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/**
* Licensed under the GPL License. You may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*
* THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
* WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE.
*/
/**
* MIT License
*
* Copyright (c) 2010 - 2020 The OSHI Project Contributors: https://github.com/oshi/oshi/graphs/contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package psiprobe.controllers.oshi;
import java.time.Instant;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import oshi.PlatformEnum;
import oshi.SystemInfo;
import oshi.hardware.CentralProcessor;
import oshi.hardware.CentralProcessor.TickType;
import oshi.hardware.ComputerSystem;
import oshi.hardware.Display;
import oshi.hardware.GlobalMemory;
import oshi.hardware.GraphicsCard;
import oshi.hardware.HWDiskStore;
import oshi.hardware.HWPartition;
import oshi.hardware.HardwareAbstractionLayer;
import oshi.hardware.NetworkIF;
import oshi.hardware.PhysicalMemory;
import oshi.hardware.PowerSource;
import oshi.hardware.Sensors;
import oshi.hardware.SoundCard;
import oshi.hardware.UsbDevice;
import oshi.hardware.VirtualMemory;
import oshi.software.os.FileSystem;
import oshi.software.os.InternetProtocolStats;
import oshi.software.os.NetworkParams;
import oshi.software.os.OSFileStore;
import oshi.software.os.OSProcess;
import oshi.software.os.OSService;
import oshi.software.os.OSSession;
import oshi.software.os.OperatingSystem;
import oshi.software.os.OperatingSystem.ProcessSort;
import oshi.util.FormatUtil;
import oshi.util.Util;
import psiprobe.controllers.AbstractTomcatContainerController;
/**
* Creates an instance of Operating System and Hardware Information based on Oshi SystemInfoTest.
*
* A demonstration of access to many of OSHI's capabilities
*/
@Controller
public class OshiController extends AbstractTomcatContainerController {
/** The Constant logger. */
private static final Logger logger = LoggerFactory.getLogger(OshiController.class);
/** Oshi Cache. */
private static List oshi = new ArrayList<>();
@RequestMapping(path = "/adm/oshi.htm")
@Override
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response)
throws Exception {
return super.handleRequest(request, response);
}
@Override
protected ModelAndView handleRequestInternal(HttpServletRequest request,
HttpServletResponse response) throws Exception {
if (!oshi.isEmpty()) {
ModelAndView mv = new ModelAndView(getViewName());
mv.addObject("oshi", oshi);
return mv;
}
// TODO: Remove once no longer experimental
oshi.add(
"Oshi results are performed as a system dump to screen here using Oshi SystemInfoTest logic.");
oshi.add(
"Please be advised this is experimental in use and is slow. Resulting data is entirely cached.");
oshi.add("Issues with library should be directed to https://github.com/oshi/oshi");
oshi.add("For issues with our library usage of Oshi, please submit pull requests");
oshi.add("");
oshi.add("");
this.initialize();
ModelAndView mv = new ModelAndView(getViewName());
mv.addObject("oshi", oshi);
return mv;
}
@Value("oshi")
@Override
public void setViewName(String viewName) {
super.setViewName(viewName);
}
/**
* Process initialization using Oshi System Info Test (code copied from Oshi SystemInfoTest.main).
*
* Logging switched from 'info' to 'debug' for psi probe usage.
