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// 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 shared
import (
"context"
"database/sql"
"encoding/json"
"github.com/matrix-org/dendrite/internal/sqlutil"
"github.com/matrix-org/dendrite/keyserver/api"
"github.com/matrix-org/dendrite/keyserver/storage/tables"
)
type Database struct {
DB *sql.DB
OneTimeKeysTable tables.OneTimeKeys
DeviceKeysTable tables.DeviceKeys
KeyChangesTable tables.KeyChanges
}
func (d *Database) ExistingOneTimeKeys(ctx context.Context, userID, deviceID string, keyIDsWithAlgorithms []string) (map[string]json.RawMessage, error) {
return d.OneTimeKeysTable.SelectOneTimeKeys(ctx, userID, deviceID, keyIDsWithAlgorithms)
}
func (d *Database) StoreOneTimeKeys(ctx context.Context, keys api.OneTimeKeys) (*api.OneTimeKeysCount, error) {
return d.OneTimeKeysTable.InsertOneTimeKeys(ctx, keys)
}
func (d *Database) OneTimeKeysCount(ctx context.Context, userID, deviceID string) (*api.OneTimeKeysCount, error) {
return d.OneTimeKeysTable.CountOneTimeKeys(ctx, userID, deviceID)
}
func (d *Database) DeviceKeysJSON(ctx context.Context, keys []api.DeviceKeys) error {
return d.DeviceKeysTable.SelectDeviceKeysJSON(ctx, keys)
}
func (d *Database) StoreDeviceKeys(ctx context.Context, keys []api.DeviceKeys) error {
return d.DeviceKeysTable.InsertDeviceKeys(ctx, keys)
}
func (d *Database) DeviceKeysForUser(ctx context.Context, userID string, deviceIDs []string) ([]api.DeviceKeys, error) {
return d.DeviceKeysTable.SelectBatchDeviceKeys(ctx, userID, deviceIDs)
}
func (d *Database) ClaimKeys(ctx context.Context, userToDeviceToAlgorithm map[string]map[string]string) ([]api.OneTimeKeys, error) {
var result []api.OneTimeKeys
err := sqlutil.WithTransaction(d.DB, func(txn *sql.Tx) error {
for userID, deviceToAlgo := range userToDeviceToAlgorithm {
for deviceID, algo := range deviceToAlgo {
keyJSON, err := d.OneTimeKeysTable.SelectAndDeleteOneTimeKey(ctx, txn, userID, deviceID, algo)
if err != nil {
return err
}
if keyJSON != nil {
result = append(result, api.OneTimeKeys{
UserID: userID,
DeviceID: deviceID,
KeyJSON: keyJSON,
})
}
}
}
return nil
})
return result, err
}
func (d *Database) StoreKeyChange(ctx context.Context, partition int32, offset int64, userID string) error {
return d.KeyChangesTable.InsertKeyChange(ctx, partition, offset, userID)
}
func (d *Database) KeyChanges(ctx context.Context, partition int32, fromOffset, toOffset int64) (userIDs []string, latestOffset int64, err error) {
return d.KeyChangesTable.SelectKeyChanges(ctx, partition, fromOffset, toOffset)
}
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