[Freeswitch-users] mod_hiredis

Fri May 15 00:16:18 MSD 2015

Very interesting use case. This should be currently supported with the
raw get and set actions.

William King
Senior Engineer
Quentus Technologies, INC
1037 NE 65th St Suite 273
Seattle, WA 98115
Main:   (877) 211-9337
Office: (206) 388-4772
Cell:   (253) 686-5518
william.king at quentustech.com

On 05/12/2015 06:13 PM, Seven Du wrote:
> maybe use as a central storage for http sessions and ws sessions. or
> even SSO if run FreeSWITCH as a cluster if we extend the http support in
> FreeSWITCH.
> 
> 
> 
> On Wed, May 13, 2015 at 2:15 AM, William King
> <william.king at quentustech.com <mailto:william.king at quentustech.com>> wrote:
> 
>     Peter,
> 
>     The pubsub actions should be available now with the raw app, though this
>     would work in a blocking manner. You do raise a good use case for
>     asynchronous commands, specifically for fire and forget cases like
>     pubsub.
> 
>     For the prefix routing, currently the array return type isn't supported,
>     but if redis returns a single result that should be able to work and be
>     tested right now. Can you provide a few sample redis commands and
>     responses for how you'd setup this scenario?
> 
>     William King
>     Senior Engineer
>     Quentus Technologies, INC
>     1037 NE 65th St Suite 273
>     Seattle, WA 98115
>     Main:   (877) 211-9337 <tel:%28877%29%20211-9337>
>     Office: (206) 388-4772 <tel:%28206%29%20388-4772>
>     Cell:   (253) 686-5518 <tel:%28253%29%20686-5518>
>     william.king at quentustech.com <mailto:william.king at quentustech.com>
> 
>     On 05/12/2015 04:34 AM, Peter Steinbach wrote:
>     > Hello William,
>     >
>     > this is great, the idea of integrating Redis. We currently use
>     Memcache
>     > in raw mode as a method of externally controlling dialplans and
>     failover
>     > scenarios.
>     > Redis, of course, brings much more features here.
>     >
>     >>Currently the two main use cases are:
>     >>1. Call per second limits
>     >>2. Concurrent call limits
>     >>
>     >>Possible additional functionality:
>     >>1. Support for fail-over connections
>     >>2. Asynchronous commands(is there a use case for this?)
>     >
>     > Another idea for your list would be to route calls according to
>     > prefixes. You may lookup Redis with a part of the phone number and it
>     > returns the gateway for this part of the number (redis DB is then
>     > preloaded from another application).
>     > And - as Redis has a publish/subscribe method - you will be able to
>     > publish call informations from the dialplan to multiple external
>     > subscribers (e.g. announce an incoming call to a CRM) without the
>     use of
>     > ESL. Is there a chance to run the redis dialplan app in a non blocking
>     > manner for this scenario, in order to speed up the dialplan?
>     >
>     >
>     >
>     > Best regards
>     > Peter
>     >
>     > On 05/10/15 03:40, William King wrote:
>     >> I'm working on an update Redis integration module that will use the C
>     >> library hiredis:
>     >> http://redis.io/clients#c
>     >> https://github.com/redis/hiredis
>     >>
>     >> I've pushed an alpha version of the module to a branch here:
>     >>
>     https://freeswitch.org/stash/projects/FS/repos/freeswitch/commits?until=
>     >> refs%2Fheads%2Fmod_hiredis
>     >>
>     >> The current module has a dialplan app and an api for 'hiredis_raw'
>     >> which allows any single line Redis command, and executes it in a
>     >> blocking manner, then supports returning string and integer
>     responses.
>     >>
>     >> If anyone on this list has any use cases for FreeSWITCH+Redis, please
>     >> reply to this thread. Currently the two main use cases are:
>     >> 1. Call per second limits
>     >> 2. Concurrent call limits
>     >>
>     >> Possible additional functionality:
>     >> 1. Support for fail-over connections
>     >> 2. Asynchronous commands(is there a use case for this?)
>     >>
>     >>
>     >>
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>     > --
>     > With kind regards
>     > Peter Steinbach
>     >
>     > Telefaks Services GmbH
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