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Convert events/event_json tables to share code (#1062)

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* Convert event_json table

* Convert the events table
This commit is contained in:
Kegsay 2020-05-26 16:45:28 +01:00 • committed by GitHub
parent 737c83e0ae
commit 803af87dc4
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 226 additions and 236 deletions
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25
roomserver/storage/postgres/event_json_table.go
View file

@ -21,6 +21,7 @@ import (
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/roomserver/storage/tables"
"github.com/matrix-org/dendrite/roomserver/types"
)
@ -58,32 +59,28 @@ type eventJSONStatements struct {
bulkSelectEventJSONStmt *sql.Stmt
}
func (s *eventJSONStatements) prepare(db *sql.DB) (err error) {
_, err = db.Exec(eventJSONSchema)
func NewPostgresEventJSONTable(db *sql.DB) (tables.EventJSON, error) {
s := &eventJSONStatements{}
_, err := db.Exec(eventJSONSchema)
if err != nil {
return
return nil, err
}
return statementList{
return s, statementList{
{&s.insertEventJSONStmt, insertEventJSONSQL},
{&s.bulkSelectEventJSONStmt, bulkSelectEventJSONSQL},
}.prepare(db)
}
func (s *eventJSONStatements) insertEventJSON(
ctx context.Context, eventNID types.EventNID, eventJSON []byte,
func (s *eventJSONStatements) InsertEventJSON(
ctx context.Context, txn *sql.Tx, eventNID types.EventNID, eventJSON []byte,
) error {
_, err := s.insertEventJSONStmt.ExecContext(ctx, int64(eventNID), eventJSON)
return err
}
type eventJSONPair struct {
EventNID types.EventNID
EventJSON []byte
}
func (s *eventJSONStatements) bulkSelectEventJSON(
func (s *eventJSONStatements) BulkSelectEventJSON(
ctx context.Context, eventNIDs []types.EventNID,
) ([]eventJSONPair, error) {
) ([]tables.EventJSONPair, error) {
rows, err := s.bulkSelectEventJSONStmt.QueryContext(ctx, eventNIDsAsArray(eventNIDs))
if err != nil {
return nil, err
@ -94,7 +91,7 @@ func (s *eventJSONStatements) bulkSelectEventJSON(
// because of the unique constraint on event NIDs.
// So we can allocate an array of the correct size now.
// We might get fewer results than NIDs so we adjust the length of the slice before returning it.
results := make([]eventJSONPair, len(eventNIDs))
results := make([]tables.EventJSONPair, len(eventNIDs))
i := 0
for ; rows.Next(); i++ {
result := &results[i]

