fix close on closed socket_writer (#2748)
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92673a915e
commit
74dd3be3a5
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@ -124,6 +124,16 @@ func (sw *SocketWriter) Write(metrics []telegraf.Metric) error {
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return nil
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return nil
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}
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}
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// Close closes the connection. Noop if already closed.
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func (sw *SocketWriter) Close() error {
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if sw.Conn == nil {
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return nil
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}
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err := sw.Conn.Close()
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sw.Conn = nil
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return err
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}
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func newSocketWriter() *SocketWriter {
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func newSocketWriter() *SocketWriter {
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s, _ := serializers.NewInfluxSerializer()
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s, _ := serializers.NewInfluxSerializer()
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return &SocketWriter{
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return &SocketWriter{
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@ -143,7 +143,7 @@ func TestSocketWriter_Write_err(t *testing.T) {
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// close the socket to generate an error
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// close the socket to generate an error
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lconn.Close()
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lconn.Close()
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sw.Close()
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sw.Conn.Close()
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err = sw.Write(metrics)
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err = sw.Write(metrics)
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require.Error(t, err)
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require.Error(t, err)
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assert.Nil(t, sw.Conn)
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assert.Nil(t, sw.Conn)
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