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Core telephony feature server for the jambones platform

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jambones-feature-server Build Status

This application implements the core feature server of the jambones platform.

Note: If you are a developer looking to work on the code please read our how-to for that.

Configuration

Configuration is provided via environment variables:

variable meaning required?
AWS_ACCESS_KEY_ID aws access key id, used for TTS/STT as well SNS notifications no
AWS_REGION aws region no
AWS_SECRET_ACCESS_KEY aws secret access key, used per above no
AWS_SNS_TOPIC_ARM aws sns topic arn that scale-in lifecycle notifications will be published to no
DRACHTIO_HOST ip address of drachtio server (typically '127.0.0.1') yes
DRACHTIO_PORT listening port of drachtio server for control connections (typically 9022) yes
DRACHTIO_SECRET shared secret yes
ENABLE_METRICS if 1, metrics will be generated no
GOOGLE_APPLICATION_CREDENTIALS path to gcp service key file yes
HTTP_PORT tcp port to listen on for API requests from jambonz-api-server yes
JAMBONES_FREESWITCH IP:port:secret for Freeswitch server (e.g. '127.0.0.1:8021:JambonzR0ck$' yes
JAMBONES_LOGLEVEL log level for application, 'info' or 'debug' no
JAMBONES_MYSQL_HOST mysql host yes
JAMBONES_MYSQL_USER mysql username yes
JAMBONES_MYSQL_PASSWORD mysql password yes
JAMBONES_MYSQL_DATABASE mysql data yes
JAMBONES_MYSQL_CONNECTION_LIMIT mysql connection limit no
JAMBONES_NETWORK_CIDR CIDR of private network that feature server is running in (e.g. '172.31.0.0/16') yes
JAMBONES_REDIS_HOST redis host yes
JAMBONES_REDIS_PORT redis port yes
JAMBONES_SBCS list of IP addresses (on the internal network) of SBCs, comma-separated yes
STATS_HOST ip address of metrics host (usually '127.0.0.1' since telegraf is installed locally no
STATS_PORT listening port for metrics host no
STATS_PROTOCOL 'tcp' or 'udp' no
STATS_TELEGRAF if 1, metrics will be generated in telegraf format no

running under pm2

Typically, this application runs under pm2 using an ecosystem.config.js file similar to this:

module.exports = {
  apps : [
  {
    name: 'jambonz-feature-server',
    cwd: '/home/admin/apps/jambonz-feature-server',
    script: 'app.js',
    instance_var: 'INSTANCE_ID',
    out_file: '/home/admin/.pm2/logs/jambonz-feature-server.log',
    err_file: '/home/admin/.pm2/logs/jambonz-feature-server.log',
    exec_mode: 'fork',
    instances: 1,
    autorestart: true,
    watch: false,
    max_memory_restart: '1G',
    env: {
      NODE_ENV: 'production',
      GOOGLE_APPLICATION_CREDENTIALS: '/home/admin/credentials/gcp.json',
      AWS_ACCESS_KEY_ID: 'XXXXXXXXXXXX',
      AWS_SECRET_ACCESS_KEY: 'YYYYYYYYYYYYYYYYYYYYY',
      AWS_REGION: 'us-west-1',
      ENABLE_METRICS: 1,
      STATS_HOST: '127.0.0.1',
      STATS_PORT: 8125,
      STATS_PROTOCOL: 'tcp',
      STATS_TELEGRAF: 1,
      AWS_SNS_TOPIC_ARM: 'arn:aws:sns:us-west-1:xxxxxxxxxxx:terraform-20201107200347128600000002',
      JAMBONES_NETWORK_CIDR: '172.31.0.0/16',
      JAMBONES_MYSQL_HOST: 'aurora-cluster-jambonz.cluster-yyyyyyyyyyy.us-west-1.rds.amazonaws.com',
      JAMBONES_MYSQL_USER: 'admin',
      JAMBONES_MYSQL_PASSWORD: 'foobarbz',
      JAMBONES_MYSQL_DATABASE: 'jambones',
      JAMBONES_MYSQL_CONNECTION_LIMIT: 10,
      JAMBONES_REDIS_HOST: 'jambonz.zzzzzzz.0001.usw1.cache.amazonaws.com',
      JAMBONES_REDIS_PORT: 6379,
      JAMBONES_LOGLEVEL: 'debug',
      HTTP_PORT: 3000,
      DRACHTIO_HOST: '127.0.0.1',
      DRACHTIO_PORT: 9022,
      DRACHTIO_SECRET: 'sharedsecret',
      JAMBONES_SBCS: '172.31.32.10',
      JAMBONES_FREESWITCH: '127.0.0.1:8021:sharedsecret'
    }
  }]
};

Running the test suite

Please [see this]](./docs/contributing.md#run-the-regression-test-suite).

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Core telephony feature server for the jambones platform

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