public function get($name, $params, $callback)
{
try {
$bestHost = $this->getBestService($name);
if ($bestHost === false) {
return false;
}
$loop = new \React\EventLoop\StreamSelectLoop();
$dnode = new \DNode\DNode($loop);
$dnode->connect($bestHost['ip'], $bestHost['port'], function ($remote, $connection) use($bestHost, $params, $callback) {
$remote->{$bestHost['call_name']}($params, function ($n) use($connection, $callback) {
$connection->end();
$callback($n);
});
});
$loop->run();
} catch (\Exception $e) {
error_log($e->getMessage());
$callback(false);
}
}
<?php
// Include Composer-generated autoloader
require __DIR__ . '/../../vendor/autoload.php';
// This is the class we're exposing to DNode
class Temp
{
// Compute the client's temperature and stuff that value into the callback
public function temperature($cb)
{
$degC = rand(-20, 50);
echo "{$degC}° C\n";
$cb($degC);
}
}
$loop = new React\EventLoop\StreamSelectLoop();
$dnode = new DNode\DNode($loop, new Temp());
$dnode->connect(6060, function ($remote, $connection) {
// Ask server for temperature in Fahrenheit
$remote->clientTempF(function ($degF) use($connection) {
echo "{$degF}° F\n";
// Close the connection
$connection->end();
});
});
$loop->run();
<?php
// Include Composer-generated autoloader
require __DIR__ . '/../../vendor/autoload.php';
$loop = new React\EventLoop\StreamSelectLoop();
// Connect to DNode server running in port 7070 and call Zing with argument 33
$dnode = new DNode\DNode($loop);
$dnode->connect(7070, function ($remote, $connection) {
$remote->zing(33, function ($n) use($connection) {
echo "n = {$n}\n";
$connection->end();
});
});
$loop->run();
<?php
// script to check for memory leaks
require __DIR__ . '/../../../vendor/autoload.php';
$loop = new React\EventLoop\StreamSelectLoop();
class Zinger
{
public $i = 0;
public function zing($n, $callback)
{
$this->i++;
$callback($n * 100);
}
}
$zinger = new Zinger();
$server = new DNode\DNode($loop, $zinger);
$server->listen(7070);
$loop->addPeriodicTimer(2, function () use($zinger) {
$kmem = memory_get_usage(true) / 1024;
echo "Run: {$zinger->i}\n";
echo "Memory: {$kmem} KiB\n";
});
$loop->run();
<?php
// script to check for memory leaks
require __DIR__ . '/../../../vendor/autoload.php';
$loop = new React\EventLoop\StreamSelectLoop();
$i = 0;
$loop->addPeriodicTimer(0.001, function () use($loop, &$i) {
$i++;
$client = new DNode\DNode($loop);
$client->connect(7070, function ($remote, $conn) {
$remote->zing(33, function ($n) use($conn) {
$conn->end();
});
});
});
$loop->addPeriodicTimer(2, function () use(&$i) {
$kmem = memory_get_usage(true) / 1024;
echo "Run: {$i}\n";
echo "Memory: {$kmem} KiB\n";
});
$loop->run();
<?php
// Include Composer-generated autoloader
require __DIR__ . '/../../vendor/autoload.php';
// This is the class we're exposing to DNode
class Converter
{
// Poll the client's own temperature() in celsius and convert that value to
// fahrenheit in the supplied callback
public function clientTempF($cb)
{
$this->remote->temperature(function ($degC) use($cb) {
$degF = round($degC * 9 / 5 + 32);
$cb($degF);
});
}
}
$loop = new React\EventLoop\StreamSelectLoop();
// Create a DNode server
$server = new DNode\DNode($loop, new Converter());
$server->listen(6060);
$loop->run();
<?php
// Include Composer-generated autoloader
require __DIR__ . '/../../vendor/autoload.php';
$loop = new React\EventLoop\StreamSelectLoop();
// Connect to DNode server running in port 7070 and call Zing with argument 33
$dnode = new DNode\DNode($loop);
$dnode->connect(7070, function ($remote, $connection) {
$remote->getPropertyValue("default", "/jcr:primaryType", function ($val, $exc, $error) use($connection) {
echo $val;
if ($exc != null) {
echo "Exception {$exc} thrown with message {$error} \n";
}
$connection->end();
});
});
$loop->run();
