mirror of
https://github.com/librenms/librenms.git
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243 lines
8.8 KiB
PHP
Executable File
243 lines
8.8 KiB
PHP
Executable File
#!/usr/bin/php
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<?php
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/*
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* LibreNMS
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*
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* Copyright (c) 2014 Neil Lathwood <https://github.com/laf/ http://www.lathwood.co.uk/fa>
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version. Please see LICENSE.txt at the top level of
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* the source code distribution for details.
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*/
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$options = getopt('m:h::');
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if (isset($options['h'])) {
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echo
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"\n Validate setup tool
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Usage: ./validate.php [-m <module>] [-h]
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-h This help section.
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-m Any sub modules you want to run, comma separated:
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- mail: this will test your email settings (uses default_mail option even if default_only is not set).
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- dist-poller: this will test for the install running as a distributed poller.
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Example: ./validate.php -m mail.
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"
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;
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exit;
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}
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if (strstr(`php -ln config.php`, 'No syntax errors detected')) {
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$first_line = `head -n1 config.php`;
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$last_lines = explode(PHP_EOL, `tail -n2 config.php`);
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if (strstr($first_line, '\<\?php')) {
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print_fail("config.php doesn't start with a <?php - please fix this ($first_line)");
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}
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else if ($last_lines[0] == '?>' && $last_lines[1] == '') {
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print_fail('config.php contains a new line at the end, please remove any whitespace at the end of the file and also remove ?>');
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}
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else if ($last_lines[1] == '?>') {
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print_warn("It looks like you have ?> at the end of config.php, it's suggested you remove this");
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}
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else {
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print_ok('config.php tested ok');
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}
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}
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else {
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print_fail('Syntax error in config.php');
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}
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// load config.php now
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require_once 'includes/defaults.inc.php';
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require_once 'config.php';
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require_once 'includes/definitions.inc.php';
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require_once 'includes/functions.php';
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require_once $config['install_dir'].'/includes/alerts.inc.php';
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// Let's test the user configured if we have it
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if (isset($config['user'])) {
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$tmp_user = $config['user'];
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$tmp_dir = $config['install_dir'];
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$tmp_log = $config['log_dir'];
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$find_result = rtrim(`find $tmp_dir \! -user $tmp_user -not -path $tmp_log`);
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if (!empty($find_result)) {
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// This isn't just the log directory, let's print the list to the user
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$files = explode(PHP_EOL, $find_result);
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if (is_array($files)) {
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print_fail("We have found some files that are owned by a different user than $tmp_user, this will stop you updating automatically and / or rrd files being updated causing graphs to fail:\n");
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foreach ($files as $file) {
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echo "$file\n";
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}
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echo "\n";
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}
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}
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}
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// Run test on MySQL
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$test_db = @mysqli_connect($config['db_host'], $config['db_user'], $config['db_pass'], $config['db_name']);
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if (mysqli_connect_error()) {
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print_fail('Error connecting to your database '.mysqli_connect_error());
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}
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else {
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print_ok('Database connection successful');
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}
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// Test for MySQL Strict mode
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$strict_mode = dbFetchCell("SELECT @@global.sql_mode");
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if(strstr($strict_mode, 'STRICT_TRANS_TABLES')) {
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print_warn('You have MySQL STRICT_TRANS_TABLES enabled, it is advisable to disable this until full support has been added: https://dev.mysql.com/doc/refman/5.0/en/sql-mode.html');
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}
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// Test transports
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if ($config['alerts']['email']['enable'] === true) {
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print_warn('You have the old alerting system enabled - this is to be deprecated on the 1st of June 2015: https://groups.google.com/forum/#!topic/librenms-project/1llxos4m0p4');
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}
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// Test rrdcached
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if (!$config['rrdcached']) {
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$rrd_dir = stat($config['rrd_dir']);
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if ($rrd_dir[4] == 0 || $rrd_dir[5] == 0) {
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print_warn('Your RRD directory is owned by root, please consider changing over to user a non-root user');
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}
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if (substr(sprintf('%o', fileperms($config['rrd_dir'])), -3) != 775) {
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print_warn('Your RRD directory is not set to 0775, please check our installation instructions');
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}
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}
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// Disk space and permission checks
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if (substr(sprintf('%o', fileperms($config['temp_dir'])), -3) != 777) {
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print_warn('Your tmp directory ('.$config['temp_dir'].") is not set to 777 so graphs most likely won't be generated");
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}
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$space_check = (disk_free_space($config['install_dir']) / 1024 / 1024);
