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33 lines
804 B
Go
33 lines
804 B
Go
package kubernetes
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import (
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"net"
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"github.com/coredns/coredns/middleware"
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"github.com/coredns/coredns/middleware/etcd/msg"
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"github.com/coredns/coredns/middleware/pkg/dnsutil"
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"github.com/coredns/coredns/request"
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)
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// Reverse implements the ServiceBackend interface.
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func (k *Kubernetes) Reverse(state request.Request, exact bool, opt middleware.Options) ([]msg.Service, []msg.Service, error) {
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ip := dnsutil.ExtractAddressFromReverse(state.Name())
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if ip == "" {
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return nil, nil, nil
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}
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records := k.getServiceRecordForIP(ip, state.Name())
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return records, nil, nil
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}
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func (k *Kubernetes) isRequestInReverseRange(name string) bool {
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ip := dnsutil.ExtractAddressFromReverse(name)
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for _, c := range k.ReverseCidrs {
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if c.Contains(net.ParseIP(ip)) {
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return true
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}
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}
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return false
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}
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