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package api
import (
"context"
"fmt"
"time"
"github.com/matrix-org/dendrite/federationsender/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.BackfillClient
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)
GetEvent(ctx context.Context, s gomatrixserverlib.ServerName, eventID string) (res gomatrixserverlib.Transaction, err 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=%d, blacklisted=%v)", e.Err, e.RetryAfter, e.Blacklisted)
}
// FederationSenderInternalAPI is used to query information from the federation sender.
type FederationSenderInternalAPI interface {
FederationClient
// PerformDirectoryLookup looks up a remote room ID from a room alias.
PerformDirectoryLookup(
ctx context.Context,
request *PerformDirectoryLookupRequest,
response *PerformDirectoryLookupResponse,
) 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).
QueryJoinedHostServerNamesInRoom(
ctx context.Context,
request *QueryJoinedHostServerNamesInRoomRequest,
response *QueryJoinedHostServerNamesInRoomResponse,
) 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
// 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 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 {
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"`
}
// QueryJoinedHostServerNamesInRoomResponse is a response to QueryJoinedHostServerNames
type QueryJoinedHostServerNamesInRoomResponse struct {
ServerNames []gomatrixserverlib.ServerName `json:"server_names"`
}
type PerformBroadcastEDURequest struct {
}
type PerformBroadcastEDUResponse struct {
}
|
