C++ variables_map::notify方法代码示例

INT parseArguments(INT ac, WCHAR **av, po::variables_map& vm, printInfoStruct& printInfo) 
{
	WCHAR namePath[MAX_PATH];
	GetModuleFileName(NULL, namePath, MAX_PATH);
	WCHAR *progName = PathFindFileName(namePath);

	po::options_description desc;

	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<std::wstring>(), "Count only processes of user")
		("warning,w", po::wvalue<std::wstring>(), "Warning threshold")
		("critical,c", po::wvalue<std::wstring>(), "Critical threshold")
		;

	po::basic_command_line_parser<WCHAR> 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 (std::exception& e) {
		std::cout << e.what() << '\n' << desc << '\n';
		return 3;
	}

	if (vm.count("help")) {
		std::wcout << progName << " Help\n\tVersion: " << VERSION << '\n';
		wprintf(
			L"%s is a simple program to check a machines processes.\n"
			L"You can use the following options to define its behaviour:\n\n", progName);
		std::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"\"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"
			L"returned value, warning threshold, critical threshold, minimal value and,\n"
			L"if applicable, the maximal value. Performance data will only be displayed when\n"
			L"you set at least one threshold\n\n"
			L"For \"-user\" option keep in mind you need root to see other users processes\n\n"
			L"%s' exit codes denote the following:\n"
			L" 0\tOK,\n\tNo Thresholds were broken or the programs check part was not executed\n"
			L" 1\tWARNING,\n\tThe warning, but not the critical threshold was broken\n"
			L" 2\tCRITICAL,\n\tThe critical threshold was broken\n"
			L" 3\tUNKNOWN, \n\tThe program experienced an internal or input error\n\n"
			L"Threshold syntax:\n\n"
			L"-w THRESHOLD\n"
			L"warn if threshold is broken, which means VALUE > THRESHOLD\n"
			L"(unless stated differently)\n\n"
			L"-w !THRESHOLD\n"
			L"inverts threshold check, VALUE < THRESHOLD (analogous to above)\n\n"
			L"-w [THR1-THR2]\n"
			L"warn is VALUE is inside the range spanned by THR1 and THR2\n\n"
			L"-w ![THR1-THR2]\n"
			L"warn if VALUE is outside the range spanned by THR1 and THR2\n\n"
			L"-w THRESHOLD%%\n"
			L"if the plugin accepts percentage based thresholds those will be used.\n"
			L"Does nothing if the plugin does not accept percentages, or only uses\n"
			L"percentage thresholds. Ranges can be used with \"%%\", but both range values need\n"
			L"to end with a percentage sign.\n\n"
			L"All of these options work with the critical threshold \"-c\" too."
			, progName);
		std::cout << '\n';
		return 0;
	}

	if (vm.count("version")) {
		std::wcout << "Version: " << VERSION << '\n';
		return 0;
	}

	if (vm.count("warning")) {
		try {
			printInfo.warn = threshold(vm["warning"].as<std::wstring>());
		} catch (std::invalid_argument& e) {
			std::cout << e.what() << '\n';
			return 3;
		}
	}
	if (vm.count("critical")) {
		try {
			printInfo.crit = threshold(vm["critical"].as<std::wstring>());
		} catch (std::invalid_argument& e) {
			std::cout << e.what() << '\n';
			return 3;
		}
	}

	if (vm.count("user")) 
		printInfo.user = vm["user"].as<std::wstring>();
//.........这里部分代码省略.........

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")
		;

	po::basic_command_line_parser<wchar_t> 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 (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 0;
	}

	if (vm.count("warning")) {
		try {
			printInfo.tWarn = threshold(vm["warning"].as<std::wstring>());
		} catch (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 (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"double"))
			printInfo.dwRequestedType = PDH_FMT_DOUBLE;
		else 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 {
			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;
//.........这里部分代码省略.........

