dendrite/roomserver/api/api.go

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package api
import (
"context"
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"crypto/ed25519"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/gomatrixserverlib/fclient"
"github.com/matrix-org/gomatrixserverlib/spec"
"github.com/matrix-org/util"
asAPI "github.com/matrix-org/dendrite/appservice/api"
fsAPI "github.com/matrix-org/dendrite/federationapi/api"
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"github.com/matrix-org/dendrite/roomserver/types"
userapi "github.com/matrix-org/dendrite/userapi/api"
)
// ErrInvalidID is an error returned if the userID is invalid
type ErrInvalidID struct {
Err error
}
func (e ErrInvalidID) Error() string {
return e.Err.Error()
}
// ErrNotAllowed is an error returned if the user is not allowed
// to execute some action (e.g. invite)
type ErrNotAllowed struct {
Err error
}
func (e ErrNotAllowed) Error() string {
return e.Err.Error()
}
type RestrictedJoinAPI interface {
CurrentStateEvent(ctx context.Context, roomID spec.RoomID, eventType string, stateKey string) (gomatrixserverlib.PDU, error)
InvitePending(ctx context.Context, roomID spec.RoomID, senderID spec.SenderID) (bool, error)
RestrictedRoomJoinInfo(ctx context.Context, roomID spec.RoomID, senderID spec.SenderID, localServerName spec.ServerName) (*gomatrixserverlib.RestrictedRoomJoinInfo, error)
QueryRoomInfo(ctx context.Context, roomID spec.RoomID) (*types.RoomInfo, error)
QueryServerJoinedToRoom(ctx context.Context, req *QueryServerJoinedToRoomRequest, res *QueryServerJoinedToRoomResponse) error
UserJoinedToRoom(ctx context.Context, roomID types.RoomNID, senderID spec.SenderID) (bool, error)
LocallyJoinedUsers(ctx context.Context, roomVersion gomatrixserverlib.RoomVersion, roomNID types.RoomNID) ([]gomatrixserverlib.PDU, error)
}
// RoomserverInputAPI is used to write events to the room server.
type RoomserverInternalAPI interface {
SyncRoomserverAPI
AppserviceRoomserverAPI
ClientRoomserverAPI
UserRoomserverAPI
FederationRoomserverAPI
QuerySenderIDAPI
UserRoomPrivateKeyCreator
// needed to avoid chicken and egg scenario when setting up the
// interdependencies between the roomserver and other input APIs
SetFederationAPI(fsAPI fsAPI.RoomserverFederationAPI, keyRing *gomatrixserverlib.KeyRing)
SetAppserviceAPI(asAPI asAPI.AppServiceInternalAPI)
SetUserAPI(userAPI userapi.RoomserverUserAPI)
// QueryAuthChain returns the entire auth chain for the event IDs given.
// The response includes the events in the request.
// Omits without error for any missing auth events. There will be no duplicates.
// Used in MSC2836.
QueryAuthChain(
ctx context.Context,
req *QueryAuthChainRequest,
res *QueryAuthChainResponse,
) error
}
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type UserRoomPrivateKeyCreator interface {
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// GetOrCreateUserRoomPrivateKey gets the user room key for the specified user. If no key exists yet, a new one is created.
GetOrCreateUserRoomPrivateKey(ctx context.Context, userID spec.UserID, roomID spec.RoomID) (ed25519.PrivateKey, error)
StoreUserRoomPublicKey(ctx context.Context, senderID spec.SenderID, userID spec.UserID, roomID spec.RoomID) error
}
type InputRoomEventsAPI interface {
InputRoomEvents(
ctx context.Context,
req *InputRoomEventsRequest,
res *InputRoomEventsResponse,
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)
}
type QuerySenderIDAPI interface {
QuerySenderIDForUser(ctx context.Context, roomID spec.RoomID, userID spec.UserID) (spec.SenderID, error)
QueryUserIDForSender(ctx context.Context, roomID spec.RoomID, senderID spec.SenderID) (*spec.UserID, error)
}
// Query the latest events and state for a room from the room server.
type QueryLatestEventsAndStateAPI interface {
QueryLatestEventsAndState(ctx context.Context, req *QueryLatestEventsAndStateRequest, res *QueryLatestEventsAndStateResponse) error
}
// QueryBulkStateContent does a bulk query for state event content in the given rooms.
type QueryBulkStateContentAPI interface {
QueryBulkStateContent(ctx context.Context, req *QueryBulkStateContentRequest, res *QueryBulkStateContentResponse) error
}
type QueryEventsAPI interface {
// QueryEventsByID queries a list of events by event ID for one room. If no room is specified, it will try to determine
// which room to use by querying the first events roomID.