43
roomserver/storage/postgres/events_table.go
View file

@ -22,6 +22,7 @@ import (
"github.com/lib/pq"
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/roomserver/storage/tables"
"github.com/matrix-org/dendrite/roomserver/types"
"github.com/matrix-org/gomatrixserverlib"
)
@ -136,13 +137,14 @@ type eventStatements struct {
selectRoomNIDForEventNIDStmt *sql.Stmt
}
func (s *eventStatements) prepare(db *sql.DB) (err error) {
_, err = db.Exec(eventsSchema)
func NewPostgresEventsTable(db *sql.DB) (tables.Events, error) {
s := &eventStatements{}
_, err := db.Exec(eventsSchema)
if err != nil {
return
return nil, err
}
return statementList{
return s, statementList{
{&s.insertEventStmt, insertEventSQL},
{&s.selectEventStmt, selectEventSQL},
{&s.bulkSelectStateEventByIDStmt, bulkSelectStateEventByIDSQL},
@ -160,8 +162,9 @@ func (s *eventStatements) prepare(db *sql.DB) (err error) {
}.prepare(db)
}
func (s *eventStatements) insertEvent(
func (s *eventStatements) InsertEvent(
ctx context.Context,
txn *sql.Tx,
roomNID types.RoomNID,
eventTypeNID types.EventTypeNID,
eventStateKeyNID types.EventStateKeyNID,
@ -179,8 +182,8 @@ func (s *eventStatements) insertEvent(
return types.EventNID(eventNID), types.StateSnapshotNID(stateNID), err
}
func (s *eventStatements) selectEvent(
ctx context.Context, eventID string,
func (s *eventStatements) SelectEvent(
ctx context.Context, txn *sql.Tx, eventID string,
) (types.EventNID, types.StateSnapshotNID, error) {
var eventNID int64
var stateNID int64
@ -190,7 +193,7 @@ func (s *eventStatements) selectEvent(
// bulkSelectStateEventByID lookups a list of state events by event ID.
// If any of the requested events are missing from the database it returns a types.MissingEventError
func (s *eventStatements) bulkSelectStateEventByID(
func (s *eventStatements) BulkSelectStateEventByID(
ctx context.Context, eventIDs []string,
) ([]types.StateEntry, error) {
rows, err := s.bulkSelectStateEventByIDStmt.QueryContext(ctx, pq.StringArray(eventIDs))
@ -233,7 +236,7 @@ func (s *eventStatements) bulkSelectStateEventByID(
// bulkSelectStateAtEventByID lookups the state at a list of events by event ID.
// If any of the requested events are missing from the database it returns a types.MissingEventError.
// If we do not have the state for any of the requested events it returns a types.MissingEventError.
func (s *eventStatements) bulkSelectStateAtEventByID(
func (s *eventStatements) BulkSelectStateAtEventByID(
ctx context.Context, eventIDs []string,
) ([]types.StateAtEvent, error) {
rows, err := s.bulkSelectStateAtEventByIDStmt.QueryContext(ctx, pq.StringArray(eventIDs))
@ -270,14 +273,14 @@ func (s *eventStatements) bulkSelectStateAtEventByID(
return results, nil
}
func (s *eventStatements) updateEventState(
func (s *eventStatements) UpdateEventState(
ctx context.Context, eventNID types.EventNID, stateNID types.StateSnapshotNID,
) error {
_, err := s.updateEventStateStmt.ExecContext(ctx, int64(eventNID), int64(stateNID))
return err
}
func (s *eventStatements) selectEventSentToOutput(
func (s *eventStatements) SelectEventSentToOutput(
ctx context.Context, txn *sql.Tx, eventNID types.EventNID,
) (sentToOutput bool, err error) {
stmt := internal.TxStmt(txn, s.selectEventSentToOutputStmt)
@ -285,13 +288,13 @@ func (s *eventStatements) selectEventSentToOutput(
return
}
