xref: /illumos-gate/usr/src/cmd/svc/svccfg/svccfg_libscf.c (revision 55381082)

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident	"%Z%%M%	%I%	%E% SMI"

#include <alloca.h>
#include <assert.h>
#include <ctype.h>
#include <door.h>
#include <errno.h>
#include <fcntl.h>
#include <fnmatch.h>
#include <libintl.h>
#include <libscf.h>
#include <libscf_priv.h>
#include <libtecla.h>
#include <libuutil.h>
#include <limits.h>
#include <stdarg.h>
#include <string.h>
#include <unistd.h>
#include <wait.h>

#include <libxml/tree.h>

#include "svccfg.h"

/* The colon namespaces in each entity (each followed by a newline). */
#define	COLON_NAMESPACES	":properties\n"

#define	TEMP_FILE_PATTERN	"/tmp/svccfg-XXXXXX"

/* These are characters which the lexer requires to be in double-quotes. */
#define	CHARS_TO_QUOTE		" \t\n>=\"()"

#define	HASH_SIZE		16
#define	HASH_SVC		"smf/manifest"
#define	HASH_PG_TYPE		"framework"
#define	HASH_PG_FLAGS		0
#define	HASH_PROP		"md5sum"


/*
 * These are the classes of elements which may appear as children of service
 * or instance elements in XML manifests.
 */
struct entity_elts {
	xmlNodePtr	create_default_instance;
	xmlNodePtr	single_instance;
	xmlNodePtr	restarter;
	xmlNodePtr	dependencies;
	xmlNodePtr	dependents;
	xmlNodePtr	method_context;
	xmlNodePtr	exec_methods;
	xmlNodePtr	property_groups;
	xmlNodePtr	instances;
	xmlNodePtr	stability;
	xmlNodePtr	template;
};

/*
 * Likewise for property_group elements.
 */
struct pg_elts {
	xmlNodePtr	stability;
	xmlNodePtr	propvals;
	xmlNodePtr	properties;
};

/*
 * Likewise for template elements.
 */
struct template_elts {
	xmlNodePtr	common_name;
	xmlNodePtr	description;
	xmlNodePtr	documentation;
};

/*
 * This structure is for snaplevel lists.  They are convenient because libscf
 * only allows traversing snaplevels in one direction.
 */
struct snaplevel {
	uu_list_node_t	list_node;
	scf_snaplevel_t	*sl;
};


const char * const scf_pg_general = SCF_PG_GENERAL;
const char * const scf_group_framework = SCF_GROUP_FRAMEWORK;
const char * const scf_property_enabled = SCF_PROPERTY_ENABLED;
const char * const scf_property_external = "external";

const char * const snap_initial = "initial";
const char * const snap_lastimport = "last-import";
const char * const snap_previous = "previous";
const char * const snap_running = "running";


scf_handle_t *g_hndl = NULL;	/* only valid after lscf_prep_hndl() */

ssize_t max_scf_fmri_len;
ssize_t max_scf_name_len;
ssize_t max_scf_pg_type_len;
ssize_t max_scf_value_len;
static size_t max_scf_len;

static scf_scope_t *cur_scope;
static scf_service_t *cur_svc = NULL;
static scf_instance_t *cur_inst = NULL;
static scf_snapshot_t *cur_snap = NULL;
static scf_snaplevel_t *cur_level = NULL;

static uu_list_pool_t *snaplevel_pool;
/* cur_levels is the snaplevels of cur_snap, from least specific to most. */
static uu_list_t *cur_levels;
static struct snaplevel *cur_elt;		/* cur_elt->sl == cur_level */

static FILE *tempfile = NULL;
static char tempfilename[sizeof (TEMP_FILE_PATTERN)] = "";

static const char *emsg_entity_not_selected;
static const char *emsg_permission_denied;
static const char *emsg_create_xml;
static const char *emsg_cant_modify_snapshots;
static const char *emsg_read_only;
static const char *emsg_deleted;
static const char *emsg_invalid_pg_name;
static const char *emsg_invalid_prop_name;
static const char *emsg_no_such_pg;
static const char *emsg_fmri_invalid_pg_name;
static const char *emsg_fmri_invalid_pg_name_type;
static const char *emsg_pg_added;
static const char *emsg_pg_changed;
static const char *emsg_pg_deleted;
static const char *emsg_pg_mod_perm;
static const char *emsg_pg_add_perm;
static const char *emsg_pg_del_perm;
static const char *emsg_snap_perm;
static const char *emsg_dpt_dangling;
static const char *emsg_dpt_no_dep;

static int li_only;
static int no_refresh = 0;

/* import globals, to minimize allocations */
static scf_scope_t *imp_scope = NULL;
static scf_service_t *imp_svc = NULL, *imp_tsvc = NULL;
static scf_instance_t *imp_inst = NULL, *imp_tinst = NULL;
static scf_snapshot_t *imp_snap = NULL, *imp_lisnap = NULL, *imp_tlisnap = NULL;
static scf_snapshot_t *imp_rsnap = NULL;
static scf_snaplevel_t *imp_snpl = NULL, *imp_rsnpl = NULL;
static scf_propertygroup_t *imp_pg = NULL, *imp_pg2 = NULL;
static scf_property_t *imp_prop = NULL;
static scf_iter_t *imp_iter = NULL;
static scf_iter_t *imp_rpg_iter = NULL;
static scf_iter_t *imp_up_iter = NULL;
static scf_transaction_t *imp_tx = NULL;	/* always reset this */
static char *imp_str = NULL;
static size_t imp_str_sz;
static char *imp_tsname = NULL;
static char *imp_fe1 = NULL;		/* for fmri_equal() */
static char *imp_fe2 = NULL;
static uu_list_t *imp_deleted_dpts = NULL;	/* pgroup_t's to refresh */

/* upgrade_dependents() globals */
static scf_instance_t *ud_inst = NULL;
static scf_snaplevel_t *ud_snpl = NULL;
static scf_propertygroup_t *ud_pg = NULL;
static scf_propertygroup_t *ud_cur_depts_pg = NULL;
static scf_propertygroup_t *ud_run_dpts_pg = NULL;
static int ud_run_dpts_pg_set = 0;
static scf_property_t *ud_prop = NULL;
static scf_property_t *ud_dpt_prop = NULL;
static scf_value_t *ud_val = NULL;
static scf_iter_t *ud_iter = NULL, *ud_iter2 = NULL;
static scf_transaction_t *ud_tx = NULL;
static char *ud_ctarg = NULL;
static char *ud_oldtarg = NULL;
static char *ud_name = NULL;

/* export globals */
static scf_instance_t *exp_inst;
static scf_propertygroup_t *exp_pg;
static scf_property_t *exp_prop;
static scf_value_t *exp_val;
static scf_iter_t *exp_inst_iter, *exp_pg_iter, *exp_prop_iter, *exp_val_iter;
static char *exp_str;
static size_t exp_str_sz;

static void scfdie_lineno(int lineno) __NORETURN;

static char *start_method_names[] = {
	"start",
	"inetd_start",
	NULL
};

static void
safe_printf(const char *fmt, ...)
{
	va_list va;

	va_start(va, fmt);
	if (vprintf(fmt, va) < 0)
		uu_die(gettext("Error writing to stdout"));
	va_end(va);
}

/*
 * For unexpected libscf errors.
 */
#ifdef NDEBUG

static void scfdie(void) __NORETURN;

static void
scfdie(void)
{
	scf_error_t err = scf_error();

	if (err == SCF_ERROR_CONNECTION_BROKEN)
		uu_die(gettext("Repository connection broken.  Exiting.\n"));

	uu_die(gettext("Unexpected fatal libscf error: %s.  Exiting.\n"),
	    scf_strerror(err));
}

#else

#define	scfdie()	scfdie_lineno(__LINE__)

static void
scfdie_lineno(int lineno)
{
	scf_error_t err = scf_error();

	if (err == SCF_ERROR_CONNECTION_BROKEN)
		uu_die(gettext("Repository connection broken.  Exiting.\n"));

	uu_die(gettext("Unexpected libscf error on line %d of " __FILE__
	    ": %s.\n"), lineno, scf_strerror(err));
}

#endif

static void
scfwarn(void)
{
	warn(gettext("Unexpected libscf error: %s.\n"),
	    scf_strerror(scf_error()));
}

/*
 * Clear a field of a structure.
 */
static int
clear_int(void *a, void *b)
{
	/* LINTED */
	*(int *)((char *)a + (size_t)b) = 0;

	return (UU_WALK_NEXT);
}

static int
scferror2errno(scf_error_t err)
{
	switch (err) {
	case SCF_ERROR_BACKEND_ACCESS:
		return (EACCES);

	case SCF_ERROR_BACKEND_READONLY:
		return (EROFS);

	case SCF_ERROR_CONNECTION_BROKEN:
		return (ECONNABORTED);

	case SCF_ERROR_CONSTRAINT_VIOLATED:
	case SCF_ERROR_INVALID_ARGUMENT:
		return (EINVAL);

	case SCF_ERROR_DELETED:
		return (ECANCELED);

	case SCF_ERROR_EXISTS:
		return (EEXIST);

	case SCF_ERROR_NO_MEMORY:
		return (ENOMEM);

	case SCF_ERROR_NO_RESOURCES:
		return (ENOSPC);

	case SCF_ERROR_NOT_FOUND:
		return (ENOENT);

	case SCF_ERROR_PERMISSION_DENIED:
		return (EPERM);

	default:
#ifndef NDEBUG
		(void) fprintf(stderr, "%s:%d: Unknown libscf error %d.\n",
		    __FILE__, __LINE__, err);
#else
		(void) fprintf(stderr, "Unknown libscf error %d.\n", err);
#endif
		abort();
		/* NOTREACHED */
	}
}

static int
entity_get_pg(void *ent, int issvc, const char *name,
    scf_propertygroup_t *pg)
{
	if (issvc)
		return (scf_service_get_pg(ent, name, pg));
	else
		return (scf_instance_get_pg(ent, name, pg));
}

static void
entity_destroy(void *ent, int issvc)
{
	if (issvc)
		scf_service_destroy(ent);
	else
		scf_instance_destroy(ent);
}

/*
 * Find a snaplevel in a snapshot.  If get_svc is true, find the service
 * snaplevel.  Otherwise find the instance snaplevel.
 *
 * Returns
 *   0 - success
 *   ECONNABORTED - repository connection broken
 *   ECANCELED - instance containing snap was deleted
 *   ENOENT - snap has no snaplevels
 *	    - requested snaplevel not found
 */
static int
get_snaplevel(scf_snapshot_t *snap, int get_svc, scf_snaplevel_t *snpl)
{
	if (scf_snapshot_get_base_snaplevel(snap, snpl) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
		case SCF_ERROR_DELETED:
		case SCF_ERROR_NOT_FOUND:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_snapshot_get_base_snaplevel",
			    scf_error());
		}
	}

	for (;;) {
		ssize_t ssz;

		ssz = scf_snaplevel_get_instance_name(snpl, NULL, 0);
		if (ssz >= 0) {
			if (!get_svc)
				return (0);
		} else {
			switch (scf_error()) {
			case SCF_ERROR_CONSTRAINT_VIOLATED:
				if (get_svc)
					return (0);
				break;

			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_NOT_BOUND:
			default:
				bad_error("scf_snaplevel_get_instance_name",
				    scf_error());
			}
		}

		if (scf_snaplevel_get_next_snaplevel(snpl, snpl) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
			case SCF_ERROR_CONNECTION_BROKEN:
			case SCF_ERROR_DELETED:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_INVALID_ARGUMENT:
			default:
				bad_error("scf_snaplevel_get_next_snaplevel",
				    scf_error());
			}
		}
	}
}

/*
 * If issvc is 0, take ent to be a pointer to an scf_instance_t.  If it has
 * a running snapshot, and that snapshot has an instance snaplevel, set pg to
 * the property group named name in it.  If it doesn't have a running
 * snapshot, set pg to the instance's current property group named name.
 *
 * If issvc is nonzero, take ent to be a pointer to an scf_service_t, and walk
 * its instances.  If one has a running snapshot with a service snaplevel, set
 * pg to the property group named name in it.  If no such snaplevel could be
 * found, set pg to the service's current property group named name.
 *
 * iter, inst, snap, and snpl are required scratch objects.
 *
 * Returns
 *   0 - success
 *   ECONNABORTED - repository connection broken
 *   ECANCELED - ent was deleted
 *   ENOENT - no such property group
 *   EINVAL - name is an invalid property group name
 *   EBADF - found running snapshot is missing a snaplevel
 */
static int
entity_get_running_pg(void *ent, int issvc, const char *name,
    scf_propertygroup_t *pg, scf_iter_t *iter, scf_instance_t *inst,
    scf_snapshot_t *snap, scf_snaplevel_t *snpl)
{
	int r;

	if (issvc) {
		/* Search for an instance with a running snapshot. */
		if (scf_iter_service_instances(iter, ent) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			default:
				bad_error("scf_iter_service_instances",
				    scf_error());
			}
		}

		for (;;) {
			r = scf_iter_next_instance(iter, inst);
			if (r == 0) {
				if (scf_service_get_pg(ent, name, pg) == 0)
					return (0);

				switch (scf_error()) {
				case SCF_ERROR_DELETED:
				case SCF_ERROR_NOT_FOUND:
				case SCF_ERROR_INVALID_ARGUMENT:
				case SCF_ERROR_CONNECTION_BROKEN:
					return (scferror2errno(scf_error()));

				case SCF_ERROR_NOT_BOUND:
				case SCF_ERROR_HANDLE_MISMATCH:
				case SCF_ERROR_NOT_SET:
				default:
					bad_error("scf_service_get_pg",
					    scf_error());
				}
			}
			if (r != 1) {
				switch (scf_error()) {
				case SCF_ERROR_DELETED:
				case SCF_ERROR_CONNECTION_BROKEN:
					return (scferror2errno(scf_error()));

				case SCF_ERROR_INVALID_ARGUMENT:
				case SCF_ERROR_NOT_SET:
				case SCF_ERROR_NOT_BOUND:
				case SCF_ERROR_HANDLE_MISMATCH:
				default:
					bad_error("scf_iter_next_instance",
					    scf_error());
				}
			}

			if (scf_instance_get_snapshot(inst, snap_running,
			    snap) == 0)
				break;

			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
			case SCF_ERROR_DELETED:
				continue;

			case SCF_ERROR_CONNECTION_BROKEN:
				return (ECONNABORTED);

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_NOT_BOUND:
			default:
				bad_error("scf_instance_get_snapshot",
				    scf_error());
			}
		}
	} else {
		if (scf_instance_get_snapshot(ent, snap_running, snap) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
				break;

			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_instance_get_snapshot",
				    scf_error());
			}

			if (scf_instance_get_pg(ent, name, pg) == 0)
				return (0);

			switch (scf_error()) {
			case SCF_ERROR_DELETED:
			case SCF_ERROR_NOT_FOUND:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_instance_get_pg", scf_error());
			}
		}
	}

	r = get_snaplevel(snap, issvc, snpl);
	switch (r) {
	case 0:
		break;

	case ECONNABORTED:
	case ECANCELED:
		return (r);

	case ENOENT:
		return (EBADF);

	default:
		bad_error("get_snaplevel", r);
	}

	if (scf_snaplevel_get_pg(snpl, name, pg) == 0)
		return (0);

	switch (scf_error()) {
	case SCF_ERROR_DELETED:
	case SCF_ERROR_INVALID_ARGUMENT:
	case SCF_ERROR_CONNECTION_BROKEN:
	case SCF_ERROR_NOT_FOUND:
		return (scferror2errno(scf_error()));

	case SCF_ERROR_NOT_BOUND:
	case SCF_ERROR_HANDLE_MISMATCH:
	case SCF_ERROR_NOT_SET:
	default:
		bad_error("scf_snaplevel_get_pg", scf_error());
		/* NOTREACHED */
	}
}


/*
 * To be registered with atexit().
 */
static void
remove_tempfile(void)
{
	int ret;

	if (tempfile != NULL) {
		if (fclose(tempfile) == EOF)
			warn(gettext("Could not close temporary file"));
		tempfile = NULL;
	}

	if (tempfilename[0] != '\0') {
		do
			ret = remove(tempfilename);
		while (ret == -1 && errno == EINTR);
		if (ret == -1)
			warn(gettext("Could not remove temporary file"));
		tempfilename[0] = '\0';
	}
}

/*
 * Launch private svc.configd(1M) for manipulating alternate repositories.
 */
static void
start_private_repository(engine_state_t *est)
{
	int fd, stat;
	struct door_info info;
	pid_t pid;

	/*
	 * 1.  Create a temporary file for the door.
	 */
	if (est->sc_repo_doorname != NULL)
		free((void *)est->sc_repo_doorname);

	est->sc_repo_doorname = tempnam(est->sc_repo_doordir, "scfdr");
	if (est->sc_repo_doorname == NULL)
		uu_die(gettext("Could not acquire temporary filename"));

	fd = open(est->sc_repo_doorname, O_CREAT | O_EXCL | O_RDWR, 0600);
	if (fd < 0)
		uu_die(gettext("Could not create temporary file for "
		    "repository server"));

	(void) close(fd);

	/*
	 * 2.  Launch a configd with that door, using the specified
	 * repository.
	 */
	if ((est->sc_repo_pid = fork()) == 0) {
		(void) execlp(est->sc_repo_server, est->sc_repo_server, "-p",
		    "-d", est->sc_repo_doorname, "-r", est->sc_repo_filename,
		    NULL);
		uu_die(gettext("Could not execute %s"), est->sc_repo_server);
	} else if (est->sc_repo_pid == -1)
		uu_die(gettext("Attempt to fork failed"));

	do
		pid = waitpid(est->sc_repo_pid, &stat, 0);
	while (pid == -1 && errno == EINTR);

	if (pid == -1)
		uu_die(gettext("Could not waitpid() for repository server"));

	if (!WIFEXITED(stat)) {
		uu_die(gettext("Repository server failed (status %d).\n"),
		    stat);
	} else if (WEXITSTATUS(stat) != 0) {
		uu_die(gettext("Repository server failed (exit %d).\n"),
		    WEXITSTATUS(stat));
	}

	/*
	 * See if it was successful by checking if the door is a door.
	 */

	fd = open(est->sc_repo_doorname, O_RDWR);
	if (fd < 0)
		uu_die(gettext("Could not open door \"%s\""),
		    est->sc_repo_doorname);

	if (door_info(fd, &info) < 0)
		uu_die(gettext("Unexpected door_info() error"));

	if (close(fd) == -1)
		warn(gettext("Could not close repository door"),
		    strerror(errno));

	est->sc_repo_pid = info.di_target;
}

void
lscf_cleanup(void)
{
	/*
	 * In the case where we've launched a private svc.configd(1M)
	 * instance, we must terminate our child and remove the temporary
	 * rendezvous point.
	 */
	if (est->sc_repo_pid > 0) {
		(void) kill(est->sc_repo_pid, SIGTERM);
		(void) waitpid(est->sc_repo_pid, NULL, 0);
		(void) unlink(est->sc_repo_doorname);

		est->sc_repo_pid = 0;
	}
}

void
unselect_cursnap(void)
{
	void *cookie;

	cur_level = NULL;

	cookie = NULL;
	while ((cur_elt = uu_list_teardown(cur_levels, &cookie)) != NULL) {
		scf_snaplevel_destroy(cur_elt->sl);
		free(cur_elt);
	}

	scf_snapshot_destroy(cur_snap);
	cur_snap = NULL;
}

void
lscf_prep_hndl(void)
{
	if (g_hndl != NULL)
		return;

	g_hndl = scf_handle_create(SCF_VERSION);
	if (g_hndl == NULL)
		scfdie();

	if (est->sc_repo_filename != NULL)
		start_private_repository(est);

	if (est->sc_repo_doorname != NULL) {
		scf_value_t *repo_value;
		int ret;

		repo_value = scf_value_create(g_hndl);
		if (repo_value == NULL)
			scfdie();

		ret = scf_value_set_astring(repo_value, est->sc_repo_doorname);
		assert(ret == SCF_SUCCESS);

		if (scf_handle_decorate(g_hndl, "door_path", repo_value) !=
		    SCF_SUCCESS)
			scfdie();

		scf_value_destroy(repo_value);
	}

	if (scf_handle_bind(g_hndl) != 0)
		uu_die(gettext("Could not connect to repository server: %s.\n"),
		    scf_strerror(scf_error()));

	cur_scope = scf_scope_create(g_hndl);
	if (cur_scope == NULL)
		scfdie();

	if (scf_handle_get_local_scope(g_hndl, cur_scope) != 0)
		scfdie();
}

static void
repository_teardown(void)
{
	if (g_hndl != NULL) {
		if (cur_snap != NULL)
			unselect_cursnap();
		scf_instance_destroy(cur_inst);
		scf_service_destroy(cur_svc);
		scf_scope_destroy(cur_scope);
		scf_handle_destroy(g_hndl);
		g_hndl = NULL;

		lscf_cleanup();
	}
}

void
lscf_set_repository(const char *repfile)
{
	repository_teardown();

	if (est->sc_repo_filename != NULL)
		free((void *)est->sc_repo_filename);

	est->sc_repo_filename = safe_strdup(repfile);

	lscf_prep_hndl();
}

void
lscf_init()
{
	if ((max_scf_fmri_len = scf_limit(SCF_LIMIT_MAX_FMRI_LENGTH)) < 0 ||
	    (max_scf_name_len = scf_limit(SCF_LIMIT_MAX_NAME_LENGTH)) < 0 ||
	    (max_scf_pg_type_len = scf_limit(SCF_LIMIT_MAX_PG_TYPE_LENGTH)) <
	    0 ||
	    (max_scf_value_len = scf_limit(SCF_LIMIT_MAX_VALUE_LENGTH)) < 0)
		scfdie();

	max_scf_len = max_scf_fmri_len;
	if (max_scf_name_len > max_scf_len)
		max_scf_len = max_scf_name_len;
	if (max_scf_pg_type_len > max_scf_len)
		max_scf_len = max_scf_pg_type_len;
	if (max_scf_value_len > max_scf_len)
		max_scf_len = max_scf_value_len;

	if (atexit(remove_tempfile) != 0)
		uu_die(gettext("Could not register atexit() function"));

	emsg_entity_not_selected = gettext("An entity is not selected.\n");
	emsg_permission_denied = gettext("Permission denied.\n");
	emsg_create_xml = gettext("Could not create XML node.\n");
	emsg_cant_modify_snapshots = gettext("Cannot modify snapshots.\n");
	emsg_read_only = gettext("Backend read-only.\n");
	emsg_deleted = gettext("Current selection has been deleted.\n");
	emsg_invalid_pg_name =
	    gettext("Invalid property group name \"%s\".\n");
	emsg_invalid_prop_name = gettext("Invalid property name \"%s\".\n");
	emsg_no_such_pg = gettext("No such property group \"%s\".\n");
	emsg_fmri_invalid_pg_name = gettext("Service %s has property group "
	    "with invalid name \"%s\".\n");
	emsg_fmri_invalid_pg_name_type = gettext("Service %s has property "
	    "group with invalid name \"%s\" or type \"%s\".\n");
	emsg_pg_added = gettext("%s changed unexpectedly "
	    "(property group \"%s\" added).\n");
	emsg_pg_changed = gettext("%s changed unexpectedly "
	    "(property group \"%s\" changed).\n");
	emsg_pg_deleted = gettext("%s changed unexpectedly "
	    "(property group \"%s\" or an ancestor was deleted).\n");
	emsg_pg_mod_perm = gettext("Could not modify property group \"%s\" "
	    "in %s (permission denied).\n");
	emsg_pg_add_perm = gettext("Could not create property group \"%s\" "
	    "in %s (permission denied).\n");
	emsg_pg_del_perm = gettext("Could not delete property group \"%s\" "
	    "in %s (permission denied).\n");
	emsg_snap_perm = gettext("Could not take \"%s\" snapshot of %s "
	    "(permission denied).\n");
	emsg_dpt_dangling = gettext("Conflict upgrading %s (not importing "
	    "new dependent \"%s\" because it already exists).  Warning: The "
	    "current dependent's target (%s) does not exist.\n");
	emsg_dpt_no_dep = gettext("Conflict upgrading %s (not importing new "
	    "dependent \"%s\" because it already exists).  Warning: The "
	    "current dependent's target (%s) does not have a dependency named "
	    "\"%s\" as expected.\n");

	string_pool = uu_list_pool_create("strings", sizeof (string_list_t),
	    offsetof(string_list_t, node), NULL, 0);
	snaplevel_pool = uu_list_pool_create("snaplevels",
	    sizeof (struct snaplevel), offsetof(struct snaplevel, list_node),
	    NULL, 0);
}


static const char *
prop_to_typestr(const scf_property_t *prop)
{
	scf_type_t ty;

	if (scf_property_type(prop, &ty) != SCF_SUCCESS)
		scfdie();

	return (scf_type_to_string(ty));
}

static scf_type_t
string_to_type(const char *type)
{
	size_t len = strlen(type);
	char *buf;

	if (len == 0 || type[len - 1] != ':')
		return (SCF_TYPE_INVALID);

	buf = (char *)alloca(len + 1);
	(void) strlcpy(buf, type, len + 1);
	buf[len - 1] = 0;

	return (scf_string_to_type(buf));
}

static scf_value_t *
string_to_value(const char *str, scf_type_t ty, boolean_t require_quotes)
{
	scf_value_t *v;
	char *dup, *nstr;
	size_t len;

	v = scf_value_create(g_hndl);
	if (v == NULL)
		scfdie();

	len = strlen(str);
	if (require_quotes &&
	    (len < 2 || str[0] != '\"' || str[len - 1] != '\"')) {
		semerr(gettext("Multiple string values or string values "
		    "with spaces must be quoted with '\"'.\n"));
		scf_value_destroy(v);
		return (NULL);
	}

	nstr = dup = safe_strdup(str);
	if (dup[0] == '\"') {
		/*
		 * Strip out the first and the last quote.
		 */
		dup[len - 1] = '\0';
		nstr = dup + 1;
	}

	if (scf_value_set_from_string(v, ty, (const char *)nstr) != 0) {
		assert(scf_error() == SCF_ERROR_INVALID_ARGUMENT);
		semerr(gettext("Invalid \"%s\" value \"%s\".\n"),
		    scf_type_to_string(ty), nstr);
		scf_value_destroy(v);
		v = NULL;
	}
	free(dup);
	return (v);
}

/*
 * Print str to strm, quoting double-quotes and backslashes with backslashes.
 */
static int
quote_and_print(const char *str, FILE *strm)
{
	const char *cp;

	for (cp = str; *cp != '\0'; ++cp) {
		if (*cp == '"' || *cp == '\\')
			(void) putc('\\', strm);

		(void) putc(*cp, strm);
	}

	return (ferror(strm));
}

/*
 * These wrappers around lowlevel functions provide consistent error checking
 * and warnings.
 */
static int
pg_get_prop(scf_propertygroup_t *pg, const char *propname, scf_property_t *prop)
{
	if (scf_pg_get_property(pg, propname, prop) == SCF_SUCCESS)
		return (0);

	if (scf_error() != SCF_ERROR_NOT_FOUND)
		scfdie();

	if (g_verbose) {
		ssize_t len;
		char *fmri;

		len = scf_pg_to_fmri(pg, NULL, 0);
		if (len < 0)
			scfdie();

		fmri = safe_malloc(len + 1);

		if (scf_pg_to_fmri(pg, fmri, len + 1) < 0)
			scfdie();

		warn(gettext("Expected property %s of property group %s is "
		    "missing.\n"), propname, fmri);

		free(fmri);
	}

	return (-1);
}

static int
prop_check_type(scf_property_t *prop, scf_type_t ty)
{
	scf_type_t pty;

	if (scf_property_type(prop, &pty) != SCF_SUCCESS)
		scfdie();

	if (ty == pty)
		return (0);

	if (g_verbose) {
		ssize_t len;
		char *fmri;
		const char *tystr;

		len = scf_property_to_fmri(prop, NULL, 0);
		if (len < 0)
			scfdie();

		fmri = safe_malloc(len + 1);

		if (scf_property_to_fmri(prop, fmri, len + 1) < 0)
			scfdie();

		tystr = scf_type_to_string(ty);
		if (tystr == NULL)
			tystr = "?";

		warn(gettext("Property %s is not of expected type %s.\n"),
		    fmri, tystr);

		free(fmri);
	}

	return (-1);
}

static int
prop_get_val(scf_property_t *prop, scf_value_t *val)
{
	scf_error_t err;

	if (scf_property_get_value(prop, val) == SCF_SUCCESS)
		return (0);

	err = scf_error();

	if (err != SCF_ERROR_NOT_FOUND && err != SCF_ERROR_CONSTRAINT_VIOLATED)
		scfdie();

	if (g_verbose) {
		ssize_t len;
		char *fmri, *emsg;

		len = scf_property_to_fmri(prop, NULL, 0);
		if (len < 0)
			scfdie();

		fmri = safe_malloc(len + 1);

		if (scf_property_to_fmri(prop, fmri, len + 1) < 0)
			scfdie();

		if (err == SCF_ERROR_NOT_FOUND)
			emsg = gettext("Property %s has no values; expected "
			    "one.\n");
		else
			emsg = gettext("Property %s has multiple values; "
			    "expected one.\n");

		warn(emsg, fmri);

		free(fmri);
	}

	return (-1);
}


static boolean_t
snaplevel_is_instance(const scf_snaplevel_t *level)
{
	if (scf_snaplevel_get_instance_name(level, NULL, 0) < 0) {
		if (scf_error() != SCF_ERROR_CONSTRAINT_VIOLATED)
			scfdie();
		return (0);
	} else {
		return (1);
	}
}

/*
 * Decode FMRI into a service or instance, and put the result in *ep.  If
 * memory cannot be allocated, return SCF_ERROR_NO_MEMORY.  If the FMRI is
 * invalid, return SCF_ERROR_INVALID_ARGUMENT.  If the FMRI does not specify
 * an entity, return SCF_ERROR_CONSTRAINT_VIOLATED.  If the entity cannot be
 * found, return SCF_ERROR_NOT_FOUND.  Otherwise return SCF_ERROR_NONE, point
 * *ep to a valid scf_service_t or scf_instance_t, and set *isservice to
 * whether *ep is a service.
 */
static scf_error_t
fmri_to_entity(scf_handle_t *h, const char *fmri, void **ep, int *isservice)
{
	char *fmri_copy;
	const char *sstr, *istr, *pgstr;
	scf_service_t *svc;
	scf_instance_t *inst;

	fmri_copy = strdup(fmri);
	if (fmri_copy == NULL)
		return (SCF_ERROR_NO_MEMORY);

	if (scf_parse_svc_fmri(fmri_copy, NULL, &sstr, &istr, &pgstr, NULL) !=
	    SCF_SUCCESS) {
		free(fmri_copy);
		return (SCF_ERROR_INVALID_ARGUMENT);
	}

	free(fmri_copy);

	if (sstr == NULL || pgstr != NULL)
		return (SCF_ERROR_CONSTRAINT_VIOLATED);

	if (istr == NULL) {
		svc = scf_service_create(h);
		if (svc == NULL)
			return (SCF_ERROR_NO_MEMORY);

		if (scf_handle_decode_fmri(h, fmri, NULL, svc, NULL, NULL, NULL,
		    SCF_DECODE_FMRI_EXACT) != SCF_SUCCESS) {
			if (scf_error() != SCF_ERROR_NOT_FOUND)
				scfdie();

			return (SCF_ERROR_NOT_FOUND);
		}

		*ep = svc;
		*isservice = 1;
	} else {
		inst = scf_instance_create(h);
		if (inst == NULL)
			return (SCF_ERROR_NO_MEMORY);

		if (scf_handle_decode_fmri(h, fmri, NULL, NULL, inst, NULL,
		    NULL, SCF_DECODE_FMRI_EXACT) != SCF_SUCCESS) {
			if (scf_error() != SCF_ERROR_NOT_FOUND)
				scfdie();

			return (SCF_ERROR_NOT_FOUND);
		}

		*ep = inst;
		*isservice = 0;
	}

	return (SCF_ERROR_NONE);
}

/*
 * Create the entity named by fmri.  Place a pointer to its libscf handle in
 * *ep, and set or clear *isservicep if it is a service or an instance.
 * Returns
 *   SCF_ERROR_NONE - success
 *   SCF_ERROR_NO_MEMORY - scf_*_create() failed
 *   SCF_ERROR_INVALID_ARGUMENT - fmri is invalid
 *   SCF_ERROR_CONSTRAINT_VIOLATED - fmri is not a service or instance
 *   SCF_ERROR_NOT_FOUND - no such scope
 *   SCF_ERROR_PERMISSION_DENIED
 *   SCF_ERROR_BACKEND_READONLY
 *   SCF_ERROR_BACKEND_ACCESS
 */
static scf_error_t
create_entity(scf_handle_t *h, const char *fmri, void **ep, int *isservicep)
{
	char *fmri_copy;
	const char *scstr, *sstr, *istr, *pgstr;
	scf_scope_t *scope = NULL;
	scf_service_t *svc = NULL;
	scf_instance_t *inst = NULL;
	scf_error_t scfe;

	fmri_copy = safe_strdup(fmri);

	if (scf_parse_svc_fmri(fmri_copy, &scstr, &sstr, &istr, &pgstr, NULL) !=
	    0) {
		free(fmri_copy);
		return (SCF_ERROR_INVALID_ARGUMENT);
	}

	if (scstr == NULL || sstr == NULL || pgstr != NULL) {
		free(fmri_copy);
		return (SCF_ERROR_CONSTRAINT_VIOLATED);
	}

	*ep = NULL;

	if ((scope = scf_scope_create(h)) == NULL ||
	    (svc = scf_service_create(h)) == NULL ||
	    (inst = scf_instance_create(h)) == NULL) {
		scfe = SCF_ERROR_NO_MEMORY;
		goto out;
	}

get_scope:
	if (scf_handle_get_scope(h, scstr, scope) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			scfdie();
			/* NOTREACHED */

		case SCF_ERROR_NOT_FOUND:
			scfe = SCF_ERROR_NOT_FOUND;
			goto out;

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_INVALID_ARGUMENT:
		default:
			bad_error("scf_handle_get_scope", scf_error());
		}
	}

get_svc:
	if (scf_scope_get_service(scope, sstr, svc) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			scfdie();
			/* NOTREACHED */

		case SCF_ERROR_DELETED:
			goto get_scope;

		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_scope_get_service", scf_error());
		}

		if (scf_scope_add_service(scope, sstr, svc) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
				scfdie();
				/* NOTREACHED */

			case SCF_ERROR_DELETED:
				goto get_scope;

			case SCF_ERROR_PERMISSION_DENIED:
			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
				scfe = scf_error();
				goto out;

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_scope_get_service", scf_error());
			}
		}
	}

	if (istr == NULL) {
		scfe = SCF_ERROR_NONE;
		*ep = svc;
		*isservicep = 1;
		goto out;
	}

get_inst:
	if (scf_service_get_instance(svc, istr, inst) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			scfdie();
			/* NOTREACHED */

		case SCF_ERROR_DELETED:
			goto get_svc;

		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_service_get_instance", scf_error());
		}

		if (scf_service_add_instance(svc, istr, inst) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
				scfdie();
				/* NOTREACHED */

			case SCF_ERROR_DELETED:
				goto get_svc;

			case SCF_ERROR_PERMISSION_DENIED:
			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
				scfe = scf_error();
				goto out;

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_service_add_instance",
				    scf_error());
			}
		}
	}

	scfe = SCF_ERROR_NONE;
	*ep = inst;
	*isservicep = 0;

out:
	if (*ep != inst)
		scf_instance_destroy(inst);
	if (*ep != svc)
		scf_service_destroy(svc);
	scf_scope_destroy(scope);
	free(fmri_copy);
	return (scfe);
}

/*
 * Refresh entity.  If isservice is zero, take entity to be an scf_instance_t *.
 * Otherwise take entity to be an scf_service_t * and refresh all of its child
 * instances.  fmri is used for messages.  inst, iter, and name_buf are used
 * for scratch space.  Returns
 *   0 - success
 *   ECONNABORTED - repository connection broken
 *   ECANCELED - entity was deleted
 *   EACCES - backend denied access
 *   EPERM - permission denied
 *   -1 - _smf_refresh_instance_i() failed.  scf_error() should be set.
 */
static int
refresh_entity(int isservice, void *entity, const char *fmri,
    scf_instance_t *inst, scf_iter_t *iter, char *name_buf)
{
	scf_error_t scfe;
	int r;

	if (!isservice) {
		if (_smf_refresh_instance_i(entity) == 0) {
			if (g_verbose)
				warn(gettext("Refreshed %s.\n"), fmri);
			return (0);
		}

		switch (scf_error()) {
		case SCF_ERROR_BACKEND_ACCESS:
			return (EACCES);

		case SCF_ERROR_PERMISSION_DENIED:
			return (EPERM);

		default:
			return (-1);
		}
	}

	if (scf_iter_service_instances(iter, entity) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			return (ECONNABORTED);

		case SCF_ERROR_DELETED:
			return (ECANCELED);

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_iter_service_instances", scf_error());
		}
	}

	for (;;) {
		r = scf_iter_next_instance(iter, inst);
		if (r == 0)
			break;
		if (r != 1) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
				return (ECONNABORTED);

			case SCF_ERROR_DELETED:
				return (ECANCELED);

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_INVALID_ARGUMENT:
			default:
				bad_error("scf_iter_next_instance",
				    scf_error());
			}
		}

		if (_smf_refresh_instance_i(inst) == 0) {
			if (g_verbose) {
				if (scf_instance_get_name(inst, name_buf,
				    max_scf_name_len + 1) < 0)
					(void) strcpy(name_buf, "?");

				warn(gettext("Refreshed %s:%s.\n"),
				    fmri, name_buf);
			}
		} else {
			if (scf_error() != SCF_ERROR_BACKEND_ACCESS ||
			    g_verbose) {
				scfe = scf_error();

				if (scf_instance_to_fmri(inst, name_buf,
				    max_scf_name_len + 1) < 0)
					(void) strcpy(name_buf, "?");

				warn(gettext(
				    "Refresh of %s:%s failed: %s.\n"), fmri,
				    name_buf, scf_strerror(scfe));
			}
		}
	}

	return (0);
}

static int
stash_scferror_err(scf_callback_t *cbp, scf_error_t err)
{
	cbp->sc_err = scferror2errno(err);
	return (UU_WALK_ERROR);
}

static int
stash_scferror(scf_callback_t *cbp)
{
	return (stash_scferror_err(cbp, scf_error()));
}


/*
 * Import.  These functions import a bundle into the repository.
 */

/*
 * Add a transaction entry to lcbdata->sc_trans for this property_t.  Uses
 * sc_handle, sc_trans, and sc_flags (SCI_NOENABLED) in lcbdata.  On success,
 * returns UU_WALK_NEXT.  On error returns UU_WALK_ERROR and sets
 * lcbdata->sc_err to
 *   ENOMEM - out of memory
 *   ECONNABORTED - repository connection broken
 *   ECANCELED - sc_trans's property group was deleted
 *   EINVAL - p's name is invalid (error printed)
 *	    - p has an invalid value (error printed)
 */
static int
lscf_property_import(void *v, void *pvt)
{
	property_t *p = v;
	scf_callback_t *lcbdata = pvt;
	value_t *vp;
	scf_transaction_t *trans = lcbdata->sc_trans;
	scf_transaction_entry_t *entr;
	scf_value_t *val;
	scf_type_t tp;

	if (lcbdata->sc_flags & SCI_NOENABLED &&
	    strcmp(p->sc_property_name, SCF_PROPERTY_ENABLED) == 0)
		return (UU_WALK_NEXT);

	entr = scf_entry_create(lcbdata->sc_handle);
	if (entr == NULL) {
		switch (scf_error()) {
		case SCF_ERROR_NO_MEMORY:
			return (stash_scferror(lcbdata));

		case SCF_ERROR_INVALID_ARGUMENT:
		default:
			bad_error("scf_entry_create", scf_error());
		}
	}

	tp = p->sc_value_type;

	if (scf_transaction_property_new(trans, entr,
	    p->sc_property_name, tp) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_INVALID_ARGUMENT:
			semerr(emsg_invalid_prop_name, p->sc_property_name);
			scf_entry_destroy(entr);
			return (stash_scferror(lcbdata));

		case SCF_ERROR_EXISTS:
			break;

		case SCF_ERROR_DELETED:
		case SCF_ERROR_CONNECTION_BROKEN:
			scf_entry_destroy(entr);
			return (stash_scferror(lcbdata));

		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_transaction_property_new", scf_error());
		}

		if (scf_transaction_property_change_type(trans, entr,
		    p->sc_property_name, tp) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				scf_entry_destroy(entr);
				return (stash_scferror(lcbdata));

			case SCF_ERROR_INVALID_ARGUMENT:
				semerr(emsg_invalid_prop_name,
				    p->sc_property_name);
				scf_entry_destroy(entr);
				return (stash_scferror(lcbdata));

			case SCF_ERROR_NOT_FOUND:
			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			default:
				bad_error(
				    "scf_transaction_property_change_type",
				    scf_error());
			}
		}
	}

	for (vp = uu_list_first(p->sc_property_values);
	    vp != NULL;
	    vp = uu_list_next(p->sc_property_values, vp)) {
		val = scf_value_create(g_hndl);
		if (val == NULL) {
			switch (scf_error()) {
			case SCF_ERROR_NO_MEMORY:
				return (stash_scferror(lcbdata));

			case SCF_ERROR_INVALID_ARGUMENT:
			default:
				bad_error("scf_value_create", scf_error());
			}
		}

		switch (tp) {
		case SCF_TYPE_BOOLEAN:
			scf_value_set_boolean(val, vp->sc_u.sc_count);
			break;
		case SCF_TYPE_COUNT:
			scf_value_set_count(val, vp->sc_u.sc_count);
			break;
		case SCF_TYPE_INTEGER:
			scf_value_set_integer(val, vp->sc_u.sc_integer);
			break;
		default:
			assert(vp->sc_u.sc_string != NULL);
			if (scf_value_set_from_string(val, tp,
			    vp->sc_u.sc_string) != 0) {
				if (scf_error() != SCF_ERROR_INVALID_ARGUMENT)
					bad_error("scf_value_set_from_string",
					    scf_error());

				warn(gettext("Value \"%s\" is not a valid "
				    "%s.\n"), vp->sc_u.sc_string,
				    scf_type_to_string(tp));
				scf_value_destroy(val);
				return (stash_scferror(lcbdata));
			}
			break;
		}

		if (scf_entry_add_value(entr, val) != 0)
			bad_error("scf_entry_add_value", scf_error());
	}

	return (UU_WALK_NEXT);
}

/*
 * Import a pgroup_t into the repository.  Uses sc_handle, sc_parent,
 * sc_service, sc_flags (SCI_GENERALLAST, SCI_FORCE, & SCI_KEEP),
 * sc_source_fmri, and sc_target_fmri in lcbdata, and uses imp_pg and imp_tx.
 * On success, returns UU_WALK_NEXT.  On error returns UU_WALK_ERROR and sets
 * lcbdata->sc_err to
 *   ECONNABORTED - repository connection broken
 *   ENOMEM - out of memory
 *   ENOSPC - svc.configd is out of resources
 *   ECANCELED - sc_parent was deleted
 *   EPERM - could not create property group (permission denied) (error printed)
 *	   - could not modify property group (permission denied) (error printed)
 *	   - could not delete property group (permission denied) (error	printed)
 *   EROFS - could not create property group (repository is read-only)
 *	   - could not delete property group (repository is read-only)
 *   EACCES - could not create property group (backend access denied)
 *	    - could not delete property group (backend access denied)
 *   EEXIST - could not create property group (already exists)
 *   EINVAL - invalid property group name (error printed)
 *	    - invalid property name (error printed)
 *	    - invalid value (error printed)
 *   EBUSY - new property group deleted (error printed)
 *	   - new property group changed (error printed)
 *	   - property group added (error printed)
 *	   - property group deleted (error printed)
 */
static int
entity_pgroup_import(void *v, void *pvt)
{
	pgroup_t *p = v;
	scf_callback_t cbdata;
	scf_callback_t *lcbdata = pvt;
	void *ent = lcbdata->sc_parent;
	int issvc = lcbdata->sc_service;
	int r;

	const char * const pg_changed = gettext("%s changed unexpectedly "
	    "(new property group \"%s\" changed).\n");

