| 1 | // Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information. |
| 2 | |
| 3 | #include "precomp.h" |
| 4 | |
| 5 | |
| 6 | /******************************************************************** |
| 7 | StartMetabaseTransaction - CUSTOM ACTION ENTRY POINT for backing up metabase |
| 8 | |
| 9 | Input: deferred CustomActionData - BackupName |
| 10 | ********************************************************************/ |
| 11 | extern "C" UINT __stdcall StartMetabaseTransaction(MSIHANDLE hInstall) |
| 12 | { |
| 13 | //AssertSz(FALSE, "debug StartMetabaseTransaction here"); |
| 14 | HRESULT hr = S_OK; |
| 15 | UINT er = ERROR_SUCCESS; |
| 16 | |
| 17 | IMSAdminBase* piMetabase = NULL; |
| 18 | LPWSTR pwzData = NULL; |
| 19 | BOOL fInitializedCom = FALSE; |
| 20 | |
| 21 | // initialize |
| 22 | hr = WcaInitialize(hInstall, "StartMetabaseTransaction"); |
| 23 | ExitOnFailure(hr, "failed to initialize StartMetabaseTransaction"); |
| 24 | |
| 25 | hr = ::CoInitialize(NULL); |
| 26 | ExitOnFailure(hr, "failed to initialize COM"); |
| 27 | fInitializedCom = TRUE; |
| 28 | hr = ::CoCreateInstance(CLSID_MSAdminBase, NULL, CLSCTX_ALL, IID_IMSAdminBase, reinterpret_cast<void**>(&piMetabase)); |
| 29 | if (hr == REGDB_E_CLASSNOTREG) |
| 30 | { |
| 31 | WcaLog(LOGMSG_STANDARD, "Failed to get IIMSAdminBase to backup - continuing"); |
| 32 | hr = S_OK; |
| 33 | } |
| 34 | else |
| 35 | { |
| 36 | MessageExitOnFailure(hr, msierrIISCannotConnect, "failed to get IID_IIMSAdminBase object"); |
| 37 | |
| 38 | hr = WcaGetProperty(L"CustomActionData", &pwzData); |
| 39 | ExitOnFailure(hr, "failed to get CustomActionData"); |
| 40 | |
| 41 | // back up the metabase |
| 42 | Assert(lstrlenW(pwzData) < MD_BACKUP_MAX_LEN); |
| 43 | |
| 44 | // MD_BACKUP_OVERWRITE = Overwrite if a backup of the same name and version exists in the backup location |
| 45 | hr = piMetabase->Backup(pwzData, MD_BACKUP_NEXT_VERSION, MD_BACKUP_OVERWRITE | MD_BACKUP_FORCE_BACKUP | MD_BACKUP_SAVE_FIRST); |
| 46 | if (MD_WARNING_SAVE_FAILED == hr) |
| 47 | { |
| 48 | WcaLog(LOGMSG_STANDARD, "Failed to save metabase before backing up - continuing"); |
| 49 | hr = S_OK; |
| 50 | } |
| 51 | MessageExitOnFailure(hr, msierrIISFailedStartTransaction, "failed to begin metabase transaction: '%ls'", pwzData); |
| 52 | } |
| 53 | hr = WcaProgressMessage(COST_IIS_TRANSACTIONS, FALSE); |
| 54 | LExit: |
| 55 | ReleaseStr(pwzData); |
| 56 | ReleaseObject(piMetabase); |
| 57 | |
| 58 | if (fInitializedCom) |
| 59 | { |
| 60 | ::CoUninitialize(); |
| 61 | } |
| 62 | |
| 63 | if (FAILED(hr)) |
| 64 | er = ERROR_INSTALL_FAILURE; |
| 65 | return WcaFinalize(er); |
| 66 | } |
| 67 | |
| 68 | |
| 69 | /******************************************************************** |
| 70 | RollbackMetabaseTransaction - CUSTOM ACTION ENTRY POINT for unbacking up metabase |
| 71 | |
| 72 | Input: deferred CustomActionData - BackupName |
