1 /*	$NetBSD: t_quota2_remount.c,v 1.5 2017/01/13 21:30:39 christos Exp $	*/
2 
3 /*
4  * Basic tests for quota2
5  */
6 
7 #include <atf-c.h>
8 
9 #include "../common/h_fsmacros.h"
10 
11 #include <sys/types.h>
12 #include <sys/mount.h>
13 #include <sys/statvfs.h>
14 
15 #include <stdlib.h>
16 
17 #include <ufs/ufs/ufsmount.h>
18 
19 #include <rump/rump.h>
20 #include <rump/rump_syscalls.h>
21 
22 #include "h_macros.h"
23 
24 static void
25 do_quota(const atf_tc_t *tc, int n, const char *newfs_opts, int log)
26 {
27 	int i;
28 	char buf[1024];
29 	int res;
30 	int fd;
31 	struct ufs_args uargs;
32 	struct statvfs fst;
33 
34 	snprintf(buf, sizeof(buf), "newfs -q user -q group -F -s 4000 -n %d "
35 	    "%s %s", (n + 3),  newfs_opts, FSTEST_IMGNAME);
36         if (system(buf) == -1)
37                 atf_tc_fail_errno("cannot create file system");
38 
39 	rump_init();
40 	if (rump_sys_mkdir(FSTEST_MNTNAME, 0777) == -1)
41 		atf_tc_fail_errno("mount point create");
42 
43 	rump_pub_etfs_register("/diskdev", FSTEST_IMGNAME, RUMP_ETFS_BLK);
44 
45 	uargs.fspec = __UNCONST("/diskdev");
46 
47 	/* read-only doens't have quota enabled */
48 	if (rump_sys_mount(MOUNT_FFS, FSTEST_MNTNAME, MNT_RDONLY,
49 	    &uargs, sizeof(uargs)) == -1)
50 		atf_tc_fail_errno("mount ffs ro %s", FSTEST_MNTNAME);
51 
52 	if (rump_sys_statvfs1(FSTEST_MNTNAME, &fst, 0) != 0)
53 		atf_tc_fail_errno("statbfs %s (1)", FSTEST_MNTNAME);
54 
55 	if ((fst.f_flag & ST_QUOTA) != 0)
56 		atf_tc_fail("R/O filesystem has quota");
57 
58 	/* updating to read-write enables quota */
59 	if (rump_sys_mount(MOUNT_FFS, FSTEST_MNTNAME,
60 	    MNT_UPDATE | (log ? MNT_LOG : 0), &uargs, sizeof(uargs)) == -1)
61 		atf_tc_fail_errno("mount ffs rw %s", FSTEST_MNTNAME);
62 
63 	if (rump_sys_statvfs1(FSTEST_MNTNAME, &fst, 0) != 0)
64 		atf_tc_fail_errno("statbfs %s (2)", FSTEST_MNTNAME);
65 
66 	if ((fst.f_flag & ST_QUOTA) == 0)
67 		atf_tc_fail("R/W filesystem has no quota");
68 
69 	/* we can update a second time  */
70 	if (rump_sys_mount(MOUNT_FFS, FSTEST_MNTNAME,
71 	    MNT_UPDATE | (log ? MNT_LOG : 0), &uargs, sizeof(uargs)) == -1)
72 		atf_tc_fail_errno("mount ffs rw(2) %s", FSTEST_MNTNAME);
73 
74 	if (rump_sys_statvfs1(FSTEST_MNTNAME, &fst, 0) != 0)
75 		atf_tc_fail_errno("statbfs %s (3)", FSTEST_MNTNAME);
76 
77 	if ((fst.f_flag & ST_QUOTA) == 0)
78 		atf_tc_fail("R/W filesystem has no quota");
79 
80 	/* create some files so fsck has something to check */
81 	FSTEST_ENTER();
82 	RL(rump_sys_chown(".", 0, 0));
83 	for (i = 0 ; i < n; i++) {
84 		sprintf(buf, "file%d", i);
85 		RL(fd = rump_sys_open(buf, O_CREAT | O_RDWR, 0755));
86 		sprintf(buf, "test file no %d", i);
87 		RL(rump_sys_write(fd, buf, strlen(buf)));
88 		RL(rump_sys_fchown(fd, i, i+80000));
89 		rump_sys_close(fd);
90 	}
91 	FSTEST_EXIT();
92 	if (rump_sys_unmount(FSTEST_MNTNAME, 0) != 0) {
93 		rump_pub_vfs_mount_print(FSTEST_MNTNAME, 1);
94 		atf_tc_fail_errno("unmount failed");
95 	}
96 	snprintf(buf, 1024, "fsck_ffs -fn -F %s",  FSTEST_IMGNAME);
97 	res = system(buf);
98 	if (res != 0)
99 		atf_tc_fail("fsck returned %d", res);
100 }
101 
102 #define DECL_TEST(nent, newops, name, descr, log) \
103 ATF_TC(quota_##name);							\
104 									\
105 ATF_TC_HEAD(quota_##name, tc)						\
106 {									\
107 	atf_tc_set_md_var(tc, "descr", 					\
108 	    "test filesystem remount with quotas, %s", descr);		\
109 }									\
110 									\
111 ATF_TC_BODY(quota_##name, tc)						\
112 {									\
113 	do_quota(tc, nent, newops, log);				\
114 }
115 
116 DECL_TEST(10, "-O1 -B le", 10_O1_le, "UFS1 little-endian", 0)
117 DECL_TEST(10, "-O1 -B be", 10_O1_be, "UFS1 big-endian", 0)
118 
119 #if 0
120 /*
121  * this cause fsck to complain about summaries at the end.
122  * This sems to be related to -o log (reproductible on a fs with no
123  * quota enabled). not reproductible with a real kernel ...
124  */
125 DECL_TEST(10, "-O1", 10_O1_log, "UFS1 log", 1)
126 DECL_TEST(10, "-O2", 10_O2_log, "UFS2 log", 1)
127 #endif
128 
129 ATF_TP_ADD_TCS(tp)
130 {
131 
132 	ATF_TP_ADD_TC(tp, quota_10_O1_le);
133 	ATF_TP_ADD_TC(tp, quota_10_O1_be);
134 #if 0
135 	ATF_TP_ADD_TC(tp, quota_10_O1_log);
136 	ATF_TP_ADD_TC(tp, quota_10_O2_log);
137 #endif
138 	return atf_no_error();
139 }
140