func file(rw http.ResponseWriter, req *http.Request) {
hj, ok := rw.(http.Hijacker)
if !ok {
http.Error(rw, "webserver doesn't support hijacking", http.StatusInternalServerError)
return
}
netconn, bio, err := hj.Hijack()
if err != nil {
http.Error(rw, err.Error(), http.StatusInternalServerError)
return
}
url := req.URL
fmt.Println(url.Path)
b, _ := fileCache[url.Path]
bio.WriteString("HTTP/1.1 200 OK\r\n")
bio.WriteString("server: gateway\r\n")
bio.WriteString(string("Content-Length: " + strconv.Itoa(len(b)) + "\r\n\r\n"))
bio.Write(b)
bio.Flush()
netconn.Close()
}
func sendtoQue(types int, rw http.ResponseWriter, req *http.Request) {
hj, ok := rw.(http.Hijacker)
if !ok {
http.Error(rw, "webserver doesn't support hijacking", http.StatusInternalServerError)
return
}
netconn, bio, err := hj.Hijack()
if err != nil {
http.Error(rw, err.Error(), http.StatusInternalServerError)
return
}
q := &HttpContext{
response: &rw,
request: req,
requestType: types,
conn: netconn,
bufferIO: bio,
//httpconn: http.Conn(hj),
//result: make(chan HttpContext),
}
s := atomic.AddUint32(&counter, 1)
channelId := s % GateWayChannelSize
if nil != pushtoQueue(&channel[channelId], q) {
fmt.Println("too many request, close")
bio.WriteString("HTTP/1.1 555 OK\r\n")
bio.WriteString("server: gateway\r\n")
bio.WriteString("Connection: close\r\n\r\n")
bio.Flush()
netconn.Close()
}
}