+ add mode for systemd service status check
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garnier-quentin
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#
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# Copyright 2017 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 os::linux::local::mode::systemdscstatus;
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use base qw(centreon::plugins::templates::counter);
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use strict;
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use warnings;
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use centreon::plugins::misc;
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my $instance_mode;
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sub custom_threshold_output {
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my ($self, %options) = @_;
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my $status = 'ok';
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my $message;
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eval {
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local $SIG{__WARN__} = sub { $message = $_[0]; };
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local $SIG{__DIE__} = sub { $message = $_[0]; };
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if (defined($instance_mode->{option_results}->{critical_status}) && $instance_mode->{option_results}->{critical_status} ne '' &&
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eval "$instance_mode->{option_results}->{critical_status}") {
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$status = 'critical';
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} elsif (defined($instance_mode->{option_results}->{warning_status}) && $instance_mode->{option_results}->{warning_status} ne '' &&
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eval "$instance_mode->{option_results}->{warning_status}") {
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$status = 'warning';
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}
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};
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if (defined($message)) {
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$self->{output}->output_add(long_msg => 'filter status issue: ' . $message);
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}
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return $status;
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}
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sub custom_status_output {
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my ($self, %options) = @_;
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my $msg = 'status : ' . $self->{result_values}->{load} . '/' . $self->{result_values}->{active} . '/' . $self->{result_values}->{sub};
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return $msg;
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}
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sub custom_status_calc {
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my ($self, %options) = @_;
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$self->{result_values}->{load} = $options{new_datas}->{$self->{instance} . '_load'};
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$self->{result_values}->{active} = $options{new_datas}->{$self->{instance} . '_active'};
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$self->{result_values}->{sub} = $options{new_datas}->{$self->{instance} . '_sub'};
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$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
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return 0;
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}
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'global', type => 0 },
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{ name => 'sc', type => 1, cb_prefix_output => 'prefix_sc_output', message_multiple => 'All services are ok' }
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];
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$self->{maps_counters}->{global} = [
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{ label => 'total-running', set => {
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key_values => [ { name => 'running' }, { name => 'total' } ],
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output_template => 'Total Running: %s',
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perfdatas => [
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{ label => 'total_running', value => 'running_absolute', template => '%s',
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min => 0, max => 'total_absolute' },
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],
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}
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},
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{ label => 'total-failed', set => {
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key_values => [ { name => 'failed' }, { name => 'total' } ],
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output_template => 'Total Failed: %s',
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perfdatas => [
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{ label => 'total_failed', value => 'failed_absolute', template => '%s',
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min => 0, max => 'total_absolute' },
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],
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}
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},
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{ label => 'total-dead', set => {
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key_values => [ { name => 'dead' }, { name => 'total' } ],
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output_template => 'Total Dead: %s',
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perfdatas => [
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{ label => 'total_dead', value => 'dead_absolute', template => '%s',
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min => 0, max => 'total_absolute' },
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],
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}
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},
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{ label => 'total-exited', set => {
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key_values => [ { name => 'exited' }, { name => 'total' } ],
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output_template => 'Total Exited: %s',
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perfdatas => [
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{ label => 'total_exited', value => 'exited_absolute', template => '%s',
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min => 0, max => 'total_absolute' },
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],
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}
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},
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];
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$self->{maps_counters}->{sc} = [
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{ label => 'status', threshold => 0, set => {
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key_values => [ { name => 'load' }, { name => 'active' }, { name => 'sub' }, { name => 'display' } ],
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closure_custom_calc => $self->can('custom_status_calc'),
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closure_custom_output => $self->can('custom_status_output'),
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closure_custom_perfdata => sub { return 0; },
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closure_custom_threshold_check => $self->can('custom_threshold_output'),
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}
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},
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];
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}
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sub new {
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my ($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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"remote" => { name => 'remote' },
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"ssh-option:s@" => { name => 'ssh_option' },
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"ssh-path:s" => { name => 'ssh_path' },
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"ssh-command:s" => { name => 'ssh_command', default => 'ssh' },
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"timeout:s" => { name => 'timeout', default => 30 },
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"sudo" => { name => 'sudo' },
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"command:s" => { name => 'command', default => 'systemctl' },
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"command-path:s" => { name => 'command_path' },
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"command-options:s" => { name => 'command_options', default => '-a --no-pager --no-legend' },
