mirror of https://github.com/Icinga/icinga2.git
401 lines
12 KiB
C++
401 lines
12 KiB
C++
/******************************************************************************
|
|
* Icinga 2 *
|
|
* Copyright (C) 2012-2018 Icinga Development Team (https://www.icinga.com/) *
|
|
* *
|
|
* This program is free software; you can redistribute it and/or *
|
|
* modify it under the terms of the GNU General Public License *
|
|
* as published by the Free Software Foundation; either version 2 *
|
|
* of the License, or (at your option) any later version. *
|
|
* *
|
|
* This program is distributed in the hope that it will be useful, *
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
|
* GNU General Public License for more details. *
|
|
* *
|
|
* You should have received a copy of the GNU General Public License *
|
|
* along with this program; if not, write to the Free Software Foundation *
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
|
|
******************************************************************************/
|
|
|
|
#include "plugins/thresholds.hpp"
|
|
#include <boost/program_options.hpp>
|
|
#include <iostream>
|
|
#include <vector>
|
|
#include <windows.h>
|
|
#include <pdh.h>
|
|
#include <pdhmsg.h>
|
|
#include <shlwapi.h>
|
|
|
|
#define VERSION 1.0
|
|
|
|
namespace po = boost::program_options;
|
|
|
|
struct printInfoStruct
|
|
{
|
|
threshold tWarn;
|
|
threshold tCrit;
|
|
std::wstring wsFullPath;
|
|
double dValue;
|
|
DWORD dwPerformanceWait = 1000;
|
|
DWORD dwRequestedType = PDH_FMT_DOUBLE;
|
|
};
|
|
|
|
static bool parseArguments(const int ac, WCHAR **av, po::variables_map& vm, printInfoStruct& printInfo)
|
|
{
|
|
WCHAR szNamePath[MAX_PATH + 1];
|
|
GetModuleFileName(NULL, szNamePath, MAX_PATH);
|
|
WCHAR *szProgName = PathFindFileName(szNamePath);
|
|
|
|
po::options_description desc("Options");
|
|
desc.add_options()
|
|
("help,h", "Print help page and exit")
|
|
("version,V", "Print version and exit")
|
|
("warning,w", po::wvalue<std::wstring>(), "Warning thershold")
|
|
("critical,c", po::wvalue<std::wstring>(), "Critical threshold")
|
|
("performance-counter,P", po::wvalue<std::wstring>(), "The performance counter string to use")
|
|
("performance-wait", po::value<DWORD>(), "Sleep in milliseconds between the two perfomance querries (Default: 1000ms)")
|
|
("fmt-countertype", po::wvalue<std::wstring>(), "Value type of counter: 'double'(default), 'long', 'int64'")
|
|
("print-objects", "Prints all available objects to console")
|
|
("print-object-info", "Prints all available instances and counters of --performance-counter, do not use a full perfomance counter string here")
|
|
("perf-syntax", po::wvalue<std::wstring>(), "Use this string as name for the performance counter (graphite compatibility)")
|
|
;
|
|
|
|
po::wcommand_line_parser parser(ac, av);
|
|
|
|
try {
|
|
po::store(
|
|
parser
|
|
.options(desc)
|
|
.style(
|
|
po::command_line_style::unix_style |
|
|
po::command_line_style::allow_long_disguise)
|
|
.run(),
|
|
vm);
|
|
vm.notify();
|
|
} catch (const std::exception& e) {
|
|
std::cout << e.what() << '\n' << desc << '\n';
|
|
return false;
|
|
}
|
|
|
|
if (vm.count("version")) {
|
|
std::wcout << "Version: " << VERSION << '\n';
|
|
return false;
|
|
}
|
|
|
|
if (vm.count("help")) {
|
|
std::wcout << szProgName << " Help\n\tVersion: " << VERSION << '\n';
