update 使用hutool重写系统监控

This commit is contained in:
疯狂的狮子li 2021-03-12 18:02:23 +08:00
parent 57cfad671f
commit 2b8ab9cc4d
7 changed files with 109 additions and 389 deletions

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@ -75,7 +75,7 @@
</exclusion>
</exclusions>
</dependency>
<!-- 获取系统信息 -->
<dependency>
<groupId>com.github.oshi</groupId>

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@ -1,114 +0,0 @@
package com.ruoyi.common.utils;
import java.math.BigDecimal;
import java.math.RoundingMode;
/**
* 精确的浮点数运算
*
* @author ruoyi
*/
public class Arith
{
/** 默认除法运算精度 */
private static final int DEF_DIV_SCALE = 10;
/** 这个类不能实例化 */
private Arith()
{
}
/**
* 提供精确的加法运算
* @param v1 被加数
* @param v2 加数
* @return 两个参数的和
*/
public static double add(double v1, double v2)
{
BigDecimal b1 = new BigDecimal(Double.toString(v1));
BigDecimal b2 = new BigDecimal(Double.toString(v2));
return b1.add(b2).doubleValue();
}
/**
* 提供精确的减法运算
* @param v1 被减数
* @param v2 减数
* @return 两个参数的差
*/
public static double sub(double v1, double v2)
{
BigDecimal b1 = new BigDecimal(Double.toString(v1));
BigDecimal b2 = new BigDecimal(Double.toString(v2));
return b1.subtract(b2).doubleValue();
}
/**
* 提供精确的乘法运算
* @param v1 被乘数
* @param v2 乘数
* @return 两个参数的积
*/
public static double mul(double v1, double v2)
{
BigDecimal b1 = new BigDecimal(Double.toString(v1));
BigDecimal b2 = new BigDecimal(Double.toString(v2));
return b1.multiply(b2).doubleValue();
}
/**
* 提供相对精确的除法运算当发生除不尽的情况时精确到
* 小数点以后10位以后的数字四舍五入
* @param v1 被除数
* @param v2 除数
* @return 两个参数的商
*/
public static double div(double v1, double v2)
{
return div(v1, v2, DEF_DIV_SCALE);
}
/**
* 提供相对精确的除法运算当发生除不尽的情况时由scale参数指
* 定精度以后的数字四舍五入
* @param v1 被除数
* @param v2 除数
* @param scale 表示表示需要精确到小数点以后几位
* @return 两个参数的商
*/
public static double div(double v1, double v2, int scale)
{
if (scale < 0)
{
throw new IllegalArgumentException(
"The scale must be a positive integer or zero");
}
BigDecimal b1 = new BigDecimal(Double.toString(v1));
BigDecimal b2 = new BigDecimal(Double.toString(v2));
if (b1.compareTo(BigDecimal.ZERO) == 0)
{
return BigDecimal.ZERO.doubleValue();
}
return b1.divide(b2, scale, RoundingMode.HALF_UP).doubleValue();
}
/**
* 提供精确的小数位四舍五入处理
* @param v 需要四舍五入的数字
* @param scale 小数点后保留几位
* @return 四舍五入后的结果
*/
public static double round(double v, int scale)
{
if (scale < 0)
{
throw new IllegalArgumentException(
"The scale must be a positive integer or zero");
}
BigDecimal b = new BigDecimal(Double.toString(v));
BigDecimal one = new BigDecimal("1");
return b.divide(one, scale, RoundingMode.HALF_UP).doubleValue();
}
}

