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/*
* 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 vgexport_single(const char *vg_name);
int vgexport(int argc, char **argv)
{
if (!argc && !arg_count(all_ARG)) {
log_error("Please supply volume groups or use -a for all.");
return ECMD_FAILED;
}
if (argc && arg_count(all_ARG)) {
log_error("No arguments permitted when using -a for all.");
return ECMD_FAILED;
}
return process_each_vg(argc, argv, LCK_READ, &vgexport_single);
}
static int vgexport_single(const char *vg_name)
{
struct volume_group *vg;
if (!(vg = fid->ops->vg_read(fid, vg_name))) {
log_error("Unable to find volume group \"%s\"", vg_name);
goto error;
}
if (vg->status & EXPORTED_VG) {
log_error("Volume group \"%s\" is already exported", vg_name);
goto error;
}
if (!(vg->status & LVM_WRITE)) {
log_error("Volume group \"%s\" is read-only", vg_name);
goto error;
}
if (lvs_in_vg_activated(vg)) {
log_error("Volume group \"%s\" has active logical volumes",
vg_name);
goto error;
}
if (!archive(vg))
goto error;
vg->status |= EXPORTED_VG;
if (!fid->ops->vg_write(fid,vg))
goto error;
backup(vg);
log_print("Volume group \"%s\" successfully exported", vg->name);
return 0;
error:
return ECMD_FAILED;
}
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