Commands and code snippets used in the presentation on Astericon 2025

Presentation. Asterisk as VoIP testing framework.

Directory structure

.
├── README.md
├── ansible
│   ├── inventory
│   │   └── sip.yml
│   ├── playbooks
│   │   ├── configure_sip_service.yml
│   │   ├── configure_sip_tester.yml
│   │   └── install_asterisk.yml
│   ├── templates
│   │   ├── service_pjsip.conf.j2
│   │   ├── sip_users.yml
│   │   ├── tester_pjsip.conf.j2
│   │   └── tester_pjsip_nice.conf.j2
│   └── users.csv
├── asterisk
│   └── extensions.conf
└── call_generating_scripts
    ├── call.py
    └── call.sh

asterisk/ - Asterisk dialplan examples

ansible/ - Ansible playbooks used in the presentation

call_generating_scripts/ - Bash/Python scripts for generating calls

Generate configuration for 'SIP service'

ansible-playbook playbooks/configure_sip_service.yml -i inventory/sip.yml

Generate basic configuration for sip-tester

ansible-playbook playbooks/configure_sip_tester.yml -i inventory/sip.yml -e nice=1

Generate advanced(randomized) configuration for sip-tester

ansible-playbook playbooks/configure_sip_tester.yml -i inventory/sip.yml

Basic call generation with asterisk CLI and originate command

asterisk -rx 'channel originate local/1234@testing application wait 10'

Generate up to 100 CPS(calls per second) with bash

while true; do asterisk -rx 'channel originate local/1234@testing application wait 10'; sleep 0.01; done

"Friendly scanning" extension range 1000-1300 with bash

for num in {1000..1300}; do asterisk -rx "channel originate local/$num@testing application wait 10"; sleep 0.01 ; done

Running prometheus with docker

docker run \
    -p 9090:9090 \
    -v /root/prometheus.yml:/etc/prometheus/prometheus.yml \
    prom/prometheus

Running asterisk with local configuration but inside a docker container

docker run -d --rm  -v /etc/asterisk:/etc/asterisk  wazoplatform/asterisk:latest