Example #1
0
        public GrpcWorker(IFunctionsApplication application, FunctionRpcClient rpcClient, GrpcHostChannel outputChannel, IInvocationFeaturesFactory invocationFeaturesFactory,
                          IOutputBindingsInfoProvider outputBindingsInfoProvider, IMethodInfoLocator methodInfoLocator, IOptions <GrpcWorkerStartupOptions> startupOptions, IOptions <WorkerOptions> workerOptions)
        {
            if (outputChannel == null)
            {
                throw new ArgumentNullException(nameof(outputChannel));
            }

            _outputReader = outputChannel.Channel.Reader;
            _outputWriter = outputChannel.Channel.Writer;

            _application = application ?? throw new ArgumentNullException(nameof(application));
            _rpcClient   = rpcClient ?? throw new ArgumentNullException(nameof(rpcClient));
            _invocationFeaturesFactory  = invocationFeaturesFactory ?? throw new ArgumentNullException(nameof(invocationFeaturesFactory));
            _outputBindingsInfoProvider = outputBindingsInfoProvider ?? throw new ArgumentNullException(nameof(outputBindingsInfoProvider));
            _methodInfoLocator          = methodInfoLocator ?? throw new ArgumentNullException(nameof(methodInfoLocator));
            _startupOptions             = startupOptions ?? throw new ArgumentNullException(nameof(startupOptions));
            _serializer = workerOptions.Value.Serializer ?? throw new InvalidOperationException(nameof(workerOptions.Value.Serializer));
        }
Example #2
0
        internal static async Task <InvocationResponse> InvocationRequestHandlerAsync(InvocationRequest request, IFunctionsApplication application,
                                                                                      IInvocationFeaturesFactory invocationFeaturesFactory, ObjectSerializer serializer, IOutputBindingsInfoProvider outputBindingsInfoProvider)
        {
            FunctionContext?   context    = null;
            FunctionInvocation?invocation = null;
            InvocationResponse response   = new()
            {
                InvocationId = request.InvocationId
            };

            try
            {
                invocation = new GrpcFunctionInvocation(request);

                IInvocationFeatures invocationFeatures = invocationFeaturesFactory.Create();
                invocationFeatures.Set <FunctionInvocation>(invocation);

                context = application.CreateContext(invocationFeatures);
                invocationFeatures.Set <IFunctionBindingsFeature>(new GrpcFunctionBindingsFeature(context, request, outputBindingsInfoProvider));

                await application.InvokeFunctionAsync(context);

                var functionBindings = context.GetBindings();

                foreach (var binding in functionBindings.OutputBindingData)
                {
                    var parameterBinding = new ParameterBinding
                    {
                        Name = binding.Key
                    };

                    if (binding.Value is not null)
                    {
                        parameterBinding.Data = await binding.Value.ToRpcAsync(serializer);
                    }

                    response.OutputData.Add(parameterBinding);
                }

                if (functionBindings.InvocationResult != null)
                {
                    TypedData?returnVal = await functionBindings.InvocationResult.ToRpcAsync(serializer);

                    response.ReturnValue = returnVal;
                }

                response.Result = new StatusResult
                {
                    Status = StatusResult.Types.Status.Success
                };
            }
            catch (Exception ex)
            {
                response.Result = new StatusResult
                {
                    Exception = ex.ToRpcException(),
                    Status    = StatusResult.Types.Status.Failure
                };
            }
            finally
            {
                (context as IDisposable)?.Dispose();
            }

            return(response);
        }
Example #3
0
 public GrpcFunctionBindingsFeature(FunctionContext context, InvocationRequest invocationRequest, IOutputBindingsInfoProvider outputBindingsInfoProvider)
 {
     _context                    = context ?? throw new ArgumentNullException(nameof(context));
     _invocationRequest          = invocationRequest ?? throw new ArgumentNullException(nameof(invocationRequest));
     _outputBindingsInfoProvider = outputBindingsInfoProvider ?? throw new ArgumentNullException(nameof(outputBindingsInfoProvider));
 }