|
|
wprintf(
|
|
L"%s runs a check against a performance counter.\n"
|
|
L"You can use the following options to define its behaviour:\n\n", szProgName);
|
|
std::cout << desc;
|
|
wprintf(
|
|
L"\nIt will then output a string looking something like this:\n\n"
|
|
L"\tPERFMON CRITICAL \"\\Processor(_Total)\\%% Idle Time\" = 40.34 | "
|
|
L"perfmon=40.34;20;40;; \"\\Processor(_Total)\\%% Idle Time\"=40.34\n\n"
|
|
L"\"tPERFMON\" being the type of the check, \"CRITICAL\" the returned status\n"
|
|
L"and \"40.34\" is the performance counters value.\n"
|
|
L"%s' exit codes denote the following:\n"
|
|
L" 0\tOK,\n\tNo Thresholds were exceeded\n"
|
|
L" 1\tWARNING,\n\tThe warning was broken, but not the critical threshold\n"
|
|
L" 2\tCRITICAL,\n\tThe critical threshold was broken\n"
|
|
L" 3\tUNKNOWN, \n\tNo check could be performed\n\n"
|
|
, szProgName);
|
|
return false;
|
|
}
|
|
|
|
if (vm.count("warning")) {
|
|
try {
|
|
printInfo.tWarn = threshold(vm["warning"].as<std::wstring>());
|
|
} catch (const std::invalid_argument& e) {
|
|
std::wcout << e.what() << '\n';
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (vm.count("critical")) {
|
|
try {
|
|
printInfo.tCrit = threshold(vm["critical"].as<std::wstring>());
|
|
} catch (const std::invalid_argument& e) {
|
|
std::wcout << e.what() << '\n';
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (vm.count("fmt-countertype")) {
|
|
if (!vm["fmt-countertype"].as<std::wstring>().compare(L"int64"))
|
|
printInfo.dwRequestedType = PDH_FMT_LARGE;
|
|
else if (!vm["fmt-countertype"].as<std::wstring>().compare(L"long"))
|
|
printInfo.dwRequestedType = PDH_FMT_LONG;
|
|
else if (vm["fmt-countertype"].as<std::wstring>().compare(L"double")) {
|
|
std::wcout << "Unknown value type " << vm["fmt-countertype"].as<std::wstring>() << '\n';
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (vm.count("performance-counter"))
|
|
printInfo.wsFullPath = vm["performance-counter"].as<std::wstring>();
|
|
|
|
if (vm.count("performance-wait"))
|
|
printInfo.dwPerformanceWait = vm["performance-wait"].as<DWORD>();
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool getInstancesAndCountersOfObject(const std::wstring& wsObject,
|
|
std::vector<std::wstring>& vecInstances, std::vector<std::wstring>& vecCounters)
|
|
{
|
|
DWORD dwCounterListLength = 0, dwInstanceListLength = 0;
|
|
|
|
if (PdhEnumObjectItems(NULL, NULL, wsObject.c_str(),
|
|
NULL, &dwCounterListLength, NULL,
|
|
&dwInstanceListLength, PERF_DETAIL_WIZARD, 0) != PDH_MORE_DATA)
|
|
return false;
|
|
|
|
std::vector<WCHAR> mszCounterList(dwCounterListLength + 1);
|
|
std::vector<WCHAR> mszInstanceList(dwInstanceListLength + 1);
|
|
|
|
if (FAILED(PdhEnumObjectItems(NULL, NULL, wsObject.c_str(),
|
|
mszCounterList.data(), &dwCounterListLength, mszInstanceList.data(),
|
|
&dwInstanceListLength, PERF_DETAIL_WIZARD, 0))) {
|
|
return false;
|
|
}
|
|
|
|
if (dwInstanceListLength) {
|
|
std::wstringstream wssInstanceName;
|
|
|
|
// XXX: is the "- 1" correct?
|
|
for (DWORD c = 0; c < dwInstanceListLength - 1; ++c) {
|
|
if (mszInstanceList[c])
|
|
wssInstanceName << mszInstanceList[c];
|
|
else {
|
|
vecInstances.push_back(wssInstanceName.str());
|
|
wssInstanceName.str(L"");
|
|
}
|
|
}
|
|
}
|
|
|
|
if (dwCounterListLength) {
|
|
std::wstringstream wssCounterName;
|
|
|
|
// XXX: is the "- 1" correct?