	/* Never import deleted property groups. */
	if (p->sc_pgroup_delete)
		return (UU_WALK_NEXT);

	if (!issvc && (lcbdata->sc_flags & SCI_GENERALLAST) &&
	    strcmp(p->sc_pgroup_name, SCF_PG_GENERAL) == 0) {
		lcbdata->sc_general = p;
		return (UU_WALK_NEXT);
	}

add_pg:
	if (issvc)
		r = scf_service_add_pg(ent, p->sc_pgroup_name,
		    p->sc_pgroup_type, p->sc_pgroup_flags, imp_pg);
	else
		r = scf_instance_add_pg(ent, p->sc_pgroup_name,
		    p->sc_pgroup_type, p->sc_pgroup_flags, imp_pg);
	if (r != 0) {
		switch (scf_error()) {
		case SCF_ERROR_DELETED:
		case SCF_ERROR_CONNECTION_BROKEN:
		case SCF_ERROR_BACKEND_READONLY:
		case SCF_ERROR_BACKEND_ACCESS:
		case SCF_ERROR_NO_RESOURCES:
			return (stash_scferror(lcbdata));

		case SCF_ERROR_EXISTS:
			if (lcbdata->sc_flags & SCI_FORCE)
				break;
			return (stash_scferror(lcbdata));

		case SCF_ERROR_INVALID_ARGUMENT:
			warn(emsg_fmri_invalid_pg_name_type,
			    lcbdata->sc_source_fmri,
			    p->sc_pgroup_name, p->sc_pgroup_type);
			return (stash_scferror(lcbdata));

		case SCF_ERROR_PERMISSION_DENIED:
			warn(emsg_pg_add_perm, p->sc_pgroup_name,
			    lcbdata->sc_target_fmri);
			return (stash_scferror(lcbdata));

		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_service_add_pg", scf_error());
		}

		if (entity_get_pg(ent, issvc, p->sc_pgroup_name, imp_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
			case SCF_ERROR_DELETED:
				return (stash_scferror(lcbdata));

			case SCF_ERROR_INVALID_ARGUMENT:
				warn(emsg_fmri_invalid_pg_name,
				    lcbdata->sc_source_fmri,
				    p->sc_pgroup_name);
				return (stash_scferror(lcbdata));

			case SCF_ERROR_NOT_FOUND:
				warn(emsg_pg_deleted, lcbdata->sc_target_fmri,
				    p->sc_pgroup_name);
				lcbdata->sc_err = EBUSY;
				return (UU_WALK_ERROR);

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("entity_get_pg", scf_error());
			}
		}

		if (lcbdata->sc_flags & SCI_KEEP)
			goto props;

		if (scf_pg_delete(imp_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				warn(emsg_pg_deleted, lcbdata->sc_target_fmri,
				    p->sc_pgroup_name);
				lcbdata->sc_err = EBUSY;
				return (UU_WALK_ERROR);

			case SCF_ERROR_PERMISSION_DENIED:
				warn(emsg_pg_del_perm, p->sc_pgroup_name,
				    lcbdata->sc_target_fmri);
				return (stash_scferror(lcbdata));

			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (stash_scferror(lcbdata));

			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_pg_delete", scf_error());
			}
		}

		goto add_pg;
	}

props:

	/*
	 * Add properties to property group, if any.
	 */
	cbdata.sc_handle = lcbdata->sc_handle;
	cbdata.sc_parent = imp_pg;
	cbdata.sc_flags = lcbdata->sc_flags;
	cbdata.sc_trans = imp_tx;

	if (scf_transaction_start(imp_tx, imp_pg) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_BACKEND_ACCESS:
		case SCF_ERROR_BACKEND_READONLY:
		case SCF_ERROR_CONNECTION_BROKEN:
			return (stash_scferror(lcbdata));

		case SCF_ERROR_DELETED:
			warn(pg_changed, lcbdata->sc_target_fmri,
			    p->sc_pgroup_name);
			lcbdata->sc_err = EBUSY;
			return (UU_WALK_ERROR);

		case SCF_ERROR_PERMISSION_DENIED:
			warn(emsg_pg_mod_perm, p->sc_pgroup_name,
			    lcbdata->sc_target_fmri);
			return (stash_scferror(lcbdata));

		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_IN_USE:
		case SCF_ERROR_HANDLE_MISMATCH:
		default:
			bad_error("scf_transaction_start", scf_error());
		}
	}

	if (uu_list_walk(p->sc_pgroup_props, lscf_property_import, &cbdata,
	    UU_DEFAULT) != 0) {
		if (uu_error() != UU_ERROR_CALLBACK_FAILED)
			bad_error("uu_list_walk", uu_error());
		scf_transaction_reset(imp_tx);

		lcbdata->sc_err = cbdata.sc_err;
		if (cbdata.sc_err == ECANCELED) {
			warn(pg_changed, lcbdata->sc_target_fmri,
			    p->sc_pgroup_name);
			lcbdata->sc_err = EBUSY;
		}
		return (UU_WALK_ERROR);
	}

	r = scf_transaction_commit(imp_tx);
	switch (r) {
	case 1:
		r = UU_WALK_NEXT;
		break;

	case 0:
		warn(pg_changed, lcbdata->sc_target_fmri, p->sc_pgroup_name);
		lcbdata->sc_err = EBUSY;
		r = UU_WALK_ERROR;
		break;

	case -1:
		switch (scf_error()) {
		case SCF_ERROR_BACKEND_READONLY:
		case SCF_ERROR_BACKEND_ACCESS:
		case SCF_ERROR_CONNECTION_BROKEN:
		case SCF_ERROR_NO_RESOURCES:
			r = stash_scferror(lcbdata);
			break;

		case SCF_ERROR_DELETED:
			warn(emsg_pg_deleted, lcbdata->sc_target_fmri,
			    p->sc_pgroup_name);
			lcbdata->sc_err = EBUSY;
			r = UU_WALK_ERROR;
			break;

		case SCF_ERROR_PERMISSION_DENIED:
			warn(emsg_pg_mod_perm, p->sc_pgroup_name,
			    lcbdata->sc_target_fmri);
			r = stash_scferror(lcbdata);
			break;

		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_NOT_BOUND:
		default:
			bad_error("scf_transaction_commit", scf_error());
		}

	default:
		bad_error("scf_transaction_commit", r);
	}

	scf_transaction_destroy_children(imp_tx);

	return (r);
}

/*
 * Returns
 *   0 - success
 *   ECONNABORTED - repository connection broken
 *   ENOMEM - out of memory
 *   ENOSPC - svc.configd is out of resources
 *   ECANCELED - inst was deleted
 *   EPERM - could not create property group (permission denied) (error printed)
 *	   - could not modify property group (permission denied) (error printed)
 *   EROFS - could not create property group (repository is read-only)
 *   EACCES - could not create property group (backend access denied)
 *   EEXIST - could not create property group (already exists)
 *   EINVAL - invalid property group name (error printed)
 *	    - invalid property name (error printed)
 *	    - invalid value (error printed)
 *   EBUSY - new property group changed (error printed)
 */
static int
lscf_import_instance_pgs(scf_instance_t *inst, const char *target_fmri,
    const entity_t *iinst, int flags)
{
	scf_callback_t cbdata;

	cbdata.sc_handle = scf_instance_handle(inst);
	cbdata.sc_parent = inst;
	cbdata.sc_service = 0;
	cbdata.sc_general = 0;
	cbdata.sc_flags = flags;
	cbdata.sc_source_fmri = iinst->sc_fmri;
	cbdata.sc_target_fmri = target_fmri;

	if (uu_list_walk(iinst->sc_pgroups, entity_pgroup_import, &cbdata,
	    UU_DEFAULT) != 0) {
		if (uu_error() != UU_ERROR_CALLBACK_FAILED)
			bad_error("uu_list_walk", uu_error());

		return (cbdata.sc_err);
	}

	if ((flags & SCI_GENERALLAST) && cbdata.sc_general) {
		cbdata.sc_flags = flags & (~SCI_GENERALLAST);
		if (entity_pgroup_import(cbdata.sc_general, &cbdata)
		    != UU_WALK_NEXT)
			return (cbdata.sc_err);
	}

	return (0);
}

/*
 * Report the reasons why we can't upgrade pg2 to pg1.
 */
static void
report_pg_diffs(const pgroup_t *pg1, const pgroup_t *pg2, const char *fmri,
    int new)
{
	property_t *p1, *p2;

	assert(strcmp(pg1->sc_pgroup_name, pg2->sc_pgroup_name) == 0);

	if (!pg_attrs_equal(pg1, pg2, fmri, new))
		return;

	for (p1 = uu_list_first(pg1->sc_pgroup_props);
	    p1 != NULL;
	    p1 = uu_list_next(pg1->sc_pgroup_props, p1)) {
		p2 = uu_list_find(pg2->sc_pgroup_props, p1, NULL, NULL);
		if (p2 != NULL) {
			(void) prop_equal(p1, p2, fmri, pg1->sc_pgroup_name,
			    new);
			continue;
		}

		if (new)
			warn(gettext("Conflict upgrading %s (new property "
			    "group \"%s\" is missing property \"%s\").\n"),
			    fmri, pg1->sc_pgroup_name, p1->sc_property_name);
		else
			warn(gettext("Conflict upgrading %s (property "
			    "\"%s/%s\" is missing).\n"), fmri,
			    pg1->sc_pgroup_name, p1->sc_property_name);
	}

	/*
	 * Since pg1 should be from the manifest, any properties in pg2 which
	 * aren't in pg1 shouldn't be reported as conflicts.
	 */
}

/*
 * Add transaction entries to tx which will upgrade cur's pg according to old
 * & new.
 *
 * Returns
 *   0 - success
 *   EINVAL - new has a property with an invalid name or value (message emitted)
 *   ENOMEM - out of memory
 */
static int
add_upgrade_entries(scf_transaction_t *tx, pgroup_t *old, pgroup_t *new,
    pgroup_t *cur, int speak, const char *fmri)
{
	property_t *p, *new_p, *cur_p;
	scf_transaction_entry_t *e;
	int r;
	int is_general;
	int is_protected;

	if (uu_list_walk(new->sc_pgroup_props, clear_int,
	    (void *)offsetof(property_t, sc_seen), UU_DEFAULT) != 0)
		bad_error("uu_list_walk", uu_error());

	is_general = strcmp(old->sc_pgroup_name, SCF_PG_GENERAL) == 0;

	for (p = uu_list_first(old->sc_pgroup_props);
	    p != NULL;
	    p = uu_list_next(old->sc_pgroup_props, p)) {
		/* p is a property in the old property group. */

		/* Protect live properties. */
		is_protected = 0;
		if (is_general) {
			if (strcmp(p->sc_property_name, SCF_PROPERTY_ENABLED) ==
			    0 ||
			    strcmp(p->sc_property_name,
			    SCF_PROPERTY_RESTARTER) == 0)
				is_protected = 1;
		}

		/* Look for the same property in the new properties. */
		new_p = uu_list_find(new->sc_pgroup_props, p, NULL, NULL);
		if (new_p != NULL) {
			new_p->sc_seen = 1;

			/*
			 * If the new property is the same as the old, don't do
			 * anything (leave any user customizations).
			 */
			if (prop_equal(p, new_p, NULL, NULL, 0))
				continue;

			if (new_p->sc_property_override)
				goto upgrade;
		}

		cur_p = uu_list_find(cur->sc_pgroup_props, p, NULL, NULL);
		if (cur_p == NULL) {
			/*
			 * p has been deleted from the repository.  If we were
			 * going to delete it anyway, do nothing.  Otherwise
			 * report a conflict.
			 */
			if (new_p == NULL)
				continue;

			if (is_protected)
				continue;

			warn(gettext("Conflict upgrading %s "
			    "(property \"%s/%s\" is missing).\n"), fmri,
			    old->sc_pgroup_name, p->sc_property_name);
			continue;
		}

		if (!prop_equal(p, cur_p, NULL, NULL, 0)) {
			/*
			 * Conflict.  Don't warn if the property is already the
			 * way we want it, though.
			 */
			if (is_protected)
				continue;

			if (new_p == NULL)
				(void) prop_equal(p, cur_p, fmri,
				    old->sc_pgroup_name, 0);
			else
				(void) prop_equal(cur_p, new_p, fmri,
				    old->sc_pgroup_name, 0);
			continue;
		}

		if (is_protected) {
			if (speak)
				warn(gettext("%s: Refusing to upgrade "
				    "\"%s/%s\" (live property).\n"), fmri,
				    old->sc_pgroup_name, p->sc_property_name);
			continue;
		}

upgrade:
		/* p hasn't been customized in the repository.  Upgrade it. */
		if (new_p == NULL) {
			/* p was deleted.  Delete from cur if unchanged. */
			if (speak)
				warn(gettext(
				    "%s: Deleting property \"%s/%s\".\n"),
				    fmri, old->sc_pgroup_name,
				    p->sc_property_name);

			e = scf_entry_create(g_hndl);
			if (e == NULL)
				return (ENOMEM);

			if (scf_transaction_property_delete(tx, e,
			    p->sc_property_name) != 0) {
				switch (scf_error()) {
				case SCF_ERROR_DELETED:
					scf_entry_destroy(e);
					return (ECANCELED);

				case SCF_ERROR_CONNECTION_BROKEN:
					scf_entry_destroy(e);
					return (ECONNABORTED);

				case SCF_ERROR_NOT_FOUND:
					/*
					 * This can happen if cur is from the
					 * running snapshot (and it differs
					 * from the live properties).
					 */
					scf_entry_destroy(e);
					break;

				case SCF_ERROR_HANDLE_MISMATCH:
				case SCF_ERROR_NOT_BOUND:
				case SCF_ERROR_NOT_SET:
				case SCF_ERROR_INVALID_ARGUMENT:
				default:
					bad_error(
					    "scf_transaction_property_delete",
					    scf_error());
				}
			}
		} else {
			scf_callback_t ctx;

			if (speak)
				warn(gettext(
				    "%s: Upgrading property \"%s/%s\".\n"),
				    fmri, old->sc_pgroup_name,
				    p->sc_property_name);

			ctx.sc_handle = g_hndl;
			ctx.sc_trans = tx;
			ctx.sc_flags = 0;

			r = lscf_property_import(new_p, &ctx);
			if (r != UU_WALK_NEXT) {
				if (r != UU_WALK_ERROR)
					bad_error("lscf_property_import", r);
				return (EINVAL);
			}
		}
	}

	/* Go over the properties which were added. */
	for (new_p = uu_list_first(new->sc_pgroup_props);
	    new_p != NULL;
	    new_p = uu_list_next(new->sc_pgroup_props, new_p)) {
		if (new_p->sc_seen)
			continue;

		/* This is a new property. */
		cur_p = uu_list_find(cur->sc_pgroup_props, new_p, NULL, NULL);
		if (cur_p == NULL) {
			scf_callback_t ctx;

			ctx.sc_handle = g_hndl;
			ctx.sc_trans = tx;
			ctx.sc_flags = 0;

			r = lscf_property_import(new_p, &ctx);
			if (r != UU_WALK_NEXT) {
				if (r != UU_WALK_ERROR)
					bad_error("lscf_property_import", r);
				return (EINVAL);
			}
			continue;
		}

		/*
		 * Report a conflict if the new property differs from the
		 * current one.  Unless it's general/enabled, since that's
		 * never in the last-import snapshot.
		 */
		if (strcmp(new_p->sc_property_name, SCF_PROPERTY_ENABLED) ==
		    0 &&
		    strcmp(cur->sc_pgroup_name, SCF_PG_GENERAL) == 0)
			continue;

		(void) prop_equal(cur_p, new_p, fmri, old->sc_pgroup_name, 1);
	}

	return (0);
}

/*
 * Upgrade pg according to old & new.
 *
 * Returns
 *   0 - success
 *   ECONNABORTED - repository connection broken
 *   ENOMEM - out of memory
 *   ENOSPC - svc.configd is out of resources
 *   ECANCELED - pg was deleted
 *   EPERM - couldn't modify pg (permission denied)
 *   EROFS - couldn't modify pg (backend read-only)
 *   EACCES - couldn't modify pg (backend access denied)
 *   EINVAL - new has a property with invalid name or value (error printed)
 *   EBUSY - pg changed unexpectedly
 */
static int
upgrade_pg(scf_propertygroup_t *pg, pgroup_t *cur, pgroup_t *old,
    pgroup_t *new, int speak, const char *fmri)
{
	int r;

	if (scf_transaction_start(imp_tx, pg) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
		case SCF_ERROR_DELETED:
		case SCF_ERROR_PERMISSION_DENIED:
		case SCF_ERROR_BACKEND_READONLY:
		case SCF_ERROR_BACKEND_ACCESS:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_IN_USE:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_transaction_start", scf_error());
		}
	}

	r = add_upgrade_entries(imp_tx, old, new, cur, speak, fmri);
	switch (r) {
	case 0:
		break;

	case EINVAL:
	case ENOMEM:
		scf_transaction_destroy_children(imp_tx);
		return (r);

	default:
		bad_error("add_upgrade_entries", r);
	}

	r = scf_transaction_commit(imp_tx);

	scf_transaction_destroy_children(imp_tx);

	switch (r) {
	case 1:
		break;

	case 0:
		return (EBUSY);

	case -1:
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
		case SCF_ERROR_NO_RESOURCES:
		case SCF_ERROR_PERMISSION_DENIED:
		case SCF_ERROR_BACKEND_READONLY:
		case SCF_ERROR_BACKEND_ACCESS:
		case SCF_ERROR_DELETED:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_transaction_commit", scf_error());
		}

	default:
		bad_error("scf_transaction_commit", r);
	}

	return (0);
}

/*
 * Compares two entity FMRIs.  Returns
 *
 *   1 - equal
 *   0 - not equal
 *   -1 - f1 is invalid or not an entity
 *   -2 - f2 is invalid or not an entity
 */
static int
fmri_equal(const char *f1, const char *f2)
{
	int r;
	const char *s1, *i1, *pg1;
	const char *s2, *i2, *pg2;

	if (strlcpy(imp_fe1, f1, max_scf_fmri_len + 1) >= max_scf_fmri_len + 1)
		return (-1);
	if (scf_parse_svc_fmri(imp_fe1, NULL, &s1, &i1, &pg1, NULL) != 0)
		return (-1);

	if (s1 == NULL || pg1 != NULL)
		return (-1);

	if (strlcpy(imp_fe2, f2, max_scf_fmri_len + 1) >= max_scf_fmri_len + 1)
		return (-2);
	if (scf_parse_svc_fmri(imp_fe2, NULL, &s2, &i2, &pg2, NULL) != 0)
		return (-2);

	if (s2 == NULL || pg2 != NULL)
		return (-2);

	r = strcmp(s1, s2);
	if (r != 0)
		return (0);

	if (i1 == NULL && i2 == NULL)
		return (1);

	if (i1 == NULL || i2 == NULL)
		return (0);

	return (strcmp(i1, i2) == 0);
}

/*
 * Import a dependent by creating a dependency property group in the dependent
 * entity.  If lcbdata->sc_trans is set, assume it's been started on the
 * dependents pg, and add an entry to create a new property for this
 * dependent.  Uses sc_handle, sc_trans, and sc_fmri in lcbdata.
 *
 * On success, returns UU_WALK_NEXT.  On error, returns UU_WALK_ERROR and sets
 * lcbdata->sc_err to
 *   ECONNABORTED - repository connection broken
 *   ENOMEM - out of memory
 *   ENOSPC - configd is out of resources
 *   EINVAL - target is invalid (error printed)
 *	    - target is not an entity (error printed)
 *	    - dependent has invalid name (error printed)
 *	    - invalid property name (error printed)
 *	    - invalid value (error printed)
 *	    - scope of target does not exist (error printed)
 *   EPERM - couldn't create target (permission denied) (error printed)
 *	   - couldn't create dependency pg (permission denied) (error printed)
 *	   - couldn't modify dependency pg (permission denied) (error printed)
 *   EROFS - couldn't create target (repository read-only)
 *	   - couldn't create dependency pg (repository read-only)
 *   EACCES - couldn't create target (backend access denied)
 *	    - couldn't create dependency pg (backend access denied)
 *   ECANCELED - sc_trans's pg was deleted
 *   EALREADY - property for dependent already exists in sc_trans's pg
 *   EEXIST - dependency pg already exists in target (error printed)
 *   EBUSY - target deleted (error printed)
 *         - property group changed during import (error printed)
 */
static int
lscf_dependent_import(void *a1, void *pvt)
{
	pgroup_t *pgrp = a1;
	scf_callback_t *lcbdata = pvt;

	int isservice;
	int ret;
	scf_transaction_entry_t *e;
	scf_value_t *val;
	scf_callback_t dependent_cbdata;
	scf_error_t scfe;

	/*
	 * Decode the FMRI into dependent_cbdata->sc_parent.  Do it here so if
	 * it's invalid, we fail before modifying the repository.
	 */
	scfe = fmri_to_entity(lcbdata->sc_handle, pgrp->sc_pgroup_fmri,
	    &dependent_cbdata.sc_parent, &isservice);
	switch (scfe) {
	case SCF_ERROR_NONE:
		break;

	case SCF_ERROR_NO_MEMORY:
		return (stash_scferror_err(lcbdata, scfe));

	case SCF_ERROR_INVALID_ARGUMENT:
		semerr(gettext("The FMRI for the \"%s\" dependent is "
		    "invalid.\n"), pgrp->sc_pgroup_name);
		return (stash_scferror_err(lcbdata, scfe));

	case SCF_ERROR_CONSTRAINT_VIOLATED:
		semerr(gettext("The FMRI \"%s\" for the \"%s\" dependent "
		    "specifies neither a service nor an instance.\n"),
		    pgrp->sc_pgroup_fmri, pgrp->sc_pgroup_name);
		return (stash_scferror_err(lcbdata, scfe));

	case SCF_ERROR_NOT_FOUND:
		scfe = create_entity(lcbdata->sc_handle, pgrp->sc_pgroup_fmri,
		    &dependent_cbdata.sc_parent, &isservice);
		switch (scfe) {
		case SCF_ERROR_NONE:
			break;

		case SCF_ERROR_NO_MEMORY:
		case SCF_ERROR_BACKEND_READONLY:
		case SCF_ERROR_BACKEND_ACCESS:
			return (stash_scferror_err(lcbdata, scfe));

		case SCF_ERROR_NOT_FOUND:
			semerr(gettext("The scope in FMRI \"%s\" for the "
			    "\"%s\" dependent does not exist.\n"),
			    pgrp->sc_pgroup_fmri, pgrp->sc_pgroup_name);
			lcbdata->sc_err = EINVAL;
			return (UU_WALK_ERROR);

		case SCF_ERROR_PERMISSION_DENIED:
			warn(gettext(
			    "Could not create %s (permission denied).\n"),
			    pgrp->sc_pgroup_fmri);
			return (stash_scferror_err(lcbdata, scfe));

		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_CONSTRAINT_VIOLATED:
		default:
			bad_error("create_entity", scfe);
		}
		break;

	default:
		bad_error("fmri_to_entity", scfe);
	}

	if (lcbdata->sc_trans != NULL) {
		e = scf_entry_create(lcbdata->sc_handle);
		if (e == NULL) {
			if (scf_error() != SCF_ERROR_NO_MEMORY)
				bad_error("scf_entry_create", scf_error());

			entity_destroy(dependent_cbdata.sc_parent, isservice);
			return (stash_scferror(lcbdata));
		}

		if (scf_transaction_property_new(lcbdata->sc_trans, e,
		    pgrp->sc_pgroup_name, SCF_TYPE_FMRI) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_INVALID_ARGUMENT:
				warn(gettext("Dependent of %s has invalid name "
				    "\"%s\".\n"), pgrp->sc_parent->sc_fmri,
				    pgrp->sc_pgroup_name);
				/* FALLTHROUGH */

			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				scf_entry_destroy(e);
				entity_destroy(dependent_cbdata.sc_parent,
				    isservice);
				return (stash_scferror(lcbdata));

			case SCF_ERROR_EXISTS:
				scf_entry_destroy(e);
				entity_destroy(dependent_cbdata.sc_parent,
				    isservice);
				lcbdata->sc_err = EALREADY;
				return (UU_WALK_ERROR);

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_transaction_property_new",
				    scf_error());
			}
		}

		val = scf_value_create(lcbdata->sc_handle);
		if (val == NULL) {
			if (scf_error() != SCF_ERROR_NO_MEMORY)
				bad_error("scf_value_create", scf_error());

			entity_destroy(dependent_cbdata.sc_parent, isservice);
			return (stash_scferror(lcbdata));
		}

		if (scf_value_set_from_string(val, SCF_TYPE_FMRI,
		    pgrp->sc_pgroup_fmri) != 0)
			/* invalid should have been caught above */
			bad_error("scf_value_set_from_string", scf_error());

		if (scf_entry_add_value(e, val) != 0)
			bad_error("scf_entry_add_value", scf_error());
	}

	/* Add the property group to the target entity. */

	dependent_cbdata.sc_handle = lcbdata->sc_handle;
	dependent_cbdata.sc_flags = 0;
	dependent_cbdata.sc_source_fmri = lcbdata->sc_source_fmri;
	dependent_cbdata.sc_target_fmri = pgrp->sc_pgroup_fmri;

	ret = entity_pgroup_import(pgrp, &dependent_cbdata);

	entity_destroy(dependent_cbdata.sc_parent, isservice);

	if (ret == UU_WALK_NEXT)
		return (ret);

	if (ret != UU_WALK_ERROR)
		bad_error("entity_pgroup_import", ret);

	switch (dependent_cbdata.sc_err) {
	case ECANCELED:
		warn(gettext("%s deleted unexpectedly.\n"),
		    pgrp->sc_pgroup_fmri);
		lcbdata->sc_err = EBUSY;
		break;

	case EEXIST:
		warn(gettext("Could not create \"%s\" dependency in %s "
		    "(already exists).\n"), pgrp->sc_pgroup_name,
		    pgrp->sc_pgroup_fmri);
		/* FALLTHROUGH */

	default:
		lcbdata->sc_err = dependent_cbdata.sc_err;
	}

	return (UU_WALK_ERROR);
}

static int upgrade_dependent(const scf_property_t *, const entity_t *,
    const scf_snaplevel_t *, scf_transaction_t *);
static int handle_dependent_conflict(const entity_t *, const scf_property_t *,
    const pgroup_t *);

/*
 * Upgrade uncustomized dependents of ent to those specified in ient.  Read
 * the current dependent targets from running (the snaplevel of a running
 * snapshot which corresponds to ient) if not NULL (ent, an scf_service_t * or
 * scf_instance_t * according to ient, otherwise).  Draw the ancestral
 * dependent targets and dependency properties from li_dpts_pg (the
 * "dependents" property group in snpl) and snpl (the snaplevel which
 * corresponds to ent in a last-import snapshot).  If li_dpts_pg is NULL, then
 * snpl doesn't have a "dependents" property group, and any dependents in ient
 * are new.
 *
 * Returns
 *   0 - success
 *   ECONNABORTED - repository connection broken
 *   ENOMEM - out of memory
 *   ENOSPC - configd is out of resources
 *   ECANCELED - ent was deleted
 *   ENODEV - the entity containing li_dpts_pg was deleted
 *   EPERM - could not modify dependents pg (permission denied) (error printed)
 *	   - couldn't upgrade dependent (permission denied) (error printed)
 *	   - couldn't create dependent (permission denied) (error printed)
 *   EROFS - could not modify dependents pg (repository read-only)
 *	   - couldn't upgrade dependent (repository read-only)
 *	   - couldn't create dependent (repository read-only)
 *   EACCES - could not modify dependents pg (backend access denied)
 *	    - could not upgrade dependent (backend access denied)
 *	    - could not create dependent (backend access denied)
 *   EBUSY - "dependents" pg of ent added, changed, or deleted (error printed)
 *	   - dependent target deleted (error printed)
 *	   - dependent pg changed (error printed)
 *   EINVAL - new dependent is invalid (error printed)
 *   EBADF - snpl is corrupt (error printed)
 *	   - snpl has corrupt pg (error printed)
 *	   - dependency pg in target is corrupt (error printed)
 *	   - target has corrupt snapshot (error printed)
 *   EEXIST - dependency pg already existed in target service (error printed)
 */
static int
upgrade_dependents(const scf_propertygroup_t *li_dpts_pg,
    const scf_snaplevel_t *snpl, const entity_t *ient,
    const scf_snaplevel_t *running, void *ent)
{
	pgroup_t *new_dpt_pgroup;
	scf_callback_t cbdata;
	int r, unseen, tx_started = 0;
	int have_cur_depts;

	const char * const dependents = "dependents";

	const int issvc = (ient->sc_etype == SVCCFG_SERVICE_OBJECT);

	if (li_dpts_pg == NULL && uu_list_numnodes(ient->sc_dependents) == 0)
		/* Nothing to do. */
		return (0);

	/* Fetch the current version of the "dependents" property group. */
	have_cur_depts = 1;
	if (entity_get_pg(ent, issvc, dependents, ud_cur_depts_pg) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_DELETED:
		case SCF_ERROR_CONNECTION_BROKEN:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		default:
			bad_error("entity_get_pg", scf_error());
		}

		have_cur_depts = 0;
	}

	/* Fetch the running version of the "dependents" property group. */
	ud_run_dpts_pg_set = 0;
	if (running != NULL)
		r = scf_snaplevel_get_pg(running, dependents, ud_run_dpts_pg);
	else
		r = entity_get_pg(ent, issvc, dependents, ud_run_dpts_pg);
	if (r == 0) {
		ud_run_dpts_pg_set = 1;
	} else {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_DELETED:
		case SCF_ERROR_CONNECTION_BROKEN:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		default:
			bad_error(running ? "scf_snaplevel_get_pg" :
			    "entity_get_pg", scf_error());
		}
	}

	/*
	 * Clear the seen fields of the dependents, so we can tell which ones
	 * are new.
	 */
	if (uu_list_walk(ient->sc_dependents, clear_int,
	    (void *)offsetof(pgroup_t, sc_pgroup_seen), UU_DEFAULT) != 0)
		bad_error("uu_list_walk", uu_error());

	if (li_dpts_pg != NULL) {
		/*
		 * Each property in li_dpts_pg represents a dependent tag in
		 * the old manifest.  For each, call upgrade_dependent(),
		 * which will change ud_cur_depts_pg or dependencies in other
		 * services as appropriate.  Note (a) that changes to
		 * ud_cur_depts_pg are accumulated in ud_tx so they can all be
		 * made en masse, and (b) it's ok if the entity doesn't have
		 * a current version of the "dependents" property group,
		 * because we'll just consider all dependents as customized
		 * (by being deleted).
		 */

		if (scf_iter_pg_properties(ud_iter, li_dpts_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				return (ENODEV);

			case SCF_ERROR_CONNECTION_BROKEN:
				return (ECONNABORTED);

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_iter_pg_properties",
				    scf_error());
			}
		}

		if (have_cur_depts &&
		    scf_transaction_start(ud_tx, ud_cur_depts_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_BACKEND_ACCESS:
			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_DELETED:
				warn(emsg_pg_deleted, ient->sc_fmri,
				    dependents);
				return (EBUSY);

			case SCF_ERROR_PERMISSION_DENIED:
				warn(emsg_pg_mod_perm, dependents,
				    ient->sc_fmri);
				return (scferror2errno(scf_error()));

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_IN_USE:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_transaction_start", scf_error());
			}
		}
		tx_started = have_cur_depts;

		for (;;) {
			r = scf_iter_next_property(ud_iter, ud_dpt_prop);
			if (r == 0)
				break;
			if (r == 1) {
				r = upgrade_dependent(ud_dpt_prop, ient, snpl,
				    tx_started ? ud_tx : NULL);
				switch (r) {
				case 0:
					continue;

				case ECONNABORTED:
				case ENOMEM:
				case ENOSPC:
				case EBADF:
				case EBUSY:
				case EINVAL:
				case EPERM:
				case EROFS:
				case EACCES:
				case EEXIST:
					break;

				case ECANCELED:
					r = ENODEV;
					break;

				default:
					bad_error("upgrade_dependent", r);
				}

				if (tx_started)
					scf_transaction_destroy_children(ud_tx);
				return (r);
			}
			if (r != -1)
				bad_error("scf_iter_next_property", r);

			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				r = ENODEV;
				break;

			case SCF_ERROR_CONNECTION_BROKEN:
				r = ECONNABORTED;
				break;

			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			default:
				bad_error("scf_iter_next_property",
				    scf_error());
			}

			if (tx_started)
				scf_transaction_destroy_children(ud_tx);
			return (r);
		}
	}

	/* import unseen dependents */
	unseen = 0;
	for (new_dpt_pgroup = uu_list_first(ient->sc_dependents);
	    new_dpt_pgroup != NULL;
	    new_dpt_pgroup = uu_list_next(ient->sc_dependents,
	    new_dpt_pgroup)) {
		if (!new_dpt_pgroup->sc_pgroup_seen) {
			unseen = 1;
			break;
		}
	}

	/* If there are none, exit early. */
	if (unseen == 0)
		goto commit;

	/* Set up for lscf_dependent_import() */
	cbdata.sc_handle = g_hndl;
	cbdata.sc_parent = ent;
	cbdata.sc_service = issvc;
	cbdata.sc_flags = 0;

	if (!have_cur_depts) {
		/*
		 * We have new dependents to import, so we need a "dependents"
		 * property group.
		 */
		if (issvc)
			r = scf_service_add_pg(ent, dependents,
			    SCF_GROUP_FRAMEWORK, 0, ud_cur_depts_pg);
		else
			r = scf_instance_add_pg(ent, dependents,
			    SCF_GROUP_FRAMEWORK, 0, ud_cur_depts_pg);
		if (r != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
			case SCF_ERROR_NO_RESOURCES:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_EXISTS:
				warn(emsg_pg_added, ient->sc_fmri, dependents);
				return (EBUSY);

			case SCF_ERROR_PERMISSION_DENIED:
				warn(emsg_pg_add_perm, dependents,
				    ient->sc_fmri);
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_service_add_pg", scf_error());
			}
		}
	}

	cbdata.sc_trans = ud_tx;

	if (!tx_started && scf_transaction_start(ud_tx, ud_cur_depts_pg) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
		case SCF_ERROR_BACKEND_ACCESS:
		case SCF_ERROR_BACKEND_READONLY:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_DELETED:
			warn(emsg_pg_deleted, ient->sc_fmri, dependents);
			return (EBUSY);

		case SCF_ERROR_PERMISSION_DENIED:
			warn(emsg_pg_mod_perm, dependents, ient->sc_fmri);
			return (scferror2errno(scf_error()));

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_IN_USE:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_transaction_start", scf_error());
		}
	}
	tx_started = 1;

	for (new_dpt_pgroup = uu_list_first(ient->sc_dependents);
	    new_dpt_pgroup != NULL;
	    new_dpt_pgroup = uu_list_next(ient->sc_dependents,
	    new_dpt_pgroup)) {
		if (new_dpt_pgroup->sc_pgroup_seen)
			continue;

		if (ud_run_dpts_pg_set) {
			/*
			 * If the dependent is already there, then we have
			 * a conflict.
			 */
			if (scf_pg_get_property(ud_run_dpts_pg,
			    new_dpt_pgroup->sc_pgroup_name, ud_prop) == 0) {
				r = handle_dependent_conflict(ient, ud_prop,
				    new_dpt_pgroup);
				switch (r) {
				case 0:
					continue;

				case ECONNABORTED:
				case ENOMEM:
				case EBUSY:
				case EBADF:
				case EINVAL:
					scf_transaction_destroy_children(ud_tx);
					return (r);

				default:
					bad_error("handle_dependent_conflict",
					    r);
				}
			} else {
				switch (scf_error()) {
				case SCF_ERROR_NOT_FOUND:
					break;

				case SCF_ERROR_INVALID_ARGUMENT:
					warn(emsg_fmri_invalid_pg_name,
					    ient->sc_fmri,
					    new_dpt_pgroup->sc_pgroup_name);
					scf_transaction_destroy_children(ud_tx);
					return (EINVAL);

				case SCF_ERROR_DELETED:
					warn(emsg_pg_deleted, ient->sc_fmri,
					    new_dpt_pgroup->sc_pgroup_name);
					scf_transaction_destroy_children(ud_tx);
					return (EBUSY);

				case SCF_ERROR_CONNECTION_BROKEN:
					scf_transaction_destroy_children(ud_tx);
					return (ECONNABORTED);

				case SCF_ERROR_NOT_BOUND:
				case SCF_ERROR_HANDLE_MISMATCH:
				case SCF_ERROR_NOT_SET:
				default:
					bad_error("scf_pg_get_property",
					    scf_error());
				}
			}
		}

		r = lscf_dependent_import(new_dpt_pgroup, &cbdata);
		if (r != UU_WALK_NEXT) {
			if (r != UU_WALK_ERROR)
				bad_error("lscf_dependent_import", r);

			if (cbdata.sc_err == EALREADY) {
				/* Collisions were handled preemptively. */
				bad_error("lscf_dependent_import",
				    cbdata.sc_err);
			}

			scf_transaction_destroy_children(ud_tx);
			return (cbdata.sc_err);
		}
	}

commit:
	if (!tx_started)
		return (0);

	r = scf_transaction_commit(ud_tx);

	scf_transaction_destroy_children(ud_tx);

	switch (r) {
	case 1:
		return (0);

	case 0:
		warn(emsg_pg_changed, ient->sc_fmri, dependents);
		return (EBUSY);

	case -1:
		break;

	default:
		bad_error("scf_transaction_commit", r);
	}

	switch (scf_error()) {
	case SCF_ERROR_CONNECTION_BROKEN:
	case SCF_ERROR_BACKEND_READONLY:
	case SCF_ERROR_BACKEND_ACCESS:
	case SCF_ERROR_NO_RESOURCES:
		return (scferror2errno(scf_error()));

	case SCF_ERROR_DELETED:
		warn(emsg_pg_deleted, ient->sc_fmri, dependents);
		return (EBUSY);

	case SCF_ERROR_PERMISSION_DENIED:
		warn(emsg_pg_mod_perm, dependents, ient->sc_fmri);
		return (scferror2errno(scf_error()));

	case SCF_ERROR_NOT_BOUND:
	case SCF_ERROR_INVALID_ARGUMENT:
	case SCF_ERROR_NOT_SET:
	default:
		bad_error("scf_transaction_destroy", scf_error());
		/* NOTREACHED */
	}
}

/*
 * prop is taken to be a property in the "dependents" property group of snpl,
 * which is taken to be the snaplevel of a last-import snapshot corresponding
 * to ient.  If prop is a valid dependents property, upgrade the dependent it
 * represents according to the repository & ient.  If ud_run_dpts_pg_set is
 * true, then ud_run_dpts_pg is taken to be the "dependents" property group
 * of the entity ient represents (possibly in the running snapshot).  If it
 * needs to be changed, an entry will be added to tx, if not NULL.
 *
 * Returns
 *   0 - success
 *   ECONNABORTED - repository connection broken
 *   ENOMEM - out of memory
 *   ENOSPC - configd was out of resources
 *   ECANCELED - snpl's entity was deleted
 *   EINVAL - dependent target is invalid (error printed)
 *	    - dependent is invalid (error printed)
 *   EBADF - snpl is corrupt (error printed)
 *	   - snpl has corrupt pg (error printed)
 *	   - dependency pg in target is corrupt (error printed)
 *	   - running snapshot in dependent is missing snaplevel (error printed)
 *   EPERM - couldn't delete dependency pg (permission denied) (error printed)
 *	   - couldn't create dependent (permission denied) (error printed)
 *	   - couldn't modify dependent pg (permission denied) (error printed)
 *   EROFS - couldn't delete dependency pg (repository read-only)
 *	   - couldn't create dependent (repository read-only)
 *   EACCES - couldn't delete dependency pg (backend access denied)
 *	    - couldn't create dependent (backend access denied)
 *   EBUSY - ud_run_dpts_pg was deleted (error printed)
 *	   - tx's pg was deleted (error printed)
 *	   - dependent pg was changed or deleted (error printed)
 *   EEXIST - dependency pg already exists in new target (error printed)
 */
static int
upgrade_dependent(const scf_property_t *prop, const entity_t *ient,
    const scf_snaplevel_t *snpl, scf_transaction_t *tx)
{
	pgroup_t pgrp;
	scf_type_t ty;
	pgroup_t *new_dpt_pgroup;
	pgroup_t *old_dpt_pgroup = NULL;
	pgroup_t *current_pg;
	scf_callback_t cbdata;
	int tissvc;
	void *target_ent;
	scf_error_t serr;
	int r;
	scf_transaction_entry_t *ent;

	const char * const cf_inval = gettext("Conflict upgrading %s "
	    "(dependent \"%s\" has invalid dependents property).\n");
	const char * const cf_missing = gettext("Conflict upgrading %s "
	    "(dependent \"%s\" is missing).\n");
	const char * const cf_newdpg = gettext("Conflict upgrading %s "
	    "(dependent \"%s\" has new dependency property group).\n");
	const char * const cf_newtarg = gettext("Conflict upgrading %s "
	    "(dependent \"%s\" has new target).\n");
	const char * const li_corrupt =
	    gettext("%s: \"last-import\" snapshot is corrupt.\n");
	const char * const upgrading =
	    gettext("%s: Upgrading dependent \"%s\".\n");
	const char * const r_no_lvl = gettext("%s: \"running\" snapshot is "
	    "corrupt (missing snaplevel).\n");

	if (scf_property_type(prop, &ty) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_DELETED:
		case SCF_ERROR_CONNECTION_BROKEN:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_property_type", scf_error());
		}
	}

	if (!(ty == SCF_TYPE_FMRI || ty == SCF_TYPE_ASTRING)) {
		warn(li_corrupt, ient->sc_fmri);
		return (EBADF);
	}

