centreon-plugins/apps/ericsson/enm/api/custom/api.pm

501 lines
15 KiB
Perl

#
# Copyright 2021 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::ericsson::enm::api::custom::api;
use strict;
use warnings;
use centreon::plugins::http;
use centreon::plugins::statefile;
use JSON::XS;
use Time::HiRes;
use Digest::MD5 qw(md5_hex);
use centreon::plugins::misc;
sub new {
my ($class, %options) = @_;
my $self = {};
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' },
'port:s' => { name => 'port' },
'proto:s' => { name => 'proto' },
'api-username:s' => { name => 'api_username' },
'api-password:s' => { name => 'api_password' },
'timeout:s' => { name => 'timeout' },
'cache-use' => { name => 'cache_use' }
});
}
$options{options}->add_help(package => __PACKAGE__, sections => 'REST API OPTIONS', once => 1);
$self->{output} = $options{output};
$self->{http} = centreon::plugins::http->new(%options);
$self->{cache_token} = centreon::plugins::statefile->new(%options);
$self->{cache} = centreon::plugins::statefile->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} : '';
$self->{port} = (defined($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} : 50;
$self->{api_username} = (defined($self->{option_results}->{api_username})) ? $self->{option_results}->{api_username} : '';
$self->{api_password} = (defined($self->{option_results}->{api_password})) ? $self->{option_results}->{api_password} : '';
if ($self->{hostname} eq '') {
$self->{output}->add_option_msg(short_msg => "Need to specify --hostname option.");
$self->{output}->option_exit();
}
if ($self->{api_username} eq '') {
$self->{output}->add_option_msg(short_msg => "Need to specify --api-username option.");
$self->{output}->option_exit();
}
if ($self->{api_password} eq '') {
$self->{output}->add_option_msg(short_msg => "Need to specify --api-password option.");
$self->{output}->option_exit();
}
# we force to use storable module
$self->{option_results}->{statefile_storable} = 1;
$self->{cache_token}->check_options(option_results => $self->{option_results});
$self->{cache}->check_options(option_results => $self->{option_results});
return 0;
}
sub get_hostname {
my ($self, %options) = @_;
return $self->{hostname};
}
sub build_options_for_httplib {
my ($self, %options) = @_;
$self->{option_results}->{hostname} = $self->{hostname};
$self->{option_results}->{timeout} = $self->{timeout};
$self->{option_results}->{port} = $self->{port};
$self->{option_results}->{proto} = $self->{proto};
}
sub settings {
my ($self, %options) = @_;
return if (defined($self->{settings_done}));
$self->build_options_for_httplib();
$self->{http}->set_options(%{$self->{option_results}});
$self->{settings_done} = 1;
}
sub login {
my ($self, %options) = @_;
my $has_cache_file = $self->{cache_token}->read(statefile => 'ericsson_enm_' . md5_hex($self->{option_results}->{hostname} . '_' . $self->{api_username}));
my $session_id = $self->{cache_token}->get(name => 'session_id');
my $md5_secret_cache = $self->{cache_token}->get(name => 'md5_secret');
my $md5_secret = md5_hex($self->{api_username} . $self->{api_password});
if ($has_cache_file == 0 ||
!defined($session_id) ||
(defined($md5_secret_cache) && $md5_secret_cache ne $md5_secret)
) {
$self->settings();
my $content = $self->{http}->request(
method => 'POST',
url_path => '/login',
post_param => ['IDToken1=' . $self->{api_username}, 'IDToken2=' . $self->{api_password}],
critical_status => '',
warning_status => '',
unknown_status => ''
);
# 401 for failed auth
if ($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 (@cookies) = $self->{http}->get_first_header(name => 'Set-Cookie');
$session_id = '';
foreach my $cookie (@cookies) {
$session_id = $1 if ($cookie =~ /^iPlanetDirectoryPro=(.+?);/);
}
