608 lines
20 KiB
Go
608 lines
20 KiB
Go
package inthttp
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import (
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"context"
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"errors"
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"net/http"
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"github.com/matrix-org/dendrite/federationapi/api"
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"github.com/matrix-org/dendrite/internal/caching"
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"github.com/matrix-org/dendrite/internal/httputil"
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"github.com/matrix-org/gomatrix"
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"github.com/matrix-org/gomatrixserverlib"
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"github.com/opentracing/opentracing-go"
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)
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// HTTP paths for the internal HTTP API
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const (
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FederationAPIQueryJoinedHostServerNamesInRoomPath = "/federationapi/queryJoinedHostServerNamesInRoom"
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FederationAPIQueryServerKeysPath = "/federationapi/queryServerKeys"
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FederationAPIPerformDirectoryLookupRequestPath = "/federationapi/performDirectoryLookup"
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FederationAPIPerformJoinRequestPath = "/federationapi/performJoinRequest"
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FederationAPIPerformLeaveRequestPath = "/federationapi/performLeaveRequest"
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FederationAPIPerformInviteRequestPath = "/federationapi/performInviteRequest"
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FederationAPIPerformOutboundPeekRequestPath = "/federationapi/performOutboundPeekRequest"
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FederationAPIPerformServersAlivePath = "/federationapi/performServersAlive"
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FederationAPIPerformBroadcastEDUPath = "/federationapi/performBroadcastEDU"
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FederationAPIGetUserDevicesPath = "/federationapi/client/getUserDevices"
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FederationAPIClaimKeysPath = "/federationapi/client/claimKeys"
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FederationAPIQueryKeysPath = "/federationapi/client/queryKeys"
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FederationAPIBackfillPath = "/federationapi/client/backfill"
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FederationAPILookupStatePath = "/federationapi/client/lookupState"
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FederationAPILookupStateIDsPath = "/federationapi/client/lookupStateIDs"
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FederationAPIGetEventPath = "/federationapi/client/getEvent"
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FederationAPILookupServerKeysPath = "/federationapi/client/lookupServerKeys"
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FederationAPIEventRelationshipsPath = "/federationapi/client/msc2836eventRelationships"
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FederationAPISpacesSummaryPath = "/federationapi/client/msc2946spacesSummary"
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FederationAPIGetEventAuthPath = "/federationapi/client/getEventAuth"
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FederationAPIInputPublicKeyPath = "/federationapi/inputPublicKey"
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FederationAPIQueryPublicKeyPath = "/federationapi/queryPublicKey"
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)
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// NewFederationAPIClient creates a FederationInternalAPI implemented by talking to a HTTP POST API.
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// If httpClient is nil an error is returned
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func NewFederationAPIClient(federationSenderURL string, httpClient *http.Client, cache caching.ServerKeyCache) (api.FederationInternalAPI, error) {
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if httpClient == nil {
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return nil, errors.New("NewFederationInternalAPIHTTP: httpClient is <nil>")
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}
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return &httpFederationInternalAPI{federationSenderURL, httpClient, cache}, nil
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}
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type httpFederationInternalAPI struct {
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federationAPIURL string
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httpClient *http.Client
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cache caching.ServerKeyCache
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}
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// Handle an instruction to make_leave & send_leave with a remote server.
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func (h *httpFederationInternalAPI) PerformLeave(
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ctx context.Context,
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request *api.PerformLeaveRequest,
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response *api.PerformLeaveResponse,
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) error {
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span, ctx := opentracing.StartSpanFromContext(ctx, "PerformLeaveRequest")
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defer span.Finish()
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apiURL := h.federationAPIURL + FederationAPIPerformLeaveRequestPath
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return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
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}
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// Handle sending an invite to a remote server.
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func (h *httpFederationInternalAPI) PerformInvite(
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ctx context.Context,
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request *api.PerformInviteRequest,
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response *api.PerformInviteResponse,
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) error {
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span, ctx := opentracing.StartSpanFromContext(ctx, "PerformInviteRequest")
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defer span.Finish()
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apiURL := h.federationAPIURL + FederationAPIPerformInviteRequestPath
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return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
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}
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// Handle starting a peek on a remote server.
