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Add release workflow for lambda layer (#90)
*Description of changes:* Automate the lambda layer releasing. By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.
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‎.github/workflows/release-lambda.yml‎

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name: Release Lambda layer
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on:
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workflow_dispatch:
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inputs:
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aws_region:
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description: 'Deploy to aws regions'
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required: true
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default: 'us-east-1, us-east-2, us-west-1, us-west-2, ap-south-1, ap-northeast-3, ap-northeast-2, ap-southeast-1, ap-southeast-2, ap-northeast-1, ca-central-1, eu-central-1, eu-west-1, eu-west-2, eu-west-3, eu-north-1, sa-east-1, af-south-1, ap-east-1, ap-south-2, ap-southeast-3, ap-southeast-4, eu-central-2, eu-south-1, eu-south-2, il-central-1, me-central-1, me-south-1'
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env:
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COMMERCIAL_REGIONS: us-east-1, us-east-2, us-west-1, us-west-2, ap-south-1, ap-northeast-3, ap-northeast-2, ap-southeast-1, ap-southeast-2, ap-northeast-1, ca-central-1, eu-central-1, eu-west-1, eu-west-2, eu-west-3, eu-north-1, sa-east-1
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# LAYER_NAME: AWSOpenTelemetryDistroJs
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LAYER_NAME: AWSOpenTelemetryDistroJsBeta
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permissions:
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id-token: write
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contents: write
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jobs:
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build-layer:
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runs-on: ubuntu-latest
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outputs:
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aws_regions_json: ${{ steps.set-matrix.outputs.aws_regions_json }}
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steps:
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- name: Set up regions matrix
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id: set-matrix
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run: |
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IFS=',' read -ra REGIONS <<< "${{ github.event.inputs.aws_region }}"
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MATRIX="["
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for region in "${REGIONS[@]}"; do
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trimmed_region=$(echo "$region" | xargs)
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MATRIX+="\"$trimmed_region\","
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done
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MATRIX="${MATRIX%,}]"
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echo ${MATRIX}
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echo "aws_regions_json=${MATRIX}" >> $GITHUB_OUTPUT
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- name: Checkout Repo @ SHA - ${{ github.sha }}
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uses: actions/checkout@v4
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- name: Setup Node
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uses: actions/setup-node@v4
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with:
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node-version: 20
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- name: NPM Clean Install
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# https://docs.npmjs.com/cli/v10/commands/npm-ci
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run: npm ci
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- name: Compile all NPM projects
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run: npm run compile
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- name: Build Lambda Layer
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run: npm run build-lambda
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- name: upload layer
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uses: actions/upload-artifact@v3
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with:
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name: layer.zip
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path: lambda-layer/packages/layer/build/layer.zip
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publish-prod:
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runs-on: ubuntu-latest
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needs: build-layer
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strategy:
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matrix:
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aws_region: ${{ fromJson(needs.build-layer.outputs.aws_regions_json) }}
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steps:
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- name: role arn
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env:
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COMMERCIAL_REGIONS: ${{ env.COMMERCIAL_REGIONS }}
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run: |
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COMMERCIAL_REGIONS_ARRAY=(${COMMERCIAL_REGIONS//,/ })
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FOUND=false
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for REGION in "${COMMERCIAL_REGIONS_ARRAY[@]}"; do
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if [[ "$REGION" == "${{ matrix.aws_region }}" ]]; then
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FOUND=true
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break
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fi
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done
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if [ "$FOUND" = true ]; then
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echo "Found ${{ matrix.aws_region }} in COMMERCIAL_REGIONS"
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SECRET_KEY="LAMBDA_LAYER_RELEASE"
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else
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echo "Not found ${{ matrix.aws_region }} in COMMERCIAL_REGIONS"
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SECRET_KEY="${{ matrix.aws_region }}_LAMBDA_LAYER_RELEASE"
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fi
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SECRET_KEY=${SECRET_KEY//-/_}
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echo "SECRET_KEY=${SECRET_KEY}" >> $GITHUB_ENV
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- uses: aws-actions/[email protected]
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with:
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role-to-assume: ${{ secrets[env.SECRET_KEY] }}
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role-duration-seconds: 1200
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aws-region: ${{ matrix.aws_region }}
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- name: Get s3 bucket name for release
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run: |
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echo BUCKET_NAME=nodejs-lambda-layer-${{ github.run_id }}-${{ matrix.aws_region }} | tee --append $GITHUB_ENV
