manual: Generate-TF-Plan-Diagram.yaml

# Description: This workflow is used to build the infrastructure for the Dashboard Service
name: Generate Terraform Plan Diagram

on:
  workflow_dispatch: # Allow manual trigger
  push:
    branches:
      - main
      - "feature/**"       # Include feature branches for init and plan only
      - "bugfix/**"
      - "hotfix/**"
  pull_request:
    branches:
      - main               # Validate PRs to main with init and plan

jobs:
  terraform:
    runs-on: ubuntu-latest

    steps:
      # Step 1: Check out the repository
      - name: Checkout Repository
        uses: actions/checkout@v3

      # Step 2: Set up HashiCorp Terraform
      - name: Set up Terraform
        uses: hashicorp/setup-terraform@v2
        with:
          terraform_wrapper: false

      # Step 3: Set up Azure CLI for authentication
      - name: Azure Login
        uses: azure/login@v1
        with:
          creds: ${{ secrets.AZURE_CREDENTIALS }}

      # Step 4: Set up Azure Storage Backend if it doesn't already exist
      - name: Set Up Azure Storage Backend for Terraform State
        id: setup_azure_storage
        run: |
          if ! az group show --name "dashboard-state-rg" &>/dev/null; then
            echo "Creating resource group: dashboard-state-rg"
            az group create --name "dashboard-state-rg" --location "eastus"
          fi

          if ! az storage account show --name "dashboardstatestg" --resource-group "dashboard-state-rg" &>/dev/null; then
            echo "Creating storage account: dashboardstatestg"
            az storage account create --name "dashboardstatestg" --resource-group "dashboard-state-rg" --location "eastus" --sku Standard_LRS
          fi

          AZURE_STORAGE_KEY=$(az storage account keys list --resource-group "dashboard-state-rg" --account-name "dashboardstatestg" --query "[0].value" --output tsv)
          echo "::set-output name=AZURE_STORAGE_KEY::$AZURE_STORAGE_KEY"

          if ! az storage container show --name "dashboard-tfstate" --account-name "dashboardstatestg" --account-key "$AZURE_STORAGE_KEY" &>/dev/null; then
            echo "Creating blob container: dashboard-tfstate"
            az storage container create --name "dashboard-tfstate" --account-name "dashboardstatestg" --account-key "$AZURE_STORAGE_KEY"
          fi

          az vm image terms accept --publisher openvpn --offer openvpnas --plan openvpnas --subscription ${{ secrets.ARM_SUBSCRIPTION_ID }} || true
          az vm image terms show --publisher openvpn --offer openvpnas --plan openvpnas --subscription ${{ secrets.ARM_SUBSCRIPTION_ID }} || true

      # Step 5: Initialize Terraform with remote backend configuration
      - name: Terraform Init
        run: terraform init -input=false -backend-config="storage_account_name=dashboardstatestg" -backend-config="container_name=dashboard-tfstate" -backend-config="key=terraform.tfstate" -backend-config="access_key=${{ steps.setup_azure_storage.outputs.AZURE_STORAGE_KEY }}"
        working-directory: infra_env_dashboard/infra-automation
        env:
          TF_VAR_client_id: ${{ secrets.ARM_CLIENT_ID }}
          TF_VAR_client_secret: ${{ secrets.ARM_CLIENT_SECRET }}
          TF_VAR_subscription_id: ${{ secrets.ARM_SUBSCRIPTION_ID }}
          TF_VAR_tenant_id: ${{ secrets.ARM_TENANT_ID }}

      # Step 6: Terraform Plan (Run on all branches)
      - name: Terraform Plan
        run: |
          while ! terraform plan -input=false -lock=true -refresh=true -out /tmp/plan.out; do
              echo "State is locked. Retrying in 30 seconds..."
              sleep 30
          done
          terraform show -json /tmp/plan.out > plan.json
        working-directory: infra_env_dashboard/infra-automation
        env:
          TF_VAR_client_id: ${{ secrets.ARM_CLIENT_ID }}
          TF_VAR_client_secret: ${{ secrets.ARM_CLIENT_SECRET }}
          TF_VAR_subscription_id: ${{ secrets.ARM_SUBSCRIPTION_ID }}
          TF_VAR_tenant_id: ${{ secrets.ARM_TENANT_ID }}
          TF_VAR_admin_password: ${{ secrets.ADMIN_PASSWORD }}
          TF_VAR_vm_admin_password: ${{ secrets.ADMIN_PASSWORD }}
          TF_VAR_resource_group_name: "dashboard-service-rg"

      # Step 7: Run Rover Docker to Visualize the Plan
      - name: Run Terraform Plan Visualization
        uses: addnab/docker-run-action@v3
        with:
          registry: docker.io
          image: im2nguyen/rover:latest
          options: -v /tmp:/src -p 9000:9000
          run: |
            echo "Starting Rover Visualization"
            rover -planJSONPath=/src/plan.json