|
|
for (DWORD c = 0; c < dwCounterListLength - 1; ++c) {
|
|
if (mszCounterList[c])
|
|
wssCounterName << mszCounterList[c];
|
|
else {
|
|
vecCounters.push_back(wssCounterName.str());
|
|
wssCounterName.str(L"");
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static void printPDHError(PDH_STATUS status)
|
|
{
|
|
HMODULE hPdhLibrary = NULL;
|
|
LPWSTR pMessage = NULL;
|
|
|
|
hPdhLibrary = LoadLibrary(L"pdh.dll");
|
|
if (!hPdhLibrary) {
|
|
std::wcout << "LoadLibrary failed with " << GetLastError() << '\n';
|
|
return;
|
|
}
|
|
|
|
if (!FormatMessage(FORMAT_MESSAGE_FROM_HMODULE | FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_ARGUMENT_ARRAY,
|
|
hPdhLibrary, status, 0, (LPWSTR)&pMessage, 0, NULL)) {
|
|
FreeLibrary(hPdhLibrary);
|
|
std::wcout << "Format message failed with " << std::hex << GetLastError() << '\n';
|
|
return;
|
|
}
|
|
|
|
FreeLibrary(hPdhLibrary);
|
|
|
|
std::wcout << pMessage << '\n';
|
|
LocalFree(pMessage);
|
|
}
|
|
|
|
static void printObjects()
|
|
{
|
|
DWORD dwBufferLength = 0;
|
|
PDH_STATUS status = PdhEnumObjects(NULL, NULL, NULL,
|
|
&dwBufferLength, PERF_DETAIL_WIZARD, FALSE);
|
|
//HEX HEX! Only a Magicians gets all the info he wants, and only Microsoft knows what that means
|
|
|
|
if (status != PDH_MORE_DATA) {
|
|
printPDHError(status);
|
|
return;
|
|
}
|
|
|
|
std::vector<WCHAR> mszObjectList(dwBufferLength + 2);
|
|
status = PdhEnumObjects(NULL, NULL, mszObjectList.data(),
|
|
&dwBufferLength, PERF_DETAIL_WIZARD, FALSE);
|
|
|
|
if (FAILED(status)) {
|
|
printPDHError(status);
|
|
return;
|
|
}
|
|
|
|
DWORD c = 0;
|
|
|
|
while (++c < dwBufferLength) {
|
|
if (mszObjectList[c] == '\0')
|
|
std::wcout << '\n';
|
|
else
|
|
std::wcout << mszObjectList[c];
|
|
}
|
|
}
|
|
|
|
static void printObjectInfo(const printInfoStruct& pI)
|
|
{
|
|
if (pI.wsFullPath.empty()) {
|
|
std::wcout << "No object given!\n";
|
|
return;
|
|
}
|
|
|
|
std::vector<std::wstring> vecInstances, vecCounters;
|
|
|
|
if (!getInstancesAndCountersOfObject(pI.wsFullPath, vecInstances, vecCounters)) {
|
|
std::wcout << "Could not enumerate instances and counters of " << pI.wsFullPath << '\n'
|
|
<< "Make sure it exists!\n";
|
|
return;
|
|
}
|
|
|
|
std::wcout << "Instances of " << pI.wsFullPath << ":\n";
|
|
if (vecInstances.empty())
|
|
std::wcout << "> Has no instances\n";
|
|
else {
|
|
for (const auto& instance : vecInstances)
|
|
std::wcout << "> " << instance << '\n';
|
|
}
|
|
std::wcout << std::endl;
|
|
|
|
std::wcout << "Performance Counters of " << pI.wsFullPath << ":\n";
|
|
if (vecCounters.empty())
|
|
std::wcout << "> Has no counters\n";
|
|
else {
|
|
for (const auto& counter : vecCounters)
|
|
std::wcout << "> " << counter << "\n";
|
|
}
|
|
std::wcout << std::endl;
|
|
}
|
|
|
|
bool QueryPerfData(printInfoStruct& pI)
|
|
{
|
|
PDH_HQUERY hQuery = NULL;
|
|
PDH_HCOUNTER hCounter = NULL;
|
|
DWORD dwBufferSize = 0, dwItemCount = 0;
|
|
|
|
if (pI.wsFullPath.empty()) {
|
|
std::wcout << "No performance counter path given!\n";
|
|
return false;
|
|
}
|
|
|
|
PDH_FMT_COUNTERVALUE_ITEM *pDisplayValues = NULL;
|
|
|
|
PDH_STATUS status = PdhOpenQuery(NULL, NULL, &hQuery);
|
|
if (FAILED(status))
|
|
goto die;
|
|
|
|
status = PdhAddCounter(hQuery, pI.wsFullPath.c_str(), NULL, &hCounter);
|
|
if (FAILED(status))
|
|
goto die;
|
|
|
|
status = PdhCollectQueryData(hQuery);
|
|
if (FAILED(status))
|
|
goto die;
|
|
|
|
/*
|
|
* Most counters need two queries to provide a value.
