| 1 |
<?php |
| 2 |
/* |
| 3 |
* This file is part of Raven. |
| 4 |
* |
| 5 |
* (c) Sentry Team |
| 6 |
* |
| 7 |
* For the full copyright and license information, please view the LICENSE |
| 8 |
* file that was distributed with this source code. |
| 9 |
*/ |
| 10 |
|
| 11 |
/** |
| 12 |
* Asynchronous Curl connection manager. |
| 13 |
* |
| 14 |
* @package raven |
| 15 |
*/ |
| 16 |
|
| 17 |
// TODO(dcramer): handle ca_cert |
| 18 |
class Raven_CurlHandler |
| 19 |
{ |
| 20 |
protected $join_timeout; |
| 21 |
protected $multi_handle; |
| 22 |
protected $options; |
| 23 |
protected $requests; |
| 24 |
|
| 25 |
public function __construct($options, $join_timeout = 5) |
| 26 |
{ |
| 27 |
$this->options = $options; |
| 28 |
$this->multi_handle = curl_multi_init(); |
| 29 |
$this->requests = array(); |
| 30 |
$this->join_timeout = $join_timeout; |
| 31 |
|
| 32 |
register_shutdown_function(array($this, 'join')); |
| 33 |
} |
| 34 |
|
| 35 |
public function __destruct() |
| 36 |
{ |
| 37 |
$this->join(); |
| 38 |
} |
| 39 |
|
| 40 |
public function enqueue($url, $data = null, $headers = array()) |
| 41 |
{ |
| 42 |
$ch = curl_init(); |
| 43 |
|
| 44 |
$new_headers = array(); |
| 45 |
foreach ($headers as $key => $value) { |
| 46 |
array_push($new_headers, $key .': '. $value); |
| 47 |
} |
| 48 |
// XXX(dcramer): Prevent 100-continue response form server (Fixes GH-216) |
| 49 |
$new_headers[] = 'Expect:'; |
| 50 |
|
| 51 |
curl_setopt($ch, CURLOPT_HTTPHEADER, $new_headers); |
| 52 |
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); |
| 53 |
curl_setopt($ch, CURLOPT_URL, $url); |
| 54 |
|
| 55 |
curl_setopt_array($ch, $this->options); |
| 56 |
|
| 57 |
if (isset($data)) { |
| 58 |
curl_setopt($ch, CURLOPT_POST, true); |
| 59 |
curl_setopt($ch, CURLOPT_POSTFIELDS, $data); |
| 60 |
} |
| 61 |
|
| 62 |
curl_multi_add_handle($this->multi_handle, $ch); |
| 63 |
|
| 64 |
$fd = (int)$ch; |
| 65 |
$this->requests[$fd] = 1; |
| 66 |
|
| 67 |
$this->select(); |
| 68 |
|
| 69 |
return $fd; |
| 70 |
} |
| 71 |
|
| 72 |
public function join($timeout = null) |
| 73 |
{ |
| 74 |
if (!isset($timeout)) { |
| 75 |
$timeout = $this->join_timeout; |
| 76 |
} |
| 77 |
$start = time(); |
| 78 |
do { |
| 79 |
$this->select(); |
| 80 |
if (count($this->requests) === 0) { |
| 81 |
break; |
| 82 |
} |
| 83 |
usleep(10000); |
| 84 |
} while ($timeout !== 0 && time() - $start < $timeout); |
| 85 |
} |
| 86 |
|
| 87 |
/** |
| 88 |
* @doc http://php.net/manual/en/function.curl-multi-exec.php |
| 89 |
*/ |
| 90 |
protected function select() |
| 91 |
{ |
| 92 |
do { |
| 93 |
$mrc = curl_multi_exec($this->multi_handle, $active); |
| 94 |
} while ($mrc == CURLM_CALL_MULTI_PERFORM); |
| 95 |
|
| 96 |
while ($active && $mrc == CURLM_OK) { |
| 97 |
if (curl_multi_select($this->multi_handle) !== -1) { |
| 98 |
do { |
| 99 |
$mrc = curl_multi_exec($this->multi_handle, $active); |
| 100 |
} while ($mrc == CURLM_CALL_MULTI_PERFORM); |
| 101 |
} else { |
| 102 |
return; |
| 103 |
} |
| 104 |
} |
| 105 |
|
| 106 |
while ($info = curl_multi_info_read($this->multi_handle)) { |
| 107 |
$ch = $info['handle']; |
| 108 |
$fd = (int)$ch; |
| 109 |
|
| 110 |
curl_multi_remove_handle($this->multi_handle, $ch); |
| 111 |
|
| 112 |
if (!isset($this->requests[$fd])) { |
| 113 |
return; |
| 114 |
} |
| 115 |
|
| 116 |
unset($this->requests[$fd]); |
| 117 |
} |
| 118 |
} |
| 119 |
} |
| 120 |
|
