mirror of
git://sourceware.org/git/lvm2.git
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107 lines
2.4 KiB
C
107 lines
2.4 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004 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 General Public License v.2.
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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 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 vgextend(struct cmd_context *cmd, int argc, char **argv)
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{
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char *vg_name;
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struct volume_group *vg = NULL;
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int consistent = 1;
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if (!argc) {
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log_error("Please enter volume group name and "
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"physical volume(s)");
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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(s)");
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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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if (!lock_vol(cmd, "", 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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log_verbose("Checking for volume group \"%s\"", vg_name);
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if (!lock_vol(cmd, vg_name, LCK_VG_WRITE | LCK_NONBLOCK)) {
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unlock_vg(cmd, "");
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log_error("Can't get lock for %s", vg_name);
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goto error;
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}
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if (!(vg = vg_read(cmd, vg_name, &consistent)) || !consistent) {
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log_error("Volume group \"%s\" not found.", vg_name);
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goto error;
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}
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if (vg->status & EXPORTED_VG) {
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log_error("Volume group \"%s\" is exported", vg->name);
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goto error;
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}
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if (!(vg->status & LVM_WRITE)) {
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log_error("Volume group \"%s\" is read-only", vg_name);
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goto error;
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}
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if (!(vg->status & RESIZEABLE_VG)) {
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log_error("Volume group \"%s\" is not resizeable.", vg_name);
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goto error;
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}
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/********** FIXME
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log_print("maximum logical volume size is %s",
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(dummy = lvm_show_size(LVM_LV_SIZE_MAX(vg) / 2, LONG)));
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dbg_free(dummy);
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dummy = NULL;
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**********/
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if (!archive(vg))
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goto error;
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/* extend vg */
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if (!vg_extend(vg->fid, vg, argc, argv))
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goto error;
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/* ret > 0 */
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log_verbose("Volume group \"%s\" will be extended by %d new "
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"physical volumes", vg_name, argc);
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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 error;
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backup(vg);
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unlock_vg(cmd, vg_name);
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unlock_vg(cmd, "");
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log_print("Volume group \"%s\" successfully extended", vg_name);
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return ECMD_PROCESSED;
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error:
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unlock_vg(cmd, vg_name);
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unlock_vg(cmd, "");
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return ECMD_FAILED;
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}
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