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

learn/learn-kubernetes-master/kiamol/ch17/kube-explorer/deployment.yaml

@@ -0,0 +1,32 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: kube-explorer
+  labels:
+    kiamol: ch17
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: kube-explorer
+  labels:
+    kiamol: ch17
+spec:
+  selector:
+    matchLabels:
+      app: kube-explorer
+  template:
+    metadata:
+      labels:
+        app: kube-explorer
+    spec:
+      serviceAccountName: kube-explorer
+      containers:
+        - image: kiamol/ch17-kube-explorer
+          name: web
+          ports:
+            - containerPort: 80
+              name: http
+          env:
+          - name: ASPNETCORE_ENVIRONMENT
+            value: Development

learn/learn-kubernetes-master/kiamol/ch17/kube-explorer/rbac.yaml

@@ -0,0 +1,27 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: default-pod-reader
+  namespace: default 
+  labels:
+    kiamol: ch17
+rules:
+- apiGroups: [""] #core
+  resources: ["pods"]
+  verbs: ["get", "list", "delete"]
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: kube-explorer-default
+  namespace: default 
+  labels:
+    kiamol: ch17
+subjects:
+- kind: ServiceAccount
+  name: kube-explorer
+  namespace: default
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: default-pod-reader

learn/learn-kubernetes-master/kiamol/ch17/kube-explorer/service.yaml

@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: kube-explorer
+  labels:
+    kiamol: ch17
+spec:
+  ports:
+    - port: 8019
+      targetPort: http
+  selector:
+    app: kube-explorer
+  type: LoadBalancer

learn/learn-kubernetes-master/kiamol/ch17/kube-explorer/update/rbac-with-kube-system.yaml

@@ -0,0 +1,27 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: system-pod-reader
+  namespace: kube-system
+  labels:
+    kiamol: ch17
+rules:
+- apiGroups: [""] #core
+  resources: ["pods"]
+  verbs: ["get", "list"]
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: kube-explorer-system
+  namespace: kube-system  
+  labels:
+    kiamol: ch17
+subjects:
+- kind: ServiceAccount
+  name: kube-explorer
+  namespace: default
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: system-pod-reader