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124 lines
3.5 KiB
C
124 lines
3.5 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2009 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "tools.h"
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/*
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* Intial sanity checking of recovery-related command-line arguments.
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* These args are: --restorefile, --uuid, and --physicalvolumesize
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*
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* Output arguments:
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* pp: structure allocated by caller, fields written / validated here
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*/
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static int pvcreate_restore_params_validate(struct cmd_context *cmd,
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int argc, char **argv,
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struct pvcreate_params *pp)
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{
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const char *uuid = NULL;
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struct volume_group *vg;
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struct pv_list *existing_pvl;
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if (arg_count(cmd, restorefile_ARG) && !arg_count(cmd, uuidstr_ARG)) {
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log_error("--uuid is required with --restorefile");
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return 0;
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}
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if (!arg_count(cmd, restorefile_ARG) && arg_count(cmd, uuidstr_ARG)) {
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if (!arg_count(cmd, norestorefile_ARG) &&
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find_config_tree_bool(cmd, devices_require_restorefile_with_uuid_CFG, NULL)) {
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log_error("--restorefile is required with --uuid");
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return 0;
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}
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}
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if (arg_count(cmd, uuidstr_ARG) && argc != 1) {
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log_error("Can only set uuid on one volume at once");
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return 0;
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}
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if (arg_count(cmd, uuidstr_ARG)) {
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uuid = arg_str_value(cmd, uuidstr_ARG, "");
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if (!id_read_format(&pp->rp.id, uuid))
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return 0;
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pp->rp.idp = &pp->rp.id;
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lvmcache_seed_infos_from_lvmetad(cmd); /* need to check for UUID dups */
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}
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if (arg_count(cmd, restorefile_ARG)) {
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pp->rp.restorefile = arg_str_value(cmd, restorefile_ARG, "");
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/* The uuid won't already exist */
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if (!(vg = backup_read_vg(cmd, NULL, pp->rp.restorefile))) {
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log_error("Unable to read volume group from %s",
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pp->rp.restorefile);
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return 0;
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}
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if (!(existing_pvl = find_pv_in_vg_by_uuid(vg, pp->rp.idp))) {
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release_vg(vg);
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log_error("Can't find uuid %s in backup file %s",
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uuid, pp->rp.restorefile);
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return 0;
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}
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pp->rp.ba_start = pv_ba_start(existing_pvl->pv);
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pp->rp.ba_size = pv_ba_size(existing_pvl->pv);
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pp->rp.pe_start = pv_pe_start(existing_pvl->pv);
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pp->rp.extent_size = pv_pe_size(existing_pvl->pv);
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pp->rp.extent_count = pv_pe_count(existing_pvl->pv);
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release_vg(vg);
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}
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if (arg_sign_value(cmd, physicalvolumesize_ARG, SIGN_NONE) == SIGN_MINUS) {
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log_error("Physical volume size may not be negative");
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return 0;
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}
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pp->size = arg_uint64_value(cmd, physicalvolumesize_ARG, UINT64_C(0));
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if (arg_count(cmd, restorefile_ARG) || arg_count(cmd, uuidstr_ARG))
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pp->zero = 0;
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return 1;
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}
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int pvcreate(struct cmd_context *cmd, int argc, char **argv)
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{
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int i;
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int ret = ECMD_PROCESSED;
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struct pvcreate_params pp;
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/* Needed to change the set of orphan PVs. */
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if (!lockd_gl(cmd, "ex", 0))
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return_ECMD_FAILED;
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pvcreate_params_set_defaults(&pp);
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if (!pvcreate_restore_params_validate(cmd, argc, argv, &pp)) {
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return EINVALID_CMD_LINE;
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}
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if (!pvcreate_params_validate(cmd, argc, &pp)) {
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return EINVALID_CMD_LINE;
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}
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for (i = 0; i < argc; i++) {
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if (sigint_caught())
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return_ECMD_FAILED;
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dm_unescape_colons_and_at_signs(argv[i], NULL, NULL);
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if (!pvcreate_single(cmd, argv[i], &pp))
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ret = ECMD_FAILED;
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}
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return ret;
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}
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