| 1 | /************************************************************************** |
|---|
| 2 | * Copyright (C) 2004-2007 by Michael Medin <michael@medin.name> * |
|---|
| 3 | * * |
|---|
| 4 | * This code is part of NSClient++ - http://trac.nakednuns.org/nscp * |
|---|
| 5 | * * |
|---|
| 6 | * This program is free software; you can redistribute it and/or modify * |
|---|
| 7 | * it under the terms of the GNU General Public License as published by * |
|---|
| 8 | * the Free Software Foundation; either version 2 of the License, or * |
|---|
| 9 | * (at your option) any later version. * |
|---|
| 10 | * * |
|---|
| 11 | * This program is distributed in the hope that it will be useful, * |
|---|
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
|---|
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
|---|
| 14 | * GNU General Public License for more details. * |
|---|
| 15 | * * |
|---|
| 16 | * You should have received a copy of the GNU General Public License * |
|---|
| 17 | * along with this program; if not, write to the * |
|---|
| 18 | * Free Software Foundation, Inc., * |
|---|
| 19 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
|---|
| 20 | ***************************************************************************/ |
|---|
| 21 | |
|---|
| 22 | #include "stdafx.h" |
|---|
| 23 | #include "CheckEventLog.h" |
|---|
| 24 | #include <filter_framework.hpp> |
|---|
| 25 | |
|---|
| 26 | #include <strEx.h> |
|---|
| 27 | #include <time.h> |
|---|
| 28 | #include <utils.h> |
|---|
| 29 | #include <error.hpp> |
|---|
| 30 | #include <map> |
|---|
| 31 | |
|---|
| 32 | CheckEventLog gCheckEventLog; |
|---|
| 33 | |
|---|
| 34 | BOOL APIENTRY DllMain( HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) |
|---|
| 35 | { |
|---|
| 36 | NSCModuleWrapper::wrapDllMain(hModule, ul_reason_for_call); |
|---|
| 37 | return TRUE; |
|---|
| 38 | } |
|---|
| 39 | |
|---|
| 40 | CheckEventLog::CheckEventLog() { |
|---|
| 41 | } |
|---|
| 42 | CheckEventLog::~CheckEventLog() { |
|---|
| 43 | } |
|---|
| 44 | |
|---|
| 45 | |
|---|
| 46 | bool CheckEventLog::loadModule() { |
|---|
| 47 | try { |
|---|
| 48 | NSCModuleHelper::registerCommand(_T("CheckEventLog"), _T("Check for errors in the event logger!")); |
|---|
| 49 | } catch (NSCModuleHelper::NSCMHExcpetion &e) { |
|---|
| 50 | NSC_LOG_ERROR_STD(_T("Failed to register command: ") + e.msg_); |
|---|
| 51 | } catch (...) { |
|---|
| 52 | NSC_LOG_ERROR_STD(_T("Failed to register command.")); |
|---|
| 53 | } |
|---|
| 54 | return true; |
|---|
| 55 | } |
|---|
| 56 | bool CheckEventLog::unloadModule() { |
|---|
| 57 | return true; |
|---|
| 58 | } |
|---|
| 59 | |
|---|
| 60 | bool CheckEventLog::hasCommandHandler() { |
|---|
| 61 | return true; |
|---|
| 62 | } |
|---|
| 63 | bool CheckEventLog::hasMessageHandler() { |
|---|
| 64 | return false; |
|---|
| 65 | } |
|---|
| 66 | |
|---|
| 67 | |
|---|
| 68 | class EventLogRecord { |
|---|
| 69 | EVENTLOGRECORD *pevlr_; |
|---|
| 70 | __int64 currentTime_; |
|---|
| 71 | std::wstring file_; |
|---|
| 72 | public: |
|---|
| 73 | EventLogRecord(std::wstring file, EVENTLOGRECORD *pevlr, __int64 currentTime) : file_(file), pevlr_(pevlr), currentTime_(currentTime) { |
|---|
| 74 | } |
|---|
| 75 | inline __int64 timeGenerated() const { |
|---|
| 76 | return (currentTime_-pevlr_->TimeGenerated)*1000; |
|---|
| 77 | } |
|---|
| 78 | inline __int64 timeWritten() const { |
|---|
| 79 | return (currentTime_-pevlr_->TimeWritten)*1000; |
|---|
| 80 | } |
|---|
| 81 | inline std::wstring eventSource() const { |
