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Merge pull request #4253 from MrPetovan/task/fix-scrutinizer-issues

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[Scrutinizer] App.php / Create Model\Process
This commit is contained in:
Michael Vogel 2018-01-17 07:08:51 +01:00 committed by GitHub
commit a526573075
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6 changed files with 250 additions and 192 deletions
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2
include/dba.php
View file

@ -659,7 +659,7 @@ class dba {
/**
* @brief Fetch a single row
*
* @param PDOStatement|mysqli_result|mysqli_stmt $stmt statement object
* @param mixed $stmt statement object
* @return array current row
*/
public static function fetch($stmt) {

9
mod/worker.php
View file

@ -4,11 +4,10 @@
* @brief Module for running the worker as frontend process
*/
use Friendica\Core\Worker;
use Friendica\Core\Config;
use Friendica\Core\PConfig;
use Friendica\Core\Worker;
function worker_init($a){
function worker_init(){
if (!Config::get("system", "frontend_worker")) {
return;
@ -29,7 +28,7 @@ function worker_init($a){
return;
}
$a->start_process();
Worker::startProcess();
logger("Front end worker started: ".getmypid());
@ -50,7 +49,7 @@ function worker_init($a){
Worker::unclaimProcess();
$a->end_process();
Worker::endProcess();
logger("Front end worker ended: ".getmypid());

4
scripts/worker.php
View file

@ -6,8 +6,8 @@
*/
use Friendica\App;
use Friendica\Core\Worker;
use Friendica\Core\Config;
use Friendica\Core\Worker;
// Ensure that worker.php is executed from the base path of the installation
if (!file_exists("boot.php") && (sizeof($_SERVER["argv"]) != 0)) {
@ -57,7 +57,7 @@ Worker::processQueue($run_cron);
Worker::unclaimProcess();
$a->end_process();
Worker::endProcess();
killme();