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- name: download layer.zip
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uses: actions/download-artifact@v3
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with:
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name: layer.zip
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- name: publish
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run: |
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aws s3 mb s3://${{ env.BUCKET_NAME }}
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aws s3 cp layer.zip s3://${{ env.BUCKET_NAME }}
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layerARN=$(
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aws lambda publish-layer-version \
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--layer-name ${{ env.LAYER_NAME }} \
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--content S3Bucket=${{ env.BUCKET_NAME }},S3Key=layer.zip \
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--compatible-runtimes nodejs18.x nodejs20.x \
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--compatible-architectures "arm64" "x86_64" \
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--license-info "Apache-2.0" \
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--description "AWS Distro of OpenTelemetry Lambda Layer for NodeJs Runtime" \
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--query 'LayerVersionArn' \
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--output text
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)
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echo $layerARN
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echo "LAYER_ARN=${layerARN}" >> $GITHUB_ENV
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mkdir ${{ env.LAYER_NAME }}
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echo $layerARN > ${{ env.LAYER_NAME }}/${{ matrix.aws_region }}
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cat ${{ env.LAYER_NAME }}/${{ matrix.aws_region }}
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- name: public layer
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run: |
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layerVersion=$(
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aws lambda list-layer-versions \
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--layer-name ${{ env.LAYER_NAME }} \
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--query 'max_by(LayerVersions, &Version).Version'
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)
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aws lambda add-layer-version-permission \
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--layer-name ${{ env.LAYER_NAME }} \
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--version-number $layerVersion \
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--principal "*" \
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--statement-id publish \
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--action lambda:GetLayerVersion
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- name: upload layer arn artifact
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if: ${{ success() }}
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uses: actions/upload-artifact@v3
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with:
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name: ${{ env.LAYER_NAME }}
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path: ${{ env.LAYER_NAME }}/${{ matrix.aws_region }}
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- name: clean s3
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if: always()
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run: |
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aws s3 rb --force s3://${{ env.BUCKET_NAME }}
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generate-release-note:
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runs-on: ubuntu-latest
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needs: publish-prod
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steps:
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- name: Checkout Repo @ SHA - ${{ github.sha }}
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uses: actions/checkout@v4
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- uses: hashicorp/setup-terraform@v2
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- name: download layerARNs
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uses: actions/download-artifact@v3
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with:
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name: ${{ env.LAYER_NAME }}
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path: ${{ env.LAYER_NAME }}
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- name: show layerARNs
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run: |
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for file in ${{ env.LAYER_NAME }}/*
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do
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echo $file
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cat $file
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done
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- name: generate layer-note
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working-directory: ${{ env.LAYER_NAME }}
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run: |
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echo "| Region | Layer ARN |" >> ../layer-note
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echo "| ---- | ---- |" >> ../layer-note
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for file in *
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do
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read arn < $file
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echo "| " $file " | " $arn " |" >> ../layer-note
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done
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cd ..
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cat layer-note
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- name: generate tf layer
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working-directory: ${{ env.LAYER_NAME }}
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run: |
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echo "locals {" >> ../layer.tf
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echo " sdk_layer_arns = {" >> ../layer.tf
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for file in *
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do
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read arn < $file
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echo " \""$file"\" = \""$arn"\"" >> ../layer.tf
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done
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cd ..
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echo " }" >> layer.tf
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echo "}" >> layer.tf
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terraform fmt layer.tf
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cat layer.tf
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- name: upload layer tf file
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uses: actions/upload-artifact@v3
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with:
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name: layer.tf
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path: layer.tf

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