log for detour picking

proxy/vmess/inbound/command.go

@@ -2,6 +2,7 @@ package inbound
 
 import (
 	"github.com/v2ray/v2ray-core/common/alloc"
+	"github.com/v2ray/v2ray-core/common/log"
 	"github.com/v2ray/v2ray-core/common/serial"
 	"github.com/v2ray/v2ray-core/proxy/vmess/command"
 )
@@ -17,13 +18,14 @@ func (this *VMessInboundHandler) generateCommand(buffer *alloc.Buffer) {
 		if this.space.HasInboundHandlerManager() {
 			handlerManager := this.space.InboundHandlerManager()
 			handler, availableMin := handlerManager.GetHandler(tag)
+
 			inboundHandler, ok := handler.(*VMessInboundHandler)
 			if ok {
-				user := inboundHandler.GetUser()
 				if availableMin > 255 {
 					availableMin = 255
 				}
-
+				log.Info("VMessIn: Pick detour handler for port ", inboundHandler.Port(), " for ", availableMin, " minutes.")
+				user := inboundHandler.GetUser()
 				saCmd := &command.SwitchAccount{
 					Port:     inboundHandler.Port(),
 					ID:       user.ID.UUID(),