CircleCI configuraton for helloapp

config.yml

version: 2

jobs:
  build&pushImage:
    working_directory: /go/src/hello-app
    docker:
      - image: circleci/golang:1.10
    steps:
      - checkout
      - run:
          name: build the binary
          command: go build -o hello-app
      - setup_remote_docker:
          docker_layer_caching: true
      - run:
          name: Set the tag for the image, we will concatenate the app verson and circle build number with a `-` char in between
          command:  echo 'export TAG=$(cat VERSION)-$CIRCLE_BUILD_NUM' >> $BASH_ENV
      - run:
          name: Build the docker image
          command: docker build . -t ${CIRCLE_PROJECT_REPONAME}:$TAG
      - run:
          name: Install AWS cli
          command: export TZ=Europe/Minsk && sudo ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > sudo  /etc/timezone && sudo apt-get update && sudo apt-get install -y awscli
      - run:
          name: Login to ECR
          command: $(aws ecr get-login --region $AWS_REGION | sed -e 's/-e none//g')
      - run: 
          name: Tag the image with ECR repo name 
          command: docker tag ${CIRCLE_PROJECT_REPONAME}:$TAG ${HELLOAPP_ECR_REPO}:$TAG    
      - run: 
          name: Push the image the ECR repo
          command: docker push ${HELLOAPP_ECR_REPO}:$TAG
  deploy:
    docker:
        - image: circleci/golang:1.10
    steps:
      - attach_workspace:
          at: /tmp/workspace
      - checkout
      - run:
          name: Install AWS cli
          command: export TZ=Europe/Minsk && sudo ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > sudo  /etc/timezone && sudo apt-get update && sudo apt-get install -y awscli
      - run:
          name: Set the tag for the image, we will concatenate the app verson and circle build number with a `-` char in between
          command:  echo 'export TAG=$(cat VERSION)-$CIRCLE_PREVIOUS_BUILD_NUM' >> $BASH_ENV
      - run:
          name: Install and confgure kubectl
          command: sudo curl -L https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl -o /usr/local/bin/kubectl && sudo chmod +x /usr/local/bin/kubectl  
      - run:
          name: Install and confgure kubectl aws-iam-authenticator
          command: curl -o aws-iam-authenticator https://amazon-eks.s3-us-west-2.amazonaws.com/1.10.3/2018-07-26/bin/linux/amd64/aws-iam-authenticator && sudo chmod +x ./aws-iam-authenticator && sudo cp ./aws-iam-authenticator /bin/aws-iam-authenticator
       - run:
          name: Install latest awscli version
          command: sudo apt install unzip && curl "https://s3.amazonaws.com/aws-cli/awscli-bundle.zip" -o "awscli-bundle.zip" && unzip awscli-bundle.zip &&./awscli-bundle/install -b ~/bin/aws
      - run:
          name: Get the kubeconfig file 
          command: export KUBECONFIG=$HOME/.kube/kubeconfig && /home/circleci/bin/aws eks --region $AWS_REGION update-kubeconfig --name $EKS_CLUSTER_NAME
      - run:
          name: Install and configuire helm
          command: sudo curl -L https://storage.googleapis.com/kubernetes-helm/helm-v2.11.0-linux-amd64.tar.gz | tar xz && sudo mv linux-amd64/helm /bin/helm && sudo rm -rf linux-amd64
      - run:
          name: Initialize helm
          command:  helm init --client-only --kubeconfig=$HOME/.kube/kubeconfig
      - run:
          name: Install tiller plugin
          command: helm plugin install https://github.com/rimusz/helm-tiller --kubeconfig=$HOME/.kube/kubeconfig        
      - run:
          name: Release helloapp using helm chart 
          command: bash scripts/release-helloapp.sh $TAG
workflows:
  version: 2
  primary:
    jobs:
      - build&pushImage
      - deploy:
          requires:
            - build&pushImage