foundationdb/fdbserver/core/WorkerEvents.cpp

56 lines
1.9 KiB
C++

/*
* WorkerEvents.cpp
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2026 Apple Inc. and the FoundationDB project authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "fdbserver/core/WorkerEvents.h"
AsyncResult<Optional<std::pair<WorkerEvents, std::set<std::string>>>> latestEventOnWorkers(
std::vector<WorkerDetails> workers,
std::string eventName) {
try {
std::vector<Future<ErrorOr<TraceEventFields>>> eventTraces;
for (int c = 0; c < workers.size(); c++) {
EventLogRequest req =
!eventName.empty() ? EventLogRequest(Standalone<StringRef>(eventName)) : EventLogRequest();
eventTraces.push_back(errorOr(timeoutError(workers[c].interf.eventLogRequest.getReply(req), 2.0)));
}
co_await waitForAll(eventTraces);
std::set<std::string> failed;
WorkerEvents results;
for (int i = 0; i < eventTraces.size(); i++) {
const ErrorOr<TraceEventFields>& v = eventTraces[i].get();
if (v.isError()) {
failed.insert(workers[i].interf.address().toString());
results[workers[i].interf.address()] = TraceEventFields();
} else {
results[workers[i].interf.address()] = v.get();
}
}
co_return std::make_pair(std::move(results), std::move(failed));
} catch (Error& e) {
ASSERT(e.code() ==
error_code_actor_cancelled); // All errors should be filtering through the errorOr actor above
throw;
}
}