From 6b8a9b8ddf4d08da07ce907d40fe29971e010f9b Mon Sep 17 00:00:00 2001
From: teastep <teastep@fbd18981-670d-0410-9b5c-8dc0c1a9a2bb>
Date: Fri, 28 Jun 2002 23:42:00 +0000
Subject: [PATCH] Validate the interfaces in the hosts file

git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@96 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb
---
 Shorewall/firewall | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Shorewall/firewall b/Shorewall/firewall
index 3be36ef6f..48a961b39 100755
--- a/Shorewall/firewall
+++ b/Shorewall/firewall
@@ -472,6 +472,11 @@ validate_hosts_file() {
 	r="$z $hosts $options"
 	validate_zone $z || startup_error "Invalid zone ($z) in record \"$r\""
 
+	interface=${hosts%:*}
+
+	list_search  $interface $all_interfaces || \
+	    startup_error "Unknown interface ($interface) in record \"$r\""
+
         for option in `separate_list $options`; do
 	    case $option in
 	    routestopped|-)
@@ -1370,7 +1375,8 @@ delete_tc()
 #    dest_interface = Destination Interface Specification                      #
 #    proto          = Protocol Specification                                   #
 #    addr           = Original Destination Address                             #
-#    dports         = Destination Port Specification                           #
+#    dports         = Destination Port Specification. 'dports' may be changed  #
+#                     by this function                                         #
 #    cport          = Source Port Specification                                #
 #    multioption    = String to invoke multiport match if appropriate          #  
 ################################################################################