[OpenSIPS-Users] R: R: R: R: R: R: serialize_branches() and q value....
Bogdan-Andrei Iancu
bogdan at voice-system.ro
Mon Mar 9 13:40:26 CET 2009
Hi Mauro,
indeed there is a issue here. The Q value for the default branch (the
RURI) was not properly pushed into the branches.....I made a fix on SVN
- could you please update and give it another try?
Thanks and regards,
Bogdan
Mauro Davi' wrote:
> Hi Bogdan,
>
> yes I use usrloc module with DB MODE set to 3.
>
> I have 4 UAC registered to the system.
> After the registration procedure I modified, manually, the q value on the DB, in the location table, in the following way:
>
> Username Domain q
>
> User1 domain.com 0.10
> User2 domain.com 0.20
> User3 domain.com 0.30
>
> The executed script code is the following:
>
> seturi("sip:user1 at domain.com");
> lookup("location");
> append_branch();
> seturi("sip:user2 at domain.com");
> lookup("location");
> append_branch()
> seturi("sip:user3 at domain.com");
> lookup("location");
> serialize_branches();
> t_relay();
>
> The on_failureroute function is:
>
> failure_route[1]{
> if ( next_branches() )
> t_relay();
> }
>
> This is the log result...
>
> Mar 5 14:47:10 [32494] DBG:core:serialize_branches: loaded <sip:user2 at 192.168.193.61:6500;rinstance=f846856f765b6605>, q=-1 q_flag <0>
> Mar 5 14:47:10 [32494] DBG:core:serialize_branches: loaded <sip:user1 at 192.168.193.60:7020;rinstance=2f7556d27898c691>, q=-1 q_flag <0>
> Mar 5 14:47:10 [32494] DBG:core:serialize_branches: loaded <sip:user3 at 192.168.193.54:6638;rinstance=721b473849350f3c>, q=299 q_flag <16>
>
> It isn't correct because user1 must have q value equal to 100 and user2 must have qvalue equal to 200... Only the last added sip uri (sip:user3 at domain.com) have the correct DB q value.
>
> The result was a serialization of two call. The first one to user3, and the second one a parallal fork to user1 and user2...
>
> Regards
> MD
>
> P.S. there is a way to modify the qvalue associated to a sip uri or it is possible only in registration phase? Thanks.
>
> -----Messaggio originale-----
> Da: Bogdan-Andrei Iancu [mailto:bogdan at voice-system.ro]
> Inviato: giovedì 5 marzo 2009 10:25
> A: Mauro Davi'; users at lists.opensips.org
> Oggetto: Re: R: R: R: [OpenSIPS-Users] R: R: serialize_branches() and q value....
>
> Do you use usrloc module with DB_MODE 3 (DB_ONLY) and manually add the
> records in the location table? If so, what is the exact content you put
> in the table? (maybe the q value is not properly filled).
>
> Regards,
> Bogdan
>
> Mauro Davi' wrote:
>
>> Yes, if I invoke lookup(location) more than one time...
>>
>> -----Messaggio originale-----
>> Da: Bogdan-Andrei Iancu [mailto:bogdan at voice-system.ro]
>> Inviato: martedì 3 marzo 2009 18:34
>> A: Mauro Davi'
>> Cc: users at lists.opensips.org
>> Oggetto: Re: R: R: [OpenSIPS-Users] R: R: serialize_branches() and q value....
>>
>> you mean by lookup(location) ?
>>
>> Regards,
>> Bogdan
>>
>> Mauro Davi' wrote:
>>
>>
>>> Hi Bogdan,
>>>
>>> yes I did in this way... But the problem, I think, is that the qvalue aren't loaded correctly from the DB.
>>>
>>> Regards,
>>> MD
>>>
>>> -----Messaggio originale-----
>>> Da: Bogdan-Andrei Iancu [mailto:bogdan at voice-system.ro]
>>> Inviato: martedì 3 marzo 2009 18:06
>>> A: Mauro Davi'
>>> Cc: users at lists.opensips.org
>>> Oggetto: Re: R: [OpenSIPS-Users] R: R: serialize_branches() and q value....
