401 lines
11 KiB
PHP
401 lines
11 KiB
PHP
<?php
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// Pandora FMS - http://pandorafms.com
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// ==================================================
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// Copyright (c) 2005-2009 Artica Soluciones Tecnologicas
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// Please see http://pandorafms.org for full contribution list
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation; version 2
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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/**
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* @package Include
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* @subpackage Agents
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*/
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/**
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* Creates an agent
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*
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* @param string Agent name.
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* @param string Group to be included.
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* @param int Agent interval
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* @param string Agent IP
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*
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* @return int New agent id if created. False if it could not be created.
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*/
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function create_agent ($name, $id_group, $interval, $ip_address, $values = false) {
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if (empty ($name))
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return false;
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if (empty ($id_group))
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return false;
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if (empty ($ip_address))
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return false;
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$interval = safe_int ($interval,1, 300);
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if (empty ($interval))
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return false;
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if (! is_array ($values))
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$values = array ();
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$values['nombre'] = $name;
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$values['id_grupo'] = $id_group;
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$values['intervalo'] = $interval;
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$values['direccion'] = $ip_address;
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process_sql_begin ();
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$id_agent = process_sql_insert ('tagente', $values);
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if ($id_agent === false) {
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process_sql_rollback ();
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return false;
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}
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// Create address for this agent in taddress
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agent_add_address ($id_agent, $ip_address);
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// Create special module agent_keepalive
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$id_agent_module = process_sql_insert ('tagente_modulo',
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array ('nombre' => 'agent_keepalive',
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'id_agente' => $id_agent,
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'id_tipo_modulo' => 100,
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'descripcion' => __('Agent keepalive monitor'),
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'id_modulo' => 1,
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'min_warning' => 0,
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'max_warning' => 1));
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if ($id_agent_module === false) {
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process_sql_rollback ();
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return false;
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}
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$result = process_sql_insert ('tagente_estado',
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array ('id_agente_modulo' => $id_agent_module,
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'datos' => '',
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'timestamp' => 0,
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'estado' => 0,
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'id_agente' => $id_agent,
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'last_try' => 0,
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'utimestamp' => 0,
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'current_interval' => 0,
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'running_by' => 0,
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'last_execution_try' => 0));
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if ($result === false) {
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process_sql_rollback ();
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return false;
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}
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process_sql_commit ();
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return $id_agent;
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}
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/**
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* Get all the simple alerts of an agent.
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*
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* @param int Agent id
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* @param string Filter on "fired", "notfired" or "disabled". Any other value
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* will not do any filter.
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* @param array Extra filter options in an indexed array. See
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* format_array_to_where_clause_sql()
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*
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* @return array All simple alerts defined for an agent. Empty array if no
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* alerts found.
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*/
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function get_agent_alerts_simple ($id_agent = false, $filter = '', $options = false, $where = '') {
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switch ($filter) {
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case "notfired":
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$filter = ' AND times_fired = 0 AND disabled = 0';
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break;
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case "fired":
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$filter = ' AND times_fired > 0 AND disabled = 0';
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break;
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case "disabled":
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$filter = ' AND disabled = 1';
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break;
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default:
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$filter = '';
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}
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if (is_array ($options)) {
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$filter .= format_array_to_where_clause_sql ($options);
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}
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if ($id_agent === false) {
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$subQuery = 'SELECT id_agente_modulo
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FROM tagente_modulo WHERE disabled = 0';
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}
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else {
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$id_agent = (array) $id_agent;
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$id_modules = array_keys (get_agent_modules ($id_agent));
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if (empty ($id_modules))
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return array ();
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$subQuery = implode (",", $id_modules);
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}
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$sql = sprintf ("SELECT talert_template_modules.*
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FROM talert_template_modules
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WHERE id_agent_module in (%s) %s %s",
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$subQuery, $where, $filter);
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$alerts = get_db_all_rows_sql ($sql);
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if ($alerts === false)
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return array ();
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return $alerts;
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}
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/**
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* Get all the combined alerts of an agent.
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*
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* @param int $id_agent Agent id
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* @param string Special filter. Can be: "notfired", "fired" or "disabled".
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* @param array Extra filter options in an indexed array. See
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* format_array_to_where_clause_sql()
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*
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* @return array An array with all combined alerts defined for an agent.
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*/
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function get_agent_alerts_compound ($id_agent = false, $filter = '', $options = false) {
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switch ($filter) {
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case "notfired":
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$filter = ' AND times_fired = 0 AND disabled = 0';
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break;
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case "fired":
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$filter = ' AND times_fired > 0 AND disabled = 0';
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break;
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case "disabled":
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$filter = ' AND disabled = 1';
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break;
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default:
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$filter = '';
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}
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if (is_array ($options)) {
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$filter .= format_array_to_where_clause_sql ($options);
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}
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if ($id_agent === false) {
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$subQuery = 'SELECT id_agente
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FROM tagente WHERE disabled = 0';
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}
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else {
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$id_agent = (array) $id_agent;
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$subQuery = implode (',', $id_agent);
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}
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$sql = sprintf ("SELECT * FROM talert_compound
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WHERE id_agent IN (%s)%s",
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$subQuery, $filter);
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$alerts = get_db_all_rows_sql ($sql);
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if ($alerts === false)
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return array ();
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return $alerts;
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}
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/**
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* Get a list of agents.
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*
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* By default, it will return all the agents where the user has reading access.
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*
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* @param array filter options in an indexed array. See
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* format_array_to_where_clause_sql()
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* @param array Fields to get.
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* @param string Access needed in the agents groups.
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*
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* @return mixed An array with all alerts defined for an agent or false in case no allowed groups are specified.
