[SR-Users] Question about setbflag and isbflagset usage

[Alex Balashov]

Branches are a creature of transactions. It follows that “branch flags” are transaction-persistent flags at the branch level, rather than scoped to the transaction as a whole. 

ACKs constitute a separate transaction.

—
Sent from mobile, with due apologies for brevity and errors.

> On May 24, 2019, at 2:45 PM, Sergiu Pojoga <pojogas at gmail.com> wrote:
> 
> Then.. I don't know, lol
> 
> But the fact that ACKs belong or not to even different transactions (depending on whether positive or negative reply) must be playing a role here.
> 
> Good luck. 
> 
>> On Fri, May 24, 2019, 12:11 PM Володимир Іванець, <volodyaivanets at gmail.com> wrote:
>> Hello Sergiu,
>> 
>> We allow multiple contacts to register on single account. They can have different properties.  On step 1 I'm looking for something specific which can be different for different contacts. If I understood correctly setbflag and isbflagset can set and check flags for different branches independently.
>> 
>> Thank you!
>> 
>> пт, 24 трав. 2019 о 18:14 Sergiu Pojoga <pojogas at gmail.com> пише:
>>> I might be wrong, but isn't ACK part of a transaction? If so, you'd need to use setflag/isflagset
>>> 
>>> Cheers.
>>> 
>>>> On Fri, May 24, 2019 at 10:03 AM Володимир Іванець <volodyaivanets at gmail.com> wrote:
>>>> Hello everyone!
>>>> 
>>>> I'm not sure if I correctly understood the description of functions isbflagset and isbflagset so once again I'm asking for help :)
>>>> 
>>>> Here is what I do:
>>>> 1. Asterisk sends INVITE to Kamailio. Kamailio performs lookup of available contacts and then few checks in branch_route. I'm adding setbflag("17", $T_branch_idx); there.
>>>> 2. Later in route[NATMANAGE] I added if (isbflagset("17", $T_branch_idx)) { and additional logic. isbflagset results in true (for same INVITE).
>>>> 3. Finally one of UACs responds with 200 OK. Asterisk generates ACK packet that gets in route[NATMANAGE]. isbflagset results in false.
>>>> 
>>>> So my question is: shouldn't isbflagset be true for ACK too since it's the same branch or I interpreted these fenctions incorrectly?
>>>> 
>>>> Thanks a lot!
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