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Apache HTTP Server Version 2.4
Apache > HTTP Server > Documentation > Version 2.4 > Modules
Apache Module mod_proxy_wstunnel
Description: Websockets support module for mod_proxy Status: Extension Module Identifier: proxy_wstunnel_module Source File: mod_proxy_wstunnel.c Compatibility: Available in httpd 2.4.5 and later
Summary
This module requires the service of mod_proxy. It provides support for the tunnelling of web socket connections to a backend websockets server. The connection is automatically upgraded to a websocket connection:
HTTP Response
Upgrade: WebSocket Connection: UpgradeProxying requests to a websockets server like echo.websocket.org can be done using the ProxyPass directive:
ProxyPass "/ws2/" "ws://echo.websocket.org/" ProxyPass "/wss2/" "wss://echo.websocket.org/"Load balancing for multiple backends can be achieved using mod_proxy_balancer.
Directives
This module provides no directives.
Bugfix checklist
See also