Files
bpfire/config/wio/wio.pl
2023-05-18 09:47:46 +00:00

356 lines
11 KiB
Perl

#!/usr/bin/perl
#
###############################################################################
# #
# IPFire.org - A linux based firewall #
# Copyright (C) 2017-2020 Stephan Feddersen <sfeddersen@ipfire.org> #
# All Rights Reserved. #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <http://www.gnu.org/licenses/>. #
# #
###############################################################################
#
# Version: 2020/06/01 13:29:23
#
# This wio.pl is based on the code from the IPCop WIO Addon
# and is extremly adapted to work with IPFire.
#
# Autor: Stephan Feddersen
# Co-Autor: Alexander Marx
# Co-Autor: Frank Mainz (for some code for the IPCop WIO Addon)
#
# enable only the following on debugging purpose
#use warnings;
use strict;
use POSIX qw(strftime);
use Time::HiRes qw(gettimeofday tv_interval);
use Net::Ping;
use RRDs;
use Fatal qw/ open /;
require '/var/ipfire/general-functions.pl';
require '/var/ipfire/lang.pl';
require '/usr/lib/wio/wio-lib.pl';
my ( $debug, $i, $t, $ib, $tb, $ivpn, $tvpn ) = '';
my $owner = getpwnam "nobody";
my $group = getgrnam "nobody";
my $ipadrfile = "/var/log/wio/wioips";
unless ( -e $ipadrfile ) { print ( "The file $ipadrfile doesn't exist!\n" ); exit; }
foreach (@ARGV) {
if ( $_ eq '-d' || $_ eq '--debug') { $debug = 1; }
if ( $_ eq '-h' || $_ eq '--help' ) { die help(); }
}
my ( %wiosettings, %mainsettings, %mailsettings, %netsettings ) = ();
&General::readhash('/var/ipfire/main/settings', \%mainsettings);
&General::readhash('/var/ipfire/ethernet/settings', \%netsettings);
&General::readhash('/var/ipfire/dma/mail.conf', \%mailsettings);
&General::readhash("/var/ipfire/wio/wio.conf", \%wiosettings);
my $now = strftime "%a, %d.%m.%Y %H:%M:%S", localtime;
my $logging = $wiosettings{'LOGGING'};
my $mailstyle = $wiosettings{'MAILSTYLE'};
my $mailremark = $wiosettings{'MAILREMARK'};
my $timeout = $wiosettings{'TIMEOUT'};
my $rrddir = "/var/log/rrd/wio";
my $onoffip = "/var/log/wio/wioscip";
my $hostname = "$mainsettings{'HOSTNAME'}.$mainsettings{'DOMAINNAME'}";
my $redactive = "/var/ipfire/red/active";
my $rediface = "/var/ipfire/red/iface";
my $reddev = '';
if ( -e $rediface ) {
$reddev = &General::get_red_interface;
}
my $redip = $hostname;
my $vpnpid = ( -e "/var/run/charon.pid" ? `awk '{print $1}' /var/run/charon.pid`: '');
my $ovpnpid = ( -e "/var/run/openvpn.pid" ? `awk '{print $1}' /var/run/openvpn.pid`: '');
my $steptime = $wiosettings{'CRON'} *= 60;
my $i_ping = 'icmp';
my $t_ping = 'tcp';
my $nr = 1;
my ( $togglestat, $arp, $time, $start, $timestamp ) = 0;
my ( $id, $ipadr, $ipadrnew, $host, $hostnew, $enable, $remark, $dyndns, $dyndnsip ) = '';
my ( $mail, $mailon, $mailoff, $ping, $on, $httphost, $mailen ) = '';
my ( $msg, $logmsg, $mailmsg, $smailtxt, $infomsg, $client, $mode, $onbak, $arpclient ) = '';
my ( $ping_i, $ping_t, $ping_ib, $ping_tb, $ping_iv, $ping_tv, $pingmode ) = '';
my ( @tmp, @arptmp, @myarray, @status, @arpclients ) = '';
my @ifaces = ('GREEN','BLUE','ORANGE');
if ( $mailsettings{'USEMAIL'} eq 'on' ) { $mailen = 'on'; }
else { $mailen = 'off'; }
if ( -e $redactive ) {
