dendrite/roomserver/storage/postgres/published_table.go
devonh 4738fe656f
Roomserver published pkey migration (#2960)
Adds a missed migration to update the primary key on the
roomserver_published table in postgres.
Primary key was changed in #2836.
2023-02-01 16:32:31 +00:00

140 lines
4.3 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 postgres
import (
"context"
"database/sql"
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/internal/sqlutil"
"github.com/matrix-org/dendrite/roomserver/storage/postgres/deltas"
"github.com/matrix-org/dendrite/roomserver/storage/tables"
)
const publishedSchema = `
-- Stores which rooms are published in the room directory
CREATE TABLE IF NOT EXISTS roomserver_published (
-- The room ID of the room
room_id TEXT NOT NULL,
-- The appservice ID of the room
appservice_id TEXT NOT NULL,
-- The network_id of the room
network_id TEXT NOT NULL,
-- Whether it is published or not
published BOOLEAN NOT NULL DEFAULT false,
PRIMARY KEY (room_id, appservice_id, network_id)
);
`
const upsertPublishedSQL = "" +
"INSERT INTO roomserver_published (room_id, appservice_id, network_id, published) VALUES ($1, $2, $3, $4) " +
"ON CONFLICT (room_id, appservice_id, network_id) DO UPDATE SET published=$4"
const selectAllPublishedSQL = "" +
"SELECT room_id FROM roomserver_published WHERE published = $1 AND CASE WHEN $2 THEN 1=1 ELSE network_id = '' END ORDER BY room_id ASC"
const selectNetworkPublishedSQL = "" +
"SELECT room_id FROM roomserver_published WHERE published = $1 AND network_id = $2 ORDER BY room_id ASC"
const selectPublishedSQL = "" +
"SELECT published FROM roomserver_published WHERE room_id = $1"
type publishedStatements struct {
upsertPublishedStmt *sql.Stmt
selectAllPublishedStmt *sql.Stmt
selectPublishedStmt *sql.Stmt
selectNetworkPublishedStmt *sql.Stmt
}
func CreatePublishedTable(db *sql.DB) error {
_, err := db.Exec(publishedSchema)
if err != nil {
return err
}
m := sqlutil.NewMigrator(db)
m.AddMigrations([]sqlutil.Migration{
{
Version: "roomserver: published appservice",
Up: deltas.UpPulishedAppservice,
},
{
Version: "roomserver: published appservice pkey",
Up: deltas.UpPulishedAppservicePrimaryKey,
},
}...)
return m.Up(context.Background())
}
func PreparePublishedTable(db *sql.DB) (tables.Published, error) {
s := &publishedStatements{}
return s, sqlutil.StatementList{
{&s.upsertPublishedStmt, upsertPublishedSQL},
{&s.selectAllPublishedStmt, selectAllPublishedSQL},
{&s.selectPublishedStmt, selectPublishedSQL},
{&s.selectNetworkPublishedStmt, selectNetworkPublishedSQL},
}.Prepare(db)
}
func (s *publishedStatements) UpsertRoomPublished(
ctx context.Context, txn *sql.Tx, roomID, appserviceID, networkID string, published bool,
) (err error) {
stmt := sqlutil.TxStmt(txn, s.upsertPublishedStmt)
_, err = stmt.ExecContext(ctx, roomID, appserviceID, networkID, published)
return
}
func (s *publishedStatements) SelectPublishedFromRoomID(
ctx context.Context, txn *sql.Tx, roomID string,
) (published bool, err error) {
stmt := sqlutil.TxStmt(txn, s.selectPublishedStmt)
err = stmt.QueryRowContext(ctx, roomID).Scan(&published)
if err == sql.ErrNoRows {
return false, nil
}
return
}
func (s *publishedStatements) SelectAllPublishedRooms(
ctx context.Context, txn *sql.Tx, networkID string, published, includeAllNetworks bool,
) ([]string, error) {
var rows *sql.Rows
var err error
if networkID != "" {
stmt := sqlutil.TxStmt(txn, s.selectNetworkPublishedStmt)
rows, err = stmt.QueryContext(ctx, published, networkID)
} else {
stmt := sqlutil.TxStmt(txn, s.selectAllPublishedStmt)
rows, err = stmt.QueryContext(ctx, published, includeAllNetworks)
}
if err != nil {
return nil, err
}
defer internal.CloseAndLogIfError(ctx, rows, "selectAllPublishedStmt: rows.close() failed")
var roomIDs []string
var roomID string
for rows.Next() {
if err = rows.Scan(&roomID); err != nil {
return nil, err
}
roomIDs = append(roomIDs, roomID)
}
return roomIDs, rows.Err()
}