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func (h *httpFederationInternalAPI) PerformOutboundPeek(
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ctx context.Context,
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request *api.PerformOutboundPeekRequest,
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response *api.PerformOutboundPeekResponse,
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) error {
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span, ctx := opentracing.StartSpanFromContext(ctx, "PerformOutboundPeekRequest")
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defer span.Finish()
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apiURL := h.federationAPIURL + FederationAPIPerformOutboundPeekRequestPath
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return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
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}
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func (h *httpFederationInternalAPI) PerformServersAlive(
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ctx context.Context,
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request *api.PerformServersAliveRequest,
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response *api.PerformServersAliveResponse,
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) error {
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span, ctx := opentracing.StartSpanFromContext(ctx, "PerformServersAlive")
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defer span.Finish()
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apiURL := h.federationAPIURL + FederationAPIPerformServersAlivePath
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return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
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}
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// QueryJoinedHostServerNamesInRoom implements FederationInternalAPI
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func (h *httpFederationInternalAPI) QueryJoinedHostServerNamesInRoom(
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ctx context.Context,
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request *api.QueryJoinedHostServerNamesInRoomRequest,
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response *api.QueryJoinedHostServerNamesInRoomResponse,
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) error {
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span, ctx := opentracing.StartSpanFromContext(ctx, "QueryJoinedHostServerNamesInRoom")
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defer span.Finish()
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apiURL := h.federationAPIURL + FederationAPIQueryJoinedHostServerNamesInRoomPath
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return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
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}
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// Handle an instruction to make_join & send_join with a remote server.
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func (h *httpFederationInternalAPI) PerformJoin(
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ctx context.Context,
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request *api.PerformJoinRequest,
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response *api.PerformJoinResponse,
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) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "PerformJoinRequest")
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defer span.Finish()
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apiURL := h.federationAPIURL + FederationAPIPerformJoinRequestPath
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err := httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
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if err != nil {
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response.LastError = &gomatrix.HTTPError{
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Message: err.Error(),
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Code: 0,
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WrappedError: err,
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}
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}
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}
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// Handle an instruction to make_join & send_join with a remote server.
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func (h *httpFederationInternalAPI) PerformDirectoryLookup(
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ctx context.Context,
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request *api.PerformDirectoryLookupRequest,
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response *api.PerformDirectoryLookupResponse,
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) error {
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span, ctx := opentracing.StartSpanFromContext(ctx, "PerformDirectoryLookup")
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defer span.Finish()
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apiURL := h.federationAPIURL + FederationAPIPerformDirectoryLookupRequestPath
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return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
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}
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// Handle an instruction to broadcast an EDU to all servers in rooms we are joined to.
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func (h *httpFederationInternalAPI) PerformBroadcastEDU(
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ctx context.Context,
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request *api.PerformBroadcastEDURequest,
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response *api.PerformBroadcastEDUResponse,
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) error {
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span, ctx := opentracing.StartSpanFromContext(ctx, "PerformBroadcastEDU")
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defer span.Finish()
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apiURL := h.federationAPIURL + FederationAPIPerformBroadcastEDUPath
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return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
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}
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type getUserDevices struct {
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S gomatrixserverlib.ServerName
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UserID string
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Res *gomatrixserverlib.RespUserDevices
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Err *api.FederationClientError
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}
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func (h *httpFederationInternalAPI) GetUserDevices(
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ctx context.Context, s gomatrixserverlib.ServerName, userID string,
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) (gomatrixserverlib.RespUserDevices, error) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "GetUserDevices")
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defer span.Finish()
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var result gomatrixserverlib.RespUserDevices
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request := getUserDevices{
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S: s,
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UserID: userID,
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}
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var response getUserDevices
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apiURL := h.federationAPIURL + FederationAPIGetUserDevicesPath
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err := httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
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if err != nil {
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return result, err
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}
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if response.Err != nil {
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return result, response.Err
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}
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return *response.Res, nil
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}
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type claimKeys struct {
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S gomatrixserverlib.ServerName
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OneTimeKeys map[string]map[string]string
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Res *gomatrixserverlib.RespClaimKeys
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Err *api.FederationClientError
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}
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func (h *httpFederationInternalAPI) ClaimKeys(
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ctx context.Context, s gomatrixserverlib.ServerName, oneTimeKeys map[string]map[string]string,
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) (gomatrixserverlib.RespClaimKeys, error) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "ClaimKeys")
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defer span.Finish()
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var result gomatrixserverlib.RespClaimKeys
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request := claimKeys{
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S: s,
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OneTimeKeys: oneTimeKeys,
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}
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var response claimKeys
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apiURL := h.federationAPIURL + FederationAPIClaimKeysPath
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err := httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
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if err != nil {
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return result, err
