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binder: Avoid potential deadlock when canceling AsyncSecurityPolicy futures #12283

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Merged
merged 7 commits into from
Oct 14, 2025
Merged

binder: Avoid potential deadlock when canceling AsyncSecurityPolicy futures #12283

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c54cfff
binder: Avoid potential deadlock when canceling AsyncSecurityPolicy f…
HyunSangHan Aug 16, 2025
9111970
Merge branch 'master' of https://github.com/HyunSangHan/grpc-java int…
HyunSangHan Aug 24, 2025
7138614
binder: Fix potential deadlock in BinderClientTransport.notifyTermina…
HyunSangHan Aug 24, 2025
4d7ed66
binder: Extract cancelAsync method with isDone optimization
HyunSangHan Aug 27, 2025
fc77da4
binder: Rename method, relocate calls, and remove null assignments
HyunSangHan Sep 2, 2025
1c3a0ea
binder: Use register() pattern to cancel futures safely without holdi…
HyunSangHan Oct 8, 2025
0af3f85
Merge branch 'master' of https://github.com/HyunSangHan/grpc-java int…
HyunSangHan Oct 8, 2025
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19 changes: 13 additions & 6 deletions binder/src/main/java/io/grpc/binder/internal/BinderClientTransport.java
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Original file line number Diff line number Diff line change
Expand Up @@ -316,14 +316,21 @@ void notifyTerminated() {
readyTimeoutFuture.cancel(false);
readyTimeoutFuture = null;
}
if (preAuthResultFuture != null) {
preAuthResultFuture.cancel(false); // No effect if already complete.
}
if (authResultFuture != null) {
authResultFuture.cancel(false); // No effect if already complete.
}

ListenableFuture<Status> preAuthFuture = preAuthResultFuture;
ListenableFuture<Status> authFuture = authResultFuture;
preAuthResultFuture = null;
authResultFuture = null;

serviceBinding.unbind();
clientTransportListener.transportTerminated();

if (preAuthFuture != null) {
offloadExecutor.execute(() -> preAuthFuture.cancel(false)); // No effect if already complete.
}
if (authFuture != null) {
offloadExecutor.execute(() -> authFuture.cancel(false)); // No effect if already complete.
}
}

@Override
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