| 73 | ********************************************************************/ |
| 74 | extern "C" UINT __stdcall RollbackMetabaseTransaction(MSIHANDLE hInstall) |
| 75 | { |
| 76 | //AssertSz(FALSE, "debug RollbackMetabaseTransaction here"); |
| 77 | HRESULT hr = S_OK; |
| 78 | UINT er = ERROR_SUCCESS; |
| 79 | |
| 80 | IMSAdminBase* piMetabase = NULL; |
| 81 | LPWSTR pwzData = NULL; |
| 82 | BOOL fInitializedCom = FALSE; |
| 83 | |
| 84 | hr = WcaInitialize(hInstall, "RollbackMetabaseTransaction"); |
| 85 | ExitOnFailure(hr, "failed to initialize"); |
| 86 | |
| 87 | hr = ::CoInitialize(NULL); |
| 88 | ExitOnFailure(hr, "failed to initialize COM"); |
| 89 | fInitializedCom = TRUE; |
| 90 | hr = ::CoCreateInstance(CLSID_MSAdminBase, NULL, CLSCTX_ALL, IID_IMSAdminBase, reinterpret_cast<void**>(&piMetabase)); |
| 91 | if (hr == REGDB_E_CLASSNOTREG) |
| 92 | { |
| 93 | WcaLog(LOGMSG_STANDARD, "Failed to get IIMSAdminBase to rollback - continuing"); |
| 94 | hr = S_OK; |
| 95 | ExitFunction(); |
| 96 | } |
| 97 | ExitOnFailure(hr, "failed to get IID_IIMSAdminBase object"); |
| 98 | |
| 99 | |
| 100 | hr = WcaGetProperty( L"CustomActionData", &pwzData); |
| 101 | ExitOnFailure(hr, "failed to get CustomActionData"); |
| 102 | |
| 103 | hr = piMetabase->Restore(pwzData, MD_BACKUP_HIGHEST_VERSION, 0); |
| 104 | ExitOnFailure(hr, "failed to rollback metabase transaction: '%ls'", pwzData); |
| 105 | |
| 106 | hr = piMetabase->DeleteBackup(pwzData, MD_BACKUP_HIGHEST_VERSION); |
| 107 | ExitOnFailure(hr, "failed to cleanup metabase transaction '%ls', continuing", pwzData); |
| 108 | |
| 109 | LExit: |
| 110 | ReleaseStr(pwzData); |
| 111 | ReleaseObject(piMetabase); |
| 112 | |
| 113 | if (fInitializedCom) |
| 114 | { |
| 115 | ::CoUninitialize(); |
| 116 | } |
| 117 | |
| 118 | if (FAILED(hr)) |
| 119 | { |
| 120 | er = ERROR_INSTALL_FAILURE; |
| 121 | } |
| 122 | return WcaFinalize(er); |
| 123 | } |
| 124 | |
| 125 | |
| 126 | /******************************************************************** |
| 127 | CommitMetabaseTransaction - CUSTOM ACTION ENTRY POINT for unbacking up metabase |
| 128 | |
| 129 | Input: deferred CustomActionData - BackupName |
| 130 | * *****************************************************************/ |
| 131 | extern "C" UINT __stdcall CommitMetabaseTransaction(MSIHANDLE hInstall) |
| 132 | { |
| 133 | HRESULT hr = S_OK; |
| 134 | UINT er = ERROR_SUCCESS; |
| 135 | |
| 136 | IMSAdminBase* piMetabase = NULL; |
| 137 | LPWSTR pwzData = NULL; |
| 138 | BOOL fInitializedCom = FALSE; |
| 139 | |
| 140 | hr = WcaInitialize(hInstall, "CommitMetabaseTransaction"); |
| 141 | ExitOnFailure(hr, "failed to initialize"); |
| 142 | |
| 143 | hr = ::CoInitialize(NULL); |
| 144 | ExitOnFailure(hr, "failed to initialize COM"); |
| 145 | fInitializedCom = TRUE; |
| 146 | hr = ::CoCreateInstance(CLSID_MSAdminBase, NULL, CLSCTX_ALL, IID_IMSAdminBase, reinterpret_cast<void**>(&piMetabase)); |
