1 files changed, 106 insertions, 0 deletions
diff --git a/main/iscsitarget/ietd.initd b/main/iscsitarget/ietd.initd
new file mode 100644
index 00000000000..6ea9a4b51e8
--- /dev/null
+++ b/main/iscsitarget/ietd.initd
@@ -0,0 +1,106 @@
+#!/sbin/runscript
+# Copyright 1999-2008 Gentoo Technologies, Inc.
+# Distributed under the terms of the GNU General Public License, v2 or later
+# $Header: /var/cvsroot/gentoo-x86/sys-block/iscsitarget/files/ietd-init.d-2,v 1.1 2008/07/18 16:03:38 flameeyes Exp $
+
+MEM_SIZE=1048576
+DAEMON=/usr/sbin/ietd
+CONFIG_FILE=/etc/ietd.conf
+PID_FILE=/var/run/iscsi_trgt.pid
+NAME="iSCSI Enterprise Target"
+
+ARGS=""
+[ -n "$USER" ] && ARGS="${ARGS} --uid=${USER}"
+[ -n "$GROUP" ] && ARGS="${ARGS} --gid=${GROUP}"
+[ -n "$ISNS" ] && ARGS="${ARGS} --isns=${ISNS}"
+[ -n "$PORT" ] && ARGS="${ARGS} --port=${PORT}"
+[ -n "$ADDRESS" ] && ARGS="${ARGS} --address=${ADDRESS}"
+[ -n "$DEBUGLEVEL" ] && ARGS="${ARGS} --debug=${DEBUGLEVEL}"
+
+depend() {
+	use net
+	after modules
+}
+checkconfig() {
+	if [ ! -f $CONFIG_FILE ]; then
+		eerror "Config file $CONFIG_FILE does not exist!"
+		return 1
+	fi
+	if [ -z "$DISABLE_MEMORY_WARNINGS" ]; then
+		check_memsize
+	fi
+}
+
+check_memsize() {
+	local wr md sysctl_key v k
+	for wr in r w; do
+		for md in max default; do
+			sysctl_key="net.core.${wr}mem_${md}"
+			v="$(sysctl -n ${sysctl_key})"
+			if [ "${v}" -lt "${MEM_SIZE}" ]; then
+				ewarn "$sysctl_key ($v) is lower than recommended ${MEM_SIZE}"
+			fi
+		done
+	done
+	for wr in "" r w; do
+		sysctl_key="net.ipv4.tcp_${wr}mem"
+		set -- $(sysctl -n ${sysctl_key})
+		for k in min default max ; do
+			if [ "${1}" -lt "${MEM_SIZE}" ]; then
+				ewarn "$sysctl_key:$k (${1}) is lower than recommended ${MEM_SIZE}"
+			fi
+			shift
+		done
+	done
+}
+
+do_modules() {
+	msg="$1"
+	shift
+	modules="$1"
+	shift
+	opts="$@"
+	for m in ${modules}; do
+		ebegin "${msg} - ${m}"
+		modprobe ${opts} $m
+		ret=$?
+		eend $ret
+		[ $ret -ne 0 ] && return $ret
+	done
+	return 0
+}
+
+start() {
+	checkconfig || return 1
+	do_modules 'Loading iSCSI-Target modules' 'iscsi_trgt'
+	ebegin "Starting ${NAME}"
+	start-stop-daemon --start --exec $DAEMON --quiet -- ${ARGS}
+	eend $?
+}
+
+stop() {
+	ebegin "Removing ${NAME} devices"
+	# ugly, but ietadm does not allways provides correct exit values
+	RETURN="$(ietadm --op delete 2>&1)"
+	RETVAL=$?
+	if [ $RETVAL -eq 0 ] && [ "$RETURN" != "something wrong" ] ; then
+		eend 0
+	else
+		eend 1
+		eerror "ietadm failed - $RETURN"
+		return 1
+	fi
+
+	ebegin "Stopping ${NAME}"
+	start-stop-daemon --stop --quiet --exec $DAEMON --pidfile $PID_FILE
+	ret=$?
+	eend $ret
+	[ $ret -ne 0 ] && return 1
+
+	# ugly, but pid file is not removed by ietd
+	rm -f $PID_FILE
+	do_modules 'Removing iSCSI-Target modules' 'iscsi_trgt' '-r'
+	return $?
+}
+
+# vim: tw=72: