unistack-org/micro-broker-stan
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stan broker, fix race on subscribe

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Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
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Василий Толстов 2019-06-22 00:25:50 +03:00
parent c55078a1c3
commit a28169de2e
1 changed files with 4 additions and 0 deletions
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4
stan.go
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@ -280,9 +280,13 @@ func (n *stanBroker) Publish(topic string, msg *broker.Message, opts ...broker.P
} }
func (n *stanBroker) Subscribe(topic string, handler broker.Handler, opts ...broker.SubscribeOption) (broker.Subscriber, error) { func (n *stanBroker) Subscribe(topic string, handler broker.Handler, opts ...broker.SubscribeOption) (broker.Subscriber, error) {
n.RLock()
if n.conn == nil { if n.conn == nil {
n.RUnlock()
return nil, errors.New("not connected") return nil, errors.New("not connected")
} }
n.RUnlock()
var ackSuccess bool var ackSuccess bool
opt := broker.SubscribeOptions{ opt := broker.SubscribeOptions{