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ipn/{ipnlocal,localapi}, control/controlclient: add SetDNS localapi

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Updates #1235

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2021-06-07 16:03:16 -07:00
parent 8236464252
commit e29cec759a
6 changed files with 117 additions and 0 deletions
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21
ipn/localapi/localapi.go
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@@ -100,6 +100,8 @@ func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
h.serveBugReport(w, r)
case "/localapi/v0/file-targets":
h.serveFileTargets(w, r)
case "/localapi/v0/set-dns":
h.serveSetDNS(w, r)
case "/":
io.WriteString(w, "tailscaled\n")
default:
@@ -382,6 +384,25 @@ func (h *Handler) serveFilePut(w http.ResponseWriter, r *http.Request) {
rp.ServeHTTP(w, outReq)
}
func (h *Handler) serveSetDNS(w http.ResponseWriter, r *http.Request) {
if !h.PermitWrite {
http.Error(w, "access denied", http.StatusForbidden)
return
}
if r.Method != "POST" {
http.Error(w, "want POST", 400)
return
}
ctx := r.Context()
err := h.b.SetDNS(ctx, r.FormValue("name"), r.FormValue("value"))
if err != nil {
writeErrorJSON(w, err)
return
}
w.Header().Set("Content-Type", "application/json")
json.NewEncoder(w).Encode(struct{}{})
}
var dialPeerTransportOnce struct {
sync.Once
v *http.Transport