	/*
	 * prop represents a dependent in the old manifest.  It is named after
	 * the dependent.
	 */
	if (scf_property_get_name(prop, ud_name, max_scf_name_len + 1) < 0) {
		switch (scf_error()) {
		case SCF_ERROR_DELETED:
		case SCF_ERROR_CONNECTION_BROKEN:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_property_get_name", scf_error());
		}
	}

	/* See if it's in the new manifest. */
	pgrp.sc_pgroup_name = ud_name;
	new_dpt_pgroup =
	    uu_list_find(ient->sc_dependents, &pgrp, NULL, UU_DEFAULT);

	/* If it's not, delete it... if it hasn't been customized. */
	if (new_dpt_pgroup == NULL) {
		pgroup_t *dpt;

		if (!ud_run_dpts_pg_set)
			return (0);

		if (scf_property_get_value(prop, ud_val) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
			case SCF_ERROR_CONSTRAINT_VIOLATED:
				warn(li_corrupt, ient->sc_fmri);
				return (EBADF);

			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_property_get_value",
				    scf_error());
			}
		}

		if (scf_value_get_as_string(ud_val, ud_oldtarg,
		    max_scf_value_len + 1) < 0)
			bad_error("scf_value_get_as_string", scf_error());

		if (scf_pg_get_property(ud_run_dpts_pg, ud_name, ud_prop) !=
		    0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
				return (0);

			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_DELETED:
				warn(emsg_pg_deleted, ient->sc_fmri,
				    "dependents");
				return (EBUSY);

			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_pg_get_property", scf_error());
			}
		}
		if (scf_property_get_value(ud_prop, ud_val) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
			case SCF_ERROR_CONSTRAINT_VIOLATED:
				warn(cf_inval, ient->sc_fmri, ud_name);
				return (0);

			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_property_get_value",
				    scf_error());
			}
		}

		ty = scf_value_type(ud_val);
		assert(ty != SCF_TYPE_INVALID);
		if (!(ty == SCF_TYPE_FMRI || ty == SCF_TYPE_ASTRING)) {
			warn(cf_inval, ient->sc_fmri, ud_name);
			return (0);
		}

		if (scf_value_get_as_string(ud_val, ud_ctarg,
		    max_scf_value_len + 1) < 0)
			bad_error("scf_value_get_as_string", scf_error());

		r = fmri_equal(ud_ctarg, ud_oldtarg);
		switch (r) {
		case 1:
			break;

		case 0:
		case -1:	/* warn? */
			warn(cf_newtarg, ient->sc_fmri, ud_name);
			return (0);

		case -2:
			warn(li_corrupt, ient->sc_fmri);
			return (EBADF);

		default:
			bad_error("fmri_equal", r);
		}

		if (scf_snaplevel_get_pg(snpl, ud_name, ud_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
				warn(li_corrupt, ient->sc_fmri);
				return (EBADF);

			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_snaplevel_get_pg", scf_error());
			}
		}

		r = load_pg(ud_pg, &old_dpt_pgroup, ient->sc_fmri,
		    snap_lastimport);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
		case ECONNABORTED:
		case ENOMEM:
		case EBADF:
			return (r);

		default:
			bad_error("load_pg", r);
		}

		serr = fmri_to_entity(g_hndl, ud_ctarg, &target_ent, &tissvc);
		switch (serr) {
		case SCF_ERROR_NONE:
			break;

		case SCF_ERROR_NO_MEMORY:
			internal_pgroup_free(old_dpt_pgroup);
			return (ENOMEM);

		case SCF_ERROR_NOT_FOUND:
			internal_pgroup_free(old_dpt_pgroup);
			goto delprop;

		case SCF_ERROR_CONSTRAINT_VIOLATED:	/* caught above */
		case SCF_ERROR_INVALID_ARGUMENT:	/* caught above */
		default:
			bad_error("fmri_to_entity", serr);
		}

		r = entity_get_running_pg(target_ent, tissvc, ud_name,
		    ud_pg, ud_iter2, ud_inst, imp_snap, ud_snpl);
		switch (r) {
		case 0:
			break;

		case ECONNABORTED:
			internal_pgroup_free(old_dpt_pgroup);
			return (r);

		case ECANCELED:
		case ENOENT:
			internal_pgroup_free(old_dpt_pgroup);
			goto delprop;

		case EBADF:
			warn(r_no_lvl, ud_ctarg);
			internal_pgroup_free(old_dpt_pgroup);
			return (r);

		case EINVAL:
		default:
			bad_error("entity_get_running_pg", r);
		}

		/* load it */
		r = load_pg(ud_pg, &current_pg, ud_ctarg, NULL);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
			internal_pgroup_free(old_dpt_pgroup);
			goto delprop;

		case ECONNABORTED:
		case ENOMEM:
		case EBADF:
			internal_pgroup_free(old_dpt_pgroup);
			return (r);

		default:
			bad_error("load_pg", r);
		}

		/* compare property groups */
		if (!pg_equal(old_dpt_pgroup, current_pg)) {
			warn(cf_newdpg, ient->sc_fmri, ud_name);
			internal_pgroup_free(old_dpt_pgroup);
			internal_pgroup_free(current_pg);
			return (0);
		}

		internal_pgroup_free(old_dpt_pgroup);
		internal_pgroup_free(current_pg);

		if (g_verbose)
			warn(gettext("%s: Deleting dependent \"%s\".\n"),
			    ient->sc_fmri, ud_name);

		if (entity_get_pg(target_ent, tissvc, ud_name, ud_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
			case SCF_ERROR_DELETED:
				internal_pgroup_free(old_dpt_pgroup);
				goto delprop;

			case SCF_ERROR_CONNECTION_BROKEN:
				internal_pgroup_free(old_dpt_pgroup);
				return (ECONNABORTED);

			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			default:
				bad_error("entity_get_pg", scf_error());
			}
		}

		if (scf_pg_delete(ud_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				break;

			case SCF_ERROR_CONNECTION_BROKEN:
			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_PERMISSION_DENIED:
				warn(emsg_pg_del_perm, ud_name, ient->sc_fmri);
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_pg_delete", scf_error());
			}
		}

		/*
		 * This service was changed, so it must be refreshed.  But
		 * since it's not mentioned in the new manifest, we have to
		 * record its FMRI here for use later.  We record the name
		 * & the entity (via sc_parent) in case we need to print error
		 * messages during the refresh.
		 */
		dpt = internal_pgroup_new();
		if (dpt == NULL)
			return (ENOMEM);
		dpt->sc_pgroup_name = strdup(ud_name);
		dpt->sc_pgroup_fmri = strdup(ud_ctarg);
		if (dpt->sc_pgroup_name == NULL || dpt->sc_pgroup_fmri == NULL)
			return (ENOMEM);
		dpt->sc_parent = (entity_t *)ient;
		if (uu_list_insert_after(imp_deleted_dpts, NULL, dpt) != 0)
			uu_die(gettext("libuutil error: %s\n"),
			    uu_strerror(uu_error()));

delprop:
		if (tx == NULL)
			return (0);

		ent = scf_entry_create(g_hndl);
		if (ent == NULL)
			return (ENOMEM);

		if (scf_transaction_property_delete(tx, ent, ud_name) != 0) {
			scf_entry_destroy(ent);
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				warn(emsg_pg_deleted, ient->sc_fmri,
				    "dependents");
				return (EBUSY);

			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_FOUND:
				break;

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_transaction_property_delete",
				    scf_error());
			}
		}

		return (0);
	}

	new_dpt_pgroup->sc_pgroup_seen = 1;

	/*
	 * Decide whether the dependent has changed in the manifest.
	 */
	/* Compare the target. */
	if (scf_property_get_value(prop, ud_val) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
		case SCF_ERROR_CONSTRAINT_VIOLATED:
			warn(li_corrupt, ient->sc_fmri);
			return (EBADF);

		case SCF_ERROR_DELETED:
		case SCF_ERROR_CONNECTION_BROKEN:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_property_get_value", scf_error());
		}
	}

	if (scf_value_get_as_string(ud_val, ud_oldtarg, max_scf_value_len + 1) <
	    0)
		bad_error("scf_value_get_as_string", scf_error());

	r = fmri_equal(ud_oldtarg, new_dpt_pgroup->sc_pgroup_fmri);
	switch (r) {
	case 0:
		break;

	case 1:
		/* Compare the dependency pgs. */
		if (scf_snaplevel_get_pg(snpl, ud_name, ud_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
				warn(li_corrupt, ient->sc_fmri);
				return (EBADF);

			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_snaplevel_get_pg", scf_error());
			}
		}

		r = load_pg(ud_pg, &old_dpt_pgroup, ient->sc_fmri,
		    snap_lastimport);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
		case ECONNABORTED:
		case ENOMEM:
		case EBADF:
			return (r);

		default:
			bad_error("load_pg", r);
		}

		if (pg_equal(old_dpt_pgroup, new_dpt_pgroup)) {
			/* no change, leave customizations */
			internal_pgroup_free(old_dpt_pgroup);
			return (0);
		}
		break;

	case -1:
		warn(li_corrupt, ient->sc_fmri);
		return (EBADF);

	case -2:
		warn(gettext("Dependent \"%s\" has invalid target \"%s\".\n"),
		    ud_name, new_dpt_pgroup->sc_pgroup_fmri);
		return (EINVAL);

	default:
		bad_error("fmri_equal", r);
	}

	/*
	 * The dependent has changed in the manifest.  Upgrade the current
	 * properties if they haven't been customized.
	 */

	/*
	 * If new_dpt_pgroup->sc_override, then act as though the property
	 * group hasn't been customized.
	 */
	if (new_dpt_pgroup->sc_pgroup_override)
		goto nocust;

	if (!ud_run_dpts_pg_set) {
		warn(cf_missing, ient->sc_fmri, ud_name);
		r = 0;
		goto out;
	} else if (scf_pg_get_property(ud_run_dpts_pg, ud_name, ud_prop) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
			warn(cf_missing, ient->sc_fmri, ud_name);
			r = 0;
			goto out;

		case SCF_ERROR_CONNECTION_BROKEN:
			r = scferror2errno(scf_error());
			goto out;

		case SCF_ERROR_DELETED:
			warn(emsg_pg_deleted, ient->sc_fmri, "dependents");
			r = EBUSY;
			goto out;

		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_pg_get_property", scf_error());
		}
	}

	if (scf_property_get_value(ud_prop, ud_val) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
		case SCF_ERROR_CONSTRAINT_VIOLATED:
			warn(cf_inval, ient->sc_fmri, ud_name);
			r = 0;
			goto out;

		case SCF_ERROR_DELETED:
		case SCF_ERROR_CONNECTION_BROKEN:
			r = scferror2errno(scf_error());
			goto out;

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_property_get_value", scf_error());
		}
	}

	ty = scf_value_type(ud_val);
	assert(ty != SCF_TYPE_INVALID);
	if (!(ty == SCF_TYPE_FMRI || ty == SCF_TYPE_ASTRING)) {
		warn(cf_inval, ient->sc_fmri, ud_name);
		r = 0;
		goto out;
	}
	if (scf_value_get_as_string(ud_val, ud_ctarg, max_scf_value_len + 1) <
	    0)
		bad_error("scf_value_get_as_string", scf_error());

	r = fmri_equal(ud_ctarg, ud_oldtarg);
	if (r == -1) {
		warn(cf_inval, ient->sc_fmri, ud_name);
		r = 0;
		goto out;
	} else if (r == -2) {
		warn(li_corrupt, ient->sc_fmri);
		r = EBADF;
		goto out;
	} else if (r == 0) {
		/*
		 * Target has been changed.  Only abort now if it's been
		 * changed to something other than what's in the manifest.
		 */
		r = fmri_equal(ud_ctarg, new_dpt_pgroup->sc_pgroup_fmri);
		if (r == -1) {
			warn(cf_inval, ient->sc_fmri, ud_name);
			r = 0;
			goto out;
		} else if (r == 0) {
			warn(cf_newtarg, ient->sc_fmri, ud_name);
			r = 0;
			goto out;
		} else if (r != 1) {
			/* invalid sc_pgroup_fmri caught above */
			bad_error("fmri_equal", r);
		}

		/*
		 * Fetch the current dependency pg.  If it's what the manifest
		 * says, then no problem.
		 */
		serr = fmri_to_entity(g_hndl, ud_ctarg, &target_ent, &tissvc);
		switch (serr) {
		case SCF_ERROR_NONE:
			break;

		case SCF_ERROR_NOT_FOUND:
			warn(cf_missing, ient->sc_fmri, ud_name);
			r = 0;
			goto out;

		case SCF_ERROR_NO_MEMORY:
			r = ENOMEM;
			goto out;

		case SCF_ERROR_CONSTRAINT_VIOLATED:
		case SCF_ERROR_INVALID_ARGUMENT:
		default:
			bad_error("fmri_to_entity", serr);
		}

		r = entity_get_running_pg(target_ent, tissvc, ud_name,
		    ud_pg, ud_iter2, ud_inst, imp_snap, ud_snpl);
		switch (r) {
		case 0:
			break;

		case ECONNABORTED:
			goto out;

		case ECANCELED:
		case ENOENT:
			warn(cf_missing, ient->sc_fmri, ud_name);
			r = 0;
			goto out;

		case EBADF:
			warn(r_no_lvl, ud_ctarg);
			goto out;

		case EINVAL:
		default:
			bad_error("entity_get_running_pg", r);
		}

		r = load_pg(ud_pg, &current_pg, ud_ctarg, NULL);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
			warn(cf_missing, ient->sc_fmri, ud_name);
			r = 0;
			goto out;

		case ECONNABORTED:
		case ENOMEM:
		case EBADF:
			goto out;

		default:
			bad_error("load_pg", r);
		}

		if (!pg_equal(current_pg, new_dpt_pgroup))
			warn(cf_newdpg, ient->sc_fmri, ud_name);
		internal_pgroup_free(current_pg);
		r = 0;
		goto out;
	} else if (r != 1) {
		bad_error("fmri_equal", r);
	}

nocust:
	/*
	 * Target has not been customized.  Check the dependency property
	 * group.
	 */

	if (old_dpt_pgroup == NULL) {
		if (scf_snaplevel_get_pg(snpl, new_dpt_pgroup->sc_pgroup_name,
		    ud_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
				warn(li_corrupt, ient->sc_fmri);
				return (EBADF);

			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_snaplevel_get_pg", scf_error());
			}
		}

		r = load_pg(ud_pg, &old_dpt_pgroup, ient->sc_fmri,
		    snap_lastimport);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
		case ECONNABORTED:
		case ENOMEM:
		case EBADF:
			return (r);

		default:
			bad_error("load_pg", r);
		}
	}

	serr = fmri_to_entity(g_hndl, ud_ctarg, &target_ent, &tissvc);
	switch (serr) {
	case SCF_ERROR_NONE:
		break;

	case SCF_ERROR_NOT_FOUND:
		warn(cf_missing, ient->sc_fmri, ud_name);
		r = 0;
		goto out;

	case SCF_ERROR_NO_MEMORY:
		r = ENOMEM;
		goto out;

	case SCF_ERROR_CONSTRAINT_VIOLATED:
	case SCF_ERROR_INVALID_ARGUMENT:
	default:
		bad_error("fmri_to_entity", serr);
	}

	r = entity_get_running_pg(target_ent, tissvc, ud_name, ud_pg,
	    ud_iter2, ud_inst, imp_snap, ud_snpl);
	switch (r) {
	case 0:
		break;

	case ECONNABORTED:
		goto out;

	case ECANCELED:
	case ENOENT:
		warn(cf_missing, ient->sc_fmri, ud_name);
		r = 0;
		goto out;

	case EBADF:
		warn(r_no_lvl, ud_ctarg);
		goto out;

	case EINVAL:
	default:
		bad_error("entity_get_running_pg", r);
	}

	r = load_pg(ud_pg, &current_pg, ud_ctarg, NULL);
	switch (r) {
	case 0:
		break;

	case ECANCELED:
		warn(cf_missing, ient->sc_fmri, ud_name);
		goto out;

	case ECONNABORTED:
	case ENOMEM:
	case EBADF:
		goto out;

	default:
		bad_error("load_pg", r);
	}

	if (!pg_equal(current_pg, old_dpt_pgroup)) {
		if (!pg_equal(current_pg, new_dpt_pgroup))
			warn(cf_newdpg, ient->sc_fmri, ud_name);
		internal_pgroup_free(current_pg);
		r = 0;
		goto out;
	}

	/* Uncustomized.  Upgrade. */

	r = fmri_equal(new_dpt_pgroup->sc_pgroup_fmri, ud_oldtarg);
	switch (r) {
	case 1:
		if (pg_equal(current_pg, new_dpt_pgroup)) {
			/* Already upgraded. */
			internal_pgroup_free(current_pg);
			r = 0;
			goto out;
		}

		internal_pgroup_free(current_pg);

		/* upgrade current_pg */
		if (entity_get_pg(target_ent, tissvc, ud_name, ud_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
				r = scferror2errno(scf_error());
				goto out;

			case SCF_ERROR_DELETED:
				warn(cf_missing, ient->sc_fmri, ud_name);
				r = 0;
				goto out;

			case SCF_ERROR_NOT_FOUND:
				break;

			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_HANDLE_MISMATCH:
			default:
				bad_error("entity_get_pg", scf_error());
			}

			if (tissvc)
				r = scf_service_add_pg(target_ent, ud_name,
				    SCF_GROUP_DEPENDENCY, 0, ud_pg);
			else
				r = scf_instance_add_pg(target_ent, ud_name,
				    SCF_GROUP_DEPENDENCY, 0, ud_pg);
			if (r != 0) {
				switch (scf_error()) {
				case SCF_ERROR_CONNECTION_BROKEN:
				case SCF_ERROR_NO_RESOURCES:
				case SCF_ERROR_BACKEND_READONLY:
				case SCF_ERROR_BACKEND_ACCESS:
					r = scferror2errno(scf_error());
					goto out;

				case SCF_ERROR_DELETED:
					warn(cf_missing, ient->sc_fmri,
					    ud_name);
					r = 0;
					goto out;

				case SCF_ERROR_PERMISSION_DENIED:
					warn(emsg_pg_deleted, ud_ctarg,
					    ud_name);
					r = EPERM;
					goto out;

				case SCF_ERROR_EXISTS:
					warn(emsg_pg_added, ud_ctarg, ud_name);
					r = EBUSY;
					goto out;

				case SCF_ERROR_NOT_BOUND:
				case SCF_ERROR_HANDLE_MISMATCH:
				case SCF_ERROR_INVALID_ARGUMENT:
				case SCF_ERROR_NOT_SET:
				default:
					bad_error("entity_add_pg", scf_error());
				}
			}
		}

		r = load_pg(ud_pg, &current_pg, ud_ctarg, NULL);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
			warn(cf_missing, ient->sc_fmri, ud_name);
			goto out;

		case ECONNABORTED:
		case ENOMEM:
		case EBADF:
			goto out;

		default:
			bad_error("load_pg", r);
		}

		if (g_verbose)
			warn(upgrading, ient->sc_fmri, ud_name);

		r = upgrade_pg(ud_pg, current_pg, old_dpt_pgroup,
		    new_dpt_pgroup, 0, ient->sc_fmri);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
			warn(emsg_pg_deleted, ud_ctarg, ud_name);
			r = EBUSY;
			goto out;

		case EPERM:
			warn(emsg_pg_mod_perm, ud_name, ud_ctarg);
			goto out;

		case EBUSY:
			warn(emsg_pg_changed, ud_ctarg, ud_name);
			goto out;

		case ECONNABORTED:
		case ENOMEM:
		case ENOSPC:
		case EROFS:
		case EACCES:
		case EINVAL:
			goto out;

		default:
			bad_error("upgrade_pg", r);
		}
		break;

	case 0: {
		scf_transaction_entry_t *ent;
		scf_value_t *val;

		internal_pgroup_free(current_pg);

		/* delete old pg */
		if (g_verbose)
			warn(upgrading, ient->sc_fmri, ud_name);

		if (entity_get_pg(target_ent, tissvc, ud_name, ud_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
				r = scferror2errno(scf_error());
				goto out;

			case SCF_ERROR_DELETED:
				warn(cf_missing, ient->sc_fmri, ud_name);
				r = 0;
				goto out;

			case SCF_ERROR_NOT_FOUND:
				break;

			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_HANDLE_MISMATCH:
			default:
				bad_error("entity_get_pg", scf_error());
			}
		} else if (scf_pg_delete(ud_pg) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				break;

			case SCF_ERROR_CONNECTION_BROKEN:
			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
				r = scferror2errno(scf_error());
				goto out;

			case SCF_ERROR_PERMISSION_DENIED:
				warn(emsg_pg_del_perm, ud_name, ient->sc_fmri);
				r = scferror2errno(scf_error());
				goto out;

			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_pg_delete", scf_error());
			}
		}

		/* import new one */
		cbdata.sc_handle = g_hndl;
		cbdata.sc_trans = NULL;		/* handled below */

		r = lscf_dependent_import(new_dpt_pgroup, &cbdata);
		if (r != UU_WALK_NEXT) {
			if (r != UU_WALK_ERROR)
				bad_error("lscf_dependent_import", r);

			r = cbdata.sc_err;
			goto out;
		}

		if (tx == NULL)
			break;

		if ((ent = scf_entry_create(g_hndl)) == NULL ||
		    (val = scf_value_create(g_hndl)) == NULL) {
			if (scf_error() == SCF_ERROR_NO_MEMORY)
				return (ENOMEM);

			bad_error("scf_entry_create", scf_error());
		}

		if (scf_transaction_property_change_type(tx, ent, ud_name,
		    SCF_TYPE_FMRI) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
				r = scferror2errno(scf_error());
				goto out;

			case SCF_ERROR_DELETED:
				warn(emsg_pg_deleted, ient->sc_fmri,
				    "dependents");
				r = EBUSY;
				goto out;

			case SCF_ERROR_NOT_FOUND:
				break;

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_transaction_property_"
				    "change_type", scf_error());
			}

			if (scf_transaction_property_new(tx, ent, ud_name,
			    SCF_TYPE_FMRI) != 0) {
				switch (scf_error()) {
				case SCF_ERROR_CONNECTION_BROKEN:
					r = scferror2errno(scf_error());
					goto out;

				case SCF_ERROR_DELETED:
					warn(emsg_pg_deleted, ient->sc_fmri,
					    "dependents");
					r = EBUSY;
					goto out;

				case SCF_ERROR_EXISTS:
					warn(emsg_pg_changed, ient->sc_fmri,
					    "dependents");
					r = EBUSY;
					goto out;

				case SCF_ERROR_INVALID_ARGUMENT:
				case SCF_ERROR_HANDLE_MISMATCH:
				case SCF_ERROR_NOT_BOUND:
				case SCF_ERROR_NOT_SET:
				default:
					bad_error("scf_transaction_property_"
					    "new", scf_error());
				}
			}
		}

		if (scf_value_set_from_string(val, SCF_TYPE_FMRI,
		    new_dpt_pgroup->sc_pgroup_fmri) != 0)
			/* invalid sc_pgroup_fmri caught above */
			bad_error("scf_value_set_from_string",
			    scf_error());

		if (scf_entry_add_value(ent, val) != 0)
			bad_error("scf_entry_add_value", scf_error());
		break;
	}

	case -2:
		warn(li_corrupt, ient->sc_fmri);
		internal_pgroup_free(current_pg);
		r = EBADF;
		goto out;

	case -1:
	default:
		/* invalid sc_pgroup_fmri caught above */
		bad_error("fmri_equal", r);
	}

	r = 0;

out:
	if (old_dpt_pgroup != NULL)
		internal_pgroup_free(old_dpt_pgroup);

	return (r);
}

/*
 * new_dpt_pgroup was in the manifest but not the last-import snapshot, so we
 * would import it, except it seems to exist in the service anyway.  Compare
 * the existent dependent with the one we would import, and report any
 * differences (if there are none, be silent).  prop is the property which
 * represents the existent dependent (in the dependents property group) in the
 * entity corresponding to ient.
 *
 * Returns
 *   0 - success (Sort of.  At least, we can continue importing.)
 *   ECONNABORTED - repository connection broken
 *   EBUSY - ancestor of prop was deleted (error printed)
 *   ENOMEM - out of memory
 *   EBADF - corrupt property group (error printed)
 *   EINVAL - new_dpt_pgroup has invalid target (error printed)
 */
static int
handle_dependent_conflict(const entity_t * const ient,
    const scf_property_t * const prop, const pgroup_t * const new_dpt_pgroup)
{
	int r;
	scf_type_t ty;
	scf_error_t scfe;
	void *tptr;
	int tissvc;
	pgroup_t *pgroup;

	if (scf_property_get_value(prop, ud_val) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_DELETED:
			warn(emsg_pg_deleted, ient->sc_fmri,
			    new_dpt_pgroup->sc_pgroup_name);
			return (EBUSY);

		case SCF_ERROR_CONSTRAINT_VIOLATED:
		case SCF_ERROR_NOT_FOUND:
			warn(gettext("Conflict upgrading %s (not importing "
			    "dependent \"%s\" because it already exists.)  "
			    "Warning: The \"%s/%2$s\" property has more or "
			    "fewer than one value)).\n"), ient->sc_fmri,
			    new_dpt_pgroup->sc_pgroup_name, "dependents");
			return (0);

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_property_get_value",
			    scf_error());
		}
	}

	ty = scf_value_type(ud_val);
	assert(ty != SCF_TYPE_INVALID);
	if (!(ty == SCF_TYPE_FMRI || ty == SCF_TYPE_ASTRING)) {
		warn(gettext("Conflict upgrading %s (not importing dependent "
		    "\"%s\" because it already exists).  Warning: The "
		    "\"%s/%s\" property has unexpected type \"%s\")).\n"),
		    ient->sc_fmri, new_dpt_pgroup->sc_pgroup_name,
		    scf_type_to_string(ty), "dependents");
		return (0);
	}

	if (scf_value_get_as_string(ud_val, ud_ctarg, max_scf_value_len + 1) <
	    0)
		bad_error("scf_value_get_as_string", scf_error());

	r = fmri_equal(ud_ctarg, new_dpt_pgroup->sc_pgroup_fmri);
	switch (r) {
	case 0:
		warn(gettext("Conflict upgrading %s (not importing dependent "
		    "\"%s\" (target \"%s\") because it already exists with "
		    "target \"%s\").\n"), ient->sc_fmri,
		    new_dpt_pgroup->sc_pgroup_name,
		    new_dpt_pgroup->sc_pgroup_fmri, ud_ctarg);
		return (0);

	case 1:
		break;

	case -1:
		warn(gettext("Conflict upgrading %s (not importing dependent "
		    "\"%s\" because it already exists).  Warning: The current "
		    "dependent's target (%s) is invalid.\n"), ient->sc_fmri,
		    new_dpt_pgroup->sc_pgroup_name, ud_ctarg);
		return (0);

	case -2:
		warn(gettext("Dependent \"%s\" of %s has invalid target "
		    "\"%s\".\n"), new_dpt_pgroup->sc_pgroup_name, ient->sc_fmri,
		    new_dpt_pgroup->sc_pgroup_fmri);
		return (EINVAL);

	default:
		bad_error("fmri_equal", r);
	}

	/* compare dependency pgs in target */
	scfe = fmri_to_entity(g_hndl, ud_ctarg, &tptr, &tissvc);
	switch (scfe) {
	case SCF_ERROR_NONE:
		break;

	case SCF_ERROR_NO_MEMORY:
		return (ENOMEM);

	case SCF_ERROR_NOT_FOUND:
		warn(emsg_dpt_dangling, ient->sc_fmri,
		    new_dpt_pgroup->sc_pgroup_name, ud_ctarg);
		return (0);

	case SCF_ERROR_CONSTRAINT_VIOLATED:
	case SCF_ERROR_INVALID_ARGUMENT:
	default:
		bad_error("fmri_to_entity", scfe);
	}

	r = entity_get_running_pg(tptr, tissvc, new_dpt_pgroup->sc_pgroup_name,
	    ud_pg, ud_iter, ud_inst, imp_snap, ud_snpl);
	switch (r) {
	case 0:
		break;

	case ECONNABORTED:
		return (r);

	case ECANCELED:
		warn(emsg_dpt_dangling, ient->sc_fmri,
		    new_dpt_pgroup->sc_pgroup_name, ud_ctarg);
		return (0);

	case EBADF:
		if (tissvc)
			warn(gettext("%s has an instance with a \"%s\" "
			    "snapshot which is missing a snaplevel.\n"),
			    ud_ctarg, "running");
		else
			warn(gettext("%s has a \"%s\" snapshot which is "
			    "missing a snaplevel.\n"), ud_ctarg, "running");
		/* FALLTHROUGH */

	case ENOENT:
		warn(emsg_dpt_no_dep, ient->sc_fmri,
		    new_dpt_pgroup->sc_pgroup_name, ud_ctarg,
		    new_dpt_pgroup->sc_pgroup_name);
		return (0);

	case EINVAL:
	default:
		bad_error("entity_get_running_pg", r);
	}

	pgroup = internal_pgroup_new();
	if (pgroup == NULL)
		return (ENOMEM);

	r = load_pg(ud_pg, &pgroup, ud_ctarg, NULL);
	switch (r) {
	case 0:
		break;

	case ECONNABORTED:
	case EBADF:
	case ENOMEM:
		internal_pgroup_free(pgroup);
		return (r);

	case ECANCELED:
		warn(emsg_dpt_no_dep, ient->sc_fmri,
		    new_dpt_pgroup->sc_pgroup_name, ud_ctarg,
		    new_dpt_pgroup->sc_pgroup_name);
		internal_pgroup_free(pgroup);
		return (0);

	default:
		bad_error("load_pg", r);
	}

	/* report differences */
	report_pg_diffs(new_dpt_pgroup, pgroup, ud_ctarg, 1);
	internal_pgroup_free(pgroup);
	return (0);
}

/*
 * lipg is a property group in the last-import snapshot of ent, which is an
 * scf_service_t or an scf_instance_t (according to ient).  If lipg is not in
 * ient's pgroups, delete it from ent if it hasn't been customized.  If it is
 * in ents's property groups, compare and upgrade ent appropriately.
 *
 * Returns
 *   0 - success
 *   ECONNABORTED - repository connection broken
 *   ENOMEM - out of memory
 *   ENOSPC - configd is out of resources
 *   EINVAL - ient has invalid dependent (error printed)
 *	    - ient has invalid pgroup_t (error printed)
 *   ECANCELED - ent has been deleted
 *   ENODEV - entity containing lipg has been deleted
 *	    - entity containing running has been deleted
 *   EPERM - could not delete pg (permission denied) (error printed)
 *	   - couldn't upgrade dependents (permission denied) (error printed)
 *	   - couldn't import pg (permission denied) (error printed)
 *	   - couldn't upgrade pg (permission denied) (error printed)
 *   EROFS - could not delete pg (repository read-only)
 *	   - couldn't upgrade dependents (repository read-only)
 *	   - couldn't import pg (repository read-only)
 *	   - couldn't upgrade pg (repository read-only)
 *   EACCES - could not delete pg (backend access denied)
 *	    - couldn't upgrade dependents (backend access denied)
 *	    - couldn't import pg (backend access denied)
 *	    - couldn't upgrade pg (backend access denied)
 *   EBUSY - property group was added (error printed)
 *	   - property group was deleted (error printed)
 *	   - property group changed (error printed)
 *	   - "dependents" pg was added, changed, or deleted (error printed)
 *	   - dependent target deleted (error printed)
 *	   - dependent pg changed (error printed)
 *   EBADF - imp_snpl is corrupt (error printed)
 *	   - ent has bad pg (error printed)
 *   EEXIST - dependent collision in target service (error printed)
 */
static int
process_old_pg(const scf_propertygroup_t *lipg, entity_t *ient, void *ent,
    const scf_snaplevel_t *running)
{
	int r;
	pgroup_t *mpg, *lipg_i, *curpg_i, pgrp;
	scf_callback_t cbdata;

	const char * const cf_pg_missing =
	    gettext("Conflict upgrading %s (property group %s is missing)\n");
	const char * const deleting =
	    gettext("%s: Deleting property group \"%s\".\n");

	const int issvc = (ient->sc_etype == SVCCFG_SERVICE_OBJECT);

	/* Skip dependent property groups. */
	if (scf_pg_get_type(lipg, imp_str, imp_str_sz) < 0) {
		switch (scf_error()) {
		case SCF_ERROR_DELETED:
			return (ENODEV);

		case SCF_ERROR_CONNECTION_BROKEN:
			return (ECONNABORTED);

		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_NOT_BOUND:
		default:
			bad_error("scf_pg_get_type", scf_error());
		}
	}

	if (strcmp(imp_str, SCF_GROUP_DEPENDENCY) == 0) {
		if (scf_pg_get_property(lipg, "external", NULL) == 0)
			return (0);

		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_CONNECTION_BROKEN:
			return (ECONNABORTED);

		case SCF_ERROR_DELETED:
			return (ENODEV);

		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_pg_get_property", scf_error());
		}
	}

	/* lookup pg in new properties */
	if (scf_pg_get_name(lipg, imp_str, imp_str_sz) < 0) {
		switch (scf_error()) {
		case SCF_ERROR_DELETED:
			return (ENODEV);

		case SCF_ERROR_CONNECTION_BROKEN:
			return (ECONNABORTED);

		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_NOT_BOUND:
		default:
			bad_error("scf_pg_get_name", scf_error());
		}
	}

	pgrp.sc_pgroup_name = imp_str;
	mpg = uu_list_find(ient->sc_pgroups, &pgrp, NULL, NULL);

	if (mpg != NULL)
		mpg->sc_pgroup_seen = 1;

	/* Special handling for dependents */
	if (strcmp(imp_str, "dependents") == 0)
		return (upgrade_dependents(lipg, imp_snpl, ient, running, ent));

	if (mpg == NULL || mpg->sc_pgroup_delete) {
		/* property group was deleted from manifest */
		if (entity_get_pg(ent, issvc, imp_str, imp_pg2) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
				return (0);

			case SCF_ERROR_DELETED:
			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("entity_get_pg", scf_error());
			}
		}

		if (mpg != NULL && mpg->sc_pgroup_delete) {
			if (g_verbose)
				warn(deleting, ient->sc_fmri, imp_str);
			if (scf_pg_delete(imp_pg2) == 0)
				return (0);

			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				return (0);

			case SCF_ERROR_CONNECTION_BROKEN:
			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_PERMISSION_DENIED:
				warn(emsg_pg_del_perm, imp_str, ient->sc_fmri);
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_pg_delete", scf_error());
			}
		}

		r = load_pg(lipg, &lipg_i, ient->sc_fmri, snap_lastimport);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
			return (ENODEV);

		case ECONNABORTED:
		case ENOMEM:
		case EBADF:
			return (r);

		default:
			bad_error("load_pg", r);
		}

		r = load_pg(imp_pg2, &curpg_i, ient->sc_fmri, NULL);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
		case ECONNABORTED:
		case ENOMEM:
		case EBADF:
			internal_pgroup_free(lipg_i);
			return (r);

		default:
			bad_error("load_pg", r);
		}

		if (pg_equal(lipg_i, curpg_i)) {
			if (g_verbose)
				warn(deleting, ient->sc_fmri, imp_str);
			if (scf_pg_delete(imp_pg2) != 0) {
				switch (scf_error()) {
				case SCF_ERROR_DELETED:
					break;

				case SCF_ERROR_CONNECTION_BROKEN:
					internal_pgroup_free(lipg_i);
					internal_pgroup_free(curpg_i);
					return (ECONNABORTED);

				case SCF_ERROR_NOT_SET:
				case SCF_ERROR_NOT_BOUND:
				default:
					bad_error("scf_pg_delete", scf_error());
				}
			}
		} else {
			report_pg_diffs(lipg_i, curpg_i, ient->sc_fmri, 0);
		}

		internal_pgroup_free(lipg_i);
		internal_pgroup_free(curpg_i);

		return (0);
	}

	/*
	 * Only dependent pgs can have override set, and we skipped those
	 * above.
	 */
	assert(!mpg->sc_pgroup_override);

	/* compare */
	r = load_pg(lipg, &lipg_i, ient->sc_fmri, snap_lastimport);
	switch (r) {
	case 0:
		break;

	case ECANCELED:
		return (ENODEV);

	case ECONNABORTED:
	case EBADF:
	case ENOMEM:
		return (r);

	default:
		bad_error("load_pg", r);
	}

	if (pg_equal(mpg, lipg_i)) {
		/* The manifest pg has not changed.  Move on. */
		r = 0;
		goto out;
	}

	/* upgrade current properties according to lipg & mpg */
	if (running != NULL)
		r = scf_snaplevel_get_pg(running, imp_str, imp_pg2);
	else
		r = entity_get_pg(ent, issvc, imp_str, imp_pg2);
	if (r != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			r = scferror2errno(scf_error());
			goto out;

		case SCF_ERROR_DELETED:
			if (running != NULL)
				r = ENODEV;
			else
				r = ECANCELED;
			goto out;

		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("entity_get_pg", scf_error());
		}

		warn(cf_pg_missing, ient->sc_fmri, imp_str);

		r = 0;
		goto out;
	}

	r = load_pg_attrs(imp_pg2, &curpg_i);
	switch (r) {
	case 0:
		break;

	case ECANCELED:
		warn(cf_pg_missing, ient->sc_fmri, imp_str);
		r = 0;
		goto out;

	case ECONNABORTED:
	case ENOMEM:
		goto out;

	default:
		bad_error("load_pg_attrs", r);
	}

	if (!pg_attrs_equal(lipg_i, curpg_i, NULL, 0)) {
		(void) pg_attrs_equal(curpg_i, mpg, ient->sc_fmri, 0);
		internal_pgroup_free(curpg_i);
		r = 0;
		goto out;
	}

	internal_pgroup_free(curpg_i);

	r = load_pg(imp_pg2, &curpg_i, ient->sc_fmri, NULL);
	switch (r) {
	case 0:
		break;

	case ECANCELED:
		warn(cf_pg_missing, ient->sc_fmri, imp_str);
		r = 0;
		goto out;

	case ECONNABORTED:
	case EBADF:
	case ENOMEM:
		goto out;

	default:
		bad_error("load_pg", r);
	}

	if (pg_equal(lipg_i, curpg_i) &&
	    !pg_attrs_equal(lipg_i, mpg, NULL, 0)) {
		int do_delete = 1;

		if (g_verbose)
			warn(gettext("%s: Upgrading property group \"%s\".\n"),
			    ient->sc_fmri, mpg->sc_pgroup_name);

		internal_pgroup_free(curpg_i);

		if (running != NULL &&
		    entity_get_pg(ent, issvc, imp_str, imp_pg2) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				r = ECANCELED;
				goto out;

			case SCF_ERROR_NOT_FOUND:
				do_delete = 0;
				break;

			case SCF_ERROR_CONNECTION_BROKEN:
				r = scferror2errno(scf_error());
				goto out;

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_NOT_BOUND:
			default:
				bad_error("entity_get_pg", scf_error());
			}
		}

		if (do_delete && scf_pg_delete(imp_pg2) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				break;

			case SCF_ERROR_CONNECTION_BROKEN:
			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
				r = scferror2errno(scf_error());
				goto out;

			case SCF_ERROR_PERMISSION_DENIED:
				warn(emsg_pg_del_perm, mpg->sc_pgroup_name,
				    ient->sc_fmri);
				r = scferror2errno(scf_error());
				goto out;

			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_NOT_BOUND:
			default:
				bad_error("scf_pg_delete", scf_error());
			}
		}

		cbdata.sc_handle = g_hndl;
		cbdata.sc_parent = ent;
		cbdata.sc_service = issvc;
		cbdata.sc_flags = 0;
		cbdata.sc_source_fmri = ient->sc_fmri;
		cbdata.sc_target_fmri = ient->sc_fmri;

		r = entity_pgroup_import(mpg, &cbdata);
		switch (r) {
		case UU_WALK_NEXT:
			r = 0;
			goto out;

		case UU_WALK_ERROR:
			if (cbdata.sc_err == EEXIST) {
				warn(emsg_pg_added, ient->sc_fmri,
				    mpg->sc_pgroup_name);
				r = EBUSY;
			} else {
				r = cbdata.sc_err;
			}
			goto out;

		default:
			bad_error("entity_pgroup_import", r);
		}
	}

	if (running != NULL &&
	    entity_get_pg(ent, issvc, imp_str, imp_pg2) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
		case SCF_ERROR_DELETED:
			r = scferror2errno(scf_error());
			goto out;

		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_NOT_BOUND:
		default:
			bad_error("entity_get_pg", scf_error());
		}

		cbdata.sc_handle = g_hndl;
		cbdata.sc_parent = ent;
		cbdata.sc_service = issvc;
		cbdata.sc_flags = SCI_FORCE;
		cbdata.sc_source_fmri = ient->sc_fmri;
		cbdata.sc_target_fmri = ient->sc_fmri;

		r = entity_pgroup_import(mpg, &cbdata);
		switch (r) {
		case UU_WALK_NEXT:
			r = 0;
			goto out;

		case UU_WALK_ERROR:
			if (cbdata.sc_err == EEXIST) {
				warn(emsg_pg_added, ient->sc_fmri,
				    mpg->sc_pgroup_name);
				r = EBUSY;
			} else {
				r = cbdata.sc_err;
			}
			goto out;

		default:
			bad_error("entity_pgroup_import", r);
		}
	}

	r = upgrade_pg(imp_pg2, curpg_i, lipg_i, mpg, g_verbose, ient->sc_fmri);
	internal_pgroup_free(curpg_i);
	switch (r) {
	case 0:
		ient->sc_import_state = IMPORT_PROP_BEGUN;
		break;

	case ECANCELED:
		warn(emsg_pg_deleted, ient->sc_fmri, mpg->sc_pgroup_name);
		r = EBUSY;
		break;

	case EPERM:
		warn(emsg_pg_mod_perm, mpg->sc_pgroup_name, ient->sc_fmri);
		break;

	case EBUSY:
		warn(emsg_pg_changed, ient->sc_fmri, mpg->sc_pgroup_name);
		break;

	case ECONNABORTED:
	case ENOMEM:
	case ENOSPC:
	case EROFS:
	case EACCES:
	case EINVAL:
		break;

	default:
		bad_error("upgrade_pg", r);
	}

out:
	internal_pgroup_free(lipg_i);
	return (r);
}

/*
 * Upgrade the properties of ent according to snpl & ient.
 *
 * Returns
 *   0 - success
 *   ECONNABORTED - repository connection broken
 *   ENOMEM - out of memory
 *   ENOSPC - configd is out of resources
 *   ECANCELED - ent was deleted
 *   ENODEV - entity containing snpl was deleted
 *	    - entity containing running was deleted
 *   EBADF - imp_snpl is corrupt (error printed)
 *	   - ent has corrupt pg (error printed)
 *	   - dependent has corrupt pg (error printed)
 *	   - dependent target has a corrupt snapshot (error printed)
 *   EBUSY - pg was added, changed, or deleted (error printed)
 *	   - dependent target was deleted (error printed)
 *	   - dependent pg changed (error printed)
 *   EINVAL - invalid property group name (error printed)
 *	    - invalid property name (error printed)
 *	    - invalid value (error printed)
 *	    - ient has invalid pgroup or dependent (error printed)
 *   EPERM - could not create property group (permission denied) (error printed)
 *	   - could not modify property group (permission denied) (error printed)
 *	   - couldn't delete, upgrade, or import pg or dependent (error printed)
 *   EROFS - could not create property group (repository read-only)
 *	   - couldn't delete, upgrade, or import pg or dependent
 *   EACCES - could not create property group (backend access denied)
 *	    - couldn't delete, upgrade, or import pg or dependent
 *   EEXIST - dependent collision in target service (error printed)
 */
static int
upgrade_props(void *ent, scf_snaplevel_t *running, scf_snaplevel_t *snpl,
    entity_t *ient)
{
	pgroup_t *pg, *rpg;
	int r;
	uu_list_t *pgs = ient->sc_pgroups;

	const int issvc = (ient->sc_etype == SVCCFG_SERVICE_OBJECT);

