public async Task AddLocalRpcTarget_AdditionalTargetMethodFound()
{
var streams = Nerdbank.FullDuplexStream.CreateStreams();
var rpc = new JsonRpc(streams.Item1, streams.Item2);
rpc.AddLocalRpcTarget(new Server());
rpc.AddLocalRpcTarget(new AdditionalServerTargetOne());
rpc.AddLocalRpcTarget(new AdditionalServerTargetTwo());
rpc.StartListening();
var serverMethodResult = await rpc.InvokeAsync <string>(nameof(Server.ServerMethod), "test");
Assert.Equal("test!", serverMethodResult);
var plusOneResultInt = await rpc.InvokeAsync <int>(nameof(AdditionalServerTargetOne.PlusOne), 1);
Assert.Equal(2, plusOneResultInt);
var plusOneResultString = await rpc.InvokeAsync <string>(nameof(AdditionalServerTargetTwo.PlusOne), "one");
Assert.Equal("one plus one!", plusOneResultString);
var plusTwoResult = await rpc.InvokeAsync <int>(nameof(AdditionalServerTargetTwo.PlusTwo), 1);
Assert.Equal(3, plusTwoResult);
}
void EnsureHostInitialized()
{
if (messageHandler != null)
{
return;
}
if (!ShouldRestartProcess())
{
throw new ApplicationException(GettextCatalog.GetString("Unable to restart PowerShell host"));
}
process = StartPowerShellHost();
process.Exited += Process_Exited;
messageHandler = new PowerShellHostMessageHandler(scriptingConsole);
rpc = new JsonRpc(process.StandardInput.BaseStream, process.StandardOutput.BaseStream, messageHandler);
rpc.Disconnected += JsonRpcDisconnected;
itemOperationsMessageHandler = new ItemOperationsMessageHandler();
rpc.AddLocalRpcTarget(itemOperationsMessageHandler);
solutionMessageHandler = new SolutionMessageHandler();
rpc.AddLocalRpcTarget(solutionMessageHandler);
projectMessageHandler = new ProjectMessageHandler();
rpc.AddLocalRpcTarget(projectMessageHandler);
rpc.StartListening();
rpc.JsonSerializer.NullValueHandling = NullValueHandling.Ignore;
}
public async Task AddLocalRpcTarget_NoTargetContainsRequestedMethod()
{
var streams = Nerdbank.FullDuplexStream.CreateStreams();
var rpc = new JsonRpc(streams.Item1, streams.Item2);
rpc.AddLocalRpcTarget(new Server());
rpc.AddLocalRpcTarget(new AdditionalServerTargetOne());
rpc.AddLocalRpcTarget(new AdditionalServerTargetTwo());
rpc.StartListening();
await Assert.ThrowsAsync <RemoteMethodNotFoundException>(() => rpc.InvokeAsync("PlusThree", 1));
}
public RemoteEndPoint(Stream stream, TraceSource logger, object?incomingCallTarget, IEnumerable <JsonConverter>?jsonConverters = null)
{
RoslynDebug.Assert(stream != null);
RoslynDebug.Assert(logger != null);
_logger = logger;
var jsonFormatter = new JsonMessageFormatter();
if (jsonConverters != null)
{
jsonFormatter.JsonSerializer.Converters.AddRange(jsonConverters);
}
jsonFormatter.JsonSerializer.Converters.Add(AggregateJsonConverter.Instance);
_rpc = new JsonRpc(new HeaderDelimitedMessageHandler(stream, jsonFormatter))
{
CancelLocallyInvokedMethodsWhenConnectionIsClosed = true,
TraceSource = logger
};
if (incomingCallTarget != null)
{
_rpc.AddLocalRpcTarget(incomingCallTarget, s_jsonRpcTargetOptions);
}
_rpc.Disconnected += OnDisconnected;
}
public InProcLanguageServer(
AbstractInProcLanguageClient languageClient,
Stream inputStream,
Stream outputStream,
AbstractRequestHandlerProvider requestHandlerProvider,
Workspace workspace,
IAsynchronousOperationListenerProvider listenerProvider,
ILspSolutionProvider solutionProvider,
string?clientName)
{
_languageClient = languageClient;
