diff options
author | 2015-07-23 17:02:12 -0700 | |
---|---|---|
committer | 2015-07-23 18:27:16 -0700 | |
commit | 0846b68eb7bc6f6f63770880a2d48e787274ef67 (patch) | |
tree | cb5dd64ed0d3d2c0c46ba6c1453f0eccc26fec98 /src/csharp/Grpc.Core | |
parent | 74529562e3227517f952d5b8d527f0e7b616db1c (diff) |
add Timeout support and tests
Diffstat (limited to 'src/csharp/Grpc.Core')
-rw-r--r-- | src/csharp/Grpc.Core/Call.cs | 15 | ||||
-rw-r--r-- | src/csharp/Grpc.Core/Calls.cs | 18 | ||||
-rw-r--r-- | src/csharp/Grpc.Core/ClientBase.cs | 6 | ||||
-rw-r--r-- | src/csharp/Grpc.Core/Internal/AsyncCall.cs | 16 | ||||
-rw-r--r-- | src/csharp/Grpc.Core/Internal/AsyncCallServer.cs | 20 | ||||
-rw-r--r-- | src/csharp/Grpc.Core/Internal/CallSafeHandle.cs | 10 | ||||
-rw-r--r-- | src/csharp/Grpc.Core/Internal/ChannelSafeHandle.cs | 10 | ||||
-rw-r--r-- | src/csharp/Grpc.Core/Internal/ServerCallHandler.cs | 12 |
8 files changed, 71 insertions, 36 deletions
diff --git a/src/csharp/Grpc.Core/Call.cs b/src/csharp/Grpc.Core/Call.cs index 37b452f020..94c5e26082 100644 --- a/src/csharp/Grpc.Core/Call.cs +++ b/src/csharp/Grpc.Core/Call.cs @@ -47,14 +47,21 @@ namespace Grpc.Core readonly Marshaller<TResponse> responseMarshaller; readonly Channel channel; readonly Metadata headers; + readonly DateTime deadline; public Call(string serviceName, Method<TRequest, TResponse> method, Channel channel, Metadata headers) + : this(serviceName, method, channel, headers, DateTime.MaxValue) + { + } + + public Call(string serviceName, Method<TRequest, TResponse> method, Channel channel, Metadata headers, DateTime deadline) { this.name = method.GetFullName(serviceName); this.requestMarshaller = method.RequestMarshaller; this.responseMarshaller = method.ResponseMarshaller; this.channel = Preconditions.CheckNotNull(channel); this.headers = Preconditions.CheckNotNull(headers); + this.deadline = deadline; } public Channel Channel @@ -87,6 +94,14 @@ namespace Grpc.Core } } + public DateTime Deadline + { + get + { + return this.deadline; + } + } + public Marshaller<TRequest> RequestMarshaller { get diff --git a/src/csharp/Grpc.Core/Calls.cs b/src/csharp/Grpc.Core/Calls.cs index 359fe53741..054fc27491 100644 --- a/src/csharp/Grpc.Core/Calls.cs +++ b/src/csharp/Grpc.Core/Calls.cs @@ -50,7 +50,7 @@ namespace Grpc.Core var asyncCall = new AsyncCall<TRequest, TResponse>(call.RequestMarshaller.Serializer, call.ResponseMarshaller.Deserializer); // TODO(jtattermusch): this gives a race that cancellation can be requested before the call even starts. RegisterCancellationCallback(asyncCall, token); - return asyncCall.UnaryCall(call.Channel, call.Name, req, call.Headers); + return asyncCall.UnaryCall(call.Channel, call.Name, req, call.Headers, call.Deadline); } public static AsyncUnaryCall<TResponse> AsyncUnaryCall<TRequest, TResponse>(Call<TRequest, TResponse> call, TRequest req, CancellationToken token) @@ -58,8 +58,8 @@ namespace Grpc.Core where TResponse : class { var asyncCall = new AsyncCall<TRequest, TResponse>(call.RequestMarshaller.Serializer, call.ResponseMarshaller.Deserializer); - asyncCall.Initialize(call.Channel, call.Channel.CompletionQueue, call.Name); - var asyncResult = asyncCall.UnaryCallAsync(req, call.Headers); + asyncCall.Initialize(call.Channel, call.Channel.CompletionQueue, call.Name, Timespec.FromDateTime(call.Deadline)); + var asyncResult = asyncCall.UnaryCallAsync(req, call.Headers, call.Deadline); RegisterCancellationCallback(asyncCall, token); return new AsyncUnaryCall<TResponse>(asyncResult, asyncCall.GetStatus, asyncCall.GetTrailers, asyncCall.Cancel); } @@ -69,8 +69,8 @@ namespace Grpc.Core where TResponse : class { var asyncCall = new AsyncCall<TRequest, TResponse>(call.RequestMarshaller.Serializer, call.ResponseMarshaller.Deserializer); - asyncCall.Initialize(call.Channel, call.Channel.CompletionQueue, call.Name); - asyncCall.StartServerStreamingCall(req, call.Headers); + asyncCall.Initialize(call.Channel, call.Channel.CompletionQueue, call.Name, Timespec.FromDateTime(call.Deadline)); + asyncCall.StartServerStreamingCall(req, call.Headers, call.Deadline); RegisterCancellationCallback(asyncCall, token); var