275 lines
8.6 KiB
Perl
275 lines
8.6 KiB
Perl
#
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# Copyright 2021 Centreon (http://www.centreon.com/)
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#
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# Centreon is a full-fledged industry-strength solution that meets
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# the needs in IT infrastructure and application monitoring for
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# service performance.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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package apps::cisco::ssms::restapi::custom::api;
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use strict;
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use warnings;
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use centreon::plugins::http;
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use centreon::plugins::statefile;
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use JSON::XS;
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use Digest::MD5 qw(md5_hex);
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sub new {
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my ($class, %options) = @_;
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my $self = {};
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bless $self, $class;
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if (!defined($options{output})) {
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print "Class Custom: Need to specify 'output' argument.\n";
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exit 3;
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}
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if (!defined($options{options})) {
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$options{output}->add_option_msg(short_msg => "Class Custom: Need to specify 'options' argument.");
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$options{output}->option_exit();
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}
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if (!defined($options{noptions})) {
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$options{options}->add_options(arguments => {
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'client-id:s' => { name => 'client_id' },
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'client-secret:s' => { name => 'client_secret' },
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'hostname:s' => { name => 'hostname' },
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'port:s' => { name => 'port' },
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'proto:s' => { name => 'proto' },
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'timeout:s' => { name => 'timeout' },
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'unknown-http-status:s' => { name => 'unknown_http_status' },
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'warning-http-status:s' => { name => 'warning_http_status' },
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'critical-http-status:s' => { name => 'critical_http_status' }
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});
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}
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$options{options}->add_help(package => __PACKAGE__, sections => 'REST API OPTIONS', once => 1);
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$self->{output} = $options{output};
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$self->{http} = centreon::plugins::http->new(%options);
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$self->{cache} = centreon::plugins::statefile->new(%options);
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return $self;
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}
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sub set_options {
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my ($self, %options) = @_;
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$self->{option_results} = $options{option_results};
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}
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sub set_defaults {}
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sub check_options {
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my ($self, %options) = @_;
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$self->{hostname} = (defined($self->{option_results}->{hostname})) ? $self->{option_results}->{hostname} : '';
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$self->{port} = (defined($self->{option_results}->{port})) ? $self->{option_results}->{port} : 8443;
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$self->{proto} = (defined($self->{option_results}->{proto})) ? $self->{option_results}->{proto} : 'https';
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$self->{timeout} = (defined($self->{option_results}->{timeout})) ? $self->{option_results}->{timeout} : 10;
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$self->{client_id} = (defined($self->{option_results}->{client_id})) ? $self->{option_results}->{client_id} : '';
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$self->{client_secret} = (defined($self->{option_results}->{client_secret})) ? $self->{option_results}->{client_secret} : '';
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$self->{unknown_http_status} = (defined($self->{option_results}->{unknown_http_status})) ? $self->{option_results}->{unknown_http_status} : '%{http_code} < 200 or %{http_code} >= 300';
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$self->{warning_http_status} = (defined($self->{option_results}->{warning_http_status})) ? $self->{option_results}->{warning_http_status} : '';
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$self->{critical_http_status} = (defined($self->{option_results}->{critical_http_status})) ? $self->{option_results}->{critical_http_status} : '';
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if ($self->{hostname} eq '') {
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$self->{output}->add_option_msg(short_msg => "Need to specify --hostname option.");
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$self->{output}->option_exit();
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}
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if ($self->{client_id} eq '') {
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$self->{output}->add_option_msg(short_msg => "Need to specify --client-id option.");
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$self->{output}->option_exit();
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}
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if ($self->{client_secret} eq '') {
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$self->{output}->add_option_msg(short_msg => "Need to specify --client-secret option.");
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$self->{output}->option_exit();
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}
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$self->{cache}->check_options(option_results => $self->{option_results});
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return 0;
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}
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sub build_options_for_httplib {
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my ($self, %options) = @_;
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$self->{option_results}->{hostname} = $self->{hostname};
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$self->{option_results}->{timeout} = $self->{timeout};
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$self->{option_results}->{port} = $self->{port};
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$self->{option_results}->{proto} = $self->{proto};
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$self->{option_results}->{timeout} = $self->{timeout};
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}
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sub get_hostname {
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my ($self, %options) = @_;
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return $self->{hostname};
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}
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sub settings {
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my ($self, %options) = @_;
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$self->build_options_for_httplib();
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$self->{http}->add_header(key => 'Content-Type', value => 'application/json');
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$self->{http}->add_header(key => 'Accept', value => 'application/json');
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if (defined($self->{access_token})) {
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$self->{http}->add_header(key => 'Authorization', value => 'Bearer ' . $self->{access_token});
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}
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$self->{http}->set_options(%{$self->{option_results}});
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}
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sub get_access_token {
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my ($self, %options) = @_;
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my $has_cache_file = $options{statefile}->read(
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statefile =>
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'cisco_ssms_api_' .
