mirror of
https://github.com/matrix-org/dendrite
synced 2024-11-18 15:50:52 +01:00
201 lines
15 KiB
Go
201 lines
15 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 storage
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/matrix-org/gomatrixserverlib"
|
|
|
|
"github.com/matrix-org/dendrite/internal/eventutil"
|
|
"github.com/matrix-org/dendrite/internal/sqlutil"
|
|
"github.com/matrix-org/dendrite/roomserver/api"
|
|
"github.com/matrix-org/dendrite/syncapi/storage/shared"
|
|
"github.com/matrix-org/dendrite/syncapi/types"
|
|
userapi "github.com/matrix-org/dendrite/userapi/api"
|
|
)
|
|
|
|
type DatabaseTransaction interface {
|
|
sqlutil.Transaction
|
|
SharedUsers
|
|
|
|
MaxStreamPositionForPDUs(ctx context.Context) (types.StreamPosition, error)
|
|
MaxStreamPositionForReceipts(ctx context.Context) (types.StreamPosition, error)
|
|
MaxStreamPositionForInvites(ctx context.Context) (types.StreamPosition, error)
|
|
MaxStreamPositionForAccountData(ctx context.Context) (types.StreamPosition, error)
|
|
MaxStreamPositionForSendToDeviceMessages(ctx context.Context) (types.StreamPosition, error)
|
|
MaxStreamPositionForNotificationData(ctx context.Context) (types.StreamPosition, error)
|
|
MaxStreamPositionForPresence(ctx context.Context) (types.StreamPosition, error)
|
|
MaxStreamPositionForRelations(ctx context.Context) (types.StreamPosition, error)
|
|
|
|
CurrentState(ctx context.Context, roomID string, stateFilterPart *gomatrixserverlib.StateFilter, excludeEventIDs []string) ([]*gomatrixserverlib.HeaderedEvent, error)
|
|
GetStateDeltasForFullStateSync(ctx context.Context, device *userapi.Device, r types.Range, userID string, stateFilter *gomatrixserverlib.StateFilter) ([]types.StateDelta, []string, error)
|
|
GetStateDeltas(ctx context.Context, device *userapi.Device, r types.Range, userID string, stateFilter *gomatrixserverlib.StateFilter) ([]types.StateDelta, []string, error)
|
|
RoomIDsWithMembership(ctx context.Context, userID string, membership string) ([]string, error)
|
|
MembershipCount(ctx context.Context, roomID, membership string, pos types.StreamPosition) (int, error)
|
|
GetRoomHeroes(ctx context.Context, roomID, userID string, memberships []string) ([]string, error)
|
|
RecentEvents(ctx context.Context, roomID string, r types.Range, eventFilter *gomatrixserverlib.RoomEventFilter, chronologicalOrder bool, onlySyncEvents bool) ([]types.StreamEvent, bool, error)
|
|
GetBackwardTopologyPos(ctx context.Context, events []*gomatrixserverlib.HeaderedEvent) (types.TopologyToken, error)
|
|
PositionInTopology(ctx context.Context, eventID string) (pos types.StreamPosition, spos types.StreamPosition, err error)
|
|
InviteEventsInRange(ctx context.Context, targetUserID string, r types.Range) (map[string]*gomatrixserverlib.HeaderedEvent, map[string]*gomatrixserverlib.HeaderedEvent, types.StreamPosition, error)
|
|
PeeksInRange(ctx context.Context, userID, deviceID string, r types.Range) (peeks []types.Peek, err error)
|
|
RoomReceiptsAfter(ctx context.Context, roomIDs []string, streamPos types.StreamPosition) (types.StreamPosition, []types.OutputReceiptEvent, error)
|
|
// AllJoinedUsersInRooms returns a map of room ID to a list of all joined user IDs.
|
|
AllJoinedUsersInRooms(ctx context.Context) (map[string][]string, error)
|
|
// AllJoinedUsersInRoom returns a map of room ID to a list of all joined user IDs for a given room.
|
|
AllJoinedUsersInRoom(ctx context.Context, roomIDs []string) (map[string][]string, error)
|
|
// AllPeekingDevicesInRooms returns a map of room ID to a list of all peeking devices.
