From 0c401d54b665c9a267840cab0503a8f7f63e9a0d Mon Sep 17 00:00:00 2001
From: Ray Chen <raychen@microsoft.com>
Date: Fri, 19 Jun 2026 12:10:59 -0700
Subject: [PATCH] Support no-op for PR pipeline

Add a SkipPrValidation parameter to the .NET pull request pipeline and archetype SDK client template. For manual runs with the flag enabled, emit a no-op stage and skip build/release validation stages.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
---
 eng/pipelines/pullrequest.yml                 |  4 +++
 .../templates/stages/archetype-sdk-client.yml | 25 +++++++++++++++++--
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/eng/pipelines/pullrequest.yml b/eng/pipelines/pullrequest.yml
index 5003e08ec520..93c7bab45e50 100644
--- a/eng/pipelines/pullrequest.yml
+++ b/eng/pipelines/pullrequest.yml
@@ -14,6 +14,9 @@ parameters:
   - name: Service
     type: string
     default: auto
+  - name: SkipPrValidation
+    type: boolean
+    default: false
   # Switch to canary to test canary 1es branch. 1es template validation will set this parameter
   # to canary on run.
   - name: oneESTemplateTag
@@ -27,6 +30,7 @@ extends:
   template: /eng/pipelines/templates/stages/archetype-sdk-client.yml
   parameters:
     oneESTemplateTag: ${{ parameters.oneESTemplateTag }}
+    SkipPrValidation: ${{ parameters.SkipPrValidation }}
     # Short term hack to get 1es canary validation working until we can fix manual runs with 'auto'
     ${{ if and(eq(parameters.oneESTemplateTag, 'canary'), eq(parameters.Service, 'auto')) }}:
       ServiceDirectory: template
diff --git a/eng/pipelines/templates/stages/archetype-sdk-client.yml b/eng/pipelines/templates/stages/archetype-sdk-client.yml
index 1484a3ce5bcd..a726ec9af55d 100644
--- a/eng/pipelines/templates/stages/archetype-sdk-client.yml
+++ b/eng/pipelines/templates/stages/archetype-sdk-client.yml
@@ -14,6 +14,9 @@ parameters:
   - name: ServiceDirectory
     type: string
     default: not-specified
+  - name: SkipPrValidation
+    type: boolean
+    default: false
   - name: BuildSnippets
     type: boolean
     default: true
@@ -63,7 +66,26 @@ extends:
   parameters:
     oneESTemplateTag: ${{ parameters.oneESTemplateTag }}
     stages:
+      - ${{ if and(eq(parameters.SkipPrValidation, true), eq(variables['Build.Reason'], 'Manual')) }}:
+        - stage: NoOp
+          displayName: No-op
+          variables:
+            - template: /eng/pipelines/templates/variables/globals.yml
+            - template: /eng/pipelines/templates/variables/image.yml
+          jobs:
+            - job: NoOp
+              displayName: No-op
+              pool:
+                name: $(LINUXPOOL)
+                image: $(LINUXVMIMAGE)
+                os: linux
+              steps:
+                - checkout: none
+                - pwsh: Write-Host "PR validation skipped because SkipPrValidation was set to true for a manual run."
+                  displayName: Skip PR validation
+
       - stage: Build
+        condition: not(and(eq(${{ parameters.SkipPrValidation }}, true), eq(variables['Build.Reason'], 'Manual')))
         variables:
           - template: /eng/pipelines/templates/variables/globals.yml
           - template: /eng/pipelines/templates/variables/image.yml
@@ -94,7 +116,7 @@ extends:
               TestDependsOnDependency: ${{ parameters.TestDependsOnDependency }}
 
       # The Prerelease and Release stages are conditioned on whether we are building a pull request and the branch.
-      - ${{if and(ne(variables['Build.Reason'], 'PullRequest'), eq(variables['System.TeamProject'], 'internal'))}}:
+      - ${{if and(not(and(eq(parameters.SkipPrValidation, true), eq(variables['Build.Reason'], 'Manual'))), ne(variables['Build.Reason'], 'PullRequest'), eq(variables['System.TeamProject'], 'internal'))}}:
 
         - template: archetype-net-release.yml
           parameters:
@@ -111,4 +133,3 @@ extends:
             ArtifactName: packages
             PublicFeed: ${{ parameters.PublicFeed }}
             PublicPublishEnvironment: ${{ parameters.PublicPublishEnvironment }}
-