2020-10-27 10:09:29 +01:00

303 lines
9.2 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.
# Authors : Roman Morandell - ivertix
#
package apps::smartermail::restapi::custom::api;
use strict;
use warnings;
use centreon::plugins::http;
use centreon::plugins::statefile;
use JSON::XS;
use Digest::MD5 qw(md5_hex);
sub new {
my ($class, %options) = @_;
my $self = {};
bless $self, $class;
# $options{options} = options object
# $options{output} = output object
# $options{exit_value} = integer
# $options{noptions} = integer
if (!defined($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' },
"port:s" => { name => 'port' },
"proto:s" => { name => 'proto' },
"url_path:s" => { name => 'url_path' },
"username:s" => { name => 'username' },
"password:s" => { name => 'password' },
"timeout:s" => { name => 'timeout' },
});
}
$options{options}->add_help(package => __PACKAGE__, sections => 'REST API OPTIONS', once => 1);
$self->{output} = $options{output};
$self->{mode} = $options{mode};
$self->{http} = centreon::plugins::http->new(%options);
$self->{cache} = centreon::plugins::statefile->new(%options);
return $self;
}
# Method to manage multiples
sub set_options {
my ($self, %options) = @_;
# options{options_result}
$self->{option_results} = $options{option_results};
}
# Method to manage multiples
sub set_defaults {
my ($self, %options) = @_;
# options{default}
# Manage default value
foreach (keys %{$options{default}}) {
if ($_ eq $self->{mode}) {
for (my $i = 0; $i < scalar(@{$options{default}->{$_}}); $i++) {
foreach my $opt (keys %{$options{default}->{$_}[$i]}) {
if (!defined($self->{option_results}->{$opt}[$i])) {
$self->{option_results}->{$opt}[$i] = $options{default}->{$_}[$i]->{$opt};
}
}
}
}
}
}
sub check_options {
my ($self, %options) = @_;
# return 1 = ok still customarg
# return 0 = no customarg left
$self->{hostname} = $self->{option_results}->{hostname};
$self->{proto} = (defined($self->{option_results}->{proto})) ? $self->{option_results}->{proto} : 'https';
$self->{port} = (defined($self->{option_results}->{port})) ? $self->{option_results}->{port} : 443;
$self->{url_path} = (defined($self->{option_results}->{url_path})) ? $self->{option_results}->{url_path} : '/api/v1';
$self->{username} = (defined($self->{option_results}->{username})) ? $self->{option_results}->{username} : undef;
$self->{password} = (defined($self->{option_results}->{password})) ? $self->{option_results}->{password} : undef;
$self->{timeout} = (defined($self->{option_results}->{timeout})) ? $self->{option_results}->{timeout} : 10;
if (!defined($self->{hostname})) {
$self->{output}->add_option_msg(short_msg => "Need to specify hostname option.");
$self->{output}->option_exit();
}
$self->{cache}->check_options(option_results => $self->{option_results});
return 0;
}
sub get_connection_infos {
my ($self, %options) = @_;
return $self->{hostname} . '_' . $self->{http}->get_port();
}
sub get_hostname {
my ($self, %options) = @_;
return $self->{hostname};
}
sub get_port {
my ($self, %options) = @_;
return $self->{port};
}
sub get_endpoint {
my ($self, %options) = @_;
my $result = $self->request_api(%options);
return $result;
}
sub json_decode {
my ($self, $content) = @_;
my $decoded;
eval {
$decoded = JSON::XS->new->utf8->decode($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();
}
return $decoded;
}
sub build_options_for_httplib {
my ($self, %options) = @_;
$self->{option_results}->{hostname} = $self->{hostname};
$self->{option_results}->{port} = $self->{port};
$self->{option_results}->{proto} = $self->{proto};
$self->{option_results}->{url_path} = $self->{url_path};
$self->{option_results}->{username} = $self->{username};
$self->{option_results}->{password} = $self->{password};
$self->{option_results}->{warning_status} = '';
$self->{option_results}->{critical_status} = '';
}
sub settings {
my ($self, %options) = @_;
$self->build_options_for_httplib();
$self->{http}->add_header(key => 'Accept', value => 'application/json');
if (defined($self->{api_token})) {
$self->{http}->add_header(key => 'Authorization', value => 'Bearer ' . $self->{api_token});
$self->{http}->add_header(key => 'Content-Type', value => 'application/json');
}
$self->{http}->set_options(%{$self->{option_results}});
}
sub get_auth_token {
my ($self, %options) = @_;
my $has_cache_file = $options{statefile}->read(statefile => 'smatermail_api_' . md5_hex($self->{option_results}->{hostname}) .
'_' . md5_hex($self->{option_results}->{username}));
my $expires_on = $options{statefile}->get(name => 'expires_on');
my $accessToken = $options{statefile}->get(name => 'accessToken');
if ($has_cache_file == 0 || !defined($accessToken) || (($expires_on - time()) < 60)) {
my $post_param = [ 'username=' . $self->{username}, 'password=' . $self->{password} ];
$self->settings();
my $url = $self->{url_path} . '/auth/authenticate-user';
my $content = $self->{http}->request(method => 'POST', url_path => $url, post_param => $post_param);
if ($self->{http}->get_code() != 200) {
$self->{output}->add_option_msg(short_msg => "Authentication error [code: '" . $self->{http}->get_code() . "'] [message: '" . $self->{http}->get_message() . "']");
$self->{output}->option_exit();
}
my $jsonResponse = $self->json_decode($content);
if (!defined($jsonResponse->{"resultCode"}) || $jsonResponse->{"resultCode"} ne "200" || !defined($jsonResponse->{accessToken})) {
$self->{output}->output_add(long_msg => $content, debug => 1);
$self->{output}->add_option_msg(short_msg => "Cannot get token");
$self->{output}->option_exit();
}
$accessToken = $jsonResponse->{accessToken};
my $datas = { last_timestamp => time(), accessToken => $jsonResponse->{accessToken}, expires_on => time() + 900 };
$options{statefile}->write(data => $datas);
}
return $accessToken;
}
sub request_api {
my ($self, %options) = @_;
if (!defined($self->{api_token})) {
$self->{api_token} = $self->get_auth_token(statefile => $self->{cache});
}
$self->settings();
my $content = $self->{http}->request(
method => $options{method},
url_path => $self->{url_path} . $options{api_path},
query_form_post => $options{query_form_post},
critical_status => '', warning_status => '', unknown_status => '');
my $jsonResponse = $self->json_decode($content);
if (!$jsonResponse->{success}) {
$self->{output}->output_add(long_msg => $content, debug => 1);
$self->{output}->add_option_msg(short_msg => "Request could not be processed: $jsonResponse->{message}");
$self->{output}->option_exit();
}
return ($jsonResponse, JSON::XS->new->utf8->pretty->encode($jsonResponse));
}
1;
__END__
=head1 NAME
SmarterMail API
=head1 SYNOPSIS
smartermail api
=head1 API OPTIONS
=over 8
=item B<--hostname>
API hostname.
=item B<--url-path>
API url path (Default: '/api/v1')
=item B<--port>
API port (Default: 443)
=item B<--proto>
Specify https if needed (Default: 'https')
=item B<--username>
Set API username
=item B<--password>
Set API password
=item B<--timeout>
Set HTTP timeout
=back
=head1 DESCRIPTION
B<custom>.
=cut