2011-03-21 09:58:24 +00:00

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#!/bin/bash
#
# Bring up/down opensm
#
# chkconfig: - 15 85
# description: Activates/Deactivates InfiniBand Subnet Manager
#
### BEGIN INIT INFO
# Provides: opensm
### END INIT INFO
#
# Copyright (c) 2008 Voltaire, Inc. All rights reserved.
# Copyright (c) 2006 Mellanox Technologies. All rights reserved.
#
# This Software is licensed under one of the following licenses:
#
# 1) under the terms of the "Common Public License 1.0" a copy of which is
# available from the Open Source Initiative, see
# http://www.opensource.org/licenses/cpl.php.
#
# 2) under the terms of the "The BSD License" a copy of which is
# available from the Open Source Initiative, see
# http://www.opensource.org/licenses/bsd-license.php.
#
# 3) under the terms of the "GNU General Public License (GPL) Version 2" a
# copy of which is available from the Open Source Initiative, see
# http://www.opensource.org/licenses/gpl-license.php.
#
# Licensee has the right to choose one of the above licenses.
#
# Redistributions of source code must retain the above copyright
# notice and one of the license notices.
#
# Redistributions in binary form must reproduce both the above copyright
# notice, one of the license notices in the documentation
# and/or other materials provided with the distribution.
#
#
# $Id: openib-1.0-opensm.init,v 1.5 2006/08/02 18:18:23 dledford Exp $
#
# processname: @sbindir@/opensm
# config: @sysconfdir@/sysconfig/opensm
# pidfile: /var/run/opensm.pid
prefix=@prefix@
exec_prefix=@exec_prefix@
. /etc/rc.d/init.d/functions
CONFIG=@sysconfdir@/sysconfig/opensm
if [ -f $CONFIG ]; then
. $CONFIG
fi
prog=@sbindir@/opensm
bin=${prog##*/}
# Handover daemon for updating guid2lid cache file
sldd_prog=@sbindir@/sldd.sh
sldd_bin=${sldd_prog##*/}
sldd_pid_file=/var/run/sldd.pid
ACTION=$1
# Setting OpenSM start parameters
PID_FILE=/var/run/${bin}.pid
touch $PID_FILE
if [[ -n "${OSM_HOSTS}" && $(echo -n ${OSM_HOSTS} | wc -w | tr -d '[:space:]') -gt 1 ]]; then
HONORE_GUID2LID="--honor_guid2lid"
fi
#########################################################################
start_sldd()
{
if [ -f $sldd_pid_file ]; then
local line p
read line < $sldd_pid_file
for p in $line ; do
[ -z "${p//[0-9]/}" -a -d "/proc/$p" ] && sldd_pid="$sldd_pid $p"
done
fi
if [ -z "$sldd_pid" ]; then
sldd_pid=`pidof -x $sldd_bin`
fi
if [ -n "${sldd_pid:-}" ] ; then
kill -9 ${sldd_pid} > /dev/null 2>&1
fi
$sldd_prog > /dev/null 2>&1 &
sldd_pid=$!
echo ${sldd_pid} > $sldd_pid_file
# Sleep is needed in order to update local gid2lid cache file before running opensm
sleep 3
}
stop_sldd()
{
if [ -f $sldd_pid_file ]; then
local line p
read line < $sldd_pid_file
for p in $line ; do
[ -z "${p//[0-9]/}" -a -d "/proc/$p" ] && sldd_pid="$sldd_pid $p"
done
fi
if [ -z "$sldd_pid" ]; then
sldd_pid=`pidof -x $sldd_bin`
fi
if [ -n "${sldd_pid:-}" ] ; then
kill -15 ${sldd_pid} > /dev/null 2>&1
fi
}
start()
{
local OSM_PID=
pid=""
if [ -f $PID_FILE ]; then
local line p
read line < $PID_FILE
for p in $line ; do
[ -z "${p//[0-9]/}" -a -d "/proc/$p" ] && pid="$pid $p"
done
fi
if [ -z "$pid" ]; then
pid=`pidof -o $$ -o $PPID -o %PPID -x $bin`
fi
if [ -n "${pid:-}" ] ; then
echo $"${bin} (pid $pid) is already running..."
else
if [ -n "${HONORE_GUID2LID}" ]; then
# Run sldd daemod
start_sldd
fi
# Start opensm
echo -n "Starting IB Subnet Manager"
$prog --daemon ${HONORE_GUID2LID} ${OPTIONS} > /dev/null
cnt=0; alive=0
while [ $cnt -lt 6 -a $alive -ne 1 ]; do
echo -n ".";
sleep 1
alive=0
OSM_PID=`pidof $prog`
if [ "$OSM_PID" != "" ]; then
alive=1
fi
let cnt++;
done
echo $OSM_PID > $PID_FILE
checkpid $OSM_PID
RC=$?
[ $RC -eq 0 ] && echo_success || echo_failure
[ $RC -eq 0 ] && touch /var/lock/subsys/opensm
echo
fi
return $RC
}
stop()
{
local pid=
local pid1=
local pid2=
# Stop sldd daemon
stop_sldd
if [ -f $PID_FILE ]; then
local line p
read line < $PID_FILE
for p in $line ; do
[ -z "${p//[0-9]/}" -a -d "/proc/$p" ] && pid1="$pid1 $p"
done
fi
pid2=`pidof -o $$ -o $PPID -o %PPID -x $bin`
pid=`echo "$pid1 $pid2" | sed -e 's/\ /\n/g' | sort -n | uniq | sed -e 's/\n/\ /g'`
if [ -n "${pid:-}" ] ; then
# Kill opensm
echo -n "Stopping IB Subnet Manager."
kill -15 $pid > /dev/null 2>&1
cnt=0; alive=1
while [ $cnt -lt 6 -a $alive -ne 0 ]; do
echo -n ".";
alive=0
for p in $pid; do
if checkpid $p ; then alive=1; echo -n "-"; fi
done
let cnt++;
sleep $alive
done
for p in $pid
do
while checkpid $p ; do
kill -KILL $p > /dev/null 2>&1
echo -n "+"
sleep 1
done
done
checkpid $pid
RC=$?
[ $RC -eq 0 ] && echo_failure || echo_success
echo
RC=$((! $RC))
else
echo -n "Stopping IB Subnet Manager."
echo_failure
echo
RC=1
fi
# Remove pid file if any.
rm -f $PID_FILE
rm -f /var/lock/subsys/opensm
return $RC
}
status()
{
local pid
# First try "pidof"
pid=`pidof -o $$ -o $PPID -o %PPID -x ${bin}`
if [ -n "$pid" ]; then
echo $"${bin} (pid $pid) is running..."
return 0
fi
# Next try "/var/run/opensm.pid" files
if [ -f $PID_FILE ] ; then
read pid < $PID_FILE
if [ -n "$pid" ]; then
echo $"${bin} dead but pid file $PID_FILE exists"
return 1
fi
fi
echo $"${bin} is stopped"
return 3
}
case $ACTION in
start)
start
;;
stop)
stop
;;
restart)
stop
start
;;
status)
status
;;
condrestart)
pid=`pidof -o $$ -o $PPID -o %PPID -x $bin`
if [ -n "$pid" ]; then
stop
sleep 1
start
fi
;;
*)
echo
echo "Usage: `basename $0` {start|stop|restart|status}"
echo
exit 1
;;
esac
RC=$?
exit $RC