Force the solution deployment to use the upgrade approach

.github/actions/check-solution-existence/action.yml

@@ -0,0 +1,72 @@
+name: check-solution-existence
+
+description: check-solution-existence
+
+inputs:
+  solution_name:
+    description: solution_name
+    required: true
+  environment_url:
+    description: environment_url
+    required: true
+  tenant_id:
+    description: tenant_id
+    required: true
+  client_id:
+    description: client_id
+    required: true
+  client_secret:
+    description: client_secret
+    required: true
+  secrets:
+    description: "environment secrets"
+    required: true
+
+outputs:
+  solution_exists:
+    description: "solution existence flag"
+    value: ${{ steps.get-solutions-from-env.outputs.solution_exists }}
+
+runs:
+  using: "composite"
+  steps:
+    - uses: Firenza/[email protected]
+      with:
+        secrets: ${{ inputs.secrets }}
+
+    - name: set-pac-path
+      uses: ./.github/actions/set-pac-path
+
+    # Use pac cli command to get the solutions list.
+    # This action is not implemented in GitHub Actions for Power Platform
+    - name: get-solutions-from-env
+      id: get-solutions-from-env
+      run: |
+        # Create a connection to the environment
+        $environment_url = "${{ inputs.environment_url }}"
+        $tenant_id = "${{ inputs.tenant_id }}"
+        $client_id = "${{ inputs.client_id }}"
+        $client_secret = "${{ inputs.client_secret }}"
+        pac auth create --url $environment_url --tenant $tenant_id --applicationId $client_id --clientSecret $client_secret
+
+        # List all the solutions on the environment
+        $result = pac solution list
+        $lines = $result | where{$_ -ne ""} | Select-Object -Skip 3
+        $solution_exists = $false
+
+        # Check if the solution unique name exists in the solution list
+        for ($i=0; $i -lt $lines.Length; $i++) {
+          while($lines[$i].Contains("  ")) {
+            $lines[$i] = $lines[$i].Replace("  ", " ")
+          }
+
+          $columns = $lines[$i] -split " "
+          if ($columns[2] -eq "${{ inputs.solution_name }}") {
+            $solution_exists = $true
+            break
+          }
+        }
+
+        # Return the flag
+        echo "::set-output name=solution_exists::$solution_exists"
+      shell: pwsh

.github/actions/deploy-solution/action.yml

@@ -22,6 +22,13 @@ inputs:
   secrets:
     description: "secrets"
     required: true
+  solution_action:
+    description: "solution_action"
+    required: true
+  solution_exists:
+    description: "solution_exists"
+    default: "false"
+    required: false
 
 runs:
   using: "composite"
@@ -71,6 +78,8 @@ runs:
 
     - name: import-solution-to-environment
       uses: microsoft/powerplatform-actions/import-solution@latest
+      env:
+        import_as_holding: "${{ inputs.solution_action == 'upgrade' && inputs.solution_exists == 'True' }}"
       with:
         environment-url: ${{ inputs.environment_url }}
         tenant-id: ${{ env.TENANT_ID }}
@@ -81,3 +90,15 @@ runs:
         use-deployment-settings-file: true
         deployment-settings-file: src/${{ inputs.solution_name }}/config/deploymentSettings.json
         run-asynchronously: true
+        import-as-holding: ${{ env.import_as_holding }}
+
+    - name: upgrade-solution
+      uses: microsoft/powerplatform-actions/upgrade-solution@latest
+      with:
+        environment-url: ${{ inputs.environment_url }}
+        tenant-id: ${{ env.TENANT_ID }}
+        app-id: ${{ env.CLIENT_ID }}
+        client-secret: ${{ env.CLIENT_SECRET }}
+        solution-name: ${{ inputs.solution_name }}
+        async: true
+      if: ${{ inputs.solution_action == 'upgrade' && inputs.solution_exists == 'True' }}

.github/workflows/build-deploy-solution.yml

@@ -16,10 +16,32 @@ on:
       environment:
         required: true
         description: "environment where the build will be deployed"
+      solution_action:
+        description: "update or upgrade the solution"
+        required: true
+        default: "upgrade"
 
 jobs:
+  check-solution-existence:
+    runs-on: windows-2022
+    environment: ${{ github.event.inputs.environment }}
+    steps:
+      - uses: actions/checkout@v2
+      - id: check-solution
+        uses: ./.github/actions/check-solution-existence
+        with:
+          solution_name: ${{ secrets.SOLUTION_NAME }}
+          environment_url: ${{ secrets.ENVIRONMENT_URL }}
+          tenant_id: ${{ secrets.TENANT_ID }}
+          client_id: ${{ secrets.CLIENT_ID }}
+          client_secret: ${{ secrets.CLIENT_SECRET }}
+          secrets: ${{ toJSON(secrets) }}
+    outputs:
+      solution_exists: ${{ steps.check-solution.outputs.solution_exists }}
+
   build-deploy-solution:
     runs-on: ubuntu-latest
+    needs: check-solution-existence
     name: deploy solution to ${{ github.event.inputs.environment }} environment
     environment: ${{ github.event.inputs.environment }}
     steps:
@@ -62,6 +84,8 @@ jobs:
           solution_name: ${{ github.event.inputs.solution_name }}
           environment: ${{ needs.get-subdomain.outputs.subdomain }}
           secrets: ${{ toJSON(secrets) }}
+          solution_action: ${{ github.event.inputs.solution_action }}
+          solution_exists: ${{ needs.check-solution-existence.outputs.solution_exists }}
 
   import-data-and-turn-on-flows:
     runs-on: windows-2022