178 lines
7.1 KiB
Perl
178 lines
7.1 KiB
Perl
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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 os::windows::local::mode::ntp;
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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 centreon::plugins::misc;
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use Net::NTP;
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# Need to patch Net::NTP for windows and comment:
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# IO::Socket::INET6
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# Otherwise, we have a "cannot determine peer address" error.
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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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"ntp-hostname:s" => { name => 'ntp_hostname' },
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"ntp-port:s" => { name => 'ntp_port', default => 123 },
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"warning:s" => { name => 'warning' },
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"critical:s" => { name => 'critical' },
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"timeout:s" => { name => 'timeout', default => 30 },
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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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}
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sub run {
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my ($self, %options) = @_;
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my $ntp_hostname = $self->{option_results}->{ntp_hostname};
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if (!defined($ntp_hostname)) {
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my ($stdout) = centreon::plugins::misc::windows_execute(output => $self->{output},
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timeout => $self->{option_results}->{timeout},
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command => 'w32tm /dumpreg /subkey:parameters',
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command_path => undef,
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command_options => undef);
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my ($type, $ntp_server);
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$stdout =~ /^Type\s+\S+\s+(\S+)/mi;
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$type = $1;
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if ($stdout =~ /^NtpServer\s+\S+\s+(\S+)/mi) {
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($ntp_server, my $flag) = split /,/, $1;
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}
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# type can be:
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# NoSync: The client does not synchronize time)
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# NTP: The client synchronizes time from an external time source
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# NT5DS: The client is configured to use the domain hierarchy for its time synchronization
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# AllSync: The client synchronizes time from any available time source, including domain hierarchy and external time sources
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if ($type =~ /NoSync/i) {
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$self->{output}->output_add(severity => 'UNKNOWN',
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short_msg => sprintf("No ntp configuration set. Please use --ntp-hostname or set windows ntp configuration."));
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$self->{output}->display();
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$self->{output}->exit();
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}
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if (!defined($ntp_server)) {
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$self->{output}->output_add(severity => 'UNKNOWN',
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short_msg => sprintf("Cannot get ntp source configuration (it uses AD). Please use --ntp-hostname."));
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$self->{output}->display();
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$self->{output}->exit();
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}
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$ntp_hostname = $ntp_server;
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}
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my %ntp;
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eval {
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%ntp = Net::NTP::get_ntp_response($ntp_hostname, $self->{option_results}->{ntp_port});
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};
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if ($@) {
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$self->{output}->output_add(severity => 'UNKNOWN',
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short_msg => "Couldn't connect to ntp server ($ntp_hostname): " . $@);
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$self->{output}->display();
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$self->{output}->exit();
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}
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my $diff = $ntp{Offset};
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my $exit = $self->{perfdata}->threshold_check(value => $diff,
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threshold => [ { label => 'critical', exit_litteral => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("Time offset %.3f second(s)", $diff));
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$self->{output}->perfdata_add(label => 'offset', unit => 's',
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value => sprintf("%.3f", $diff),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
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);
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$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 time offset of server with ntp server.
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=over 8
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=item B<--warning>
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Threshold warning.
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=item B<--critical>
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Threshold critical.
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=item B<--ntp-hostname>
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Set the ntp hostname (if not set, we try to find it with w32tm command).
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=item B<--ntp-port>
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Set the ntp port (Default: 123).
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=item B<--timeout>
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Set timeout time for 'w32tm' command execution (Default: 30 sec)
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=back
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=cut
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