responseStream = new ClientResponseStream<TRequest, TResponse>(asyncCall); return new AsyncServerStreamingCall<TResponse>(responseStream, asyncCall.GetStatus, asyncCall.GetTrailers, asyncCall.Cancel); @@ -81,8 +81,8 @@ namespace Grpc.Core where TResponse : class { var asyncCall = new AsyncCall<TRequest, TResponse>(call.RequestMarshaller.Serializer, call.ResponseMarshaller.Deserializer); - asyncCall.Initialize(call.Channel, call.Channel.CompletionQueue, call.Name); - var resultTask = asyncCall.ClientStreamingCallAsync(call.Headers); + asyncCall.Initialize(call.Channel, call.Channel.CompletionQueue, call.Name, Timespec.FromDateTime(call.Deadline)); + var resultTask = asyncCall.ClientStreamingCallAsync(call.Headers, call.Deadline); RegisterCancellationCallback(asyncCall, token); var requestStream = new ClientRequestStream<TRequest, TResponse>(asyncCall); return new AsyncClientStreamingCall<TRequest, TResponse>(requestStream, resultTask, asyncCall.GetStatus, asyncCall.GetTrailers, asyncCall.Cancel); @@ -93,8 +93,8 @@ namespace Grpc.Core where TResponse : class { var asyncCall = new AsyncCall<TRequest, TResponse>(call.RequestMarshaller.Serializer, call.ResponseMarshaller.Deserializer); - asyncCall.Initialize(call.Channel, call.Channel.CompletionQueue, call.Name); - asyncCall.StartDuplexStreamingCall(call.Headers); + asyncCall.Initialize(call.Channel, call.Channel.CompletionQueue, call.Name, Timespec.FromDateTime(call.Deadline)); + asyncCall.StartDuplexStreamingCall(call.Headers, call.Deadline); RegisterCancellationCallback(asyncCall, token); var requestStream = new ClientRequestStream<TRequest, TResponse>(asyncCall); var responseStream = new ClientResponseStream<TRequest, TResponse>(asyncCall); diff --git a/src/csharp/Grpc.Core/ClientBase.cs b/src/csharp/Grpc.Core/ClientBase.cs index a099f96aea..fd3473128a 100644 --- a/src/csharp/Grpc.Core/ClientBase.cs +++ b/src/csharp/Grpc.Core/ClientBase.cs @@ -76,7 +76,7 @@ namespace Grpc.Core /// <summary> /// Creates a new call to given method. /// </summary> - protected Call<TRequest, TResponse> CreateCall<TRequest, TResponse>(string serviceName, Method<TRequest, TResponse> method, Metadata metadata) + protected Call<TRequest, TResponse> CreateCall<TRequest, TResponse>(string serviceName, Method<TRequest, TResponse> method, Metadata metadata, DateTime? deadline) where TRequest : class where TResponse : class { @@ -87,8 +87,8 @@ namespace Grpc.Core interceptor(metadata); metadata.Freeze(); } - metadata = metadata ?? Metadata.Empty; - return new Call<TRequest, TResponse>(serviceName, method, channel, metadata); + return new Call<TRequest, TResponse>(serviceName, method, channel, + metadata ?? Metadata.Empty, deadline ?? DateTime.MaxValue); } } } diff --git a/src/csharp/Grpc.Core/Internal/AsyncCall.cs b/src/csharp/Grpc.Core/Internal/AsyncCall.cs index f983dbb759..51022ac34f 100644 --- a/src/csharp/Grpc.Core/Internal/AsyncCall.cs +++ b/src/csharp/Grpc.Core/Internal/AsyncCall.cs @@ -61,10 +61,10 @@ namespace Grpc.Core.Internal { } - public void Initialize(Channel channel, CompletionQueueSafeHandle cq, string methodName) + public void Initialize(Channel channel, CompletionQueueSafeHandle cq, string methodName, Timespec deadline) { this.channel = channel; - var call = CallSafeHandle.Create(channel.Handle, channel.CompletionRegistry, cq, methodName, channel.Target, Timespec.InfFuture); + var call = channel.Handle.CreateCall(channel.CompletionRegistry, cq, methodName, channel.Target, deadline); channel.Environment.DebugStats.ActiveClientCalls.Increment(); InitializeInternal(call); } @@ -76,7 +76,7 @@ namespace Grpc.Core.Internal /// <summary> /// Blocking unary request - unary response call. /// </summary> - public TResponse UnaryCall(Channel channel, string methodName, TRequest