mirror of
https://github.com/1f349/dendrite.git
synced 2024-11-08 18:16:59 +00:00
Update room version descriptors, add error handling (#906)
* Update room version descriptors, add error handling * Fix database queries * Drop Get from version package * Fix database wrapping, add comments for version descriptions * Don't set default room_version value in SQL
This commit is contained in:
parent
dfd8b93d93
commit
452f393dd7
2
go.mod
2
go.mod
@ -10,7 +10,7 @@ require (
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github.com/matrix-org/go-http-js-libp2p v0.0.0-20200310180544-7f3fad43b51c
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github.com/matrix-org/go-sqlite3-js v0.0.0-20200304164012-aa524245b658
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github.com/matrix-org/gomatrix v0.0.0-20190528120928-7df988a63f26
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200306154041-df6bb9a3e424
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200316144058-cc6847798a3f
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github.com/matrix-org/naffka v0.0.0-20200127221512-0716baaabaf1
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github.com/matrix-org/util v0.0.0-20190711121626-527ce5ddefc7
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github.com/mattn/go-sqlite3 v2.0.2+incompatible
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4
go.sum
4
go.sum
@ -138,6 +138,10 @@ github.com/matrix-org/gomatrixserverlib v0.0.0-20200124100636-0c2ec91d1df5 h1:km
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200124100636-0c2ec91d1df5/go.mod h1:FsKa2pWE/bpQql9H7U4boOPXFoJX/QcqaZZ6ijLkaZI=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200306154041-df6bb9a3e424 h1:H61lT6ckUFIDl9qb636qNomfo0B52lFt73ecioiqF10=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200306154041-df6bb9a3e424/go.mod h1:FsKa2pWE/bpQql9H7U4boOPXFoJX/QcqaZZ6ijLkaZI=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200316100021-ac4a53d49690 h1:aQPPypOdoIsquJHhoalRYvKtDoiJfSyyJqOEn6R7yTY=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200316100021-ac4a53d49690/go.mod h1:FsKa2pWE/bpQql9H7U4boOPXFoJX/QcqaZZ6ijLkaZI=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200316144058-cc6847798a3f h1:JXSvzG4movqXT1KcdX+XZ9HM61m1FW4rIMFKUM9j/Dk=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200316144058-cc6847798a3f/go.mod h1:FsKa2pWE/bpQql9H7U4boOPXFoJX/QcqaZZ6ijLkaZI=
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github.com/matrix-org/naffka v0.0.0-20200127221512-0716baaabaf1 h1:osLoFdOy+ChQqVUn2PeTDETFftVkl4w9t/OW18g3lnk=
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github.com/matrix-org/naffka v0.0.0-20200127221512-0716baaabaf1/go.mod h1:cXoYQIENbdWIQHt1SyCo6Bl3C3raHwJ0wgVrXHSqf+A=
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github.com/matrix-org/util v0.0.0-20171127121716-2e2df66af2f5 h1:W7l5CP4V7wPyPb4tYE11dbmeAOwtFQBTW0rf4OonOS8=
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@ -20,7 +20,6 @@ import (
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"context"
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"encoding/json"
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"net/http"
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"strconv"
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"github.com/matrix-org/dendrite/common"
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"github.com/matrix-org/dendrite/roomserver/api"
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@ -733,10 +732,10 @@ func (r *RoomserverQueryAPI) QueryRoomVersionCapabilities(
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request *api.QueryRoomVersionCapabilitiesRequest,
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response *api.QueryRoomVersionCapabilitiesResponse,
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) error {
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response.DefaultRoomVersion = strconv.Itoa(int(version.GetDefaultRoomVersion()))
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response.DefaultRoomVersion = string(version.DefaultRoomVersion())
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response.AvailableRoomVersions = make(map[string]string)
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for v, desc := range version.GetSupportedRoomVersions() {
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sv := strconv.Itoa(int(v))
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for v, desc := range version.SupportedRoomVersions() {
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sv := string(v)
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if desc.Stable {
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response.AvailableRoomVersions[sv] = "stable"
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} else {
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@ -45,5 +45,5 @@ type Database interface {
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GetMembership(ctx context.Context, roomNID types.RoomNID, requestSenderUserID string) (membershipEventNID types.EventNID, stillInRoom bool, err error)
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GetMembershipEventNIDsForRoom(ctx context.Context, roomNID types.RoomNID, joinOnly bool) ([]types.EventNID, error)
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EventsFromIDs(ctx context.Context, eventIDs []string) ([]types.Event, error)
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GetRoomVersionForRoom(ctx context.Context, roomNID types.RoomNID) (int64, error)
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GetRoomVersionForRoom(ctx context.Context, roomNID types.RoomNID) (gomatrixserverlib.RoomVersion, error)
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}