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@ -1,66 +0,0 @@
package com.ruoyi.common.utils.sign;
import java.security.MessageDigest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Md5加密方法
*
* @author ruoyi
*/
public class Md5Utils
{
private static final Logger log = LoggerFactory.getLogger(Md5Utils.class);
private static byte[] md5(String s)
{
MessageDigest algorithm;
try
{
algorithm = MessageDigest.getInstance("MD5");
algorithm.reset();
algorithm.update(s.getBytes("UTF-8"));
byte[] messageDigest = algorithm.digest();
return messageDigest;
}
catch (Exception e)
{
log.error("MD5 Error...", e);
}
return null;
}
private static final String toHex(byte hash[])
{
if (hash == null)
{
return null;
}
StringBuffer buf = new StringBuffer(hash.length * 2);
int i;
for (i = 0; i < hash.length; i++)
{
if ((hash[i] & 0xff) < 0x10)
{
buf.append("0");
}
buf.append(Long.toString(hash[i] & 0xff, 16));
}
return buf.toString();
}
public static String hash(String s)
{
try
{
return new String(toHex(md5(s)).getBytes("UTF-8"), "UTF-8");
}
catch (Exception e)
{
log.error("not supported charset...{}", e);
return s;
}
}
}

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@ -1,35 +1,35 @@
package com.ruoyi.framework.web.domain;
import java.net.UnknownHostException;
import java.util.LinkedList;
import java.util.List;
import java.util.Properties;
import com.ruoyi.common.utils.Arith;
import com.ruoyi.common.utils.ip.IpUtils;
import cn.hutool.core.net.NetUtil;
import cn.hutool.core.util.NumberUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.system.*;
import cn.hutool.system.oshi.CpuInfo;
import cn.hutool.system.oshi.OshiUtil;
import com.ruoyi.framework.web.domain.server.Cpu;
import com.ruoyi.framework.web.domain.server.Jvm;
import com.ruoyi.framework.web.domain.server.Mem;
import com.ruoyi.framework.web.domain.server.Sys;
import com.ruoyi.framework.web.domain.server.SysFile;
import oshi.SystemInfo;
import oshi.hardware.CentralProcessor;
import oshi.hardware.CentralProcessor.TickType;
import lombok.Data;
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;
/**
* 服务器相关信息
*
*
* @author ruoyi
*/
public class Server
{
@Data
public class Server {
private static final int OSHI_WAIT_SECOND = 1000;
/**
* CPU相关信息
*/
@ -55,103 +55,33 @@ public class Server
*/
private List<SysFile> sysFiles = new LinkedList<SysFile>();
public Cpu getCpu()
{
return cpu;
}
public void setCpu(Cpu cpu)
{
this.cpu = cpu;
}
public Mem getMem()
{
return mem;
}
public void setMem(Mem mem)
{
this.mem = mem;
}
public Jvm getJvm()
{
return jvm;
}
public void setJvm(Jvm jvm)
{
this.jvm = jvm;
}
public Sys getSys()
{
return sys;
}
public void setSys(Sys sys)
{
this.sys = sys;
}
public List<SysFile> getSysFiles()
{
return sysFiles;
}
public void setSysFiles(List<SysFile> sysFiles)
{
this.sysFiles = sysFiles;
}
public void copyTo() throws Exception
{
SystemInfo si = new SystemInfo();
HardwareAbstractionLayer hal = si.getHardware();
setCpuInfo(hal.getProcessor());
setMemInfo(hal.getMemory());
public void copyTo() {
setCpuInfo();
setMemInfo();
setSysInfo();
setJvmInfo();
setSysFiles(si.getOperatingSystem());
setSysFiles();
}
/**
* 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);
private void setCpuInfo() {
CpuInfo cpuInfo = OshiUtil.getCpuInfo(OSHI_WAIT_SECOND);
cpu.setCpuNum(cpuInfo.getCpuNum());
cpu.setTotal(cpuInfo.getToTal());
cpu.setSys(cpuInfo.getSys());
cpu.setUsed(cpuInfo.getUsed());
cpu.setWait(cpuInfo.getWait());
cpu.setFree(cpuInfo.getFree());
}
/**
* 设置内存信息
*/
private void setMemInfo(GlobalMemory memory)
{
private void setMemInfo() {
GlobalMemory memory = OshiUtil.getMemory();
mem.setTotal(memory.getTotal());
mem.setUsed(memory.getTotal() - memory.getAvailable());
mem.setFree(memory.getAvailable());
@ -160,38 +90,39 @@ public class Server
/**
* 设置服务器信息
*/
private void setSysInfo()
{
Properties props = System.getProperties();
sys.setComputerName(IpUtils.getHostName());
sys.setComputerIp(IpUtils.getHostIp());
sys.setOsName(props.getProperty("os.name"));
sys.setOsArch(props.getProperty("os.arch"));
sys.setUserDir(props.getProperty("user.dir"));
private void setSysInfo() {
HostInfo hostInfo = SystemUtil.getHostInfo();
OsInfo osInfo = SystemUtil.getOsInfo();
UserInfo userInfo = SystemUtil.getUserInfo();
sys.setComputerName(hostInfo.getName());
sys.setComputerIp(hostInfo.getAddress());
sys.setOsName(osInfo.getName());
sys.setOsArch(osInfo.getArch());
sys.setUserDir(userInfo.getCurrentDir());
}
/**
* 设置Java虚拟机
*/
private void setJvmInfo() throws UnknownHostException
{
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"));
private void setJvmInfo() {
JavaInfo javaInfo = SystemUtil.getJavaInfo();
RuntimeInfo runtimeInfo = SystemUtil.getRuntimeInfo();
JavaRuntimeInfo javaRuntimeInfo = SystemUtil.getJavaRuntimeInfo();
jvm.setTotal(runtimeInfo.getTotalMemory());
jvm.setMax(runtimeInfo.getMaxMemory());
jvm.setFree(runtimeInfo.getFreeMemory());
jvm.setVersion(javaInfo.getVersion());
jvm.setHome(javaRuntimeInfo.getHomeDir());
}
/**
* 设置磁盘信息
*/
private void setSysFiles(OperatingSystem os)
{
private void setSysFiles() {
OperatingSystem os = OshiUtil.getOs();
FileSystem fileSystem = os.getFileSystem();
List<OSFileStore> fsArray = fileSystem.getFileStores();
for (OSFileStore fs : fsArray)
{
for (OSFileStore fs : fsArray) {
long free = fs.getUsableSpace();
long total = fs.getTotalSpace();
long used = total - free;
@ -202,39 +133,31 @@ public class Server
sysFile.setTotal(convertFileSize(total));
sysFile.setFree(convertFileSize(free));
sysFile.setUsed(convertFileSize(used));
sysFile.setUsage(Arith.mul(Arith.div(used, total, 4), 100));
sysFile.setUsage(NumberUtil.mul(NumberUtil.div(used, total, 4), 100));
sysFiles.add(sysFile);
}
}
/**
* 字节转换
*
*
* @param size 字节大小
* @return 转换后值
*/
public String convertFileSize(long size)
{
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)
{
if (size >= gb) {
return StrUtil.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)
{
return StrUtil.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);
return StrUtil.format(f > 100 ? "%.0f KB" : "%.1f KB", f);
} else {
return StrUtil.format("%d B", size);
}
}
}

