98 lines
2.3 KiB
Java
98 lines
2.3 KiB
Java
package org.sysmon.plugins.sysmon_linux;
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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 org.sysmon.shared.Measurement;
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import org.sysmon.shared.MetricExtension;
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import org.sysmon.shared.MetricResult;
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import java.io.IOException;
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import java.nio.charset.StandardCharsets;
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import java.nio.file.Files;
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import java.nio.file.Paths;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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@Extension
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public class LinuxProcessorExtension implements MetricExtension {
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private static final Logger log = LoggerFactory.getLogger(LinuxProcessorExtension.class);
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private List<LinuxProcessorProcLine> currentProcessorProc;
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private List<LinuxProcessorProcLine> previousProcessorProc;
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@Override
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public boolean isSupported() {
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return System.getProperty("os.name").toLowerCase().contains("linux");
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}
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@Override
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public String getName() {
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return "linux-processor";
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}
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@Override
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public String getProvides() {
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return "processor";
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}
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@Override
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public String getDescription() {
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return "Linux Processor Metrics";
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}
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@Override
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public MetricResult getMetrics() {
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LinuxProcessorProcLine proc1 = processFileOutput(readProcFile());
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try {
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Thread.sleep(1 * 1000); // TODO: Configure sample collect time
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} catch (InterruptedException e) {
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log.warn("getMetrics() - sleep interrupted");
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return null;
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}
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LinuxProcessorProcLine proc2 = processFileOutput(readProcFile());
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LinuxProcessorStat stat = new LinuxProcessorStat(proc2, proc1);
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return new MetricResult("processor", new Measurement(stat.getTags(), stat.getFields()));
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}
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protected List<String> readProcFile() {
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List<String> allLines = new ArrayList<>();
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try {
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allLines = Files.readAllLines(Paths.get("/proc/stat"), StandardCharsets.UTF_8);
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} catch (IOException e) {
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log.error(e.getMessage());
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}
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return allLines;
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}
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protected LinuxProcessorProcLine processFileOutput(List<String> inputLines) {
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for(String line : inputLines) {
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if(line.matches("^cpu\\S+.*")) {
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return new LinuxProcessorProcLine(line);
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}
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}
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return null;
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}
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}
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