|---|
| 82 | return reinterpret_cast<WCHAR*>(reinterpret_cast<LPBYTE>(pevlr_) + sizeof(EVENTLOGRECORD)); |
|---|
| 83 | } |
|---|
| 84 | inline DWORD eventID() const { |
|---|
| 85 | return (pevlr_->EventID&0xffff); |
|---|
| 86 | } |
|---|
| 87 | inline DWORD severity() const { |
|---|
| 88 | return (pevlr_->EventID>>30); |
|---|
| 89 | } |
|---|
| 90 | |
|---|
| 91 | inline DWORD eventType() const { |
|---|
| 92 | return pevlr_->EventType; |
|---|
| 93 | } |
|---|
| 94 | /* |
|---|
| 95 | std::wstring userSID() const { |
|---|
| 96 | if (pevlr_->UserSidOffset == 0) |
|---|
| 97 | return ""; |
|---|
| 98 | PSID p = reinterpret_cast<PSID>(reinterpret_cast<LPBYTE>(pevlr_) + + pevlr_->UserSidOffset); |
|---|
| 99 | LPSTR user = new CHAR[1025]; |
|---|
| 100 | LPSTR domain = new CHAR[1025]; |
|---|
| 101 | DWORD userLen = 1024; |
|---|
| 102 | DWORD domainLen = 1024; |
|---|
| 103 | SID_NAME_USE sidName; |
|---|
| 104 | LookupAccountSid(NULL, p, user, &userLen, domain, &domainLen, &sidName); |
|---|
| 105 | user[userLen] = 0; |
|---|
| 106 | domain[domainLen] = 0; |
|---|
| 107 | return std::wstring(domain) + "\\" + std::wstring(user); |
|---|
| 108 | } |
|---|
| 109 | */ |
|---|
| 110 | |
|---|
| 111 | std::wstring enumStrings() const { |
|---|
| 112 | std::wstring ret; |
|---|
| 113 | TCHAR* p = reinterpret_cast<TCHAR*>(reinterpret_cast<LPBYTE>(pevlr_) + pevlr_->StringOffset); |
|---|
| 114 | for (unsigned int i =0;i<pevlr_->NumStrings;i++) { |
|---|
| 115 | std::wstring s = p; |
|---|
| 116 | if (!s.empty()) |
|---|
| 117 | s += _T(", "); |
|---|
| 118 | ret += s; |
|---|
| 119 | p+= wcslen(p)+1; |
|---|
| 120 | } |
|---|
| 121 | return ret; |
|---|
| 122 | } |
|---|
| 123 | |
|---|
| 124 | static DWORD appendType(DWORD dwType, std::wstring sType) { |
|---|
| 125 | return dwType | translateType(sType); |
|---|
| 126 | } |
|---|
| 127 | static DWORD subtractType(DWORD dwType, std::wstring sType) { |
|---|
| 128 | return dwType & (!translateType(sType)); |
|---|
| 129 | } |
|---|
| 130 | static DWORD translateType(std::wstring sType) { |
|---|
| 131 | if (sType == _T("error")) |
|---|
| 132 | return EVENTLOG_ERROR_TYPE; |
|---|
| 133 | if (sType == _T("warning")) |
|---|
| 134 | return EVENTLOG_WARNING_TYPE; |
|---|
| 135 | if (sType == _T("info")) |
|---|
| 136 | return EVENTLOG_INFORMATION_TYPE; |
|---|
| 137 | if (sType == _T("auditSuccess")) |
|---|
| 138 | return EVENTLOG_AUDIT_SUCCESS; |
|---|
| 139 | if (sType == _T("auditFailure")) |
|---|
| 140 | return EVENTLOG_AUDIT_FAILURE; |
|---|
| 141 | return strEx::stoi(sType); |
|---|
| 142 | } |
|---|
| 143 | static std::wstring translateType(DWORD dwType) { |
|---|
| 144 | if (dwType == EVENTLOG_ERROR_TYPE) |
|---|
| 145 | return _T("error"); |
|---|
| 146 | if (dwType == EVENTLOG_WARNING_TYPE) |
|---|
| 147 | return _T("warning"); |
|---|
| 148 | if (dwType == EVENTLOG_INFORMATION_TYPE) |
|---|
| 149 | return _T("info"); |
|---|
| 150 | if (dwType == EVENTLOG_AUDIT_SUCCESS) |
|---|
| 151 | return _T("auditSuccess"); |
|---|
| 152 | if (dwType == EVENTLOG_AUDIT_FAILURE) |
|---|
| 153 | return _T("auditFailure"); |
|---|
| 154 | return strEx::itos(dwType); |
|---|
| 155 | } |
|---|
| 156 | static DWORD translateSeverity(std::wstring sType) { |
|---|
| 157 | if (sType == _T("success")) |
|---|
| 158 | return 0; |
|---|
| 159 | if (sType == _T("informational")) |
|---|
| 160 | return 1; |
|---|
| 161 | if (sType == _T("warning")) |
|---|
| 162 | return 2; |
|---|
| 163 | if (sType == _T("error")) |
|---|
