Basic orchestration and activity execution logs

src/Worker/Core/Logs.cs

@@ -9,15 +9,48 @@ namespace Microsoft.DurableTask
     /// <summary>
     /// Log messages.
     /// </summary>
-    /// <remarks>
-    /// NOTE: Trying to make logs consistent with https://github.com/Azure/durabletask/blob/main/src/DurableTask.Core/Logging/LogEvents.cs.
-    /// </remarks>
     static partial class Logs
     {
         [LoggerMessage(EventId = 15, Level = LogLevel.Error, Message = "Unhandled exception in entity operation {entityInstanceId}/{operationName}.")]
         public static partial void OperationError(this ILogger logger, Exception ex, EntityInstanceId entityInstanceId, string operationName);
 
         [LoggerMessage(EventId = 55, Level = LogLevel.Information, Message = "{instanceId}: Evaluating custom retry handler for failed '{name}' task. Attempt = {attempt}.")]
         public static partial void RetryingTask(this ILogger logger, string instanceId, string name, int attempt);
+
+        [LoggerMessage(EventId = 600, Level = LogLevel.Information, Message = "'{Name}' orchestration with ID '{InstanceId}' started.")]
+        public static partial void OrchestrationStarted(this ILogger logger, string instanceId, string name);
+
+        [LoggerMessage(EventId = 601, Level = LogLevel.Information, Message = "'{Name}' orchestration with ID '{InstanceId}' completed.")]
+        public static partial void OrchestrationCompleted(this ILogger logger, string instanceId, string name);
+
+        [LoggerMessage(EventId = 602, Level = LogLevel.Information, Message = "'{Name}' orchestration with ID '{InstanceId}' failed.")]
+        public static partial void OrchestrationFailed(this ILogger logger, Exception ex, string instanceId, string name);
+
+        [LoggerMessage(EventId = 603, Level = LogLevel.Information, Message = "'{Name}' activity of orchestration ID '{InstanceId}' started.")]
+        public static partial void ActivityStarted(this ILogger logger, string instanceId, string name);
+
+        [LoggerMessage(EventId = 604, Level = LogLevel.Information, Message = "'{Name}' activity of orchestration ID '{InstanceId}' completed.")]
+        public static partial void ActivityCompleted(this ILogger logger, string instanceId, string name);
+
+        [LoggerMessage(EventId = 605, Level = LogLevel.Information, Message = "'{Name}' activity of orchestration ID '{InstanceId}' failed.")]
+        public static partial void ActivityFailed(this ILogger logger, Exception ex, string instanceId, string name);
+
+        /// <summary>
+        /// Creates a logger named "Microsoft.DurableTask.Worker" with an optional subcategory.
+        /// </summary>
+        /// <param name="loggerFactory">The logger factory to use to create the logger.</param>
+        /// <param name="subcategory">The subcategory of the logger. For example, "Activities" or "Orchestrations".
+        /// </param>
+        /// <returns>The generated <see cref="ILogger"/>.</returns>
+        internal static ILogger CreateWorkerLogger(ILoggerFactory loggerFactory, string? subcategory = null)
+        {
+            string categoryName = "Microsoft.DurableTask.Worker";
+            if (!string.IsNullOrEmpty(subcategory))
+            {
+                categoryName += "." + subcategory;
+            }
+
+            return loggerFactory.CreateLogger(categoryName);
+        }
     }
 }

src/Worker/Core/Shims/DurableTaskShimFactory.cs

@@ -50,7 +50,7 @@ public TaskActivity CreateActivity(TaskName name, ITaskActivity activity)
     {
         Check.NotDefault(name);
         Check.NotNull(activity);
-        return new TaskActivityShim(this.options.DataConverter, name, activity);
+        return new TaskActivityShim(this.loggerFactory, this.options.DataConverter, name, activity);
     }
 
     /// <summary>

src/Worker/Core/Shims/TaskActivityShim.cs

@@ -2,6 +2,7 @@
 // Licensed under the MIT License.
 
 using DurableTask.Core;
+using Microsoft.Extensions.Logging;
 
 namespace Microsoft.DurableTask.Worker.Shims;
 
@@ -11,17 +12,24 @@ namespace Microsoft.DurableTask.Worker.Shims;
 class TaskActivityShim : TaskActivity
 {
     readonly ITaskActivity implementation;
+    readonly ILogger logger;
     readonly DataConverter dataConverter;
     readonly TaskName name;
 