QueryEventsByID(
ctx context.Context,
req *QueryEventsByIDRequest,
res *QueryEventsByIDResponse,
) error
// QueryCurrentState retrieves the requested state events. If state events are not found, they will be missing from
// the response.
QueryCurrentState(ctx context.Context, req *QueryCurrentStateRequest, res *QueryCurrentStateResponse) error
}
// API functions required by the syncapi
type SyncRoomserverAPI interface {
QueryLatestEventsAndStateAPI
QueryBulkStateContentAPI
QuerySenderIDAPI
// QuerySharedUsers returns a list of users who share at least 1 room in common with the given user.
QuerySharedUsers(ctx context.Context, req *QuerySharedUsersRequest, res *QuerySharedUsersResponse) error
// QueryEventsByID queries a list of events by event ID for one room. If no room is specified, it will try to determine
// which room to use by querying the first events roomID.
QueryEventsByID(
ctx context.Context,
req *QueryEventsByIDRequest,
res *QueryEventsByIDResponse,
) error
// Query the membership event for an user for a room.
QueryMembershipForUser(
ctx context.Context,
req *QueryMembershipForUserRequest,
res *QueryMembershipForUserResponse,
) error
// Query the state after a list of events in a room from the room server.
QueryStateAfterEvents(
ctx context.Context,
req *QueryStateAfterEventsRequest,
res *QueryStateAfterEventsResponse,
) error
// Query a given amount (or less) of events prior to a given set of events.
PerformBackfill(
ctx context.Context,
req *PerformBackfillRequest,
res *PerformBackfillResponse,
) error
Implement history visibility on `/messages`, `/context`, `/sync` (#2511) * Add possibility to set history_visibility and user AccountType * Add new DB queries * Add actual history_visibility changes for /messages * Add passing tests * Extract check function * Cleanup * Cleanup * Fix build on 386 * Move ApplyHistoryVisibilityFilter to internal * Move queries to topology table * Add filtering to /sync and /context Some cleanup * Add passing tests; Remove failing tests :( * Re-add passing tests * Move filtering to own function to avoid duplication * Re-add passing test * Use newly added GMSL HistoryVisibility * Update gomatrixserverlib * Set the visibility when creating events * Default to shared history visibility * Remove unused query * Update history visibility checks to use gmsl Update tests * Remove unused statement * Update migrations to set "correct" history visibility * Add method to fetch the membership at a given event * Tweaks and logging * Use actual internal rsAPI, default to shared visibility in tests * Revert "Move queries to topology table" This reverts commit 4f0d41be9c194a46379796435ce73e79203edbd6. * Remove noise/unneeded code * More cleanup * Try to optimize database requests * Fix imports * PR peview fixes/changes * Move setting history visibility to own migration, be more restrictive * Fix unit tests * Lint * Fix missing entries * Tweaks for incremental syncs * Adapt generic changes Co-authored-by: Neil Alexander <neilalexander@users.noreply.github.com> Co-authored-by: kegsay <kegan@matrix.org>
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// QueryMembershipAtEvent queries the memberships at the given events.
// Returns a map from eventID to a slice of types.HeaderedEvent.
Implement history visibility on `/messages`, `/context`, `/sync` (#2511) * Add possibility to set history_visibility and user AccountType * Add new DB queries * Add actual history_visibility changes for /messages * Add passing tests * Extract check function * Cleanup * Cleanup * Fix build on 386 * Move ApplyHistoryVisibilityFilter to internal * Move queries to topology table * Add filtering to /sync and /context Some cleanup * Add passing tests; Remove failing tests :( * Re-add passing tests * Move filtering to own function to avoid duplication * Re-add passing test * Use newly added GMSL HistoryVisibility * Update gomatrixserverlib * Set the visibility when creating events * Default to shared history visibility * Remove unused query * Update history visibility checks to use gmsl Update tests * Remove unused statement * Update migrations to set "correct" history visibility * Add method to fetch the membership at a given event * Tweaks and logging * Use actual internal rsAPI, default to shared visibility in tests * Revert "Move queries to topology table" This reverts commit 4f0d41be9c194a46379796435ce73e79203edbd6. * Remove noise/unneeded code * More cleanup * Try to optimize database requests * Fix imports * PR peview fixes/changes * Move setting history visibility to own migration, be more restrictive * Fix unit tests * Lint * Fix missing entries * Tweaks for incremental syncs * Adapt generic changes Co-authored-by: Neil Alexander <neilalexander@users.noreply.github.com> Co-authored-by: kegsay <kegan@matrix.org>
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QueryMembershipAtEvent(
ctx context.Context,
request *QueryMembershipAtEventRequest,
response *QueryMembershipAtEventResponse,
) error
}
type AppserviceRoomserverAPI interface {
QuerySenderIDAPI
// QueryEventsByID queries a list of events by event ID for one room. If no room is specified, it will try to determine
// which room to use by querying the first events roomID.
