Fix incorrect handling of deletions in init

daemon-common/cluster.py

@@ -267,9 +267,13 @@ def cluster_initialize(zkhandler, overwrite=False):
         return False, 'ERROR: Cluster contains data and overwrite not set.'
 
     if overwrite:
-        # Delete the existing keys; ignore any errors
-        status = zkhandler.delete(zkhandler.schema.keys('base'), recursive=True)
+        # Delete the existing keys
+        for key in zkhandler.schema.keys('base'):
+            if key == 'root':
+                # Don't delete the root key
+                continue
 
+            status = zkhandler.delete('base.{}'.format(key), recursive=True)
             if not status:
                 return False, 'ERROR: Failed to delete data in cluster; running nodes perhaps?'