Re: WebSocket in Privoxy

Fabian Keil <[email protected]> Thu, 23 Mar 2023 09:11:27 +0100

Newsgroups	gmane.comp.web.privoxy.user
Message-ID	<[email protected]>

Fabian Keil <[email protected]> wrote on 2023-03-23 at 09:00:52:

> Marek Küthe <[email protected]> wrote on 2023-03-21 at 12:48:19:
> 
> > Why should Firefox use `CONNECT`? Isn't the WebSocket handshake
> > performed with a `GET`?
> 
> You're right, unencrypted WebSocket requests don't need to
> use CONNECT requests when using a proxy (but can).

Actually I was right the first time:

| WebSocket protocol client implementations try to detect whether
| the user agent is configured to use a proxy when connecting to
| destination host and port, and if it is, uses HTTP CONNECT method
| to set up a persistent tunnel. 
<https://en.wikipedia.org/wiki/WebSocket>

Fabian

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