#!/usr/bin/env php
<?php
/*
 +-------------------------------------------------------------------------+
 | Copyright (C) 2004-2026 The Cacti Group                                 |
 |                                                                         |
 | This program is free software; you can redistribute it and/or           |
 | modify it under the terms of the GNU General Public License             |
 | as published by the Free Software Foundation; either version 2          |
 | of the License, or (at your option) any later version.                  |
 |                                                                         |
 | This program is distributed in the hope that it will be useful,         |
 | but WITHOUT ANY WARRANTY; without even the implied warranty of          |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           |
 | GNU General Public License for more details.                            |
 +-------------------------------------------------------------------------+
 | Cacti: The Complete RRDtool-based Graphing Solution                     |
 +-------------------------------------------------------------------------+
 | This code is designed, written, and maintained by the Cacti Group. See  |
 | about.php and/or the AUTHORS file for specific developer information.   |
 +-------------------------------------------------------------------------+
 | http://www.cacti.net/                                                   |
 +-------------------------------------------------------------------------+
*/

require(__DIR__ . '/../include/cli_check.php');
require_once(CACTI_PATH_LIBRARY . '/api_automation_tools.php');
require_once(CACTI_PATH_LIBRARY . '/api_automation.php');
require_once(CACTI_PATH_LIBRARY . '/api_data_source.php');
require_once(CACTI_PATH_LIBRARY . '/api_graph.php');
require_once(CACTI_PATH_LIBRARY . '/api_device.php');
require_once(CACTI_PATH_LIBRARY . '/api_tree.php');
require_once(CACTI_PATH_LIBRARY . '/data_query.php');
require_once(CACTI_PATH_LIBRARY . '/functions.php');
require_once(CACTI_PATH_LIBRARY . '/poller.php');
require_once(CACTI_PATH_LIBRARY . '/reports.php');
require_once(CACTI_PATH_LIBRARY . '/template.php');
require_once(CACTI_PATH_LIBRARY . '/utility.php');

ini_set('max_execution_time', '0');

// switch to main database for cli's
if (POLLER_ID > 1) {
	db_switch_remote_to_main();
}

// process calling arguments
$parms = $_SERVER['argv'];
array_shift($parms);

global $debug;

$debug       = false;
$hostname    = '';
$description = '';
$ids         = [];

if (cacti_sizeof($parms)) {
	foreach ($parms as $parameter) {
		if (str_contains($parameter, '=')) {
			[$arg, $value] = explode('=', $parameter, 2);
		} else {
			$arg   = $parameter;
			$value = '';
		}

		switch ($arg) {
			case '-d':
			case '--debug':
				$debug = true;

				break;
			case '--hostname':
				$hostname = $value;

				break;
			case '--description':
				$description = $value;

				break;
			case '--ids':
				$ids = explode(' ', $value);

				break;
			case '--version':
			case '-V':
			case '-v':
				display_version();

				exit(0);
			case '--help':
			case '-H':
			case '-h':
				display_help();

				exit(0);

			default:
				print 'ERROR: Invalid Parameter ' . $parameter . PHP_EOL . PHP_EOL;
				display_help();

				exit(1);
		}
	}
}

// Check for matching like/regex
if (!cacti_sizeof($ids) && $hostname == '' && $description == '') {
	print 'FATAL: You must specify either ids, a hostname or host description pattern' . PHP_EOL;

	exit(1);
}

$sql_where = '';

// Check device id range
if (cacti_sizeof($ids)) {
	foreach ($ids as $id) {
		if (!is_numeric($id) || $id <= 0) {
			print 'FATAL: Device id ' . $id . ' is not a valid device.  Can not continue.' . PHP_EOL;

			exit(1);
		}
	}

	$sql_where = 'WHERE h.id IN (' . implode(',', $ids) . ')';
}

// Check hostname
if ($hostname != '') {
	$sql_where .= ($sql_where != '' ? ' AND ' : 'WHERE ') . '(';
	$regex = false;

	if (validate_is_regex($hostname)) {
		$regex = true;
		$sql_where .= 'h.hostname RLIKE ' . db_qstr($hostname);
	}

	$hostname = '%' . $hostname . '%';
	$sql_where .= ($regex == true ? ' OR ' : '') . 'h.hostname LIKE ' . db_qstr($hostname) . ')';
}

$dregex = false;

if ($description != '') {
	$sql_where .= ($sql_where != '' ? ' AND ' : 'WHERE ') . '(';
	$regex = false;

	if (validate_is_regex($description)) {
		$regex = true;
		$sql_where .= 'h.description RLIKE ' . db_qstr($description);
	}

	$description = '%' . $description . '%';
	$sql_where .= ($regex == true ? ' OR ' : '') . 'h.description LIKE ' . db_qstr($description) . ')';
}

$devices = array_rekey(
	db_fetch_assoc('SELECT id FROM host AS h ' . $sql_where),
	'id', 'id'
);

if (cacti_sizeof($devices)) {
	if ($debug) {
		print 'DEBUG: Found ' . cacti_sizeof($devices) . ' devices to run automation on' . PHP_EOL;
	}

	foreach ($devices as $device_id) {
		if ($debug) {
			print 'DEBUG: Running automation for Device ID ' . $device_id . PHP_EOL;
		}

		cacti_log('NOTE: Running CLI based Batch Automation on Device[' . $device_id . ']', false, 'AUTOM8');

		automation_update_device($device_id);
	}

	if ($debug) {
		print 'DEBUG: automation run complete!' . PHP_EOL;
	}
} elseif ($debug) {
	print 'DEBUG: No devices found for this automation pass.' . PHP_EOL;
}

/**
 * display_version - displays version information
 *
 * @return void
 */
function display_version() : void {
	$version = get_cacti_cli_version();
	print "Cacti Apply Automation Rules Utility, Version $version, " . COPYRIGHT_YEARS . PHP_EOL;
}

/**
 * display_help - displays the usage of the function
 *
 * @return void
 */
function display_help() : void {
	display_version();

	print PHP_EOL;
	print ('usage: apply_automation_rules.php --ids="id1 id2 ..." || ' .
		'--description=S || --hostname=S [--debug]') . PHP_EOL . PHP_EOL;
	print 'A utility to execute Cacti automation rules for a devices or devices.  Any of the following' . PHP_EOL;
	print 'three options can be used, but at least one must be specified.' . PHP_EOL . PHP_EOL;

	print 'Required:' . PHP_EOL;
	print '    --ids="id1 id2 ..." - A space delimited list of device ids.' . PHP_EOL;
	print '    --hostname="S"      - Either a SQL where clause or REGEX of the devices hostname.' . PHP_EOL;
	print '    --description="S"   - Either a SQL where clause or REGEX of the devices description.' . PHP_EOL . PHP_EOL;

	print 'Optional:' . PHP_EOL;
	print '    --debug             - Provide verbose output during automation' . PHP_EOL . PHP_EOL;
}