circle.yml

# These environment variables must be set in CircleCI UI
#
# DOCKER_EMAIL   - login info for docker hub
# DOCKER_USER
# DOCKER_PASS
#
# Read the README for more information.
machine:
  environment:
    GOPATH_HEAD: "$(echo $GOPATH | cut -d ':' -f 1)"
    GOPATH_BASE: "$GOPATH_HEAD/src/github.com/$CIRCLE_PROJECT_USERNAME"
    GO15VENDOREXPERIMENT: 1
    DOCKER_REPO: "$(if [ $CIRCLE_PROJECT_USERNAME == 'Securing-DevOps' ]; then echo securingdevops; else echo $DOCKER_USER; fi)"

  services:
    - docker

dependencies:
  override:
    - rm -rf ${GOPATH_BASE}/
    - mkdir -p "$GOPATH_BASE"
    - mkdir -p "$GOPATH/bin"
    - cp -r ${HOME}/${CIRCLE_PROJECT_REPONAME} ${GOPATH_BASE}/
    - go get github.com/govend/govend
    - sudo pip install awscli

test:
  override:
    - >
        go test
        github.com/${CIRCLE_PROJECT_USERNAME}/${CIRCLE_PROJECT_REPONAME}
    # Go applications in the busybox container must be built statically
    - >
        go install --ldflags '-extldflags "-static"'
        github.com/${CIRCLE_PROJECT_USERNAME}/${CIRCLE_PROJECT_REPONAME}
    - '[ ! -e bin ] && mkdir bin'
    - cp "$GOPATH_HEAD/bin/${CIRCLE_PROJECT_REPONAME}" bin/deployer
    - chmod +x deploymentTests/*
    - docker build -t ${DOCKER_REPO}/${CIRCLE_PROJECT_REPONAME} .

    # Run GOVEND to check if outdated dependencies are present
    - 'GOPATH="$GOPATH_HEAD"; ( cd ${GOPATH_BASE}/${CIRCLE_PROJECT_REPONAME} && govend -u && git diff --quiet )'

deployment:
  hub_latest:
    # appropriately tag and push the container to dockerhub
    # only when on the master branch
    branch: "master"
    commands:
      - >
          docker login -e ${DOCKER_EMAIL}
          -u ${DOCKER_USER} -p ${DOCKER_PASS}
      # write the sha256 sum to an artifact to make image verification easier
      - >
        docker images --no-trunc | awk '/^app/ {print $3}' |
        tee $CIRCLE_ARTIFACTS/docker-image-shasum256.txt
      - docker push ${DOCKER_REPO}/${CIRCLE_PROJECT_REPONAME}

      # trigger ebs redeploy
      - aws elasticbeanstalk update-environment --region us-east-1 --application-name invoicer201707071231 --environment-id e-h4vyur8nup --version-label deployer-api