Thank you vaskozl!

https://gist.github.com/vaskozl/04ee4959685b49639787dd1684030022/

kubernetes/tools/nsenter.sh

@@ -0,0 +1,44 @@
+#!/bin/sh
+set -x
+
+node=${1}
+#nodeName=$(kubectl get node ${node} -o template --template='{{index .metadata.labels "kubernetes.io/hostname"}}')
+nodeSelector='"nodeSelector": { "kubernetes.io/hostname": "'${node:?}'" },'
+podName=${USER}-nsenter-${node}
+kubectl -n kube-system run ${podName:?} --restart=Never -it --rm --image overriden --overrides '
+{
+  "spec": {
+    "hostPID": true,
+    "hostNetwork": true,
+    '"${nodeSelector?}"'
+    "tolerations": [{
+        "operator": "Exists"
+    }],
+    "containers": [
+      {
+        "name": "nsenter",
+        "image": "mirror.gcr.io/library/busybox:musl",
+        "command": ["sh", "-c", "mkdir -p /host/var/lib/busybox; cp -r /bin/busybox /host/var/lib/busybox/; export PATH=\"$PATH:/var/lib/busybox\"; /host/var/lib/busybox/busybox --install /host/var/lib/busybox; nsenter -t1 -m -u -i -n /var/lib/busybox/busybox sh"],
+        "stdin": true,
+        "tty": true,
+        "securityContext": {
+          "privileged": true
+        },
+        "volumeMounts": [
+          {
+            "name": "host-tmp",
+            "mountPath": "/host/var"
+          }
+        ]
+      }
+    ],
+    "volumes": [
+      {
+        "name": "host-tmp",
+        "hostPath": {
+          "path": "/var"
+        }
+      }
+    ]
+  }
+}'