diff options
Diffstat (limited to 'bin/reevotech/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php')
| -rw-r--r-- | bin/reevotech/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php | 565 |
1 files changed, 565 insertions, 0 deletions
diff --git a/bin/reevotech/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php b/bin/reevotech/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php new file mode 100644 index 00000000..e0923714 --- /dev/null +++ b/bin/reevotech/vendor/guzzlehttp/guzzle/src/Handler/CurlFactory.php @@ -0,0 +1,565 @@ +<?php +namespace GuzzleHttp\Handler; + +use GuzzleHttp\Exception\RequestException; +use GuzzleHttp\Exception\ConnectException; +use GuzzleHttp\Promise\FulfilledPromise; +use GuzzleHttp\Psr7; +use GuzzleHttp\Psr7\LazyOpenStream; +use GuzzleHttp\TransferStats; +use Psr\Http\Message\RequestInterface; + +/** + * Creates curl resources from a request + */ +class CurlFactory implements CurlFactoryInterface +{ + /** @var array */ + private $handles = []; + + /** @var int Total number of idle handles to keep in cache */ + private $maxHandles; + + /** + * @param int $maxHandles Maximum number of idle handles. + */ + public function __construct($maxHandles) + { + $this->maxHandles = $maxHandles; + } + + public function create(RequestInterface $request, array $options) + { + if (isset($options['curl']['body_as_string'])) { + $options['_body_as_string'] = $options['curl']['body_as_string']; + unset($options['curl']['body_as_string']); + } + + $easy = new EasyHandle; + $easy->request = $request; + $easy->options = $options; + $conf = $this->getDefaultConf($easy); + $this->applyMethod($easy, $conf); + $this->applyHandlerOptions($easy, $conf); + $this->applyHeaders($easy, $conf); + unset($conf['_headers']); + + // Add handler options from the request configuration options + if (isset($options['curl'])) { + $conf = array_replace($conf, $options['curl']); + } + + $conf[CURLOPT_HEADERFUNCTION] = $this->createHeaderFn($easy); + $easy->handle = $this->handles + ? array_pop($this->handles) + : curl_init(); + curl_setopt_array($easy->handle, $conf); + + return $easy; + } + + public function release(EasyHandle $easy) + { + $resource = $easy->handle; + unset($easy->handle); + + if (count($this->handles) >= $this->maxHandles) { + curl_close($resource); + } else { + // Remove all callback functions as they can hold onto references + // and are not cleaned up by curl_reset. Using curl_setopt_array + // does not work for some reason, so removing each one + // individually. + curl_setopt($resource, CURLOPT_HEADERFUNCTION, null); + curl_setopt($resource, CURLOPT_READFUNCTION, null); + curl_setopt($resource, CURLOPT_WRITEFUNCTION, null); + curl_setopt($resource, CURLOPT_PROGRESSFUNCTION, null); + curl_reset($resource); + $this->handles[] = $resource; + } + } + + /** + * Completes a cURL transaction, either returning a response promise or a + * rejected promise. + * + * @param callable $handler + * @param EasyHandle $easy + * @param CurlFactoryInterface $factory Dictates how the handle is released + * + * @return \GuzzleHttp\Promise\PromiseInterface + */ + public static function finish( + callable $handler, + EasyHandle $easy, + CurlFactoryInterface $factory + ) { + if (isset($easy->options['on_stats'])) { + self::invokeStats($easy); + } + + if (!$easy->response || $easy->errno) { + return self::finishError($handler, $easy, $factory); + } + + // Return the response if it is present and there is no error. + $factory->release($easy); + + // Rewind the body of the response if possible. + $body = $easy->response->getBody(); + if ($body->isSeekable()) { + $body->rewind(); + } + + return new FulfilledPromise($easy->response); + } + + private static function invokeStats(EasyHandle $easy) + { + $curlStats = curl_getinfo($easy->handle); + $stats = new TransferStats( + $easy->request, + $easy->response, + $curlStats['total_time'], + $easy->errno, + $curlStats + ); + call_user_func($easy->options['on_stats'], $stats); + } + + private static function finishError( + callable $handler, + EasyHandle $easy, + CurlFactoryInterface $factory + ) { + // Get error information and release the handle to the factory. + $ctx = [ + 'errno' => $easy->errno, + 'error' => curl_error($easy->handle), + ] + curl_getinfo($easy->handle); + $factory->release($easy); + + // Retry when nothing is present or when curl failed to rewind. + if (empty($easy->options['_err_message']) + && (!