_requestHandlerProvider = requestHandlerProvider;
_workspace = workspace;
var jsonMessageFormatter = new JsonMessageFormatter();
jsonMessageFormatter.JsonSerializer.Converters.Add(new VSExtensionConverter <TextDocumentIdentifier, VSTextDocumentIdentifier>());
jsonMessageFormatter.JsonSerializer.Converters.Add(new VSExtensionConverter <ClientCapabilities, VSClientCapabilities>());
_jsonRpc = new JsonRpc(new HeaderDelimitedMessageHandler(outputStream, inputStream, jsonMessageFormatter));
_jsonRpc.AddLocalRpcTarget(this);
_jsonRpc.StartListening();
_listener = listenerProvider.GetListener(FeatureAttribute.LanguageServer);
_clientName = clientName;
_queue = new RequestExecutionQueue(solutionProvider);
_queue.RequestServerShutdown += RequestExecutionQueue_Errored;
}
public RemoteEndPoint(Stream stream, TraceSource logger, object?incomingCallTarget, IEnumerable <JsonConverter>?jsonConverters = null)
{
RoslynDebug.Assert(stream != null);
RoslynDebug.Assert(logger != null);
_id = Interlocked.Increment(ref s_id);
_logger = logger;
var jsonFormatter = new JsonMessageFormatter();
// disable interpreting of strings as DateTime during deserialization:
jsonFormatter.JsonSerializer.DateParseHandling = DateParseHandling.None;
if (jsonConverters != null)
{
jsonFormatter.JsonSerializer.Converters.AddRange(jsonConverters);
}
jsonFormatter.JsonSerializer.Converters.Add(AggregateJsonConverter.Instance);
_rpc = new JsonRpc(new HeaderDelimitedMessageHandler(stream, jsonFormatter))
{
CancelLocallyInvokedMethodsWhenConnectionIsClosed = true,
TraceSource = logger
};
if (incomingCallTarget != null)
{
_rpc.AddLocalRpcTarget(incomingCallTarget, s_jsonRpcTargetOptions);
}
_rpc.Disconnected += OnDisconnected;
}
private async Task StartAsync()
{
while (!_cancellation.Token.IsCancellationRequested)
{
using (var pipe = new NamedPipeServerStream(_pipeName, PipeDirection.InOut, 1, PipeTransmissionMode.Byte, PipeOptions.Asynchronous))
{
try
{
await pipe.WaitForConnectionAsync(_cancellation.Token);
using (var rpc = new JsonRpc(pipe))
{
var target = _create();
rpc.AddLocalRpcTarget <TInterface>(target, null);
rpc.StartListening();
await rpc.Completion;
}
}
catch (Exception e)
{
if (!_cancellation.Token.IsCancellationRequested)
{
_logger.LogError(e, "");
}
}
}
}
}
public InProcLanguageServer(Stream inputStream,
Stream outputStream,
LanguageServerProtocol protocol,
CodeAnalysis.Workspace workspace,
IDiagnosticService diagnosticService,
string?clientName)
{
_protocol = protocol;
_workspace = workspace;
var jsonMessageFormatter = new JsonMessageFormatter();
jsonMessageFormatter.JsonSerializer.Converters.Add(new VSExtensionConverter <TextDocumentIdentifier, VSTextDocumentIdentifier>());
jsonMessageFormatter.JsonSerializer.Converters.Add(new VSExtensionConverter <ClientCapabilities, VSClientCapabilities>());
_jsonRpc = new JsonRpc(new HeaderDelimitedMessageHandler(outputStream, inputStream, jsonMessageFormatter));
_jsonRpc.AddLocalRpcTarget(this);
_jsonRpc.StartListening();
_diagnosticService = diagnosticService;
_clientName = clientName;
_diagnosticService.DiagnosticsUpdated += DiagnosticService_DiagnosticsUpdated;
_clientCapabilities = new VSClientCapabilities();
}
public void AddLocalRpcTarget_ExceptionThrownWhenTargetIsNull()
{
var streams = Nerdbank.FullDuplexStream.CreateStreams();
var rpc = new JsonRpc(streams.Item1, streams.Item2);
