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mirror of git://sourceware.org/git/lvm2.git synced 2024-12-21 13:34:40 +03:00
lvm2/tools/vgremove.c
Alasdair Kergon f4cbeaf0ac o Lock mechanism for LV activation
o #defines for common lock flag combinations
o Try out hyphens instead of colons in device-mapper names - does this
  make messages containing filenames easier to read?
2002-02-27 12:26:41 +00:00

105 lines
2.7 KiB
C

/*
* Copyright (C) 2001 Sistina Software
*
* vgremove is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* vgremove is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with LVM; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
#include "tools.h"
static int vgremove_single(struct cmd_context *cmd, const char *vg_name);
int vgremove(struct cmd_context *cmd, int argc, char **argv)
{
int ret;
if (!lock_vol(cmd, "", LCK_VG_WRITE)) {
log_error("Can't get lock for orphan PVs");
return ECMD_FAILED;
}
ret = process_each_vg(cmd, argc, argv, LCK_WRITE | LCK_NONBLOCK,
&vgremove_single);
lock_vol(cmd, "", LCK_VG_UNLOCK);
return ret;
}
static int vgremove_single(struct cmd_context *cmd, const char *vg_name)
{
struct volume_group *vg;
struct physical_volume *pv;
struct list *pvh;
int ret = 0;
log_verbose("Checking for volume group \"%s\"", vg_name);
if (!(vg = cmd->fid->ops->vg_read(cmd->fid, vg_name))) {
log_error("Volume group \"%s\" doesn't exist", vg_name);
return ECMD_FAILED;
}
if (vg->status & EXPORTED_VG) {
log_error("Volume group \"%s\" is exported", vg->name);
return ECMD_FAILED;
}
if (vg->status & PARTIAL_VG) {
log_error("Cannot remove partial volume group \"%s\"",
vg->name);
return ECMD_FAILED;
}
if (vg->lv_count) {
log_error("Volume group \"%s\" still contains %d "
"logical volume(s)", vg_name, vg->lv_count);
return ECMD_FAILED;
}
if (!archive(vg))
return ECMD_FAILED;
/************ FIXME
if (vg_remove_dir_and_group_and_nodes(vg_name) < 0) {
log_error("removing special files of volume group \"%s\"",
vg_name);
}
*************/
/* init physical volumes */
list_iterate(pvh, &vg->pvs) {
pv = list_item(pvh, struct pv_list)->pv;
log_verbose("Removing physical volume \"%s\" from "
"volume group \"%s\"", dev_name(pv->dev), vg_name);
*pv->vg_name = '\0';
if (!(cmd->fid->ops->pv_write(cmd->fid, pv))) {
log_error("Failed to remove physical volume \"%s\""
" from volume group \"%s\"",
dev_name(pv->dev), vg_name);
ret = ECMD_FAILED;
}
}
backup_remove(vg_name);
if (!ret)
log_print("Volume group \"%s\" successfully removed", vg_name);
else
log_error("Volume group \"%s\" not properly removed", vg_name);
return ret;
}