	/* clear sc_sceen for pgs */
	if (uu_list_walk(pgs, clear_int,
	    (void *)offsetof(pgroup_t, sc_pgroup_seen), UU_DEFAULT) != 0)
		bad_error("uu_list_walk", uu_error());

	if (scf_iter_snaplevel_pgs(imp_up_iter, snpl) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_DELETED:
			return (ENODEV);

		case SCF_ERROR_CONNECTION_BROKEN:
			return (ECONNABORTED);

		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_HANDLE_MISMATCH:
		default:
			bad_error("scf_iter_snaplevel_pgs", scf_error());
		}
	}

	for (;;) {
		r = scf_iter_next_pg(imp_up_iter, imp_pg);
		if (r == 0)
			break;
		if (r == 1) {
			r = process_old_pg(imp_pg, ient, ent, running);
			switch (r) {
			case 0:
				break;

			case ECONNABORTED:
			case ENOMEM:
			case ENOSPC:
			case ECANCELED:
			case ENODEV:
			case EPERM:
			case EROFS:
			case EACCES:
			case EBADF:
			case EBUSY:
			case EINVAL:
			case EEXIST:
				return (r);

			default:
				bad_error("process_old_pg", r);
			}
			continue;
		}
		if (r != -1)
			bad_error("scf_iter_next_pg", r);

		switch (scf_error()) {
		case SCF_ERROR_DELETED:
			return (ENODEV);

		case SCF_ERROR_CONNECTION_BROKEN:
			return (ECONNABORTED);

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_INVALID_ARGUMENT:
		default:
			bad_error("scf_iter_next_pg", scf_error());
		}
	}

	for (pg = uu_list_first(pgs); pg != NULL; pg = uu_list_next(pgs, pg)) {
		if (pg->sc_pgroup_seen)
			continue;

		/* pg is new */

		if (strcmp(pg->sc_pgroup_name, "dependents") == 0) {
			r = upgrade_dependents(NULL, imp_snpl, ient, running,
			    ent);
			switch (r) {
			case 0:
				break;

			case ECONNABORTED:
			case ENOMEM:
			case ENOSPC:
			case ECANCELED:
			case ENODEV:
			case EBADF:
			case EBUSY:
			case EINVAL:
			case EPERM:
			case EROFS:
			case EACCES:
			case EEXIST:
				return (r);

			default:
				bad_error("upgrade_dependents", r);
			}
			continue;
		}

		if (running != NULL)
			r = scf_snaplevel_get_pg(running, pg->sc_pgroup_name,
			    imp_pg);
		else
			r = entity_get_pg(ent, issvc, pg->sc_pgroup_name,
			    imp_pg);
		if (r != 0) {
			scf_callback_t cbdata;

			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
				break;

			case SCF_ERROR_CONNECTION_BROKEN:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_DELETED:
				if (running != NULL)
					return (ENODEV);
				else
					return (scferror2errno(scf_error()));

			case SCF_ERROR_INVALID_ARGUMENT:
				warn(emsg_fmri_invalid_pg_name, ient->sc_fmri,
				    pg->sc_pgroup_name);
				return (EINVAL);

			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			default:
				bad_error("entity_get_pg", scf_error());
			}

			/* User doesn't have pg, so import it. */

			cbdata.sc_handle = g_hndl;
			cbdata.sc_parent = ent;
			cbdata.sc_service = issvc;
			cbdata.sc_flags = SCI_FORCE;
			cbdata.sc_source_fmri = ient->sc_fmri;
			cbdata.sc_target_fmri = ient->sc_fmri;

			r = entity_pgroup_import(pg, &cbdata);
			switch (r) {
			case UU_WALK_NEXT:
				ient->sc_import_state = IMPORT_PROP_BEGUN;
				continue;

			case UU_WALK_ERROR:
				if (cbdata.sc_err == EEXIST) {
					warn(emsg_pg_added, ient->sc_fmri,
					    pg->sc_pgroup_name);
					return (EBUSY);
				}
				return (cbdata.sc_err);

			default:
				bad_error("entity_pgroup_import", r);
			}
		}

		/* report differences between pg & current */
		r = load_pg(imp_pg, &rpg, ient->sc_fmri, NULL);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
			warn(emsg_pg_deleted, ient->sc_fmri,
			    pg->sc_pgroup_name);
			return (EBUSY);

		case ECONNABORTED:
		case EBADF:
		case ENOMEM:
			return (r);

		default:
			bad_error("load_pg", r);
		}
		report_pg_diffs(pg, rpg, ient->sc_fmri, 1);
		internal_pgroup_free(rpg);
		rpg = NULL;
	}

	return (0);
}

/*
 * Create or update a snapshot of inst.  Uses imp_snap.
 *
 * Returns
 *   0 - success
 *   ECONNABORTED - repository connection broken
 *   EPERM - permission denied
 *   ENOSPC - configd is out of resources
 *   ECANCELED - inst was deleted
 *   -1 - unknown libscf error (message printed)
 */
static int
take_snap(scf_instance_t *inst, const char *name)
{
again:
	if (scf_instance_get_snapshot(inst, name, imp_snap) == 0) {
		if (_scf_snapshot_take_attach(inst, imp_snap) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
			case SCF_ERROR_PERMISSION_DENIED:
			case SCF_ERROR_NO_RESOURCES:
				return (scferror2errno(scf_error()));

			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_INVALID_ARGUMENT:
			default:
				bad_error("_scf_snapshot_take_attach",
				    scf_error());
			}
		}
	} else {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_DELETED:
		case SCF_ERROR_CONNECTION_BROKEN:
			return (scferror2errno(scf_error()));

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_instance_get_snapshot", scf_error());
		}

		if (_scf_snapshot_take_new(inst, name, imp_snap) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_EXISTS:
				goto again;

			case SCF_ERROR_CONNECTION_BROKEN:
			case SCF_ERROR_NO_RESOURCES:
			case SCF_ERROR_PERMISSION_DENIED:
				return (scferror2errno(scf_error()));

			default:
				scfwarn();
				return (-1);

			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_HANDLE_MISMATCH:
				bad_error("_scf_snapshot_take_new",
				    scf_error());
			}
		}
	}

	return (0);
}

/*
 * Import an instance.  If it doesn't exist, create it.  If it has
 * a last-import snapshot, upgrade its properties.  Finish by updating its
 * last-import snapshot.  If it doesn't have a last-import snapshot then it
 * could have been created for a dependent tag in another manifest.  Import the
 * new properties.  If there's a conflict, don't override, like now?
 *
 * On success, returns UU_WALK_NEXT.  On error returns UU_WALK_ERROR and sets
 * lcbdata->sc_err to
 *   ECONNABORTED - repository connection broken
 *   ENOMEM - out of memory
 *   ENOSPC - svc.configd is out of resources
 *   EEXIST - dependency collision in dependent service (error printed)
 *   EPERM - couldn't create temporary instance (permission denied)
 *	   - couldn't import into temporary instance (permission denied)
 *	   - couldn't take snapshot (permission denied)
 *	   - couldn't upgrade properties (permission denied)
 *	   - couldn't import properties (permission denied)
 *	   - couldn't import dependents (permission denied)
 *   EROFS - couldn't create temporary instance (repository read-only)
 *	   - couldn't import into temporary instance (repository read-only)
 *	   - couldn't upgrade properties (repository read-only)
 *	   - couldn't import properties (repository read-only)
 *	   - couldn't import dependents (repository read-only)
 *   EACCES - couldn't create temporary instance (backend access denied)
 *	    - couldn't import into temporary instance (backend access denied)
 *	    - couldn't upgrade properties (backend access denied)
 *	    - couldn't import properties (backend access denied)
 *	    - couldn't import dependents (backend access denied)
 *   EINVAL - invalid instance name (error printed)
 *	    - invalid pgroup_t's (error printed)
 *	    - invalid dependents (error printed)
 *   EBUSY - temporary service deleted (error printed)
 *	   - temporary instance deleted (error printed)
 *	   - temporary instance changed (error printed)
 *	   - temporary instance already exists (error printed)
 *	   - instance deleted (error printed)
 *   EBADF - instance has corrupt last-import snapshot (error printed)
 *	   - instance is corrupt (error printed)
 *	   - dependent has corrupt pg (error printed)
 *	   - dependent target has a corrupt snapshot (error printed)
 *   -1 - unknown libscf error (error printed)
 */
static int
lscf_instance_import(void *v, void *pvt)
{
	entity_t *inst = v;
	scf_callback_t ctx;
	scf_callback_t *lcbdata = pvt;
	scf_service_t *rsvc = lcbdata->sc_parent;
	int r;
	scf_snaplevel_t *running;
	int flags = lcbdata->sc_flags;

	const char * const emsg_tdel =
	    gettext("Temporary instance svc:/%s:%s was deleted.\n");
	const char * const emsg_tchg = gettext("Temporary instance svc:/%s:%s "
	    "changed unexpectedly.\n");
	const char * const emsg_del = gettext("%s changed unexpectedly "
	    "(instance \"%s\" was deleted.)\n");
	const char * const emsg_badsnap = gettext(
	    "\"%s\" snapshot of %s is corrupt (missing a snaplevel).\n");

	/*
	 * prepare last-import snapshot:
	 * create temporary instance (service was precreated)
	 * populate with properties from bundle
	 * take snapshot
	 */
	if (scf_service_add_instance(imp_tsvc, inst->sc_name, imp_tinst) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
		case SCF_ERROR_NO_RESOURCES:
		case SCF_ERROR_BACKEND_READONLY:
		case SCF_ERROR_BACKEND_ACCESS:
			return (stash_scferror(lcbdata));

		case SCF_ERROR_EXISTS:
			warn(gettext("Temporary service svc:/%s "
			    "changed unexpectedly (instance \"%s\" added).\n"),
			    imp_tsname, inst->sc_name);
			lcbdata->sc_err = EBUSY;
			return (UU_WALK_ERROR);

		case SCF_ERROR_DELETED:
			warn(gettext("Temporary service svc:/%s "
			    "was deleted unexpectedly.\n"), imp_tsname);
			lcbdata->sc_err = EBUSY;
			return (UU_WALK_ERROR);

		case SCF_ERROR_INVALID_ARGUMENT:
			warn(gettext("Invalid instance name \"%s\".\n"),
			    inst->sc_name);
			return (stash_scferror(lcbdata));

		case SCF_ERROR_PERMISSION_DENIED:
			warn(gettext("Could not create temporary instance "
			    "\"%s\" in svc:/%s (permission denied).\n"),
			    inst->sc_name, imp_tsname);
			return (stash_scferror(lcbdata));

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_service_add_instance", scf_error());
		}
	}

	r = snprintf(imp_str, imp_str_sz, "svc:/%s:%s", imp_tsname,
	    inst->sc_name);
	if (r < 0)
		bad_error("snprintf", errno);

	r = lscf_import_instance_pgs(imp_tinst, imp_str, inst,
	    lcbdata->sc_flags | SCI_NOENABLED);
	switch (r) {
	case 0:
		break;

	case ECANCELED:
		warn(emsg_tdel, imp_tsname, inst->sc_name);
		lcbdata->sc_err = EBUSY;
		r = UU_WALK_ERROR;
		goto deltemp;

	case EEXIST:
		warn(emsg_tchg, imp_tsname, inst->sc_name);
		lcbdata->sc_err = EBUSY;
		r = UU_WALK_ERROR;
		goto deltemp;

	case ECONNABORTED:
		goto connaborted;

	case ENOMEM:
	case ENOSPC:
	case EPERM:
	case EROFS:
	case EACCES:
	case EINVAL:
	case EBUSY:
		lcbdata->sc_err = r;
		r = UU_WALK_ERROR;
		goto deltemp;

	default:
		bad_error("lscf_import_instance_pgs", r);
	}

	r = snprintf(imp_str, imp_str_sz, "svc:/%s:%s", imp_tsname,
	    inst->sc_name);
	if (r < 0)
		bad_error("snprintf", errno);

	ctx.sc_handle = lcbdata->sc_handle;
	ctx.sc_parent = imp_tinst;
	ctx.sc_service = 0;
	ctx.sc_source_fmri = inst->sc_fmri;
	ctx.sc_target_fmri = imp_str;
	if (uu_list_walk(inst->sc_dependents, entity_pgroup_import, &ctx,
	    UU_DEFAULT) != 0) {
		if (uu_error() != UU_ERROR_CALLBACK_FAILED)
			bad_error("uu_list_walk", uu_error());

		switch (ctx.sc_err) {
		case ECONNABORTED:
			goto connaborted;

		case ECANCELED:
			warn(emsg_tdel, imp_tsname, inst->sc_name);
			lcbdata->sc_err = EBUSY;
			break;

		case EEXIST:
			warn(emsg_tchg, imp_tsname, inst->sc_name);
			lcbdata->sc_err = EBUSY;
			break;

		default:
			lcbdata->sc_err = ctx.sc_err;
		}
		r = UU_WALK_ERROR;
		goto deltemp;
	}

	if (_scf_snapshot_take_new_named(imp_tinst, inst->sc_parent->sc_name,
	    inst->sc_name, snap_lastimport, imp_tlisnap) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			goto connaborted;

		case SCF_ERROR_NO_RESOURCES:
			r = stash_scferror(lcbdata);
			goto deltemp;

		case SCF_ERROR_EXISTS:
			warn(emsg_tchg, imp_tsname, inst->sc_name);
			lcbdata->sc_err = EBUSY;
			r = UU_WALK_ERROR;
			goto deltemp;

		case SCF_ERROR_PERMISSION_DENIED:
			warn(gettext("Could not take \"%s\" snapshot of %s "
			    "(permission denied).\n"), snap_lastimport,
			    imp_str);
			r = stash_scferror(lcbdata);
			goto deltemp;

		default:
			scfwarn();
			lcbdata->sc_err = -1;
			r = UU_WALK_ERROR;
			goto deltemp;

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_NOT_SET:
			bad_error("_scf_snapshot_take_new_named", scf_error());
		}
	}

	if (lcbdata->sc_flags & SCI_FRESH)
		goto fresh;

	if (scf_service_get_instance(rsvc, inst->sc_name, imp_inst) == 0) {
		if (scf_instance_get_snapshot(imp_inst, snap_lastimport,
		    imp_lisnap) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				warn(emsg_del, inst->sc_parent->sc_fmri,
				    inst->sc_name);
				lcbdata->sc_err = EBUSY;
				r = UU_WALK_ERROR;
				goto deltemp;

			case SCF_ERROR_NOT_FOUND:
				flags |= SCI_FORCE;
				goto nosnap;

			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_instance_get_snapshot",
				    scf_error());
			}
		}

		/* upgrade */

		/*
		 * compare new properties with last-import properties
		 * upgrade current properties
		 */
		/* clear sc_sceen for pgs */
		if (uu_list_walk(inst->sc_pgroups, clear_int,
		    (void *)offsetof(pgroup_t, sc_pgroup_seen), UU_DEFAULT) !=
		    0)
			bad_error("uu_list_walk", uu_error());

		r = get_snaplevel(imp_lisnap, 0, imp_snpl);
		switch (r) {
		case 0:
			break;

		case ECONNABORTED:
			goto connaborted;

		case ECANCELED:
			warn(emsg_del, inst->sc_parent->sc_fmri, inst->sc_name);
			lcbdata->sc_err = EBUSY;
			r = UU_WALK_ERROR;
			goto deltemp;

		case ENOENT:
			warn(emsg_badsnap, snap_lastimport, inst->sc_fmri);
			lcbdata->sc_err = EBADF;
			r = UU_WALK_ERROR;
			goto deltemp;

		default:
			bad_error("get_snaplevel", r);
		}

		if (scf_instance_get_snapshot(imp_inst, snap_running,
		    imp_rsnap) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				warn(emsg_del, inst->sc_parent->sc_fmri,
				    inst->sc_name);
				lcbdata->sc_err = EBUSY;
				r = UU_WALK_ERROR;
				goto deltemp;

			case SCF_ERROR_NOT_FOUND:
				break;

			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_instance_get_snapshot",
				    scf_error());
			}

			running = NULL;
		} else {
			r = get_snaplevel(imp_rsnap, 0, imp_rsnpl);
			switch (r) {
			case 0:
				running = imp_rsnpl;
				break;

			case ECONNABORTED:
				goto connaborted;

			case ECANCELED:
				warn(emsg_del, inst->sc_parent->sc_fmri,
				    inst->sc_name);
				lcbdata->sc_err = EBUSY;
				r = UU_WALK_ERROR;
				goto deltemp;

			case ENOENT:
				warn(emsg_badsnap, snap_running, inst->sc_fmri);
				lcbdata->sc_err = EBADF;
				r = UU_WALK_ERROR;
				goto deltemp;

			default:
				bad_error("get_snaplevel", r);
			}
		}

		r = upgrade_props(imp_inst, running, imp_snpl, inst);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
		case ENODEV:
			warn(emsg_del, inst->sc_parent->sc_fmri, inst->sc_name);
			lcbdata->sc_err = EBUSY;
			r = UU_WALK_ERROR;
			goto deltemp;

		case ECONNABORTED:
			goto connaborted;

		case ENOMEM:
		case ENOSPC:
		case EBADF:
		case EBUSY:
		case EINVAL:
		case EPERM:
		case EROFS:
		case EACCES:
		case EEXIST:
			lcbdata->sc_err = r;
			r = UU_WALK_ERROR;
			goto deltemp;

		default:
			bad_error("upgrade_props", r);
		}

		inst->sc_import_state = IMPORT_PROP_DONE;
	} else {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			goto connaborted;

		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_INVALID_ARGUMENT:	/* caught above */
		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_service_get_instance", scf_error());
		}

fresh:
		/* create instance */
		if (scf_service_add_instance(rsvc, inst->sc_name,
		    imp_inst) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_NO_RESOURCES:
			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
				r = stash_scferror(lcbdata);
				goto deltemp;

			case SCF_ERROR_EXISTS:
				warn(gettext("%s changed unexpectedly "
				    "(instance \"%s\" added).\n"),
				    inst->sc_parent->sc_fmri, inst->sc_name);
				lcbdata->sc_err = EBUSY;
				r = UU_WALK_ERROR;
				goto deltemp;

			case SCF_ERROR_PERMISSION_DENIED:
				warn(gettext("Could not create \"%s\" instance "
				    "in %s (permission denied).\n"),
				    inst->sc_name, inst->sc_parent->sc_fmri);
				r = stash_scferror(lcbdata);
				goto deltemp;

			case SCF_ERROR_INVALID_ARGUMENT:  /* caught above */
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_service_add_instance",
				    scf_error());
			}
		}

nosnap:
		/*
		 * Create a last-import snapshot to serve as an attachment
		 * point for the real one from the temporary instance.  Since
		 * the contents is irrelevent, take it now, while the instance
		 * is empty, to minimize svc.configd's work.
		 */
		if (_scf_snapshot_take_new(imp_inst, snap_lastimport,
		    imp_lisnap) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_NO_RESOURCES:
				r = stash_scferror(lcbdata);
				goto deltemp;

			case SCF_ERROR_EXISTS:
				warn(gettext("%s changed unexpectedly "
				    "(snapshot \"%s\" added).\n"),
				    inst->sc_fmri, snap_lastimport);
				lcbdata->sc_err = EBUSY;
				r = UU_WALK_ERROR;
				goto deltemp;

			case SCF_ERROR_PERMISSION_DENIED:
				warn(gettext("Could not take \"%s\" snapshot "
				    "of %s (permission denied).\n"),
				    snap_lastimport, inst->sc_fmri);
				r = stash_scferror(lcbdata);
				goto deltemp;

			default:
				scfwarn();
				lcbdata->sc_err = -1;
				r = UU_WALK_ERROR;
				goto deltemp;

			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_HANDLE_MISMATCH:
				bad_error("_scf_snapshot_take_new",
				    scf_error());
			}
		}

		if (li_only)
			goto lionly;

		inst->sc_import_state = IMPORT_PROP_BEGUN;

		r = lscf_import_instance_pgs(imp_inst, inst->sc_fmri, inst,
		    flags);
		switch (r) {
		case 0:
			break;

		case ECONNABORTED:
			goto connaborted;

		case ECANCELED:
			warn(gettext("%s changed unexpectedly "
			    "(instance \"%s\" deleted).\n"),
			    inst->sc_parent->sc_fmri, inst->sc_name);
			lcbdata->sc_err = EBUSY;
			r = UU_WALK_ERROR;
			goto deltemp;

		case EEXIST:
			warn(gettext("%s changed unexpectedly "
			    "(property group added).\n"), inst->sc_fmri);
			lcbdata->sc_err = EBUSY;
			r = UU_WALK_ERROR;
			goto deltemp;

		default:
			lcbdata->sc_err = r;
			r = UU_WALK_ERROR;
			goto deltemp;

		case EINVAL:	/* caught above */
			bad_error("lscf_import_instance_pgs", r);
		}

		ctx.sc_parent = imp_inst;
		ctx.sc_service = 0;
		ctx.sc_trans = NULL;
		if (uu_list_walk(inst->sc_dependents, lscf_dependent_import,
		    &ctx, UU_DEFAULT) != 0) {
			if (uu_error() != UU_ERROR_CALLBACK_FAILED)
				bad_error("uu_list_walk", uu_error());

			if (ctx.sc_err == ECONNABORTED)
				goto connaborted;
			lcbdata->sc_err = ctx.sc_err;
			r = UU_WALK_ERROR;
			goto deltemp;
		}

		inst->sc_import_state = IMPORT_PROP_DONE;

		if (g_verbose)
			warn(gettext("Taking \"%s\" snapshot for %s.\n"),
			    snap_initial, inst->sc_fmri);
		r = take_snap(imp_inst, snap_initial);
		switch (r) {
		case 0:
			break;

		case ECONNABORTED:
			goto connaborted;

		case ENOSPC:
		case -1:
			lcbdata->sc_err = r;
			r = UU_WALK_ERROR;
			goto deltemp;

		case ECANCELED:
			warn(gettext("%s changed unexpectedly "
			    "(instance %s deleted).\n"),
			    inst->sc_parent->sc_fmri, inst->sc_name);
			lcbdata->sc_err = r;
			r = UU_WALK_ERROR;
			goto deltemp;

		case EPERM:
			warn(emsg_snap_perm, snap_initial, inst->sc_fmri);
			lcbdata->sc_err = r;
			r = UU_WALK_ERROR;
			goto deltemp;

		default:
			bad_error("take_snap", r);
		}
	}

lionly:
	/* transfer snapshot from temporary instance */
	if (g_verbose)
		warn(gettext("Taking \"%s\" snapshot for %s.\n"),
		    snap_lastimport, inst->sc_fmri);
	if (_scf_snapshot_attach(imp_tlisnap, imp_lisnap) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			goto connaborted;

		case SCF_ERROR_NO_RESOURCES:
			r = stash_scferror(lcbdata);
			goto deltemp;

		case SCF_ERROR_PERMISSION_DENIED:
			warn(gettext("Could not take \"%s\" snapshot for %s "
			    "(permission denied).\n"), snap_lastimport,
			    inst->sc_fmri);
			r = stash_scferror(lcbdata);
			goto deltemp;

		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_HANDLE_MISMATCH:
		default:
			bad_error("_scf_snapshot_attach", scf_error());
		}
	}

	inst->sc_import_state = IMPORT_COMPLETE;

	r = UU_WALK_NEXT;

deltemp:
	/* delete temporary instance */
	if (scf_instance_delete(imp_tinst) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_DELETED:
			break;

		case SCF_ERROR_CONNECTION_BROKEN:
			goto connaborted;

		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_NOT_BOUND:
		default:
			bad_error("scf_instance_delete", scf_error());
		}
	}

	return (r);

connaborted:
	warn(gettext("Could not delete svc:/%s:%s "
	    "(repository connection broken).\n"), imp_tsname, inst->sc_name);
	lcbdata->sc_err = ECONNABORTED;
	return (UU_WALK_ERROR);
}

/*
 * If the service is missing, create it, import its properties, and import the
 * instances.  Since the service is brand new, it should be empty, and if we
 * run into any existing entities (SCF_ERROR_EXISTS), abort.
 *
 * If the service exists, we want to upgrade its properties and import the
 * instances.  Upgrade requires a last-import snapshot, though, which are
 * children of instances, so first we'll have to go through the instances
 * looking for a last-import snapshot.  If we don't find one then we'll just
 * override-import the service properties (but don't delete existing
 * properties: another service might have declared us as a dependent).  Before
 * we change anything, though, we want to take the previous snapshots.  We
 * also give lscf_instance_import() a leg up on taking last-import snapshots
 * by importing the manifest's service properties into a temporary service.
 *
 * On success, returns UU_WALK_NEXT.  On failure, returns UU_WALK_ERROR and
 * sets lcbdata->sc_err to
 *   ECONNABORTED - repository connection broken
 *   ENOMEM - out of memory
 *   ENOSPC - svc.configd is out of resources
 *   EPERM - couldn't create temporary service (error printed)
 *	   - couldn't import into temp service (error printed)
 *	   - couldn't create service (error printed)
 *	   - couldn't import dependent (error printed)
 *	   - couldn't take snapshot (error printed)
 *	   - couldn't create instance (error printed)
 *	   - couldn't create, modify, or delete pg (error printed)
 *	   - couldn't create, modify, or delete dependent (error printed)
 *	   - couldn't import instance (error printed)
 *   EROFS - couldn't create temporary service (repository read-only)
 *	   - couldn't import into temporary service (repository read-only)
 *	   - couldn't create service (repository read-only)
 *	   - couldn't import dependent (repository read-only)
 *	   - couldn't create instance (repository read-only)
 *	   - couldn't create, modify, or delete pg or dependent
 *	   - couldn't import instance (repository read-only)
 *   EACCES - couldn't create temporary service (backend access denied)
 *	    - couldn't import into temporary service (backend access denied)
 *	    - couldn't create service (backend access denied)
 *	    - couldn't import dependent (backend access denied)
 *	    - couldn't create instance (backend access denied)
 *	    - couldn't create, modify, or delete pg or dependent
 *	    - couldn't import instance (backend access denied)
 *   EINVAL - service name is invalid (error printed)
 *	    - service name is too long (error printed)
 *	    - s has invalid pgroup (error printed)
 *	    - s has invalid dependent (error printed)
 *	    - instance name is invalid (error printed)
 *	    - instance entity_t is invalid (error printed)
 *   EEXIST - couldn't create temporary service (already exists) (error printed)
 *	    - couldn't import dependent (dependency pg already exists) (printed)
 *	    - dependency collision in dependent service (error printed)
 *   EBUSY - temporary service deleted (error printed)
 *	   - property group added to temporary service (error printed)
 *	   - new property group changed or was deleted (error printed)
 *	   - service was added unexpectedly (error printed)
 *	   - service was deleted unexpectedly (error printed)
 *	   - property group added to new service (error printed)
 *	   - instance added unexpectedly (error printed)
 *	   - instance deleted unexpectedly (error printed)
 *	   - dependent service deleted unexpectedly (error printed)
 *	   - pg was added, changed, or deleted (error printed)
 *	   - dependent pg changed (error printed)
 *	   - temporary instance added, changed, or deleted (error printed)
 *   EBADF - a last-import snapshot is corrupt (error printed)
 *	   - the service is corrupt (error printed)
 *	   - a dependent is corrupt (error printed)
 *	   - an instance is corrupt (error printed)
 *	   - an instance has a corrupt last-import snapshot (error printed)
 *	   - dependent target has a corrupt snapshot (error printed)
 *   -1 - unknown libscf error (error printed)
 */
static int
lscf_service_import(void *v, void *pvt)
{
	entity_t *s = v;
	scf_callback_t cbdata;
	scf_callback_t *lcbdata = pvt;
	scf_scope_t *scope = lcbdata->sc_parent;
	entity_t *inst, linst;
	int r;
	int fresh = 0;
	scf_snaplevel_t *running;
	int have_ge;

	const char * const ts_deleted = gettext("Temporary service svc:/%s "
	    "was deleted unexpectedly.\n");
	const char * const ts_pg_added = gettext("Temporary service svc:/%s "
	    "changed unexpectedly (property group added).\n");
	const char * const s_deleted =
	    gettext("%s was deleted unexpectedly.\n");
	const char * const i_deleted =
	    gettext("%s changed unexpectedly (instance \"%s\" deleted).\n");
	const char * const badsnap = gettext("\"%s\" snapshot of svc:/%s:%s "
	    "is corrupt (missing service snaplevel).\n");

	/* Validate the service name */
	if (scf_scope_get_service(scope, s->sc_name, imp_svc) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			return (stash_scferror(lcbdata));

		case SCF_ERROR_INVALID_ARGUMENT:
			warn(gettext("\"%s\" is an invalid service name.  "
			    "Cannot import.\n"), s->sc_name);
			return (stash_scferror(lcbdata));

		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_scope_get_service", scf_error());
		}
	}

	/* create temporary service */
	r = snprintf(imp_tsname, max_scf_name_len + 1, "TEMP/%s", s->sc_name);
	if (r < 0)
		bad_error("snprintf", errno);
	if (r > max_scf_name_len) {
		warn(gettext(
		    "Service name \"%s\" is too long.  Cannot import.\n"),
		    s->sc_name);
		lcbdata->sc_err = EINVAL;
		return (UU_WALK_ERROR);
	}

	if (scf_scope_add_service(imp_scope, imp_tsname, imp_tsvc) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
		case SCF_ERROR_NO_RESOURCES:
		case SCF_ERROR_BACKEND_READONLY:
		case SCF_ERROR_BACKEND_ACCESS:
			return (stash_scferror(lcbdata));

		case SCF_ERROR_EXISTS:
			warn(gettext(
			    "Temporary service \"%s\" must be deleted before "
			    "this manifest can be imported.\n"), imp_tsname);
			return (stash_scferror(lcbdata));

		case SCF_ERROR_PERMISSION_DENIED:
			warn(gettext("Could not create temporary service "
			    "\"%s\" (permission denied).\n"), imp_tsname);
			return (stash_scferror(lcbdata));

		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_scope_add_service", scf_error());
		}
	}

	r = snprintf(imp_str, imp_str_sz, "svc:/%s", imp_tsname);
	if (r < 0)
		bad_error("snprintf", errno);

	cbdata.sc_handle = lcbdata->sc_handle;
	cbdata.sc_parent = imp_tsvc;
	cbdata.sc_service = 1;
	cbdata.sc_source_fmri = s->sc_fmri;
	cbdata.sc_target_fmri = imp_str;

	if (uu_list_walk(s->sc_pgroups, entity_pgroup_import, &cbdata,
	    UU_DEFAULT) != 0) {
		if (uu_error() != UU_ERROR_CALLBACK_FAILED)
			bad_error("uu_list_walk", uu_error());

		lcbdata->sc_err = cbdata.sc_err;
		switch (cbdata.sc_err) {
		case ECONNABORTED:
			goto connaborted;

		case ECANCELED:
			warn(ts_deleted, imp_tsname);
			lcbdata->sc_err = EBUSY;
			return (UU_WALK_ERROR);

		case EEXIST:
			warn(ts_pg_added, imp_tsname);
			lcbdata->sc_err = EBUSY;
			return (UU_WALK_ERROR);
		}

		r = UU_WALK_ERROR;
		goto deltemp;
	}

	if (uu_list_walk(s->sc_dependents, entity_pgroup_import, &cbdata,
	    UU_DEFAULT) != 0) {
		if (uu_error() != UU_ERROR_CALLBACK_FAILED)
			bad_error("uu_list_walk", uu_error());

		lcbdata->sc_err = cbdata.sc_err;
		switch (cbdata.sc_err) {
		case ECONNABORTED:
			goto connaborted;

		case ECANCELED:
			warn(ts_deleted, imp_tsname);
			lcbdata->sc_err = EBUSY;
			return (UU_WALK_ERROR);

		case EEXIST:
			warn(ts_pg_added, imp_tsname);
			lcbdata->sc_err = EBUSY;
			return (UU_WALK_ERROR);
		}

		r = UU_WALK_ERROR;
		goto deltemp;
	}

	if (scf_scope_get_service(scope, s->sc_name, imp_svc) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
			break;

		case SCF_ERROR_CONNECTION_BROKEN:
			goto connaborted;

		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_scope_get_service", scf_error());
		}

		if (scf_scope_add_service(scope, s->sc_name, imp_svc) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_NO_RESOURCES:
			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
				r = stash_scferror(lcbdata);
				goto deltemp;

			case SCF_ERROR_EXISTS:
				warn(gettext("Scope \"%s\" changed unexpectedly"
				    " (service \"%s\" added).\n"),
				    SCF_SCOPE_LOCAL, s->sc_name);
				lcbdata->sc_err = EBUSY;
				goto deltemp;

			case SCF_ERROR_PERMISSION_DENIED:
				warn(gettext("Could not create service \"%s\" "
				    "(permission denied).\n"), s->sc_name);
				goto deltemp;

			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_scope_add_service", scf_error());
			}
		}

		s->sc_import_state = IMPORT_PROP_BEGUN;

		/* import service properties */
		cbdata.sc_handle = lcbdata->sc_handle;
		cbdata.sc_parent = imp_svc;
		cbdata.sc_service = 1;
		cbdata.sc_flags = lcbdata->sc_flags;
		cbdata.sc_source_fmri = s->sc_fmri;
		cbdata.sc_target_fmri = s->sc_fmri;

		if (uu_list_walk(s->sc_pgroups, entity_pgroup_import,
		    &cbdata, UU_DEFAULT) != 0) {
			if (uu_error() != UU_ERROR_CALLBACK_FAILED)
				bad_error("uu_list_walk", uu_error());

			lcbdata->sc_err = cbdata.sc_err;
			switch (cbdata.sc_err) {
			case ECONNABORTED:
				goto connaborted;

			case ECANCELED:
				warn(s_deleted, s->sc_fmri);
				lcbdata->sc_err = EBUSY;
				return (UU_WALK_ERROR);

			case EEXIST:
				warn(gettext("%s changed unexpectedly "
				    "(property group added).\n"), s->sc_fmri);
				lcbdata->sc_err = EBUSY;
				return (UU_WALK_ERROR);

			case EINVAL:
				/* caught above */
				bad_error("entity_pgroup_import",
				    cbdata.sc_err);
			}

			r = UU_WALK_ERROR;
			goto deltemp;
		}

		cbdata.sc_trans = NULL;
		if (uu_list_walk(s->sc_dependents, lscf_dependent_import,
		    &cbdata, UU_DEFAULT) != 0) {
			if (uu_error() != UU_ERROR_CALLBACK_FAILED)
				bad_error("uu_list_walk", uu_error());

			lcbdata->sc_err = cbdata.sc_err;
			if (cbdata.sc_err == ECONNABORTED)
				goto connaborted;
			r = UU_WALK_ERROR;
			goto deltemp;
		}

		s->sc_import_state = IMPORT_PROP_DONE;

		/*
		 * This is a new service, so we can't take previous snapshots
		 * or upgrade service properties.
		 */
		fresh = 1;
		goto instances;
	}

	/* Clear sc_seen for the instances. */
	if (uu_list_walk(s->sc_u.sc_service.sc_service_instances, clear_int,
	    (void *)offsetof(entity_t, sc_seen), UU_DEFAULT) != 0)
		bad_error("uu_list_walk", uu_error());

	/*
	 * Take previous snapshots for all instances.  Even for ones not
	 * mentioned in the bundle, since we might change their service
	 * properties.
	 */
	if (scf_iter_service_instances(imp_iter, imp_svc) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			goto connaborted;

		case SCF_ERROR_DELETED:
			warn(s_deleted, s->sc_fmri);
			lcbdata->sc_err = EBUSY;
			r = UU_WALK_ERROR;
			goto deltemp;

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_iter_service_instances", scf_error());
		}
	}

	for (;;) {
		r = scf_iter_next_instance(imp_iter, imp_inst);
		if (r == 0)
			break;
		if (r != 1) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				warn(s_deleted, s->sc_fmri);
				lcbdata->sc_err = EBUSY;
				r = UU_WALK_ERROR;
				goto deltemp;

			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_iter_next_instance",
				    scf_error());
			}
		}

		if (scf_instance_get_name(imp_inst, imp_str, imp_str_sz) < 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				continue;

			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_NOT_SET:
			case SCF_ERROR_NOT_BOUND:
			default:
				bad_error("scf_instance_get_name", scf_error());
			}
		}

		if (g_verbose)
			warn(gettext(
			    "Taking \"%s\" snapshot for svc:/%s:%s.\n"),
			    snap_previous, s->sc_name, imp_str);

		r = take_snap(imp_inst, snap_previous);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
			continue;

		case ECONNABORTED:
			goto connaborted;

		case EPERM:
			warn(gettext("Could not take \"%s\" snapshot of "
			    "svc:/%s:%s (permission denied).\n"),
			    snap_previous, s->sc_name, imp_str);
			lcbdata->sc_err = r;
			return (UU_WALK_ERROR);

		case ENOSPC:
		case -1:
			lcbdata->sc_err = r;
			r = UU_WALK_ERROR;
			goto deltemp;

		default:
			bad_error("take_snap", r);
		}

		linst.sc_name = imp_str;
		inst = uu_list_find(s->sc_u.sc_service.sc_service_instances,
		    &linst, NULL, NULL);
		if (inst != NULL) {
			inst->sc_import_state = IMPORT_PREVIOUS;
			inst->sc_seen = 1;
		}
	}

	/*
	 * Create the new instances and take previous snapshots of
	 * them.  This is not necessary, but it maximizes data preservation.
	 */
	for (inst = uu_list_first(s->sc_u.sc_service.sc_service_instances);
	    inst != NULL;
	    inst = uu_list_next(s->sc_u.sc_service.sc_service_instances,
	    inst)) {
		if (inst->sc_seen)
			continue;

		if (scf_service_add_instance(imp_svc, inst->sc_name,
		    imp_inst) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_BACKEND_READONLY:
			case SCF_ERROR_BACKEND_ACCESS:
			case SCF_ERROR_NO_RESOURCES:
				r = stash_scferror(lcbdata);
				goto deltemp;

			case SCF_ERROR_EXISTS:
				warn(gettext("%s changed unexpectedly "
				    "(instance \"%s\" added).\n"), s->sc_fmri,
				    inst->sc_name);
				lcbdata->sc_err = EBUSY;
				r = UU_WALK_ERROR;
				goto deltemp;

			case SCF_ERROR_INVALID_ARGUMENT:
				warn(gettext("Service \"%s\" has instance with "
				    "invalid name \"%s\".\n"), s->sc_name,
				    inst->sc_name);
				r = stash_scferror(lcbdata);
				goto deltemp;

			case SCF_ERROR_PERMISSION_DENIED:
				warn(gettext("Could not create instance \"%s\" "
				    "in %s (permission denied).\n"),
				    inst->sc_name, s->sc_fmri);
				r = stash_scferror(lcbdata);
				goto deltemp;

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_service_add_instance",
				    scf_error());
			}
		}

		if (g_verbose)
			warn(gettext("Taking \"%s\" snapshot for "
			    "new service %s.\n"), snap_previous, inst->sc_fmri);
		r = take_snap(imp_inst, snap_previous);
		switch (r) {
		case 0:
			break;

		case ECANCELED:
			warn(i_deleted, s->sc_fmri, inst->sc_name);
			lcbdata->sc_err = EBUSY;
			r = UU_WALK_ERROR;
			goto deltemp;

		case ECONNABORTED:
			goto connaborted;

		case EPERM:
			warn(emsg_snap_perm, snap_previous, inst->sc_fmri);
			lcbdata->sc_err = r;
			r = UU_WALK_ERROR;
			goto deltemp;

		case ENOSPC:
		case -1:
			r = UU_WALK_ERROR;
			goto deltemp;

		default:
			bad_error("take_snap", r);
		}
	}

	s->sc_import_state = IMPORT_PREVIOUS;

	/*
	 * Upgrade service properties, if we can find a last-import snapshot.
	 * Any will do because we don't support different service properties
	 * in different manifests, so all snaplevels of the service in all of
	 * the last-import snapshots of the instances should be the same.
	 */
	if (scf_iter_service_instances(imp_iter, imp_svc) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			goto connaborted;

		case SCF_ERROR_DELETED:
			warn(s_deleted, s->sc_fmri);
			lcbdata->sc_err = EBUSY;
			r = UU_WALK_ERROR;
			goto deltemp;

		case SCF_ERROR_HANDLE_MISMATCH:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_NOT_SET:
		default:
			bad_error("scf_iter_service_instances", scf_error());
		}
	}

	have_ge = 0;
	li_only = 0;

	for (;;) {
		r = scf_iter_next_instance(imp_iter, imp_inst);
		if (r == -1) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				warn(s_deleted, s->sc_fmri);
				lcbdata->sc_err = EBUSY;
				r = UU_WALK_ERROR;
				goto deltemp;

			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_iter_next_instance",
				    scf_error());
			}
		}

		if (r == 0) {
			/*
			 * Didn't find any last-import snapshots.  Override-
			 * import the properties.  Unless one of the instances
			 * has a general/enabled property, in which case we're
			 * probably running a last-import-capable svccfg for
			 * the first time, and we should only take the
			 * last-import snapshot.
			 */
			if (have_ge) {
				li_only = 1;
				no_refresh = 1;
				break;
			}

			s->sc_import_state = IMPORT_PROP_BEGUN;

			cbdata.sc_handle = g_hndl;
			cbdata.sc_parent = imp_svc;
			cbdata.sc_service = 1;
			cbdata.sc_flags = SCI_FORCE;
			cbdata.sc_source_fmri = s->sc_fmri;
			cbdata.sc_target_fmri = s->sc_fmri;
			if (uu_list_walk(s->sc_pgroups, entity_pgroup_import,
			    &cbdata, UU_DEFAULT) != 0) {
				if (uu_error() != UU_ERROR_CALLBACK_FAILED)
					bad_error("uu_list_walk", uu_error());
				lcbdata->sc_err = cbdata.sc_err;
				switch (cbdata.sc_err) {
				case ECONNABORTED:
					goto connaborted;

				case ECANCELED:
					warn(s_deleted, s->sc_fmri);
					lcbdata->sc_err = EBUSY;
					break;

				case EINVAL:	/* caught above */
				case EEXIST:
					bad_error("entity_pgroup_import",
					    cbdata.sc_err);
				}

				r = UU_WALK_ERROR;
				goto deltemp;
			}

			cbdata.sc_trans = NULL;
			if (uu_list_walk(s->sc_dependents,
			    lscf_dependent_import, &cbdata, UU_DEFAULT) != 0) {
				if (uu_error() != UU_ERROR_CALLBACK_FAILED)
					bad_error("uu_list_walk", uu_error());
				lcbdata->sc_err = cbdata.sc_err;
				if (cbdata.sc_err == ECONNABORTED)
					goto connaborted;
				r = UU_WALK_ERROR;
				goto deltemp;
			}
			break;
		}

		if (scf_instance_get_snapshot(imp_inst, snap_lastimport,
		    imp_snap) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				continue;

			case SCF_ERROR_NOT_FOUND:
				break;

