Ctor 1718 plugin app nutanix prism api plugin new plugin

src/apps/nutanix/prism/custom/api.pm

@@ -0,0 +1,293 @@
+#
+# Copyright 2026 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::nutanix::prism::custom::api;
+
+use strict;
+use warnings;
+use centreon::plugins::http;
+use JSON::XS;
+use MIME::Base64;
+
+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})) {
+        $options{output}->option_exit(short_msg => "Class Custom: Need to specify 'options' argument.");
+    }
+
+    if (!defined($options{noptions})) {
+        $options{options}->add_options(
+            arguments => {
+                'hostname:s' => { name => 'hostname' },
+                'port:s'     => { name => 'port',    default => '9440' },
+                'proto:s'    => { name => 'proto',   default => 'https' },
+                'username:s' => { name => 'username' },
+                'password:s' => { name => '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, default_backend => 'curl');
+
+    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}     = $self->{option_results}->{port};
+    $self->{proto}    = $self->{option_results}->{proto};
+    $self->{username} = (defined($self->{option_results}->{username})) ? $self->{option_results}->{username} : '';
+    $self->{password} = (defined($self->{option_results}->{password})) ? $self->{option_results}->{password} : '';
+    $self->{timeout}  = $self->{option_results}->{timeout};
+
+    if ($self->{hostname} eq '') {
+        $self->{output}->option_exit(short_msg => "Need to specify --hostname option.");
+    }
+    if ($self->{username} eq '') {
+        $self->{output}->option_exit(short_msg => "Need to specify --username option.");
+    }
+    if ($self->{password} eq '') {
+        $self->{output}->option_exit(short_msg => "Need to specify --password option.");
+    }
+
+    return 0;
+}
+
+sub _get_auth_header {
+    my ($self) = @_;
+
+    my $auth = MIME::Base64::encode_base64($self->{username} . ':' . $self->{password});
+    chomp $auth;
+    return 'Authorization: Basic ' . $auth;
+}
+
+sub request_api {
+    my ($self, %options) = @_;
+
+    # Prism REST API base: port 9440, prefix /api/nutanix/v2.0
+    my $url = $self->{proto} . '://' . $self->{hostname} . ':' . $self->{port};
+
+    $self->{option_results}->{hostname}        = $self->{hostname};
+    $self->{option_results}->{port}            = $self->{port};
+    $self->{option_results}->{proto}           = $self->{proto};
+    $self->{option_results}->{timeout}         = $self->{timeout};
+    $self->{option_results}->{warning_status}  = '';
+    $self->{option_results}->{critical_status} = '';
+    $self->{option_results}->{unknown_status}  = '%{http_code} < 200 or %{http_code} >= 300';
+
+    $self->{http}->set_options(%{$self->{option_results}});
+
+    my $method = (defined($options{method})) ? $options{method} : 'GET';
+    my @headers = (
+        $self->_get_auth_header(),
+        'Content-Type: application/json',
+        'Accept: application/json',
+    );
+
+    my ($content) = $self->{http}->request(
+        method          => $method,
+        url_path        => $options{endpoint},
+        header          => \@headers,
+        get_param       => $options{get_param},
+        query_form_post => $options{query_form_post},
+        insecure        => 1,  # Nutanix deployments commonly use self-signed certificates
+    );
+
+    if (!defined($content) || $content eq '') {
+        $self->{output}->add_option_msg(
+            short_msg => "API returned empty content [code: '"
+                . $self->{http}->get_code() . "'] [message: '"
+                . $self->{http}->get_message() . "']"
+        );
+        $self->{output}->option_exit();
+    }
+
+    my $decoded;
+    eval { $decoded = decode_json($content) };
+    if ($@) {
