Swoole\Http\Response->goaway

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  4. Swoole\Http\Response->goaway

Declaration

<?php
Swoole\Http\Response->goaway(int $error_code, string $debug_data)

Parameters

error_code

HTTP2 error_code SW_HTTP2_ERROR_NO_ERROR = 0, SW_HTTP2_ERROR_PROTOCOL_ERROR = 1, SW_HTTP2_ERROR_INTERNAL_ERROR = 2, SW_HTTP2_ERROR_FLOW_CONTROL_ERROR = 3, SW_HTTP2_ERROR_SETTINGS_TIMEOUT = 4, SW_HTTP2_ERROR_STREAM_CLOSED = 5, SW_HTTP2_ERROR_FRAME_SIZE_ERROR = 6, SW_HTTP2_ERROR_REFUSED_STREAM = 7, SW_HTTP2_ERROR_CANCEL = 8, SW_HTTP2_ERROR_COMPRESSION_ERROR = 9, SW_HTTP2_ERROR_CONNECT_ERROR = 10, SW_HTTP2_ERROR_ENHANCE_YOUR_CALM = 11, SW_HTTP2_ERROR_INADEQUATE_SECURITY = 12

debug_data

HTTP2 debug message in the GOAWAY packet

Return

Description

This method is only avaiable to HTTP2 servers.

Send HTTP2 GOAWAY packet to the HTTP2 client, then disconnect the connection gracefully after processing all existing requests.

This method must be called before the $response->end method.

Example

<?php
$http = new Swoole\HTTP\Server('127.0.0.1', 9090, SWOOLE_BASE);
$http->set([
    'worker_num' => 1,
    'log_file' => '/dev/null',
    'open_http2_protocol' => true
]);
$http->on('request', function (Swoole\HTTP\Request $request, Swoole\HTTP\Response $response) {
    $response->goaway(SWOOLE_HTTP2_ERROR_NO_ERROR, 'NO_ERROR');
    $response->end($request->rawcontent());
});
$http->start();