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Re: NGINX HPACK decode failure

Valentin V. Bartenev
October 19, 2015 09:30AM
On Sunday 18 October 2015 17:21:11 Jesse Wilson wrote:
> I’m attempting to diagnose a bug report
> https://github.com/square/okhttp/issues/1897 against OkHttp, the HTTP/2
> client for Android that I help to maintain.
>
>
> Some of my users have run into problems making HTTP/2 requests against
> NGINX. I believe the problem is that NGINX’s HPACK decoder can’t decode the
> following:
>
> 020347455404232f726573742f76312f73697465732f37333335303032312f70
> 6f7374732f363039313501187075626c69632d6170692e776f72647072657373
> 2e636f6d060568747470730f00057574662d380f2b0c6f6b687474702f322e35
> 2e30
>
> It fails, and reports a PROTOCOL_ERROR to the client. Instead, it should
> have decoded to this:
>
> :method: GET
> :path: /rest/v1/sites/73350021/posts/60915
> :authority: public-api.wordpress.com
> :scheme: https
> accept-charset: utf-8
> user-agent: okhttp/2.5.0
>
> Please confirm. Unfortunately, I can’t tell you the particulars of the
> version of NGINX deployed on wordpress.com that triggers this.
>

Thank you for the report.
This is fixed now: http://hg.nginx.org/nginx/rev/0e37389c0bd5

wbr, Valentin V. Bartenev

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Subject Author Posted

NGINX HPACK decode failure

Jesse Wilson October 18, 2015 01:22PM

Re: NGINX HPACK decode failure

Sergey Kandaurov October 19, 2015 08:14AM

Re: NGINX HPACK decode failure

Valentin V. Bartenev October 19, 2015 09:30AM



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