Assert.Throws <ArgumentNullException>(() => rpc.AddLocalRpcTarget(null));
}
private async Task RespondToRpcRequestsAsync(Stream stream, int clientId)
{
Console.WriteLine($"Connection made, clientId = {clientId}");
var cancellationTokenSource = new CancellationTokenSource();
var formatter = new JsonMessageFormatter(Encoding.UTF8);
//formatter.ProtocolVersion = new Version(1, 0);
var handler = new NewLineDelimitedMessageHandler(stream, stream, formatter)
{
NewLine = NewLineDelimitedMessageHandler.NewLineStyle.Lf
};
var jsonRpc = new JsonRpc(handler);
jsonRpc.AddLocalRpcTarget(new Notifications(cancellationTokenSource.Token));
jsonRpc.StartListening();
jsonRpc.TraceSource = new TraceSource("ServerTraceSource")
{
Switch = new SourceSwitch("ServerSourceSwitch", "Verbose")
};
jsonRpc.TraceSource.Listeners.Add(new ConsoleTraceListener());
await jsonRpc.Completion;
cancellationTokenSource.Cancel();
Console.WriteLine($"Connection terminated, clientId = {clientId}");
}
public InProcLanguageServer(Stream inputStream,
Stream outputStream,
AbstractRequestHandlerProvider requestHandlerProvider,
CodeAnalysis.Workspace workspace,
IDiagnosticService diagnosticService,
IAsynchronousOperationListenerProvider listenerProvider,
string?clientName)
{
_requestHandlerProvider = requestHandlerProvider;
_workspace = workspace;
var jsonMessageFormatter = new JsonMessageFormatter();
jsonMessageFormatter.JsonSerializer.Converters.Add(new VSExtensionConverter <TextDocumentIdentifier, VSTextDocumentIdentifier>());
jsonMessageFormatter.JsonSerializer.Converters.Add(new VSExtensionConverter <ClientCapabilities, VSClientCapabilities>());
_jsonRpc = new JsonRpc(new HeaderDelimitedMessageHandler(outputStream, inputStream, jsonMessageFormatter));
_jsonRpc.AddLocalRpcTarget(this);
_jsonRpc.StartListening();
_diagnosticService = diagnosticService;
_listener = listenerProvider.GetListener(FeatureAttribute.LanguageServer);
_clientName = clientName;
_diagnosticService.DiagnosticsUpdated += DiagnosticService_DiagnosticsUpdated;
_clientCapabilities = new VSClientCapabilities();
}
internal LanguageServerTarget(
AbstractRequestDispatcherFactory requestDispatcherFactory,
JsonRpc jsonRpc,
ICapabilitiesProvider capabilitiesProvider,
ILspWorkspaceRegistrationService workspaceRegistrationService,
IGlobalOptionService globalOptions,
IAsynchronousOperationListenerProvider listenerProvider,
ILspLogger logger,
ImmutableArray <string> supportedLanguages,
string?clientName,
string userVisibleServerName,
string telemetryServerTypeName)
{
GlobalOptions = globalOptions;
RequestDispatcher = requestDispatcherFactory.CreateRequestDispatcher(supportedLanguages);
_capabilitiesProvider = capabilitiesProvider;
WorkspaceRegistrationService = workspaceRegistrationService;
Logger = logger;
JsonRpc = jsonRpc;
JsonRpc.AddLocalRpcTarget(this);
JsonRpc.Disconnected += JsonRpc_Disconnected;
Listener = listenerProvider.GetListener(FeatureAttribute.LanguageServer);
ClientName = clientName;
_userVisibleServerName = userVisibleServerName;
TelemetryServerName = telemetryServerTypeName;
Queue = new RequestExecutionQueue(logger, workspaceRegistrationService, globalOptions, supportedLanguages, userVisibleServerName, TelemetryServerName);
Queue.RequestServerShutdown += RequestExecutionQueue_Errored;
}
private JsonRpc InitializeServer(JsonRpcTargetOptions?targetOptions = null)
{
var serverRpc = new JsonRpc(this.messageHandler);
