通过一段学习,我们的Kubernetes已经部署起来,现在就开始功能的演示。
如果又不会部署的小伙伴,可以看我以前的博客,都有详细的教程。
目录
查看node的节点情况
查看pod的运行情况
查看deployment情况
查看pod的运行详细信息
删除deployment
删除一个pod应用
查看kubectl创建提示
kubectl创建nginx应用
副本集扩容
应用pod的端口修改【把80端口改成了 30003】
修改nginx-deployment的ip类型【可以暴露端口,实现内部网访问】
测速访问
查看node的节点情况
![](/../../image/20200203121135494.png)
查看pod的运行情况
![](/../../image/20200203121221880.png)
查看deployment情况
![](/../../image/20200203121410426.png)
查看pod的运行详细信息
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kubectl get pod -o wide
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![](/../../image/20200203121513658.png)
删除deployment
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kubectl delete deployment nginx
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![](/../../image/20200203152245740.png)
删除一个pod应用
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kubectl delete pod nginx-deployment-5d9dfb999c-t6xdq
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![](/../../image/20200203152732631.png)
查看kubectl创建提示
![](/../../image/20200203150826533.png)
kubectl创建nginx应用
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kubectl run nginx-deployment --image=wangyanglinux/myapp:v1 --port=80 --replicas=1
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![](/../../image/20200203151900438.png)
![](/../../image/20200203152405396.png)
![](/../../image/20200203152537550.png)
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[root@master ~]# kubectl get pod
NAME READY STATUS RESTARTS AGE
nginx-deployment-5d9dfb999c-t6xdq 1/1 Running 0 5m43s
[root@master ~]# kubectl get pod -o wide
NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
nginx-deployment-5d9dfb999c-t6xdq 1/1 Running 0 5m51s 10.244.2.7 node1 <none> <none>
[root@master ~]# curl 10.244.2.7
Hello MyApp | Version: v1 | <a href="hostname.html">Pod Name</a>
[root@master ~]# curl 10.244.2.7/hostname.html
nginx-deployment-5d9dfb999c-t6xdq
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副本集扩容
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kubectl scale --replicas=3 deployment/nginx-deployment
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![](/../../image/2020020315301424.png)
![](/../../image/20200203153117393.png)
应用pod的端口修改【把80端口改成了 30003】
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kubectl expose deployment nginx-deployment --port=30003 --target-port=80
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![](/../../image/20200203154031868.png)
修改nginx-deployment的ip类型【可以暴露端口,实现内部网访问】
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kubectl edit svc nginx-deployment
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![](/../../image/20200203155219994.png)
![](/../../image/20200203155328240.png)
测速访问
![](/../../image/2020020315535649.png)
![](/../../image/20200203155406976.png)