			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_instance_get_snapshot",
				    scf_error());
			}

			if (have_ge)
				continue;

			/*
			 * Check for a general/enabled property.  This is how
			 * we tell whether to import if there turn out to be
			 * no last-import snapshots.
			 */
			if (scf_instance_get_pg(imp_inst, SCF_PG_GENERAL,
			    imp_pg) == 0) {
				if (scf_pg_get_property(imp_pg,
				    SCF_PROPERTY_ENABLED, imp_prop) == 0) {
					have_ge = 1;
				} else {
					switch (scf_error()) {
					case SCF_ERROR_DELETED:
					case SCF_ERROR_NOT_FOUND:
						continue;

					case SCF_ERROR_INVALID_ARGUMENT:
					case SCF_ERROR_HANDLE_MISMATCH:
					case SCF_ERROR_CONNECTION_BROKEN:
					case SCF_ERROR_NOT_BOUND:
					case SCF_ERROR_NOT_SET:
					default:
						bad_error("scf_pg_get_property",
						    scf_error());
					}
				}
			} else {
				switch (scf_error()) {
				case SCF_ERROR_DELETED:
				case SCF_ERROR_NOT_FOUND:
					continue;

				case SCF_ERROR_CONNECTION_BROKEN:
					goto connaborted;

				case SCF_ERROR_NOT_BOUND:
				case SCF_ERROR_NOT_SET:
				case SCF_ERROR_INVALID_ARGUMENT:
				case SCF_ERROR_HANDLE_MISMATCH:
				default:
					bad_error("scf_instance_get_pg",
					    scf_error());
				}
			}
			continue;
		}

		/* find service snaplevel */
		r = get_snaplevel(imp_snap, 1, imp_snpl);
		switch (r) {
		case 0:
			break;

		case ECONNABORTED:
			goto connaborted;

		case ECANCELED:
			continue;

		case ENOENT:
			if (scf_instance_get_name(imp_inst, imp_str,
			    imp_str_sz) < 0)
				(void) strcpy(imp_str, "?");
			warn(badsnap, snap_lastimport, s->sc_name, imp_str);
			lcbdata->sc_err = EBADF;
			r = UU_WALK_ERROR;
			goto deltemp;

		default:
			bad_error("get_snaplevel", r);
		}

		if (scf_instance_get_snapshot(imp_inst, snap_running,
		    imp_rsnap) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_DELETED:
				continue;

			case SCF_ERROR_NOT_FOUND:
				break;

			case SCF_ERROR_CONNECTION_BROKEN:
				goto connaborted;

			case SCF_ERROR_INVALID_ARGUMENT:
			case SCF_ERROR_HANDLE_MISMATCH:
			case SCF_ERROR_NOT_BOUND:
			case SCF_ERROR_NOT_SET:
			default:
				bad_error("scf_instance_get_snapshot",
				    scf_error());
			}
			running = NULL;
		} else {
			r = get_snaplevel(imp_rsnap, 1, imp_rsnpl);
			switch (r) {
			case 0:
				running = imp_rsnpl;
				break;

			case ECONNABORTED:
				goto connaborted;

			case ECANCELED:
				continue;

			case ENOENT:
				if (scf_instance_get_name(imp_inst, imp_str,
				    imp_str_sz) < 0)
					(void) strcpy(imp_str, "?");
				warn(badsnap, snap_running, s->sc_name,
				    imp_str);
				lcbdata->sc_err = EBADF;
				r = UU_WALK_ERROR;
				goto deltemp;

			default:
				bad_error("get_snaplevel", r);
			}
		}

		if (g_verbose) {
			if (scf_instance_get_name(imp_inst, imp_str,
			    imp_str_sz) < 0)
				(void) strcpy(imp_str, "?");
			warn(gettext("Upgrading properties of %s according to "
			    "instance \"%s\".\n"), s->sc_fmri, imp_str);
		}

		/* upgrade service properties */
		r = upgrade_props(imp_svc, running, imp_snpl, s);
		if (r == 0)
			break;

		switch (r) {
		case ECONNABORTED:
			goto connaborted;

		case ECANCELED:
			warn(s_deleted, s->sc_fmri);
			lcbdata->sc_err = EBUSY;
			break;

		case ENODEV:
			if (scf_instance_get_name(imp_inst, imp_str,
			    imp_str_sz) < 0)
				(void) strcpy(imp_str, "?");
			warn(i_deleted, s->sc_fmri, imp_str);
			lcbdata->sc_err = EBUSY;
			break;

		default:
			lcbdata->sc_err = r;
		}

		r = UU_WALK_ERROR;
		goto deltemp;
	}

	s->sc_import_state = IMPORT_PROP_DONE;

instances:
	/* import instances */
	cbdata.sc_handle = lcbdata->sc_handle;
	cbdata.sc_parent = imp_svc;
	cbdata.sc_service = 1;
	cbdata.sc_flags = lcbdata->sc_flags | (fresh ? SCI_FRESH : 0);
	cbdata.sc_general = NULL;

	if (uu_list_walk(s->sc_u.sc_service.sc_service_instances,
	    lscf_instance_import, &cbdata, UU_DEFAULT) != 0) {
		if (uu_error() != UU_ERROR_CALLBACK_FAILED)
			bad_error("uu_list_walk", uu_error());

		lcbdata->sc_err = cbdata.sc_err;
		if (cbdata.sc_err == ECONNABORTED)
			goto connaborted;
		r = UU_WALK_ERROR;
		goto deltemp;
	}

	s->sc_import_state = IMPORT_COMPLETE;
	r = UU_WALK_NEXT;

deltemp:
	/* delete temporary service */
	if (scf_service_delete(imp_tsvc) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_DELETED:
			break;

		case SCF_ERROR_CONNECTION_BROKEN:
			goto connaborted;

		case SCF_ERROR_EXISTS:
			warn(gettext(
			    "Could not delete svc:/%s (instances exist).\n"),
			    imp_tsname);
			break;

		case SCF_ERROR_NOT_SET:
		case SCF_ERROR_NOT_BOUND:
		default:
			bad_error("scf_service_delete", scf_error());
		}
	}

	return (r);

connaborted:
	warn(gettext("Could not delete svc:/%s "
	    "(repository connection broken).\n"), imp_tsname);
	lcbdata->sc_err = ECONNABORTED;
	return (UU_WALK_ERROR);
}

static const char *
import_progress(int st)
{
	switch (st) {
	case 0:
		return (gettext("not reached."));

	case IMPORT_PREVIOUS:
		return (gettext("previous snapshot taken."));

	case IMPORT_PROP_BEGUN:
		return (gettext("some properties imported."));

	case IMPORT_PROP_DONE:
		return (gettext("properties imported."));

	case IMPORT_COMPLETE:
		return (gettext("imported."));

	case IMPORT_REFRESHED:
		return (gettext("refresh requested."));

	default:
#ifndef NDEBUG
		(void) fprintf(stderr, "%s:%d: Unknown entity state %d.\n",
		    __FILE__, __LINE__, st);
#endif
		abort();
		/* NOTREACHED */
	}
}

/*
 * Returns
 *   0 - success
 *     - fmri wasn't found (error printed)
 *     - entity was deleted (error printed)
 *     - backend denied access (error printed)
 *   ENOMEM - out of memory (error printed)
 *   ECONNABORTED - repository connection broken (error printed)
 *   EPERM - permission denied (error printed)
 *   -1 - unknown libscf error (error printed)
 */
static int
imp_refresh_fmri(const char *fmri, const char *name, const char *d_fmri)
{
	scf_error_t serr;
	void *ent;
	int issvc;
	int r;

	const char *deleted = gettext("Could not refresh %s (deleted).\n");
	const char *dpt_deleted = gettext("Could not refresh %s "
	    "(dependent \"%s\" of %s) (deleted).\n");

	serr = fmri_to_entity(g_hndl, fmri, &ent, &issvc);
	switch (serr) {
	case SCF_ERROR_NONE:
		break;

	case SCF_ERROR_NO_MEMORY:
		if (name == NULL)
			warn(gettext("Could not refresh %s (out of memory).\n"),
			    fmri);
		else
			warn(gettext("Could not refresh %s "
			    "(dependent \"%s\" of %s) (out of memory).\n"),
			    fmri, name, d_fmri);
		return (ENOMEM);

	case SCF_ERROR_NOT_FOUND:
		if (name == NULL)
			warn(deleted, fmri);
		else
			warn(dpt_deleted, fmri, name, d_fmri);
		return (0);

	case SCF_ERROR_INVALID_ARGUMENT:
	case SCF_ERROR_CONSTRAINT_VIOLATED:
	default:
		bad_error("fmri_to_entity", serr);
	}

	r = refresh_entity(issvc, ent, fmri, imp_inst, imp_iter, imp_str);
	switch (r) {
	case 0:
		break;

	case ECONNABORTED:
		if (name != NULL)
			warn(gettext("Could not refresh %s "
			    "(dependent \"%s\" of %s) "
			    "(repository connection broken).\n"), fmri, name,
			    d_fmri);
		return (r);

	case ECANCELED:
		if (name == NULL)
			warn(deleted, fmri);
		else
			warn(dpt_deleted, fmri, name, d_fmri);
		return (0);

	case EACCES:
		if (!g_verbose)
			return (0);
		if (name == NULL)
			warn(gettext("Could not refresh %s "
			    "(backend access denied).\n"), fmri);
		else
			warn(gettext("Could not refresh %s "
			    "(dependent \"%s\" of %s) "
			    "(backend access denied).\n"), fmri, name, d_fmri);
		return (0);

	case EPERM:
		if (name == NULL)
			warn(gettext("Could not refresh %s "
			    "(permission denied).\n"), fmri);
		else
			warn(gettext("Could not refresh %s "
			    "(dependent \"%s\" of %s) "
			    "(permission denied).\n"), fmri, name, d_fmri);
		return (r);

	case -1:
		scfwarn();
		return (r);

	default:
		bad_error("refresh_entity", r);
	}

	if (issvc)
		scf_service_destroy(ent);
	else
		scf_instance_destroy(ent);

	return (0);
}

int
lscf_bundle_import(bundle_t *bndl, const char *filename, uint_t flags)
{
	scf_callback_t cbdata;
	int result = 0;
	entity_t *svc, *inst;
	uu_list_t *insts;
	int r;
	pgroup_t *old_dpt;
	void *cookie;

	const char * const emsg_nomem = gettext("Out of memory.\n");
	const char * const emsg_nores =
	    gettext("svc.configd is out of resources.\n");

	lscf_prep_hndl();

	imp_str_sz = ((max_scf_name_len > max_scf_fmri_len) ?
	    max_scf_name_len : max_scf_fmri_len) + 1;

	if ((imp_scope = scf_scope_create(g_hndl)) == NULL ||
	    (imp_svc = scf_service_create(g_hndl)) == NULL ||
	    (imp_tsvc = scf_service_create(g_hndl)) == NULL ||
	    (imp_inst = scf_instance_create(g_hndl)) == NULL ||
	    (imp_tinst = scf_instance_create(g_hndl)) == NULL ||
	    (imp_snap = scf_snapshot_create(g_hndl)) == NULL ||
	    (imp_lisnap = scf_snapshot_create(g_hndl)) == NULL ||
	    (imp_tlisnap = scf_snapshot_create(g_hndl)) == NULL ||
	    (imp_rsnap = scf_snapshot_create(g_hndl)) == NULL ||
	    (imp_snpl = scf_snaplevel_create(g_hndl)) == NULL ||
	    (imp_rsnpl = scf_snaplevel_create(g_hndl)) == NULL ||
	    (imp_pg = scf_pg_create(g_hndl)) == NULL ||
	    (imp_pg2 = scf_pg_create(g_hndl)) == NULL ||
	    (imp_prop = scf_property_create(g_hndl)) == NULL ||
	    (imp_iter = scf_iter_create(g_hndl)) == NULL ||
	    (imp_rpg_iter = scf_iter_create(g_hndl)) == NULL ||
	    (imp_up_iter = scf_iter_create(g_hndl)) == NULL ||
	    (imp_tx = scf_transaction_create(g_hndl)) == NULL ||
	    (imp_str = malloc(imp_str_sz)) == NULL ||
	    (imp_tsname = malloc(max_scf_name_len + 1)) == NULL ||
	    (imp_fe1 = malloc(max_scf_fmri_len + 1)) == NULL ||
	    (imp_fe2 = malloc(max_scf_fmri_len + 1)) == NULL ||
	    (imp_deleted_dpts = uu_list_create(string_pool, NULL, 0)) == NULL ||
	    (ud_inst = scf_instance_create(g_hndl)) == NULL ||
	    (ud_snpl = scf_snaplevel_create(g_hndl)) == NULL ||
	    (ud_pg = scf_pg_create(g_hndl)) == NULL ||
	    (ud_cur_depts_pg = scf_pg_create(g_hndl)) == NULL ||
	    (ud_run_dpts_pg = scf_pg_create(g_hndl)) == NULL ||
	    (ud_prop = scf_property_create(g_hndl)) == NULL ||
	    (ud_dpt_prop = scf_property_create(g_hndl)) == NULL ||
	    (ud_val = scf_value_create(g_hndl)) == NULL ||
	    (ud_iter = scf_iter_create(g_hndl)) == NULL ||
	    (ud_iter2 = scf_iter_create(g_hndl)) == NULL ||
	    (ud_tx = scf_transaction_create(g_hndl)) == NULL ||
	    (ud_ctarg = malloc(max_scf_value_len + 1)) == NULL ||
	    (ud_oldtarg = malloc(max_scf_value_len + 1)) == NULL ||
	    (ud_name = malloc(max_scf_name_len + 1)) == NULL) {
		if (scf_error() == SCF_ERROR_NO_RESOURCES)
			warn(emsg_nores);
		else
			warn(emsg_nomem);
		result = -1;
		goto out;
	}

	r = load_init();
	switch (r) {
	case 0:
		break;

	case ENOMEM:
		warn(emsg_nomem);
		result = -1;
		goto out;

	default:
		bad_error("load_init", r);
	}

	if (scf_handle_get_scope(g_hndl, SCF_SCOPE_LOCAL, imp_scope) != 0) {
		switch (scf_error()) {
		case SCF_ERROR_CONNECTION_BROKEN:
			warn(gettext("Repository connection broken.\n"));
			repository_teardown();
			result = -1;
			goto out;

		case SCF_ERROR_NOT_FOUND:
		case SCF_ERROR_INVALID_ARGUMENT:
		case SCF_ERROR_NOT_BOUND:
		case SCF_ERROR_HANDLE_MISMATCH:
		default:
			bad_error("scf_handle_get_scope", scf_error());
		}
	}

	/*
	 * Clear the sc_import_state's of all services & instances so we can
	 * report how far we got if we fail.
	 */
	for (svc = uu_list_first(bndl->sc_bundle_services);
	    svc != NULL;
	    svc = uu_list_next(bndl->sc_bundle_services, svc)) {
		svc->sc_import_state = 0;

		if (uu_list_walk(svc->sc_u.sc_service.sc_service_instances,
		    clear_int, (void *)offsetof(entity_t, sc_import_state),
		    UU_DEFAULT) != 0)
			bad_error("uu_list_walk", uu_error());
	}

	cbdata.sc_handle = g_hndl;
	cbdata.sc_parent = imp_scope;
	cbdata.sc_flags = flags;
	cbdata.sc_general = NULL;

	if (uu_list_walk(bndl->sc_bundle_services, lscf_service_import,
	    &cbdata, UU_DEFAULT) == 0) {
		/* Success.  Refresh everything. */

		if (flags & SCI_NOREFRESH || no_refresh) {
			result = 0;
			goto out;
		}

		for (svc = uu_list_first(bndl->sc_bundle_services);
		    svc != NULL;
		    svc = uu_list_next(bndl->sc_bundle_services, svc)) {
			pgroup_t *dpt;

			insts = svc->sc_u.sc_service.sc_service_instances;

			for (inst = uu_list_first(insts);
			    inst != NULL;
			    inst = uu_list_next(insts, inst)) {
				r = imp_refresh_fmri(inst->sc_fmri, NULL, NULL);
				switch (r) {
				case 0:
					break;

				case ENOMEM:
				case ECONNABORTED:
				case EPERM:
				case -1:
					goto progress;

				default:
					bad_error("imp_refresh_fmri", r);
				}

				inst->sc_import_state = IMPORT_REFRESHED;

				for (dpt = uu_list_first(inst->sc_dependents);
				    dpt != NULL;
				    dpt = uu_list_next(inst->sc_dependents,
				    dpt))
					if (imp_refresh_fmri(
					    dpt->sc_pgroup_fmri,
					    dpt->sc_pgroup_name,
					    inst->sc_fmri) != 0)
						goto progress;
			}

			for (dpt = uu_list_first(svc->sc_dependents);
			    dpt != NULL;
			    dpt = uu_list_next(svc->sc_dependents, dpt))
				if (imp_refresh_fmri(dpt->sc_pgroup_fmri,
				    dpt->sc_pgroup_name, svc->sc_fmri) != 0)
					goto progress;
		}

		for (old_dpt = uu_list_first(imp_deleted_dpts);
		    old_dpt != NULL;
		    old_dpt = uu_list_next(imp_deleted_dpts, old_dpt))
			if (imp_refresh_fmri(old_dpt->sc_pgroup_fmri,
			    old_dpt->sc_pgroup_name,
			    old_dpt->sc_parent->sc_fmri) != 0)
				goto progress;

		result = 0;
		goto out;
	}

	if (uu_error() != UU_ERROR_CALLBACK_FAILED)
		bad_error("uu_list_walk", uu_error());

printerr:
	/* If the error hasn't been printed yet, do so here. */
	switch (cbdata.sc_err) {
	case ECONNABORTED:
		warn(gettext("Repository connection broken.\n"));
		break;

	case ENOMEM:
		warn(emsg_nomem);
		break;

	case ENOSPC:
		warn(emsg_nores);
		break;

	case EROFS:
		warn(gettext("Repository is read-only.\n"));
		break;

	case EACCES:
		warn(gettext("Repository backend denied access.\n"));
		break;

	case EPERM:
	case EINVAL:
	case EEXIST:
	case EBUSY:
	case EBADF:
	case -1:
		break;

	default:
		bad_error("lscf_service_import", cbdata.sc_err);
	}

progress:
	warn(gettext("Import of %s failed.  Progress:\n"), filename);

	for (svc = uu_list_first(bndl->sc_bundle_services);
	    svc != NULL;
	    svc = uu_list_next(bndl->sc_bundle_services, svc)) {
		insts = svc->sc_u.sc_service.sc_service_instances;

		warn(gettext("  Service \"%s\": %s\n"), svc->sc_name,
		    import_progress(svc->sc_import_state));

		for (inst = uu_list_first(insts);
		    inst != NULL;
		    inst = uu_list_next(insts, inst))
			warn(gettext("    Instance \"%s\": %s\n"),
			    inst->sc_name,
			    import_progress(inst->sc_import_state));
	}

	if (cbdata.sc_err == ECONNABORTED)
		repository_teardown();


	result = -1;

out:
	load_fini();

	free(ud_ctarg);
	free(ud_oldtarg);
	free(ud_name);
	ud_ctarg = ud_oldtarg = ud_name = NULL;

	scf_transaction_destroy(ud_tx);
	ud_tx = NULL;
	scf_iter_destroy(ud_iter);
	scf_iter_destroy(ud_iter2);
	ud_iter = ud_iter2 = NULL;
	scf_value_destroy(ud_val);
	ud_val = NULL;
	scf_property_destroy(ud_prop);
	scf_property_destroy(ud_dpt_prop);
	ud_prop = ud_dpt_prop = NULL;
	scf_pg_destroy(ud_pg);
	scf_pg_destroy(ud_cur_depts_pg);
	scf_pg_destroy(ud_run_dpts_pg);
	ud_pg = ud_cur_depts_pg = ud_run_dpts_pg = NULL;
	scf_snaplevel_destroy(ud_snpl);
	ud_snpl = NULL;
	scf_instance_destroy(ud_inst);
	ud_inst = NULL;

	free(imp_str);
	free(imp_tsname);
	free(imp_fe1);
	free(imp_fe2);
	imp_str = imp_tsname = imp_fe1 = imp_fe2 = NULL;

	cookie = NULL;
	while ((old_dpt = uu_list_teardown(imp_deleted_dpts, &cookie)) !=
	    NULL) {
		free((char *)old_dpt->sc_pgroup_name);
		free((char *)old_dpt->sc_pgroup_fmri);
		internal_pgroup_free(old_dpt);
	}
	uu_list_destroy(imp_deleted_dpts);

	scf_transaction_destroy(imp_tx);
	imp_tx = NULL;
	scf_iter_destroy(imp_iter);
	scf_iter_destroy(imp_rpg_iter);
	scf_iter_destroy(imp_up_iter);
	imp_iter = imp_rpg_iter = imp_up_iter = NULL;
	scf_property_destroy(imp_prop);
	imp_prop = NULL;
	scf_pg_destroy(imp_pg);
	scf_pg_destroy(imp_pg2);
	imp_pg = imp_pg2 = NULL;
	scf_snaplevel_destroy(imp_snpl);
	scf_snaplevel_destroy(imp_rsnpl);
	imp_snpl = imp_rsnpl = NULL;
	scf_snapshot_destroy(imp_snap);
	scf_snapshot_destroy(imp_lisnap);
	scf_snapshot_destroy(imp_tlisnap);
	scf_snapshot_destroy(imp_rsnap);
	imp_snap = imp_lisnap = imp_tlisnap = imp_rsnap = NULL;
	scf_instance_destroy(imp_inst);
	scf_instance_destroy(imp_tinst);
	imp_inst = imp_tinst = NULL;
	scf_service_destroy(imp_svc);
	scf_service_destroy(imp_tsvc);
	imp_svc = imp_tsvc = NULL;
	scf_scope_destroy(imp_scope);
	imp_scope = NULL;

	return (result);
}


/*
 * Returns
 *   0 - success
 *   -1 - lscf_import_instance_pgs() failed.
 */
int
lscf_bundle_apply(bundle_t *bndl)
{
	entity_t *svc, *inst;
	scf_scope_t *rscope;
	scf_service_t *rsvc;
	scf_instance_t *rinst;
	int r;

	lscf_prep_hndl();

	if ((rscope = scf_scope_create(g_hndl)) == NULL ||
	    (rsvc = scf_service_create(g_hndl)) == NULL ||
	    (rinst = scf_instance_create(g_hndl)) == NULL ||
	    (imp_pg = scf_pg_create(g_hndl)) == NULL ||
	    (imp_tx = scf_transaction_create(g_hndl)) == NULL)
		scfdie();

	if (scf_handle_get_scope(g_hndl, SCF_SCOPE_LOCAL, rscope) != 0)
		scfdie();

	for (svc = uu_list_first(bndl->sc_bundle_services);
	    svc != NULL;
	    svc = uu_list_next(bndl->sc_bundle_services, svc)) {
		if (scf_scope_get_service(rscope, svc->sc_name, rsvc) != 0) {
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
				if (g_verbose)
					warn(gettext("Ignoring nonexistent "
					    "service %s.\n"), svc->sc_name);
				continue;

			default:
				scfdie();
			}
		}

		for (inst = uu_list_first(
		    svc->sc_u.sc_service.sc_service_instances);
		    inst != NULL;
		    inst = uu_list_next(
		    svc->sc_u.sc_service.sc_service_instances, inst)) {
			if (scf_service_get_instance(rsvc, inst->sc_name,
			    rinst) != 0) {
				switch (scf_error()) {
				case SCF_ERROR_NOT_FOUND:
					if (g_verbose)
						warn(gettext("Ignoring "
						    "nonexistant instance "
						    "%s:%s.\n"),
						    inst->sc_parent->sc_name,
						    inst->sc_name);
					continue;

				default:
					scfdie();
				}
			}

			r = lscf_import_instance_pgs(rinst, inst->sc_fmri, inst,
			    SCI_FORCE | SCI_KEEP);
			switch (r) {
			case 0:
				if (g_verbose)
					warn(gettext("%s updated.\n"),
					    inst->sc_fmri);
				break;

			case ECONNABORTED:
				warn(gettext("Could not update %s "
				    "(repository connection broken).\n"),
				    inst->sc_fmri);
				goto out;

			case ENOMEM:
				warn(gettext("Could not update %s "
				    "(out of memory).\n"), inst->sc_fmri);
				goto out;

			case ENOSPC:
				warn(gettext("Could not update %s "
				    "(repository server out of resources).\n"),
				    inst->sc_fmri);
				goto out;

			case ECANCELED:
				warn(gettext(
				    "Could not update %s (deleted).\n"),
				    inst->sc_fmri);
				break;

			case EPERM:
			case EINVAL:
			case EBUSY:
				break;

			case EROFS:
				warn(gettext("Could not update %s "
				    "(repository read-only).\n"),
				    inst->sc_fmri);
				goto out;

			case EACCES:
				warn(gettext("Could not update %s "
				    "(backend access denied).\n"),
				    inst->sc_fmri);
				break;

			case EEXIST:
			default:
				bad_error("lscf_import_instance_pgs", r);
			}
		}
	}

out:
	scf_transaction_destroy(imp_tx);
	imp_tx = NULL;
	scf_pg_destroy(imp_pg);
	imp_pg = NULL;

	scf_instance_destroy(rinst);
	scf_service_destroy(rsvc);
	scf_scope_destroy(rscope);
	return (0);
}


/*
 * Export.  These functions create and output an XML tree of a service
 * description from the repository.  This is largely the inverse of
 * lxml_get_bundle() in svccfg_xml.c, but with some kickers:
 *
 * - We must include any properties which are not represented specifically by
 *   a service manifest, e.g., properties created by an admin post-import.  To
 *   do so we'll iterate through all properties and deal with each
 *   apropriately.
 *
 * - Children of services and instances must must be in the order set by the
 *   DTD, but we iterate over the properties in undefined order.  The elements
 *   are not easily (or efficiently) sortable by name.  Since there's a fixed
 *   number of classes of them, however, we'll keep the classes separate and
 *   assemble them in order.
 */

/*
 * Convenience function to handle xmlSetProp errors (and type casting).
 */
static void
safe_setprop(xmlNodePtr n, const char *name, const char *val)
{
	if (xmlSetProp(n, (const xmlChar *)name, (const xmlChar *)val) == NULL)
		uu_die(gettext("Could not set XML property.\n"));
}

/*
 * Convenience function to set an XML attribute to the single value of an
 * astring property.  If the value happens to be the default, don't set the
 * attribute.  "dval" should be the default value supplied by the DTD, or
 * NULL for no default.
 */
static int
set_attr_from_prop_default(scf_property_t *prop, xmlNodePtr n,
    const char *name, const char *dval)
{
	scf_value_t *val;
	ssize_t len;
	char *str;

	val = scf_value_create(g_hndl);
	if (val == NULL)
		scfdie();

	if (prop_get_val(prop, val) != 0) {
		scf_value_destroy(val);
		return (-1);
	}

	len = scf_value_get_as_string(val, NULL, 0);
	if (len < 0)
		scfdie();

	str = safe_malloc(len + 1);

	if (scf_value_get_as_string(val, str, len + 1) < 0)
		scfdie();

	scf_value_destroy(val);

	if (dval == NULL || strcmp(str, dval) != 0)
		safe_setprop(n, name, str);

	free(str);

	return (0);
}

/*
 * As above, but the attribute is always set.
 */
static int
set_attr_from_prop(scf_property_t *prop, xmlNodePtr n, const char *name)
{
	return (set_attr_from_prop_default(prop, n, name, NULL));
}

/*
 * Dump the given document onto f, with "'s replaced by ''s.
 */
static int
write_service_bundle(xmlDocPtr doc, FILE *f)
{
	xmlChar *mem;
	int sz, i;

	mem = NULL;
	xmlDocDumpFormatMemory(doc, &mem, &sz, 1);

	if (mem == NULL) {
		semerr(gettext("Could not dump XML tree.\n"));
		return (-1);
	}

	/*
	 * Fortunately libxml produces &quot; instead of ", so we can blindly
	 * replace all " with '.  Cursed libxml2!  Why must you #ifdef out the
	 * &apos; code?!
	 */
	for (i = 0; i < sz; ++i) {
		char c = (char)mem[i];

		if (c == '"')
			(void) fputc('\'', f);
		else if (c == '\'')
			(void) fwrite("&apos;", sizeof ("&apos;") - 1, 1, f);
		else
			(void) fputc(c, f);
	}

	return (0);
}

/*
 * Create the DOM elements in elts necessary to (generically) represent prop
 * (i.e., a property or propval element).  If the name of the property is
 * known, it should be passed as name_arg.  Otherwise, pass NULL.
 */
static void
export_property(scf_property_t *prop, const char *name_arg,
    struct pg_elts *elts)
{
	const char *type;
	scf_error_t err;
	xmlNodePtr pnode, lnode;
	char *lnname;
	int ret;

	/* name */
	if (name_arg != NULL) {
		(void) strcpy(exp_str, name_arg);
	} else {
		if (scf_property_get_name(prop, exp_str, exp_str_sz) < 0)
			scfdie();
	}

	/* type */
	type = prop_to_typestr(prop);
	if (type == NULL)
		uu_die(gettext("Can't export property %s: unknown type.\n"),
		    exp_str);

	/* Is there a single value? */
	if (scf_property_get_value(prop, exp_val) == SCF_SUCCESS) {
		xmlNodePtr n;

		/* Single value, so use propval */
		n = xmlNewNode(NULL, (xmlChar *)"propval");
		if (n == NULL)
			uu_die(emsg_create_xml);

		safe_setprop(n, name_attr, exp_str);
		safe_setprop(n, type_attr, type);

		if (scf_value_get_as_string(exp_val, exp_str, exp_str_sz) < 0)
			scfdie();
		safe_setprop(n, value_attr, exp_str);

		if (elts->propvals == NULL)
			elts->propvals = n;
		else
			(void) xmlAddSibling(elts->propvals, n);

		return;
	}

	err = scf_error();
	if (err != SCF_ERROR_CONSTRAINT_VIOLATED && err != SCF_ERROR_NOT_FOUND)
		scfdie();

	/* Multiple (or no) values, so use property */
	pnode = xmlNewNode(NULL, (xmlChar *)"property");
	if (pnode == NULL)
		uu_die(emsg_create_xml);

	safe_setprop(pnode, name_attr, exp_str);
	safe_setprop(pnode, type_attr, type);

	if (err == SCF_ERROR_CONSTRAINT_VIOLATED) {
		lnname = uu_msprintf("%s_list", type);
		if (lnname == NULL)
			uu_die(gettext("Could not create string"));

		lnode = xmlNewChild(pnode, NULL, (xmlChar *)lnname, NULL);
		if (lnode == NULL)
			uu_die(emsg_create_xml);

		uu_free(lnname);

		if (scf_iter_property_values(exp_val_iter, prop) != SCF_SUCCESS)
			scfdie();

		while ((ret = scf_iter_next_value(exp_val_iter, exp_val)) ==
		    1) {
			xmlNodePtr vn;

			vn = xmlNewChild(lnode, NULL, (xmlChar *)"value_node",
			    NULL);
			if (vn == NULL)
				uu_die(emsg_create_xml);

			if (scf_value_get_as_string(exp_val, exp_str,
			    exp_str_sz) < 0)
				scfdie();
			safe_setprop(vn, value_attr, exp_str);
		}
		if (ret != 0)
			scfdie();
	}

	if (elts->properties == NULL)
		elts->properties = pnode;
	else
		(void) xmlAddSibling(elts->properties, pnode);
}

/*
 * Add a property_group element for this property group to elts.
 */
static void
export_pg(scf_propertygroup_t *pg, struct entity_elts *eelts)
{
	xmlNodePtr n;
	struct pg_elts elts;
	int ret;

	n = xmlNewNode(NULL, (xmlChar *)"property_group");

	/* name */
	if (scf_pg_get_name(pg, exp_str, max_scf_name_len + 1) < 0)
		scfdie();
	safe_setprop(n, name_attr, exp_str);

	/* type */
	if (scf_pg_get_type(pg, exp_str, exp_str_sz) < 0)
		scfdie();
	safe_setprop(n, type_attr, exp_str);

	/* properties */
	if (scf_iter_pg_properties(exp_prop_iter, pg) != SCF_SUCCESS)
		scfdie();

	(void) memset(&elts, 0, sizeof (elts));

	while ((ret = scf_iter_next_property(exp_prop_iter, exp_prop)) == 1) {
		if (scf_property_get_name(exp_prop, exp_str, exp_str_sz) < 0)
			scfdie();

		if (strcmp(exp_str, SCF_PROPERTY_STABILITY) == 0) {
			xmlNodePtr m;

			m = xmlNewNode(NULL, (xmlChar *)"stability");
			if (m == NULL)
				uu_die(emsg_create_xml);

			if (set_attr_from_prop(exp_prop, m, value_attr) == 0) {
				elts.stability = m;
				continue;
			}

			xmlFreeNode(m);
		}

		export_property(exp_prop, NULL, &elts);
	}
	if (ret == -1)
		scfdie();

	(void) xmlAddChild(n, elts.stability);
	(void) xmlAddChildList(n, elts.propvals);
	(void) xmlAddChildList(n, elts.properties);

	if (eelts->property_groups == NULL)
		eelts->property_groups = n;
	else
		(void) xmlAddSibling(eelts->property_groups, n);
}

/*
 * Create an XML node representing the dependency described by the given
 * property group and put it in eelts.  Unless the dependency is not valid, in
 * which case create a generic property_group element which represents it and
 * put it in eelts.
 */
static void
export_dependency(scf_propertygroup_t *pg, struct entity_elts *eelts)
{
	xmlNodePtr n;
	int err = 0, ret;
	struct pg_elts elts;

	n = xmlNewNode(NULL, (xmlChar *)"dependency");
	if (n == NULL)
		uu_die(emsg_create_xml);

	/*
	 * If the external flag is present, skip this dependency because it
	 * should have been created by another manifest.
	 */
	if (scf_pg_get_property(pg, scf_property_external, exp_prop) == 0) {
		if (prop_check_type(exp_prop, SCF_TYPE_BOOLEAN) == 0 &&
		    prop_get_val(exp_prop, exp_val) == 0) {
			uint8_t b;

			if (scf_value_get_boolean(exp_val, &b) != SCF_SUCCESS)
				scfdie();

			if (b)
				return;
		}
	} else if (scf_error() != SCF_ERROR_NOT_FOUND)
		scfdie();

	/* Get the required attributes. */

	/* name */
	if (scf_pg_get_name(pg, exp_str, max_scf_name_len + 1) < 0)
		scfdie();
	safe_setprop(n, name_attr, exp_str);

	/* grouping */
	if (pg_get_prop(pg, SCF_PROPERTY_GROUPING, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, n, "grouping") != 0)
		err = 1;

	/* restart_on */
	if (pg_get_prop(pg, SCF_PROPERTY_RESTART_ON, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, n, "restart_on") != 0)
		err = 1;

	/* type */
	if (pg_get_prop(pg, SCF_PROPERTY_TYPE, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, n, type_attr) != 0)
		err = 1;

	/*
	 * entities: Not required, but if we create no children, it will be
	 * created as empty on import, so fail if it's missing.
	 */
	if (pg_get_prop(pg, SCF_PROPERTY_ENTITIES, exp_prop) == 0 &&
	    prop_check_type(exp_prop, SCF_TYPE_FMRI) == 0) {
		scf_iter_t *eiter;
		int ret2;

		eiter = scf_iter_create(g_hndl);
		if (eiter == NULL)
			scfdie();

		if (scf_iter_property_values(eiter, exp_prop) != SCF_SUCCESS)
			scfdie();

		while ((ret2 = scf_iter_next_value(eiter, exp_val)) == 1) {
			xmlNodePtr ch;

			if (scf_value_get_astring(exp_val, exp_str,
			    exp_str_sz) < 0)
				scfdie();

			/*
			 * service_fmri's must be first, so we can add them
			 * here.
			 */
			ch = xmlNewChild(n, NULL, (xmlChar *)"service_fmri",
			    NULL);
			if (ch == NULL)
				uu_die(emsg_create_xml);

			safe_setprop(ch, value_attr, exp_str);
		}
		if (ret2 == -1)
			scfdie();

		scf_iter_destroy(eiter);
	} else
		err = 1;

	if (err) {
		xmlFreeNode(n);

		export_pg(pg, eelts);

		return;
	}

	/* Iterate through the properties & handle each. */
	if (scf_iter_pg_properties(exp_prop_iter, pg) != SCF_SUCCESS)
		scfdie();

	(void) memset(&elts, 0, sizeof (elts));

	while ((ret = scf_iter_next_property(exp_prop_iter, exp_prop)) == 1) {
		if (scf_property_get_name(exp_prop, exp_str, exp_str_sz) < 0)
			scfdie();

		if (strcmp(exp_str, SCF_PROPERTY_GROUPING) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_RESTART_ON) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_TYPE) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_ENTITIES) == 0) {
			continue;
		} else if (strcmp(exp_str, SCF_PROPERTY_STABILITY) == 0) {
			xmlNodePtr m;

			m = xmlNewNode(NULL, (xmlChar *)"stability");
			if (m == NULL)
				uu_die(emsg_create_xml);

			if (set_attr_from_prop(exp_prop, m, value_attr) == 0) {
				elts.stability = m;
				continue;
			}

			xmlFreeNode(m);
		}

		export_property(exp_prop, exp_str, &elts);
	}
	if (ret == -1)
		scfdie();

	(void) xmlAddChild(n, elts.stability);
	(void) xmlAddChildList(n, elts.propvals);
	(void) xmlAddChildList(n, elts.properties);

	if (eelts->dependencies == NULL)
		eelts->dependencies = n;
	else
		(void) xmlAddSibling(eelts->dependencies, n);
}

static xmlNodePtr
export_method_environment(scf_propertygroup_t *pg)
{
	xmlNodePtr env;
	int ret;
	int children = 0;

	if (scf_pg_get_property(pg, SCF_PROPERTY_ENVIRONMENT, NULL) != 0)
		return (NULL);

	env = xmlNewNode(NULL, (xmlChar *)"method_environment");
	if (env == NULL)
		uu_die(emsg_create_xml);

	if (pg_get_prop(pg, SCF_PROPERTY_ENVIRONMENT, exp_prop) != 0)
		scfdie();

	if (scf_iter_property_values(exp_val_iter, exp_prop) != SCF_SUCCESS)
		scfdie();

	while ((ret = scf_iter_next_value(exp_val_iter, exp_val)) == 1) {
		xmlNodePtr ev;
		char *cp;

		if (scf_value_get_as_string(exp_val, exp_str, exp_str_sz) < 0)
			scfdie();

		if ((cp = strchr(exp_str, '=')) == NULL || cp == exp_str) {
			warn(gettext("Invalid environment variable \"%s\".\n"),
			    exp_str);
			continue;
		} else if (strncmp(exp_str, "SMF_", 4) == 0) {
			warn(gettext("Invalid environment variable \"%s\"; "
			    "\"SMF_\" prefix is reserved.\n"), exp_str);
			continue;
		}

		*cp = '\0';
		cp++;

		ev = xmlNewChild(env, NULL, (xmlChar *)"envvar", NULL);
		if (ev == NULL)
			uu_die(emsg_create_xml);

		safe_setprop(ev, name_attr, exp_str);
		safe_setprop(ev, value_attr, cp);
		children++;
	}

	if (ret != 0)
		scfdie();

	if (children == 0) {
		xmlFreeNode(env);
		return (NULL);
	}

	return (env);
}

/*
 * As above, but for a method property group.
 */
static void
export_method(scf_propertygroup_t *pg, struct entity_elts *eelts)
{
	xmlNodePtr n, env;
	char *str;
	int err = 0, nonenv, ret;
	uint8_t use_profile;
	struct pg_elts elts;
	xmlNodePtr ctxt;

	n = xmlNewNode(NULL, (xmlChar *)"exec_method");

	/* Get the required attributes. */

	/* name */
	if (scf_pg_get_name(pg, exp_str, max_scf_name_len + 1) < 0)
		scfdie();
	safe_setprop(n, name_attr, exp_str);

	/* type */
	if (pg_get_prop(pg, SCF_PROPERTY_TYPE, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, n, type_attr) != 0)
		err = 1;

	/* exec */
	if (pg_get_prop(pg, SCF_PROPERTY_EXEC, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, n, "exec") != 0)
		err = 1;

	/* timeout */
	if (pg_get_prop(pg, SCF_PROPERTY_TIMEOUT, exp_prop) == 0 &&
	    prop_check_type(exp_prop, SCF_TYPE_COUNT) == 0 &&
	    prop_get_val(exp_prop, exp_val) == 0) {
		uint64_t c;

		if (scf_value_get_count(exp_val, &c) != SCF_SUCCESS)
			scfdie();

		str = uu_msprintf("%llu", c);
		if (str == NULL)
			uu_die(gettext("Could not create string"));

		safe_setprop(n, "timeout_seconds", str);
		free(str);
	} else
		err = 1;

	if (err) {
		xmlFreeNode(n);

		export_pg(pg, eelts);

		return;
	}

	ctxt = xmlNewNode(NULL, (xmlChar *)"method_context");
	if (ctxt == NULL)
		uu_die(emsg_create_xml);

