update config parsing

pkg/registry/service.go

@@ -0,0 +1,39 @@
+package registry
+
+import (
+	"sync"
+
+	"github.com/go-gost/gost/pkg/service"
+)
+
+var (
+	svcReg = &serviceRegistry{}
+)
+
+func Service() *serviceRegistry {
+	return svcReg
+}
+
+type serviceRegistry struct {
+	m sync.Map
+}
+
+func (r *serviceRegistry) Register(name string, svc *service.Service) error {
+	if _, loaded := r.m.LoadOrStore(name, svc); loaded {
+		return ErrDup
+	}
+
+	return nil
+}
+
+func (r *serviceRegistry) Unregister(name string) {
+	r.m.Delete(name)
+}
+
+func (r *serviceRegistry) Get(name string) *service.Service {
+	v, ok := r.m.Load(name)
+	if !ok {
+		return nil
+	}
+	return v.(*service.Service)
+}