add container state mode

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Shini31 2015-07-17 11:54:00 +02:00
parent 4faa681fe3
commit 6373a60660
1 changed files with 304 additions and 0 deletions

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###############################################################################
# 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 <http://www.gnu.org/licenses>.
#
# 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,
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# 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
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# For more information : contact@centreon.com
# Authors : Mathieu Cinquin <mcinquin@centreon.com>
#
####################################################################################
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