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}
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if response.Err != nil {
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return result, response.Err
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}
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return *response.Res, nil
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}
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type queryKeys struct {
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S gomatrixserverlib.ServerName
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Keys map[string][]string
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Res *gomatrixserverlib.RespQueryKeys
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Err *api.FederationClientError
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}
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func (h *httpFederationInternalAPI) QueryKeys(
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ctx context.Context, s gomatrixserverlib.ServerName, keys map[string][]string,
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) (gomatrixserverlib.RespQueryKeys, error) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "QueryKeys")
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defer span.Finish()
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var result gomatrixserverlib.RespQueryKeys
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request := queryKeys{
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S: s,
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Keys: keys,
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}
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var response queryKeys
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apiURL := h.federationAPIURL + FederationAPIQueryKeysPath
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err := httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
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if err != nil {
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return result, err
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}
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if response.Err != nil {
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return result, response.Err
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}
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return *response.Res, nil
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}
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type backfill struct {
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S gomatrixserverlib.ServerName
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RoomID string
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Limit int
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EventIDs []string
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Res *gomatrixserverlib.Transaction
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Err *api.FederationClientError
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}
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func (h *httpFederationInternalAPI) Backfill(
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ctx context.Context, s gomatrixserverlib.ServerName, roomID string, limit int, eventIDs []string,
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) (gomatrixserverlib.Transaction, error) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "Backfill")
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defer span.Finish()
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request := backfill{
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S: s,
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RoomID: roomID,
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Limit: limit,
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EventIDs: eventIDs,
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}
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var response backfill
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apiURL := h.federationAPIURL + FederationAPIBackfillPath
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err := httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
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if err != nil {
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return gomatrixserverlib.Transaction{}, err
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}
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if response.Err != nil {
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return gomatrixserverlib.Transaction{}, response.Err
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}
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return *response.Res, nil
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}
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type lookupState struct {
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S gomatrixserverlib.ServerName
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RoomID string
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EventID string
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RoomVersion gomatrixserverlib.RoomVersion
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Res *gomatrixserverlib.RespState
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Err *api.FederationClientError
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}
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func (h *httpFederationInternalAPI) LookupState(
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ctx context.Context, s gomatrixserverlib.ServerName, roomID, eventID string, roomVersion gomatrixserverlib.RoomVersion,
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) (gomatrixserverlib.RespState, error) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "LookupState")
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defer span.Finish()
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request := lookupState{
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S: s,
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RoomID: roomID,
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EventID: eventID,
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RoomVersion: roomVersion,
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}
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var response lookupState
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apiURL := h.federationAPIURL + FederationAPILookupStatePath
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err := httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
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if err != nil {
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return gomatrixserverlib.RespState{}, err
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}
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if response.Err != nil {
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return gomatrixserverlib.RespState{}, response.Err
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}
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return *response.Res, nil
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}
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type lookupStateIDs struct {
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S gomatrixserverlib.ServerName
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RoomID string
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EventID string
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Res *gomatrixserverlib.RespStateIDs
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Err *api.FederationClientError
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}
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func (h *httpFederationInternalAPI) LookupStateIDs(
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ctx context.Context, s gomatrixserverlib.ServerName, roomID, eventID string,
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) (gomatrixserverlib.RespStateIDs, error) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "LookupStateIDs")
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defer span.Finish()
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request := lookupStateIDs{
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S: s,
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RoomID: roomID,
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EventID: eventID,
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}
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var response lookupStateIDs
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apiURL := h.federationAPIURL + FederationAPILookupStateIDsPath
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err := httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
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if err != nil {
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return gomatrixserverlib.RespStateIDs{}, err
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}
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if response.Err != nil {
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return gomatrixserverlib.RespStateIDs{}, response.Err
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}
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return *response.Res, nil
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}
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type getEvent struct {
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S gomatrixserverlib.ServerName
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EventID string
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Res *gomatrixserverlib.Transaction
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Err *api.FederationClientError
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}
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func (h *httpFederationInternalAPI) GetEvent(
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ctx context.Context, s gomatrixserverlib.ServerName, eventID string,
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) (gomatrixserverlib.Transaction, error) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "GetEvent")
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defer span.Finish()