| 147 | if (hr == REGDB_E_CLASSNOTREG) |
| 148 | { |
| 149 | WcaLog(LOGMSG_STANDARD, "Failed to get IIMSAdminBase to commit - continuing"); |
| 150 | hr = S_OK; |
| 151 | ExitFunction(); |
| 152 | } |
| 153 | ExitOnFailure(hr, "failed to get IID_IIMSAdminBase object"); |
| 154 | |
| 155 | hr = WcaGetProperty( L"CustomActionData", &pwzData); |
| 156 | ExitOnFailure(hr, "failed to get CustomActionData"); |
| 157 | |
| 158 | hr = piMetabase->DeleteBackup(pwzData, MD_BACKUP_HIGHEST_VERSION); |
| 159 | ExitOnFailure(hr, "failed to cleanup metabase transaction: '%ls'", pwzData); |
| 160 | |
| 161 | LExit: |
| 162 | ReleaseStr(pwzData); |
| 163 | ReleaseObject(piMetabase); |
| 164 | |
| 165 | if (fInitializedCom) |
| 166 | { |
| 167 | ::CoUninitialize(); |
| 168 | } |
| 169 | |
| 170 | if (FAILED(hr)) |
| 171 | { |
| 172 | er = ERROR_INSTALL_FAILURE; |
| 173 | } |
| 174 | return WcaFinalize(er); |
| 175 | } |
| 176 | |
| 177 | |
| 178 | /******************************************************************** |
| 179 | CreateMetabaseKey - Installs metabase keys |
| 180 | |
| 181 | Input: deferred CustomActionData - Key |
| 182 | * *****************************************************************/ |
| 183 | static HRESULT CreateMetabaseKey(__in LPWSTR* ppwzCustomActionData, __in IMSAdminBase* piMetabase) |
| 184 | { |
| 185 | //AssertSz(FALSE, "debug CreateMetabaseKey here"); |
| 186 | HRESULT hr = S_OK; |
| 187 | METADATA_HANDLE mhRoot = 0; |
| 188 | LPWSTR pwzData = NULL; |
| 189 | LPCWSTR pwzKey; |
| 190 | |
| 191 | int i; |
| 192 | |
| 193 | hr = WcaReadStringFromCaData(ppwzCustomActionData, &pwzData); |
| 194 | ExitOnFailure(hr, "failed to read key from custom action data"); |
| 195 | |
| 196 | hr = piMetabase->OpenKey(METADATA_MASTER_ROOT_HANDLE, L"/LM", METADATA_PERMISSION_WRITE, 10, &mhRoot); |
| 197 | for (i = 30; i > 0 && HRESULT_FROM_WIN32(ERROR_PATH_BUSY) == hr; i--) |
| 198 | { |
| 199 | ::Sleep(1000); |
| 200 | WcaLog(LOGMSG_STANDARD, "failed to open root key, retrying %d time(s)...", i); |
| 201 | hr = piMetabase->OpenKey(METADATA_MASTER_ROOT_HANDLE, L"/LM", METADATA_PERMISSION_WRITE, 10, &mhRoot); |
| 202 | } |
| 203 | MessageExitOnFailure(hr, msierrIISFailedOpenKey, "failed to open metabase key: %ls", L"/LM"); |
| 204 | |
| 205 | pwzKey = pwzData + 3; |
| 206 | |
| 207 | WcaLog(LOGMSG_VERBOSE, "Creating Metabase Key: %ls", pwzKey); |
| 208 | |
| 209 | hr = piMetabase->AddKey(mhRoot, pwzKey); |
| 210 | if (HRESULT_FROM_WIN32(ERROR_ALREADY_EXISTS) == hr) |
| 211 | { |
| 212 | WcaLog(LOGMSG_VERBOSE, "Key `%ls` already existed, continuing.", pwzData); |
| 213 | hr = S_OK; |
| 214 | } |
| 215 | MessageExitOnFailure(hr, msierrIISFailedCreateKey, "failed to create metabase key: %ls", pwzKey); |
| 216 | |
| 217 | hr = WcaProgressMessage(COST_IIS_CREATEKEY, FALSE); |
| 218 | |
| 219 | LExit: |
| 220 | if (mhRoot) |
| 221 | { |
| 222 | piMetabase->CloseKey(mhRoot); |
| 223 | } |
| 224 | |
| 225 | return hr; |
