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// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.node.verification;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.yahoo.log.LogLevel;
import com.yahoo.log.LogSetup;
import com.yahoo.vespa.hosted.node.verification.commons.CommandExecutor;
import com.yahoo.vespa.hosted.node.verification.commons.report.HardwareDivergenceReport;
import com.yahoo.vespa.hosted.node.verification.hardware.HardwareBenchmarker;
import com.yahoo.vespa.hosted.node.verification.spec.SpecVerifier;
import io.airlift.command.Cli;
import io.airlift.command.Help;
import io.airlift.command.Option;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* @author freva
*/
public class Main {
private static final String EXECUTABLE_NAME = "node-verifier";
private static final Logger logger = Logger.getLogger(Main.class.getName());
private static final ObjectMapper om = new ObjectMapper();
public static void main(String[] args) {
LogSetup.initVespaLogging(EXECUTABLE_NAME);
try {
System.out.println(execute(args, new CommandExecutor()));
} catch (Exception e) {
logger.log(LogLevel.ERROR, "Something went wrong", e);
System.exit(1);
}
}
@SuppressWarnings("unchecked")
public static String execute(String[] args, CommandExecutor commandExecutor) throws IOException {
Cli.CliBuilder<Object> builder = Cli.builder(EXECUTABLE_NAME)
.withDescription("Verifies that node meets the expected specification and benchmarks")
.withDefaultCommand(Help.class)
.withCommands(Help.class, SpecVerifier.class, HardwareBenchmarker.class);
Object command = builder.build().parse(args);
if (command instanceof VerifierCommand) {
HardwareDivergenceReport report = ((VerifierCommand) command).getPreviousHardwareDivergence();
((VerifierCommand) command).run(report, commandExecutor);
return hardwareDivergenceReportToString(report);
} else if (command instanceof Runnable) {
((Runnable) command).run();
return "";
}
throw new RuntimeException("Unknown command class " + command.getClass().getName());
}
public static abstract class VerifierCommand {
@Option(name = {"-h", "--divergence"}, description = "JSON of the previous hardware divergence report")
private String hardwareDivergence;
private HardwareDivergenceReport getPreviousHardwareDivergence() {
if (hardwareDivergence == null) {
return new HardwareDivergenceReport();
}
try {
return om.readValue(hardwareDivergence, HardwareDivergenceReport.class);
} catch (IOException e) {
logger.log(Level.WARNING, "Failed to parse hardware divergence:\n" + hardwareDivergence, e.getMessage());
return new HardwareDivergenceReport();
}
}
protected abstract void run(HardwareDivergenceReport hardwareDivergenceReport, CommandExecutor commandExecutor);
}
private static String hardwareDivergenceReportToString(HardwareDivergenceReport hardwareDivergenceReport) throws IOException {
if (hardwareDivergenceReport.isHardwareDivergenceReportEmpty()) {
return "null";
} else {
return om.writeValueAsString(hardwareDivergenceReport);
}
}
}
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