I'd start with "openssl s_client" to get more debug information, followed
possibly by a packet capture to be sure the user agent is connecting with
TLS to a TLS enabled proxy port.

On Fri, Nov 2, 2018 at 1:41 PM Dk Jack <dnj0...@gmail.com> wrote:

> Hi,
> I enabled SSL on my ATS and my ssl requests are failing with handshake
> error. From the logs I can tell that it loaded my cert/key correct. When I
> started traffic server in debug mode (./traffic_server -T ssl), I am seeing
> the following error
>
> SSL routines:ssl3_get_client_hello:no shared cipher
>
> My TLS config is shown below. My cert is a self signed signed cert. My ATS
> version is 6.2.1. I'd appreciate any pointers on how to resolve this.
> Thanks.
>
> Dk.
>
> CONFIG proxy.config.ssl.SSLv2 INT 0
> CONFIG proxy.config.ssl.SSLv3 INT 1
> CONFIG proxy.config.ssl.TLSv1 INT 1
> CONFIG proxy.config.ssl.TLSv1_1 INT 1
> CONFIG proxy.config.ssl.TLSv1_2 INT 1
> CONFIG proxy.config.ssl.server.cipher_suite STRING
>
> AES256-SHA256:AES128-SHA256:AES256-SHA:AES128-SHA:DES-CBC3-SHA:!aNULL:!eNULL:!LOW:!MD5:!SSLV2:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA
> CONFIG proxy.config.ssl.server.honor_cipher_order INT 1
> CONFIG proxy.config.ssl.compression INT 0
>
>
> Debug logs:
> [Nov  2 18:16:07.664] Server {0x7f8822572700} DEBUG:
> <SSLNextProtocolAccept.cc:129 (mainEvent)> (ssl)
> [SSLNextProtocolAccept:mainEvent] event 202 netvc 0x7f8820072800
> [Nov  2 18:16:07.664] Server {0x7f8822572700} DEBUG:
> <SSLNetVConnection.cc:981 (sslStartHandShake)> (ssl) IP context is (nil)
> for [10.3.28.146:39678] -> [172.19.0.2:7453], default context 0x2d82bc0
> [Nov  2 18:16:07.664] Server {0x7f8822572700} DEBUG: <SSLUtils.cc:1671
> (ssl_callback_info)> (ssl) ssl_callback_info ssl: 0x7f87d4021100 where: 16
> ret: 1
> [Nov  2 18:16:07.664] Server {0x7f8822572700} DEBUG: <SSLUtils.cc:1671
> (ssl_callback_info)> (ssl) ssl_callback_info ssl: 0x7f87d4021100 where:
> 8193 ret: 1
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG:
> <SSLNetVConnection.cc:1402 (select_next_protocol)> (ssl) selected ALPN
> protocol http/1.1
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG: <SSLUtils.cc:284
> (set_context_cert)> (ssl) set_context_cert ssl=0x7f87d4021100 server=(null)
> handshake_complete=0
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG: <SSLUtils.cc:336
> (set_context_cert)> (ssl) ssl_cert_callback using SSL context 0x2d82bc0 for
> requested name '(null)'
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG:
> <SSLNetVConnection.cc:1462 (callHooks)> (ssl) callHooks
> sslHandshakeHookState=0
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG: <SSLUtils.cc:1671
> (ssl_callback_info)> (ssl) ssl_callback_info ssl: 0x7f87d4021100 where:
> 16392 ret: 552
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG: <SSLUtils.cc:1671
> (ssl_callback_info)> (ssl) ssl_callback_info ssl: 0x7f87d4021100 where:
> 8194 ret: -1
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG: <SSLUtils.cc:1671
> (ssl_callback_info)> (ssl) ssl_callback_info ssl: 0x7f87d4021100 where:
> 8194 ret: -1
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG: <SSLUtils.cc:2126
> (SSLAccept)> (ssl.error.accept) SSL accept returned -1, ssl_error=1,
> ERR_get_error=336109761 (error:1408A0C1:SSL
> routines:ssl3_get_client_hello:no shared cipher)
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG:
> <SSLNetVConnection.cc:1105 (sslServerHandShakeEvent)> (ssl) trace=FALSE
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG:
> <SSLNetVConnection.cc:1109 (sslServerHandShakeEvent)> (ssl)
> SSL::140222668416768:error:1408A0C1:SSL routines:ssl3_get_client_hello:no
> shared cipher:s3_srvr.c:1417: peer address is 10.3.28.146
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG:
> <SSLNetVConnection.cc:1109 (sslServerHandShakeEvent)> (ssl) SSL handshake
> error: SSL_ERROR_SSL (1), errno=0
> [Nov  2 18:16:07.665] Server {0x7f8822572700} DEBUG:
> <SSLNetVConnection.cc:1237 (sslServerHandShakeEvent)> (ssl)
> SSLNetVConnection::sslServerHandShakeEvent, SSL_ERROR_SSL errno=0
> ^Ctraffic_server: Interrupt (Signal sent by the kernel 0 0)
>


-- 
*Beware the fisherman who's casting out his line in to a dried up riverbed.*
*Oh don't try to tell him 'cause he won't believe. Throw some bread to the
ducks instead.*
*It's easier that way. *- Genesis : Duke : VI 25-28

Reply via email to