devilbox/.devilbox/www/include/functions.php
2016-10-22 16:39:08 +02:00

474 lines
10 KiB
PHP

<?php
/**
* Executes shell commands on the PHP-FPM Host
*
* @param string $cmd [description]
* @param string $output [description]
* @return integer
*/
function my_exec($cmd, &$output = '')
{
// Clean output
$output = '';
exec($cmd, $output, $exit_code);
return $exit_code;
}
/**
* Connect to database
*
* @param [type] $err [description]
* @param [type] $host [description]
* @param [type] $pass [description]
* @param [type] $user [description]
* @return [type] [description]
*/
function my_mysql_connection_test(&$err, $host = NULL, $pass = NULL, $user = NULL)
{
$err = FALSE;
if ($host === NULL) {
$host = $GLOBALS['MYSQL_HOST_ADDR'];
}
if ($pass === NULL) {
$pass = $GLOBALS['MYSQL_ROOT_PASS'];
}
if ($user === NULL) {
$user = 'root';
}
if (!($link = @mysqli_connect($host, $user, $pass))) {
$err = 'Failed to connect: ' .mysqli_connect_error();
return FALSE;
}
mysqli_close($link);
return TRUE;
}
/**
* Connect to database
*
* @param [type] $err [description]
* @param [type] $host [description]
* @param [type] $pass [description]
* @param [type] $user [description]
* @return [type] [description]
*/
function my_mysql_connect(&$err, $pass = NULL, $user = NULL)
{
if ($pass === NULL) {
$pass = $GLOBALS['MYSQL_ROOT_PASS'];
}
if ($user === NULL) {
$user = 'root';
}
if (!($link = @mysqli_connect('localhost', $user, $pass))) {
$err = 'Failed to connect: ' .mysqli_connect_error();
if (!($link = @mysqli_connect('127.0.0.1', $user, $pass))) {
$err = 'Failed to connect: ' .mysqli_connect_error();
if (!($link = @mysqli_connect($GLOBALS['MYSQL_HOST_ADDR'], $user, $pass))) {
$err = 'Failed to connect: ' .mysqli_connect_error();
return FALSE;
}
}
}
$err = FALSE;
return $link;
}
/**
* Close Database connection
*
* @param [type] $link [description]
* @return [type] [description]
*/
function my_mysqli_close($link) {
if (is_object($link)) {
return mysqli_close($link);
}
return FALSE;
}
/**
* Query Database
*
* @param [type] $err [description]
* @param [type] $link [description]
* @param [type] $query [description]
* @param [type] $callback [description]
* @return [type] [description]
*/
function my_mysqli_select(&$err, $link, $query, $callback = NULL)
{
if (!($result = mysqli_query($link, $query))) {
$err = mysqli_error($link);
return FALSE;
}
$data = array();
if ($callback) {
while ($row = $result->fetch_array(MYSQLI_ASSOC)) {
$callback($row, $data);
}
} else {
while ($row = $result->fetch_array(MYSQLI_ASSOC)) {
$data[] = $row;
}
}
mysqli_free_result($result);
return $data;
}
/********************************************************************************
*
* M Y S Q L F U N C T I O N S
*
********************************************************************************/
/**
* Get all MySQL Databases.
