# Copyright 2019-present Open Networking Foundation
#
# 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: v1
kind: Service
metadata:
  name: kafka
  namespace: voltha
spec:
  clusterIP: None
  selector:
    app: kafka
  ports:
  - protocol: TCP
    port: 9092
    targetPort: 9092
---
apiVersion: apps/v1beta1
kind: StatefulSet
metadata:
  name: kafka
  namespace: voltha
spec:
  serviceName: kafka
  replicas: 3
  updateStrategy:
    type: RollingUpdate
  selector:
    matchLabels:
      app: kafka
  template:
    metadata:
      labels:
        app: kafka
      annotations:
        cni: "calico"
    spec:
      terminationGracePeriodSeconds: 10
      affinity:
        podAntiAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            - labelSelector:
                matchExpressions:
                  - key: app
                    operator: In
                    values:
                      - kafka
              topologyKey: kubernetes.io/hostname
      containers:
      - name: kafka
        image: wurstmeister/kafka:1.0.0
        ports:
        - containerPort: 9092
        env:
        - name: KAFKA_ADVERTISED_PORT
          value: "9092"
        - name: KAFKA_ZOOKEEPER_CONNECT
          value: zoo1:2181,zoo2:2181,zoo3:2181
        - name: KAFKA_HEAP_OPTS
          value: "-Xmx256M -Xms128M"