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Fix panic #1028

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Dec 15, 2021
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3 changes: 2 additions & 1 deletion pkg/visor/init.go
Original file line number Diff line number Diff line change
Expand Up @@ -514,7 +514,8 @@ func getRouteSetupHooks(ctx context.Context, v *Visor, log *logging.Logger) []ro
for _, trans := range transports {
ntype := network.Type(trans)
// skip if SUDPH is under symmetric NAT / under UDP firewall.
if ntype == network.SUDPH && (v.stunClient.NATType == stun.NATSymmetric || v.stunClient.NATType == stun.NATSymmetricUDPFirewall) {
if ntype == network.SUDPH && v.stunClient != nil && (v.stunClient.NATType == stun.NATSymmetric ||
v.stunClient.NATType == stun.NATSymmetricUDPFirewall) {
continue
}
err := retrier.Do(ctx, func() error {
Expand Down