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plugin/k8s_external/kubernetes: handle NS records (#3160)

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* fix external ns records

* use k8s service name for ns record

* update test, add func comment

* expand nsAddrs() test cases

* support local ipv6 ip

* use less confusing pod ip in test
This commit is contained in:
Chris O'Haver 2019-08-23 12:54:06 -04:00 • committed by Miek Gieben
parent 84988ce2c2
commit 338d148c78
6 changed files with 180 additions and 70 deletions
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11
plugin/kubernetes/local.go
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@ -12,11 +12,14 @@ func localPodIP() net.IP {
for _, addr := range addrs {
ip, _, _ := net.ParseCIDR(addr.String())
ip = ip.To4()
if ip == nil || ip.IsLoopback() {
continue
ip4 := ip.To4()
if ip4 != nil && !ip4.IsLoopback() {
return ip4
}
ip6 := ip.To16()
if ip6 != nil && !ip6.IsLoopback() {
return ip6
}
return ip
}
return nil
}