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| 1 | +package io.microconfig.osdf.commands; |
| 2 | + |
| 3 | +import io.microconfig.osdf.cluster.cli.ClusterCLI; |
| 4 | +import io.microconfig.osdf.cluster.pod.Pod; |
| 5 | +import io.microconfig.osdf.loadtesting.jmeter.JmeterComponent; |
| 6 | +import io.microconfig.osdf.loadtesting.jmeter.JmeterResourcesCleaner; |
| 7 | +import io.microconfig.osdf.loadtesting.jmeter.configs.JmeterConfigProcessor; |
| 8 | +import io.microconfig.osdf.loadtesting.jmeter.configs.JmeterMasterConfig; |
| 9 | +import io.microconfig.osdf.loadtesting.jmeter.loader.JmeterComponentsLoader; |
| 10 | +import io.microconfig.osdf.loadtesting.jmeter.metrics.PeakMetrics; |
| 11 | +import io.microconfig.osdf.loadtesting.jmeter.results.PeakResultsBuilder; |
| 12 | +import lombok.RequiredArgsConstructor; |
| 13 | + |
| 14 | +import java.util.List; |
| 15 | + |
| 16 | +import static io.microconfig.osdf.loadtesting.jmeter.JmeterDeployUtils.deployDeployments; |
| 17 | +import static io.microconfig.osdf.loadtesting.jmeter.JmeterDeployUtils.setSlavesHosts; |
| 18 | +import static io.microconfig.osdf.loadtesting.jmeter.JmeterResourcesCleaner.jmeterResourcesCleaner; |
| 19 | +import static io.microconfig.osdf.loadtesting.jmeter.loader.JmeterComponentsLoader.jmeterComponentsLoader; |
| 20 | +import static io.microconfig.osdf.loadtesting.jmeter.metrics.PeakMetrics.peakMetrics; |
| 21 | +import static io.microconfig.osdf.loadtesting.jmeter.metrics.PeakMetricsParser.peakMetricsParser; |
| 22 | +import static io.microconfig.osdf.loadtesting.jmeter.metrics.loader.JmeterMetricsPuller.jmeterMetricsPuller; |
| 23 | +import static io.microconfig.osdf.loadtesting.jmeter.results.PeakResultsBuilder.peakResultsBuilder; |
| 24 | +import static io.microconfig.utils.Logger.announce; |
| 25 | + |
| 26 | +@RequiredArgsConstructor |
| 27 | +public class FindPeakLoadCommand { |
| 28 | + private final ClusterCLI cli; |
| 29 | + private final JmeterConfigProcessor configProcessor; |
| 30 | + |
| 31 | + public static FindPeakLoadCommand findPeakLoadCommand(ClusterCLI cli, JmeterConfigProcessor jmeterConfigProcessor) { |
| 32 | + return new FindPeakLoadCommand(cli, jmeterConfigProcessor); |
| 33 | + } |
| 34 | + |
| 35 | + public void run() { |
| 36 | + configProcessor.init(); |
| 37 | + announce("Load components"); |
| 38 | + JmeterComponentsLoader jmeterLoader = jmeterComponentsLoader(cli, configProcessor); |
| 39 | + List<JmeterComponent> slaveComponents = jmeterLoader.loadSlaves(); |
| 40 | + JmeterComponent masterComponent = jmeterLoader.loadMaster(); |
| 41 | + try (JmeterResourcesCleaner ignore = jmeterResourcesCleaner(jmeterLoader)) { |
| 42 | + deployDeployments(slaveComponents); |
| 43 | + setSlavesHosts(configProcessor, slaveComponents); |
| 44 | + findPeak(masterComponent, slaveComponents); |
| 45 | + } |
| 46 | + } |
| 47 | + |
| 48 | + private void findPeak(JmeterComponent masterComponent, List<JmeterComponent> slaveComponents) { |
| 49 | + PeakMetrics userLimits = peakMetricsParser(configProcessor.loadUserConfig()).parse(); |
| 50 | + PeakMetrics currentMetrics = peakMetrics(userLimits.getMetricsFromConfig()); |
| 51 | + int slaveNodesNumber = configProcessor.getSlaveConfigs().size(); |
| 52 | + while (!userLimits.checkPeakResults(currentMetrics)) { |
| 53 | + currentMetrics.setStep(currentMetrics.getStep() + userLimits.getStep()); |
| 54 | + announce("Check load. Number of users: " + currentMetrics.getStep() * slaveNodesNumber); |
| 55 | + redefineMasterAndDeploy(masterComponent, currentMetrics, slaveNodesNumber); |
| 56 | + jmeterMetricsPuller(configProcessor).load(currentMetrics, masterComponent); |
| 57 | + showResult(currentMetrics, currentMetrics); |
| 58 | + deleteResources(masterComponent, slaveComponents); |
| 59 | + } |
| 60 | + announce("The peak load between " + (currentMetrics.getStep() - userLimits.getStep()) * slaveNodesNumber |
| 61 | + + "-" + currentMetrics.getStep() * slaveNodesNumber + " users"); |
| 62 | + } |
| 63 | + |
| 64 | + private void showResult(PeakMetrics userLimits, PeakMetrics currentMetrics) { |
| 65 | + PeakResultsBuilder builder = peakResultsBuilder(userLimits.getMetricsFromConfig(), currentMetrics); |
| 66 | + announce(builder.build()); |
| 67 | + } |
| 68 | + |
| 69 | + private void redefineMasterAndDeploy(JmeterComponent masterComponent, PeakMetrics currentMetrics, int slaveNodesNumber) { |
| 70 | + JmeterMasterConfig masterConfig = configProcessor.getMasterConfig(); |
| 71 | + masterConfig.setThreadGroupAttribute("ThreadGroup.num_threads", currentMetrics.getStep()); |
| 72 | + masterConfig.setThreadGroupAttribute("ThreadGroup.duration", currentMetrics.getStep() * slaveNodesNumber); |
| 73 | + masterConfig.setJmeterPlanInMasterTemplateConfig(); |
| 74 | + deployDeployments(masterComponent); |
| 75 | + } |
| 76 | + |
| 77 | + private void deleteResources(JmeterComponent masterComponent, List<JmeterComponent> slaveComponents) { |
| 78 | + masterComponent.deleteAll(); |
| 79 | + slaveComponents.forEach(component -> component.pods().forEach(Pod::delete)); |
| 80 | + } |
| 81 | +} |
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