| 226 | } |
| 227 | |
| 228 | |
| 229 | /******************************************************************** |
| 230 | WriteMetabaseValue -Installs metabase values |
| 231 | |
| 232 | Input: deferred CustomActionData - Key\tIdentifier\tAttributes\tUserType\tDataType\tData |
| 233 | * *****************************************************************/ |
| 234 | static HRESULT WriteMetabaseValue(__in LPWSTR* ppwzCustomActionData, __in IMSAdminBase* piMetabase) |
| 235 | { |
| 236 | //AssertSz(FALSE, "debug WriteMetabaseValue here"); |
| 237 | HRESULT hr = S_OK; |
| 238 | |
| 239 | METADATA_HANDLE mhKey = 0; |
| 240 | |
| 241 | LPWSTR pwzKey = NULL; |
| 242 | LPWSTR pwzTemp = NULL; |
| 243 | DWORD dwData = 0; |
| 244 | DWORD dwTemp = 0; |
| 245 | BOOL fFreeData = FALSE; |
| 246 | METADATA_RECORD mr; |
| 247 | ::ZeroMemory((LPVOID)&mr, sizeof(mr)); |
| 248 | METADATA_RECORD mrGet; |
| 249 | ::ZeroMemory((LPVOID)&mrGet, sizeof(mrGet)); |
| 250 | |
| 251 | int i; |
| 252 | |
| 253 | // get the key first |
| 254 | hr = WcaReadStringFromCaData(ppwzCustomActionData, &pwzKey); |
| 255 | ExitOnFailure(hr, "failed to read key"); |
| 256 | hr = WcaReadIntegerFromCaData(ppwzCustomActionData, reinterpret_cast<int *>(&mr.dwMDIdentifier)); |
| 257 | ExitOnFailure(hr, "failed to read identifier"); |
| 258 | hr = WcaReadIntegerFromCaData(ppwzCustomActionData, reinterpret_cast<int *>(&mr.dwMDAttributes)); |
| 259 | ExitOnFailure(hr, "failed to read attributes"); |
| 260 | hr = WcaReadIntegerFromCaData(ppwzCustomActionData, reinterpret_cast<int *>(&mr.dwMDUserType)); |
| 261 | ExitOnFailure(hr, "failed to read user type"); |
| 262 | hr = WcaReadIntegerFromCaData(ppwzCustomActionData, reinterpret_cast<int *>(&mr.dwMDDataType)); |
| 263 | ExitOnFailure(hr, "failed to read data type"); |
| 264 | |
| 265 | switch (mr.dwMDDataType) // data |
| 266 | { |
| 267 | case DWORD_METADATA: |
| 268 | hr = WcaReadIntegerFromCaData(ppwzCustomActionData, reinterpret_cast<int *>(&dwData)); |
| 269 | mr.dwMDDataLen = sizeof(dwData); |
| 270 | mr.pbMDData = reinterpret_cast<BYTE*>(&dwData); |
| 271 | break; |
| 272 | case STRING_METADATA: |
| 273 | hr = WcaReadStringFromCaData(ppwzCustomActionData, &pwzTemp); |
| 274 | mr.dwMDDataLen = (lstrlenW(pwzTemp) + 1) * sizeof(WCHAR); |
| 275 | mr.pbMDData = reinterpret_cast<BYTE*>(pwzTemp); |
| 276 | break; |
| 277 | case MULTISZ_METADATA: |
| 278 | { |
| 279 | hr = WcaReadStringFromCaData(ppwzCustomActionData, &pwzTemp); |
| 280 | mr.dwMDDataLen = (lstrlenW(pwzTemp) + 1) * sizeof(WCHAR); |
| 281 | for (LPWSTR pwzT = pwzTemp; *pwzT; ++pwzT) |
| 282 | { |
| 283 | if (MAGIC_MULTISZ_CHAR == *pwzT) |
| 284 | { |
| 285 | *pwzT = L'\0'; |
| 286 | } |
| 287 | } |
| 288 | mr.pbMDData = reinterpret_cast<BYTE*>(pwzTemp); |
| 289 | } |
| 290 | break; |
| 291 | case BINARY_METADATA: |
| 292 | hr = WcaReadStreamFromCaData(ppwzCustomActionData, &mr.pbMDData, reinterpret_cast<DWORD_PTR *>(&mr.dwMDDataLen)); |
