package tables import ( "context" "database/sql" "github.com/matrix-org/dendrite/roomserver/types" "github.com/matrix-org/gomatrixserverlib" ) type EventJSONPair struct { EventNID types.EventNID EventJSON []byte } type EventJSON interface { // Insert the event JSON. On conflict, replace the event JSON with the new value (for redactions). 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) BulkSelectEventTypeNID(ctx context.Context, eventTypes []string) (map[string]types.EventTypeNID, error) } type EventStateKeys interface { InsertEventStateKeyNID(ctx context.Context, txn *sql.Tx, eventStateKey string) (types.EventStateKeyNID, error) SelectEventStateKeyNID(ctx context.Context, txn *sql.Tx, eventStateKey string) (types.EventStateKeyNID, error) BulkSelectEventStateKeyNID(ctx context.Context, eventStateKeys []string) (map[string]types.EventStateKeyNID, error) BulkSelectEventStateKey(ctx context.Context, eventStateKeyNIDs []types.EventStateKeyNID) (map[types.EventStateKeyNID]string, error) } type Events interface { InsertEvent(c context.Context, txn *sql.Tx, i types.RoomNID, j types.EventTypeNID, k types.EventStateKeyNID, eventID string, referenceSHA256 []byte, authEventNIDs []types.EventNID, depth int64) (types.EventNID, types.StateSnapshotNID, error) SelectEvent(ctx context.Context, txn *sql.Tx, eventID string) (types.EventNID, types.StateSnapshotNID, error) // 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 BulkSelectStateEventByID(ctx context.Context, eventIDs []string) ([]types.StateEntry, error) // 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. BulkSelectStateAtEventByID(ctx context.Context, eventIDs []string) ([]types.StateAtEvent, error) UpdateEventState(ctx context.Context, eventNID types.EventNID, stateNID types.StateSnapshotNID) error SelectEventSentToOutput(ctx context.Context, txn *sql.Tx, eventNID types.EventNID) (sentToOutput bool, err error) UpdateEventSentToOutput(ctx context.Context, txn *sql.Tx, eventNID types.EventNID) error SelectEventID(ctx context.Context, txn *sql.Tx, eventNID types.EventNID) (eventID string, err error) BulkSelectStateAtEventAndReference(ctx context.Context, txn *sql.Tx, eventNIDs []types.EventNID) ([]types.StateAtEventAndReference, error) BulkSelectEventReference(ctx context.Context, txn *sql.Tx, eventNIDs []types.EventNID) ([]gomatrixserverlib.EventReference, error) // BulkSelectEventID returns a map from numeric event ID to string event ID. BulkSelectEventID(ctx context.Context, eventNIDs []types.EventNID) (map[types.EventNID]string, error) // 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. BulkSelectEventNID(ctx context.Context, eventIDs []string) (map[string]types.EventNID, error) SelectMaxEventDepth(ctx context.Context, txn *sql.Tx, eventNIDs []types.EventNID) (int64, error) SelectRoomNIDForEventNID(ctx context.Context, eventNID types.EventNID) (roomNID types.RoomNID, err error) } type Rooms interface { InsertRoomNID(ctx context.Context, txn *sql.Tx, roomID string, roomVersion gomatrixserverlib.RoomVersion) (types.RoomNID, error) SelectRoomNID(ctx context.Context, txn *sql.Tx, roomID string) (types.RoomNID, error) SelectLatestEventNIDs(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID) ([]types.EventNID, types.StateSnapshotNID, error) SelectLatestEventsNIDsForUpdate(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID) ([]types.EventNID, types.EventNID, types.StateSnapshotNID, error) UpdateLatestEventNIDs(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID, eventNIDs []types.EventNID, lastEventSentNID types.EventNID, stateSnapshotNID types.StateSnapshotNID) error SelectRoomVersionForRoomID(ctx context.Context, txn *sql.Tx, roomID string) (gomatrixserverlib.RoomVersion, error) SelectRoomVersionForRoomNID(ctx context.Context, roomNID types.RoomNID) (gomatrixserverlib.RoomVersion, error) } type Transactions interface { InsertTransaction(ctx context.Context, txn *sql.Tx, transactionID string, sessionID int64, userID string, eventID string) error SelectTransactionEventID(ctx context.Context, transactionID string, sessionID int64, userID string) (eventID string, err error) } type StateSnapshot interface { InsertState(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID, stateBlockNIDs []types.StateBlockNID) (stateNID types.StateSnapshotNID, err error) BulkSelectStateBlockNIDs(ctx context.Context, stateNIDs []types.StateSnapshotNID) ([]types.StateBlockNIDList, error) } type