]>
git.ipfire.org Git - people/pmueller/ipfire-2.x.git/blob - src/scripts/vpn-watch
e510641a84d614cf347ef4fec4d43072d5a6aae8
2 ##################################################
3 ##### VPN-Watch.pl Version 0.4 #####
4 ##################################################
6 # VPN-Watch is part of the IPFire Firewall #
8 ##################################################
12 require '/var/ipfire/general-functions.pl';
15 my $file = "/var/run/vpn-watch.pid";
19 logger
("There my be another vpn-watch runnning because $file exists, vpn-watch will try kill the process.");
23 system("kill -9 $PID");
25 if ($debug){logger
("Call of vpn-watch pid not is not existing.");}
27 system("echo $$ > $file");
31 if ($debug){logger
("We will wait 300 seconds before next action.");}
33 if (open(FILE
, "<${General::swroot}/vpn/config")) {
34 @vpnsettings = <FILE
>;
36 unless(@vpnsettings) {exit 1;}
39 foreach (@vpnsettings){
40 my @settings = split(/,/,$_);
42 if ($settings[27] ne 'RED'){next;}
43 if ($settings[4] ne 'net'){next;}
44 if ($settings[1] ne 'on'){next;}chomp($settings[29]);
45 if ($settings[29] ne 'on'){next;}
47 my $remotehostname = $settings[11];
49 if ($debug){logger
("Checking connection to $remotehostname.");}
51 my $remoteip = `/usr/bin/ping -c 1 $remotehostname 2>/dev/null | head -n1 | awk '{print \$3}' | tr -d '()' | tr -d ':'`;chomp($remoteip);
52 if ($remoteip eq ""){next;if ($debug){logger
("Unable to resolve $remotehostname.");}}
53 my $connected=system("ipsec whack --status | grep $remoteip >/dev/null");
54 my $established=system("ipsec whack --status | grep '$settings[1]' | grep 'ISAKMP SA established' >/dev/null");
56 if ( $established eq "" || $connected eq "" ){
57 logger
("Remote IP for host $remotehostname has changed or no connection is established, restarting connection to $remoteip.");
58 system("/usr/local/bin/ipsecctrl S $settings[0]");
61 if ($debug){logger
("All connections may be fine nothing was done.");}
67 system("logger -t vpnwatch \"$log\"");