Add -d/--debug option for windows plugins

#fixes 8119

plugins/check_disk.cpp

@@ -34,6 +34,8 @@ namespace po = boost::program_options;
 using std::cout; using std::endl; using std::set;
 using std::vector; using std::wstring; using std::wcout;
 
+static BOOL debug = FALSE;
+
 struct drive 
 {
 	wstring name;
@@ -100,6 +102,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	desc.add_options()
 		("help,h", "print usage message and exit")
 		("version,V", "print version and exit")
+		("debug,d", "Verbose/Debug output")
 		("warning,w", po::wvalue<wstring>(), "warning threshold")
 		("critical,c", po::wvalue<wstring>(), "critical threshold")
 		("path,p", po::wvalue<vector<std::wstring>>()->multitoken(), "declare explicitly which drives to check (default checks all)")
@@ -196,11 +199,16 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	} else
 		printInfo.unit = BunitB;
 
+	if (vm.count("debug"))
+		debug = TRUE;
+
 	return -1;
 }
 
 int printOutput(printInfoStruct& printInfo, vector<drive>& vDrives) 
 {
+	if (debug)
+		wcout << L"Constructing output string" << endl;
 	state state = OK;
 	double tCap = 0, tFree = 0;
 	std::wstringstream perf, prePerf;
@@ -233,13 +241,13 @@ int printOutput(printInfoStruct& printInfo, vector<drive>& vDrives)
 
 	switch (state) {
 	case OK:
-		wcout << L"DISK OK " << tFree << unit << prePerf.str() << perf.str() << endl;
+		wcout << L"DISK OK " << std::fixed << removeZero(tFree) << unit << prePerf.str() << perf.str() << endl;
 		break;
 	case WARNING:
-		wcout << L"DISK WARNING " << tFree << unit << prePerf.str() << perf.str() << endl;
+		wcout << L"DISK WARNING " << std::fixed << removeZero(tFree) << unit << prePerf.str() << perf.str() << endl;
 		break;
 	case CRITICAL:
-		wcout << L"DISK CRITICAL " << tFree << unit << prePerf.str() << perf.str() << endl;
+		wcout << L"DISK CRITICAL " << std::fixed << removeZero(tFree) << unit << prePerf.str() << perf.str() << endl;
 		break;
 	}
 
@@ -249,29 +257,45 @@ int printOutput(printInfoStruct& printInfo, vector<drive>& vDrives)
 int check_drives(vector<drive>& vDrives) 
 {
 	DWORD dwResult, dwSize = 0, dwVolumePathNamesLen = MAX_PATH + 1;
-	wchar_t szLogicalDrives[MAX_PATH], szVolumeName[MAX_PATH], *szVolumePathNames;
+	wchar_t szLogicalDrives[1024], szVolumeName[MAX_PATH], *szVolumePathNames;
 	HANDLE hVolume;
 	wstring wsLogicalDrives;
 	size_t volumeNameEnd = 0;
 
 	set<wstring> sDrives;
 
+	if (debug)
+		wcout << L"Getting logic drive string (includes network drives)" << endl;
+
 	dwResult = GetLogicalDriveStrings(MAX_PATH, szLogicalDrives);
 	if (dwResult < 0 || dwResult > MAX_PATH) 
 		goto die;
-	
+	if (debug)
+		wcout << L"Splitting string into single drive names" << endl;
+
 	LPTSTR szSingleDrive = szLogicalDrives;
 	while (*szSingleDrive) {
 		wstring drname = szSingleDrive;
 		sDrives.insert(drname);
 		szSingleDrive += wcslen(szSingleDrive) + 1;
+		if (debug)
+			wcout << "Got: " << drname << endl;
 	}
 
+	if (debug) 
+		wcout << L"Getting volume mountpoints (includes NTFS folders)" << endl
+		<< L"Getting first volume" << endl;
+
 	hVolume = FindFirstVolume(szVolumeName, MAX_PATH);
 	if (hVolume == INVALID_HANDLE_VALUE)
 		goto die;
 
+	if (debug)
+		wcout << L"Traversing through list of drives" << endl;
+
 	while (GetLastError() != ERROR_NO_MORE_FILES) {
+		if (debug)
+			wcout << L"Path name for " << szVolumeName << L"= \"";
 		volumeNameEnd = wcslen(szVolumeName) - 1;
 		szVolumePathNames = reinterpret_cast<wchar_t*>(new WCHAR[dwVolumePathNamesLen]);
 
@@ -282,17 +306,25 @@ int check_drives(vector<drive>& vDrives)
 			szVolumePathNames = reinterpret_cast<wchar_t*>(new WCHAR[dwVolumePathNamesLen]);
 
 		}
+		wcout << szVolumePathNames << L"\"" << endl;
 
+		//.insert() does the dublicate checking
 		sDrives.insert(wstring(szVolumePathNames));
 		FindNextVolume(hVolume, szVolumeName, MAX_PATH);
 	}
 
+	wcout << L"Creating vector from found volumes, removing 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) {
+			if (debug)
+				wcout << L"\t" << *it << endl;
 			vDrives.push_back(drive(*it));
 		}
 	}
+
+	FindVolumeClose(hVolume);
+	delete[] reinterpret_cast<wchar_t*>(szVolumePathNames);
 	return -1;
  
 die:
@@ -306,15 +338,19 @@ int check_drives(vector<drive>& vDrives, printInfoStruct& printInfo)
 {
 	wchar_t *slash = L"\\";
 