>>>
>>> Hi Mauro,
>>>
>>> serialize_branches() just prepare the sets.
>>>
>>> To use the sets (for each q value) you need to call next_branches().
>>>
>>> So, the algorithm should be like this:
>>>
>>> route{
>>> serialize_branches()
>>>
>>> next_branches();
>>>
>>> t_on_failure("1");
>>>
>>> t_relay();
>>> }
>>>
>>> failure_route[1]{
>>> if ( next_branches() )
>>> t_relay();
>>> }
>>>
>>> Regards,
>>> Bogdan
>>>
>>> Mauro Davi' wrote:
>>>
>>>
>>>
>>>> Hi Bodan,
>>>>
>>>> I think that the serial fork have some problem.
>>>>
>>>> On the DB I modified the q value of two user
>>>>
>>>> User1, qvalue=0.1
>>>> User2, qvalue=0.2
>>>>
>>>> I insert in the script the following line of code:
>>>>
>>>> $ru=user1 at domain.com
>>>> Lookup("location");
>>>> Append_branch();
>>>> $ru=user2 at domain.com
>>>> Lookup("location");
>>>> Serialize_branches();
>>>> T_relay();
>>>>
>>>> The result was:
>>>>
>>>> Mar 2 17:36:53 [26014] DBG:core:serialize_branches: loaded <sip:user1 at 192.168.193.54:6685;rinstance=0f314641b36adb7d>, q=-1 q_flag <0>
>>>> Mar 2 17:36:53 [26014] DBG:core:serialize_branches: loaded <sip:user2 at 192.168.193.73:54218;rinstance=e70bfc2dadad8857>, q=100 q_flag <16>
>>>>
>>>> The call are correctly serialized but if I add three destinations the result was:
>>>>
>>>> Mar 2 17:42:04 [26014] DBG:core:serialize_branches: loaded <sip:user1 at 192.168.193.54:6685;rinstance=0f314641b36adb7d>, q=-1 q_flag <0>
>>>> Mar 2 17:42:04 [26014] DBG:core:serialize_branches: loaded <sip:user2 at 192.168.193.73:54218;rinstance=e70bfc2dadad8857>, q=-1 q_flag <0>
>>>> Mar 2 17:42:04 [26014] DBG:core:serialize_branches: loaded <sip:user3 at 192.168.193.71:54218;rinstance=e70bfc2dadad8857>, q=100 q_flag <16>
>>>>
>>>> The qvalue aren't inserted correctly...
>>>>
>>>> Is it a bug?
>>>>
>>>> Thanks in advance
>>>> MD
>>>>
>>>> -----Messaggio originale-----
>>>> Da: users-bounces at lists.opensips.org [mailto:users-bounces at lists.opensips.org] Per conto di Bogdan-Andrei Iancu
>>>> Inviato: giovedì 26 febbraio 2009 19:08
>>>> A: Mauro Davi'
>>>> Cc: users at lists.opensips.org
>>>> Oggetto: Re: [OpenSIPS-Users] R: R: serialize_branches() and q value....
>>>>
>>>> Hi Mauro,
>>>>
>>>> you have to ways to go:
>>>>
>>>> 1) use the @domain.com URIs and relay them back to your proxy in order
>>>> to do lookup
>>>>
>>>> 2) try to do lookup directly in the first step - the logic you tried.
>>>> But to work replace the
>>>> append_branch("$ru","0.1");
>>>> with
>>>> append_branch();
>>>>
>>>> this will take the RURI and add it as a branch, so you can override it
>>>> with the next user2 URI.
>>>>
>>>> Regards,
>>>> Bogdan
>>>>
>>>> Mauro Davi' wrote:
>>>>
>>>>
>>>>
>>>>
>>>>> Hi Bogdan,
>>>>>
>>>>> I have a little problem...
>>>>>
>>>>> In this way I can serialize a set of know called party (i.e. with the sip address in the form sip:username at ipaddress:port)...
>>>>>
>>>>> But I cannot add, for example the following branch:
>>>>>
>>>>> Append_branch("sip:user1 at domain.com","0.1")
>>>>> Append_branch("sip:user2 at domain.com","0.2")
>>>>> Append_branch("sip:user3 at domain.com","0.3")
>>>>>
>>>>> Because the result is a misrouted call (i.e. the requested sip uri isn't reacheable...).