| 293 | fFreeData = TRUE; |
| 294 | break; |
| 295 | default: |
| 296 | hr = E_UNEXPECTED; |
| 297 | break; |
| 298 | } |
| 299 | ExitOnFailure(hr, "failed to parse CustomActionData into metabase record"); |
| 300 | |
| 301 | WcaLog(LOGMSG_VERBOSE, "Writing Metabase Value Under Key: %ls ID: %d", pwzKey, mr.dwMDIdentifier); |
| 302 | |
| 303 | hr = piMetabase->OpenKey(METADATA_MASTER_ROOT_HANDLE, L"/LM", METADATA_PERMISSION_WRITE, 10, &mhKey); |
| 304 | for (i = 30; i > 0 && HRESULT_FROM_WIN32(ERROR_PATH_BUSY) == hr; i--) |
| 305 | { |
| 306 | ::Sleep(1000); |
| 307 | WcaLog(LOGMSG_STANDARD, "failed to open '%ls' key, retrying %d time(s)...", pwzKey, i); |
| 308 | hr = piMetabase->OpenKey(METADATA_MASTER_ROOT_HANDLE, L"/LM", METADATA_PERMISSION_WRITE, 10, &mhKey); |
| 309 | } |
| 310 | MessageExitOnFailure(hr, msierrIISFailedOpenKey, "failed to open metabase key: %ls", pwzKey); |
| 311 | |
| 312 | if (lstrlenW(pwzKey) < 3) |
| 313 | { |
| 314 | ExitOnFailure(hr = E_INVALIDARG, "Key didn't begin with \"/LM\" as expected - key value: %ls", pwzKey); |
| 315 | } |
| 316 | |
| 317 | hr = piMetabase->SetData(mhKey, pwzKey + 3, &mr); // pwzKey + 3 to skip "/LM" that was used to open the key. |
| 318 | |
| 319 | // This means we're trying to write to a secure key without the secure flag set - let's try again with the secure flag set |
| 320 | if (MD_ERROR_CANNOT_REMOVE_SECURE_ATTRIBUTE == hr) |
| 321 | { |
| 322 | mr.dwMDAttributes |= METADATA_SECURE; |
| 323 | hr = piMetabase->SetData(mhKey, pwzKey + 3, &mr); |
| 324 | } |
| 325 | |
| 326 | // If IIS6 returned failure, let's check if the correct value exists in the metabase before actually failing the CA |
| 327 | if (FAILED(hr)) |
| 328 | { |
| 329 | // Backup the original failure error, so we can log it below if necessary |
| 330 | HRESULT hrOldValue = hr; |
| 331 | |
| 332 | mrGet.dwMDIdentifier = mr.dwMDIdentifier; |
| 333 | mrGet.dwMDAttributes = METADATA_NO_ATTRIBUTES; |
| 334 | mrGet.dwMDUserType = mr.dwMDUserType; |
| 335 | mrGet.dwMDDataType = mr.dwMDDataType; |
| 336 | mrGet.dwMDDataLen = mr.dwMDDataLen; |
| 337 | mrGet.pbMDData = static_cast<BYTE*>(MemAlloc(mr.dwMDDataLen, TRUE)); |
| 338 | |
| 339 | hr = piMetabase->GetData(mhKey, pwzKey + 3, &mrGet, &dwTemp); |
| 340 | if (SUCCEEDED(hr)) |
| 341 | { |
| 342 | if (mrGet.dwMDDataType == mr.dwMDDataType && mrGet.dwMDDataLen == mr.dwMDDataLen && 0 == memcmp(mrGet.pbMDData, mr.pbMDData, mr.dwMDDataLen)) |
| 343 | { |
| 344 | WcaLog(LOGMSG_VERBOSE, "Received error while writing metabase value under key: %ls ID: %d with error 0x%x, but the correct value is in the metabase - continuing", pwzKey, mr.dwMDIdentifier, hrOldValue); |
| 345 | hr = S_OK; |
| 346 | } |
| 347 | else |
| 348 | { |
| 349 | WcaLog(LOGMSG_VERBOSE, "Succeeded in checking metabase value after write value, but the values didn't match"); |
| 350 | hr = hrOldValue; |
| 351 | } |
| 352 | } |
| 353 | else |