+	if (debug)
+		wcout << L"Parsing user input drive names" << endl;
+
 	for (vector<wstring>::iterator it = printInfo.drives.begin();
 			it != printInfo.drives.end(); ++it) {
 		if (it->at(it->length() - 1) != *slash)
 			it->append(slash);
-
 		if (std::wstring::npos == it->find(L":\\")) {
 			wcout << "A \":\" is required after the drive name of " << *it << endl;
 			return 3;
 		}
+		if (debug)
+			wcout << L"Added " << *it << endl;
 		vDrives.push_back(drive(*it));
 	}
 	return -1;
@@ -322,13 +358,21 @@ int check_drives(vector<drive>& vDrives, printInfoStruct& printInfo)
 
 bool getFreeAndCap(drive& drive, const Bunit& unit) 
 {
+	if (debug)
+		wcout << L"Getting free disk space for drive " << drive.name << endl;
 	ULARGE_INTEGER tempFree, tempTotal;
 	if (!GetDiskFreeSpaceEx(drive.name.c_str(), NULL, &tempTotal, &tempFree)) {
 		return FALSE;
 	}
-
+	if (debug)
+		wcout << L"\tcap: " << tempFree.QuadPart << endl;
 	drive.cap = round((tempTotal.QuadPart / pow(1024.0, unit)));
+	if (debug)
+		wcout << L"\tAfter converion: " << drive.cap << endl
+		<< L"\tfree: " << tempFree.QuadPart << endl;
 	drive.free = round((tempFree.QuadPart / pow(1024.0, unit)));
+	if (debug)
+		wcout << L"\tAfter converion: " << drive.free << endl << endl;
 
 	return TRUE;
 }

plugins/check_load.cpp

@@ -33,6 +33,8 @@ namespace po = boost::program_options;
 using std::endl; using std::cout; using std::wstring;
 using std::wcout;
 
+static BOOL debug = FALSE;
+
 struct printInfoStruct 
 {
 	threshold warn, crit;
@@ -69,6 +71,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	desc.add_options()
 		("help,h", "print usage message and exit")
 		("version,V", "print version and exit")
+		("debug,d", "Verbose/Debug output")
 		("warning,w", po::wvalue<wstring>(), "warning value (in percent)")
 		("critical,c", po::wvalue<wstring>(), "critical value (in percent)")
 		;
@@ -156,11 +159,17 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 		}
 	}
 
+	if (vm.count("debug"))
+		debug = TRUE;
+
 	return -1;
 }
 
 int printOutput(printInfoStruct& printInfo) 
 {
+	if (debug)
+		wcout << L"Constructing output string" << endl;
+
 	state state = OK;
 
 	if (printInfo.warn.rend(printInfo.load))
@@ -199,6 +208,9 @@ int check_load(printInfoStruct& printInfo)
 
 	LPCWSTR path = L"\\Processor(_Total)\\% Idle Time";
 
+	if (debug)
+		wcout << L"Creating query and adding counter" << endl;
+
 	err = PdhOpenQuery(NULL, NULL, &phQuery);
 	if (!SUCCEEDED(err))
 		goto die;
@@ -207,20 +219,39 @@ int check_load(printInfoStruct& printInfo)
 	if (!SUCCEEDED(err))
 		goto die;
 
+	if (debug)
+		wcout << L"Collecting first batch of query data" << endl;
+
 	err = PdhCollectQueryData(phQuery);
 	if (!SUCCEEDED(err))
 		goto die;
 
+	if (debug)
+		wcout << L"Sleep for one second" << endl;
+
 	Sleep(1000);
 
+	if (debug)
+		wcout << L"Collecting second batch of query data" << endl;
+
 	err = PdhCollectQueryData(phQuery);
 	if (!SUCCEEDED(err))
 		goto die;
 
+	if (debug)
+		wcout << L"Creating formatted counter array" << endl;
+
 	err = PdhGetFormattedCounterValue(phCounter, PDH_FMT_DOUBLE, &CounterType, &DisplayValue);
 	if (SUCCEEDED(err)) {
-		if (DisplayValue.CStatus == PDH_CSTATUS_VALID_DATA)
+		if (DisplayValue.CStatus == PDH_CSTATUS_VALID_DATA) {
+			if (debug)
+				wcout << L"Recieved Value of " << DisplayValue.doubleValue << L" (idle)" << endl;
 			printInfo.load = 100.0 - DisplayValue.doubleValue;
+		}
+
+		if (debug)
+			wcout << L"Finished collection. Cleaning up and returning" << endl;
+
 		PdhCloseQuery(phQuery);
 		return -1;
 	}

plugins/check_network.cpp

@@ -31,6 +31,9 @@ namespace po = boost::program_options;
 
 using std::endl; using std::vector; using std::wstring;
 using std::wcout; using std::cout;
+
+static BOOL debug = FALSE;
+
 struct nInterface 
 {
 	wstring name;
@@ -77,6 +80,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	desc.add_options()
 		("help,h", "print usage and exit")
 		("version,V", "print version and exit")
+		("debug,d", "Verbose/Debug output")
 		("warning,w", po::wvalue<wstring>(), "warning value")
 		("critical,c", po::wvalue<wstring>(), "critical value")
 		;
@@ -161,11 +165,17 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 		}
 	}
 	
+	if (vm.count("debug"))
+		debug = TRUE;
+
 	return -1;
 }
 
 int printOutput(printInfoStruct& printInfo, const vector<nInterface>& vInterfaces) 
 {
+	if (debug)
+		wcout << L"Constructing output string" << endl;
+
 	long tIn = 0, tOut = 0;
 	std::wstringstream tss, perfDataFirst;
 	state state = OK;
@@ -209,6 +219,9 @@ int check_network(vector <nInterface>& vInterfaces)
 	PDH_FMT_COUNTERVALUE_ITEM *pDisplayValuesIn = NULL, *pDisplayValuesOut = NULL;
 	PDH_STATUS err;
 
+	if (debug)
+		wcout << L"Creating Query and adding counters" << endl;
+
 	err = PdhOpenQuery(NULL, NULL, &phQuery);
 	if (!SUCCEEDED(err))
 		goto die;
@@ -221,16 +234,28 @@ int check_network(vector <nInterface>& vInterfaces)
 	if (!SUCCEEDED(err)) 
 		goto die;
 	
