添加使用oshi与jna监控服务器资源状态插件

base-modules/service-system/service-system-biz/pom.xml

@@ -64,6 +64,19 @@
             <artifactId>json</artifactId>
             <version>20210307</version>
         </dependency>
+
+        <!-- 监控服务器资源状态 -->
+        <dependency>
+            <groupId>com.github.oshi</groupId>
+            <artifactId>oshi-core</artifactId>
+            <version>3.9.1</version>
+        </dependency>
+        <dependency>
+            <groupId>net.java.dev.jna</groupId>
+            <artifactId>jna-platform</artifactId>
+            <version>4.5.2</version>
+        </dependency>
+
     </dependencies>
 
     <build>

base-modules/service-system/service-system-biz/src/main/java/com/usky/system/controller/web/SystemInfoController.java

@@ -0,0 +1,27 @@
+package com.usky.system.controller.web;
+
+import com.usky.system.domain.SystemHardwareInfo;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/oshi")
+public class SystemInfoController {
+
+    @GetMapping("/list")
+    public SystemHardwareInfo getSystemHardwareInfo() {
+        SystemHardwareInfo systemHardwareInfo = new SystemHardwareInfo();
+        try {
+            // 调用 copyTo() 方法填充数据
+            systemHardwareInfo.copyTo();
+        } catch (Exception e) {
+            // 日志记录异常信息
+            e.printStackTrace();
+            // 可以根据需要返回错误信息或空对象
+            return null;
+        }
+        // 返回填充后的数据
+        return systemHardwareInfo;
+    }
+}

base-modules/service-system/service-system-biz/src/main/java/com/usky/system/domain/Cpu.java

@@ -0,0 +1,68 @@
+package com.usky.system.domain;
+
+import cn.hutool.core.util.NumberUtil;
+import lombok.Data;
+
+import java.io.Serializable;
+
+@Data
+public class Cpu implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+
+    /**
+     * 核心数
+     */
+    private int cpuNum;
+
+
+    /**
+     * CPU总的使用率
+     */
+    private double total;
+
+
+    /**
+     * CPU系统使用率
+     */
+    private double sys;
+
+
+    /**
+     * CPU用户使用率
+     */
+    private double used;
+
+
+    /**
+     * CPU当前等待率
+     */
+    private double wait;
+
+
+    /**
+     * CPU当前空闲率
+     */
+    private double free;
+
+
+    public double getTotal() {
+        return NumberUtil.round(NumberUtil.mul(total, 100), 2).doubleValue();
+    }
+
+    public double getSys() {
+        return NumberUtil.round(NumberUtil.mul(sys / total, 100), 2).doubleValue();
+    }
+
+    public double getUsed() {
+        return NumberUtil.round(NumberUtil.mul(used / total, 100), 2).doubleValue();
+    }
+
+    public double getWait() {
+        return NumberUtil.round(NumberUtil.mul(wait / total, 100), 2).doubleValue();
+    }
+
+    public double getFree() {
+        return NumberUtil.round(NumberUtil.mul(free / total, 100), 2).doubleValue();
+    }
+}

base-modules/service-system/service-system-biz/src/main/java/com/usky/system/domain/Jvm.java

@@ -0,0 +1,112 @@
+package com.usky.system.domain;
+
+import cn.hutool.core.date.DateUnit;
+import cn.hutool.core.date.DateUtil;
+import cn.hutool.core.util.NumberUtil;
+import lombok.Data;
+import java.io.Serializable;
+import java.lang.management.ManagementFactory;
+import java.util.Date;
+
+@Data
+public class Jvm implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+
+    /**
+     * 当前JVM占用的内存总数(M)
+     */
+    private double total;
+
+
+    /**
+     * JVM最大可用内存总数(M)
+     */
+    private double max;
+
+
+    /**
+     * JVM空闲内存(M)
+     */
+    private double free;
+
+
+    /**
+     * JDK版本
+     */
+    private String version;
+
+
+    /**
+     * JDK路径
+     */
+    private String home;
+
+
+    public double getTotal() {
+        return NumberUtil.div(total, (1024 * 1024), 2);
+    }
+
+    public double getMax() {
+        return NumberUtil.div(max, (1024 * 1024), 2);
+    }
+
+    public double getFree() {
+        return NumberUtil.div(free, (1024 * 1024), 2);
+    }
+
+    public double getUsed() {
+        return NumberUtil.div(total - free, (1024 * 1024), 2);
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public String getHome() {
+        return home;
+    }
+
+    public double getUsage() {
+        return NumberUtil.mul(NumberUtil.div(total - free, total, 4), 100);
+    }
+    /**
+     * 获取JDK名称
+     */
+    public String getName() {
+        return ManagementFactory.getRuntimeMXBean().getVmName();
+    }
+
+    /**
+     * JDK启动时间
+     */
+    public String getStartTime() {
+        long time = ManagementFactory.getRuntimeMXBean().getStartTime();
+        Date date = new Date(time);
+        return DateUtil.formatDateTime(date);
+    }
+
+    /**
+     * JDK运行时间
+     */
+    public String getRunTime() {
+        long time = ManagementFactory.getRuntimeMXBean().getStartTime();
+        Date date = new Date(time);
+
+
+        //运行多少分钟
+        long runMS = DateUtil.between(date, new Date(), DateUnit.MS);
+
+
+        long nd = 1000 * 24 * 60 * 60;
+        long nh = 1000 * 60 * 60;
+        long nm = 1000 * 60;
+
+
+        long day = runMS / nd;
+        long hour = runMS % nd / nh;
+        long min = runMS % nd % nh / nm;
+        return day + "天" + hour + "小时" + min + "分钟";
+    }
+}