>>>>>
>>>>> So I thought to add a RURI after invoked the lookup function...
>>>>>
>>>>> Somethink like this:
>>>>>
>>>>> $ru="sip:user1 at domain.com";
>>>>> lookup("location");
>>>>> #Now $ru contain the resolved URI of user1
>>>>> append_branch("$ru","0.1");
>>>>> $ru="sip:user2 at domain.com";
>>>>> lookup("location");
>>>>> #Now $ru contain the resolved URI of user2
>>>>> append_branch("$ru","0.2");
>>>>> $ru="sip:user3 at domain.com";
>>>>> lookup("location");
>>>>> #Now $ru contain the resolved URI of user3
>>>>> append_branch("$ru","0.3");
>>>>>
>>>>> But I didn't had the expected result... I cannot use pseudo-variable in the append_branch function...
>>>>>
>>>>> Could you tell me how I can solve this problem? There is a work-around? Or is there a correct way to call a group of user associated to a SIP URI via serial forking?
>>>>>
>>>>> Thank in andvance
>>>>> MD
>>>>>
>>>>> -----Messaggio originale-----
>>>>> Da: Bogdan-Andrei Iancu [mailto:bogdan at voice-system.ro]
>>>>> Inviato: mercoledì 25 febbraio 2009 15:14
>>>>> A: Mauro Davi'
>>>>> Cc: users at lists.opensips.org
>>>>> Oggetto: Re: R: [OpenSIPS-Users] serialize_branches() and q value....
>>>>>
>>>>> Hi Mauro,
>>>>>
>>>>> (sorry for mistyping your name in the first place)
>>>>>
>>>>> the correct way to inject a q value via the append_branch is:
>>>>> Append_branch("sip:user2 at domain.com", 10 );
>>>>>
>>>>> Regards,
>>>>> Bogdan
>>>>>
>>>>>
>>>>> Mauro Davi' wrote:
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>> Hi Bogdan,
>>>>>>
>>>>>> Thanks for the reply. But I have only one question...
>>>>>>
>>>>>> Is it possible to set the branches qvalue from a script code?
>>>>>>
>>>>>> I try samething like:
>>>>>>
>>>>>> Append_branch();
>>>>>> $ru="sip:user2 at domain.com;q=0.1"
>>>>>>
>>>>>> Or:
>>>>>>
>>>>>> Append_branch("sip:user2 at domain.com;q=0.1");
>>>>>>
>>>>>> But the log result is ever:
>>>>>>
>>>>>> "DBG:core:serialize_branches: nothing to do - all same q!"
>>>>>>
>>>>>> Coould you help me, please?
>>>>>>
>>>>>> Thanks a lot
>>>>>> MD
>>>>>>
>>>>>>
>>>>>> -----Messaggio originale-----
>>>>>> Da: Bogdan-Andrei Iancu [mailto:bogdan at voice-system.ro]
>>>>>> Inviato: mercoledì 25 febbraio 2009 14:54
>>>>>> A: Mauro Davi'
>>>>>> Cc: users at lists.opensips.org
>>>>>> Oggetto: Re: [OpenSIPS-Users] serialize_branches() and q value....
>>>>>>
>>>>>> Hi Marco,
>>>>>>
>>>>>> before getting into your script, just some important notice about SIP,
>>>>>> forking and q value...
>>>>>>
>>>>>> According to RFC 3261 (and how the serialize_branches() works), when you
>>>>>> have a set of destinations with different q values, the forking must
>>>>>> work like this:
>>>>>>
>>>>>> 1) order the entire set based on the q value
>>>>>> 2) select all dsts that have as q value the min q val from the set (of
>>>>>> course all of the selected dsts will have the q)
>>>>>> 3) do parallel forking with the selected dsts
>>>>>> 4) if still failed, remove the used dsts and go back to step 2 (serial
>>>>>> forking).
