新增learn-kubernetes（https://github.com/yyong-brs/learn-kubernetes）相关文件

learn/learn-kubernetes-master/kiamol/ch15/ingress-traefik/traefik-ingress-controller.yaml

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+apiVersion: v1
+kind: Namespace
+metadata:
+  name: kiamol-ingress-traefik
+  labels:
+    kiamol: ch15
+---
+kind: Service
+apiVersion: v1
+metadata:
+  name: ingress-traefik-controller
+  namespace: kiamol-ingress-traefik
+spec:
+  selector:
+    k8s-app: traefik-ingress-lb
+  ports:
+    - name: http
+      port: 8015      
+      targetPort: http
+    - name: https
+      port: 9443      
+      targetPort: https
+    - name: admin
+      port: 8080
+      targetPort: admin
+  type: LoadBalancer
+---
+kind: Deployment
+apiVersion: apps/v1
+metadata:
+  name: ingress-traefik-controller
+  namespace: kiamol-ingress-traefik
+  labels:
+    k8s-app: traefik-ingress-lb
+spec:
+  selector:
+    matchLabels:
+      k8s-app: traefik-ingress-lb
+  template:
+    metadata:
+      labels:
+        k8s-app: traefik-ingress-lb
+        name: traefik-ingress-lb
+    spec:
+      containers:
+      - image: traefik:v2.2.1
+        name: traefik-ingress-lb
+        ports:
+        - name: http
+          containerPort: 80
+        - name: https
+          containerPort: 443
+        - name: admin
+          containerPort: 8080
+        args:
+        - --api.insecure
+        - --api.dashboard
+        - --providers.kubernetesingress
+        - --providers.kubernetesingress.ingressClass=traefik
+        - --entryPoints.web.address=:80
+        - --entryPoints.websecure.address=:443
+        - --log.level=debug
+      serviceAccountName: ingress-traefik
+---
+# RBAC configuration
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: ingress-traefik
+  namespace: kiamol-ingress-traefik
+---
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1beta1
+metadata:
+  name: ingress-traefik-controller
+  namespace: kiamol-ingress-traefik
+rules:
+  - apiGroups:
+      - ""
+    resources:
+      - services
+      - endpoints
+      - secrets
+    verbs:
+      - get
+      - list
+      - watch
+  - apiGroups:
+      - extensions
+    resources:
+      - ingresses
+    verbs:
+      - get
+      - list
+      - watch
+  - apiGroups:
+    - extensions
+    resources:
+    - ingresses/status
+    verbs:
+    - update
+---
+kind: ClusterRoleBinding
+apiVersion: rbac.authorization.k8s.io/v1beta1
+metadata:
+  name: ingress-traefik-controller
+  namespace: kiamol-ingress-traefik
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: ingress-traefik-controller
+subjects:
+- kind: ServiceAccount
+  name: ingress-traefik
+  namespace: kiamol-ingress-traefik