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Fix concurrent map read write #73

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merged 1 commit into from Sep 16, 2019
Merged

Fix concurrent map read write #73

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7 changes: 5 additions & 2 deletions client.go
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Expand Up @@ -442,12 +442,15 @@ func (c *Client) Close(disconnect *Disconnect) error {
disconnect = c.disconnect
}

channels := c.channels
channels := make(map[string]ChannelContext, len(c.channels))
for channel, channelContext := range c.channels {
channels[channel] = channelContext
}
c.mu.Unlock()

if len(channels) > 0 {
// Unsubscribe from all channels.
for channel := range c.channels {
for channel := range channels {
err := c.unsubscribe(channel)
if err != nil {
c.node.logger.log(newLogEntry(LogLevelError, "error unsubscribing client from channel", map[string]interface{}{"channel": channel, "user": c.user, "client": c.uid, "error": err.Error()}))
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