.gitlab-ci.yml

image: docker:git
services:
    - docker:dind
 
variables:
    IMAGE_NAME: "something/app"
    IMAGE_URL: "something/repo"
before_script:
    # install ssh-agent
    - 'which ssh-agent || ( apt-get update -y && apt-get install openssh-client -y )'
    
    # run ssh-agent
    - eval $(ssh-agent -s)
    
    #copy key to file
    - echo "$SSH_PRIVATE_KEY" > ./key.file
    - chmod 400 ./key.file
    
    # add ssh key stored in SSH_PRIVATE_KEY variable to the agent store
    - ssh-add ./key.file
    
    # disable host key checking (NOTE: makes you susceptible to man-in-the-middle attacks)
    # WARNING: use only in docker container, if you use it with shell you will overwrite your user's ssh config
    - mkdir -p ~/.ssh
    - '[[ -f /.dockerenv ]] && echo -e "Host *\n\tStrictHostKeyChecking no\n\n" > ~/.ssh/config'
stages:
    - build
    - deploy
build_image_job:
  stage: build
  script:
    - docker build -t $IMAGE_NAME .
    - docker tag $IMAGE_NAME $IMAGE_URL:$CI_BUILD_REF
    - docker run -dP --name="app" $IMAGE_NAME
    - sleep 10
    - docker exec app npm run unit
    - docker exec app npm run integration
    - docker login -u user -p passw0rd
    - docker push $IMAGE_URL
deploy_image_job:
    stage: deploy
    environment: production
    only:
        - master
    script:
        - ssh [email protected] "docker service update app --image $IMAGE_URL:$CI_BUILD_REF"