CI and CD

Nettecamp 27.8.2016

Transcript

1. CI and CD
   Nette Camp 27.8.2016
   

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2. Key concepts
   4 Continuous Delivery (CD)
   4 Continuous Integration (CI)
   4 Continuous Deployment
   

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3. Continuous Integration
   

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4. Continuous Integration (CI)
   4 is a development practice that requires developers
   to integrate code into a shared repository several
   times a day. Each check-in is then verified by an
   automated build, allowing teams to detect problems
   early.
   

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5. Continuous Delivery
   

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6. Continuous Delivery
   4 is a software development discipline where you build
   software in such a way that the software can be
   released to production at any time.
   

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7. Continuous Deployment
   

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8. Continuous Deployment
   4 means that every change goes through the pipeline
   and automatically gets put into production,
   resulting in many production deployments every day.
   

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9. How we do Continuous
   Delivery in Apiary
   

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13. Continuous Integration
    Engines
    

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15. Key features from CIE
    4 job definitions in repository
    4 autoscaling on traffic with lowest possible price
    4 pipelines
    4 caching for installations (apt, npm, gem, composer,
    docker)
    4 docker support (registry, caching layers)
    4 matrix builds (OSS)
    

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16. Job definitions in
    repository
    

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17. sudo: "required"
    dist: "trusty"
    language: "node_js"
    node_js:
    - "0.10"
    - "0.12"
    - "4"
    - "6"
    env:
    global:
    # GH_TOKEN and NPM_TOKEN encrypted by 'travis encrypt' utility
    - secure: "<<>>"
    cache:
    directories:
    - "node_modules"
    before_install:
    - "npm -g install npm@latest"
    - "gem install travis"
    - "curl -Lo travis_after_all.py https://raw.githubusercontent.com/dmakhno/travis_after_all/master/travis_after_all.py"
    before_script:
    - "npm run lint"
    script:
    - "npm test"
    - "npm run test:hooks-handlers"
    after_success: # travis_after_all.py is needed due to travis-ci/travis-ci#1548 & travis-ci/travis-ci#929
    - "npm run coveralls"
    - "python travis_after_all.py"
    - "export $(cat .to_export_back)"
    - "npm run semantic-release || true"
    

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18. node('node') {
    currentBuild.result = "SUCCESS"
    try {
    stage 'Checkout'
    checkout scm
    stage 'Test'
    env.NODE_ENV = "test"
    print "Environment will be : ${env.NODE_ENV}"
    sh 'node -v'
    sh 'npm prune'
    sh 'npm install'
    sh 'npm test'
    stage 'Build Docker'
    sh './dockerBuild.sh'
    stage 'Deploy'
    echo 'Push to Repo'
    sh './dockerPushToRepo.sh'
    echo 'ssh to web server and tell it to pull new image'
    sh 'ssh deploy@xxxxx.xxxxx.com running/xxxxxxx/dockerRun.sh'
    stage 'Cleanup'
    echo 'prune and cleanup'
    sh 'npm prune'
    sh 'rm node_modules -rf'
    mail body: 'project build successful',
    from: 'xxxx@yyyyy.com',
    replyTo: 'xxxx@yyyy.com',
    subject: 'project build successful',
    to: 'yyyyy@yyyy.com'
    }
    catch (err) {
    currentBuild.result = "FAILURE"
    mail body: "project build error: ${err}" ,
    from: 'xxxx@yyyy.com',
    replyTo: 'yyyy@yyyy.com',
    subject: 'project build failed',
    to: 'zzzz@yyyyy.com'
    throw err
    }
    }
    

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19. Autoscaling
    

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21. Pipelines
    

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23. Caching
    

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25. Docker support
    

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26. machine:
    services:
    - docker
    dependencies:
    override:
    - docker info
    - docker build -t circleci/elasticsearch .
    test:
    override:
    - docker run -d -p 9200:9200 circleci/elasticsearch; sleep 10
    - curl --retry 10 --retry-delay 5 -v http://localhost:9200
    deployment:
    hub:
    branch: master
    commands:
    - docker login -e $DOCKER_EMAIL -u $DOCKER_USER -p $DOCKER_PASS
    - docker push circleci/elasticsearch
    

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27. Matrix builds
    

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28. matrix:
    GO_VERSION:
    - 1.4
    - 1.3
    REDIS_VERSION:
    - 2.6
    - 2.8
    - 3.0
    

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29. Distributed job across
    multiple nodes
    

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31. Q & A
    Ladislav Prskavec
    ladislav@prskavec.net
    @abtris
    

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