[Asterisk-Dev] How does Asterisk choose the CDr backend to use?

[Heison Chak]

My understanding is, Asterisk will send to all configured CDR interfaces
unless you tell it not to (e.g. noload => cdr_csv.so)

-Heison

On Tue, Mar 01, 2005 at 11:19:52AM -0500, David Filion wrote:
> Heison Chak wrote:
> 
> >Hi David,
> >
> >	For future reference, please direct these type of questions 
> >to asterisk-users. By default, CDR will be logged to master.csv (the 
> >local file); if you want to disable it, you need to have: 
> >
> >;modules.conf
> >noload => cdr_csv.so 
> >
> >	If you want CDR in PostgreSQL, you need to have:
> >
> >;cdr_pgsql.conf
> >[global]
> >hostname=databasehost
> >port=5432
> >dbname=asterisk
> >password=password
> >user=asterisk
> >table=cdr
> >
> >	Likewise for MySQL. Alternately, you can use ODBC, look for 
> >cdr_odbc.conf.sample in /usr/src/asterisk/samples
> >
> >-Heison
> >On Tue, Mar 01, 2005 at 10:47:15AM -0500, David Filion wrote:
> > 
> >
> >>Hi,
> >>
> >>I'm trying to understand how Asterisk chooses the backend it's going to 
> >>use for storing CDRs.
> >>For example, if PostgreSQL, MySQL, and FreeTDS are installed, how does 
> >>Asterisk know
> >>which one to choose? Does it choose which ever one is configured are 
> >>forget about the rest
> >>or will it send a CDR to each configured backend?
> >>
> >>The reason I'm asking is because I've been asked to put in logic that 
> >>will write CDRs to a local
> >>file if the CDR engine cannot send the CDR to the DB being used.
> >>
> >>Thanks,
> >>
> >>David Filion
> >>
> >>
> >>   
> >>
> 
> Maybe I wasn't clear in my wording.  I know how to configure the 
> individual "engines". That's not what I'm interested in. What I am 
> curious about is how Asterisk, during it's start up/load, determines 
> which engine to use.  If I configure all of the CDR engines (FreeTDS, 
> SQLlite, Mysql, PostgreSQL, etc) will Asterisk send the CDR to each of 
> the engines resulting in a cdr in each or will Asterisk pick one of the 
> N possibilities and just go with that one?
> 
> ps.  I did ask on the users list but only received one answer that I was 
> unable to replicate.
> 
> David
> 
> 
> 
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