[OpenSIPS-Users] Opensips 1.8 ds_list behavior in dispatcher

Bogdan-Andrei Iancu bogdan at opensips.org
Fri Jan 15 10:31:29 CET 2016


Hi Gunjan,

have you checked the opensips logs for any potential errors ? maybe the 
reload fails.

Regards,

Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
http://www.opensips-solutions.com

On 14.01.2016 19:10, Gunjan Korlekar wrote:
> Hi Bogdan,
>
> Thanks for the clarification regarding the memory and the ds_list command.
> From what I see in the opensipsctl source, the 'opensipsctl dispatcher 
> rmgw' command also runs a 'ds_reload' after running the database query 
> to remove the entry. Hence in my above sequence of operations, the 
> primary storage should have synced with the secondary storage before I 
> ran 'fifo ds_list' and should not have expected data in the ds_list 
> output -
>
> ./opensipsctl dispatcher show
> dispatcher gateways
> +----+-------+------------------+--------+-------+--------+-------+-------------+
> | id | setid | destination      | socket | flags | weight | attrs | 
> description |
> +----+-------+------------------+--------+-------+--------+-------+-------------+
> |  5 |    40 | sip:2.2.2.6:5060 <http://2.2.2.6:5060/> | NULL   |     
> 0 |      1 |       | test1       |
> +----+-------+------------------+--------+-------+--------+-------+-------------+
>
>  ./opensipsctl dispatcher rmgw 5 <<<<------ ds_reload here
>  ./opensipsctl fifo ds_list <<<----- should show synced output ?
> SET_NO:: 1
> SET:: 40
> URI:: sip:2.2.2.6:5060 <http://2.2.2.6:5060/> flag=A
>  ./opensipsctl dispatcher show
> dispatcher gateways
>
> I tried the above by running 'fifo ds_reload' explicitly after 
> 'dispatcher rmgw' as well. However I did not see a difference in the 
> result. Can you please help in understanding the issue?
>
> Thanks,
> Gunjan
>
> On Thu, Jan 14, 2016 at 1:39 AM, Bogdan-Andrei Iancu 
> <bogdan at opensips.org <mailto:bogdan at opensips.org>> wrote:
>
>     Hi Gunjan,
>
>     In dispatcher there are 2 storages:
>         - primary storage which is in memory
>         - secondary storage (read only at startup or reload) which is
>     the DB
>
>     First is about synchronizing the 2 storages (from secondary to
>     primary via a ds_reload command). AFter that is about which
>     storage you are querying for data. Like the "opensipsctl fifo
>     ds_list" (via MI command) gets data from memory cache while the
>     "opensipsctl dispatcher show" simply dumps db content.
>
>     Regards,
>
>     Bogdan-Andrei Iancu
>     OpenSIPS Founder and Developer
>     http://www.opensips-solutions.com
>
>     On 14.01.2016 03:44, Gunjan Korlekar wrote:
>>     Hello,
>>
>>     I am observing some unusual behavior of the ds_list command when
>>     adding and removing gateways in the dispatcher table for opensips 1.8
>>
>>     I am running the following sequence of commands -
>>
>>     ./opensipsctl dispatcher addgw 40 sip:2.2.2.4:5060
>>     <http://2.2.2.4:5060/> 0 'test1'
>>      ./opensipsctl dispatcher addgw 40 sip:2.2.2.5:5060
>>     <http://2.2.2.5:5060/> 0 'test1'
>>      ./opensipsctl dispatcher addgw 40 sip:2.2.2.6:5060
>>     <http://2.2.2.6:5060/> 0 'test1'
>>
>>     When I view the dispatcher list using ds_list I see-
>>      ./opensipsctl fifo ds_list
>>     SET_NO:: 1
>>     SET:: 40
>>     URI:: sip:2.2.2.4:5060 <http://2.2.2.4:5060/> flag=A
>>     URI:: sip:2.2.2.5:5060 <http://2.2.2.5:5060/> flag=A
