[Freeswitch-users] Re-2: Ruby and ESL help

[Diego Viola]

Hi guys,

Nevermind with the ESL and EM thing.

I was wondering what the getBody() getHeader() and other ESL stuff
does behind the scenes, in raw socket, do you know?

Thanks,

Diego

On Thu, May 7, 2009 at 4:44 PM, Diego Viola <diego.viola at gmail.com> wrote:
> It seems like EM (EventMachine) can't be used with ESL.
>
> 16:41 < diegoviola> thedonvaughn: i see, so ESL itself can't be used with EM?
> 16:41 < wyhaines> You can't just hand the socket from EM to ESL.
> 16:42 < thedonvaughn> prolly not
> 16:42 < thedonvaughn> and if tmm1 doesn't know how, then i'm going to say no :()
> 16:42 < wyhaines> EM will invoke callbacks on your protocol object
> when data comes in (receive_data), and goes out (send_data).  When the
> connection is
>                  closed (unbind), etc....
> 16:43 < wyhaines> To use ESL, you'd have collect data form
> receive_data into a buffer, and pass that into ESL, and ESL would have
> to support being used in
>                  that way.
> 16:43 < diegoviola> ok then i will just use FSR
> 16:43 < wyhaines> However, it looks like ESL wants to control the
> socket, which won't work because EM is already controlling the socket.
>
> That conversation was in #eventmachine.
>
> Diego
>
> On Thu, May 7, 2009 at 4:11 PM, Diego Viola <diego.viola at gmail.com> wrote:
>> Ok, this seems to work:
>>
>> require 'rubygems'
>> require 'eventmachine'
>>
>> module CallingCard
>>        def post_init
>>                send_data "sendmsg\ncall-command:
>> execute\nexecute-app-name: answer\n\n"
>>                send_data "sendmsg\ncall-command:
>> execute\nexecute-app-name: playback\nexecute-app-arg:
>> tone_stream://%(10000,0,350,440)\n\n"
>>        end
>> end
>>
>> EventMachine::run {
>>        EventMachine::start_server "127.0.0.1", 8084, CallingCard
>> }
>>
>> But what about ESL? :/
>>
>> Diego
>>
>> On Thu, May 7, 2009 at 12:03 PM, Diego Viola <diego.viola at gmail.com> wrote:
>>> I see, but it should work with ESL too right?
>>>
>>> Diego
>>>
>>> On Thu, May 7, 2009 at 7:55 AM, Mikael Aleksander Bjerkeland
>>> <mikael at bjerkeland.com> wrote:
>>>> EventMachine is very different to TCPSocket and is definitely not a
>>>> drop-in replacement. Take a look at FreeSWITCHeR
>>>> (http://code.rubyists.com/projects/fs/repository) and see how they
>>>> implemented EventMachine.
>>>>
>>>>
>>>> More info about EventMachine and specifically #start_server is here:
>>>> http://eventmachine.rubyforge.org/EventMachine.html#M000385
>>>>
>>>>
>>>>
>>>>
>>>> El jue, 07-05-2009 a las 02:11 -0400, Diego Viola escribió:
>>>>> Hi guys,
>>>>>
>>>>> It's me again, does anyone knows why this doesn't work?
>>>>>
>>>>> require 'rubygems'
>>>>> require 'eventmachine'
>>>>> require 'ESL'
>>>>>
>>>>> EventMachine.run {
>>>>>         con = EventMachine::start_server "127.0.0.1", 8084 do
>>>>>                 fd = con.to_i
>>>>>                 esl = ESL::ESLconnection.new(fd)
>>>>>                 esl.execute('answer')
>>>>>         end
>>>>> }
>>>>>
>>>>> But using it with the normal TCPServer works? I'm trying to use ESL
>>>>> with EventMachine, but it doesn't appear to work. Although it does
>>>>> with the normal TCPServer.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> On Sun, May 3, 2009 at 5:43 PM, Diego Viola <diego.viola at gmail.com> wrote:
>>>>> > http://wiki.freeswitch.org/wiki/Event_Socket_Library#Ruby_Example
>>>>> >
>>>>> > Added.
>>>>> >
>>>>> > On Sun, May 3, 2009 at 5:33 PM, Diego Viola <diego.viola at gmail.com> wrote:
>>>>> >> Will post some examples on the wiki now :)
>>>>> >>
>>>>> >> Diego
>>>>> >>
>>>>> >> On Sun, May 3, 2009 at 5:32 PM, Diego Viola <diego.viola at gmail.com> wrote:
>>>>> >>> NICE! It works, it works =D
>>>>> >>>
>>>>> >>> require 'socket'
>>>>> >>> require 'ESL'
>>>>> >>>
>>>>> >>> server = TCPServer.new(8084)
>>>>> >>> loop do
>>>>> >>> con = server.accept
>>>>> >>> fd = con.to_i
>>>>> >>> esl = ESL::ESLconnection.new(fd)
>>>>> >>> esl.execute('answer')
>>>>> >>> esl.execute('playback', 'tone_stream://%(10000,0,350,440)')
>>>>> >>> end
>>>>> >>>
>>>>> >>> Thanks everyone :D
>>>>> >>>
>>>>> >>> Diego
>>>>> >>>
>>>>> >>> On Sun, May 3, 2009 at 5:29 PM, Brian West <brian at freeswitch.org> wrote:
>>>>> >>>> I think its con.fileno in this case?  Not sure.
>>>>> >>>> /b
>>>>> >>>> On May 3, 2009, at 4:00 PM, Diego Viola wrote:
>>>>> >>>>
>>>>> >>>> Yep, it works Guido.
>>>>> >>>>
>>>>> >>>> require 'socket'
>>>>> >>>>
>>>>> >>>> server = TCPServer.new(8084)
>>>>> >>>> loop do
>>>>> >>>>        con = server.accept
>>>>> >>>>        con.puts "connect\n\n"
>>>>> >>>>        con.puts "sendmsg\ncall-command: execute\nexecute-app-name:
>>>>> >>>> answer\n\n"
>>>>> >>>>        con.puts "sendmsg\ncall-command: execute\nexecute-app-name:
>>>>> >>>> playback\nexecute-app-arg: tone_stream://%(10000,0,350,440)\n\n"
>>>>> >>>> end
>>>>> >>>>
>>>>> >>>> Thanks for the tip =D
>>>>> >>>>
>>>>> >>>> Brian West
>>>>> >>>> brian at freeswitch.org
>>>>> >>>> -- Meet us at ClueCon!  http://www.cluecon.com
>>>>> >>>>
>>>>> >>>>
>>>>> >>>>
>>>>> >>>>
>>>>> >>>>
>>>>> >>>> _______________________________________________
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>>>>> >>>>
>>>>> >>>
>>>>> >>
>>>>> >
>>>>>
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>