if (!defined($session_id) || $session_id eq '') {
$self->{output}->add_option_msg(short_msg => 'Cannot get session id');
$self->{output}->option_exit();
}
my $datas = {
updated => time(),
session_id => $session_id,
md5_secret => $md5_secret
};
$self->{cache_token}->write(data => $datas);
}
return $session_id;
}
sub clean_session {
my ($self, %options) = @_;
my $datas = { updated => time() };
$self->{cache_token}->write(data => $datas);
$self->{session_id} = undef;
}
sub credentials {
my ($self, %options) = @_;
if (!defined($self->{session_id})) {
$self->{session_id} = $self->login();
}
}
sub execute_command {
my ($self, %options) = @_;
my $response = $self->{http}->request(
method => 'POST',
url_path => '/server-scripting/services/command',
header => [
'Accept: application/vnd.com.ericsson.oss.scripting+text;VERSION="1"',
'X-Requested-With: XMLHttpRequest',
'Cookie: iPlanetDirectoryPro=' . $self->{session_id}
],
form => [
{ copyname => 'name', copycontents => 'command' },
{ copyname => 'command', copycontents => $options{command} },
{ copyname => 'stream_output', copycontents => 'true' },
{ copyname => 'requestSequence', copycontents => Time::HiRes::time() }
],
critical_status => '',
warning_status => '',
unknown_status => ''
);
# Maybe token is invalid. so we retry
if ($self->{http}->get_code() < 200 || $self->{http}->get_code() >= 300) {
$self->clean_session();
$self->credentials();
$response = $self->{http}->request(
method => 'POST',
url_path => '/server-scripting/services/command',
header => [
'Accept: application/vnd.com.ericsson.oss.scripting+text;VERSION="1"',
'X-Requested-With: XMLHttpRequest',
'Cookie: iPlanetDirectoryPro=' . $self->{session_id}
],
form => [
{ copyname => 'name', copycontents => 'command' },
{ copyname => 'command', copycontents => $options{command} },
{ copyname => 'stream_output', copycontents => 'true' },
{ copyname => 'requestSequence', copycontents => Time::HiRes::time() }
],
critical_status => '',
warning_status => '',
unknown_status => ''
);
}
if ($self->{http}->get_code() != 201) {
$self->{output}->add_option_msg(short_msg => "execute-command issue");
$self->{output}->option_exit();
}
return $response;
}
sub get_command_output {
my ($self, %options) = @_;
my $decoded;
my $elements = [];
while (1) {
my $response = $self->{http}->request(
method => 'GET',
url_path => '/server-scripting/services/command/output/' . $options{command_id} . '/stream?',
header => [
'Accept: application/vnd.com.ericsson.oss.scripting.terminal+json;VERSION="3"',
'X-Requested-With: XMLHttpRequest',
'Cookie: iPlanetDirectoryPro=' . $self->{session_id}
],
get_param => => ['_wait_milli=1000'],
critical_status => '',
warning_status => '',
unknown_status => ''
);
# Maybe token is invalid. so we retry
if ($self->{http}->get_code() < 200 || $self->{http}->get_code() >= 300) {
$self->clean_session();
$self->credentials();
$response = $self->{http}->request(
method => 'GET',
url_path => '/server-scripting/services/command/output/' . $options{command_id} . '/stream?',
header => [
'Accept: application/vnd.com.ericsson.oss.scripting.terminal+json;VERSION="3"',
'X-Requested-With: XMLHttpRequest',
'Cookie: iPlanetDirectoryPro=' . $self->{session_id}
],
get_param => => ['_wait_milli=1000'],
critical_status => '',
warning_status => '',
unknown_status => ''
);
}
if ($self->{http}->get_code() < 200 || $self->{http}->get_code() >= 300) {
$self->{output}->add_option_msg(short_msg => "get-command-output issue");
$self->{output}->option_exit();
}
my $json;
eval {
$json = JSON::XS->new->utf8->decode($response);
};
if ($@) {
$self->{output}->add_option_msg(short_msg => 'get-command-output: cannot decode response');
$self->{output}->option_exit();
}
#_response_status = FETCHING, COMPLETE