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@ -22,6 +22,7 @@ import (
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"github.com/lib/pq"
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"github.com/matrix-org/dendrite/common"
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"github.com/matrix-org/dendrite/roomserver/types"
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"github.com/matrix-org/gomatrixserverlib"
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)
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const roomsSchema = `
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@ -42,13 +43,13 @@ CREATE TABLE IF NOT EXISTS roomserver_rooms (
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state_snapshot_nid BIGINT NOT NULL DEFAULT 0,
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-- The version of the room, which will assist in determining the state resolution
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-- algorithm, event ID format, etc.
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room_version BIGINT NOT NULL DEFAULT 1
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room_version TEXT NOT NULL
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);
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`
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// Same as insertEventTypeNIDSQL
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const insertRoomNIDSQL = "" +
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"INSERT INTO roomserver_rooms (room_id) VALUES ($1)" +
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"INSERT INTO roomserver_rooms (room_id, room_version) VALUES ($1, $2)" +
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" ON CONFLICT ON CONSTRAINT roomserver_room_id_unique" +
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" DO NOTHING RETURNING (room_nid)"
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@ -92,11 +93,12 @@ func (s *roomStatements) prepare(db *sql.DB) (err error) {
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}
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func (s *roomStatements) insertRoomNID(
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ctx context.Context, txn *sql.Tx, roomID string,
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ctx context.Context, txn *sql.Tx,
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roomID string, roomVersion gomatrixserverlib.RoomVersion,
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) (types.RoomNID, error) {
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var roomNID int64
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stmt := common.TxStmt(txn, s.insertRoomNIDStmt)
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err := stmt.QueryRowContext(ctx, roomID).Scan(&roomNID)
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err := stmt.QueryRowContext(ctx, roomID, roomVersion).Scan(&roomNID)
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return types.RoomNID(roomNID), err
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}
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@ -165,8 +167,8 @@ func (s *roomStatements) updateLatestEventNIDs(
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func (s *roomStatements) selectRoomVersionForRoomNID(
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ctx context.Context, txn *sql.Tx, roomNID types.RoomNID,
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) (int64, error) {
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var roomVersion int64
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) (gomatrixserverlib.RoomVersion, error) {
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var roomVersion gomatrixserverlib.RoomVersion
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stmt := common.TxStmt(txn, s.selectRoomVersionForRoomNIDStmt)
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err := stmt.QueryRowContext(ctx, roomNID).Scan(&roomVersion)
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return roomVersion, err
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@ -68,7 +68,8 @@ func (d *Database) StoreEvent(
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}
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}
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if roomNID, err = d.assignRoomNID(ctx, nil, event.RoomID()); err != nil {
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// TODO: Room version here
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if roomNID, err = d.assignRoomNID(ctx, nil, event.RoomID(), "1"); err != nil {
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return 0, types.StateAtEvent{}, err
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}
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@ -121,13 +122,14 @@ func (d *Database) StoreEvent(
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}
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func (d *Database) assignRoomNID(
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ctx context.Context, txn *sql.Tx, roomID string,
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ctx context.Context, txn *sql.Tx,
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roomID string, roomVersion gomatrixserverlib.RoomVersion,
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) (types.RoomNID, error) {
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// Check if we already have a numeric ID in the database.
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roomNID, err := d.statements.selectRoomNID(ctx, txn, roomID)
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if err == sql.ErrNoRows {
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// We don't have a numeric ID so insert one into the database.
