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dendrite/keyserver/internal/device_list_update_test.go
Neil Alexander 6757b67a32
NewClient and NewFederationClient updates (#1730)
* Use matrix-org/gomatrixserverlib#252

* Add missing WithSkipVerify to test

* Functions instead

* Update gomatrixserverlib to matrix-org/gomatrixserverlib#252

* Fix disabling TLS validation
2021-01-22 16:09:05 +00:00

238 lines
7.7 KiB
Go

// Copyright 2020 The Matrix.org Foundation C.I.C.
//
// 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 internal
import (
"context"
"crypto/ed25519"
"fmt"
"io/ioutil"
"net/http"
"net/url"
"reflect"
"strings"
"sync"
"testing"
"time"
"github.com/matrix-org/dendrite/keyserver/api"
"github.com/matrix-org/gomatrixserverlib"
)
var (
ctx = context.Background()
)
type mockKeyChangeProducer struct {
events []api.DeviceMessage
}
func (p *mockKeyChangeProducer) ProduceKeyChanges(keys []api.DeviceMessage) error {
p.events = append(p.events, keys...)
return nil
}
type mockDeviceListUpdaterDatabase struct {
staleUsers map[string]bool
prevIDsExist func(string, []int) bool
storedKeys []api.DeviceMessage
}
// StaleDeviceLists returns a list of user IDs ending with the domains provided who have stale device lists.
// If no domains are given, all user IDs with stale device lists are returned.
func (d *mockDeviceListUpdaterDatabase) StaleDeviceLists(ctx context.Context, domains []gomatrixserverlib.ServerName) ([]string, error) {
var result []string
for userID := range d.staleUsers {
_, remoteServer, err := gomatrixserverlib.SplitID('@', userID)
if err != nil {
return nil, err
}
if len(domains) == 0 {
result = append(result, userID)
continue
}
for _, d := range domains {
if remoteServer == d {
result = append(result, userID)
break
}
}
}
return result, nil
}
// MarkDeviceListStale sets the stale bit for this user to isStale.
func (d *mockDeviceListUpdaterDatabase) MarkDeviceListStale(ctx context.Context, userID string, isStale bool) error {
d.staleUsers[userID] = isStale
return nil
}
// StoreRemoteDeviceKeys persists the given keys. Keys with the same user ID and device ID will be replaced. An empty KeyJSON removes the key
// for this (user, device). Does not modify the stream ID for keys.
func (d *mockDeviceListUpdaterDatabase) StoreRemoteDeviceKeys(ctx context.Context, keys []api.DeviceMessage, clear []string) error {
d.storedKeys = append(d.storedKeys, keys...)
return nil
}
// PrevIDsExists returns true if all prev IDs exist for this user.
func (d *mockDeviceListUpdaterDatabase) PrevIDsExists(ctx context.Context, userID string, prevIDs []int) (bool, error) {
return d.prevIDsExist(userID, prevIDs), nil
}
func (d *mockDeviceListUpdaterDatabase) DeviceKeysJSON(ctx context.Context, keys []api.DeviceMessage) error {
return nil
}
type roundTripper struct {
fn func(*http.Request) (*http.Response, error)
}
func (t *roundTripper) RoundTrip(req *http.Request) (*http.Response, error) {
return t.fn(req)
}
func newFedClient(tripper func(*http.Request) (*http.Response, error)) *gomatrixserverlib.FederationClient {
_, pkey, _ := ed25519.GenerateKey(nil)
fedClient := gomatrixserverlib.NewFederationClient(
gomatrixserverlib.ServerName("example.test"), gomatrixserverlib.KeyID("ed25519:test"), pkey,
)
fedClient.Client = *gomatrixserverlib.NewClient(
gomatrixserverlib.WithTransport(&roundTripper{tripper}),
)
return fedClient
}
// Test that the device keys get persisted and emitted if we have the previous IDs.
func TestUpdateHavePrevID(t *testing.T) {
db := &mockDeviceListUpdaterDatabase{
staleUsers: make(map[string]bool),
prevIDsExist: func(string, []int) bool {
return true
},
}
producer := &mockKeyChangeProducer{}
