apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: edgex-core-consul
spec:
  selector:
    matchLabels:
      app: consul
      component: server
  serviceName: consul
  podManagementPolicy: "Parallel"
  replicas: 1
  template:
    metadata:
      labels:
        app: consul
        component: server
      annotations:
        "consul.hashicorp.com/connect-inject": "false"
    spec:
      serviceAccountName: consul
      # affinity:
      #   podAntiAffinity:
      #     requiredDuringSchedulingIgnoredDuringExecution:
      #       - labelSelector:
      #           matchExpressions:
      #             - key: app
      #               operator: In
      #               values:
      #                 - consul
      #         topologyKey: kubernetes.io/hostname
      terminationGracePeriodSeconds: 10
      securityContext:
        fsGroup: 1000
      containers:
        - name: edgex-core-consul
          image: "consul:latest"
          env:
            - name: POD_IP
              valueFrom:
                fieldRef:
                  fieldPath: status.podIP
            - name: GOSSIP_ENCRYPTION_KEY
              valueFrom:
                secretKeyRef:
                  name: consul
                  key: gossip-encryption-key
            - name: EDGEX_DB
              value: redis
            - name: EDGEX_SECURE
              value: "false"
          args:
            - "agent"
            - "-advertise=$(POD_IP)"
            - "-bootstrap-expect=3"
            - "-config-file=/etc/consul/config/server.json"
            - "-encrypt=$(GOSSIP_ENCRYPTION_KEY)"
          volumeMounts:
            - name: data
              mountPath: /consul/data
            - name: config
              mountPath: /etc/consul/config
            - name: tls
              mountPath: /etc/tls
          lifecycle:
            preStop:
              exec:
                command:
                - /bin/sh
                - -c
                - consul leave
          ports:
            - containerPort: 8500
              name: ui-port
            - containerPort: 8400
              name: alt-port
            - containerPort: 53
              name: udp-port
            - containerPort: 8443
              name: https-port
            - containerPort: 8080
              name: http-port
            - containerPort: 8301
              name: serflan
            - containerPort: 8302
              name: serfwan
            - containerPort: 8600
              name: consuldns
            - containerPort: 8300
              name: server
      hostname: edgex-core-consul
      volumes:
        - name: config
          configMap:
            name: consul
        - name: tls
          secret:
            secretName: consul  
  volumeClaimTemplates:
    - metadata:
        name: data
      spec:
        accessModes:
          - ReadWriteOnce
        resources:
          requests:
            storage: 10Gi