+	if (debug)
+		wcout << L"Collecting first batch of query data" << endl;
+
 	err = PdhCollectQueryData(phQuery);
 	if (!SUCCEEDED(err))
 		goto die;
-	
+
+	if (debug)
+		wcout << L"Sleep for one second" << endl;
+
 	Sleep(1000);
 
+	if (debug)
+		wcout << L"Collecting second batch of query data" << endl;
+
 	err = PdhCollectQueryData(phQuery);
 	if (!SUCCEEDED(err))
 		goto die;
 
+	if (debug)
+		wcout << L"Creating formatted counter arrays" << endl;
+	
 	err = PdhGetFormattedCounterArray(phCounterIn, PDH_FMT_LONG, &dwBufferSizeIn, &dwItemCount, pDisplayValuesIn);
 	if (err == PDH_MORE_DATA || SUCCEEDED(err))
 		pDisplayValuesIn = reinterpret_cast<PDH_FMT_COUNTERVALUE_ITEM*>(new BYTE[dwItemCount*dwBufferSizeIn]);
@@ -251,16 +276,24 @@ int check_network(vector <nInterface>& vInterfaces)
 	if (!SUCCEEDED(err))
 		goto die;
 
+	if (debug)
+		wcout << L"Going over counter array" << endl;
+
 	for (DWORD i = 0; i < dwItemCount; i++) {
 		nInterface *iface = new nInterface(wstring(pDisplayValuesIn[i].szName));
 		iface->BytesInSec = pDisplayValuesIn[i].FmtValue.longValue;
 		iface->BytesOutSec = pDisplayValuesOut[i].FmtValue.longValue;
 		vInterfaces.push_back(*iface);
+		if (debug)
+			wcout << L"Collected interface " << pDisplayValuesIn[i].szName << endl;
 	}
-		PdhCloseQuery(phQuery);
+	if (debug)
-		delete pDisplayValuesIn;
+		wcout << L"Finished collection. Cleaning up and returning" << endl;
-		delete pDisplayValuesOut;
+
-		return -1;
+	PdhCloseQuery(phQuery);
+	delete reinterpret_cast<PDH_FMT_COUNTERVALUE_ITEM*>(pDisplayValuesIn);
+	delete reinterpret_cast<PDH_FMT_COUNTERVALUE_ITEM*>(pDisplayValuesOut);
+	return -1;
 die:
 	die(err);
 	if (phQuery)

plugins/check_ping.cpp

@@ -40,6 +40,8 @@ namespace po = boost::program_options;
 using std::cout; using std::endl; using std::wcout;
 using std::wstring; using std::string;
 
+static BOOL debug = FALSE;
+
 struct response
 {
 	double avg;
@@ -97,6 +99,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	desc.add_options()
 		("help,h", "print usage message and exit")
 		("version,V", "print version and exit")
+		("debug,d", "Verbose/Debug output")
 		("host,H", po::wvalue<wstring>()->required(), "host ip to ping")
 		(",4", "--host is an ipv4 address (default)")
 		(",6", "--host is an ipv6 address")
@@ -222,11 +225,17 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 
 	printInfo.host = vm["host"].as<wstring>();
 
+	if (vm.count("debug"))
+		debug = TRUE;
+
 	return -1;
 }
 
 int printOutput(printInfoStruct& printInfo, response& response)
 {
+	if (debug)
+		wcout << L"Constructing output string" << endl;
+
 	state state = OK;
 
 	double plp = ((double)response.dropped / printInfo.num) * 100.0;
@@ -273,6 +282,9 @@ int check_ping4(const printInfoStruct& pi, response& response)
 	LARGE_INTEGER frequency, timer1, timer2;
 	LPCWSTR term;
 
+	if (debug)
+		wcout << L"Parsing ip address" << endl;
+
 	if (RtlIpv4StringToAddress(pi.host.c_str(), TRUE, &term, &ipDest4) == STATUS_INVALID_PARAMETER) {
 		std::wcout << pi.host << " is not a valid ip address" << std::endl;
 		return 3;
@@ -283,6 +295,9 @@ int check_ping4(const printInfoStruct& pi, response& response)
 		return 3;
 	}
 
+	if (debug)
+		wcout << L"Creating Icmp File" << endl;
+
 	if ((hIcmp = IcmpCreateFile()) == INVALID_HANDLE_VALUE)
 		goto die;
 
@@ -295,20 +310,33 @@ int check_ping4(const printInfoStruct& pi, response& response)
 	QueryPerformanceFrequency(&frequency);
 	do {
 		QueryPerformanceCounter(&timer1);
-		dwRet = IcmpSendEcho2(hIcmp, NULL, NULL, NULL, ipDest4.S_un.S_addr,
+
-							  NULL, 0, NULL, repBuf, dwRepSize, pi.timeout);
+		if (debug)
-		if (!dwRet) {
+			wcout << L"Sending Icmp echo" << endl;
+
+		if (!IcmpSendEcho2(hIcmp, NULL, NULL, NULL, ipDest4.S_un.S_addr,
+			NULL, 0, NULL, repBuf, dwRepSize, pi.timeout)) {
 			response.dropped++;
+			if (debug)
+				wcout << L"Dropped: Response was 0" << endl;
 			continue;
 		}
 
+		if (debug)
+			wcout << "Ping recieved" << endl;
+
 		PICMP_ECHO_REPLY pEchoReply = static_cast<PICMP_ECHO_REPLY>(repBuf);
 
 		if (pEchoReply->Status != IP_SUCCESS) {
 			response.dropped++;
+			if (debug)
+				wcout << L"Dropped: echo reply status " << pEchoReply->Status << endl;
 			continue;
 		}
 
+		if (debug)
+			wcout << L"Recorded rtt of " << pEchoReply->RoundTripTime << endl;
+
 		rtt += pEchoReply->RoundTripTime;
 		if (response.pMin == 0 || pEchoReply->RoundTripTime < response.pMin)
 			response.pMin = pEchoReply->RoundTripTime;
@@ -320,6 +348,8 @@ int check_ping4(const printInfoStruct& pi, response& response)
 			Sleep(pi.timeout - ((timer2.QuadPart - timer1.QuadPart) * 1000 / frequency.QuadPart));
 	} while (--num);
 
