ryerraguntla commented on code in PR #4258:
URL: https://github.com/apache/iggy/pull/4258#discussion_r4093347709
##########
gateways/kafka/src/protocol/handlers/metadata.rs:
##########
@@ -53,23 +73,271 @@ pub async fn handle(state: &GatewayState, api_version:
i16, body: Bytes) -> Hand
);
return HandleOutcome::Close;
}
- match decode_topics(api_version, body, state.max_frame_size) {
- Ok(topics) => respond_or_close(
- encode_response(api_version, &topics, &state.broker, ERROR_NONE),
- "Metadata",
- ),
+
+ let Some(bridge) = &state.bridge else {
+ return match decode_topics(api_version, body, state.max_frame_size) {
+ Ok(topics) => respond_or_close(
+ encode_response(api_version, &topics, &state.broker,
ERROR_NONE),
+ "Metadata",
+ ),
+ Err(error) => {
+ // Metadata has no top-level error field; a malformed body
cannot carry
+ // INVALID_REQUEST in a version-correct way for every client.
Close.
+ // debug!, not warn!: attacker-controlled, not
operator-actionable.
+ tracing::debug!(
+ %error,
+ api_version,
+ "Failed to decode Metadata request; closing connection"
+ );
+ HandleOutcome::Close
+ }
+ };
+ };
+
+ let requested = match decode_requested_topics(api_version, body,
state.max_frame_size) {
+ Ok(requested) => requested,
Err(error) => {
- // Metadata has no top-level error field; a malformed body cannot
carry
- // INVALID_REQUEST in a version-correct way for every client.
Close.
- // debug!, not warn!: attacker-controlled, not operator-actionable.
tracing::debug!(
%error,
api_version,
"Failed to decode Metadata request; closing connection"
);
- HandleOutcome::Close
+ return HandleOutcome::Close;
}
+ };
+
+ let results = match requested {
+ None => match bridge.list_kafka_topics().await {
Review Comment:
Fixed, bridge.list_kafka_topics() now runs under
tokio::time::timeout(REQUEST_DEADLINE, ...), closing the connection on expiry
(matches the existing error-arm behavior, since there's no per-topic retriable
list to send for this server-driven path).
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