config.js

import fs from 'fs';
import { config } from 'dotenv';
config();

const { name: packageName } = JSON.parse(fs.readFileSync('package.json', 'utf-8'));

function getConf(name, defaultValue) {
    if (process.env[name]) {
        if (process.env[name] === 'true') {
            return true;
        }
        if (process.env[name] === 'false') {
            return false;
        }
        return process.env[name];
    }
    return defaultValue;
}

const DEFAULT_PORT = 8090;
const GRAYLOG_PORT = 12201;

export default {
    port: getConf('PORT', DEFAULT_PORT),

    safeMode: getConf('SAFE_MODE', true),

    logging: {
        console: getConf('LOGGING_TO_CONSOLE', true),
        file: getConf('LOGGING_TO_FILE', false),
        path: getConf('LOGGING_PATH', '/var/log/syncAdapter'),
        level: getConf('LOGGING_LEVEL', 'debug'),
        graylog: {
            silent: getConf('GRAYLOG_SILENT', false),
            host: getConf('GRAYLOG_HOST', 'localhost'),
            port: getConf('GRAYLOG_PORT', GRAYLOG_PORT),
            facility: packageName
        }
    },

    auth: {
        adapterToken: getConf('X_ADAPTER_AUTH', 'please set in .env file!')
    }
};