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Re: Squid 4: Cloudflare SSL connection problem

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Finally.

1. Squid 4 can be built with LibreSSL.
2. Squid 4 with LibreSSL start supporting CHACHA20_POLY1305 cryptography.
3. Squid 4 with LibreSSL still can't connect with CloudFlare itself.

WBR, Yuri.

PS. I suggests bug in 4.x branch specific for CF handshake.

15.04.16 0:31, Yuri Voinov пишет:
>
> Ok, nobody.
>
> Well.
>
> I've done my own research.
>
> My suggestions:
>
> CloudFlare now uses it's own custom OpenSSL 1.0.2 with very custom patches with CHACHA Poly support.
>
> This patches is not in upstream. Moreover, OpenSSL team no plans in the foreseeable future to support the latest ciphers.
>
> So, Squid 4 can't handshake TLS with CF right now. Possible it is Squid 4.x branch bug. Because of 3.5.x does CF handshake.
>
> LibreSSL does CHACHA right now.
>
> The question is:
>
> Amos, does Squid can support LibreSSL and, if no, when you plan to support?
>
> 14.04.16 20:38, Yuri Voinov пишет:
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>
>       > Any ideas?
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>       > Anybody?
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>       > 13.04.16 2:37, Yuri Voinov пишет:
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>       >       > I suggests the matter can be openssl not OS:
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>       >       > root @ cthulhu /patch # openssl version -a
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>       >       > OpenSSL 1.0.1s  1 Mar 2016
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>       >       > built on: Tue Mar  1 15:42:26 2016
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>       >       > platform: solaris64-x86_64-cc-sunw
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>       >       > options:  bn(64,64) rc4(16x,int)
>       des(ptr,cisc,16,int)
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>       >       idea(int) blowfish(ptr)
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>       >       > compiler: /opt/solarisstudio12.4/bin/cc -I. -I..
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>       >       -I../include  -KPIC -DOPENSSL_PIC -DOPENSSL_THREADS
>       -D_REENTRANT
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>       >       -DDSO_DLFCN -DHAVE_DLFCN_H
>
>       >       -DPK11_LIB_LOCATION="/usr/lib/64/libpkcs11.so"
>       -DHAVE_ISSETUGID
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>       >       -DAV_SPARC_FJAES=0 -xO3 -m64 -xstrconst -Xa -DL_ENDIAN
>
>       >       -DOPENSSL_IA32_SSE2 -DOPENSSL_BN_ASM_MONT
>       -DOPENSSL_BN_ASM_MONT5
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>       >       -DOPENSSL_BN_ASM_GF2m -DSHA1_ASM -DSHA256_ASM
>       -DSHA512_ASM
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>       >       -DMD5_ASM -DAES_ASM -DVPAES_ASM -DBSAES_ASM
>       -DWHIRLPOOL_ASM
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>       >       -DGHASH_ASM
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>       >       > OPENSSLDIR: "/etc/opt/csw/ssl"
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>       >       > 13.04.16 2:29, Yuri Voinov пишет:
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>       >       >       > root @ cthulhu /patch # dig
>       www.cloudflare.com
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>       >       >       > ; <<>> DiG 9.6-ESV-R11-P4
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>       >       <<>>
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>       >       >       www.cloudflare.com
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>       >       >       > ;; global options: +cmd
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>       >       >       > ;; Got answer:
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>       >       >       > ;; ->>HEADER<<- opcode:
>       QUERY, status:
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>       >       NOERROR,
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>       >       >       id: 32548
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>       >       >       > ;; flags: qr rd ra; QUERY: 1, ANSWER:
>       2,
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>       >       AUTHORITY: 0,
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>       >       >       ADDITIONAL: 0
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>       >       >       > ;; QUESTION SECTION:
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>       >       >       > ;www.cloudflare.com.            IN    
>       A
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>       >       >       > ;; ANSWER SECTION:
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>       >       >       > www.cloudflare.com.     86400   IN    
>       A     
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>       >       >       198.41.214.162
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>       >       >       > www.cloudflare.com.     86400   IN    
>       A     
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>       >       >       198.41.215.162
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>       >       >       > ;; Query time: 538 msec
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>       >       >       > ;; SERVER: 127.0.0.1#53(127.0.0.1)
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>       >       >       > ;; WHEN: Wed Apr 13 02:28:34 ALMT 2016
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>       >       >       > ;; MSG SIZE  rcvd: 68
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>       >       >       > root @ cthulhu /patch # uname -a
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>       >       >       > SunOS cthulhu 5.10 Generic_150401-30
>       i86pc i386
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>       >       i86pc Solaris
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>       >       >       > But I think OS does not matter here.
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>       >       >       > 13.04.16 2:02, Eliezer Croitoru пишет:
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>       >       >       > > What "dig www.cloudflare.com"
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>       >       >       >       results with?
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>       >       >       >       > Also what OS are you using?
>       I am using
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>       >       CentOS 7 up
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>       >       >       to date...
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>       >       >       >       > Eliezer
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>       >       >       >       > On 12/04/2016 21:39, Yuri
>       Voinov wrote:
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>       >       >       >       >> root @ cthulhu /patch #
>       openssl
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>       >       s_client
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>       >       >       -cipher
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>       >       >       >       'ECDHE-ECDSA-AES128-GCM-SHA256'
>       -connect
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>       >       >       www.cloudflare.com:443
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>       >       >       >       >
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>       >       _______________________________________________
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>       >       >       >       > squid-users mailing list
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>       >       >       >       >
>       squid-users@xxxxxxxxxxxxxxxxxxxxx
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>       >       >       >       >
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>       >       http://lists.squid-cache.org/listinfo/squid-users
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