cn.nukkit.command.defaults.StatusCommand Maven / Gradle / Ivy
package cn.nukkit.command.defaults;
import cn.nukkit.Nukkit;
import cn.nukkit.command.CommandSender;
import cn.nukkit.command.data.CommandParameter;
import cn.nukkit.level.Level;
import cn.nukkit.math.NukkitMath;
import cn.nukkit.utils.TextFormat;
import com.sun.jna.platform.win32.COM.WbemcliUtil;
import it.unimi.dsi.fastutil.objects.ObjectArrayList;
import oshi.SystemInfo;
import oshi.driver.windows.wmi.Win32ComputerSystem;
import oshi.hardware.HardwareAbstractionLayer;
import oshi.hardware.NetworkIF;
import oshi.util.platform.windows.WmiQueryHandler;
import java.lang.management.ManagementFactory;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.concurrent.TimeUnit;
/**
* @author xtypr
* @since 2015/11/11
*/
public final class StatusCommand extends TestCommand {
private static final String UPTIME_FORMAT = TextFormat.RED + "%d" + TextFormat.GOLD + " days " +
TextFormat.RED + "%d" + TextFormat.GOLD + " hours " +
TextFormat.RED + "%d" + TextFormat.GOLD + " minutes " +
TextFormat.RED + "%d" + TextFormat.GOLD + " seconds";
private static final Map vmVendor = new HashMap<>(10, 0.99f);
private static final Map vmMac = new HashMap<>(10, 0.99f);
private static final String[] vmModelArray = new String[]{"Linux KVM", "Linux lguest", "OpenVZ", "Qemu",
"Microsoft Virtual PC", "VMWare", "linux-vserver", "Xen", "FreeBSD Jail", "VirtualBox", "Parallels",
"Linux Containers", "LXC", "Bochs"};
static {
vmVendor.put("bhyve", "bhyve");
vmVendor.put("KVM", "KVM");
vmVendor.put("TCG", "QEMU");
vmVendor.put("Microsoft Hv", "Microsoft Hyper-V or Windows Virtual PC");
vmVendor.put("lrpepyh vr", "Parallels");
vmVendor.put("VMware", "VMware");
vmVendor.put("XenVM", "Xen HVM");
vmVendor.put("ACRN", "Project ACRN");
vmVendor.put("QNXQVMBSQG", "QNX Hypervisor");
}
static {
vmMac.put("00:50:56", "VMware ESX 3");
vmMac.put("00:0C:29", "VMware ESX 3");
vmMac.put("00:05:69", "VMware ESX 3");
vmMac.put("00:03:FF", "Microsoft Hyper-V");
vmMac.put("00:1C:42", "Parallels Desktop");
vmMac.put("00:0F:4B", "Virtual Iron 4");
vmMac.put("00:16:3E", "Xen or Oracle VM");
vmMac.put("08:00:27", "VirtualBox");
vmMac.put("02:42:AC", "Docker Container");
}
private final SystemInfo systemInfo = new SystemInfo();
public StatusCommand(String name) {
super(name, "%nukkit.command.status.description", "%nukkit.command.status.usage");
this.setPermission("nukkit.command.status");
this.getCommandParameters().clear();
this.addCommandParameters("default", new CommandParameter[]{
CommandParameter.newEnum("mode", true, new String[]{"full", "simple"})
});
}
private static String formatKB(double bytes) {
return NukkitMath.round((bytes / 1024 * 1000), 2) + " KB";
}
private static String formatKB(long bytes) {
return NukkitMath.round((bytes / 1024d * 1000), 2) + " KB";
}
private static String formatMB(double bytes) {
return NukkitMath.round((bytes / 1024 / 1024 * 1000), 2) + " MB";
}
private static String formatMB(long bytes) {
return NukkitMath.round((bytes / 1024d / 1024 * 1000), 2) + " MB";
}
private static String formatFreq(long hz) {
if (hz >= 1000000000) {
