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115 lines
3.2 KiB
C
115 lines
3.2 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2014 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "tools.h"
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#include "lib/device/online.h"
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static int _vgremove_single(struct cmd_context *cmd, const char *vg_name,
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struct volume_group *vg,
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struct processing_handle *handle __attribute__((unused)))
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{
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/*
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* Though vgremove operates per VG by definition, internally, it
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* actually means iterating over each LV it contains to do the remove.
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*
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* Use processing handle with void_handle.internal_report_for_select=0
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* for the process_each_lv_in_vg that is called later in this fn.
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* We need to disable internal selection for process_each_lv_in_vg
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* here as selection is already done by process_each_vg which calls
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* vgremove_single. Otherwise selection would be done per-LV and
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* not per-VG as we intend!
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*/
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struct processing_handle void_handle = {0};
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/*
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* Single force is equivalent to sinle --yes
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* Even multiple --yes are equivalent to single --force
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* When we require -ff it cannot be replaces with -f -y
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*/
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force_t force = (force_t) arg_count(cmd, force_ARG)
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? : (arg_is_set(cmd, yes_ARG) ? DONT_PROMPT : PROMPT);
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unsigned lv_count, missing;
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int ret;
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lv_count = vg_visible_lvs(vg);
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if (lv_count) {
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if (force == PROMPT) {
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if ((missing = vg_missing_pv_count(vg)))
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log_warn("WARNING: %d physical volumes are currently missing "
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"from the system.", missing);
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if (yes_no_prompt("Do you really want to remove volume "
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"group \"%s\" containing %u "
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"logical volumes? [y/n]: ",
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vg_name, lv_count) == 'n') {
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log_error("Volume group \"%s\" not removed", vg_name);
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return ECMD_FAILED;
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}
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}
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if ((ret = process_each_lv_in_vg(cmd, vg, NULL, NULL, 1, &void_handle,
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NULL, (process_single_lv_fn_t)lvremove_single)) != ECMD_PROCESSED) {
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stack;
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return ret;
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}
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}
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if (vg->pool_metadata_spare_lv &&
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!lvremove_single(cmd, vg->pool_metadata_spare_lv, &void_handle))
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return_ECMD_FAILED;
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if (!lockd_free_vg_before(cmd, vg, 0, arg_is_set(cmd, yes_ARG)))
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return_ECMD_FAILED;
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if (!force && !vg_remove_check(vg))
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return_ECMD_FAILED;
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online_vgremove(vg);
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vg_remove_pvs(vg);
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if (!vg_remove(vg))
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return_ECMD_FAILED;
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lockd_free_vg_final(cmd, vg);
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return ECMD_PROCESSED;
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}
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int vgremove(struct cmd_context *cmd, int argc, char **argv)
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{
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int ret;
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if (!argc && !arg_is_set(cmd, select_ARG)) {
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log_error("Please enter one or more volume group paths "
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"or use --select for selection.");
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return EINVALID_CMD_LINE;
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}
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if (!lock_global(cmd, "ex"))
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return_ECMD_FAILED;
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clear_hint_file(cmd);
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cmd->wipe_outdated_pvs = 1;
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cmd->handles_missing_pvs = 1;
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ret = process_each_vg(cmd, argc, argv, NULL, NULL,
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READ_FOR_UPDATE, 0,
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NULL, &_vgremove_single);
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return ret;
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}
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