1
0
mirror of git://sourceware.org/git/lvm2.git synced 2024-12-22 17:35:59 +03:00
lvm2/tools/vgcreate.c

100 lines
2.6 KiB
C
Raw Normal View History

2001-10-04 00:38:07 +04:00
/*
2001-11-07 11:50:07 +03:00
* Copyright (C) 2001 Sistina Software
*
* vgcreate is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* vgcreate is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with LVM; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
2001-10-04 00:38:07 +04:00
*
*/
#include "tools.h"
2001-10-15 22:39:40 +04:00
/* FIXME From config file? */
#define DEFAULT_PV 255
#define DEFAULT_LV 255
2001-10-16 00:29:15 +04:00
#define DEFAULT_EXTENT 4096 /* In KB */
2001-10-12 16:21:43 +04:00
2001-10-04 00:38:07 +04:00
int vgcreate(int argc, char **argv)
{
2001-11-06 22:02:26 +03:00
int max_lv, max_pv;
uint32_t extent_size;
char *vg_name;
2001-10-04 00:38:07 +04:00
struct volume_group *vg;
2001-10-12 16:21:43 +04:00
if (!argc) {
log_error("Please provide volume group name and "
"physical volumes");
return EINVALID_CMD_LINE;
2001-10-04 00:38:07 +04:00
}
if (argc == 1) {
2001-10-12 16:21:43 +04:00
log_error("Please enter physical volume name(s)");
return EINVALID_CMD_LINE;
2001-10-04 00:38:07 +04:00
}
vg_name = argv[0];
2001-10-12 18:25:53 +04:00
max_lv = arg_int_value(maxlogicalvolumes_ARG, DEFAULT_LV);
max_pv = arg_int_value(maxphysicalvolumes_ARG, DEFAULT_PV);
2001-10-16 00:29:15 +04:00
/* Units of 512-byte sectors */
extent_size = arg_int_value(physicalextentsize_ARG, DEFAULT_EXTENT) * 2;
2001-10-12 16:21:43 +04:00
2001-10-15 22:39:40 +04:00
if (max_lv < 1) {
log_error("maxlogicalvolumes too low");
return EINVALID_CMD_LINE;
}
2002-01-10 17:27:47 +03:00
2001-10-15 22:39:40 +04:00
if (max_pv < 1) {
log_error("maxphysicalvolumes too low");
return EINVALID_CMD_LINE;
}
2002-01-10 17:27:47 +03:00
2001-11-15 20:27:45 +03:00
/* Strip dev_dir if present */
2001-11-12 18:10:01 +03:00
if (!strncmp(vg_name, fid->cmd->dev_dir, strlen(fid->cmd->dev_dir)))
vg_name += strlen(fid->cmd->dev_dir);
2001-10-15 22:39:40 +04:00
if (!is_valid_chars(vg_name)) {
log_error("New volume group name '%s' has invalid characters",
vg_name);
return ECMD_FAILED;
}
/* Create the new VG */
2002-01-10 17:27:47 +03:00
if (!(vg = vg_create(fid, vg_name, extent_size, max_pv, max_lv,
2001-10-15 22:39:40 +04:00
argc - 1, argv + 1)))
return ECMD_FAILED;
2001-10-04 00:38:07 +04:00
2002-01-10 17:27:47 +03:00
if (max_lv != vg->max_lv)
log_error("Warning: Setting maxlogicalvolumes to %d",
2001-10-15 22:39:40 +04:00
vg->max_lv);
2002-01-10 17:27:47 +03:00
if (max_pv != vg->max_pv)
log_error("Warning: Setting maxphysicalvolumes to %d",
2001-10-15 22:39:40 +04:00
vg->max_pv);
2002-01-09 16:17:14 +03:00
if (!archive(vg))
return ECMD_FAILED;
/* Store VG on disk(s) */
2001-11-12 18:10:01 +03:00
if (!fid->ops->vg_write(fid, vg))
return ECMD_FAILED;
2001-10-04 00:38:07 +04:00
2002-01-07 14:12:11 +03:00
backup(vg);
log_print("Volume group %s successfully created", vg->name);
2001-10-12 18:25:53 +04:00
2001-10-04 00:38:07 +04:00
return 0;
}