/// <summary>
/// 内部构架
/// </summary>
/// <param name="context"></param>
internal Router(HttpContext context)
{
HttpContext = context;
Request = context.Request;
Response = context.Response;
Data = new RouteData();
Data.Prepare(context.Request);
SecurityChecker = new SecurityChecker {
Data = Data
};
ApiContext.Current.Request.Ip = HttpContext.Connection.RemoteIpAddress.ToString();
ApiContext.Current.Request.Port = HttpContext.Connection.RemotePort.ToString();
ApiContext.Current.Request.ArgumentType = ArgumentType.Json;
ApiContext.Current.Request.UserAgent = Request.Headers["User-Agent"];
}
/// <summary>
/// 安全检查
/// </summary>
private bool SecurityCheck()
{
string authorization = Request.Headers["Authorization"];
if (String.IsNullOrWhiteSpace(authorization))
{
Data.Bearer = Request.Query["ClientKey"];
return(true);
}
var words = authorization.Split(new[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries);
if (words.Length != 2 || !String.Equals(words[0], "Bearer", StringComparison.OrdinalIgnoreCase) || words[1].Equals("null") || words[1].Equals("undefined"))
{
Data.Bearer = null;
}
else
{
Data.Bearer = words[1];
}
var checker = new SecurityChecker
{
Request = Request,
Bearer = Data.Bearer
};
if (checker.Check())
{
return(true);
}
Data.Status = RouteStatus.DenyAccess;
Data.ResultMessage = AppConfig.Config.Security.BlockHost;
Response.Redirect(AppConfig.Config.Security.BlockHost, false);
Data.Redirect = true;
return(false);
}
/// <summary>
/// 调用
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public static void CallTask(HttpContext context)
{
var uri = context.Request.GetUri();
try
{
HttpProtocol.FormatResponse(context.Response);
//内容页转向
if (uri.LocalPath.IndexOf(".", StringComparison.OrdinalIgnoreCase) > 0)
{
context.Response.Redirect(AppConfig.Config.SystemConfig.ContextHost + uri.LocalPath.Trim('/'));
return;
}
//跨域支持
if (context.Request.Method.ToUpper() == "OPTIONS")
{
HttpProtocol.Cros(context.Response);
return;
}
//命令
if (RouteCommand.InnerCommand(uri.LocalPath, context.Response))
{
return;
}
}
catch (Exception e)
{
LogRecorder.Exception(e);
RuntimeWaring.Waring("Route", uri.LocalPath, e.Message);
context.Response.WriteAsync(RouteRuntime.InnerError, Encoding.UTF8);
return;
}
var router = new HttpRouter(context);
HttpIoLog.OnBegin(router.Data);
var counter = PerformanceCounter.OnBegin(router.Data);
try
{
var checker = new SecurityChecker
{
Request = context.Request
};
if (!checker.PreCheck())
{
router.Data.Status = RouteStatus.DenyAccess;
context.Response.WriteAsync(RouteRuntime.Inner2Error, Encoding.UTF8);
}
else
{
// 正常调用
router.Call();
LogRecorder.BeginStepMonitor("End");
// 写入返回
router.WriteResult();
// 缓存
RouteChahe.CacheResult(router.Data);
}
}
catch (Exception e)
{
router.Data.Status = RouteStatus.LocalError;
LogRecorder.Exception(e);
RuntimeWaring.Waring("Route", uri.LocalPath, e.Message);
context.Response.WriteAsync(RouteRuntime.InnerError, Encoding.UTF8);
}
finally
{
//计时
counter.End(router.Data);
HttpIoLog.OnEnd(router.Data);
}
}
