package com.doumee.core.utils;
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import com.doumee.core.utils.monitor.*;
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import io.swagger.annotations.ApiModel;
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import io.swagger.annotations.ApiModelProperty;
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import lombok.Data;
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import oshi.hardware.CentralProcessor;
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import oshi.hardware.GlobalMemory;
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import oshi.hardware.HardwareAbstractionLayer;
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import oshi.software.os.FileSystem;
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import oshi.software.os.OSFileStore;
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import oshi.software.os.OperatingSystem;
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import java.io.Serializable;
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import java.lang.management.ManagementFactory;
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import java.lang.management.OperatingSystemMXBean;
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import java.util.Date;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Properties;
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import java.util.concurrent.TimeUnit;
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/**
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* @author Eva.Caesar Liu
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* @date 2022/03/15 09:54
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*/
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@Data
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@ApiModel("监听信息")
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public class Monitor implements Serializable {
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@ApiModelProperty(value = "操作系统名称")
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private String osName;
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@ApiModelProperty(value = "操作系统架构")
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private String osArch;
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@ApiModelProperty(value = "操作系统版本")
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private String osVersion;
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@ApiModelProperty(value = "服务器IP地址")
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private String ip;
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@ApiModelProperty(value = "MAC地址")
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private String mac;
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@ApiModelProperty(value = "服务器时间")
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private Date currentTime;
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@ApiModelProperty(value = "内存信息")
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private Memory memory;
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@ApiModelProperty(value = "CPU信息")
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private CPU cpu;
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@ApiModelProperty(value = "磁盘列表")
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private List<Disk> disks;
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@ApiModelProperty(value = "JVM信息")
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private JVM jvm;
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/**
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* 获取实时信息
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*/
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public Monitor current() {
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oshi.SystemInfo systemInfo = new oshi.SystemInfo();
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HardwareAbstractionLayer hardware = systemInfo.getHardware();
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systemInfo.getOperatingSystem().getSystemBootTime();
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// 系统信息
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OperatingSystemMXBean osMXBean = ManagementFactory.getOperatingSystemMXBean();
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this.setOsName(osMXBean.getName());
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this.setOsVersion(osMXBean.getVersion());
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this.setOsArch(osMXBean.getArch());
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this.setIp(Utils.Server.getIP());
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this.setMac(Utils.Server.getMAC());
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this.setCurrentTime(new Date(System.currentTimeMillis()));
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this.setMemory(hardware.getMemory());
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this.setCpu(hardware.getProcessor());
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this.setJvm();
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this.setDisks(systemInfo.getOperatingSystem());
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return this;
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}
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/**
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* 设置内存信息
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*/
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private void setMemory(GlobalMemory memory) {
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this.memory = new Memory();
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this.memory.setSize(this.toM(memory.getTotal()));
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this.memory.setFreeSpace(this.toM(memory.getAvailable()));
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}
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/**
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* 设置CPU信息
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*/
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private void setCpu(CentralProcessor processor) {
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this.cpu = new CPU();
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cpu.setLogicalCount(processor.getLogicalProcessorCount());
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cpu.setPhysicalCount(processor.getPhysicalProcessorCount());
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long[] prevTicks = processor.getSystemCpuLoadTicks();
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try {
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TimeUnit.SECONDS.sleep(1);
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long[] ticks = processor.getSystemCpuLoadTicks();
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long nice = ticks[CentralProcessor.TickType.NICE.getIndex()] - prevTicks[CentralProcessor.TickType.NICE.getIndex()];
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long irq = ticks[CentralProcessor.TickType.IRQ.getIndex()] - prevTicks[CentralProcessor.TickType.IRQ.getIndex()];
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long softirq = ticks[CentralProcessor.TickType.SOFTIRQ.getIndex()] - prevTicks[CentralProcessor.TickType.SOFTIRQ.getIndex()];
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long steal = ticks[CentralProcessor.TickType.STEAL.getIndex()] - prevTicks[CentralProcessor.TickType.STEAL.getIndex()];
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long cSys = ticks[CentralProcessor.TickType.SYSTEM.getIndex()] - prevTicks[CentralProcessor.TickType.SYSTEM.getIndex()];
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long user = ticks[CentralProcessor.TickType.USER.getIndex()] - prevTicks[CentralProcessor.TickType.USER.getIndex()];
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long iowait = ticks[CentralProcessor.TickType.IOWAIT.getIndex()] - prevTicks[CentralProcessor.TickType.IOWAIT.getIndex()];
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long idle = ticks[CentralProcessor.TickType.IDLE.getIndex()] - prevTicks[CentralProcessor.TickType.IDLE.getIndex()];
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long totalCpu = user + nice + cSys + idle + iowait + irq + softirq + steal;
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cpu.setSystemRatio(cSys * 100.0 / totalCpu);
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cpu.setUserRatio(user * 100.0 / totalCpu);
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cpu.setUseRatio(100.0 - idle * 100.0 / totalCpu);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}
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/**
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* 设置JVM信息
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*/
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private void setJvm() {
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this.jvm = new JVM();
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Properties props = System.getProperties();
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jvm.setMemory(new Memory());
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jvm.getMemory().setSize(this.toM(Runtime.getRuntime().totalMemory()));
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jvm.getMemory().setFreeSpace(this.toM(Runtime.getRuntime().freeMemory()));
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jvm.setVersion(props.getProperty("java.version"));
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jvm.setHome(props.getProperty("java.home"));
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jvm.setBootTime(new Date(ManagementFactory.getRuntimeMXBean().getStartTime()));
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}
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/**
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* 设置磁盘信息
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*/
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private void setDisks(OperatingSystem os) {
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try {
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this.disks = new LinkedList<>();
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FileSystem fileSystem = os.getFileSystem();
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List<OSFileStore> fsArray = fileSystem.getFileStores();
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for (OSFileStore fileStore : fsArray) {
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Disk disk = new Disk();
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disk.setName(fileStore.getName());
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disk.setDir(fileStore.getMount());
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disk.setFsType(fileStore.getType());
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disk.setSize(this.toM(fileStore.getTotalSpace()));
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disk.setFreeSpace(this.toM(fileStore.getFreeSpace()));
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this.disks.add(disk);
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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/**
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* 转为兆
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*/
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private double toM(long value) {
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return value * 1.0 / 1024 / 1024;
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}
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}
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