mirror of
https://github.com/centreon/centreon-plugins.git
synced 2025-10-31 19:33:50 +01:00
130 lines
4.2 KiB
Perl
130 lines
4.2 KiB
Perl
#
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# Copyright 2016 Centreon (http://www.centreon.com/)
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#
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# Centreon is a full-fledged industry-strength solution that meets
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# the needs in IT infrastructure and application monitoring for
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# service performance.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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package apps::protocols::ntp::mode::offset;
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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 Net::NTP;
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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-host:s" => { name => 'ntp_host' },
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"port:s" => { name => '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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if (!defined($self->{option_results}->{ntp_host})) {
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$self->{output}->add_option_msg(short_msg => "Please set the ntp-host 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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my %ntp;
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eval {
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$Net::NTP::TIMEOUT = $self->{option_results}->{timeout};
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%ntp = get_ntp_response($self->{option_results}->{ntp_host}, $self->{option_results}->{port});
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};
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if ($@) {
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$self->{output}->output_add(severity => 'CRITICAL',
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short_msg => "Couldn't connect to ntp server: " . $@);
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$self->{output}->display();
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$self->{output}->exit();
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}
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my $localtime = time();
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my $offset = ($ntp{'Receive Timestamp'} - $ntp{'Originate Timestamp'}) + ($ntp{'Transmit Timestamp'} - $localtime) / 2);
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my $exit = $self->{perfdata}->threshold_check(value => $offset,
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threshold => [ { label => 'critical', exit_litteral => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("Offset: %.3fs", $offset));
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$self->{output}->output_add(long_msg => sprintf("Host has an offset of %.5fs with its time server reference %s", $offset, $self->{option_results}->{ntp_host}));
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$self->{output}->perfdata_add(label => "time", unit => 's',
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value => sprintf('%.3f', $offset),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'));
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$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 Ntp server response.
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=over 8
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=item B<--ntp-host>
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Ntp server address or FQDN
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=item B<--port>
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Port used (Default: 123)
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=item B<--timeout>
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Threshold for NTP timeout
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=item B<--warning>
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Threshold warning in seconds
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=item B<--critical>
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Threshold critical in seconds (e.g @10:10 means CRITICAL if offset is not between -10 and +10 seconds)
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=back
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=cut
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