Restrict tenant and application names to not have double dashes, upon creationgd

1 files changed, 1 insertions, 1 deletions

diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/identifiers/Identifier.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/identifiers/Identifier.java
index 70ebc8712d5..a7ac1882159 100644
--- a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/identifiers/Identifier.java
+++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/identifiers/Identifier.java
@@ -12,7 +12,7 @@ import java.util.regex.Pattern;
  */
 public abstract class Identifier {
 
-    protected static final Pattern strictPattern = Pattern.compile("[a-z0-9][a-z0-9-]{0,26}[a-z0-9]");
+    protected static final Pattern strictPattern = Pattern.compile("^(?=.{1,28}$)[a-z0-9](-?[a-z0-9]+)*$");
     private static final Pattern serializedIdentifierPattern = Pattern.compile("[a-zA-Z0-9_-]+");
     private static final Pattern serializedPattern = Pattern.compile("[a-zA-Z0-9_.-]+");