Merge pull request #497 from DFE-Digital/refactor/194327

refactor/194327 - Azure Function Pipeline Optimisation

.github/workflows/build-azure-function.yml

@@ -0,0 +1,45 @@
+name: Build .NET Azure Function App
+
+on:
+  workflow_call:
+    inputs:
+      artifact:
+        type: string
+        required: true
+
+concurrency:
+  group: ${{ github.workflow }}-build-azure-function
+  cancel-in-progress: true
+
+env:
+  DOTNET_VERSION: ${{ vars.DOTNET_VERSION }}
+
+jobs:
+  build-image:
+    runs-on: ubuntu-22.04
+    name: Build .NET Azure Function App & Upload Zip Artifact
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.ref }}
+
+      - name: Set up .NET
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: ${{ env.DOTNET_VERSION }}
+
+      - name: Install Dependencies
+        shell: bash
+        run: dotnet restore ./src/Dfe.PlanTech.AzureFunctions/Dfe_PlanTech_AzureFunctions.csproj
+
+      - name: Build Azure Function App
+        shell: bash
+        run: dotnet publish ./src/Dfe.PlanTech.AzureFunctions/Dfe_PlanTech_AzureFunctions.csproj --configuration Release --no-restore --output ./build
+
+      - name: Upload Artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ inputs.artifact }}
+          path: ./build

.github/workflows/deploy-azure-function.yml

@@ -0,0 +1,47 @@
+on:
+  workflow_call:
+    inputs:
+      environment:
+        type: string
+        required: true
+      artifact:
+        type: string
+        required: true
+
+concurrency:
+  group: ${{ github.workflow }}-deploy-${{ inputs.environment }}-azure-function
+  cancel-in-progress: true
+
+jobs:
+  deploy-image:
+    runs-on: ubuntu-22.04
+    name: Deploy .NET Azure Function App
+    environment: ${{  inputs.environment }}
+    env:
+      AZURE_FUNCTIONAPP_NAME: "${{ secrets.AZ_ENVIRONMENT }}plantechcontentfulfunction"
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.ref }}
+
+      - name: Download Artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: ${{ inputs.artifact }}
+          path: ./build
+
+      - name: Azure CLI Login
+        uses: ./.github/actions/azure-login
+        with:
+          az_tenant_id: ${{ secrets.AZ_TENANT_ID }}
+          az_subscription_id: ${{ secrets.AZ_SUBSCRIPTION_ID }}
+          az_client_id: ${{ secrets.AZ_CLIENT_ID }}
+          az_client_secret: ${{ secrets.AZ_CLIENT_SECRET }}
+
+      - name: Deploy Azure Function App
+        uses: Azure/functions-action@v1
+        with:
+          app-name: ${{ env.AZURE_FUNCTIONAPP_NAME }}
+          package: ./build