* @return mixed Array of name => size
*/
function getDatabases() {
$error;
$callback = function ($row, &$data) {
$data[$row['database']] = array(
'charset' => $row['charset'],
'collation' => $row['collation']
);
};
$sql = "SELECT
S.SCHEMA_NAME AS 'database',
S.DEFAULT_COLLATION_NAME AS 'collation',
S.default_character_set_name AS 'charset'
FROM
information_schema.SCHEMATA AS S
WHERE
S.SCHEMA_NAME != 'mysql' AND
S.SCHEMA_NAME != 'performance_schema' AND
S.SCHEMA_NAME != 'information_schema'";
return my_mysqli_select($error, $GLOBALS['MY_MYSQL_LINK'], $sql, $callback);
}
/**
* Get Database size in Megabytes
* @param [type] $db_name [description]
* @return [type] [description]
*/
function getDBSize($db_name) {
$error;
$callback = function ($row, &$data) {
$data = $row['size'];
};
$sql = "SELECT
ROUND( SUM((T.data_length+T.index_length)/1048576), 2 ) AS 'size'
FROM
information_schema.TABLES AS T
WHERE
T.TABLE_SCHEMA = '".$db_name."';";
$size = my_mysqli_select($error, $GLOBALS['MY_MYSQL_LINK'], $sql, $callback);
return $size ? $size : 0;
}
/**
* Get Number of Tables per Database
* @param [type] $db_name [description]
* @return [type] [description]
*/
function getTableCount($db_name) {
$error;
$callback = function ($row, &$data) {
$data = $row['count'];
};
$sql = "SELECT
COUNT(*) AS 'count'
FROM
information_schema.TABLES AS T
WHERE
T.TABLE_SCHEMA = '".$db_name."';";
$count = my_mysqli_select($error, $GLOBALS['MY_MYSQL_LINK'], $sql, $callback);
return $count ? $count : 0;
}
/**
* Read out MySQL Server variables
*
* @param [type] $key [description]
* @return [type] [description]
*/
function getMySQLConfigByKey($key) {
$key = str_replace('-', '_', $key);
$callback = function ($row, &$data) use ($key) {
$data = isset($row['Value']) ? $row['Value'] : FALSE;
};
$sql = 'SHOW VARIABLES WHERE Variable_Name = "'.$key.'";';
$val = my_mysqli_select($error, $GLOBALS['MY_MYSQL_LINK'], $sql, $callback);
if (!is_array($val)) {
return $val;
} else if (is_array($val) && $val) {
return print_r($val, TRUE);
} else {
return '';
}
}
function getMySQLConfig() {
$callback = function ($row, &$data) {
$key = $row['Variable_name'];
$val = $row['Value'];
$data[$key] = $val;
};
$sql = 'SHOW VARIABLES;';
return my_mysqli_select($error, $GLOBALS['MY_MYSQL_LINK'], $sql, $callback);
}
function php_has_valid_mysql_socket(&$error) {
global $ENV;
if (!$ENV['MOUNT_MYSQL_SOCKET_TO_LOCALDISK']) {
$error = 'Socket mount not enabled.';
return FALSE;
}
if (!file_exists($ENV['MYSQL_SOCKET_PATH'])) {
$error = 'Socket file not found.';
return FALSE;
}
if (getMySQLConfigByKey('socket') != $ENV['MYSQL_SOCKET_PATH']) {
$error = 'Mounted from mysql:'.$ENV['MYSQL_SOCKET_PATH']. ', but socket is in mysql:'.getMySQLConfigByKey('socket');
return FALSE;
}
$error = '';
return TRUE;
}
function is_valid_dir($path) {
return (is_dir($path) || (is_link($path) && is_dir(readlink($path))));
}
function getVirtualHosts()
{
$docRoot = '/shared/httpd';
$vhosts = array();
if ($handle = opendir($docRoot)) {
while (false !== ($directory = readdir($handle))) {
if (is_valid_dir($docRoot . DIRECTORY_SEPARATOR . $directory) && $directory != '.' && $directory != '..') {
$vhosts[] = array(
'name' => $directory,
'domain' => $directory.'.loc',
'href' => 'http://' . $directory.'.loc'
);
}
}
}
return $vhosts;
}
function checkVirtualHost($vhost)
{
global $ENV;
$docRoot = '/shared/httpd';
$htdocs = $docRoot.DIRECTORY_SEPARATOR.$vhost.DIRECTORY_SEPARATOR.'htdocs';
$domain = $vhost.'.loc';
$url = 'http://'.$domain;
$error = array();
// 1. Check htdocs folder
if (!is_valid_dir($htdocs)) {
$error[] = 'Missing <strong>htdocs</strong> directory in: <strong>'.$ENV['HOST_PATH_TO_WWW_DOCROOTS'].'/'.$vhost.'/</strong>';
}
// 2. Check /etc/resolv DNS entry
$output;
if (my_exec('getent hosts '.$domain, $output) !== 0) {
$error[] = 'Missing entry in <strong>/etc/hosts</strong>:<br/><code>127.0.0.1 '.$domain.'</code>';
}
// 3. Check correct /etc/resolv entry
$dns_ip = '127.0.0.1';
if (isset($output[0])) {
$tmp = explode(' ', $output[0]);
if (isset($tmp[0])) {
$dns_ip = $tmp[0];
}
}
if ($dns_ip != '127.0.0.1') {
$error[] = 'Error in <strong>/etc/hosts</strong><br/>'.