return String.format("%.2fGHz", hz / 1000000000.0);
} else if (hz >= 1000 * 1000) {
return String.format("%.2fMHz", hz / 1000000.0);
} else if (hz >= 1000) {
return String.format("%.2fKHz", hz / 1000.0);
} else {
return String.format("%dHz", hz);
}
}
private static String formatUptime(long uptime) {
long days = TimeUnit.MILLISECONDS.toDays(uptime);
uptime -= TimeUnit.DAYS.toMillis(days);
long hours = TimeUnit.MILLISECONDS.toHours(uptime);
uptime -= TimeUnit.HOURS.toMillis(hours);
long minutes = TimeUnit.MILLISECONDS.toMinutes(uptime);
uptime -= TimeUnit.MINUTES.toMillis(minutes);
long seconds = TimeUnit.MILLISECONDS.toSeconds(uptime);
return String.format(UPTIME_FORMAT, days, hours, minutes, seconds);
}
@SuppressWarnings({"rawtypes", "unchecked"})
private static String isInVM(HardwareAbstractionLayer hardware) {
// CPU型号检测
String vendor = hardware.getProcessor().getProcessorIdentifier().getVendor().trim();
if (vmVendor.containsKey(vendor)) {
return vmVendor.get(vendor);
}
// MAC地址检测
List nifs = hardware.getNetworkIFs();
for (NetworkIF nif : nifs) {
String mac = nif.getMacaddr().toUpperCase();
String oui = mac.length() > 7 ? mac.substring(0, 8) : mac;
if (vmMac.containsKey(oui)) {
return vmVendor.get(oui);
}
}
// 模型检测
String model = hardware.getComputerSystem().getModel();
for (String vm : vmModelArray) {
if (model.contains(vm)) {
return vm;
}
}
String manufacturer = hardware.getComputerSystem().getManufacturer();
if ("Microsoft Corporation".equals(manufacturer) && "Virtual Machine".equals(model)) {
return "Microsoft Hyper-V";
}
//内存型号检测
if (hardware.getMemory().getPhysicalMemory().get(0).getManufacturer().equals("QEMU")) {
return "QEMU";
}
//检查Windows系统参数
//Wmi虚拟机查询只能在Windows上使用，Linux上不执行这个部分即可
if (System.getProperties().getProperty("os.name").toUpperCase().contains("WINDOWS")) {
WbemcliUtil.WmiQuery computerSystemQuery = new WbemcliUtil.WmiQuery("Win32_ComputerSystem", ComputerSystemEntry.class);
WbemcliUtil.WmiResult result = WmiQueryHandler.createInstance().queryWMI(computerSystemQuery);
var tmp = result.getValue(ComputerSystemEntry.HYPERVISORPRESENT, 0);
if (tmp != null && tmp.toString().equals("true")) {
return "Hyper-V";
}
}
return null;
}
@Override
public boolean execute(CommandSender sender, String commandLabel, String[] args) {
if (!this.testPermission(sender)) {
return false;
}
var simpleMode = args.length == 0 || !args[0].equalsIgnoreCase("full");
var server = sender.getServer();
if (simpleMode) {
sender.sendMessage(TextFormat.GREEN + "---- " + TextFormat.WHITE + "Server status" + TextFormat.GREEN + " ----");
long time = System.currentTimeMillis() - Nukkit.START_TIME;
sender.sendMessage(TextFormat.GOLD + "Uptime: " + formatUptime(time));
TextFormat tpsColor = TextFormat.GREEN;
float tps = server.getTicksPerSecond();
if (tps < 12) {
tpsColor = TextFormat.RED;
} else if (tps < 17) {
tpsColor = TextFormat.GOLD;
}
sender.sendMessage(TextFormat.GOLD + "Current TPS: " + tpsColor + NukkitMath.round(tps, 2));
sender.sendMessage(TextFormat.GOLD + "Load: " + tpsColor + server.getTickUsage() + "%");
Runtime runtime = Runtime.getRuntime();
