/// <summary>
/// 缓存没过期，直接输出缓存
/// </summary>
/// <param name="context"></param>
/// <param name="key"></param>
/// <param name="info"></param>
private void ResponceCache(HttpContext context, string key, CacheInfo info)
{
var req = context.Request;
var rep = context.Response;
string time = info.StoreTime.ToString("r");
if (req.Headers["If-Modified-Since"] == time)
{
rep.StatusCode = (int)System.Net.HttpStatusCode.NotModified;
LogHelp.Info("cache hit 304 " + req.RawUrl);
}
else
{
var httpInfo = new HttpInfo();
var _stream = Store.Get(key);
int headEndPosition = 0;
string firstLine = "";
httpInfo.Headers = HttpParseHelp.ParseHeader(_stream, ref headEndPosition, ref firstLine);
rep.StatusCode = ParseRespondCode(firstLine);
if (rep.StatusCode == 200)
{
rep.AppendHeader("Last-Modified", time);
}
httpInfo.Content = _stream;
OutResponse(req, rep, httpInfo);
LogHelp.Info("cache hit html " + req.RawUrl);
}
context.ApplicationInstance.CompleteRequest();
}
public Stream GenHTML(RequestInfo req)
{
using (var client = new TcpClient())
{
client.ReceiveTimeout = TIMEOUT;
client.Connect(req.Host, req.Port);
using (var stream = client.GetStream())
{
OutHeader(req, stream);
return(HttpParseHelp.ToGzip(stream));
}
}
}
