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lvm2/tools/vgremove.c

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/*
* Copyright (C) 2001 Sistina Software
*
* vgremove 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.
*
* vgremove 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 vgremove_single(const char *vg_name);
int vgremove(int argc, char **argv)
{
return process_each_vg(argc, argv, &vgremove_single);
}
static int vgremove_single(const char *vg_name)
{
struct volume_group *vg;
struct physical_volume *pv;
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struct list *pvh;
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int ret = 0;
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log_verbose("Checking for volume group %s", vg_name);
if (!(vg = ios->vg_read(ios, vg_name))) {
log_error("Volume group %s doesn't exist", vg_name);
return ECMD_FAILED;
}
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if (vg->status & ACTIVE) {
log_error("Volume group %s is still active", vg_name);
return ECMD_FAILED;
}
if (vg->lv_count) {
log_error("Volume group %s still contains %d logical volume(s)",
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vg_name, vg->lv_count);
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return ECMD_FAILED;
}
/************ FIXME
if (vg_remove_dir_and_group_and_nodes(vg_name) < 0) {
log_error("removing special files of volume group %s",
vg_name);
}
*************/
/* init physical volumes */
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list_iterate(pvh, &vg->pvs) {
pv = &list_item(pvh, struct pv_list)->pv;
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log_verbose("Removing physical volume %s from volume group %s",
dev_name(pv->dev), vg_name);
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*pv->vg_name = '\0';
if (!(ios->pv_write(ios, pv))) {
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log_error("Failed to remove physical volume %s from "
"volume group %s", dev_name(pv->dev),
vg_name);
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ret = ECMD_FAILED;
}
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}
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if (!ret)
log_print("Volume group %s successfully removed", vg_name);
else
log_error("Volume group %s not properly removed", vg_name);
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return ret;
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}