aws-upload.yml

name: Reusable AWS upload workflow
on:
  workflow_call:
    secrets:
      AWS_ACCESS_KEY_ID:
        required: true
      AWS_SECRET_ACCESS_KEY:
        required: true
      AWS_S3_CODE_BUCKET:
        required: true
    inputs:
      image-tag:
        description: >
         An optional value to write into an image_tags file
         before zipping and uploading the repo contents. The
         image_tags file is used in some downstream Docker image
         builds to tag the image with arbitrary values.
        required: false
        type: string
        default: 'no-tags'
      zip-file-name-root:
        description: >
          An optional value to use as the name of the zip file
          uploaded to AWS S3. For example, the value myLovelyRepo
          results in myLovelyRepo.zip being uploaded to S3. Where
          no value is passed, the zip file will be <exact-repo-name>.zip
        required: false
        type: string
        default: 'repo-name'

jobs:
  upload-to-aws:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - name: Configure AWS credentials
      uses: aws-actions/configure-aws-credentials@v4
      with:
        aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
        aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
        aws-region: eu-west-1
    - name: Create release name
      if: github.ref != 'refs/heads/main'
      run: |
        release_name=`echo ${{ github.actor }}-${{ github.ref_name }}`
        echo "Release name: $release_name"
        echo $release_name > release_name
    - name: Add optional image tags
      if: inputs.image-tag != 'no-tags'
      run: |
        echo "Making an image_tags file with tag value: ${{ inputs.image-tag }}"
        echo ${{ inputs.image-tag }} > image_tags
    - name: Zip release
      run: |
        echo ${{ github.sha }} > release
        zip -r app.zip .
    - name: Push zip to S3
      run: |
        zip_file_name=${{ inputs.zip-file-name-root }}
        if [ "$zip_file_name" = "repo-name" ]; then
          echo "Using the default name for the zip file"
          zip_file_name="${{ github.event.repository.name }}"
        fi
        aws s3 cp app.zip "s3://${{ secrets.AWS_S3_CODE_BUCKET }}/$zip_file_name.zip"