base-modules/service-system/service-system-biz/src/main/java/com/usky/system/domain/Mem.java

@@ -0,0 +1,47 @@
+package com.usky.system.domain;
+
+import cn.hutool.core.util.NumberUtil;
+import lombok.Data;
+import java.io.Serializable;
+
+
+@Data
+public class Mem implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+
+    /**
+     * 内存总量
+     */
+    private double total;
+
+
+    /**
+     * 已用内存
+     */
+    private double used;
+
+
+    /**
+     * 剩余内存
+     */
+    private double free;
+
+
+    public double getTotal() {
+        return NumberUtil.div(total, (1024 * 1024 * 1024), 2);
+    }
+
+    public double getUsed() {
+        return NumberUtil.div(used, (1024 * 1024 * 1024), 2);
+    }
+
+    public double getFree() {
+        return NumberUtil.div(free, (1024 * 1024 * 1024), 2);
+    }
+
+    public double getUsage() {
+        return NumberUtil.mul(NumberUtil.div(used, total, 4), 100);
+    }
+}

base-modules/service-system/service-system-biz/src/main/java/com/usky/system/domain/Sys.java

@@ -0,0 +1,41 @@
+package com.usky.system.domain;
+
+import lombok.Data;
+import java.io.Serializable;
+
+
+@Data
+public class Sys implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+
+    /**
+     * 服务器名称
+     */
+    private String computerName;
+
+
+    /**
+     * 服务器Ip
+     */
+    private String computerIp;
+
+
+    /**
+     * 项目路径
+     */
+    private String userDir;
+
+
+    /**
+     * 操作系统
+     */
+    private String osName;
+
+
+    /**
+     * 系统架构
+     */
+    private String osArch;
+}

base-modules/service-system/service-system-biz/src/main/java/com/usky/system/domain/SysFile.java

@@ -0,0 +1,53 @@
+package com.usky.system.domain;
+
+import lombok.Data;
+import java.io.Serializable;
+
+
+@Data
+public class SysFile implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+
+    /**
+     * 盘符路径
+     */
+    private String dirName;
+
+
+    /**
+     * 盘符类型
+     */
+    private String sysTypeName;
+
+
+    /**
+     * 文件类型
+     */
+    private String typeName;
+
+
+    /**
+     * 总大小
+     */
+    private String total;
+
+
+    /**
+     * 剩余大小
+     */
+    private String free;
+
+
+    /**
+     * 已经使用量
+     */
+    private String used;
+
+
+    /**
+     * 资源的使用率
+     */
+    private double usage;
+}

base-modules/service-system/service-system-biz/src/main/java/com/usky/system/domain/SystemHardwareInfo.java

