public void Configure(IApplicationBuilder app, IHostingEnvironment env)
{
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
}
app.UseFileServer();
app.UseWebSockets();
app.Use(async(context, next) =>
{
if (context.Request.Path == "/ws")
{
if (context.WebSockets.IsWebSocketRequest)
{
WebSocket webSocket = await context.WebSockets.AcceptWebSocketAsync();
await EchoHandler.Echo(webSocket);
}
else
{
context.Response.StatusCode = StatusCodes.Status400BadRequest;
}
}
else
{
await next();
}
});
app.Run(async(context) =>
{
await context.Response.WriteAsync("Hello World!");
});
}
// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
public void Configure(IApplicationBuilder app, IHostingEnvironment env)
{
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
}
//允许请求文件，并且将wwwroot作为默认目录
app.UseFileServer().UseDefaultFiles();
//启用webSocket中间件
app.UseWebSockets();
//拦截请求,针对特定的请求进行处理
app.Use(async(context, next) => {
//websocket请求的路径
if (context.Request.Path == "/ws")
{
if (context.WebSockets.IsWebSocketRequest)
{
WebSocket webSocket = await context.WebSockets.AcceptWebSocketAsync();
//处理websocket
await EchoHandler.Echo(webSocket);
}
else//如果当前请求不是websocket，则直接返回
{
context.Response.StatusCode = 400;
}
}
else
{
await next();
}
});
app.Run(async(context) =>
{
await context.Response.WriteAsync("Hello World!");
});
}