PocketMine-MP/src/PocketMine.php
Dylan K. Taylor 2c29634d03 Remove VERSION and GIT_COMMIT constants
these are now lazily computed in VersionInfo as needed.
2020-07-25 19:17:33 +01:00

276 lines
7.9 KiB
PHP

<?php
/*
*
* ____ _ _ __ __ _ __ __ ____
* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* @author PocketMine Team
* @link http://www.pocketmine.net/
*
*
*/
declare(strict_types=1);
namespace pocketmine {
use pocketmine\errorhandler\ErrorToExceptionHandler;
use pocketmine\thread\ThreadManager;
use pocketmine\utils\Filesystem;
use pocketmine\utils\Git;
use pocketmine\utils\MainLogger;
use pocketmine\utils\Process;
use pocketmine\utils\ServerKiller;
use pocketmine\utils\Terminal;
use pocketmine\utils\Timezone;
use pocketmine\utils\VersionString;
use pocketmine\wizard\SetupWizard;
require_once __DIR__ . '/VersionInfo.php';
const MIN_PHP_VERSION = "7.3.0";
/**
* @param string $message
* @return void
*/
function critical_error($message){
echo "[ERROR] $message" . PHP_EOL;
}
/*
* Startup code. Do not look at it, it may harm you.
* This is the only non-class based file on this project.
* Enjoy it as much as I did writing it. I don't want to do it again.
*/
/**
* @return string[]
*/
function check_platform_dependencies(){
if(version_compare(MIN_PHP_VERSION, PHP_VERSION) > 0){
//If PHP version isn't high enough, anything below might break, so don't bother checking it.
return [
"PHP >= " . MIN_PHP_VERSION . " is required, but you have PHP " . PHP_VERSION . "."
];
}
$messages = [];
if(PHP_INT_SIZE < 8){
$messages[] = "32-bit systems/PHP are no longer supported. Please upgrade to a 64-bit system, or use a 64-bit PHP binary if this is a 64-bit system.";
}
if(php_sapi_name() !== "cli"){
$messages[] = "Only PHP CLI is supported.";
}
$extensions = [
"bcmath" => "BC Math",
"chunkutils2" => "PocketMine ChunkUtils v2",
"curl" => "cURL",
"crypto" => "php-crypto",
"ctype" => "ctype",
"date" => "Date",
"ds" => "Data Structures",
"gmp" => "GMP",
"hash" => "Hash",
"igbinary" => "igbinary",
"json" => "JSON",
"leveldb" => "LevelDB",
"mbstring" => "Multibyte String",
"openssl" => "OpenSSL",
"pcre" => "PCRE",
"phar" => "Phar",
"pthreads" => "pthreads",
"reflection" => "Reflection",
"sockets" => "Sockets",
"spl" => "SPL",
"yaml" => "YAML",
"zip" => "Zip",
"zlib" => "Zlib"
];
foreach($extensions as $ext => $name){
if(!extension_loaded($ext)){
$messages[] = "Unable to find the $name ($ext) extension.";
}
}
if(extension_loaded("pthreads")){
$pthreads_version = phpversion("pthreads");
if(substr_count($pthreads_version, ".") < 2){
$pthreads_version = "0.$pthreads_version";
}
if(version_compare($pthreads_version, "3.2.0") < 0){
$messages[] = "pthreads >= 3.2.0 is required, while you have $pthreads_version.";
}
}
if(extension_loaded("leveldb")){
$leveldb_version = phpversion("leveldb");
if(version_compare($leveldb_version, "0.2.1") < 0){
$messages[] = "php-leveldb >= 0.2.1 is required, while you have $leveldb_version.";
}
}
if(extension_loaded("pocketmine")){
$messages[] = "The native PocketMine extension is no longer supported.";
}
return $messages;
}
/**
* @param \Logger $logger
* @return void
*/
function emit_performance_warnings(\Logger $logger){
if(extension_loaded("xdebug")){
$logger->warning("Xdebug extension is enabled. This has a major impact on performance.");
}
if(((int) ini_get('zend.assertions')) !== -1){
$logger->warning("Debugging assertions are enabled. This may degrade performance. To disable them, set `zend.assertions = -1` in php.ini.");
}
if(\Phar::running(true) === ""){
$logger->warning("Non-packaged installation detected. This will degrade autoloading speed and make startup times longer.");
