io.druid.indexing.overlord.helpers.TaskLogAutoCleaner Maven / Gradle / Ivy
/*
* Licensed to Metamarkets Group Inc. (Metamarkets) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Metamarkets licenses this file
* to you 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 io.druid.indexing.overlord.helpers;
import com.google.inject.Inject;
import io.druid.java.util.common.concurrent.ScheduledExecutors;
import io.druid.java.util.common.logger.Logger;
import io.druid.tasklogs.TaskLogKiller;
import org.joda.time.Duration;
import java.util.concurrent.ScheduledExecutorService;
/**
*/
public class TaskLogAutoCleaner implements OverlordHelper
{
private static final Logger log = new Logger(TaskLogAutoCleaner.class);
private final TaskLogKiller taskLogKiller;
private final TaskLogAutoCleanerConfig config;
@Inject
public TaskLogAutoCleaner(
TaskLogKiller taskLogKiller,
TaskLogAutoCleanerConfig config
)
{
this.taskLogKiller = taskLogKiller;
this.config = config;
}
@Override
public boolean isEnabled()
{
return config.isEnabled();
}
@Override
public void schedule(ScheduledExecutorService exec)
{
log.info("Scheduling TaskLogAutoCleaner with config [%s].", config.toString());
ScheduledExecutors.scheduleWithFixedDelay(
exec,
Duration.millis(config.getInitialDelay()),
Duration.millis(config.getDelay()),
new Runnable()
{
@Override
public void run()
{
try {
taskLogKiller.killOlderThan(System.currentTimeMillis() - config.getDurationToRetain());
}
catch (Exception ex) {
log.error(ex, "Failed to clean-up the task logs");
}
}
}
);
}
}