[Kamailio-Users] custom module depends on usrloc, the load order

[toly]

Hello Daniel,

What about usrloc_api which which does not have get_number_of_users()
listed?
Should I fix it, will it work?

Thanks,
Toly.



Daniel-Constantin Mierla-4 wrote:
> 
> Hello,
> 
> On 09/11/08 03:02, toly wrote:
>> Greetings,
>>
>> I have 2 questions.
>>
>> 1. I've created custom module where I'd like to get number of users from
>> usrloc module. Here is the code:
>>
>>  LOG(L_INFO,"PRESOURCE: Initializing\n");
>>     bind_usrloc = (bind_usrloc_t)find_export("ul_bind_usrloc", 1, 0);
>>     if ( !bind_usrloc ) {
>>          LOG(L_CRIT, "Can't bind usrloc (find_export) check if loaded");
>>          goto error;
>>     }
>>     if ( !bind_usrloc(&ul) ) {
>>          LOG(L_CRIT, "Can't bind usrloc");
>>          goto error;
>>     }
>>   
> bind_usrloc() returns 0 on success, so the condition in the if is wrong. 
> Actually the bind_usrloc() is successfully.
> 
> Cheers,
> Daniel
> 
> 
>> When this code is enabled if fails on second if. Looks like usrloc module
>> is
>> not loaded. Here's the log
>>
>> 09/10 18:50:57 4431 info  <statistics.c: 135> INFO: statistics manager
>> successfully initialized
>> 09/10 18:50:57 4431 info  <uac.c: 139> UAC - initializing
>> 09/10 18:50:57 4431 info  <hslot.c: 44> INFO:ul_init_locks: locks array
>> size
>> 512
>> 09/10 18:50:57 4431 info  <pike.c: 108> PIKE - initializing
>> 09/10 18:50:57 4431 info  <ip_tree.c: 86> INFO:pike:init_lock_set:
>> probing
>> 256 set size
>> 09/10 18:50:57 4431 info  <avpops.c: 164> AVPops - initializing
>> 09/10 18:50:57 4431 info  <sl.c: 130> StateLess module - initializing
>> 09/10 18:50:57 4431 info  <tm.c: 586> TM - initializing...
>> 09/10 18:50:57 4431 notice  <maxfwd.c: 97> Maxfwd module- initializing
>> 09/10 18:50:57 4431 info  <presource.c: 146> PRESOURCE: Initializing
>> 09/10 18:50:57 4431 crit  <presource.c: 155> Can't bind usrloc
>> 09/10 18:50:57 4431 err  <sr_module.c: 465> init_mod(): Error while
>> initializing module presource
>>
>> In config script loadmodule("usrloc.so") is prior to load my custom
>> module.
>> When I disable above code, then load order follows config file order.
>>
>> 2. Here's how I wanted to get number of users:
>> unsigned long get_number_of_users()
>> {
>>     return ul.get_number_of_users();
>> }
>>
>> But usrloc_api_t does not contain this cmd function despite it's exported
>> in
>> usrloc module
>>
>> typedef struct usrloc_api {
>>         int           use_domain;
>>         int           db_mode;
>>         unsigned int  nat_flag;
>>
>>         register_udomain_t   register_udomain;
>>         get_all_ucontacts_t  get_all_ucontacts;
>>
>>         insert_urecord_t     insert_urecord;
>>         delete_urecord_t     delete_urecord;
>>         get_urecord_t        get_urecord;
>>         lock_udomain_t       lock_udomain;
>>         unlock_udomain_t     unlock_udomain;
>>
>>         release_urecord_t    release_urecord;
>>         insert_ucontact_t    insert_ucontact;
>>         delete_ucontact_t    delete_ucontact;
>>         get_ucontact_t       get_ucontact;
>>
>>         update_ucontact_t    update_ucontact;
>>
>>         register_watcher_t   register_watcher;
>>         unregister_watcher_t unregister_watcher;
>>         register_ulcb_t      register_ulcb;
>> } usrloc_api_t;
>>
>>
>> Thanks,
>> Toly
>>
>>   
> 
> -- 
> Daniel-Constantin Mierla
> http://www.asipto.com
> 
> 
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> 
> 

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