xref: /dflybsd-src/contrib/lvm2/dist/tools/pvcreate.c (revision 86d7f5d305c6adaa56ff4582ece9859d73106103)
186d7f5d3SJohn Marino /*	$NetBSD: pvcreate.c,v 1.1.1.2 2009/12/02 00:25:54 haad Exp $	*/
286d7f5d3SJohn Marino 
386d7f5d3SJohn Marino /*
486d7f5d3SJohn Marino  * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
586d7f5d3SJohn Marino  * Copyright (C) 2004-2009 Red Hat, Inc. All rights reserved.
686d7f5d3SJohn Marino  *
786d7f5d3SJohn Marino  * This file is part of LVM2.
886d7f5d3SJohn Marino  *
986d7f5d3SJohn Marino  * This copyrighted material is made available to anyone wishing to use,
1086d7f5d3SJohn Marino  * modify, copy, or redistribute it subject to the terms and conditions
1186d7f5d3SJohn Marino  * of the GNU Lesser General Public License v.2.1.
1286d7f5d3SJohn Marino  *
1386d7f5d3SJohn Marino  * You should have received a copy of the GNU Lesser General Public License
1486d7f5d3SJohn Marino  * along with this program; if not, write to the Free Software Foundation,
1586d7f5d3SJohn Marino  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
1686d7f5d3SJohn Marino  */
1786d7f5d3SJohn Marino 
1886d7f5d3SJohn Marino #include "tools.h"
1986d7f5d3SJohn Marino #include "metadata-exported.h"
2086d7f5d3SJohn Marino 
2186d7f5d3SJohn Marino /*
2286d7f5d3SJohn Marino  * Intial sanity checking of recovery-related command-line arguments.
2386d7f5d3SJohn Marino  * These args are: --restorefile, --uuid, and --physicalvolumesize
2486d7f5d3SJohn Marino  *
2586d7f5d3SJohn Marino  * Output arguments:
2686d7f5d3SJohn Marino  * pp: structure allocated by caller, fields written / validated here
2786d7f5d3SJohn Marino  */
pvcreate_restore_params_validate(struct cmd_context * cmd,int argc,char ** argv,struct pvcreate_params * pp)2886d7f5d3SJohn Marino static int pvcreate_restore_params_validate(struct cmd_context *cmd,
2986d7f5d3SJohn Marino 					    int argc, char **argv,
3086d7f5d3SJohn Marino 					    struct pvcreate_params *pp)
3186d7f5d3SJohn Marino {
3286d7f5d3SJohn Marino 	const char *uuid = NULL;
3386d7f5d3SJohn Marino 	void *existing_pv;
3486d7f5d3SJohn Marino 	struct volume_group *vg;
3586d7f5d3SJohn Marino 
3686d7f5d3SJohn Marino 	if (arg_count(cmd, restorefile_ARG) && !arg_count(cmd, uuidstr_ARG)) {
3786d7f5d3SJohn Marino 		log_error("--uuid is required with --restorefile");
3886d7f5d3SJohn Marino 		return 0;
3986d7f5d3SJohn Marino 	}
4086d7f5d3SJohn Marino 
4186d7f5d3SJohn Marino 	if (arg_count(cmd, uuidstr_ARG) && argc != 1) {
4286d7f5d3SJohn Marino 		log_error("Can only set uuid on one volume at once");
4386d7f5d3SJohn Marino 		return 0;
4486d7f5d3SJohn Marino 	}
4586d7f5d3SJohn Marino 
4686d7f5d3SJohn Marino  	if (arg_count(cmd, uuidstr_ARG)) {
4786d7f5d3SJohn Marino 		uuid = arg_str_value(cmd, uuidstr_ARG, "");
4886d7f5d3SJohn Marino 		if (!id_read_format(&pp->id, uuid))
4986d7f5d3SJohn Marino 			return 0;
5086d7f5d3SJohn Marino 		pp->idp = &pp->id;
5186d7f5d3SJohn Marino 	}
5286d7f5d3SJohn Marino 
5386d7f5d3SJohn Marino 	if (arg_count(cmd, restorefile_ARG)) {
