Add ovn images

Change-Id: Ib95867704be475c4bdb3444cb46fd087038819a0

ovn/Dockerfile.ubuntu_focal

@@ -0,0 +1,7 @@
+FROM docker.io/ubuntu:focal
+
+RUN apt-get update && apt-get install -y \
+      ovn-host \
+      ovn-central \
+      dnsutils \
+      && rm -rf /var/lib/apt/lists/*

zuul.d/ovn.yaml

@@ -0,0 +1,60 @@
+---
+# Copyright 2019, SUSE LINUX GmbH.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+- project:
+    check:
+      jobs:
+        - openstack-helm-images-build-ovn
+    gate:
+      jobs:
+        - openstack-helm-images-upload-ovn
+    promote:
+      jobs:
+        - openstack-helm-images-promote-ovn
+    periodic-weekly:
+      jobs:
+        - openstack-helm-images-upload-ovn
+        - openstack-helm-images-promote-ovn
+
+- job:
+    name: openstack-helm-images-build-ovn
+    parent: openstack-helm-images-build
+    description: Build ovn images
+    vars: &ovn_vars
+      currentdate: "{{ now(utc=True,fmt='%Y%m%d') }}"
+      docker_images:
+        - context: ovn
+          repository: openstackhelm/ovn
+          dockerfile: Dockerfile.ubuntu_focal
+          tags:
+            - latest-ubuntu_focal
+            - "ubuntu_focal-{{ currentdate }}"
+    files: &ovn_files
+      - ovn/.*
+      - zuul.d/ovn.yaml
+
+- job:
+    name: openstack-helm-images-upload-ovn
+    parent: openstack-helm-images-upload
+    description: Build and upload ovn images
+    vars: *ovn_vars
+    files: *ovn_files
+
+- job:
+    name: openstack-helm-images-promote-ovn
+    parent: openstack-helm-images-promote
+    description: Promote a previously published ovn image to latest.
+    vars: *ovn_vars
+    files: *ovn_files