Convert event_json table

This commit is contained in:
Kegan Dougal 2020-05-26 15:54:43 +01:00
parent 737c83e0ae
commit bd4cce7241
8 changed files with 54 additions and 39 deletions

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]

View file

@ -40,7 +40,6 @@ 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,

View file

@ -38,6 +38,7 @@ type Database struct {
statements statements
eventTypes tables.EventTypes
eventStateKeys tables.EventStateKeys
eventJSON tables.EventJSON
db *sql.DB
}
@ -59,9 +60,14 @@ 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.Database = shared.Database{
EventTypesTable: d.eventTypes,
EventStateKeysTable: d.eventStateKeys,
EventJSON: d.eventJSON,
}
return &d, nil
}
@ -139,7 +145,7 @@ func (d *Database) StoreEvent(
}
}
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
}
@ -248,7 +254,7 @@ func (d *Database) EventNIDs(
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
}

View file

@ -8,6 +8,7 @@ import (
)
type Database struct {
EventJSON tables.EventJSON
EventTypesTable tables.EventTypes
EventStateKeysTable tables.EventStateKeys
}

View file

@ -21,6 +21,7 @@ import (
"strings"
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/roomserver/storage/tables"
"github.com/matrix-org/dendrite/roomserver/types"
)
@ -51,40 +52,36 @@ type eventJSONStatements struct {
bulkSelectEventJSONStmt *sql.Stmt
}
func (s *eventJSONStatements) prepare(db *sql.DB) (err error) {
func NewSqliteEventJSONTable(db *sql.DB) (tables.EventJSON, error) {
s := &eventJSONStatements{}
s.db = db
_, err = db.Exec(eventJSONSchema)
_, 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(
func (s *eventJSONStatements) InsertEventJSON(
ctx context.Context, txn *sql.Tx, eventNID types.EventNID, eventJSON []byte,
) error {
_, err := internal.TxStmt(txn, s.insertEventJSONStmt).ExecContext(ctx, int64(eventNID), eventJSON)
return err
}
type eventJSONPair struct {
EventNID types.EventNID
EventJSON []byte
}
func (s *eventJSONStatements) bulkSelectEventJSON(
ctx context.Context, txn *sql.Tx, eventNIDs []types.EventNID,
) ([]eventJSONPair, error) {
func (s *eventJSONStatements) BulkSelectEventJSON(
ctx context.Context, eventNIDs []types.EventNID,
) ([]tables.EventJSONPair, error) {
iEventNIDs := make([]interface{}, len(eventNIDs))
for k, v := range eventNIDs {
iEventNIDs[k] = v
}
selectOrig := strings.Replace(bulkSelectEventJSONSQL, "($1)", internal.QueryVariadic(len(iEventNIDs)), 1)
rows, err := txn.QueryContext(ctx, selectOrig, iEventNIDs...)
rows, err := s.db.QueryContext(ctx, selectOrig, iEventNIDs...)
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]

View file

@ -40,7 +40,6 @@ 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,

View file

@ -37,6 +37,7 @@ import (
type Database struct {
shared.Database
statements statements
eventJSON tables.EventJSON
eventTypes tables.EventTypes
eventStateKeys tables.EventStateKeys
db *sql.DB
@ -79,9 +80,14 @@ func Open(dataSourceName string) (*Database, error) {
if err != nil {
return nil, err
}
d.eventJSON, err = NewSqliteEventJSONTable(d.db)
if err != nil {
return nil, err
}
d.Database = shared.Database{
EventTypesTable: d.eventTypes,
EventStateKeysTable: d.eventStateKeys,
EventJSON: d.eventJSON,
}
return &d, nil
}
@ -161,7 +167,7 @@ func (d *Database) StoreEvent(
}
}
if err = d.statements.insertEventJSON(ctx, txn, eventNID, event.JSON()); err != nil {
if err = d.eventJSON.InsertEventJSON(ctx, txn, eventNID, event.JSON()); err != nil {
return err
}
@ -281,14 +287,14 @@ func (d *Database) EventNIDs(
func (d *Database) Events(
ctx context.Context, eventNIDs []types.EventNID,
) ([]types.Event, error) {
var eventJSONs []eventJSONPair
var eventJSONs []tables.EventJSONPair
var err error
var results []types.Event
eventJSONs, err = d.eventJSON.BulkSelectEventJSON(ctx, eventNIDs)
if err != nil || len(eventJSONs) == 0 {
return nil, nil
}
err = internal.WithTransaction(d.db, func(txn *sql.Tx) error {
eventJSONs, err = d.statements.bulkSelectEventJSON(ctx, txn, eventNIDs)
if err != nil || len(eventJSONs) == 0 {
return nil
}
results = make([]types.Event, len(eventJSONs))
for i, eventJSON := range eventJSONs {
var roomNID types.RoomNID

View file

@ -7,6 +7,16 @@ import (
"github.com/matrix-org/dendrite/roomserver/types"
)
type EventJSONPair struct {
EventNID types.EventNID
EventJSON []byte
}
type EventJSON interface {
InsertEventJSON(ctx context.Context, tx *sql.Tx, eventNID types.EventNID, eventJSON []byte) error
BulkSelectEventJSON(ctx context.Context, eventNIDs []types.EventNID) ([]EventJSONPair, error)
}
type EventTypes interface {
InsertEventTypeNID(ctx context.Context, tx *sql.Tx, eventType string) (types.EventTypeNID, error)
SelectEventTypeNID(ctx context.Context, tx *sql.Tx, eventType string) (types.EventTypeNID, error)