Add job to regenerate template (and fix it)

Author: andrewlock

.azure-pipelines/steps/update-github-pipeline-status.yml

@@ -1,4 +1,4 @@
-# This file is auto-generated by Build.VariableGenerations.GenerateUpdateGitHubPipelineStep
+# This file is auto-generated by Build.VariableGenerations.GenerateUpdateGitHubPipelineStep
 stages:
   - stage: azure_pipeline_succeeded
     dependsOn:
@@ -161,13 +161,12 @@ stages:
           name: azure-managed-linux-tasks
         steps:
           - checkout: none
-          - template: steps/update-github-status.yml
+          - template: update-github-status.yml
             parameters:
               checkName: 'azure_pipeline_complete'
               status: 'success'
               description: 'Pipeline succeeded'
-
-  - stage: azure_pipeline_failes
+  - stage: azure_pipeline_failed
     dependsOn:
       - merge_commit_id
       - generate_variables
@@ -328,7 +327,7 @@ stages:
           name: azure-managed-linux-tasks
         steps:
           - checkout: none
-          - template: steps/update-github-status.yml
+          - template: update-github-status.yml
             parameters:
               checkName: 'azure_pipeline_complete'
               status: 'failure'

tracer/build/_build/Build.VariableGenerations.cs

@@ -1768,6 +1768,75 @@ List<string> GetTracerStagesThatWillNotRun(string[] gitChanges)
            }
        });
 
+    Target GenerateUpdateGitHubPipelineStep
+        => _ => _
+       .Unlisted()
+       .Executes(() =>
+       {
+           var tracerConfig = PipelineParser.GetPipelineDefinition(RootDirectory);
+
+           var dependsOnStages = tracerConfig
+                                .Stages
+                                .Where(x => !string.IsNullOrEmpty(x.Stage))
+                                .Select(x => $"      - {x.Stage}");
+           var dependsOn = string.Join(Environment.NewLine, dependsOnStages);
+
+           var conditionStages = tracerConfig
+                                .Stages
+                                .Where(x => !string.IsNullOrEmpty(x.Stage))
+                                .Select(x => $"         in(dependencies.{x.Stage}.result, 'Succeeded','SucceededWithIssues','Skipped')");
+           var conditions = string.Join($",{Environment.NewLine}", conditionStages);
+
+           var template =
+               $"""
+               # This file is auto-generated by Build.VariableGenerations.GenerateUpdateGitHubPipelineStep
+               stages:
+                 - stage: azure_pipeline_succeeded
+                   dependsOn:
+               {dependsOn}
+                   condition: |
+                     and(
+               {conditions})
+                   jobs:
+                     - job: report_success
+                       timeoutInMinutes: 60 #default value
+                       pool:
+                         name: azure-managed-linux-tasks
+                       steps:
+                         - checkout: none
+                         - template: update-github-status.yml
+                           parameters:
+                             checkName: 'azure_pipeline_complete'
+                             status: 'success'
+                             description: 'Pipeline succeeded'
+                 - stage: azure_pipeline_failed
+                   dependsOn:
+               {dependsOn}
+                   condition: |
+                     not(and(
+               {conditions}))
+                   jobs:
+                     - job: report_failure
+                       timeoutInMinutes: 60 #default value
+                       pool:
+                         name: azure-managed-linux-tasks
+                       steps:
+                         - checkout: none
+                         - template: update-github-status.yml
+                           parameters:
+                             checkName: 'azure_pipeline_complete'
+                             status: 'failure'
+                             description: 'One or more stages failed. See associated failed Azure DevOps jobs'
+
+               """;
+
+           Logger.Information("Regenerated azure pipeline template {Template}", template);
+
+           var templatePath = RootDirectory / ".azure-pipelines" / "steps" / "update-github-pipeline-status.yml";
+           File.WriteAllText(templatePath, template);
+           Logger.Information("Update template at {Path}", templatePath);
+       });
+
     static bool IsGitBaseBranch(string baseBranch)
     {
         // *****