RE: [squid-users] SQUID Debugging

Is the request or response arrives on port 80?

Thanks
From: Amos Jeffries
Sent: 1/31/2013 11:15 PM
To: squid-users_at_squid-cache.org
Subject: Re: [squid-users] SQUID Debugging
On 1/02/2013 6:32 a.m., Roman Gelfand wrote:
> I am attempting to debug the problem I am hitting. Looking at this, I
> am not sure if squid or target server doesn't like client's ssl
> handshaking request. Also, I am not sure how to interpret local or
> remote addresses as what says remote is the client machine that is
> trying to acces the target site which is identified as local. Also,
> if you could shed some light as to what these messages are all about,
> I would greatly appreciate it.
>
>
> 2013/01/31 12:11:38.007 kid1| TcpAcceptor.cc(197) doAccept: New
> connection on FD 29
> 2013/01/31 12:11:38.009 kid1| TcpAcceptor.cc(272) acceptNext:
> connection on local=0.0.0.0:3229 remote=[::] FD 29 flags=41
> 2013/01/31 12:11:38.014 kid1| client_side.cc(2582)
> clientProcessRequest: clientProcessRequest: Invalid Request
> 2013/01/31 12:11:38.017 kid1| errorpage.cc(1282) BuildContent: No
> existing error page language negotiated for ERR_INVALID_REQ. Using
> default error file.

It looks like the HTTP request is invalid...

Either you are receiving HTTPS traffic on an HTTP port. Or you are
receiving non-HTTPS.

I don't see any debug trace of SSL handshake being performed, so I
assume this is an http_port being sent SSH binary data.

> 2013/01/31 12:11:38.019 kid1| store.cc(994) checkCachable:
> StoreEntry::checkCachable: NO: not cachable
> 2013/01/31 12:11:38.022 kid1| client_side_reply.cc(1966)
> processReplyAccessResult: The reply for NONE error:invalid-request is
> ALLOWED, because it matched 'NO ACL's'
> 2013/01/31 12:11:38.024 kid1| client_side.cc(1386) sendStartOfMessage:
> HTTP Client local=173.194.75.106:443 remote=192.168.5.35:38723 FD 11
> flags=33
> 2013/01/31 12:11:38.026 kid1| client_side.cc(1387) sendStartOfMessage:
> HTTP Client REPLY:
> ---------
> HTTP/1.1 400 Bad Request
> Server: squid
> Mime-Version: 1.0
> Date: Thu, 31 Jan 2013 17:11:38 GMT
> Content-Type: text/html
> Content-Length: 3662
> X-Squid-Error: ERR_INVALID_REQ 0
> Vary: Accept-Language
> Content-Language: en
> X-Cache: MISS from server
> X-Cache-Lookup: NONE from server:80

Yep. Something that is not plain-text HTTP/1.x arriving on port 80 into
Squid..

> Via: 1.1 server (squid)
> Connection: close
>
> Thanks in advance

Amos
Received on Fri Feb 01 2013 - 04:27:17 MST