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test(ecstore): rendezvous concurrent resend commits (#5411)

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* test(ecstore): rendezvous concurrent resend commits

* test(ecstore): satisfy multipart barrier lint
This commit is contained in:
cxymds
2026-07-29 15:05:53 +08:00
committed by GitHub
parent 1cb1b02b08
commit f7757e6437
2 changed files with 56 additions and 22 deletions
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crates/ecstore/src/bucket/lifecycle/bucket_lifecycle_ops.rs
+10 -9
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@@ -11306,23 +11306,25 @@ mod tests {
// Distinct payloads with distinct sizes: a mixed-generation reassembly
// would produce bytes matching none of them (or fail the read outright).
let candidates: Vec<Vec<u8>> = (0..3)
let candidates: Vec<Vec<u8>> = (0..2)
.map(|g| {
let len = 4096 + g * 512;
vec![b'a' + g as u8; len]
})
.collect();
let commit_barrier = MultipartCommitBarrier::install(&bucket, object, MultipartCommitPause::PutPartBeforeLockLost);
let start = Arc::new(tokio::sync::Barrier::new(candidates.len() + 1));
let commit_barrier = MultipartCommitBarrier::install_for_arrivals(
&bucket,
object,
MultipartCommitPause::PutPartBeforeLockAcquire,
candidates.len(),
);
let mut tasks = tokio::task::JoinSet::new();
for payload in candidates.iter().cloned() {
let store = ecstore.clone();
let bucket = bucket.clone();
let upload_id = upload.upload_id.clone();
let start = Arc::clone(&start);
tasks.spawn(async move {
start.wait().await;
let mut data = PutObjReader::from_vec(payload.clone());
store
.put_object_part(&bucket, object, &upload_id, 1, &mut data, &ObjectOptions::default())
@@ -11330,11 +11332,10 @@ mod tests {
.map(|info| (info, payload))
});
}
start.wait().await;
// The first writer holds the uploadId commit lock while the other
// resends reach the same critical section. Releasing it proves the
// handoff without depending on saturated CI disk latency.
// Both writers finish streaming before racing for the uploadId commit
// lock. Two generations are sufficient to exercise the mixed-shard
// hazard, while each waiter sits behind at most one cross-disk rename.
commit_barrier.wait_until_paused().await;
commit_barrier.release();