public Task StartAsync(CancellationToken cancellationToken)
{
if (!HttpListener.IsSupported)
{
Logger.LogWarning("Windows XP SP2 or Server 2003 is required to use the HttpListener class.");
return(Task.CompletedTask);
}
listener = new HttpListener();
listener.AuthenticationSchemes = AuthenticationSchemes.Anonymous;
try
{
listener.Prefixes.Add($"http://*:{Configuration.WebApiPort}/");
listener.Start();
}
catch (System.Net.HttpListenerException ex)
{
Logger.LogWarning(ex, $"{ex.Message}:使用cmd命令[netsh http add urlacl url=http://*:{Configuration.WebApiPort}/ user=Everyone]");
}
Logger.LogInformation($"JT808 Http Server start at {IPAddress.Any}:{Configuration.WebApiPort}.");
Task.Factory.StartNew(async() =>
{
while (listener.IsListening)
{
var context = await listener.GetContextAsync();
try
{
if (context.Request.RawUrl.StartsWith("/favicon.ico"))
{
context.Http404();
continue;
}
if (authorization.Authorization(context, out var principal))
{
await ProcessRequestAsync(context, principal);
}
else
{
await context.Http401();
}
}
catch (AggregateException ex)
{
await context.Http500();
Logger.LogError(ex, ex.StackTrace);
}
catch (Exception ex)
{
await context.Http500();
Logger.LogError(ex, ex.StackTrace);
}
}
}, cancellationToken);
return(Task.CompletedTask);
}
public Task StartAsync(CancellationToken cancellationToken)
{
if (!HttpListener.IsSupported)
{
Logger.LogWarning("Windows XP SP2 or Server 2003 is required to use the HttpListener class.");
return(Task.CompletedTask);
}
listener = new HttpListener();
listener.AuthenticationSchemes = AuthenticationSchemes.Anonymous;
try
{
listener.Prefixes.Add($"http://*:{Configuration.WebApiPort}/");
listener.Start();
}
catch (System.Net.HttpListenerException ex)
{
Logger.LogWarning(ex, $"{ex.Message}:使用cmd命令[netsh http add urlacl url=http://*:{Configuration.WebApiPort}/ user=Everyone]");
}
Logger.LogInformation($"JT808 Http Server start at {IPAddress.Any}:{Configuration.WebApiPort}.");
Task.Factory.StartNew(() =>
{
while (listener.IsListening)
{
var context = listener.GetContext();
try
{
if (context.Request.RawUrl.StartsWith("/favicon.ico"))
{
context.Http404();
continue;
}
// 增加CORS
// https://stackoverflow.com/questions/25437405/cors-access-for-httplistener
context.Response.AppendHeader("Access-Control-Allow-Origin", "*");
if (context.Request.HttpMethod == HttpMethod.Options.Method)
{
context.Response.AddHeader("Access-Control-Allow-Headers", "*");
context.Response.AddHeader("Access-Control-Allow-Methods", "GET, POST");
context.Response.AddHeader("Access-Control-Max-Age", "1728000");
context.Http204();
}
if (authorization.Authorization(context, out var principal))
{
DateTime start = DateTime.Now;
if (Logger.IsEnabled(LogLevel.Debug))
{
Logger.LogDebug($"ProcessRequestAsync Start:{context.Request.RemoteEndPoint}-{context.Request.RawUrl}");
}
ProcessRequest(context, principal);
if (Logger.IsEnabled(LogLevel.Debug))
{
double time = (DateTime.Now - start).TotalMilliseconds;
Logger.LogDebug($"ProcessRequestAsync End:{context.Request.RemoteEndPoint}-{context.Request.RawUrl} {time}ms");
}
}
else
{
context.Http401();
}
}
catch (AggregateException ex)
{
context.Http500();
Logger.LogError(ex, ex.StackTrace);
}
catch (Exception ex)
{
context.Http500();
Logger.LogError(ex, ex.StackTrace);
}
}
}, cancellationToken);
return(Task.CompletedTask);
}