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Additional send_join checks

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This commit is contained in:
Kegan Dougal 2021-07-19 12:14:09 +01:00
parent 3747ab1896
commit 0ce5aca465
2 changed files with 19 additions and 1 deletions
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15
federationapi/routing/join.go
View file

@ -229,6 +229,21 @@ func SendJoin(
} }
} }
// Check that this is in fact a join event
membership, err := event.Membership()
if err != nil {
return util.JSONResponse{
Code: http.StatusBadRequest,
JSON: jsonerror.BadJSON("missing content.membership key"),
}
}
if membership != "join" {
return util.JSONResponse{
Code: http.StatusBadRequest,
JSON: jsonerror.BadJSON("membership must be 'join'"),
}
}
// Check that the event is signed by the server sending the request. // Check that the event is signed by the server sending the request.
redacted := event.Redact() redacted := event.Redact()
verifyRequests := []gomatrixserverlib.VerifyJSONRequest{{ verifyRequests := []gomatrixserverlib.VerifyJSONRequest{{

5
federationapi/routing/leave.go
View file

@ -248,7 +248,10 @@ func SendLeave(
mem, err := event.Membership() mem, err := event.Membership()
if err != nil { if err != nil {
util.GetLogger(httpReq.Context()).WithError(err).Error("event.Membership failed") util.GetLogger(httpReq.Context()).WithError(err).Error("event.Membership failed")
return jsonerror.InternalServerError() return util.JSONResponse{
Code: http.StatusBadRequest,
JSON: jsonerror.BadJSON("missing content.membership key"),
}
} }
if mem != gomatrixserverlib.Leave { if mem != gomatrixserverlib.Leave {
return util.JSONResponse{ return util.JSONResponse{