mirror of
https://github.com/SCST-project/scst.git
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dfa320af1b
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@3283 d57e44dd-8a1f-0410-8b47-8ef2f437770f
133 lines
2.8 KiB
Bash
133 lines
2.8 KiB
Bash
#!/bin/sh
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#
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# chkconfig: - 39 35
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# description: Starts and stops the iSCSI target
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# debianized start-stop script
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PID_FILE=/var/run/iscsi-scstd.pid
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CONFIG_FILE=/etc/iscsi-scstd.conf
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DAEMON=/usr/local/sbin/iscsi-scstd
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PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin
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# Don't touch this "memsize thingy" unless you are blessed
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# with knowledge about it.
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MEM_SIZE=1048576
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ADD_MODULES="scst_vdisk scst"
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configure_memsize()
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{
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if [ -e /proc/sys/net/core/wmem_max ]; then
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echo ${MEM_SIZE} > /proc/sys/net/core/wmem_max
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fi
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if [ -e /proc/sys/net/core/rmem_max ]; then
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echo ${MEM_SIZE} > /proc/sys/net/core/rmem_max
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fi
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if [ -e /proc/sys/net/core/wmem_default ]; then
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echo ${MEM_SIZE} > /proc/sys/net/core/wmem_default
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fi
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if [ -e /proc/sys/net/core/rmem_default ]; then
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echo ${MEM_SIZE} > /proc/sys/net/core/rmem_default
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fi
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if [ -e /proc/sys/net/ipv4/tcp_mem ]; then
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echo "${MEM_SIZE} ${MEM_SIZE} ${MEM_SIZE}" > /proc/sys/net/ipv4/tcp_mem
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fi
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if [ -e /proc/sys/net/ipv4/tcp_rmem ]; then
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echo "${MEM_SIZE} ${MEM_SIZE} ${MEM_SIZE}" > /proc/sys/net/ipv4/tcp_rmem
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fi
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if [ -e /proc/sys/net/ipv4/tcp_wmem ]; then
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echo "${MEM_SIZE} ${MEM_SIZE} ${MEM_SIZE}" > /proc/sys/net/ipv4/tcp_wmem
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fi
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}
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RETVAL=0
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iscsi_scstd_start()
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{
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echo -n "Starting iSCSI-SCST target service: "
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# configure_memsize
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modprobe -q crc32c 2>/dev/null
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modprobe -q crc32c-intel 2>/dev/null
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modprobe iscsi-scst
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for m in $ADD_MODULES; do
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modprobe $m
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done
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start-stop-daemon --start --exec $DAEMON --quiet
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/usr/local/sbin/scstadmin -config /etc/scst.conf
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RETVAL=$?
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if [ $RETVAL -eq 0 ]; then
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echo "succeeded."
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else
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echo "failed."
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rmmod iscsi-scst
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fi
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}
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iscsi_scstd_stop()
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{
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echo -n "Stopping iSCSI-SCST target service: "
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start-stop-daemon --stop --quiet --exec $DAEMON --pidfile $PID_FILE
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RETVAL=$?
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if [ $RETVAL -eq 0 ]; then
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echo "succeeded."
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else
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echo "failed."
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fi
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# ugly, but pid file is not removed by iscsi-scstd
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rm -f $PID_FILE
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echo -n "Removing iSCSI-SCST target modules: "
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if [ -e /sys/module/iscsi_scst ]; then
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rmmod -w iscsi-scst
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fi
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RETVAL=$?
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for m in $ADD_MODULES; do
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if [ -e /sys/module/$m ]; then
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rmmod -w $m
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fi
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RETVAL=$?
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done
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modprobe -r crc32c 2>/dev/null
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if [ $RETVAL -eq 0 ]; then
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echo "succeeded."
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else
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echo "failed."
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exit 1
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fi
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}
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case "$1" in
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start)
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iscsi_scstd_start
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;;
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stop)
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iscsi_scstd_stop
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;;
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restart)
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iscsi_scstd_stop
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sleep 1
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iscsi_scstd_start
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;;
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status)
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PID=`pidof iscsi-scstd`
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if [ $PID ]; then
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echo "iSCSI-SCST target is running at pid $PID"
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else
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echo "no iSCSI-SCST target found!"
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exit 1
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fi
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;;
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*)
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echo $"Usage: $0 {start|stop|restart|status|dump}"
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exit 1
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esac
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exit 0
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