version: 0.2

env:
  variables:
    FRAMEWORK_VERSION: '1.7.0'
    CPU_INSTANCE_TYPE: 'ml.c4.xlarge'
    GPU_INSTANCE_TYPE: 'ml.p2.xlarge'
    ECR_REPO: 'sagemaker-test'
    GITHUB_REPO: 'sagemaker-mxnet-container'
    DLC_ACCOUNT: '763104351884'
    SETUP_FILE: 'setup_cmds.sh'
    SETUP_CMDS: '#!/bin/bash\npython3.6 -m pip install --upgrade pip\npython3.6 -m pip install -U -e .\npython3.6 -m pip install -U -e .[test]'

phases:
  pre_build:
    commands:
      - start-dockerd
      - ACCOUNT=$(aws --region $AWS_DEFAULT_REGION sts --endpoint-url https://sts.$AWS_DEFAULT_REGION.amazonaws.com get-caller-identity --query 'Account' --output text)
      - PREPROD_IMAGE="$ACCOUNT.dkr.ecr.$AWS_DEFAULT_REGION.amazonaws.com/$ECR_REPO"
      - PR_NUM=$(echo $CODEBUILD_SOURCE_VERSION | grep -o '[0-9]\+')
      - BUILD_ID="$(echo $CODEBUILD_BUILD_ID | sed -e 's/:/-/g')"
      - echo 'Pull request number:' $PR_NUM '. No value means this build is not from pull request.'

  build:
    commands:
      - TOX_PARALLEL_NO_SPINNER=1
      - PY_COLORS=0

      # run linters
      - tox -e flake8,twine

      # run unit tests
      - tox -e py36,py37,py38 --parallel all -- test/unit

      # define tags
      - GENERIC_CPU_TAG="$FRAMEWORK_VERSION-mxnet-cpu-$BUILD_ID"
      - DLC_CPU_TAG="$FRAMEWORK_VERSION-dlc-cpu-$BUILD_ID"
      - DLC_GPU_TAG="$FRAMEWORK_VERSION-dlc-gpu-$BUILD_ID"

      # run local CPU integration tests (build and push the image to ECR repo)
      - test_cmd="IGNORE_COVERAGE=- tox -e py36 -- test/integration/local --build-image --push-image --dockerfile-type mxnet.cpu --region $AWS_DEFAULT_REGION --docker-base-name $ECR_REPO --aws-id $ACCOUNT --framework-version $FRAMEWORK_VERSION --processor cpu --tag $GENERIC_CPU_TAG"
      - execute-command-if-has-matching-changes "$test_cmd" "test/" "src/*.py" "setup.py" "setup.cfg" "buildspec.yml"
      - test_cmd="IGNORE_COVERAGE=- tox -e py36 -- test/integration/local --build-image --push-image --dockerfile-type dlc.cpu --region $AWS_DEFAULT_REGION --docker-base-name $ECR_REPO --aws-id $ACCOUNT --framework-version $FRAMEWORK_VERSION --processor cpu --tag $DLC_CPU_TAG"
      - execute-command-if-has-matching-changes "$test_cmd" "test/" "src/*.py" "setup.py" "setup.cfg" "buildspec.yml"

      # launch remote GPU instance
      - prefix='ml.'
      - instance_type=${GPU_INSTANCE_TYPE#"$prefix"}
      - create-key-pair
      - launch-ec2-instance --instance-type $instance_type --ami-name dlami-ubuntu

      # build GPU images because they are too big and take too long to build as part of the test
      - python3.6 setup.py sdist
      - build_dir="test/container/$FRAMEWORK_VERSION"
      - $(aws ecr get-login --registry-ids $DLC_ACCOUNT --no-include-email --region $AWS_DEFAULT_REGION)
      - docker build -f "$build_dir/Dockerfile.dlc.gpu" -t $PREPROD_IMAGE:$DLC_GPU_TAG --build-arg region=$AWS_DEFAULT_REGION .
      # push images to ECR
      - $(aws ecr get-login --registry-ids $ACCOUNT --no-include-email --region $AWS_DEFAULT_REGION)
      - docker push $PREPROD_IMAGE:$DLC_GPU_TAG

      # run GPU local integration tests
      - printf "$SETUP_CMDS" > $SETUP_FILE
      - dlc_cmd="IGNORE_COVERAGE=- tox -e py36 -- test/integration/local --region $AWS_DEFAULT_REGION --docker-base-name $ECR_REPO --aws-id $ACCOUNT --framework-version $FRAMEWORK_VERSION --processor gpu --tag $DLC_GPU_TAG"
      - test_cmd="remote-test --github-repo $GITHUB_REPO --test-cmd \"$dlc_cmd\" --setup-file $SETUP_FILE --pr-number \"$PR_NUM\""
      - execute-command-if-has-matching-changes "$test_cmd" "test/" "src/*.py" "setup.py" "setup.cfg" "buildspec.yml"

      # run CPU sagemaker integration tests
      - test_cmd="IGNORE_COVERAGE=- tox -e py36 -- test/integration/sagemaker --region $AWS_DEFAULT_REGION --docker-base-name $ECR_REPO --aws-id $ACCOUNT --framework-version $FRAMEWORK_VERSION --processor cpu --instance-type $CPU_INSTANCE_TYPE --tag $GENERIC_CPU_TAG"
      - execute-command-if-has-matching-changes "$test_cmd" "test/" "src/*.py" "setup.py" "setup.cfg" "buildspec.yml"
      - test_cmd="IGNORE_COVERAGE=- tox -e py36 -- test/integration/sagemaker --region $AWS_DEFAULT_REGION --docker-base-name $ECR_REPO --aws-id $ACCOUNT --framework-version $FRAMEWORK_VERSION --processor cpu --instance-type $CPU_INSTANCE_TYPE --tag $DLC_CPU_TAG"
      - execute-command-if-has-matching-changes "$test_cmd" "test/" "src/*.py" "setup.py" "setup.cfg" "buildspec.yml"

      # run GPU sagemaker integration tests
      - test_cmd="IGNORE_COVERAGE=- tox -e py36 -- test/integration/sagemaker --region $AWS_DEFAULT_REGION --docker-base-name $ECR_REPO --aws-id $ACCOUNT --framework-version $FRAMEWORK_VERSION --processor gpu --instance-type $GPU_INSTANCE_TYPE --tag $DLC_GPU_TAG"
      - execute-command-if-has-matching-changes "$test_cmd" "test/" "src/*.py" "setup.py" "setup.cfg" "buildspec.yml"
    finally:
      # shut down remote GPU instance
      - cleanup-gpu-instances
      - cleanup-key-pairs

      # remove ECR image
      - aws ecr batch-delete-image --repository-name $ECR_REPO --region $AWS_DEFAULT_REGION --image-ids imageTag=$GENERIC_CPU_TAG
      - aws ecr batch-delete-image --repository-name $ECR_REPO --region $AWS_DEFAULT_REGION --image-ids imageTag=$DLC_CPU_TAG
      - aws ecr batch-delete-image --repository-name $ECR_REPO --region $AWS_DEFAULT_REGION --image-ids imageTag=$DLC_GPU_TAG