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));
}
public GrpcFunctionDefinition(FunctionLoadRequest loadRequest, IMethodInfoLocator methodInfoLocator)
{
EntryPoint = loadRequest.Metadata.EntryPoint;
Name = loadRequest.Metadata.Name;
PathToAssembly = Path.GetFullPath(loadRequest.Metadata.ScriptFile);
Id = loadRequest.FunctionId;
var grpcBindingsGroup = loadRequest.Metadata.Bindings.GroupBy(kv => kv.Value.Direction);
var grpcInputBindings = grpcBindingsGroup.Where(kv => kv.Key == BindingInfo.Types.Direction.In).FirstOrDefault();
var grpcOutputBindings = grpcBindingsGroup.Where(kv => kv.Key != BindingInfo.Types.Direction.In).FirstOrDefault();
var infoToMetadataLambda = new Func <KeyValuePair <string, BindingInfo>, BindingMetadata>(kv => new GrpcBindingMetadata(kv.Value));
InputBindings = grpcInputBindings?.ToImmutableDictionary(kv => kv.Key, infoToMetadataLambda)
?? ImmutableDictionary <string, BindingMetadata> .Empty;
OutputBindings = grpcOutputBindings?.ToImmutableDictionary(kv => kv.Key, infoToMetadataLambda)
?? ImmutableDictionary <string, BindingMetadata> .Empty;
Parameters = methodInfoLocator.GetMethod(PathToAssembly, EntryPoint)
.GetParameters()
.Where(p => p.Name != null)
.Select(p => new FunctionParameter(p.Name !, p.ParameterType))
.ToImmutableArray();
}
internal static FunctionLoadResponse FunctionLoadRequestHandler(FunctionLoadRequest request, IFunctionsApplication application, IMethodInfoLocator methodInfoLocator)
{
var response = new FunctionLoadResponse
{
FunctionId = request.FunctionId,
Result = StatusResult.Success
};
if (!request.Metadata.IsProxy)
{
try
{
FunctionDefinition definition = request.ToFunctionDefinition(methodInfoLocator);
application.LoadFunction(definition);
}
catch (Exception ex)
{
response.Result = new StatusResult
{
Status = StatusResult.Types.Status.Failure,
Exception = ex.ToRpcException()
};
}
}
return(response);
}
public DefaultFunctionInvokerFactory(IMethodInvokerFactory methodInvokerFactory, IFunctionActivator functionActivator, IMethodInfoLocator methodLocator)
{
_methodInvokerFactory = methodInvokerFactory ?? throw new ArgumentNullException(nameof(methodInvokerFactory));
_functionActivator = functionActivator ?? throw new ArgumentNullException(nameof(functionActivator));
_methodLocator = methodLocator ?? throw new ArgumentNullException(nameof(methodLocator));
}
