[Freeswitch-users] FreeSWITCH HA question&talk
b_ball_henry at hotmail.com
Sat Oct 16 00:41:46 PDT 2010
For the FS HA, is there a wiki page you are referring to?
On Sat, Oct 16, 2010 at 11:12 AM, Seven Du <dujinfang at gmail.com> wrote:
> I tested FS HA, it works like a charm. however, I'd like to talk about
> some more:
> I tested on my local computer by enabling tack-calls. make a call and
> kill FS, restart FS and execute sofia recover.
> 1) originate user/1000 &record(/tmp/blah.wav)
> Recover works, however, it overwrote the recording. Added
> RECORD_APPEND=true made it work.
> But for other APPs like socket, it might make a new socket to a
> outbound socket, can it send a var like channel_recovered so a
> outbound socket can aware of a recover?
> 2) call from 1000 to 1001
> Recover works. If I also do uuid_record, the recording cannot recover.
> Seems there are no infos in sip_recovery table.
> Neither does record_session, though there's an entry in sip_recovery
> table. I guess it might be possible to get this work.
> If it can send a channel_recovered event, then it might be possible to
> continue the record in outside logic(say, event socket).
> 3) call from 1000 to a gateway outside (NAT-ed), leg-a can recover,
> leg-b failed with:
> 2010-10-16 10:28:17.162241 [ERR] sofia_glue.c:3190 AUDIO RTP REPORTS
> ERROR: [Bind Error!]
> I guess it is caused by NAT. (since I kill & restart FS manually, it
> may take 10 seconds). Is it possible to change the router settings? Or
> could FS send a re-Invite to re-establish media?
> Below are some fantastic thoughts:
> 4) N + M redundancy
> Default FS HA is designed to 1+1 redundancy, it might be interesting
> for N(active)+M(standby) in large farms. If one active FS fails, bind
> the float IP to a standby server and go.
> 5) N (N>2) servers without float IP
> Let's say each client UA register to 2 (or more) servers, If one
> server fails, a FS controller then re-call the client in an active
> call through a pair-server and the client responsible to hangup the
> originate call and automatically answer the new one. This need client
> support of course. :)
> Blog: http://www.dujinfang.com
> Proj: http://www.freeswitch.org.cn
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
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