521 lines
17 KiB
PHP
Executable File
521 lines
17 KiB
PHP
Executable File
<?php
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// Pandora FMS - http://pandorafms.com
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// ==================================================
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// Copyright (c) 2005-2021 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 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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function extension_db_status()
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{
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global $config;
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$db_user = get_parameter('db_user', '');
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$db_password = get_parameter('db_password', '');
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$db_host = get_parameter('db_host', '');
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$db_name = get_parameter('db_name', '');
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$db_status_execute = (bool) get_parameter('db_status_execute', false);
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ui_print_standard_header(
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__('DB Schema check'),
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'images/extensions.png',
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false,
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'db_status_tab',
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true,
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[],
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[
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[
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'link' => '',
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'label' => __('Admin tools'),
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],
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[
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'link' => '',
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'label' => __('Run test'),
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],
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]
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);
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if (!is_user_admin($config['id_user'])) {
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db_pandora_audit(
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AUDIT_LOG_ACL_VIOLATION,
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'Trying to access db status'
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);
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include 'general/noaccess.php';
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return;
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}
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ui_print_info_message(
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__('This extension checks the DB is correct. Because sometimes the old DB from a migration has not some fields in the tables or the data is changed.')
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);
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ui_print_info_message(
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__('At the moment the checks is for MySQL/MariaDB.')
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);
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echo "<form method='post' class='max_floating_element_size'>";
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echo '<fieldset>';
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echo '<legend>'.__('DB settings').'</legend>';
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$table = new stdClass();
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$table->data = [];
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$row = [];
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$row[] = html_print_label_input_block(
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__('DB User with privileges'),
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html_print_input_text(
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'db_user',
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$db_user,
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'',
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50,
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255,
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true,
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false,
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false,
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'',
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'w100p mrgn_top_10px'
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)
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);
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$row[] = html_print_label_input_block(
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__('DB Password for this user'),
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html_print_input_password(
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'db_password',
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$db_password,
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'',
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50,
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255,
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true,
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false,
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false,
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'w100p mrgn_top_10px'
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)
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);
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$table->data[] = $row;
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$row = [];
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$row[] = html_print_label_input_block(
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__('DB Hostname'),
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html_print_input_text(
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'db_host',
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$db_host,
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'',
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50,
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255,
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true,
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false,
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false,
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'',
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'w100p mrgn_top_10px'
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)
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);
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$row[] = html_print_label_input_block(
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__('DB Name (temporal for testing)'),
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html_print_input_text(
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'db_name',
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$db_name,
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'',
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50,
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255,
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true,
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false,
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false,
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'',
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'w100p mrgn_top_10px'
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)
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);
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$table->data[] = $row;
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html_print_table($table);
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echo '</fieldset>';
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html_print_action_buttons(
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html_print_submit_button(
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__('Execute Test'),
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'submit',
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false,
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[ 'icon' => 'cog' ],
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true
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)
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);
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html_print_input_hidden('db_status_execute', 1);
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echo '</form>';
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if ($db_status_execute) {
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extension_db_status_execute_checks(
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$db_user,
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$db_password,
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$db_host,
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$db_name
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);
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}
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}
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function extension_db_status_execute_checks($db_user, $db_password, $db_host, $db_name)
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{
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global $config;
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$connection_system = $config['dbconnection'];
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// Avoid SQL injection
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$db_name = io_safe_output($db_name);
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$db_name = str_replace(';', ' ', $db_name);
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$db_name = explode(' ', $db_name);
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$db_name = $db_name[0];
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if ($config['mysqli'] === true) {
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$connection_test = mysqli_connect($db_host, $db_user, $db_password);
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} else {
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$connection_test = mysql_connect($db_host, $db_user, $db_password);
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}
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if (!$connection_test) {
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ui_print_error_message(
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__('Unsuccessful connected to the DB')
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);
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} else {
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if ($config['mysqli'] === true) {
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$create_db = mysqli_query($connection_test, "CREATE DATABASE `$db_name`");
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} else {
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$create_db = mysql_query("CREATE DATABASE `$db_name`");