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@ -1,14 +1,13 @@
package com.ruoyi.framework.web.domain.server;
import com.ruoyi.common.utils.Arith;
import cn.hutool.core.util.NumberUtil;
/**
* CPU相关信息
*
*
* @author ruoyi
*/
public class Cpu
{
public class Cpu {
/**
* 核心数
*/
@ -39,63 +38,51 @@ public class Cpu
*/
private double free;
public int getCpuNum()
{
public int getCpuNum() {
return cpuNum;
}
public void setCpuNum(int cpuNum)
{
public void setCpuNum(int cpuNum) {
this.cpuNum = cpuNum;
}
public double getTotal()
{
return Arith.round(Arith.mul(total, 100), 2);
public double getTotal() {
return NumberUtil.round(NumberUtil.mul(total, 100), 2).doubleValue();
}
public void setTotal(double total)
{
public void setTotal(double total) {
this.total = total;
}
public double getSys()
{
return Arith.round(Arith.mul(sys / total, 100), 2);
public double getSys() {
return NumberUtil.round(NumberUtil.mul(sys / total, 100), 2).doubleValue();
}
public void setSys(double sys)
{
public void setSys(double sys) {
this.sys = sys;
}
public double getUsed()
{
return Arith.round(Arith.mul(used / total, 100), 2);
public double getUsed() {
return NumberUtil.round(NumberUtil.mul(used / total, 100), 2).doubleValue();
}
public void setUsed(double used)
{
public void setUsed(double used) {
this.used = used;
}
public double getWait()
{
return Arith.round(Arith.mul(wait / total, 100), 2);
public double getWait() {
return NumberUtil.round(NumberUtil.mul(wait / total, 100), 2).doubleValue();
}
public void setWait(double wait)
{
public void setWait(double wait) {
this.wait = wait;
}
public double getFree()
{
return Arith.round(Arith.mul(free / total, 100), 2);
public double getFree() {
return NumberUtil.round(NumberUtil.mul(free / total, 100), 2).doubleValue();
}
public void setFree(double free)
{
public void setFree(double free) {
this.free = free;
}
}

