func runHandler(resp http.ResponseWriter, req *http.Request,
fn func(resp http.ResponseWriter, req *http.Request) error, errfn httputil.Error) {
defer func() {
if rv := recover(); rv != nil {
err := errors.New("handler panic")
logError(req, err, rv)
errfn(resp, req, http.StatusInternalServerError, err)
}
}()
if s := req.Header.Get("X-Real-Ip"); s != "" && httputil.StripPort(req.RemoteAddr) == "127.0.0.1" {
req.RemoteAddr = s
}
req.Body = http.MaxBytesReader(resp, req.Body, 2048)
req.ParseForm()
var rb httputil.ResponseBuffer
err := fn(&rb, req)
if err == nil {
rb.WriteTo(resp)
} else if e, ok := err.(*httpError); ok {
if e.status >= 500 {
logError(req, err, nil)
}
errfn(resp, req, e.status, e.err)
} else {
logError(req, err, nil)
errfn(resp, req, http.StatusInternalServerError, err)
}
}
func runHandler(resp http.ResponseWriter, req *http.Request,
fn func(resp http.ResponseWriter, req *http.Request) error, errfn httputil.Error) {
defer func() {
if rv := recover(); rv != nil {
err := errors.New("handler panic")
logError(req, err, rv)
errfn(resp, req, http.StatusInternalServerError, err)
}
}()
if *trustProxy {
// If running on GAE, use X-Appengine-User-Ip to identify real ip of requests.
if s := req.Header.Get("X-Appengine-User-Ip"); s != "" {
req.RemoteAddr = s
} else if s := req.Header.Get("X-Real-Ip"); s != "" {
req.RemoteAddr = s
}
}
req.Body = http.MaxBytesReader(resp, req.Body, 2048)
req.ParseForm()
var rb httputil.ResponseBuffer
err := fn(&rb, req)
if err == nil {
rb.WriteTo(resp)
} else if e, ok := err.(*httpError); ok {
if e.status >= 500 {
logError(req, err, nil)
}
errfn(resp, req, e.status, e.err)
} else if gosrc.IsNotFound(err) {
errfn(resp, req, http.StatusNotFound, nil)
} else {
logError(req, err, nil)
errfn(resp, req, http.StatusInternalServerError, err)
}
}