	/*
	 * If we're going to have a method_context child, we need to know
	 * before we iterate through the properties.  Since method_context's
	 * are optional, we don't want to complain about any properties
	 * missing if none of them are there.  Thus we can't use the
	 * convenience functions.
	 */
	nonenv =
	    scf_pg_get_property(pg, SCF_PROPERTY_WORKING_DIRECTORY, NULL) ==
	    SCF_SUCCESS ||
	    scf_pg_get_property(pg, SCF_PROPERTY_PROJECT, NULL) ==
	    SCF_SUCCESS ||
	    scf_pg_get_property(pg, SCF_PROPERTY_RESOURCE_POOL, NULL) ==
	    SCF_SUCCESS ||
	    scf_pg_get_property(pg, SCF_PROPERTY_USE_PROFILE, NULL) ==
	    SCF_SUCCESS;

	if (nonenv) {
		/*
		 * We only want to complain about profile or credential
		 * properties if we will use them.  To determine that we must
		 * examine USE_PROFILE.
		 */
		if (pg_get_prop(pg, SCF_PROPERTY_USE_PROFILE, exp_prop) == 0 &&
		    prop_check_type(exp_prop, SCF_TYPE_BOOLEAN) == 0 &&
		    prop_get_val(exp_prop, exp_val) == 0) {
			if (scf_value_get_boolean(exp_val, &use_profile) !=
			    SCF_SUCCESS)
				scfdie();
		} else
			/*
			 * USE_PROFILE is misconfigured.  Since we should have
			 * complained just now, we don't want to complain
			 * about any of the other properties, so don't look
			 * for them.
			 */
			nonenv = 0;
	}

	if (nonenv) {

		if (pg_get_prop(pg, SCF_PROPERTY_WORKING_DIRECTORY, exp_prop) !=
		    0 ||
		    set_attr_from_prop_default(exp_prop, ctxt,
		    "working_directory", ":default") != 0)
			err = 1;

		if (pg_get_prop(pg, SCF_PROPERTY_PROJECT, exp_prop) != 0 ||
		    set_attr_from_prop_default(exp_prop, ctxt, "project",
		    ":default") != 0)
			err = 1;

		if (pg_get_prop(pg, SCF_PROPERTY_RESOURCE_POOL, exp_prop) !=
		    0 ||
		    set_attr_from_prop_default(exp_prop, ctxt,
		    "resource_pool", ":default") != 0)
			err = 1;

		if (use_profile) {
			xmlNodePtr prof;

			prof = xmlNewChild(ctxt, NULL,
			    (xmlChar *)"method_profile", NULL);
			if (prof == NULL)
				uu_die(emsg_create_xml);

			if (pg_get_prop(pg, SCF_PROPERTY_PROFILE, exp_prop) !=
			    0 || set_attr_from_prop(exp_prop, prof,
			    name_attr) != 0)
				err = 1;
		} else {
			xmlNodePtr cred;

			cred = xmlNewChild(ctxt, NULL,
			    (xmlChar *)"method_credential", NULL);
			if (cred == NULL)
				uu_die(emsg_create_xml);

			if (pg_get_prop(pg, SCF_PROPERTY_USER, exp_prop) != 0 ||
			    set_attr_from_prop(exp_prop, cred, "user") != 0)
				err = 1;

			if (pg_get_prop(pg, SCF_PROPERTY_GROUP, exp_prop) !=
			    0 ||
			    set_attr_from_prop_default(exp_prop, cred,
			    "group", ":default") != 0)
				err = 1;

			if (pg_get_prop(pg, SCF_PROPERTY_SUPP_GROUPS,
			    exp_prop) != 0 ||
			    set_attr_from_prop_default(exp_prop, cred,
			    "supp_groups", ":default") != 0)
				err = 1;

			if (pg_get_prop(pg, SCF_PROPERTY_PRIVILEGES,
			    exp_prop) != 0 ||
			    set_attr_from_prop_default(exp_prop, cred,
			    "privileges", ":default") != 0)
				err = 1;

			if (pg_get_prop(pg, SCF_PROPERTY_LIMIT_PRIVILEGES,
			    exp_prop) != 0 ||
			    set_attr_from_prop_default(exp_prop, cred,
			    "limit_privileges", ":default") != 0)
				err = 1;
		}
	}

	if ((env = export_method_environment(pg)) != NULL)
		(void) xmlAddChild(ctxt, env);

	if (env != NULL || err == 0)
		(void) xmlAddChild(n, ctxt);
	else
		xmlFreeNode(ctxt);

	nonenv = (err == 0);

	if (scf_iter_pg_properties(exp_prop_iter, pg) != SCF_SUCCESS)
		scfdie();

	(void) memset(&elts, 0, sizeof (elts));

	while ((ret = scf_iter_next_property(exp_prop_iter, exp_prop)) == 1) {
		if (scf_property_get_name(exp_prop, exp_str, exp_str_sz) < 0)
			scfdie();

		if (strcmp(exp_str, SCF_PROPERTY_TYPE) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_EXEC) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_TIMEOUT) == 0) {
			continue;
		} else if (strcmp(exp_str, SCF_PROPERTY_STABILITY) == 0) {
			xmlNodePtr m;

			m = xmlNewNode(NULL, (xmlChar *)"stability");
			if (m == NULL)
				uu_die(emsg_create_xml);

			if (set_attr_from_prop(exp_prop, m, value_attr) == 0) {
				elts.stability = m;
				continue;
			}

			xmlFreeNode(m);
		} else if (strcmp(exp_str, SCF_PROPERTY_WORKING_DIRECTORY) ==
		    0 ||
		    strcmp(exp_str, SCF_PROPERTY_PROJECT) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_RESOURCE_POOL) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_USE_PROFILE) == 0) {
			if (nonenv)
				continue;
		} else if (strcmp(exp_str, SCF_PROPERTY_USER) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_GROUP) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_SUPP_GROUPS) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_PRIVILEGES) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_LIMIT_PRIVILEGES) == 0) {
			if (nonenv && !use_profile)
				continue;
		} else if (strcmp(exp_str, SCF_PROPERTY_PROFILE) == 0) {
			if (nonenv && use_profile)
				continue;
		} else if (strcmp(exp_str, SCF_PROPERTY_ENVIRONMENT) == 0) {
			if (env != NULL)
				continue;
		}

		export_property(exp_prop, exp_str, &elts);
	}
	if (ret == -1)
		scfdie();

	(void) xmlAddChild(n, elts.stability);
	(void) xmlAddChildList(n, elts.propvals);
	(void) xmlAddChildList(n, elts.properties);

	if (eelts->exec_methods == NULL)
		eelts->exec_methods = n;
	else
		(void) xmlAddSibling(eelts->exec_methods, n);
}

static void
export_pg_elts(struct pg_elts *elts, const char *name, const char *type,
    struct entity_elts *eelts)
{
	xmlNodePtr pgnode;

	pgnode = xmlNewNode(NULL, (xmlChar *)"property_group");
	if (pgnode == NULL)
		uu_die(emsg_create_xml);

	safe_setprop(pgnode, name_attr, name);
	safe_setprop(pgnode, type_attr, type);

	(void) xmlAddChildList(pgnode, elts->propvals);
	(void) xmlAddChildList(pgnode, elts->properties);

	if (eelts->property_groups == NULL)
		eelts->property_groups = pgnode;
	else
		(void) xmlAddSibling(eelts->property_groups, pgnode);
}

/*
 * Process the general property group for a service.  This is the one with the
 * goodies.
 */
static void
export_svc_general(scf_propertygroup_t *pg, struct entity_elts *selts)
{
	struct pg_elts elts;
	int ret;

	/*
	 * In case there are properties which don't correspond to child
	 * entities of the service entity, we'll set up a pg_elts structure to
	 * put them in.
	 */
	(void) memset(&elts, 0, sizeof (elts));

	/* Walk the properties, looking for special ones. */
	if (scf_iter_pg_properties(exp_prop_iter, pg) != SCF_SUCCESS)
		scfdie();

	while ((ret = scf_iter_next_property(exp_prop_iter, exp_prop)) == 1) {
		if (scf_property_get_name(exp_prop, exp_str, exp_str_sz) < 0)
			scfdie();

		if (strcmp(exp_str, SCF_PROPERTY_SINGLE_INSTANCE) == 0) {
			if (prop_check_type(exp_prop, SCF_TYPE_BOOLEAN) == 0 &&
			    prop_get_val(exp_prop, exp_val) == 0) {
				uint8_t b;

				if (scf_value_get_boolean(exp_val, &b) !=
				    SCF_SUCCESS)
					scfdie();

				if (b) {
					selts->single_instance =
					    xmlNewNode(NULL,
					    (xmlChar *)"single_instance");
					if (selts->single_instance == NULL)
						uu_die(emsg_create_xml);
				}

				continue;
			}
		} else if (strcmp(exp_str, SCF_PROPERTY_RESTARTER) == 0) {
			xmlNodePtr rnode, sfnode;

			rnode = xmlNewNode(NULL, (xmlChar *)"restarter");
			if (rnode == NULL)
				uu_die(emsg_create_xml);

			sfnode = xmlNewChild(rnode, NULL,
			    (xmlChar *)"service_fmri", NULL);
			if (sfnode == NULL)
				uu_die(emsg_create_xml);

			if (set_attr_from_prop(exp_prop, sfnode,
			    value_attr) == 0) {
				selts->restarter = rnode;
				continue;
			}

			xmlFreeNode(rnode);
		} else if (strcmp(exp_str, SCF_PROPERTY_ENTITY_STABILITY) ==
		    0) {
			xmlNodePtr s;

			s = xmlNewNode(NULL, (xmlChar *)"stability");
			if (s == NULL)
				uu_die(emsg_create_xml);

			if (set_attr_from_prop(exp_prop, s, value_attr) == 0) {
				selts->stability = s;
				continue;
			}

			xmlFreeNode(s);
		}

		export_property(exp_prop, exp_str, &elts);
	}
	if (ret == -1)
		scfdie();

	if (elts.propvals != NULL || elts.properties != NULL)
		export_pg_elts(&elts, scf_pg_general, scf_group_framework,
		    selts);
}

static void
export_method_context(scf_propertygroup_t *pg, struct entity_elts *elts)
{
	xmlNodePtr n, prof, cred, env;
	uint8_t use_profile;
	int ret, err = 0;

	n = xmlNewNode(NULL, (xmlChar *)"method_context");

	env = export_method_environment(pg);

	/* Need to know whether we'll use a profile or not. */
	if (pg_get_prop(pg, SCF_PROPERTY_USE_PROFILE, exp_prop) != 0 ||
	    prop_check_type(exp_prop, SCF_TYPE_BOOLEAN) != 0 ||
	    prop_get_val(exp_prop, exp_val) != 0) {
		if (env != NULL) {
			(void) xmlAddChild(n, env);
			elts->method_context = n;
		} else {
			xmlFreeNode(n);
			export_pg(pg, elts);
		}
		return;
	}

	if (scf_value_get_boolean(exp_val, &use_profile) != SCF_SUCCESS)
		scfdie();

	if (use_profile)
		prof = xmlNewChild(n, NULL, (xmlChar *)"method_profile", NULL);
	else
		cred =
		    xmlNewChild(n, NULL, (xmlChar *)"method_credential", NULL);

	if (env != NULL)
		(void) xmlAddChild(n, env);

	if (scf_iter_pg_properties(exp_prop_iter, pg) != SCF_SUCCESS)
		scfdie();

	while ((ret = scf_iter_next_property(exp_prop_iter, exp_prop)) == 1) {
		if (scf_property_get_name(exp_prop, exp_str, exp_str_sz) < 0)
			scfdie();

		if (strcmp(exp_str, SCF_PROPERTY_WORKING_DIRECTORY) == 0) {
			if (set_attr_from_prop(exp_prop, n,
			    "working_directory") != 0)
				err = 1;
		} else if (strcmp(exp_str, SCF_PROPERTY_PROJECT) == 0) {
			if (set_attr_from_prop(exp_prop, n, "project") != 0)
				err = 1;
		} else if (strcmp(exp_str, SCF_PROPERTY_RESOURCE_POOL) == 0) {
			if (set_attr_from_prop(exp_prop, n,
			    "resource_pool") != 0)
				err = 1;
		} else if (strcmp(exp_str, SCF_PROPERTY_USE_PROFILE) == 0) {
			/* EMPTY */
		} else if (strcmp(exp_str, SCF_PROPERTY_USER) == 0) {
			if (use_profile ||
			    set_attr_from_prop(exp_prop, cred, "user") != 0)
				err = 1;
		} else if (strcmp(exp_str, SCF_PROPERTY_GROUP) == 0) {
			if (use_profile ||
			    set_attr_from_prop(exp_prop, cred, "group") != 0)
				err = 1;
		} else if (strcmp(exp_str, SCF_PROPERTY_SUPP_GROUPS) == 0) {
			if (use_profile || set_attr_from_prop(exp_prop, cred,
			    "supp_groups") != 0)
				err = 1;
		} else if (strcmp(exp_str, SCF_PROPERTY_PRIVILEGES) == 0) {
			if (use_profile || set_attr_from_prop(exp_prop, cred,
			    "privileges") != 0)
				err = 1;
		} else if (strcmp(exp_str, SCF_PROPERTY_LIMIT_PRIVILEGES) ==
		    0) {
			if (use_profile || set_attr_from_prop(exp_prop, cred,
			    "limit_privileges") != 0)
				err = 1;
		} else if (strcmp(exp_str, SCF_PROPERTY_PROFILE) == 0) {
			if (!use_profile || set_attr_from_prop(exp_prop,
			    prof, name_attr) != 0)
				err = 1;
		} else {
			/* Can't have generic properties in method_context's */
			err = 1;
		}
	}
	if (ret == -1)
		scfdie();

	if (err && env == NULL) {
		xmlFreeNode(n);
		export_pg(pg, elts);
		return;
	}

	elts->method_context = n;
}

/*
 * Given a dependency property group in the tfmri entity (target fmri), return
 * a dependent element which represents it.
 */
static xmlNodePtr
export_dependent(scf_propertygroup_t *pg, const char *name, const char *tfmri)
{
	uint8_t b;
	xmlNodePtr n, sf;
	int err = 0, ret;
	struct pg_elts pgelts;

	/*
	 * If external isn't set to true then exporting the service will
	 * export this as a normal dependency, so we should stop to avoid
	 * duplication.
	 */
	if (scf_pg_get_property(pg, scf_property_external, exp_prop) != 0 ||
	    scf_property_get_value(exp_prop, exp_val) != 0 ||
	    scf_value_get_boolean(exp_val, &b) != 0 || !b) {
		if (g_verbose) {
			warn(gettext("Dependent \"%s\" cannot be exported "
			    "properly because the \"%s\" property of the "
			    "\"%s\" dependency of %s is not set to true.\n"),
			    name, scf_property_external, name, tfmri);
		}

		return (NULL);
	}

	n = xmlNewNode(NULL, (xmlChar *)"dependent");
	if (n == NULL)
		uu_die(emsg_create_xml);

	safe_setprop(n, name_attr, name);

	/* Get the required attributes */
	if (pg_get_prop(pg, SCF_PROPERTY_RESTART_ON, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, n, "restart_on") != 0)
		err = 1;

	if (pg_get_prop(pg, SCF_PROPERTY_GROUPING, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, n, "grouping") != 0)
		err = 1;

	if (pg_get_prop(pg, SCF_PROPERTY_ENTITIES, exp_prop) == 0 &&
	    prop_check_type(exp_prop, SCF_TYPE_FMRI) == 0 &&
	    prop_get_val(exp_prop, exp_val) == 0) {
		/* EMPTY */
	} else
		err = 1;

	if (err) {
		xmlFreeNode(n);
		return (NULL);
	}

	sf = xmlNewChild(n, NULL, (xmlChar *)"service_fmri", NULL);
	if (sf == NULL)
		uu_die(emsg_create_xml);

	safe_setprop(sf, value_attr, tfmri);

	/*
	 * Now add elements for the other properties.
	 */
	if (scf_iter_pg_properties(exp_prop_iter, pg) != SCF_SUCCESS)
		scfdie();

	(void) memset(&pgelts, 0, sizeof (pgelts));

	while ((ret = scf_iter_next_property(exp_prop_iter, exp_prop)) == 1) {
		if (scf_property_get_name(exp_prop, exp_str, exp_str_sz) < 0)
			scfdie();

		if (strcmp(exp_str, scf_property_external) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_RESTART_ON) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_GROUPING) == 0 ||
		    strcmp(exp_str, SCF_PROPERTY_ENTITIES) == 0) {
			continue;
		} else if (strcmp(exp_str, SCF_PROPERTY_TYPE) == 0) {
			if (prop_check_type(exp_prop, SCF_TYPE_ASTRING) == 0 &&
			    prop_get_val(exp_prop, exp_val) == 0) {
				char type[sizeof ("service") + 1];

				if (scf_value_get_astring(exp_val, type,
				    sizeof (type)) < 0)
					scfdie();

				if (strcmp(type, "service") == 0)
					continue;
			}
		} else if (strcmp(exp_str, SCF_PROPERTY_STABILITY) == 0) {
			xmlNodePtr s;

			s = xmlNewNode(NULL, (xmlChar *)"stability");
			if (s == NULL)
				uu_die(emsg_create_xml);

			if (set_attr_from_prop(exp_prop, s, value_attr) == 0) {
				pgelts.stability = s;
				continue;
			}

			xmlFreeNode(s);
		}

		export_property(exp_prop, exp_str, &pgelts);
	}
	if (ret == -1)
		scfdie();

	(void) xmlAddChild(n, pgelts.stability);
	(void) xmlAddChildList(n, pgelts.propvals);
	(void) xmlAddChildList(n, pgelts.properties);

	return (n);
}

static void
export_dependents(scf_propertygroup_t *pg, struct entity_elts *eelts)
{
	scf_propertygroup_t *opg;
	scf_iter_t *iter;
	char *type, *fmri;
	int ret;
	struct pg_elts pgelts;
	xmlNodePtr n;
	scf_error_t serr;

	if ((opg = scf_pg_create(g_hndl)) == NULL ||
	    (iter = scf_iter_create(g_hndl)) == NULL)
		scfdie();

	/* Can't use exp_prop_iter due to export_dependent(). */
	if (scf_iter_pg_properties(iter, pg) != SCF_SUCCESS)
		scfdie();

	type = safe_malloc(max_scf_pg_type_len + 1);

	/* Get an extra byte so we can tell if values are too long. */
	fmri = safe_malloc(max_scf_fmri_len + 2);

	(void) memset(&pgelts, 0, sizeof (pgelts));

	while ((ret = scf_iter_next_property(iter, exp_prop)) == 1) {
		void *entity;
		int isservice;
		scf_type_t ty;

		if (scf_property_type(exp_prop, &ty) != SCF_SUCCESS)
			scfdie();

		if ((ty != SCF_TYPE_ASTRING &&
		    prop_check_type(exp_prop, SCF_TYPE_FMRI) != 0) ||
		    prop_get_val(exp_prop, exp_val) != 0) {
			export_property(exp_prop, NULL, &pgelts);
			continue;
		}

		if (scf_property_get_name(exp_prop, exp_str, exp_str_sz) < 0)
			scfdie();

		if (scf_value_get_astring(exp_val, fmri,
		    max_scf_fmri_len + 2) < 0)
			scfdie();

		/* Look for a dependency group in the target fmri. */
		serr = fmri_to_entity(g_hndl, fmri, &entity, &isservice);
		switch (serr) {
		case SCF_ERROR_NONE:
			break;

		case SCF_ERROR_NO_MEMORY:
			uu_die(gettext("Out of memory.\n"));
			/* NOTREACHED */

		case SCF_ERROR_INVALID_ARGUMENT:
			if (g_verbose) {
				if (scf_property_to_fmri(exp_prop, fmri,
				    max_scf_fmri_len + 2) < 0)
					scfdie();

				warn(gettext("The value of %s is not a valid "
				    "FMRI.\n"), fmri);
			}

			export_property(exp_prop, exp_str, &pgelts);
			continue;

		case SCF_ERROR_CONSTRAINT_VIOLATED:
			if (g_verbose) {
				if (scf_property_to_fmri(exp_prop, fmri,
				    max_scf_fmri_len + 2) < 0)
					scfdie();

				warn(gettext("The value of %s does not specify "
				    "a service or an instance.\n"), fmri);
			}

			export_property(exp_prop, exp_str, &pgelts);
			continue;

		case SCF_ERROR_NOT_FOUND:
			if (g_verbose) {
				if (scf_property_to_fmri(exp_prop, fmri,
				    max_scf_fmri_len + 2) < 0)
					scfdie();

				warn(gettext("The entity specified by %s does "
				    "not exist.\n"), fmri);
			}

			export_property(exp_prop, exp_str, &pgelts);
			continue;

		default:
#ifndef NDEBUG
			(void) fprintf(stderr, "%s:%d: %s() failed with "
			    "unexpected error %d.\n", __FILE__, __LINE__,
			    "fmri_to_entity", serr);
#endif
			abort();
		}

		if (entity_get_pg(entity, isservice, exp_str, opg) != 0) {
			if (scf_error() != SCF_ERROR_NOT_FOUND)
				scfdie();

			warn(gettext("Entity %s is missing dependency property "
			    "group %s.\n"), fmri, exp_str);

			export_property(exp_prop, NULL, &pgelts);
			continue;
		}

		if (scf_pg_get_type(opg, type, max_scf_pg_type_len + 1) < 0)
			scfdie();

		if (strcmp(type, SCF_GROUP_DEPENDENCY) != 0) {
			if (scf_pg_to_fmri(opg, fmri, max_scf_fmri_len + 2) < 0)
				scfdie();

			warn(gettext("Property group %s is not of "
			    "expected type %s.\n"), fmri, SCF_GROUP_DEPENDENCY);

			export_property(exp_prop, NULL, &pgelts);
			continue;
		}

		n = export_dependent(opg, exp_str, fmri);
		if (n == NULL)
			export_property(exp_prop, exp_str, &pgelts);
		else {
			if (eelts->dependents == NULL)
				eelts->dependents = n;
			else
				(void) xmlAddSibling(eelts->dependents,
				    n);
		}
	}
	if (ret == -1)
		scfdie();

	free(fmri);
	free(type);

	scf_iter_destroy(iter);
	scf_pg_destroy(opg);

	if (pgelts.propvals != NULL || pgelts.properties != NULL)
		export_pg_elts(&pgelts, SCF_PG_DEPENDENTS, scf_group_framework,
		    eelts);
}

static void
make_node(xmlNodePtr *nodep, const char *name)
{
	if (*nodep == NULL) {
		*nodep = xmlNewNode(NULL, (xmlChar *)name);
		if (*nodep == NULL)
			uu_die(emsg_create_xml);
	}
}

static xmlNodePtr
export_tm_loctext(scf_propertygroup_t *pg, const char *parname)
{
	int ret;
	xmlNodePtr parent = NULL;
	xmlNodePtr loctext = NULL;

	if (scf_iter_pg_properties(exp_prop_iter, pg) != SCF_SUCCESS)
		scfdie();

	while ((ret = scf_iter_next_property(exp_prop_iter, exp_prop)) == 1) {
		if (prop_check_type(exp_prop, SCF_TYPE_USTRING) != 0 ||
		    prop_get_val(exp_prop, exp_val) != 0)
			continue;

		if (scf_value_get_ustring(exp_val, exp_str, exp_str_sz) < 0)
			scfdie();

		make_node(&parent, parname);
		loctext = xmlNewTextChild(parent, NULL, (xmlChar *)"loctext",
		    (xmlChar *)exp_str);
		if (loctext == NULL)
			uu_die(emsg_create_xml);

		if (scf_property_get_name(exp_prop, exp_str, exp_str_sz) < 0)
			scfdie();

		safe_setprop(loctext, "xml:lang", exp_str);
	}

	if (ret == -1)
		scfdie();

	return (parent);
}

static xmlNodePtr
export_tm_manpage(scf_propertygroup_t *pg)
{
	xmlNodePtr manpage = xmlNewNode(NULL, (xmlChar *)"manpage");
	if (manpage == NULL)
		uu_die(emsg_create_xml);

	if (pg_get_prop(pg, SCF_PROPERTY_TM_TITLE, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, manpage, "title") != 0 ||
	    pg_get_prop(pg, SCF_PROPERTY_TM_SECTION, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, manpage, "section") != 0) {
		xmlFreeNode(manpage);
		return (NULL);
	}

	if (pg_get_prop(pg, SCF_PROPERTY_TM_MANPATH, exp_prop) == 0)
		(void) set_attr_from_prop_default(exp_prop,
		    manpage, "manpath", ":default");

	return (manpage);
}

static xmlNodePtr
export_tm_doc_link(scf_propertygroup_t *pg)
{
	xmlNodePtr doc_link = xmlNewNode(NULL, (xmlChar *)"doc_link");
	if (doc_link == NULL)
		uu_die(emsg_create_xml);

	if (pg_get_prop(pg, SCF_PROPERTY_TM_NAME, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, doc_link, "name") != 0 ||
	    pg_get_prop(pg, SCF_PROPERTY_TM_URI, exp_prop) != 0 ||
	    set_attr_from_prop(exp_prop, doc_link, "uri") != 0) {
		xmlFreeNode(doc_link);
		return (NULL);
	}
	return (doc_link);
}

/*
 * Process template information for a service or instances.
 */
static void
export_template(scf_propertygroup_t *pg, struct entity_elts *elts,
    struct template_elts *telts)
{
	size_t mansz = strlen(SCF_PG_TM_MAN_PREFIX);
	size_t docsz = strlen(SCF_PG_TM_DOC_PREFIX);
	xmlNodePtr child = NULL;

	if (scf_pg_get_name(pg, exp_str, exp_str_sz) < 0)
		scfdie();

	if (strcmp(exp_str, SCF_PG_TM_COMMON_NAME) == 0) {
		telts->common_name = export_tm_loctext(pg, "common_name");
		if (telts->common_name == NULL)
			export_pg(pg, elts);
		return;
	} else if (strcmp(exp_str, SCF_PG_TM_DESCRIPTION) == 0) {
		telts->description = export_tm_loctext(pg, "description");
		if (telts->description == NULL)
			export_pg(pg, elts);
		return;
	}

	if (strncmp(exp_str, SCF_PG_TM_MAN_PREFIX, mansz) == 0) {
		child = export_tm_manpage(pg);
	} else if (strncmp(exp_str, SCF_PG_TM_DOC_PREFIX, docsz) == 0) {
		child = export_tm_doc_link(pg);
	}

	if (child != NULL) {
		make_node(&telts->documentation, "documentation");
		(void) xmlAddChild(telts->documentation, child);
	} else {
		export_pg(pg, elts);
	}
}

/*
 * Process the general property group for an instance.
 */
static void
export_inst_general(scf_propertygroup_t *pg, xmlNodePtr inode,
    struct entity_elts *elts)
{
	uint8_t enabled;
	struct pg_elts pgelts;
	int ret;

	/* enabled */
	if (pg_get_prop(pg, scf_property_enabled, exp_prop) == 0 &&
	    prop_check_type(exp_prop, SCF_TYPE_BOOLEAN) == 0 &&
	    prop_get_val(exp_prop, exp_val) == 0) {
		if (scf_value_get_boolean(exp_val, &enabled) != SCF_SUCCESS)
			scfdie();
	} else {
		enabled = 0;
	}

	safe_setprop(inode, enabled_attr, enabled ? true : false);

	if (scf_iter_pg_properties(exp_prop_iter, pg) != SCF_SUCCESS)
		scfdie();

	(void) memset(&pgelts, 0, sizeof (pgelts));

	while ((ret = scf_iter_next_property(exp_prop_iter, exp_prop)) == 1) {
		if (scf_property_get_name(exp_prop, exp_str, exp_str_sz) < 0)
			scfdie();

		if (strcmp(exp_str, scf_property_enabled) == 0) {
			continue;
		} else if (strcmp(exp_str, SCF_PROPERTY_RESTARTER) == 0) {
			xmlNodePtr rnode, sfnode;

			rnode = xmlNewNode(NULL, (xmlChar *)"restarter");
			if (rnode == NULL)
				uu_die(emsg_create_xml);

			sfnode = xmlNewChild(rnode, NULL,
			    (xmlChar *)"service_fmri", NULL);
			if (sfnode == NULL)
				uu_die(emsg_create_xml);

			if (set_attr_from_prop(exp_prop, sfnode,
			    value_attr) == 0) {
				elts->restarter = rnode;
				continue;
			}

			xmlFreeNode(rnode);
		}

		export_property(exp_prop, exp_str, &pgelts);
	}
	if (ret == -1)
		scfdie();

	if (pgelts.propvals != NULL || pgelts.properties != NULL)
		export_pg_elts(&pgelts, scf_pg_general, scf_group_framework,
		    elts);
}

/*
 * Put an instance element for the given instance into selts.
 */
static void
export_instance(scf_instance_t *inst, struct entity_elts *selts)
{
	xmlNodePtr n;
	boolean_t isdefault;
	struct entity_elts elts;
	struct template_elts template_elts;
	int ret;

	n = xmlNewNode(NULL, (xmlChar *)"instance");
	if (n == NULL)
		uu_die(emsg_create_xml);

	/* name */
	if (scf_instance_get_name(inst, exp_str, exp_str_sz) < 0)
		scfdie();
	safe_setprop(n, name_attr, exp_str);
	isdefault = strcmp(exp_str, "default") == 0;

	/* check existance of general pg (since general/enabled is required) */
	if (scf_instance_get_pg(inst, scf_pg_general, exp_pg) != SCF_SUCCESS) {
		if (scf_error() != SCF_ERROR_NOT_FOUND)
			scfdie();

		if (g_verbose) {
			if (scf_instance_to_fmri(inst, exp_str, exp_str_sz) < 0)
				scfdie();

			warn(gettext("Instance %s has no general property "
			    "group; it will be marked disabled.\n"), exp_str);
		}

		safe_setprop(n, enabled_attr, false);
	} else if (scf_pg_get_type(exp_pg, exp_str, exp_str_sz) < 0 ||
	    strcmp(exp_str, scf_group_framework) != 0) {
		if (g_verbose) {
			if (scf_pg_to_fmri(exp_pg, exp_str, exp_str_sz) < 0)
				scfdie();

			warn(gettext("Property group %s is not of type "
			    "framework; the instance will be marked "
			    "disabled.\n"), exp_str);
		}

		safe_setprop(n, enabled_attr, false);
	}

	/* property groups */
	if (scf_iter_instance_pgs(exp_pg_iter, inst) < 0)
		scfdie();

	(void) memset(&elts, 0, sizeof (elts));
	(void) memset(&template_elts, 0, sizeof (template_elts));

	while ((ret = scf_iter_next_pg(exp_pg_iter, exp_pg)) == 1) {
		uint32_t flags;

		if (scf_pg_get_flags(exp_pg, &flags) != 0)
			scfdie();

		if (flags & SCF_PG_FLAG_NONPERSISTENT)
			continue;

		if (scf_pg_get_type(exp_pg, exp_str, exp_str_sz) < 0)
			scfdie();

		if (strcmp(exp_str, SCF_GROUP_DEPENDENCY) == 0) {
			export_dependency(exp_pg, &elts);
			continue;
		} else if (strcmp(exp_str, SCF_GROUP_METHOD) == 0) {
			export_method(exp_pg, &elts);
			continue;
		} else if (strcmp(exp_str, scf_group_framework) == 0) {
			if (scf_pg_get_name(exp_pg, exp_str,
			    max_scf_name_len + 1) < 0)
				scfdie();

			if (strcmp(exp_str, scf_pg_general) == 0) {
				export_inst_general(exp_pg, n, &elts);
				continue;
			} else if (strcmp(exp_str, SCF_PG_METHOD_CONTEXT) ==
			    0) {
				export_method_context(exp_pg, &elts);
				continue;
			} else if (strcmp(exp_str, SCF_PG_DEPENDENTS) == 0) {
				export_dependents(exp_pg, &elts);
				continue;
			}
		} else if (strcmp(exp_str, SCF_GROUP_TEMPLATE) == 0) {
			export_template(exp_pg, &elts, &template_elts);
			continue;
		}

		/* Ordinary pg. */
		export_pg(exp_pg, &elts);
	}
	if (ret == -1)
		scfdie();

	if (template_elts.common_name != NULL) {
		elts.template = xmlNewNode(NULL, (xmlChar *)"template");
		(void) xmlAddChild(elts.template, template_elts.common_name);
		(void) xmlAddChild(elts.template, template_elts.description);
		(void) xmlAddChild(elts.template, template_elts.documentation);
	} else {
		xmlFreeNode(template_elts.description);
		xmlFreeNode(template_elts.documentation);
	}

	if (isdefault && elts.restarter == NULL &&
	    elts.dependencies == NULL && elts.method_context == NULL &&
	    elts.exec_methods == NULL && elts.property_groups == NULL &&
	    elts.template == NULL) {
		xmlChar *eval;

		/* This is a default instance */
		eval = xmlGetProp(n, (xmlChar *)enabled_attr);

		xmlFreeNode(n);

		n = xmlNewNode(NULL, (xmlChar *)"create_default_instance");
		if (n == NULL)
			uu_die(emsg_create_xml);

		safe_setprop(n, enabled_attr, (char *)eval);
		xmlFree(eval);

		selts->create_default_instance = n;
	} else {
		/* Assemble the children in order. */
		(void) xmlAddChild(n, elts.restarter);
		(void) xmlAddChildList(n, elts.dependencies);
		(void) xmlAddChildList(n, elts.dependents);
		(void) xmlAddChild(n, elts.method_context);
		(void) xmlAddChildList(n, elts.exec_methods);
		(void) xmlAddChildList(n, elts.property_groups);
		(void) xmlAddChild(n, elts.template);

		if (selts->instances == NULL)
			selts->instances = n;
		else
			(void) xmlAddSibling(selts->instances, n);
	}
}

/*
 * Return a service element for the given service.
 */
static xmlNodePtr
export_service(scf_service_t *svc)
{
	xmlNodePtr snode;
	struct entity_elts elts;
	struct template_elts template_elts;
	int ret;

	snode = xmlNewNode(NULL, (xmlChar *)"service");
	if (snode == NULL)
		uu_die(emsg_create_xml);

	/* Get & set name attribute */
	if (scf_service_get_name(svc, exp_str, max_scf_name_len + 1) < 0)
		scfdie();
	safe_setprop(snode, name_attr, exp_str);

	safe_setprop(snode, type_attr, "service");
	safe_setprop(snode, "version", "0");

	/* Acquire child elements. */
	if (scf_iter_service_pgs(exp_pg_iter, svc) != SCF_SUCCESS)
		scfdie();

	(void) memset(&elts, 0, sizeof (elts));
	(void) memset(&template_elts, 0, sizeof (template_elts));

	while ((ret = scf_iter_next_pg(exp_pg_iter, exp_pg)) == 1) {
		uint32_t flags;

		if (scf_pg_get_flags(exp_pg, &flags) != 0)
			scfdie();

		if (flags & SCF_PG_FLAG_NONPERSISTENT)
			continue;

		if (scf_pg_get_type(exp_pg, exp_str, exp_str_sz) < 0)
			scfdie();

		if (strcmp(exp_str, SCF_GROUP_DEPENDENCY) == 0) {
			export_dependency(exp_pg, &elts);
			continue;
		} else if (strcmp(exp_str, SCF_GROUP_METHOD) == 0) {
			export_method(exp_pg, &elts);
			continue;
		} else if (strcmp(exp_str, scf_group_framework) == 0) {
			if (scf_pg_get_name(exp_pg, exp_str,
			    max_scf_name_len + 1) < 0)
				scfdie();

			if (strcmp(exp_str, scf_pg_general) == 0) {
				export_svc_general(exp_pg, &elts);
				continue;
			} else if (strcmp(exp_str, SCF_PG_METHOD_CONTEXT) ==
			    0) {
				export_method_context(exp_pg, &elts);
				continue;
			} else if (strcmp(exp_str, SCF_PG_DEPENDENTS) == 0) {
				export_dependents(exp_pg, &elts);
				continue;
			}
		} else if (strcmp(exp_str, SCF_GROUP_TEMPLATE) == 0) {
			export_template(exp_pg, &elts, &template_elts);
			continue;
		}

		export_pg(exp_pg, &elts);
	}
	if (ret == -1)
		scfdie();

	if (template_elts.common_name != NULL) {
		elts.template = xmlNewNode(NULL, (xmlChar *)"template");
		(void) xmlAddChild(elts.template, template_elts.common_name);
		(void) xmlAddChild(elts.template, template_elts.description);
		(void) xmlAddChild(elts.template, template_elts.documentation);
	} else {
		xmlFreeNode(template_elts.description);
		xmlFreeNode(template_elts.documentation);
	}

	/* Iterate instances */
	if (scf_iter_service_instances(exp_inst_iter, svc) != SCF_SUCCESS)
		scfdie();

	while ((ret = scf_iter_next_instance(exp_inst_iter, exp_inst)) == 1)
		export_instance(exp_inst, &elts);
	if (ret == -1)
		scfdie();

	/* Now add all of the accumulated elements in order. */
	(void) xmlAddChild(snode, elts.create_default_instance);
	(void) xmlAddChild(snode, elts.single_instance);
	(void) xmlAddChild(snode, elts.restarter);
	(void) xmlAddChildList(snode, elts.dependencies);
	(void) xmlAddChildList(snode, elts.dependents);
	(void) xmlAddChild(snode, elts.method_context);
	(void) xmlAddChildList(snode, elts.exec_methods);
	(void) xmlAddChildList(snode, elts.property_groups);
	(void) xmlAddChildList(snode, elts.instances);
	(void) xmlAddChild(snode, elts.stability);
	(void) xmlAddChild(snode, elts.template);

	return (snode);
}

static int
export_callback(void *data, scf_walkinfo_t *wip)
{
	FILE *f;
	xmlDocPtr doc;
	xmlNodePtr sb;
	int result;
	char *filename = data;

	if ((exp_inst = scf_instance_create(g_hndl)) == NULL ||
	    (exp_pg = scf_pg_create(g_hndl)) == NULL ||
	    (exp_prop = scf_property_create(g_hndl)) == NULL ||
	    (exp_val = scf_value_create(g_hndl)) == NULL ||
	    (exp_inst_iter = scf_iter_create(g_hndl)) == NULL ||
	    (exp_pg_iter = scf_iter_create(g_hndl)) == NULL ||
	    (exp_prop_iter = scf_iter_create(g_hndl)) == NULL ||
	    (exp_val_iter = scf_iter_create(g_hndl)) == NULL)
		scfdie();

	exp_str_sz = max_scf_len + 1;
	exp_str = safe_malloc(exp_str_sz);

	if (filename != NULL) {
		errno = 0;
		f = fopen(filename, "wb");
		if (f == NULL) {
			if (errno == 0)
				uu_die(gettext("Could not open \"%s\": no free "
				    "stdio streams.\n"), filename);
			else
				uu_die(gettext("Could not open \"%s\""),
				    filename);
		}
	} else
		f = stdout;

	doc = xmlNewDoc((xmlChar *)"1.0");
	if (doc == NULL)
		uu_die(gettext("Could not create XML document.\n"));

	if (xmlCreateIntSubset(doc, (xmlChar *)"service_bundle", NULL,
	    (xmlChar *)MANIFEST_DTD_PATH) == NULL)
		uu_die(emsg_create_xml);

	sb = xmlNewNode(NULL, (xmlChar *)"service_bundle");
	if (sb == NULL)
		uu_die(emsg_create_xml);
	safe_setprop(sb, type_attr, "manifest");
	safe_setprop(sb, name_attr, "export");
	(void) xmlAddSibling(doc->children, sb);

	(void) xmlAddChild(sb, export_service(wip->svc));

	result = write_service_bundle(doc, f);

	free(exp_str);
	scf_iter_destroy(exp_val_iter);
	scf_iter_destroy(exp_prop_iter);
	scf_iter_destroy(exp_pg_iter);
	scf_iter_destroy(exp_inst_iter);
	scf_value_destroy(exp_val);
	scf_property_destroy(exp_prop);
	scf_pg_destroy(exp_pg);
	scf_instance_destroy(exp_inst);

	xmlFreeDoc(doc);

	if (f != stdout)
		(void) fclose(f);

	return (result);
}

/*
 * Get the service named by fmri, build an XML tree which represents it, and
 * dump it into filename (or stdout if filename is NULL).
 */
int
lscf_service_export(char *fmri, const char *filename)
{
	int ret, err;

	lscf_prep_hndl();

	err = 0;
	if ((ret = scf_walk_fmri(g_hndl, 1, (char **)&fmri,
	    SCF_WALK_SERVICE | SCF_WALK_NOINSTANCE, export_callback,
	    (void *)filename, &err, semerr)) != 0) {
		if (ret != -1)
			semerr(gettext("Failed to walk instances: %s\n"),
			    scf_strerror(ret));
		return (-1);
	}

	/*
	 * Error message has already been printed.
	 */
	if (err != 0)
		return (-1);

	return (0);
}


/*
 * Archive
 */

static xmlNodePtr
make_archive()
{
	xmlNodePtr sb;
	scf_scope_t *scope;
	scf_service_t *svc;
	scf_iter_t *iter;
	int r;

	if ((scope = scf_scope_create(g_hndl)) == NULL ||
	    (svc = scf_service_create(g_hndl)) == NULL ||
	    (iter = scf_iter_create(g_hndl)) == NULL ||
	    (exp_inst = scf_instance_create(g_hndl)) == NULL ||
	    (exp_pg = scf_pg_create(g_hndl)) == NULL ||
	    (exp_prop = scf_property_create(g_hndl)) == NULL ||
	    (exp_val = scf_value_create(g_hndl)) == NULL ||
	    (exp_inst_iter = scf_iter_create(g_hndl)) == NULL ||
	    (exp_pg_iter = scf_iter_create(g_hndl)) == NULL ||
	    (exp_prop_iter = scf_iter_create(g_hndl)) == NULL ||
	    (exp_val_iter = scf_iter_create(g_hndl)) == NULL)
		scfdie();

	exp_str_sz = max_scf_len + 1;
	exp_str = safe_malloc(exp_str_sz);

	sb = xmlNewNode(NULL, (xmlChar *)"service_bundle");
	if (sb == NULL)
		uu_die(emsg_create_xml);
	safe_setprop(sb, type_attr, "archive");
	safe_setprop(sb, name_attr, "none");

	if (scf_handle_get_scope(g_hndl, SCF_SCOPE_LOCAL, scope) != 0)
		scfdie();
	if (scf_iter_scope_services(iter, scope) != 0)
		scfdie();

	for (;;) {
		r = scf_iter_next_service(iter, svc);
		if (r == 0)
			break;
		if (r != 1)
			scfdie();

		if (scf_service_get_name(svc, exp_str,
		    max_scf_name_len + 1) < 0)
			scfdie();

		if (strcmp(exp_str, SCF_LEGACY_SERVICE) == 0)
			continue;

		xmlAddChild(sb, export_service(svc));
	}

	free(exp_str);

	scf_iter_destroy(exp_val_iter);
	scf_iter_destroy(exp_prop_iter);
	scf_iter_destroy(exp_pg_iter);
	scf_iter_destroy(exp_inst_iter);
	scf_value_destroy(exp_val);
	scf_property_destroy(exp_prop);
	scf_pg_destroy(exp_pg);
	scf_instance_destroy(exp_inst);
	scf_iter_destroy(iter);
	scf_service_destroy(svc);
	scf_scope_destroy(scope);

	return (sb);
}

int
lscf_archive(const char *filename)
{
	FILE *f;
	xmlDocPtr doc;
	int result;

	lscf_prep_hndl();

	if (filename != NULL) {
		errno = 0;
		f = fopen(filename, "wb");
		if (f == NULL) {
			if (errno == 0)
				uu_die(gettext("Could not open \"%s\": no free "
				    "stdio streams.\n"), filename);
			else
				uu_die(gettext("Could not open \"%s\""),
				    filename);
		}
	} else
		f = stdout;

	doc = xmlNewDoc((xmlChar *)"1.0");
	if (doc == NULL)
		uu_die(gettext("Could not create XML document.\n"));

	if (xmlCreateIntSubset(doc, (xmlChar *)"service_bundle", NULL,
	    (xmlChar *)MANIFEST_DTD_PATH) == NULL)
		uu_die(emsg_create_xml);