serverRpc.AddLocalRpcTarget(this.server, targetOptions);
serverRpc.StartListening();
return(serverRpc);
}
public async Task RespondToWebSocketRequestAsync(WebSocket webSocket, CancellationToken token)
{
var jsonRpc = new JsonRpc(new WebSocketMessageHandler(webSocket));
jsonRpc.AddLocalRpcTarget(new JsonService());
jsonRpc.StartListening();
await jsonRpc.Completion;
}
internal LanguageServerTarget(
AbstractRequestDispatcherFactory requestDispatcherFactory,
JsonRpc jsonRpc,
ICapabilitiesProvider capabilitiesProvider,
LspWorkspaceRegistrationService workspaceRegistrationService,
LspMiscellaneousFilesWorkspace?lspMiscellaneousFilesWorkspace,
IGlobalOptionService globalOptions,
IAsynchronousOperationListenerProvider listenerProvider,
ILspLogger logger,
ImmutableArray <string> supportedLanguages,
string?clientName,
WellKnownLspServerKinds serverKind)
{
_requestDispatcher = requestDispatcherFactory.CreateRequestDispatcher(serverKind);
_capabilitiesProvider = capabilitiesProvider;
_logger = logger;
_jsonRpc = jsonRpc;
_jsonRpc.AddLocalRpcTarget(this);
_jsonRpc.Disconnected += JsonRpc_Disconnected;
_listener = listenerProvider.GetListener(FeatureAttribute.LanguageServer);
_clientName = clientName;
_queue = new RequestExecutionQueue(
logger,
workspaceRegistrationService,
lspMiscellaneousFilesWorkspace,
globalOptions,
supportedLanguages,
serverKind);
_queue.RequestServerShutdown += RequestExecutionQueue_Errored;
var entryPointMethod = typeof(DelegatingEntryPoint).GetMethod(nameof(DelegatingEntryPoint.EntryPointAsync));
Contract.ThrowIfNull(entryPointMethod, $"{typeof(DelegatingEntryPoint).FullName} is missing method {nameof(DelegatingEntryPoint.EntryPointAsync)}");
foreach (var metadata in _requestDispatcher.GetRegisteredMethods())
{
// Instead of concretely defining methods for each LSP method, we instead dynamically construct
// the generic method info from the exported handler types. This allows us to define multiple handlers for the same method
// but different type parameters. This is a key functionality to support TS external access as we do not want to couple
// our LSP protocol version dll to theirs.
//
// We also do not use the StreamJsonRpc support for JToken as the rpc method parameters because we want
// StreamJsonRpc to do the deserialization to handle streaming requests using IProgress<T>.
var delegatingEntryPoint = new DelegatingEntryPoint(metadata.MethodName, this);
var genericEntryPointMethod = entryPointMethod.MakeGenericMethod(metadata.RequestType, metadata.ResponseType);
_jsonRpc.AddLocalRpcMethod(genericEntryPointMethod, delegatingEntryPoint, new JsonRpcMethodAttribute(metadata.MethodName)
{
UseSingleObjectParameterDeserialization = true
});
}
}
internal LanguageServerTarget(
AbstractLspServiceProvider lspServiceProvider,
JsonRpc jsonRpc,
ICapabilitiesProvider capabilitiesProvider,
IAsynchronousOperationListenerProvider listenerProvider,
ILspLogger logger,
ImmutableArray <string> supportedLanguages,
WellKnownLspServerKinds serverKind)
{
_capabilitiesProvider = capabilitiesProvider;
_logger = logger;
_jsonRpc = jsonRpc;
_jsonRpc.AddLocalRpcTarget(this);
_jsonRpc.Disconnected += JsonRpc_Disconnected;
_listener = listenerProvider.GetListener(FeatureAttribute.LanguageServer);
// Add services that require base dependencies (jsonrpc) or are more complex to create to the set manually.