double totalMB = NukkitMath.round(((double) runtime.totalMemory()) / 1024 / 1024, 2);
double usedMB = NukkitMath.round((double) (runtime.totalMemory() - runtime.freeMemory()) / 1024 / 1024, 2);
double maxMB = NukkitMath.round(((double) runtime.maxMemory()) / 1024 / 1024, 2);
double usage = usedMB / maxMB * 100;
TextFormat usageColor = TextFormat.GREEN;
if (usage > 85) {
usageColor = TextFormat.GOLD;
}
sender.sendMessage(TextFormat.GOLD + "Used VM memory: " + usageColor + usedMB + " MB. (" + NukkitMath.round(usage, 2) + "%)");
sender.sendMessage(TextFormat.GOLD + "Total VM memory: " + TextFormat.RED + totalMB + " MB.");
TextFormat playerColor = TextFormat.GREEN;
if (((float) server.getOnlinePlayers().size() / (float) server.getMaxPlayers()) > 0.85) {
playerColor = TextFormat.GOLD;
}
sender.sendMessage(TextFormat.GOLD + "Players: " + playerColor + server.getOnlinePlayers().size() + TextFormat.GREEN + " online, " +
TextFormat.RED + server.getMaxPlayers() + TextFormat.GREEN + " max. ");
for (Level level : server.getLevels().values()) {
sender.sendMessage(
TextFormat.GOLD + "World \"" + level.getFolderName() + "\"" + (!Objects.equals(level.getFolderName(), level.getName()) ? " (" + level.getName() + ")" : "") + ": " +
TextFormat.RED + level.getChunks().size() + TextFormat.GREEN + " chunks, " +
TextFormat.RED + level.getEntities().length + TextFormat.GREEN + " entities, " +
TextFormat.RED + level.getBlockEntities().size() + TextFormat.GREEN + " blockEntities." +
" Time " + ((level.getTickRate() > 1 || level.getTickRateTime() > 40) ? TextFormat.RED : TextFormat.YELLOW) + NukkitMath.round(level.getTickRateTime(), 2) + "ms" +
(" [delayOpt " + (level.tickRateOptDelay - 1) + "]") +
(level.getTickRate() > 1 ? " (tick rate " + (19 - level.getTickRate()) + ")" : "")
);
}
} else {
// 完整模式
sender.sendMessage(TextFormat.GREEN + "---- " + TextFormat.WHITE + "Server status" + TextFormat.GREEN + " ----");
// PNX服务器信息
{
sender.sendMessage(TextFormat.YELLOW + ">>> " + TextFormat.WHITE + "PNX Server Info" + TextFormat.YELLOW + " <<<" + TextFormat.RESET);
// 运行时间
long time = System.currentTimeMillis() - Nukkit.START_TIME;
sender.sendMessage(TextFormat.GOLD + "Uptime: " + formatUptime(time));
// TPS
TextFormat tpsColor = TextFormat.GREEN;
float tps = server.getTicksPerSecond();
if (tps < 12) {
tpsColor = TextFormat.RED;
} else if (tps < 17) {
tpsColor = TextFormat.GOLD;
}
sender.sendMessage(TextFormat.GOLD + "Current TPS: " + tpsColor + NukkitMath.round(tps, 2));
// 游戏刻负载
sender.sendMessage(TextFormat.GOLD + "Tick Load: " + tpsColor + server.getTickUsage() + "%");
// 在线玩家情况
var playerColor = TextFormat.GREEN;
if (((float) server.getOnlinePlayers().size() / (float) server.getMaxPlayers()) > 0.85) {
playerColor = TextFormat.GOLD;
}
sender.sendMessage(TextFormat.GOLD + "Players: " + playerColor + server.getOnlinePlayers().size() + TextFormat.GREEN + " online, " +
TextFormat.RED + server.getMaxPlayers() + TextFormat.GREEN + " max. ");
// 各个世界的情况
for (Level level : server.getLevels().values()) {
sender.sendMessage(