$easy->errno || $easy->errno == 65) + ) { + return self::retryFailedRewind($handler, $easy, $ctx); + } + + return self::createRejection($easy, $ctx); + } + + private static function createRejection(EasyHandle $easy, array $ctx) + { + static $connectionErrors = [ + CURLE_OPERATION_TIMEOUTED => true, + CURLE_COULDNT_RESOLVE_HOST => true, + CURLE_COULDNT_CONNECT => true, + CURLE_SSL_CONNECT_ERROR => true, + CURLE_GOT_NOTHING => true, + ]; + + // If an exception was encountered during the onHeaders event, then + // return a rejected promise that wraps that exception. + if ($easy->onHeadersException) { + return \GuzzleHttp\Promise\rejection_for( + new RequestException( + 'An error was encountered during the on_headers event', + $easy->request, + $easy->response, + $easy->onHeadersException, + $ctx + ) + ); + } + + $message = sprintf( + 'cURL error %s: %s (%s)', + $ctx['errno'], + $ctx['error'], + 'see http://curl.haxx.se/libcurl/c/libcurl-errors.html' + ); + + // Create a connection exception if it was a specific error code. + $error = isset($connectionErrors[$easy->errno]) + ? new ConnectException($message, $easy->request, null, $ctx) + : new RequestException($message, $easy->request, $easy->response, null, $ctx); + + return \GuzzleHttp\Promise\rejection_for($error); + } + + private function getDefaultConf(EasyHandle $easy) + { + $conf = [ + '_headers' => $easy->request->getHeaders(), + CURLOPT_CUSTOMREQUEST => $easy->request->getMethod(), + CURLOPT_URL => (string) $easy->request->getUri()->withFragment(''), + CURLOPT_RETURNTRANSFER => false, + CURLOPT_HEADER => false, + CURLOPT_CONNECTTIMEOUT => 150, + ]; + + if (defined('CURLOPT_PROTOCOLS')) { + $conf[CURLOPT_PROTOCOLS] = CURLPROTO_HTTP | CURLPROTO_HTTPS; + } + + $version = $easy->request->getProtocolVersion(); + if ($version == 1.1) { + $conf[CURLOPT_HTTP_VERSION] = CURL_HTTP_VERSION_1_1; + } elseif ($version == 2.0) { + $conf[CURLOPT_HTTP_VERSION] = CURL_HTTP_VERSION_2_0; + } else { + $conf[CURLOPT_HTTP_VERSION] = CURL_HTTP_VERSION_1_0; + } + + return $conf; + } + + private function applyMethod(EasyHandle $easy, array &$conf) + { + $body = $easy->request->getBody(); + $size = $body->getSize(); + + if ($size === null || $size > 0) { + $this->applyBody($easy->request, $easy->options, $conf); + return; + } + + $method = $easy->request->getMethod(); + if ($method === 'PUT' || $method === 'POST') { + // See http://tools.ietf.org/html/rfc7230#section-3.3.2 + if (!$easy->request->hasHeader('Content-Length')) { + $conf[CURLOPT_HTTPHEADER][] = 'Content-Length: 0'; + } + } elseif ($method === 'HEAD') { + $conf[CURLOPT_NOBODY] = true; + unset( + $conf[CURLOPT_WRITEFUNCTION], + $conf[CURLOPT_READFUNCTION], + $conf[CURLOPT_FILE], + $conf[CURLOPT_INFILE] + ); + } + } + + private function applyBody(RequestInterface $request, array $options, array &$conf) + { + $size = $request->hasHeader('Content-Length') + ? (int) $request->getHeaderLine('Content-Length') + : null; + + // Send the body as a string if the size is less than 1MB OR if the + // [curl][body_as_string] request value is set. + if (($size !== null && $size < 1000000) || + !empty($options['_body_as_string']) + ) { + $conf[CURLOPT_POSTFIELDS] = (string) $request->getBody(); + // Don't duplicate the Content-Length header + $this->removeHeader('Content-Length', $conf); + $this->removeHeader('Transfer-Encoding', $conf); + } else { + $conf[CURLOPT_UPLOAD] = true; + if ($size !== null) { + $conf[CURLOPT_INFILESIZE] = $size; + $this->removeHeader('Content-Length', $conf); + } + $body = $request->getBody(); + if ($body->isSeekable()) { + $body->rewind(); + } + $conf[CURLOPT_READFUNCTION] = function ($ch, $fd, $length) use ($body) { + return $body->read($length); + }; + } + + // If the Expect header is not present, prevent curl from adding it + if (!$request->hasHeader('Expect')) { + $conf[CURLOPT_HTTPHEADER][] = 'Expect:'; + } + + // cURL sometimes adds a content-type by default. Prevent this. + if (!