>>     URI:: sip:2.2.2.6:5060 <http://2.2.2.6:5060/> flag=A
>>     and the ./opensipsctl dispatcher show output is as follows -
>>     dispatcher gateways
>>     +----+-------+------------------+--------+-------+--------+-------+-------------+
>>     | id | setid | destination      | socket | flags | weight | attrs
>>     | description |
>>     +----+-------+------------------+--------+-------+--------+-------+-------------+
>>     |  3 |    40 | sip:2.2.2.4:5060 <http://2.2.2.4:5060/> | NULL |  
>>       0 |      1 |       | test1       |
>>     |  4 |    40 | sip:2.2.2.5:5060 <http://2.2.2.5:5060/> | NULL |  
>>       0 |      1 |       | test1       |
>>     |  5 |    40 | sip:2.2.2.6:5060 <http://2.2.2.6:5060/> | NULL |  
>>       0 |      1 |       | test1       |
>>     +----+-------+------------------+--------+-------+--------+-------+-------------+
>>
>>     However when I remove the 3 gateways one after another using
>>     the ./opensipsctl dispatcher rmgw command. I see that the gateway
>>     that was removed last can still be seen in the ds_list command
>>     even though 'dispatcher show' does not show any gateways present.
>>     Here is the sequence of commands I am executing-
>>
>>      ./opensipsctl dispatcher rmgw 3
>>     ./opensipsctl fifo ds_list
>>     SET_NO:: 1
>>     SET:: 40
>>     URI:: sip:2.2.2.5:5060 <http://2.2.2.5:5060/> flag=A
>>     URI:: sip:2.2.2.6:5060 <http://2.2.2.6:5060/> flag=A
>>      ./opensipsctl dispatcher show
>>     dispatcher gateways
>>     +----+-------+------------------+--------+-------+--------+-------+-------------+
>>     | id | setid | destination      | socket | flags | weight | attrs
>>     | description |
>>     +----+-------+------------------+--------+-------+--------+-------+-------------+
>>     |  4 |    40 | sip:2.2.2.5:5060 <http://2.2.2.5:5060/> | NULL |  
>>       0 |      1 |       | test1       |
>>     |  5 |    40 | sip:2.2.2.6:5060 <http://2.2.2.6:5060/> | NULL |  
>>       0 |      1 |       | test1       |
>>     +----+-------+------------------+--------+-------+--------+-------+-------------+
>>
>>      ./opensipsctl dispatcher rmgw 4
>>      ./opensipsctl fifo ds_list
>>     SET_NO:: 1
>>     SET:: 40
>>     URI:: sip:2.2.2.6:5060 <http://2.2.2.6:5060/> flag=A
>>      ./opensipsctl dispatcher show
>>     dispatcher gateways
>>     +----+-------+------------------+--------+-------+--------+-------+-------------+
>>     | id | setid | destination      | socket | flags | weight | attrs
>>     | description |
>>     +----+-------+------------------+--------+-------+--------+-------+-------------+
>>     |  5 |    40 | sip:2.2.2.6:5060 <http://2.2.2.6:5060/> | NULL |  
>>       0 |      1 |       | test1       |
>>     +----+-------+------------------+--------+-------+--------+-------+-------------+
>>
>>      ./opensipsctl dispatcher rmgw 5
>>      ./opensipsctl fifo ds_list
>>     SET_NO:: 1
>>     SET:: 40
>>     URI:: sip:2.2.2.6:5060 <http://2.2.2.6:5060/> flag=A
>>      ./opensipsctl dispatcher show
>>     dispatcher gateways
>>
>>
>>     Can you please help in understanding this behavior? Is this
>>     expected behavior? Is there something I am missing that needs to
>>     be done to correct this?
>>
>>     -- 
>>     Thanks,
>>     Gunjan
>>
>>
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>
>
>
>
> -- 
> Thanks,
> Gunjan

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