[OpenSIPS-Devel] [ opensips-Bugs-3590953 ] Dialog module: dlg_terminate_dlg and register_dlgcb function

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Bugs item #3590953, was opened at 2012-11-29 01:36
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Category: modules
Group: None
Status: Open
Resolution: None
Priority: 5
Private: No
Submitted By: https://www.google.com/accounts ()
Assigned to: Nobody/Anonymous (nobody)
Summary: Dialog module: dlg_terminate_dlg and register_dlgcb function

Initial Comment:
Hello,

On 11/26/12 3:52 PM, Eduardo Lejarreta wrote:
>
> Good evening.
>
>  
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> I’m a rookie (not a developer), on users mailling list I’ve been forwarded to this. Anyway, this is the case:
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> Dialog, tm, rr and acc: 3.2.1 modules version
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> When you finish externally a dialog, vía FIFO command with “dlg_terminate_dlg: callid, from_tag” the callback register function “register_dlgcb” on “DLGCB_TERMINATED” event returns a:
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> dlg_cb_params * params->req             with (NIL) value.
the request does not exist in this case, going to be generated locally.

>  
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> This callback  register function is used by “acc” module with acc_cdr accounting enabled to track the end of the call.
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> In this scenario acc module can not account the end of the call. -> ERROR: acc [acc_cdr.c:480]: invalid values#012!
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> If you try this scenario over TCP and with “RR” module with “enable_double_rr” enabled you will see that the “acc” module is able to track the end of the call because a double “Record-route” header is inserted by proxy.
>  
> Do you think this could be an issue that it can be resolved in future? Or may be we’re forgetting something.
>  
> Any help, any idea?, 
Maybe you can solve it by storing dialog hash and id -- see the $dlg(...) class of variables.

It should be solved in a way or another, to become useful, please open an issue on the tracker not to forget about it. I plan to look a bit at cdr accounting with dialog before the next major release.

Cheers,
Daniel

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