| 164 | return 3; |
|---|
| 165 | return strEx::stoi(sType); |
|---|
| 166 | } |
|---|
| 167 | static std::wstring translateSeverity(DWORD dwType) { |
|---|
| 168 | if (dwType == 0) |
|---|
| 169 | return _T("success"); |
|---|
| 170 | if (dwType == 1) |
|---|
| 171 | return _T("informational"); |
|---|
| 172 | if (dwType == 2) |
|---|
| 173 | return _T("warning"); |
|---|
| 174 | if (dwType == 3) |
|---|
| 175 | return _T("error"); |
|---|
| 176 | return strEx::itos(dwType); |
|---|
| 177 | } |
|---|
| 178 | std::wstring get_dll() { |
|---|
| 179 | HKEY hKey = HKEY_LOCAL_MACHINE; |
|---|
| 180 | std::wstring path = ((std::wstring)_T("SYSTEM\\CurrentControlSet\\Services\\EventLog\\") + file_ + (std::wstring)_T("\\") + eventSource()).c_str(); |
|---|
| 181 | std::wstring ret; |
|---|
| 182 | HKEY hTemp; |
|---|
| 183 | LONG lRet = ERROR_SUCCESS; |
|---|
| 184 | if (lRet = RegOpenKeyEx(hKey, path.c_str(), 0, KEY_QUERY_VALUE, &hTemp) != ERROR_SUCCESS) { |
|---|
| 185 | NSC_LOG_ERROR_STD(_T("Could not extract DLL for eventsource: ") + eventSource() + error::format::from_system(lRet)); |
|---|
| 186 | return ret; |
|---|
| 187 | } |
|---|
| 188 | DWORD type; |
|---|
| 189 | const DWORD data_length = 2048; |
|---|
| 190 | DWORD cbData = data_length; |
|---|
| 191 | BYTE *bData = new BYTE[cbData]; |
|---|
| 192 | lRet = RegQueryValueEx(hTemp, _T("EventMessageFile"), NULL, &type, bData, &cbData); |
|---|
| 193 | if (lRet == ERROR_SUCCESS) { |
|---|
| 194 | if (type == REG_SZ) { |
|---|
| 195 | if (cbData < data_length-1) { |
|---|
| 196 | bData[cbData] = 0; |
|---|
| 197 | ret = reinterpret_cast<LPCTSTR>(bData); |
|---|
| 198 | } else { |
|---|
| 199 | NSC_LOG_ERROR_STD(_T("Could not extract DLL for eventsource: ") + eventSource()); |
|---|
| 200 | } |
|---|
| 201 | } else if (type == REG_EXPAND_SZ) { |
|---|
| 202 | #define EXPAND_BUFFER_SIZE 2048 |
|---|
| 203 | if (cbData < data_length-1) { |
|---|
| 204 | bData[cbData] = 0; |
|---|
| 205 | std::wstring s = reinterpret_cast<LPCTSTR>(bData); |
|---|
| 206 | TCHAR *buffer = new TCHAR[EXPAND_BUFFER_SIZE+1]; |
|---|
| 207 | DWORD expRet = ExpandEnvironmentStrings(s.c_str(), buffer, EXPAND_BUFFER_SIZE); |
|---|
| 208 | if (expRet >= EXPAND_BUFFER_SIZE) |
|---|
| 209 | NSC_LOG_ERROR_STD(_T("Could not extract DLL for eventsource: ") + eventSource()); |
|---|
| 210 | else |
|---|
| 211 | ret = buffer; |
|---|
| 212 | } else { |
|---|
| 213 | NSC_LOG_ERROR_STD(_T("Could not extract DLL for eventsource: ") + eventSource()); |
|---|
| 214 | } |
|---|
| 215 | } else { |
|---|
| 216 | NSC_LOG_ERROR_STD(_T("Could not extract DLL for eventsource: ") + eventSource()); |
|---|
| 217 | } |
|---|
| 218 | } else { |
|---|
| 219 | NSC_LOG_ERROR_STD(_T("Could not extract DLL for eventsource: ") + eventSource() + error::format::from_system(lRet)); |
|---|
| 220 | } |
|---|
| 221 | RegCloseKey(hTemp); |
|---|
| 222 | delete [] bData; |
|---|
| 223 | return ret; |
|---|
| 224 | } |
|---|
| 225 | |
|---|
| 226 | std::wstring render_message() { |
|---|
| 227 | DWORD *dwArgs = new DWORD[pevlr_->NumStrings+1]; |
|---|
| 228 | TCHAR* p = reinterpret_cast<TCHAR*>(reinterpret_cast<LPBYTE>(pevlr_) + pevlr_->StringOffset); |
|---|
| 229 | for (unsigned int i =0;i<pevlr_->NumStrings;i++) { |
|---|
| 230 | dwArgs[i] = reinterpret_cast<DWORD>(p); |
|---|
| 231 | DWORD len = wcslen(p); |
|---|
| 232 | p += len+1; |
|---|
| 233 | } |
|---|
| 234 | |
|---|
| 235 | /* |
|---|
| 236 | TCHAR **_sz = (TCHAR**)GlobalAlloc(GPTR, (pevlr_->NumStrings)*sizeof(TCHAR *)); |
|---|