open(IPADDR, "/var/ipfire/red/local-ipaddress");
$redip = <IPADDR>;
close IPADDR;
chomp($redip);
}
if ($debug) {
$start = [gettimeofday];
startdebug();
}
foreach (@ifaces) {
if ( $netsettings{"${_}_DEV"} ne '' && $netsettings{"${_}_DEV"} ne 'disabled' ) {
my $output = `ifconfig $netsettings{"${_}_DEV"}`;
if ( grep (/RX bytes:0/, $output) ) { next; }
else {
@arptmp = `/usr/local/bin/wioscan -s $netsettings{"${_}_DEV"}`;
foreach $arpclient (@arptmp) {
push (@arpclients, (split (/\,/,$arpclient))[1]);
}
}
$output = '';
undef(@arptmp);
}
}
if ( -e "$onoffip" ) { open( FILE, "< $onoffip" ); }
else { open( FILE, "< $ipadrfile" ); }
@myarray = <FILE>;
close(FILE);
# ping all clients
foreach (@myarray) {
chomp;
@tmp = split( /\,/, $_ );
($id,$timestamp,$ipadr,$host,$enable,$remark,$dyndns,$mailon,$mailoff,$ping,$on,$httphost) = @tmp;
$timestamp = strftime "%d.%m.%Y - %H:%M:%S", localtime;
if ( $enable ne 'on' ) {
push (@status, "$id,$timestamp,$ipadr,$host,$enable,$remark,$dyndns,$mailon,$mailoff,$ping,$on,$httphost\n");
next;
}
if ( defined($dyndns) && ( $dyndns =~ 'on' ) ) {
($dyndnsip, $infomsg) = &WIO::getdyndnsip($host, @myarray);
if ($dyndnsip ne $ipadr) { $ipadr = $dyndnsip; }
}
$ping_i = $ping_t = $ping_ib = $ping_tb = $ping_iv = $ping_tv = $pingmode = $arp = 0;
foreach (@arpclients) {
chomp;
unless ( $ipadr eq $_ )
{
$i = Net::Ping->new( $i_ping, $timeout );
unless ( defined $i ) { die "Can't create Net::Ping object $!"; }
$t = Net::Ping->new( $t_ping, $timeout );
unless ( defined $t ) { die "Can't create Net::Ping object $!"; }
$ib = Net::Ping->new( $i_ping, $timeout );
unless ( defined $ib ) { die "Can't create Net::Ping object $!"; }
$ib->bind($redip);
$tb = Net::Ping->new( $t_ping, $timeout );
unless ( defined $tb ) { die "Can't create Net::Ping object $!"; }
$tb->bind($redip);
if ($ovpnpid || $vpnpid)
{
$ivpn = Net::Ping->new( $i_ping, $timeout );
unless ( defined $ivpn ) { die "Can't create Net::Ping object $!"; }
$ivpn->bind($hostname);
$tvpn = Net::Ping->new( $t_ping, $timeout );
unless ( defined $tvpn ) { die "Can't create Net::Ping object $!"; }
$tvpn->bind($hostname);
}
}
else { $arp = 1 }
}
$client = ( ( $dyndns eq 'on' || $ping eq 'fqdn' ) ? $host : $ipadr );
if ($debug) {
printf "%2s %15s", $nr++, ($client ne $ipadr ? $ipadr : $client );
$time = [gettimeofday];
}
if ( $arp == 1
|| ($ping_i = $i->ping($client))
|| ($ping_t = $t->ping($client))
|| ($ping_ib = $ib->ping($client))
|| ($ping_tb = $tb->ping($client))
|| ($ovpnpid?($ping_iv = $ivpn->ping($client)) : 0)
|| ($vpnpid?($ping_tv = $tvpn->ping($client)) : 0) )
{
$mode = 100;
$msg = "$Lang::tr{'wio up'}";
$onbak = $on;
$togglestat = ( $on ne 'on' ) ? 1 : 0;
$on = 'on';
}
else {
$mode = 0;
$msg = "$Lang::tr{'wio down'}";
$onbak = $on;
$togglestat = ( $on ne 'off' ) ? 1 : 0;
$on = 'off';
}
push (@status, "$id,$timestamp,$ipadr,$host,$enable,$remark,$dyndns,$mailon,$mailoff,$ping,$on,$httphost\n");
if ($debug) {
$mail = '----';
if ( $mailon eq 'on' && $togglestat == 1 && $mode == 100 ) { $mail = 'Online'; }
if ( $mailoff eq 'on' && $togglestat == 1 && $mode == 0 ) { $mail = 'Offline'; }
if ( $dyndns ne 'on' ) { $dyndns = 'off'; }
