Fix close canal client panic if use Execute after mysql host down #858

tomwei7 · 2024-04-22T12:04:06Z

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

Lines 521 to 526 in f0df38a

     if mysql.ErrorEqual(err, mysql.ErrBadConn) {  
   c.conn.Close()  
   c.conn = nil  
   continue  
   }  
   return nil, err  
 

Fix close canal client panic if use Execute after mysql host down

741c00f

lance6716 approved these changes Apr 22, 2024

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lance6716 merged commit 7c31dc4 into go-mysql-org:master Apr 22, 2024

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	if mysql.ErrorEqual(err, mysql.ErrBadConn) {
	c.conn.Close()
	c.conn = nil
	continue
	}
	return nil, err