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middleware/kubernetes: put reverse function in own file (#863)

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Move reverse function and (some) test code to reverse*.go
This commit is contained in:
Miek Gieben
2017-08-09 05:18:46 -07:00
committed by GitHub
parent be037a32a5
commit df1879f9ae
4 changed files with 66 additions and 52 deletions
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23
middleware/kubernetes/kubernetes.go
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@@ -11,7 +11,6 @@ import (
"github.com/coredns/coredns/middleware"
"github.com/coredns/coredns/middleware/etcd/msg"
"github.com/coredns/coredns/middleware/pkg/dnsutil"
dnsstrings "github.com/coredns/coredns/middleware/pkg/strings"
"github.com/coredns/coredns/middleware/proxy"
"github.com/coredns/coredns/request"
@@ -159,28 +158,6 @@ func (k *Kubernetes) PrimaryZone() string {
return k.Zones[k.primaryZone]
}
// Reverse implements the ServiceBackend interface.
func (k *Kubernetes) Reverse(state request.Request, exact bool, opt middleware.Options) ([]msg.Service, []msg.Service, error) {
ip := dnsutil.ExtractAddressFromReverse(state.Name())
if ip == "" {
return nil, nil, nil
}
records := k.getServiceRecordForIP(ip, state.Name())
return records, nil, nil
}
func (k *Kubernetes) isRequestInReverseRange(name string) bool {
ip := dnsutil.ExtractAddressFromReverse(name)
for _, c := range k.ReverseCidrs {
if c.Contains(net.ParseIP(ip)) {
return true
}
}
return false
}
// Lookup implements the ServiceBackend interface.
func (k *Kubernetes) Lookup(state request.Request, name string, typ uint16) (*dns.Msg, error) {
return k.Proxy.Lookup(state, name, typ)