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cmd/tailscale, magicsock: add debug command to flip DERP homes

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For testing netmap patchification server-side.

Updates #1909

Change-Id: Ib1d784bd97b8d4a31e48374b4567404aae5280cc
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2023-10-06 20:39:23 -07:00
committed by Brad Fitzpatrick
parent 13767e5108
commit 6f36f8842c
4 changed files with 40 additions and 0 deletions
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6
ipn/ipnlocal/local.go
View File

@@ -2156,6 +2156,12 @@ func (b *LocalBackend) DebugForceNetmapUpdate() {
b.setNetMapLocked(nm)
}
// DebugPickNewDERP forwards to magicsock.Conn.DebugPickNewDERP.
// See its docs.
func (b *LocalBackend) DebugPickNewDERP() error {
return b.sys.MagicSock.Get().DebugPickNewDERP()
}
// send delivers n to the connected frontend and any API watchers from
// LocalBackend.WatchNotifications (via the LocalAPI).
//

2
ipn/localapi/localapi.go
View File

@@ -566,6 +566,8 @@ func (h *Handler) serveDebug(w http.ResponseWriter, r *http.Request) {
if err == nil {
return
}
case "pick-new-derp":
err = h.b.DebugPickNewDERP()
case "":
err = fmt.Errorf("missing parameter 'action'")
default: