/voip

Primary LanguagePython

Setup VOIP Server

get started

  1. requirements:
  • Issabel
  • python3
  1. install python3.9+
# for CentOS 8 / CentOS 7
sudo yum -y update
sudo yum install -y python36
  1. install project requirements:
pip3 install -r requirements
  1. install other system need packages:

yum install -y mpg123 # for play sound

install play.py script

  1. open file /etc/asterisk/extensions.conf
  2. find [macro-dial]
  3. before exten => s,n(dial),AGI(dialparties.agi) set follow commands
exten => s,n, Verbose(0, starting play.py script...)
exten => s,n,Answer()
;exten => s,n,Wait(2)
;exten => s,n,Echo()
exten => s,n(dial),AGI(play.py)
  1. then copy play.py file into /var/lib/asterisk/agi-bin/ directory
  2. set permission with chmod 777 /var/lib/asterisk/agi-bin/play.py
  3. run ./restart.sh to apply changes

for enable asterisk debugging asterisk -rx 'agi set debug on'

set custom sounds

  1. create a .wav file
  2. convert it to .gsm file by using sox:
sox sound1.wav  -r 8000 -c1 sound1.gsm lowpass 4000 compand 0.02,0.05 -60,-60,-30,-10,-20,-8,-5,-8,-2,-8 -8 -7 0.05

  1. copy sound1.gsm to /var/lib/asterisk/sounds/en

  2. now you can play it by agi.stream_file('sound1') on python script

convert mp3 files to gsm files

  1. create a folder named voices/mp3s
  2. copy mp3 files to voices/mp3s
  3. copy convert_mp3_to_gsm.sh to voices/
  4. run script