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|
#!/bin/bash
#
# /etc/init.d/iscsi
#
### BEGIN INIT INFO
# Provides: iscsi
# Required-Start: $network
# Should-Start:
# Required-Stop:
# Should-Stop:
# Default-Start: 3 5
# Default-Stop:
# Short-Description: Starts and stops the iSCSI client initiator
#
### END INIT INFO
PID_FILE=/var/run/iscsi.pid
CONFIG_FILE=/etc/iscsi/iscsid.conf
DAEMON=/sbin/iscsid
ISCSIADM=/sbin/iscsiadm
ARGS="-c $CONFIG_FILE -p $PID_FILE"
# Source LSB init functions
. /etc/rc.status
# Reset status of this service
rc_reset
iscsi_login_all_nodes()
{
echo -n "Setting up iSCSI targets: "
$ISCSIADM -m node --loginall=automatic
rc_status -v
}
iscsi_logout_all_nodes()
{
# Logout from all active sessions
if $ISCSIADM -m node --logoutall=all ; then
rc_status -v
else
RETVAL=$?
rc_failed $RETVAL
fi
# Not sure whether this is still needed
sleep 1
return ${RETVAL:-0}
}
iscsi_list_all_nodes()
{
# Check for active sessions
if $ISCSIADM -m session > /dev/null; then
return 0
fi
echo "Active connections:"
$ISCSIADM -m session | while read proto num PORTAL TARGET ; do
PORTAL=${PORTAL%,*}
echo -e "\t$TARGET at $PORTAL"
done
}
case "$1" in
start)
[ ! -d /var/lib/iscsi ] && mkdir -p /var/lib/iscsi
if checkproc $DAEMON ; then
RETVAL=0
else
echo -n "Starting iSCSI initiator service: "
modprobe iscsi_tcp
modprobe -q ib_iser
startproc $DAEMON $ARGS
RETVAL=$?
rc_status -v
fi
if [ "$RETVAL" == "0" ]; then
iscsi_login_all_nodes
fi
;;
stop)
if iscsi_logout_all_nodes ; then
killproc -KILL $DAEMON
RETVAL=$?
else
RETVAL=1
fi
echo -n "Stopping iSCSI initiator service: "
if [ "$RETVAL" == "0" ]; then
rm -f $PID_FILE
modprobe -r iscsi_tcp
modprobe -q -r ib_iser
rc_failed 0
else
rc_failed 1
fi
rc_status -v
;;
status)
echo -n "Checking for iSCSI initiator service: "
if checkproc $DAEMON ; then
rc_status -v
iscsi_list_all_nodes
else
rc_failed 3
rc_status -v
fi
;;
restart)
$0 stop
sleep 1
$0 start
;;
*)
echo "Usage: $0 {start|stop|status|restart}"
exit 1
;;
esac
rc_exit
|
