Thanks Fred,

strange to think there should be an error that can't be handled in rails. 
Still, thanks for the answer, which i am unfortunately not sure i 
understand.

Are you saying i should have  a
<Limit CONNECT>

</Limit>

On Tuesday, 29 December 2015 21:29:00 UTC+2, Frederick Cheung wrote:
>
> On Tuesday, December 29, 2015 at 6:13:52 PM UTC, Torsten Rüger wrote: 
> > Hi, 
> > 
> > 
> > i've been getting the subject error for some while in production.  
> > I've tried to find out what that connect even means with little avail.  
> > But i was generally surprised how much hacking attempts are being made, 
> so i'm pretty sure it's ill intent. 
>
> CONNECT is an http method used for proxies to allow tunnelling arbitrary 
> traffic through a proxy: basically someone has been scanning for 
> misconfigured proxies (and probably other stuff too). Just a fact of life 
> really. 
> > 
> > 
> > Just, i can't seems to get rid of the error. I tried to add rescue_from 
> to my ApplicationController, as in: 
> > 
> > 
> > 
> >   rescue_from ActionController::RoutingError, with: :error_404 
> > 
> > 
>
> This type of routing error can't be rescued like that since rails doesn't 
> know which controller should be used. If it bothers you then you could try 
> blocking it at the webserver level (eg 
> https://httpd.apache.org/docs/2.4/mod/core.html#limit) 
>
> Fred 
>
> > but that doesn't do it. The call goes from phusion through rack and 
> rails, and ends in  
> > 
> actionpack-4.2.5/lib/action_dispatch/middleware/debug_exceptions.rb:21:in 
> `call' 
> > 
> > 
> > 
> > Has anyone encountered this in the wild ? 
> > 
> > 
> > Torsten 
>

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