external/gpl2/lvm2/dist/tools/vgexport.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
   5  * Copyright (C) 2004-2007 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 static int vgexport_single(struct cmd_context *cmd __attribute((unused)),
  21                            const char *vg_name,
  22                            struct volume_group *vg,
  23                            void *handle __attribute((unused)))
  24 {
  25         struct pv_list *pvl;
  26         struct physical_volume *pv;
  27
  28         if (lvs_in_vg_activated(vg)) {
  29                 log_error("Volume group \"%s\" has active logical volumes",
  30                           vg_name);
  31                 goto bad;
  32         }
  33
  34         if (!archive(vg))
  35                 goto_bad;
  36
  37         vg->status |= EXPORTED_VG;
  38
  39         dm_list_iterate_items(pvl, &vg->pvs) {
  40                 pv = pvl->pv;
  41                 pv->status |= EXPORTED_VG;
  42         }
  43
  44         if (!vg_write(vg) || !vg_commit(vg))
  45                 goto_bad;
  46
  47         backup(vg);
  48
  49         log_print("Volume group \"%s\" successfully exported", vg->name);
  50
  51         return ECMD_PROCESSED;
  52
  53 bad:
  54         return ECMD_FAILED;
  55 }
  56
  57 int vgexport(struct cmd_context *cmd, int argc, char **argv)
  58 {
  59         if (!argc && !arg_count(cmd, all_ARG)) {
  60                 log_error("Please supply volume groups or use -a for all.");
  61                 return ECMD_FAILED;
  62         }
  63
  64         if (argc && arg_count(cmd, all_ARG)) {
  65                 log_error("No arguments permitted when using -a for all.");
  66                 return ECMD_FAILED;
  67         }
  68
  69         return process_each_vg(cmd, argc, argv, READ_FOR_UPDATE, NULL,
  70                                &vgexport_single);
  71 }