| 237 | register UINT z; |
|---|
| 238 | TCHAR* p = reinterpret_cast<TCHAR*>(reinterpret_cast<LPBYTE>(pevlr_) + pevlr_->StringOffset); |
|---|
| 239 | for(unsigned int z = 0; z < pevlr_->NumStrings; z++) { |
|---|
| 240 | DWORD len = wcslen(p); |
|---|
| 241 | _sz[z] = (TCHAR *)GlobalAlloc(GPTR, (len+1) * sizeof(TCHAR)); |
|---|
| 242 | wcscpy_s(_sz[z], len, p); |
|---|
| 243 | p += len+1; |
|---|
| 244 | } |
|---|
| 245 | */ |
|---|
| 246 | std::wstring ret; |
|---|
| 247 | strEx::splitList dlls = strEx::splitEx(get_dll(), _T(";")); |
|---|
| 248 | for (strEx::splitList::const_iterator cit = dlls.begin(); cit != dlls.end(); ++cit) { |
|---|
| 249 | //std::wstring msg = error::format::message::from_module((*cit), eventID(), _sz); |
|---|
| 250 | std::wstring msg = error::format::message::from_module((*cit), eventID(), dwArgs); |
|---|
| 251 | if (msg.empty()) { |
|---|
| 252 | msg = error::format::message::from_module((*cit), pevlr_->EventID, dwArgs); |
|---|
| 253 | } |
|---|
| 254 | strEx::replace(msg, _T("\n"), _T(" ")); |
|---|
| 255 | strEx::replace(msg, _T("\t"), _T(" ")); |
|---|
| 256 | std::string::size_type pos = msg.find_last_not_of(_T("\n\t ")); |
|---|
| 257 | if (pos != std::string::npos) { |
|---|
| 258 | msg = msg.substr(0,pos); |
|---|
| 259 | } |
|---|
| 260 | if (!msg.empty()) { |
|---|
| 261 | if (!ret.empty()) |
|---|
| 262 | ret += _T(", "); |
|---|
| 263 | ret += msg; |
|---|
| 264 | } |
|---|
| 265 | } |
|---|
| 266 | delete [] dwArgs; |
|---|
| 267 | return ret; |
|---|
| 268 | } |
|---|
| 269 | SYSTEMTIME get_time(DWORD time) { |
|---|
| 270 | FILETIME FileTime, LocalFileTime; |
|---|
| 271 | SYSTEMTIME SysTime; |
|---|
| 272 | __int64 lgTemp; |
|---|
| 273 | __int64 SecsTo1970 = 116444736000000000; |
|---|
| 274 | |
|---|
| 275 | lgTemp = Int32x32To64(time,10000000) + SecsTo1970; |
|---|
| 276 | |
|---|
| 277 | FileTime.dwLowDateTime = (DWORD) lgTemp; |
|---|
| 278 | FileTime.dwHighDateTime = (DWORD)(lgTemp >> 32); |
|---|
| 279 | |
|---|
| 280 | FileTimeToLocalFileTime(&FileTime, &LocalFileTime); |
|---|
| 281 | FileTimeToSystemTime(&LocalFileTime, &SysTime); |
|---|
| 282 | return SysTime; |
|---|
| 283 | } |
|---|
| 284 | |
|---|
| 285 | SYSTEMTIME get_time_generated() { |
|---|
| 286 | return get_time(pevlr_->TimeGenerated); |
|---|
| 287 | } |
|---|
| 288 | SYSTEMTIME get_time_written() { |
|---|
| 289 | return get_time(pevlr_->TimeWritten); |
|---|
| 290 | } |
|---|
| 291 | |
|---|
| 292 | std::wstring render(bool propper, std::wstring syntax, std::wstring date_format = DATE_FORMAT) { |
|---|
| 293 | if (propper) { |
|---|
| 294 | // To obtain the appropriate message string from the message file, load the message file with the LoadLibrary function and use the FormatMessage function |
|---|
| 295 | strEx::replace(syntax, _T("%message%"), render_message()); |
|---|
| 296 | } else { |
|---|
| 297 | strEx::replace(syntax, _T("%message%"), _T("%message% needs the descriptions flag set!")); |
|---|
| 298 | } |
|---|
| 299 | |
|---|
| 300 | strEx::replace(syntax, _T("%source%"), eventSource()); |
|---|
| 301 | strEx::replace(syntax, _T("%generated%"), strEx::format_date(get_time_generated(), date_format)); |
|---|
| 302 | strEx::replace(syntax, _T("%written%"), strEx::format_date(get_time_written(), date_format)); |
|---|
| 303 | strEx::replace(syntax, _T("%type%"), translateType(eventType())); |
|---|
| 304 | strEx::replace(syntax, _T("%severity%"), translateSeverity(severity())); |
|---|
| 305 | strEx::replace(syntax, _T("%strings%"), enumStrings()); |
