23 lines
578 B
Go
23 lines
578 B
Go
package proxy
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import (
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"context"
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"github.com/coredns/coredns/request"
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"github.com/miekg/dns"
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)
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// Exchanger is an interface that specifies a type implementing a DNS resolver that
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// can use whatever transport it likes.
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type Exchanger interface {
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Exchange(ctx context.Context, addr string, state request.Request) (*dns.Msg, error)
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Protocol() string
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// Transport returns the only transport protocol used by this Exchanger or "".
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// If the return value is "", Exchange must use `state.Proto()`.
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Transport() string
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OnStartup(*Proxy) error
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OnShutdown(*Proxy) error
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}
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