dendrite/federationapi/routing/devices.go
2023-05-17 00:33:27 +00:00

114 lines
3.4 KiB
Go

// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package routing
import (
"encoding/json"
"net/http"
"github.com/matrix-org/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/gomatrixserverlib/fclient"
"github.com/matrix-org/gomatrixserverlib/spec"
"github.com/matrix-org/util"
"github.com/tidwall/gjson"
)
// GetUserDevices for the given user id
func GetUserDevices(
req *http.Request,
keyAPI api.FederationKeyAPI,
userID string,
) util.JSONResponse {
var res api.QueryDeviceMessagesResponse
if err := keyAPI.QueryDeviceMessages(req.Context(), &api.QueryDeviceMessagesRequest{
UserID: userID,
}, &res); err != nil {
return util.ErrorResponse(err)
}
if res.Error != nil {
util.GetLogger(req.Context()).WithError(res.Error).Error("keyAPI.QueryDeviceMessages failed")
return util.JSONResponse{
Code: http.StatusInternalServerError,
JSON: spec.InternalServerError{},
}
}
sigReq := &api.QuerySignaturesRequest{
TargetIDs: map[string][]gomatrixserverlib.KeyID{
userID: {},
},
}
sigRes := &api.QuerySignaturesResponse{}
for _, dev := range res.Devices {
sigReq.TargetIDs[userID] = append(sigReq.TargetIDs[userID], gomatrixserverlib.KeyID(dev.DeviceID))
}
keyAPI.QuerySignatures(req.Context(), sigReq, sigRes)
response := fclient.RespUserDevices{
UserID: userID,
StreamID: res.StreamID,
Devices: []fclient.RespUserDevice{},
}
if masterKey, ok := sigRes.MasterKeys[userID]; ok {
response.MasterKey = &masterKey
}
if selfSigningKey, ok := sigRes.SelfSigningKeys[userID]; ok {
response.SelfSigningKey = &selfSigningKey
}
for _, dev := range res.Devices {
var key fclient.RespUserDeviceKeys
err := json.Unmarshal(dev.DeviceKeys.KeyJSON, &key)
if err != nil {
util.GetLogger(req.Context()).WithError(err).Warnf("malformed device key: %s", string(dev.DeviceKeys.KeyJSON))
continue
}
displayName := dev.DisplayName
if displayName == "" {
displayName = gjson.GetBytes(dev.DeviceKeys.KeyJSON, "unsigned.device_display_name").Str
}
device := fclient.RespUserDevice{
DeviceID: dev.DeviceID,
DisplayName: displayName,
Keys: key,
}
if targetUser, ok := sigRes.Signatures[userID]; ok {
if targetKey, ok := targetUser[gomatrixserverlib.KeyID(dev.DeviceID)]; ok {
for sourceUserID, forSourceUser := range targetKey {
for sourceKeyID, sourceKey := range forSourceUser {
if device.Keys.Signatures == nil {
device.Keys.Signatures = map[string]map[gomatrixserverlib.KeyID]spec.Base64Bytes{}
}
if _, ok := device.Keys.Signatures[sourceUserID]; !ok {
device.Keys.Signatures[sourceUserID] = map[gomatrixserverlib.KeyID]spec.Base64Bytes{}
}
device.Keys.Signatures[sourceUserID][sourceKeyID] = sourceKey
}
}
}
}
response.Devices = append(response.Devices, device)
}
return util.JSONResponse{
Code: 200,
JSON: response,
}
}