|
|
AllPeekingDevicesInRooms(ctx context.Context) (map[string][]types.PeekingDevice, error)
|
|
// Events lookups a list of event by their event ID.
|
|
// Returns a list of events matching the requested IDs found in the database.
|
|
// If an event is not found in the database then it will be omitted from the list.
|
|
// Returns an error if there was a problem talking with the database.
|
|
// Does not include any transaction IDs in the returned events.
|
|
Events(ctx context.Context, eventIDs []string) ([]*gomatrixserverlib.HeaderedEvent, error)
|
|
// GetStateEvent returns the Matrix state event of a given type for a given room with a given state key
|
|
// If no event could be found, returns nil
|
|
// If there was an issue during the retrieval, returns an error
|
|
GetStateEvent(ctx context.Context, roomID, evType, stateKey string) (*gomatrixserverlib.HeaderedEvent, error)
|
|
// GetStateEventsForRoom fetches the state events for a given room.
|
|
// Returns an empty slice if no state events could be found for this room.
|
|
// Returns an error if there was an issue with the retrieval.
|
|
GetStateEventsForRoom(ctx context.Context, roomID string, stateFilterPart *gomatrixserverlib.StateFilter) (stateEvents []*gomatrixserverlib.HeaderedEvent, err error)
|
|
// GetAccountDataInRange returns all account data for a given user inserted or
|
|
// updated between two given positions
|
|
// Returns a map following the format data[roomID] = []dataTypes
|
|
// If no data is retrieved, returns an empty map
|
|
// If there was an issue with the retrieval, returns an error
|
|
GetAccountDataInRange(ctx context.Context, userID string, r types.Range, accountDataFilterPart *gomatrixserverlib.EventFilter) (map[string][]string, types.StreamPosition, error)
|
|
// GetEventsInTopologicalRange retrieves all of the events on a given ordering using the given extremities and limit. If backwardsOrdering is true, the most recent event must be first, else last.
|
|
GetEventsInTopologicalRange(ctx context.Context, from, to *types.TopologyToken, roomID string, filter *gomatrixserverlib.RoomEventFilter, backwardOrdering bool) (events []types.StreamEvent, err error)
|
|
// EventPositionInTopology returns the depth and stream position of the given event.
|
|
EventPositionInTopology(ctx context.Context, eventID string) (types.TopologyToken, error)
|
|
// BackwardExtremitiesForRoom returns a map of backwards extremity event ID to a list of its prev_events.
|
|
BackwardExtremitiesForRoom(ctx context.Context, roomID string) (backwardExtremities map[string][]string, err error)
|
|
// MaxTopologicalPosition returns the highest topological position for a given room.
|
|
MaxTopologicalPosition(ctx context.Context, roomID string) (types.TopologyToken, error)
|
|
// StreamEventsToEvents converts streamEvent to Event. If device is non-nil and
|
|
// matches the streamevent.transactionID device then the transaction ID gets
|
|
// added to the unsigned section of the output event.
|
|
StreamEventsToEvents(device *userapi.Device, in []types.StreamEvent) []*gomatrixserverlib.HeaderedEvent
|
|
// SendToDeviceUpdatesForSync returns a list of send-to-device updates. It returns the
|
|
// relevant events within the given ranges for the supplied user ID and device ID.
|
|
SendToDeviceUpdatesForSync(ctx context.Context, userID, deviceID string, from, to types.StreamPosition) (pos types.StreamPosition, events []types.SendToDeviceEvent, err error)
|
|
// GetRoomReceipts gets all receipts for a given roomID
|
|
GetRoomReceipts(ctx context.Context, roomIDs []string, streamPos types.StreamPosition) ([]types.OutputReceiptEvent, error)
|
|
SelectContextEvent(ctx context.Context, roomID, eventID string) (int, gomatrixserverlib.HeaderedEvent, error)
|
|
SelectContextBeforeEvent(ctx context.Context, id int, roomID string, filter *gomatrixserverlib.RoomEventFilter) ([]*gomatrixserverlib.HeaderedEvent, error)
|
|
SelectContextAfterEvent(ctx context.Context, id int, roomID string, filter *gomatrixserverlib.RoomEventFilter) (int, []*gomatrixserverlib.HeaderedEvent, error)
|
|
StreamToTopologicalPosition(ctx context.Context, roomID string, streamPos types.StreamPosition, backwardOrdering bool) (types.TopologyToken, error)
|
|
IgnoresForUser(ctx context.Context, userID string) (*types.IgnoredUsers, error)
|
|
// SelectMembershipForUser returns the membership of the user before and including the given position. If no membership can be found
|
|
// returns "leave", the topological position and no error. If an error occurs, other than sql.ErrNoRows, returns that and an empty
|
|
// string as the membership.
