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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE modulesynopsis SYSTEM "../style/modulesynopsis.dtd">
<?xml-stylesheet type="text/xsl" href="../style/manual.en.xsl"?>
<!-- $LastChangedRevision$ -->
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contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
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<modulesynopsis metafile="mod_proxy_wstunnel.xml.meta">
<name>mod_proxy_wstunnel</name>
<description>Websockets support module for
<module>mod_proxy</module></description>
<status>Extension</status>
<sourcefile>mod_proxy_wstunnel.c</sourcefile>
<identifier>proxy_wstunnel_module</identifier>
<compatibility>Available for unix in version 2.4.5 and later</compatibility>
<summary>
<p>This module <em>requires</em> the service of <module
>mod_proxy</module>. It provides support for the tunnelling of web
socket connections to a backend websockets server. The connection
is automagically upgraded to a websocket connection:</p>
<highlight language="config">
Upgrade: WebSocket
Connection: Upgrade
</highlight>
<example><title>Proxying requests to websockets server</title>
<highlight language="config">
ProxyPass /ws2/ ws://echo.websocket.org/
ProxyPass /wss2/ wss://echo.websocket.org/
</highlight>
</example>
</summary>
<seealso><module>mod_proxy</module></seealso>
<directivesynopsis>
<name>ProxyWebsocketAsync</name>
<description>Instructs this module to try to create an asynchronous tunnel</description>
<syntax>ProxyWebsocketAsync ON|OFF</syntax>
<contextlist><context>server config</context>
<context>virtual host</context>
</contextlist>
<usage>
<p>This directive instructs the server to try to create an asynchronous tunnel.
If the current MPM does not support the necessary features, a synchronous
tunnel is used.</p>
</usage>
</directivesynopsis>
<directivesynopsis>
<name>ProxyWebsocketIdleTimeout</name>
<description>Sets the maximum amount of time to wait for data on the websockets tunnel</description>
<syntax>ProxyWebsocketIdleTimeout <var>num</var>[ms]</syntax>
<default>ProxyWebsocketIdleTimeout 0</default>
<contextlist><context>server config</context>
<context>virtual host</context>
</contextlist>
<usage>
<p>This directive imposes a maximum amount of time for the tunnel to be
left open while idle.</p>
</usage>
</directivesynopsis>
<directivesynopsis>
<name>ProxyWebsocketAsyncDelay</name>
<description>Sets the amount of time the tunnel waits synchronously for data</description>
<syntax>ProxyWebsocketAsyncDelay <var>num</var>[ms]</syntax>
<default>ProxyWebsocketAsyncDelay 0</default>
<contextlist><context>server config</context>
<context>virtual host</context>
</contextlist>
<usage>
<p>If <directive>ProxyWebsocketAsync</directive> is enabled, this directive
controls how long the server synchronously waits for more data.</p>
</usage>
</directivesynopsis>
</modulesynopsis>
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