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client/tailscale,ipn/{ipnlocal,localapi}: check UDP GRO config (#10071)

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Updates tailscale/corp#9990

Signed-off-by: Jordan Whited <jordan@tailscale.com>
This commit is contained in:
Jordan Whited
2023-11-09 11:34:41 -08:00
committed by GitHub
parent 1fc1077052
commit 12d5c99b04
10 changed files with 162 additions and 1 deletions
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18
ipn/localapi/localapi.go
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@@ -71,6 +71,7 @@ var handler = map[string]localAPIHandler{
// without a trailing slash:
"bugreport": (*Handler).serveBugReport,
"check-ip-forwarding": (*Handler).serveCheckIPForwarding,
"check-udp-gro-forwarding": (*Handler).serveCheckUDPGROForwarding,
"check-prefs": (*Handler).serveCheckPrefs,
"component-debug-logging": (*Handler).serveComponentDebugLogging,
"debug": (*Handler).serveDebug,
@@ -983,6 +984,23 @@ func (h *Handler) serveCheckIPForwarding(w http.ResponseWriter, r *http.Request)
})
}
func (h *Handler) serveCheckUDPGROForwarding(w http.ResponseWriter, r *http.Request) {
if !h.PermitRead {
http.Error(w, "UDP GRO forwarding check access denied", http.StatusForbidden)
return
}
var warning string
if err := h.b.CheckUDPGROForwarding(); err != nil {
warning = err.Error()
}
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(struct {
Warning string
}{
Warning: warning,
})
}
func (h *Handler) serveStatus(w http.ResponseWriter, r *http.Request) {
if !h.PermitRead {
http.Error(w, "status access denied", http.StatusForbidden)