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Merge pull request #11766 from deads2k/kubelet-prefers-ipv4

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make kubelet prefer ipv4 address if available
This commit is contained in:
Mike Danese
2015-07-29 10:33:23 -07:00
parent ed9e47adab 2c06f11052
commit f18b09963e
1 changed files with 21 additions and 1 deletions
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22
pkg/kubelet/kubelet.go
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@@ -1997,7 +1997,27 @@ func (kl *Kubelet) setNodeStatus(node *api.Node) error {
} else if len(addrs) == 0 {
return fmt.Errorf("no ip address for node %v", node.Name)
} else {
node.Status.Addresses = []api.NodeAddress{{Type: api.NodeLegacyHostIP, Address: addrs[0].String()}}
// check all ip addresses for this node.Name and try to find the first non-loopback IPv4 address.
// If no match is found, it uses the IP of the interface with gateway on it.
for _, ip := range addrs {
if ip.IsLoopback() {
continue
}
if ip.To4() != nil {
node.Status.Addresses = []api.NodeAddress{{Type: api.NodeLegacyHostIP, Address: ip.String()}}
break
}
}
if len(node.Status.Addresses) == 0 {
ip, err := util.ChooseHostInterface()
if err != nil {
return err
}
node.Status.Addresses = []api.NodeAddress{{Type: api.NodeLegacyHostIP, Address: ip.String()}}
}
}
}
}