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From Adam Teale <a...@believe.tv>
Subject Re: [users@httpd] HTTP 401: Apache strips out response headers
Date Wed, 11 Jan 2017 12:33:55 GMT
We are using apache‚Äč 2.4.23

2017-01-11 9:33 GMT-03:00 Adam Teale <adam@believe.tv>:

> Marco I think I am experiencing this too.
>
> I am using apache to reverse proxy to our app that handles the web sockets
> / chat.
>
> As far as I can tell from mod_dumpio's logging apache returns the correct
> response headers to the client - particularly:
>
>
> [Wed Jan 11 09:31:43.807204 2017] [dumpio:trace7] [pid 8091]
> mod_dumpio.c(100): [remote 192.168.1.136:8001] mod_dumpio:  dumpio_in
> (data-HEAP): HTTP/1.1 101 Switching Protocols\r\nServer:
> AutobahnPython/0.17.1\r\nUpgrade: WebSocket\r\nConnection:
> Upgrade\r\nSec-WebSocket-Accept: 9+mE2HjR58djdFt7E0WxNbqemsM=\r\n\r\n\x81\x10{"accept":
> true}
>
>
> [Wed Jan 11 09:31:43.807235 2017] [dumpio:trace7] [pid 8091]
> mod_dumpio.c(100): [client 127.0.0.1:51749] mod_dumpio:  dumpio_out
> (data-TRANSIENT): HTTP/1.1 101 Switching Protocols\r\nServer:
> AutobahnPython/0.17.1\r\nUpgrade: WebSocket\r\nConnection:
> Upgrade\r\nSec-WebSocket-Accept: 9+mE2HjR58djdFt7E0WxNbqemsM=\r\n\r\n\x81\x10{"accept":
> true}
>
>
>
> However according to Firefox, Safari & Chrome those headers aren't there:
> "Error during WebSocket handshake: 'Upgrade' header is missing"
>
> I'm looking forward to getting to the bottom of this
>
>
>
>
>
> 2017-01-10 17:57 GMT-03:00 Marco Pizzoli <marco.pizzoli@gmail.com>:
>
>> Hi all,
>> I am reverse proxying a backend which returns a http code 401.
>> I see Apache is stripping out all the http headers returned by the
>> backend along with the 401 and this is causing trouble to the client
>> application.
>>
>> Is there a way to get the original http headers to the client?
>>
>> I can't find any documentation about this. Not even a reference to the
>> fact Apache is re-writing the answer, but I checked myself and now I am
>> sure of this behaviour....
>>
>> Apache currently used for this setup is 2.2. Migration to 2.4 is planned
>> in the coming motnhs.
>>
>> Thank you in advance for your help
>> Marco
>>
>
>

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