container 里面 ping 不通, 须要设置upstreamNameserverscode
在Ubuntul里,须要手动修改/etc/resolv.conf 修改成可用的dnsserver
# Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8) #DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN nameserver 8.8.8.8 nameserver 8.8.8.4 nameserver 192.168.0.10 nameserver 114.114.114.114
blog
参考:https://blog.yaakov.online/kubernetes-getting-pods-to-talk-to-the-internet/dns