320
src/App.php
View file

@ -2,20 +2,17 @@
namespace Friendica;
use Friendica\Core\System;
use Friendica\Core\Cache;
use Friendica\Core\Config;
use Friendica\Core\PConfig;
use Friendica\Database\DBM;
use dba;
use Friendica\Core\System;
use Detection\MobileDetect;
use Exception;
require_once 'boot.php';
require_once 'include/dba.php';
require_once 'include/text.php';
/**
*
@ -30,8 +27,8 @@ require_once 'include/dba.php';
* before we spit the page out.
*
*/
class App {
class App
{
public $module_loaded = false;
public $module_class = null;
public $query_string;
@ -117,12 +114,9 @@ class App {
];
private $scheme;
private $hostname;
private $db;
private $curl_code;
private $curl_content_type;
private $curl_headers;
private $cached_profile_image;
private $cached_profile_picdate;
private static $a;
/**
@ -130,20 +124,18 @@ class App {
*
* @param string $basepath Path to the app base folder
*/
function __construct($basepath) {
public function __construct($basepath)
{
global $default_timezone;
$hostname = '';
if (! static::directory_usable($basepath, false)) {
if (!static::directory_usable($basepath, false)) {
throw new Exception('Basepath ' . $basepath . ' isn\'t usable.');
}
$this->basepath = rtrim($basepath, DIRECTORY_SEPARATOR);
if (file_exists($this->basepath.DIRECTORY_SEPARATOR.'.htpreconfig.php')) {
include $this->basepath.DIRECTORY_SEPARATOR.'.htpreconfig.php';
if (file_exists($this->basepath . DIRECTORY_SEPARATOR . '.htpreconfig.php')) {
include $this->basepath . DIRECTORY_SEPARATOR . '.htpreconfig.php';
}
$this->timezone = ((x($default_timezone)) ? $default_timezone : 'UTC');
@ -207,10 +199,6 @@ class App {
}
}
if ($hostname != '') {
$this->hostname = $hostname;
}
set_include_path(
get_include_path() . PATH_SEPARATOR
. $this->basepath . DIRECTORY_SEPARATOR . 'include' . PATH_SEPARATOR
@ -315,18 +303,19 @@ class App {
*
* @return string
*/
public function get_basepath() {
public function get_basepath()
{
$basepath = $this->basepath;
if (! $basepath) {
if (!$basepath) {
$basepath = Config::get('system', 'basepath');
}
if (! $basepath && x($_SERVER, 'DOCUMENT_ROOT')) {
if (!$basepath && x($_SERVER, 'DOCUMENT_ROOT')) {
$basepath = $_SERVER['DOCUMENT_ROOT'];
}
if (! $basepath && x($_SERVER, 'PWD')) {
if (!$basepath && x($_SERVER, 'PWD')) {
$basepath = $_SERVER['PWD'];
}
@ -343,7 +332,8 @@ class App {
* @param string $path The path that is about to be normalized
* @return string normalized path - when possible
*/
public static function realpath($path) {
public static function realpath($path)
{
$normalized = realpath($path);
if (!is_bool($normalized)) {
@ -353,7 +343,8 @@ class App {
}
}
function get_scheme() {
public function get_scheme()
{
return $this->scheme;
}
@ -371,7 +362,8 @@ class App {
* @param bool $ssl Whether to append http or https under SSL_POLICY_SELFSIGN
* @return string Friendica server base URL
*/
function get_baseurl($ssl = false) {
public function get_baseurl($ssl = false)
{
$scheme = $this->scheme;
if (Config::get('system', 'ssl_policy') == SSL_POLICY_FULL) {
@ -399,14 +391,15 @@ class App {
/**
* @brief Initializes the baseurl components
*
* Clears the baseurl cache to prevent inconstistencies
* Clears the baseurl cache to prevent inconsistencies
*
* @param string $url
*/
function set_baseurl($url) {
public function set_baseurl($url)
{
$parsed = @parse_url($url);
if ($parsed) {
if (x($parsed)) {
$this->scheme = $parsed['scheme'];
$hostname = $parsed['host'];
@ -417,8 +410,8 @@ class App {
$this->path = trim($parsed['path'], '\\/');
}
if (file_exists($this->basepath.DIRECTORY_SEPARATOR.'.htpreconfig.php')) {
include $this->basepath.DIRECTORY_SEPARATOR.'.htpreconfig.php';
if (file_exists($this->basepath . DIRECTORY_SEPARATOR . '.htpreconfig.php')) {
include $this->basepath . DIRECTORY_SEPARATOR . '.htpreconfig.php';
}
if (Config::get('config', 'hostname') != '') {
@ -431,7 +424,8 @@ class App {
}
}
function get_hostname() {
public function get_hostname()
{
if (Config::get('config', 'hostname') != '') {
$this->hostname = Config::get('config', 'hostname');
}
@ -439,33 +433,30 @@ class App {
return $this->hostname;
}
function set_hostname($h) {
$this->hostname = $h;
}
function set_path($p) {
$this->path = trim(trim($p), '/');
}
function get_path() {
public function get_path()
{
return $this->path;
}
function set_pager_total($n) {
public function set_pager_total($n)
{
$this->pager['total'] = intval($n);
}
function set_pager_itemspage($n) {
public function set_pager_itemspage($n)
{
$this->pager['itemspage'] = ((intval($n) > 0) ? intval($n) : 0);
$this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage'];
}
function set_pager_page($n) {
public function set_pager_page($n)
{
$this->pager['page'] = $n;
$this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage'];
}
function init_pagehead() {
public function init_pagehead()
{
$interval = ((local_user()) ? PConfig::get(local_user(), 'system', 'update_interval') : 40000);
