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lvm2/tools/lvscan.c
Alasdair Kergon 191abde97e lvscan -a
2005-10-17 16:41:38 +00:00

67 lines
1.7 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"
static int lvscan_single(struct cmd_context *cmd, struct logical_volume *lv,
void *handle)
{
struct lvinfo info;
int lv_total = 0;
uint64_t lv_capacity_total = 0;
const char *active_str, *snapshot_str;
/* FIXME Avoid snapshot special-case */
if (!arg_count(cmd, all_ARG) && !(lv->status & VISIBLE_LV) &&
!(lv_is_cow(lv)))
return ECMD_PROCESSED;
/* FIXME Add -D arg to skip this! */
if (lv_info(cmd, lv, &info, 0) && info.exists)
active_str = "ACTIVE ";
else
active_str = "inactive ";
if (lv_is_origin(lv))
snapshot_str = "Original";
else if (lv_is_cow(lv))
snapshot_str = "Snapshot";
else
snapshot_str = " ";
log_print("%s%s '%s%s/%s' [%s] %s", active_str, snapshot_str,
cmd->dev_dir, lv->vg->name, lv->name,
display_size(cmd, lv->size, SIZE_SHORT),
get_alloc_string(lv->alloc));
lv_total++;
lv_capacity_total += lv->size;
return ECMD_PROCESSED;
}
int lvscan(struct cmd_context *cmd, int argc, char **argv)
{
if (argc) {
log_error("No additional command line arguments allowed");
return EINVALID_CMD_LINE;
}
return process_each_lv(cmd, argc, argv, LCK_VG_READ, NULL,
&lvscan_single);
}