|
|
SelectMembershipForUser(ctx context.Context, roomID, userID string, pos int64) (membership string, topologicalPos int, err error)
|
|
// getUserUnreadNotificationCountsForRooms returns the unread notifications for the given rooms
|
|
GetUserUnreadNotificationCountsForRooms(ctx context.Context, userID string, roomIDs map[string]string) (map[string]*eventutil.NotificationData, error)
|
|
GetPresence(ctx context.Context, userID string) (*types.PresenceInternal, error)
|
|
PresenceAfter(ctx context.Context, after types.StreamPosition, filter gomatrixserverlib.EventFilter) (map[string]*types.PresenceInternal, error)
|
|
RelationsFor(ctx context.Context, roomID, eventID, relType, eventType string, from, to types.StreamPosition, backwards bool, limit int) (events []types.StreamEvent, prevBatch, nextBatch string, err error)
|
|
}
|
|
|
|
type Database interface {
|
|
Presence
|
|
Notifications
|
|
|
|
NewDatabaseSnapshot(ctx context.Context) (*shared.DatabaseTransaction, error)
|
|
NewDatabaseTransaction(ctx context.Context) (*shared.DatabaseTransaction, error)
|
|
|
|
// Events lookups a list of event by their event ID.
|
|
// Returns a list of events matching the requested IDs found in the database.
|
|
// If an event is not found in the database then it will be omitted from the list.
|
|
// Returns an error if there was a problem talking with the database.
|
|
// Does not include any transaction IDs in the returned events.
|
|
Events(ctx context.Context, eventIDs []string) ([]*gomatrixserverlib.HeaderedEvent, error)
|
|
// WriteEvent into the database. It is not safe to call this function from multiple goroutines, as it would create races
|
|
// when generating the sync stream position for this event. Returns the sync stream position for the inserted event.
|
|
// Returns an error if there was a problem inserting this event.
|
|
WriteEvent(ctx context.Context, ev *gomatrixserverlib.HeaderedEvent, addStateEvents []*gomatrixserverlib.HeaderedEvent,
|
|
addStateEventIDs []string, removeStateEventIDs []string, transactionID *api.TransactionID, excludeFromSync bool,
|
|
historyVisibility gomatrixserverlib.HistoryVisibility,
|
|
) (types.StreamPosition, error)
|
|
// PurgeRoomState completely purges room state from the sync API. This is done when
|
|
// receiving an output event that completely resets the state.
|
|
PurgeRoomState(ctx context.Context, roomID string) error
|
|
// UpsertAccountData keeps track of new or updated account data, by saving the type
|
|
// of the new/updated data, and the user ID and room ID the data is related to (empty)
|
|
// room ID means the data isn't specific to any room)
|
|
// If no data with the given type, user ID and room ID exists in the database,
|
|
// creates a new row, else update the existing one
|
|
// Returns an error if there was an issue with the upsert
|
|
UpsertAccountData(ctx context.Context, userID, roomID, dataType string) (types.StreamPosition, error)
|
|
// AddInviteEvent stores a new invite event for a user.
|
|
// If the invite was successfully stored this returns the stream ID it was stored at.
|
|
// Returns an error if there was a problem communicating with the database.
|
|
AddInviteEvent(ctx context.Context, inviteEvent *gomatrixserverlib.HeaderedEvent) (types.StreamPosition, error)
|
|
// RetireInviteEvent removes an old invite event from the database. Returns the new position of the retired invite.