*/
private void initialize() {
logger.debug("Initializing System...");
SystemInfo si = new SystemInfo();
if (PlatformEnum.UNKNOWN.equals(SystemInfo.getCurrentPlatformEnum())) {
logger.error("Oshi not supported on current platform");
oshi.add("Oshi not supported on current platform");
oshi.add("");
return;
}
HardwareAbstractionLayer hal = si.getHardware();
OperatingSystem os = si.getOperatingSystem();
printOperatingSystem(os);
logger.debug("Checking computer system...");
printComputerSystem(hal.getComputerSystem());
logger.debug("Checking Processor...");
printProcessor(hal.getProcessor());
logger.debug("Checking Memory...");
printMemory(hal.getMemory());
logger.debug("Checking CPU...");
printCpu(hal.getProcessor());
logger.debug("Checking Processes...");
printProcesses(os, hal.getMemory());
logger.debug("Checking Services...");
printServices(os);
logger.debug("Checking Sensors...");
printSensors(hal.getSensors());
logger.debug("Checking Power sources...");
printPowerSources(hal.getPowerSources());
logger.debug("Checking Disks...");
printDisks(hal.getDiskStores());
logger.debug("Checking File System...");
printFileSystem(os.getFileSystem());
logger.debug("Checking Network interfaces...");
printNetworkInterfaces(hal.getNetworkIFs());
logger.debug("Checking Network parameters...");
printNetworkParameters(os.getNetworkParams());
logger.debug("Checking IP statistics...");
printInternetProtocolStats(os.getInternetProtocolStats());
logger.debug("Checking Displays...");
printDisplays(hal.getDisplays());
logger.debug("Checking USB Devices...");
printUsbDevices(hal.getUsbDevices(true));
logger.debug("Checking Sound Cards...");
printSoundCards(hal.getSoundCards());
logger.debug("Checking Graphics Cards...");
printGraphicsCards(hal.getGraphicsCards());
oshi.add("Finished Operating System and Hardware Info Dump");
StringBuilder output = new StringBuilder();
for (int i = 0; i < oshi.size(); i++) {
output.append(oshi.get(i));
if (oshi.get(i) != null && !oshi.get(i).equals("\n")) {
output.append('\n');
}
}
logger.info("Printing Operating System and Hardware Info:{}{}", '\n', output);
}
/**
* Prints the operating system.
*
* @param operatingSystem the operating system
*/
private static void printOperatingSystem(final OperatingSystem operatingSystem) {
oshi.add(String.valueOf(operatingSystem));
oshi.add("Booted: " + Instant.ofEpochSecond(operatingSystem.getSystemBootTime()));
oshi.add("Uptime: " + FormatUtil.formatElapsedSecs(operatingSystem.getSystemUptime()));
oshi.add(
"Running with" + (operatingSystem.isElevated() ? "" : "out") + " elevated permissions.");
oshi.add("Sessions:");
for (OSSession s : operatingSystem.getSessions()) {
oshi.add(" " + s.toString());
}
}
/**
* Prints the computer system.
*
* @param computerSystem the computer system
*/
private static void printComputerSystem(final ComputerSystem computerSystem) {
oshi.add("System: " + computerSystem.toString());
oshi.add(" Firmware: " + computerSystem.getFirmware().toString());
oshi.add(" Baseboard: " + computerSystem.getBaseboard().toString());
}
/**
* Prints the processor.
*
* @param processor the processor
*/
private static void printProcessor(CentralProcessor processor) {
oshi.add(processor.toString());
}
/**
* Prints the memory.
*
* @param memory the memory
*/
private static void printMemory(GlobalMemory memory) {
oshi.add("Physical Memory: \n " + memory.toString());
VirtualMemory vm = memory.getVirtualMemory();
oshi.add("Virtual Memory: \n " + vm.toString());
List pmList = memory.getPhysicalMemory();
if (!pmList.isEmpty()) {
oshi.add("Physical Memory: ");
for (PhysicalMemory pm : pmList) {
oshi.add(" " + pm.toString());
}
}
}
/**
* Prints the cpu.
*
* @param processor the processor
*/
private static void printCpu(CentralProcessor processor) {
oshi.add("Context Switches/Interrupts: " + processor.getContextSwitches() + " / "
+ processor.getInterrupts());
long[] prevTicks = processor.getSystemCpuLoadTicks();
long[][] prevProcTicks = processor.getProcessorCpuLoadTicks();
oshi.add("CPU, IOWait, and IRQ ticks @ 0 sec:" + Arrays.toString(prevTicks));
// Wait a second...
