Add openflow-switch settings for the limit on core files.

debian/openflow-switch.init

@@ -45,6 +45,7 @@ unset CACERT_MODE
 unset MGMT_VCONNS
 unset COMMANDS
 unset DAEMON_OPTS
+unset CORE_LIMIT
 default=/etc/default/openflow-switch
 if [ -f $default ] ; then
 	. $default
@@ -255,6 +256,10 @@ case "$1" in
             DAEMON_OPTS="$DAEMON_OPTS --out-of-band"
         fi
 
+        if test -n "$CORE_LIMIT"; then
+            check_ops "Setting core limit to $CORE_LIMIT" ulimit -c "$CORE_LIMIT"
+        fi
+
 	echo -n "Starting $DESC: "
 	start-stop-daemon --start --quiet --pidfile $PIDFILE \
 	    --exec $DAEMON -- nl:0 $CONTROLLER --detach --pidfile=$PIDFILE \