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Pod 相关

清理 Pod

``` bash
kubectl get pod -o wide --all-namespaces | awk '{if($4=="Evicted"){cmd="kubectl -n "$1" delete pod "$2; system(cmd)}}'
```

``` bash
kubectl get pod -o wide --all-namespaces | awk '{if($4!="Running"){cmd="kubectl -n "$1" delete pod "$2; system(cmd)}}'
```

升级镜像

export NAMESPACE="kube-system"
export WORKLOAD_TYPE="daemonset"
export WORKLOAD_NAME="ip-masq-agent"
export CONTAINER_NAME="ip-masq-agent"
export IMAGE="ccr.ccs.tencentyun.com/library/ip-masq-agent:v2.5.0"

kubectl -n $NAMESPACE patch $WORKLOAD_TYPE $WORKLOAD_NAME --patch '{"spec": {"template": {"spec": {"containers": [{"name": "$CONTAINER_NAME","image": "$IMAGE" }]}}}}'

查看某命名空间的镜像列表

kubectl -n kube-system get pod -ojsonpath='{range .items[*]}{range .spec.containers[*]}{"\n"}{.image}{end}{end}' | sort | uniq