+	if (debug)
+		wcout << L"All pings sent. Cleaning up and returning" << endl;
 
 	IcmpCloseHandle(hIcmp);
 	delete reinterpret_cast<VOID *>(repBuf);
@@ -350,6 +380,9 @@ int check_ping6(const printInfoStruct& pi, response& response)
 	int num = pi.num;
 	UINT rtt = 0;
 
+	if (debug)
+		wcout << L"Parsing ip address" << endl;
+
 	if (RtlIpv6StringToAddressEx(pi.host.c_str(), &ipDest6.sin6_addr, &ipDest6.sin6_scope_id, &ipDest6.sin6_port)) {
 		std::wcout << pi.host << " is not a valid ipv6 address" << std::endl;
 		return 3;
@@ -362,6 +395,9 @@ int check_ping6(const printInfoStruct& pi, response& response)
 	ipSource6.sin6_flowinfo = 0;
 	ipSource6.sin6_port = 0;
 
+	if (debug)
+		wcout << L"Creating Icmp File" << endl;
+
 	HANDLE hIcmp = Icmp6CreateFile();
 	if (hIcmp == INVALID_HANDLE_VALUE) {
 		goto die;
@@ -370,32 +406,50 @@ int check_ping6(const printInfoStruct& pi, response& response)
 	QueryPerformanceFrequency(&frequency);
 	do {
 		QueryPerformanceCounter(&timer1);
+
+		if (debug)
+			wcout << L"Sending Icmp echo" << endl;
+
 		if (!Icmp6SendEcho2(hIcmp, NULL, NULL, NULL, &ipSource6, &ipDest6,
 			NULL, 0, &ipInfo, repBuf, dwRepSize, pi.timeout)) {
 			response.dropped++;
+			if (debug)
+				wcout << L"Dropped: Response was 0" << endl;
 			continue;
 		}
 
+		if (debug)
+			wcout << "Ping recieved" << endl;
+
 		Icmp6ParseReplies(repBuf, dwRepSize);
 
-		ICMPV6_ECHO_REPLY *echoReply = static_cast<ICMPV6_ECHO_REPLY *>(repBuf);
+		ICMPV6_ECHO_REPLY *pEchoReply = static_cast<ICMPV6_ECHO_REPLY *>(repBuf);
 
-		if (echoReply->Status != IP_SUCCESS) {
+		if (pEchoReply->Status != IP_SUCCESS) {
 			response.dropped++;
+			if (debug)
+				wcout << L"Dropped: echo reply status " << pEchoReply->Status << endl;
 			continue;
 		}
 		
-		rtt += echoReply->RoundTripTime;
+		rtt += pEchoReply->RoundTripTime;
-		if (response.pMin == 0 || echoReply->RoundTripTime < response.pMin)
+
-			response.pMin = echoReply->RoundTripTime;
+		if (debug)
-		else if (echoReply->RoundTripTime > response.pMax)
+			wcout << L"Recorded rtt of " << pEchoReply->RoundTripTime << endl;
-			response.pMax = echoReply->RoundTripTime;
+
+		if (response.pMin == 0 || pEchoReply->RoundTripTime < response.pMin)
+			response.pMin = pEchoReply->RoundTripTime;
+		else if (pEchoReply->RoundTripTime > response.pMax)
+			response.pMax = pEchoReply->RoundTripTime;
 
 		QueryPerformanceCounter(&timer2);
 		if (((timer2.QuadPart - timer1.QuadPart) * 1000 / frequency.QuadPart) < pi.timeout)
 			Sleep(pi.timeout - ((timer2.QuadPart - timer1.QuadPart) * 1000 / frequency.QuadPart));
 	} while (--num);
 
+	if (debug)
+		wcout << L"All pings sent. Cleaning up and returning" << endl;
+
 	IcmpCloseHandle(hIcmp);
 	delete reinterpret_cast<VOID *>(repBuf);
 	response.avg = ((double)rtt / pi.num);

plugins/check_procs.cpp

@@ -32,6 +32,8 @@ namespace po = boost::program_options;
 using std::endl; using std::wstring; using std::wcout;
 using std::cout;
 
+static BOOL debug = FALSE;
+
 struct printInfoStruct 
 {
 	threshold warn, crit;
@@ -59,38 +61,6 @@ int wmain(int argc, wchar_t **argv)
 	return printOutput(countProcs(), printInfo);
 }
 
-int printOutput(const int numProcs, printInfoStruct& printInfo) 
-{
-	state state = OK;
-
-	if (printInfo.warn.rend(numProcs))
-		state = WARNING;
-
-	if (printInfo.crit.rend(numProcs))
-		state = CRITICAL;
-	
-	wstring user = L"";
-	if (!printInfo.user.empty())
-		user.append(L" processes of user ").append(printInfo.user);
-
-	switch (state) {
-	case OK:
-		wcout << L"PROCS OK " << numProcs << user << L" | procs=" << numProcs << L";"
-			<< printInfo.warn.pString() << L";" << printInfo.crit.pString() << L";0;" << endl;
-		break;
-	case WARNING:
-		wcout << L"PROCS WARNING " << numProcs << user << L" | procs=" << numProcs << L";"
-			<< printInfo.warn.pString() << L";" << printInfo.crit.pString() << L";0;" << endl;
-		break;
-	case CRITICAL:
-		wcout << L"PROCS CRITICAL " << numProcs << user << L" | procs=" << numProcs << L";"
-			<< printInfo.warn.pString() << L";" << printInfo.crit.pString() << L";0;" << endl;
-		break;
-	}
-
-	return state;
-}
-
 int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct& printInfo) 
 {
 	wchar_t namePath[MAX_PATH];
@@ -102,9 +72,10 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	desc.add_options()
 		("help,h", "print help message and exit")
 		("version,V", "print version and exit")
+		("debug,d", "Verbose/Debug output")
+		("user,u", po::wvalue<wstring>(), "count only processes by user [arg]")
 		("warning,w", po::wvalue<wstring>(), "warning threshold")
 		("critical,c", po::wvalue<wstring>(), "critical threshold")
-		("user,u", po::wvalue<wstring>(), "count only processes by user [arg]")
 		;
 
