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Report database server version instead of client binary version #319

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196 changes: 180 additions & 16 deletions functions.php
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Original file line number Diff line number Diff line change
Expand Up @@ -310,10 +310,175 @@ function upload_results( $results, $rev, $message, $env, $api_key ) {
return array( $status_code, $return );
}

/**
* Parse a WordPress-style database host into mysqli connection pieces.
*
* @param string $host Database host string.
*
* @return array|false Parsed connection pieces, or false on invalid input.
*/
function wpt_runner_parse_db_host( $host ) {
$host = (string) $host;
$socket = null;
$port = null;
$is_ipv6 = false;

if ( '' === $host ) {
return false;
}

$socket_pos = strpos( $host, ':/' );
if ( false !== $socket_pos ) {
$socket = substr( $host, $socket_pos + 1 );
$host = substr( $host, 0, $socket_pos );
}

if ( substr_count( $host, ':' ) > 1 ) {
if ( 1 !== preg_match( '/^(?:\[(?P<host>[0-9a-fA-F:.]+)\](?::(?P<port>[0-9]+))?|(?P<host_unbracketed>[0-9a-fA-F:.]+))$/', $host, $matches ) ) {
return false;
}
$parsed_host = ! empty( $matches['host'] ) ? $matches['host'] : ( isset( $matches['host_unbracketed'] ) ? $matches['host_unbracketed'] : '' );
$is_ipv6 = true;
} else {
if ( 1 !== preg_match( '/^(?P<host>[^:]*)(?::(?P<port>[0-9]+))?$/', $host, $matches ) ) {
return false;
}
$parsed_host = $matches['host'];
}

if ( '' === $parsed_host ) {
return false;
}

if ( isset( $matches['port'] ) && '' !== $matches['port'] ) {
$port = (int) $matches['port'];
}

return array(
'host' => $parsed_host,
'port' => $port,
'socket' => $socket,
'is_ipv6' => $is_ipv6,
);
}

/**
* Gets the database server version, if it can be detected safely.
*
* @param string $db_host Database host.
* @param string $db_user Database user.
* @param string $db_password Database password.
* @param string $db_name Database name.
*
* @return string Raw server version string, or an empty string.
*/
function wpt_runner_get_db_server_version( $db_host, $db_user, $db_password, $db_name ) {
$db_host = trim( (string) $db_host );
$db_user = trim( (string) $db_user );
$db_password = (string) $db_password;
$db_name = trim( (string) $db_name );

if ( '' === $db_host ) {
$db_host = 'localhost';
}

if ( '' === $db_user || '' === $db_name ) {
return '';
}

if ( ! class_exists( 'mysqli' ) ) {
return '';
}

$required_functions = array(
'mysqli_close',
'mysqli_fetch_row',
'mysqli_free_result',
'mysqli_init',
'mysqli_options',
'mysqli_query',
'mysqli_real_connect',
);

foreach ( $required_functions as $function_name ) {
if ( ! function_exists( $function_name ) ) {
return '';
}
}

$parsed_host = wpt_runner_parse_db_host( $db_host );
if ( false === $parsed_host ) {
return '';
}
$connect_host = $parsed_host['host'];
// mysqlnd expects IPv6 hosts in brackets, matching WordPress core's connection handling.
if ( $parsed_host['is_ipv6'] && extension_loaded( 'mysqlnd' ) ) {
$connect_host = '[' . $connect_host . ']';
}

$mysqli = null;
$mysqli_report_mode = null;

try {
if ( class_exists( 'mysqli_driver' ) ) {
$mysqli_driver = new mysqli_driver();
$mysqli_report_mode = $mysqli_driver->report_mode;
}

if ( function_exists( 'mysqli_report' ) ) {
mysqli_report( MYSQLI_REPORT_OFF );
}

$mysqli = mysqli_init();
if ( false === $mysqli ) {
return '';
}

if ( defined( 'MYSQLI_OPT_CONNECT_TIMEOUT' ) ) {
mysqli_options( $mysqli, MYSQLI_OPT_CONNECT_TIMEOUT, 5 );
}

if ( ! @mysqli_real_connect(
$mysqli,
$connect_host,
$db_user,
$db_password,
$db_name,
$parsed_host['port'],
$parsed_host['socket']
) ) {
return '';
}

$result = @mysqli_query( $mysqli, 'SELECT VERSION()' );
if ( ! is_object( $result ) ) {
return '';
}

