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From Matthieu Bienvenüe <matth...@exultet.net>
Subject Re: SSL results in segmentation fault
Date Fri, 03 Oct 2014 10:32:14 GMT
Any idea to solve this isssu ?

Matthieu


Le 01/10/2014 09:50, Matthieu Bienvenüe a écrit :
>
> Le 30/09/2014 17:47, Leif Hedstrom a écrit :
>>
>> On Sep 30, 2014, at 9:00 AM, Matthieu Bienvenüe <matthieu@exultet.net 
>> <mailto:matthieu@exultet.net>> wrote:
>>
>>> Is that possible to do it on config instead of recompiling ATS ?
>>
>>
>> What version are you using? I’m not 100% certain, but I’d expect 
>> Geffon’s additions to not have dedicated SSL threads would avoid the 
>> need for that patch as well? Brian? If I recall, with a recent 
>> version of ATS, you’d simply set proxy.config.ssl.number.threads to -1.
> When I set this settings SSL don't work and I've the following stack 
> trace :
>
> NOTE: Traffic Server received Sig 11: Segmentation fault
> /usr/bin/traffic_server - STACK TRACE:
> [0x4001e500]
> /usr/lib/trafficserver/libtsutil.so.5(ink_hash_table_lookup_entry+0x12)[0x4003c0f2]
> /usr/lib/trafficserver/libtsutil.so.5(ink_hash_table_lookup+0x24)[0x4003c3b4]
> /usr/bin/traffic_server[0x8308185]
> /usr/lib/i386-linux-gnu/i686/cmov/libssl.so.1.0.0(+0x12844)[0x40067844]
> /usr/lib/i386-linux-gnu/i686/cmov/libssl.so.1.0.0(SSL_accept+0x2a)[0x4008c73a]
> /usr/bin/traffic_server(_ZN17SSLNetVConnection23sslServerHandShakeEventERi+0x19)[0x8303d89]
> /usr/bin/traffic_server(_ZN17SSLNetVConnection17sslStartHandShakeEiRi+0x2b)[0x830446b]
> /usr/bin/traffic_server(_ZN17SSLNetVConnection11net_read_ioEP10NetHandlerP7EThread+0xb30)[0x8305270]
> /usr/bin/traffic_server(_ZN10NetHandler12mainNetEventEiP5Event+0x27f)[0x830dd7f]
> /usr/bin/traffic_server(_ZN7EThread13process_eventEP5Eventi+0x98)[0x8339cf8]
> /usr/bin/traffic_server(_ZN7EThread7executeEv+0x419)[0x833a449]
> /usr/bin/traffic_server(main+0xf40)[0x80d4e30]
> /lib/i386-linux-gnu/libc.so.6(__libc_start_main+0xe6)[0x405c9e36]
> /usr/bin/traffic_server[0x80da229]
> [TrafficServer] using root directory '/usr'
>
>>
>> In either case, why is that patch not committed? Is there a Jira for it?
>>
>> — Leif
>>
>>>
>>> Regards,
>>>
>>> Matt
>>> Le 30/09/2014 16:49, 英才 a écrit :
>>>>
>>>> disable AIO or patch https://github.com/phonehold/with-aio-ssl-init 
>>>> may solve your problem
>>>>
>>>> 在 2014年9月30日,下午10:41,Matthieu Bienvenüe 
>>>> <matthieu@exultet.net <mailto:matthieu@exultet.net>> 写道:
>>>>
>>>>> Hello,
>>>>>
>>>>>
>>>>> SSL works fine with my certs, but it crashes only after a certain 
>>>>> amount of time/requests.
>>>>>
>>>>> Here is the stack trace from traffic.out:
>>>>>
>>>>> NOTE: Traffic Server received Sig 11: Segmentation fault
>>>>> /usr/bin/traffic_server - STACK TRACE:
>>>>> [0x4001e500]
>>>>> /usr/bin/traffic_server(_Z12ink_aio_readP11AIOCallbacki+0x2a)[0x830056a]
>>>>> /usr/bin/traffic_server(_ZN7CacheVC10handleReadEiP5Event+0x282)[0x82c4402]
>>>>> /usr/bin/traffic_server(_ZN5Cache9open_readEP12ContinuationP7INK_MD5P7HTTPHdrP21CacheLookupHttpConfig13CacheFragTypePci+0x5be)[0x82df68e]
>>>>> /usr/bin/traffic_server(_ZN14CacheProcessor9open_readEP12ContinuationP3URLbP7HTTPHdrP21CacheLookupHttpConfigl13CacheFragType+0xdc)[0x82c2b4c]
>>>>> /usr/bin/traffic_server(_ZN11HttpCacheSM18do_cache_open_readEv+0x63)[0x81ab6f3]
