Setup micro-service of multivim broker

[multicloud/framework.git] / multivimbroker / multivimbroker / pub / utils / fileutil.py

diff --git a/multivimbroker/multivimbroker/pub/utils/fileutil.py b/multivimbroker/multivimbroker/pub/utils/fileutil.py
new file mode 100644 (file)
index 0000000..a33186e
--- /dev/null
+++ b/multivimbroker/multivimbroker/pub/utils/fileutil.py
@@ -0,0 +1,49 @@
+# Copyright (c) 2017 Wind River Systems, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+import os
+import shutil
+import logging
+import traceback
+import urllib2
+
+logger = logging.getLogger(__name__)
+
+
+def make_dirs(path):
+    if not os.path.exists(path):
+        os.makedirs(path, 0777)
+
+
+def delete_dirs(path):
+    try:
+        if os.path.exists(path):
+            shutil.rmtree(path)
+    except Exception as e:
+        logger.error(traceback.format_exc())
+        logger.error("Failed to delete %s:%s", path, e.message)
+
+
+def download_file_from_http(url, local_dir, file_name):
+    local_file_name = os.path.join(local_dir, file_name)
+    is_download_ok = False
+    try:
+        make_dirs(local_dir)
+        r = urllib2.Request(url)
+        req = urllib2.urlopen(r)
+        save_file = open(local_file_name, 'wb')
+        save_file.write(req.read())
+        save_file.close()
+        req.close()
+        is_download_ok = True
+    except:
+        logger.error(traceback.format_exc())
+        logger.error("Failed to download %s to %s.", url, local_file_name)
+    return is_download_ok, local_file_name