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File tgt.init of Package tgt
#!/bin/sh # # /etc/init.d/tgtd # ### BEGIN INIT INFO # Provides: tgtd # Required-Start: $remote_fs $network # Should-Start: # Required-Stop: $remote_fs $network # Should-Stop: # Default-Start: 3 5 # Default-Stop: # Short-Description: generic storage target daemon # Description: Starts and stops the generic storage target subsystem ### END INIT INFO # # DAEMON=/usr/sbin/tgtd PIDFILE=/var/run/tgtd.pid TGTD_CONFIG=/etc/tgt/targets.conf # Source LSB init functions . /etc/rc.status rc_reset PATH=/sbin:/bin:/usr/sbin:/usr/bin start() { echo "Starting target framework daemon" # Start tgtd first. tgtd &>/dev/null RETVAL=$? if [ "$RETVAL" -ne 0 ] ; then rc_failed -v else # Put tgtd into "offline" state until all the targets are configured. # We don't want initiators to (re)connect and fail the connection # if it's not ready. tgtadm --op update --mode sys --name State -v offline # Configure the targets. tgt-admin -e -c $TGTD_CONFIG # Put tgtd into "ready" state. tgtadm --op update --mode sys --name State -v ready rc_failed 0 fi rc_status -v } stop() { if [ "$RUNLEVEL" == 0 -o "$RUNLEVEL" == 6 ] ; then forcedstop fi echo "Stopping target framework daemon" # Remove all targets. It only removes targets which are not in use. tgt-admin --update ALL -c /dev/null &>/dev/null # tgtd will exit if all targets were removed tgtadm --op delete --mode system &>/dev/null RETVAL=$? if [ "$RETVAL" -eq 107 ] ; then rc_failed 7 [ "$TASK" != "restart" ] && exit 1 elif [ "$RETVAL" -ne 0 ] ; then echo -n "(Some initiators are still connected)" rc_failed 1 fi rc_status -v } forcedstop() { # NOTE: Forced shutdown of the iscsi target may cause data corruption # for initiators that are connected. echo "Force-stopping target framework daemon" # Offline everything first. May be needed if we're rebooting, but # expect the initiators to reconnect cleanly when we boot again # (i.e. we don't want them to reconnect to a tgtd which is still # working, but the target is gone). tgtadm --op update --mode sys --name State -v offline &>/dev/null RETVAL=$? if [ "$RETVAL" -eq 107 ] ; then rc_failed 7 [ "$TASK" != "restart" ] && exit 1 else tgt-admin --offline ALL # Remove all targets, even if they are still in use. tgt-admin --update ALL -c /dev/null -f # It will shut down tgtd only after all targets were removed. tgtadm --op delete --mode system RETVAL=$? if [ "$RETVAL" -ne 0 ] ; then rc_failed 1 fi fi } reload() { echo "Updating target framework daemon configuration" # Update configuration for targets. Only targets which # are not in use will be updated. tgt-admin --update ALL -c $TGTD_CONFIG &>/dev/null RETVAL=$? if [ "$RETVAL" -eq 107 ] ; then rc_failed 7 fi } forcedreload() { echo "Force-updating target framework daemon configuration" # Update configuration for targets, even those in use. tgt-admin --update ALL -f -c $TGTD_CONFIG &>/dev/null RETVAL=$? if [ "$RETVAL" -eq 107 ] ; then rc_failed 7 fi } case "$1" in start) echo -n "Starting SCSI target service: " start rc_status -v ;; stop) echo -n "Stopping SCSI target service: " stop if [ $RETVAL != "0" ]; then rc_failed else modprobe -r scsi_tgt 2>/dev/null modprobe -r crc32c 2>/dev/null rc_failed 0 fi rc_status -v ;; forcedstop) forcedstop rc_status -v ;; forcereload) forcedreload rc_status -v ;; restart|reload) TASK=$1 stop RETVAL=$? if [ $RETVAL -eq 0 ] ; then start fi rc_status -v ;; status) echo -n "Checking for SCSI target service" checkproc -p $PIDFILE $DAEMON rc_status -v ;; *) echo $"Usage: $0 {start|stop|restart|reload|forcedreload|forcedstop|status}" exit 1 esac rc_exit
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