net/http2: fix erringRoundTripper

The http transport added a new interface to detect RoundTrippers that always error. Prior to this, the erringRoundTripper would not be identified as such and a new connection was always created. Updates golang/go#40213 Change-Id: Icc315dcc9ce8ea0db94a1f2c58c6a741675d8962 Reviewed-on: https://go-review.googlesource.com/c/net/+/243257 Reviewed-by: Chris Friesen <[email protected]> Reviewed-by: Emmanuel Odeke <[email protected]> Run-TryBot: Emmanuel Odeke <[email protected]> TryBot-Result: Gobot Gobot <[email protected]>
golang · Aug 22, 2020 · c890458 · c890458
1 parent 3edf25e
commit c890458
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/http2/transport.go b/http2/transport.go
@@ -2525,6 +2525,7 @@ func strSliceContains(ss []string, s string) bool {
 
 type erringRoundTripper struct{ err error }
 
+func (rt erringRoundTripper) RoundTripErr() error                             { return rt.err }
 func (rt erringRoundTripper) RoundTrip(*http.Request) (*http.Response, error) { return nil, rt.err }
 
 // gzipReader wraps a response body so it can lazily