.github/workflows/matrix-deploy-azure-function.yml

@@ -0,0 +1,76 @@
+name: Multi-Stage Build & Deploy (Azure Function)
+
+on:
+  workflow_dispatch:
+  push:
+    branches: ["main", "development"]
+    paths:
+      - "src/Dfe.PlanTech.AzureFunctions/**"
+      - ".github/workflows/matrix-deploy-azure-function.yml"
+      - ".github/workflows/build-azure-function.yml"
+      - ".github/workflows/deploy-azure-function.yml"
+
+jobs:
+  set-env:
+    runs-on: ubuntu-22.04
+    name: Set Environment (Matrix Deploy Azure Function)
+    outputs:
+      branch: ${{ steps.var.outputs.branch }}
+      artifact: ${{ steps.var.outputs.artifact }}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ github.ref }}
+      - id: var
+        run: |
+          GIT_BRANCH=${GITHUB_BASE_REF:-${GITHUB_REF#refs/heads/}}
+          ARTIFACT=Dfe-PlanTech-AzureFunction
+          echo "branch=$GIT_BRANCH" >> $GITHUB_OUTPUT
+          echo "artifact=$ARTIFACT" >> $GITHUB_OUTPUT
+
+  build-azure-function:
+    needs: set-env
+    name: Build Azure Function
+    uses: ./.github/workflows/build-azure-function.yml
+    with:
+      artifact: ${{ needs.set-env.outputs.artifact }}
+
+  deploy-azure-function-for-dev-test:
+    needs: [set-env, build-azure-function]
+    name: Deploy Azure Function
+    strategy:
+      fail-fast: true
+      max-parallel: 2
+      matrix:
+        target: [Dev, Tst]
+    uses: ./.github/workflows/deploy-azure-function.yml
+    with:
+      environment: ${{ matrix.target }}
+      artifact: ${{ needs.set-env.outputs.artifact }}
+    secrets: inherit
+
+  deploy-azure-function-for-staging:
+    needs: [set-env, build-azure-function, deploy-azure-function-for-dev-test]
+    name: Deploy Azure Function (Staging)
+    if: ${{ needs.set-env.outputs.branch == 'main' }}
+    uses: ./.github/workflows/deploy-azure-function.yml
+    with:
+      environment: Staging
+      artifact: ${{ needs.set-env.outputs.artifact }}
+    secrets: inherit
+
+  deploy-azure-function-for-production:
+    needs:
+      [
+        set-env,
+        build-azure-function,
+        deploy-azure-function-for-dev-test,
+        deploy-azure-function-for-staging,
+      ]
+    name: Deploy Azure Function (Production)
+    if: ${{ needs.set-env.outputs.branch == 'main' }}
+    uses: ./.github/workflows/deploy-azure-function.yml
+    with:
+      environment: Production
+      artifact: ${{ needs.set-env.outputs.artifact }}
+    secrets: inherit

.github/workflows/matrix-deploy.yml

@@ -36,19 +36,6 @@ jobs:
       branch: ${{ needs.set-env.outputs.branch }}
       checked-out-sha: ${{ needs.set-env.outputs.checked-out-sha }}
 
-  build-and-deploy-azure-function-for-dev-test:
-    needs: set-env
-    name: Build & Deploy Azure Function
-    strategy:
-      fail-fast: true
-      max-parallel: 1
-      matrix:
-        target: [Dev, Tst]
-    uses: ./.github/workflows/build-and-deploy-azure-function.yml
-    with:
-      environment: ${{ matrix.target }}
-    secrets: inherit
-
   check-for-terraform-changes:
     needs: create-and-publish-image
     runs-on: ubuntu-22.04
@@ -108,20 +95,6 @@ jobs:
       checked-out-sha: ${{ needs.set-env.outputs.checked-out-sha }}
     secrets: inherit
 
-  build-and-deploy-azure-function-for-staging:
-    needs: [set-env, deploy-to-dev-and-test]
-    name: Build & Deploy Azure Function
-    if: ${{ needs.set-env.outputs.branch == 'main' }}
-    strategy:
-      fail-fast: true
-      max-parallel: 1
-      matrix:
-        target: [Staging]
-    uses: ./.github/workflows/build-and-deploy-azure-function.yml
-    with:
-      environment: ${{ matrix.target }}
-    secrets: inherit
-
   plan-terraform-for-staging:
     needs: [set-env, deploy-to-dev-and-test, check-for-terraform-changes]
     name: Plan Terraform Infrastructure for staging
@@ -152,20 +125,6 @@ jobs:
       checked-out-sha: ${{ needs.set-env.outputs.checked-out-sha }}
     secrets: inherit
 
-  build-and-deploy-azure-function-for-production:
-    needs: [set-env, deploy-to-dev-and-test, deploy-to-staging]
-    name: Build & Deploy Azure Function
-    if: ${{ needs.set-env.outputs.branch == 'main' }}
-    strategy:
-      fail-fast: true
-      max-parallel: 1
-      matrix:
-        target: [Production]
-    uses: ./.github/workflows/build-and-deploy-azure-function.yml
-    with:
-      environment: ${{ matrix.target }}
-    secrets: inherit
-
   plan-terraform-for-production:
     needs:
       [