dendrite/clientapi/routing/login.go

116 lines
3.3 KiB
Go

// Copyright 2024 New Vector Ltd.
// Copyright 2017 Vector Creations Ltd
//
// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
// Please see LICENSE files in the repository root for full details.
package routing
import (
"context"
"net/http"
"github.com/element-hq/dendrite/clientapi/auth"
"github.com/element-hq/dendrite/clientapi/auth/authtypes"
"github.com/element-hq/dendrite/clientapi/userutil"
"github.com/element-hq/dendrite/setup/config"
userapi "github.com/element-hq/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib/spec"
"github.com/matrix-org/util"
)
type loginResponse struct {
UserID string `json:"user_id"`
AccessToken string `json:"access_token"`
DeviceID string `json:"device_id"`
}
type flows struct {
Flows []flow `json:"flows"`
}
type flow struct {
Type string `json:"type"`
}
// Login implements GET and POST /login
func Login(
req *http.Request, userAPI userapi.ClientUserAPI,
cfg *config.ClientAPI,
) util.JSONResponse {
if req.Method == http.MethodGet {
loginFlows := []flow{{Type: authtypes.LoginTypePassword}}
if len(cfg.Derived.ApplicationServices) > 0 {
loginFlows = append(loginFlows, flow{Type: authtypes.LoginTypeApplicationService})
}
// TODO: support other forms of login, depending on config options
return util.JSONResponse{
Code: http.StatusOK,
JSON: flows{
Flows: loginFlows,
},
}
} else if req.Method == http.MethodPost {
login, cleanup, authErr := auth.LoginFromJSONReader(req, userAPI, userAPI, cfg)
if authErr != nil {
return *authErr
}
// make a device/access token
authErr2 := completeAuth(req.Context(), cfg.Matrix, userAPI, login, req.RemoteAddr, req.UserAgent())
cleanup(req.Context(), &authErr2)
return authErr2
}
return util.JSONResponse{
Code: http.StatusMethodNotAllowed,
JSON: spec.NotFound("Bad method"),
}
}
func completeAuth(
ctx context.Context, cfg *config.Global, userAPI userapi.ClientUserAPI, login *auth.Login,
ipAddr, userAgent string,
) util.JSONResponse {
token, err := auth.GenerateAccessToken()
if err != nil {
util.GetLogger(ctx).WithError(err).Error("auth.GenerateAccessToken failed")
return util.JSONResponse{
Code: http.StatusInternalServerError,
JSON: spec.InternalServerError{},
}
}
localpart, serverName, err := userutil.ParseUsernameParam(login.Username(), cfg)
if err != nil {
util.GetLogger(ctx).WithError(err).Error("auth.ParseUsernameParam failed")
return util.JSONResponse{
Code: http.StatusInternalServerError,
JSON: spec.InternalServerError{},
}
}
var performRes userapi.PerformDeviceCreationResponse
err = userAPI.PerformDeviceCreation(ctx, &userapi.PerformDeviceCreationRequest{
DeviceDisplayName: login.InitialDisplayName,
DeviceID: login.DeviceID,
AccessToken: token,
Localpart: localpart,
ServerName: serverName,
IPAddr: ipAddr,
UserAgent: userAgent,
}, &performRes)
if err != nil {
return util.JSONResponse{
Code: http.StatusInternalServerError,
JSON: spec.Unknown("failed to create device: " + err.Error()),
}
}
return util.JSONResponse{
Code: http.StatusOK,
JSON: loginResponse{
UserID: performRes.Device.UserID,
AccessToken: performRes.Device.AccessToken,
DeviceID: performRes.Device.ID,
},
}
}