>>>>> /usr/bin/traffic_server(_ZN11HttpCacheSM9open_readEP3URLP7HTTPHdrP21CacheLookupHttpConfigl+0x4c)[0x81aba0c]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM24do_cache_lookup_and_readEv+0x115)[0x81bd105]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0x6af)[0x81ce7bf]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM17handle_api_returnEv+0x108)[0x81cc8d8]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x300)[0x81c9940]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM23do_api_callout_internalEv+0x54)[0x81c9da4]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0x250)[0x81ce360]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0x7eb)[0x81ce8fb]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM17handle_api_returnEv+0x108)[0x81cc8d8]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x300)[0x81c9940]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM23do_api_callout_internalEv+0x54)[0x81c9da4]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0x250)[0x81ce360]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM17handle_api_returnEv+0x108)[0x81cc8d8]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x300)[0x81c9940]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM18state_api_callbackEiPv+0x78)[0x81cc398]
>>>>> /usr/bin/traffic_server(TSHttpTxnReenable+0x1f0)[0x810ef50]
>>>>> /usr/lib/trafficserver/modules/stats_over_http.so(+0x102e)[0x4095f02e]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0xd8)[0x81c9718]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM23do_api_callout_internalEv+0x54)[0x81c9da4]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0x250)[0x81ce360]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM32state_read_client_request_headerEiPv+0x1e8)[0x81c5738]
>>>>> /usr/bin/traffic_server(_ZN6HttpSM12main_handlerEiPv+0x7e)[0x81ca93e]
>>>>> /usr/bin/traffic_server(_ZN18UnixNetVConnection19readSignalAndUpdateEi+0x45)[0x83166a5]
>>>>> /usr/bin/traffic_server(_ZN17SSLNetVConnection11net_read_ioEP10NetHandlerP7EThread+0x10b0)[0x83057f0]
>>>>> /usr/bin/traffic_server(_ZN10NetHandler12mainNetEventEiP5Event+0x27f)[0x830dd7f]
>>>>> /usr/bin/traffic_server(_ZN7EThread13process_eventEP5Eventi+0x98)[0x8339cf8]
>>>>> /usr/bin/traffic_server(_ZN7EThread7executeEv+0x419)[0x833a449]
>>>>> /usr/bin/traffic_server[0x8338ebb]
>>>>> /lib/i386-linux-gnu/libpthread.so.0(+0x5954)[0x4046b954]
>>>>> /lib/i386-linux-gnu/libc.so.6(clone+0x5e)[0x40688cbe]
>>>>> [E. Mgmt] log ==> [TrafficManager] using root directory '/usr'
>>>>> [TrafficServer] using root directory '/usr'
>>>>>
>>>>> Here is my record.config for SSL parameters:
>>>>>
>>>>> CONFIG proxy.config.http.server_ports STRING 8080 4443:ssl
>>>>>
>>>>> CONFIG proxy.config.ssl.enabled INT 1
>>>>> CONFIG proxy.config.ssl.server.cert.path STRING 
>>>>> /etc/trafficserver/ssl/
>>>>> CONFIG proxy.config.ssl.server.private_key.path STRING 
>>>>> /etc/trafficserver/ssl/
>>>>>
>>>>> And for ssl_multicert.config:
>>>>>
>>>>> ssl_cert_name=new2014/100.pem ssl_key_name=new2014/100.key
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Le 30/09/2014 15:54, Susan Hinrichs a écrit :
>>>>>> Matt,
>>>>>>
>>>>>> Is there a basic stack trace in traffic.out? What is your SSL 
>>>>>> configuration?  Do you have certs set up in ssl_multicert.config?