$pingmode = $arp ? 'ARPSCAN' : $ping_i ? 'ICMP' : $ping_t ? 'TCP' : $ping_ib ? 'ICMP+BIND' : $ping_tb ? 'TCP+BIND' : $ping_iv ? 'VPN ICMP' : $ping_tv ? 'VPN TCP' : 'NO ECHO';
printf "%7s%8s%9s%10s %.4f sek%12s\n", $ping, $dyndns, $msg, $mail, tv_interval($time), $pingmode;
}
if ( $host eq '' ) { $hostnew = 'n/a'; } else { $hostnew = $host; }
if ( $ipadr eq '' ) { $ipadrnew = 'n/a'; } else { $ipadrnew = $ipadr; }
if ( $logging eq 'on' ) {
$logmsg = "Client: $hostnew - IP: $ipadrnew - Status: $msg";
&General::log("wio","$logmsg");
}
if ( $mailen eq 'on' && $togglestat == 1 && ($mailon eq 'on' || $mailoff eq 'on')) {
if ( $mailstyle eq 'email' || ($mailstyle eq 'smail' && $smailtxt eq '') ) { $mailmsg .= "Date\t : $now\n\n"; }
$mailmsg .= "Client\t : $hostnew\nIP\t : $ipadrnew\nStatus\t : $msg\n";
if ( $mailremark eq 'on' && $remark ne '' ) {
$mailmsg .= "Remark : $remark\n\n";
}
if ( $mailstyle eq 'email' ) {
&WIO::mailsender("WIO - $host - $msg", $mailmsg);
undef ($mailmsg);
}
elsif ( $mailstyle eq 'smail' ) {
$smailtxt .= $mailmsg."\n";
undef ($mailmsg);
}
}
if ( $ping ne 'fqdn' ) { $client = $host; }
if ( $host eq '' ) { $client = $ipadr; }
updatewiodata("$id");
if ( $arp == 0 ) {
$i->close();
$t->close();
$ib->close();
$tb->close();
}
if ( ( -e $ovpnpid || -e $vpnpid ) && $arp == 0 ) {
$ivpn->close();
$tvpn->close();
}
}
# write ipadressfile new
if ( !-e $onoffip ) {
open( FILE, "> $ipadrfile" );
print FILE @status;
close(FILE);
}
else {
system("/bin/sed -i 's#$tmp[0],$tmp[1],$tmp[2],$tmp[3],$tmp[4],$tmp[5],$tmp[6],$tmp[7],$tmp[8],$tmp[9],$tmp[10],$tmp[11]#$id,$timestamp,$ipadr,$host,$enable,$remark,$dyndns,$mailon,$mailoff,$ping,$on,$httphost#g' $ipadrfile");
chmod ( 0644, $ipadrfile );
chown ( $owner, $group, $ipadrfile );
}
if ($debug) {
printf ("\n$Lang::tr{'wio_scriptruntime'}: %.4f $Lang::tr{'age ssecond'}\n\n", tv_interval($start));
}
if ( $smailtxt ne '' ) { &WIO::mailsender($Lang::tr{'wio_sub'}, $smailtxt); }
undef (@tmp);
undef (@myarray);
undef (@status);
undef (@arptmp);
undef (@arpclients);
if ( -e $onoffip ) { unlink($onoffip); }
sub updatewiodata {
my $id = $_[0];
if ( !-e "$rrddir/$id.rrd" ) {
RRDs::create(
"$rrddir/$id.rrd", "--step=$steptime",
"DS:mode:GAUGE:3600:0:100", "RRA:AVERAGE:0.5:1:576",
"RRA:AVERAGE:0.5:6:672", "RRA:AVERAGE:0.5:24:732",
"RRA:AVERAGE:0.5:144:1460"
);
my $ERROR = RRDs::error;
print "Error in RRD::create for Who Is Online: $ERROR\n" if $ERROR;
}
RRDs::update( "$rrddir/$id.rrd", "-t", "mode", "N:$mode" );
my $error = RRDs::error;
if ($error) { &General::log("wio","$error"); }
}
sub startdebug {
printf "
HOSTNAME : $hostname
TIMEOUT : $timeout $Lang::tr{'age ssecond'}
MAILSTYLE : $mailstyle
RED TYPE : $netsettings{'RED_TYPE'}
RED DEVICE : $reddev
RED ADDRESS : $redip
";
if ($ovpnpid) {printf "OpenVPN PID : $ovpnpid"}
if ($vpnpid) {printf "IPsec PID : $vpnpid"}
printf "
$Lang::tr{'wio_search'}
%3s%17s%7s%8s%9s%10s%15s%12s
---------------------------------------------------------------------------------
","ID ", "$Lang::tr{'wio ipadress'}", "Ping", "DynDNS", "Status", "Mail", "$Lang::tr{'wio_answer_time'}", "$Lang::tr{'wio_answer'}";
}
sub help {
return "
Who Is Online? for IPFire
use option -d for debugging
use option -h for help\n\n";
}