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#!/sbin/openrc-run
extra_started_commands="starttargets stoptargets restarttargets"
depend() {
after modules
use net
}
checkconfig() {
if [ ! -e /etc/conf.d/${SVCNAME} ]; then
eerror "Config file /etc/conf.d/${SVCNAME} does not exist!"
return 1
fi
if [ ! -e "${CONFIG_FILE}" ]; then
eerror "Config file ${CONFIG_FILE} does not exist!"
return 1
fi
if [ ! -e ${INITIATORNAME_FILE} ] || [ ! "$(grep "^InitiatorName=iqn\." ${INITIATORNAME_FILE})" ]; then
ewarn "${INITIATORNAME_FILE} should contain a string with your initiatior name."
IQN=iqn.$(date +%Y-%m).$(hostname -f | awk 'BEGIN { FS=".";}{x=NF; while (x>0) {printf $x ;x--; if (x>0) printf ".";} print ""}'):openiscsi
IQN=${IQN}-$(echo ${RANDOM}${RANDOM}${RANDOM}${RANDOM}${RANDOM} | md5sum | sed -e "s/\(.*\) -/\1/g" -e 's/ //g')
ebegin "Creating InitiatorName ${IQN} in ${INITIATORNAME_FILE}"
echo "InitiatorName=${IQN}" >> "${INITIATORNAME_FILE}"
eend $?
fi
}
do_modules() {
msg="$1"
shift
modules="${1}"
shift
modopts="$@"
for m in ${modules}
do
if [ -n "$(find /lib/modules/`uname -r` | grep ${m})" ]
then
ebegin "${msg} ${m}"
modprobe ${modopts} ${m}
ret=$?
eend ${ret}
if [ ${ret} -ne 0 ]; then
return ${ret}
fi
else
ebegin "${msg} ${m}: not found"
return 1
fi
done
return 0
}
start() {
ebegin "Checking open-iSCSI configuration"
checkconfig
ret=$?
if [ $ret -ne 0 ]; then
eend 1
return 1
fi
ebegin "Loading iSCSI modules"
do_modules 'Loading' 'libiscsi scsi_transport_iscsi iscsi_tcp'
ret=$?
if [ $ret -ne 0 ]; then
eend 1
return 1
fi
ebegin "Starting ${SVCNAME}"
start-stop-daemon --start --quiet --exec /usr/sbin/iscsid -- ${OPTS}
ret=$?
if [ $ret -ne 0 ]; then
eend $?
return $?
fi
# Start automatic targets when iscsid is started
if [ "${AUTOSTARTTARGETS}" = "yes" ]; then
starttargets
return $?
fi
return 0
}
stop() {
local ret=
stoptargets
ebegin "Stopping ${SVCNAME}"
start-stop-daemon --signal HUP --stop --quiet --exec /usr/sbin/iscsid #--pidfile $PID_FILE
ret=$?
eend $ret
# ugly, but pid file is not removed by iscsid
rm -f $PID_FILE
return $ret
}
starttargets() {
ebegin "Setting up iSCSI targets"
/usr/bin/iscsiadm -m node --loginall=automatic
ret=$?
#Don't report error when no targets are configured
if [ "$ret" -eq "21" ]; then
ret="0"
fi
eend $ret
return $ret
}
stoptargets() {
ebegin "Disconnecting iSCSI targets"
sync
/usr/bin/iscsiadm -m node --logoutall=all
ret=$?
eend $ret
return $ret
}
restarttargets() {
stoptargets
starttargets
}
status() {
ebegin "Showing current active iSCSI sessions"
/usr/bin/iscsiadm -m session
}
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