Fix FW->FW REDIRECT

git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@365 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb

STABLE/firewall

@@ -849,8 +849,14 @@ validate_rule() {
     chain=${source}2${dest}
 
     if [ "x$chain" = x${FW}2${FW} ]; then
+	case $logtarget in
+	    REDIRECT)
+		;;
+	    *)
 		error_message "WARNING: fw -> fw rules are not supported; rule \"$rule\" ignored"
 		return
+		;;
+	esac
     fi
 
     #
@@ -1966,6 +1972,7 @@ add_a_rule()
 	    add_nat_rule
 	fi
 
+	if [ $chain != ${FW}2${FW} ]; then
 	    serv="${serv:+-d $serv}"
 
 	    [ -n "$loglevel" ] && run_iptables -A $chain $proto $multiport \
@@ -1974,6 +1981,7 @@ add_a_rule()
 		--log-level $loglevel
 	    run_iptables -A $chain $proto $multiport $state $cli $sports \
 		$serv $dports -j $target
+	fi
     else
 	    
 	# Destination is a simple zone
@@ -2104,11 +2112,17 @@ process_rule() # $1 = target
     chain=${source}2${dest}
 
     if [ "x$chain" = x${FW}2${FW} ]; then
+	case $logtarget in
+	    REDIRECT)
+		;;
+	    *)
 		error_message "WARNING: fw -> fw rules are not supported; rule \"$rule\" ignored"
 		return
-    fi
-
+		;;
+	esac
+    else
 	ensurechain $chain
+    fi
 
     # Generate Netfilter rule(s)