mirror of
git://sourceware.org/git/lvm2.git
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125 lines
3.2 KiB
C
125 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) 2004-2007 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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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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if (argc == 1) {
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log_error("Please enter physical volume name(s)");
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return EINVALID_CMD_LINE;
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}
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vp_def.vg_name = NULL;
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vp_def.extent_size = DEFAULT_EXTENT_SIZE * 2;
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vp_def.max_pv = 0;
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vp_def.max_lv = 0;
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vp_def.alloc = ALLOC_NORMAL;
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vp_def.clustered = 0;
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if (fill_vg_create_params(cmd, argv[0], &vp_new, &vp_def))
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return EINVALID_CMD_LINE;
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if (validate_vg_create_params(cmd, &vp_new))
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return EINVALID_CMD_LINE;
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/* Create the new VG */
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if (!(vg = vg_create(cmd, vp_new.vg_name, vp_new.extent_size,
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vp_new.max_pv, vp_new.max_lv, vp_new.alloc,
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argc - 1, argv + 1)))
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return ECMD_FAILED;
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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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if (!(tag = arg_str_value(cmd, addtag_ARG, NULL))) {
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log_error("Failed to get tag");
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return ECMD_FAILED;
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}
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if (!(vg->fid->fmt->features & FMT_TAGS)) {
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log_error("Volume group format does not support tags");
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return ECMD_FAILED;
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}
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if (!str_list_add(cmd->mem, &vg->tags, tag)) {
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log_error("Failed to add tag %s to volume group %s",
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tag, vp_new.vg_name);
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return ECMD_FAILED;
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}
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}
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/* FIXME: move this inside vg_create? */
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if (vp_new.clustered) {
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vg->status |= CLUSTERED;
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clustered_message = "Clustered ";
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} else {
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vg->status &= ~CLUSTERED;
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if (locking_is_clustered())
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clustered_message = "Non-clustered ";
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}
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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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return ECMD_FAILED;
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}
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if (!lock_vol(cmd, vp_new.vg_name, LCK_VG_WRITE | LCK_NONBLOCK)) {
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log_error("Can't get lock for %s", vp_new.vg_name);
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unlock_vg(cmd, VG_ORPHANS);
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return ECMD_FAILED;
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}
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if (!archive(vg)) {
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unlock_vg(cmd, vp_new.vg_name);
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unlock_vg(cmd, VG_ORPHANS);
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return ECMD_FAILED;
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}
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/* Store VG on disk(s) */
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if (!vg_write(vg) || !vg_commit(vg)) {
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unlock_vg(cmd, vp_new.vg_name);
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unlock_vg(cmd, VG_ORPHANS);
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return ECMD_FAILED;
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}
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unlock_vg(cmd, vp_new.vg_name);
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unlock_vg(cmd, VG_ORPHANS);
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backup(vg);
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log_print("%s%colume group \"%s\" successfully created",
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clustered_message, *clustered_message ? 'v' : 'V', vg->name);
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return ECMD_PROCESSED;
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}
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