Change how check_swap works and a debug line in check_disk

check_swap should now be faster and more accurate, it also checks against free space instead of taken swap.
The output and CMakeLists have been updated accordingly.

fixes #8287 refs #8060
This commit is contained in:
Jean Flach 2015-02-02 11:11:43 +01:00
parent 8d551fa99f
commit 4771f79f35
3 changed files with 38 additions and 70 deletions

View File

@ -47,7 +47,6 @@ if (WIN32)
target_link_libraries( check_network Pdh.lib )
target_link_libraries( check_ping Ntdll.lib iphlpapi.lib Ws2_32.lib )
target_link_libraries( check_procs Pdh.lib )
target_link_libraries(check_swap Pdh.lib)
target_link_libraries( check_uptime ${Boost_SYSTEM_LIBRARY} )
target_link_libraries( check_users wtsapi32.lib )

View File

@ -312,7 +312,7 @@ int check_drives(vector<drive>& vDrives)
FindNextVolume(hVolume, szVolumeName, MAX_PATH);
}
if (debug)
wcout << L"Creating vector from found volumes, removing cd drives etc.:" << endl;
wcout << L"Creating vector from found volumes, ignoring cd drives etc.:" << endl;
for (set<wstring>::iterator it = sDrives.begin(); it != sDrives.end(); ++it) {
UINT type = GetDriveType(it->c_str());
if (type == DRIVE_FIXED || type == DRIVE_REMOTE) {

View File

@ -17,8 +17,8 @@
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#include <Shlwapi.h>
#include <Pdh.h>
#include <iostream>
#include <WinBase.h>
#include "thresholds.h"
@ -36,7 +36,7 @@ static BOOL debug = FALSE;
struct printInfoStruct
{
threshold warn, crit;
double swap;
DWORD tSwap, aSwap;
};
static int parseArguments(int, wchar_t **, po::variables_map&, printInfoStruct&);
@ -100,7 +100,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
cout << desc;
wprintf(
L"\nIt will then output a string looking something like this:\n\n"
L"\tSWAP WARNING 23.8304%%|swap=23.8304%%;19.5;30;0;100\n\n"
L"\tSWAP WARNING - 20%% free | swap=2000B;3000;500;0;10000\n\n"
L"\"SWAP\" being the type of the check, \"WARNING\" the returned status\n"
L"and \"23.8304%%\" is the returned value.\n"
L"The performance data is found behind the \"|\", in order:\n"
@ -166,25 +166,29 @@ int printOutput(printInfoStruct& printInfo)
wcout << L"Constructing output string" << endl;
state state = OK;
double fswap = (printInfo.aSwap / printInfo.tSwap) * 100.0;
if (printInfo.warn.rend(printInfo.swap))
if (!printInfo.warn.rend(printInfo.aSwap, printInfo.tSwap))
state = WARNING;
if (printInfo.crit.rend(printInfo.swap))
if (!printInfo.crit.rend(printInfo.aSwap, printInfo.tSwap))
state = CRITICAL;
switch (state) {
case OK:
wcout << L"SWAP OK " << printInfo.swap << L"% | swap=" << printInfo.swap << L"%;"
<< printInfo.warn.pString() << L";" << printInfo.crit.pString() << L";0;100" << endl;
wcout << L"SWAP OK - " << fswap << L"% free | swap=" << printInfo.aSwap << L"B;"
<< printInfo.warn.pString(printInfo.tSwap) << L";" << printInfo.crit.pString(printInfo.tSwap)
<< L";0;" << printInfo.tSwap << endl;
break;
case WARNING:
wcout << L"SWAP WARNING " << printInfo.swap << L"% | swap=" << printInfo.swap << L"%;"
<< printInfo.warn.pString() << L";" << printInfo.crit.pString() << L";0;100" << endl;
wcout << L"SWAP WARNING - " << fswap << L"% free | swap=" << printInfo.aSwap << L"B;"
<< printInfo.warn.pString(printInfo.tSwap) << L";" << printInfo.crit.pString(printInfo.tSwap)
<< L";0;" << printInfo.tSwap << endl;
break;
case CRITICAL:
wcout << L"SWAP CRITICAL " << printInfo.swap << L"% | swap=" << printInfo.swap << L"%;"
<< printInfo.warn.pString() << L";" << printInfo.crit.pString() << L";0;100" << endl;
wcout << L"SWAP CRITICAL - " << fswap << L"% free | swap=" << printInfo.aSwap << L"B;"
<< printInfo.warn.pString(printInfo.tSwap) << L";" << printInfo.crit.pString(printInfo.tSwap)
<< L";0;" << printInfo.tSwap << endl;
break;
}
@ -193,49 +197,14 @@ int printOutput(printInfoStruct& printInfo)
int check_swap(printInfoStruct& printInfo)
{
PDH_HQUERY phQuery;
PDH_HCOUNTER phCounter;
DWORD dwBufferSize = 0;
DWORD CounterType;
PDH_FMT_COUNTERVALUE DisplayValue;
PDH_STATUS err;
_MEMORYSTATUS *pMemBuf = new _MEMORYSTATUS;
LPCWSTR path = L"\\Paging File(*)\\% Usage";
GlobalMemoryStatus(pMemBuf);
if (debug)
wcout << L"Opening querry handle" << endl;
printInfo.tSwap = pMemBuf->dwTotalPageFile;
printInfo.aSwap = pMemBuf->dwAvailPageFile;
err = PdhOpenQuery(NULL, NULL, &phQuery);
if (!SUCCEEDED(err))
goto die;
delete pMemBuf;
if (debug)
wcout << L"Adding counter" << endl;
err = PdhAddEnglishCounter(phQuery, path, NULL, &phCounter);
if (!SUCCEEDED(err))
goto die;
if (debug)
wcout << L"Collecting querry data" << endl;
err = PdhCollectQueryData(phQuery);
if (!SUCCEEDED(err))
goto die;
if (debug)
wcout << L"Formatting counter data" << endl;
err = PdhGetFormattedCounterValue(phCounter, PDH_FMT_DOUBLE, &CounterType, &DisplayValue);
if (SUCCEEDED(err)) {
printInfo.swap = DisplayValue.doubleValue;
PdhCloseQuery(phQuery);
return -1;
}
die:
if (phQuery)
PdhCloseQuery(phQuery);
die(err);
return 3;
}