Automatic discovery of TripleO Overcloud hardware

-geting IP addresses from Undercloud nova, allowing
 to poll all Overcloud nodes via SNMP
-adding support of basic auth, user_name and password
 used in TripleO by default

Change-Id: I189dbba9579055c8a1a878a769760a72e9174c6d

1 files changed, 8 insertions, 0 deletions

diff --git a/ceilometer/nova_client.py b/ceilometer/nova_client.py
index cd5b6889..8b798922 100644
--- a/ceilometer/nova_client.py
+++ b/ceilometer/nova_client.py
@@ -132,6 +132,14 @@ class Client(object):
             search_opts=search_opts))
 
     @logged
+    def instance_get_all(self):
+        """Returns list of all instances."""
+        search_opts = {'all_tenants': True}
+        return self.nova_client.servers.list(
+            detailed=True,
+            search_opts=search_opts)
+
+    @logged
     def floating_ip_get_all(self):
         """Returns all floating ips."""
         return self.nova_client.floating_ips.list()