import java.net.InetAddress;
import java.net.UnknownHostException;
import org.exolab.jms.common.uuid.UUIDGenerator;
import org.hyperic.sigar.CpuInfo;
import org.hyperic.sigar.CpuPerc;
import org.hyperic.sigar.FileSystem;
import org.hyperic.sigar.FileSystemUsage;
import org.hyperic.sigar.NetFlags;
import org.hyperic.sigar.NetInterfaceConfig;
import org.hyperic.sigar.NetInterfaceStat;
import org.hyperic.sigar.OperatingSystem;
import org.hyperic.sigar.Sigar;
import org.hyperic.sigar.SigarException;
import org.hyperic.sigar.SigarNotImplementedException;
import org.hyperic.sigar.Who;
/**
* 通过Hyperic-hq产品的基础包sigar.jar来实现服务器状态数据的获取。Sigar.jar包是通过本地方法来调用操作系统API来获取系统相关数据。Windows操作系统下Sigar.jar依赖sigar-amd64-winnt.dll或sigar-x86-winnt.dll,linux 操作系统下则依赖libsigar-amd64-linux.so或libsigar-x86-linux.so……而Sigar.jar还依赖于jug-asl-2.0.0.jar、log4j-1.2.14.jar、Junit.jar,
Sigar.jar包的使用方法:
* @author Administrator
*
*/
public class sigar {
// 1、 CPU资源信息
// a) CPU数量(单位:个)
private static void getCpuCount() throws SigarException {
Sigar sigar = new Sigar();
// b) CPU的总量(单位:HZ)及CPU的相关信息
CpuInfo[] infos = sigar.getCpuInfoList();
for (int i = 0; i < infos.length; i++) {// 不管是单块CPU还是多CPU都适用
CpuInfo info = infos;
System.out.println("mhz=" + info.getMhz());// CPU的总量MHz
System.out.println("vendor=" + info.getVendor());// 获得CPU的卖主,如:Intel
System.out.println("model=" + info.getModel());// 获得CPU的类别,如:Celeron
System.out.println("cache size=" + info.getCacheSize());// 缓冲存储器数量
}
}
// c) CPU的用户使用量、系统使用剩余量、总的剩余量、总的使用占用量等(单位:100%)
public void testCpuPerc() {
Sigar sigar = new Sigar();
// 方式一,主要是针对一块CPU的情况
CpuPerc cpu;
try {
cpu = sigar.getCpuPerc();
printCpuPerc(cpu);
} catch (SigarException e) {
e.printStackTrace();
}
// 方式二,不管是单块CPU还是多CPU都适用
CpuPerc cpuList[] = null;
try {
cpuList = sigar.getCpuPercList();
} catch (SigarException e) {
e.printStackTrace();
return;
}
for (int i = 0; i < cpuList.length; i++) {
printCpuPerc(cpuList);
}
}
private void printCpuPerc(CpuPerc cpu) {
System.out.println("User :" + CpuPerc.format(cpu.getUser()));// 用户使用率
System.out.println("Sys :" + CpuPerc.format(cpu.getSys()));// 系统使用率
System.out.println("Wait :" + CpuPerc.format(cpu.getWait()));// 当前等待率
System.out.println("Nice :" + CpuPerc.format(cpu.getNice()));//
System.out.println("Idle :" + CpuPerc.format(cpu.getIdle()));// 当前空闲率
System.out.println("Total :" + CpuPerc.format(cpu.getCombined()));// 总的使用率
}
/**
* d) …… 2、 内存资源信息 a) 物理内存信息
*/
// Sigar sigar = new Sigar();
// Mem mem = sigar.getMem();
// // 内存总量
// System.out.println("Total = " + mem.getTotal() / 1024L + "K av");
// // 当前内存使用量
// System.out.println("Used = " + mem.getUsed() / 1024L + "K used");
// // 当前内存剩余量
// System.out.println("Free = " + mem.getFree() / 1024L + "K free");
// // 系统页面文件交换区信息
// Sigar sigar = new Sigar();
// Swap swap = sigar.getSwap();
// 交换区总量
// System.out.println("Total = " + swap.getTotal() / 1024L + "K av");
// // 当前交换区使用量
// System.out.println("Used = " + swap.getUsed() / 1024L + "K used");
// // 当前交换区剩余量
// System.out.println("Free = " + swap.getFree() / 1024L + "K free");
/**
* …… 3、 操作系统信息 a) 取到当前操作系统的名称:
*/
private String getPlatformName() {
String hostname = "";
try {
hostname = InetAddress.getLocalHost().getHostName();
} catch (Exception exc) {
Sigar sigar = new Sigar();
try {
hostname = sigar.getNetInfo().getHostName();
} catch (SigarException e) {
hostname = "localhost.unknown";
} finally {
sigar.close();
}
}
return hostname;
}
/**
* 取当前操作系统的信息
*/
public void testGetOSInfo() {
OperatingSystem OS = OperatingSystem.getInstance();
// 操作系统内核类型如: 386、486、586等x86
System.out.println("OS.getArch() = " + OS.getArch());
System.out.println("OS.getCpuEndian() = " + OS.getCpuEndian());//
System.out.println("OS.getDataModel() = " + OS.getDataModel());//
