/// <summary>
/// Instanciates a new request builder with provided (nullable) request
/// middleware, a request method and url which will all be passed down to
/// the request handler.
/// </summary>
/// <param name="requestMiddleware">The request middleware.</param>
/// <param name="requestMethod">The request method.</param>
/// <param name="url">The destination URL.</param>
public RequestBuilder(RequestMiddleware requestMiddleware, RequestMethod requestMethod, string url)
{
this.requestMiddleware = requestMiddleware;
this.requestHandler.SetRequestMiddleware(requestMiddleware: requestMiddleware);
this.requestHandler.SetRequestMethod(requestMethod: requestMethod);
this.requestHandler.SetUrl(url: url);
}
public static Middleware Create(RequestHandler handler, RequestMiddleware[] requestModules, ResponseMiddleware[] responseModules)
{
Middleware m = new Middleware();
m.RequestModules = requestModules;
m.ResponseModules = responseModules;
m.Handler = handler;
return m;
}
// [Fact]
public void Create_Middleware_From_Class_That_Implements_IRequestMiddleware()
{
RequestMiddleware middleware =
ClassMiddlewareFactory.Create <CustomMiddlewareThatImplementsInterface>();
var contextMock = new Mock <IRequestContext>();
middleware.Invoke(c => Task.CompletedTask).Invoke(contextMock.Object);
}
public RequestRunner(
SystemHttpClient client,
ITransmissionSettings transmissionSettings,
IArrayFormatter arrayFormatter,
CookieContainer cookieContainer,
MiddlewareCollection middleware)
{
var defaultMiddleware = new RequestMiddleware(client, transmissionSettings, arrayFormatter, cookieContainer);
middleware.Append(defaultMiddleware);
middlewareHead = middleware.BuildMiddlewareChain();
}
public async Task contributor_not_executed()
{
Env.PipelineData.PipelineStage.CurrentState = PipelineContinuation.RenderNow;
var middleware = new RequestMiddleware(
Contributor(e => Task.FromResult(PipelineContinuation.Continue)))
.Compose(Next);
await middleware.Invoke(Env);
NextCalled.ShouldBeTrue();
ContributorCalled.ShouldBeFalse();
}
/// <summary>
/// 启动服务器!
/// </summary>
/// <param name="message"></param>
public async void Run(string message = "服务器运行起来了！")
{
if (Instance is null)
{
Instance = this;
}
else
{
Logger.Log("只允许同时启动一个服务器！", LogLevel.Warn);
return;
}
// 处理未观察到的异常
TaskScheduler.UnobservedTaskException += (sender, eventArgs) =>
{
eventArgs.SetObserved();
(eventArgs.Exception).Handle(e =>
{
Logger.Log($"Exception type: {e.GetType()}\n{e}", LogLevel.Error);
return(true);
});
};
// 加载解析器
Parser = new Parser(RequestHandleAsync, ResponseHandleAsync);
// 加载中间件
RequestMiddleware = new RequestMiddleware(this);
ResponseMiddleware = new ResponseMiddleware(this);
// 初始化连接池 与最大连接数保持一致
foreach (var i in Enumerable.Range(0, MaxConnection))
{
FreeClients.Enqueue(new Client(this));
}
// 初始化房间
foreach (var i in Enumerable.Range(0, MaxRoomNumbers))
{
FreeRooms.Enqueue(new Room(i));
}
Logger.Log($"初始化了{FreeClients.Count}个对等客户端");
// 设置请求队列的最大值
Listener.Start(MaxConnection);
Logger.Log(message);
// Test
for (int i = 1; i < 3; i++)
{
var room = GetRoom();
room.Init(GetClient(), i, i * 2, $"TestRoom{i}");
}
//
// 异步接受客户端连接请求
await AcceptAsync();
}
public async Task pipeline_is_in_RenderNow()
{
Env.PipelineData.PipelineStage.CurrentState = PipelineContinuation.Continue;
var middleware = new RequestMiddleware(Contributor(e => Task.FromResult(PipelineContinuation.RenderNow)))
.Compose(Next);
await middleware.Invoke(Env);
ContributorCalled.ShouldBeTrue();
NextCalled.ShouldBeTrue();
Env.PipelineData.PipelineStage.CurrentState.ShouldBe(PipelineContinuation.RenderNow);
}
public async Task contributor_executed()
{
Env.PipelineData.PipelineStage.CurrentState = PipelineContinuation.Continue;
var middleware = new RequestMiddleware(
Contributor(e => { throw new InvalidOperationException("Should not throw"); }))
.Compose(Next);
await middleware.Invoke(Env);
ContributorCalled.ShouldBeTrue();
NextCalled.ShouldBeTrue();
Env.PipelineData.PipelineStage.CurrentState.ShouldBe(PipelineContinuation.Abort);
}
private async Task RequestHandleAsync(IRequest request)
{
await Task.Run(() => RequestHandle());
void RequestHandle()
{
// 请求中间件
RequestMiddleware.BeforeWrapper(request);
// 让控制器管理者去处理请求
var response = ControllerManager.RequestHandler(request);
// 响应中间件
ResponseMiddleware.AfterWrapper(response);
// 向客户端发送响应
request.Client.SendMessage(Message.GetBytes(response));
}
}
/// <summary>
/// Adds a delegate that will be used to create a middleware for the execution pipeline.
/// </summary>
/// <param name="builder">The <see cref="IRequestExecutorBuilder"/>.</param>
/// <param name="middleware">A delegate that is used to create a middleware for the execution pipeline.</param>
/// <returns>An <see cref="IRequestExecutorBuilder"/> that can be used to configure a schema and its execution.</returns>
public static IRequestExecutorBuilder UseRequest(
this IRequestExecutorBuilder builder,
RequestMiddleware middleware)
{
if (builder is null)
{
throw new ArgumentNullException(nameof(builder));
}
if (middleware is null)
{
throw new ArgumentNullException(nameof(middleware));
}
return(Configure(
builder,
options => options.Pipeline.Add((context, next) => middleware(next))));
}
/// Sets the requestMiddleware for this requestHandler to use when creating
/// request or manipulating data.
internal void SetRequestMiddleware(RequestMiddleware requestMiddleware)
{
this.requestMiddleware = requestMiddleware;
}
