refactor apex installer

JIRA: DOCTOR-100

Change-Id: I684071d35aac99ad1f5b65ae74e0a98ac726af35
Signed-off-by: dongwenjuan <dong.wenjuan@zte.com.cn>

1 files changed, 27 insertions, 0 deletions

diff --git a/tests/installer/common/restore_ceilometer.py b/tests/installer/common/restore_ceilometer.py
new file mode 100644
index 00000000..d25b9ede
--- /dev/null
+++ b/tests/installer/common/restore_ceilometer.py
@@ -0,0 +1,27 @@
+##############################################################################
+# Copyright (c) 2017 ZTE Corporation and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+import os
+import shutil
+
+ep_file = '/etc/ceilometer/event_pipeline.yaml'
+ep_file_bak = '/etc/ceilometer/event_pipeline.yaml.bak'
+
+
+def restore_ep_config():
+
+    if not os.path.isfile(ep_file_bak):
+        print('Bak_file:%s does not exist.' % ep_file_bak)
+    else:
+        print('restore')
+        shutil.copyfile(ep_file_bak, ep_file)
+        os.remove(ep_file_bak)
+    return
+
+
+restore_ep_config()