.github/workflows/beam_Infrastructure_UsersPermissions.yml

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# This workflow modifies the GCP User Roles when the infra/users.yml file is updated.
# It applies the changes using Terraform to manage the IAM roles for users defined in the users.yml

name: Modify the GCP User Roles according to the infra/users.yml file

on:
  workflow_dispatch:
  # Trigger when the users.yml file is modified on the main branch
  push:
    branches:
      - main
    paths:
      - 'infra/iam/users.yml'

# This allows a subsequently queued workflow run to interrupt previous runs
concurrency:
  group: '${{ github.workflow }} @ ${{ github.event.issue.number || github.sha || github.head_ref || github.ref }}-${{ github.event.schedule || github.event.comment.id || github.event.sender.login }}'
  cancel-in-progress: true

#Setting explicit permissions for the action to avoid the default permissions which are `write-all` in case of pull_request_target event
permissions:
  contents: read

jobs:
  beam_UserRoles:
    name: Apply user roles changes
    runs-on: [self-hosted, ubuntu-20.04, main]
    timeout-minutes: 30
    steps:
      - uses: actions/checkout@v4
      - name: Setup gcloud
        uses: google-github-actions/setup-gcloud@v2
      - name: Install Terraform
        uses: hashicorp/setup-terraform@v3
        with:
          terraform_version: 1.12.2
      - name: Initialize Terraform
        working-directory: ./infra/iam
        run: terraform init
      - name: Terraform Plan
        working-directory: ./infra/iam
        run: terraform plan -out=tfplan
      - name: Terraform Apply
        working-directory: ./infra/iam
        run: terraform apply -auto-approve tfplan