// If the update is 'deactivated' set it to the highest integer number (~24 days)
@ -518,67 +509,70 @@ class App {
$tpl = get_markup_template('head.tpl');
$this->page['htmlhead'] = replace_macros($tpl, [
'$baseurl' => $this->get_baseurl(),
'$local_user' => local_user(),
'$generator' => 'Friendica' . ' ' . FRIENDICA_VERSION,
'$delitem' => t('Delete this item?'),
'$showmore' => t('show more'),
'$showfewer' => t('show fewer'),
'$update_interval' => $interval,
'$shortcut_icon' => $shortcut_icon,
'$touch_icon' => $touch_icon,
'$stylesheet' => $stylesheet,
'$infinite_scroll' => $invinite_scroll,
]) . $this->page['htmlhead'];
'$baseurl' => $this->get_baseurl(),
'$local_user' => local_user(),
'$generator' => 'Friendica' . ' ' . FRIENDICA_VERSION,
'$delitem' => t('Delete this item?'),
'$showmore' => t('show more'),
'$showfewer' => t('show fewer'),
'$update_interval' => $interval,
'$shortcut_icon' => $shortcut_icon,
'$touch_icon' => $touch_icon,
'$stylesheet' => $stylesheet,
'$infinite_scroll' => $invinite_scroll,
]) . $this->page['htmlhead'];
}
function init_page_end() {
public function init_page_end()
{
if (!isset($this->page['end'])) {
$this->page['end'] = '';
}
$tpl = get_markup_template('end.tpl');
$this->page['end'] = replace_macros($tpl, [
'$baseurl' => $this->get_baseurl()
]) . $this->page['end'];
'$baseurl' => $this->get_baseurl()
]) . $this->page['end'];
}
function set_curl_code($code) {
public function set_curl_code($code)
{
$this->curl_code = $code;
}
function get_curl_code() {
public function get_curl_code()
{
return $this->curl_code;
}
function set_curl_content_type($content_type) {
public function set_curl_content_type($content_type)
{
$this->curl_content_type = $content_type;
}
function get_curl_content_type() {
public function get_curl_content_type()
{
return $this->curl_content_type;
}
function set_curl_headers($headers) {
public function set_curl_headers($headers)
{
$this->curl_headers = $headers;
}
function get_curl_headers() {
public function get_curl_headers()
{
return $this->curl_headers;
}
function get_cached_avatar_image($avatar_image) {
return $avatar_image;
}
/**
* @brief Removes the baseurl from an url. This avoids some mixed content problems.
* @brief Removes the base url from an url. This avoids some mixed content problems.
*
* @param string $orig_url
*
* @return string The cleaned url
*/
function remove_baseurl($orig_url) {
public function remove_baseurl($orig_url)
{
// Remove the hostname from the url if it is an internal link
$nurl = normalise_link($orig_url);
$base = normalise_link($this->get_baseurl());
@ -595,23 +589,18 @@ class App {
/**
* @brief Register template engine class
*
* If $name is '', is used class static property $class::$name
*
* @param string $class
* @param string $name
*/
function register_template_engine($class, $name = '') {
/// @TODO Really === and not just == ?
if ($name === '') {
$v = get_class_vars($class);
if (x($v, 'name'))
$name = $v['name'];
}
if ($name === '') {
private function register_template_engine($class)
{
$v = get_class_vars($class);
if (x($v, 'name')) {
$name = $v['name'];
$this->template_engines[$name] = $class;
} else {
echo "template engine <tt>$class</tt> cannot be registered without a name.\n";
killme();
}
$this->template_engines[$name] = $class;
}
/**
@ -620,18 +609,13 @@ class App {
* If $name is not defined, return engine defined by theme,
* or default
*
* @param string $name Template engine name
* @return object Template Engine instance
*/
function template_engine($name = '') {
/// @TODO really type-check included?
if ($name !== '') {
$template_engine = $name;
} else {
$template_engine = 'smarty3';
if (x($this->theme, 'template_engine')) {
$template_engine = $this->theme['template_engine'];
}
public function template_engine()
{
$template_engine = 'smarty3';
if (x($this->theme, 'template_engine')) {
$template_engine = $this->theme['template_engine'];
}
if (isset($this->template_engines[$template_engine])) {
@ -654,23 +638,28 @@ class App {
*
* @return string
*/
function get_template_engine() {
public function get_template_engine()
{
return $this->theme['template_engine'];
}
function set_template_engine($engine = 'smarty3') {
public function set_template_engine($engine = 'smarty3')
{
$this->theme['template_engine'] = $engine;
}
function get_template_ldelim($engine = 'smarty3') {
public function get_template_ldelim($engine = 'smarty3')
{
return $this->ldelim[$engine];
}
function get_template_rdelim($engine = 'smarty3') {
public function get_template_rdelim($engine = 'smarty3')
{
return $this->rdelim[$engine];
}
function save_timestamp($stamp, $value) {
public function save_timestamp($stamp, $value)
{
if (!isset($this->config['system']['profiler']) || !$this->config['system']['profiler']) {
return;
}
@ -695,50 +684,8 @@ class App {
$this->callstack[$value][$callstack] += (float) $duration;
}
/**
* @brief Log active processes into the "process" table
