sidechannel: lower yamux close timeoutjv-yamux-close-timeout

Lower the yamux StreamCloseTimeout setting from 5 minutes to 1 second
for sidechannel connections.

The motivation for changing this is to make it easier to test client
side cancelation in Workhorse tests.

1 files changed, 6 insertions, 0 deletions

diff --git a/internal/sidechannel/sidechannel.go b/internal/sidechannel/sidechannel.go
index 5cffe9efc..a8e7088d5 100644
--- a/internal/sidechannel/sidechannel.go
+++ b/internal/sidechannel/sidechannel.go
@@ -151,6 +151,12 @@ func NewClientHandshaker(logger *logrus.Entry, registry *Registry) client.Handsh
 			// waste we change this value back to 256KB which is the default and
 			// minimum value.
 			cfg.MaxStreamWindowSize = 256 * 1024
+
+			// If a client hangs up while the server is writing data to it then the
+			// server will block for 5 minutes by default before erroring out. This
+			// makes testing difficult and there is no reason to have such a long
+			// timeout in the case of sidechannels. A 1 second timeout is also OK.
+			cfg.StreamCloseTimeout = time.Second
 		},
 	)
 }