/usr/share/perl5/Rex/Commands/SimpleCheck.pm is in rex 1.4.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# (c) Jan Gehring <jan.gehring@gmail.com>
#
# vim: set ts=2 sw=2 tw=0:
# vim: set expandtab:
=head1 NAME
Rex::Commands::SimpleCheck - Simple tcp/alive checks
=head1 DESCRIPTION
With this module you can do simple tcp/alive checks.
Version <= 1.0: All these functions will not be reported.
All these functions are not idempotent.
=head1 SYNOPSIS
if(is_port_open($remote_host, $port)) {
print "Port $port is open\n";
}
=head1 EXPORTED FUNCTIONS
=cut
package Rex::Commands::SimpleCheck;
use strict;
use warnings;
our $VERSION = '1.4.1'; # VERSION
use IO::Socket;
require Rex::Exporter;
use base qw(Rex::Exporter);
use vars qw(@EXPORT);
@EXPORT = qw(is_port_open);
=head2 is_port_open($ip, $port)
Check if something is listening on port $port of $ip.
=cut
sub is_port_open {
my ( $ip, $port, $type ) = @_;
$type ||= "tcp";
my $socket = IO::Socket::INET->new(
PeerAddr => $ip,
PeerPort => $port,
Proto => $type,
Timeout => 2,
Type => SOCK_STREAM
);
if ($socket) {
close $socket;
return 1;
}
return 0;
}
1;
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