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fix nil route panic

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This commit is contained in:
ginuerzh
2023-01-31 18:05:36 +08:00
parent ff3b77ac28
commit f3482d7cd8
1 changed files with 4 additions and 1 deletions
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5
chain/router.go
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@ -204,7 +204,7 @@ func (r *Router) Bind(ctx context.Context, network, address string, opts ...Bind
var route Route var route Route
if r.options.Chain != nil { if r.options.Chain != nil {
route = r.options.Chain.Route(ctx, network, address) route = r.options.Chain.Route(ctx, network, address)
if len(route.Nodes()) == 0 { if route == nil || len(route.Nodes()) == 0 {
err = ErrEmptyRoute err = ErrEmptyRoute
return return
} }
@ -219,6 +219,9 @@ func (r *Router) Bind(ctx context.Context, network, address string, opts ...Bind
r.options.Logger.Debugf("route(retry=%d) %s", i, buf.String()) r.options.Logger.Debugf("route(retry=%d) %s", i, buf.String())
} }
if route == nil {
route = DefaultRoute
}
ln, err = route.Bind(ctx, network, address, opts...) ln, err = route.Bind(ctx, network, address, opts...)
if err == nil { if err == nil {
break break