*/
function start_process() {
$trace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 1);
$command = basename($trace[0]['file']);
$this->remove_inactive_processes();
dba::transaction();
$r = q('SELECT `pid` FROM `process` WHERE `pid` = %d', intval(getmypid()));
if (!DBM::is_result($r)) {
dba::insert('process', ['pid' => getmypid(), 'command' => $command, 'created' => datetime_convert()]);
}
dba::commit();
}
/**
* @brief Remove inactive processes
*/
function remove_inactive_processes() {
dba::transaction();
$r = q('SELECT `pid` FROM `process`');
if (DBM::is_result($r)) {
foreach ($r AS $process) {
if (!posix_kill($process['pid'], 0)) {
dba::delete('process', ['pid' => $process['pid']]);
}
}
}
dba::commit();
}
/**
* @brief Remove the active process from the "process" table
*/
function end_process() {
dba::delete('process', ['pid' => getmypid()]);
}
function get_useragent() {
public function get_useragent()
{
return
FRIENDICA_PLATFORM . " '" .
FRIENDICA_CODENAME . "' " .
@ -747,7 +694,8 @@ class App {
$this->get_baseurl();
}
function is_friendica_app() {
public function is_friendica_app()
{
return $this->is_friendica_app;
}
@ -759,27 +707,29 @@ class App {
*
* @return bool Is it a known backend?
*/
function is_backend() {
static $backends = [];
$backends[] = '_well_known';
$backends[] = 'api';
$backends[] = 'dfrn_notify';
$backends[] = 'fetch';
$backends[] = 'hcard';
$backends[] = 'hostxrd';
$backends[] = 'nodeinfo';
$backends[] = 'noscrape';
$backends[] = 'p';
$backends[] = 'poco';
$backends[] = 'post';
$backends[] = 'proxy';
$backends[] = 'pubsub';
$backends[] = 'pubsubhubbub';
$backends[] = 'receive';
$backends[] = 'rsd_xml';
$backends[] = 'salmon';
$backends[] = 'statistics_json';
$backends[] = 'xrd';
public function is_backend()
{
static $backends = [
'_well_known',
'api',
'dfrn_notify',
'fetch',
'hcard',
'hostxrd',
'nodeinfo',
'noscrape',
'p',
'poco',
'post',
'proxy',
'pubsub',
'pubsubhubbub',
'receive',
'rsd_xml',
'salmon',
'statistics_json',
'xrd',
];
// Check if current module is in backend or backend flag is set
return (in_array($this->module, $backends) || $this->backend);
@ -790,10 +740,14 @@ class App {
*
* @return bool Is the limit reached?
*/
function max_processes_reached() {
public function max_processes_reached()
{
// Deactivated, needs more investigating if this check really makes sense
return false;
/*
* Commented out to suppress static analyzer issues
*
if ($this->is_backend()) {
$process = 'backend';
$max_processes = Config::get('system', 'max_processes_backend');
@ -818,6 +772,7 @@ class App {
}
}
return false;
*/
}
/**
@ -825,7 +780,8 @@ class App {
*
* @return bool Is the memory limit reached?
*/
public function min_memory_reached() {
public function min_memory_reached()
{
$min_memory = Config::get('system', 'min_memory', 0);
if ($min_memory == 0) {
return false;
@ -844,7 +800,7 @@ class App {
$meminfo[$key] = (int) ($meminfo[$key] / 1024);
}
if (!isset($meminfo['MemAvailable']) || ! isset($meminfo['MemFree'])) {
if (!isset($meminfo['MemAvailable']) || !isset($meminfo['MemFree'])) {
return false;
}
@ -864,8 +820,8 @@ class App {
*
* @return bool Is the load reached?
*/
function maxload_reached() {
public function maxload_reached()
{
if ($this->is_backend()) {
$process = 'backend';
$maxsysload = intval(Config::get('system', 'maxloadavg'));
@ -890,8 +846,8 @@ class App {
return false;
}
function proc_run($args) {
public function proc_run($args)
{
if (!function_exists('proc_open')) {
return;
}
@ -917,7 +873,7 @@ class App {
$args[$x] = escapeshellarg($args[$x]);
}
$cmdline = implode($args, ' ');
$cmdline = implode(' ', $args);
if ($this->min_memory_reached()) {
return;
@ -942,8 +898,9 @@ class App {
*
* @return string system username
*/
static function systemuser() {
if (!function_exists('posix_getpwuid') || ! function_exists('posix_geteuid')) {
private static function systemuser()
{
if (!function_exists('posix_getpwuid') || !function_exists('posix_geteuid')) {
return '';
}
@ -956,7 +913,8 @@ class App {
*
* @return boolean the directory is usable
*/
static function directory_usable($directory, $check_writable = true) {
public static function directory_usable($directory, $check_writable = true)
{
if ($directory == '') {
logger('Directory is empty. This shouldn\'t happen.', LOGGER_DEBUG);
return false;
@ -966,18 +924,22 @@ class App {
logger('Path "' . $directory . '" does not exist for user ' . self::systemuser(), LOGGER_DEBUG);
return false;
}
if (is_file($directory)) {
logger('Path "' . $directory . '" is a file for user ' . self::systemuser(), LOGGER_DEBUG);
return false;
}
if (!is_dir($directory)) {
logger('Path "' . $directory . '" is not a directory for user ' . self::systemuser(), LOGGER_DEBUG);
return false;
}
if ($check_writable && !is_writable($directory)) {
logger('Path "' . $directory . '" is not writable for user ' . self::systemuser(), LOGGER_DEBUG);
return false;
}
return true;
}
}

