ignore errors returned by SetKeepAlive (#1448)

achille-roussel · web-flow · commit 943264b76442 · 2023-06-13T15:39:30.000+09:00
Signed-off-by: Achille Roussel &lt;achille.roussel@gmail.com&gt;
diff --git a/connector.go b/connector.go
@@ -100,10 +100,7 @@ func (c *connector) Connect(ctx context.Context) (driver.Conn, error) {
 	// Enable TCP Keepalives on TCP connections
 	if tc, ok := mc.netConn.(*net.TCPConn); ok {
 		if err := tc.SetKeepAlive(true); err != nil {
-			// Don't send COM_QUIT before handshake.
-			mc.netConn.Close()
-			mc.netConn = nil
-			return nil, err
+			c.cfg.Logger.Print(err)
 		}
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -100,10 +100,7 @@ func (c *connector) Connect(ctx context.Context) (driver.Conn, error) {`
`100`	`100`	`// Enable TCP Keepalives on TCP connections`
`101`	`101`	`if tc, ok := mc.netConn.(*net.TCPConn); ok {`
`102`	`102`	`if err := tc.SetKeepAlive(true); err != nil {`
`103`		`- // Don't send COM_QUIT before handshake.`
`104`		`- mc.netConn.Close()`
`105`		`- mc.netConn = nil`
`106`		`- return nil, err`
	`103`	`+ c.cfg.Logger.Print(err)`
`107`	`104`	`}`
`108`	`105`	`}`
`109`	`106`