private CachedFunctionInfo AnalyzeFunctionControllerType(Type controllerType)
{
var method = FindOnCallMethod(controllerType);
if (method == null)
{
return(null);
}
var path = ResolveRoute(controllerType);
if (!FunctionRouteParser.IsValidRpcRoute(path, rpcServerConfiguration))
{
return(null);
}
var name = FunctionRouteParser.GetFunctionName(path, rpcServerConfiguration);
if (!FunctionRouteParser.IsValidFunctionName(name))
{
return(null);
}
var info = new CachedFunctionInfo
{
CallMethod = method,
Name = name,
Path = path,
IsCallMethodAsync = IsMethodAsync(method),
RequiresAuthorization = FunctionRequiresAuthorization(method),
};
return(info);
}
public async Task InvokeAsync(HttpContext context)
{
var request = context.Request;
var response = context.Response;
var headers = request.Headers;
var pathStr = request.Path.Value;
if (!FunctionRouteParser.IsValidRpcRoute(pathStr, rpcService.Configuration))
{
await next.Invoke(context);
return;
}
if (!CheckRpcHeader(headers))
{
await SendErrorOutput(response, RpcErrorCode.IncompatibleRpcVersion);
return;
}
var fName = FunctionRouteParser.GetFunctionName(pathStr, rpcService.Configuration);
var functionInfo = rpcService.GetCachedFunctionInfo(fName);
if (functionInfo == null)
{
await SendErrorOutput(response, RpcErrorCode.FunctionNotFound);
return;
}
context.Items["rpcService"] = rpcService;
context.Items["functionInfo"] = functionInfo;
await next.Invoke(context);
}