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}
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if (!$create_db) {
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ui_print_error_message(
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__('Unsuccessful created the testing DB')
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);
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} else {
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if ($config['mysqli'] === true) {
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mysqli_select_db($connection_test, $db_name);
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} else {
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mysql_select_db($db_name, $connection_test);
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}
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$install_tables = extension_db_status_execute_sql_file(
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$config['homedir'].'/pandoradb.sql',
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$connection_test
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);
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if (!$install_tables) {
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ui_print_error_message(
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__('Unsuccessful installed tables into the testing DB')
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);
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} else {
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extension_db_check_tables_differences(
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$connection_test,
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$connection_system,
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$db_name,
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$config['dbname']
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);
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}
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if ($config['mysqli'] === true) {
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mysqli_select_db($connection_test, $db_name);
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mysqli_query($connection_test, "DROP DATABASE IF EXISTS `$db_name`");
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} else {
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mysql_select_db($db_name, $connection_test);
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mysql_query("DROP DATABASE IF EXISTS `$db_name`", $connection_test);
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}
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}
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}
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}
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function extension_db_check_tables_differences(
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$connection_test,
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$connection_system,
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$db_name_test,
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$db_name_system
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) {
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global $config;
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// --------- Check the tables --------------------------------------
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if ($config['mysqli'] === true) {
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mysqli_select_db($connection_test, $db_name_test);
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$result = mysqli_query($connection_test, 'SHOW TABLES');
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} else {
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mysql_select_db($db_name_test, $connection_test);
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$result = mysql_query('SHOW TABLES', $connection_test);
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}
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$tables_test = [];
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if ($config['mysqli'] === true) {
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while ($row = mysqli_fetch_array($result)) {
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$tables_test[] = $row[0];
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}
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mysqli_free_result($result);
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mysqli_select_db($connection_test, $db_name_system);
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$result = mysqli_query($connection_test, 'SHOW TABLES');
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} else {
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while ($row = mysql_fetch_array($result)) {
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$tables_test[] = $row[0];
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}
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mysql_free_result($result);
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mysql_select_db($db_name_system, $connection_test);
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$result = mysql_query('SHOW TABLES', $connection_test);
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}
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$tables_system = [];
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if ($config['mysqli'] === true) {
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while ($row = mysqli_fetch_array($result)) {
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$tables_system[] = $row[0];
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}
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mysqli_free_result($result);
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} else {
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while ($row = mysql_fetch_array($result)) {
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$tables_system[] = $row[0];
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}
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mysql_free_result($result);
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}
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$diff_tables = array_diff($tables_test, $tables_system);
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ui_print_result_message(
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empty($diff_tables),
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__('Success! %s DB contains all tables', get_product_name()),
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__(
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'%s DB could not retrieve all tables. The missing tables are (%s)',
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get_product_name(),
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implode(', ', $diff_tables)
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)
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);
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if (!empty($diff_tables)) {
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foreach ($diff_tables as $table) {
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if ($config['mysqli'] === true) {
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mysqli_select_db($connection_test, $db_name_test);
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$result = mysqli_query($connection_test, 'SHOW CREATE TABLE '.$table);
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$tables_test = [];
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while ($row = mysql_fetch_array($result)) {
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ui_print_info_message(
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__('You can execute this SQL query for to fix.').'<br />'.'<pre>'.$row[1].'</pre>'
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);
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}
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mysqli_free_result($result);
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} else {
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mysql_select_db($db_name_test, $connection_test);
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$result = mysql_query('SHOW CREATE TABLE '.$table, $connection_test);
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$tables_test = [];
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while ($row = mysql_fetch_array($result)) {
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ui_print_info_message(
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__('You can execute this SQL query for to fix.').'<br />'.'<pre>'.$row[1].'</pre>'
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);
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}
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mysql_free_result($result);
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}
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}
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}
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// --------------- Check the fields -------------------------------
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$correct_fields = true;
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foreach ($tables_system as $table) {
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if ($config['mysqli'] === true) {
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mysqli_select_db($connection_test, $db_name_test);
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$result = mysqli_query($connection_test, 'EXPLAIN '.$table);
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} else {
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mysql_select_db($db_name_test, $connection_test);
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$result = mysql_query('EXPLAIN '.$table, $connection_test);
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}
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$fields_test = [];
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if (!empty($result)) {
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if ($config['mysqli'] === true) {
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while ($row = mysqli_fetch_array($result)) {
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$fields_test[$row[0]] = [
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'field ' => $row[0],
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'type' => $row[1],
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'null' => $row[2],
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'key' => $row[3],
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'default' => $row[4],
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'extra' => $row[5],
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];
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}
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mysqli_free_result($result);
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mysqli_select_db($connection_test, $db_name_system);
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} else {
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while ($row = mysql_fetch_array($result)) {
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$fields_test[$row[0]] = [
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'field ' => $row[0],
