create new session interface (unused)

src/session/session_helpers.go

@@ -0,0 +1,24 @@
+package session
+
+import (
+	"crypto/rand"
+	"crypto/sha256"
+	"encoding/base64"
+)
+
+// helper function for secure session storage
+func GenerateSessionToken(length int) (string, error) {
+	b := make([]byte, length)
+	_, err := rand.Read(b)
+	if err != nil {
+		return "", err
+	}
+	token := base64.RawURLEncoding.EncodeToString(b)
+	return token, nil
+}
+
+// more helper
+func hashSession(session_id string) string {
+	tokenEncoded := sha256.Sum256([]byte(session_id))
+	return base64.RawURLEncoding.EncodeToString(tokenEncoded[:])
+}