$request->hasHeader('Content-Type')) { + $conf[CURLOPT_HTTPHEADER][] = 'Content-Type:'; + } + } + + private function applyHeaders(EasyHandle $easy, array &$conf) + { + foreach ($conf['_headers'] as $name => $values) { + foreach ($values as $value) { + $value = (string) $value; + if ($value === '') { + // cURL requires a special format for empty headers. + // See https://github.com/guzzle/guzzle/issues/1882 for more details. + $conf[CURLOPT_HTTPHEADER][] = "$name;"; + } else { + $conf[CURLOPT_HTTPHEADER][] = "$name: $value"; + } + } + } + + // Remove the Accept header if one was not set + if (!$easy->request->hasHeader('Accept')) { + $conf[CURLOPT_HTTPHEADER][] = 'Accept:'; + } + } + + /** + * Remove a header from the options array. + * + * @param string $name Case-insensitive header to remove + * @param array $options Array of options to modify + */ + private function removeHeader($name, array &$options) + { + foreach (array_keys($options['_headers']) as $key) { + if (!strcasecmp($key, $name)) { + unset($options['_headers'][$key]); + return; + } + } + } + + private function applyHandlerOptions(EasyHandle $easy, array &$conf) + { + $options = $easy->options; + if (isset($options['verify'])) { + if ($options['verify'] === false) { + unset($conf[CURLOPT_CAINFO]); + $conf[CURLOPT_SSL_VERIFYHOST] = 0; + $conf[CURLOPT_SSL_VERIFYPEER] = false; + } else { + $conf[CURLOPT_SSL_VERIFYHOST] = 2; + $conf[CURLOPT_SSL_VERIFYPEER] = true; + if (is_string($options['verify'])) { + // Throw an error if the file/folder/link path is not valid or doesn't exist. + if (!file_exists($options['verify'])) { + throw new \InvalidArgumentException( + "SSL CA bundle not found: {$options['verify']}" + ); + } + // If it's a directory or a link to a directory use CURLOPT_CAPATH. + // If not, it's probably a file, or a link to a file, so use CURLOPT_CAINFO. + if (is_dir($options['verify']) || + (is_link($options['verify']) && is_dir(readlink($options['verify'])))) { + $conf[CURLOPT_CAPATH] = $options['verify']; + } else { + $conf[CURLOPT_CAINFO] = $options['verify']; + } + } + } + } + + if (!empty($options['decode_content'])) { + $accept = $easy->request->getHeaderLine('Accept-Encoding'); + if ($accept) { + $conf[CURLOPT_ENCODING] = $accept; + } else { + $conf[CURLOPT_ENCODING] = ''; + // Don't let curl send the header over the wire + $conf[CURLOPT_HTTPHEADER][] = 'Accept-Encoding:'; + } + } + + if (isset($options['sink'])) { + $sink = $options['sink']; + if (!is_string($sink)) { + $sink = \GuzzleHttp\Psr7\stream_for($sink); + } elseif (!is_dir(dirname($sink))) { + // Ensure that the directory exists before failing in curl. + throw new \RuntimeException(sprintf( + 'Directory %s does not exist for sink value of %s', + dirname($sink), + $sink + )); + } else { + $sink = new LazyOpenStream($sink, 'w+'); + } + $easy->sink = $sink; + $conf[CURLOPT_WRITEFUNCTION] = function ($ch, $write) use ($sink) { + return $sink->write($write); + }; + } else { + // Use a default temp stream if no sink was set. + $conf[CURLOPT_FILE] = fopen('php://temp', 'w+'); + $easy->sink = Psr7\stream_for($conf[CURLOPT_FILE]); + } + $timeoutRequiresNoSignal = false; + if (isset($options['timeout'])) { + $timeoutRequiresNoSignal |= $options['timeout'] < 1; + $conf[CURLOPT_TIMEOUT_MS] = $options['timeout'] * 1000; + } + + // CURL default value is CURL_IPRESOLVE_WHATEVER + if (isset($options['force_ip_resolve'])) { + if ('v4' === $options['force_ip_resolve']) { + $conf[CURLOPT_IPRESOLVE] = CURL_IPRESOLVE_V4; + } elseif ('v6' === $options['force_ip_resolve']) { + $conf[CURLOPT_IPRESOLVE] = CURL_IPRESOLVE_V6; + } + } + + if (isset($options['connect_timeout'])) { + $timeoutRequiresNoSignal |= $options['connect_timeout'] < 1; + $conf[CURLOPT_CONNECTTIMEOUT_MS] = $options['connect_timeout'] * 1000; + } + + if ($timeoutRequiresNoSignal && strtoupper(substr(PHP_OS, 0, 3)) !== 'WIN') { + $conf[CURLOPT_NOSIGNAL] = true; + } + + if (isset($options['proxy'])) { + if (!is_array($options['proxy'])) { + $conf[CURLOPT_PROXY] = $options['proxy']; + } else { + $scheme = $easy->request->getUri()->getScheme(); + if (isset($options['proxy'][$scheme])) { + $host = $easy->request->getUri()->getHost(); + if (!isset($options['proxy']['no']) || + !