mirror of
https://github.com/matrix-org/dendrite
synced 2024-11-16 06:41:06 +01:00
3aa92efaa3
This migrates all the various user API tables, indices and sequences to be `userapi_`-namespaced, rather than the mess they are all now.
103 lines
3.4 KiB
Go
103 lines
3.4 KiB
Go
// Copyright 2021 The Matrix.org Foundation C.I.C.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package postgres
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import (
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"context"
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"database/sql"
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"time"
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"github.com/matrix-org/dendrite/internal/sqlutil"
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"github.com/matrix-org/dendrite/userapi/api"
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"github.com/matrix-org/dendrite/userapi/storage/tables"
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"github.com/matrix-org/util"
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)
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const loginTokenSchema = `
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CREATE TABLE IF NOT EXISTS userapi_login_tokens (
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-- The random value of the token issued to a user
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token TEXT NOT NULL PRIMARY KEY,
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-- When the token expires
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token_expires_at TIMESTAMP NOT NULL,
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-- The mxid for this account
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user_id TEXT NOT NULL
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);
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-- This index allows efficient garbage collection of expired tokens.
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CREATE INDEX IF NOT EXISTS userapi_login_tokens_expiration_idx ON userapi_login_tokens(token_expires_at);
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`
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const insertLoginTokenSQL = "" +
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"INSERT INTO userapi_login_tokens(token, token_expires_at, user_id) VALUES ($1, $2, $3)"
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const deleteLoginTokenSQL = "" +
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"DELETE FROM userapi_login_tokens WHERE token = $1 OR token_expires_at <= $2"
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const selectLoginTokenSQL = "" +
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"SELECT user_id FROM userapi_login_tokens WHERE token = $1 AND token_expires_at > $2"
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type loginTokenStatements struct {
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insertStmt *sql.Stmt
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deleteStmt *sql.Stmt
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selectStmt *sql.Stmt
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}
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func NewPostgresLoginTokenTable(db *sql.DB) (tables.LoginTokenTable, error) {
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s := &loginTokenStatements{}
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_, err := db.Exec(loginTokenSchema)
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if err != nil {
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return nil, err
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}
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return s, sqlutil.StatementList{
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{&s.insertStmt, insertLoginTokenSQL},
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{&s.deleteStmt, deleteLoginTokenSQL},
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{&s.selectStmt, selectLoginTokenSQL},
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}.Prepare(db)
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}
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// insert adds an already generated token to the database.
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func (s *loginTokenStatements) InsertLoginToken(ctx context.Context, txn *sql.Tx, metadata *api.LoginTokenMetadata, data *api.LoginTokenData) error {
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stmt := sqlutil.TxStmt(txn, s.insertStmt)
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_, err := stmt.ExecContext(ctx, metadata.Token, metadata.Expiration.UTC(), data.UserID)
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return err
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}
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// deleteByToken removes the named token.
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//
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// As a simple way to garbage-collect stale tokens, we also remove all expired tokens.
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// The userapi_login_tokens_expiration_idx index should make that efficient.
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func (s *loginTokenStatements) DeleteLoginToken(ctx context.Context, txn *sql.Tx, token string) error {
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stmt := sqlutil.TxStmt(txn, s.deleteStmt)
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res, err := stmt.ExecContext(ctx, token, time.Now().UTC())
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if err != nil {
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return err
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}
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if n, err := res.RowsAffected(); err == nil && n > 1 {
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util.GetLogger(ctx).WithField("num_deleted", n).Infof("Deleted %d login tokens (%d likely additional expired token)", n, n-1)
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}
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return nil
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}
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// selectByToken returns the data associated with the given token. May return sql.ErrNoRows.
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func (s *loginTokenStatements) SelectLoginToken(ctx context.Context, token string) (*api.LoginTokenData, error) {
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var data api.LoginTokenData
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err := s.selectStmt.QueryRowContext(ctx, token, time.Now().UTC()).Scan(&data.UserID)
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if err != nil {
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return nil, err
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}
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return &data, nil
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}
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