|---|
| 306 | strEx::replace(syntax, _T("%id%"), strEx::itos(eventID())); |
|---|
| 307 | return syntax; |
|---|
| 308 | } |
|---|
| 309 | }; |
|---|
| 310 | /* |
|---|
| 311 | return (pevlr_->EventID&0xffff); |
|---|
| 312 | } |
|---|
| 313 | inline DWORD severity() const { |
|---|
| 314 | return (pevlr_->EventID>>30); |
|---|
| 315 | */ |
|---|
| 316 | class uniq_eventlog_record { |
|---|
| 317 | DWORD ID; |
|---|
| 318 | WORD type; |
|---|
| 319 | WORD category; |
|---|
| 320 | public: |
|---|
| 321 | std::wstring message; |
|---|
| 322 | uniq_eventlog_record(EVENTLOGRECORD *pevlr) : ID(pevlr->EventID&0xffff), type(pevlr->EventType), category(pevlr->EventCategory) {} |
|---|
| 323 | bool operator< (const uniq_eventlog_record &other) const { |
|---|
| 324 | return (ID < other.ID) || ((ID==other.ID)&&(type < other.type)) || (ID==other.ID&&type==other.type)&&(category < other.category); |
|---|
| 325 | } |
|---|
| 326 | std::wstring to_string() const { |
|---|
| 327 | return _T("id=") + strEx::itos(ID) + _T("type=") + strEx::itos(type) + _T("category=") + strEx::itos(category); |
|---|
| 328 | } |
|---|
| 329 | }; |
|---|
| 330 | typedef std::map<uniq_eventlog_record,unsigned int> uniq_eventlog_map; |
|---|
| 331 | |
|---|
| 332 | |
|---|
| 333 | struct eventlog_filter { |
|---|
| 334 | filters::filter_all_strings eventSource; |
|---|
| 335 | filters::filter_all_numeric<unsigned int, filters::handlers::eventtype_handler> eventType; |
|---|
| 336 | filters::filter_all_numeric<unsigned int, filters::handlers::eventseverity_handler> eventSeverity; |
|---|
| 337 | filters::filter_all_strings message; |
|---|
| 338 | filters::filter_all_times timeWritten; |
|---|
| 339 | filters::filter_all_times timeGenerated; |
|---|
| 340 | filters::filter_all_numeric<DWORD, filters::handlers::eventtype_handler> eventID; |
|---|
| 341 | |
|---|
| 342 | inline bool hasFilter() { |
|---|
| 343 | return eventSource.hasFilter() || eventType.hasFilter() || eventID.hasFilter() || eventSeverity.hasFilter() || message.hasFilter() || |
|---|
| 344 | timeWritten.hasFilter() || timeGenerated.hasFilter(); |
|---|
| 345 | } |
|---|
| 346 | bool matchFilter(const EventLogRecord &value) const { |
|---|
| 347 | if ((eventSource.hasFilter())&&(eventSource.matchFilter(value.eventSource()))) |
|---|
| 348 | return true; |
|---|
| 349 | else if ((eventType.hasFilter())&&(eventType.matchFilter(value.eventType()))) |
|---|
| 350 | return true; |
|---|
| 351 | else if ((eventSeverity.hasFilter())&&(eventSeverity.matchFilter(value.severity()))) |
|---|
| 352 | return true; |
|---|
| 353 | else if ((eventID.hasFilter())&&(eventID.matchFilter(value.eventID()))) |
|---|
| 354 | return true; |
|---|
| 355 | else if ((message.hasFilter())&&(message.matchFilter(value.enumStrings()))) |
|---|
| 356 | return true; |
|---|
| 357 | else if ((timeWritten.hasFilter())&&(timeWritten.matchFilter(value.timeWritten()))) |
|---|
| 358 | return true; |
|---|
| 359 | else if ((timeGenerated.hasFilter())&&(timeGenerated.matchFilter(value.timeGenerated()))) |
|---|
| 360 | return true; |
|---|
| 361 | return false; |
|---|
| 362 | } |
|---|
| 363 | }; |
|---|
| 364 | |
|---|
| 365 | |
|---|
| 366 | #define MAP_FILTER(value, obj, filtermode) \ |
|---|
| 367 | else if (p__.first == value) { eventlog_filter filter; filter.obj = p__.second; filter_chain.push_back(filteritem_type(filtermode, filter)); } |
|---|
| 368 | |
|---|
| 369 | |
|---|
| 370 | #define BUFFER_SIZE 1024*64 |
|---|
