1 files changed, 25 insertions, 0 deletions

diff --git a/app/models/auth_session_util.go b/app/models/auth_session_util.go
new file mode 100644
index 0000000..1f1474a
--- /dev/null
+++ b/app/models/auth_session_util.go
@@ -0,0 +1,25 @@
+package models
+
+import (
+        "crypto/rand"
+        "encoding/base32"
+        "encoding/base64"
+        "fmt"
+)
+
+func createDeviceCode() string {
+        buf := make([]byte, 32)
+        if _, err := rand.Read(buf); err != nil {
+                panic(err)
+        }
+        return base64.URLEncoding.EncodeToString(buf)
+}
+
+func createUserCode() string {
+        buf := make([]byte, 32)
+        if _, err := rand.Read(buf); err != nil {
+                panic(err)
+        }
+        userCodeRaw := base32.StdEncoding.EncodeToString(buf)
+        return fmt.Sprintf("%s-%s", userCodeRaw[0:4], userCodeRaw[5:9])
+}