f91cb61086
With Go 1.9 you *can* include the std lib's context package and nothing breaks. However we never officially made the move (and grpc also doesn't ues the std lib's one). Standardize all plugins on using the extern context package. Fixes #1466
22 lines
594 B
Go
22 lines
594 B
Go
package proxy
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import (
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"github.com/coredns/coredns/request"
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"github.com/miekg/dns"
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"golang.org/x/net/context"
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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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