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package api
import (
"context"
"fmt"
"time"
"github.com/matrix-org/dendrite/federationapi/types"
"github.com/matrix-org/gomatrix"
"github.com/matrix-org/gomatrixserverlib"
)
// FederationClient is a subset of gomatrixserverlib.FederationClient functions which the fedsender
// implements as proxy calls, with built-in backoff/retries/etc. Errors returned from functions in
// this interface are of type FederationClientError
type FederationClient interface {
gomatrixserverlib.FederatedStateClient
GetUserDevices(ctx context.Context, s gomatrixserverlib.ServerName, userID string) (res gomatrixserverlib.RespUserDevices, err error)
ClaimKeys(ctx context.Context, s gomatrixserverlib.ServerName, oneTimeKeys map[string]map[string]string) (res gomatrixserverlib.RespClaimKeys, err error)
QueryKeys(ctx context.Context, s gomatrixserverlib.ServerName, keys map[string][]string) (res gomatrixserverlib.RespQueryKeys, err error)
MSC2836EventRelationships(ctx context.Context, dst gomatrixserverlib.ServerName, r gomatrixserverlib.MSC2836EventRelationshipsRequest, roomVersion gomatrixserverlib.RoomVersion) (res gomatrixserverlib.MSC2836EventRelationshipsResponse, err error)
MSC2946Spaces(ctx context.Context, dst gomatrixserverlib.ServerName, roomID string, suggestedOnly bool) (res gomatrixserverlib.MSC2946SpacesResponse, err error)
LookupServerKeys(ctx context.Context, s gomatrixserverlib.ServerName, keyRequests map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.Timestamp) ([]gomatrixserverlib.ServerKeys, error)
}
// FederationClientError is returned from FederationClient methods in the event of a problem.
type FederationClientError struct {
Err string
RetryAfter time.Duration
Blacklisted bool
}
func (e *FederationClientError) Error() string {
return fmt.Sprintf("%s - (retry_after=%s, blacklisted=%v)", e.Err, e.RetryAfter.String(), e.Blacklisted)
}
// FederationInternalAPI is used to query information from the federation sender.
type FederationInternalAPI interface {
FederationClient
gomatrixserverlib.KeyDatabase
ClientFederationAPI
RoomserverFederationAPI
QueryServerKeys(ctx context.Context, request *QueryServerKeysRequest, response *QueryServerKeysResponse) error
// Query the server names of the joined hosts in a room.
// Unlike QueryJoinedHostsInRoom, this function returns a de-duplicated slice
// containing only the server names (without information for membership events).
// The response will include this server if they are joined to the room.
QueryJoinedHostServerNamesInRoom(
ctx context.Context,
request *QueryJoinedHostServerNamesInRoomRequest,
response *QueryJoinedHostServerNamesInRoomResponse,
) error
// Notifies the federation sender that these servers may be online and to retry sending messages.
PerformServersAlive(
ctx context.Context,
request *PerformServersAliveRequest,
response *PerformServersAliveResponse,
) error
// Broadcasts an EDU to all servers in rooms we are joined to.
PerformBroadcastEDU(
ctx context.Context,
request *PerformBroadcastEDURequest,
response *PerformBroadcastEDUResponse,
) error
}
type ClientFederationAPI interface {
QueryJoinedHostServerNamesInRoom(ctx context.Context, request *QueryJoinedHostServerNamesInRoomRequest, response *QueryJoinedHostServerNamesInRoomResponse) error
}
type RoomserverFederationAPI interface {
gomatrixserverlib.BackfillClient
gomatrixserverlib.FederatedStateClient
KeyRing() *gomatrixserverlib.KeyRing
// PerformDirectoryLookup looks up a remote room ID from a room alias.
PerformDirectoryLookup(ctx context.Context, request *PerformDirectoryLookupRequest, response *PerformDirectoryLookupResponse) error
// Handle an instruction to make_join & send_join with a remote server.
PerformJoin(ctx context.Context, request *PerformJoinRequest, response *PerformJoinResponse)
// Handle an instruction to make_leave & send_leave with a remote server.
PerformLeave(ctx context.Context, request *PerformLeaveRequest, response *PerformLeaveResponse) error
// Handle sending an invite to a remote server.
PerformInvite(ctx context.Context, request *PerformInviteRequest, response *PerformInviteResponse) error
// Handle an instruction to peek a room on a remote server.
PerformOutboundPeek(ctx context.Context, request *PerformOutboundPeekRequest, response *PerformOutboundPeekResponse) error
// Query the server names of the joined hosts in a room.
