config.yml

version: 2.1
orbs:
  aws-cli: circleci/aws-cli@3.1.4
  # terraform: circleci/terraform@3.2.0
commands:
  install_awscli:
      description: Install AWS CLI v2
      steps:
        - run:
            name: Install AWS CLI v2
            command: |
              curl "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip"
              unzip -u awscliv2.zip
              sudo ./aws/install 
  install_terraform:
      description: Install Terraform
      steps:
        - run:
            name: Install Terraform
            command: |
              curl -LO "https://releases.hashicorp.com/terraform/1.0.0/terraform_1.0.0_linux_amd64.zip"
              unzip terraform_1.0.0_linux_amd64.zip
              sudo mv terraform /usr/local/bin/
              terraform -v
  install_kubectl:
      description: Install kubectl
      steps:
        - run:
            name: Install kubectl
            command: |
              curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
              chmod +x ./kubectl
              sudo mv ./kubectl /usr/local/bin/kubectl
  configure_kubectl:
      description: Configure kubectl
      steps:
        - run:
            name: Configure kubectl
            command: |
              aws eks --region $AWS_REGION update-kubeconfig --name $EKS_CLUSTER_NAME
jobs:
  init:
    working_directory: /tmp/project
    docker:
      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
    steps:
      - checkout
      - run:
          name: Terraform init
          command: |
            cd terraform-kubernetes/
            terraform init -input=false
      - persist_to_workspace:
          root: .
          paths:
            - .
  plan:
    docker:
      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
    steps:
      - attach_workspace:
          at: .
      - run:
          name: Terraform plan
          command: |
            cd terraform-kubernetes/
            terraform plan -out terraform-apply
      - persist_to_workspace:
          root: .
          paths:
            - .

  apply:
    docker:
      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
    steps:
      - attach_workspace:
          at: .
      - run:
          name: Terraform apply
          command: |
            cd terraform-kubernetes/
            terraform apply -auto-approve terraform-apply
      - persist_to_workspace:
          root: .
          paths:
            - .
      
  plan-destroy:
    docker:
      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
    steps:
      - attach_workspace:
          at: .
      - run:
          name: terraform create destroy plan
          command: |
            cd terraform-kubernetes/
            terraform plan -destroy -out terraform-destroy 
      - persist_to_workspace:
          root: .
          paths:
            - .
  destroy:
    docker:
      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
    steps:
      - attach_workspace:
          at: .
      - run:
          name: terraform destroy
          command: |
            # kubectl delete --all pods -n sock-shop
            # kubectl delete --all services -n sock-shop
            # kubectl delete --all deployments -n sock-shop
            # kubectl delete --all pods -n default
            # kubectl delete --all services -n default
            # kubectl delete --all deployments -n default 
            cd terraform-kubernetes/
            terraform apply -auto-approve terraform-destroy
            
   
  # stop:
  #   docker:
  #     - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
  #   steps:
  #     - attach_workspace:
  #         at: .
  #     - run:
  #         name: terraform destroy
  #         command: |
  #           cd terraform-kubernetes/
  #           terraform apply -auto-approve terraform-destroy
      
  build-my-app:
    docker:
      - image: cimg/python:3.10
    steps:
      - checkout

      - run:
          name: Install Docker client
          command: |
            set -x
            VER="17.03.0-ce"
            curl -L -o /tmp/docker-$VER.tgz https://get.docker.com/builds/Linux/x86_64/docker-$VER.tgz
            tar -xz -C /tmp -f /tmp/docker-$VER.tgz
            sudo mv /tmp/docker/* /usr/bin
      
      - setup_remote_docker

      - run:
          name: Build Docker image
          command: |
            cd voting-app/vote
            docker build -t $APP .
      - run:
          name: Push to Docker Hub
          command: |
            cd voting-app/vote
            echo "$DOCKER_PASSWORD"
            docker login -u $DOCKER_USERNAME -p $DOCKER_PASSWORD
            docker tag $APP:latest $DOCKER_USERNAME/$APP
            docker push $DOCKER_USERNAME/$APP
            
  deploy-my-app:
    docker:
      - image: cimg/python:3.10
    steps:
      - checkout
      - install_awscli
      - install_kubectl
      - configure_kubectl
      - run:
          name: Configure kubectl
          command: |
            aws eks --region $AWS_REGION update-kubeconfig --name $EKS_CLUSTER_NAME
      - run:
          name: Deploy image to EKS cluster
          command: |
            kubectl apply -f votingapp-kubernetes/app-voting-kubernetes.yaml
            sleep 300
            kubectl get pods
            kubectl describe pods 
            # kubectl get services
            # kubectl get service voting-service -n voting-application
            kubectl get service voting-service -n voting-application -o jsonpath='{.status.loadBalancer.ingress[0].hostname}'

  configure-domain:
    docker:
      - image: cimg/python:3.10
    steps:
      - attach_workspace:
          at: .
      - checkout
      - install_awscli
      - install_terraform
      - install_kubectl
      - configure_kubectl
      - run:
          name: Terraform init
          command: |
            cd terraform-domain/
            terraform init -input=false
      - persist_to_workspace:
          root: .
          paths:
            - .
  plan-domain:
    docker:
      - image: cimg/python:3.10
    steps:
      - attach_workspace:
          at: .
      - checkout
      - install_awscli
      - install_kubectl
      - configure_kubectl
      - install_terraform
      - run:
          name: Terraform plan
          command: |
            cd terraform-domain/
            terraform plan -out tf-apply
      - persist_to_workspace:
          root: .
          paths:
            - .
  
