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go-mysql-org / go-mysql

a powerful mysql toolset with Go
MIT License
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Fix close canal client panic if use Execute after mysql host down #858

Closed tomwei7 closed 5 months ago

tomwei7 commented 5 months ago

Execute some query when mysql host is down or unavailable will set c.conn = nil and it case panic when close canal client.

https://github.com/go-mysql-org/go-mysql/blob/f0df38a3258e781900cafb36c1887cc9e71e9089/canal/canal.go#L521-L526