DevNexus - Building Microservices in Java, Scala, Ruby, and node.js

Getting Started

Developed and tested with the following software:

• a bash-like shell (macOS Sierra 10.12.3)
• cloud foundry command line interface installed

$ brew tap cloudfoundry/tap
$ brew install cf-cli
$ cf -v
cf version 6.23.0+c7866be18-2016-12-22

via homebrew or download and install from: https://github.com/cloudfoundry/cli#downloads

• mongodb 3.4.0 running locally

$ brew install mongodb
$ mongod

via homebrew or download and install from: https://docs.mongodb.com/manual/tutorial/install-mongodb-on-windows/

• git

$ git --version
git version 2.10.1

via homebrew or download and install from: https://git-scm.org

• jdk 1.8+

$ java -version
java version "1.8.0_112"
Java(TM) SE Runtime Environment (build 1.8.0_112-b16)
Java HotSpot(TM) 64-Bit Server VM (build 25.112-b16, mixed mode)

on the following languages:

• scala 2.11.8
• sbt 0.13.13
• ruby 2.4.0
• node 7.5.0

Java

The Java portion of this project runs on Spring Boot and uses Spring Data MongoDB and Spring REST. Cloud configuration is provided by Spring Cloud Connectors. The tests expect a local running copy of MongoDB in order to test properly.

To Run ./gradlew bootRun

To Test ./gradlew test

To Package for Deployment ./gradlew build

Scala

The Scala portion of this project runs on Scalatra with ReactiveMongo for asynchronous persistence.

To Run ./sbt ~jetty:start

To Test ./sbt test

To Package for Deployment ./sbt clean assembly

Ruby

The Ruby portion of this project runs on Sinatra.

Prerequisites

$ sudo gem install bundler`
$ bundle install

To Run bundle exec thin start

To Test ruby devnexus.spec.rb

Node.js

The node.js portion of this project runs on Restify. Tests are executed by Mocha with Chai assertions using supertest.

Prerequisites

$ npm install

To Run npm start

To Test npm test