	(void) xmlAddSibling(doc->children, make_archive());

	result = write_service_bundle(doc, f);

	xmlFreeDoc(doc);

	if (f != stdout)
		(void) fclose(f);

	return (result);
}


/*
 * "Extract" a profile.
 */
int
lscf_profile_extract(const char *filename)
{
	FILE *f;
	xmlDocPtr doc;
	xmlNodePtr sb, snode, inode;
	scf_scope_t *scope;
	scf_service_t *svc;
	scf_instance_t *inst;
	scf_propertygroup_t *pg;
	scf_property_t *prop;
	scf_value_t *val;
	scf_iter_t *siter, *iiter;
	int r, s;
	char *namebuf;
	uint8_t b;
	int result;

	lscf_prep_hndl();

	if (filename != NULL) {
		errno = 0;
		f = fopen(filename, "wb");
		if (f == NULL) {
			if (errno == 0)
				uu_die(gettext("Could not open \"%s\": no "
				    "free stdio streams.\n"), filename);
			else
				uu_die(gettext("Could not open \"%s\""),
				    filename);
		}
	} else
		f = stdout;

	doc = xmlNewDoc((xmlChar *)"1.0");
	if (doc == NULL)
		uu_die(gettext("Could not create XML document.\n"));

	if (xmlCreateIntSubset(doc, (xmlChar *)"service_bundle", NULL,
	    (xmlChar *)MANIFEST_DTD_PATH) == NULL)
		uu_die(emsg_create_xml);

	sb = xmlNewNode(NULL, (xmlChar *)"service_bundle");
	if (sb == NULL)
		uu_die(emsg_create_xml);
	safe_setprop(sb, type_attr, "profile");
	safe_setprop(sb, name_attr, "extract");
	(void) xmlAddSibling(doc->children, sb);

	if ((scope = scf_scope_create(g_hndl)) == NULL ||
	    (svc = scf_service_create(g_hndl)) == NULL ||
	    (inst = scf_instance_create(g_hndl)) == NULL ||
	    (pg = scf_pg_create(g_hndl)) == NULL ||
	    (prop = scf_property_create(g_hndl)) == NULL ||
	    (val = scf_value_create(g_hndl)) == NULL ||
	    (siter = scf_iter_create(g_hndl)) == NULL ||
	    (iiter = scf_iter_create(g_hndl)) == NULL)
		scfdie();

	if (scf_handle_get_local_scope(g_hndl, scope) != SCF_SUCCESS)
		scfdie();

	if (scf_iter_scope_services(siter, scope) != SCF_SUCCESS)
		scfdie();

	namebuf = safe_malloc(max_scf_name_len + 1);

	while ((r = scf_iter_next_service(siter, svc)) == 1) {
		if (scf_iter_service_instances(iiter, svc) != SCF_SUCCESS)
			scfdie();

		snode = xmlNewNode(NULL, (xmlChar *)"service");
		if (snode == NULL)
			uu_die(emsg_create_xml);

		if (scf_service_get_name(svc, namebuf, max_scf_name_len + 1) <
		    0)
			scfdie();

		safe_setprop(snode, name_attr, namebuf);

		safe_setprop(snode, type_attr, "service");
		safe_setprop(snode, "version", "0");

		while ((s = scf_iter_next_instance(iiter, inst)) == 1) {
			if (scf_instance_get_pg(inst, scf_pg_general, pg) !=
			    SCF_SUCCESS) {
				if (scf_error() != SCF_ERROR_NOT_FOUND)
					scfdie();

				if (g_verbose) {
					ssize_t len;
					char *fmri;

					len =
					    scf_instance_to_fmri(inst, NULL, 0);
					if (len < 0)
						scfdie();

					fmri = safe_malloc(len + 1);

					if (scf_instance_to_fmri(inst, fmri,
					    len + 1) < 0)
						scfdie();

					warn("Instance %s has no \"%s\" "
					    "property group.\n", fmri,
					    scf_pg_general);

					free(fmri);
				}

				continue;
			}

			if (pg_get_prop(pg, scf_property_enabled, prop) != 0 ||
			    prop_check_type(prop, SCF_TYPE_BOOLEAN) != 0 ||
			    prop_get_val(prop, val) != 0)
				continue;

			inode = xmlNewChild(snode, NULL, (xmlChar *)"instance",
			    NULL);
			if (inode == NULL)
				uu_die(emsg_create_xml);

			if (scf_instance_get_name(inst, namebuf,
			    max_scf_name_len + 1) < 0)
				scfdie();

			safe_setprop(inode, name_attr, namebuf);

			if (scf_value_get_boolean(val, &b) != SCF_SUCCESS)
				scfdie();

			safe_setprop(inode, enabled_attr, b ? true : false);
		}
		if (s < 0)
			scfdie();

		if (snode->children != NULL)
			xmlAddChild(sb, snode);
		else
			xmlFreeNode(snode);
	}
	if (r < 0)
		scfdie();

	free(namebuf);

	result = write_service_bundle(doc, f);

	xmlFreeDoc(doc);

	if (f != stdout)
		(void) fclose(f);

	return (result);
}


/*
 * Entity manipulation commands
 */

/*
 * Entity selection.  If no entity is selected, then the current scope is in
 * cur_scope, and cur_svc and cur_inst are NULL.  When a service is selected,
 * only cur_inst is NULL, and when an instance is selected, none are NULL.
 * When the snaplevel of a snapshot is selected, cur_level, cur_snap, and
 * cur_inst will be non-NULL.
 */

/* Returns 1 if maybe absolute fmri, 0 on success (dies on failure) */
static int
select_inst(const char *name)
{
	scf_instance_t *inst;
	scf_error_t err;

	assert(cur_svc != NULL);

	inst = scf_instance_create(g_hndl);
	if (inst == NULL)
		scfdie();

	if (scf_service_get_instance(cur_svc, name, inst) == SCF_SUCCESS) {
		cur_inst = inst;
		return (0);
	}

	err = scf_error();
	if (err != SCF_ERROR_NOT_FOUND && err != SCF_ERROR_INVALID_ARGUMENT)
		scfdie();

	scf_instance_destroy(inst);
	return (1);
}

/* Returns as above. */
static int
select_svc(const char *name)
{
	scf_service_t *svc;
	scf_error_t err;

	assert(cur_scope != NULL);

	svc = scf_service_create(g_hndl);
	if (svc == NULL)
		scfdie();

	if (scf_scope_get_service(cur_scope, name, svc) == SCF_SUCCESS) {
		cur_svc = svc;
		return (0);
	}

	err = scf_error();
	if (err != SCF_ERROR_NOT_FOUND && err != SCF_ERROR_INVALID_ARGUMENT)
		scfdie();

	scf_service_destroy(svc);
	return (1);
}

/* ARGSUSED */
static int
select_callback(void *unused, scf_walkinfo_t *wip)
{
	scf_instance_t *inst;
	scf_service_t *svc;
	scf_scope_t *scope;

	if (wip->inst != NULL) {
		if ((scope = scf_scope_create(g_hndl)) == NULL ||
		    (svc = scf_service_create(g_hndl)) == NULL ||
		    (inst = scf_instance_create(g_hndl)) == NULL)
			scfdie();

		if (scf_handle_decode_fmri(g_hndl, wip->fmri, scope, svc,
		    inst, NULL, NULL, SCF_DECODE_FMRI_EXACT) != SCF_SUCCESS)
			scfdie();
	} else {
		assert(wip->svc != NULL);

		if ((scope = scf_scope_create(g_hndl)) == NULL ||
		    (svc = scf_service_create(g_hndl)) == NULL)
			scfdie();

		if (scf_handle_decode_fmri(g_hndl, wip->fmri, scope, svc,
		    NULL, NULL, NULL, SCF_DECODE_FMRI_EXACT) != SCF_SUCCESS)
			scfdie();

		inst = NULL;
	}

	/* Clear out the current selection */
	assert(cur_scope != NULL);
	scf_scope_destroy(cur_scope);
	scf_service_destroy(cur_svc);
	scf_instance_destroy(cur_inst);

	cur_scope = scope;
	cur_svc = svc;
	cur_inst = inst;

	return (0);
}

void
lscf_select(const char *fmri)
{
	int ret, err;

	lscf_prep_hndl();

	if (cur_snap != NULL) {
		struct snaplevel *elt;
		char *buf;

		/* Error unless name is that of the next level. */
		elt = uu_list_next(cur_levels, cur_elt);
		if (elt == NULL) {
			semerr(gettext("No children.\n"));
			return;
		}

		buf = safe_malloc(max_scf_name_len + 1);

		if (scf_snaplevel_get_instance_name(elt->sl, buf,
		    max_scf_name_len + 1) < 0)
			scfdie();

		if (strcmp(buf, fmri) != 0) {
			semerr(gettext("No such child.\n"));
			free(buf);
			return;
		}

		free(buf);

		cur_elt = elt;
		cur_level = elt->sl;
		return;
	}

	/*
	 * Special case for 'svc:', which takes the user to the scope level.
	 */
	if (strcmp(fmri, "svc:") == 0) {
		scf_instance_destroy(cur_inst);
		scf_service_destroy(cur_svc);
		cur_inst = NULL;
		cur_svc = NULL;
		return;
	}

	/*
	 * Special case for ':properties'.  This appears as part of 'list' but
	 * can't be selected.  Give a more helpful error message in this case.
	 */
	if (strcmp(fmri, ":properties") == 0) {
		semerr(gettext(":properties is not an entity.  Try 'listprop' "
		    "to list properties.\n"));
		return;
	}

	/*
	 * First try the argument as relative to the current selection.
	 */
	if (cur_inst != NULL) {
		/* EMPTY */;
	} else if (cur_svc != NULL) {
		if (select_inst(fmri) != 1)
			return;
	} else {
		if (select_svc(fmri) != 1)
			return;
	}

	err = 0;
	if ((ret = scf_walk_fmri(g_hndl, 1, (char **)&fmri, SCF_WALK_SERVICE,
	    select_callback, NULL, &err, semerr)) != 0) {
		semerr(gettext("Failed to walk instances: %s\n"),
		    scf_strerror(ret));
	}
}

void
lscf_unselect(void)
{
	lscf_prep_hndl();

	if (cur_snap != NULL) {
		struct snaplevel *elt;

		elt = uu_list_prev(cur_levels, cur_elt);
		if (elt == NULL) {
			semerr(gettext("No parent levels.\n"));
		} else {
			cur_elt = elt;
			cur_level = elt->sl;
		}
	} else if (cur_inst != NULL) {
		scf_instance_destroy(cur_inst);
		cur_inst = NULL;
	} else if (cur_svc != NULL) {
		scf_service_destroy(cur_svc);
		cur_svc = NULL;
	} else {
		semerr(gettext("Cannot unselect at scope level.\n"));
	}
}

/*
 * Return the FMRI of the current selection, for the prompt.
 */
void
lscf_get_selection_str(char *buf, size_t bufsz)
{
	char *cp;
	ssize_t fmrilen, szret;
	boolean_t deleted = B_FALSE;

	if (g_hndl == NULL) {
		(void) strlcpy(buf, "svc:", bufsz);
		return;
	}

	if (cur_level != NULL) {
		assert(cur_snap != NULL);

		/* [ snapshot ] FMRI [: instance ] */
		assert(bufsz >= 1 + max_scf_name_len + 1 + max_scf_fmri_len
		    + 2 + max_scf_name_len + 1 + 1);

		buf[0] = '[';

		szret = scf_snapshot_get_name(cur_snap, buf + 1,
		    max_scf_name_len + 1);
		if (szret < 0) {
			if (scf_error() != SCF_ERROR_DELETED)
				scfdie();

			goto snap_deleted;
		}

		(void) strcat(buf, "]svc:/");

		cp = strchr(buf, '\0');

		szret = scf_snaplevel_get_service_name(cur_level, cp,
		    max_scf_name_len + 1);
		if (szret < 0) {
			if (scf_error() != SCF_ERROR_DELETED)
				scfdie();

			goto snap_deleted;
		}

		cp = strchr(cp, '\0');

		if (snaplevel_is_instance(cur_level)) {
			*cp++ = ':';

			if (scf_snaplevel_get_instance_name(cur_level, cp,
			    max_scf_name_len + 1) < 0) {
				if (scf_error() != SCF_ERROR_DELETED)
					scfdie();

				goto snap_deleted;
			}
		} else {
			*cp++ = '[';
			*cp++ = ':';

			if (scf_instance_get_name(cur_inst, cp,
			    max_scf_name_len + 1) < 0) {
				if (scf_error() != SCF_ERROR_DELETED)
					scfdie();

				goto snap_deleted;
			}

			(void) strcat(buf, "]");
		}

		return;

snap_deleted:
		deleted = B_TRUE;
		free(buf);
		unselect_cursnap();
	}

	assert(cur_snap == NULL);

	if (cur_inst != NULL) {
		assert(cur_svc != NULL);
		assert(cur_scope != NULL);

		fmrilen = scf_instance_to_fmri(cur_inst, buf, bufsz);
		if (fmrilen >= 0) {
			assert(fmrilen < bufsz);
			if (deleted)
				warn(emsg_deleted);
			return;
		}

		if (scf_error() != SCF_ERROR_DELETED)
			scfdie();

		deleted = B_TRUE;

		scf_instance_destroy(cur_inst);
		cur_inst = NULL;
	}

	if (cur_svc != NULL) {
		assert(cur_scope != NULL);

		szret = scf_service_to_fmri(cur_svc, buf, bufsz);
		if (szret >= 0) {
			assert(szret < bufsz);
			if (deleted)
				warn(emsg_deleted);
			return;
		}

		if (scf_error() != SCF_ERROR_DELETED)
			scfdie();

		deleted = B_TRUE;
		scf_service_destroy(cur_svc);
		cur_svc = NULL;
	}

	assert(cur_scope != NULL);
	fmrilen = scf_scope_to_fmri(cur_scope, buf, bufsz);

	if (fmrilen < 0)
		scfdie();

	assert(fmrilen < bufsz);
	if (deleted)
		warn(emsg_deleted);
}

/*
 * Entity listing.  Entities and colon namespaces (e.g., :properties and
 * :statistics) are listed for the current selection.
 */
void
lscf_list(const char *pattern)
{
	scf_iter_t *iter;
	char *buf;
	int ret;

	lscf_prep_hndl();

	if (cur_level != NULL) {
		struct snaplevel *elt;

		(void) fputs(COLON_NAMESPACES, stdout);

		elt = uu_list_next(cur_levels, cur_elt);
		if (elt == NULL)
			return;

		/*
		 * For now, we know that the next level is an instance.  But
		 * if we ever have multiple scopes, this could be complicated.
		 */
		buf = safe_malloc(max_scf_name_len + 1);
		if (scf_snaplevel_get_instance_name(elt->sl, buf,
		    max_scf_name_len + 1) >= 0) {
			(void) puts(buf);
		} else {
			if (scf_error() != SCF_ERROR_DELETED)
				scfdie();
		}

		free(buf);

		return;
	}

	if (cur_inst != NULL) {
		(void) fputs(COLON_NAMESPACES, stdout);
		return;
	}

	iter = scf_iter_create(g_hndl);
	if (iter == NULL)
		scfdie();

	buf = safe_malloc(max_scf_name_len + 1);

	if (cur_svc != NULL) {
		/* List the instances in this service. */
		scf_instance_t *inst;

		inst = scf_instance_create(g_hndl);
		if (inst == NULL)
			scfdie();

		if (scf_iter_service_instances(iter, cur_svc) == 0) {
			safe_printf(COLON_NAMESPACES);

			for (;;) {
				ret = scf_iter_next_instance(iter, inst);
				if (ret == 0)
					break;
				if (ret != 1) {
					if (scf_error() != SCF_ERROR_DELETED)
						scfdie();

					break;
				}

				if (scf_instance_get_name(inst, buf,
				    max_scf_name_len + 1) >= 0) {
					if (pattern == NULL ||
					    fnmatch(pattern, buf, 0) == 0)
						(void) puts(buf);
				} else {
					if (scf_error() != SCF_ERROR_DELETED)
						scfdie();
				}
			}
		} else {
			if (scf_error() != SCF_ERROR_DELETED)
				scfdie();
		}

		scf_instance_destroy(inst);
	} else {
		/* List the services in this scope. */
		scf_service_t *svc;

		assert(cur_scope != NULL);

		svc = scf_service_create(g_hndl);
		if (svc == NULL)
			scfdie();

		if (scf_iter_scope_services(iter, cur_scope) != SCF_SUCCESS)
			scfdie();

		for (;;) {
			ret = scf_iter_next_service(iter, svc);
			if (ret == 0)
				break;
			if (ret != 1)
				scfdie();

			if (scf_service_get_name(svc, buf,
			    max_scf_name_len + 1) >= 0) {
				if (pattern == NULL ||
				    fnmatch(pattern, buf, 0) == 0)
					safe_printf("%s\n", buf);
			} else {
				if (scf_error() != SCF_ERROR_DELETED)
					scfdie();
			}
		}

		scf_service_destroy(svc);
	}

	free(buf);
	scf_iter_destroy(iter);
}

/*
 * Entity addition.  Creates an empty entity in the current selection.
 */
void
lscf_add(const char *name)
{
	lscf_prep_hndl();

	if (cur_snap != NULL) {
		semerr(emsg_cant_modify_snapshots);
	} else if (cur_inst != NULL) {
		semerr(gettext("Cannot add entities to an instance.\n"));
	} else if (cur_svc != NULL) {

		if (scf_service_add_instance(cur_svc, name, NULL) !=
		    SCF_SUCCESS) {
			switch (scf_error()) {
			case SCF_ERROR_INVALID_ARGUMENT:
				semerr(gettext("Invalid name.\n"));
				break;

			case SCF_ERROR_EXISTS:
				semerr(gettext("Instance already exists.\n"));
				break;

			case SCF_ERROR_PERMISSION_DENIED:
				semerr(emsg_permission_denied);
				break;

			default:
				scfdie();
			}
		}
	} else {
		assert(cur_scope != NULL);

		if (scf_scope_add_service(cur_scope, name, NULL) !=
		    SCF_SUCCESS) {
			switch (scf_error()) {
			case SCF_ERROR_INVALID_ARGUMENT:
				semerr(gettext("Invalid name.\n"));
				break;

			case SCF_ERROR_EXISTS:
				semerr(gettext("Service already exists.\n"));
				break;

			case SCF_ERROR_PERMISSION_DENIED:
				semerr(emsg_permission_denied);
				break;

			case SCF_ERROR_BACKEND_READONLY:
				semerr(emsg_read_only);
				break;

			default:
				scfdie();
			}
		}
	}
}

/*
 * Entity deletion.
 */

/*
 * Delete the property group <fmri>/:properties/<name>.  Returns
 * SCF_ERROR_NONE on success (or if the entity is not found),
 * SCF_ERROR_INVALID_ARGUMENT if the fmri is bad, SCF_ERROR_TYPE_MISMATCH if
 * the pg is the wrong type, or SCF_ERROR_PERMISSION_DENIED if permission was
 * denied.
 */
static scf_error_t
delete_dependency_pg(const char *fmri, const char *name)
{
	void *entity = NULL;
	int isservice;
	scf_propertygroup_t *pg = NULL;
	scf_error_t result;
	char *pgty;

	result = fmri_to_entity(g_hndl, fmri, &entity, &isservice);
	switch (result) {
	case SCF_ERROR_NONE:
		break;

	case SCF_ERROR_NO_MEMORY:
		uu_die(gettext("Out of memory.\n"));
		/* NOTREACHED */

	case SCF_ERROR_INVALID_ARGUMENT:
	case SCF_ERROR_CONSTRAINT_VIOLATED:
		return (SCF_ERROR_INVALID_ARGUMENT);

	case SCF_ERROR_NOT_FOUND:
		result = SCF_ERROR_NONE;
		goto out;

	default:
		bad_error("fmri_to_entity", result);
	}

	pg = scf_pg_create(g_hndl);
	if (pg == NULL)
		scfdie();

	if (entity_get_pg(entity, isservice, name, pg) != 0) {
		if (scf_error() != SCF_ERROR_NOT_FOUND)
			scfdie();

		result = SCF_ERROR_NONE;
		goto out;
	}

	pgty = safe_malloc(max_scf_pg_type_len + 1);

	if (scf_pg_get_type(pg, pgty, max_scf_pg_type_len + 1) < 0)
		scfdie();

	if (strcmp(pgty, SCF_GROUP_DEPENDENCY) != 0) {
		result = SCF_ERROR_TYPE_MISMATCH;
		free(pgty);
		goto out;
	}

	free(pgty);

	if (scf_pg_delete(pg) == 0) {
		scf_instance_t *inst = NULL;
		scf_iter_t *iter = NULL;
		char *name_buf = NULL;

		result = SCF_ERROR_NONE;

		if (isservice) {
			if ((inst = scf_instance_create(g_hndl)) == NULL ||
			    (iter = scf_iter_create(g_hndl)) == NULL)
				scfdie();

			name_buf = safe_malloc(max_scf_name_len + 1);
		}
		(void) refresh_entity(isservice, entity, fmri, inst, iter,
		    name_buf);

		free(name_buf);
		scf_iter_destroy(iter);
		scf_instance_destroy(inst);
	} else if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
		scfdie();
	else
		result = SCF_ERROR_PERMISSION_DENIED;

out:
	scf_pg_destroy(pg);
	if (entity != NULL)
		entity_destroy(entity, isservice);

	return (result);
}

static int
delete_dependents(scf_propertygroup_t *pg)
{
	char *pgty, *name, *fmri;
	scf_property_t *prop;
	scf_value_t *val;
	scf_iter_t *iter;
	int r;
	scf_error_t err;

	/* Verify that the pg has the correct type. */
	pgty = safe_malloc(max_scf_pg_type_len + 1);
	if (scf_pg_get_type(pg, pgty, max_scf_pg_type_len + 1) < 0)
		scfdie();

	if (strcmp(pgty, scf_group_framework) != 0) {
		if (g_verbose) {
			fmri = safe_malloc(max_scf_fmri_len + 1);
			if (scf_pg_to_fmri(pg, fmri, max_scf_fmri_len + 1) < 0)
				scfdie();

			warn(gettext("Property group %s is not of expected "
			    "type %s.\n"), fmri, scf_group_framework);

			free(fmri);
		}

		free(pgty);
		return (-1);
	}

	free(pgty);

	/* map delete_dependency_pg onto the properties. */
	if ((prop = scf_property_create(g_hndl)) == NULL ||
	    (val = scf_value_create(g_hndl)) == NULL ||
	    (iter = scf_iter_create(g_hndl)) == NULL)
		scfdie();

	if (scf_iter_pg_properties(iter, pg) != SCF_SUCCESS)
		scfdie();

	name = safe_malloc(max_scf_name_len + 1);
	fmri = safe_malloc(max_scf_fmri_len + 2);

	while ((r = scf_iter_next_property(iter, prop)) == 1) {
		scf_type_t ty;

		if (scf_property_get_name(prop, name, max_scf_name_len + 1) < 0)
			scfdie();

		if (scf_property_type(prop, &ty) != SCF_SUCCESS)
			scfdie();

		if ((ty != SCF_TYPE_ASTRING &&
		    prop_check_type(prop, SCF_TYPE_FMRI) != 0) ||
		    prop_get_val(prop, val) != 0)
			continue;

		if (scf_value_get_astring(val, fmri, max_scf_fmri_len + 2) < 0)
			scfdie();

		err = delete_dependency_pg(fmri, name);
		if (err == SCF_ERROR_INVALID_ARGUMENT && g_verbose) {
			if (scf_property_to_fmri(prop, fmri,
			    max_scf_fmri_len + 2) < 0)
				scfdie();

			warn(gettext("Value of %s is not a valid FMRI.\n"),
			    fmri);
		} else if (err == SCF_ERROR_TYPE_MISMATCH && g_verbose) {
			warn(gettext("Property group \"%s\" of entity \"%s\" "
			    "does not have dependency type.\n"), name, fmri);
		} else if (err == SCF_ERROR_PERMISSION_DENIED && g_verbose) {
			warn(gettext("Could not delete property group \"%s\" "
			    "of entity \"%s\" (permission denied).\n"), name,
			    fmri);
		}
	}
	if (r == -1)
		scfdie();

	scf_value_destroy(val);
	scf_property_destroy(prop);

	return (0);
}

/*
 * Returns 1 if the instance may be running, and 0 otherwise.
 */
static int
inst_is_running(scf_instance_t *inst)
{
	scf_propertygroup_t *pg;
	scf_property_t *prop;
	scf_value_t *val;
	char buf[MAX_SCF_STATE_STRING_SZ];
	int ret = 0;
	ssize_t szret;

	if ((pg = scf_pg_create(g_hndl)) == NULL ||
	    (prop = scf_property_create(g_hndl)) == NULL ||
	    (val = scf_value_create(g_hndl)) == NULL)
		scfdie();

	if (scf_instance_get_pg(inst, SCF_PG_RESTARTER, pg) != SCF_SUCCESS) {
		if (scf_error() != SCF_ERROR_NOT_FOUND)
			scfdie();
		goto out;
	}

	if (pg_get_prop(pg, SCF_PROPERTY_STATE, prop) != 0 ||
	    prop_check_type(prop, SCF_TYPE_ASTRING) != 0 ||
	    prop_get_val(prop, val) != 0)
		goto out;

	szret = scf_value_get_astring(val, buf, sizeof (buf));
	assert(szret >= 0);

	ret = (strcmp(buf, SCF_STATE_STRING_ONLINE) == 0 ||
	    strcmp(buf, SCF_STATE_STRING_DEGRADED) == 0) ? 1 : 0;

out:
	scf_value_destroy(val);
	scf_property_destroy(prop);
	scf_pg_destroy(pg);
	return (ret);
}

static int
lscf_instance_delete(scf_instance_t *inst, int force)
{
	scf_propertygroup_t *pg;

	/* If we're not forcing and the instance is running, refuse. */
	if (!force && inst_is_running(inst)) {
		char *fmri;

		fmri = safe_malloc(max_scf_fmri_len + 1);

		if (scf_instance_to_fmri(inst, fmri, max_scf_fmri_len + 1) < 0)
			scfdie();

		semerr(gettext("Instance %s may be running.  "
		    "Use delete -f if it is not.\n"), fmri);

		free(fmri);
		return (-1);
	}

	pg = scf_pg_create(g_hndl);
	if (pg == NULL)
		scfdie();

	if (scf_instance_get_pg(inst, SCF_PG_DEPENDENTS, pg) == SCF_SUCCESS)
		(void) delete_dependents(pg);
	else if (scf_error() != SCF_ERROR_NOT_FOUND)
		scfdie();

	scf_pg_destroy(pg);

	if (scf_instance_delete(inst) != SCF_SUCCESS) {
		if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
			scfdie();

		semerr(emsg_permission_denied);

		return (-1);
	}

	return (0);
}

static int
lscf_service_delete(scf_service_t *svc, int force)
{
	int r;
	scf_instance_t *inst;
	scf_propertygroup_t *pg;
	scf_iter_t *iter;

	if ((inst = scf_instance_create(g_hndl)) == NULL ||
	    (pg = scf_pg_create(g_hndl)) == NULL ||
	    (iter = scf_iter_create(g_hndl)) == NULL)
		scfdie();

	if (scf_iter_service_instances(iter, svc) != SCF_SUCCESS)
		scfdie();

	for (r = scf_iter_next_instance(iter, inst);
	    r == 1;
	    r = scf_iter_next_instance(iter, inst)) {
		if (lscf_instance_delete(inst, force) == -1) {
			scf_iter_destroy(iter);
			scf_pg_destroy(pg);
			scf_instance_destroy(inst);
			return (-1);
		}
	}

	if (r != 0)
		scfdie();

	/* Delete dependency property groups in dependent services. */
	if (scf_service_get_pg(svc, SCF_PG_DEPENDENTS, pg) == SCF_SUCCESS)
		(void) delete_dependents(pg);
	else if (scf_error() != SCF_ERROR_NOT_FOUND)
		scfdie();

	scf_iter_destroy(iter);
	scf_pg_destroy(pg);
	scf_instance_destroy(inst);

	if (r != 0)
		return (-1);

	if (scf_service_delete(svc) == SCF_SUCCESS)
		return (0);

	if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
		scfdie();

	semerr(emsg_permission_denied);
	return (-1);
}

static int
delete_callback(void *data, scf_walkinfo_t *wip)
{
	int force = (int)data;

	if (wip->inst != NULL)
		(void) lscf_instance_delete(wip->inst, force);
	else
		(void) lscf_service_delete(wip->svc, force);

	return (0);
}

void
lscf_delete(const char *fmri, int force)
{
	scf_service_t *svc;
	scf_instance_t *inst;
	int ret;

	lscf_prep_hndl();

	if (cur_snap != NULL) {
		if (!snaplevel_is_instance(cur_level)) {
			char *buf;

			buf = safe_malloc(max_scf_name_len + 1);
			if (scf_instance_get_name(cur_inst, buf,
			    max_scf_name_len + 1) >= 0) {
				if (strcmp(buf, fmri) == 0) {
					semerr(emsg_cant_modify_snapshots);
					free(buf);
					return;
				}
			} else if (scf_error() != SCF_ERROR_DELETED) {
				scfdie();
			}
			free(buf);
		}
	} else if (cur_inst != NULL) {
		/* EMPTY */;
	} else if (cur_svc != NULL) {
		inst = scf_instance_create(g_hndl);
		if (inst == NULL)
			scfdie();

		if (scf_service_get_instance(cur_svc, fmri, inst) ==
		    SCF_SUCCESS) {
			(void) lscf_instance_delete(inst, force);
			scf_instance_destroy(inst);
			return;
		}

		if (scf_error() != SCF_ERROR_NOT_FOUND &&
		    scf_error() != SCF_ERROR_INVALID_ARGUMENT)
			scfdie();

		scf_instance_destroy(inst);
	} else {
		assert(cur_scope != NULL);

		svc = scf_service_create(g_hndl);
		if (svc == NULL)
			scfdie();

		if (scf_scope_get_service(cur_scope, fmri, svc) ==
		    SCF_SUCCESS) {
			(void) lscf_service_delete(svc, force);
			scf_service_destroy(svc);
			return;
		}

		if (scf_error() != SCF_ERROR_NOT_FOUND &&
		    scf_error() != SCF_ERROR_INVALID_ARGUMENT)
			scfdie();

		scf_service_destroy(svc);
	}

	/*
	 * Match FMRI to entity.
	 */
	if ((ret = scf_walk_fmri(g_hndl, 1, (char **)&fmri, SCF_WALK_SERVICE,
	    delete_callback, (void *)force, NULL, semerr)) != 0) {
		semerr(gettext("Failed to walk instances: %s\n"),
		    scf_strerror(ret));
	}
}



/*
 * :properties commands.  These all end with "pg" or "prop" and generally
 * operate on the currently selected entity.
 */

/*
 * Property listing.  List the property groups, properties, their types and
 * their values for the currently selected entity.
 */
static void
list_pg_info(const scf_propertygroup_t *pg, const char *name, size_t namewidth)
{
	char *buf;
	uint32_t flags;

	buf = safe_malloc(max_scf_pg_type_len + 1);

	if (scf_pg_get_type(pg, buf, max_scf_pg_type_len + 1) < 0)
		scfdie();

	if (scf_pg_get_flags(pg, &flags) != SCF_SUCCESS)
		scfdie();

	safe_printf("%-*s  %s", namewidth, name, buf);

	if (flags & SCF_PG_FLAG_NONPERSISTENT)
		safe_printf("\tNONPERSISTENT");

	safe_printf("\n");

	free(buf);
}

static boolean_t
prop_has_multiple_values(const scf_property_t *prop, scf_value_t *val)
{
	if (scf_property_get_value(prop, val) == 0) {
		return (B_FALSE);
	} else {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
			return (B_FALSE);
		case SCF_ERROR_CONSTRAINT_VIOLATED:
			return (B_TRUE);
		default:
			scfdie();
			/*NOTREACHED*/
		}
	}
}

static void
list_prop_info(const scf_property_t *prop, const char *name, size_t len)
{
	scf_iter_t *iter;
	scf_value_t *val;
	const char *type;
	int multiple_strings = 0;
	int ret;

	if ((iter = scf_iter_create(g_hndl)) == NULL ||
	    (val = scf_value_create(g_hndl)) == NULL)
		scfdie();

	type = prop_to_typestr(prop);
	assert(type != NULL);

	safe_printf("%-*s  %-7s ", len, name, type);

	if (prop_has_multiple_values(prop, val) &&
	    (scf_value_type(val) == SCF_TYPE_ASTRING ||
	    scf_value_type(val) == SCF_TYPE_USTRING))
		multiple_strings = 1;

	if (scf_iter_property_values(iter, prop) != SCF_SUCCESS)
		scfdie();

	while ((ret = scf_iter_next_value(iter, val)) == 1) {
		char *buf;
		ssize_t vlen, szret;

		vlen = scf_value_get_as_string(val, NULL, 0);
		if (vlen < 0)
			scfdie();

		buf = safe_malloc(vlen + 1);

		szret = scf_value_get_as_string(val, buf, vlen + 1);
		if (szret < 0)
			scfdie();
		assert(szret <= vlen);

		/* This is to be human-readable, so don't use CHARS_TO_QUOTE */
		if (multiple_strings || strpbrk(buf, " \t\n\"()") != NULL) {
			safe_printf(" \"");
			(void) quote_and_print(buf, stdout);
			(void) putchar('"');
			if (ferror(stdout)) {
				(void) putchar('\n');
				uu_die(gettext("Error writing to stdout.\n"));
			}
		} else {
			safe_printf(" %s", buf);
		}

		free(buf);
	}
	if (ret != 0)
		scfdie();

	if (putchar('\n') != '\n')
		uu_die(gettext("Could not output newline"));
}

static void
listprop(const char *pattern, int only_pgs)
{
	scf_propertygroup_t *pg;
	scf_property_t *prop;
	scf_iter_t *iter, *piter;
	char *pgnbuf, *prnbuf, *ppnbuf;

	void **objects;
	char **names;
	int allocd, i;

	int ret;
	ssize_t pgnlen, prnlen, szret;
	size_t max_len = 0;

	if (cur_svc == NULL && cur_inst == NULL) {
		semerr(emsg_entity_not_selected);
		return;
	}

	if ((pg = scf_pg_create(g_hndl)) == NULL ||
	    (prop = scf_property_create(g_hndl)) == NULL ||
	    (iter = scf_iter_create(g_hndl)) == NULL ||
	    (piter = scf_iter_create(g_hndl)) == NULL)
		scfdie();

	prnbuf = safe_malloc(max_scf_name_len + 1);

	if (cur_level != NULL)
		ret = scf_iter_snaplevel_pgs(iter, cur_level);
	else if (cur_inst != NULL)
		ret = scf_iter_instance_pgs(iter, cur_inst);
	else
		ret = scf_iter_service_pgs(iter, cur_svc);
	if (ret != 0) {
		if (scf_error() == SCF_ERROR_DELETED)
			scfdie();
		return;
	}

	/*
	 * We want to only list items which match pattern, and we want the
	 * second column to line up, so during the first pass we'll save
	 * matching items & their names in objects and names, computing the
	 * maximum name length as we go, and then we'll print them out.
	 *
	 * Note: We always keep an extra slot available so the array can be
	 * NULL-terminated.
	 */
	i = 0;
	allocd = 1;
	objects = safe_malloc(sizeof (*objects));
	names = safe_malloc(sizeof (*names));

	while ((ret = scf_iter_next_pg(iter, pg)) == 1) {
		int new_pg = 0;

		pgnlen = scf_pg_get_name(pg, NULL, 0);
		if (pgnlen < 0)
			scfdie();

		pgnbuf = safe_malloc(pgnlen + 1);

		szret = scf_pg_get_name(pg, pgnbuf, pgnlen + 1);
		if (szret < 0)
			scfdie();
		assert(szret <= pgnlen);

		if (pattern == NULL ||
		    fnmatch(pattern, pgnbuf, 0) == 0) {
			if (i+1 >= allocd) {
				allocd *= 2;
				objects = realloc(objects,
				    sizeof (*objects) * allocd);
				names =
				    realloc(names, sizeof (*names) * allocd);
				if (objects == NULL || names == NULL)
					uu_die(gettext("Out of memory"));
			}
			objects[i] = pg;
			names[i] = pgnbuf;
			++i;

			if (pgnlen > max_len)
				max_len = pgnlen;

			new_pg = 1;
		}

		if (only_pgs) {
			if (new_pg) {
				pg = scf_pg_create(g_hndl);
				if (pg == NULL)
					scfdie();
			} else
				free(pgnbuf);

			continue;
		}

		if (scf_iter_pg_properties(piter, pg) != SCF_SUCCESS)
			scfdie();

		while ((ret = scf_iter_next_property(piter, prop)) == 1) {
			prnlen = scf_property_get_name(prop, prnbuf,
			    max_scf_name_len + 1);
			if (prnlen < 0)
				scfdie();

			/* Will prepend the property group name and a slash. */
			prnlen += pgnlen + 1;

			ppnbuf = safe_malloc(prnlen + 1);

			if (snprintf(ppnbuf, prnlen + 1, "%s/%s", pgnbuf,
			    prnbuf) < 0)
				uu_die("snprintf");

			if (pattern == NULL ||
			    fnmatch(pattern, ppnbuf, 0) == 0) {
				if (i+1 >= allocd) {
					allocd *= 2;
					objects = realloc(objects,
					    sizeof (*objects) * allocd);
					names = realloc(names,
					    sizeof (*names) * allocd);
					if (objects == NULL || names == NULL)
						uu_die(gettext("Out of "
						    "memory"));
				}

				objects[i] = prop;
				names[i] = ppnbuf;
				++i;

				if (prnlen > max_len)
					max_len = prnlen;

				prop = scf_property_create(g_hndl);
			} else {
				free(ppnbuf);
			}
		}

		if (new_pg) {
			pg = scf_pg_create(g_hndl);
			if (pg == NULL)
				scfdie();
		} else
			free(pgnbuf);
	}
	if (ret != 0)
		scfdie();

	objects[i] = NULL;

	scf_pg_destroy(pg);
	scf_property_destroy(prop);

	for (i = 0; objects[i] != NULL; ++i) {
		if (strchr(names[i], '/') == NULL) {
			/* property group */
			pg = (scf_propertygroup_t *)objects[i];
			list_pg_info(pg, names[i], max_len);
			free(names[i]);
			scf_pg_destroy(pg);
		} else {
			/* property */
			prop = (scf_property_t *)objects[i];
			list_prop_info(prop, names[i], max_len);
			free(names[i]);
			scf_property_destroy(prop);
		}
	}

	free(names);
	free(objects);
}

void
lscf_listpg(const char *pattern)
{
	lscf_prep_hndl();

	listprop(pattern, 1);
}

/*
 * Property group and property creation, setting, and deletion.  setprop (and
 * its alias, addprop) can either create a property group of a given type, or
 * it can create or set a property to a given type and list of values.
 */
void
lscf_addpg(const char *name, const char *type, const char *flags)
{
	scf_propertygroup_t *pg;
	int ret;
	uint32_t flgs = 0;
	const char *cp;


	lscf_prep_hndl();

	if (cur_snap != NULL) {
		semerr(emsg_cant_modify_snapshots);
		return;
	}

	if (cur_inst == NULL && cur_svc == NULL) {
		semerr(emsg_entity_not_selected);
		return;
	}

	if (flags != NULL) {
		for (cp = flags; *cp != '\0'; ++cp) {
			switch (*cp) {
			case 'P':
				flgs |= SCF_PG_FLAG_NONPERSISTENT;
				break;

			case 'p':
				flgs &= ~SCF_PG_FLAG_NONPERSISTENT;
				break;

			default:
				semerr(gettext("Invalid property group flag "
				    "%c."), *cp);
				return;
			}
		}
	}

	pg = scf_pg_create(g_hndl);
	if (pg == NULL)
		scfdie();

	if (cur_inst != NULL)
		ret = scf_instance_add_pg(cur_inst, name, type, flgs, pg);
	else
		ret = scf_service_add_pg(cur_svc, name, type, flgs, pg);

	if (ret != SCF_SUCCESS) {
		switch (scf_error()) {
		case SCF_ERROR_INVALID_ARGUMENT:
			semerr(gettext("Name, type, or flags are invalid.\n"));
			break;

		case SCF_ERROR_EXISTS:
			semerr(gettext("Property group already exists.\n"));
			break;

		case SCF_ERROR_PERMISSION_DENIED:
			semerr(emsg_permission_denied);
			break;

		case SCF_ERROR_BACKEND_ACCESS:
			semerr(gettext("Backend refused access.\n"));
			break;

		default:
			scfdie();
		}
	}

	scf_pg_destroy(pg);
}

void
lscf_delpg(char *name)
{
	lscf_prep_hndl();

	if (cur_snap != NULL) {
		semerr(emsg_cant_modify_snapshots);
		return;
	}

	if (cur_inst == NULL && cur_svc == NULL) {
		semerr(emsg_entity_not_selected);
		return;
	}

	if (strchr(name, '/') != NULL) {
		semerr(emsg_invalid_pg_name, name);
		return;
	}

	lscf_delprop(name);
}

void
lscf_listprop(const char *pattern)
{
	lscf_prep_hndl();

	listprop(pattern, 0);
}

int
lscf_setprop(const char *pgname, const char *type, const char *value,
    const uu_list_t *values)
{
	scf_type_t ty;
	scf_propertygroup_t *pg;
	scf_property_t *prop;
	int ret, result = 0;
	scf_transaction_t *tx;
	scf_transaction_entry_t *e;
	scf_value_t *v;
	uu_list_walk_t *walk;
	string_list_t *sp;
	char *propname;
	int req_quotes = 0;

	lscf_prep_hndl();

	if ((e = scf_entry_create(g_hndl)) == NULL ||
	    (pg = scf_pg_create(g_hndl)) == NULL ||
	    (prop = scf_property_create(g_hndl)) == NULL ||
	    (tx = scf_transaction_create(g_hndl)) == NULL)
		scfdie();

	if (cur_snap != NULL) {
		semerr(emsg_cant_modify_snapshots);
		goto fail;
	}

	if (cur_inst == NULL && cur_svc == NULL) {
		semerr(emsg_entity_not_selected);
		goto fail;
	}

	propname = strchr(pgname, '/');
	if (propname == NULL) {
		semerr(gettext("Property names must contain a `/'.\n"));
		goto fail;
	}

	*propname = '\0';
	++propname;

	if (type != NULL) {
		ty = string_to_type(type);
		if (ty == SCF_TYPE_INVALID) {
			semerr(gettext("Unknown type \"%s\".\n"), type);
			goto fail;
		}
	}

	if (cur_inst != NULL)
		ret = scf_instance_get_pg(cur_inst, pgname, pg);
	else
		ret = scf_service_get_pg(cur_svc, pgname, pg);
	if (ret != SCF_SUCCESS) {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
			semerr(emsg_no_such_pg, pgname);
			goto fail;

		case SCF_ERROR_INVALID_ARGUMENT:
			semerr(emsg_invalid_pg_name, pgname);
			goto fail;

		default:
			scfdie();
			break;
		}
	}

	do {
		if (scf_pg_update(pg) == -1)
			scfdie();
		if (scf_transaction_start(tx, pg) != SCF_SUCCESS) {
			if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
				scfdie();

			semerr(emsg_permission_denied);
			goto fail;
		}

		ret = scf_pg_get_property(pg, propname, prop);
		if (ret == SCF_SUCCESS) {
			scf_type_t current_ty;

			if (scf_property_type(prop, &current_ty) != SCF_SUCCESS)
				scfdie();

			if (type == NULL)
				ty = current_ty;
			if (scf_transaction_property_change_type(tx, e,
			    propname, ty) == -1)
				scfdie();