| 371 | NSCAPI::nagiosReturn CheckEventLog::handleCommand(const strEx::blindstr command, const unsigned int argLen, TCHAR **char_args, std::wstring &message, std::wstring &perf) { |
|---|
| 372 | if (command != _T("CheckEventLog")) |
|---|
| 373 | return NSCAPI::returnIgnored; |
|---|
| 374 | typedef checkHolders::CheckConatiner<checkHolders::MaxMinBoundsULongInteger> EventLogQueryConatiner; |
|---|
| 375 | typedef std::pair<int,eventlog_filter> filteritem_type; |
|---|
| 376 | typedef std::list<filteritem_type > filterlist_type; |
|---|
| 377 | NSCAPI::nagiosReturn returnCode = NSCAPI::returnOK; |
|---|
| 378 | std::list<std::wstring> stl_args = arrayBuffer::arrayBuffer2list(argLen, char_args); |
|---|
| 379 | |
|---|
| 380 | std::list<std::wstring> files; |
|---|
| 381 | filterlist_type filter_chain; |
|---|
| 382 | EventLogQueryConatiner query; |
|---|
| 383 | |
|---|
| 384 | bool bPerfData = true; |
|---|
| 385 | bool bFilterIn = true; |
|---|
| 386 | bool bFilterAll = false; |
|---|
| 387 | bool bFilterNew = false; |
|---|
| 388 | bool bShowDescriptions = false; |
|---|
| 389 | bool unique = false; |
|---|
| 390 | unsigned int truncate = 0; |
|---|
| 391 | std::wstring syntax; |
|---|
| 392 | const int filter_plus = 1; |
|---|
| 393 | const int filter_minus = 2; |
|---|
| 394 | const int filter_normal = 3; |
|---|
| 395 | const int filter_compat = 3; |
|---|
| 396 | |
|---|
| 397 | try { |
|---|
| 398 | MAP_OPTIONS_BEGIN(stl_args) |
|---|
| 399 | MAP_OPTIONS_NUMERIC_ALL(query, _T("")) |
|---|
| 400 | MAP_OPTIONS_STR2INT(_T("truncate"), truncate) |
|---|
| 401 | MAP_OPTIONS_BOOL_TRUE(_T("unique"), unique) |
|---|
| 402 | MAP_OPTIONS_BOOL_TRUE(_T("descriptions"), bShowDescriptions) |
|---|
| 403 | MAP_OPTIONS_PUSH(_T("file"), files) |
|---|
| 404 | MAP_OPTIONS_BOOL_FALSE(IGNORE_PERFDATA, bPerfData) |
|---|
| 405 | MAP_OPTIONS_BOOL_EX(_T("filter"), bFilterNew, _T("new"), _T("old")) |
|---|
| 406 | MAP_OPTIONS_BOOL_EX(_T("filter"), bFilterIn, _T("in"), _T("out")) |
|---|
| 407 | MAP_OPTIONS_BOOL_EX(_T("filter"), bFilterAll, _T("all"), _T("any")) |
|---|
| 408 | MAP_OPTIONS_STR(_T("syntax"), syntax) |
|---|
| 409 | /* |
|---|
| 410 | MAP_FILTER_OLD("filter-eventType", eventType) |
|---|
| 411 | MAP_FILTER_OLD("filter-severity", eventSeverity) |
|---|
| 412 | MAP_FILTER_OLD("filter-eventID", eventID) |
|---|
| 413 | MAP_FILTER_OLD("filter-eventSource", eventSource) |
|---|
| 414 | MAP_FILTER_OLD("filter-generated", timeGenerated) |
|---|
| 415 | MAP_FILTER_OLD("filter-written", timeWritten) |
|---|
| 416 | MAP_FILTER_OLD("filter-message", message) |
|---|
| 417 | */ |
|---|
| 418 | MAP_FILTER(_T("filter+eventType"), eventType, filter_plus) |
|---|
| 419 | MAP_FILTER(_T("filter+severity"), eventSeverity, filter_plus) |
|---|
| 420 | MAP_FILTER(_T("filter+eventID"), eventID, filter_plus) |
|---|
| 421 | MAP_FILTER(_T("filter+eventSource"), eventSource, filter_plus) |
|---|
| 422 | MAP_FILTER(_T("filter+generated"), timeGenerated, filter_plus) |
|---|
| 423 | MAP_FILTER(_T("filter+written"), timeWritten, filter_plus) |
|---|
| 424 | MAP_FILTER(_T("filter+message"), message, filter_plus) |
|---|
| 425 | |
|---|
| 426 | MAP_FILTER(_T("filter.eventType"), eventType, filter_normal) |
|---|
| 427 | MAP_FILTER(_T("filter.severity"), eventSeverity, filter_normal) |
|---|
| 428 | MAP_FILTER(_T("filter.eventID"), eventID, filter_normal) |
|---|
| 429 | MAP_FILTER(_T("filter.eventSource"), eventSource, filter_normal) |
|---|
| 430 | MAP_FILTER(_T("filter.generated"), timeGenerated, filter_normal) |
|---|
| 431 | MAP_FILTER(_T("filter.written"), timeWritten, filter_normal) |
