Re: Problem with starting CPPSERV

[sergey@total-knowledge.com]

Nope, the browser just hangs when I call servlets.

> Are you still getting error 503?
>
> sergey@total-knowledge.com wrote:
>>> OK. This is strange, I admit. Try doing netstat -an after starting
>>> cppserv, to see where it really is listening.
>>>
>>
>> Here is what I get after starting cppserv:
>> unix  2      [ ACC ]     STREAM     LISTENING     75497
>> /tmp/cppserv.sock
>>
>> When I start servlet in the browser, it adds:
>> unix  3      [ ]         STREAM     CONNECTED     75673
>> /tmp/cppserv.sock
>>
>>
>>
>>
>>> Another thing - did you update apache mod_cserv? sudo make install
>>> should take care of that.
>>>
>>>
>>
>> I did 'sudo make install' in my cppserv/ directory, got
>>
>> Linking mod_cserv
>> Installing debug/./src/mod_cppserv/mod_cserv.so into
>> //usr/lib64/apache/mod_cserv.so
>>
>> message, but it didn't resolve the issue.
>>
>> Another thing, after starting cppserv I get debug "Connecting to DB"
>> message which is used in my uudb class' constructor, if it may lead to
>> any
>> clues.
>>
>>
>>
>>> sergey@total-knowledge.com wrote:
>>>
>>>> I went farther with debugging this issue and I think that cppserv is
>>>> listening on /tmp/cppserv.sock.
>>>>
>>>> First of all I confirmed that <listener> tag in engine.xml was parsed
>>>> correctly. Here is the output:
>>>>
>>>> path = /tmp/cppserv.sock
>>>> protocol = unix
>>>>
>>>> Then in serverconfig.cpp I put debug message in
>>>> ServerConfig::GlobalContext::setListener()
>>>> and found out that RequestListener::UnixAcceptor(path) called with
>>>> correct
>>>> path = /tmp/cppserv.sock
>>>>
>>>> Then I checked requestlistener.cpp' RequestListener::UnixAcceptor()
>>>> and
>>>> found out that
>>>> int sock=socket(PF_UNIX,SOCK_STREAM,0); sock=4
>>>> ret=listen(sock,MAX_BACKLOG); ret=0
>>>>
>>>> No exceptions were thrown, so init() was called and
>>>> unsigned long flags = fcntl(sock,F_GETFL); flags=2
>>>>
>>>> Again, no exceptions were thrown.
>>>>
>>>> Any ideas?
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>> Mmm.. So, I guess it didn't quite work with parsing.
>>>>> Apparently cppserv is _not_ listening on /tmp/cppserv.sock,
>>>>> since you get connection refused.
>>>>>
>>>>> sergey@total-knowledge.com wrote:
>>>>>
>>>>>
>>>>>> I do use Unix domain sockets:
>>>>>>
>>>>>> <listener protocol="unix" path="/tmp/cppserv.sock"/>
>>>>>>
>>>>>> I tried to create my own socket using perl script but it didn't help
>>>>>> either.
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>> Use unix domain sockets
>>>>>>> -----Original Message-----
>>>>>>> From: sergey@total-knowledge.com
>>>>>>> Date: Sun, 11 Mar 2007 17:39:09
>>>>>>> To:"C++ Servlet Engine Discussion" <cppserv@total-knowledge.com>
>>>>>>> Subject: Re: Problem with starting CPPSERV
>>>>>>>
>>>>>>> I checked both Apache logs(/var/log/syslog and
>>>>>>> /var/log/httpd/error_log)
>>>>>>> In /var/log/httpd/error_log I got
>>>>>>>
>>>>>>>  [error] [client 127.0.0.1] Cannot connect to CPPSERV
>>>>>>> (/tmp/cppserv.sock):
>>>>>>> Connection refused
>>>>>>>
>>>>>>> Also I tried to specify host="localhost" in <listener> with no
>>>>>>> luck.
>>>>>>> I'm trying to find out if the parsed data actually loaded to
>>>>>>> constructors,
>>>>>>> but have trouble finding where this proccess takes place.
>>>>>>> Can you give me some hints which classes I should check in order to
>>>>>>> do
>>>>>>> it?
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> Connection properties are described in engine.xml
>>>>>>>> If it isn't set up right, it won't be connecting. Look at
>>>>>>>> apache logs.
>>>>>>>>
>>>>>>>> sergey@total-knowledge.com wrote:
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>>> Which means you don't have apache connecting to your cppserv
>>>>>>>>>> instance.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>> Hmm.. why did it happen after recent changes to
>>>>>>>>> xmlserverconfig.cpp
>>>>>>>>> then?
>>>>>>>>> I don't think these things can be related, it worked well before.
>>>>>>>>> How can I connect apache to my cppserv instance?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>> --
>>>>>>>> Ilya A. Volynets-Evenbakh
>>>>>>>> Total Knowledge. CTO
>>>>>>>> http://www.total-knowledge.com
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>
>>>>> --
>>>>> Ilya A. Volynets-Evenbakh
>>>>> Total Knowledge. CTO
>>>>> http://www.total-knowledge.com
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>> --
>>> Ilya A. Volynets-Evenbakh
>>> Total Knowledge. CTO
>>> http://www.total-knowledge.com
>>>
>>>
>>>
>>
>>
>>
>
> --
> Ilya A. Volynets-Evenbakh
> Total Knowledge. CTO
> http://www.total-knowledge.com
>
>