 	po::basic_command_line_parser<wchar_t> parser(ac, av);
@@ -132,7 +103,7 @@ 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"\tPROCS WARNING 67|load=67;50;90;0\n\n"
+			L"\tPROCS WARNING 67 | load=67;50;90;0\n\n"
 			L"\"PROCS\" being the type of the check, \"WARNING\" the returned status\n"
 			L"and \"67\" is the returned value.\n"
 			L"The performance data is found behind the \"|\", in order:\n"
@@ -191,20 +162,67 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	if (vm.count("user")) 
 		printInfo.user = vm["user"].as<wstring>();
 
+	if (vm.count("debug"))
+		debug = TRUE;
+
 	return -1;
 }
 
+int printOutput(const int numProcs, printInfoStruct& printInfo)
+{
+	if (debug)
+		wcout << L"Constructing output string" << endl;
+
+	state state = OK;
+
+	if (printInfo.warn.rend(numProcs))
+		state = WARNING;
+
+	if (printInfo.crit.rend(numProcs))
+		state = CRITICAL;
+
+	wstring user = L"";
+	if (!printInfo.user.empty())
+		user.append(L" processes of user ").append(printInfo.user);
+
+	switch (state) {
+	case OK:
+		wcout << L"PROCS OK " << numProcs << user << L" | procs=" << numProcs << L";"
+			<< printInfo.warn.pString() << L";" << printInfo.crit.pString() << L";0;" << endl;
+		break;
+	case WARNING:
+		wcout << L"PROCS WARNING " << numProcs << user << L" | procs=" << numProcs << L";"
+			<< printInfo.warn.pString() << L";" << printInfo.crit.pString() << L";0;" << endl;
+		break;
+	case CRITICAL:
+		wcout << L"PROCS CRITICAL " << numProcs << user << L" | procs=" << numProcs << L";"
+			<< printInfo.warn.pString() << L";" << printInfo.crit.pString() << L";0;" << endl;
+		break;
+	}
+
+	return state;
+}
+
 int countProcs() 
 {
+	if (debug)
+		wcout << L"Counting all processes" << endl;
+
 	HANDLE hProcessSnap;
 	PROCESSENTRY32 pe32;
 
+	if (debug)
+		wcout << L"Creating snapshot" << endl;
+
 	hProcessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
 	if (hProcessSnap == INVALID_HANDLE_VALUE)
 		return -1;
 
 	pe32.dwSize = sizeof(PROCESSENTRY32);
 
+	if (debug)
+		wcout << L"Grabbing first proccess" << endl;
+
 	if (!Process32First(hProcessSnap, &pe32)) {
 		CloseHandle(hProcessSnap);
 		return -1;
@@ -212,16 +230,25 @@ int countProcs()
 
 	int numProcs = 0;
 
+	if (debug)
+		wcout << L"Counting processes..." << endl;
+
 	do {
 		++numProcs;
 	} while (Process32Next(hProcessSnap, &pe32));
 
+	if (debug)
+		wcout << L"Found " << numProcs << L" processes. Cleaning up udn returning" << endl;
+
 	CloseHandle(hProcessSnap);
 	return numProcs;
 }
 
 int countProcs(const wstring user) 
 {
+	if (debug)
+		wcout << L"Counting all processes of user" << user << endl;
+
 	const wchar_t *wuser = user.c_str();
 	int numProcs = 0;
 
@@ -232,16 +259,28 @@ int countProcs(const wstring user)
 	SID_NAME_USE sidNameUse;
 	LPWSTR AcctName, DomainName;
 
+	if (debug)
+		wcout << L"Creating snapshot" << endl;
+
 	hProcessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
 	if (hProcessSnap == INVALID_HANDLE_VALUE)
 		goto die;
 
 	pe32.dwSize = sizeof(PROCESSENTRY32);
 
+	if (debug)
+		wcout << L"Grabbing first proccess" << endl;
+
 	if (!Process32First(hProcessSnap, &pe32))
 		goto die;
 
+	if (debug)
+		wcout << L"Counting processes..." << endl;
+
 	do {
+		if (debug)
+			wcout << L"Getting process token" << endl;
+
 		//get ProcessToken
 		hProcess = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, pe32.th32ProcessID);
 		if (!OpenProcessToken(hProcess, TOKEN_QUERY, &hToken)) 
@@ -257,8 +296,14 @@ int countProcs(const wstring user)
 		pSIDTokenUser = reinterpret_cast<PTOKEN_USER>(new BYTE[dwReturnLength]);
 		memset(pSIDTokenUser, 0, dwReturnLength);
 
-		if (!pSIDTokenUser)
+		if (!pSIDTokenUser) {
+			if (debug)
+				wcout << L"Could not recieve token, skiping" << endl;
 			continue;
+		}
+
+		if (debug)
+			wcout << L"Recieved token, saving information" << endl;
 
 		//write Info in pSIDTokenUser
 		if (!GetTokenInformation(hToken, TokenUser, pSIDTokenUser, dwReturnLength, NULL))
@@ -268,6 +313,10 @@ int countProcs(const wstring user)
 		DomainName = NULL;
 		dwAcctName = 1;
 		dwDomainName = 1;
+		
+		if (debug)
+			wcout << L"Looking up SID" << endl;
+
 		//get dwAcctName and dwDomainName size
 		if (!LookupAccountSid(NULL, pSIDTokenUser->User.Sid, AcctName,
 			(LPDWORD)&dwAcctName, DomainName, (LPDWORD)&dwDomainName, &sidNameUse)
@@ -284,8 +333,13 @@ int countProcs(const wstring user)
 			(LPDWORD)&dwAcctName, DomainName, (LPDWORD)&dwDomainName, &sidNameUse))
 			continue;
 