INT parseArguments(INT ac, WCHAR **av, po::variables_map& vm, printInfoStruct& printInfo) 
{
	WCHAR namePath[MAX_PATH];
	GetModuleFileName(NULL, namePath, MAX_PATH);
	WCHAR *progName = PathFindFileName(namePath);

	po::options_description desc;

	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<std::wstring>(), "Service to check (required)")
		("warn,w", "Return warning (1) instead of critical (2),\n when service is not running")
		;

	po::basic_command_line_parser<WCHAR> 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 (std::exception& e) {
		std::cout << e.what() << '\n' << desc << '\n';
		return 3;
	}

	if (vm.count("help")) {
		std::wcout << progName << " Help\n\tVersion: " << VERSION << '\n';
		wprintf(
			L"%s is a simple program to check the status of a service.\n"
			L"You can use the following options to define its behaviour:\n\n", progName);
		std::cout << desc;
		wprintf(
			L"\nIt will then output a string looking something like this:\n\n"
			L"\tSERVICE CRITICAL NOT_RUNNING | service=4;!4;!4;1;7\n\n"
			L"\"SERVICE\" being the type of the check, \"CRITICAL\" the returned status\n"
			L"and \"1\" is the returned value.\n"
			L"A service is either running (Code 0x04) or not running (any other).\n"
			L"For more information consult the msdn on service state transitions.\n\n"
			L"%s' exit codes denote the following:\n"
			L" 0\tOK,\n\tNo Thresholds were broken or the programs check part was not executed\n"
			L" 1\tWARNING,\n\tThe warning, but not the critical threshold was broken\n"
			L" 2\tCRITICAL,\n\tThe critical threshold was broken\n"
			L" 3\tUNKNOWN, \n\tThe program experienced an internal or input error\n\n"
			L"%s' thresholds work differently, since a service is either running or not\n"
			L"all \"-w\" and \"-c\" do is say whether a not running service is a warning\n"
			L"or critical state respectively.\n\n"
			, progName, progName);
		std::cout << '\n';
		return 0;
	}

	 if (vm.count("version")) {
		std::cout << "Version: " << VERSION << '\n';
		return 0;
	} 

	if (!vm.count("service")) {
		std::cout << "Missing argument: service" << '\n' << desc << '\n';
		return 3;
	}

	if (vm.count("warn"))
		printInfo.warn = true;
	
	printInfo.service = vm["service"].as<std::wstring>();

	if (vm.count("debug"))
		debug = TRUE;
	
	return -1;
}

int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct& printInfo) 
{
	wchar_t namePath[MAX_PATH];
	GetModuleFileName(NULL, namePath, MAX_PATH);
	wchar_t *progName = PathFindFileName(namePath);

	po::options_description desc("Options");

	desc.add_options()
		(",h", "print usage and exit")
		("help", "print help message and exit")
		("version,v", "print version and exit")
		("warning,w", po::wvalue<wstring>(), "warning value")
		("critical,c", po::wvalue<wstring>(), "critical value")
		;

	po::basic_command_line_parser<wchar_t> 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 (std::exception& e) {
		cout << e.what() << endl << desc << endl;
		return 3;
	}

	if (vm.count("h")) {
		cout << desc << endl;
		return 0;
	}

	if (vm.count("help")) {
		wcout << progName << " Help\n\tVersion: " << VERSION << endl;
		wprintf(
			L"%s is a simple program to check a machines network performance.\n"
			L"You can use the following options to define its behaviour:\n\n", progName);
		cout << desc;
		wprintf(
			L"\nIt will then output a string looking something like this:\n\n"
			L"\tNETWORK WARNING 1131B/s|network=1131B/s;1000;7000;0\n\n"
			L"\"DISK\" being the type of the check, \"WARNING\" the returned status\n"
			L"and \"1131B/s\" is the returned value.\n"
			L"The performance data is found behind the \"|\", in order:\n"
			L"returned value, warning threshold, critical threshold, minimal value and,\n"
			L"if applicable, the maximal value. Performance data will only be displayed when\n"
			L"you set at least one threshold\n\n"
			L"This program will also print out additional performance data interface\n"
			L"by interface\n\n"
			L"%s' exit codes denote the following:\n"
			L" 0\tOK,\n\tNo Thresholds were broken or the programs check part was not executed\n"
			L" 1\tWARNING,\n\tThe warning, but not the critical threshold was broken\n"
			L" 2\tCRITICAL,\n\tThe critical threshold was broken\n"
			L" 3\tUNKNOWN, \n\tThe program experienced an internal or input error\n\n"
			L"Threshold syntax:\n\n"
			L"-w THRESHOLD\n"
			L"warn if threshold is broken, which means VALUE > THRESHOLD\n"
			L"(unless stated differently)\n\n"
			L"-w !THRESHOLD\n"
			L"inverts threshold check, VALUE < THRESHOLD (analogous to above)\n\n"
			L"-w [THR1-THR2]\n"
			L"warn is VALUE is inside the range spanned by THR1 and THR2\n\n"
			L"-w ![THR1-THR2]\n"
			L"warn if VALUE is outside the range spanned by THR1 and THR2\n\n"
			L"-w THRESHOLD%%\n"
			L"if the plugin accepts percentage based thresholds those will be used.\n"
			L"Does nothing if the plugin does not accept percentages, or only uses\n"
			L"percentage thresholds. Ranges can be used with \"%%\", but both range values need\n"
			L"to end with a percentage sign.\n\n"
			L"All of these options work with the critical threshold \"-c\" too."
			, progName);
		cout << endl;
		return 0;
	}