// 系统描述
System.out.println("OS.getDescription() = " + OS.getDescription());
System.out.println("OS.getMachine() = " + OS.getMachine());//
// 操作系统类型
System.out.println("OS.getName() = " + OS.getName());
System.out.println("OS.getPatchLevel() = " + OS.getPatchLevel());//
// 操作系统的卖主
System.out.println("OS.getVendor() = " + OS.getVendor());
// 卖主名称
System.out
.println("OS.getVendorCodeName() = " + OS.getVendorCodeName());
// 操作系统名称
System.out.println("OS.getVendorName() = " + OS.getVendorName());
// 操作系统卖主类型
System.out.println("OS.getVendorVersion() = " + OS.getVendorVersion());
// 操作系统的版本号
System.out.println("OS.getVersion() = " + OS.getVersion());
}
/**
* 取当前系统进程表中的用户信息
*/
public void testWho() {
try {
Sigar sigar = new Sigar();
org.hyperic.sigar.Who[] who = sigar.getWhoList();
if (who != null && who.length > 0) {
for (int i = 0; i < who.length; i++) {
System.out.println("/n~~~~~~~~~" + String.valueOf(i)
+ "~~~~~~~~~");
Who _who = who;
System.out.println("getDevice() = " + _who.getDevice());
System.out.println("getHost() = " + _who.getHost());
System.out.println("getTime() = " + _who.getTime());
// 当前系统进程表中的用户名
System.out.println("getUser() = " + _who.getUser());
}
}
} catch (SigarException e) {
e.printStackTrace();
}
}
/**
* d) …… 4、 资源信息(主要是硬盘) a)
* 取硬盘已有的分区及其详细信息(通过sigar.getFileSystemList()来获得FileSystem列表对象,然后对其进行编历):
*/
public void testFileSystemInfo() throws Exception {
Sigar sigar = new Sigar();
FileSystem fslist[] = sigar.getFileSystemList();
String dir = System.getProperty("user.home");// 当前用户文件夹路径
for (int i = 0; i < fslist.length; i++) {
System.out.println("/n~~~~~~~~~~" + i + "~~~~~~~~~~");
FileSystem fs = fslist;
// 分区的盘符名称
System.out.println("fs.getDevName() = " + fs.getDevName());
// 分区的盘符名称
System.out.println("fs.getDirName() = " + fs.getDirName());
System.out.println("fs.getFlags() = " + fs.getFlags());//
// 文件系统类型,比如 FAT32、NTFS
System.out.println("fs.getSysTypeName() = " + fs.getSysTypeName());
// 文件系统类型名,比如本地硬盘、光驱、网络文件系统等
System.out.println("fs.getTypeName() = " + fs.getTypeName());
// 文件系统类型
System.out.println("fs.getType() = " + fs.getType());
FileSystemUsage usage = null;
try {
usage = sigar.getFileSystemUsage(fs.getDirName());
} catch (SigarException e) {
if (fs.getType() == 2)
throw e;
continue;
}
switch (fs.getType()) {
case 0: // TYPE_UNKNOWN :未知
break;
case 1: // TYPE_NONE
break;
case 2: // TYPE_LOCAL_DISK : 本地硬盘
// 文件系统总大小
System.out.println(" Total = " + usage.getTotal() + "KB");
// 文件系统剩余大小
System.out.println(" Free = " + usage.getFree() + "KB");
// 文件系统可用大小
System.out.println(" Avail = " + usage.getAvail() + "KB");
// 文件系统已经使用量
System.out.println(" Used = " + usage.getUsed() + "KB");
double usePercent = usage.getUsePercent() * 100D;
// 文件系统资源的利用率
System.out.println(" Usage = " + usePercent + "%");
break;
case 3:// TYPE_NETWORK :网络
break;
case 4:// TYPE_RAM_DISK :闪存
break;
case 5:// TYPE_CDROM :光驱
break;
case 6:// TYPE_SWAP :页面交换
break;
}
System.out.println(" DiskReads = " + usage.getDiskReads());
System.out.println(" DiskWrites = " + usage.getDiskWrites());
}
return;
}
/**
* ……5、 网络信息 a) 当前机器的正式域名
*/
public String getFQDN(){
try {
return InetAddress.getLocalHost().getCanonicalHostName();
} catch (UnknownHostException e) {
try {
Sigar sigar = new Sigar();
return sigar.getFQDN();
} catch (SigarException ex) {
return null;
} finally {
// sigar.close();
}
}
}
/**
* 取到当前机器的IP地址
*
* @return
*/
public String getDefaultIpAddress() {
String address = null;
try {
address = InetAddress.getLocalHost().getHostAddress();
// 没有出现异常而正常当取到的IP时,如果取到的不是网卡循回地址时就返回
// 否则再通过Sigar工具包中的方法来获取
if (!NetFlags.LOOPBACK_ADDRESS.equals(address)) {
return address;
}
} catch (UnknownHostException e) {
