135 lines
3.0 KiB
Perl
Executable File
135 lines
3.0 KiB
Perl
Executable File
#!/usr/bin/perl
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$|=1;
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use DBI;
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use FindBin qw($Bin);
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my $param = shift @ARGV;
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our $verbose = 0;
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if ($param eq '-v') {
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$verbose = 1;
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}
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require "$Bin/conntrack.conf";
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`sysctl -w net.netfilter.nf_conntrack_acct=1`;
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my $dbmysql = DBI->connect("DBI:mysql:;host=$DBhost", $DBuser, $DBpass) or die ($DBI::errstr);
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$sts = $dbmysql->prepare("use $DBname");
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$sts->execute ();
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$query = " SELECT
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id,
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ip,
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port
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FROM
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proxy_conn
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WHERE
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attivo = 1
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";
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$sts = $dbmysql->prepare($query);
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$sts->execute ();
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while ( $ref = $sts->fetchrow_hashref ) {
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my $id = $$ref{'id'};
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my $ip = $$ref{'ip'};
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my $port = $$ref{'port'};
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if (!fork) {
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while (1) {
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my $pidi = fork;
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if (!$pidi) {
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conntrack ($id, $ip, $port);
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exit;
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} else {
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waitpid $newpidi, WNOHANG;
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}
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}
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}
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}
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if ($verbose) {
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while (1) { sleep 1000; }
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}
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exit 1;
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sub conntrack {
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my $sess_id = shift;
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my $proxy_IP = shift;
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my $proxy_PORT = shift;
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print "Attivato agente $sess_id su $proxy_IP:$proxy_PORT\n" if ($verbose);
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my $dbmysql = DBI->connect("DBI:mysql:;host=$DBhost", $DBuser, $DBpass) or die ($DBI::errstr);
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$sts = $dbmysql->prepare("use $DBname");
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$sts->execute ();
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open CT, "/usr/sbin/conntrack -E -eNEW,DESTROY -otimestamp,id -p tcp -d $proxy_IP --dport $proxy_PORT |" or die "non va\n";
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while (<CT>) {
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my $riga = $_;
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# print "$riga";
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if ( $riga =~ /^\s*\[(\d+)\.\d+\]\s+\[NEW\] tcp\s+\d+ \d+ \S*\s*src=(\S+) dst=(\S+) sport=\d+ dport=(\d+)\s+\[\w+\] src=\S+ dst=\S+ sport=\d+ dport=\d+ id=(\d+)/ ) {
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my $remote_START = $1;
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my $remote_IP = $2;
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my $local_IP = $3;
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my $local_PORT = $4;
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my $thread_ID = $5;
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my $query = " INSERT INTO
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proxy_dati
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(ip, thread, data_new)
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VALUES
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('$remote_IP', $thread_ID, FROM_UNIXTIME($remote_START))
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";
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# print "$query\n";
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$sts = $dbmysql->prepare($query);
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$sts->execute ();
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# print "$riga";
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}
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if ( $riga =~ /^\s*\[(\d+)\.\d+\]\s+\[DESTROY\] tcp\s+\d+ src=(\S+) dst=(\S+) sport=\d+ dport=(\d+) packets=\d+ bytes=(\d+) src=\S+ dst=\S+ sport=\d+ dport=\d+ packets=\d+ bytes=(\d+) \[\w+\] id=(\d+)/) {
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my $remote_DESTROY = $1;
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my $remote_IP = $2;
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my $local_IP = $3;
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my $local_PORT = $4;
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my $remote_SEND = $5;
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my $remote_RECEIVE = $6;
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my $thread_ID = $7;
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print "$sess_id - IP: $remote_IP - ID: $thread_ID - Invati: $remote_SEND - Ricevuti: $remote_RECEIVE\n" if ($verbose);
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my $query = " UPDATE
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proxy_dati
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SET
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data_destroy = FROM_UNIXTIME($remote_DESTROY),
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inviati = $remote_SEND,
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ricevuti = $remote_RECEIVE,
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tempo = TIMESTAMPDIFF(SECOND, data_new, FROM_UNIXTIME($remote_DESTROY)),
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vel_inv = $remote_SEND / TIMESTAMPDIFF(SECOND, data_new, FROM_UNIXTIME($remote_DESTROY)),
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vel_ric = $remote_RECEIVE / TIMESTAMPDIFF(SECOND, data_new, FROM_UNIXTIME($remote_DESTROY))
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WHERE
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thread = $thread_ID
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AND
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ip = '$remote_IP'
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AND
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data_destroy IS NULL
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";
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# print "$query\n";
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$sts = $dbmysql->prepare($query);
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$sts->execute ();
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}
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}
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close CT;
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}
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