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Description:

redfs 0.0.4rc0

RedFS - FreeSWITCH Event Socket

FreeSWITCH Event Socket Protocol Client Library by Python3:Gevent

Why RedFS ?
It's origin fork from greenswitch, with additional implementation:

Minimalize dependency (gevent only)
Large scale adaptation
Bug fix
Python3 syntax improvement

Usage
Installation
pip3 install redfs

FreeSWITCH configuration
event socket module
<configuration name="event_socket.conf" description="Socket Client">
<settings>
<param name="nat-map" value="false"/>
<param name="listen-ip" value="127.0.0.1"/>
<param name="listen-port" value="8021"/>
<param name="password" value="your-esl-password"/>
</settings>
</configuration>

dialplan
<include>
<context name="default">
<extension name="daemon-ex">
<condition regex="all">
<regex field="destination_number" expression="."/>
<action application="sched_hangup" data="+60 ALLOTTED_TIMEOUT"/>
<action application="park"/>
<anti-action application="hangup" data="REQUESTED_CHAN_UNAVAIL"/>
</condition>
</extension>
</context>
</include>

a simple python application for auto answer.
import gevent
import redfs
import traceback

ESL_HOST = '127.0.0.1'
ESL_PORT = 8021
ESL_PASSWORD = 'your-esl-password'
ESL_TIMEOUT = 10

def realtime(event):
event_name = event.headers.get('Event-Name')
uuid = event.headers.get('Unique-ID')
print(f'Event {event_name} with uuid {uuid}')

conn = redfs.InboundESL(host=ESL_HOST, port=ESL_PORT, password=ESL_PASSWORD, timeout=ESL_TIMEOUT)
conn.connect()

if event_name == 'CHANNEL_PARK':
cmd = f'api uuid_answer {uuid}'
res = conn.send(cmd)
print(cmd, res.data)

def printlog(event):
event_name = event.headers.get('Event-Name')
uuid = event.headers.get('Unique-ID')
print(f'Event {event_name} with uuid {uuid}')

cnx = redfs.InboundESL(host=ESL_HOST, port=ESL_PORT, password=ESL_PASSWORD, timeout=ESL_TIMEOUT)
cnx.connect()

cnx.register_handle(['CHANNEL_PARK', 'CHANNEL_ANSWER'], realtime)
cnx.register_handle('*', printlog)
cnx.send('EVENTS PLAIN ALL')
print('connected')
while True:
try:
gevent.sleep(1)
except KeyboardInterrupt:
cnx.stop()
break
except Exception as e:
print(e, traceback.format_exc())

Enjoy!
License
MIT