centreon-plugins/apps/monitoring/dynatrace/restapi/custom/api.pm

201 lines
6.3 KiB
Perl

#
# Copyright 2020 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 apps::monitoring::dynatrace::restapi::custom::api;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
use centreon::plugins::http;
use JSON::XS;
use Digest::MD5 qw(md5_hex);
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
if (!defined($options{output})) {
print "Class Custom: Need to specify 'output' argument.\n";
exit 3;
}
if (!defined($options{options})) {
$options{output}->add_option_msg(short_msg => "Class Custom: Need to specify 'options' argument.");
$options{output}->option_exit();
}
if (!defined($options{noptions})) {
$options{options}->add_options(arguments => {
'hostname:s' => { name => 'hostname' },
'environment-id:s' => { name => 'environment_id' },
'port:s' => { name => 'port'},
'proto:s' => { name => 'proto' },
'api-password:s' => { name => 'api_password' },
'timeout:s' => { name => 'timeout', default => 30 }
});
}
$options{options}->add_help(package => __PACKAGE__, sections => 'REST API OPTIONS', once => 1);
$self->{output} = $options{output};
$self->{http} = centreon::plugins::http->new(%options);
return $self;
}
sub set_options {
my ($self, %options) = @_;
$self->{option_results} = $options{option_results};
}
sub set_defaults {}
sub check_options {
my ($self, %options) = @_;
$self->{hostname} = (defined($self->{option_results}->{hostname})) ? $self->{option_results}->{hostname} : 'live.dynatrace.com';
$self->{environment_id} = (defined($self->{option_results}->{environment_id})) ? $self->{option_results}->{environment_id} : undef;
$self->{port} = (defined($self->{option_results}->{port})) ? $self->{option_results}->{port} : 443;
$self->{proto} = (defined($self->{option_results}->{proto})) ? $self->{option_results}->{proto} : 'https';
$self->{timeout} = (defined($self->{option_results}->{timeout})) ? $self->{option_results}->{timeout} : 30;
$self->{ssl_opt} = (defined($self->{option_results}->{ssl_opt})) ? $self->{option_results}->{ssl_opt} : undef;
$self->{api_password} = (defined($self->{option_results}->{api_password})) ? $self->{option_results}->{api_password} : undef;
if (!defined($self->{hostname}) || $self->{hostname} eq '') {
$self->{output}->add_option_msg(short_msg => "Need to specify --hostname option.");
$self->{output}->option_exit();
}
if (!defined($self->{environment_id}) || $self->{environment_id} eq '') {
$self->{output}->add_option_msg(short_msg => "Need to specify --environment-id option.");
$self->{output}->option_exit();
}
if (!defined($self->{api_password}) || $self->{api_password} eq '') {
$self->{output}->add_option_msg(short_msg => "Need to specify --api-password option.");
$self->{output}->option_exit();
}
return 0;
}
sub build_options_for_httplib {
my ($self, %options) = @_;
if ($self->{hostname} eq 'live.dynatrace.com') {
$self->{option_results}->{hostname} = $self->{environment_id} . '.' . $self->{hostname};
} else {
$self->{option_results}->{hostname} = $self->{hostname};
}
$self->{option_results}->{port} = $self->{port};
$self->{option_results}->{proto} = $self->{proto};
$self->{option_results}->{ssl_opt} = $self->{ssl_opt};
$self->{option_results}->{timeout} = $self->{timeout};
}
sub settings {
my ($self, %options) = @_;
$self->build_options_for_httplib();
$self->{http}->add_header(key => 'Content-Type', value => 'application/json;charset=UTF-8');
$self->{http}->add_header(key => 'Authorization', value => 'Api-Token ' . $self->{option_results}->{api_password});
$self->{http}->set_options(%{$self->{option_results}});
}
sub request_api {
my ($self, %options) = @_;
$self->settings();
my $content = $self->{http}->request(%options,
warning_status => '', unknown_status => '%{http_code} < 200 or %{http_code} >= 300', critical_status => ''
);
my $decoded;
eval {
$decoded = JSON::XS->new->decode($content);
};
if ($@) {
$self->{output}->output_add(long_msg => $content, debug => 1);
$self->{output}->add_option_msg(short_msg => "Cannot decode json response: $@");
$self->{output}->option_exit();
}
if (!defined($decoded)) {
$self->{output}->output_add(long_msg => $decoded, debug => 1);
$self->{output}->add_option_msg(short_msg => "Error while retrieving data (add --debug option for detailed message)");
$self->{output}->option_exit();
}
return $decoded;
}
sub internal_problem {
my ($self, %options) = @_;
my $status = $self->request_api(method => 'GET', url_path => (($self->{hostname} eq 'live.dynatrace.com') ? '' : '/e') . '/api/v1/problem/feed?relativeTime=' . $self->{option_results}->{relative_time});
return $status;
}
sub api_problem {
my ($self, %options) = @_;
my $status = $self->internal_problem();
return $status->{result}->{problems};
}
1;
__END__
=head1 NAME
Dynatrace Rest API
=head1 REST API OPTIONS
=over 8
=item B<--hostname>
Set hostname or IP of Dynatrace server (Default: live.dynatrace.com).
=item B<--environment-id>
Set Dynatrace environment ID.
=item B<--port>
Set Dynatrace Port (Default: '443').
=item B<--proto>
Specify http if needed (Default: 'https').
=item B<--api-password>
Set Dynatrace API token.
=item B<--timeout>
Threshold for HTTP timeout (Default: '30').
=back
=cut