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internal/transport: do not mask ConnectionError #4561

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merged 2 commits into from Jun 28, 2021
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10 changes: 8 additions & 2 deletions internal/transport/http2_client.go
Expand Up @@ -877,12 +877,18 @@ func (t *http2Client) Close(err error) {
// Append info about previous goaways if there were any, since this may be important
// for understanding the root cause for this connection to be closed.
_, goAwayDebugMessage := t.GetGoAwayReason()

var st *status.Status
if len(goAwayDebugMessage) > 0 {
err = fmt.Errorf("closing transport due to: %v, received prior goaway: %v", err, goAwayDebugMessage)
st = status.Newf(codes.Unavailable, "closing transport due to: %v, received prior goaway: %v", err, goAwayDebugMessage)
err = st.Err()
} else {
st = status.New(codes.Unavailable, err.Error())
}

// Notify all active streams.
for _, s := range streams {
t.closeStream(s, err, false, http2.ErrCodeNo, status.New(codes.Unavailable, err.Error()), nil, false)
t.closeStream(s, err, false, http2.ErrCodeNo, st, nil, false)
}
if t.statsHandler != nil {
connEnd := &stats.ConnEnd{
Expand Down