Files
sbc-sip-sidecar/app.js
2022-09-01 07:36:35 +07:00

83 lines
2.8 KiB
JavaScript

const assert = require('assert');
assert.ok(process.env.JAMBONES_MYSQL_HOST &&
process.env.JAMBONES_MYSQL_USER &&
process.env.JAMBONES_MYSQL_PASSWORD &&
process.env.JAMBONES_MYSQL_DATABASE, 'missing JAMBONES_MYSQL_XXX env vars');
assert.ok(process.env.JAMBONES_REDIS_HOST, 'missing JAMBONES_REDIS_HOST env var');
assert.ok(process.env.DRACHTIO_HOST, 'missing DRACHTIO_HOST env var');
assert.ok(process.env.DRACHTIO_PORT, 'missing DRACHTIO_PORT env var');
assert.ok(process.env.DRACHTIO_SECRET, 'missing DRACHTIO_SECRET env var');
const opts = Object.assign({
timestamp: () => { return `, "time": "${new Date().toISOString()}"`; }
}, { level: process.env.JAMBONES_LOGLEVEL || 'info' });
const logger = require('pino')(opts);
const Srf = require('drachtio-srf');
const srf = new Srf();
const setName = `${(process.env.JAMBONES_CLUSTER_ID || 'default')}:active-sip`;
const {
lookupAllVoipCarriers,
lookupSipGatewaysByCarrier,
} = require('@jambonz/db-helpers')({
host: process.env.JAMBONES_MYSQL_HOST,
user: process.env.JAMBONES_MYSQL_USER,
password: process.env.JAMBONES_MYSQL_PASSWORD,
database: process.env.JAMBONES_MYSQL_DATABASE,
connectionLimit: process.env.JAMBONES_MYSQL_CONNECTION_LIMIT || 10
}, logger);
const {
retrieveSet } = require('@jambonz/realtimedb-helpers')({
host: process.env.JAMBONES_REDIS_HOST || 'localhost',
port: process.env.JAMBONES_REDIS_PORT || 6379
}, logger);
srf.locals = {
...srf.locals,
dbHelpers: {
lookupAllVoipCarriers,
lookupSipGatewaysByCarrier,
},
realtimeDbHelpers: {
retrieveSet
}
};
srf.connect({ host: process.env.DRACHTIO_HOST, port: process.env.DRACHTIO_PORT, secret: process.env.DRACHTIO_SECRET });
srf.on('connect', (err, hp) => {
const ativateRegBot = async(err, hp) => {
if (err) return logger.error({ err }, 'Error connecting to drachtio server');
logger.info(`connected to drachtio listening on ${hp}`);
// Only run when I'm the first member in the set Of Actip Sip SBC
const set = await retrieveSet(setName);
const newArray = Array.from(set);
let startRegBot = !newArray || newArray.length == 0;
if (!startRegBot) {
const firstSbc = newArray.at(0);
const hostports = hp.split(',');
for (const hp of hostports) {
const arr = /^(.*)\/(.*:\d+)$/.exec(hp);
if (firstSbc === arr[2]) {
startRegBot = true;
break;
}
}
}
if (startRegBot) {
srf.locals.regbotStatus = require('./lib/sip-trunk-register')(logger, srf);
} else {
// Timer 30 seconds to make sure the task is transfered to another SBC outbound handler
setTimeout(ativateRegBot.bind(this, err, hp), 30 * 1000);
}
};
ativateRegBot(err, hp);
});
if (process.env.NODE_ENV === 'test') {
srf.on('error', (err) => {
logger.info(err, 'Error connecting to drachtio');
});
}
module.exports = { srf, logger };