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"filter-name:s" => { name => 'filter_name' },
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"warning-status:s" => { name => 'warning_status', default => '' },
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"critical-status:s" => { name => 'critical_status', default => '%{active} =~ /failed/i' },
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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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$self->SUPER::check_options(%options);
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$instance_mode = $self;
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$self->change_macros();
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}
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sub prefix_sc_output {
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my ($self, %options) = @_;
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return "Service '" . $options{instance_value}->{display} . "' ";
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}
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sub change_macros {
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my ($self, %options) = @_;
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foreach (('warning_status', 'critical_status')) {
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if (defined($self->{option_results}->{$_})) {
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$self->{option_results}->{$_} =~ s/%\{(.*?)\}/\$self->{result_values}->{$1}/g;
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}
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}
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}
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sub manage_selection {
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my ($self, %options) = @_;
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my ($stdout) = centreon::plugins::misc::execute(output => $self->{output},
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options => $self->{option_results},
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sudo => $self->{option_results}->{sudo},
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command => $self->{option_results}->{command},
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command_path => $self->{option_results}->{command_path},
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command_options => $self->{option_results}->{command_options});
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$self->{global} = { running => 0, exited => 0, failed => 0, dead => 0, total => 0 };
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$self->{sc} = {};
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#auditd.service loaded active running Security Auditing Service
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#avahi-daemon.service loaded active running Avahi mDNS/DNS-SD Stack
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#brandbot.service loaded inactive dead Flexible Branding Service
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while ($stdout =~ /^(\S+)\s+(\S+)\s+(\S+)\s+(\S+)/msig) {
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my ($name, $load, $active, $sub) = ($1, $2, $3, lc($4));
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if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
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$name !~ /$self->{option_results}->{filter_name}/) {
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$self->{output}->output_add(long_msg => "skipping '" . $name . "': no matching filter.", debug => 1);
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next;
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}
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$self->{sc}->{$name} = { display => $name, load => $load, active => $active, sub => $sub };
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$self->{global}->{$sub} += 1 if (defined($self->{global}->{$sub}));
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$self->{global}->{total} += 1;
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}
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if (scalar(keys %{$self->{sc}}) <= 0) {
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$self->{output}->add_option_msg(short_msg => "No service found.");
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$self->{output}->option_exit();
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}
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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 systemd services status.
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=over 8
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=item B<--remote>
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Execute command remotely in 'ssh'.
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=item B<--hostname>
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Hostname to query (need --remote).
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=item B<--ssh-option>
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Specify multiple options like the user (example: --ssh-option='-l=centreon-engine' --ssh-option='-p=52').
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=item B<--ssh-path>
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Specify ssh command path (default: none)
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=item B<--ssh-command>
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Specify ssh command (default: 'ssh'). Useful to use 'plink'.
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=item B<--timeout>
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Timeout in seconds for the command (Default: 30).
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=item B<--sudo>
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Use 'sudo' to execute the command.
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=item B<--command>
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Command to get information (Default: 'systemctl').
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Can be changed if you have output in a file.
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=item B<--command-path>
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Command path (Default: none).
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=item B<--command-options>
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Command options (Default: '-a --no-pager --no-legend').
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=item B<--filter-name>
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Filter service name (can be a regexp).
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=item B<--warning-*>
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Threshold warning.
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Can be: 'total-running', 'total-dead', 'total-exited',
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'total-failed'.
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=item B<--critical-*>
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Threshold critical.
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Can be: 'total-running', 'total-dead', 'total-exited',
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'total-failed'.
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=item B<--warning-status>
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Set warning threshold for status.
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Can used special variables like: %{display}, %{active}, %{sub}, %{load}
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=item B<--critical-status>
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Set critical threshold for status (Default: '%{active} =~ /failed/i').
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Can used special variables like: %{display}, %{active}, %{sub}, %{load}
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=back
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=cut
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@ -49,8 +49,9 @@ sub new {
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'process' => 'os::linux::local::mode::process',
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'storage' => 'os::linux::local::mode::storage',
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'swap' => 'os::linux::local::mode::swap',
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'traffic' => 'os::linux::local::mode::traffic',
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'uptime' => 'os::linux::local::mode::uptime',
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'systemd-sc-status' => 'os::linux::local::mode::systemdscstatus',
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'traffic' => 'os::linux::local::mode::traffic',
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'uptime' => 'os::linux::local::mode::uptime',
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);
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return $self;
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