K8S命令记录

K8S命令记录

查看pod
kubectl get pods -nitoa

进入pod
kubectl exec -it itoa-task-rc-29853fbd-85f4-4f90-a56f-5472bf202474-nzkcx bash -nitoa

查找snmp相关pod
kubectl get po -nitoa |grep snmp

查找snmp相关pod，显示所在节点
kubectl get po -nitoa -owide |grep snmp

查看pod的日志
kubectl logs -f itoa-rsyslog-l45bm -nitoa

查看pod，显示对应的节点
kubectl get po -nitoa -owide|grep itoa-rsyslog-49tss

查看pod对应的container
docker ps |grep itoa-rsyslog-49tss

重启容器
docker restart c98ffa5bdc03

查看pod映射出来的端口
kubectl get svc -nitoa |grep rsys
或
kubectl get services -nitoa | grep rsyslog

查看挂载目录
docker inspect container_name | grep Mounts -A 20

创建pod
kubectl create -f itoa-rsyslog.yaml

删除pod
kubectl delete -f itoa-rsyslog.yaml

修改并创建pod
cd /opt/matrix/app/install/metadata/ITOA/components

kubectl delete -f service1.yaml
kubectl create -f service1.yaml

复制文件到pod里

kubectl cp net-tools-2.0-0.25.20131004git.el7.x86_64.rpm itoa/itoa-rsyslog-6bc6c4fc8b-xrjjg:/packages
# #Copy /tmp/foo local file to /tmp/bar in a remote pod in namespace <some-namespace>
# kubectl cp /tmp/foo <some-namespace>/<some-pod>:/tmp/bar

查看集群中其他节点的ip
kubectl get node -o wide -n itoa