  apply-domain:
    docker:
      - image: cimg/python:3.10
    steps:
      - attach_workspace:
          at: .
      - checkout
      - install_awscli
      - install_kubectl
      - configure_kubectl
      - install_terraform
      - run:
          name: Terraform apply
          command: |
            cd terraform-domain/
            terraform apply -auto-approve tf-apply
      - persist_to_workspace:
          root: .
          paths:
            - .
  plan-destroy-domain:
    docker:
      - image: cimg/python:3.10
    steps:
      - attach_workspace:
          at: .
      - checkout
      - install_awscli
      - install_kubectl
      - configure_kubectl
      - install_terraform
      - run:
          name: terraform create destroy plan
          command: |
            cd terraform-domain/
            terraform plan -destroy -out tf-destroy 
      - persist_to_workspace:
          root: .
          paths:
            - .
  destroy-domain:
    docker:
      - image: cimg/python:3.10
    steps:
      - attach_workspace:
          at: .
      - checkout
      - install_awscli
      - install_kubectl
      - configure_kubectl
      - install_terraform
      - run:
          name: terraform destroy
          command: |
            cd terraform-domain/
            terraform apply -auto-approve tf-destroy 

  delete-all-pods:
      docker:
        - image: cimg/python:3.10
      steps:
        - checkout
        - install_awscli
        - install_kubectl
        - configure_kubectl
        - run:
            name: Delete from EKS cluster
            command: |
              # kubectl apply -f kubernetes-sock-shop/manifests-monitoring/
              # bash setup.sh
              kubectl delete --all pods -n sock-shop
              kubectl delete --all services -n sock-shop
              kubectl delete --all deployments -n sock-shop
              kubectl delete --all pods -n default
              kubectl delete --all services -n default
              kubectl delete --all deployments -n default
  sock-shop:
    docker:
      - image: cimg/python:3.10
    steps:
      - checkout
      - install_awscli
      - install_kubectl
      - configure_kubectl
      - run:
          name: Deploy sock-shop to EKS cluster
          command: |
            kubectl create namespace sock-shop
            kubectl apply -f kubernetes-sock-shop
            sleep 200
            kubectl get services -n sock-shop
            # kubectl get svc -n sock-shop -o jsonpath='{.items[?(@.spec.type=="LoadBalancer")].status.loadBalancer.ingress[0].ip}'
            # kubectl get service -n sock-shop front-end -o jsonpath='{.status.loadBalancer.ingress[0].ip}'
            kubectl get service front-end -n sock-shop -o jsonpath='{.status.loadBalancer.ingress[0].hostname}'



  prometheus:
    docker:
      - image: cimg/python:3.10
    steps:
      - checkout
      - install_awscli
      - install_kubectl
      - configure_kubectl
      - run:
          name: Deploy image to EKS cluster
          command: |
            kubectl apply -f kubernetes-sock-shop/manifests-monitoring/
            bash setup.sh
            # kubectl delete --all pods -n sock-shop
            # kubectl delete --all services -n sock-shop
            # kubectl delete --all deployments -n sock-shop
            # kubectl delete --all pods -n default
            # kubectl delete --all services -n default
            # kubectl delete --all deployments -n default
      # - delete-all-pods
            
workflows:
  version: 2
  deploy-apps:
    jobs:
      # - init
      # - plan:
      #     requires: [init]
      # - hold-apply:
      #     type: approval
      #     requires: [plan]
      # - apply:
      #     requires: [hold-apply]
      # - plan-destroy:
      #     requires: [apply, sock-shop, prometheus] 
      # - hold-destroy:
      #     type: approval
      #     requires: [plan-destroy]
      # - destroy:
      #     requires: [hold-destroy]
      # - delete-all-pods:
      #     requires: [hold-destroy]  
      # - build-my-app:
          # requires: [apply]
      # - deploy-my-app
          # requires: [apply]
          # requires: [build-my-app]
      # - sock-shop:
          # requires: [apply]
      # - prometheus:
          # requires: [apply]
      - configure-domain
      #     # requires: [sock-shop, prometheus, deploy-my-app]
      - plan-domain:
          requires: [configure-domain]
      - hold-apply-domain:
          type: approval
          requires: [plan-domain]
      - apply-domain:
          requires: [hold-apply-domain]
      - plan-destroy-domain:
          requires: [apply-domain]
      - hold-destroy-domain:
          type: approval
          requires: [plan-destroy-domain]
      - destroy-domain:
          requires: [hold-destroy-domain]