$row = mysqli_fetch_row( $result );
mysqli_free_result( $result );

if ( ! is_array( $row ) || ! isset( $row[0] ) || '' === (string) $row[0] ) {
return '';
}

return (string) $row[0];
} catch ( Throwable $e ) {
return '';
} finally {
if ( $mysqli instanceof mysqli ) {
@mysqli_close( $mysqli );
}
if ( null !== $mysqli_report_mode && function_exists( 'mysqli_report' ) ) {
mysqli_report( $mysqli_report_mode );
}
}
}

/**
* Collects and returns an array of key environment details relevant to the application's context. This includes
* the PHP version, installed PHP modules with their versions, system utilities like curl and OpenSSL versions,
* MySQL version, and operating system details. This function is useful for diagnostic purposes, ensuring
* database server version, and operating system details. This function is useful for diagnostic purposes, ensuring
* compatibility, or for reporting system configurations in debugging or error logs.
*
* The function checks for the availability of specific PHP modules and system utilities and captures their versions.
Expand All @@ -324,12 +489,12 @@ function upload_results( $results, $rev, $message, $env, $api_key ) {
* - 'php_version': The current PHP version.
* - 'php_modules': An associative array of selected PHP modules and their versions.
* - 'system_utils': Versions of certain system utilities such as 'curl', 'imagemagick', 'graphicsmagick', and 'openssl'.
* - 'mysql_version': The version of MySQL installed.
* - 'mysql_version': The version of the database server.
* - 'os_name': The name of the operating system.
* - 'os_version': The version of the operating system.
*
* @uses phpversion() to get the PHP version and module versions.
* @uses shell_exec() to execute system commands for retrieving MySQL version, OS details, and versions of utilities like curl and OpenSSL.
* @uses shell_exec() to execute system commands for retrieving OS details and versions of utilities like curl and OpenSSL.
* @uses class_exists() to check for the availability of the Imagick and Gmagick classes for version detection.
*/
function get_env_details() {
Expand All @@ -343,12 +508,23 @@ function get_env_details() {
$imagick_info = Imagick::queryFormats();
}

$WPT_DB_HOST = trim( getenv( 'WPT_DB_HOST' ) );
if( ! $WPT_DB_HOST ) {
$WPT_DB_HOST = 'localhost';
}
$WPT_DB_USER = trim( getenv( 'WPT_DB_USER' ) );
$WPT_DB_PASSWORD = getenv( 'WPT_DB_PASSWORD' );
if( false === $WPT_DB_PASSWORD ) {
$WPT_DB_PASSWORD = '';
}
$WPT_DB_NAME = trim( getenv( 'WPT_DB_NAME' ) );

$env = array(
'php_version' => phpversion(),
'php_modules' => array(),
'gd_info' => $gd_info,
'imagick_info' => $imagick_info,
'mysql_version' => trim( shell_exec( 'mysql --version' ) ),
'mysql_version' => wpt_runner_get_db_server_version( $WPT_DB_HOST, $WPT_DB_USER, $WPT_DB_PASSWORD, $WPT_DB_NAME ),
'system_utils' => array(),
'os_name' => trim( shell_exec( 'uname -s' ) ),
'os_version' => trim( shell_exec( 'uname -r' ) ),
Expand Down Expand Up @@ -400,18 +576,6 @@ function curl_selected_bits($k) { return in_array($k, array('version', 'ssl_vers
$curl_bits = curl_version();
$env['system_utils']['curl'] = implode(' ',array_values(array_filter($curl_bits, 'curl_selected_bits',ARRAY_FILTER_USE_KEY) ));

$WPT_DB_HOST = trim( getenv( 'WPT_DB_HOST' ) );
if( ! $WPT_DB_HOST ) {
$WPT_DB_HOST = 'localhost';
}
$WPT_DB_USER = trim( getenv( 'WPT_DB_USER' ) );
$WPT_DB_PASSWORD = trim( getenv( 'WPT_DB_PASSWORD' ) );
$WPT_DB_NAME = trim( getenv( 'WPT_DB_NAME' ) );

//$mysqli = new mysqli( $WPT_DB_HOST, $WPT_DB_USER, $WPT_DB_PASSWORD, $WPT_DB_NAME );
//$env['mysql_version'] = $mysqli->query("SELECT VERSION()")->fetch_row()[0];
//$mysqli->close();

if ( class_exists( 'Imagick' ) ) {
$imagick = new Imagick();
$version = $imagick->getVersion();
Expand Down
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