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bypass SM for in-memory streams in request bodies, dis-allow other cases in sync XHR

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This commit is contained in:
Gregory Terzian 2020-05-29 16:13:29 +08:00
parent 3535dd7412
commit ad4dea7d84
3 changed files with 75 additions and 19 deletions
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36
components/script/dom/xmlhttprequest.rs
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@ -580,7 +580,13 @@ impl XMLHttpRequestMethods for XMLHttpRequest {
})
},
Some(DocumentOrBodyInit::Blob(ref b)) => {
Some(b.extract(&self.global()).expect("Couldn't extract body."))
let extracted_body = b.extract(&self.global()).expect("Couldn't extract body.");
if !extracted_body.in_memory() && self.sync.get() {
warn!("Sync XHR with not in-memory Blob as body not supported");
None
} else {
Some(extracted_body)
}
},
Some(DocumentOrBodyInit::FormData(ref formdata)) => Some(
formdata
@ -620,21 +626,23 @@ impl XMLHttpRequestMethods for XMLHttpRequest {
})
},
Some(DocumentOrBodyInit::ReadableStream(ref stream)) => {
// TODO:
// 1. If the keepalive flag is set, then throw a TypeError.
if self.sync.get() {
warn!("Sync XHR with ReadableStream as body not supported");
None
} else {
if stream.is_locked() || stream.is_disturbed() {
return Err(Error::Type(
"The body's stream is disturbed or locked".to_string(),
));
}
if stream.is_locked() || stream.is_disturbed() {
return Err(Error::Type(
"The body's stream is disturbed or locked".to_string(),
));
Some(ExtractedBody {
stream: stream.clone(),
total_bytes: None,
content_type: None,
source: BodySource::Null,
})
}
Some(ExtractedBody {
stream: stream.clone(),
total_bytes: None,
content_type: None,
source: BodySource::Null,
})
},
None => None,
};