buildspec-staging.yml

version: 0.2

phases:
  pre_build:
    commands:
      - echo Docker information
      - docker info
      - echo Logging in to Amazon ECR...
      - aws --version
      - aws ecr get-login-password --region $AWS_DEFAULT_REGION | docker login --username AWS --password-stdin $AWS_ACCOUNT
      - REPOSITORY_URI=$ECR_REPOSITORY_URI
      - COMMIT_HASH=$(echo $CODEBUILD_RESOLVED_SOURCE_VERSION | cut -c 1-7)
      - IMAGE_TAG=staging_${COMMIT_HASH:=latest}
  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 Start Running tests
      - docker run --rm -e DEBUG=True -e SECRET_KEY=secret_test_key $REPOSITORY_URI:latest python manage.py test
      - echo Pushing the Docker images...
      - echo docker image latest - $REPOSITORY_URI:latest
      - echo docker image git tag - $REPOSITORY_URI:$IMAGE_TAG 
      # - docker push $REPOSITORY_URI:latest
      - docker push $REPOSITORY_URI:$IMAGE_TAG
      - echo Writing image definitions file...
      - printf '[{"name":"$ECS_CONTAINER_NAME","imageUri":"%s"}]' $REPOSITORY_URI:$IMAGE_TAG > imagedefinitions.json
      - echo Retrieve the ARNs of all task definitions for your family name FOR $ECS_TASK_DEFINITION_FAMILY...
      - task_definition_arns=$(aws ecs list-task-definitions --family-prefix "$ECS_TASK_DEFINITION_FAMILY" --status ACTIVE --query 'taskDefinitionArns' --output json)
      - echo Sort the task definition ARNs in descending order to get the latest version...
      - sorted_task_definition_arns=$(echo "$task_definition_arns" | jq 'sort_by(.) | reverse')
      - echo Retrieve the latest task definition ARN...
      - latest_arn=$(echo "$sorted_task_definition_arns" | jq --raw-output '.[0]')
      - echo Describe the latest task definition and save the JSON to a file...
      - aws ecs describe-task-definition --task-definition "$latest_arn" --query 'taskDefinition' --output json > previous-task-definition.json
      - echo Below jq command to remove the warnings from github because the properties are not needed for the ECS deploy...
      - jq 'del(.compatibilities, .taskDefinitionArn, .requiresAttributes, .revision, .status, .registeredAt, .registeredBy)' previous-task-definition.json > tmpfile && mv tmpfile previous-task-definition.json
      - echo Modify the JSON to update the image...
      - jq --arg image "$REPOSITORY_URI:$IMAGE_TAG" '.containerDefinitions[0].image = $image' previous-task-definition.json > task-definition.json      
      - echo Run aws ecs register task definition...
      - TASK_DEFINITION_ARN=$(aws ecs register-task-definition --cli-input-json file://task-definition.json --query "taskDefinition.taskDefinitionArn" --output text)
      - echo Registered new task definition - $TASK_DEFINITION_ARN
      - echo Updating Staging ECS service
      - aws ecs update-service --cluster $ECS_CLUSTER_NAME --service $ECS_SERVICE_NAME --task-definition $TASK_DEFINITION_ARN
artifacts:
    files: imagedefinitions.json