apiVersion: v1
kind: ConfigMap
metadata:
  name: traefik-conf
  namespace: kube-system
data:
  traefik.toml: |
    # 设置insecureSkipVerify = true，可以配置backend为443(比如dashboard)的ingress规则
    insecureSkipVerify = true
    defaultEntryPoints = ["http", "https"]
    [entryPoints]
      [entryPoints.http]
        address = ":80"
        ### 配置http 强制跳转 https
        #[entryPoints.http.redirect]
        #  entryPoint = "https"
        ### 配置只信任trustedIPs传递过来X-Forwarded-*，默认全部信任；为了防止客户端地址伪造，需开启这个
        #[entryPoints.http.forwardedHeaders]
        #  trustedIPs = ["10.1.0.0/16", "172.20.0.0/16", "192.168.1.3"]
      [entryPoints.https]
        address = ":443"
        [entryPoints.https.tls]
          [[entryPoints.https.tls.certificates]]
            CertFile = "/ssl/tls.crt"
            KeyFile = "/ssl/tls.key"
---
kind: Deployment
apiVersion: apps/v1
metadata:
  name: traefik-ingress-controller
  namespace: kube-system
  labels:
    k8s-app: traefik-ingress-lb
spec:
  replicas: 1
  selector:
    matchLabels:
      k8s-app: traefik-ingress-lb
  template:
    metadata:
      labels:
        k8s-app: traefik-ingress-lb
        name: traefik-ingress-lb
    spec:
      serviceAccountName: traefik-ingress-controller
      terminationGracePeriodSeconds: 60
      volumes:
      - name: ssl
        secret:
          secretName: traefik-cert
      - name: config
        configMap:
          name: traefik-conf
      #nodeSelector:
      #  node-role.kubernetes.io/traefik: "true"
      containers:
      - image: traefik:v1.7.20
        imagePullPolicy: IfNotPresent
        name: traefik-ingress-lb
        volumeMounts:
        - mountPath: "/ssl"
          name: "ssl"
        - mountPath: "/config"
          name: "config"
        resources:
          limits:
            cpu: 1000m
            memory: 800Mi
          requests:
            cpu: 500m
            memory: 600Mi
        args:
        - --configfile=/config/traefik.toml
        - --api
        - --kubernetes
        - --logLevel=INFO
        securityContext:
          capabilities:
            drop:
              - ALL
            add:
              - NET_BIND_SERVICE
        ports:
          - name: http
            containerPort: 80
            hostPort: 80
          - name: https
            containerPort: 443
            hostPort: 443
---
kind: Service
apiVersion: v1
metadata:
  name: traefik-ingress-service
  namespace: kube-system
spec:
  selector:
    k8s-app: traefik-ingress-lb
  ports:
    - protocol: TCP
      # 该端口为 traefik ingress-controller的服务端口
      port: 80
      # 集群hosts文件中设置的 NODE_PORT_RANGE 作为 NodePort的可用范围
      # 从默认20000~40000之间选一个可用端口，让ingress-controller暴露给外部的访问
      nodePort: 23456
      name: http
    - protocol: TCP
      # 
      port: 443
      nodePort: 23457
      name: https
    - protocol: TCP
      # 该端口为 traefik 的管理WEB界面
      port: 8080
      name: admin
  type: NodePort
---
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: traefik-ingress-controller
rules:
  - apiGroups:
      - ""
    resources:
      - pods
      - services
      - endpoints
      - secrets
    verbs:
      - get
      - list
      - watch
  - apiGroups:
      - extensions
    resources:
      - ingresses
    verbs:
      - get
      - list
      - watch
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: traefik-ingress-controller
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: traefik-ingress-controller
subjects:
- kind: ServiceAccount
  name: traefik-ingress-controller
  namespace: kube-system
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: traefik-ingress-controller
  namespace: kube-system