remove rpmdb files before install packages

this rpmdb files will avoid the installing

Signed-off-by: Gui Chen <gui.chen@intel.com>

diff --git a/plugins/backend/zypppkgmgr.py b/plugins/backend/zypppkgmgr.py
index 7e76089..9c6126a 100755 (executable)
--- a/plugins/backend/zypppkgmgr.py
+++ b/plugins/backend/zypppkgmgr.py
@@ -678,6 +678,8 @@ class Zypp(BackendPlugin):
         if not self.ts:
             self.__initialize_transaction()
 
+        # clean rpm lock
+        self._cleanupRpmdbLocks(self.instroot)
         # Set filters
         probfilter = 0
         for flag in self.probFilterFlags: