deploy_node_lambda.yml

name: "Deploy node lambda"

on:
  workflow_call:
    inputs:
      lambda_name:
        description: "name of the lambda function to deploy - this should already exist on the AWS account through terraform"
        required: true
        type: string
      source_dir:
        description: "source directory of the lambda (usually 'src')"
        required: true
        type: string
      aws_role_to_assume:
        description: "AWS role ARN to assume for the push - you can find this in the AWS console called ga-${lambda-name}-role"
        required: true
        type: string
      aws_region:
        description: "AWS region"
        default: "eu-west-1"
        type: string
      node_version:
        description: "The version of node to deploy with"
        default: 14
        type: number
    secrets:
      node_auth_token:
        description: "Auth token for using npx. Should exist in secrets"
        required: true

env:
   NODE_AUTH_TOKEN: ${{ inputs.node_auth_token }}


permissions:
  id-token: write
  contents: read

jobs:
  push-lambda:
    name: "Push lambda"
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Setup Node14
        uses: actions/setup-node@v3
        with:
          node-version: ${{ inputs.node_version }}
          registry-url: "https://npm.pkg.github.com"
          scope: "@whereby"

      - name: Configure AWS access
        uses: aws-actions/configure-aws-credentials@v2
        with:
          role-to-assume: ${{ inputs.aws_role_to_assume }}
          aws-region: ${{ inputs.aws_region }}

      - name: Install dependencies
        working-directory: ${{ inputs.source_dir }}
        run: npx yarn install --production --frozen-lockfile

      - name: Zip function
        run:  cd ${{ inputs.source_dir }}; zip -r ../${{ inputs.lambda_name }}.zip .

      - name: Deploy Lambda
        run: aws lambda update-function-code --function-name ${{ inputs.lambda_name }} --zip-file fileb://${{ inputs.lambda_name }}.zip