centreon-plugins/cloud/docker/mode/listnodes.pm

155 lines
4.8 KiB
Perl

#
# Copyright 2016 Centreon (http://www.centreon.com/)
#
# Centreon is a full-fledged industry-strength solution that meets
# the needs in IT infrastructure and application monitoring for
# service performance.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
package cloud::docker::mode::listnodes;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
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 =>
{
"port:s" => { name => 'port' },
"exclude:s" => { name => 'exclude' },
});
$self->{node_infos} = ();
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
}
sub check_exclude {
my ($self, %options) = @_;
if (defined($self->{option_results}->{exclude}) && $self->{option_results}->{exclude} =~ /(^|\s|,)${options{status}}(\s|,|$)/) {
$self->{output}->output_add(long_msg => sprintf("Skipping ${options{status}} nodes."));
return 1;
}
return 0;
}
sub listnode_request {
my ($self, %options) = @_;
my $urlpath = "/nodes";
my $port = $self->{option_results}->{port};
my $nodeapi = $options{custom};
my $webcontent = $nodeapi->api_request(urlpath => $urlpath,
port => $port);
foreach my $val (@$webcontent) {
next if ($self->check_exclude(status => $val->{Status}->{State}));
my $nodeid = $val->{ID};
$self->{node_infos}->{$nodeid}->{hostname} = $val->{Description}->{Hostname};
$self->{node_infos}->{$nodeid}->{role} = $val->{Spec}->{Role};
$self->{node_infos}->{$nodeid}->{availability} = $val->{Spec}->{Availability};
$self->{node_infos}->{$nodeid}->{state} = $val->{Status}->{State};
if ($val->{Spec}->{Role} eq 'manager') {
$self->{node_infos}->{$nodeid}->{reachability} = $val->{ManagerStatus}->{Reachability};
} else {
$self->{node_infos}->{$nodeid}->{reachability} = '';
}
}
}
sub disco_format {
my ($self, %options) = @_;
my $names = ['id', 'hostname', 'role', 'state', 'availability', 'reachability'];
$self->{output}->add_disco_format(elements => $names);
}
sub disco_show {
my ($self, %options) = @_;
$self->listnode_request(%options);
foreach my $nodeid (keys %{$self->{node_infos}}) {
$self->{output}->add_disco_entry(id => $nodeid,
hostname => $self->{node_infos}->{$nodeid}->{hostname},
role => $self->{node_infos}->{$nodeid}->{role},
state => $self->{node_infos}->{$nodeid}->{state},
availability => $self->{node_infos}->{$nodeid}->{availability},
reachability => $self->{node_infos}->{$nodeid}->{reachability},
);
}
}
sub run {
my ($self, %options) = @_;
$self->listnode_request(%options);
foreach my $nodeid (keys %{$self->{node_infos}}) {
$self->{output}->output_add(long_msg => sprintf("%s [hostname = %s , role = %s, state = %s, availability = %s, reachability = %s]",
$nodeid,
$self->{node_infos}->{$nodeid}->{hostname},
$self->{node_infos}->{$nodeid}->{role},
$self->{node_infos}->{$nodeid}->{state},
$self->{node_infos}->{$nodeid}->{availability},
$self->{node_infos}->{$nodeid}->{reachability}));
}
$self->{output}->output_add(severity => 'OK',
short_msg => 'List Swarm nodes:');
$self->{output}->display(nolabel => 1, force_ignore_perfdata => 1, force_long_output => 1);
$self->{output}->exit();
exit 0;
}
1;
__END__
=head1 MODE
List Docker Swarm nodes
=head2 DOCKER OPTIONS
=item B<--port>
Port used by Docker
=head2 MODE OPTIONS
=item B<--exlude>
Exclude specific node's state (comma seperated list) (Example: --exclude=disconnected)
=back
=cut