Handle runner not found

src/Runner.Common/BrokerServer.cs

@@ -7,6 +7,7 @@
 using GitHub.DistributedTask.WebApi;
 using GitHub.Runner.Sdk;
 using GitHub.Services.Common;
+using GitHub.Services.WebApi;
 using Sdk.RSWebApi.Contracts;
 using Sdk.WebApi.WebApi.RawClient;
 
@@ -92,7 +93,7 @@ public Task ForceRefreshConnection(VssCredentials credentials)
 
         public bool ShouldRetryException(Exception ex)
         {
-            if (ex is AccessDeniedException ade)
+            if (ex is AccessDeniedException || ex is RunnerNotFoundException)
             {
                 return false;
             }

src/Runner.Listener/BrokerMessageListener.cs

@@ -11,9 +11,10 @@
 using GitHub.Runner.Common;
 using GitHub.Runner.Listener.Configuration;
 using GitHub.Runner.Sdk;
-using GitHub.Services.Common;
 using GitHub.Runner.Common.Util;
+using GitHub.Services.Common;
 using GitHub.Services.OAuth;
+using GitHub.Services.WebApi;
 
 namespace GitHub.Runner.Listener
 {
@@ -241,6 +242,10 @@ public async Task<TaskAgentMessage> GetNextMessageAsync(CancellationToken token)
                 {
                     throw;
                 }
+                catch (RunnerNotFoundException)
+                {
+                    throw;
+                }
                 catch (Exception ex)
                 {
                     Trace.Error("Catch exception during get next message.");
@@ -324,6 +329,7 @@ private bool IsGetNextMessageExceptionRetriable(Exception ex)
                 ex is TaskAgentPoolNotFoundException ||
                 ex is TaskAgentSessionExpiredException ||
                 ex is AccessDeniedException ||
+                ex is RunnerNotFoundException ||
                 ex is VssUnauthorizedException)
             {
                 Trace.Info($"Non-retriable exception: {ex.Message}");

src/Runner.Listener/MessageListener.cs

@@ -308,6 +308,10 @@ public async Task<TaskAgentMessage> GetNextMessageAsync(CancellationToken token)
                 {
                     throw;
                 }
+                catch (RunnerNotFoundException)
+                {
+                    throw;
+                }
                 catch (Exception ex)
                 {
                     Trace.Error("Catch exception during get next message.");
@@ -457,6 +461,7 @@ private bool IsGetNextMessageExceptionRetriable(Exception ex)
                 ex is TaskAgentPoolNotFoundException ||
                 ex is TaskAgentSessionExpiredException ||
                 ex is AccessDeniedException ||
+                ex is RunnerNotFoundException ||
                 ex is VssUnauthorizedException)
             {
                 Trace.Info($"Non-retriable exception: {ex.Message}");

src/Runner.Listener/Program.cs

@@ -7,6 +7,7 @@
 using System.Runtime.InteropServices;
 using System.Threading.Tasks;
 using GitHub.DistributedTask.WebApi;
+using GitHub.Services.WebApi;
 
 namespace GitHub.Runner.Listener
 {
@@ -144,6 +145,12 @@ private async static Task<int> MainAsync(IHostContext context, string[] args)
                 trace.Error(e);
                 return Constants.Runner.ReturnCode.TerminatedError;
             }
+            catch (RunnerNotFoundException e)
+            {
+                terminal.WriteError($"An error occurred: {e.Message}");
+                trace.Error(e);
+                return Constants.Runner.ReturnCode.TerminatedError;
+            }
             catch (Exception e)
             {
                 terminal.WriteError($"An error occurred: {e.Message}");

src/Sdk/RSWebApi/Contracts/BrokerErrorKind.cs

@@ -5,6 +5,7 @@ namespace GitHub.Actions.RunService.WebApi
     [DataContract]
     public class BrokerErrorKind
     {
+        public const string RunnerNotFound = "RunnerNotFound";
         public const string RunnerVersionTooOld = "RunnerVersionTooOld";
     }
 }

src/Sdk/WebApi/WebApi/BrokerHttpClient.cs

@@ -115,6 +115,8 @@ public async Task<TaskAgentMessage> GetRunnerMessageAsync(
             {
                 switch (brokerError.ErrorKind)
                 {
+                    case BrokerErrorKind.RunnerNotFound:
+                        throw new RunnerNotFoundException(brokerError.Message);
                     case BrokerErrorKind.RunnerVersionTooOld:
                         throw new AccessDeniedException(brokerError.Message)
                         {

src/Sdk/WebApi/WebApi/Exceptions/RunnerNotFoundException.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Diagnostics.CodeAnalysis;
+using GitHub.Services.Common;
+using GitHub.Services.WebApi;
+
+namespace GitHub.Services.WebApi
+{
+    [Serializable]
+    public sealed class RunnerNotFoundException : Exception
+    {
+        public RunnerNotFoundException()
+            : base()
+        {
+        }
+
+        public RunnerNotFoundException(String message)
+            : base(message)
+        {
+        }
+
+        public RunnerNotFoundException(String message, Exception innerException)
+            : base(message, innerException)
+        {
+        }
+    }
+}