Util.sleep(1000);
long[] ticks = processor.getSystemCpuLoadTicks();
oshi.add("CPU, IOWait, and IRQ ticks @ 1 sec:" + Arrays.toString(ticks));
long user = ticks[TickType.USER.getIndex()] - prevTicks[TickType.USER.getIndex()];
long nice = ticks[TickType.NICE.getIndex()] - prevTicks[TickType.NICE.getIndex()];
long sys = ticks[TickType.SYSTEM.getIndex()] - prevTicks[TickType.SYSTEM.getIndex()];
long idle = ticks[TickType.IDLE.getIndex()] - prevTicks[TickType.IDLE.getIndex()];
long iowait = ticks[TickType.IOWAIT.getIndex()] - prevTicks[TickType.IOWAIT.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 totalCpu = user + nice + sys + idle + iowait + irq + softirq + steal;
oshi.add(String.format(
"User: %.1f%% Nice: %.1f%% System: %.1f%% Idle: %.1f%% IOwait: %.1f%% IRQ: %.1f%% SoftIRQ: %.1f%% Steal: %.1f%%",
100d * user / totalCpu, 100d * nice / totalCpu, 100d * sys / totalCpu,
100d * idle / totalCpu, 100d * iowait / totalCpu, 100d * irq / totalCpu,
100d * softirq / totalCpu, 100d * steal / totalCpu));
oshi.add(
String.format("CPU load: %.1f%%", processor.getSystemCpuLoadBetweenTicks(prevTicks) * 100));
double[] loadAverage = processor.getSystemLoadAverage(3);
oshi.add("CPU load averages:"
+ (loadAverage[0] < 0 ? " N/A" : String.format(" %.2f", loadAverage[0]))
+ (loadAverage[1] < 0 ? " N/A" : String.format(" %.2f", loadAverage[1]))
+ (loadAverage[2] < 0 ? " N/A" : String.format(" %.2f", loadAverage[2])));
// per core CPU
StringBuilder procCpu = new StringBuilder("CPU load per processor:");
double[] load = processor.getProcessorCpuLoadBetweenTicks(prevProcTicks);
for (double avg : load) {
procCpu.append(String.format(" %.1f%%", avg * 100));
}
oshi.add(procCpu.toString());
long freq = processor.getProcessorIdentifier().getVendorFreq();
if (freq > 0) {
oshi.add("Vendor Frequency: " + FormatUtil.formatHertz(freq));
}
freq = processor.getMaxFreq();
if (freq > 0) {
oshi.add("Max Frequency: " + FormatUtil.formatHertz(freq));
}
long[] freqs = processor.getCurrentFreq();
if (freqs[0] > 0) {
StringBuilder sb = new StringBuilder("Current Frequencies: ");
for (int i = 0; i < freqs.length; i++) {
if (i > 0) {
sb.append(", ");
}
sb.append(FormatUtil.formatHertz(freqs[i]));
}
oshi.add(sb.toString());
}
}
/**
* Prints the processes.
*
* @param os the os
* @param memory the memory
*/
private static void printProcesses(OperatingSystem os, GlobalMemory memory) {
OSProcess myProc = os.getProcess(os.getProcessId());
// current process will never be null. Other code should check for null here
oshi.add("My PID: " + myProc.getProcessID() + " with affinity "
+ Long.toBinaryString(myProc.getAffinityMask()));
oshi.add("Processes: " + os.getProcessCount() + ", Threads: " + os.getThreadCount());
// Sort by highest CPU
List procs = os.getProcesses(5, ProcessSort.CPU);
oshi.add(" PID %CPU %MEM VSZ RSS Name");
for (int i = 0; i < procs.size() && i < 5; i++) {
OSProcess p = procs.get(i);
oshi.add(String.format(" %5d %5.1f %4.1f %9s %9s %s", p.getProcessID(),
100d * (p.getKernelTime() + p.getUserTime()) / p.getUpTime(),
100d * p.getResidentSetSize() / memory.getTotal(),
FormatUtil.formatBytes(p.getVirtualSize()),
FormatUtil.formatBytes(p.getResidentSetSize()), p.getName()));
}
}
/**
* Prints the services.
*
* @param os the operating system
*/
private static void printServices(OperatingSystem os) {
oshi.add("Services: ");
oshi.add(" PID State Name");
// DO 5 each of running and stopped
int i = 0;
for (OSService s : os.getServices()) {
if (s.getState().equals(OSService.State.RUNNING) && i++ < 5) {
oshi.add(String.format(" %5d %7s %s", s.getProcessID(), s.getState(), s.getName()));
}
}
i = 0;
for (OSService s : os.getServices()) {
if (s.getState().equals(OSService.State.STOPPED) && i++ < 5) {
oshi.add(String.format(" %5d %7s %s", s.getProcessID(), s.getState(), s.getName()));
}
}
}
/**
* Prints the sensors.
*
* @param sensors the sensors
*/
private static void printSensors(Sensors sensors) {
oshi.add("Sensors: " + sensors.toString());
}
/**
* Prints the power sources.
