private function cycle()
{
// fire extender ready event
$this->events->fire("extender", "VOID", $this);
// dispatch signals (if multithread active)
if ($this->getMultithreadMode()) {
pcntl_signal_dispatch();
}
// if extender is paused (SIGINT), skip to extend
if ($this->paused) {
return;
}
// fix relative timestamp
$this->timestamp = microtime(true);
// fire tasktable event
$this->tasks = $this->events->fire("extender.tasks", "TASKSTABLE", $this->tasks);
// get the next planned activity interval
$plans = Planner::get();
if (!is_null($plans) and $this->timestamp < $plans) {
// nothing to do right now, still waiting if in daemon mode
$this->logger->info("Next planned job: " . date('c', $plans));
$this->logger->notice("Extender completed\n");
if ($this->getDaemonMode() === false) {
$this->shutdown(true);
self::end(0);
}
return;
}
// if no plan is retrieved, try to retrieve it from scheduler
try {
// get schedules and dispatch schedule event
list($schedules, $planned) = Scheduler::getSchedules($this->logger, $this->timestamp);
// write next planned activity interval
if (!is_null($planned) and $planned != 0) {
Planner::set($planned);
}
$scheduled = new Schedule();
$scheduled->setSchedules($schedules);
// expose the current shcedule via events
$scheduled = $this->events->fire("extender.schedule", "SCHEDULE", $scheduled);
// if no jobs in queue, exit gracefully
if ($scheduled->howMany() == 0) {
$this->logger->info("No jobs to process right now, exiting");
$this->logger->notice("Extender completed\n");
if ($this->getDaemonMode() === false) {
$this->shutdown(true);
self::end(0);
}
return;
}
// compose jobs
foreach ($scheduled->getSchedules() as $schedule) {
if ($this->tasks->isRegistered($schedule['task'])) {
$job = new Job();
$job->setName($schedule['name'])->setId($schedule['id'])->setParameters(unserialize($schedule['params']))->setTask($schedule['task'])->setClass($this->tasks->getClass($schedule['task']));
$this->runner->addJob($job);
} else {
$this->logger->warning("Skipping job due to unknown task", array("ID" => $schedule['id'], "NAME" => $schedule['name'], "TASK" => $schedule['task']));
}
}
// lauch runner
$result = $this->runner->run();
// free runner for next cycle
$this->runner->free();
// compose results
$results = new JobsResult($result);
// update schedules
Scheduler::updateSchedules($this->logger, $result);
// increment counters
foreach ($result as $r) {
if ($r[2]) {
$this->completed_processes++;
} else {
$this->failed_processes++;
}
}
} catch (Exception $e) {
$this->logger->error($e->getMessage());
if ($this->getDaemonMode() === false) {
self::end(1);
}
}
// fire result event
$this->events->fire("extender.result", "VOID", $results);
$this->logger->notice("Extender completed\n");
// show summary (if -s)
if ($this->summary_mode) {
self::showSummary($this->timestamp, $result, $this->color);
}
Status::dump($this->timestamp_absolute, $this->parent_pid, $this->completed_processes, $this->failed_processes, $this->paused);
if ($this->getDaemonMode() === false) {
$this->shutdown(true);
self::end(0);
}
}
/**
* Create a Events controller and load plugins from EXTENDER_PLUGINS_CONFIG
*
* @param \Monolog\Logger $logger
*
* @return array
*/
public static function load(\Monolog\Logger $logger)
{
$table = new Events($logger);
if (defined("EXTENDER_PLUGINS_CONFIG") && is_readable(EXTENDER_PLUGINS_CONFIG)) {
$events = Spyc::YAMLLoad(EXTENDER_PLUGINS_CONFIG);
foreach ($events as $event) {
$method = empty($event["data"]["method"]) ? null : $event["data"]["method"];
$table->add($event["data"]["event"], $event["data"]["class"], $method);
}
}
return $table;
}