|
|
// Returns an error if there was a problem communicating with the database.
|
|
RetireInviteEvent(ctx context.Context, inviteEventID string) (types.StreamPosition, error)
|
|
// AddPeek adds a new peek to our DB for a given room by a given user's device.
|
|
// Returns an error if there was a problem communicating with the database.
|
|
AddPeek(ctx context.Context, RoomID, UserID, DeviceID string) (types.StreamPosition, error)
|
|
// DeletePeek removes an existing peek from the database for a given room by a user's device.
|
|
// Returns an error if there was a problem communicating with the database.
|
|
DeletePeek(ctx context.Context, roomID, userID, deviceID string) (sp types.StreamPosition, err error)
|
|
// DeletePeek deletes all peeks for a given room by a given user
|
|
// Returns an error if there was a problem communicating with the database.
|
|
DeletePeeks(ctx context.Context, RoomID, UserID string) (types.StreamPosition, error)
|
|
// StoreNewSendForDeviceMessage stores a new send-to-device event for a user's device.
|
|
StoreNewSendForDeviceMessage(ctx context.Context, userID, deviceID string, event gomatrixserverlib.SendToDeviceEvent) (types.StreamPosition, error)
|
|
// CleanSendToDeviceUpdates removes all send-to-device messages BEFORE the specified
|
|
// from position, preventing the send-to-device table from growing indefinitely.
|
|
CleanSendToDeviceUpdates(ctx context.Context, userID, deviceID string, before types.StreamPosition) (err error)
|
|
// GetFilter looks up the filter associated with a given local user and filter ID
|
|
// and populates the target filter. Otherwise returns an error if no such filter exists
|
|
// or if there was an error talking to the database.
|
|
GetFilter(ctx context.Context, target *gomatrixserverlib.Filter, localpart string, filterID string) error
|
|
// PutFilter puts the passed filter into the database.
|
|
// Returns the filterID as a string. Otherwise returns an error if something
|
|
// goes wrong.
|
|
PutFilter(ctx context.Context, localpart string, filter *gomatrixserverlib.Filter) (string, error)
|
|
// RedactEvent wipes an event in the database and sets the unsigned.redacted_because key to the redaction event
|
|
RedactEvent(ctx context.Context, redactedEventID string, redactedBecause *gomatrixserverlib.HeaderedEvent) error
|
|
// StoreReceipt stores new receipt events
|
|
StoreReceipt(ctx context.Context, roomId, receiptType, userId, eventId string, timestamp gomatrixserverlib.Timestamp) (pos types.StreamPosition, err error)
|
|
UpdateIgnoresForUser(ctx context.Context, userID string, ignores *types.IgnoredUsers) error
|
|
ReIndex(ctx context.Context, limit, afterID int64) (map[int64]gomatrixserverlib.HeaderedEvent, error)
|
|
UpdateRelations(ctx context.Context, event *gomatrixserverlib.HeaderedEvent) error
|
|
RedactRelations(ctx context.Context, roomID, redactedEventID string) error
|
|
SelectMemberships(
|
|
ctx context.Context,
|
|
roomID string, pos types.TopologyToken,
|
|
membership, notMembership *string,
|
|
) (eventIDs []string, err error)
|
|
}
|
|
|
|
type Presence interface {
|
|
GetPresence(ctx context.Context, userID string) (*types.PresenceInternal, error)
|
|
UpdatePresence(ctx context.Context, userID string, presence types.Presence, statusMsg *string, lastActiveTS gomatrixserverlib.Timestamp, fromSync bool) (types.StreamPosition, error)
|
|
}
|
|
|
|
type SharedUsers interface {
|
|
// SharedUsers returns a subset of otherUserIDs that share a room with userID.
|
|
SharedUsers(ctx context.Context, userID string, otherUserIDs []string) ([]string, error)
|
|
}
|
|
|
|
type Notifications interface {
|
|
// UpsertRoomUnreadNotificationCounts updates the notification statistics about a (user, room) key.
|
|
UpsertRoomUnreadNotificationCounts(ctx context.Context, userID, roomID string, notificationCount, highlightCount int) (types.StreamPosition, error)
|
|
}
|