mirror of
				git://sourceware.org/git/lvm2.git
				synced 2025-10-30 20:23:49 +03:00 
			
		
		
		
	
		
			
				
	
	
		
			107 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			107 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved. 
 | |
|  * Copyright (C) 2004 Red Hat, Inc. All rights reserved.
 | |
|  *
 | |
|  * This file is part of LVM2.
 | |
|  *
 | |
|  * This copyrighted material is made available to anyone wishing to use,
 | |
|  * modify, copy, or redistribute it subject to the terms and conditions
 | |
|  * of the GNU General Public License v.2.
 | |
|  *
 | |
|  * You should have received a copy of the GNU General Public License
 | |
|  * along with this program; if not, write to the Free Software Foundation,
 | |
|  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 | |
|  */
 | |
| 
 | |
| #include "tools.h"
 | |
| 
 | |
| int vgextend(struct cmd_context *cmd, int argc, char **argv)
 | |
| {
 | |
| 	char *vg_name;
 | |
| 	struct volume_group *vg = NULL;
 | |
| 	int consistent = 1;
 | |
| 
 | |
| 	if (!argc) {
 | |
| 		log_error("Please enter volume group name and "
 | |
| 			  "physical volume(s)");
 | |
| 		return EINVALID_CMD_LINE;
 | |
| 	}
 | |
| 
 | |
| 	if (argc == 1) {
 | |
| 		log_error("Please enter physical volume(s)");
 | |
| 		return EINVALID_CMD_LINE;
 | |
| 	}
 | |
| 
 | |
| 	vg_name = argv[0];
 | |
| 	argc--;
 | |
| 	argv++;
 | |
| 
 | |
| 	if (!lock_vol(cmd, "", LCK_VG_WRITE)) {
 | |
| 		log_error("Can't get lock for orphan PVs");
 | |
| 		return ECMD_FAILED;
 | |
| 	}
 | |
| 
 | |
| 	log_verbose("Checking for volume group \"%s\"", vg_name);
 | |
| 	if (!lock_vol(cmd, vg_name, LCK_VG_WRITE | LCK_NONBLOCK)) {
 | |
| 		unlock_vg(cmd, "");
 | |
| 		log_error("Can't get lock for %s", vg_name);
 | |
| 		goto error;
 | |
| 	}
 | |
| 
 | |
| 	if (!(vg = vg_read(cmd, vg_name, &consistent)) || !consistent) {
 | |
| 		log_error("Volume group \"%s\" not found.", vg_name);
 | |
| 		goto error;
 | |
| 	}
 | |
| 
 | |
| 	if (vg->status & EXPORTED_VG) {
 | |
| 		log_error("Volume group \"%s\" is exported", vg->name);
 | |
| 		goto error;
 | |
| 	}
 | |
| 
 | |
| 	if (!(vg->status & LVM_WRITE)) {
 | |
| 		log_error("Volume group \"%s\" is read-only", vg_name);
 | |
| 		goto error;
 | |
| 	}
 | |
| 
 | |
| 	if (!(vg->status & RESIZEABLE_VG)) {
 | |
| 		log_error("Volume group \"%s\" is not resizeable.", vg_name);
 | |
| 		goto error;
 | |
| 	}
 | |
| 
 | |
| /********** FIXME
 | |
| 	log_print("maximum logical volume size is %s",
 | |
| 		  (dummy = lvm_show_size(LVM_LV_SIZE_MAX(vg) / 2, LONG)));
 | |
| 	dbg_free(dummy);
 | |
| 	dummy = NULL;
 | |
| **********/
 | |
| 
 | |
| 	if (!archive(vg))
 | |
| 		goto error;
 | |
| 
 | |
| 	/* extend vg */
 | |
| 	if (!vg_extend(vg->fid, vg, argc, argv))
 | |
| 		goto error;
 | |
| 
 | |
| 	/* ret > 0 */
 | |
| 	log_verbose("Volume group \"%s\" will be extended by %d new "
 | |
| 		    "physical volumes", vg_name, argc);
 | |
| 
 | |
| 	/* store vg on disk(s) */
 | |
| 	if (!vg_write(vg) || !vg_commit(vg))
 | |
| 		goto error;
 | |
| 
 | |
| 	backup(vg);
 | |
| 
 | |
| 	unlock_vg(cmd, vg_name);
 | |
| 	unlock_vg(cmd, "");
 | |
| 
 | |
| 	log_print("Volume group \"%s\" successfully extended", vg_name);
 | |
| 
 | |
| 	return ECMD_PROCESSED;
 | |
| 
 | |
|       error:
 | |
| 	unlock_vg(cmd, vg_name);
 | |
| 	unlock_vg(cmd, "");
 | |
| 	return ECMD_FAILED;
 | |
| }
 |