>>>>>>
>>>>>>
>>>>>> So, this is actually a combination of serial and parallel forking - the
>>>>>> dsts with different q will be serial forked, but dsts with the same q
>>>>>> will be parallel forked.
>>>>>>
>>>>>> Regards,
>>>>>> Bogdan
>>>>>>
>>>>>> Mauro Davi' wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>> Hi All,
>>>>>>>
>>>>>>> I saw the documentation but it is to much difficult for me J (really I
>>>>>>> think that the folloeing information is missed...), so I have a question.
>>>>>>>
>>>>>>> The below script code add two new destination to my voip platform,
>>>>>>> parallel at domain.com and serial at domain.com <mailto:serial at domain.com>.
>>>>>>>
>>>>>>> The first one works great, but the second one have the same behaviour
>>>>>>> of the first one...
>>>>>>>
>>>>>>> The question is: How I can specify the q value of every branches?
>>>>>>>
>>>>>>> Thanks in advance.
>>>>>>>
>>>>>>> MD
>>>>>>>
>>>>>>> if(uri=~"^sip:parallel@" || uri=~"^sip:serial@" )
>>>>>>>
>>>>>>> {
>>>>>>>
>>>>>>> xlog("L_INFO","Check passed!!!\n");
>>>>>>>
>>>>>>> $var(i)=0;
>>>>>>>
>>>>>>> while ($var(i) < 2)
>>>>>>>
>>>>>>> {
>>>>>>>
>>>>>>> xlog("L_INFO","Cycle Enter $var(i), RURI:$ru\n");
>>>>>>>
>>>>>>> if ($var(i) == 0)
>>>>>>>
>>>>>>> {
>>>>>>>
>>>>>>> $ru="sip:user1 at domain.com";
>>>>>>>
>>>>>>> }
>>>>>>>
>>>>>>> else
>>>>>>>
>>>>>>> {
>>>>>>>
>>>>>>> append_branch();
>>>>>>>
>>>>>>> $ru="sip:user2 at domain.com";
>>>>>>>
>>>>>>> }
>>>>>>>
>>>>>>> alias_db_lookup("dbaliases");
>>>>>>>
>>>>>>> if (is_uri_host_local())
>>>>>>>
>>>>>>> {
>>>>>>>
>>>>>>> # -- Inbound to inbound
>>>>>>>
>>>>>>> if(uri=~"^sip:[0-9]+@")
>>>>>>>
>>>>>>> {
>>>>>>>
>>>>>>> # only route numeric users to PSTN
>>>>>>>
>>>>>>> t_on_failure("2");
>>>>>>>
>>>>>>> route(5);
>>>>>>>
>>>>>>> }
>>>>>>>
>>>>>>> route(6);
>>>>>>>
>>>>>>> }
>>>>>>>
>>>>>>> else
>>>>>>>
>>>>>>> {
>>>>>>>
>>>>>>> # -- Inbound to outbound
>>>>>>>
>>>>>>> # Here we must check the to domain to verify if
>>>>>>>
>>>>>>> # we can send the request to a corporate SBC
>>>>>>>
>>>>>>> sl_send_reply("403", "Forbidden");
>>>>>>>
>>>>>>> exit;
>>>>>>>
>>>>>>> }
>>>>>>>
>>>>>>> $var(i) = $var(i) + 1;
>>>>>>>
>>>>>>> xlog("L_INFO","Cycle Leave $var(i), RURI:$ru");
>>>>>>>
>>>>>>> }
>>>>>>>
>>>>>>> if (uri=~"^sip:serial@")
>>>>>>>
>>>>>>> {
>>>>>>>
>>>>>>> setbflag(10);
>>>>>>>
>>>>>>> serialize_branches(1);
>>>>>>>
>>>>>>> }
>>>>>>>
>>>>>>> route(3);
>>>>>>>
>>>>>>> exit;
>>>>>>>
>>>>>>> }
>>>>>>>
>>>>>>> ------------------------------------------------------------------------
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> Users mailing list
>>>>>>> Users at lists.opensips.org
>>>>>>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at lists.opensips.org
>>>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>>>
>>>>
>>>>
>>>>
>>>>
>>>
>>>
>>>
>>
>>
>
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