Calipso initial release for OPNFV

Change-Id: I7210c244b0c10fa80bfa8c77cb86c9d6ddf8bc88
Signed-off-by: Yaron Yogev <yaronyogev@gmail.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/app/discover/manager.py b/app/discover/manager.py
new file mode 100644
index 0000000..e37bb31
--- /dev/null
+++ b/app/discover/manager.py
@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+###############################################################################
+# Copyright (c) 2017 Koren Lev (Cisco Systems), Yaron Yogev (Cisco Systems)   #
+# 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                                  #
+###############################################################################
+from abc import ABC, abstractmethod
+
+from utils.logging.file_logger import FileLogger
+from utils.logging.full_logger import FullLogger
+from utils.mongo_access import MongoAccess
+
+
+class Manager(ABC):
+
+    MIN_INTERVAL = 0.1  # To prevent needlessly frequent scans
+
+    def __init__(self, log_directory: str = None,
+                 mongo_config_file: str = None):
+        super().__init__()
+        if log_directory:
+            FileLogger.LOG_DIRECTORY = log_directory
+        MongoAccess.config_file = mongo_config_file
+        self.log = FullLogger()
+        self.conf = None
+        self.inv = None
+        self.collection = None
+        self._update_document = None
+        self.interval = self.MIN_INTERVAL
+
+    @abstractmethod
+    def configure(self):
+        pass
+
+    @abstractmethod
+    def do_action(self):
+        pass
+
+    def run(self):
+        self.configure()
+        self.do_action()