use Retrinko\Scylla\Response\ResponseInterface;
use Retrinko\Scylla\Util\HttpCodes;
require_once __DIR__ . '/../vendor/autoload.php';
date_default_timezone_set('UTC');
$logger = new Monolog\Logger('test');
$logger->pushHandler(new \Monolog\Handler\StreamHandler('php://stdout'));
try {
// Instance new client
$client = new Client();
// Configure your client
$client->setLogger($logger);
$client->setResponsesFactory(new JsonResponsesFactory());
$client->usePipelining(true);
// Create requests
$urls = ['ip' => 'https://httpbin.org/ip', 'userAgent' => 'https://httpbin.org/user-agent', 'get' => 'https://httpbin.org/get'];
$requestsCollection = new RequestsCollection();
foreach ($urls as $id => $url) {
// Configure request
$request = new JsonRequest($url);
$request->setId($id);
// Add request to requests collecction
$requestsCollection->add($request);
}
// Execute requests
$responsesCollection = $client->exec($requestsCollection);
// Get responses
foreach ($responsesCollection as $requestId => $response) {
/** @var ResponseInterface $response */
// Check http code and read response data or error message
$code = $response->getCode();
if (false == HttpCodes::isError($code)) {
/**
* @param RequestsCollection|RequestInterface $requests
*
* @return ResponsesCollection
* @throws Exception
*/
public function exec($requests)
{
if ($requests instanceof RequestInterface) {
$request = $requests;
$requests = new RequestsCollection();
$requests->add($request);
}
if (false == $requests instanceof RequestsCollection) {
throw new Exception('Invalid requests! Param $requests must be an instance of ' . 'RequestInterface or a RequestsCollection.');
}
$curlMultiHandler = curl_multi_init();
if (true == $this->usePipelining) {
curl_multi_setopt($curlMultiHandler, CURLMOPT_PIPELINING, 1);
}
$curlHandlers = [];
$totalRequest = count($requests);
$auxCtr = 0;
$this->logger->debug(sprintf('Adding curl handlers for %s request...', $totalRequest));
/** @var RequestInterface $request */
foreach ($requests as $request) {
$auxCtr++;
$requestCurlHandler = new PhpCurlHandler();
$requestCurlHandler->setOption(CURLOPT_URL, $request->getUrl());
$requestCurlHandler->setOption(CURLOPT_RETURNTRANSFER, true);
$requestCurlHandler->setOption(CURLOPT_FOLLOWLOCATION, false);
$requestCurlHandler->setOption(CURLOPT_CUSTOMREQUEST, strtoupper($request->getRequestMethod()));
$requestCurlHandler->setOption(CURLOPT_TIMEOUT, $request->getTimeout());
$requestCurlHandler->setOption(CURLOPT_CONNECTTIMEOUT, $request->getConnectTimeout());
$requestCurlHandler->setOption(CURLOPT_SSL_VERIFYPEER, $request->peersSSLCertificateVerificationIsRequired());
// Set headers
if (true == $request->hasHeaders()) {
$requestCurlHandler->setOption(CURLOPT_HTTPHEADER, $request->getHeaders());
}
// Set request user and pass if needed
if (true == $request->hasAuth()) {
$requestCurlHandler->setOption(CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
$requestCurlHandler->setOption(CURLOPT_USERPWD, $request->getUser() . ':' . $request->getPass());
}
// Set user agent
if (true == $request->hasUserAgent()) {
$requestCurlHandler->setOption(CURLOPT_USERAGENT, $request->getUserAgent());
}
// Set request params
if (true == $request->hasParams()) {
$requestCurlHandler->setOption(CURLOPT_POST, 1);
$requestCurlHandler->setOption(CURLOPT_POSTFIELDS, $request->getEncodedParams());
}
$this->logger->debug(sprintf('Adding curl handler for request %s of %s (id:%s): [%s] %s ', $auxCtr, $totalRequest, $request->getId(), $request->getRequestMethod(), $request->getUrl()), ['params' => $request->getParams(), 'headers' => $request->getHeaders()]);
$curlHandlers[$request->getId()] = $requestCurlHandler->getHandler();
curl_multi_add_handle($curlMultiHandler, $requestCurlHandler->getHandler());
}
$this->logger->debug(sprintf('Executing curl multi request (%s requests)...', $totalRequest));
$initTime = microtime(true);
$active = null;
do {
$status = curl_multi_exec($curlMultiHandler, $active);
$info = curl_multi_info_read($curlMultiHandler);
if ($status > 0) {
throw new Exception(sprintf('Curl error "%s"!', $status));
}
if (false !== $info) {
if (isset($info['result']) && 0 < $info['result']) {
$url = '';
$errorMsg = '';
if (isset($info['handle'])) {
$errorMsg = curl_error($info['handle']);
$url = curl_getinfo($info['handle'], CURLINFO_EFFECTIVE_URL);
}
throw new Exception(sprintf('Error [%s] calling URL "%s" (%s)!', $info['result'], $url, $errorMsg));
}
}
} while ($status === CURLM_CALL_MULTI_PERFORM || $active);
$this->logger->debug(sprintf('Executed %s requests in %ss...', $totalRequest, microtime(true) - $initTime));
$responses = new ResponsesCollection();
$this->logger->debug('Composing responses...');
$auxCtr = 0;
foreach ($curlHandlers as $requestId => $curlHandler) {
$auxCtr++;
$this->logger->debug(sprintf('Composing response for request %s (%s of %s)...', $requestId, $auxCtr, $totalRequest));
$httpCode = curl_getinfo($curlHandler, CURLINFO_HTTP_CODE);
$contents = curl_multi_getcontent($curlHandler);
$this->logger->debug(sprintf('Response for request %s [code: %s]: %s', $requestId, $httpCode, $this->mutiLineStringToOneLineString($contents)));
$responses->add($requestId, $this->getResponsesFactory()->create((string) $contents, $httpCode));
// Remove handler from curl multi handler
curl_multi_remove_handle($curlMultiHandler, $curlHandler);
}
// Close curl multi handler
curl_multi_close($curlMultiHandler);
$this->logger->debug(sprintf('Total execution time: %ss)...', microtime(true) - $initTime));
return $responses;
}
