Fix panics while no license is provided

Signed-off-by: Burak Sekili <buraksekili@gmail.com>
TykTechnologies · Nov 16, 2023 · e6e0333 · e6e0333
1 parent aec32cd
commit e6e0333
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/license/license.go b/license/license.go
@@ -11,10 +11,18 @@ import (
 )
 
 func ValidateDashboardLicense(license string) (bool, error) {
+	if license == "" {
+		return false, fmt.Errorf("empty license")
+	}
+
 	token, _ := jwt.Parse(license, func(token *jwt.Token) (interface{}, error) { // nolint:errcheck
 		return []byte(""), nil
 	})
 
+	if token == nil {
+		return false, fmt.Errorf("failed to parse license %v\n", license)
+	}
+
 	if strings.ToLower(fmt.Sprint(token.Header["typ"])) == "jwt" {
 		exp := strings.Split(fmt.Sprintf("%f", token.Claims.(jwt.MapClaims)["exp"]), ".")[0]