Brad Fitzpatrick 535b925d1b derp/derphttp: add Client.Ping, SendPing methods
Continuing work in 434af15a043, to make it possible for magicsock to
probe whether a DERP server is still there.

Updates #3619

Change-Id: I366a77c27e93b876734e64f445b85ef01eb590f2
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2021-12-28 09:52:10 -08:00
..
2021-10-28 16:02:11 -07:00