gost/pkg/registry/bypass.go
2022-02-08 23:46:54 +08:00

60 lines
973 B
Go

package registry
import (
"sync"
"github.com/go-gost/gost/pkg/bypass"
)
var (
bypassReg = &bypassRegistry{}
)
func Bypass() *bypassRegistry {
return bypassReg
}
type bypassRegistry struct {
m sync.Map
}
func (r *bypassRegistry) Register(name string, bypass bypass.Bypass) error {
if _, loaded := r.m.LoadOrStore(name, bypass); loaded {
return ErrDup
}
return nil
}
func (r *bypassRegistry) Unregister(name string) {
r.m.Delete(name)
}
func (r *bypassRegistry) IsRegistered(name string) bool {
_, ok := r.m.Load(name)
return ok
}
func (r *bypassRegistry) Get(name string) bypass.Bypass {
return &bypassWrapper{name: name}
}
func (r *bypassRegistry) get(name string) bypass.Bypass {
if v, ok := r.m.Load(name); ok {
return v.(bypass.Bypass)
}
return nil
}
type bypassWrapper struct {
name string
}
func (w *bypassWrapper) Contains(addr string) bool {
bp := bypassReg.get(w.name)
if bp == nil {
return false
}
return bp.Contains(addr)
}