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9a6b9f1692
open socks proxies. svn:r6330
84 lines
2.5 KiB
Perl
Executable File
84 lines
2.5 KiB
Perl
Executable File
#!/usr/bin/perl -w
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require 5.005;
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use strict;
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use IO::Socket;
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use Getopt::Std;
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# Checks routers for open socks-ports and socks5
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# Successful connects go to STDOUT, failed ones to STDERR.
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# We only do one check per loop in -d mode, so it takes some time.
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# Contributed by Peter Kornherr <peter at wuschelpuschel dot org>, and
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# cleaned up by Peter Palfrader <peter at palfrader dot org>.
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our($opt_i,$opt_p,$opt_d,$opt_h,$opt_l);
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getopts('i:p:dhl:');
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if ($opt_h || !($opt_d||$opt_i||$opt_l)) {
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print "Usage: $0 -d < file_with_routers_in_it\n";
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print "or: $0 -i IP -p Port\n";
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print "or: $0 -l IP:Port\n";
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exit;
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}
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if ($opt_d) {
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open (IN,"<-") or die $!;
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while (<IN>) {
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next unless /^router /;
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(my $routername,my $checkip,my $checkport) = (split(" "))[1,2,4];
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&do_check($checkip,$checkport,$routername);
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}
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} elsif ($opt_i && $opt_p) {
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&do_check($opt_i,$opt_p);
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} elsif ($opt_l) {
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&do_check(split(":",$opt_l));
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}
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sub do_check {
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(my $checkip, my $checkport,my $routername) = @_;
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# as socksports may not be published (therefore "0") here,
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# let's try 9050, the default port:
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if ($checkport == 0) { $checkport = 9050; }
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# print "Checking $checkip:$checkport\n";
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my $s5socket = IO::Socket::INET->new(PeerAddr => $checkip,
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PeerPort => $checkport, Proto => "tcp", Type => SOCK_STREAM,
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Timeout => "20");
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if ($s5socket) {
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my @got;
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print $s5socket pack("CCC",'5','1','0');
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eval {
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local $SIG{ALRM} = sub { die "alarm\n" };
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alarm 10;
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read ($s5socket,$got[0],1);
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read ($s5socket,$got[1],1);
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alarm 0;
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};
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if ($@) {
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return; # die unless $@ eq "alarm\n";
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}
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if ($got[0] eq pack('C','5')) {
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if(defined($routername)) {
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print "Found SOCKS5 at $routername ($checkip:$checkport)\n";
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} else {
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print "Found SOCKS5 at $checkip:$checkport\n";
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}
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} else {
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if(defined($routername)) {
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print "$routername ($checkip:$checkport) answers - " .
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"but not SOCKS5.\n";
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} else {
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print "$checkip:$checkport answers - but not SOCKS5.\n";
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}
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}
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} else {
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if(defined($routername)) {
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print STDERR "Can't connect to $routername " .
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"($checkip:$checkport) ($!)\n";
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} else {
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print STDERR "Can't connect to $checkip:$checkport ($!)\n";
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}
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}
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}
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