From b934133e697527addc75849a99d811d90aec087b Mon Sep 17 00:00:00 2001
From: Rodolfo Alonso Hernandez <ralonsoh@redhat.com>
Date: Tue, 11 Dec 2018 16:24:54 +0000
Subject: [PATCH] Add traffic control exceptions

Added new traffic control exceptions TcLibQdiscNeededArguments
and TcLibQdiscTypeError in ``neutron-lib.exceptions.qos``.

Related-Bug: #1560963

Change-Id: I4cad9bbfc5e0ed20bd24be33544ba0fa06898f54
---
 neutron_lib/exceptions/qos.py                          | 10 ++++++++++
 ...dd-traffic-control-exceptions-0e137dae3a556d54.yaml |  5 +++++
 2 files changed, 15 insertions(+)
 create mode 100644 releasenotes/notes/add-traffic-control-exceptions-0e137dae3a556d54.yaml

diff --git a/neutron_lib/exceptions/qos.py b/neutron_lib/exceptions/qos.py
index 40f650abd..9e2acbe3b 100644
--- a/neutron_lib/exceptions/qos.py
+++ b/neutron_lib/exceptions/qos.py
@@ -85,3 +85,13 @@ class QoSRulesConflict(e.Conflict):
 class PolicyRemoveAuthorizationError(e.NotAuthorized):
     message = _("Failed to remove provided policy %(policy_id)s "
                 "because you are not authorized.")
+
+
+class TcLibQdiscTypeError(e.NeutronException):
+    message = _("TC Qdisc type %(qdisc_type)s is not supported; supported "
+                "types: %(supported_qdisc_types)s.")
+
+
+class TcLibQdiscNeededArguments(e.NeutronException):
+    message = _("TC Qdisc type %(qdisc_type)s needs following arguments: "
+                "%(needed_arguments)s.")
diff --git a/releasenotes/notes/add-traffic-control-exceptions-0e137dae3a556d54.yaml b/releasenotes/notes/add-traffic-control-exceptions-0e137dae3a556d54.yaml
new file mode 100644
index 000000000..9f5bba704
--- /dev/null
+++ b/releasenotes/notes/add-traffic-control-exceptions-0e137dae3a556d54.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Adds new traffic control exceptions ``TcLibQdiscNeededArguments``
+    and ``TcLibQdiscTypeError`` in ``neutron-lib.exceptions.qos``.