blob: cc56861ad594410068448ea271744582ed8fc0d7 [file] [log] [blame] [raw]
#!/bin/sh
# Copyright (C) 2000-2007 SWsoft. All rights reserved.
#
# This program 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 of the License, or
# (at your option) any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
veidmark='envID:'
namemark='Name:'
usage()
{
echo 'Usage: vzpid [pid ...] [-h]'
}
header()
{
printf '%s\t%s\t%s\n' 'Pid' 'VEID' 'Name'
}
getveid()
{
local pid="$1"
[ -f "/proc/$pid/status" ] || return
awk -v "pid=$pid" '
BEGIN {veid=0; name=""}
($1 == "'"$namemark"'") {name = $2}
($1 == "'"$veidmark"'") {veid = $2}
END {printf("%d\t%s\t%s\n", pid, veid, name)}
' <"/proc/$pid/status"
}
if [ $# -eq 0 ]; then
usage >&2
exit 1
elif [ $# -eq 1 -a "$1" = '-' ]; then
set -- `tr -s '[[:space:]]' ' '`
elif [ $# -eq 1 -a "$1" = '-h' ]; then
usage
exit 0
fi
header
for i; do
getveid "$i"
done