"All connection fine" message now only showed one time.
[ipfire-2.x.git] / src / scripts / vpn-watch
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dced81b2 1#!/usr/bin/perl
0edf2f61 2##################################################
98ccaf67 3##### VPN-Watch.pl Version 0.4a #####
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4##################################################
5# #
6# VPN-Watch is part of the IPFire Firewall #
7# #
8##################################################
c6c9630e 9
dced81b2 10use strict;
c6c9630e 11
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12require '/var/ipfire/general-functions.pl';
13my @vpnsettings;
14my $i = 0;
15my $file = "/var/run/vpn-watch.pid";
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16my $debug = 0;
17
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18if ( -e $file ){
19 logger("There my be another vpn-watch runnning because $file exists, vpn-watch will try kill the process.");
20 open(FILE, "<$file");
21 my $PID = <FILE>;
22 close(FILE);
23 system("kill -9 $PID");
24 }
c6c9630e 25
dced81b2 26system("echo $$ > $file");
c6c9630e 27
dced81b2 28while ( $i == 0){
ad60e3ea 29 if ($debug){logger("We will wait 300 seconds before next action.");}
f515baeb 30 sleep(300);
ad60e3ea 31
a2d5130f 32 if (open(FILE, "<${General::swroot}/vpn/config")) {
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33 @vpnsettings = <FILE>;
34 close(FILE);
35 unless(@vpnsettings) {exit 1;}
36 }
37
38foreach (@vpnsettings){
39 my @settings = split(/,/,$_);
40
41 if ($settings[27] ne 'RED'){next;}
42 if ($settings[4] ne 'net'){next;}
43 if ($settings[1] ne 'on'){next;}chomp($settings[29]);
44 if ($settings[29] ne 'on'){next;}
45
46 my $remotehostname = $settings[11];
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47
48 if ($debug){logger("Checking connection to $remotehostname.");}
49
dced81b2 50 my $remoteip = `/usr/bin/ping -c 1 $remotehostname 2>/dev/null | head -n1 | awk '{print \$3}' | tr -d '()' | tr -d ':'`;chomp($remoteip);
0edf2f61 51 if ($remoteip eq ""){next;if ($debug){logger("Unable to resolve $remotehostname.");}}
f515baeb 52 my $connected= `ipsec whack --status | grep $remoteip`;
0fe5c268 53 my $established= `ipsec whack --status | grep '$settings[2]' | grep 'IPsec SA established'`;
0edf2f61 54
f515baeb 55 if ( $established eq '' || $connected eq '' ){
0edf2f61 56 logger("Remote IP for host $remotehostname has changed or no connection is established, restarting connection to $remoteip.");
dced81b2 57 system("/usr/local/bin/ipsecctrl S $settings[0]");
98ccaf67 58 last; #all connections will reloaded
dced81b2 59 }
ad60e3ea 60 }
af0e9924 61 if ($debug){logger("All connections may be fine nothing was done.");}
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62}
63
64sub logger {
65 my $log = shift;
66 system("logger -t vpnwatch \"$log\"");
67}
0edf2f61 68