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request := getEvent{
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S: s,
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EventID: eventID,
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}
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var response getEvent
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apiURL := h.federationAPIURL + FederationAPIGetEventPath
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err := httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
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if err != nil {
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return gomatrixserverlib.Transaction{}, err
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}
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if response.Err != nil {
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return gomatrixserverlib.Transaction{}, response.Err
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}
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return *response.Res, nil
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}
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type getEventAuth struct {
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S gomatrixserverlib.ServerName
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RoomID string
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EventID string
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Res *gomatrixserverlib.RespEventAuth
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Err *api.FederationClientError
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}
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func (h *httpFederationInternalAPI) GetEventAuth(
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ctx context.Context, s gomatrixserverlib.ServerName, roomID, eventID string,
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) (gomatrixserverlib.RespEventAuth, error) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "GetEventAuth")
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defer span.Finish()
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request := getEventAuth{
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S: s,
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RoomID: roomID,
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EventID: eventID,
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}
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var response getEventAuth
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apiURL := h.federationAPIURL + FederationAPIGetEventAuthPath
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err := httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
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if err != nil {
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return gomatrixserverlib.RespEventAuth{}, err
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}
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if response.Err != nil {
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return gomatrixserverlib.RespEventAuth{}, response.Err
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}
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return *response.Res, nil
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}
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func (h *httpFederationInternalAPI) QueryServerKeys(
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ctx context.Context, req *api.QueryServerKeysRequest, res *api.QueryServerKeysResponse,
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) error {
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span, ctx := opentracing.StartSpanFromContext(ctx, "QueryServerKeys")
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defer span.Finish()
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apiURL := h.federationAPIURL + FederationAPIQueryServerKeysPath
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return httputil.PostJSON(ctx, span, h.httpClient, apiURL, req, res)
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}
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type lookupServerKeys struct {
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S gomatrixserverlib.ServerName
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KeyRequests map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.Timestamp
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ServerKeys []gomatrixserverlib.ServerKeys
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Err *api.FederationClientError
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}
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func (h *httpFederationInternalAPI) LookupServerKeys(
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ctx context.Context, s gomatrixserverlib.ServerName, keyRequests map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.Timestamp,
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) ([]gomatrixserverlib.ServerKeys, error) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "LookupServerKeys")
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defer span.Finish()
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request := lookupServerKeys{
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S: s,
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KeyRequests: keyRequests,
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}
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var response lookupServerKeys
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apiURL := h.federationAPIURL + FederationAPILookupServerKeysPath
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err := httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
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if err != nil {
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return []gomatrixserverlib.ServerKeys{}, err
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}
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if response.Err != nil {
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return []gomatrixserverlib.ServerKeys{}, response.Err
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}
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return response.ServerKeys, nil
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}
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type eventRelationships struct {
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S gomatrixserverlib.ServerName
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Req gomatrixserverlib.MSC2836EventRelationshipsRequest
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RoomVer gomatrixserverlib.RoomVersion
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Res gomatrixserverlib.MSC2836EventRelationshipsResponse
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Err *api.FederationClientError
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}
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func (h *httpFederationInternalAPI) MSC2836EventRelationships(
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ctx context.Context, s gomatrixserverlib.ServerName, r gomatrixserverlib.MSC2836EventRelationshipsRequest,
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roomVersion gomatrixserverlib.RoomVersion,
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) (res gomatrixserverlib.MSC2836EventRelationshipsResponse, err error) {
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span, ctx := opentracing.StartSpanFromContext(ctx, "MSC2836EventRelationships")
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defer span.Finish()
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request := eventRelationships{
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S: s,
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Req: r,
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RoomVer: roomVersion,
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}
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var response eventRelationships
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apiURL := h.federationAPIURL + FederationAPIEventRelationshipsPath
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err = httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
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if err != nil {
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return res, err
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}
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if response.Err != nil {
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return res, response.Err
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}
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return response.Res, nil
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}
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type spacesReq struct {
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S gomatrixserverlib.ServerName
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Req gomatrixserverlib.MSC2946SpacesRequest
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|
RoomID string
|
|
Res gomatrixserverlib.MSC2946SpacesResponse
|
|
Err *api.FederationClientError
|
|
}
|
|
|
|
func (h *httpFederationInternalAPI) MSC2946Spaces(
|
|
ctx context.Context, dst gomatrixserverlib.ServerName, roomID string, r gomatrixserverlib.MSC2946SpacesRequest,
|
|
) (res gomatrixserverlib.MSC2946SpacesResponse, err error) {
|
|
span, ctx := opentracing.StartSpanFromContext(ctx, "MSC2946Spaces")
|
|
defer span.Finish()
|
|
|
|
request := spacesReq{
|
|
S: dst,
|
|
Req: r,
|
|
RoomID: roomID,
|
|
}
|
|
var response spacesReq
|
|
apiURL := h.federationAPIURL + FederationAPISpacesSummaryPath
|
|
err = httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
|
|
if err != nil {
|
|
return res, err
|
|
}
|
|
if response.Err != nil {
|
|
return res, response.Err
|
|
}
|
|
return response.Res, nil
|
|
}
|
|
|
|
func (s *httpFederationInternalAPI) KeyRing() *gomatrixserverlib.KeyRing {
|
|
// This is a bit of a cheat - we tell gomatrixserverlib that this API is
|
|
// both the key database and the key fetcher. While this does have the
|
|
// rather unfortunate effect of preventing gomatrixserverlib from handling
|
|
// key fetchers directly, we can at least reimplement this behaviour on
|
|
// the other end of the API.
