|
From: Sohgo Takeuchi <sohgo@xxxxxxxxxxxxxxxx>
|
> From: Niles Ingalls <nilesi@xxxxxxxxxxxxxxxxxxxx>
> |
>> On Oct 7, 2010, at 11:37 PM, Sohgo Takeuchi wrote:
>>
>>> From: Niles Ingalls <nilesi@xxxxxxxxxxxxxxxxxxxx>
>>> |
>>>> Hello lvs-users,
>>>>
>>>> I'm having a problem doing request receive authentication that I'm unable
>>>> to resolve on my own.
>>>>
>>>> I'm using the ldirectord version that comes with debian 5 supplied with
>>>> Linux-HA (2.1.3-6lenny4)
>>>> I've also tested this with dowload/ldirectord-latest from the ldirectord
>>>> download page.
>>>> (http://horms.net/projects/ldirectord/download/ldirectord-latest).
>>>>
>>>> I'm using ldirectord for load balancing 3M Standard Interchange Protocol
>>>> (also known as SIP, not to be confused for Session Initiation Protocol)
>>>>
>>>> Here's what the config looks like.
>>>>
>>>> virtual=192.168.80.2:6001
>>>> real=192.168.80.25:6001 masq
>>>> request="9300CNredacted|redacted|AY0AZF63B"
>>>> receive="^941AY0AZFDFD"
>>>> service=simpletcp
>>>
>>>
>>> Hi,
>>>
>>> How about specifying like this as a workaround.
>>>
>>> virtual=192.168.80.2:6001
>>> real=192.168.80.25:6001 masq "9300CNredacted|redacted|AY0AZF63B"
>>> "^941AY0AZFDFD"
>>> service=simpletcp
>>>
>>
>> Hello Sohgo,
>>
>> Your workaround fixed my problem, and the SIP server is
>> authenticating properly.
>
> Hello Niles,
>
> That's good.
>
> When I checked the
> http://horms.net/projects/ldirectord/download/ldirectord-latest,
> I found that it was not latest. The real latest version does not
> need this workaround.
>
> If you want to get a latest code, please follow a below
> instruction written at
> http://horms.net/projects/ldirectord/download.shtml
>
> "The Latest Un-Released Version" -> "Download linux-ha tree
> using Mercurial"
>
>> Oct 8 08:25:52 xenb2sip acs-server: INPUT MSG:
>> '9300CNredacted|CO_redacted|AY0AZF63B '
>> Oct 8 08:25:52 xenb2sip acs-server: Sip::MsgType::new('Sip::MsgType',
>> '9300CNredacted', '93'): msgtag '0'
>> Oct 8 08:25:52 xenb2sip acs-server: Sip::MsgType:_initialize('Login',
>> '00CNredacted|CO_re...')
>> Oct 8 08:25:52 xenb2sip acs-server: Sip::MsgType::_initialize('Login',
>> '00CNHredacted|CO_redacted|', 'A1A1', '2', ...
>> Oct 8 08:25:52 xenb2sip acs-server: Successful login for 'redacted' of
>> 'indiana'
>>
>> As you can see, the SIP server is happy.
>> New problem, the negotiation between ldirectord and my SIP server timeout,
>> as if the response is never received.
>>
>> DEBUG2: Checking negotiate: real
>> server=negotiate:simpletcp:tcp:192.168.80.25:6001:::1:masq:9300CNredacted\|COredacted\|AY0AZF63B\\n:\^941AY0AZFDFD
>> (virtual=tcp:192.168.80.2:6001)
>> DEBUG2: Checking simpletcp server=192.168.80.25 port=6001
>> DEBUG3: Connected from 192.168.80.2:41853 to 192.168.80.25:6001
>> DEBUG2: Checking simpletcp server=192.168.80.25 port=6001 request:
>> 9300CNredacted|COredacted|AY0AZF63B
>> DEBUG2: Disabled real
>> server=negotiate:simpletcp:tcp:192.168.80.25:6001:::1:masq:9300CNredacted\|COredacted\|AY0AZF63B\\n:\^941AY0AZFDFD
>> (virtual=tcp:192.168.80.2:6001)
>> DEBUG3: Deactivated service 192.168.80.25:6001: Timeout Alarm at
>> /usr/sbin/ldirectord line 3022.
>>
>> I've tried this with and without adding \n at the end of the request without
>> success.
>> When using telnet, I have to hit return after sending the request
>> 9300CNredacted|COredacted|AY0AZF63B , and after receiving the response
>> 941AY0AZFDFD before the connection is closed.
>> I assume that since the SIP server isn't closing the connection, this is why
>> I'm timing out.
>
> The ldirectord assumes that the response has a \n. Do you find
> the SIP server returns response which contains a \n like
> "941AY0AZFDFD\n" ?
Could you try following patch? This patch can be applied to
http://horms.net/projects/ldirectord/download/ldirectord-latest
--- ldirectord-latest.orig 2009-09-15 14:59:34.000000000 +0900
+++ ldirectord-latest 2010-10-12 18:50:12.270363918 +0900
@@ -3355,6 +3355,7 @@
&ld_debug(2, "Checking simpletcp server=$$r{server}
port=$d_port request:\n$request");
print $sock $request;
+ shutdown($sock, SHUT_WR);
my $ok;
my $reply;
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