_lspServices = lspServiceProvider.CreateServices(serverKind, ImmutableArray.Create(
CreateLspServiceInstance <ILanguageServerNotificationManager>(new LanguageServerNotificationManager(_jsonRpc)),
CreateLspServiceInstance(logger),
CreateLspServiceInstance <IClientCapabilitiesProvider>(this)));
_queue = new RequestExecutionQueue(
supportedLanguages,
serverKind,
_lspServices);
_queue.RequestServerShutdown += RequestExecutionQueue_Errored;
_requestDispatcher = _lspServices.GetRequiredService <RequestDispatcher>();
var entryPointMethod = typeof(DelegatingEntryPoint).GetMethod(nameof(DelegatingEntryPoint.EntryPointAsync));
Contract.ThrowIfNull(entryPointMethod, $"{typeof(DelegatingEntryPoint).FullName} is missing method {nameof(DelegatingEntryPoint.EntryPointAsync)}");
foreach (var metadata in _requestDispatcher.GetRegisteredMethods())
{
// Instead of concretely defining methods for each LSP method, we instead dynamically construct the
// generic method info from the exported handler types. This allows us to define multiple handlers for
// the same method but different type parameters. This is a key functionality to support TS external
// access as we do not want to couple our LSP protocol version dll to theirs.
//
// We also do not use the StreamJsonRpc support for JToken as the rpc method parameters because we want
// StreamJsonRpc to do the deserialization to handle streaming requests using IProgress<T>.
var delegatingEntryPoint = new DelegatingEntryPoint(metadata.MethodName, this);
var genericEntryPointMethod = entryPointMethod.MakeGenericMethod(metadata.RequestType, metadata.ResponseType);
_jsonRpc.AddLocalRpcMethod(genericEntryPointMethod, delegatingEntryPoint, new JsonRpcMethodAttribute(metadata.MethodName)
{
UseSingleObjectParameterDeserialization = true
});
}
public FullServer(IJsonRpcMessageHandler messageHandler)
{
Workspace = new RpcServerWorkspace();
RegisterWithWorkspace(Workspace);
var serverRpc = new JsonRpc(messageHandler);
var server = new ServerAgent(Workspace, serverRpc);
serverRpc.AddLocalRpcTarget(server);
((HtmlDialogService)Workspace.DialogService).Agent = server;
serverRpc.TraceSource.Listeners.Add(new Listener());
Agent = server;
}
/// <summary> Connects an asynchronous. </summary>
/// <remarks> 19.09.2020. </remarks>
/// <param name="token"> A token that allows processing to be cancelled. </param>
/// <returns> An asynchronous result. </returns>
public async Task ConnectAsync(CancellationToken token)
{
if (_socket != null && _socket.State == WebSocketState.Open)
{
return;
}
if (_socket == null || _socket.State != WebSocketState.None)
{
_jsonRpc?.Dispose();
_socket?.Dispose();
_socket = new ClientWebSocket();
}
_connectTokenSource = new CancellationTokenSource(TimeSpan.FromSeconds(30));
var linkedTokenSource = CancellationTokenSource.CreateLinkedTokenSource(token, _connectTokenSource.Token);
await _socket.ConnectAsync(_uri, linkedTokenSource.Token);
linkedTokenSource.Dispose();
_connectTokenSource.Dispose();
_connectTokenSource = null;
Logger.Debug("Connected to Websocket.");
var formatter = new JsonMessageFormatter();
formatter.JsonSerializer.Converters.Add(_hashTypeConverter);
formatter.JsonSerializer.Converters.Add(_extrinsicJsonConverter);
formatter.JsonSerializer.Converters.Add(_extrinsicStatusJsonConverter);
_jsonRpc = new JsonRpc(new WebSocketMessageHandler(_socket, formatter));
_jsonRpc.TraceSource.Listeners.Add(new NLogTraceListener());
_jsonRpc.TraceSource.Switch.Level = SourceLevels.All;
_jsonRpc.AddLocalRpcTarget(Listener, new JsonRpcTargetOptions()
{
AllowNonPublicInvocation = false
});
_jsonRpc.StartListening();
Logger.Debug("Listening to websocket.");
var result = await State.GetMetaDataAsync(token);
var metaDataParser = new MetaDataParser(_uri.OriginalString, result);
MetaData = metaDataParser.MetaData;
Logger.Debug("MetaData parsed.");
GenesisHash = await Chain.GetBlockHashAsync(0, token);
Logger.Debug("Genesis hash parsed.");
}
async Task ExecuteServerAsync(ServerOptions opts)
{
m_requesters = new ConcurrentDictionary <int, IRequest>();
m_listener = new TcpListener(IPAddress.Parse(opts.Host), opts.Port);
m_listener.Start();
while (true)
{
try
{
var conn = await m_listener.AcceptTcpClientAsync();
_ = Task.Run(async() =>
{
int id = Interlocked.Increment(ref s_counter);
try
{
var rpc = new JsonRpc(conn.GetStream());
m_requesters[id] = rpc.Attach <IRequest>();
rpc.AddLocalRpcTarget(new Responser(id, this));
// Initiate JSON-RPC message processing.