QueryEventsByID(
ctx context.Context,
req *QueryEventsByIDRequest,
res *QueryEventsByIDResponse,
) error
// Query a list of membership events for a room
QueryMembershipsForRoom(
ctx context.Context,
req *QueryMembershipsForRoomRequest,
res *QueryMembershipsForRoomResponse,
) error
// Get all known aliases for a room ID
GetAliasesForRoomID(
ctx context.Context,
req *GetAliasesForRoomIDRequest,
res *GetAliasesForRoomIDResponse,
) error
}
type ClientRoomserverAPI interface {
InputRoomEventsAPI
QueryLatestEventsAndStateAPI
QueryBulkStateContentAPI
QueryEventsAPI
QuerySenderIDAPI
UserRoomPrivateKeyCreator
QueryMembershipForUser(ctx context.Context, req *QueryMembershipForUserRequest, res *QueryMembershipForUserResponse) error
QueryMembershipsForRoom(ctx context.Context, req *QueryMembershipsForRoomRequest, res *QueryMembershipsForRoomResponse) error
QueryRoomsForUser(ctx context.Context, req *QueryRoomsForUserRequest, res *QueryRoomsForUserResponse) error
QueryStateAfterEvents(ctx context.Context, req *QueryStateAfterEventsRequest, res *QueryStateAfterEventsResponse) error
// QueryKnownUsers returns a list of users that we know about from our joined rooms.
QueryKnownUsers(ctx context.Context, req *QueryKnownUsersRequest, res *QueryKnownUsersResponse) error
QueryRoomVersionForRoom(ctx context.Context, roomID string) (gomatrixserverlib.RoomVersion, error)
QueryPublishedRooms(ctx context.Context, req *QueryPublishedRoomsRequest, res *QueryPublishedRoomsResponse) error
GetRoomIDForAlias(ctx context.Context, req *GetRoomIDForAliasRequest, res *GetRoomIDForAliasResponse) error
GetAliasesForRoomID(ctx context.Context, req *GetAliasesForRoomIDRequest, res *GetAliasesForRoomIDResponse) error
PerformCreateRoom(ctx context.Context, userID spec.UserID, roomID spec.RoomID, createRequest *PerformCreateRoomRequest) (string, *util.JSONResponse)
// PerformRoomUpgrade upgrades a room to a newer version
PerformRoomUpgrade(ctx context.Context, roomID string, userID spec.UserID, roomVersion gomatrixserverlib.RoomVersion) (newRoomID string, err error)
PerformAdminEvacuateRoom(ctx context.Context, roomID string) (affected []string, err error)
PerformAdminEvacuateUser(ctx context.Context, userID string) (affected []string, err error)
PerformAdminPurgeRoom(ctx context.Context, roomID string) error
PerformAdminDownloadState(ctx context.Context, roomID, userID string, serverName spec.ServerName) error
PerformPeek(ctx context.Context, req *PerformPeekRequest) (roomID string, err error)
PerformUnpeek(ctx context.Context, roomID, userID, deviceID string) error
PerformInvite(ctx context.Context, req *PerformInviteRequest) error
PerformJoin(ctx context.Context, req *PerformJoinRequest) (roomID string, joinedVia spec.ServerName, err error)
PerformLeave(ctx context.Context, req *PerformLeaveRequest, res *PerformLeaveResponse) error
PerformPublish(ctx context.Context, req *PerformPublishRequest) error
// PerformForget forgets a rooms history for a specific user
PerformForget(ctx context.Context, req *PerformForgetRequest, resp *PerformForgetResponse) error
SetRoomAlias(ctx context.Context, req *SetRoomAliasRequest, res *SetRoomAliasResponse) error
RemoveRoomAlias(ctx context.Context, req *RemoveRoomAliasRequest, res *RemoveRoomAliasResponse) error
SigningIdentityFor(ctx context.Context, roomID spec.RoomID, senderID spec.UserID) (fclient.SigningIdentity, error)
}
type UserRoomserverAPI interface {
QuerySenderIDAPI
QueryLatestEventsAndStateAPI
KeyserverRoomserverAPI
QueryCurrentState(ctx context.Context, req *QueryCurrentStateRequest, res *QueryCurrentStateResponse) error