|---|
| 432 | MAP_FILTER(_T("filter.message"), message, filter_normal) |
|---|
| 433 | |
|---|
| 434 | MAP_FILTER(_T("filter-eventType"), eventType, filter_minus) |
|---|
| 435 | MAP_FILTER(_T("filter-severity"), eventSeverity, filter_minus) |
|---|
| 436 | MAP_FILTER(_T("filter-eventID"), eventID, filter_minus) |
|---|
| 437 | MAP_FILTER(_T("filter-eventSource"), eventSource, filter_minus) |
|---|
| 438 | MAP_FILTER(_T("filter-generated"), timeGenerated, filter_minus) |
|---|
| 439 | MAP_FILTER(_T("filter-written"), timeWritten, filter_minus) |
|---|
| 440 | MAP_FILTER(_T("filter-message"), message, filter_minus) |
|---|
| 441 | |
|---|
| 442 | MAP_OPTIONS_MISSING(message, _T("Unknown argument: ")) |
|---|
| 443 | MAP_OPTIONS_END() |
|---|
| 444 | } catch (filters::parse_exception e) { |
|---|
| 445 | message = e.getMessage(); |
|---|
| 446 | return NSCAPI::returnUNKNOWN; |
|---|
| 447 | } catch (filters::filter_exception e) { |
|---|
| 448 | message = e.getMessage(); |
|---|
| 449 | return NSCAPI::returnUNKNOWN; |
|---|
| 450 | } |
|---|
| 451 | |
|---|
| 452 | unsigned long int hit_count = 0; |
|---|
| 453 | |
|---|
| 454 | for (std::list<std::wstring>::const_iterator cit2 = files.begin(); cit2 != files.end(); ++cit2) { |
|---|
| 455 | HANDLE hLog = OpenEventLog(NULL, (*cit2).c_str()); |
|---|
| 456 | if (hLog == NULL) { |
|---|
| 457 | message = _T("Could not open the '") + (*cit2) + _T("' event log: ") + error::lookup::last_error(); |
|---|
| 458 | return NSCAPI::returnUNKNOWN; |
|---|
| 459 | } |
|---|
| 460 | uniq_eventlog_map uniq_records; |
|---|
| 461 | |
|---|
| 462 | //DWORD dwThisRecord; |
|---|
| 463 | DWORD dwRead, dwNeeded; |
|---|
| 464 | EVENTLOGRECORD *pevlr; |
|---|
| 465 | BYTE bBuffer[BUFFER_SIZE]; |
|---|
| 466 | |
|---|
| 467 | pevlr = reinterpret_cast<EVENTLOGRECORD*>(&bBuffer); |
|---|
| 468 | |
|---|
| 469 | __time64_t ltime; |
|---|
| 470 | _time64(<ime); |
|---|
| 471 | |
|---|
| 472 | //GetOldestEventLogRecord(hLog, &dwThisRecord); |
|---|
| 473 | |
|---|
| 474 | while (ReadEventLog(hLog, EVENTLOG_FORWARDS_READ|EVENTLOG_SEQUENTIAL_READ, |
|---|
| 475 | 0, pevlr, BUFFER_SIZE, &dwRead, &dwNeeded)) |
|---|
| 476 | { |
|---|
| 477 | while (dwRead > 0) |
|---|
| 478 | { |
|---|
| 479 | bool bMatch = bFilterAll; |
|---|
| 480 | EventLogRecord record((*cit2), pevlr, ltime); |
|---|
| 481 | |
|---|
| 482 | if (filter_chain.empty()) { |
|---|
| 483 | message = _T("No filters specified."); |
|---|
| 484 | return NSCAPI::returnUNKNOWN; |
|---|
| 485 | } |
|---|
| 486 | |
|---|
| 487 | |
|---|
| 488 | for (filterlist_type::const_iterator cit3 = filter_chain.begin(); cit3 != filter_chain.end(); ++cit3 ) { |
|---|
| 489 | int mode = (*cit3).first; |
|---|
| 490 | bool bTmpMatched = (*cit3).second.matchFilter(record); |
|---|
| 491 | if (!bFilterNew) { |
|---|
| 492 | if (bFilterAll) { |
|---|
| 493 | if (!bTmpMatched) { |
|---|
| 494 | bMatch = false; |
|---|
| 495 | break; |
|---|
| 496 | } |
|---|
| 497 | } else { |
|---|
| 498 | if (bTmpMatched) { |
|---|
| 499 | bMatch = true; |
|---|
| 500 | break; |
|---|
| 501 | } |
|---|
| 502 | } |
|---|
| 503 | } else { |
|---|
| 504 | if ((mode == filter_minus)&&(bTmpMatched)) { |
|---|
| 505 | // a -<filter> hit so thrash item and bail out! |
|---|
| 506 | bMatch = false; |
|---|
| 507 | break; |
|---|
| 508 | } else if ((mode == filter_plus)&&(!bTmpMatched)) { |
|---|
| 509 | // a +<filter> missed hit so thrash item and bail out! |
|---|
| 510 | bMatch = false; |
|---|
| 511 | break; |
|---|