|
|
* Those which need only one will return the second.
|
|
*/
|
|
Sleep(pI.dwPerformanceWait);
|
|
|
|
status = PdhCollectQueryData(hQuery);
|
|
if (FAILED(status))
|
|
goto die;
|
|
|
|
status = PdhGetFormattedCounterArray(hCounter, pI.dwRequestedType, &dwBufferSize, &dwItemCount, NULL);
|
|
if (status != PDH_MORE_DATA)
|
|
goto die;
|
|
|
|
pDisplayValues = reinterpret_cast<PDH_FMT_COUNTERVALUE_ITEM*>(new BYTE[dwBufferSize]);
|
|
status = PdhGetFormattedCounterArray(hCounter, pI.dwRequestedType, &dwBufferSize, &dwItemCount, pDisplayValues);
|
|
|
|
if (FAILED(status))
|
|
goto die;
|
|
|
|
switch (pI.dwRequestedType) {
|
|
case (PDH_FMT_LONG):
|
|
pI.dValue = pDisplayValues[0].FmtValue.longValue;
|
|
break;
|
|
case (PDH_FMT_LARGE):
|
|
pI.dValue = pDisplayValues[0].FmtValue.largeValue;
|
|
break;
|
|
default:
|
|
pI.dValue = pDisplayValues[0].FmtValue.doubleValue;
|
|
break;
|
|
}
|
|
|
|
delete[]pDisplayValues;
|
|
|
|
return true;
|
|
|
|
die:
|
|
printPDHError(status);
|
|
delete[]pDisplayValues;
|
|
return false;
|
|
}
|
|
|
|
static int printOutput(const po::variables_map& vm, printInfoStruct& pi)
|
|
{
|
|
std::wstringstream wssPerfData;
|
|
|
|
if (vm.count("perf-syntax"))
|
|
wssPerfData << "'" << vm["perf-syntax"].as<std::wstring>() << "'=";
|
|
else
|
|
wssPerfData << "'" << pi.wsFullPath << "'=";
|
|
|
|
wssPerfData << pi.dValue << ';' << pi.tWarn.pString() << ';' << pi.tCrit.pString() << ";;";
|
|
|
|
if (pi.tCrit.rend(pi.dValue)) {
|
|
std::wcout << "PERFMON CRITICAL for '" << (vm.count("perf-syntax") ? vm["perf-syntax"].as<std::wstring>() : pi.wsFullPath)
|
|
<< "' = " << pi.dValue << " | " << wssPerfData.str() << "\n";
|
|
return 2;
|
|
}
|
|
|
|
if (pi.tWarn.rend(pi.dValue)) {
|
|
std::wcout << "PERFMON WARNING for '" << (vm.count("perf-syntax") ? vm["perf-syntax"].as<std::wstring>() : pi.wsFullPath)
|
|
<< "' = " << pi.dValue << " | " << wssPerfData.str() << "\n";
|
|
return 1;
|
|
}
|
|
|
|
std::wcout << "PERFMON OK for '" << (vm.count("perf-syntax") ? vm["perf-syntax"].as<std::wstring>() : pi.wsFullPath)
|
|
<< "' = " << pi.dValue << " | " << wssPerfData.str() << "\n";
|
|
|
|
return 0;
|
|
}
|
|
|
|
int wmain(int argc, WCHAR **argv)
|
|
{
|
|
po::variables_map variables_map;
|
|
printInfoStruct stPrintInfo;
|
|
if (!parseArguments(argc, argv, variables_map, stPrintInfo))
|
|
return 3;
|
|
|
|
if (variables_map.count("print-objects")) {
|
|
printObjects();
|
|
return 0;
|
|
}
|
|
|
|
if (variables_map.count("print-object-info")) {
|
|
printObjectInfo(stPrintInfo);
|
|
return 0;
|
|
}
|
|
|
|
if (QueryPerfData(stPrintInfo))
|
|
return printOutput(variables_map, stPrintInfo);
|
|
else
|
|
return 3;
|
|
}
|