299 lines
9.2 KiB
Perl

#
# Copyright 2022 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::backup::rubrik::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, $class;
if (!defined($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 => {
'api-username:s' => { name => 'api_username' },
'api-password:s' => { name => 'api_password' },
'hostname:s' => { name => 'hostname' },
'port:s' => { name => 'port' },
'proto:s' => { name => 'proto' },
'timeout:s' => { name => 'timeout' },
'unknown-http-status:s' => { name => 'unknown_http_status' },
'warning-http-status:s' => { name => 'warning_http_status' },
'critical-http-status:s' => { name => 'critical_http_status' },
'token:s' => { name => 'token' }
});
}
$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} = 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) = @_;
$self->{option_results}->{port} = (defined($self->{option_results}->{port})) ? $self->{option_results}->{port} : 443;
$self->{option_results}->{proto} = (defined($self->{option_results}->{proto})) ? $self->{option_results}->{proto} : 'https';
$self->{option_results}->{timeout} = (defined($self->{option_results}->{timeout})) ? $self->{option_results}->{timeout} : 30;
$self->{api_username} = (defined($self->{option_results}->{api_username})) ? $self->{option_results}->{api_username} : '';
$self->{api_password} = (defined($self->{option_results}->{api_password})) ? $self->{option_results}->{api_password} : '';
$self->{unknown_http_status} = (defined($self->{option_results}->{unknown_http_status})) ? $self->{option_results}->{unknown_http_status} : '%{http_code} < 200 or %{http_code} >= 300';
$self->{warning_http_status} = (defined($self->{option_results}->{warning_http_status})) ? $self->{option_results}->{warning_http_status} : '';
$self->{critical_http_status} = (defined($self->{option_results}->{critical_http_status})) ? $self->{option_results}->{critical_http_status} : '';
$self->{token} = $self->{option_results}->{token};
if (!defined($self->{option_results}->{hostname}) || $self->{option_results}->{hostname} eq '') {
$self->{output}->add_option_msg(short_msg => 'Need to specify --hostname option.');
$self->{output}->option_exit();
}
if (defined($self->{token})) {
$self->{cache}->check_options(option_results => $self->{option_results});
return 0 if ($self->{token} ne '');
}
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.');
$self->{output}->option_exit();
}
return 0;
}
sub settings {
my ($self, %options) = @_;
return if (defined($self->{settings_done}));
$self->{http}->add_header(key => 'Accept', value => 'application/json');
$self->{http}->add_header(key => 'Content-Type', value => 'application/json');
$self->{http}->set_options(%{$self->{option_results}});
$self->{settings_done} = 1;
}
sub get_connection_info {
my ($self, %options) = @_;
return $self->{option_results}->{hostname} . ':' . $self->{option_results}->{port};
}
sub get_token {
my ($self, %options) = @_;
my $has_cache_file = $self->{cache}->read(statefile => 'rubrik_api_' . md5_hex($self->{option_results}->{hostname} . '_' . $self->{api_username}));
my $token = $self->{cache}->get(name => 'token');
my $md5_secret_cache = $self->{cache}->get(name => 'md5_secret');
my $md5_secret = md5_hex($self->{api_username} . $self->{api_password});
if ($has_cache_file == 0 ||
!defined($token) ||
(defined($md5_secret_cache) && $md5_secret_cache ne $md5_secret)
) {
$self->settings();
my $content = $self->{http}->request(
method => 'POST',
url_path => '/api/v1/session',
credentials => 1,
basic => 1,
username => $self->{api_username},
password => $self->{api_password}
);
my $decoded;
eval {
$decoded = JSON::XS->new->utf8->decode($content);
};
if ($@) {
$self->{output}->add_option_msg(short_msg => "Cannot decode json response");
$self->{output}->option_exit();
}
$token = $decoded->{token};
my $datas = {
updated => time(),
token => $decoded->{token},
md5_secret => $md5_secret
};
$self->{cache}->write(data => $datas);
}
return $token;
}
sub clean_token {
my ($self, %options) = @_;
my $datas = { updated => time() };
$self->{cache}->write(data => $datas);
}
sub credentials {
my ($self, %options) = @_;
my $token = $self->{token};
if (defined($self->{token}) && $self->{token} eq '') {
$token = $self->get_token();
}
my $creds = {};
if (defined($self->{token})) {
$creds = {
header => ['Authorization: Bearer ' . $token],
unknown_status => '',
warning_status => '',
critical_status => ''
};
} else {
$creds = {
credentials => 1,
basic => 1,
username => $self->{api_username},
password => $self->{api_password},
unknown_status => $self->{unknown_http_status},
warning_status => $self->{warning_http_status},
critical_status => $self->{critical_http_status}
};
}
return $creds;
}
sub request_api {
my ($self, %options) = @_;
$self->settings();
my $creds = $self->credentials();
my ($content) = $self->{http}->request(
method => 'GET',
url_path => '/api/internal' . $options{endpoint},
get_param => $options{get_param},
%$creds
);
# Maybe token is invalid. so we retry
if (defined($self->{token}) && $self->{http}->get_code() < 200 || $self->{http}->get_code() >= 300) {
$self->clean_token();
$creds = $self->credentials();
$content = $self->{http}->request(
method => 'GET',
url_path => '/api/internal' . $options{endpoint},
get_param => $options{get_param},
%$creds,
unknown_status => $self->{unknown_http_status},
warning_status => $self->{warning_http_status},
critical_status => $self->{critical_http_status}
);
}
if (!defined($content) || $content eq '') {
$self->{output}->add_option_msg(short_msg => "API returns empty content [code: '" . $self->{http}->get_code() . "'] [message: '" . $self->{http}->get_message() . "']");
$self->{output}->option_exit();
}
my $decoded;
eval {
$decoded = JSON::XS->new->allow_nonref(1)->utf8->decode($content);
};
if ($@) {
$self->{output}->add_option_msg(short_msg => "Cannot decode response (add --debug option to display returned content)");
$self->{output}->option_exit();
}
return $decoded;
}
1;
__END__
=head1 NAME
Rubrik Rest API
=head1 REST API OPTIONS
Rubrik Rest API
=over 8
=item B<--hostname>
Set hostname.
=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<--token>
Use token authentication. If option is empty, token is created.
=item B<--timeout>
Set timeout in seconds (Default: 30).
=back
=head1 DESCRIPTION
B<custom>.
=cut