| 354 | { |
| 355 | WcaLog(LOGMSG_VERBOSE, "Failed to check value after metabase write failure (error code 0x%x)", hr); |
| 356 | hr = hrOldValue; |
| 357 | } |
| 358 | } |
| 359 | MessageExitOnFailure(hr, msierrIISFailedWriteData, "failed to write data to metabase key: %ls", pwzKey); |
| 360 | |
| 361 | hr = WcaProgressMessage(COST_IIS_WRITEVALUE, FALSE); |
| 362 | |
| 363 | LExit: |
| 364 | ReleaseStr(pwzTemp); |
| 365 | ReleaseStr(pwzKey); |
| 366 | |
| 367 | if (mhKey) |
| 368 | { |
| 369 | piMetabase->CloseKey(mhKey); |
| 370 | } |
| 371 | |
| 372 | if (fFreeData && mr.pbMDData) |
| 373 | { |
| 374 | MemFree(mr.pbMDData); |
| 375 | } |
| 376 | |
| 377 | return hr; |
| 378 | } |
| 379 | |
| 380 | |
| 381 | /******************************************************************** |
| 382 | DeleteMetabaseValue -Installs metabase values |
| 383 | |
| 384 | Input: deferred CustomActionData - Key\tIdentifier\tAttributes\tUserType\tDataType\tData |
| 385 | * *****************************************************************/ |
| 386 | static HRESULT DeleteMetabaseValue(__in LPWSTR* ppwzCustomActionData, __in IMSAdminBase* piMetabase) |
| 387 | { |
| 388 | //AssertSz(FALSE, "debug DeleteMetabaseValue here"); |
| 389 | HRESULT hr = S_OK; |
| 390 | |
| 391 | METADATA_HANDLE mhKey = 0; |
| 392 | |
| 393 | LPWSTR pwzKey = NULL; |
| 394 | DWORD dwIdentifier = 0; |
| 395 | DWORD dwDataType = 0; |
| 396 | |
| 397 | int i; |
| 398 | |
| 399 | // get the key first |
| 400 | hr = WcaReadStringFromCaData(ppwzCustomActionData, &pwzKey); |
| 401 | ExitOnFailure(hr, "failed to read key"); |
| 402 | hr = WcaReadIntegerFromCaData(ppwzCustomActionData, reinterpret_cast<int *>(&dwIdentifier)); |
| 403 | ExitOnFailure(hr, "failed to read identifier"); |
| 404 | hr = WcaReadIntegerFromCaData(ppwzCustomActionData, reinterpret_cast<int *>(&dwDataType)); |
| 405 | ExitOnFailure(hr, "failed to read data type"); |
| 406 | |
| 407 | WcaLog(LOGMSG_VERBOSE, "Deleting Metabase Value Under Key: %ls ID: %d", pwzKey, dwIdentifier); |
| 408 | |
| 409 | hr = piMetabase->OpenKey(METADATA_MASTER_ROOT_HANDLE, L"/LM", METADATA_PERMISSION_WRITE, 10, &mhKey); |
| 410 | for (i = 30; i > 0 && HRESULT_FROM_WIN32(ERROR_PATH_BUSY) == hr; i--) |
| 411 | { |
| 412 | ::Sleep(1000); |
| 413 | WcaLog(LOGMSG_STANDARD, "failed to open '%ls' key, retrying %d time(s)...", pwzKey, i); |
| 414 | hr = piMetabase->OpenKey(METADATA_MASTER_ROOT_HANDLE, L"/LM", METADATA_PERMISSION_WRITE, 10, &mhKey); |
| 415 | } |
| 416 | MessageExitOnFailure(hr, msierrIISFailedOpenKey, "failed to open metabase key: %ls", pwzKey); |
| 417 | |
| 418 | if (lstrlenW(pwzKey) < 3) |
| 419 | { |
| 420 | ExitOnFailure(hr = E_INVALIDARG, "Key didn't begin with \"/LM\" as expected - key value: %ls", pwzKey); |
| 421 | } |
| 422 | |
| 423 | hr = piMetabase->DeleteData(mhKey, pwzKey + 3, dwIdentifier, dwDataType); // pwzKey + 3 to skip "/LM" that was used to open the key. |