5486d7f5d3SJohn Marino 		pp->restorefile = arg_str_value(cmd, restorefile_ARG, "");
5586d7f5d3SJohn Marino 		/* The uuid won't already exist */
5686d7f5d3SJohn Marino 		if (!(vg = backup_read_vg(cmd, NULL, pp->restorefile))) {
5786d7f5d3SJohn Marino 			log_error("Unable to read volume group from %s",
5886d7f5d3SJohn Marino 				  pp->restorefile);
5986d7f5d3SJohn Marino 			return 0;
6086d7f5d3SJohn Marino 		}
6186d7f5d3SJohn Marino 		if (!(existing_pv = find_pv_in_vg_by_uuid(vg, pp->idp))) {
6286d7f5d3SJohn Marino 			log_error("Can't find uuid %s in backup file %s",
6386d7f5d3SJohn Marino 				  uuid, pp->restorefile);
6486d7f5d3SJohn Marino 			return 0;
6586d7f5d3SJohn Marino 		}
6686d7f5d3SJohn Marino 		pp->pe_start = pv_pe_start(existing_pv);
6786d7f5d3SJohn Marino 		pp->extent_size = pv_pe_size(existing_pv);
6886d7f5d3SJohn Marino 		pp->extent_count = pv_pe_count(existing_pv);
6986d7f5d3SJohn Marino 		vg_release(vg);
7086d7f5d3SJohn Marino 	}
7186d7f5d3SJohn Marino 
7286d7f5d3SJohn Marino 	if (arg_sign_value(cmd, physicalvolumesize_ARG, 0) == SIGN_MINUS) {
7386d7f5d3SJohn Marino 		log_error("Physical volume size may not be negative");
7486d7f5d3SJohn Marino 		return 0;
7586d7f5d3SJohn Marino 	}
7686d7f5d3SJohn Marino 	pp->size = arg_uint64_value(cmd, physicalvolumesize_ARG, UINT64_C(0));
7786d7f5d3SJohn Marino 
7886d7f5d3SJohn Marino 	if (arg_count(cmd, restorefile_ARG) || arg_count(cmd, uuidstr_ARG))
7986d7f5d3SJohn Marino 		pp->zero = 0;
8086d7f5d3SJohn Marino 	return 1;
8186d7f5d3SJohn Marino }
8286d7f5d3SJohn Marino 
pvcreate(struct cmd_context * cmd,int argc,char ** argv)8386d7f5d3SJohn Marino int pvcreate(struct cmd_context *cmd, int argc, char **argv)
8486d7f5d3SJohn Marino {
8586d7f5d3SJohn Marino 	int i;
8686d7f5d3SJohn Marino 	int ret = ECMD_PROCESSED;
8786d7f5d3SJohn Marino 	struct pvcreate_params pp;
8886d7f5d3SJohn Marino 
8986d7f5d3SJohn Marino 	pvcreate_params_set_defaults(&pp);
9086d7f5d3SJohn Marino 
9186d7f5d3SJohn Marino 	if (!pvcreate_restore_params_validate(cmd, argc, argv, &pp)) {
9286d7f5d3SJohn Marino 		return EINVALID_CMD_LINE;
9386d7f5d3SJohn Marino 	}
9486d7f5d3SJohn Marino 	if (!pvcreate_params_validate(cmd, argc, argv, &pp)) {
9586d7f5d3SJohn Marino 		return EINVALID_CMD_LINE;
9686d7f5d3SJohn Marino 	}
9786d7f5d3SJohn Marino 
9886d7f5d3SJohn Marino 	for (i = 0; i < argc; i++) {
9986d7f5d3SJohn Marino 		if (!lock_vol(cmd, VG_ORPHANS, LCK_VG_WRITE)) {
10086d7f5d3SJohn Marino 			log_error("Can't get lock for orphan PVs");
10186d7f5d3SJohn Marino 			return ECMD_FAILED;
10286d7f5d3SJohn Marino 		}
10386d7f5d3SJohn Marino 
10486d7f5d3SJohn Marino 		if (!pvcreate_single(cmd, argv[i], &pp)) {
10586d7f5d3SJohn Marino 			stack;
10686d7f5d3SJohn Marino 			ret = ECMD_FAILED;
10786d7f5d3SJohn Marino 		}
10886d7f5d3SJohn Marino 
10986d7f5d3SJohn Marino 		unlock_vg(cmd, VG_ORPHANS);
11086d7f5d3SJohn Marino 		if (sigint_caught())
11186d7f5d3SJohn Marino 			return ret;
11286d7f5d3SJohn Marino 	}
11386d7f5d3SJohn Marino 
11486d7f5d3SJohn Marino 	return ret;
11586d7f5d3SJohn Marino }
116