msg, Metadata headers) + public TResponse UnaryCall(Channel channel, string methodName, TRequest msg, Metadata headers, DateTime deadline) { using (CompletionQueueSafeHandle cq = CompletionQueueSafeHandle.Create()) { @@ -86,7 +86,7 @@ namespace Grpc.Core.Internal lock (myLock) { - Initialize(channel, cq, methodName); + Initialize(channel, cq, methodName, Timespec.FromDateTime(deadline)); started = true; halfcloseRequested = true; readingDone = true; @@ -126,7 +126,7 @@ namespace Grpc.Core.Internal /// <summary> /// Starts a unary request - unary response call. /// </summary> - public Task<TResponse> UnaryCallAsync(TRequest msg, Metadata headers) + public Task<TResponse> UnaryCallAsync(TRequest msg, Metadata headers, DateTime deadline) { lock (myLock) { @@ -151,7 +151,7 @@ namespace Grpc.Core.Internal /// Starts a streamed request - unary response call. /// Use StartSendMessage and StartSendCloseFromClient to stream requests. /// </summary> - public Task<TResponse> ClientStreamingCallAsync(Metadata headers) + public Task<TResponse> ClientStreamingCallAsync(Metadata headers, DateTime deadline) { lock (myLock) { @@ -173,7 +173,7 @@ namespace Grpc.Core.Internal /// <summary> /// Starts a unary request - streamed response call. /// </summary> - public void StartServerStreamingCall(TRequest msg, Metadata headers) + public void StartServerStreamingCall(TRequest msg, Metadata headers, DateTime deadline) { lock (myLock) { @@ -196,7 +196,7 @@ namespace Grpc.Core.Internal /// Starts a streaming request - streaming response call. /// Use StartSendMessage and StartSendCloseFromClient to stream requests. /// </summary> - public void StartDuplexStreamingCall(Metadata headers) + public void StartDuplexStreamingCall(Metadata headers, DateTime deadline) { lock (myLock) { diff --git a/src/csharp/Grpc.Core/Internal/AsyncCallServer.cs b/src/csharp/Grpc.Core/Internal/AsyncCallServer.cs index f809f4a84c..702f1ce9e7 100644 --- a/src/csharp/Grpc.Core/Internal/AsyncCallServer.cs +++ b/src/csharp/Grpc.Core/Internal/AsyncCallServer.cs @@ -48,6 +48,7 @@ namespace Grpc.Core.Internal internal class AsyncCallServer<TRequest, TResponse> : AsyncCallBase<TResponse, TRequest> { readonly TaskCompletionSource<object> finishedServersideTcs = new TaskCompletionSource<object>(); + readonly CancellationTokenSource cancellationTokenSource = new CancellationTokenSource(); readonly GrpcEnvironment environment; public AsyncCallServer(Func<TResponse, byte[]> serializer, Func<byte[], TRequest> deserializer, GrpcEnvironment environment) : base(serializer, deserializer) @@ -118,6 +119,18 @@ namespace Grpc.Core.Internal } } + /// <summary> + /// Gets cancellation token that gets cancelled once close completion + /// is received and the cancelled flag is set. + /// </summary> + public CancellationToken CancellationToken + { + get + { + return cancellationTokenSource.Token; + } + } + protected override void OnReleaseResources() { environment.DebugStats.ActiveServerCalls.Decrement(); @@ -138,6 +151,8 @@ namespace Grpc.Core.Internal { // Once we cancel, we don't have to care that much // about reads and writes. + + // TODO(jtattermusch): is this still necessary? Cancel(); } @@ -145,6 +160,11 @@ namespace Grpc.Core.Internal } // TODO(jtattermusch): handle error + if (cancelled) + { + cancellationTokenSource.Cancel(); + } + finishedServersideTcs.SetResult(null); } } diff --git a/src/csharp/Grpc.Core/Internal/CallSafeHandle.cs b/src/csharp/Grpc.Core/Internal/CallSafeHandle.cs index 19dbb83f24..04e35a5efd 100644 --- a/src/csharp/Grpc.Core/Internal/CallSafeHandle.cs +++ b/src/csharp/Grpc.Core/Internal/CallSafeHandle.cs @@ -46,9 +46,6 @@ namespace Grpc.Core.Internal CompletionRegistry completionRegistry; [DllImport("grpc_csharp_ext.dll")] - static extern CallSafeHandle grpcsharp_channel_create_call(ChannelSafeHandle channel, CompletionQueueSafeHandle cq, string method, string host, Timespec deadline); - - [DllImport("grpc_csharp_ext.dll")] static extern