Rewrite Process Model/Core

This commit is contained in:
Philipp Holzer 2020-09-15 18:16:44 +02:00
parent fe545cef74
commit cdb61be06f
No known key found for this signature in database
GPG Key ID: 9A28B7D4FF5667BD
6 changed files with 82 additions and 60 deletions

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@ -23,6 +23,7 @@
use Dice\Dice;
use Friendica\App;
use Friendica\Core\Process;
use Friendica\Core\Update;
use Friendica\Core\Worker;
use Friendica\DI;
@ -76,4 +77,4 @@ Worker::processQueue($run_cron);
Worker::unclaimProcess();
Worker::endProcess();
DI::process()->end();

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@ -23,6 +23,7 @@ namespace Friendica\Core;
use Friendica\App;
use Friendica\Core\Config\IConfig;
use Friendica\Model;
use Psr\Log\LoggerInterface;
/**
@ -56,12 +57,48 @@ class Process
*/
private $basePath;
public function __construct(LoggerInterface $logger, App\Mode $mode, IConfig $config, string $basepath)
/** @var Model\Process */
private $processModel;
/**
* The Process ID of this process
*
* @var int
*/
private $pid;
public function __construct(LoggerInterface $logger, App\Mode $mode, IConfig $config, Model\Process $processModel, string $basepath)
{
$this->logger = $logger;
$this->mode = $mode;
$this->config = $config;
$this->logger = $logger;
$this->mode = $mode;
$this->config = $config;
$this->basePath = $basepath;
$this->processModel = $processModel;
$this->pid = getmypid();
}
/**
* Log active processes into the "process" table
*/
public function start()
{
$trace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 1);
$command = basename($trace[0]['file']);
$this->processModel->deleteInactive();
$this->processModel->insert($command, $this->pid);
}
/**
* Remove the active process from the "process" table
*
* @return bool
* @throws \Exception
*/
public function end()
{
return $this->processModel->deleteByPid($this->pid);
}
/**

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@ -22,6 +22,7 @@
namespace Friendica\Core;
use Friendica\Core;
use Friendica\Core\Process as ProcessAlias;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Process;
@ -72,7 +73,7 @@ class Worker
}
// We now start the process. This is done after the load check since this could increase the load.
self::startProcess();
DI::process()->start();
// Kill stale processes every 5 minutes
$last_cleanup = DI::config()->get('system', 'worker_last_cleaned', 0);
@ -1092,7 +1093,7 @@ class Worker
if (self::tooMuchWorkers()) {
// Cleaning dead processes
self::killStaleWorkers();
Process::deleteInactive();
DI::modelProcess()->deleteInactive();
return;
}
@ -1360,31 +1361,6 @@ class Worker
return true;
}
/**
* 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
*
* @return bool
* @throws \Exception
*/
public static function endProcess()
{
return Process::deleteByPid();
}
/**
* Set the flag if some job is waiting
*

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@ -314,6 +314,13 @@ abstract class DI
//
// "Model" namespace instances
//
/**
* @return Model\Process
*/
public static function modelProcess()
{
return self::$dice->create(Model\Process::class);
}
/**
* @return Model\User\Cookie

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@ -21,7 +21,7 @@
namespace Friendica\Model;
use Friendica\Database\DBA;
use Friendica\Database\Database;
use Friendica\Util\DateTimeFormat;
/**
@ -29,29 +29,33 @@ use Friendica\Util\DateTimeFormat;
*/
class Process
{
/** @var Database */
private $dba;
public function __construct(Database $dba)
{
$this->dba = $dba;
}
/**
* Insert a new process row. If the pid parameter is omitted, we use the current pid
*
* @param string $command
* @param string $pid
* @param int $pid The process id to insert
* @return bool
* @throws \Exception
*/
public static function insert($command, $pid = null)
public function insert(string $command, int $pid)
{
$return = true;
if (is_null($pid)) {
$pid = getmypid();
$this->dba->transaction();
if (!$this->dba->exists('process', ['pid' => $pid])) {
$return = $this->dba->insert('process', ['pid' => $pid, 'command' => $command, 'created' => DateTimeFormat::utcNow()]);
}
DBA::transaction();
if (!DBA::exists('process', ['pid' => $pid])) {
$return = DBA::insert('process', ['pid' => $pid, 'command' => $command, 'created' => DateTimeFormat::utcNow()]);
}
DBA::commit();
$this->dba->commit();
return $return;
}
@ -59,33 +63,29 @@ class Process
/**
* Remove a process row by pid. If the pid parameter is omitted, we use the current pid
*
* @param string $pid
* @param int $pid The pid to delete
* @return bool
* @throws \Exception
*/
public static function deleteByPid($pid = null)
public function deleteByPid(int $pid)
{
if ($pid === null) {
$pid = getmypid();
}
return DBA::delete('process', ['pid' => $pid]);
return $this->dba->delete('process', ['pid' => $pid]);
}
/**
* Clean the process table of inactive physical processes
*/
public static function deleteInactive()
public function deleteInactive()
{
DBA::transaction();
$this->dba->transaction();
$processes = DBA::select('process', ['pid']);
while($process = DBA::fetch($processes)) {
$processes = $this->dba->select('process', ['pid']);
while($process = $this->dba->fetch($processes)) {
if (!posix_kill($process['pid'], 0)) {
self::deleteByPid($process['pid']);
$this->deleteByPid($process['pid']);
}
}
DBA::close($processes);
DBA::commit();
$this->dba->close($processes);
$this->dba->commit();
}
}

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@ -22,6 +22,7 @@
namespace Friendica\Module;
use Friendica\BaseModule;
use Friendica\Core\Process;
use Friendica\Core\System;
use Friendica\Core\Worker as WorkerCore;
use Friendica\Database\DBA;
@ -57,7 +58,7 @@ class Worker extends BaseModule
return;
}
WorkerCore::startProcess();
DI::process()->start();
DI::logger()->notice('Front end worker started.', ['pid' => getmypid()]);
@ -79,7 +80,7 @@ class Worker extends BaseModule
WorkerCore::unclaimProcess();
WorkerCore::endProcess();
DI::process()->end();
System::httpExit(200, 'Frontend worker stopped.');
}