---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: fluentd
  namespace: default
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: fluentd
rules:
- apiGroups:
  - ""
  resources:
  - pods
  - namespaces
  verbs:
  - get
  - list
  - watch
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: fluentd
roleRef:
  kind: ClusterRole
  name: fluentd
  apiGroup: rbac.authorization.k8s.io
subjects:
- kind: ServiceAccount
  name: fluentd
  namespace: default
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: fluentd
  namespace: default
  labels:
    app: fluentd
spec:
  selector:
    matchLabels:
      app: fluentd
  template:
    metadata:
      labels:
        app: fluentd
    spec:
      serviceAccount: fluentd
      serviceAccountName: fluentd
      tolerations:
      - key: node-role.kubernetes.io/master
        effect: NoSchedule
      containers:
      - name: fluentd
        image: fluent/fluentd-kubernetes-daemonset:v1.4-debian-elasticsearch-1
        env:
          - name:  FLUENT_ELASTICSEARCH_HOST
            value: "elasticsearch"
          - name:  FLUENT_ELASTICSEARCH_PORT
            value: "9200"
          - name: FLUENT_ELASTICSEARCH_SCHEME
            value: "http"
          - name: FLUENT_UID
            value: "0"
          - name: FLUENTD_SYSTEMD_CONF
            value: "disable"
          - name: FLUENTD_PROMETHEUS_CONF
            value: "disable"
        resources:
          limits:
            memory: 200Mi
          requests:
            cpu: 100m
            memory: 200Mi
        volumeMounts:
        - name: varlog
          mountPath: /var/log
        - name: varlibdockercontainers
          mountPath: /var/lib/docker/containers
          readOnly: true
      terminationGracePeriodSeconds: 30
      volumes:
      - name: varlog
        hostPath:
          path: /var/log
      - name: varlibdockercontainers
        hostPath:
          path: /var/lib/docker/containers
---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: elasticsearch
  name: elasticsearch
  namespace: default
spec:
  selector:
    matchLabels:
      app: elasticsearch
  template:
    metadata:
      labels:
        app: elasticsearch
    spec:
      containers:
      - image: elasticsearch:5
        name: elasticsearch
        resources:
          limits:
            memory: 2Gi
          requests:
            memory: 1Gi
        env:
        - name: ES_JAVA_OPTS
          value: "-Xms1g -Xmx1g"
---
apiVersion: v1
kind: Service
metadata:
  labels:
    app: elasticsearch
  name: elasticsearch
  namespace: default
spec:
  ports:
  - port: 9200
    protocol: TCP
    targetPort: 9200
  selector:
    app: elasticsearch
  type: ClusterIP
---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: kibana
  name: kibana
  namespace: default
spec:
  selector:
    matchLabels:
      app: kibana
  template:
    metadata:
      labels:
        app: kibana
    spec:
      containers:
      - env:
        - name: ELASTICSEARCH_URL
          value: http://elasticsearch:9200/
        image: kibana:5
        name: kibana
        resources: {}
---
apiVersion: v1
kind: Service
metadata:
  labels:
    app: kibana
  name: kibana
  namespace: default
spec:
  ports:
  - port: 5601
    protocol: TCP
    targetPort: 5601
  selector:
    app: kibana
  type: NodePort