Migrated Neutron RabbitMQ to Kubernetes

Change-Id: I10c6e8b39e754a86ab7c3b1312c108a5d1383be2

devstack/lib/neutron-legacy

@@ -14,6 +14,48 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
+function configure_mutnauq {
+	_configure_neutron_common
+
+	kubernetes_ensure_resource secret/neutron-rabbitmq
+	NEUTRON_RABBITMQ_USERNAME=$(get_data_from_secret neutron-rabbitmq openstack username)
+	NEUTRON_RABBITMQ_PASSWORD=$(get_data_from_secret neutron-rabbitmq openstack password)
+	iniset $NEUTRON_CONF DEFAULT transport_url "rabbit://$NEUTRON_RABBITMQ_USERNAME:$NEUTRON_RABBITMQ_PASSWORD@rabbitmq-neutron.openstack.svc.cluster.local:5672/"
+
+	if is_service_enabled q-metering; then
+		_configure_neutron_metering
+	fi
+	if is_service_enabled q-agt q-svc; then
+		_configure_neutron_service
+	fi
+	if is_service_enabled q-agt; then
+		_configure_neutron_plugin_agent
+	fi
+	if is_service_enabled q-dhcp; then
+		_configure_neutron_dhcp_agent
+	fi
+	if is_service_enabled q-l3; then
+		_configure_neutron_l3_agent
+	fi
+	if is_service_enabled q-meta; then
+		_configure_neutron_metadata_agent
+	fi
+
+	if [[ "$Q_DVR_MODE" != "legacy" ]]; then
+		_configure_dvr
+	fi
+	if is_service_enabled ceilometer; then
+		_configure_neutron_ceilometer_notifications
+	fi
+
+	iniset $NEUTRON_CONF DEFAULT api_workers "$API_WORKERS"
+	# devstack is not a tool for running uber scale OpenStack
+	# clouds, therefore running without a dedicated RPC worker
+	# for state reports is more than adequate.
+	iniset $NEUTRON_CONF DEFAULT rpc_state_report_workers 0
+}
+export -f configure_mutnauq
+
 function init_mutnauq {
 	echo noop
 }

openstack_operator/neutron.py

@@ -33,8 +33,13 @@ def create_or_resume(spec, **_):
     start the service up for the first time.
     """
 
+    if not utils.ensure_secret("openstack", "neutron-rabbitmq"):
+        utils.create_or_update('neutron/secret-rabbitmq.yml.j2',
+                               password=utils.generate_password())
+
     database.ensure_mysql_cluster("neutron")
 
+    utils.create_or_update('neutron/rabbitmq.yml.j2')
     utils.create_or_update('neutron/daemonset.yml.j2', spec=spec)
     utils.create_or_update('neutron/service.yml.j2')
 

openstack_operator/templates/neutron/rabbitmq.yml.j2

@@ -0,0 +1,27 @@
+---
+# Copyright 2020 VEXXHOST, Inc.
+#
+# 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.
+
+apiVersion: infrastructure.vexxhost.cloud/v1alpha1
+kind: Rabbitmq
+metadata:
+  name: neutron
+  namespace: openstack
+spec:
+  authSecret: neutron-rabbitmq
+  nodeSelector:
+    node-role.kubernetes.io/master: ""
+  tolerations:
+  - key: node-role.kubernetes.io/master
+    effect: NoSchedule

openstack_operator/templates/neutron/secret-rabbitmq.yml.j2

@@ -0,0 +1,8 @@
+apiVersion: v1
+metadata:
+  name: neutron-rabbitmq
+  namespace: openstack
+stringData:
+  username: neutron
+  password: {{ password }}
+kind: Secret