| 424 | if (MD_ERROR_DATA_NOT_FOUND == hr || HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND) == hr) |
| 425 | { |
| 426 | hr = S_OK; |
| 427 | } |
| 428 | MessageExitOnFailure(hr, msierrIISFailedDeleteValue, "failed to delete value %d from metabase key: %ls", dwIdentifier, pwzKey); |
| 429 | |
| 430 | hr = WcaProgressMessage(COST_IIS_DELETEVALUE, FALSE); |
| 431 | LExit: |
| 432 | ReleaseStr(pwzKey); |
| 433 | |
| 434 | if (mhKey) |
| 435 | piMetabase->CloseKey(mhKey); |
| 436 | |
| 437 | return hr; |
| 438 | } |
| 439 | |
| 440 | |
| 441 | /******************************************************************** |
| 442 | DeleteAspApp - Deletes applications in IIS |
| 443 | |
| 444 | Input: deferred CustomActionData - MetabaseRoot\tRecursive |
| 445 | * *****************************************************************/ |
| 446 | static HRESULT DeleteAspApp(__in LPWSTR* ppwzCustomActionData, __in IMSAdminBase* piMetabase, __in ICatalogCollection* pApplicationCollection, __in IWamAdmin* piWam) |
| 447 | { |
| 448 | const int BUFFER_BYTES = 512; |
| 449 | const BSTR bstrPropName = SysAllocString(L"Deleteable"); |
| 450 | |
| 451 | HRESULT hr = S_OK; |
| 452 | ICatalogObject* pApplication = NULL; |
| 453 | |
| 454 | LPWSTR pwzRoot = NULL; |
| 455 | DWORD dwActualBufferSize = 0; |
| 456 | long lSize = 0; |
| 457 | long lIndex = 0; |
| 458 | long lChanges = 0; |
| 459 | |
| 460 | VARIANT keyValue; |
| 461 | ::VariantInit(&keyValue); |
| 462 | VARIANT propValue; |
| 463 | propValue.vt = VT_BOOL; |
| 464 | propValue.boolVal = TRUE; |
| 465 | |
| 466 | METADATA_RECORD mr; |
| 467 | // Get current set of web service extensions. |
| 468 | ::ZeroMemory(&mr, sizeof(mr)); |
| 469 | mr.dwMDIdentifier = MD_APP_PACKAGE_ID; |
| 470 | mr.dwMDAttributes = 0; |
| 471 | mr.dwMDUserType = ASP_MD_UT_APP; |
| 472 | mr.dwMDDataType = STRING_METADATA; |
| 473 | mr.pbMDData = new unsigned char[BUFFER_BYTES]; |
| 474 | mr.dwMDDataLen = BUFFER_BYTES; |
| 475 | |
| 476 | hr = WcaReadStringFromCaData(ppwzCustomActionData, &pwzRoot); // MetabaseRoot |
| 477 | ExitOnFailure(hr, "failed to get metabase root"); |
| 478 | |
| 479 | hr = piMetabase->GetData(METADATA_MASTER_ROOT_HANDLE, pwzRoot, &mr, &dwActualBufferSize); |
| 480 | if (HRESULT_FROM_WIN32(MD_ERROR_DATA_NOT_FOUND) == hr || HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND) == hr || HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) == hr) |
| 481 | { |
| 482 | // This one doesn't have an independent app GUID associated with it - it may have been already partially deleted, or a low isolation app |
| 483 | WcaLog(LOGMSG_VERBOSE, "No independent COM+ application found associated with %ls. It either doesn't exist, or was already removed - continuing", pwzRoot); |
| 484 | ExitFunction1(hr = S_OK); |
| 485 | } |
| 486 | MessageExitOnFailure(hr, msierrIISFailedDeleteApp, "failed to get GUID for application at path: %ls", pwzRoot); |
| 487 | |