	if (vm.count("version"))
		cout << "Version: " << VERSION << endl;

	if (vm.count("warning")) {
		try {
			printInfo.warn = threshold(vm["warning"].as<wstring>());
		} catch (std::invalid_argument& e) {
			cout << e.what() << endl;
			return 3;
		}
	}
	if (vm.count("critical")) {
		try {
			printInfo.crit = threshold(vm["critical"].as<wstring>());
		} catch (std::invalid_argument& e) {
			cout << e.what() << endl;
			return 3;
		}
	}
//.........这里部分代码省略.........

int parseArguments(int ac, wchar_t **av, po::variables_map& vm, printInfoStruct& printInfo) 
{
	wchar_t namePath[MAX_PATH];
	GetModuleFileName(NULL, namePath, MAX_PATH);
	wchar_t *progName = PathFindFileName(namePath);

	po::options_description desc;

	desc.add_options()
		(",h", "print help message and exit")
		("help", "print verbose help and exit")
		("version,v", "print version and exit")
		("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\"")
		;

	po::basic_command_line_parser<wchar_t> 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 (std::exception& e) {
		cout << e.what() << endl << desc << endl;
		return 3;
	}

	if (vm.count("h")) {
		cout << desc << endl;
		return 0;
	} 
    
	if (vm.count("help")) {
		wcout << progName << " Help\n\tVersion: " << VERSION << endl;
		wprintf(
			L"%s is a simple program to check a machines required updates.\n"
			L"You can use the following options to define its behaviour:\n\n", progName);
		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"\"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"
			L"returned value, warning threshold, critical threshold, minimal value and,\n"
			L"if applicable, the maximal value. Performance data will only be displayed when\n"
			L"you set at least one threshold\n\n"
			L"An update counts as important when it is part of the Security- or\n"
			L"CriticalUpdates group.\n"
			L"Consult the msdn on WSUS Classification GUIDs for more information.\n"
			L"%s' exit codes denote the following:\n"
			L" 0\tOK,\n\tNo Thresholds were broken or the programs check part was not executed\n"
			L" 1\tWARNING,\n\tThe warning, but not the critical threshold was broken\n"
			L" 2\tCRITICAL,\n\tThe critical threshold was broken\n"
			L" 3\tUNKNOWN, \n\tThe program experienced an internal or input error\n\n"
			L"%s works different from other plugins in that you do not set thresholds\n"
			L"but only activate them. Using \"-w\" triggers warning state if there are not\n"
			L"installed and non-optional updates. \"-c\" triggers critical if there are\n"
			L"non-optional updates that require a reboot.\n"
			L"The \"possible-reboot\" option is not recommended since this true for nearly\n"
			L"every update."
			, progName, progName);
		cout << endl;
		return 0;
	}  if (vm.count("version")) {
		cout << "Version: " << VERSION << endl;
		return 0;
	}

	if (vm.count("warning"))
		printInfo.warn = TRUE;

	if (vm.count("critical"))
		printInfo.crit = TRUE;

	if (vm.count("possible-reboot"))
		printInfo.careForCanRequest = TRUE;

	return -1;
}