mediaapi/writers/download: Clarify validation applied to Origin
MODIFY
src/github.com/matrix-org/dendrite/mediaapi/writers/download.go
src/github.com/matrix-org/dendrite/mediaapi/writers/download.go
@@ -91,6 +91,8 @@ func (r *downloadRequest) Validate() *util.JSONResponse {
JSON: jsonerror.NotFound(fmt.Sprintf("mediaId must be a non-empty string using only characters in %v", mediaIDCharacters)),
}
}
+ // Note: the origin will be validated either by comparison to the configured server name of this homeserver
+ // or by a DNS SRV record lookup when creating a request for remote files
if r.MediaMetadata.Origin == "" {
return &util.JSONResponse{
Code: 404,

mediaapi/writers/download: Clarify validation applied to Origin