QueryMembershipsForRoom(ctx context.Context, req *QueryMembershipsForRoomRequest, res *QueryMembershipsForRoomResponse) error
PerformAdminEvacuateUser(ctx context.Context, userID string) (affected []string, err error)
PerformJoin(ctx context.Context, req *PerformJoinRequest) (roomID string, joinedVia spec.ServerName, err error)
JoinedUserCount(ctx context.Context, roomID string) (int, error)
}
type FederationRoomserverAPI interface {
RestrictedJoinAPI
InputRoomEventsAPI
QueryLatestEventsAndStateAPI
QueryBulkStateContentAPI
QuerySenderIDAPI
UserRoomPrivateKeyCreator
AssignRoomNID(ctx context.Context, roomID spec.RoomID, roomVersion gomatrixserverlib.RoomVersion) (roomNID types.RoomNID, err error)
SigningIdentityFor(ctx context.Context, roomID spec.RoomID, senderID spec.UserID) (fclient.SigningIdentity, error)
// QueryServerBannedFromRoom returns whether a server is banned from a room by server ACLs.
QueryServerBannedFromRoom(ctx context.Context, req *QueryServerBannedFromRoomRequest, res *QueryServerBannedFromRoomResponse) error
QueryMembershipForUser(ctx context.Context, req *QueryMembershipForUserRequest, res *QueryMembershipForUserResponse) error
QueryMembershipForSenderID(ctx context.Context, roomID spec.RoomID, senderID spec.SenderID, res *QueryMembershipForUserResponse) error
QueryMembershipsForRoom(ctx context.Context, req *QueryMembershipsForRoomRequest, res *QueryMembershipsForRoomResponse) error
QueryRoomVersionForRoom(ctx context.Context, roomID string) (gomatrixserverlib.RoomVersion, error)
GetRoomIDForAlias(ctx context.Context, req *GetRoomIDForAliasRequest, res *GetRoomIDForAliasResponse) error
// QueryEventsByID queries a list of events by event ID for one room. If no room is specified, it will try to determine
// which room to use by querying the first events roomID.
QueryEventsByID(ctx context.Context, req *QueryEventsByIDRequest, res *QueryEventsByIDResponse) error
// Query to get state and auth chain for a (potentially hypothetical) event.
// Takes lists of PrevEventIDs and AuthEventsIDs and uses them to calculate
// the state and auth chain to return.
QueryStateAndAuthChain(ctx context.Context, req *QueryStateAndAuthChainRequest, res *QueryStateAndAuthChainResponse) error
QueryPublishedRooms(ctx context.Context, req *QueryPublishedRoomsRequest, res *QueryPublishedRoomsResponse) error
// Query missing events for a room from roomserver
QueryMissingEvents(ctx context.Context, req *QueryMissingEventsRequest, res *QueryMissingEventsResponse) error
// Query whether a server is allowed to see an event
QueryServerAllowedToSeeEvent(ctx context.Context, serverName spec.ServerName, eventID string, roomID string) (allowed bool, err error)
QueryRoomsForUser(ctx context.Context, req *QueryRoomsForUserRequest, res *QueryRoomsForUserResponse) error
QueryRestrictedJoinAllowed(ctx context.Context, roomID spec.RoomID, senderID spec.SenderID) (string, error)
PerformInboundPeek(ctx context.Context, req *PerformInboundPeekRequest, res *PerformInboundPeekResponse) error
HandleInvite(ctx context.Context, event *types.HeaderedEvent) error
PerformInvite(ctx context.Context, req *PerformInviteRequest) error
// Query a given amount (or less) of events prior to a given set of events.
PerformBackfill(ctx context.Context, req *PerformBackfillRequest, res *PerformBackfillResponse) error
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IsKnownRoom(ctx context.Context, roomID spec.RoomID) (bool, error)
StateQuerier() gomatrixserverlib.StateQuerier
}
type KeyserverRoomserverAPI interface {
QueryLeftUsers(ctx context.Context, req *QueryLeftUsersRequest, res *QueryLeftUsersResponse) error
}