mirror of
git://sourceware.org/git/lvm2.git
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135 lines
3.5 KiB
C
135 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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int vgcreate(struct cmd_context *cmd, int argc, char **argv)
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{
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struct vgcreate_params vp_new;
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struct vgcreate_params vp_def;
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struct volume_group *vg;
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const char *tag;
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const char *clustered_message = "";
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char *vg_name;
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struct pvcreate_params pp;
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struct arg_value_group_list *current_group;
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if (!argc) {
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log_error("Please provide volume group name and "
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"physical volumes");
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return EINVALID_CMD_LINE;
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}
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vg_name = argv[0];
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argc--;
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argv++;
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pvcreate_params_set_defaults(&pp);
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if (!pvcreate_params_validate(cmd, argc, argv, &pp)) {
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return EINVALID_CMD_LINE;
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}
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vgcreate_params_set_defaults(&vp_def, NULL);
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vp_def.vg_name = vg_name;
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if (!vgcreate_params_set_from_args(cmd, &vp_new, &vp_def))
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return EINVALID_CMD_LINE;
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if (!vgcreate_params_validate(cmd, &vp_new))
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return EINVALID_CMD_LINE;
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lvmcache_seed_infos_from_lvmetad(cmd);
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/* Create the new VG */
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vg = vg_create(cmd, vp_new.vg_name);
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if (vg_read_error(vg)) {
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if (vg_read_error(vg) == FAILED_EXIST)
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log_error("A volume group called %s already exists.", vp_new.vg_name);
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else
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log_error("Can't get lock for %s.", vp_new.vg_name);
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release_vg(vg);
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return ECMD_FAILED;
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}
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if (!vg_set_extent_size(vg, vp_new.extent_size) ||
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!vg_set_max_lv(vg, vp_new.max_lv) ||
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!vg_set_max_pv(vg, vp_new.max_pv) ||
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!vg_set_alloc_policy(vg, vp_new.alloc) ||
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!vg_set_clustered(vg, vp_new.clustered) ||
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!vg_set_mda_copies(vg, vp_new.vgmetadatacopies))
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goto bad_orphan;
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if (!lock_vol(cmd, VG_ORPHANS, LCK_VG_WRITE)) {
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log_error("Can't get lock for orphan PVs");
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goto bad_orphan;
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}
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/* attach the pv's */
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if (!vg_extend(vg, argc, (const char* const*)argv, &pp))
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goto_bad;
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if (vp_new.max_lv != vg->max_lv)
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log_warn("WARNING: Setting maxlogicalvolumes to %d "
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"(0 means unlimited)", vg->max_lv);
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if (vp_new.max_pv != vg->max_pv)
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log_warn("WARNING: Setting maxphysicalvolumes to %d "
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"(0 means unlimited)", vg->max_pv);
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if (arg_count(cmd, addtag_ARG)) {
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dm_list_iterate_items(current_group, &cmd->arg_value_groups) {
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if (!grouped_arg_is_set(current_group->arg_values, addtag_ARG))
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continue;
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if (!(tag = grouped_arg_str_value(current_group->arg_values, addtag_ARG, NULL))) {
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log_error("Failed to get tag");
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goto bad;
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}
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if (!vg_change_tag(vg, tag, 1))
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goto_bad;
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}
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}
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if (vg_is_clustered(vg))
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clustered_message = "Clustered ";
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else if (locking_is_clustered())
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clustered_message = "Non-clustered ";
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if (!archive(vg))
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goto_bad;
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/* Store VG on disk(s) */
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if (!vg_write(vg) || !vg_commit(vg))
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goto_bad;
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unlock_vg(cmd, VG_ORPHANS);
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unlock_vg(cmd, vp_new.vg_name);
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backup(vg);
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log_print_unless_silent("%s%colume group \"%s\" successfully created",
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clustered_message, *clustered_message ? 'v' : 'V', vg->name);
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release_vg(vg);
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return ECMD_PROCESSED;
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bad:
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unlock_vg(cmd, VG_ORPHANS);
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bad_orphan:
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release_vg(vg);
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unlock_vg(cmd, vp_new.vg_name);
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return ECMD_FAILED;
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}
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