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lvm2/tools/lvremove.c
Alasdair Kergon 4a624ca055 o ACTIVE is no longer a status flag - lv_active() used to check if an LV
is active in the device-mapper.
o Many operations can be carried out regardless of whether the VG is
  active or not.
o vgscan does not activate anything - use vgchange.
o Change lvrename to support renaming of active LVs.
o Remove '//' appearing in some pathnames.
o Dummy lv_check_segments() for compilation.
2002-01-10 23:21:07 +00:00

90 lines
2.2 KiB
C

/*
* Copyright (C) 2001 Sistina Software
*
* LVM 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.
*
* LVM 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 lvremove_single(struct logical_volume *lv);
int lvremove(int argc, char **argv)
{
if (!argc) {
log_error("Please enter one or more logical volume paths");
return EINVALID_CMD_LINE;
}
return process_each_lv(argc, argv, &lvremove_single);
}
static int lvremove_single(struct logical_volume *lv)
{
struct volume_group *vg;
vg = lv->vg;
if (lv->status & SNAPSHOT_ORG) {
log_error("Can't remove logical volume %s under snapshot",
lv->name);
return ECMD_FAILED;
}
/* FIXME Force option? */
if (lv_open_count(lv) > 0) {
log_error("Can't remove open logical volume %s", lv->name);
return ECMD_FAILED;
}
if (!arg_count(force_ARG)) {
if (yes_no_prompt
("Do you really want to remove %s? [y/n]: ",
lv->name) == 'n') {
log_print("Logical volume %s not removed", lv->name);
return 0;
}
}
if (!archive(vg))
return ECMD_FAILED;
if (!lv_deactivate(lv)) {
log_error("Unable to deactivate logical volume %s", lv->name);
}
log_verbose("Releasing logical volume %s", lv->name);
if (!lv_remove(vg, lv)) {
log_error("Error releasing logical volume %s", lv->name);
return ECMD_FAILED;
}
/********* FIXME
log_verbose("Unlinking special file %s", lv->name);
if (!lvm_check_devfs() && unlink(lv->name) == -1)
log_error("Error unlinking special file %s", lv_name);
**********/
/* store it on disks */
if (!fid->ops->vg_write(fid, vg))
return ECMD_FAILED;
backup(vg);
log_print("logical volume %s successfully removed", lv->name);
return 0;
}