updater := NewDeviceListUpdater(db, producer, nil, 1)
event := gomatrixserverlib.DeviceListUpdateEvent{
DeviceDisplayName: "Foo Bar",
Deleted: false,
DeviceID: "FOO",
Keys: []byte(`{"key":"value"}`),
PrevID: []int{0},
StreamID: 1,
UserID: "@alice:localhost",
}
err := updater.Update(ctx, event)
if err != nil {
t.Fatalf("Update returned an error: %s", err)
}
want := api.DeviceMessage{
StreamID: event.StreamID,
DeviceKeys: api.DeviceKeys{
DeviceID: event.DeviceID,
DisplayName: event.DeviceDisplayName,
KeyJSON: event.Keys,
UserID: event.UserID,
},
}
if !reflect.DeepEqual(producer.events, []api.DeviceMessage{want}) {
t.Errorf("Update didn't produce correct event, got %v want %v", producer.events, want)
}
if !reflect.DeepEqual(db.storedKeys, []api.DeviceMessage{want}) {
t.Errorf("DB didn't store correct event, got %v want %v", db.storedKeys, want)
}
if db.staleUsers[event.UserID] {
t.Errorf("%s incorrectly marked as stale", event.UserID)
}
}
// Test that device keys are fetched from the remote server if we are missing prev IDs
// and that the user's devices are marked as stale until it succeeds.
func TestUpdateNoPrevID(t *testing.T) {
db := &mockDeviceListUpdaterDatabase{
staleUsers: make(map[string]bool),
prevIDsExist: func(string, []int) bool {
return false
},
}
producer := &mockKeyChangeProducer{}
remoteUserID := "@alice:example.somewhere"
var wg sync.WaitGroup
wg.Add(1)
keyJSON := `{"user_id":"` + remoteUserID + `","device_id":"JLAFKJWSCS","algorithms":["m.olm.v1.curve25519-aes-sha2","m.megolm.v1.aes-sha2"],"keys":{"curve25519:JLAFKJWSCS":"3C5BFWi2Y8MaVvjM8M22DBmh24PmgR0nPvJOIArzgyI","ed25519:JLAFKJWSCS":"lEuiRJBit0IG6nUf5pUzWTUEsRVVe/HJkoKuEww9ULI"},"signatures":{"` + remoteUserID + `":{"ed25519:JLAFKJWSCS":"dSO80A01XiigH3uBiDVx/EjzaoycHcjq9lfQX0uWsqxl2giMIiSPR8a4d291W1ihKJL/a+myXS367WT6NAIcBA"}}}`
fedClient := newFedClient(func(req *http.Request) (*http.Response, error) {
defer wg.Done()
if req.URL.Path != "/_matrix/federation/v1/user/devices/"+url.PathEscape(remoteUserID) {
return nil, fmt.Errorf("test: invalid path: %s", req.URL.Path)
}
return &http.Response{
StatusCode: 200,
Body: ioutil.NopCloser(strings.NewReader(`
{
"user_id": "` + remoteUserID + `",
"stream_id": 5,
"devices": [
{
"device_id": "JLAFKJWSCS",
"keys": ` + keyJSON + `,
"device_display_name": "Mobile Phone"
}
]
}
`)),
}, nil
})
updater := NewDeviceListUpdater(db, producer, fedClient, 2)
if err := updater.Start(); err != nil {
t.Fatalf("failed to start updater: %s", err)
}
event := gomatrixserverlib.DeviceListUpdateEvent{
DeviceDisplayName: "Mobile Phone",
Deleted: false,
DeviceID: "another_device_id",
Keys: []byte(`{"key":"value"}`),
PrevID: []int{3},
StreamID: 4,
UserID: remoteUserID,
}
err := updater.Update(ctx, event)
if err != nil {
t.Fatalf("Update returned an error: %s", err)
}
t.Log("waiting for /users/devices to be called...")
wg.Wait()
// wait a bit for db to be updated...
time.Sleep(100 * time.Millisecond)
want := api.DeviceMessage{
StreamID: 5,
DeviceKeys: api.DeviceKeys{
DeviceID: "JLAFKJWSCS",
DisplayName: "Mobile Phone",
UserID: remoteUserID,
KeyJSON: []byte(keyJSON),
},
}
// Now we should have a fresh list and the keys and emitted something
if db.staleUsers[event.UserID] {
t.Errorf("%s still marked as stale", event.UserID)
}
if !reflect.DeepEqual(producer.events, []api.DeviceMessage{want}) {
t.Logf("len got %d len want %d", len(producer.events[0].KeyJSON), len(want.KeyJSON))
t.Errorf("Update didn't produce correct event, got %v want %v", producer.events, want)
}
if !reflect.DeepEqual(db.storedKeys, []api.DeviceMessage{want}) {
t.Errorf("DB didn't store correct event, got %v want %v", db.storedKeys, want)
}
}