97 lines
2.6 KiB
Java
97 lines
2.6 KiB
Java
package sysmon.plugins.base;
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import org.pf4j.Extension;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import oshi.hardware.HardwareAbstractionLayer;
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import sysmon.shared.Measurement;
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import sysmon.shared.MetricExtension;
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import sysmon.shared.MetricResult;
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import java.util.Map;
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import java.util.TreeMap;
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@Extension
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public class BaseMemoryExtension implements MetricExtension {
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private static final Logger log = LoggerFactory.getLogger(BaseMemoryExtension.class);
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// Extension details
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private final String name = "base_memory";
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private final String description = "Base Memory Metrics";
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// Configuration / Options
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private boolean enabled = true;
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private boolean threaded = false;
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private String interval = "10s";
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private HardwareAbstractionLayer hardwareAbstractionLayer;
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@Override
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public boolean isEnabled() {
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return enabled;
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}
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@Override
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public boolean isThreaded() {
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return threaded;
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}
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@Override
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public boolean isSupported() {
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hardwareAbstractionLayer = BasePlugin.getHardwareAbstractionLayer();
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return hardwareAbstractionLayer != null;
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}
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@Override
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public String getName() {
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return name;
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}
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@Override
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public String getInterval() {
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return interval;
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}
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@Override
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public String getDescription() {
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return description;
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}
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@Override
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public void setConfiguration(Map<String, Object> map) {
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if (map.containsKey("enabled")) {
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enabled = (boolean) map.get("enabled");
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}
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if(map.containsKey("threaded")) {
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threaded = (boolean) map.get("threaded");
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}
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if(map.containsKey("interval")) {
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interval = (String) map.get("interval");
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}
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}
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@Override
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public MetricResult getMetrics() {
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TreeMap<String, String> tagsMap = new TreeMap<>();
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TreeMap<String, Object> fieldsMap = new TreeMap<>();
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long total = hardwareAbstractionLayer.getMemory().getTotal();
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long available = hardwareAbstractionLayer.getMemory().getAvailable();
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float usage = ((float) (total - available) / total ) * 100;
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fieldsMap.put("available", available);
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fieldsMap.put("total", total);
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fieldsMap.put("usage", usage);
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fieldsMap.put("paged", hardwareAbstractionLayer.getMemory().getPageSize());
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fieldsMap.put("virtual", hardwareAbstractionLayer.getMemory().getVirtualMemory().getVirtualInUse());
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log.debug(fieldsMap.toString());
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return new MetricResult(name, new Measurement(tagsMap, fieldsMap));
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}
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}
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