GRPCCallError grpcsharp_call_cancel(CallSafeHandle call); [DllImport("grpc_csharp_ext.dll")] @@ -98,13 +95,6 @@ namespace Grpc.Core.Internal { } - public static CallSafeHandle Create(ChannelSafeHandle channel, CompletionRegistry registry, CompletionQueueSafeHandle cq, string method, string host, Timespec deadline) - { - var result = grpcsharp_channel_create_call(channel, cq, method, host, deadline); - result.SetCompletionRegistry(registry); - return result; - } - public void SetCompletionRegistry(CompletionRegistry completionRegistry) { this.completionRegistry = completionRegistry; diff --git a/src/csharp/Grpc.Core/Internal/ChannelSafeHandle.cs b/src/csharp/Grpc.Core/Internal/ChannelSafeHandle.cs index f046f4c6d0..53c506c872 100644 --- a/src/csharp/Grpc.Core/Internal/ChannelSafeHandle.cs +++ b/src/csharp/Grpc.Core/Internal/ChannelSafeHandle.cs @@ -47,6 +47,9 @@ namespace Grpc.Core.Internal static extern ChannelSafeHandle grpcsharp_secure_channel_create(CredentialsSafeHandle credentials, string target, ChannelArgsSafeHandle channelArgs); [DllImport("grpc_csharp_ext.dll")] + static extern CallSafeHandle grpcsharp_channel_create_call(ChannelSafeHandle channel, CompletionQueueSafeHandle cq, string method, string host, Timespec deadline); + + [DllImport("grpc_csharp_ext.dll")] static extern void grpcsharp_channel_destroy(IntPtr channel); private ChannelSafeHandle() @@ -63,6 +66,13 @@ namespace Grpc.Core.Internal return grpcsharp_secure_channel_create(credentials, target, channelArgs); } + public CallSafeHandle CreateCall(CompletionRegistry registry, CompletionQueueSafeHandle cq, string method, string host, Timespec deadline) + { + var result = grpcsharp_channel_create_call(this, cq, method, host, deadline); + result.SetCompletionRegistry(registry); + return result; + } + protected override bool ReleaseHandle() { grpcsharp_channel_destroy(handle); diff --git a/src/csharp/Grpc.Core/Internal/ServerCallHandler.cs b/src/csharp/Grpc.Core/Internal/ServerCallHandler.cs index 3680b1e791..9bbcb17266 100644 --- a/src/csharp/Grpc.Core/Internal/ServerCallHandler.cs +++ b/src/csharp/Grpc.Core/Internal/ServerCallHandler.cs @@ -72,7 +72,7 @@ namespace Grpc.Core.Internal var responseStream = new ServerResponseStream<TRequest, TResponse>(asyncCall); Status status; - var context = HandlerUtils.NewContext(newRpc); + var context = HandlerUtils.NewContext(newRpc, asyncCall.CancellationToken); try { Preconditions.CheckArgument(await requestStream.MoveNext()); @@ -126,7 +126,7 @@ namespace Grpc.Core.Internal var responseStream = new ServerResponseStream<TRequest, TResponse>(asyncCall); Status status; - var context = HandlerUtils.NewContext(newRpc); + var context = HandlerUtils.NewContext(newRpc, asyncCall.CancellationToken); try { Preconditions.CheckArgument(await requestStream.MoveNext()); @@ -180,7 +180,7 @@ namespace Grpc.Core.Internal var responseStream = new ServerResponseStream<TRequest, TResponse>(asyncCall); Status status; - var context = HandlerUtils.NewContext(newRpc); + var context = HandlerUtils.NewContext(newRpc, asyncCall.CancellationToken); try { var result = await handler(requestStream, context); @@ -238,7 +238,7 @@ namespace Grpc.Core.Internal var responseStream = new ServerResponseStream<TRequest, TResponse>(asyncCall); Status status; - var context = HandlerUtils.NewContext(newRpc); + var context = HandlerUtils.NewContext(newRpc, asyncCall.CancellationToken); try { await handler(requestStream, responseStream, context); @@ -295,11 +295,11 @@ namespace Grpc.Core.Internal return new Status(StatusCode.Unknown, "Exception was thrown by handler."); } - public static ServerCallContext NewContext(ServerRpcNew newRpc) + public static ServerCallContext NewContext(ServerRpcNew newRpc, CancellationToken cancellationToken) { return new ServerCallContext( newRpc.Method, newRpc.Host, newRpc.Deadline.ToDateTime(), - newRpc.RequestMetadata, CancellationToken.None); + newRpc.RequestMetadata, cancellationToken); } } } |