func (s *eventStatements) updateEventSentToOutput(ctx context.Context, txn *sql.Tx, eventNID types.EventNID) error {
func (s *eventStatements) UpdateEventSentToOutput(ctx context.Context, txn *sql.Tx, eventNID types.EventNID) error {
stmt := internal.TxStmt(txn, s.updateEventSentToOutputStmt)
_, err := stmt.ExecContext(ctx, int64(eventNID))
return err
}
func (s *eventStatements) selectEventID(
func (s *eventStatements) SelectEventID(
ctx context.Context, txn *sql.Tx, eventNID types.EventNID,
) (eventID string, err error) {
stmt := internal.TxStmt(txn, s.selectEventIDStmt)
@ -299,7 +302,7 @@ func (s *eventStatements) selectEventID(
return
}
func (s *eventStatements) bulkSelectStateAtEventAndReference(
func (s *eventStatements) BulkSelectStateAtEventAndReference(
ctx context.Context, txn *sql.Tx, eventNIDs []types.EventNID,
) ([]types.StateAtEventAndReference, error) {
stmt := internal.TxStmt(txn, s.bulkSelectStateAtEventAndReferenceStmt)
@ -341,8 +344,8 @@ func (s *eventStatements) bulkSelectStateAtEventAndReference(
return results, nil
}
func (s *eventStatements) bulkSelectEventReference(
ctx context.Context, eventNIDs []types.EventNID,
func (s *eventStatements) BulkSelectEventReference(
ctx context.Context, txn *sql.Tx, eventNIDs []types.EventNID,
) ([]gomatrixserverlib.EventReference, error) {
rows, err := s.bulkSelectEventReferenceStmt.QueryContext(ctx, eventNIDsAsArray(eventNIDs))
if err != nil {
@ -367,7 +370,7 @@ func (s *eventStatements) bulkSelectEventReference(
}
// bulkSelectEventID returns a map from numeric event ID to string event ID.
func (s *eventStatements) bulkSelectEventID(ctx context.Context, eventNIDs []types.EventNID) (map[types.EventNID]string, error) {
func (s *eventStatements) BulkSelectEventID(ctx context.Context, eventNIDs []types.EventNID) (map[types.EventNID]string, error) {
rows, err := s.bulkSelectEventIDStmt.QueryContext(ctx, eventNIDsAsArray(eventNIDs))
if err != nil {
return nil, err
@ -394,7 +397,7 @@ func (s *eventStatements) bulkSelectEventID(ctx context.Context, eventNIDs []typ
// bulkSelectEventNIDs returns a map from string event ID to numeric event ID.
// If an event ID is not in the database then it is omitted from the map.
func (s *eventStatements) bulkSelectEventNID(ctx context.Context, eventIDs []string) (map[string]types.EventNID, error) {
func (s *eventStatements) BulkSelectEventNID(ctx context.Context, eventIDs []string) (map[string]types.EventNID, error) {
rows, err := s.bulkSelectEventNIDStmt.QueryContext(ctx, pq.StringArray(eventIDs))
if err != nil {
return nil, err
@ -412,7 +415,7 @@ func (s *eventStatements) bulkSelectEventNID(ctx context.Context, eventIDs []str
return results, rows.Err()
}
func (s *eventStatements) selectMaxEventDepth(ctx context.Context, eventNIDs []types.EventNID) (int64, error) {
func (s *eventStatements) SelectMaxEventDepth(ctx context.Context, txn *sql.Tx, eventNIDs []types.EventNID) (int64, error) {
var result int64
stmt := s.selectMaxEventDepthStmt
err := stmt.QueryRowContext(ctx, eventNIDsAsArray(eventNIDs)).Scan(&result)
@ -422,7 +425,7 @@ func (s *eventStatements) selectMaxEventDepth(ctx context.Context, eventNIDs []t
return result, nil
}
func (s *eventStatements) selectRoomNIDForEventNID(
func (s *eventStatements) SelectRoomNIDForEventNID(
ctx context.Context, txn *sql.Tx, eventNID types.EventNID,
) (roomNID types.RoomNID, err error) {
selectStmt := internal.TxStmt(txn, s.selectRoomNIDForEventNIDStmt)