// Unlike QueryJoinedHostsInRoom, this function returns a de-duplicated slice
// containing only the server names (without information for membership events).
// The response will include this server if they are joined to the room.
QueryJoinedHostServerNamesInRoom(ctx context.Context, request *QueryJoinedHostServerNamesInRoomRequest, response *QueryJoinedHostServerNamesInRoomResponse) error
GetEventAuth(ctx context.Context, s gomatrixserverlib.ServerName, roomVersion gomatrixserverlib.RoomVersion, roomID, eventID string) (res gomatrixserverlib.RespEventAuth, err error)
GetEvent(ctx context.Context, s gomatrixserverlib.ServerName, eventID string) (res gomatrixserverlib.Transaction, err error)
LookupMissingEvents(ctx context.Context, s gomatrixserverlib.ServerName, roomID string, missing gomatrixserverlib.MissingEvents, roomVersion gomatrixserverlib.RoomVersion) (res gomatrixserverlib.RespMissingEvents, err error)
}
type QueryServerKeysRequest struct {
ServerName gomatrixserverlib.ServerName
KeyIDToCriteria map[gomatrixserverlib.KeyID]gomatrixserverlib.PublicKeyNotaryQueryCriteria
}
func (q *QueryServerKeysRequest) KeyIDs() []gomatrixserverlib.KeyID {
kids := make([]gomatrixserverlib.KeyID, len(q.KeyIDToCriteria))
i := 0
for keyID := range q.KeyIDToCriteria {
kids[i] = keyID
i++
}
return kids
}
type QueryServerKeysResponse struct {
ServerKeys []gomatrixserverlib.ServerKeys
}
type QueryPublicKeysRequest struct {
Requests map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.Timestamp `json:"requests"`
}
type QueryPublicKeysResponse struct {
Results map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.PublicKeyLookupResult `json:"results"`
}
type PerformDirectoryLookupRequest struct {
RoomAlias string `json:"room_alias"`
ServerName gomatrixserverlib.ServerName `json:"server_name"`
}
type PerformDirectoryLookupResponse struct {
RoomID string `json:"room_id"`
ServerNames []gomatrixserverlib.ServerName `json:"server_names"`
}
type PerformJoinRequest struct {
RoomID string `json:"room_id"`
UserID string `json:"user_id"`
// The sorted list of servers to try. Servers will be tried sequentially, after de-duplication.
ServerNames types.ServerNames `json:"server_names"`
Content map[string]interface{} `json:"content"`
}
type PerformJoinResponse struct {
JoinedVia gomatrixserverlib.ServerName
LastError *gomatrix.HTTPError
}
type PerformOutboundPeekRequest struct {
RoomID string `json:"room_id"`
// The sorted list of servers to try. Servers will be tried sequentially, after de-duplication.
ServerNames types.ServerNames `json:"server_names"`
}
type PerformOutboundPeekResponse struct {
LastError *gomatrix.HTTPError
}
type PerformLeaveRequest struct {
RoomID string `json:"room_id"`
UserID string `json:"user_id"`
ServerNames types.ServerNames `json:"server_names"`
}
type PerformLeaveResponse struct {
}
type PerformInviteRequest struct {
RoomVersion gomatrixserverlib.RoomVersion `json:"room_version"`
Event *gomatrixserverlib.HeaderedEvent `json:"event"`
InviteRoomState []gomatrixserverlib.InviteV2StrippedState `json:"invite_room_state"`
}
type PerformInviteResponse struct {
Event *gomatrixserverlib.HeaderedEvent `json:"event"`
}
type PerformServersAliveRequest struct {
Servers []gomatrixserverlib.ServerName
}
type PerformServersAliveResponse struct {
}
// QueryJoinedHostServerNamesInRoomRequest is a request to QueryJoinedHostServerNames
type QueryJoinedHostServerNamesInRoomRequest struct {
RoomID string `json:"room_id"`
ExcludeSelf bool `json:"exclude_self"`
}
// QueryJoinedHostServerNamesInRoomResponse is a response to QueryJoinedHostServerNames
type QueryJoinedHostServerNamesInRoomResponse struct {
ServerNames []gomatrixserverlib.ServerName `json:"server_names"`
}
type PerformBroadcastEDURequest struct {
}
type PerformBroadcastEDUResponse struct {
}
type InputPublicKeysRequest struct {
Keys map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.PublicKeyLookupResult `json:"keys"`
}
type InputPublicKeysResponse struct {
}
|
