x/registry/hosts.go
2023-10-26 22:20:10 +08:00

41 lines
769 B
Go

package registry
import (
"context"
"net"
"github.com/go-gost/core/hosts"
)
type hostsRegistry struct {
registry[hosts.HostMapper]
}
func (r *hostsRegistry) Register(name string, v hosts.HostMapper) error {
return r.registry.Register(name, v)
}
func (r *hostsRegistry) Get(name string) hosts.HostMapper {
if name != "" {
return &hostsWrapper{name: name, r: r}
}
return nil
}
func (r *hostsRegistry) get(name string) hosts.HostMapper {
return r.registry.Get(name)
}
type hostsWrapper struct {
name string
r *hostsRegistry
}
func (w *hostsWrapper) Lookup(ctx context.Context, network, host string, opts ...hosts.Option) ([]net.IP, bool) {
v := w.r.get(w.name)
if v == nil {
return nil, false
}
return v.Lookup(ctx, network, host, opts...)
}