+        $self->{output}->add_option_msg(
+            short_msg => "Cannot decode JSON response: $@ [content: $content]"
+        );
+        $self->{output}->option_exit();
+    }
+
+    return $decoded;
+}
+
+# Returns cluster information
+sub get_clusters {
+    my ($self, %options) = @_;
+    return $self->request_api(endpoint => '/api/nutanix/v2.0/clusters');
+}
+
+# Returns the list of physical hosts
+sub get_hosts {
+    my ($self, %options) = @_;
+    return $self->request_api(endpoint => '/api/nutanix/v2.0/hosts');
+}
+
+# Returns the list of virtual machines (includes stats fields)
+sub get_vms {
+    my ($self, %options) = @_;
+    return $self->request_api(
+        endpoint  => '/api/nutanix/v2.0/vms',
+        get_param => [ 'count=2147483647' ],
+    );
+}
+
+# Returns storage pools
+sub get_storage_pools {
+    my ($self, %options) = @_;
+    return $self->request_api(endpoint => '/api/nutanix/v2.0/storage_pools');
+}
+
+# Returns all physical disks in the cluster
+sub get_disks {
+    my ($self, %options) = @_;
+    return $self->request_api(endpoint => '/api/nutanix/v2.0/disks');
+}
+
+# Returns snapshots — optionally filtered by vm_uuid
+sub get_snapshots {
+    my ($self, %options) = @_;
+    if (defined($options{vm_uuid}) && $options{vm_uuid} ne '') {
+        return $self->request_api(
+            endpoint  => '/api/nutanix/v2.0/snapshots',
+            get_param => [ 'vm_uuid=' . $options{vm_uuid} ],
+        );
+    }
+    return $self->request_api(endpoint => '/api/nutanix/v2.0/snapshots');
+}
+
+# Returns NICs for a specific VM
+sub get_vm_nics {
+    my ($self, %options) = @_;
+    return $self->request_api(
+        endpoint => '/api/nutanix/v2.0/vms/' . $options{vm_uuid} . '/nics'
+    );
+}
+
+# Returns active (unresolved) alerts; optional severity filter
+sub get_alerts {
+    my ($self, %options) = @_;
+    my @params = ('resolved=false');
+    push @params, 'severity=' . $options{severity} if defined($options{severity});
+    return $self->request_api(
+        endpoint  => '/api/nutanix/v2.0/alerts',
+        get_param => \@params,
+    );
+}
+
+# Returns NCC health check results
+sub get_health_checks {
+    my ($self, %options) = @_;
+    return $self->request_api(endpoint => '/api/nutanix/v2.0/health_checks');
+}
+
+# Returns protection domains and their replication status
+sub get_protection_domains {
+    my ($self, %options) = @_;
+    return $self->request_api(endpoint => '/api/nutanix/v2.0/protection_domains/');
+}
+
+# Returns storage containers with capacity and savings stats
+sub get_storage_containers {
+    my ($self, %options) = @_;
+    return $self->request_api(endpoint => '/api/nutanix/v2.0/storage_containers/');
+}
+
+# Returns recent top-level tasks (subtasks excluded, limited to 100)
+sub get_tasks {
+    my ($self, %options) = @_;
+    return $self->request_api(
+        endpoint  => '/api/nutanix/v2.0/tasks/',
+        get_param => [ 'includeSubtasks=false', 'count=100' ],
+    );
+}
+
+1;
+
+__END__
+
+=head1 NAME
+
+apps::nutanix::prism::custom::api - Custom module for Nutanix Prism REST API.
+
+=head1 SYNOPSIS
+
+    use apps::nutanix::prism::custom::api;
+
+=head1 DESCRIPTION
+
+This module handles authentication and HTTP requests to the Nutanix Prism REST API.
+It uses HTTP Basic Auth (username:password in Base64) on every request.
+The default port is 9440 and the protocol is HTTPS.
+Self-signed certificates are accepted (insecure => 1).
+
+=head1 REST API OPTIONS
+
+=over 4
+
+=item B<--hostname>
+
+Nutanix Prism hostname or IP address.
+
+=item B<--port>
+
+API port (default: 9440).
+
+=item B<--proto>
+
+Protocol (default: https).
+
+=item B<--username>
+
+API username.
+
+=item B<--password>
+
+API password.
+
+=item B<--timeout>
+
+HTTP request timeout in seconds (default: 30).
+
+=back
+
+=cut