From ea5c35f62f07bbb6ebae8bfd33f5410eacb37cac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=B8=96=E7=95=8C?= <i@sekai.icu>
Date: Wed, 26 Oct 2022 19:24:08 +0800
Subject: [PATCH] Suppress no network error

---
 monitor_shared.go | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/monitor_shared.go b/monitor_shared.go
index 2f89bf2..dbd18c5 100644
--- a/monitor_shared.go
+++ b/monitor_shared.go
@@ -63,15 +63,16 @@ type networkAddress struct {
 
 func NewDefaultInterfaceMonitor(networkMonitor NetworkUpdateMonitor, options DefaultInterfaceMonitorOptions) (DefaultInterfaceMonitor, error) {
 	return &defaultInterfaceMonitor{
-		options:        options,
-		networkMonitor: networkMonitor,
+		options:               options,
+		networkMonitor:        networkMonitor,
+		defaultInterfaceIndex: -1,
 	}, nil
 }
 
 func (m *defaultInterfaceMonitor) Start() error {
 	err := m.checkUpdate()
 	if err != nil {
-		return err
+		m.networkMonitor.NewError(context.Background(), err)
 	}
 	m.element = m.networkMonitor.RegisterCallback(m.delayCheckUpdate)
 	return nil
@@ -129,6 +130,9 @@ func (m *defaultInterfaceMonitor) DefaultInterfaceName(destination netip.Addr) s
 			}
 		}
 	}
+	if m.defaultInterfaceIndex == -1 {
+		m.checkUpdate()
+	}
 	return m.defaultInterfaceName
 }
 
@@ -140,6 +144,9 @@ func (m *defaultInterfaceMonitor) DefaultInterfaceIndex(destination netip.Addr)
 			}
 		}
 	}
+	if m.defaultInterfaceIndex == -1 {
+		m.checkUpdate()
+	}
 	return m.defaultInterfaceIndex
 }