36
src/Core/Worker.php
View file

@ -4,11 +4,10 @@
*/
namespace Friendica\Core;
use Friendica\App;
use Friendica\Core\System;
use Friendica\Core\Config;
use Friendica\Core\Worker;
use Friendica\Core\System;
use Friendica\Database\DBM;
use Friendica\Model\Process;
use Friendica\Util\Lock;
use dba;
@ -50,7 +49,7 @@ class Worker
}
// We now start the process. This is done after the load check since this could increase the load.
$a->start_process();
self::startProcess();
// Kill stale processes every 5 minutes
$last_cleanup = Config::get('system', 'poller_last_cleaned', 0);
@ -915,7 +914,7 @@ class Worker
if (self::tooMuchWorkers()) {
// Cleaning dead processes
self::killStaleWorkers();
get_app()->remove_inactive_processes();
Process::deleteInactive();
return;
}
@ -1092,4 +1091,31 @@ class Worker
return true;
}
/**
* Log active processes into the "process" table
*
* @brief Log active processes into the "process" table
*/
public static function startProcess()
{
$trace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 1);
$command = basename($trace[0]['file']);
Process::deleteInactive();
Process::insert($command);
}
/**
* Remove the active process from the "process" table
*
* @brief Remove the active process from the "process" table
* @return bool
*/
public static function endProcess()
{
return Process::deleteByPid();
}
}

71
src/Model/Process.php Normal file
View file

@ -0,0 +1,71 @@
<?php
/**
* @file src/Model/Process.php
*/
namespace Friendica\Model;
use Friendica\BaseObject;
use dba;
require_once 'include/dba.php';
require_once 'include/datetime.php';
/**
* @brief functions for interacting with a process
*/
class Process extends BaseObject
{
/**
* Insert a new process row. If the pid parameter is omitted, we use the current pid
*
* @param string $command
* @param string $pid
* @return bool
*/
public static function insert($command, $pid = null)
{
$return = true;
dba::transaction();
if (!dba::exists('process', ['pid' => getmypid()])) {
$return = dba::insert('process', ['pid' => $pid, 'command' => $command, 'created' => datetime_convert()]);
}
dba::commit();
return $return;
}
/**
* Remove a process row by pid. If the pid parameter is omitted, we use the current pid
*
* @param string $pid
* @return bool
*/
public static function deleteByPid($pid = null)
{
if ($pid === null) {
$pid = getmypid();
}
return dba::delete('process', ['pid' => $pid]);
}
/**
* Clean the process table of inactive physical processes
*/
public static function deleteInactive()
{
dba::transaction();
$processes = dba::select('process', ['pid']);
while($process = dba::fetch($processes)) {
if (!posix_kill($process['pid'], 0)) {
self::deleteByPid($process['pid']);
}
}
dba::commit();
}
}