rpc.StartListening();
await rpc.Completion;
}
catch (Exception) { }
finally
{
m_requesters.TryRemove(id, out IRequest requester);
conn.Close();
if (m_requesters.IsEmpty)
{
m_listener.Stop();
}
((IDisposable)requester)?.Dispose();
}
});
}
catch (ObjectDisposedException)
{
// This happens when Stop is called and we're waiting for connection.
break;
}
}
}
private static JsonRpc CreateJsonRpc(Stream sendingStream, Stream receivingStream, object target)
{
JsonMessageFormatter formatter = new JsonMessageFormatter();
formatter.JsonSerializer.ReferenceLoopHandling = ReferenceLoopHandling.Ignore;
JsonRpc jsonrpc = new JsonRpc(new HeaderDelimitedMessageHandler(sendingStream, receivingStream, formatter));
if (target != null)
{
jsonrpc.AddLocalRpcTarget(target);
}
return(jsonrpc);
}
public void EventsAreNotOfferedAsTargetMethods()
{
Func <string, string> methodNameTransform = clrMethodName =>
{
Assert.NotEqual($"add_{nameof(Server.ServerEvent)}", clrMethodName);
Assert.DoesNotContain($"get_{nameof(Server.ServerEventAccessor)}", clrMethodName);
return(clrMethodName);
};
var serverRpc = new JsonRpc(this.serverStream, this.serverStream);
serverRpc.AddLocalRpcTarget(this.server, new JsonRpcTargetOptions {
MethodNameTransform = methodNameTransform
});
}
private static JsonRpc CreateRpc(string name, Stream duplexStream)
{
// Create a JsonRpcMessagePackFormatter as an IJsonRpcMessageFormatter.
var formatter = new JsonRpcMessagePackFormatter(MyCompositeResolver.Instance);
// Create a JsonRpc that uses the IJsonRpcMessageFormatter.
var handler = new LengthHeaderMessageHandler(duplexStream, duplexStream, formatter);
var rpc = new JsonRpc(handler)
{
TraceSource = new TraceSource(name, SourceLevels.Verbose),
};
rpc.AddLocalRpcTarget(new ServerObject());
rpc.StartListening();
return(rpc);
}
async Task OnStartAsync()
{
Log("Call ActivateAsync.");
connection = await client.ActivateAsync(CancellationToken.None);
if (connection == null)
{
throw new ApplicationException("No connection returned from ActivateAsync.");
}
Log("JsonRpc.StartListening.");
var target = new LanguageClientTarget(this);
jsonRpc = new JsonRpc(connection.Writer, connection.Reader, target);
jsonRpc.Disconnected += JsonRpcDisconnected;
InitializeCustomClientProviders();
var customClient = client as ILanguageClientCustomMessage;
if (customClient != null)
{
Log("Adding LanguageClientCustomMessage.");
if (customClient.CustomMessageTarget != null)
{
jsonRpc.AddLocalRpcTarget(customClient.CustomMessageTarget);
}
await customClient.AttachForCustomMessageAsync(jsonRpc);
}
jsonRpc.StartListening();
jsonRpc.JsonSerializer.NullValueHandling = NullValueHandling.Ignore;
InitializeResult result = await Initialize();
ServerCapabilities = result.Capabilities;
OnServerCapabilitiesChanged();
await SendConfigurationSettings();
}
public async Task RunAsync(CancellationToken cancellationToken)
{
using var semaphore = new SemaphoreSlim(_maxConnection, _maxConnection);
while (!cancellationToken.IsCancellationRequested)
{
await semaphore.WaitAsync(cancellationToken);
try
{
_logger.LogInformation("create pipe.");
var stream = new NamedPipeServerStream(_pipeName, PipeDirection.InOut, _maxConnection, PipeTransmissionMode.Byte, PipeOptions.Asynchronous);
_logger.LogInformation("wait for connection.");
await stream.WaitForConnectionAsync(cancellationToken);
_logger.LogInformation("create target.");
var rpc = new JsonRpc(stream);
try
{
var target = OnConnect(rpc);
rpc.AddLocalRpcTarget <T>(target, null);
rpc.StartListening();
rpc.Disconnected += (o, e) =>
{
_logger.LogInformation("disconnected. {reason} - {description}", e.Reason, e.Description);
semaphore.Release();
};
}
catch (Exception e)
{
_logger.LogError(e, "create target fail.");
semaphore.Release();
}
}
catch (Exception e)
{
if (!cancellationToken.IsCancellationRequested)
{
_logger.LogError(e, "create connection fail.");
