am f2c4e128: neverallow service_manager / service_manager_type

* commit 'f2c4e128':
  neverallow service_manager / service_manager_type

domain.te

@@ -493,3 +493,9 @@ neverallow {
   userdebug_or_eng(`-uncrypt')
   -installd
 } shell_data_file:lnk_file read;
+
+# servicemanager is the only process which handles list request
+neverallow domain ~servicemanager:service_manager list;
+
+# only service_manager_types can be added to service_manager
+neverallow domain ~service_manager_type:service_manager { add find };

init.te

@@ -282,3 +282,7 @@ neverallow init app_data_file:lnk_file read;
 
 # init should never execute a program without changing to another domain.
 neverallow init { file_type fs_type }:file execute_no_trans;
+
+# Init never adds or uses services via service_manager.
+neverallow init service_manager_type:service_manager { add find };
+neverallow init servicemanager:service_manager list;