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fix(ext/node): fix grpc error_handling example (#23755)

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gRPC depends only on the END_STREAM flag to emit "trailers" event which
is responsible to propagate the errors correctly. This patch uses
Body::is_end_stream() to determine if a stream will end and set the
END_STREAM flag.

Co-authored-by: Bartek Iwańczuk <biwanczuk@gmail.com>
This commit is contained in:
Satya Rohith 2024-05-16 17:42:01 +05:30 committed by GitHub
parent 00e6d41a9d
commit 7893ab9f0b
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GPG key ID: B5690EEEBB952194
2 changed files with 18 additions and 8 deletions
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16
ext/node/ops/http2.rs
View file

@ -423,7 +423,7 @@ pub struct Http2ClientResponse {
pub async fn op_http2_client_get_response(
state: Rc<RefCell<OpState>>,
#[smi] stream_rid: ResourceId,
) -> Result<Http2ClientResponse, AnyError> {
) -> Result<(Http2ClientResponse, bool), AnyError> {
let resource = state
.borrow()
.resource_table
@ -439,6 +439,7 @@ pub async fn op_http2_client_get_response(
for (key, val) in parts.headers.iter() {
res_headers.push((key.as_str().into(), val.as_bytes().into()));
}
let end_stream = body.is_end_stream();
let (trailers_tx, trailers_rx) = tokio::sync::oneshot::channel();
let body_rid =
@ -450,11 +451,14 @@ pub async fn op_http2_client_get_response(
trailers_rx: AsyncRefCell::new(Some(trailers_rx)),
trailers_tx: AsyncRefCell::new(Some(trailers_tx)),
});
Ok(Http2ClientResponse {
headers: res_headers,
body_rid,
status_code: status.into(),
})
Ok((
Http2ClientResponse {
headers: res_headers,
body_rid,
status_code: status.into(),
},
end_stream,
))
}
enum DataOrTrailers {

10
ext/node/polyfills/http2.ts
View file

@ -822,7 +822,7 @@ export class ClientHttp2Stream extends Duplex {
session[kDenoClientRid],
this.#rid,
);
const response = await op_http2_client_get_response(
const [response, endStream] = await op_http2_client_get_response(
this.#rid,
);
debugHttp2(">>> after get response", response);
@ -831,7 +831,13 @@ export class ClientHttp2Stream extends Duplex {
...Object.fromEntries(response.headers),
};
debugHttp2(">>> emitting response", headers);
this.emit("response", headers, 0);
this.emit(
"response",
headers,
endStream
? constants.NGHTTP2_FLAG_END_STREAM
: constants.NGHTTP2_FLAG_NONE,
);
this[kDenoResponse] = response;
this.emit("ready");
})();