public static function enable($sec)
{
Gc::enable();
self::$task_ = Timer::getInstance()->runEvery($sec, function () {
Gc::trigger();
});
}
<?php
require dirname(__DIR__) . '/vendor/autoload.php';
use ServerBench\Core\Singleton;
use ServerBench\Timer\Timer;
$timer = new Timer();
function millitime()
{
return (int) (gettimeofday(true) * 1000);
}
$timer->runAfterMs(100, function () {
echo "\nafter 100 ms\n";
});
$timer->runAtMs((int) millitime() + 200, function () {
echo "\nat 200 ms\n";
});
$timer->runEveryMs(3000, function () {
echo "\nevery 3000 ms\n";
});
while (!$timer->isEmpty()) {
$timer->execute();
var_dump($timer->nearestTimeMs() - (int) (gettimeofday(true) * 1000));
usleep(100000);
}
public function run()
{
$acceptor = $this->acceptor_;
$ipc0 = $this->ipc0_;
$ipc1 = $this->ipc1_;
$timer = Timer::getInstance();
$poller = new ZMQPoll();
$poller->add($acceptor, ZMQ::POLL_IN);
$poller->add($ipc1, ZMQ::POLL_IN);
$loop = Loop::getInstance();
$loop->start();
while ($loop->running()) {
// not execute timer too many times
$timer->execute(64);
$writable = [];
$readable = [];
try {
if ($timer->isEmpty()) {
$events = $poller->poll($readable, $writable, $this->max_wait_ms_);
} else {
$nearest_delta_ms = $timer->nearestDeltaTimeMs();
if ($this->max_wait_ms_ > 0 && $this->max_wait_ms_ < $nearest_delta_ms) {
$real_wait_ms = $this->max_wait_ms_;
} else {
if ($nearest_delta_ms < 0) {
$nearest_delta_ms = 0;
}
$real_wait_ms = $nearest_delta_ms;
}
$events = $poller->poll($readable, $writable, $real_wait_ms);
}
} catch (ZMQPollException $e) {
if (4 == $e->getCode()) {
continue;
}
throw $e;
}
if ($events > 0) {
foreach ($readable as $socket) {
if ($socket === $ipc1) {
while (true) {
try {
$msg = $socket->recvMulti(ZMQ::MODE_NOBLOCK);
if (false === $msg) {
// would block
break;
}
if (count($msg) !== 3 || !empty($msg[1])) {
\ServerBench\syslog_error('invalid msg(%s) from worker.', [var_export($msg, true)]);
break;
}
$rc = false;
do {
try {
$rc = $acceptor->sendmulti([$msg[0], '', $msg[2]], ZMQ::MODE_NOBLOCK);
} catch (ZMQSocketException $e) {
if (4 == $e->getCode()) {
continue;
}
throw $e;
}
break;
} while (true);
if (false === $rc) {
\ServerBench\syslog_error('sending\'s mq is out of memory, msg(%s) would lose', [$msg[2]]);
}
} catch (ZMQSocketException $e) {
if (4 == $e->getCode()) {
continue;
}
throw $e;
}
}
} elseif ($socket === $acceptor) {
// acceptor
for ($i = 0; $i < 4096; ++$i) {
try {
$msg = $acceptor->recvMulti(ZMQ::MODE_NOBLOCK);
if (false === $msg) {
break;
}
if (count($msg) !== 3 || !empty($msg[1])) {
\ServerBench\syslog_error('invalid msg(%s) from client.', [var_export($msg, true)]);
break;
}
$rc = false;
do {
try {
$rc = $ipc0->sendmulti([$msg[0], '', $msg[2]], ZMQ::MODE_NOBLOCK);
} catch (ZMQSocketException $e) {
if (4 == $e->getCode()) {
continue;
}
}
break;
} while (true);
if (false === $rc) {
\ServerBench\syslog_error('ipc0\'s mq is out of memory, msg(%s) would lose.', [var_export($msg, true)]);
}
} catch (ZMQSocketException $e) {
if (4 == $e->getCode()) {
continue;
}
throw $e;
}
}
} else {
// unexpected branch.
}
}
}
}
}
public function run()
{
$ipc0 = $this->ipc0_;
$ipc1 = $this->ipc1_;
$timer = Timer::getInstance();
$loop = Loop::getInstance();
$poller = new ZMQPoll();
$poller->add($ipc0, ZMQ::POLL_IN);
while ($loop->running()) {
// not execute timer too many times
$timer->execute(64);
$readable = [];
$writable = [];
try {
if ($timer->isEmpty()) {
$events = $poller->poll($readable, $writable, $this->max_wait_ms_);
} else {
$nearest_delta_ms = $timer->nearestDeltaTimeMs();
if ($this->max_wait_ms_ > 0 && $this->max_wait_ms_ < $nearest_delta_ms) {
$real_wait_ms = $this->max_wait_ms_;
} else {
if ($nearest_delta_ms < 0) {
$nearest_delta_ms = 0;
}
$real_wait_ms = $nearest_delta_ms;
}
$events = $poller->poll($readable, $writable, $real_wait_ms);
}
if ($events <= 0) {
continue;
}
} catch (ZMQPollException $e) {
if (4 == $e->getCode()) {
continue;
}
throw $e;
}
while (true) {
try {
$msg = $ipc0->recvMulti(ZMQ::MODE_NOBLOCK);
if (false === $msg) {
// would block
break;
}
if (count($msg) !== 3 || !empty($msg[1])) {
break;
}
try {
$reply = call_user_func($this->message_callback_, $msg[2]);
} catch (\Exception $e) {
\ServerBench\syslog_error('caught exception from message_callback: %s', [$e]);
continue;
}
$rc = false;
do {
try {
$rc = $ipc1->sendmulti([$msg[0], '', $reply]);
} catch (ZMQPollException $e) {
if (4 == $e->getCode()) {
continue;
}
throw $e;
}
break;
} while (true);
if (false === $rc) {
\ServerBench\syslog_error('replying\'s mq of worker is out of memory, msg(%s) would lose', [$reply]);
}
} catch (ZMQSocketException $e) {
if (4 == $e->getCode()) {
continue;
}
throw $e;
}
}
}
}