*
* @param list the power sources
*/
private static void printPowerSources(List list) {
StringBuilder sb = new StringBuilder("Power Sources: ");
if (list.isEmpty()) {
sb.append("Unknown");
}
for (PowerSource powerSource : list) {
sb.append("\n ").append(powerSource.toString());
}
oshi.add(sb.toString());
}
/**
* Prints the disks.
*
* @param list the disk stores
*/
private static void printDisks(List list) {
oshi.add("Disks:");
for (HWDiskStore disk : list) {
oshi.add(" " + disk.toString());
List partitions = disk.getPartitions();
for (HWPartition part : partitions) {
oshi.add(" |-- " + part.toString());
}
}
}
/**
* Prints the file system.
*
* @param fileSystem the file system
*/
private static void printFileSystem(FileSystem fileSystem) {
oshi.add("File System:");
oshi.add(String.format(" File Descriptors: %d/%d", fileSystem.getOpenFileDescriptors(),
fileSystem.getMaxFileDescriptors()));
for (OSFileStore fs : fileSystem.getFileStores()) {
long usable = fs.getUsableSpace();
long total = fs.getTotalSpace();
oshi.add(String.format(
" %s (%s) [%s] %s of %s free (%.1f%%), %s of %s files free (%.1f%%) is %s "
+ (fs.getLogicalVolume() != null && fs.getLogicalVolume().length() > 0 ? "[%s]"
: "%s")
+ " and is mounted at %s",
fs.getName(), fs.getDescription().isEmpty() ? "file system" : fs.getDescription(),
fs.getType(), FormatUtil.formatBytes(usable), FormatUtil.formatBytes(fs.getTotalSpace()),
100d * usable / total, FormatUtil.formatValue(fs.getFreeInodes(), ""),
FormatUtil.formatValue(fs.getTotalInodes(), ""),
100d * fs.getFreeInodes() / fs.getTotalInodes(), fs.getVolume(), fs.getLogicalVolume(),
fs.getMount()));
}
}
/**
* Prints the network interfaces.
*
* @param list the network interfaces
*/
private static void printNetworkInterfaces(List list) {
StringBuilder sb = new StringBuilder("Network Interfaces:");
if (list.isEmpty()) {
sb.append(" Unknown");
} else {
for (NetworkIF net : list) {
sb.append("\n ").append(net.toString());
}
}
oshi.add(sb.toString());
}
/**
* Prints the network parameters.
*
* @param networkParams the network params
*/
private static void printNetworkParameters(NetworkParams networkParams) {
oshi.add("Network parameters:\n " + networkParams.toString());
}
/**
* Prints the internet protocol stats.
*
* @param internetProtocolStats the internet protocal stats
*/
private static void printInternetProtocolStats(InternetProtocolStats internetProtocolStats) {
oshi.add("Internet Protocol statistics:");
oshi.add(" TCPv4: " + internetProtocolStats.getTCPv4Stats());
oshi.add(" TCPv6: " + internetProtocolStats.getTCPv6Stats());
oshi.add(" UDPv4: " + internetProtocolStats.getUDPv4Stats());
oshi.add(" UDPv6: " + internetProtocolStats.getUDPv6Stats());
}
/**
* Prints the displays.
*
* @param list the displays
*/
private static void printDisplays(List list) {
oshi.add("Displays:");
int i = 0;
for (Display display : list) {
oshi.add(" Display " + i + ":");
oshi.add(String.valueOf(display));
i++;
}
}
/**
* Prints the usb devices.
*
* @param list the usb devices
*/
private static void printUsbDevices(List list) {
oshi.add("USB Devices:");
for (UsbDevice usbDevice : list) {
oshi.add(String.valueOf(usbDevice));
}
}
/**
* Prints the sound cards.
*
* @param list the sound cards
*/
private static void printSoundCards(List list) {
oshi.add("Sound Cards:");
for (SoundCard card : list) {
oshi.add(" " + card);
}
}
/**
* Prints the graphic cards.
*
* @param list the graphics cards
*/
private static void printGraphicsCards(List list) {
oshi.add("Graphics Cards:");
if (list.isEmpty()) {
oshi.add(" None detected.");
} else {
for (GraphicsCard card : list) {
oshi.add(" " + card);
}
}
}
}