     /// <summary>
     /// Initializes a new instance of the <see cref="TaskActivityShim"/> class.
     /// </summary>
+    /// <param name="loggerFactory">The logger factory.</param>
     /// <param name="dataConverter">The data converter.</param>
     /// <param name="name">The name of the activity.</param>
     /// <param name="implementation">The activity implementation to wrap.</param>
-    public TaskActivityShim(DataConverter dataConverter, TaskName name, ITaskActivity implementation)
+    public TaskActivityShim(
+        ILoggerFactory loggerFactory,
+        DataConverter dataConverter,
+        TaskName name,
+        ITaskActivity implementation)
     {
+        this.logger = Logs.CreateWorkerLogger(Check.NotNull(loggerFactory), "Activities");
         this.dataConverter = Check.NotNull(dataConverter);
         this.name = Check.NotDefault(name);
         this.implementation = Check.NotNull(implementation);
@@ -34,11 +42,25 @@ public TaskActivityShim(DataConverter dataConverter, TaskName name, ITaskActivit
         string? strippedRawInput = StripArrayCharacters(rawInput);
         object? deserializedInput = this.dataConverter.Deserialize(strippedRawInput, this.implementation.InputType);
         TaskActivityContextWrapper contextWrapper = new(coreContext, this.name);
-        object? output = await this.implementation.RunAsync(contextWrapper, deserializedInput);
 
-        // Return the output (if any) as a serialized string.
-        string? serializedOutput = this.dataConverter.Serialize(output);
-        return serializedOutput;
+        string instanceId = coreContext.OrchestrationInstance.InstanceId;
+        this.logger.ActivityStarted(instanceId, this.name);
+
+        try
+        {
+            object? output = await this.implementation.RunAsync(contextWrapper, deserializedInput);
+
+            // Return the output (if any) as a serialized string.
+            string? serializedOutput = this.dataConverter.Serialize(output);
+            this.logger.ActivityCompleted(instanceId, this.name);
+
+            return serializedOutput;
+        }
+        catch (Exception e)
+        {
+            this.logger.ActivityFailed(e, instanceId, this.name);
+            throw;
+        }
     }
 
     /// <inheritdoc/>

src/Worker/Core/Shims/TaskOrchestrationShim.cs

@@ -18,6 +18,8 @@ partial class TaskOrchestrationShim : TaskOrchestration
 {
     readonly ITaskOrchestrator implementation;
     readonly OrchestrationInvocationContext invocationContext;
+    readonly ILogger logger;
+
     TaskOrchestrationContextWrapper? wrapperContext;
 
     /// <summary>
@@ -31,12 +33,12 @@ public TaskOrchestrationShim(
     {
         this.invocationContext = Check.NotNull(invocationContext);
         this.implementation = Check.NotNull(implementation);
+
+        this.logger = Logs.CreateWorkerLogger(this.invocationContext.LoggerFactory, "Orchestrations");
     }
 
     DataConverter DataConverter => this.invocationContext.Options.DataConverter;
 
-    ILoggerFactory LoggerFactory => this.invocationContext.LoggerFactory;
-
     /// <inheritdoc/>
     public override async Task<string?> Execute(OrchestrationContext innerContext, string rawInput)
     {
@@ -48,15 +50,31 @@ public TaskOrchestrationShim(
         object? input = this.DataConverter.Deserialize(rawInput, this.implementation.InputType);
         this.wrapperContext = new(innerContext, this.invocationContext, input);
 
+        string instanceId = innerContext.OrchestrationInstance.InstanceId;
+        if (!innerContext.IsReplaying)
+        {
+            this.logger.OrchestrationStarted(instanceId, this.invocationContext.Name);
+        }
+
         try
         {
             object? output = await this.implementation.RunAsync(this.wrapperContext, input);
 
+            if (!innerContext.IsReplaying)
+            {
+                this.logger.OrchestrationCompleted(instanceId, this.invocationContext.Name);
+            }
+
             // Return the output (if any) as a serialized string.
             return this.DataConverter.Serialize(output);
         }
         catch (TaskFailedException e)
         {
+            if (!innerContext.IsReplaying)
+            {
+                this.logger.OrchestrationFailed(e, instanceId, this.invocationContext.Name);
+            }
+
             // Convert back to something the Durable Task Framework natively understands so that
             // failure details are correctly propagated.
             throw new CoreTaskFailedException(e.Message, e.InnerException)

src/Worker/Grpc/Logs.cs

@@ -8,9 +8,6 @@ namespace Microsoft.DurableTask.Worker.Grpc
     /// <summary>
     /// Log messages.
     /// </summary>
-    /// <remarks>
-    /// NOTE: Trying to make logs consistent with https://github.com/Azure/durabletask/blob/main/src/DurableTask.Core/Logging/LogEvents.cs.
-    /// </remarks>
     static partial class Logs
     {
         [LoggerMessage(EventId = 1, Level = LogLevel.Information, Message = "Durable Task gRPC worker starting and connecting to {endpoint}.")]

test/Grpc.IntegrationTests/IntegrationTestBase.cs

@@ -90,6 +90,61 @@ protected IReadOnlyCollection<LogEntry> GetLogs()
         return logs;
     }
 
