AWS Codebuild File to Deploy a node.js application to ECR

buildspec.yml

version: 0.2
phases:
  pre_build:
    commands:
      - set -e
      - echo - Set parameters
      - AWS_DEFAULT_REGION=YOUR_REGION
      - AWS_ACCOUNT_ID=YOUR_ACCOUNT_ID
      - REGISTRY_NAME=YOUR_REGISTRY_NAME
      - EKS_ROLE_ARN=YOUR_EKS_ROLE_ARN
      - EKS_CLUSTERNAME=YOUR_EKS_CLUSTERNAME
      - REPOSITORY_URI=$AWS_ACCOUNT_ID.dkr.ecr.$AWS_DEFAULT_REGION.amazonaws.com/$REGISTRY_NAME
      - echo - Repository URI - $REPOSITORY_URI
      # ECR Login
      - echo Logging in to Amazon ECR...
      - aws ecr get-login-password --region $AWS_DEFAULT_REGION | docker login --username AWS --password-stdin $REPOSITORY_URI
      - IMAGE_TAG=build-$(echo $CODEBUILD_BUILD_ID | awk -F":" '{print $2}')
      # Update Kube config Home Directory
      - export KUBECONFIG=$HOME/.kube/config
  build:
    commands:
      - echo - Build started on `date`
      - echo - Building the Docker image...
      - docker build -t $REPOSITORY_URI:latest .
      - docker tag $REPOSITORY_URI:latest $REPOSITORY_URI:$IMAGE_TAG
  post_build:
    commands:
      - echo - Build completed on `date`
      - echo - Pushing the Docker images...
      - docker push $REPOSITORY_URI:latest
      - echo "Pushed docker image to ECR"
      - echo - Writing image definitions file...
      - printf '{"AWSEBDockerrunVersion":"1","Image":{"Name":"%s","Update":"true"},"Ports":[{"ContainerPort":80,"HostPort":80}]}' $REPOSITORY_URI:$IMAGE_TAG > Dockerrun.aws.json
      - cat Dockerrun.aws.json
      # Get AWS Credential using STS Assume Role for kubectl
      - echo "Setting Environment Variables related to AWS CLI for Kube Config Setup"
      - CREDENTIALS=$(aws sts assume-role --role-arn $EKS_ROLE_ARN --role-session-name eks-codebuild --duration-seconds 900)
      - export AWS_ACCESS_KEY_ID="$(echo ${CREDENTIALS} | jq -r '.Credentials.AccessKeyId')"
      - export AWS_SECRET_ACCESS_KEY="$(echo ${CREDENTIALS} | jq -r '.Credentials.SecretAccessKey')"
      - export AWS_SESSION_TOKEN="$(echo ${CREDENTIALS} | jq -r '.Credentials.SessionToken')"
      - export AWS_EXPIRATION=$(echo ${CREDENTIALS} | jq -r '.Credentials.Expiration')
      # Updating kubectl with your EKS Cluster
      - echo "Update Kube Config configuration"
      - aws eks update-kubeconfig --name $EKS_CLUSTERNAME
      # Show time, applying manifests changes using kubectl
      - echo "Apply changes to kube manifests"
      - kubectl apply -f deployment.yml
      - echo "All done!!!! Kubernetes changes applied"
      # Create Artifacts which we can use if we want to continue our pipeline for other stages
      - printf '[{"name":"deployment.yml","imageUri":"%s"}]' $REPOSITORY_URI:latest > build.json
artifacts:
  files:
    - build.json
    - deployment.yml