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@ -1,16 +1,19 @@
package com.ruoyi.framework.web.domain.server;
import java.lang.management.ManagementFactory;
import com.ruoyi.common.utils.Arith;
import java.util.Date;
import cn.hutool.core.date.BetweenFormatter;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.util.NumberUtil;
import com.ruoyi.common.utils.DateUtils;
/**
* JVM相关信息
*
*
* @author ruoyi
*/
public class Jvm
{
public class Jvm {
/**
* 当前JVM占用的内存总数(M)
*/
@ -36,71 +39,58 @@ public class Jvm
*/
private String home;
public double getTotal()
{
return Arith.div(total, (1024 * 1024), 2);
public double getTotal() {
return NumberUtil.div(total, (1024 * 1024), 2);
}
public void setTotal(double total)
{
public void setTotal(double total) {
this.total = total;
}
public double getMax()
{
return Arith.div(max, (1024 * 1024), 2);
public double getMax() {
return NumberUtil.div(max, (1024 * 1024), 2);
}
public void setMax(double max)
{
public void setMax(double max) {
this.max = max;
}
public double getFree()
{
return Arith.div(free, (1024 * 1024), 2);
public double getFree() {
return NumberUtil.div(free, (1024 * 1024), 2);
}
public void setFree(double free)
{
public void setFree(double free) {
this.free = free;
}
public double getUsed()
{
return Arith.div(total - free, (1024 * 1024), 2);
public double getUsed() {
return NumberUtil.div(total - free, (1024 * 1024), 2);
}
public double getUsage()
{
return Arith.mul(Arith.div(total - free, total, 4), 100);
public double getUsage() {
return NumberUtil.mul(NumberUtil.div(total - free, total, 4), 100);
}
/**
* 获取JDK名称
*/
public String getName()
{
public String getName() {
return ManagementFactory.getRuntimeMXBean().getVmName();
}
public String getVersion()
{
public String getVersion() {
return version;
}
public void setVersion(String version)
{
public void setVersion(String version) {
this.version = version;
}
public String getHome()
{
public String getHome() {
return home;
}
public void setHome(String home)
{
public void setHome(String home) {
this.home = home;
}

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@ -1,6 +1,6 @@
package com.ruoyi.framework.web.domain.server;
import com.ruoyi.common.utils.Arith;
import cn.hutool.core.util.NumberUtil;
/**
* 內存相关信息
@ -26,7 +26,7 @@ public class Mem
public double getTotal()
{
return Arith.div(total, (1024 * 1024 * 1024), 2);
return NumberUtil.div(total, (1024 * 1024 * 1024), 2);
}
public void setTotal(long total)
@ -36,7 +36,7 @@ public class Mem
public double getUsed()
{
return Arith.div(used, (1024 * 1024 * 1024), 2);
return NumberUtil.div(used, (1024 * 1024 * 1024), 2);
}
public void setUsed(long used)
@ -46,7 +46,7 @@ public class Mem
public double getFree()
{
return Arith.div(free, (1024 * 1024 * 1024), 2);
return NumberUtil.div(free, (1024 * 1024 * 1024), 2);
}
public void setFree(long free)
@ -56,6 +56,6 @@ public class Mem
public double getUsage()
{
return Arith.mul(Arith.div(used, total, 4), 100);
return NumberUtil.mul(NumberUtil.div(used, total, 4), 100);
}
}