3 # CTDB event script for TGTD based iSCSI
5 [ -n "$CTDB_BASE" ] || \
6 export CTDB_BASE=$(cd -P $(dirname "$0") ; dirname "$PWD")
14 ctdb_start_stop_service
16 is_ctdb_managed_service || exit 0
18 [ -z "$CTDB_START_ISCSI_SCRIPTS" ] && {
19 echo "No iscsi start script directory found"
25 all_ips=$(ctdb -X ip | tail -n +2)
27 # Block the iSCSI port. Only block for the address families
28 # we have configured. This copes with, for example, ip6tables
29 # being unavailable on an IPv4-only system.
32 while IFS='|' read x ip pnn x ; do
34 *:*) have_ipv6=true ;;
41 iptables -I INPUT 1 -p tcp --dport 3260 -j DROP
44 ip6tables -I INPUT 1 -p tcp --dport 3260 -j DROP
48 killall -9 tgtd >/dev/null 2>/dev/null
51 [ -n "$pnn" ] || die "Failed to get node pnn"
56 # Run a script for each currently hosted public IP address
57 ips=$(echo "$all_ips" | awk -F'|' -v pnn=$pnn '$3 == pnn {print $2}')
59 script="${CTDB_START_ISCSI_SCRIPTS}/${ip}.sh"
60 if [ -x "$script" ] ; then
61 echo "Starting iSCSI service for public address ${ip}"
66 # Unblock iSCSI port. These can be unconditional (compared to
67 # blocking above), since errors are redirected.
68 while iptables -D INPUT -p tcp --dport 3260 -j DROP >/dev/null 2>&1 ; do
71 while ip6tables -D INPUT -p tcp --dport 3260 -j DROP >/dev/null 2>&1 ; do
78 # Shutdown iSCSI daemon when ctdb goes down
79 killall -9 tgtd >/dev/null 2>&1
83 ctdb_check_tcp_ports 3260 || exit $?
87 ctdb_standard_event_handler "$@"