>>>>>> Or are you doing a blind tunnel on the SSL traffic?
>>>>>>
>>>>>> Susan
>>>>>>
>>>>>> On 9/30/2014 2:14 AM, Matthieu Bienvenüe wrote:
>>>>>>> Hello !
>>>>>>>
>>>>>>> I'm configuring ATS as a reverse proxy and I need SSL support.
>>>>>>>
>>>>>>> ATS runs on OpenVZ on Debian. It's the version 5.0.1 installed

>>>>>>> from backport packages.
>>>>>>>
>>>>>>> ATS works fine, SSL too. But after a while SSL makes ATS crash.
>>>>>>>
>>>>>>> In manager.log I found that there is a segmentation fault:
>>>>>>>
>>>>>>> [Sep 29 16:08:33.020] Manager {0xb6fb76d0} ERROR: 
>>>>>>> [LocalManager::pollMgmtProcessServer] Server Process terminated

>>>>>>> due to Sig 11: Segmentation fault
>>>>>>> [Sep 29 16:08:33.021] Manager {0xb6fb76d0} ERROR: 
>>>>>>> [Alarms::signalAlarm] Server Process was reset
>>>>>>> [Sep 29 16:08:34.041] Manager {0xb6fb76d0} NOTE: 
>>>>>>> [LocalManager::startProxy] Launching ts process
>>>>>>> [Sep 29 16:08:34.049] Manager {0xb6fb76d0} NOTE: 
>>>>>>> [LocalManager::pollMgmtProcessServer] New process connecting
fd '16'
>>>>>>> [Sep 29 16:08:34.049] Manager {0xb6fb76d0} NOTE: 
>>>>>>> [Alarms::signalAlarm] Server Process born
>>>>>>>
>>>>>>> Here is a dump of the syslog when crashing:
>>>>>>>
>>>>>>> Sep 30 07:05:09 ats traffic_manager[5471]: {0xb704d6d0} FATAL:

>>>>>>> [LocalManager::pollMgmtProcessServer] Error in read (errno: 104)
>>>>>>> Sep 30 07:05:09 ats traffic_manager[5471]: {0xb704d6d0} ERROR:

>>>>>>> [LocalManager::sendMgmtMsgToProcesses] Error writing message
>>>>>>> Sep 30 07:05:09 ats traffic_manager[5471]: {0xb704d6d0} ERROR:

>>>>>>> (last system error 32: Broken pipe)
>>>>>>> Sep 30 07:05:09 ats traffic_cop[23694]: cop received child 
>>>>>>> status signal [5471 256]
>>>>>>> Sep 30 07:05:09 ats traffic_cop[23694]: traffic_manager not 
>>>>>>> running, making sure traffic_server is dead
>>>>>>> Sep 30 07:05:09 ats traffic_cop[23694]: spawning traffic_manager
>>>>>>> Sep 30 07:05:09 ats traffic_manager[6938]: NOTE: --- Manager

>>>>>>> Starting ---
>>>>>>> Sep 30 07:05:09 ats traffic_manager[6938]: NOTE: Manager 
>>>>>>> Version: Apache Traffic Server - traffic_manager - 5.0.1 - 
>>>>>>> (build # 7259 on Aug 25 2014 at 09:26:11)
>>>>>>> Sep 30 07:05:09 ats traffic_manager[6938]: NOTE: Unable to set

>>>>>>> RLIMIT_NOFILE(7):cur(1475961),max(1475961)
>>>>>>> Sep 30 07:05:09 ats traffic_manager[6938]: NOTE: 
>>>>>>> RLIMIT_NOFILE(7):cur(30000),max(30000)
>>>>>>> Sep 30 07:05:09 ats traffic_manager[6938]: ERROR ==> [runAsUser]

>>>>>>> Error: Failed to restore capabilities after switch to user 
>>>>>>> trafficserver.
>>>>>>> Sep 30 07:05:11 ats traffic_server[6946]: NOTE: --- 
>>>>>>> traffic_server Starting ---
>>>>>>> Sep 30 07:05:11 ats traffic_server[6946]: NOTE: traffic_server

>>>>>>> Version: Apache Traffic Server - traffic_server - 5.0.1 - (build

>>>>>>> # 7259 on Aug 25 2014 at 09:27:18)
>>>>>>> Sep 30 07:05:11 ats traffic_server[6946]: NOTE: Unable to set

>>>>>>> RLIMIT_NOFILE(7):cur(-611778560),max(-611778560)
>>>>>>> Sep 30 07:05:13 ats traffic_manager[6938]: {0xb708b6d0} ERROR:

>>>>>>> [LocalManager::pollMgmtProcessServer] Server Process terminated

>>>>>>> due to Sig 11: Segmentation fault
>>>>>>> Sep 30 07:05:13 ats traffic_manager[6938]: {0xb708b6d0} ERROR:

>>>>>>> [Alarms::signalAlarm] Server Process was reset
>>>>>>>
>>>>>>>
>>>>>>> Any idea where to look for to solve this problem ?
>>>>>>>
>>>>>>> Thanks a lot !
>>>>>>>
>>>>>>> Matt
>>>>>>
>>>>>
>>>>>
>>>>
>>>
>>
>


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