@@ -0,0 +1,185 @@
+package com.usky.system.domain;
+
+import cn.hutool.core.net.NetUtil;
+import cn.hutool.core.util.NumberUtil;
+import lombok.Data;
+import oshi.SystemInfo;
+import oshi.hardware.CentralProcessor;
+import oshi.hardware.CentralProcessor.TickType;
+import oshi.hardware.GlobalMemory;
+import oshi.hardware.HardwareAbstractionLayer;
+import oshi.software.os.FileSystem;
+import oshi.software.os.OSFileStore;
+import oshi.software.os.OperatingSystem;
+import oshi.util.Util;
+import java.io.Serializable;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Properties;
+
+
+@Data
+public class SystemHardwareInfo  implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+
+    private static final int OSHI_WAIT_SECOND = 1000;
+
+
+    /**
+     * CPU相关信息
+     */
+    private Cpu cpu = new Cpu();
+
+
+    /**
+     * 內存相关信息
+     */
+    private Mem mem = new Mem();
+
+
+    /**
+     * JVM相关信息
+     */
+    private Jvm jvm = new Jvm();
+
+
+    /**
+     * 服务器相关信息
+     */
+    private Sys sys = new Sys();
+
+
+    /**
+     * 磁盘相关信息
+     */
+    private List<SysFile> sysFiles = new LinkedList<SysFile>();
+
+
+    public void copyTo() throws Exception {
+        SystemInfo si = new SystemInfo();
+        HardwareAbstractionLayer hal = si.getHardware();
+
+
+        setCpuInfo(hal.getProcessor());
+
+
+        setMemInfo(hal.getMemory());
+
+
+        setSysInfo();
+
+
+        setJvmInfo();
+
+
+        setSysFiles(si.getOperatingSystem());
+    }
+
+    /**
+     * 设置CPU信息
+     */
+    private void setCpuInfo(CentralProcessor processor) {
+        // CPU信息
+        long[] prevTicks = processor.getSystemCpuLoadTicks();
+        Util.sleep(OSHI_WAIT_SECOND);
+        long[] ticks = processor.getSystemCpuLoadTicks();
+        long nice = ticks[TickType.NICE.getIndex()] - prevTicks[TickType.NICE.getIndex()];
+        long irq = ticks[TickType.IRQ.getIndex()] - prevTicks[TickType.IRQ.getIndex()];
+        long softirq = ticks[TickType.SOFTIRQ.getIndex()] - prevTicks[TickType.SOFTIRQ.getIndex()];
+        long steal = ticks[TickType.STEAL.getIndex()] - prevTicks[TickType.STEAL.getIndex()];
+        long cSys = ticks[TickType.SYSTEM.getIndex()] - prevTicks[TickType.SYSTEM.getIndex()];
+        long user = ticks[TickType.USER.getIndex()] - prevTicks[TickType.USER.getIndex()];
+        long iowait = ticks[TickType.IOWAIT.getIndex()] - prevTicks[TickType.IOWAIT.getIndex()];
+        long idle = ticks[TickType.IDLE.getIndex()] - prevTicks[TickType.IDLE.getIndex()];
+        long totalCpu = user + nice + cSys + idle + iowait + irq + softirq + steal;
+        cpu.setCpuNum(processor.getLogicalProcessorCount());
+        cpu.setTotal(totalCpu);
+        cpu.setSys(cSys);
+        cpu.setUsed(user);
+        cpu.setWait(iowait);
+        cpu.setFree(idle);
+    }
+
+    /**
+     * 设置内存信息
+     */
+    private void setMemInfo(GlobalMemory memory) {
+        mem.setTotal(memory.getTotal());
+        mem.setUsed(memory.getTotal() - memory.getAvailable());
+        mem.setFree(memory.getAvailable());
+    }
+
+    /**
+     * 设置服务器信息
+     */
+    private void setSysInfo() {
+        Properties props = System.getProperties();
+        SystemInfo si = new SystemInfo();
+        OperatingSystem os = si.getOperatingSystem();
+        // 使用 oshi 获取主机名
+        sys.setComputerName(os.getNetworkParams().getHostName());
+        sys.setComputerIp(NetUtil.getLocalhostStr());
+        sys.setOsName(props.getProperty("os.name"));
+        sys.setOsArch(props.getProperty("os.arch"));
+        sys.setUserDir(props.getProperty("user.dir"));
+    }
+
+    /**
+     * 设置Java虚拟机
+     */
+    private void setJvmInfo() {
+        Properties props = System.getProperties();
+        jvm.setTotal(Runtime.getRuntime().totalMemory());
+        jvm.setMax(Runtime.getRuntime().maxMemory());
+        jvm.setFree(Runtime.getRuntime().freeMemory());
+        jvm.setVersion(props.getProperty("java.version"));
+        jvm.setHome(props.getProperty("java.home"));
+    }
+
+    /**
+     * 设置磁盘信息
+     */
+    private void setSysFiles(OperatingSystem os) {
+        FileSystem fileSystem = os.getFileSystem();
+        OSFileStore[] fsArray = fileSystem.getFileStores();
+        for (OSFileStore fs : fsArray) {
+            long free = fs.getUsableSpace();
+            long total = fs.getTotalSpace();
+            long used = total - free;
+            SysFile sysFile = new SysFile();
+            sysFile.setDirName(fs.getMount());
+            sysFile.setSysTypeName(fs.getType());
+            sysFile.setTypeName(fs.getName());
+            sysFile.setTotal(convertFileSize(total));
+            sysFile.setFree(convertFileSize(free));
+            sysFile.setUsed(convertFileSize(used));
+            sysFile.setUsage(NumberUtil.round(NumberUtil.mul(used, total, 4), 100).doubleValue());
+            sysFiles.add(sysFile);
+        }
+    }
+
+    /**
+     * 字节转换
+     *
+     * @param size 字节大小
+     * @return 转换后值
+     */
+    public String convertFileSize(long size) {
+        long kb = 1024;
+        long mb = kb * 1024;
+        long gb = mb * 1024;
+        if (size >= gb) {
+            return String.format("%.1f GB" , (float) size / gb);
+        } else if (size >= mb) {
+            float f = (float) size / mb;
+            return String.format(f > 100 ? "%.0f MB" : "%.1f MB" , f);
+        } else if (size >= kb) {
+            float f = (float) size / kb;
+            return String.format(f > 100 ? "%.0f KB" : "%.1f KB" , f);
+        } else {
+            return String.format("%d B" , size);
+        }
+    }
+}