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'type' => $row[1],
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'null' => $row[2],
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'key' => $row[3],
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'default' => $row[4],
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'extra' => $row[5],
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];
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}
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mysql_free_result($result);
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mysql_select_db($db_name_system, $connection_test);
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}
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}
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if ($config['mysqli'] === true) {
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$result = mysqli_query($connection_test, 'EXPLAIN '.$table);
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} else {
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$result = mysql_query('EXPLAIN '.$table, $connection_test);
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}
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$fields_system = [];
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if (!empty($result)) {
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if ($config['mysqli'] === true) {
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while ($row = mysqli_fetch_array($result)) {
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$fields_system[$row[0]] = [
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'field ' => $row[0],
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'type' => $row[1],
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'null' => $row[2],
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'key' => $row[3],
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'default' => $row[4],
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'extra' => $row[5],
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];
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}
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mysqli_free_result($result);
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} else {
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while ($row = mysql_fetch_array($result)) {
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$fields_system[$row[0]] = [
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'field ' => $row[0],
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'type' => $row[1],
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'null' => $row[2],
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'key' => $row[3],
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'default' => $row[4],
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'extra' => $row[5],
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];
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}
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mysql_free_result($result);
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}
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}
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foreach ($fields_test as $name_field => $field_test) {
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if (!isset($fields_system[$name_field])) {
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$correct_fields = false;
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ui_print_error_message(
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__(
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'Unsuccessful the table %s has not the field %s',
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$table,
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$name_field
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)
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);
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ui_print_info_message(
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__('You can execute this SQL query for to fix.').'<br />'.'<pre>'.'ALTER TABLE '.$table.' ADD COLUMN '.$name_field.' text;'.'</pre>'
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);
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} else {
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$correct_fields = false;
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$field_system = $fields_system[$name_field];
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$diff = array_diff($field_test, $field_system);
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if (!empty($diff)) {
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$info_message = '';
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$error_message = '';
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if ($diff['type']) {
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$error_message .= 'Unsuccessful the field '.$name_field.' in the table '.$table.' must be set the type with '.$diff['type'].'<br>';
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}
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if ($diff['null']) {
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$error_message .= "Unsuccessful the field $name_field in the table $table must be null: (".$diff['null'].').<br>';
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}
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if ($diff['default']) {
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$error_message .= "Unsuccessful the field $name_field in the table $table must be set ".$diff['default'].' as default value.<br>';
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}
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if ($field_test['null'] == 'YES' || !isset($field_test['null']) || $field_test['null'] == '') {
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$null_defect = ' NULL';
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} else {
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$null_defect = ' NOT NULL';
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}
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if (!isset($field_test['default']) || $field_test['default'] == '') {
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$default_value = '';
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} else {
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$default_value = ' DEFAULT '.$field_test['default'];
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}
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if ($diff['type'] || $diff['null'] || $diff['default']) {
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$info_message .= 'ALTER TABLE '.$table.' MODIFY COLUMN '.$name_field.' '.$field_test['type'].$null_defect.$default_value.';';
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}
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if ($diff['key']) {
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$error_message .= "Unsuccessful the field $name_field in the table $table must be set the key as defined in the SQL file.<br>";
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$info_message .= '<br><br>Please check the SQL file for to know the kind of key needed.';
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}
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if ($diff['extra']) {
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$error_message .= "Unsuccessful the field $name_field in the table $table must be set as defined in the SQL file.<br>";
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$info_message .= '<br><br>Please check the SQL file for to know the kind of extra config needed.';
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}
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ui_print_error_message(__($error_message));
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ui_print_info_message(__($info_message));
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}
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}
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}
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}
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if ($correct_fields) {
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ui_print_success_message(
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__('Successful all the tables have the correct fields')
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);
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}
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}
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function extension_db_status_execute_sql_file($url, $connection)
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{
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global $config;
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if (file_exists($url)) {
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$file_content = file($url);
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$query = '';
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foreach ($file_content as $sql_line) {
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if (trim($sql_line) != '' && strpos($sql_line, '--') === false) {
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$query .= $sql_line;
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if (preg_match("/;[\040]*\$/", $sql_line)) {
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if ($config['mysqli'] === true) {
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if (!$result = mysqli_query($connection, $query)) {
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echo mysqli_error();
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// Uncomment for debug
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echo "<i><br>$query<br></i>";
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return 0;
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}
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} else {
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if (!$result = mysql_query($query, $connection)) {
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echo mysql_error();
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// Uncomment for debug
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echo "<i><br>$query<br></i>";
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return 0;
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}
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}
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$query = '';
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}
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}
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}
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return 1;
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} else {
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return 0;
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}
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}
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extensions_add_godmode_function('extension_db_status');
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extensions_add_godmode_menu_option(__('DB Schema check'), 'DM', 'gextensions', null, 'v1r1', 'gdbman');
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