Example circleci config with aws-ecr orbs usage

coredns_circleci_config-with-anchor.yml

version: 2.1
orbs:
  aws-ecr: circleci/aws-ecr@0.0.2

initWorkingDir: &initWorkingDir
  type: shell
  name: Initialize Working Directory
  pwd: /
  command: |
    mkdir -p ~/go/src/${CIRCLE_PROJECT_USERNAME}/coredns
    sudo chown -R circleci ~/go
    mkdir -p ~/go/out/tests
    mkdir -p ~/go/out/logs
    mkdir -p /home/circleci/logs
    GOROOT=$(go env GOROOT)
    sudo rm -r $(go env GOROOT)
    sudo mkdir $GOROOT
    LATEST=$(curl -s https://golang.org/VERSION?m=text)
    curl https://dl.google.com/go/${LATEST}.linux-amd64.tar.gz | sudo tar xz -C $GOROOT --strip-components=1
integrationDefaults: &integrationDefaults
  machine:
    image: ubuntu-1604:201903-01
  working_directory: ~/go/src/${CIRCLE_PROJECT_USERNAME}/coredns

buildCoreDNSImage: &buildCoreDNSImage
  - run:
      name: Build latest CoreDNS Docker image
      command: |
        cd ~/go/src/${CIRCLE_PROJECT_USERNAME}/coredns
        make coredns SYSTEM="GOOS=linux" && \
        docker build . -t coredns
jobs:
  coredns-tests:
    <<: *integrationDefaults
    steps:
      - run: *initWorkingDir
      - checkout
      - <<: *buildCoreDNSImage
      - run:
          name: Run Go tests
          command: |
            cd ~/go/src/${CIRCLE_PROJECT_USERNAME}/coredns/test
            go test
workflows:
  integration-tests:
    jobs:
      - coredns-tests
      - aws-ecr/build_and_push_image:
          requires:
            - coredns-tests
          account-url: "${AWS_ACCOUNT_ID}.dkr.ecr.${AWS_DEFAULT_REGION}.amazonaws.com"
          repo: "${AWS_RESOURCE_NAME_PREFIX}"
          region: ${AWS_DEFAULT_REGION}
          tag: latest
          filters:
            branches:
              only: master