folley / JAlgoArena-Eureka

Eureka Discovery service for JAlgoArena

JAlgoArena Eureka

JAlgoArena Eureka is Discovery service for all backend JAlgoArena services. It's created based on Netflix Eureka with usage of Spring Boot and Spring Cloud.

• Introduction
• Components
• Continuous Delivery
• Infrastructure
• [Running Locally] (#running-locally)
• Notes

Introduction

• Eureka server is the place where all JAlgoArena services registers itself - so then they can be found without direct dependency between services. Additionally - together with API Gateway it allows on easily scaling any stateless services - which is crucial for scaling Judge Agents.

Components

• JAlgoArena
• JAlgoArena API

Continuous Delivery

• initially, developer push his changes to GitHub
• in next stage, GitHub notifies Travis CI about changes
• Travis CI runs whole continuous integration flow, running compilation, tests and generating reports
• application is deployed into Heroku machine

Infrastructure

• Heroku (PaaS)
• Spring Boot, Spring Cloud
• Netflix Eureka (discovery service)
• TravisCI - https://travis-ci.org/spolnik/JAlgoArena-Eureka

Running locally

There are two ways to run it - from sources or from binaries.

• Default port: 5000

Running from binaries

• go to releases page and download last app package (JAlgoArena-Eureka-[version_number].zip)
• after unpacking it, go to folder and run ./run.sh (to make it runnable, invoke command chmod +x run.sh)
• you can modify port in run.sh script, depending on your infrastructure settings. The script itself can be found in here: run.sh

Running from sources

• run git clone https://github.com/spolnik/JAlgoArena-Eureka to clone locally the sources
• now, you can build project with command ./gradlew clean bootRepackage which will create runnable jar package with app sources. Next, run java -Dserver.port=5000 -jar build\libs\jalgoarena-eureka-*.jar which will start application
• there is second way to run app with gradle. Instead of running above, you can just run ./gradlew clean bootRun

Notes

• Travis Builds