}
semaphore.Release();
}
}
}
public InProcLanguageServer(
AbstractInProcLanguageClient languageClient,
Stream inputStream,
Stream outputStream,
AbstractRequestHandlerProvider requestHandlerProvider,
Workspace workspace,
IDiagnosticService?diagnosticService,
IAsynchronousOperationListenerProvider listenerProvider,
ILspSolutionProvider solutionProvider,
string?clientName)
{
_languageClient = languageClient;
_requestHandlerProvider = requestHandlerProvider;
_workspace = workspace;
var jsonMessageFormatter = new JsonMessageFormatter();
jsonMessageFormatter.JsonSerializer.Converters.Add(new VSExtensionConverter <TextDocumentIdentifier, VSTextDocumentIdentifier>());
jsonMessageFormatter.JsonSerializer.Converters.Add(new VSExtensionConverter <ClientCapabilities, VSClientCapabilities>());
_jsonRpc = new JsonRpc(new HeaderDelimitedMessageHandler(outputStream, inputStream, jsonMessageFormatter));
_jsonRpc.AddLocalRpcTarget(this);
_jsonRpc.StartListening();
_diagnosticService = diagnosticService;
_listener = listenerProvider.GetListener(FeatureAttribute.LanguageServer);
_clientName = clientName;
_queue = new RequestExecutionQueue(solutionProvider);
_queue.RequestServerShutdown += RequestExecutionQueue_Errored;
// Dedupe on DocumentId. If we hear about the same document multiple times, we only need to process that id once.
_diagnosticsWorkQueue = new AsyncBatchingWorkQueue <DocumentId>(
TimeSpan.FromMilliseconds(250),
ProcessDiagnosticUpdatedBatchAsync,
EqualityComparer <DocumentId> .Default,
_listener,
_queue.CancellationToken);
if (_diagnosticService != null)
{
_diagnosticService.DiagnosticsUpdated += DiagnosticService_DiagnosticsUpdated;
}
}
internal async Task <int> RunAsync()
{
Logger.LogInformation($"AzDevOpsInteractiveClient is running");
if (_opts.WaitDebug)
{
while (!Debugger.IsAttached)
{
Logger.LogInformation("Awaiting for an attached debugger");
await Task.Delay(TimeSpan.FromMilliseconds(500));
}
}
try
{
// Create and asyncronously initialize Azure DevOps client
var service = new AzureDevOpsCodeSearchService(LoggerFactoryInstance, _opts);
service.InitializeAsync().FireAndForget(Logger);
Logger.LogInformation($"Waiting for client to make a connection to pipe {_opts.RpcPipeName} for repo {_opts.ProjectUri}");
using (var stream = new NamedPipeServerStream(_opts.RpcPipeName,
PipeDirection.InOut, NamedPipeServerStream.MaxAllowedServerInstances, PipeTransmissionMode.Byte, PipeOptions.Asynchronous))
{
await stream.WaitForConnectionAsync();
using (var jsonRpc = new JsonRpc(stream))
{
jsonRpc.AddLocalRpcTarget(service);
jsonRpc.StartListening();
await jsonRpc.Completion;
}
}
Logger.LogInformation($"AzDevOpsInteractiveClient is existing");
}
catch (Exception e)
{
Logger.LogError(e, $"Failure while processing RPC requests");
return(1);
}
return(0);
}
private InProcLanguageServer(
AbstractInProcLanguageClient languageClient,
RequestDispatcher requestDispatcher,
Workspace workspace,
IDiagnosticService?diagnosticService,
IAsynchronousOperationListenerProvider listenerProvider,
ILspWorkspaceRegistrationService lspWorkspaceRegistrationService,
string serverTypeName,
string?clientName,
JsonRpc jsonRpc,
LogHubLspLogger?logger)
{
_languageClient = languageClient;
_requestDispatcher = requestDispatcher;
_workspace = workspace;
_logger = logger;
_jsonRpc = jsonRpc;
_jsonRpc.AddLocalRpcTarget(this);
_jsonRpc.StartListening();
_diagnosticService = diagnosticService;
_listener = listenerProvider.GetListener(FeatureAttribute.LanguageServer);
_clientName = clientName;
_queue = new RequestExecutionQueue(logger ?? NoOpLspLogger.Instance, lspWorkspaceRegistrationService, languageClient.Name, serverTypeName);
_queue.RequestServerShutdown += RequestExecutionQueue_Errored;
// Dedupe on DocumentId. If we hear about the same document multiple times, we only need to process that id once.
