rpc: handle HTTP response error codes (#16500)

This commit is contained in:
Martin Holst Swende 2018-04-19 15:32:43 +02:00 committed by Felix Lange
parent 8f8774cf6d
commit 8feb31825e

View File

@ -90,10 +90,19 @@ func DialHTTP(endpoint string) (*Client, error) {
func (c *Client) sendHTTP(ctx context.Context, op *requestOp, msg interface{}) error {
hc := c.writeConn.(*httpConn)
respBody, err := hc.doRequest(ctx, msg)
if respBody != nil {
defer respBody.Close()
}
if err != nil {
if respBody != nil {
buf := new(bytes.Buffer)
if _, err2 := buf.ReadFrom(respBody); err2 == nil {
return fmt.Errorf("%v %v", err, buf.String())
}
}
return err
}
defer respBody.Close()
var respmsg jsonrpcMessage
if err := json.NewDecoder(respBody).Decode(&respmsg); err != nil {
return err
@ -132,6 +141,9 @@ func (hc *httpConn) doRequest(ctx context.Context, msg interface{}) (io.ReadClos
if err != nil {
return nil, err
}
if resp.StatusCode < 200 || resp.StatusCode >= 300 {
return resp.Body, errors.New(resp.Status)
}
return resp.Body, nil
}