xref: /netbsd-src/external/gpl2/lvm2/dist/tools/vgextend.c (revision 7c604eea85b4f330dc75ffe65e947f4d73758aa0)
1*7c604eeaShaad /*	$NetBSD: vgextend.c,v 1.1.1.2 2009/12/02 00:25:57 haad Exp $	*/
256a34939Shaad 
356a34939Shaad /*
456a34939Shaad  * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
5*7c604eeaShaad  * Copyright (C) 2004-2009 Red Hat, Inc. All rights reserved.
656a34939Shaad  *
756a34939Shaad  * This file is part of LVM2.
856a34939Shaad  *
956a34939Shaad  * This copyrighted material is made available to anyone wishing to use,
1056a34939Shaad  * modify, copy, or redistribute it subject to the terms and conditions
1156a34939Shaad  * of the GNU Lesser General Public License v.2.1.
1256a34939Shaad  *
1356a34939Shaad  * You should have received a copy of the GNU Lesser General Public License
1456a34939Shaad  * along with this program; if not, write to the Free Software Foundation,
1556a34939Shaad  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
1656a34939Shaad  */
1756a34939Shaad 
1856a34939Shaad #include "tools.h"
1956a34939Shaad 
vgextend(struct cmd_context * cmd,int argc,char ** argv)2056a34939Shaad int vgextend(struct cmd_context *cmd, int argc, char **argv)
2156a34939Shaad {
2256a34939Shaad 	char *vg_name;
2356a34939Shaad 	struct volume_group *vg = NULL;
24*7c604eeaShaad 	int r = ECMD_FAILED;
25*7c604eeaShaad 	struct pvcreate_params pp;
2656a34939Shaad 
2756a34939Shaad 	if (!argc) {
2856a34939Shaad 		log_error("Please enter volume group name and "
2956a34939Shaad 			  "physical volume(s)");
3056a34939Shaad 		return EINVALID_CMD_LINE;
3156a34939Shaad 	}
3256a34939Shaad 
3356a34939Shaad 	vg_name = skip_dev_dir(cmd, argv[0], NULL);
3456a34939Shaad 	argc--;
3556a34939Shaad 	argv++;
3656a34939Shaad 
37*7c604eeaShaad 	if (arg_count(cmd, metadatacopies_ARG)) {
38*7c604eeaShaad 		log_error("Invalid option --metadatacopies, "
39*7c604eeaShaad 			  "use --pvmetadatacopies instead.");
40*7c604eeaShaad 		return EINVALID_CMD_LINE;
41*7c604eeaShaad 	}
42*7c604eeaShaad 	pvcreate_params_set_defaults(&pp);
43*7c604eeaShaad 	if (!pvcreate_params_validate(cmd, argc, argv, &pp)) {
44*7c604eeaShaad 		return EINVALID_CMD_LINE;
4556a34939Shaad 	}
4656a34939Shaad 
4756a34939Shaad 	log_verbose("Checking for volume group \"%s\"", vg_name);
48*7c604eeaShaad 	vg = vg_read_for_update(cmd, vg_name, NULL, 0);
49*7c604eeaShaad 	if (vg_read_error(vg)) {
50*7c604eeaShaad 		vg_release(vg);
51*7c604eeaShaad 		stack;
5256a34939Shaad 		return ECMD_FAILED;
5356a34939Shaad 	}
54*7c604eeaShaad 
55*7c604eeaShaad 	if (!lock_vol(cmd, VG_ORPHANS, LCK_VG_WRITE)) {
56*7c604eeaShaad 		log_error("Can't get lock for orphan PVs");
57*7c604eeaShaad 		unlock_and_release_vg(cmd, vg, vg_name);
58*7c604eeaShaad 		return ECMD_FAILED;
59*7c604eeaShaad 	}
6056a34939Shaad 
6156a34939Shaad 	if (!archive(vg))
62*7c604eeaShaad 		goto_bad;
6356a34939Shaad 
6456a34939Shaad 	/* extend vg */
65*7c604eeaShaad 	if (!vg_extend(vg, argc, argv, &pp))
66*7c604eeaShaad 		goto_bad;
6756a34939Shaad 
6856a34939Shaad 	/* ret > 0 */
6956a34939Shaad 	log_verbose("Volume group \"%s\" will be extended by %d new "
7056a34939Shaad 		    "physical volumes", vg_name, argc);
7156a34939Shaad 
7256a34939Shaad 	/* store vg on disk(s) */
7356a34939Shaad 	if (!vg_write(vg) || !vg_commit(vg))
74*7c604eeaShaad 		goto_bad;
7556a34939Shaad 
7656a34939Shaad 	backup(vg);
7756a34939Shaad 	log_print("Volume group \"%s\" successfully extended", vg_name);
78*7c604eeaShaad 	r = ECMD_PROCESSED;
7956a34939Shaad 
80*7c604eeaShaad bad:
8156a34939Shaad 	unlock_vg(cmd, VG_ORPHANS);
82*7c604eeaShaad 	unlock_and_release_vg(cmd, vg, vg_name);
83*7c604eeaShaad 	return r;
8456a34939Shaad }
85