+    protected IReadOnlyCollection<LogEntry> GetLogs(string category)
+    {
+        this.logProvider.TryGetLogs(category, out IReadOnlyCollection<LogEntry> logs);
+        return logs ?? [];
+    }
+
+    protected static bool MatchLog(
+        LogEntry log,
+        string logEventName,
+        (Type exceptionType, string exceptionMessage)? exception,
+        params (string key, string value)[] metadataPairs)
+    {
+        if (log.EventId.Name != logEventName)
+        {
+            return false;
+        }
+
+        if (log.Exception is null != exception is null)
+        {
+            return false;
+        }
+        else if (exception is not null)
+        {
+            if (log.Exception?.GetType() != exception.Value.exceptionType)
+            {
+                return false;
+            }
+            if (log.Exception?.Message != exception.Value.exceptionMessage)
+            {
+                return false;
+            }
+        }
+
+        if (log.State is not IReadOnlyCollection<KeyValuePair<string, object>> metadataList)
+        {
+            return false;
+        }
+
+        Dictionary<string, object> state = new(metadataList);
+        foreach ((string key, string value) in metadataPairs)
+        {
+            if (!state.TryGetValue(key, out object? stateValue))
+            {
+                return false;
+            }
+
+            if (stateValue is not string stateString || stateString != value)
+            {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
     protected struct HostTestLifetime : IAsyncDisposable
     {
         readonly IHost host;

test/Grpc.IntegrationTests/OrchestrationErrorHandling.cs

@@ -3,6 +3,7 @@
 
 using System.Runtime.Serialization;
 using Microsoft.DurableTask.Client;
+using Microsoft.DurableTask.Tests.Logging;
 using Microsoft.DurableTask.Worker;
 using Xunit.Abstractions;
 using Xunit.Sdk;
@@ -28,8 +29,11 @@ public async Task UnhandledActivityException()
         TaskName activityName = "FaultyActivity";
 
         // Use local function definitions to simplify the validation of the call stacks
-        async Task MyOrchestrationImpl(TaskOrchestrationContext ctx) => await ctx.CallActivityAsync(activityName);
-        void MyActivityImpl(TaskActivityContext ctx) => throw new Exception(errorMessage, new CustomException("Inner!"));
+        async Task MyOrchestrationImpl(TaskOrchestrationContext ctx) =>
+            await ctx.CallActivityAsync(activityName);
+
+        void MyActivityImpl(TaskActivityContext ctx) =>
+            throw new InvalidOperationException(errorMessage, new CustomException("Inner!"));
 
         await using HostTestLifetime server = await this.StartWorkerAsync(b =>
         {
@@ -64,13 +68,45 @@ public async Task UnhandledActivityException()
 
         // Check that the inner exception - i.e. the exact exception that failed the orchestration - was populated correctly
         Assert.NotNull(failureDetails.InnerFailure);
-        Assert.Equal(typeof(Exception).FullName, failureDetails.InnerFailure!.ErrorType);
+        Assert.Equal(typeof(InvalidOperationException).FullName, failureDetails.InnerFailure!.ErrorType);
         Assert.Equal(errorMessage, failureDetails.InnerFailure.ErrorMessage);
 
         // Check that the inner-most exception was populated correctly too (the custom exception type)
         Assert.NotNull(failureDetails.InnerFailure.InnerFailure);
         Assert.Equal(typeof(CustomException).FullName, failureDetails.InnerFailure.InnerFailure!.ErrorType);
         Assert.Equal("Inner!", failureDetails.InnerFailure.InnerFailure.ErrorMessage);
+
+        IReadOnlyCollection<LogEntry> workerLogs = this.GetLogs(category: "Microsoft.DurableTask.Worker");
+        Assert.NotEmpty(workerLogs);
+
+        // Check that the orchestrator and activity logs are present
+        Assert.Single(workerLogs, log => MatchLog(
+            log,
+            logEventName: "OrchestrationStarted",
+            exception: null,
+            ("InstanceId", instanceId),
+            ("Name", orchestratorName.Name)));
+
+        Assert.Single(workerLogs, log => MatchLog(
+            log,
+            logEventName: "ActivityStarted",
+            exception: null,
+            ("InstanceId", instanceId),
+            ("Name", activityName.Name)));
+
+        Assert.Single(workerLogs, log => MatchLog(
+            log,
+            logEventName: "ActivityFailed",
+            exception: (typeof(InvalidOperationException), errorMessage),
+            ("InstanceId", instanceId),
+            ("Name", activityName.Name)));
+
+        Assert.Single(workerLogs, log => MatchLog(
+            log,
+            logEventName: "OrchestrationFailed",
+            exception: (typeof(TaskFailedException), $"Task '{activityName}' (#0) failed with an unhandled exception: {errorMessage}"),
+            ("InstanceId", instanceId),
+            ("Name", orchestratorName.Name)));
     }
 
     /// <summary>