Change to use WARNING level for heartbeat conflict errors

It's normal that ironic returns 409 Conflict from time to time, so
it's a bit confusing that we report this with Exception level and
traceback.

Change-Id: I1627c61facc3fadd0f5d9d324150e7d2833c7fbc
Closes-Bug: #1533113

1 files changed, 9 insertions, 0 deletions

diff --git a/ironic_python_agent/errors.py b/ironic_python_agent/errors.py
index eb4c9c6e..6fae4585 100644
--- a/ironic_python_agent/errors.py
+++ b/ironic_python_agent/errors.py
@@ -109,6 +109,15 @@ class HeartbeatError(IronicAPIError):
         super(HeartbeatError, self).__init__(details)
 
 
+class HeartbeatConflictError(IronicAPIError):
+    """ConflictError raised when a heartbeat to the agent API fails."""
+
+    message = 'ConflictError heartbeating to agent API'
+
+    def __init__(self, details):
+        super(HeartbeatConflictError, self).__init__(details)
+
+
 class LookupNodeError(IronicAPIError):
     """Error raised when the node lookup to the Ironic API fails."""