2
roomserver/storage/postgres/sql.go
View file

@ -39,8 +39,6 @@ func (s *statements) prepare(db *sql.DB) error {
for _, prepare := range []func(db *sql.DB) error{
s.roomStatements.prepare,
s.eventStatements.prepare,
s.eventJSONStatements.prepare,
s.stateSnapshotStatements.prepare,
s.stateBlockStatements.prepare,
s.previousEventStatements.prepare,

106
roomserver/storage/postgres/storage.go
View file

@ -36,8 +36,10 @@ import (
type Database struct {
shared.Database
statements statements
events tables.Events
eventTypes tables.EventTypes
eventStateKeys tables.EventStateKeys
eventJSON tables.EventJSON
db *sql.DB
}
@ -59,9 +61,19 @@ func Open(dataSourceName string, dbProperties internal.DbProperties) (*Database,
if err != nil {
return nil, err
}
d.eventJSON, err = NewPostgresEventJSONTable(d.db)
if err != nil {
return nil, err
}
d.events, err = NewPostgresEventsTable(d.db)
if err != nil {
return nil, err
}
d.Database = shared.Database{
EventTypesTable: d.eventTypes,
EventStateKeysTable: d.eventStateKeys,
EventJSONTable: d.eventJSON,
EventsTable: d.events,
}
return &d, nil
}
@ -120,8 +132,9 @@ func (d *Database) StoreEvent(
}
}
if eventNID, stateNID, err = d.statements.insertEvent(
if eventNID, stateNID, err = d.events.InsertEvent(
ctx,
nil,
roomNID,
eventTypeNID,
eventStateKeyNID,
@ -132,14 +145,14 @@ func (d *Database) StoreEvent(
); err != nil {
if err == sql.ErrNoRows {
// We've already inserted the event so select the numeric event ID
eventNID, stateNID, err = d.statements.selectEvent(ctx, event.EventID())
eventNID, stateNID, err = d.events.SelectEvent(ctx, nil, event.EventID())
}
if err != nil {
return 0, types.StateAtEvent{}, err
}
}
if err = d.statements.insertEventJSON(ctx, eventNID, event.JSON()); err != nil {
if err = d.eventJSON.InsertEventJSON(ctx, nil, eventNID, event.JSON()); err != nil {
return 0, types.StateAtEvent{}, err
}
@ -230,25 +243,11 @@ func (d *Database) assignStateKeyNID(
return eventStateKeyNID, err
}
// StateEntriesForEventIDs implements input.EventDatabase
func (d *Database) StateEntriesForEventIDs(
ctx context.Context, eventIDs []string,
) ([]types.StateEntry, error) {
return d.statements.bulkSelectStateEventByID(ctx, eventIDs)
}
// EventNIDs implements query.RoomserverQueryAPIDatabase
func (d *Database) EventNIDs(
ctx context.Context, eventIDs []string,
) (map[string]types.EventNID, error) {
return d.statements.bulkSelectEventNID(ctx, eventIDs)
}
// Events implements input.EventDatabase
func (d *Database) Events(
ctx context.Context, eventNIDs []types.EventNID,
) ([]types.Event, error) {
eventJSONs, err := d.statements.bulkSelectEventJSON(ctx, eventNIDs)
eventJSONs, err := d.eventJSON.BulkSelectEventJSON(ctx, eventNIDs)
if err != nil {
return nil, err
}
@ -258,7 +257,7 @@ func (d *Database) Events(
var roomVersion gomatrixserverlib.RoomVersion
result := &results[i]
result.EventNID = eventJSON.EventNID
roomNID, err = d.statements.selectRoomNIDForEventNID(ctx, nil, eventJSON.EventNID)
roomNID, err = d.events.SelectRoomNIDForEventNID(ctx, nil, eventJSON.EventNID)
if err != nil {
return nil, err
}
@ -297,20 +296,6 @@ func (d *Database) AddState(
return d.statements.insertState(ctx, roomNID, stateBlockNIDs)
}
// SetState implements input.EventDatabase
func (d *Database) SetState(
ctx context.Context, eventNID types.EventNID, stateNID types.StateSnapshotNID,
) error {
return d.statements.updateEventState(ctx, eventNID, stateNID)
}
// StateAtEventIDs implements input.EventDatabase
func (d *Database) StateAtEventIDs(
ctx context.Context, eventIDs []string,
) ([]types.StateAtEvent, error) {
return d.statements.bulkSelectStateAtEventByID(ctx, eventIDs)
}