}
}
/**
* @return void
*/
function set_ini_entries(){
ini_set("allow_url_fopen", '1');
ini_set("display_errors", '1');
ini_set("display_startup_errors", '1');
ini_set("default_charset", "utf-8");
ini_set('assert.exception', '1');
}
/**
* @return void
*/
function server(){
if(count($messages = check_platform_dependencies()) > 0){
echo PHP_EOL;
$binary = version_compare(PHP_VERSION, "5.4") >= 0 ? PHP_BINARY : "unknown";
critical_error("Selected PHP binary ($binary) does not satisfy some requirements.");
foreach($messages as $m){
echo " - $m" . PHP_EOL;
}
critical_error("Please recompile PHP with the needed configuration, or refer to the installation instructions at http://pmmp.rtfd.io/en/rtfd/installation.html.");
echo PHP_EOL;
exit(1);
}
unset($messages);
error_reporting(-1);
set_ini_entries();
$opts = getopt("", ["bootstrap:"]);
if(isset($opts["bootstrap"])){
$bootstrap = ($real = realpath($opts["bootstrap"])) !== false ? $real : $opts["bootstrap"];
}else{
$bootstrap = dirname(__FILE__, 2) . '/vendor/autoload.php';
}
if($bootstrap === false or !is_file($bootstrap)){
critical_error("Composer autoloader not found at " . $bootstrap);
critical_error("Please install/update Composer dependencies or use provided builds.");
exit(1);
}
define('pocketmine\COMPOSER_AUTOLOADER_PATH', $bootstrap);
require_once(\pocketmine\COMPOSER_AUTOLOADER_PATH);
if(extension_loaded('parallel')){
\parallel\bootstrap(\pocketmine\COMPOSER_AUTOLOADER_PATH);
}
ErrorToExceptionHandler::set();
$opts = getopt("", ["data:", "plugins:", "no-wizard", "enable-ansi", "disable-ansi"]);
$dataPath = isset($opts["data"]) ? $opts["data"] . DIRECTORY_SEPARATOR : realpath(getcwd()) . DIRECTORY_SEPARATOR;
define('pocketmine\PLUGIN_PATH', isset($opts["plugins"]) ? $opts["plugins"] . DIRECTORY_SEPARATOR : realpath(getcwd()) . DIRECTORY_SEPARATOR . "plugins" . DIRECTORY_SEPARATOR);
if(!file_exists($dataPath)){
mkdir($dataPath, 0777, true);
}
$lockFilePath = $dataPath . '/server.lock';
if(($pid = Filesystem::createLockFile($lockFilePath)) !== null){
critical_error("Another " . VersionInfo::NAME . " instance (PID $pid) is already using this folder (" . realpath($dataPath) . ").");
critical_error("Please stop the other server first before running a new one.");
exit(1);
}
//Logger has a dependency on timezone
Timezone::init();
if(isset($opts["enable-ansi"])){
Terminal::init(true);
}elseif(isset($opts["disable-ansi"])){
Terminal::init(false);
}else{
Terminal::init();
}
$logger = new MainLogger($dataPath . "server.log");
\GlobalLogger::set($logger);
emit_performance_warnings($logger);
$exitCode = 0;
do{
if(!file_exists($dataPath . "server.properties") and !isset($opts["no-wizard"])){
$installer = new SetupWizard($dataPath);
if(!$installer->run()){
$exitCode = -1;
break;
}
}
/*
* We now use the Composer autoloader, but this autoloader is still for loading plugins.
*/
$autoloader = new \BaseClassLoader();
$autoloader->register(false);
new Server($autoloader, $logger, $dataPath, \pocketmine\PLUGIN_PATH);
$logger->info("Stopping other threads");
$killer = new ServerKiller(8);
$killer->start(PTHREADS_INHERIT_NONE);
usleep(10000); //Fixes ServerKiller not being able to start on single-core machines
if(ThreadManager::getInstance()->stopAll() > 0){
$logger->debug("Some threads could not be stopped, performing a force-kill");
Process::kill(getmypid());
}
}while(false);
$logger->shutdown();
$logger->join();
echo Terminal::$FORMAT_RESET . PHP_EOL;
Filesystem::releaseLockFile($lockFilePath);
exit($exitCode);
}
if(!defined('pocketmine\_PHPSTAN_ANALYSIS')){
\pocketmine\server();
}
}