jmms/generators/docker/base.js

Jmms cli tools, Jmms is a java meta-micro-service framework

const _       = require('lodash');
const log     = require('../log');
const shelljs = require('shelljs');

var BaseGenerator = require('../base');

module.exports = class extends BaseGenerator {
    constructor(args, opts) {
        super(args, opts);

        if(!shelljs.which('docker')) {
            log.error(`The \'docker\' command not found, Docker must be installed!`);
            process.exit(1);
        }

        const docker = this.app.config.docker;
        this.img = this.options.image ? this.options.image : (docker ? docker.image : undefined);
        if(!this.img) {
            log.error("The docker image name must be configured at config.json or passed by argument!");
            process.exit(1);
        }
    }

};