'Found:<br/>'.
'<code>'.$dns_ip.' '.$domain.'</code><br/>'.
'But it should be:<br/>'.
'<code>127.0.0.1 '.$domain.'</code><br/>';
}
if (is_array($error) && count($error)) {
return implode('<br/>', $error);
} else {
return '';
}
}
/**
* Get all VirtualHosts
* @return [type] [description]
*/
function getVhosts() {
global $ENV;
$docRoot = '/shared/httpd';
$vhosts = array();
if ($handle = opendir($docRoot)) {
while (false !== ($directory = readdir($handle))) {
if (is_valid_dir($docRoot . DIRECTORY_SEPARATOR . $directory) && $directory != '.' && $directory != '..') {
$output;
$domain = $directory.'.loc';
$url = 'http://'.$domain;
$htdocs_ok = is_valid_dir($docRoot.DIRECTORY_SEPARATOR.$directory.DIRECTORY_SEPARATOR.'htdocs');
$dns_ok = my_exec('getent hosts '.$domain, $output) == 0 ? TRUE : FALSE;
$dns_ip = '';
if (isset($output[0])) {
$tmp = explode(' ', $output[0]);
if (isset($tmp[0])) {
$dns_ip = $tmp[0];
}
}
$vhosts[] = array(
'name' => $directory,
'htdocs' => $htdocs_ok,
'dns_ok' => $dns_ok,
'dns_ip' => $dns_ip,
'domain' => $directory.'.loc',
'href' => 'http://' . $directory.'.loc'
);
}
}
}
return $vhosts;
}
/********************************************************************************
*
* G E T V E R S I O N
*
********************************************************************************/
/**
* Get HTTPD Version
* @return [type] [description]
*/
function getHttpVersion() {
preg_match('/\w+\/[.0-9]+/i', $_SERVER['SERVER_SOFTWARE'], $matches);
if (isset($matches[0])) {
return $matches[0];
} else {
return 'Unknown Webserver';
}
}
/**
* Get MySQL Version
* @return [type] [description]
*/
function getMySQLVersion() {
return getMySQLConfigByKey('version_comment') . ' ' . getMySQLConfigByKey('version');
}
function getPHPVersion() {
return 'PHP ' . phpversion() .' (' . php_sapi_name().')';
}
/********************************************************************************
*
* T E S T M Y S Q L C O N N E C T I O N
*
********************************************************************************/
function testMySQLLocalhost() {
global $MYSQL_ROOT_PASS;
$link = @mysqli_connect('localhost', 'root', $MYSQL_ROOT_PASS);
if (!$link) {
return 'Cannot conncet to MySQL Database: '.mysqli_connect_error();
}
return 'OK: Connection via localhost socket';
}
function testMySQLLocalIp() {
global $MYSQL_ROOT_PASS;
$link = @mysqli_connect('127.0.0.1', 'root', $MYSQL_ROOT_PASS);
if (!$link) {
return 'Cannot conncet to MySQL Database: '.mysqli_connect_error();
}
return 'OK: Connection via 127.0.0.1';
}
function testMySQLRemotelIp() {
global $MYSQL_HOST_ADDR;
global $MYSQL_ROOT_PASS;
$link = @mysqli_connect($MYSQL_HOST_ADDR, 'root', $MYSQL_ROOT_PASS);
if (!$link) {
return 'Cannot conncet to MySQL Database: '.mysqli_connect_error();
}
return 'OK: Connection via '.$MYSQL_HOST_ADDR;
}