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协程HTTP2响应问题

### 问题描述
使用HTTP2协程客户端请求接口时，收到的响应远小于发送的请求数量。

### Swoole版本，PHP版本，以及操作系统版本信息
```
php

PHP 7.2.34 (cli) (built: Oct 22 2020 10:22:35) ( NTS )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.2.0, Copyright (c) 1998-2018 Zend Technologies
    with Zend OPcache v7.2.34, Copyright (c) 1999-2018, by Zend Technologies
```
```
swoole

Swoole => enabled
Author => Swoole Team <team@swoole.com>
Version => 4.5.5
Built => Oct 26 2020 16:00:26
coroutine => enabled
epoll => enabled
eventfd => enabled
signalfd => enabled
cpu_affinity => enabled
spinlock => enabled
rwlock => enabled
sockets => enabled
openssl => OpenSSL 1.0.2n  7 Dec 2017
http2 => enabled
pcre => enabled
zlib => 1.2.3
mutex_timedlock => enabled
pthread_barrier => enabled
futex => enabled
mysqlnd => enabled
async_redis => enabled

Directive => Local Value => Master Value
swoole.enable_coroutine => On => On
swoole.enable_library => On => On
swoole.enable_preemptive_scheduler => Off => Off
swoole.display_errors => On => On
swoole.use_shortname => Off => Off
swoole.unixsock_buffer_size => 8388608 => 8388608
```

### 相关代码
```php

use \Swoole\Coroutine\Http2\Client as Http2Client;
use \Swoole\Http2\Request as Http2Request;
use Swoole\Http2\Response as Http2Response;

$http2Client = new Http2Client('api.push.apple.com', 443, true);

$http2Client->set([
    'ssl_cert_file' => '/pem/to/path',
    'ssl_key_file'  => '/pem/to/path',
    'timeout'       => 5,
]);

$http2Client->connect();

$http2Request          = new Http2Request();
$http2Request->method  = 'POST';
$http2Request->headers = 'xxxxxxxxx';
$http2Request->data    = json_encode(['xxxxxxxx']);

$tokens = [];  // 300个值

// 发送请求
foreach ($tokens as $token) {
    /** @var Http2Client $http2Client */
    $http2Request->path = sprintf('/3/device/%s', $token);
    $streamId = $http2Client->send($http2Request);
}

// 接收响应
$responseNumber = 0;
while ($http2Client->connected) {
    $response = $http2Client->recv(3);
    $responseNumber++;
    /**@var $response Http2Response */
    if ($response) {
        // ....
        if (count($tokens) === $responseNumber) {
            break;
        }
    } else {
        break; // 退出
    }
}

echo count($tokens) . PHP_EOL; // 输出 300
echo $responseNumber . PHP_EOL; // 输出 小于300  在100-200之间波动
```

### 你期待的结果是什么？实际看到的错误信息又是什么？
300个send，接收回来的远小于300。不知道问题出在哪里

发布于4年前 · 11 次浏览 · 来自提问

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