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Skip DNS cleanup on network monitor restart

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This commit is contained in:
Viktor Liu
2025-11-25 12:06:49 +01:00
parent 20973063d8
commit d3efea0010
1 changed files with 12 additions and 0 deletions
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12
client/internal/engine.go
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@@ -208,6 +208,10 @@ type Engine struct {
shutdownWg sync.WaitGroup shutdownWg sync.WaitGroup
probeStunTurn *relay.StunTurnProbe probeStunTurn *relay.StunTurnProbe
// skipDNSCleanup is set when restarting due to network monitor to avoid
// unnecessary DNS cleanup/restore cycles
skipDNSCleanup bool
} }
// Peer is an instance of the Connection Peer // Peer is an instance of the Connection Peer
@@ -1752,6 +1756,7 @@ func (e *Engine) startNetworkMonitor() {
} }
log.Infof("Network monitor: detected network change, triggering client restart") log.Infof("Network monitor: detected network change, triggering client restart")
e.skipDNSCleanup = true
e.triggerClientRestart() e.triggerClientRestart()
}() }()
} }
@@ -1775,6 +1780,13 @@ func (e *Engine) stopDNSServer() {
if e.dnsServer == nil { if e.dnsServer == nil {
return return
} }
if e.skipDNSCleanup {
log.Info("skipping DNS cleanup due to network monitor restart")
e.dnsServer = nil
return
}
e.dnsServer.Stop() e.dnsServer.Stop()
e.dnsServer = nil e.dnsServer = nil
err := fmt.Errorf("DNS server stopped") err := fmt.Errorf("DNS server stopped")