学习k8s

k8s/xiongxiao.me/test/hello/hello.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: hello-world
+  labels:
+    app: hello-world
+spec:
+  selector:
+    matchLabels:
+      app: hello-world
+  template:
+    metadata:
+      labels:
+        app: hello-world
+    spec:
+      nodeSelector:
+        machine: aliyun
+      containers:
+      - name: hello
+        image: docker.cnb.cool/kevisual/hello
+        ports:
+        - containerPort: 80
+          protocol: TCP
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: hello-world
+  labels:
+    app: hello-world
+spec:
+  selector:
+    app: hello-world
+  ports:
+    - protocol: TCP
+      port: 80
+      targetPort: 80
+      nodePort: 30081
+  type: NodePort
+
+# http://121.199.37.154:30081/
+
+#  1.查看 Deployment 状态：
+# kubectl get deployment hello-world
+# kubectl logs deployment/hello-world
+# 2. 查看 Pod 状态：
+# kubectl get pods -l app=hello-world
+
+# 3.查看 Pod 详细信息（包括事件）：
+# kubectl describe pod -l app=hello-world
+
+# 4. delete all
+# kubectl delete -f hello.yaml
+
+# 5. delete pod
+# kubectl delete pod -l app=hello-world
+
+# 6. rollupdate
+# kubectl set image deployment/hello-world hello=docker.cnb.cool/kevisual/hello:latest
+
+# 7. 进入 Pod
+# kubectl exec -it deployment/hello-world -- /bin/sh