// StateBlockNIDs implements state.RoomStateDatabase
func (d *Database) StateBlockNIDs(
ctx context.Context, stateNIDs []types.StateSnapshotNID,
@ -325,21 +310,6 @@ func (d *Database) StateEntries(
return d.statements.bulkSelectStateBlockEntries(ctx, stateBlockNIDs)
}
// SnapshotNIDFromEventID implements state.RoomStateDatabase
func (d *Database) SnapshotNIDFromEventID(
ctx context.Context, eventID string,
) (types.StateSnapshotNID, error) {
_, stateNID, err := d.statements.selectEvent(ctx, eventID)
return stateNID, err
}
// EventIDs implements input.RoomEventDatabase
func (d *Database) EventIDs(
ctx context.Context, eventNIDs []types.EventNID,
) (map[types.EventNID]string, error) {
return d.statements.bulkSelectEventID(ctx, eventNIDs)
}
// GetLatestEventsForUpdate implements input.EventDatabase
func (d *Database) GetLatestEventsForUpdate(
ctx context.Context, roomNID types.RoomNID,
@ -354,14 +324,14 @@ func (d *Database) GetLatestEventsForUpdate(
txn.Rollback() // nolint: errcheck
return nil, err
}
stateAndRefs, err := d.statements.bulkSelectStateAtEventAndReference(ctx, txn, eventNIDs)
stateAndRefs, err := d.events.BulkSelectStateAtEventAndReference(ctx, txn, eventNIDs)
if err != nil {
txn.Rollback() // nolint: errcheck
return nil, err
}
var lastEventIDSent string
if lastEventNIDSent != 0 {
lastEventIDSent, err = d.statements.selectEventID(ctx, txn, lastEventNIDSent)
lastEventIDSent, err = d.events.SelectEventID(ctx, txn, lastEventNIDSent)
if err != nil {
txn.Rollback() // nolint: errcheck
return nil, err
@ -450,12 +420,12 @@ func (u *roomRecentEventsUpdater) SetLatestEvents(
// HasEventBeenSent implements types.RoomRecentEventsUpdater
func (u *roomRecentEventsUpdater) HasEventBeenSent(eventNID types.EventNID) (bool, error) {
return u.d.statements.selectEventSentToOutput(u.ctx, u.txn, eventNID)
return u.d.events.SelectEventSentToOutput(u.ctx, u.txn, eventNID)
}
// MarkEventAsSent implements types.RoomRecentEventsUpdater
func (u *roomRecentEventsUpdater) MarkEventAsSent(eventNID types.EventNID) error {
return u.d.statements.updateEventSentToOutput(u.ctx, u.txn, eventNID)
return u.d.events.UpdateEventSentToOutput(u.ctx, u.txn, eventNID)
}
func (u *roomRecentEventsUpdater) MembershipUpdater(targetUserNID types.EventStateKeyNID, targetLocal bool) (types.MembershipUpdater, error) {
@ -491,20 +461,24 @@ func (d *Database) RoomNIDExcludingStubs(ctx context.Context, roomID string) (ro
// LatestEventIDs implements query.RoomserverQueryAPIDatabase
func (d *Database) LatestEventIDs(
ctx context.Context, roomNID types.RoomNID,
) ([]gomatrixserverlib.EventReference, types.StateSnapshotNID, int64, error) {
eventNIDs, currentStateSnapshotNID, err := d.statements.selectLatestEventNIDs(ctx, roomNID)
if err != nil {
return nil, 0, 0, err
}
references, err := d.statements.bulkSelectEventReference(ctx, eventNIDs)
if err != nil {
return nil, 0, 0, err
}
depth, err := d.statements.selectMaxEventDepth(ctx, eventNIDs)
if err != nil {
return nil, 0, 0, err
}
return references, currentStateSnapshotNID, depth, nil
) (references []gomatrixserverlib.EventReference, currentStateSnapshotNID types.StateSnapshotNID, depth int64, err error) {
err = internal.WithTransaction(d.db, func(txn *sql.Tx) error {
var eventNIDs []types.EventNID
eventNIDs, currentStateSnapshotNID, err = d.statements.selectLatestEventNIDs(ctx, roomNID)
if err != nil {
return err
}
references, err = d.events.BulkSelectEventReference(ctx, txn, eventNIDs)
if err != nil {
return err
}
depth, err = d.events.SelectMaxEventDepth(ctx, txn, eventNIDs)
if err != nil {
return err
}
return nil
})
return
}
// GetInvitesForUser implements query.RoomserverQueryAPIDatabase