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roomNID, err = d.statements.insertRoomNID(ctx, txn, roomID)
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roomNID, err = d.statements.insertRoomNID(ctx, txn, roomID, roomVersion)
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if err == sql.ErrNoRows {
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// We raced with another insert so run the select again.
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roomNID, err = d.statements.selectRoomNID(ctx, txn, roomID)
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@ -494,7 +496,8 @@ func (d *Database) MembershipUpdater(
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}
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}()
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roomNID, err := d.assignRoomNID(ctx, txn, roomID)
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// TODO: Room version here
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roomNID, err := d.assignRoomNID(ctx, txn, roomID, "1")
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if err != nil {
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return nil, err
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}
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@ -699,7 +702,7 @@ func (d *Database) EventsFromIDs(ctx context.Context, eventIDs []string) ([]type
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func (d *Database) GetRoomVersionForRoom(
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ctx context.Context, roomNID types.RoomNID,
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) (int64, error) {
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) (gomatrixserverlib.RoomVersion, error) {
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return d.statements.selectRoomVersionForRoomNID(
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ctx, nil, roomNID,
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)
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@ -22,6 +22,7 @@ import (
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"github.com/matrix-org/dendrite/common"
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"github.com/matrix-org/dendrite/roomserver/types"
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"github.com/matrix-org/gomatrixserverlib"
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)
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const roomsSchema = `
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@ -31,13 +32,13 @@ const roomsSchema = `
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latest_event_nids TEXT NOT NULL DEFAULT '[]',
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last_event_sent_nid INTEGER NOT NULL DEFAULT 0,
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state_snapshot_nid INTEGER NOT NULL DEFAULT 0,
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room_version INTEGER NOT NULL DEFAULT 1
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room_version TEXT NOT NULL
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);
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`
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// Same as insertEventTypeNIDSQL
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const insertRoomNIDSQL = `
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INSERT INTO roomserver_rooms (room_id) VALUES ($1)
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INSERT INTO roomserver_rooms (room_id, room_version) VALUES ($1, $2)
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ON CONFLICT DO NOTHING;
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`
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@ -81,11 +82,12 @@ func (s *roomStatements) prepare(db *sql.DB) (err error) {
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}
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func (s *roomStatements) insertRoomNID(
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ctx context.Context, txn *sql.Tx, roomID string,
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ctx context.Context, txn *sql.Tx,
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roomID string, roomVersion gomatrixserverlib.RoomVersion,
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) (types.RoomNID, error) {
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var err error
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insertStmt := common.TxStmt(txn, s.insertRoomNIDStmt)
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if _, err = insertStmt.ExecContext(ctx, roomID); err == nil {
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if _, err = insertStmt.ExecContext(ctx, roomID, roomVersion); err == nil {
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return s.selectRoomNID(ctx, txn, roomID)
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} else {
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return types.RoomNID(0), err
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@ -157,8 +159,8 @@ func (s *roomStatements) updateLatestEventNIDs(
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func (s *roomStatements) selectRoomVersionForRoomNID(
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ctx context.Context, txn *sql.Tx, roomNID types.RoomNID,
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) (int64, error) {
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var roomVersion int64
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) (gomatrixserverlib.RoomVersion, error) {
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var roomVersion gomatrixserverlib.RoomVersion
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stmt := common.TxStmt(txn, s.selectRoomVersionForRoomNIDStmt)
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err := stmt.QueryRowContext(ctx, roomNID).Scan(&roomVersion)
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return roomVersion, err
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@ -90,7 +90,8 @@ func (d *Database) StoreEvent(
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}
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}
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if roomNID, err = d.assignRoomNID(ctx, txn, event.RoomID()); err != nil {
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// TODO: Room version here
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if roomNID, err = d.assignRoomNID(ctx, txn, event.RoomID(), "1"); err != nil {
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return err
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}
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@ -150,13 +151,14 @@ func (d *Database) StoreEvent(
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}
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func (d *Database) assignRoomNID(
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ctx context.Context, txn *sql.Tx, roomID string,
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ctx context.Context, txn *sql.Tx,
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roomID string, roomVersion gomatrixserverlib.RoomVersion,
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) (roomNID types.RoomNID, err error) {
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// Check if we already have a numeric ID in the database.
