handDeriveKeys.go

package proxbinder

import (
	"encoding/base32"
	"encoding/json"
	"net/http"
	"strings"

	"github.com/rensa-labs/geph/internal/common"
	"gopkg.in/bunsim/natrium.v1"
)

func (cmd *Command) handDeriveKeys(w http.ResponseWriter, r *http.Request) {
	uname := r.URL.Query().Get("uname")
	pwd := r.URL.Query().Get("pwd")

	SK := common.DeriveKey(uname, pwd).ToECDH()
	PK := SK.PublicKey()
	UID := strings.ToLower(
		base32.StdEncoding.EncodeToString(
			natrium.SecureHash(PK, nil)[:10]))
	var resp struct {
		PubKey  []byte
		PrivKey []byte
		UID     string
	}
	resp.PubKey = PK
	resp.PrivKey = SK
	resp.UID = UID
	b, _ := json.MarshalIndent(&resp, "", "  ")
	w.Write(b)
}