Revert "Migrates alarms to MongoDB"

This reverts commit 0085a4a8870a73a9186b0a2305ba00bae44a6ea0.

Change-Id: Ifd94058969c1480863a67529a9d5ed70e5e062c3
Signed-off-by: Gianpietro Lavado <glavado@whitestack.com>
diff --git a/osm_mon/cmd/mon_evaluator.py b/osm_mon/cmd/mon_evaluator.py
index ba9a420..3835d7e 100644
--- a/osm_mon/cmd/mon_evaluator.py
+++ b/osm_mon/cmd/mon_evaluator.py
@@ -26,12 +26,13 @@
 import sys
 
 from osm_mon.core.config import Config
+from osm_mon.core.database import DatabaseManager
 from osm_mon.evaluator.evaluator import Evaluator
 
 
 def main():
-    parser = argparse.ArgumentParser(prog='osm-mon-evaluator')
-    parser.add_argument('--config-file', nargs='?', help='MON configuration file')
+    parser = argparse.ArgumentParser(prog='osm-policy-agent')
+    parser.add_argument('--config-file', nargs='?', help='POL configuration file')
     args = parser.parse_args()
     cfg = Config(args.config_file)
 
@@ -47,6 +48,9 @@
     log.info("Starting MON Evaluator...")
     log.debug("Config: %s", cfg.conf)
     log.info("Initializing database...")
+    db_manager = DatabaseManager(cfg)
+    db_manager.create_tables()
+    log.info("Database initialized correctly.")
     evaluator = Evaluator(cfg)
     evaluator.evaluate_forever()