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roomNID, err = d.statements.selectRoomNID(ctx, txn, roomID)
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if err == sql.ErrNoRows {
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// We don't have a numeric ID so insert one into the database.
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roomNID, err = d.statements.insertRoomNID(ctx, txn, roomID)
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roomNID, err = d.statements.insertRoomNID(ctx, txn, roomID, roomVersion)
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if err == nil {
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// Now get the numeric ID back out of the database
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roomNID, err = d.statements.selectRoomNID(ctx, txn, roomID)
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@ -630,7 +632,8 @@ func (d *Database) MembershipUpdater(
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}
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}()
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roomNID, err := d.assignRoomNID(ctx, txn, roomID)
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// TODO: Room version here
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roomNID, err := d.assignRoomNID(ctx, txn, roomID, "1")
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if err != nil {
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return nil, err
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}
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@ -853,7 +856,7 @@ func (d *Database) EventsFromIDs(ctx context.Context, eventIDs []string) ([]type
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func (d *Database) GetRoomVersionForRoom(
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ctx context.Context, roomNID types.RoomNID,
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) (int64, error) {
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) (gomatrixserverlib.RoomVersion, error) {
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return d.statements.selectRoomVersionForRoomNID(
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ctx, nil, roomNID,
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)
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@ -15,85 +15,64 @@
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package version
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import (
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"errors"
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"fmt"
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"github.com/matrix-org/dendrite/roomserver/state"
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)
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type RoomVersionID int
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type EventFormatID int
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const (
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RoomVersionV1 RoomVersionID = iota + 1
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RoomVersionV2
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RoomVersionV3
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RoomVersionV4
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RoomVersionV5
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)
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const (
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EventFormatV1 EventFormatID = iota + 1 // original event ID formatting
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EventFormatV2 // event ID is event hash
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EventFormatV3 // event ID is URL-safe base64 event hash
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"github.com/matrix-org/gomatrixserverlib"
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)
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// RoomVersionDescription contains information about a room version,
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// namely whether it is marked as supported or stable in this server
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// version.
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// A version is supported if the server has some support for rooms
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// that are this version. A version is marked as stable or unstable
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// in order to hint whether the version should be used to clients
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// calling the /capabilities endpoint.
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// https://matrix.org/docs/spec/client_server/r0.6.0#get-matrix-client-r0-capabilities
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type RoomVersionDescription struct {
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Supported bool
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Stable bool
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StateResolution state.StateResolutionVersion
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EventFormat EventFormatID
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EnforceSigningKeyValidity bool
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Supported bool
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Stable bool
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}
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var roomVersions = map[RoomVersionID]RoomVersionDescription{
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RoomVersionV1: RoomVersionDescription{
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Supported: true,
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Stable: true,
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StateResolution: state.StateResolutionAlgorithmV1,
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EventFormat: EventFormatV1,
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EnforceSigningKeyValidity: false,
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var roomVersions = map[gomatrixserverlib.RoomVersion]RoomVersionDescription{
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gomatrixserverlib.RoomVersionV1: RoomVersionDescription{
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Supported: true,
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Stable: true,
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},
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RoomVersionV2: RoomVersionDescription{
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Supported: false,
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Stable: true,
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StateResolution: state.StateResolutionAlgorithmV2,
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EventFormat: EventFormatV1,
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EnforceSigningKeyValidity: false,
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gomatrixserverlib.RoomVersionV2: RoomVersionDescription{
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Supported: false,
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Stable: false,
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},
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RoomVersionV3: RoomVersionDescription{
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Supported: false,
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Stable: true,
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StateResolution: state.StateResolutionAlgorithmV2,
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EventFormat: EventFormatV2,
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EnforceSigningKeyValidity: false,
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gomatrixserverlib.RoomVersionV3: RoomVersionDescription{
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Supported: false,
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Stable: false,
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},
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RoomVersionV4: RoomVersionDescription{
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Supported: false,
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Stable: true,
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StateResolution: state.StateResolutionAlgorithmV2,
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EventFormat: EventFormatV3,
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EnforceSigningKeyValidity: false,
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gomatrixserverlib.RoomVersionV4: RoomVersionDescription{
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Supported: false,
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Stable: false,
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},
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RoomVersionV5: RoomVersionDescription{
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Supported: false,
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Stable: true,
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StateResolution: state.StateResolutionAlgorithmV2,
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EventFormat: EventFormatV3,
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EnforceSigningKeyValidity: true,
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gomatrixserverlib.RoomVersionV5: RoomVersionDescription{
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Supported: false,
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Stable: false,
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},
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}
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func GetDefaultRoomVersion() RoomVersionID {
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return RoomVersionV1
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// DefaultRoomVersion contains the room version that will, by
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// default, be used to create new rooms on this server.