TextFormat.GOLD + "World \"" + level.getFolderName() + "\"" + (!Objects.equals(level.getFolderName(), level.getName()) ? " (" + level.getName() + ")" : "") + ": " +
TextFormat.RED + level.getChunks().size() + TextFormat.GREEN + " chunks, " +
TextFormat.RED + level.getEntities().length + TextFormat.GREEN + " entities, " +
TextFormat.RED + level.getBlockEntities().size() + TextFormat.GREEN + " blockEntities." +
" Time " + ((level.getTickRate() > 1 || level.getTickRateTime() > 40) ? TextFormat.RED : TextFormat.YELLOW) + NukkitMath.round(level.getTickRateTime(), 2) + "ms" +
(" [delayOpt " + (level.tickRateOptDelay - 1) + "]") +
(level.getTickRate() > 1 ? " (tick rate " + (19 - level.getTickRate()) + ")" : "")
);
}
sender.sendMessage("");
}
// 操作系统&JVM信息
{
var os = systemInfo.getOperatingSystem();
var mxBean = ManagementFactory.getRuntimeMXBean();
sender.sendMessage(TextFormat.YELLOW + ">>> " + TextFormat.WHITE + "OS & JVM Info" + TextFormat.YELLOW + " <<<" + TextFormat.RESET);
sender.sendMessage(TextFormat.GOLD + "OS: " + TextFormat.AQUA + os.getFamily() + " " + os.getManufacturer() + " " +
os.getVersionInfo().getVersion() + " " + os.getVersionInfo().getCodeName() + " " + os.getBitness() + "bit, " +
"build " + os.getVersionInfo().getBuildNumber());
sender.sendMessage(TextFormat.GOLD + "JVM: " + TextFormat.AQUA + mxBean.getVmName() + " " + mxBean.getVmVendor() + " " + mxBean.getVmVersion());
try {
var vm = isInVM(systemInfo.getHardware());
if (vm == null) {
sender.sendMessage(TextFormat.GOLD + "Virtual environment: " + TextFormat.GREEN + "no");
} else {
sender.sendMessage(TextFormat.GOLD + "Virtual environment: " + TextFormat.YELLOW + "yes (" + vm + ")");
}
} catch (Exception ignore) {
}
sender.sendMessage("");
}
// 网络信息
{
var network = server.getNetwork();
if (network.getHardWareNetworkInterfaces() != null) {
sender.sendMessage(TextFormat.YELLOW + ">>> " + TextFormat.WHITE + "Network Info" + TextFormat.YELLOW + " <<<" + TextFormat.RESET);
sender.sendMessage(TextFormat.GOLD + "Network upload: " + TextFormat.GREEN + formatKB(network.getUpload()) + "/s");
sender.sendMessage(TextFormat.GOLD + "Network download: " + TextFormat.GREEN + formatKB(network.getDownload()) + "/s");
sender.sendMessage(TextFormat.GOLD + "Network hardware list: ");
ObjectArrayList list;
for (var each : network.getHardWareNetworkInterfaces()) {
list = new ObjectArrayList<>(each.getIPv4addr().length + each.getIPv6addr().length);
list.addElements(0, each.getIPv4addr());
list.addElements(list.size(), each.getIPv6addr());
sender.sendMessage(TextFormat.AQUA + " " + each.getDisplayName());
sender.sendMessage(TextFormat.RESET + " " + formatKB(each.getSpeed()) + "/s " + TextFormat.GRAY + String.join(", ", list));
}
sender.sendMessage("");
}
}
// CPU信息
{
var cpu = systemInfo.getHardware().getProcessor();
sender.sendMessage(TextFormat.YELLOW + ">>> " + TextFormat.WHITE + "CPU Info" + TextFormat.YELLOW + " <<<" + TextFormat.RESET);
sender.sendMessage(TextFormat.GOLD + "CPU: " + TextFormat.AQUA + cpu.getProcessorIdentifier().getName() + TextFormat.GRAY +
" (" + formatFreq(cpu.getMaxFreq()) + " baseline; " + cpu.getPhysicalProcessorCount() + " cores, " + cpu.getLogicalProcessorCount() + " logical cores)");
