Micro on Kubernetes

api-svc.yaml

apiVersion: v1
kind: Service
metadata:
  name: micro-api
  namespace: micro
  labels:
    name: micro-api
spec:
  ports:
    # the port that this service should serve on
    - name: http
      port: 80
      targetPort: 8080
  # label keys and values that must match in order to receive traffic for this service
  selector:
    name: micro-api
  type: LoadBalancer

api.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  namespace: micro
  name: micro-api
spec:
  replicas: 1
  selector:
    matchLabels:
      name: micro-api
  template:
    metadata:
      labels:
        name: micro-api
    spec:
      containers:
        - name: api
          env:
          - name: MICRO_ENABLE_STATS
            value: "true"
          args:
            - api
          image: microhq/micro:kubernetes
          imagePullPolicy: Always
          ports:
          - containerPort: 8080
            name: api-port

greeter-srv.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  namespace: micro
  name: greeter
spec:
  replicas: 1
  selector:
    matchLabels:
      name: greeter-srv
  template:
    metadata:
      labels:
        name: greeter-srv
    spec:
      containers:
        - name: greeter
          command: [
		"/greeter-srv",
		"--server_name=greeter",
		"--server_address=0.0.0.0:8080",
		"--broker_address=0.0.0.0:10001"
	  ]
          image: microhq/greeter-srv:kubernetes
          imagePullPolicy: Always
          ports:
          - containerPort: 8080
            name: greeter-port
        - name: health
          command: [
		"/health",
                "--health_address=0.0.0.0:8081",
		"--server_name=greeter",
		"--server_address=0.0.0.0:8080"
	  ]
          image: microhq/health:kubernetes
          imagePullPolicy: Always
          livenessProbe:
            httpGet:
              path: /health
              port: 8081
            initialDelaySeconds: 3
            periodSeconds: 3

greeter-svc.yaml

apiVersion: v1
kind: Service
metadata:
  name: greeter
  namespace: micro
  labels:
    app: greeter
spec:
  ports:
  - port: 8080
    protocol: TCP
  selector:
    name: greeter-srv

rbac.yaml

apiVersion: rbac.authorization.k8s.io/v1beta1
kind: Role
metadata:
  name: pod-viewer-role
  namespace: micro
rules:
- apiGroups: [""]
  resources: ["pods"]
  verbs: ["get", "patch", "list", "watch"]

---

apiVersion: rbac.authorization.k8s.io/v1beta1
kind: RoleBinding
metadata:
  name: "pod-viewer-role-binding"
  namespace: micro
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: Role
  name: "pod-viewer-role"
subjects:
- apiGroup: ""
  kind: ServiceAccount
  name: "default"
  namespace: micro

web-svc.yaml

apiVersion: v1
kind: Service
metadata:
  name: micro-web
  namespace: micro
  labels:
    name: micro-web
spec:
  ports:
    # the port that this service should serve on
    - name: http
      port: 80
      targetPort: 8082
  # label keys and values that must match in order to receive traffic for this service
  selector:
    name: micro-web
  type: LoadBalancer

web.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  namespace: micro
  name: micro-web
spec:
  replicas: 1
  selector:
    matchLabels:
      name: micro-web
  template:
    metadata:
      labels:
        name: micro-web
    spec:
      containers:
        - name: web
          env:
          - name: MICRO_ENABLE_STATS
            value: "true"
          args:
          - web
          image: microhq/micro:kubernetes
          imagePullPolicy: Always
          ports:
          - containerPort: 8082
            name: web-port