Files
teleport/lib/web/headless.go
T
Andrew Burkeandjoerger b4b79e3928 Enable SSO MFA for headless (#53741)
This change adds support for SSO MFA in headless mode.

Co-authored-by: joerger <bjoerger@goteleport.com>
2025-04-07 19:26:21 +00:00

109 lines
3.3 KiB
Go

/*
* Teleport
* Copyright (C) 2023 Gravitational, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package web
import (
"net/http"
"github.com/gravitational/trace"
"github.com/julienschmidt/httprouter"
"github.com/gravitational/teleport/api/types"
"github.com/gravitational/teleport/lib/client"
"github.com/gravitational/teleport/lib/httplib"
)
const headlessAuthID = "headless_authentication_id"
func (h *Handler) getHeadless(_ http.ResponseWriter, r *http.Request, params httprouter.Params, sctx *SessionContext) (any, error) {
headlessAuthenticationID, err := getHeadlessAuthID(params)
if err != nil {
return nil, trace.Wrap(err)
}
authClient, err := sctx.GetClient()
if err != nil {
return nil, trace.Wrap(err)
}
headlessAuthn, err := authClient.GetHeadlessAuthentication(r.Context(), headlessAuthenticationID)
if err != nil {
// Log the error, but return something more user-friendly.
// Context exceeded or invalid request states are more confusing than helpful.
h.logger.DebugContext(r.Context(), "failed to get headless session", "error", err)
return nil, trace.BadParameter("requested invalid headless session")
}
return headlessAuthn, nil
}
func (h *Handler) putHeadlessState(_ http.ResponseWriter, r *http.Request, params httprouter.Params, sctx *SessionContext) (any, error) {
headlessAuthenticationID, err := getHeadlessAuthID(params)
if err != nil {
return nil, trace.Wrap(err)
}
var req client.HeadlessRequest
if err := httplib.ReadResourceJSON(r, &req); err != nil {
return nil, trace.Wrap(err)
}
if req.MFAResponse == nil && req.WebauthnAssertionResponse != nil {
req.MFAResponse = &client.MFAChallengeResponse{
WebauthnResponse: req.WebauthnAssertionResponse,
}
}
mfaResp, err := req.MFAResponse.GetOptionalMFAResponseProtoReq()
if err != nil {
return nil, trace.Wrap(err)
}
var action types.HeadlessAuthenticationState
switch req.Action {
case "accept":
action = types.HeadlessAuthenticationState_HEADLESS_AUTHENTICATION_STATE_APPROVED
case "denied":
action = types.HeadlessAuthenticationState_HEADLESS_AUTHENTICATION_STATE_DENIED
default:
return nil, trace.BadParameter("unknown action %s", req.Action)
}
authClient, err := sctx.GetClient()
if err != nil {
return nil, trace.Wrap(err)
}
if err := authClient.UpdateHeadlessAuthenticationState(r.Context(), headlessAuthenticationID, action, mfaResp); err != nil {
return nil, trace.Wrap(err)
}
// WebUI expects a JSON response.
return OK(), nil
}
func getHeadlessAuthID(params httprouter.Params) (string, error) {
headlessAuthenticationID := params.ByName(headlessAuthID)
if headlessAuthenticationID == "" {
return "", trace.BadParameter("request is missing headless authentication ID")
}
return headlessAuthenticationID, nil
}