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123 lines
2.9 KiB
C
123 lines
2.9 KiB
C
/*
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* Copyright (C) 2001 Sistina Software
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*
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* LVM is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* LVM is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with LVM; see the file COPYING. If not, write to
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* the Free Software Foundation, 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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*/
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#include "tools.h"
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int lvremove_single(char *lv_name);
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int lvremove(int argc, char **argv)
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{
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int opt;
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int ret = 0;
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char *lv_name;
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if (argc == 0) {
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log_error("please enter a logical volume path");
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return EINVALID_CMD_LINE;
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}
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for (opt = 0; opt < argc; opt++) {
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lv_name = argv[opt];
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if ((ret = lvremove_single(lv_name)))
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break;
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}
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return ret;
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}
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int lvremove_single(char *lv_name)
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{
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int ret = 0;
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char *vg_name = NULL;
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char buffer[NAME_LEN];
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struct volume_group *vg;
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struct logical_volume *lv;
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lv_name = lvm_check_default_vg_name(lv_name, buffer, sizeof (buffer));
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/* does VG exist? */
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vg_name = vg_name_of_lv(lv_name);
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log_verbose("Finding volume group %s", vg_name);
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if (!(vg = ios->vg_read(ios, vg_name))) {
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log_error("volume group %s doesn't exist", vg_name);
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return ECMD_FAILED;
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}
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if (!(vg->status & ACTIVE)) {
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log_error("volume group %s must be active before removing "
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"logical volume", vg_name);
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return ECMD_FAILED;
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}
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if (!(lv = lv_find(vg, lv_name))) {
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log_error("can't find logical volume %s in volume group %s",
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lv_name, vg_name);
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return ECMD_FAILED;
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}
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if (lv->status & SNAPSHOT_ORG) {
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log_error("can't remove logical volume %s under snapshot",
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lv_name);
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return ECMD_FAILED;
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}
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/********** FIXME Ensure logical volume is not open on *any* machine
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if (lv->open) {
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log_error("can't remove open %s logical volume %s",
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lv->status & SNAPSHOT ? "snapshot" : "",
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lv_name);
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return ECMD_FAILED;
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}
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************/
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if (!arg_count(force_ARG)) {
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if (yes_no_prompt
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("Do you really want to remove %s? [y/n]: ",
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lv_name) == 'n') {
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log_print("logical volume %s not removed", lv_name);
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return 0;
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}
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}
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log_verbose("releasing logical volume %s", lv_name);
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if (lv_remove(vg, lv)) {
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log_error("Error releasing logical volume %s", lv_name);
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return ECMD_FAILED;
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}
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log_verbose("unlinking special file %s", lv_name);
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if (!lvm_check_devfs() && unlink(lv_name) == -1)
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log_error("Error unlinking special file %s", lv_name);
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/* store it on disks */
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if (ios->vg_write(vg))
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return ECMD_FAILED;
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if ((ret = do_autobackup(vg_name, vg)))
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return ret;
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log_print("logical volume %s successfully removed", lv_name);
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return 0;
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}
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