227 lines
7.6 KiB
Perl
227 lines
7.6 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 cloud::docker::mode::containerstate;
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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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my $thresholds = {
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state => [
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['Running', 'OK'],
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['Paused', 'WARNING'],
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['Restarting', 'WARNING'],
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['OOMKilled', 'CRITICAL'],
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['Dead', 'CRITICAL'],
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['Exited', 'CRITICAL'],
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],
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};
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sub new {
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my ($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} = '1.1';
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$options{options}->add_options(arguments =>
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{
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"port:s" => { name => 'port' },
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"name:s" => { name => 'name' },
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"id:s" => { name => 'id' },
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"threshold-overload:s@" => { name => 'threshold_overload' },
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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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$self->SUPER::init(%options);
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if ((defined($self->{option_results}->{name})) && ($self->{option_results}->{name} eq '')) {
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$self->{output}->add_option_msg(short_msg => "You need to specify the name option");
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$self->{output}->option_exit();
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}
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if ((defined($self->{option_results}->{id})) && ($self->{option_results}->{id} eq '')) {
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$self->{output}->add_option_msg(short_msg => "You need to specify the id option");
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$self->{output}->option_exit();
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}
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$self->{overload_th} = {};
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foreach my $val (@{$self->{option_results}->{threshold_overload}}) {
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if ($val !~ /^(.*?),(.*?),(.*)$/) {
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$self->{output}->add_option_msg(short_msg => "Wrong threshold-overload option '" . $val . "'.");
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$self->{output}->option_exit();
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}
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my ($section, $status, $filter) = ($1, $2, $3);
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if ($self->{output}->is_litteral_status(status => $status) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong threshold-overload status '" . $val . "'.");
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$self->{output}->option_exit();
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}
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$self->{overload_th}->{$section} = [] if (!defined($self->{overload_th}->{$section}));
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push @{$self->{overload_th}->{$section}}, {filter => $filter, status => $status};
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}
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}
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sub get_severity {
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my ($self, %options) = @_;
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my $status = 'UNKNOWN'; # default
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if (defined($self->{overload_th}->{$options{section}})) {
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foreach (@{$self->{overload_th}->{$options{section}}}) {
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if ($options{value} =~ /$_->{filter}/i) {
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$status = $_->{status};
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return $status;
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}
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}
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}
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foreach (@{$thresholds->{$options{section}}}) {
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if ($options{value} =~ /$$_[0]/i) {
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$status = $$_[1];
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return $status;
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}
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}
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return $status;
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}
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sub run {
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my ($self, %options) = @_;
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my $urlpath;
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if (defined($self->{option_results}->{id})) {
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$urlpath = "/containers/".$self->{option_results}->{id}."/json";
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} elsif (defined($self->{option_results}->{name})) {
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$urlpath = "/containers/".$self->{option_results}->{name}."/json";
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}
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my $port = $self->{option_results}->{port};
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my $containerapi = $options{custom};
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my $webcontent = $containerapi->api_request(urlpath => $urlpath,
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port => $port);
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my ($result,$containername,$containertime);
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my $exit = 'OK';
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if (defined($self->{option_results}->{id}) || defined($self->{option_results}->{name})) {
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while ( my ($keys,$values) = each(%{$webcontent->{State}})) {
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# Why not set a variable that contains the state?
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if ($values eq 'true') {
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$result = $keys;
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$containername = $webcontent->{Name};
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$containername =~ s/^\///;
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my ( $y, $m, $d, $h, $mi, $s ) = $webcontent->{State}->{StartedAt} =~ /^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2})/;
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$containertime = $y."-".$m."-".$d." ".$h.":".$mi.":".$s;
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last;
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}
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}
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$exit = $self->get_severity(section => 'state', value => $result);
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("Container %s is %s (started since %s)", $containername, $result, $containertime));
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} else {
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$self->{output}->output_add(severity => 'OK',
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short_msg => sprintf("All containers are in Running state"));
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my ($nbrunning,$nbpaused,$nbexited) = '0';
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foreach my $val (@$webcontent) {
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$containername = $val->{Names}->[0];
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$containername =~ s/^\///;
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# Thanks to Docker API for the paused state...
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if (($val->{Status} =~ m/^Up/) && ($val->{Status} =~ m/^(?:(?!Paused).)*$/)) {
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$result = 'Running';
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$nbrunning++;
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} elsif ($val->{Status} =~ m/^Exited/) {
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$result = 'Exited';
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$nbexited++;
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} elsif ($val->{Status} =~ m/\(Paused\)$/) {
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$result = 'Paused';
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$nbpaused++;
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}
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my $tmp_exit = $self->get_severity(section => 'state', value => $result);
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$exit = $self->{output}->get_most_critical(status => [ $tmp_exit, $exit ]);
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if (!$self->{output}->is_status(value => $tmp_exit, compare => 'OK', litteral => 1)) {
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$self->{output}->output_add(long_msg => sprintf("Containers %s is in %s state",
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$containername, $result));
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}
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}
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if (!$self->{output}->is_status(value => $exit, compare => 'OK', litteral => 1)) {
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("Some containers are in wrong state"));
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}
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$self->{output}->perfdata_add(label => "running",
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value => $nbrunning,
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min => 0,
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);
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$self->{output}->perfdata_add(label => "paused",
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value => $nbpaused,
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min => 0,
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);
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$self->{output}->perfdata_add(label => "exited",
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value => $nbexited,
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min => 0,
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);
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}
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$self->{output}->display();
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$self->{output}->exit();
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}
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1;
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__END__
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=head1 MODE
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Check Container's state
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=head2 DOCKER OPTIONS
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item B<--port>
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Port used by Docker
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=item B<--id>
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Specify one container's id
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=item B<--name>
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Specify one container's name
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=head2 MODE OPTIONS
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=item B<--threshold-overload>
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Set to overload default threshold values (syntax: section,status,regexp)
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It used before default thresholds (order stays).
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Example: --threshold-overload='state,CRITICAL,^(?!(Paused)$)'
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=back
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=cut
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