terminal.yaml

$ helm template proglog deploy/proglog
---
# Source: proglog/templates/service.yaml
apiVersion: v1
kind: Service
metadata:
  name: proglog
  namespace: default
  labels: 
    helm.sh/chart: proglog-0.1.0
    app.kubernetes.io/name: proglog
    app.kubernetes.io/instance: proglog
    app.kubernetes.io/version: "1.16.0"
    app.kubernetes.io/managed-by: Helm
spec:
  clusterIP: None
  publishNotReadyAddresses: true
  ports:
    - name: rpc
      port: 8400
      targetPort: 8400
    - name: serf-tcp
      protocol: "TCP"
      port: 8401
      targetPort: 8401
    - name: serf-udp
      protocol: "UDP"
      port: 8401
      targetPort: 8401
  selector: 
    app.kubernetes.io/name: proglog
    app.kubernetes.io/instance: proglog
---
# Source: proglog/templates/statefulset.yaml
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: proglog
  namespace: default
  labels: 
    helm.sh/chart: proglog-0.1.0
    app.kubernetes.io/name: proglog
    app.kubernetes.io/instance: proglog
    app.kubernetes.io/version: "1.16.0"
    app.kubernetes.io/managed-by: Helm
spec:
  selector:
    matchLabels: 
      app.kubernetes.io/name: proglog
      app.kubernetes.io/instance: proglog
  serviceName: proglog
  replicas: 3
  template:
    metadata:
      name: proglog
      labels: 
        helm.sh/chart: proglog-0.1.0
        app.kubernetes.io/name: proglog
        app.kubernetes.io/instance: proglog
        app.kubernetes.io/version: "1.16.0"
        app.kubernetes.io/managed-by: Helm
    spec:
      initContainers:
      - name: proglog-config-init
        image: busybox
        imagePullPolicy: IfNotPresent
        command:          
          - /bin/sh
          - -c
          - |-
            ID=$(echo $HOSTNAME | rev | cut -d- -f1 | rev)
            cat > /var/run/proglog/config.yaml <<EOD
            data-dir: /var/run/proglog/data
            rpc-port: 8400
            # Make sure the following three key-values are on one line each in
            # your code. I split them across multiple lines to fit them in
            # for the book.
            bind-addr: "$HOSTNAME.proglog.default.svc.cluster.local:8401"
            bootstrap: $([ $ID = 0 ] && echo true || echo false )
            $([ $ID != 0 ] && echo 'start-join-addrs: "proglog-0.proglog.default.svc.cluster.local:8401"')
            EOD   
        volumeMounts:
        - name: datadir
          mountPath: /var/run/proglog
      # containers...
      containers:
      - name: proglog
        image: "github.com/travisjeffery/proglog:0.0.1"
        ports:
        - containerPort: 8400
          name: rpc
        - containerPort: 8401
          name: serf
        args:
          - --config-file=/var/run/proglog/config.yaml
        # probes...
        readinessProbe:
          exec:
            command: ["/bin/grpc_health_probe", "-addr=:8400"]
          initialDelaySeconds: 10
          periodSeconds: 5
        livenessProbe:
          exec:
            command: ["/bin/grpc_health_probe", "-addr=:8400"]
          initialDelaySeconds: 10
          periodSeconds: 5
        volumeMounts:
        - name: datadir
          mountPath: /var/run/proglog
  volumeClaimTemplates:
  - metadata:
      name: datadir
    spec:
      accessModes: [ "ReadWriteOnce" ]
      resources:
        requests: