Configuration of CI / CD (travis, heroku).

• connect travis to github:

  1. Go to Travis-ci.com and Sign up with GitHub.
  2. Accept the Authorization of Travis CI. You’ll be redirected to GitHub.
  3. Click the green Activate button, and select the repositories you want to use with Travis CI.
  4. Add a .travis.yml file to your repository to tell Travis CI what to do.

• .travis.yml with deploy to heroku

  • gradle wrapper

    language: java
    jdk: oraclejdk8
    
    before_install:
      - chmod +x gradlew
    
    branches:
      only:
      - master
    
    deploy:
      provider: heroku
      api_key:
        secure: $HEROKU_KEY_API
      app: mtumilowicz-hello
    

  • maven wrapper

    language: java
    jdk: oraclejdk8
    
    before_install:
      - chmod +x mvnw
    
    branches:
      only:
      - master
    
    deploy:
      provider: heroku
      api_key:
        secure: $HEROKU_KEY_API
      app: mtumilowicz-hello
    

• HEROKU_KEY_API

  1. download and install heroku-cli: https://devcenter.heroku.com/articles/heroku-cli
  2. log in:

     $ heroku login
     
     Enter your Heroku credentials.
     
     Email: ...
     Password: ...
     

  3. generate $HEROKU_KEY_API

     heroku auth:token
     

  4. set HEROKU_KEY_API in Environment Variables of a project on travis

• additional configuration:

  • gradle junit5

    testCompile group: 'org.junit.jupiter', name: 'junit-jupiter-api', version: '5.2.0'
    testRuntimeOnly('org.junit.jupiter:junit-jupiter-engine:5.2.0')
    
    test {
        useJUnitPlatform()
    }    
    

  • jacoco (code coverage)

    apply plugin: "jacoco"
    

  • sonar (static code analysis)

    • gradle

      plugins {
          id "org.sonarqube" version "2.6.2"
      }
      

    • .travis.yml

      addons:
        sonarcloud:
          organization: "mtumilowicz-github"
          token:
            secure: $SONAR_TOKEN
        
      script:
        - ./gradlew sonarqube
      

• CI using travis
• CD using travis & heroku
• Code analysis: sonar + jacoco
• prints hello on default URL: https://mtumilowicz-hello.herokuapp.com/
• use of spring boot actuator: https://mtumilowicz-hello.herokuapp.com/actuator/health