mirror of
https://github.com/matrix-org/dendrite
synced 2024-09-09 04:31:38 +02:00
* Offset updates take place using TransactionWriter * Refactor TransactionWriter in current state server * Refactor TransactionWriter in federation sender * Refactor TransactionWriter in key server * Refactor TransactionWriter in media API * Refactor TransactionWriter in server key API * Refactor TransactionWriter in sync API * Refactor TransactionWriter in user API * Fix deadlocking Sync API tests * Un-deadlock device database * Fix appservice API * Rename TransactionWriters to Writers * Move writers up a layer in sync API * Document sqlutil.Writer interface * Add note to Writer documentation
127 lines
4.1 KiB
Go
127 lines
4.1 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 sqlite3
|
|
|
|
import (
|
|
"context"
|
|
"database/sql"
|
|
"time"
|
|
|
|
"github.com/matrix-org/dendrite/internal"
|
|
"github.com/matrix-org/dendrite/internal/sqlutil"
|
|
"github.com/matrix-org/dendrite/keyserver/storage/tables"
|
|
"github.com/matrix-org/gomatrixserverlib"
|
|
)
|
|
|
|
var staleDeviceListsSchema = `
|
|
-- Stores whether a user's device lists are stale or not.
|
|
CREATE TABLE IF NOT EXISTS keyserver_stale_device_lists (
|
|
user_id TEXT PRIMARY KEY NOT NULL,
|
|
domain TEXT NOT NULL,
|
|
is_stale BOOLEAN NOT NULL,
|
|
ts_added_secs BIGINT NOT NULL
|
|
);
|
|
|
|
CREATE INDEX IF NOT EXISTS keyserver_stale_device_lists_idx ON keyserver_stale_device_lists (domain, is_stale);
|
|
`
|
|
|
|
const upsertStaleDeviceListSQL = "" +
|
|
"INSERT INTO keyserver_stale_device_lists (user_id, domain, is_stale, ts_added_secs)" +
|
|
" VALUES ($1, $2, $3, $4)" +
|
|
" ON CONFLICT (user_id)" +
|
|
" DO UPDATE SET is_stale = $3, ts_added_secs = $4"
|
|
|
|
const selectStaleDeviceListsWithDomainsSQL = "" +
|
|
"SELECT user_id FROM keyserver_stale_device_lists WHERE is_stale = $1 AND domain = $2"
|
|
|
|
const selectStaleDeviceListsSQL = "" +
|
|
"SELECT user_id FROM keyserver_stale_device_lists WHERE is_stale = $1"
|
|
|
|
type staleDeviceListsStatements struct {
|
|
db *sql.DB
|
|
writer sqlutil.Writer
|
|
upsertStaleDeviceListStmt *sql.Stmt
|
|
selectStaleDeviceListsWithDomainsStmt *sql.Stmt
|
|
selectStaleDeviceListsStmt *sql.Stmt
|
|
}
|
|
|
|
func NewSqliteStaleDeviceListsTable(db *sql.DB, writer sqlutil.Writer) (tables.StaleDeviceLists, error) {
|
|
s := &staleDeviceListsStatements{
|
|
db: db,
|
|
writer: writer,
|
|
}
|
|
_, err := db.Exec(staleDeviceListsSchema)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if s.upsertStaleDeviceListStmt, err = db.Prepare(upsertStaleDeviceListSQL); err != nil {
|
|
return nil, err
|
|
}
|
|
if s.selectStaleDeviceListsStmt, err = db.Prepare(selectStaleDeviceListsSQL); err != nil {
|
|
return nil, err
|
|
}
|
|
if s.selectStaleDeviceListsWithDomainsStmt, err = db.Prepare(selectStaleDeviceListsWithDomainsSQL); err != nil {
|
|
return nil, err
|
|
}
|
|
return s, nil
|
|
}
|
|
|
|
func (s *staleDeviceListsStatements) InsertStaleDeviceList(ctx context.Context, userID string, isStale bool) error {
|
|
_, domain, err := gomatrixserverlib.SplitID('@', userID)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return s.writer.Do(s.db, nil, func(txn *sql.Tx) error {
|
|
stmt := sqlutil.TxStmt(txn, s.upsertStaleDeviceListStmt)
|
|
_, err = stmt.ExecContext(ctx, userID, string(domain), isStale, time.Now().Unix())
|
|
return err
|
|
})
|
|
}
|
|
|
|
func (s *staleDeviceListsStatements) SelectUserIDsWithStaleDeviceLists(ctx context.Context, domains []gomatrixserverlib.ServerName) ([]string, error) {
|
|
// we only query for 1 domain or all domains so optimise for those use cases
|
|
if len(domains) == 0 {
|
|
rows, err := s.selectStaleDeviceListsStmt.QueryContext(ctx, true)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return rowsToUserIDs(ctx, rows)
|
|
}
|
|
var result []string
|
|
for _, domain := range domains {
|
|
rows, err := s.selectStaleDeviceListsWithDomainsStmt.QueryContext(ctx, true, string(domain))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
userIDs, err := rowsToUserIDs(ctx, rows)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
result = append(result, userIDs...)
|
|
}
|
|
return result, nil
|
|
}
|
|
|
|
func rowsToUserIDs(ctx context.Context, rows *sql.Rows) (result []string, err error) {
|
|
defer internal.CloseAndLogIfError(ctx, rows, "closing rowsToUserIDs failed")
|
|
for rows.Next() {
|
|
var userID string
|
|
if err := rows.Scan(&userID); err != nil {
|
|
return nil, err
|
|
}
|
|
result = append(result, userID)
|
|
}
|
|
return result, rows.Err()
|
|
}
|