		} else if (scf_error() == SCF_ERROR_NOT_FOUND) {
			if (type == NULL) {
				semerr(
			gettext("Type required for new properties.\n"));
				goto fail;
			}
			if (scf_transaction_property_new(tx, e, propname,
			    ty) == -1)
				scfdie();
		} else if (scf_error() == SCF_ERROR_INVALID_ARGUMENT) {
			semerr(emsg_invalid_prop_name, propname);
			goto fail;
		} else {
			scfdie();
		}

		if (ty == SCF_TYPE_ASTRING || ty == SCF_TYPE_USTRING)
			req_quotes = 1;

		if (value != NULL) {
			v = string_to_value(value, ty, 0);

			if (v == NULL)
				goto fail;

			ret = scf_entry_add_value(e, v);
			assert(ret == SCF_SUCCESS);
		} else {
			assert(values != NULL);

			walk = uu_list_walk_start((uu_list_t *)values,
			    UU_WALK_REVERSE);
			if (walk == NULL)
				uu_die(gettext("Could not walk list"));

			for (sp = uu_list_walk_next(walk); sp != NULL;
			    sp = uu_list_walk_next(walk)) {
				v = string_to_value(sp->str, ty, req_quotes);

				if (v == NULL) {
					scf_entry_destroy_children(e);
					goto fail;
				}

				ret = scf_entry_add_value(e, v);
				assert(ret == SCF_SUCCESS);
			}
			uu_list_walk_end(walk);
		}
		result = scf_transaction_commit(tx);

		scf_transaction_reset(tx);
		scf_entry_destroy_children(e);
	} while (result == 0);

	if (result < 0) {
		if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
			scfdie();

		semerr(emsg_permission_denied);
		goto fail;
	}

	scf_transaction_destroy(tx);
	scf_entry_destroy(e);
	scf_pg_destroy(pg);
	scf_property_destroy(prop);

	return (0);

fail:
	scf_transaction_destroy(tx);
	scf_entry_destroy(e);
	scf_pg_destroy(pg);
	scf_property_destroy(prop);

	return (-1);
}

void
lscf_delprop(char *pgn)
{
	char *slash, *pn;
	scf_propertygroup_t *pg;
	scf_transaction_t *tx;
	scf_transaction_entry_t *e;
	int ret;


	lscf_prep_hndl();

	if (cur_snap != NULL) {
		semerr(emsg_cant_modify_snapshots);
		return;
	}

	if (cur_inst == NULL && cur_svc == NULL) {
		semerr(emsg_entity_not_selected);
		return;
	}

	pg = scf_pg_create(g_hndl);
	if (pg == NULL)
		scfdie();

	slash = strchr(pgn, '/');
	if (slash == NULL) {
		pn = NULL;
	} else {
		*slash = '\0';
		pn = slash + 1;
	}

	if (cur_inst != NULL)
		ret = scf_instance_get_pg(cur_inst, pgn, pg);
	else
		ret = scf_service_get_pg(cur_svc, pgn, pg);
	if (ret != SCF_SUCCESS) {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
			semerr(emsg_no_such_pg, pgn);
			break;

		case SCF_ERROR_INVALID_ARGUMENT:
			semerr(emsg_invalid_pg_name, pgn);
			break;

		default:
			scfdie();
		}

		scf_pg_destroy(pg);

		return;
	}

	if (pn == NULL) {
		/* Try to delete the property group. */
		if (scf_pg_delete(pg) != SCF_SUCCESS) {
			if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
				scfdie();

			semerr(emsg_permission_denied);
		}

		scf_pg_destroy(pg);
		return;
	}

	e = scf_entry_create(g_hndl);
	tx = scf_transaction_create(g_hndl);

	do {
		if (scf_pg_update(pg) == -1)
			scfdie();
		if (scf_transaction_start(tx, pg) != SCF_SUCCESS) {
			if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
				scfdie();

			semerr(emsg_permission_denied);
			break;
		}

		if (scf_transaction_property_delete(tx, e, pn) != SCF_SUCCESS) {
			if (scf_error() == SCF_ERROR_NOT_FOUND) {
				semerr(gettext("No such property %s/%s.\n"),
				    pgn, pn);
				break;
			} else if (scf_error() == SCF_ERROR_INVALID_ARGUMENT) {
				semerr(emsg_invalid_prop_name, pn);
				break;
			} else {
				scfdie();
			}
		}

		ret = scf_transaction_commit(tx);

		if (ret == 0)
			scf_transaction_reset(tx);
	} while (ret == 0);

	if (ret < 0) {
		if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
			scfdie();

		semerr(emsg_permission_denied);
	}

	scf_transaction_destroy(tx);
	scf_entry_destroy(e);
	scf_pg_destroy(pg);
}

/*
 * Property editing.
 */

static int
write_edit_script(FILE *strm)
{
	char *fmribuf;
	ssize_t fmrilen;

	scf_propertygroup_t *pg;
	scf_property_t *prop;
	scf_value_t *val;
	scf_type_t ty;
	int ret, result = 0;
	scf_iter_t *iter, *piter, *viter;
	char *buf, *tybuf, *pname;
	const char *emsg_write_error;


	emsg_write_error = gettext("Error writing temoprary file: %s.\n");


	/* select fmri */
	if (cur_inst != NULL) {
		fmrilen = scf_instance_to_fmri(cur_inst, NULL, 0);
		if (fmrilen < 0)
			scfdie();
		fmribuf = safe_malloc(fmrilen + 1);
		if (scf_instance_to_fmri(cur_inst, fmribuf, fmrilen + 1) < 0)
			scfdie();
	} else {
		assert(cur_svc != NULL);
		fmrilen = scf_service_to_fmri(cur_svc, NULL, 0);
		if (fmrilen < 0)
			scfdie();
		fmribuf = safe_malloc(fmrilen + 1);
		if (scf_service_to_fmri(cur_svc, fmribuf, fmrilen + 1) < 0)
			scfdie();
	}

	if (fprintf(strm, "select %s\n\n", fmribuf) < 0) {
		warn(emsg_write_error, strerror(errno));
		free(fmribuf);
		return (-1);
	}

	free(fmribuf);


	if ((pg = scf_pg_create(g_hndl)) == NULL ||
	    (prop = scf_property_create(g_hndl)) == NULL ||
	    (val = scf_value_create(g_hndl)) == NULL ||
	    (iter = scf_iter_create(g_hndl)) == NULL ||
	    (piter = scf_iter_create(g_hndl)) == NULL ||
	    (viter = scf_iter_create(g_hndl)) == NULL)
		scfdie();

	buf = safe_malloc(max_scf_name_len + 1);
	tybuf = safe_malloc(max_scf_pg_type_len + 1);
	pname = safe_malloc(max_scf_name_len + 1);

	if (cur_inst != NULL)
		ret = scf_iter_instance_pgs(iter, cur_inst);
	else
		ret = scf_iter_service_pgs(iter, cur_svc);
	if (ret != SCF_SUCCESS)
		scfdie();

	while ((ret = scf_iter_next_pg(iter, pg)) == 1) {
		int ret2;

		/*
		 * # delprop pg
		 * # addpg pg type
		 */
		if (scf_pg_get_name(pg, buf, max_scf_name_len + 1) < 0)
			scfdie();

		if (scf_pg_get_type(pg, tybuf, max_scf_pg_type_len + 1) < 0)
			scfdie();

		if (fprintf(strm, "# Property group \"%s\"\n"
		    "# delprop %s\n"
		    "# addpg %s %s\n", buf, buf, buf, tybuf) < 0) {
			warn(emsg_write_error, strerror(errno));
			result = -1;
			goto out;
		}

		/* # setprop pg/prop = (values) */

		if (scf_iter_pg_properties(piter, pg) != SCF_SUCCESS)
			scfdie();

		while ((ret2 = scf_iter_next_property(piter, prop)) == 1) {
			int first = 1;
			int ret3;
			int multiple_strings = 0;

			if (scf_property_get_name(prop, pname,
			    max_scf_name_len + 1) < 0)
				scfdie();

			if (scf_property_type(prop, &ty) != 0)
				scfdie();

			if (fprintf(strm, "# setprop %s/%s = %s: (", buf,
			    pname, scf_type_to_string(ty)) < 0) {
				warn(emsg_write_error, strerror(errno));
				result = -1;
				goto out;
			}

			if (prop_has_multiple_values(prop, val) &&
			    (ty == SCF_TYPE_ASTRING || ty == SCF_TYPE_USTRING))
				multiple_strings = 1;

			if (scf_iter_property_values(viter, prop) !=
			    SCF_SUCCESS)
				scfdie();

			while ((ret3 = scf_iter_next_value(viter, val)) == 1) {
				char *buf;
				ssize_t buflen;

				buflen = scf_value_get_as_string(val, NULL, 0);
				if (buflen < 0)
					scfdie();

				buf = safe_malloc(buflen + 1);

				if (scf_value_get_as_string(val, buf,
				    buflen + 1) < 0)
					scfdie();

				if (first)
					first = 0;
				else {
					if (putc(' ', strm) != ' ') {
						warn(emsg_write_error,
						    strerror(errno));
						result = -1;
						goto out;
					}
				}

				if (multiple_strings ||
				    strpbrk(buf, CHARS_TO_QUOTE) != NULL) {
					(void) putc('"', strm);
					(void) quote_and_print(buf, strm);
					(void) putc('"', strm);

					if (ferror(strm)) {
						warn(emsg_write_error,
						    strerror(errno));
						result = -1;
						goto out;
					}
				} else {
					if (fprintf(strm, "%s", buf) < 0) {
						warn(emsg_write_error,
						    strerror(errno));
						result = -1;
						goto out;
					}
				}

				free(buf);
			}
			if (ret3 < 0)
				scfdie();

			if (fputs(")\n", strm) < 0) {
				warn(emsg_write_error, strerror(errno));
				result = -1;
				goto out;
			}
		}
		if (ret2 < 0)
			scfdie();

		if (fputc('\n', strm) == EOF) {
			warn(emsg_write_error, strerror(errno));
			result = -1;
			goto out;
		}
	}
	if (ret < 0)
		scfdie();

out:
	free(pname);
	free(tybuf);
	free(buf);
	scf_iter_destroy(viter);
	scf_iter_destroy(piter);
	scf_iter_destroy(iter);
	scf_value_destroy(val);
	scf_property_destroy(prop);
	scf_pg_destroy(pg);

	if (result == 0) {
		if (fflush(strm) != 0) {
			warn(emsg_write_error, strerror(errno));
			return (-1);
		}
	}

	return (result);
}

int
lscf_editprop()
{
	char *buf, *editor;
	size_t bufsz;
	int tmpfd;
	char tempname[] = TEMP_FILE_PATTERN;

	lscf_prep_hndl();

	if (cur_snap != NULL) {
		semerr(emsg_cant_modify_snapshots);
		return (-1);
	}

	if (cur_svc == NULL && cur_inst == NULL) {
		semerr(emsg_entity_not_selected);
		return (-1);
	}

	tmpfd = mkstemp(tempname);
	if (tmpfd == -1) {
		semerr(gettext("Could not create temporary file.\n"));
		return (-1);
	}

	(void) strcpy(tempfilename, tempname);

	tempfile = fdopen(tmpfd, "r+");
	if (tempfile == NULL) {
		warn(gettext("Could not create temporary file.\n"));
		if (close(tmpfd) == -1)
			warn(gettext("Could not close temporary file: %s.\n"),
			    strerror(errno));

		remove_tempfile();

		return (-1);
	}

	if (write_edit_script(tempfile) == -1) {
		remove_tempfile();
		return (-1);
	}

	editor = getenv("EDITOR");
	if (editor == NULL)
		editor = "vi";

	bufsz = strlen(editor) + 1 + strlen(tempname) + 1;
	buf = safe_malloc(bufsz);

	if (snprintf(buf, bufsz, "%s %s", editor, tempname) < 0)
		uu_die(gettext("Error creating editor command"));

	if (system(buf) == -1) {
		semerr(gettext("Could not launch editor %s: %s\n"), editor,
		    strerror(errno));
		free(buf);
		remove_tempfile();
		return (-1);
	}

	free(buf);

	(void) engine_source(tempname, est->sc_cmd_flags & SC_CMD_IACTIVE);

	remove_tempfile();

	return (0);
}

static void
add_string(uu_list_t *strlist, const char *str)
{
	string_list_t *elem;
	elem = safe_malloc(sizeof (*elem));
	uu_list_node_init(elem, &elem->node, string_pool);
	elem->str = safe_strdup(str);
	if (uu_list_prepend(strlist, elem) != 0)
		uu_die(gettext("libuutil error: %s\n"),
		    uu_strerror(uu_error()));
}

/*
 * Get all property values that don't match the given glob pattern,
 * if a pattern is specified.
 */
static void
get_prop_values(scf_property_t *prop, uu_list_t *values,
    const char *pattern)
{
	scf_iter_t *iter;
	scf_value_t *val;
	int ret;

	if ((iter = scf_iter_create(g_hndl)) == NULL ||
	    (val = scf_value_create(g_hndl)) == NULL)
		scfdie();

	if (scf_iter_property_values(iter, prop) != 0)
		scfdie();

	while ((ret = scf_iter_next_value(iter, val)) == 1) {
		char *buf;
		ssize_t vlen, szret;

		vlen = scf_value_get_as_string(val, NULL, 0);
		if (vlen < 0)
			scfdie();

		buf = safe_malloc(vlen + 1);

		szret = scf_value_get_as_string(val, buf, vlen + 1);
		if (szret < 0)
			scfdie();
		assert(szret <= vlen);

		if (pattern == NULL || fnmatch(pattern, buf, 0) != 0)
			add_string(values, buf);

		free(buf);
	}

	if (ret == -1)
		scfdie();

	scf_value_destroy(val);
	scf_iter_destroy(iter);
}

static int
lscf_setpropvalue(const char *pgname, const char *type,
    const char *arg, int isadd, int isnotfoundok)
{
	scf_type_t ty;
	scf_propertygroup_t *pg;
	scf_property_t *prop;
	int ret, result = 0;
	scf_transaction_t *tx;
	scf_transaction_entry_t *e;
	scf_value_t *v;
	string_list_t *sp;
	char *propname;
	uu_list_t *values;
	uu_list_walk_t *walk;
	void *cookie = NULL;
	char *pattern = NULL;

	lscf_prep_hndl();

	if ((values = uu_list_create(string_pool, NULL, 0)) == NULL)
		uu_die(gettext("Could not create property list: %s\n"),
		    uu_strerror(uu_error()));

	if (!isadd)
		pattern = safe_strdup(arg);

	if ((e = scf_entry_create(g_hndl)) == NULL ||
	    (pg = scf_pg_create(g_hndl)) == NULL ||
	    (prop = scf_property_create(g_hndl)) == NULL ||
	    (tx = scf_transaction_create(g_hndl)) == NULL)
		scfdie();

	if (cur_snap != NULL) {
		semerr(emsg_cant_modify_snapshots);
		goto fail;
	}

	if (cur_inst == NULL && cur_svc == NULL) {
		semerr(emsg_entity_not_selected);
		goto fail;
	}

	propname = strchr(pgname, '/');
	if (propname == NULL) {
		semerr(gettext("Property names must contain a `/'.\n"));
		goto fail;
	}

	*propname = '\0';
	++propname;

	if (type != NULL) {
		ty = string_to_type(type);
		if (ty == SCF_TYPE_INVALID) {
			semerr(gettext("Unknown type \"%s\".\n"), type);
			goto fail;
		}
	}

	if (cur_inst != NULL)
		ret = scf_instance_get_pg(cur_inst, pgname, pg);
	else
		ret = scf_service_get_pg(cur_svc, pgname, pg);
	if (ret != 0) {
		switch (scf_error()) {
		case SCF_ERROR_NOT_FOUND:
			if (isnotfoundok) {
				result = 0;
			} else {
				semerr(emsg_no_such_pg, pgname);
				result = -1;
			}
			goto out;

		case SCF_ERROR_INVALID_ARGUMENT:
			semerr(emsg_invalid_pg_name, pgname);
			goto fail;

		default:
			scfdie();
		}
	}

	do {
		if (scf_pg_update(pg) == -1)
			scfdie();
		if (scf_transaction_start(tx, pg) != 0) {
			if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
				scfdie();

			semerr(emsg_permission_denied);
			goto fail;
		}

		ret = scf_pg_get_property(pg, propname, prop);
		if (ret == 0) {
			scf_type_t ptype;
			char *pat = pattern;

			if (scf_property_type(prop, &ptype) != 0)
				scfdie();

			if (isadd) {
				if (type != NULL && ptype != ty) {
					semerr(gettext("Property \"%s\" is not "
					    "of type \"%s\".\n"), propname,
					    type);
					goto fail;
				}

				pat = NULL;
			} else {
				size_t len = strlen(pat);
				if (len > 0 && pat[len - 1] == '\"')
					pat[len - 1] = '\0';
				if (len > 0 && pat[0] == '\"')
					pat++;
			}

			ty = ptype;

			get_prop_values(prop, values, pat);

			if (isadd)
				add_string(values, arg);

			if (scf_transaction_property_change(tx, e,
			    propname, ty) == -1)
				scfdie();
		} else if (scf_error() == SCF_ERROR_NOT_FOUND) {
			if (isadd) {
				if (type == NULL) {
					semerr(gettext("Type required "
					    "for new properties.\n"));
					goto fail;
				}

				add_string(values, arg);

				if (scf_transaction_property_new(tx, e,
				    propname, ty) == -1)
					scfdie();
			} else if (isnotfoundok) {
				result = 0;
				goto out;
			} else {
				semerr(gettext("No such property %s/%s.\n"),
				    pgname, propname);
				result = -1;
				goto out;
			}
		} else if (scf_error() == SCF_ERROR_INVALID_ARGUMENT) {
			semerr(emsg_invalid_prop_name, propname);
			goto fail;
		} else {
			scfdie();
		}

		walk = uu_list_walk_start(values, UU_DEFAULT);
		if (walk == NULL)
			uu_die(gettext("Could not walk property list.\n"));

		for (sp = uu_list_walk_next(walk); sp != NULL;
		    sp = uu_list_walk_next(walk)) {
			v = string_to_value(sp->str, ty, 0);

			if (v == NULL) {
				scf_entry_destroy_children(e);
				goto fail;
			}
			ret = scf_entry_add_value(e, v);
			assert(ret == 0);
		}
		uu_list_walk_end(walk);

		result = scf_transaction_commit(tx);

		scf_transaction_reset(tx);
		scf_entry_destroy_children(e);
	} while (result == 0);

	if (result < 0) {
		if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
			scfdie();

		semerr(emsg_permission_denied);
		goto fail;
	}

	result = 0;

out:
	scf_transaction_destroy(tx);
	scf_entry_destroy(e);
	scf_pg_destroy(pg);
	scf_property_destroy(prop);
	free(pattern);

	while ((sp = uu_list_teardown(values, &cookie)) != NULL) {
		free(sp->str);
		free(sp);
	}

	uu_list_destroy(values);

	return (result);

fail:
	result = -1;
	goto out;
}

int
lscf_addpropvalue(const char *pgname, const char *type, const char *value)
{
	return (lscf_setpropvalue(pgname, type, value, 1, 0));
}

int
lscf_delpropvalue(const char *pgname, const char *pattern, int isnotfoundok)
{
	return (lscf_setpropvalue(pgname, NULL, pattern, 0, isnotfoundok));
}

/*
 * Look for a standard start method, first in the instance (if any),
 * then the service.
 */
static const char *
start_method_name(int *in_instance)
{
	scf_propertygroup_t *pg;
	char **p;
	int ret;
	scf_instance_t *inst = cur_inst;

	if ((pg = scf_pg_create(g_hndl)) == NULL)
		scfdie();

again:
	for (p = start_method_names; *p != NULL; p++) {
		if (inst != NULL)
			ret = scf_instance_get_pg(inst, *p, pg);
		else
			ret = scf_service_get_pg(cur_svc, *p, pg);

		if (ret == 0) {
			size_t bufsz = strlen(SCF_GROUP_METHOD) + 1;
			char *buf = safe_malloc(bufsz);

			if ((ret = scf_pg_get_type(pg, buf, bufsz)) < 0) {
				free(buf);
				continue;
			}
			if (strcmp(buf, SCF_GROUP_METHOD) != 0) {
				free(buf);
				continue;
			}

			free(buf);
			*in_instance = (inst != NULL);
			scf_pg_destroy(pg);
			return (*p);
		}

		if (scf_error() == SCF_ERROR_NOT_FOUND)
			continue;

		scfdie();
	}

	if (inst != NULL) {
		inst = NULL;
		goto again;
	}

	scf_pg_destroy(pg);
	return (NULL);
}

static int
addpg(const char *name, const char *type)
{
	scf_propertygroup_t *pg;
	int ret;

	pg = scf_pg_create(g_hndl);
	if (pg == NULL)
		scfdie();

	if (cur_inst != NULL)
		ret = scf_instance_add_pg(cur_inst, name, type, 0, pg);
	else
		ret = scf_service_add_pg(cur_svc, name, type, 0, pg);

	if (ret != 0) {
		switch (scf_error()) {
		case SCF_ERROR_EXISTS:
			ret = 0;
			break;

		case SCF_ERROR_PERMISSION_DENIED:
			semerr(emsg_permission_denied);
			break;

		default:
			scfdie();
		}
	}

	scf_pg_destroy(pg);
	return (ret);
}

int
lscf_setenv(uu_list_t *args, int isunset)
{
	int ret = 0;
	size_t i;
	int argc;
	char **argv = NULL;
	string_list_t *slp;
	char *pattern;
	char *prop;
	int do_service = 0;
	int do_instance = 0;
	const char *method = NULL;
	const char *name = NULL;
	const char *value = NULL;
	scf_instance_t *saved_cur_inst = cur_inst;

	lscf_prep_hndl();

	argc = uu_list_numnodes(args);
	if (argc < 1)
		goto usage;

	argv = calloc(argc + 1, sizeof (char *));
	if (argv == NULL)
		uu_die(gettext("Out of memory.\n"));

	for (slp = uu_list_first(args), i = 0;
	    slp != NULL;
	    slp = uu_list_next(args, slp), ++i)
		argv[i] = slp->str;

	argv[i] = NULL;

	opterr = 0;
	optind = 0;
	for (;;) {
		ret = getopt(argc, argv, "sim:");
		if (ret == -1)
			break;

		switch (ret) {
		case 's':
			do_service = 1;
			cur_inst = NULL;
			break;

		case 'i':
			do_instance = 1;
			break;

		case 'm':
			method = optarg;
			break;

		case '?':
			goto usage;

		default:
			bad_error("getopt", ret);
		}
	}

	argc -= optind;
	if ((do_service && do_instance) ||
	    (isunset && argc != 1) ||
	    (!isunset && argc != 2))
		goto usage;

	name = argv[optind];
	if (!isunset)
		value = argv[optind + 1];

	if (cur_snap != NULL) {
		semerr(emsg_cant_modify_snapshots);
		ret = -1;
		goto out;
	}

	if (cur_inst == NULL && cur_svc == NULL) {
		semerr(emsg_entity_not_selected);
		ret = -1;
		goto out;
	}

	if (do_instance && cur_inst == NULL) {
		semerr(gettext("No instance is selected.\n"));
		ret = -1;
		goto out;
	}

	if (do_service && cur_svc == NULL) {
		semerr(gettext("No service is selected.\n"));
		ret = -1;
		goto out;
	}

	if (method == NULL) {
		if (do_instance || do_service) {
			method = "method_context";
			if (!isunset) {
				ret = addpg("method_context",
				    SCF_GROUP_FRAMEWORK);
				if (ret != 0)
					goto out;
			}
		} else {
			int in_instance;
			method = start_method_name(&in_instance);
			if (method == NULL) {
				semerr(gettext(
				    "Couldn't find start method; please "
				    "specify a method with '-m'.\n"));
				ret = -1;
				goto out;
			}
			if (!in_instance)
				cur_inst = NULL;
		}
	} else {
		scf_propertygroup_t *pg;
		size_t bufsz;
		char *buf;
		int ret;

		if ((pg = scf_pg_create(g_hndl)) == NULL)
			scfdie();

		if (cur_inst != NULL)
			ret = scf_instance_get_pg(cur_inst, method, pg);
		else
			ret = scf_service_get_pg(cur_svc, method, pg);

		if (ret != 0) {
			scf_pg_destroy(pg);
			switch (scf_error()) {
			case SCF_ERROR_NOT_FOUND:
				semerr(gettext("Couldn't find the method "
				    "\"%s\".\n"), method);
				goto out;

			case SCF_ERROR_INVALID_ARGUMENT:
				semerr(gettext("Invalid method name \"%s\".\n"),
				    method);
				goto out;

			default:
				scfdie();
			}
		}

		bufsz = strlen(SCF_GROUP_METHOD) + 1;
		buf = safe_malloc(bufsz);

		if (scf_pg_get_type(pg, buf, bufsz) < 0 ||
		    strcmp(buf, SCF_GROUP_METHOD) != 0) {
			semerr(gettext("Property group \"%s\" is not of type "
			    "\"method\".\n"), method);
			ret = -1;
			free(buf);
			scf_pg_destroy(pg);
			goto out;
		}

		free(buf);
		scf_pg_destroy(pg);
	}

	prop = uu_msprintf("%s/environment", method);
	pattern = uu_msprintf("%s=*", name);

	if (prop == NULL || pattern == NULL)
		uu_die(gettext("Out of memory.\n"));

	ret = lscf_delpropvalue(prop, pattern, !isunset);

	if (ret == 0 && !isunset) {
		uu_free(pattern);
		uu_free(prop);
		prop = uu_msprintf("%s/environment", method);
		pattern = uu_msprintf("%s=%s", name, value);
		if (prop == NULL || pattern == NULL)
			uu_die(gettext("Out of memory.\n"));
		ret = lscf_addpropvalue(prop, "astring:", pattern);
	}
	uu_free(pattern);
	uu_free(prop);

out:
	cur_inst = saved_cur_inst;

	free(argv);
	return (ret);
usage:
	ret = -2;
	goto out;
}

/*
 * Snapshot commands
 */

void
lscf_listsnap()
{
	scf_snapshot_t *snap;
	scf_iter_t *iter;
	char *nb;
	int r;

	lscf_prep_hndl();

	if (cur_inst == NULL) {
		semerr(gettext("Instance not selected.\n"));
		return;
	}

	if ((snap = scf_snapshot_create(g_hndl)) == NULL ||
	    (iter = scf_iter_create(g_hndl)) == NULL)
		scfdie();

	if (scf_iter_instance_snapshots(iter, cur_inst) != SCF_SUCCESS)
		scfdie();

	nb = safe_malloc(max_scf_name_len + 1);

	while ((r = scf_iter_next_snapshot(iter, snap)) == 1) {
		if (scf_snapshot_get_name(snap, nb, max_scf_name_len + 1) < 0)
			scfdie();

		(void) puts(nb);
	}
	if (r < 0)
		scfdie();

	free(nb);
	scf_iter_destroy(iter);
	scf_snapshot_destroy(snap);
}

void
lscf_selectsnap(const char *name)
{
	scf_snapshot_t *snap;
	scf_snaplevel_t *level;

	lscf_prep_hndl();

	if (cur_inst == NULL) {
		semerr(gettext("Instance not selected.\n"));
		return;
	}

	if (cur_snap != NULL) {
		if (name != NULL) {
			char *cur_snap_name;
			boolean_t nochange;

			cur_snap_name = safe_malloc(max_scf_name_len + 1);

			if (scf_snapshot_get_name(cur_snap, cur_snap_name,
			    max_scf_name_len + 1) < 0)
				scfdie();

			nochange = strcmp(name, cur_snap_name) == 0;

			free(cur_snap_name);

			if (nochange)
				return;
		}

		unselect_cursnap();
	}

	if (name == NULL)
		return;

	if ((snap = scf_snapshot_create(g_hndl)) == NULL ||
	    (level = scf_snaplevel_create(g_hndl)) == NULL)
		scfdie();

	if (scf_instance_get_snapshot(cur_inst, name, snap) !=
	    SCF_SUCCESS) {
		switch (scf_error()) {
		case SCF_ERROR_INVALID_ARGUMENT:
			semerr(gettext("Invalid name \"%s\".\n"), name);
			break;

		case SCF_ERROR_NOT_FOUND:
			semerr(gettext("No such snapshot \"%s\".\n"), name);
			break;

		default:
			scfdie();
		}

		scf_snaplevel_destroy(level);
		scf_snapshot_destroy(snap);
		return;
	}

	/* Load the snaplevels into our list. */
	cur_levels = uu_list_create(snaplevel_pool, NULL, 0);
	if (cur_levels == NULL)
		uu_die(gettext("Could not create list: %s\n"),
		    uu_strerror(uu_error()));

	if (scf_snapshot_get_base_snaplevel(snap, level) != SCF_SUCCESS) {
		if (scf_error() != SCF_ERROR_NOT_FOUND)
			scfdie();

		semerr(gettext("Snapshot has no snaplevels.\n"));

		scf_snaplevel_destroy(level);
		scf_snapshot_destroy(snap);
		return;
	}

	cur_snap = snap;

	for (;;) {
		cur_elt = safe_malloc(sizeof (*cur_elt));
		uu_list_node_init(cur_elt, &cur_elt->list_node,
		    snaplevel_pool);
		cur_elt->sl = level;
		if (uu_list_insert_after(cur_levels, NULL, cur_elt) != 0)
			uu_die(gettext("libuutil error: %s\n"),
			    uu_strerror(uu_error()));

		level = scf_snaplevel_create(g_hndl);
		if (level == NULL)
			scfdie();

		if (scf_snaplevel_get_next_snaplevel(cur_elt->sl,
		    level) != SCF_SUCCESS) {
			if (scf_error() != SCF_ERROR_NOT_FOUND)
				scfdie();

			scf_snaplevel_destroy(level);
			break;
		}
	}

	cur_elt = uu_list_last(cur_levels);
	cur_level = cur_elt->sl;
}

/*
 * Copies the properties & values in src to dst.  Assumes src won't change.
 * Returns -1 if permission is denied, -2 if another transaction interrupts,
 * and 0 on success.
 *
 * If enabled is 0 or 1, its value is used for the SCF_PROPERTY_ENABLED
 * property, if it is copied and has type boolean.  (See comment in
 * lscf_revert()).
 */
static int
pg_copy(const scf_propertygroup_t *src, scf_propertygroup_t *dst,
    uint8_t enabled)
{
	scf_transaction_t *tx;
	scf_iter_t *iter, *viter;
	scf_property_t *prop;
	scf_value_t *v;
	char *nbuf;
	int r;

	tx = scf_transaction_create(g_hndl);
	if (tx == NULL)
		scfdie();

	if (scf_transaction_start(tx, dst) != SCF_SUCCESS) {
		if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
			scfdie();

		scf_transaction_destroy(tx);

		return (-1);
	}

	if ((iter = scf_iter_create(g_hndl)) == NULL ||
	    (prop = scf_property_create(g_hndl)) == NULL ||
	    (viter = scf_iter_create(g_hndl)) == NULL)
		scfdie();

	nbuf = safe_malloc(max_scf_name_len + 1);

	if (scf_iter_pg_properties(iter, src) != SCF_SUCCESS)
		scfdie();

	for (;;) {
		scf_transaction_entry_t *e;
		scf_type_t ty;

		r = scf_iter_next_property(iter, prop);
		if (r == -1)
			scfdie();
		if (r == 0)
			break;

		e = scf_entry_create(g_hndl);
		if (e == NULL)
			scfdie();

		if (scf_property_type(prop, &ty) != SCF_SUCCESS)
			scfdie();

		if (scf_property_get_name(prop, nbuf, max_scf_name_len + 1) < 0)
			scfdie();

		if (scf_transaction_property_new(tx, e, nbuf,
		    ty) != SCF_SUCCESS)
			scfdie();

		if ((enabled == 0 || enabled == 1) &&
		    strcmp(nbuf, scf_property_enabled) == 0 &&
		    ty == SCF_TYPE_BOOLEAN) {
			v = scf_value_create(g_hndl);
			if (v == NULL)
				scfdie();

			scf_value_set_boolean(v, enabled);

			if (scf_entry_add_value(e, v) != 0)
				scfdie();
		} else {
			if (scf_iter_property_values(viter, prop) != 0)
				scfdie();

			for (;;) {
				v = scf_value_create(g_hndl);
				if (v == NULL)
					scfdie();

				r = scf_iter_next_value(viter, v);
				if (r == -1)
					scfdie();
				if (r == 0) {
					scf_value_destroy(v);
					break;
				}

				if (scf_entry_add_value(e, v) != SCF_SUCCESS)
					scfdie();
			}
		}
	}

	free(nbuf);
	scf_iter_destroy(viter);
	scf_property_destroy(prop);
	scf_iter_destroy(iter);

	r = scf_transaction_commit(tx);
	if (r == -1 && scf_error() != SCF_ERROR_PERMISSION_DENIED)
		scfdie();

	scf_transaction_destroy_children(tx);
	scf_transaction_destroy(tx);

	switch (r) {
	case 1:		return (0);
	case 0:		return (-2);
	case -1:	return (-1);

	default:
		abort();
	}

	/* NOTREACHED */
}

void
lscf_revert(const char *snapname)
{
	scf_snapshot_t *snap, *prev;
	scf_snaplevel_t *level, *nlevel;
	scf_iter_t *iter;
	scf_propertygroup_t *pg, *npg;
	scf_property_t *prop;
	scf_value_t *val;
	char *nbuf, *tbuf;
	uint8_t enabled;

	lscf_prep_hndl();

	if (cur_inst == NULL) {
		semerr(gettext("Instance not selected.\n"));
		return;
	}

	if (snapname != NULL) {
		snap = scf_snapshot_create(g_hndl);
		if (snap == NULL)
			scfdie();

		if (scf_instance_get_snapshot(cur_inst, snapname, snap) !=
		    SCF_SUCCESS) {
			switch (scf_error()) {
			case SCF_ERROR_INVALID_ARGUMENT:
				semerr(gettext("Invalid snapshot name "
				    "\"%s\".\n"), snapname);
				break;

			case SCF_ERROR_NOT_FOUND:
				semerr(gettext("No such snapshot.\n"));
				break;

			default:
				scfdie();
			}

			scf_snapshot_destroy(snap);
			return;
		}
	} else {
		if (cur_snap != NULL) {
			snap = cur_snap;
		} else {
			semerr(gettext("No snapshot selected.\n"));
			return;
		}
	}

	if ((prev = scf_snapshot_create(g_hndl)) == NULL ||
	    (level = scf_snaplevel_create(g_hndl)) == NULL ||
	    (iter = scf_iter_create(g_hndl)) == NULL ||
	    (pg = scf_pg_create(g_hndl)) == NULL ||
	    (npg = scf_pg_create(g_hndl)) == NULL ||
	    (prop = scf_property_create(g_hndl)) == NULL ||
	    (val = scf_value_create(g_hndl)) == NULL)
		scfdie();

	nbuf = safe_malloc(max_scf_name_len + 1);
	tbuf = safe_malloc(max_scf_pg_type_len + 1);

	/* Take the "previous" snapshot before we blow away the properties. */
	if (scf_instance_get_snapshot(cur_inst, snap_previous, prev) == 0) {
		if (_scf_snapshot_take_attach(cur_inst, prev) != 0)
			scfdie();
	} else {
		if (scf_error() != SCF_ERROR_NOT_FOUND)
			scfdie();

		if (_scf_snapshot_take_new(cur_inst, snap_previous, prev) != 0)
			scfdie();
	}

	/* Save general/enabled, since we're probably going to replace it. */
	enabled = 2;
	if (scf_instance_get_pg(cur_inst, scf_pg_general, pg) == 0 &&
	    scf_pg_get_property(pg, scf_property_enabled, prop) == 0 &&
	    scf_property_get_value(prop, val) == 0)
		(void) scf_value_get_boolean(val, &enabled);

	if (scf_snapshot_get_base_snaplevel(snap, level) != SCF_SUCCESS) {
		if (scf_error() != SCF_ERROR_NOT_FOUND)
			scfdie();

		goto out;
	}

	for (;;) {
		boolean_t isinst;
		uint32_t flags;
		int r;

		/* Clear the properties from the corresponding entity. */
		isinst = snaplevel_is_instance(level);

		if (!isinst)
			r = scf_iter_service_pgs(iter, cur_svc);
		else
			r = scf_iter_instance_pgs(iter, cur_inst);
		if (r != SCF_SUCCESS)
			scfdie();

		while ((r = scf_iter_next_pg(iter, pg)) == 1) {
			if (scf_pg_get_flags(pg, &flags) != SCF_SUCCESS)
				scfdie();

			/* Skip nonpersistent pgs. */
			if (flags & SCF_PG_FLAG_NONPERSISTENT)
				continue;

			if (scf_pg_delete(pg) != SCF_SUCCESS) {
				if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
					scfdie();

				semerr(emsg_permission_denied);
				goto out;
			}
		}
		if (r == -1)
			scfdie();

		/* Copy the properties to the corresponding entity. */
		if (scf_iter_snaplevel_pgs(iter, level) != SCF_SUCCESS)
			scfdie();

		while ((r = scf_iter_next_pg(iter, pg)) == 1) {
			if (scf_pg_get_name(pg, nbuf, max_scf_name_len + 1) < 0)
				scfdie();

			if (scf_pg_get_type(pg, tbuf, max_scf_pg_type_len + 1) <
			    0)
				scfdie();

			if (scf_pg_get_flags(pg, &flags) != SCF_SUCCESS)
				scfdie();

			if (!isinst)
				r = scf_service_add_pg(cur_svc, nbuf, tbuf,
				    flags, npg);
			else
				r = scf_instance_add_pg(cur_inst, nbuf, tbuf,
				    flags, npg);
			if (r != SCF_SUCCESS) {
				if (scf_error() != SCF_ERROR_PERMISSION_DENIED)
					scfdie();

				semerr(emsg_permission_denied);
				goto out;
			}

			if ((enabled == 0 || enabled == 1) &&
			    strcmp(nbuf, scf_pg_general) == 0)
				r = pg_copy(pg, npg, enabled);
			else
				r = pg_copy(pg, npg, 2);

			switch (r) {
			case 0:
				break;

			case -1:
				semerr(emsg_permission_denied);
				goto out;

			case -2:
				semerr(gettext(
				    "Interrupted by another change.\n"));
				goto out;

			default:
				abort();
			}
		}
		if (r == -1)
			scfdie();

		/* Get next level. */
		nlevel = scf_snaplevel_create(g_hndl);
		if (nlevel == NULL)
			scfdie();

		if (scf_snaplevel_get_next_snaplevel(level, nlevel) !=
		    SCF_SUCCESS) {
			if (scf_error() != SCF_ERROR_NOT_FOUND)
				scfdie();

			scf_snaplevel_destroy(nlevel);
			break;
		}

		scf_snaplevel_destroy(level);
		level = nlevel;
	}

	if (snapname == NULL) {
		lscf_selectsnap(NULL);
		snap = NULL;		/* cur_snap has been destroyed */
	}

out:
	free(tbuf);
	free(nbuf);
	scf_value_destroy(val);
	scf_property_destroy(prop);
	scf_pg_destroy(npg);
	scf_pg_destroy(pg);
	scf_iter_destroy(iter);
	scf_snaplevel_destroy(level);
	scf_snapshot_destroy(prev);
	if (snap != cur_snap)
		scf_snapshot_destroy(snap);
}

#ifndef NATIVE_BUILD
/* ARGSUSED */
CPL_MATCH_FN(complete_select)
{
	const char *arg0, *arg1, *arg1end;
	int word_start, err = 0, r;
	size_t len;
	char *buf;

	lscf_prep_hndl();

	arg0 = line + strspn(line, " \t");
	assert(strncmp(arg0, "select", sizeof ("select") - 1) == 0);

	arg1 = arg0 + sizeof ("select") - 1;
	arg1 += strspn(arg1, " \t");
	word_start = arg1 - line;

	arg1end = arg1 + strcspn(arg1, " \t");
	if (arg1end < line + word_end)
		return (0);

	len = line + word_end - arg1;

	buf = safe_malloc(max_scf_name_len + 1);

	if (cur_snap != NULL) {
		return (0);
	} else if (cur_inst != NULL) {
		return (0);
	} else if (cur_svc != NULL) {
		scf_instance_t *inst;
		scf_iter_t *iter;

		if ((inst = scf_instance_create(g_hndl)) == NULL ||
		    (iter = scf_iter_create(g_hndl)) == NULL)
			scfdie();

		if (scf_iter_service_instances(iter, cur_svc) != 0)
			scfdie();

		for (;;) {
			r = scf_iter_next_instance(iter, inst);
			if (r == 0)
				break;
			if (r != 1)
				scfdie();

			if (scf_instance_get_name(inst, buf,
			    max_scf_name_len + 1) < 0)
				scfdie();

			if (strncmp(buf, arg1, len) == 0) {
				err = cpl_add_completion(cpl, line, word_start,
				    word_end, buf + len, "", " ");
				if (err != 0)
					break;
			}
		}

		scf_iter_destroy(iter);
		scf_instance_destroy(inst);

		return (err);
	} else {
		scf_service_t *svc;
		scf_iter_t *iter;

		assert(cur_scope != NULL);

		if ((svc = scf_service_create(g_hndl)) == NULL ||
		    (iter = scf_iter_create(g_hndl)) == NULL)
			scfdie();

		if (scf_iter_scope_services(iter, cur_scope) != 0)
			scfdie();

		for (;;) {
			r = scf_iter_next_service(iter, svc);
			if (r == 0)
				break;
			if (r != 1)
				scfdie();

			if (scf_service_get_name(svc, buf,
			    max_scf_name_len + 1) < 0)
				scfdie();

			if (strncmp(buf, arg1, len) == 0) {
				err = cpl_add_completion(cpl, line, word_start,
				    word_end, buf + len, "", " ");
				if (err != 0)
					break;
			}
		}

		scf_iter_destroy(iter);
		scf_service_destroy(svc);

		return (err);
	}
}

/* ARGSUSED */
CPL_MATCH_FN(complete_command)
{
	uint32_t scope = 0;

	if (cur_snap != NULL)
		scope = CS_SNAP;
	else if (cur_inst != NULL)
		scope = CS_INST;
	else if (cur_svc != NULL)
		scope = CS_SVC;
	else
		scope = CS_SCOPE;

	return (scope ? add_cmd_matches(cpl, line, word_end, scope) : 0);
}
#endif	/* NATIVE_BUILD */