[#2164] neofs-node: Allow to set reconnect interval

Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>

pkg/network/cache/multi.go

@@ -36,6 +36,9 @@ type multiClient struct {
 const defaultReconnectInterval = time.Second * 30
 
 func newMultiClient(addr network.AddressGroup, opts ClientCacheOpts) *multiClient {
+	if opts.ReconnectTimeout <= 0 {
+		opts.ReconnectTimeout = defaultReconnectInterval
+	}
 	return &multiClient{
 		clients:           make(map[string]*singleClient),
 		addr:              addr,