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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.config.proxy.filedistribution;
import com.yahoo.concurrent.DaemonThreadFactory;
import com.yahoo.config.subscription.ConfigSourceSet;
import com.yahoo.jrt.Supervisor;
import com.yahoo.vespa.filedistribution.FileDistributionConnectionPool;
import com.yahoo.vespa.filedistribution.FileDownloader;
import java.time.Duration;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
/**
* Keeps track of file distribution and url download rpc servers.
*
* @author hmusum
*/
public class FileDistributionAndUrlDownload {
private static final Duration delay = Duration.ofMinutes(1);
private final FileDistributionRpcServer fileDistributionRpcServer;
private final UrlDownloadRpcServer urlDownloadRpcServer;
private final ScheduledExecutorService cleanupExecutor =
new ScheduledThreadPoolExecutor(1, new DaemonThreadFactory("file references and downloads cleanup"));
public FileDistributionAndUrlDownload(Supervisor supervisor, ConfigSourceSet source) {
fileDistributionRpcServer = new FileDistributionRpcServer(supervisor, createDownloader(supervisor, source));
urlDownloadRpcServer = new UrlDownloadRpcServer(supervisor);
cleanupExecutor.scheduleAtFixedRate(new CachedFilesMaintainer(), delay.toSeconds(), delay.toSeconds(), TimeUnit.SECONDS);
}
public void close() {
fileDistributionRpcServer.close();
urlDownloadRpcServer.close();
cleanupExecutor.shutdownNow();
try {
if ( ! cleanupExecutor.awaitTermination(10, TimeUnit.SECONDS))
throw new RuntimeException("Unable to shutdown " + cleanupExecutor + " before timeout");
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
private FileDownloader createDownloader(Supervisor supervisor, ConfigSourceSet source) {
return new FileDownloader(new FileDistributionConnectionPool(source, supervisor),
supervisor,
Duration.ofMinutes(5));
}
}
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