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fix: Fiber suspension during exception (#3187)

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This commit is contained in:
Alex Kremer
2026-08-24 15:15:26 +01:00
committed by GitHub
parent 74f5dcc95e
commit bdfbb78115
3 changed files with 57 additions and 7 deletions
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17
src/data/BackendInterface.hpp
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@@ -103,16 +103,21 @@ retryOnTimeout(
auto retry = util::makeRetryExponentialBackoff(delays, yield.get_executor());
while (true) {
// Suspending a coroutine from inside a catch block is not safe so we copy out the failure.
std::string failure;
try {
return func();
} catch (DatabaseError const& e) {
auto const delayMs =
std::chrono::duration_cast<std::chrono::milliseconds>(retry.delayValue()).count();
LOG(log.error()) << e.what() << " (attempt " << retry.attemptNumber() + 1
<< "). Retrying in " << delayMs << "ms ...";
retry.wait(yield);
failure = e.what();
}
auto const delayMs =
std::chrono::duration_cast<std::chrono::milliseconds>(retry.delayValue()).count();
LOG(log.error()) << failure << " (attempt " << retry.attemptNumber() + 1
<< "). Retrying in " << delayMs << "ms ...";
retry.wait(yield);
}
}