mirror of
https://github.com/matrix-org/dendrite
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* Add EventJSONTable tests
* Add eventJSON tests
* Add EventStateKeysTable tests
* Add EventTypesTable tests
* Add Events Table tests
Move variable declaration outside loops
Switch to testify/assert for tests
* Move variable declaration outside loop
* Remove random data
* Fix issue where the EventReferenceSHA256 is not set
* Add more tests
* Revert "Fix issue where the EventReferenceSHA256 is not set"
This reverts commit 8ae34c4e5f
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* Update GMSL
* Add tests for duplicate entries
* Test what happens if we select non-existing NIDs
* Add test for non-existing eventType
* Really update GMSL
161 lines
6 KiB
Go
161 lines
6 KiB
Go
// Copyright 2017-2018 New Vector Ltd
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// Copyright 2019-2020 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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"github.com/lib/pq"
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"github.com/matrix-org/dendrite/internal"
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"github.com/matrix-org/dendrite/internal/sqlutil"
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"github.com/matrix-org/dendrite/roomserver/storage/tables"
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"github.com/matrix-org/dendrite/roomserver/types"
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)
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const eventStateKeysSchema = `
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-- Numeric versions of the event "state_key"s. State keys tend to be reused so
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-- assigning each string a numeric ID should reduce the amount of data that
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-- needs to be stored and fetched from the database.
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-- It also means that many operations can work with int64 arrays rather than
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-- string arrays which may help reduce GC pressure.
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-- Well known state keys are pre-assigned numeric IDs:
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-- 1 -> "" (the empty string)
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-- Other state keys are automatically assigned numeric IDs starting from 2**16.
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-- This leaves room to add more pre-assigned numeric IDs and clearly separates
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-- the automatically assigned IDs from the pre-assigned IDs.
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CREATE SEQUENCE IF NOT EXISTS roomserver_event_state_key_nid_seq START 65536;
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CREATE TABLE IF NOT EXISTS roomserver_event_state_keys (
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-- Local numeric ID for the state key.
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event_state_key_nid BIGINT PRIMARY KEY DEFAULT nextval('roomserver_event_state_key_nid_seq'),
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event_state_key TEXT NOT NULL CONSTRAINT roomserver_event_state_key_unique UNIQUE
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);
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INSERT INTO roomserver_event_state_keys (event_state_key_nid, event_state_key) VALUES
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(1, '') ON CONFLICT DO NOTHING;
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`
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// Same as insertEventTypeNIDSQL
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const insertEventStateKeyNIDSQL = "" +
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"INSERT INTO roomserver_event_state_keys (event_state_key) VALUES ($1)" +
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" ON CONFLICT ON CONSTRAINT roomserver_event_state_key_unique" +
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" DO NOTHING RETURNING (event_state_key_nid)"
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const selectEventStateKeyNIDSQL = "" +
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"SELECT event_state_key_nid FROM roomserver_event_state_keys" +
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" WHERE event_state_key = $1"
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// Bulk lookup from string state key to numeric ID for that state key.
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// Takes an array of strings as the query parameter.
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const bulkSelectEventStateKeyNIDSQL = "" +
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"SELECT event_state_key, event_state_key_nid FROM roomserver_event_state_keys" +
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" WHERE event_state_key = ANY($1)"
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// Bulk lookup from numeric ID to string state key for that state key.
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// Takes an array of strings as the query parameter.
