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// Copyright 2017 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.spec;
import com.google.common.base.Strings;
import com.yahoo.vespa.defaults.Defaults;
import com.yahoo.vespa.hosted.node.verification.Main;
import com.yahoo.vespa.hosted.node.verification.commons.CommandExecutor;
import com.yahoo.vespa.hosted.node.verification.commons.noderepo.IPAddressVerifier;
import com.yahoo.vespa.hosted.node.verification.commons.noderepo.NodeJsonConverter;
import com.yahoo.vespa.hosted.node.verification.commons.noderepo.NodeSpec;
import com.yahoo.vespa.hosted.node.verification.commons.report.HardwareDivergenceReport;
import com.yahoo.vespa.hosted.node.verification.commons.report.SpecVerificationReport;
import com.yahoo.vespa.hosted.node.verification.spec.retrievers.HardwareInfo;
import com.yahoo.vespa.hosted.node.verification.spec.retrievers.HardwareInfoRetriever;
import io.airlift.command.Command;
import io.airlift.command.Option;
import java.util.Optional;
/**
* Creates two HardwareInfo objects, one with spec from node repository and one from spec retrieved at the node.
* Compares the objects and returns the result.
*
* @author olaaun
* @author sgrostad
*/
@Command(name = "specification", description = "Verify that node's actual hardware and configuration matches the expected")
public class SpecVerifier extends Main.VerifierCommand {
@Option(name = {"-d", "--disk"}, required = true, description = "Expected disk size in GB")
private double diskAvailableGb;
@Option(name = {"-m", "--memory"}, required = true, description = "Expected main memory size in GB")
private double mainMemoryAvailableGb;
@Option(name = {"-c", "--cpu_cores"}, required = true, description = "Expected number of CPU cores")
private double cpuCores;
@Option(name = {"-s", "--is_ssd"}, required = true, description = "Set to true if disk is SSD", allowedValues = {"true", "false"})
private String fastDisk;
@Option(name = {"-b", "--bandwidth"}, required = true, description = "Expected network interface speed in Mbit/s")
private double bandwidth;
@Option(name = {"-i", "--ips"}, description = "Comma separated list of IP addresses assigned to this node")
private String ipAddresses;
@Option(name = {"-S", "--skip-reverse-lookup"}, required = false, description = "Skip verification of reverse lookup of IP addresses")
private boolean skipReverseLookup = false;
@Override
public void run(HardwareDivergenceReport hardwareDivergenceReport, CommandExecutor commandExecutor) {
String[] ips = Optional.ofNullable(ipAddresses)
.filter(s -> !Strings.isNullOrEmpty(s))
.map(s -> s.split(","))
.orElse(new String[0]);
NodeSpec nodeSpec = new NodeSpec(diskAvailableGb, mainMemoryAvailableGb, cpuCores, Boolean.valueOf(fastDisk), bandwidth, ips);
SpecVerificationReport specVerificationReport = verifySpec(nodeSpec, commandExecutor);
hardwareDivergenceReport.setSpecVerificationReport(specVerificationReport);
}
private SpecVerificationReport verifySpec(NodeSpec nodeSpec, CommandExecutor commandExecutor) {
VerifierSettings verifierSettings = new VerifierSettings(false);
HardwareInfo actualHardware = HardwareInfoRetriever.retrieve(commandExecutor, verifierSettings);
return makeVerificationReport(actualHardware, nodeSpec, skipReverseLookup);
}
private static SpecVerificationReport makeVerificationReport(HardwareInfo actualHardware, NodeSpec nodeSpec, boolean skipReverseLookup) {
SpecVerificationReport specVerificationReport = HardwareNodeComparator.compare(NodeJsonConverter.convertJsonModelToHardwareInfo(nodeSpec), actualHardware);
IPAddressVerifier ipAddressVerifier = new IPAddressVerifier(Defaults.getDefaults().vespaHostname(), skipReverseLookup);
ipAddressVerifier.reportFaultyIpAddresses(nodeSpec, specVerificationReport);
return specVerificationReport;
}
}
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