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func DefaultRoomVersion() gomatrixserverlib.RoomVersion {
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return gomatrixserverlib.RoomVersionV1
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}
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func GetRoomVersions() map[RoomVersionID]RoomVersionDescription {
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// RoomVersions returns a map of all known room versions to this
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// server.
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func RoomVersions() map[gomatrixserverlib.RoomVersion]RoomVersionDescription {
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return roomVersions
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}
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func GetSupportedRoomVersions() map[RoomVersionID]RoomVersionDescription {
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versions := make(map[RoomVersionID]RoomVersionDescription)
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for id, version := range GetRoomVersions() {
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// SupportedRoomVersions returns a map of descriptions for room
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// versions that are supported by this homeserver.
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func SupportedRoomVersions() map[gomatrixserverlib.RoomVersion]RoomVersionDescription {
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versions := make(map[gomatrixserverlib.RoomVersion]RoomVersionDescription)
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for id, version := range RoomVersions() {
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if version.Supported {
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versions[id] = version
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}
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@ -101,12 +80,46 @@ func GetSupportedRoomVersions() map[RoomVersionID]RoomVersionDescription {
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return versions
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}
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func GetSupportedRoomVersion(version RoomVersionID) (desc RoomVersionDescription, err error) {
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// RoomVersion returns information about a specific room version.
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// An UnknownVersionError is returned if the version is not known
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// to the server.
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func RoomVersion(version gomatrixserverlib.RoomVersion) (RoomVersionDescription, error) {
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if version, ok := roomVersions[version]; ok {
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desc = version
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return version, nil
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}
|
||||
if !desc.Supported {
|
||||
err = errors.New("unsupported room version")
|
||||
}
|
||||
return
|
||||
return RoomVersionDescription{}, UnknownVersionError{version}
|
||||
}
|
||||
|
||||
// SupportedRoomVersion returns information about a specific room
|
||||
// version. An UnknownVersionError is returned if the version is not
|
||||
// known to the server, or an UnsupportedVersionError is returned if
|
||||
// the version is known but specifically marked as unsupported.
|
||||
func SupportedRoomVersion(version gomatrixserverlib.RoomVersion) (RoomVersionDescription, error) {
|
||||
result, err := RoomVersion(version)
|
||||
if err != nil {
|
||||
return RoomVersionDescription{}, err
|
||||
}
|
||||
if !result.Supported {
|
||||
return RoomVersionDescription{}, UnsupportedVersionError{version}
|
||||
}
|
||||
return result, nil
|
||||
}
|
||||
|
||||
// UnknownVersionError is caused when the room version is not known.
|
||||
type UnknownVersionError struct {
|
||||
Version gomatrixserverlib.RoomVersion
|
||||
}
|
||||
|
||||
func (e UnknownVersionError) Error() string {
|
||||
return fmt.Sprintf("room version '%s' is not known", e.Version)
|
||||
}
|
||||
|
||||
// UnsupportedVersionError is caused when the room version is specifically
|
||||
// marked as unsupported.
|
||||
type UnsupportedVersionError struct {
|
||||
Version gomatrixserverlib.RoomVersion
|
||||
}
|
||||
|
||||
func (e UnsupportedVersionError) Error() string {
|
||||
return fmt.Sprintf("room version '%s' is marked as unsupported", e.Version)
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user