|
|
return &gomatrixserverlib.KeyRing{
|
|
KeyDatabase: s,
|
|
KeyFetchers: []gomatrixserverlib.KeyFetcher{},
|
|
}
|
|
}
|
|
|
|
func (s *httpFederationInternalAPI) FetcherName() string {
|
|
return "httpServerKeyInternalAPI"
|
|
}
|
|
|
|
func (s *httpFederationInternalAPI) StoreKeys(
|
|
_ context.Context,
|
|
results map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.PublicKeyLookupResult,
|
|
) error {
|
|
// Run in a background context - we don't want to stop this work just
|
|
// because the caller gives up waiting.
|
|
ctx := context.Background()
|
|
request := api.InputPublicKeysRequest{
|
|
Keys: make(map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.PublicKeyLookupResult),
|
|
}
|
|
response := api.InputPublicKeysResponse{}
|
|
for req, res := range results {
|
|
request.Keys[req] = res
|
|
s.cache.StoreServerKey(req, res)
|
|
}
|
|
return s.InputPublicKeys(ctx, &request, &response)
|
|
}
|
|
|
|
func (s *httpFederationInternalAPI) FetchKeys(
|
|
_ context.Context,
|
|
requests map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.Timestamp,
|
|
) (map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.PublicKeyLookupResult, error) {
|
|
// Run in a background context - we don't want to stop this work just
|
|
// because the caller gives up waiting.
|
|
ctx := context.Background()
|
|
result := make(map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.PublicKeyLookupResult)
|
|
request := api.QueryPublicKeysRequest{
|
|
Requests: make(map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.Timestamp),
|
|
}
|
|
response := api.QueryPublicKeysResponse{
|
|
Results: make(map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.PublicKeyLookupResult),
|
|
}
|
|
for req, ts := range requests {
|
|
if res, ok := s.cache.GetServerKey(req, ts); ok {
|
|
result[req] = res
|
|
continue
|
|
}
|
|
request.Requests[req] = ts
|
|
}
|
|
err := s.QueryPublicKeys(ctx, &request, &response)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
for req, res := range response.Results {
|
|
result[req] = res
|
|
s.cache.StoreServerKey(req, res)
|
|
}
|
|
return result, nil
|
|
}
|
|
|
|
func (h *httpFederationInternalAPI) InputPublicKeys(
|
|
ctx context.Context,
|
|
request *api.InputPublicKeysRequest,
|
|
response *api.InputPublicKeysResponse,
|
|
) error {
|
|
span, ctx := opentracing.StartSpanFromContext(ctx, "InputPublicKey")
|
|
defer span.Finish()
|
|
|
|
apiURL := h.federationAPIURL + FederationAPIInputPublicKeyPath
|
|
return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
|
|
}
|
|
|
|
func (h *httpFederationInternalAPI) QueryPublicKeys(
|
|
ctx context.Context,
|
|
request *api.QueryPublicKeysRequest,
|
|
response *api.QueryPublicKeysResponse,
|
|
) error {
|
|
span, ctx := opentracing.StartSpanFromContext(ctx, "QueryPublicKey")
|
|
defer span.Finish()
|
|
|
|
apiURL := h.federationAPIURL + FederationAPIQueryPublicKeyPath
|
|
return httputil.PostJSON(ctx, span, h.httpClient, apiURL, request, response)
|
|
}
|