| 512 | } else if (bTmpMatched) { |
|---|
| 513 | bMatch = true; |
|---|
| 514 | } |
|---|
| 515 | } |
|---|
| 516 | } |
|---|
| 517 | bool match = false; |
|---|
| 518 | if ((!bFilterNew)&&((bFilterIn&&bMatch)||(!bFilterIn&&!bMatch))) { |
|---|
| 519 | match = true; |
|---|
| 520 | } else if (bFilterNew&&bMatch) { |
|---|
| 521 | match = true; |
|---|
| 522 | } |
|---|
| 523 | if (match&&unique) { |
|---|
| 524 | match = false; |
|---|
| 525 | uniq_eventlog_record uniq_record = pevlr; |
|---|
| 526 | uniq_eventlog_map::iterator it = uniq_records.find(uniq_record); |
|---|
| 527 | if (it != uniq_records.end()) { |
|---|
| 528 | (*it).second ++; |
|---|
| 529 | //match = false; |
|---|
| 530 | } |
|---|
| 531 | else { |
|---|
| 532 | if (!syntax.empty()) { |
|---|
| 533 | uniq_record.message = record.render(bShowDescriptions, syntax); |
|---|
| 534 | } else if (!bShowDescriptions) { |
|---|
| 535 | uniq_record.message = record.eventSource(); |
|---|
| 536 | } else { |
|---|
| 537 | uniq_record.message = record.eventSource(); |
|---|
| 538 | uniq_record.message += _T("(") + EventLogRecord::translateType(record.eventType()) + _T(", ") + |
|---|
| 539 | strEx::itos(record.eventID()) + _T(", ") + EventLogRecord::translateSeverity(record.severity()) + _T(")"); |
|---|
| 540 | uniq_record.message += _T("[") + record.enumStrings() + _T("]"); |
|---|
| 541 | uniq_record.message += _T("{%count%}"); |
|---|
| 542 | } |
|---|
| 543 | uniq_records[uniq_record] = 1; |
|---|
| 544 | } |
|---|
| 545 | hit_count++; |
|---|
| 546 | } else if (match) { |
|---|
| 547 | if (!syntax.empty()) { |
|---|
| 548 | strEx::append_list(message, record.render(bShowDescriptions, syntax)); |
|---|
| 549 | } else if (!bShowDescriptions) { |
|---|
| 550 | strEx::append_list(message, record.eventSource()); |
|---|
| 551 | } else { |
|---|
| 552 | strEx::append_list(message, record.eventSource()); |
|---|
| 553 | message += _T("(") + EventLogRecord::translateType(record.eventType()) + _T(", ") + |
|---|
| 554 | strEx::itos(record.eventID()) + _T(", ") + EventLogRecord::translateSeverity(record.severity()) + _T(")"); |
|---|
| 555 | message += _T("[") + record.enumStrings() + _T("]"); |
|---|
| 556 | } |
|---|
| 557 | hit_count++; |
|---|
| 558 | } |
|---|
| 559 | dwRead -= pevlr->Length; |
|---|
| 560 | pevlr = (EVENTLOGRECORD *) ((LPBYTE) pevlr + pevlr->Length); |
|---|
| 561 | } |
|---|
| 562 | pevlr = (EVENTLOGRECORD *) &bBuffer; |
|---|
| 563 | } |
|---|
| 564 | CloseEventLog(hLog); |
|---|
| 565 | for (uniq_eventlog_map::const_iterator cit = uniq_records.begin(); cit != uniq_records.end(); ++cit) { |
|---|
| 566 | std::wstring msg = (*cit).first.message; |
|---|
| 567 | strEx::replace(msg, _T("%count%"), strEx::itos((*cit).second)); |
|---|
| 568 | strEx::append_list(message, msg); |
|---|
| 569 | } |
|---|
| 570 | } |
|---|
| 571 | |
|---|
| 572 | if (!bPerfData) |
|---|
| 573 | query.perfData = false; |
|---|
| 574 | query.runCheck(hit_count, returnCode, message, perf); |
|---|
| 575 | if ((truncate > 0) && (message.length() > (truncate-4))) |
|---|
| 576 | message = message.substr(0, truncate-4) + _T("..."); |
|---|
| 577 | if (message.empty()) |
|---|
| 578 | message = _T("Eventlog check ok"); |
|---|
| 579 | NSC_DEBUG_MSG_STD(_T("Result: ") + message) ; |
|---|
| 580 | return returnCode; |
|---|
| 581 | } |
|---|
| 582 | |
|---|
| 583 | |
|---|
| 584 | NSC_WRAPPERS_MAIN_DEF(gCheckEventLog); |
|---|
| 585 | NSC_WRAPPERS_IGNORE_MSG_DEF(); |
|---|
| 586 | NSC_WRAPPERS_HANDLE_CMD_DEF(gCheckEventLog); |
|---|