-		if (!wcscmp(AcctName, wuser)) 
+		if (debug)
+			wcout << L"Comparing " << AcctName << L" to " << wuser << endl;
+		if (!wcscmp(AcctName, wuser)) {
 			++numProcs;
+			if (debug)
+				wcout << L"Is process of " << wuser << L" (" << numProcs << L")" << endl;
+		}
 		
 		delete[] reinterpret_cast<LPWSTR>(AcctName);
 		delete[] reinterpret_cast<LPWSTR>(DomainName);

plugins/check_service.cpp

@@ -31,6 +31,8 @@ namespace po = boost::program_options;
 using std::wcout; using std::endl;
 using std::cout; using std::wstring;
 
+static BOOL debug;
+
 struct printInfoStruct 
 {
 	bool warn;
@@ -69,6 +71,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	desc.add_options()
 		("help,h", "print help message and exit")
 		("version,V", "print version and exit")
+		("debug,d", "Verbose/Debug output")
 		("service,s", po::wvalue<wstring>(), "service to check (required)")
 		("warn,w", "return warning (1) instead of critical (2),\n when service is not running")
 		;
@@ -132,12 +135,18 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 		printInfo.warn = true;
 	
 	printInfo.service = vm["service"].as<wstring>();
+
+	if (vm.count("debug"))
+		debug = TRUE;
 	
 	return -1;
 }
 
 int printOutput(const printInfoStruct& printInfo) 
 {
+	if (debug)
+		wcout << L"Constructing output string" << endl;
+
 	wstring perf;
 	state state = OK;
 
@@ -166,6 +175,9 @@ int printOutput(const printInfoStruct& printInfo)
 
 int ServiceStatus(const printInfoStruct& printInfo) 
 {
+	if (debug)
+		wcout << L"Opening SC Manager" << endl;
+
 	SC_HANDLE service_api = OpenSCManager(NULL, NULL, SC_MANAGER_ENUMERATE_SERVICE);
 	if (service_api == NULL)
 		goto die;
@@ -174,6 +186,9 @@ int ServiceStatus(const printInfoStruct& printInfo)
 	DWORD cbBufSize = 0;
 	DWORD pcbBytesNeeded = NULL, ServicesReturned = NULL, ResumeHandle = NULL;
 
+	if (debug)
+		wcout << L"Creating service info structure" << endl;
+
 	if (!EnumServicesStatusEx(service_api, SC_ENUM_PROCESS_INFO, SERVICE_WIN32, SERVICE_STATE_ALL,
 		lpServices, cbBufSize, &pcbBytesNeeded, &ServicesReturned, &ResumeHandle, NULL)
 		&& GetLastError() != ERROR_MORE_DATA) 
@@ -188,16 +203,24 @@ int ServiceStatus(const printInfoStruct& printInfo)
 
 	LPENUM_SERVICE_STATUS_PROCESS pInfo = (LPENUM_SERVICE_STATUS_PROCESS)lpServices;
     
+	if (debug)
+		wcout << L"Traversing services" << endl;
+
 	for (DWORD i = 0; i < ServicesReturned; i++) {
+		if (debug)
+			wcout << L"Comparing " << pInfo[i].lpServiceName << L" to " << printInfo.service << endl;
+
 		if (!wcscmp(printInfo.service.c_str(), pInfo[i].lpServiceName)) {
+			if (debug)
+				wcout << L"Service " << pInfo[i].lpServiceName << L" = " << printInfo.service << ". Returning" << endl;
+
 			int state = pInfo[i].ServiceStatusProcess.dwCurrentState;
 			delete lpServices;
 			return state;
 		}
 	}
-	return 0;
 	delete[] reinterpret_cast<LPBYTE>(lpServices);
-	return -1;
+	return 0;
 
 die:
 	die();

plugins/check_swap.cpp

@@ -31,6 +31,8 @@ namespace po = boost::program_options;
 using std::endl; using std::wcout; using std::wstring;
 using std::cout;
 
+static BOOL debug = FALSE;
+
 struct printInfoStruct 
 {
 	threshold warn, crit;
@@ -68,6 +70,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	desc.add_options()
 		("help,h", "print help message and exit")
 		("version,V", "print version and exit")
+		("debug,d", "Verbose/Debug output")
 		("warning,w", po::wvalue<wstring>(), "warning threshold")
 		("critical,c", po::wvalue<wstring>(), "critical threshold")
 		;
@@ -141,6 +144,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 			return 3;
 		}
 	}
+
 	if (vm.count("critical")) {
 		try {
 			printInfo.crit = threshold(vm["critical"].as<wstring>());
@@ -150,11 +154,17 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 		}
 	}
 
+	if (vm.count("debug"))
+		debug = TRUE;
+
 	return -1;
 }
 
 int printOutput(printInfoStruct& printInfo) 
 {
+	if (debug)
+		wcout << L"Constructing output string" << endl;
+
 	state state = OK;
 
 	if (printInfo.warn.rend(printInfo.swap))
@@ -192,18 +202,30 @@ int check_swap(printInfoStruct& printInfo)
 
 	LPCWSTR path = L"\\Paging File(*)\\% Usage";
 
+	if (debug)
+		wcout << L"Opening querry handle" << endl;
+
 	err = PdhOpenQuery(NULL, NULL, &phQuery);
 	if (!SUCCEEDED(err))
 		goto die;
 
+	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;

plugins/check_update.cpp

@@ -35,6 +35,8 @@ namespace po = boost::program_options;
 using std::wcout; using std::endl;
 using std::wstring; using std::cout;
 
