k8s创建一个service 类型NodePort 报错 iptables-restore: exit status 1 (iptables-restore:

Question

 I0518 00:22:46.063402    2644 proxier.go:1754] Opened local port "nodePort for default/kubernates-bootcamp:" (:28330/tcp)
5月 18 00:22:46 yaoxiaojin2 kube-proxy[2644]: E0518 00:22:46.064969    2644 proxier.go:1667] Failed to execute iptables-restore: exit status 1 (iptables-restore: invalid option -- '5'
5月 18 00:22:46 yaoxiaojin2 kube-proxy[2644]: Try `iptables-restore -h' for more information.
5月 18 00:22:46 yaoxiaojin2 kube-proxy[2644]: )

Answer 1

某台宿主机上的防火墙被清除过，定位到宿主机，重启docker