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const bulkSelectEventStateKeySQL = "" +
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"SELECT event_state_key, event_state_key_nid FROM roomserver_event_state_keys" +
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" WHERE event_state_key_nid = ANY($1)"
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type eventStateKeyStatements struct {
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insertEventStateKeyNIDStmt *sql.Stmt
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selectEventStateKeyNIDStmt *sql.Stmt
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bulkSelectEventStateKeyNIDStmt *sql.Stmt
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bulkSelectEventStateKeyStmt *sql.Stmt
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}
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func CreateEventStateKeysTable(db *sql.DB) error {
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_, err := db.Exec(eventStateKeysSchema)
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return err
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}
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func PrepareEventStateKeysTable(db *sql.DB) (tables.EventStateKeys, error) {
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s := &eventStateKeyStatements{}
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return s, sqlutil.StatementList{
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{&s.insertEventStateKeyNIDStmt, insertEventStateKeyNIDSQL},
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{&s.selectEventStateKeyNIDStmt, selectEventStateKeyNIDSQL},
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{&s.bulkSelectEventStateKeyNIDStmt, bulkSelectEventStateKeyNIDSQL},
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{&s.bulkSelectEventStateKeyStmt, bulkSelectEventStateKeySQL},
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}.Prepare(db)
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}
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func (s *eventStateKeyStatements) InsertEventStateKeyNID(
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ctx context.Context, txn *sql.Tx, eventStateKey string,
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) (types.EventStateKeyNID, error) {
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var eventStateKeyNID int64
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stmt := sqlutil.TxStmt(txn, s.insertEventStateKeyNIDStmt)
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err := stmt.QueryRowContext(ctx, eventStateKey).Scan(&eventStateKeyNID)
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return types.EventStateKeyNID(eventStateKeyNID), err
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}
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func (s *eventStateKeyStatements) SelectEventStateKeyNID(
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ctx context.Context, txn *sql.Tx, eventStateKey string,
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) (types.EventStateKeyNID, error) {
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var eventStateKeyNID int64
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stmt := sqlutil.TxStmt(txn, s.selectEventStateKeyNIDStmt)
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err := stmt.QueryRowContext(ctx, eventStateKey).Scan(&eventStateKeyNID)
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return types.EventStateKeyNID(eventStateKeyNID), err
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}
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func (s *eventStateKeyStatements) BulkSelectEventStateKeyNID(
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ctx context.Context, txn *sql.Tx, eventStateKeys []string,
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) (map[string]types.EventStateKeyNID, error) {
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stmt := sqlutil.TxStmt(txn, s.bulkSelectEventStateKeyNIDStmt)
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rows, err := stmt.QueryContext(
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ctx, pq.StringArray(eventStateKeys),
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)
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if err != nil {
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return nil, err
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}
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defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventStateKeyNID: rows.close() failed")
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result := make(map[string]types.EventStateKeyNID, len(eventStateKeys))
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var stateKey string
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var stateKeyNID int64
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for rows.Next() {
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if err := rows.Scan(&stateKey, &stateKeyNID); err != nil {
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return nil, err
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}
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result[stateKey] = types.EventStateKeyNID(stateKeyNID)
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}
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return result, rows.Err()
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}
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func (s *eventStateKeyStatements) BulkSelectEventStateKey(
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ctx context.Context, txn *sql.Tx, eventStateKeyNIDs []types.EventStateKeyNID,
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) (map[types.EventStateKeyNID]string, error) {
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nIDs := make(pq.Int64Array, len(eventStateKeyNIDs))
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for i := range eventStateKeyNIDs {
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nIDs[i] = int64(eventStateKeyNIDs[i])
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}
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stmt := sqlutil.TxStmt(txn, s.bulkSelectEventStateKeyStmt)
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rows, err := stmt.QueryContext(ctx, nIDs)
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if err != nil {
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return nil, err
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}
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defer internal.CloseAndLogIfError(ctx, rows, "bulkSelectEventStateKey: rows.close() failed")
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result := make(map[types.EventStateKeyNID]string, len(eventStateKeyNIDs))
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var stateKey string
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var stateKeyNID int64
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for rows.Next() {
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if err := rows.Scan(&stateKey, &stateKeyNID); err != nil {
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return nil, err
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}
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result[types.EventStateKeyNID(stateKeyNID)] = stateKey
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}
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return result, rows.Err()
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}
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