+static BOOL debug = FALSE;
+
 struct printInfoStruct 
 {
 	BOOL warn, crit;
@@ -46,10 +48,10 @@ static int parseArguments(int, wchar_t **, po::variables_map&, printInfoStruct&)
 static int printOutput(const printInfoStruct&);
 static int check_update(printInfoStruct&);
 
-int main(int argc, wchar_t **argv) 
+int wmain(int argc, wchar_t **argv) 
 {
-	po::variables_map vm;
 	printInfoStruct printInfo = { FALSE, FALSE, 0, FALSE, FALSE, FALSE };
+	po::variables_map vm;
 
 	int ret = parseArguments(argc, argv, vm, printInfo);
 	if (ret != -1)
@@ -62,35 +64,6 @@ int main(int argc, wchar_t **argv)
 	return printOutput(printInfo);
 }
 
-int printOutput(const printInfoStruct& printInfo) 
-{
-	state state = OK;
-	wstring output = L"UPDATE ";
-
-	if (printInfo.important)
-		state = WARNING;
-
-	if (printInfo.reboot)
-		state = CRITICAL;
-
-	switch (state) {
-	case OK:
-		output.append(L"OK ");
-		break;
-	case WARNING:
-		output.append(L"WARNING ");
-		break;
-	case CRITICAL:
-		output.append(L"CRITICAL ");
-		break;
-	}
-
-	wcout << output << printInfo.numUpdates << L" | update=" << printInfo.numUpdates << L";"
-		<< printInfo.warn << L";" << printInfo.crit << L";0;" << endl;
-        
-	return state;
-}
-
 int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct& printInfo) 
 {
 	wchar_t namePath[MAX_PATH];
@@ -102,9 +75,10 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	desc.add_options()
 		("help,h", "print help message and exit")
 		("version,V", "print version and exit")
+		("debug,d", "Verbose/Debug output")
 		("warning,w", "warn if there are important updates available")
 		("critical,c", "critical if there are important updates that require a reboot")
-		("possible-reboot", "treat \"update may need to reboot\" as \"update needs to reboot\"")
+		("possible-reboot", "treat \"update may need reboot\" as \"update needs reboot\"")
 		;
 
 	po::basic_command_line_parser<wchar_t> parser(ac, av);
@@ -132,7 +106,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 		cout << desc;
 		wprintf(
 			L"\nAfter some time, it will then output a string like this one:\n\n"
-			L"\tUPDATE WARNING 8|updates=8;1;1;0\n\n"
+			L"\tUPDATE WARNING 8 | updates=8;1;1;0\n\n"
 			L"\"UPDATE\" being the type of the check, \"WARNING\" the returned status\n"
 			L"and \"8\" is the number of important updates updates.\n"
 			L"The performance data is found behind the \"|\", in order:\n"
@@ -170,18 +144,56 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	if (vm.count("possible-reboot"))
 		printInfo.careForCanRequest = TRUE;
 
+	if (vm.count("debug"))
+		debug = TRUE;
+
 	return -1;
 }
 
+int printOutput(const printInfoStruct& printInfo)
+{
+	if (debug)
+		wcout << L"Constructing output string" << endl;
+
+	state state = OK;
+	wstring output = L"UPDATE ";
+
+	if (printInfo.important)
+		state = WARNING;
+
+	if (printInfo.reboot)
+		state = CRITICAL;
+
+	switch (state) {
+	case OK:
+		output.append(L"OK ");
+		break;
+	case WARNING:
+		output.append(L"WARNING ");
+		break;
+	case CRITICAL:
+		output.append(L"CRITICAL ");
+		break;
+	}
+
+	wcout << output << printInfo.numUpdates << L" | update=" << printInfo.numUpdates << L";"
+		<< printInfo.warn << L";" << printInfo.crit << L";0;" << endl;
+
+	return state;
+}
+
 int check_update(printInfoStruct& printInfo) 
 {
+	if (debug)
+		wcout << "Initializing COM library" << endl;
 	CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
 	ISearchResult *pResult;
 	IUpdateSession *pSession;
 	IUpdateSearcher *pSearcher;
 
 	HRESULT err;
-
+	if (debug)
+		wcout << "Creating UpdateSession and UpdateSearcher" << endl;
 	CoCreateInstance(CLSID_UpdateSession, NULL, CLSCTX_INPROC_SERVER, IID_IUpdateSession, (LPVOID*)&pSession);
 	pSession->CreateUpdateSearcher(&pSearcher);
 
@@ -196,6 +208,9 @@ int check_update(printInfoStruct& printInfo)
 	// http://msdn.microsoft.com/en-us/library/windows/desktop/aa386526%28v=vs.85%29.aspx
 	// http://msdn.microsoft.com/en-us/library/ff357803%28v=vs.85%29.aspx
 
+	if (debug)
+		wcout << L"Querrying updates from server" << endl;
+
 	err = pSearcher->Search(criteria, &pResult);
 	if (!SUCCEEDED(err))
 		goto die;
@@ -212,30 +227,40 @@ int check_update(printInfoStruct& printInfo)
 		return -1;
 
 	printInfo.numUpdates = updateSize;
-	printInfo.important = printInfo.warn;
+//	printInfo.important = printInfo.warn;
-
-	if (!printInfo.crit)
-		return -1;
 
 	IInstallationBehavior *pIbehav;
 	InstallationRebootBehavior updateReboot;
 
 	for (LONG i = 0; i < updateSize; i++) {
 		pCollection->get_Item(i, &pUpdate);
+		if (debug) {
+			wcout << L"Checking reboot behaviour of update number " << i << endl;
+		}
 		pUpdate->get_InstallationBehavior(&pIbehav);
 		pIbehav->get_RebootBehavior(&updateReboot);
 		if (updateReboot == irbAlwaysRequiresReboot) {
 			printInfo.reboot = TRUE;
+			if (debug)
+				wcout << L"It requires reboot" << endl;
 			continue;
 		}
 		if (printInfo.careForCanRequest && updateReboot == irbCanRequestReboot)
+			if (debug)
+				wcout << L"It requires reboot" << endl;
 			printInfo.reboot = TRUE;
 	}
 