_diagnosticsWorkQueue = new AsyncBatchingWorkQueue <DocumentId>(
TimeSpan.FromMilliseconds(250),
ProcessDiagnosticUpdatedBatchAsync,
EqualityComparer <DocumentId> .Default,
_listener,
_queue.CancellationToken);
if (_diagnosticService != null)
{
_diagnosticService.DiagnosticsUpdated += DiagnosticService_DiagnosticsUpdated;
}
}
public void ServerEventRespondsToOptions(bool registerOn)
{
var streams = FullDuplexStream.CreateStreams();
var rpc = new JsonRpc(streams.Item1, streams.Item1);
var options = new JsonRpcTargetOptions {
NotifyClientOfEvents = registerOn
};
var server = new Server();
rpc.AddLocalRpcTarget(server, options);
if (registerOn)
{
Assert.NotNull(server.ServerEventAccessor);
Assert.NotNull(server.ServerEventWithCustomArgsAccessor);
}
else
{
Assert.Null(server.ServerEventAccessor);
Assert.Null(server.ServerEventWithCustomArgsAccessor);
}
}
public async Task <IActionResult> Get(bool useJsonRpc)
{
if (!this.HttpContext.WebSockets.IsWebSocketRequest)
{
return(this.BadRequest());
}
using (var webSocket = await this.HttpContext.WebSockets.AcceptWebSocketAsync())
{
if (useJsonRpc)
{
using (var jsonRpc = new JsonRpc(new WebSocketMessageHandler(webSocket)))
{
jsonRpc.AddLocalRpcTarget(new SocketServer());
jsonRpc.StartListening();
await jsonRpc.Completion;
}
}
else
{
var buffer = new byte[100];
while (true)
{
var result = await webSocket.ReceiveAsync(new ArraySegment <byte>(buffer, 0, buffer.Length), CancellationToken.None);
if (result.CloseStatus.HasValue)
{
await webSocket.CloseOutputAsync(WebSocketCloseStatus.NormalClosure, "ok", CancellationToken.None);
break;
}
await webSocket.SendAsync(new ArraySegment <byte>(buffer, 0, result.Count), WebSocketMessageType.Binary, true, CancellationToken.None);
}
}
}
return(new EmptyResult());
}
public async Task CreateConnectionAndInvokeOnce()
{
for (int i = 0; i < Iterations; i++)
{
(IDuplexPipe, IDuplexPipe)duplex = FullDuplexStream.CreatePipePair();
using var clientRpc = new JsonRpc(CreateHandler(duplex.Item1));
clientRpc.StartListening();
using var serverRpc = new JsonRpc(CreateHandler(duplex.Item2));
serverRpc.AddLocalRpcTarget(new Server());
serverRpc.StartListening();
await clientRpc.InvokeAsync(nameof(Server.NoOp), Array.Empty <object>());
}
IJsonRpcMessageHandler CreateHandler(IDuplexPipe pipe)
{
return(this.Formatter switch
{
"JSON" => new HeaderDelimitedMessageHandler(pipe, new JsonMessageFormatter()),
"MessagePack" => new LengthHeaderMessageHandler(pipe, new MessagePackFormatter()),
_ => throw Assumes.NotReachable(),
});
}
