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lvm2/tools/vgck.c
Alasdair Kergon 25b733809a Merge with text format branch.
Lots of changes/very little testing so far => there'll be bugs!

Use 'vgcreate -M text' to create a volume group with its metadata stored
in text files.  Text format metadata changes should be reasonably atomic,
with a (basic) automatic recovery mechanism if the system crashes while a
change is in progress.

Add a metadata section to lvm.conf to specify multiple directories if
you want (recommended) to keep multiple copies of the metadata (eg on
different filesystems).

e.g. metadata {
        dirs = ["/etc/lvm/metadata1","/usr/local/lvm/metadata2"]
}

Plenty of refinements still in the pipeline.
2002-04-24 18:20:51 +00:00

55 lines
1.6 KiB
C

/*
* Copyright (C) 2001 Sistina Software
*
* LVM 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.
*
* LVM 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.
*
*/
#include "tools.h"
static int vgck_single(struct cmd_context *cmd, const char *vg_name);
int vgck(struct cmd_context *cmd, int argc, char **argv)
{
return process_each_vg(cmd, argc, argv, LCK_VG_READ, &vgck_single);
}
static int vgck_single(struct cmd_context *cmd, const char *vg_name)
{
struct volume_group *vg;
log_verbose("Checking volume group \"%s\"", vg_name);
if (!(vg = vg_read(cmd, vg_name))) {
log_error("Volume group \"%s\" not found", vg_name);
return ECMD_FAILED;
}
if (vg->status & EXPORTED_VG) {
log_error("Volume group \"%s\" is exported", vg_name);
return ECMD_FAILED;
}
/******* FIXME Must be caught and logged by vg_read
log_error("not all physical volumes of volume group \"%s\" online",
log_error("volume group \"%s\" has physical volumes with ",
"invalid version",
********/
/* FIXME: free */
return 0;
}