\GuzzleHttp\is_host_in_noproxy($host, $options['proxy']['no']) + ) { + $conf[CURLOPT_PROXY] = $options['proxy'][$scheme]; + } + } + } + } + + if (isset($options['cert'])) { + $cert = $options['cert']; + if (is_array($cert)) { + $conf[CURLOPT_SSLCERTPASSWD] = $cert[1]; + $cert = $cert[0]; + } + if (!file_exists($cert)) { + throw new \InvalidArgumentException( + "SSL certificate not found: {$cert}" + ); + } + $conf[CURLOPT_SSLCERT] = $cert; + } + + if (isset($options['ssl_key'])) { + $sslKey = $options['ssl_key']; + if (is_array($sslKey)) { + $conf[CURLOPT_SSLKEYPASSWD] = $sslKey[1]; + $sslKey = $sslKey[0]; + } + if (!file_exists($sslKey)) { + throw new \InvalidArgumentException( + "SSL private key not found: {$sslKey}" + ); + } + $conf[CURLOPT_SSLKEY] = $sslKey; + } + + if (isset($options['progress'])) { + $progress = $options['progress']; + if (!is_callable($progress)) { + throw new \InvalidArgumentException( + 'progress client option must be callable' + ); + } + $conf[CURLOPT_NOPROGRESS] = false; + $conf[CURLOPT_PROGRESSFUNCTION] = function () use ($progress) { + $args = func_get_args(); + // PHP 5.5 pushed the handle onto the start of the args + if (is_resource($args[0])) { + array_shift($args); + } + call_user_func_array($progress, $args); + }; + } + + if (!empty($options['debug'])) { + $conf[CURLOPT_STDERR] = \GuzzleHttp\debug_resource($options['debug']); + $conf[CURLOPT_VERBOSE] = true; + } + } + + /** + * This function ensures that a response was set on a transaction. If one + * was not set, then the request is retried if possible. This error + * typically means you are sending a payload, curl encountered a + * "Connection died, retrying a fresh connect" error, tried to rewind the + * stream, and then encountered a "necessary data rewind wasn't possible" + * error, causing the request to be sent through curl_multi_info_read() + * without an error status. + */ + private static function retryFailedRewind( + callable $handler, + EasyHandle $easy, + array $ctx + ) { + try { + // Only rewind if the body has been read from. + $body = $easy->request->getBody(); + if ($body->tell() > 0) { + $body->rewind(); + } + } catch (\RuntimeException $e) { + $ctx['error'] = 'The connection unexpectedly failed without ' + . 'providing an error. The request would have been retried, ' + . 'but attempting to rewind the request body failed. ' + . 'Exception: ' . $e; + return self::createRejection($easy, $ctx); + } + + // Retry no more than 3 times before giving up. + if (!isset($easy->options['_curl_retries'])) { + $easy->options['_curl_retries'] = 1; + } elseif ($easy->options['_curl_retries'] == 2) { + $ctx['error'] = 'The cURL request was retried 3 times ' + . 'and did not succeed. The most likely reason for the failure ' + . 'is that cURL was unable to rewind the body of the request ' + . 'and subsequent retries resulted in the same error. Turn on ' + . 'the debug option to see what went wrong. See ' + . 'https://bugs.php.net/bug.php?id=47204 for more information.'; + return self::createRejection($easy, $ctx); + } else { + $easy->options['_curl_retries']++; + } + + return $handler($easy->request, $easy->options); + } + + private function createHeaderFn(EasyHandle $easy) + { + if (isset($easy->options['on_headers'])) { + $onHeaders = $easy->options['on_headers']; + + if (!is_callable($onHeaders)) { + throw new \InvalidArgumentException('on_headers must be callable'); + } + } else { + $onHeaders = null; + } + + return function ($ch, $h) use ( + $onHeaders, + $easy, + &$startingResponse + ) { + $value = trim($h); + if ($value === '') { + $startingResponse = true; + $easy->createResponse(); + if ($onHeaders !== null) { + try { + $onHeaders($easy->response); + } catch (\Exception $e) { + // Associate the exception with the handle and trigger + // a curl header write error by returning 0. + $easy->onHeadersException = $e; + return -1; + } + } + } elseif ($startingResponse) { + $startingResponse = false; + $easy->headers = [$value]; + } else { + $easy->headers[] = $value; + } + return strlen($h); + }; + } +} |