StateBlock interface { BulkInsertStateData(ctx context.Context, txn *sql.Tx, entries []types.StateEntry) (types.StateBlockNID, error) BulkSelectStateBlockEntries(ctx context.Context, stateBlockNIDs []types.StateBlockNID) ([]types.StateEntryList, error) BulkSelectFilteredStateBlockEntries(ctx context.Context, stateBlockNIDs []types.StateBlockNID, stateKeyTuples []types.StateKeyTuple) ([]types.StateEntryList, error) } type RoomAliases interface { InsertRoomAlias(ctx context.Context, alias string, roomID string, creatorUserID string) (err error) SelectRoomIDFromAlias(ctx context.Context, alias string) (roomID string, err error) SelectAliasesFromRoomID(ctx context.Context, roomID string) ([]string, error) SelectCreatorIDFromAlias(ctx context.Context, alias string) (creatorID string, err error) DeleteRoomAlias(ctx context.Context, alias string) (err error) } type PreviousEvents interface { InsertPreviousEvent(ctx context.Context, txn *sql.Tx, previousEventID string, previousEventReferenceSHA256 []byte, eventNID types.EventNID) error // Check if the event reference exists // Returns sql.ErrNoRows if the event reference doesn't exist. SelectPreviousEventExists(ctx context.Context, txn *sql.Tx, eventID string, eventReferenceSHA256 []byte) error } type Invites interface { InsertInviteEvent(ctx context.Context, txn *sql.Tx, inviteEventID string, roomNID types.RoomNID, targetUserNID, senderUserNID types.EventStateKeyNID, inviteEventJSON []byte) (bool, error) UpdateInviteRetired(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID, targetUserNID types.EventStateKeyNID) ([]string, error) // SelectInviteActiveForUserInRoom returns a list of sender state key NIDs and invite event IDs matching those nids. SelectInviteActiveForUserInRoom(ctx context.Context, targetUserNID types.EventStateKeyNID, roomNID types.RoomNID) ([]types.EventStateKeyNID, []string, error) } type MembershipState int64 const ( MembershipStateLeaveOrBan MembershipState = 1 MembershipStateInvite MembershipState = 2 MembershipStateJoin MembershipState = 3 ) type Membership interface { InsertMembership(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID, targetUserNID types.EventStateKeyNID, localTarget bool) error SelectMembershipForUpdate(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID, targetUserNID types.EventStateKeyNID) (MembershipState, error) SelectMembershipFromRoomAndTarget(ctx context.Context, roomNID types.RoomNID, targetUserNID types.EventStateKeyNID) (types.EventNID, MembershipState, error) SelectMembershipsFromRoom(ctx context.Context, roomNID types.RoomNID, localOnly bool) (eventNIDs []types.EventNID, err error) SelectMembershipsFromRoomAndMembership(ctx context.Context, roomNID types.RoomNID, membership MembershipState, localOnly bool) (eventNIDs []types.EventNID, err error) UpdateMembership(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID, targetUserNID types.EventStateKeyNID, senderUserNID types.EventStateKeyNID, membership MembershipState, eventNID types.EventNID) error } type Published interface { UpsertRoomPublished(ctx context.Context, roomID string, published bool) (err error) SelectPublishedFromRoomID(ctx context.Context, roomID string) (published bool, err error) SelectAllPublishedRooms(ctx context.Context, published bool) ([]string, error) } type RedactionInfo struct { // whether this redaction is validated (we have both events) Validated bool // the ID of the event being redacted RedactsEventID string // the ID of the redaction event RedactionEventID string } type Redactions interface { InsertRedaction(ctx context.Context, txn *sql.Tx, info RedactionInfo) error // SelectRedactionInfoByRedactionEventID returns the redaction info for the given redaction event ID, or nil if there is no match. SelectRedactionInfoByRedactionEventID(ctx context.Context, txn *sql.Tx, redactionEventID string) (*RedactionInfo, error) // SelectRedactionInfoByEventBeingRedacted returns the redaction info for the given redacted event ID, or nil if there is no match. SelectRedactionInfoByEventBeingRedacted(ctx context.Context, txn *sql.Tx, eventID string) (*RedactionInfo, error) // Mark this redaction event as having been validated. This means we have both sides of the redaction and have // successfully redacted the event JSON. MarkRedactionValidated(ctx context.Context, txn *sql.Tx, redactionEventID string, validated bool) error }