if ($json->{_response_status} eq 'COMPLETE') {
$decoded = $json;
unshift @{$decoded->{output}->{_elements}}, @$elements;
last;
} else {
push @$elements, @{$json->{output}->{_elements}};
}
}
return $decoded;
}
sub execute {
my ($self, %options) = @_;
$self->settings();
$self->credentials();
my $command_id = $self->execute_command(command => $options{command});
return $self->get_command_output(command_id => $command_id);
}
sub parse_result {
my ($self, %options) = @_;
my $results = [];
foreach my $group (@{$options{result}->{output}->{_elements}}) {
foreach my $entry (@{$group->{_elements}}) {
my $h = {};
foreach (@{$entry->{_elements}}) {
$h->{ $_->{_label}->[0] } = $_->{value};
}
push @$results, $h;
}
}
return $results;
}
sub call_fruState {
my ($self, %options) = @_;
my $datas = $self->execute(
command => 'cmedit get * FieldReplaceableUnit.(administrativeState,availabilityStatus,faultIndicator,hwTestResult,maintenanceIndicator,operationalIndicator,operationalState,specialIndicator,statusIndicator,userLabel) -t'
);
return $self->parse_result(result => $datas);
}
sub call_nodeSyncState {
my ($self, %options) = @_;
my $datas = $self->execute(
command => 'cmedit get * CmFunction.syncStatus -t'
);
return $self->parse_result(result => $datas);
}
sub call_EUtranCellTDD {
my ($self, %options) = @_;
my $datas = $self->execute(
command => 'cmedit get * EUtranCellTDD.(operationalstate,administrativestate,availabilityStatus,userlabel) -t'
);
return $self->parse_result(result => $datas);
}
sub cache_fruState {
my ($self, %options) = @_;
my $datas = $self->call_fruState();
$self->write_cache_file(
statefile => 'fruState',
response => $datas
);
return $datas;
}
sub cache_nodeSyncState {
my ($self, %options) = @_;
my $datas = $self->call_nodeSyncState();
$self->write_cache_file(
statefile => 'nodeSyncState',
response => $datas
);
return $datas;
}
sub cache_EUtranCellTDD {
my ($self, %options) = @_;
my $datas = $self->call_EUtranCellTDD();
$self->write_cache_file(
statefile => 'EUtranCellTDD',
response => $datas
);
return $datas;
}
sub write_cache_file {
my ($self, %options) = @_;
$self->{cache}->read(statefile => 'cache_ericsson_enm_' . $self->get_hostname() . '_' . $options{statefile});
$self->{cache}->write(data => {
update_time => time(),
response => $options{response}
});
}
sub get_cache_file_response {
my ($self, %options) = @_;
$self->{cache}->read(statefile => 'cache_ericsson_enm_' . $self->get_hostname() . '_' . $options{statefile});
my $response = $self->{cache}->get(name => 'response');
if (!defined($response)) {
$self->{output}->add_option_msg(short_msg => 'Cache file missing');
$self->{output}->option_exit();
}
return $response;
}
sub get_fruState {
my ($self, %options) = @_;
return $self->get_cache_file_response(statefile => 'fruState')
if (defined($self->{option_results}->{cache_use}));
return $self->call_fruState();
}
sub get_nodeSyncState {
my ($self, %options) = @_;
return $self->get_cache_file_response(statefile => 'nodeSyncState')
if (defined($self->{option_results}->{cache_use}));
return $self->call_nodeSyncState();
}
sub get_EUtranCellTDD {
my ($self, %options) = @_;
return $self->get_cache_file_response(statefile => 'EUtranCellTDD')
if (defined($self->{option_results}->{cache_use}));
return $self->call_EUtranCellTDD();
}
1;
__END__
=head1 NAME
ENM REST API
=head1 SYNOPSIS
Rest API custom mode
=head1 REST API OPTIONS
=over 8
=item B<--hostname>
ENM hostname (Required)
=item B<--port>
Port used (Default: 443)
=item B<--proto>
Specify https if needed (Default: 'https')
=item B<--api-username>
API username.
=item B<--api-password>
API password.
=item B<--timeout>
Set HTTP timeout
=item B<--cache-use>
Use the cache file (created with cache mode).
=back
=head1 DESCRIPTION
B<custom>.
=cut