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if ($space_check < 512 && $space_check > 1) {
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print_warn('Disk space where '.$config['install_dir'].' is located is less than 512Mb');
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}
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if ($space_check < 1) {
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print_fail('Disk space where '.$config['install_dir'].' is located is empty!!!');
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}
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// Check programs
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$bins = array('fping');
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foreach ($bins as $bin) {
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if (!is_file($config[$bin])) {
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print_fail("$bin location is incorrect or bin not installed");
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}
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else {
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print_ok("$bin has been found");
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}
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}
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// Modules test
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$modules = explode(',', $options['m']);
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foreach ($modules as $module) {
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switch ($module) {
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case 'mail':
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if ($config['alert']['transports']['mail'] === true) {
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$run_test = 1;
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if (empty($config['alert']['default_mail'])) {
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print_fail('default_mail config option needs to be specified to test email');
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$run_test = 0;
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}
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else if ($config['email_backend'] == 'sendmail') {
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if (empty($config['email_sendmail_path']) || !file_exists($config['email_sendmail_path'])) {
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print_fail("You have selected sendmail but not configured email_sendmail_path or it's not valid");
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$run_test = 0;
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}
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}
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else if ($config['email_backend'] == 'smtp') {
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if (empty($config['email_smtp_host'])) {
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print_fail('You have selected smtp but not configured an smtp host');
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$run_test = 0;
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}
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if (empty($config['email_smtp_port'])) {
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print_fail('You have selected smtp but not configured an smtp port');
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$run_test = 0;
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}
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if (($config['email_smtp_auth'] === true) && (empty($config['email_smtp_username']) || empty($config['email_smtp_password']))) {
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print_fail('You have selected smtp but not configured a username or password');
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$run_test = 0;
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}
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}//end if
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if ($run_test == 1) {
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if ($err = send_mail($config['alert']['default_mail'], 'Test email', 'Testing email from NMS')) {
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print_ok('Email has been sent');
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}
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else {
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print_fail('Issue sending email to '.$config['alert']['default_mail'].' with error '.$err);
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}
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}
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}//end if
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break;
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case 'dist-poller':
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if ($config['distributed_poller'] !== true) {
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print_fail('You have not enabled distributed_poller');
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}
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else {
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if (empty($config['distributed_poller_memcached_host'])) {
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print_fail('You have not configured $config[\'distributed_poller_memcached_host\']');
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}
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elseif (empty($config['distributed_poller_memcached_port'])) {
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print_fail('You have not configured $config[\'distributed_poller_memcached_port\']');
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}
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else {
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$connection = @fsockopen($config['distributed_poller_memcached_host'], $config['distributed_poller_memcached_port']);
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if (!is_resource($connection)) {
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print_fail('We could not get memcached stats, it is possible that we cannot connect to your memcached server, please check');
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}
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else {
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fclose($connection);
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print_ok('Connection to memcached is ok');
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}
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}
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if (empty($config['rrdcached'])) {
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print_fail('You have not configured $config[\'rrdcached\']');
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}
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elseif (empty($config['rrd_dir'])) {
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print_fail('You have not configured $config[\'rrd_dir\']');
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}
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else {
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list($host,$port) = explode(':',$config['rrdcached']);
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$connection = @fsockopen($host, $port);
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if (is_resource($connection)) {
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fclose($connection);
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print_ok('Connection to rrdcached is ok');
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}
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else {
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print_fail('Cannot connect to rrdcached instance');
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}
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}
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}
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break;
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}//end switch
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}//end foreach
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// End
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function print_ok($msg) {
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echo "[OK] $msg\n";
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}//end print_ok()
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function print_fail($msg) {
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echo "[FAIL] $msg\n";
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}//end print_fail()
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function print_warn($msg) {
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echo "[WARN] $msg\n";
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}//end print_warn()
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