mirror of
git://sourceware.org/git/lvm2.git
synced 2024-12-22 17:35:59 +03:00
139 lines
3.5 KiB
C
139 lines
3.5 KiB
C
/*
|
|
* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
|
|
* Copyright (C) 2004 Red Hat, Inc. All rights reserved.
|
|
*
|
|
* This file is part of LVM2.
|
|
*
|
|
* This copyrighted material is made available to anyone wishing to use,
|
|
* modify, copy, or redistribute it subject to the terms and conditions
|
|
* of the GNU General Public License v.2.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software Foundation,
|
|
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include "tools.h"
|
|
|
|
static int lvremove_single(struct cmd_context *cmd, struct logical_volume *lv,
|
|
void *handle __attribute((unused)))
|
|
{
|
|
struct volume_group *vg;
|
|
struct lvinfo info;
|
|
struct logical_volume *origin = NULL;
|
|
|
|
vg = lv->vg;
|
|
|
|
if (!vg_check_status(vg, LVM_WRITE))
|
|
return ECMD_FAILED;
|
|
|
|
if (lv_is_origin(lv)) {
|
|
log_error("Can't remove logical volume \"%s\" under snapshot",
|
|
lv->name);
|
|
return ECMD_FAILED;
|
|
}
|
|
|
|
if (lv->status & MIRROR_IMAGE) {
|
|
log_error("Can't remove logical volume %s used by a mirror",
|
|
lv->name);
|
|
return ECMD_FAILED;
|
|
}
|
|
|
|
if (lv->status & MIRROR_LOG) {
|
|
log_error("Can't remove logical volume %s used as mirror log",
|
|
lv->name);
|
|
return ECMD_FAILED;
|
|
}
|
|
|
|
if (lv->status & LOCKED) {
|
|
log_error("Can't remove locked LV %s", lv->name);
|
|
return ECMD_FAILED;
|
|
}
|
|
|
|
/* FIXME Ensure not referred to by another existing LVs */
|
|
|
|
if (lv_info(cmd, lv, &info, 1)) {
|
|
if (info.open_count) {
|
|
log_error("Can't remove open logical volume \"%s\"",
|
|
lv->name);
|
|
return ECMD_FAILED;
|
|
}
|
|
|
|
if (info.exists && !arg_count(cmd, force_ARG)) {
|
|
if (yes_no_prompt("Do you really want to remove active "
|
|
"logical volume \"%s\"? [y/n]: ",
|
|
lv->name) == 'n') {
|
|
log_print("Logical volume \"%s\" not removed",
|
|
lv->name);
|
|
return ECMD_FAILED;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!archive(vg))
|
|
return ECMD_FAILED;
|
|
|
|
/* If the VG is clustered then make sure no-one else is using the LV
|
|
we are about to remove */
|
|
if (vg_status(vg) & CLUSTERED) {
|
|
if (!activate_lv_excl(cmd, lv)) {
|
|
log_error("Can't get exclusive access to volume \"%s\"",
|
|
lv->name);
|
|
return ECMD_FAILED;
|
|
}
|
|
}
|
|
|
|
/* FIXME Snapshot commit out of sequence if it fails after here? */
|
|
if (!deactivate_lv(cmd, lv)) {
|
|
log_error("Unable to deactivate logical volume \"%s\"",
|
|
lv->name);
|
|
return ECMD_FAILED;
|
|
}
|
|
|
|
if (lv_is_cow(lv)) {
|
|
origin = origin_from_cow(lv);
|
|
log_verbose("Removing snapshot %s", lv->name);
|
|
if (!vg_remove_snapshot(lv)) {
|
|
stack;
|
|
return ECMD_FAILED;
|
|
}
|
|
}
|
|
|
|
log_verbose("Releasing logical volume \"%s\"", lv->name);
|
|
if (!lv_remove(lv)) {
|
|
log_error("Error releasing logical volume \"%s\"", lv->name);
|
|
return ECMD_FAILED;
|
|
}
|
|
|
|
/* store it on disks */
|
|
if (!vg_write(vg))
|
|
return ECMD_FAILED;
|
|
|
|
backup(vg);
|
|
|
|
if (!vg_commit(vg))
|
|
return ECMD_FAILED;
|
|
|
|
/* If no snapshots left, reload without -real. */
|
|
if (origin && !lv_is_origin(origin)) {
|
|
if (!suspend_lv(cmd, origin))
|
|
log_error("Failed to refresh %s without snapshot.", origin->name);
|
|
else if (!resume_lv(cmd, origin))
|
|
log_error("Failed to resume %s.", origin->name);
|
|
}
|
|
|
|
log_print("Logical volume \"%s\" successfully removed", lv->name);
|
|
return ECMD_PROCESSED;
|
|
}
|
|
|
|
int lvremove(struct cmd_context *cmd, int argc, char **argv)
|
|
{
|
|
if (!argc) {
|
|
log_error("Please enter one or more logical volume paths");
|
|
return EINVALID_CMD_LINE;
|
|
}
|
|
|
|
return process_each_lv(cmd, argc, argv, LCK_VG_WRITE, NULL,
|
|
&lvremove_single);
|
|
}
|