// hostname not in DNS or /etc/hosts
}
Sigar sigar = new Sigar();
try {
address = sigar.getNetInterfaceConfig().getAddress();
} catch (SigarException e) {
address = NetFlags.LOOPBACK_ADDRESS;
} finally {
sigar.close();
}
return address;
}
/**
* 取到当前机器的MAC地址
*
* @return
*/
public String getMAC() {
Sigar sigar = null;
try {
sigar = new Sigar();
String[] ifaces = sigar.getNetInterfaceList();
String hwaddr = null;
for (int i = 0; i < ifaces.length; i++) {
NetInterfaceConfig cfg = sigar.getNetInterfaceConfig(ifaces);
if (NetFlags.LOOPBACK_ADDRESS.equals(cfg.getAddress())
|| (cfg.getFlags() & NetFlags.IFF_LOOPBACK) != 0
|| NetFlags.NULL_HWADDR.equals(cfg.getHwaddr())) {
continue;
}
/*
* 如果存在多张网卡包括虚拟机的网卡,默认只取第一张网卡的MAC地址,如果要返回所有的网卡(包括物理的和虚拟的)
* 则可以修改方法的返回类型为数组或Collection,通过在for循环里取到的多个MAC地址。
*/
hwaddr = cfg.getHwaddr();
break;
}
return hwaddr != null ? hwaddr : null;
} catch (Exception e) {
return null;
} finally {
if (sigar != null)
sigar.close();
}
}
/**
* 根据MAC地址来获得一个GUID号
*
* @param mac
* @return
*/
//public String getGUID(String mac) {
//if (mac == null)
//return null;
//EthernetAddress eAddr = new EthernetAddress(mac);
//return UUIDGenerator.getInstance().generateTimeBasedUUID(eAddr)
//.toString();
//}
/**
* 获取网络流量等信息
*
* @throws Exception
*/
public void testNetIfList() throws Exception {
Sigar sigar = new Sigar();
String ifNames[] = sigar.getNetInterfaceList();
for (int i = 0; i < ifNames.length; i++) {
String name = ifNames;
NetInterfaceConfig ifconfig = sigar.getNetInterfaceConfig(name);
print("/nname = " + name);// 网络设备名
print("Address = " + ifconfig.getAddress());// IP地址
print("Netmask = " + ifconfig.getNetmask());// 子网掩码
if ((ifconfig.getFlags() & 1L) <= 0L) {
print("!IFF_UP...skipping getNetInterfaceStat");
continue;
}
try {
NetInterfaceStat ifstat = sigar.getNetInterfaceStat(name);
print("RxPackets = " + ifstat.getRxPackets());// 接收的总包裹数
print("TxPackets = " + ifstat.getTxPackets());// 发送的总包裹数
print("RxBytes = " + ifstat.getRxBytes());// 接收到的总字节数
print("TxBytes = " + ifstat.getTxBytes());// 发送的总字节数
print("RxErrors = " + ifstat.getRxErrors());// 接收到的错误包数
print("TxErrors = " + ifstat.getTxErrors());// 发送数据包时的错误数
print("RxDropped = " + ifstat.getRxDropped());// 接收时丢弃的包数
print("TxDropped = " + ifstat.getTxDropped());// 发送时丢弃的包数
} catch (SigarNotImplementedException e) {
} catch (SigarException e) {
print(e.getMessage());
}
}
}
void print(String msg) {
System.out.println(msg);
}
/**
* 一些其他的信息
*
* @return
*/
private void getEthernetInfo() {
Sigar sigar = null;
try {
sigar = new Sigar();
String[] ifaces = sigar.getNetInterfaceList();
for (int i = 0; i < ifaces.length; i++) {
NetInterfaceConfig cfg = sigar.getNetInterfaceConfig(ifaces);
if (NetFlags.LOOPBACK_ADDRESS.equals(cfg.getAddress())
|| (cfg.getFlags() & NetFlags.IFF_LOOPBACK) != 0
|| NetFlags.NULL_HWADDR.equals(cfg.getHwaddr())) {
continue;
}
System.out.println("cfg.getAddress() = " + cfg.getAddress());// IP地址
System.out
.println("cfg.getBroadcast() = " + cfg.getBroadcast());// 网关广播地址
System.out.println("cfg.getHwaddr() = " + cfg.getHwaddr());// 网卡MAC地址
System.out.println("cfg.getNetmask() = " + cfg.getNetmask());// 子网掩码
System.out.println("cfg.getDescription() = "
+ cfg.getDescription());// 网卡描述信息
System.out.println("cfg.getType() = " + cfg.getType());//
System.out.println("cfg.getDestination() = "
+ cfg.getDestination());
System.out.println("cfg.getFlags() = " + cfg.getFlags());//
System.out.println("cfg.getMetric() = " + cfg.getMetric());
System.out.println("cfg.getMtu() = " + cfg.getMtu());
System.out.println("cfg.getName() = " + cfg.getName());
System.out.println();
}
} catch (Exception e) {
System.out.println("Error while creating GUID" + e);
} finally {
if (sigar != null)
sigar.close();
}
}
}