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*/
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function get_agents ($filter = false, $fields = false, $access = 'AR') {
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if (! is_array ($filter)) {
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$filter = array ();
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}
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//Get user groups
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$groups = array_keys (get_user_groups (false, $access));
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//If no group specified, get all user groups
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if (empty ($filter['id_grupo'])) {
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$filter['id_grupo'] = $groups;
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} elseif (! is_array ($filter['id_grupo'])) {
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//If group is specified but not allowed, return false
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if (! in_array ($filter['id_grupo'], $groups)) {
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return false;
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}
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$filter['id_grupo'] = (array) $filter['id_grupo']; //Make an array
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} else {
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//Check each group specified to the user groups, remove unwanted groups
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foreach ($filter['id_grupo'] as $key => $id_group) {
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if (! in_array ($id_group, $groups)) {
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unset ($filter['id_grupo'][$key]);
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}
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}
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//If no allowed groups are specified return false
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if (count ($filter['id_grupo']) == 0) {
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return false;
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}
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}
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if (in_array (1, $filter['id_grupo'])) {
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unset ($filter['id_grupo']);
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}
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if (!is_array ($fields)) {
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$fields = array ();
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$fields[0] = "id_agente";
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$fields[1] = "nombre";
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}
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return get_db_all_rows_filter ('tagente', $filter, $fields);
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}
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/**
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* Get all the alerts of an agent, simple and combined.
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*
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* @param int $id_agent Agent id
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* @param string Special filter. Can be: "notfired", "fired" or "disabled".
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* @param array Extra filter options in an indexed array. See
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* format_array_to_where_clause_sql()
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*
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* @return array An array with all alerts defined for an agent.
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*/
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function get_agent_alerts ($id_agent = false, $filter = false, $options = false) {
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$combined_alerts = get_agent_alerts_compound ($id_agent, $filter, $options);
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$simple_alerts = get_agent_alerts_simple ($id_agent, $filter, $options);
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return array ('simple' => $simple_alerts, 'compounds' => $combined_alerts);
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}
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/**
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* Copy the agents config from one agent to the other
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*
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* @param int Agent id
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* @param mixed Agent id or id's (array) to copy to
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* @param bool Whether to copy modules as well (defaults to $_REQUEST['copy_modules'])
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* @param bool Whether to copy alerts as well
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* @param array Which modules to copy.
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* @param array Which alerts to copy. Only will be used if target_modules is empty.
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*
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* @return bool True in case of good, false in case of bad
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*/
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function process_manage_config ($source_id_agent, $destiny_id_agents, $copy_modules = false, $copy_alerts = false, $target_modules = false, $target_alerts = false) {
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if (empty ($source_id_agent)) {
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echo '<h3 class="error">'.__('No source agent to copy').'</h3>';
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return false;
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}
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if (empty ($destiny_id_agents)) {
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echo '<h3 class="error">'.__('No destiny agent(s) to copy').'</h3>';
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return false;
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}
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if ($copy_modules == false) {
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$copy_modules = (bool) get_parameter ('copy_modules', $copy_modules);
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}
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if ($copy_alerts == false) {
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$copy_alerts = (bool) get_parameter ('copy_alerts', $copy_alerts);
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}
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if (! $copy_modules && ! $copy_alerts)
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return;
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if (empty ($target_modules)) {
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$target_modules = (array) get_parameter ('target_modules', array ());
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}
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if (empty ($target_alerts)) {
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$target_alerts = (array) get_parameter ('target_alerts', array ());
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}
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if (empty ($target_modules)) {
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if (! $copy_alerts) {
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echo '<h3 class="error">'.__('No modules have been selected').'</h3>';
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return false;
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}
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$target_modules = array ();
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foreach ($target_alerts as $id_alert) {
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$alert = get_alert_agent_module ($id_alert);
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if ($alert === false)
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continue;
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/* Check if some alerts which doesn't belong to the agent was given */
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if (get_agentmodule_agent ($alert['id_agent_module']) != $source_id_agent)
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continue;
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array_push ($target_modules, $alert['id_agent_module']);
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}
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}
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process_sql ('SET AUTOCOMMIT = 0');
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process_sql ('START TRANSACTION');
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$error = false;
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foreach ($destiny_id_agents as $id_destiny_agent) {
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foreach ($target_modules as $id_agent_module) {
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$result = copy_agent_module_to_agent ($id_agent_module,
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$id_destiny_agent);
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if ($result === false) {
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$error = true;
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break;
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}
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$id_destiny_module = $result;
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if (! $copy_alerts)
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continue;
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/* If the alerts were given, copy afterwards. Otherwise, all the
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alerts for the module will be copied */
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if (! empty ($target_alerts)) {
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foreach ($target_alerts as $id_alert) {
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$alert = get_alert_agent_module ($id_alert);
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if ($alert === false)
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continue;
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if ($alert['id_agent_module'] != $id_agent_module)
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continue;
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$result = copy_alert_agent_module_to_agent_module ($alert['id'],
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$id_destiny_module);
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if ($result === false) {
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$error = true;
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break;
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}
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}
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continue;
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}
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$alerts = get_alerts_agent_module ($id_agent_module, true);
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if ($alerts === false)
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continue;
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foreach ($alerts as $alert) {
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$result = copy_alert_agent_module_to_agent_module ($alert['id'],
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$id_destiny_module);
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if ($result === false) {
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$error = true;
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break;
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}
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}
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}
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if ($error)
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break;
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}
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if ($error) {
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echo '<h3 class="error">'.__('There was an error copying the agent configuration, the copy has been cancelled').'</h3>';
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process_sql ('ROLLBACK');
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} else {
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echo '<h3 class="suc">'.__('Successfully copied').'</h3>';
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process_sql ('COMMIT');
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}
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process_sql ('SET AUTOCOMMIT = 1');
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}
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?>
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