add plugin to check udp connection refs #6099
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Kevin Duret
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###############################################################################
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# Copyright 2005-2013 MERETHIS
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# Centreon is developped by : Julien Mathis and Romain Le Merlus under
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# GPL Licence 2.0.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation ; either version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, see <http://www.gnu.org/licenses>.
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#
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# Linking this program statically or dynamically with other modules is making a
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# combined work based on this program. Thus, the terms and conditions of the GNU
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# General Public License cover the whole combination.
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#
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# As a special exception, the copyright holders of this program give MERETHIS
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# permission to link this program with independent modules to produce an timeelapsedutable,
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# regardless of the license terms of these independent modules, and to copy and
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# distribute the resulting timeelapsedutable under terms of MERETHIS choice, provided that
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# MERETHIS also meet, for each linked independent module, the terms and conditions
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# of the license of that module. An independent module is a module which is not
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# derived from this program. If you modify this program, you may extend this
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# exception to your version of the program, but you are not obliged to do so. If you
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# do not wish to do so, delete this exception statement from your version.
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#
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# For more information : contact@centreon.com
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# Author : Simon BOMM <sbomm@merethis.com>
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#
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# Based on De Bodt Lieven plugin
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####################################################################################
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package apps::protocols::udp::mode::connection;
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use base qw(centreon::plugins::mode);
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use strict;
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use warnings;
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use IO::Socket::INET;
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use IO::Select;
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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bless $self, $class;
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$self->{version} = '1.0';
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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"port:s" => { name => 'port', },
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"timeout:s" => { name => 'timeout', default => '3' },
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});
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::init(%options);
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if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
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$self->{output}->option_exit();
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}
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if (!defined($self->{option_results}->{hostname})) {
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$self->{output}->add_option_msg(short_msg => "Need to specify '--hostname' option");
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$self->{output}->option_exit();
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}
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if (!defined($self->{option_results}->{port})) {
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$self->{output}->add_option_msg(short_msg => "Need to specify '--port' option");
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$self->{output}->option_exit();
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}
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}
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sub run {
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my ($self, %options) = @_;
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if (!defined($self->{option_results}->{port})) {
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$self->{option_results}->{port} = centreon::plugins::httplib::get_port($self);
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}
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my $icmp_sock = new IO::Socket::INET(Proto=>"icmp");
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my $read_set = new IO::Select();
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$read_set->add($icmp_sock);
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my $sock = IO::Socket::INET->new(PeerAddr => $self->{option_results}->{hostname},
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PeerPort => $self->{option_results}->{port},
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Proto => 'udp',
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);
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$sock->send("Hello");
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close($sock);
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(my $new_readable) = IO::Select->select($read_set, undef, undef, $self->{option_results}->{timeout});
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my $icmp_arrived = 0;
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foreach $sock (@$new_readable) {
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if ($sock == $icmp_sock) {
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$icmp_arrived = 1;
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$icmp_sock->recv(my $buffer,50,0);
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}
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}
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close($icmp_sock);
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if ($icmp_arrived == 1) {
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$self->{output}->output_add(severity => 'CRITICAL',
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short_msg => sprintf("Connection failed on port %s", $self->{option_results}->{port}));
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} else {
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$self->{output}->output_add(severity => 'OK',
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short_msg => sprintf("Connection success on port %s", $self->{option_results}->{port}));
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}
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$self->{output}->display();
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$self->{output}->exit();
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}
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1;
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__END__
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=head1 MODE
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Check UDP connection
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=over 8
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=item B<--hostname>
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IP Addr/FQDN of the host
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=item B<--port>
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Port used
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=item B<--timeout>
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Connection timeout in seconds (Default: 3)
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=back
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=cut
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@ -0,0 +1,63 @@
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################################################################################
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# Copyright 2005-2014 MERETHIS
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# Centreon is developped by : Julien Mathis and Romain Le Merlus under
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# GPL Licence 2.0.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation ; either version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, see <http://www.gnu.org/licenses>.
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#
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# Linking this program statically or dynamically with other modules is making a
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# combined work based on this program. Thus, the terms and conditions of the GNU
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# General Public License cover the whole combination.
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#
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# As a special exception, the copyright holders of this program give MERETHIS
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# permission to link this program with independent modules to produce an executable,
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# regardless of the license terms of these independent modules, and to copy and
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# distribute the resulting executable under terms of MERETHIS choice, provided that
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# MERETHIS also meet, for each linked independent module, the terms and conditions
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# of the license of that module. An independent module is a module which is not
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# derived from this program. If you modify this program, you may extend this
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# exception to your version of the program, but you are not obliged to do so. If you
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# do not wish to do so, delete this exception statement from your version.
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#
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# For more information : contact@centreon.com
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# Authors : Quentin Garnier <qgarnier@merethis.com>
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#
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####################################################################################
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package apps::protocols::udp::plugin;
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use strict;
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use warnings;
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use base qw(centreon::plugins::script_simple);
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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bless $self, $class;
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# $options->{options} = options object
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$self->{version} = '0.1';
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%{$self->{modes}} = (
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'connection' => 'apps::protocols::udp::mode::connection',
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);
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return $self;
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}
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1;
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__END__
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=head1 PLUGIN DESCRIPTION
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Check UDP port.
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=cut
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