Calipso initial release for OPNFV

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

1 files changed, 36 insertions, 0 deletions

diff --git a/app/discover/fetchers/db/db_fetch_aggregate_hosts.py b/app/discover/fetchers/db/db_fetch_aggregate_hosts.py
new file mode 100644
index 0000000..59ba5d0
--- /dev/null
+++ b/app/discover/fetchers/db/db_fetch_aggregate_hosts.py
@@ -0,0 +1,36 @@
+###############################################################################
+# 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                                  #
+###############################################################################
+import bson
+
+from discover.fetchers.db.db_access import DbAccess
+from utils.inventory_mgr import InventoryMgr
+
+
+class DbFetchAggregateHosts(DbAccess):
+    def get(self, id):
+        query = """
+      SELECT CONCAT('aggregate-', a.name, '-', host) AS id, host AS name
+      FROM nova.aggregate_hosts ah
+        JOIN nova.aggregates a ON a.id = ah.aggregate_id
+      WHERE ah.deleted = 0 AND aggregate_id = %s
+    """
+        hosts = self.get_objects_list_for_id(query, "host", id)
+        if hosts:
+            inv = InventoryMgr()
+            for host_rec in hosts:
+                host_id = host_rec['name']
+                host = inv.get_by_id(self.get_env(), host_id)
+                if not host:
+                    self.log.error('unable to find host {} '
+                                   'from aggregate {} in inventory'
+                                   .format(host_id, id))
+                    continue
+                host_rec['ref_id'] = bson.ObjectId(host['_id'])
+        return hosts