sender.sendMessage(TextFormat.GOLD + "Thread count: " + TextFormat.GREEN + Thread.getAllStackTraces().size());
sender.sendMessage(TextFormat.GOLD + "CPU Features: " + TextFormat.RESET + (cpu.getProcessorIdentifier().isCpu64bit() ? "64bit, " : "32bit, ") +
cpu.getProcessorIdentifier().getModel() + ", micro-arch: " + cpu.getProcessorIdentifier().getMicroarchitecture());
sender.sendMessage("");
}
// 内存信息
{
var globalMemory = systemInfo.getHardware().getMemory();
var physicalMemories = globalMemory.getPhysicalMemory();
var virtualMemory = globalMemory.getVirtualMemory();
long allPhysicalMemory = globalMemory.getTotal() / 1000;
long usedPhysicalMemory = (globalMemory.getTotal() - globalMemory.getAvailable()) / 1000;
long allVirtualMemory = virtualMemory.getVirtualMax() / 1000;
long usedVirtualMemory = virtualMemory.getVirtualInUse() / 1000;
sender.sendMessage(TextFormat.YELLOW + ">>> " + TextFormat.WHITE + "Memory Info" + TextFormat.YELLOW + " <<<" + TextFormat.RESET);
//JVM内存
var runtime = Runtime.getRuntime();
double totalMB = NukkitMath.round(((double) runtime.totalMemory()) / 1024 / 1024, 2);
double usedMB = NukkitMath.round((double) (runtime.totalMemory() - runtime.freeMemory()) / 1024 / 1024, 2);
double maxMB = NukkitMath.round(((double) runtime.maxMemory()) / 1024 / 1024, 2);
double usage = usedMB / maxMB * 100;
var usageColor = TextFormat.GREEN;
if (usage > 85) {
usageColor = TextFormat.GOLD;
}
sender.sendMessage(TextFormat.GOLD + "JVM memory: ");
sender.sendMessage(TextFormat.GOLD + " Used JVM memory: " + usageColor + usedMB + " MB. (" + NukkitMath.round(usage, 2) + "%)");
sender.sendMessage(TextFormat.GOLD + " Total JVM memory: " + TextFormat.RED + totalMB + " MB.");
sender.sendMessage(TextFormat.GOLD + " Maximum JVM memory: " + TextFormat.RED + maxMB + " MB.");
// 操作系统内存
usage = (double) usedVirtualMemory / allVirtualMemory * 100;
usageColor = TextFormat.GREEN;
if (usage > 85) {
usageColor = TextFormat.GOLD;
}
sender.sendMessage(TextFormat.GOLD + "OS memory: ");
sender.sendMessage(TextFormat.GOLD + " Physical memory: " + TextFormat.GREEN + usageColor + formatMB(usedPhysicalMemory) + " / " + formatMB(allPhysicalMemory) + ". (" + NukkitMath.round(usage, 2) + "%)");
usage = (double) usedVirtualMemory / allVirtualMemory * 100;
usageColor = TextFormat.GREEN;
if (usage > 85) {
usageColor = TextFormat.GOLD;
}
sender.sendMessage(TextFormat.GOLD + " Virtual memory: " + TextFormat.GREEN + usageColor + formatMB(usedVirtualMemory) + " / " + formatMB(allVirtualMemory) + ". (" + NukkitMath.round(usage, 2) + "%)");
sender.sendMessage(TextFormat.GOLD + " Hardware list: ");
for (var each : physicalMemories) {
sender.sendMessage(TextFormat.AQUA + " " + each.getBankLabel() + " @ " + formatFreq(each.getClockSpeed()) + TextFormat.WHITE + " " + formatMB(each.getCapacity() / 1000));
sender.sendMessage(TextFormat.GRAY + " " + each.getMemoryType() + ", " + each.getManufacturer());
}
sender.sendMessage("");
}
}
return true;
}
public enum ComputerSystemEntry {
HYPERVISORPRESENT
}
}
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