socks5-server/vendor/github.com/armon/go-socks5/resolver.go

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2018-04-15 21:08:32 +03:00
package socks5
import (
"net"
"golang.org/x/net/context"
)
// NameResolver is used to implement custom name resolution
type NameResolver interface {
Resolve(ctx context.Context, name string) (context.Context, net.IP, error)
}
// DNSResolver uses the system DNS to resolve host names
type DNSResolver struct{}
func (d DNSResolver) Resolve(ctx context.Context, name string) (context.Context, net.IP, error) {
addr, err := net.ResolveIPAddr("ip", name)
if err != nil {
return ctx, nil, err
}
return ctx, addr.IP, err
}