1 /* $NetBSD: vgcfgrestore.c,v 1.1.1.2 2009/12/02 00:25:56 haad Exp $ */ 2 3 /* 4 * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved. 5 * Copyright (C) 2004-2009 Red Hat, Inc. All rights reserved. 6 * 7 * This file is part of LVM2. 8 * 9 * This copyrighted material is made available to anyone wishing to use, 10 * modify, copy, or redistribute it subject to the terms and conditions 11 * of the GNU Lesser General Public License v.2.1. 12 * 13 * You should have received a copy of the GNU Lesser General Public License 14 * along with this program; if not, write to the Free Software Foundation, 15 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 16 */ 17 18 #include "tools.h" 19 20 int vgcfgrestore(struct cmd_context *cmd, int argc, char **argv) 21 { 22 char *vg_name = NULL; 23 24 if (argc == 1) { 25 vg_name = skip_dev_dir(cmd, argv[0], NULL); 26 if (!validate_name(vg_name)) { 27 log_error("Volume group name \"%s\" is invalid", vg_name); 28 return ECMD_FAILED; 29 } 30 } else if (!(arg_count(cmd, list_ARG) && arg_count(cmd, file_ARG))) { 31 log_error("Please specify a *single* volume group to restore."); 32 return ECMD_FAILED; 33 } 34 35 /* 36 * FIXME: overloading the -l arg for now to display a 37 * list of archive files for a particular vg 38 */ 39 if (arg_count(cmd, list_ARG)) { 40 if (!(arg_count(cmd,file_ARG) ? 41 archive_display_file(cmd, 42 arg_str_value(cmd, file_ARG, "")) : 43 archive_display(cmd, vg_name))) { 44 stack; 45 return ECMD_FAILED; 46 } 47 return ECMD_PROCESSED; 48 } 49 50 if (!lock_vol(cmd, vg_name, LCK_VG_WRITE)) { 51 log_error("Unable to lock volume group %s", vg_name); 52 return ECMD_FAILED; 53 } 54 55 if (!lock_vol(cmd, VG_ORPHANS, LCK_VG_WRITE)) { 56 log_error("Unable to lock orphans"); 57 unlock_vg(cmd, vg_name); 58 return ECMD_FAILED; 59 } 60 61 cmd->handles_unknown_segments = 1; 62 63 if (!(arg_count(cmd, file_ARG) ? 64 backup_restore_from_file(cmd, vg_name, 65 arg_str_value(cmd, file_ARG, "")) : 66 backup_restore(cmd, vg_name))) { 67 unlock_vg(cmd, VG_ORPHANS); 68 unlock_vg(cmd, vg_name); 69 log_error("Restore failed."); 70 return ECMD_FAILED; 71 } 72 73 log_print("Restored volume group %s", vg_name); 74 75 unlock_vg(cmd, VG_ORPHANS); 76 unlock_vg(cmd, vg_name); 77 return ECMD_PROCESSED; 78 } 79