Function commonHandler

dgraph/cmd/alpha/http.go:44–59

Common functionality for these request handlers. Returns true if the request is completely handled here and nothing further needs to be done.

(w http.ResponseWriter, r *http.Request)

// Common functionality for these request handlers. Returns true if the request is completely
// handled here and nothing further needs to be done.
func commonHandler(w http.ResponseWriter, r *http.Request) bool {
	// Do these requests really need CORS headers? Doesn't seem like it, but they are probably
	// harmless aside from the extra size they add to each response.
	x.AddCorsHeaders(w)
	w.Header().Set("Content-Type", "application/json")

	if r.Method == "OPTIONS" {
		return true
	} else if !allowed(r.Method) {
		w.WriteHeader(http.StatusBadRequest)
		x.SetStatus(w, x.ErrorInvalidMethod, "Invalid method")
		return true
	}

	return false
}

// Read request body, transparently decompressing if necessary. Return nil on error.
func readRequest(w http.ResponseWriter, r *http.Request) []byte {