+	if (debug)
+		wcout << L"Cleaning up and returning" << endl;
+
+	SysFreeString(criteria);
+	CoUninitialize();
 	return 0;
 
 die:
 	die(err);
+	CoUninitialize();
 	if (criteria)
 		SysFreeString(criteria);
 	return 3;

plugins/check_uptime.cpp

@@ -32,6 +32,8 @@ namespace po = boost::program_options;
 using std::cout; using std::endl;
 using std::wcout; using std::wstring;
 
+static BOOL debug;
+
 struct printInfoStruct 
 {
 	threshold warn, crit;
@@ -70,6 +72,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 		("help,h", "print help message and exit")
 		("version,V", "print version and exit")
 		("warning,w", po::wvalue<wstring>(), "warning threshold (Uses -unit)")
+		("debug,d", "Verbose/Debug output")
 		("critical,c", po::wvalue<wstring>(), "critical threshold (Uses -unit)")
 		("unit,u", po::wvalue<wstring>(), "desired unit of output\nh\t- hours\nm\t- minutes\ns\t- seconds (default)\nms\t- milliseconds")
 		;
@@ -164,12 +167,18 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 		} wcout << L"Unknown unit type " << vm["unit"].as<wstring>() << endl;
 	} else
 		printInfo.unit = TunitS;
+
+	if (vm.count("debug"))
+		debug = TRUE;
     
 	return -1;
 }
 
 static int printOutput(printInfoStruct& printInfo) 
 {
+	if (debug)
+		wcout << L"Constructing output string" << endl;
+
 	state state = OK;
 
 	if (printInfo.warn.rend(printInfo.time))
@@ -200,8 +209,14 @@ static int printOutput(printInfoStruct& printInfo)
 
 void getUptime(printInfoStruct& printInfo) 
 {
+	if (debug)
+		wcout << L"Getting uptime in milliseconds" << endl;
+
 	boost::chrono::milliseconds uptime = boost::chrono::milliseconds(GetTickCount64());
 	
+	if (debug)
+		wcout << L"Converting requested unit (default: seconds)" << endl;
+
 	switch (printInfo.unit) {
 	case TunitH: 
 		printInfo.time = boost::chrono::duration_cast<boost::chrono::hours>(uptime).count();
@@ -216,5 +231,4 @@ void getUptime(printInfoStruct& printInfo)
 		printInfo.time = uptime.count();
 		break;
 	}
-	
 }

plugins/check_users.cpp

@@ -32,6 +32,8 @@ namespace po = boost::program_options;
 using std::endl; using std::wcout;
 using std::cout; using std::wstring;
 
+static BOOL debug = FALSE;
+
 struct printInfoStruct 
 {
 	threshold warn, crit;
@@ -69,6 +71,7 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 	desc.add_options()
 		("help,h", "print help message and exit")
 		("version,V", "print version and exit")
+		("debug,d", "Verbose/Debug output")
 		("warning,w", po::wvalue<wstring>(), "warning threshold")
 		("critical,c", po::wvalue<wstring>(), "critical threshold")
 		;
@@ -98,7 +101,7 @@ 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"\tUSERS WARNING 48|users=48;10;50;0\n\n"
+			L"\tUSERS WARNING 48 | users=48;10;50;0\n\n"
 			L"\"USERS\" being the type of the check, \"WARNING\" the returned status\n"
 			L"and \"48\" is the returned value.\n"
 			L"The performance data is found behind the \"|\", in order:\n"
@@ -151,11 +154,17 @@ int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct&
 		}
 	}
 
+	if (vm.count("debug"))
+		debug = TRUE;
+
 	return -1;
 }
 
 int printOutput(printInfoStruct& printInfo) 
 {
+	if (debug)
+		wcout << L"Constructing output string" << endl;
+
 	state state = OK;
 
 	if (printInfo.warn.rend(printInfo.users))
@@ -189,33 +198,52 @@ int check_users(printInfoStruct& printInfo)
 	DWORD count;
 	DWORD index;
 
+	if (debug) 
+		wcout << L"Trying to enumerate terminal sessions" << endl;
+	
 	if (!WTSEnumerateSessions(WTS_CURRENT_SERVER_HANDLE, 0, 1, &pSessionInfo, &count)) {
 		wcout << L"Failed to enumerate terminal sessions" << endl;
+		die();
 		if (pSessionInfo)
 			WTSFreeMemory(pSessionInfo);
 		return 3;
 	}
 
+	if (debug)
+		wcout << L"Got all sessions (" << count << L"), traversing and counting active ones" << endl;
+
 	for (index = 0; index < count; index++) {
 		LPWSTR name;
 		DWORD size;
 		int len;
 
+		if (debug)
+			wcout << L"Querrying session number " << index << endl;
+
 		if (!WTSQuerySessionInformation(WTS_CURRENT_SERVER_HANDLE, pSessionInfo[index].SessionId,
 										WTSUserName, &name, &size))
 			continue;
 
+		if (debug)
+			wcout << L"Found \"" << name << L"\". Checking whether it's a real session" << endl;
+
 		len = lstrlenW(name);
 
 		WTSFreeMemory(name);
 
 		if (!len)
 			continue;
-
+		
-		if (pSessionInfo[index].State == WTSActive || pSessionInfo[index].State == WTSDisconnected)
+		if (pSessionInfo[index].State == WTSActive || pSessionInfo[index].State == WTSDisconnected) {
 			users++;
+			if (debug)
+				wcout << L"\"" << name << L"\" is a real session, counting it. Now " << users << endl;
+		}
 	}
 
+	if (debug)
+		wcout << "Finished coutning user sessions (" << users << "). Freeing memory and returning" << endl;
+
 	WTSFreeMemory(pSessionInfo);
 	printInfo.users = users;
 	return -1;