sysmon/plugins/os-base/src/main/java/sysmon/plugins/os_base/BaseProcessorExtension.java

121 lines
4.1 KiB
Java

package sysmon.plugins.os_base;
import org.pf4j.Extension;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import oshi.hardware.CentralProcessor;
import oshi.hardware.HardwareAbstractionLayer;
import sysmon.shared.Measurement;
import sysmon.shared.MetricExtension;
import sysmon.shared.MetricResult;
import java.util.HashMap;
import java.util.Map;
@Extension
public class BaseProcessorExtension implements MetricExtension {
private static final Logger log = LoggerFactory.getLogger(BaseProcessorExtension.class);
// Extension details
private final String name = "base_processor";
private final String provides = "processor";
private final String description = "Base Processor Metrics";
// Configuration / Options
private boolean enabled = true;
private boolean threaded = false;
private HardwareAbstractionLayer hardwareAbstractionLayer;
private long[] oldTicks;
@Override
public boolean isEnabled() {
return enabled;
}
@Override
public boolean isThreaded() {
return threaded;
}
@Override
public boolean isSupported() {
hardwareAbstractionLayer = BasePlugin.getHardwareAbstractionLayer();
return hardwareAbstractionLayer != null;
}
@Override
public String getName() {
return name;
}
@Override
public String getInterval() {
return null;
}
@Override
public String getProvides() {
return provides;
}
@Override
public String getDescription() {
return description;
}
@Override
public void setConfiguration(Map<String, Object> map) {
if (map.containsKey("enabled")) {
enabled = (boolean) map.get("enabled");
}
if(map.containsKey("threaded")) {
threaded = (boolean) map.get("threaded");
}
}
@Override
public MetricResult getMetrics() {
HashMap<String, String> tagsMap = new HashMap<>();
HashMap<String, Object> fieldsMap = new HashMap<>();
long[] ticks = hardwareAbstractionLayer.getProcessor().getSystemCpuLoadTicks();
if(oldTicks == null || oldTicks.length != ticks.length) {
oldTicks = ticks;
return null;
}
long nice = ticks[CentralProcessor.TickType.NICE.getIndex()] - oldTicks[CentralProcessor.TickType.NICE.getIndex()];
long user = ticks[CentralProcessor.TickType.USER.getIndex()] - oldTicks[CentralProcessor.TickType.USER.getIndex()];
long system = ticks[CentralProcessor.TickType.SYSTEM.getIndex()] - oldTicks[CentralProcessor.TickType.SYSTEM.getIndex()];
long steal = ticks[CentralProcessor.TickType.STEAL.getIndex()] - oldTicks[CentralProcessor.TickType.STEAL.getIndex()];
long irq = ticks[CentralProcessor.TickType.IRQ.getIndex()] - oldTicks[CentralProcessor.TickType.IRQ.getIndex()];
long softirq = ticks[CentralProcessor.TickType.SOFTIRQ.getIndex()] - oldTicks[CentralProcessor.TickType.SOFTIRQ.getIndex()];
long idle = ticks[CentralProcessor.TickType.IDLE.getIndex()] - oldTicks[CentralProcessor.TickType.IDLE.getIndex()];
long iowait = ticks[CentralProcessor.TickType.IOWAIT.getIndex()] - oldTicks[CentralProcessor.TickType.IOWAIT.getIndex()];
long busy = nice + user + system + steal + irq + softirq;
long nonBusy = idle + iowait;
long total = busy + nonBusy;
fieldsMap.put("system", ((float) system / (float) total) * 100);
fieldsMap.put("user", ((float) user / (float) total) * 100);
fieldsMap.put("nice", ((float) nice / (float) total) * 100);
fieldsMap.put("iowait", ((float) iowait / (float) total) * 100);
fieldsMap.put("steal", ((float) steal / (float) total) * 100);
fieldsMap.put("irq", ((float) irq / (float) total) * 100);
fieldsMap.put("softirq", ((float) softirq / (float) total) * 100);
fieldsMap.put("idle", ((float) idle / (float) total) * 100);
fieldsMap.put("busy", ((float) busy / (float) total) * 100);
oldTicks = ticks;
log.debug(fieldsMap.toString());
return new MetricResult(name, new Measurement(tagsMap, fieldsMap));
}
}