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$self->get_hostname() . '_' .
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md5_hex($self->{client_id})
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);
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my $expires_on = $options{statefile}->get(name => 'expires_on');
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my $access_token = $options{statefile}->get(name => 'access_token');
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if ($has_cache_file == 0 || !defined($access_token) || (($expires_on - time()) < 10)) {
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my $json_request = {
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grant_type => 'client_credentials',
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client_id => $self->{client_id},
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client_secret => $self->{client_secret}
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};
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my $encoded;
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eval {
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$encoded = encode_json($json_request);
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};
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if ($@) {
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$self->{output}->add_option_msg(short_msg => "Cannot encode json request");
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$self->{output}->option_exit();
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}
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$self->settings();
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my ($content) = $self->{http}->request(
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method => 'POST',
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url_path => '/backend/oauth/token',
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query_form_post => $encoded,
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unknown_status => $self->{unknown_http_status},
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warning_status => $self->{warning_http_status},
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critical_status => $self->{critical_http_status}
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);
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my $decoded;
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eval {
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$decoded = JSON::XS->new->utf8->decode($content);
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};
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if ($@) {
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$self->{output}->add_option_msg(short_msg => "Cannot decode response (add --debug option to display returned content)");
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$self->{output}->option_exit();
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}
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$access_token = $decoded->{access_token};
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my $datas = { last_timestamp => time(), access_token => $decoded->{access_token}, expires_on => (time() + $decoded->{expires_in}) };
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$options{statefile}->write(data => $datas);
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}
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return $access_token;
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}
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sub request_api {
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my ($self, %options) = @_;
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if (!defined($self->{access_token})) {
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$self->{access_token} = $self->get_access_token(statefile => $self->{cache});
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}
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$self->settings();
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my ($content) = $self->{http}->request(
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method => 'POST',
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url_path => $options{endpoint},
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query_form_post => encode_json({ limit => -1 }),
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unknown_status => $self->{unknown_http_status},
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warning_status => $self->{warning_http_status},
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critical_status => $self->{critical_http_status}
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);
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my $decoded;
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eval {
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$decoded = JSON::XS->new->utf8->decode($content);
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};
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if ($@) {
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$self->{output}->add_option_msg(short_msg => "Cannot decode response (add --debug option to display returned content)");
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$self->{output}->option_exit();
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}
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return $decoded;
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}
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sub get_alerts {
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my ($self, %options) = @_;
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return $self->request_api(endpoint => '/api/v1/accounts/' . $options{account} . '/alerts');
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}
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sub get_licenses {
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my ($self, %options) = @_;
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return $self->request_api(endpoint => '/api/v1/accounts/' . $options{account} . '/licenses');
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}
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1;
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__END__
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=head1 NAME
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Cisco SSMS Rest API
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=head1 REST API OPTIONS
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Cisco SSMS Rest API
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=over 8
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=item B<--hostname>
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Set hostname.
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=item B<--port>
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Port used (Default: 8443)
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=item B<--proto>
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Specify https if needed (Default: 'https')
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=item B<--client-id>
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Set client ID.
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=item B<--client-secret>
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Set client secret.
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=item B<--timeout>
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Set timeout in seconds (Default: 10).
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=back
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=head1 DESCRIPTION
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B<custom>.
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=cut
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