diff --git a/centreon-plugins/apps/docker/mode/containerstate.pm b/centreon-plugins/apps/docker/mode/containerstate.pm new file mode 100644 index 000000000..2848cc6d5 --- /dev/null +++ b/centreon-plugins/apps/docker/mode/containerstate.pm @@ -0,0 +1,304 @@ +############################################################################### +# Copyright 2005-2015 CENTREON +# Centreon is developped by : Julien Mathis and Romain Le Merlus under +# GPL Licence 2.0. +# +# This program is free software; you can redistribute it and/or modify it under +# the terms of the GNU General Public License as published by the Free Software +# Foundation ; either version 2 of the License. +# +# This program is distributed in the hope that it will be useful, but WITHOUT ANY +# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. See the GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along with +# this program; if not, see . +# +# Linking this program statically or dynamically with other modules is making a +# combined work based on this program. Thus, the terms and conditions of the GNU +# General Public License cover the whole combination. +# +# As a special exception, the copyright holders of this program give CENTREON +# permission to link this program with independent modules to produce an timeelapsedutable, +# regardless of the license terms of these independent modules, and to copy and +# distribute the resulting timeelapsedutable under terms of CENTREON choice, provided that +# CENTREON also meet, for each linked independent module, the terms and conditions +# of the license of that module. An independent module is a module which is not +# derived from this program. If you modify this program, you may extend this +# exception to your version of the program, but you are not obliged to do so. If you +# do not wish to do so, delete this exception statement from your version. +# +# For more information : contact@centreon.com +# Authors : Mathieu Cinquin +# +#################################################################################### + +package apps::docker::mode::containerstate; + +use base qw(centreon::plugins::mode); + +use strict; +use warnings; +use centreon::plugins::httplib; +use JSON; +use Data::Dumper; + +my $thresholds = { + state => [ + ['Running', 'OK'], + ['Paused', 'WARNING'], + ['Restarting', 'WARNING'], + ['OOMKilled', 'CRITICAL'], + ['Dead', 'CRITICAL'], + ['Exited', 'CRITICAL'], + ], +}; + +sub new { + my ($class, %options) = @_; + my $self = $class->SUPER::new(package => __PACKAGE__, %options); + bless $self, $class; + + $self->{version} = '1.0'; + $options{options}->add_options(arguments => + { + "hostname:s" => { name => 'hostname' }, + "port:s" => { name => 'port', default => '2376'}, + "proto:s" => { name => 'proto', default => 'https' }, + "urlpath:s" => { name => 'url_path', default => '/' }, + "id:s" => { name => 'id' }, + "credentials" => { name => 'credentials' }, + "username:s" => { name => 'username' }, + "password:s" => { name => 'password' }, + "ssl:s" => { name => 'ssl', }, + "cert-file:s" => { name => 'cert_file' }, + "key-file:s" => { name => 'key_file' }, + "cacert-file:s" => { name => 'cacert_file' }, + "timeout:s" => { name => 'timeout', default => '3' }, + "threshold-overload:s@" => { name => 'threshold_overload' }, + }); + + return $self; +} + +sub check_options { + my ($self, %options) = @_; + $self->SUPER::init(%options); + + if (!defined($self->{option_results}->{hostname})) { + $self->{output}->add_option_msg(short_msg => "Please set the hostname option"); + $self->{output}->option_exit(); + } + + if ((defined($self->{option_results}->{credentials})) && (!defined($self->{option_results}->{username}) || !defined($self->{option_results}->{password}))) { + $self->{output}->add_option_msg(short_msg => "You need to set --username= and --password= options when --credentials is used"); + $self->{output}->option_exit(); + } + + if ((defined($self->{option_results}->{id})) && ($self->{option_results}->{id} eq '')) { + $self->{output}->add_option_msg(short_msg => "You need to specify the id option"); + $self->{output}->option_exit(); + } + + $self->{overload_th} = {}; + foreach my $val (@{$self->{option_results}->{threshold_overload}}) { + if ($val !~ /^(.*?),(.*?),(.