Reog and implement sqlite

keydirectory/keyentry.go

@@ -1,9 +1,33 @@
 package keydirectory
 
-import "crypto"
+import (
+	"crypto"
+	"crypto/ed25519"
+	"fmt"
 
-type KeyEntry struct {
+	"github.com/common-fate/httpsig/alg_ed25519"
+	"github.com/common-fate/httpsig/verifier"
+)
+
+type keyEntry struct {
 	Alg       string
 	PublicKey crypto.PublicKey
 	UserId    string
 }
+
+func (k keyEntry) toAlg() (verifier.Algorithm, error) {
+	var alg verifier.Algorithm
+	var err error
+
+	switch k.Alg {
+	case "ed25519":
+		alg = alg_ed25519.Ed25519{
+			PublicKey: k.PublicKey.(ed25519.PublicKey),
+			Attrs:     k.UserId,
+		}
+	default:
+		err = fmt.Errorf("unknown algoritm: %s", k.Alg)
+	}
+
+	return alg, err
+}