From: Arne Fitzenreiter <arne_f@ipfire.org>
Date: Thu, 24 Jun 2010 16:53:13 +0000 (+0200)
Subject: vpn-watch: restart ipsec only if ip's has changed.
X-Git-Tag: v2.9-beta1~189
X-Git-Url: http://git.ipfire.org/?p=people%2Fpmueller%2Fipfire-2.x.git;a=commitdiff_plain;h=64bd20c56c090bec348661686422842826360d1c

vpn-watch: restart ipsec only if ip's has changed.
---

diff --git a/src/scripts/vpn-watch b/src/scripts/vpn-watch
index 287bf8fdc0..3f7757adb2 100755
--- a/src/scripts/vpn-watch
+++ b/src/scripts/vpn-watch
@@ -1,6 +1,6 @@
 #!/usr/bin/perl 
 ##################################################
-#####     VPN-Watch.pl     Version 0.4b      #####
+#####     VPN-Watch.pl     Version 0.4c      #####
 ##################################################
 #                                                #
 #   VPN-Watch is part of the IPFire Firewall     #
@@ -26,8 +26,8 @@ if ( -e $file ){
 system("echo $$ > $file");
     
 while ( $i == 0){
-  if ($debug){logger("We will wait 300 seconds before next action.");}
-    sleep(300);
+  if ($debug){logger("We will wait 60 seconds before next action.");}
+    sleep(60);
   
   if (open(FILE, "<${General::swroot}/vpn/config")) {
     @vpnsettings = <FILE>;
@@ -35,6 +35,7 @@ while ( $i == 0){
     unless(@vpnsettings) {exit 1;}
   }
 
+my $status = `ipsec whack --status`;
 foreach (@vpnsettings){
  my @settings = split(/,/,$_);
 
@@ -49,11 +50,10 @@ foreach (@vpnsettings){
   
   my $remoteip = `/usr/bin/ping -c 1 $remotehostname 2>/dev/null | head -n1 | awk '{print \$3}' | tr -d '()' | tr -d ':'`;chomp($remoteip);
   if ($remoteip eq ""){next;if ($debug){logger("Unable to resolve $remotehostname.");}}
-  my $connected= `ipsec whack --status | grep $remoteip`;
-  my $established= `ipsec whack --status | grep '$settings[2]' | grep 'IPsec SA established'`; 
+  my $ipmatch= `echo "$status" | grep $remoteip | grep $settings[2]`;
   
-  if ( $established  eq '' || $connected eq '' ){
-    logger("Remote IP for host $remotehostname has changed or no connection is established, restarting connection to $remoteip.");
+  if ( $ipmatch eq '' ){
+    logger("Remote IP for host $remotehostname-$remoteip has changed, restarting ipsec.");
     system("/usr/local/bin/ipsecctrl S");
     last; #all connections will reloaded
   }