Merge pull request #38751 from chenchun/warn

Automatic merge from submit-queue

Raise a warning instead of info if br-netfilter is missing or unset

Took quite a while to figure out why service VIP is unreachable on my cluster. It turns out br-nf-call-iptables is unset. I wish this message could be a warning to attract considerable attention.
This commit is contained in:
Kubernetes Submit Queue 2017-06-16 17:25:32 -07:00 committed by GitHub
commit 9054e70ca3

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@ -458,7 +458,7 @@ func NewProxier(ipt utiliptables.Interface,
// are connected to a Linux bridge (but not SDN bridges). Until most
// plugins handle this, log when config is missing
if val, err := sysctl.GetSysctl(sysctlBridgeCallIPTables); err == nil && val != 1 {
glog.Infof("missing br-netfilter module or unset sysctl br-nf-call-iptables; proxy may not work as intended")
glog.Warningf("missing br-netfilter module or unset sysctl br-nf-call-iptables; proxy may not work as intended")
}
// Generate the masquerade mark to use for SNAT rules.