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// Copyright (C) 2015 The Android Open Source Project
//
// 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.
package com.google.gerrit.server.change;
import static com.google.gerrit.server.config.ScheduleConfig.MISSING_CONFIG;
import com.google.gerrit.extensions.events.LifecycleListener;
import com.google.gerrit.extensions.restapi.RestApiException;
import com.google.gerrit.lifecycle.LifecycleModule;
import com.google.gerrit.server.config.ChangeCleanupConfig;
import com.google.gerrit.server.config.ScheduleConfig;
import com.google.gerrit.server.git.WorkQueue;
import com.google.gerrit.server.update.RetryHelper;
import com.google.gerrit.server.update.UpdateException;
import com.google.gerrit.server.util.ManualRequestContext;
import com.google.gerrit.server.util.OneOffRequestContext;
import com.google.gwtorm.server.OrmException;
import com.google.inject.Inject;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/** Runnable to enable scheduling change cleanups to run periodically */
public class ChangeCleanupRunner implements Runnable {
private static final Logger log = LoggerFactory.getLogger(ChangeCleanupRunner.class);
public static class Module extends LifecycleModule {
@Override
protected void configure() {
listener().to(Lifecycle.class);
}
}
static class Lifecycle implements LifecycleListener {
private final WorkQueue queue;
private final ChangeCleanupRunner runner;
private final ChangeCleanupConfig cfg;
@Inject
Lifecycle(WorkQueue queue, ChangeCleanupRunner runner, ChangeCleanupConfig cfg) {
this.queue = queue;
this.runner = runner;
this.cfg = cfg;
}
@Override
public void start() {
ScheduleConfig scheduleConfig = cfg.getScheduleConfig();
long interval = scheduleConfig.getInterval();
long delay = scheduleConfig.getInitialDelay();
if (delay == MISSING_CONFIG && interval == MISSING_CONFIG) {
log.info("Ignoring missing changeCleanup schedule configuration");
} else if (delay < 0 || interval <= 0) {
log.warn("Ignoring invalid changeCleanup schedule configuration: {}", scheduleConfig);
} else {
@SuppressWarnings("unused")
Future<?> possiblyIgnoredError =
queue
.getDefaultQueue()
.scheduleAtFixedRate(runner, delay, interval, TimeUnit.MILLISECONDS);
}
}
@Override
public void stop() {
// handled by WorkQueue.stop() already
}
}
private final OneOffRequestContext oneOffRequestContext;
private final AbandonUtil abandonUtil;
private final RetryHelper retryHelper;
@Inject
ChangeCleanupRunner(
OneOffRequestContext oneOffRequestContext, AbandonUtil abandonUtil, RetryHelper retryHelper) {
this.oneOffRequestContext = oneOffRequestContext;
this.abandonUtil = abandonUtil;
this.retryHelper = retryHelper;
}
@Override
public void run() {
log.info("Running change cleanups.");
try (ManualRequestContext ctx = oneOffRequestContext.open()) {
// abandonInactiveOpenChanges skips failures instead of throwing, so retrying will never
// actually happen. For the purposes of this class that is fine: they'll get tried again the
// next time the scheduled task is run.
retryHelper.execute(
updateFactory -> {
abandonUtil.abandonInactiveOpenChanges(updateFactory);
return null;
});
} catch (RestApiException | UpdateException | OrmException e) {
log.error("Failed to cleanup changes.", e);
}
}
@Override
public String toString() {
return "change cleanup runner";
}
}
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