tree 6eef8347e63720fdf9029768bad73b5cac41537b
parent fbd690d9150388e49b365771016b00aa663cee19
author Olivier Poitrey <rs@rhapsodyk.net> 1475130256 -0700
committer Brad Fitzpatrick <bradfitz@golang.org> 1475173679 +0000

http2: implement Ping method on ClientConn

This new method sends a PING frame with random payload to the peer and
wait for a PING ack with the same payload.

In order to support cancellation and deadling, the Ping method takes a
context as argument.

Fixes golang/go#15475

Change-Id: I340133a67717af89556837cc531a885d116eba59
Reviewed-on: https://go-review.googlesource.com/29965
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>