*)$/) { + $self->{output}->add_option_msg(short_msg => "Wrong treshold-overload option '" . $val . "'."); + $self->{output}->option_exit(); + } + my ($section, $status, $filter) = ($1, $2, $3); + if ($self->{output}->is_litteral_status(status => $status) == 0) { + $self->{output}->add_option_msg(short_msg => "Wrong treshold-overload status '" . $val . "'."); + $self->{output}->option_exit(); + } + $self->{overload_th}->{$section} = [] if (!defined($self->{overload_th}->{$section})); + push @{$self->{overload_th}->{$section}}, {filter => $filter, status => $status}; + } +} + +sub get_severity { + my ($self, %options) = @_; + my $status = 'UNKNOWN'; # default + + if (defined($self->{overload_th}->{$options{section}})) { + foreach (@{$self->{overload_th}->{$options{section}}}) { + if ($options{value} =~ /$_->{filter}/i) { + $status = $_->{status}; + return $status; + } + } + } + foreach (@{$thresholds->{$options{section}}}) { + if ($options{value} =~ /$$_[0]/i) { + $status = $$_[1]; + return $status; + } + } + return $status; +} + +sub run { + my ($self, %options) = @_; + + my $jsoncontent; + + if (defined($self->{option_results}->{id})) { + $self->{option_results}->{url_path} = $self->{option_results}->{url_path}."containers/".$self->{option_results}->{id}."/json"; + $jsoncontent = centreon::plugins::httplib::connect($self, connection_exit => 'critical'); + } else { + $self->{option_results}->{url_path} = $self->{option_results}->{url_path}."containers/json"; + my $query_form_get = { all => 'true' }; + $jsoncontent = centreon::plugins::httplib::connect($self, query_form_get => $query_form_get, connection_exit => 'critical'); + } + + my $json = JSON->new; + + my $webcontent; + + eval { + $webcontent = $json->decode($jsoncontent); + }; + + if ($@) { + $self->{output}->add_option_msg(short_msg => "Cannot decode json response"); + $self->{output}->option_exit(); + } + + my ($result, $containername); + my $exit = 'OK'; + + if (defined($self->{option_results}->{id})) { + while ( my ($keys,$values) = each(%{$webcontent->{State}})) { + if ($values eq 'true') { + $result = $keys; + $containername = $webcontent->{Name}; + $containername =~ s/^\///; + last; + } + } + $exit = $self->get_severity(section => 'state', value => $result); + $self->{output}->output_add(severity => $exit, + short_msg => sprintf("Container %s (%s) is %s", $containername, $self->{option_results}->{id}, $result)); + } else { + $self->{output}->output_add(severity => 'OK', + short_msg => sprintf("All containers are in Running state")); + + my ($nbrunning,$nbpaused,$nbexited) = '0'; + + foreach my $val (@$webcontent) { + $containername = $val->{Names}->[0]; + $containername =~ s/^\///; + + if (($val->{Status} =~ m/^Up/) && ($val->{Status} =~ m/^(?:(?!Paused).)*$/)) { + $nbrunning++; + $result = 'Running'; + } elsif ($val->{Status} =~ m/^Exited/) { + $result = 'Exited'; + $nbexited++; + } elsif ($val->{Status} =~ m/\(Paused\)$/) { + $result = 'Paused'; + $nbpaused++; + } + + my $tmp_exit = $self->get_severity(section => 'state', value => $result); + $exit = $self->{output}->get_most_critical(status => [ $tmp_exit, $exit ]); + if (!$self->{output}->is_status(value => $tmp_exit, compare => 'OK', litteral => 1)) { + $self->{output}->output_add(long_msg => sprintf("Containers %s is in %s state", + $containername, $result)); + } + } + + if ($exit ne 'OK') { + $self->{output}->output_add(severity => $exit, + short_msg => sprintf("Some containers are in wrong state")); + } + $self->{output}->perfdata_add(label => "running", + value => $nbrunning, + min => 0, + ); + $self->{output}->perfdata_add(label => "paused", + value => $nbpaused, + min => 0, + ); + $self->{output}->perfdata_add(label => "exited", + value => $nbexited, + min => 0, + ); + } + + $self->{output}->display(); + $self->{output}->exit(); + +} + +1; + +__END__ + +=head1 MODE + +Check Container's state + +=over 8 + +=item B<--hostname> + +IP Addr/FQDN of Docker's API + +=item B<--port> + +Port used by Docker's API (Default: '2576') + +=item B<--proto> + +Specify https if needed (Default: 'https') + +=item B<--urlpath> + +Set path to get Docker's container information (Default: '/') + +=item B<--id> + +Specify one container's id + +=item B<--credentials> + +Specify this option if you access webpage over basic authentification + +=item B<--username> + +Specify username + +=item B<--password> + +Specify password + +=item B<--ssl> + +Specify SSL version (example : 'sslv3', 'tlsv1'...) + +=item B<--cert-file> + +Specify certificate to send to the webserver + +=item B<--key-file> + +Specify key to send to the webserver + +=item B<--cacert-file> + +Specify root certificate to send to the webserver + +=item B<--timeout> + +Threshold for HTTP timeout (Default: 3) + +=item B<--threshold-overload> + +Set to overload default threshold values (syntax: status,regexp) +It used before default thresholds (order stays). +Example: --threshold-overload='CRITICAL,^(?!(good)$)' + +=back + +=cut