| 488 | WcaLog(LOGMSG_VERBOSE, "Deleting ASP App (used query: %ls) with GUID: %ls", pwzRoot, (LPWSTR)(mr.pbMDData)); |
| 489 | |
| 490 | // Delete the application association from IIS's point of view before it's obliterated from the application collection |
| 491 | hr = piWam->AppDelete(pwzRoot, FALSE); |
| 492 | if (FAILED(hr)) |
| 493 | { |
| 494 | // This isn't necessarily an error if we fail here, but let's log a failure if it happens |
| 495 | WcaLog(LOGMSG_VERBOSE, "error 0x%x: failed to call IWamAdmin::AppDelete() while removing web application - continuing"); |
| 496 | hr = S_OK; |
| 497 | } |
| 498 | |
| 499 | if (!pApplicationCollection) |
| 500 | { |
| 501 | WcaLog(LOGMSG_STANDARD, "Could not remove application with GUID %ls because the application collection could not be found", (LPWSTR)(mr.pbMDData)); |
| 502 | ExitFunction1(hr = S_OK); |
| 503 | } |
| 504 | |
| 505 | hr = pApplicationCollection->Populate(); |
| 506 | MessageExitOnFailure(hr, msierrIISFailedDeleteApp, "failed to populate Application collection"); |
| 507 | |
| 508 | hr = pApplicationCollection->get_Count(&lSize); |
| 509 | MessageExitOnFailure(hr, msierrIISFailedDeleteApp, "failed to get size of Application collection"); |
| 510 | WcaLog(LOGMSG_TRACEONLY, "Found %u items in application collection", lSize); |
| 511 | |
| 512 | // No need to check this too early, as we may not even need this to have successfully allocated |
| 513 | ExitOnNull(bstrPropName, hr, E_OUTOFMEMORY, "failed to allocate memory for \"Deleteable\" string"); |
| 514 | |
| 515 | for (lIndex = 0; lIndex < lSize; ++lIndex) |
| 516 | { |
| 517 | hr = pApplicationCollection->get_Item(lIndex, reinterpret_cast<IDispatch**>(&pApplication)); |
| 518 | MessageExitOnFailure(hr, msierrIISFailedDeleteApp, "failed to get COM+ application while enumerating through COM+ applications"); |
| 519 | |
| 520 | hr = pApplication->get_Key(&keyValue); |
| 521 | MessageExitOnFailure(hr, msierrIISFailedDeleteApp, "failed to get key of COM+ application while enumerating through COM+ applications"); |
| 522 | |
| 523 | WcaLog(LOGMSG_TRACEONLY, "While enumerating through COM+ applications, found an application with GUID: %ls", (LPWSTR)keyValue.bstrVal); |
| 524 | |
| 525 | if (VT_BSTR == keyValue.vt && 0 == lstrcmpW((LPWSTR)keyValue.bstrVal, (LPWSTR)(mr.pbMDData))) |
| 526 | { |
| 527 | hr = pApplication->put_Value(bstrPropName, propValue); |
| 528 | if (FAILED(hr)) |
| 529 | { |
| 530 | // This isn't necessarily a critical error unless we fail to actually delete it in the next step |
| 531 | WcaLog(LOGMSG_VERBOSE, "error 0x%x: failed to ensure COM+ application with guid %ls is deletable - continuing", hr, (LPWSTR)(mr.pbMDData)); |
| 532 | } |
| 533 | |
| 534 | hr = pApplicationCollection->SaveChanges(&lChanges); |
| 535 | if (FAILED(hr)) |
| 536 | { |
| 537 | // This isn't necessarily a critical error unless we fail to actually delete it in the next step |
| 538 | WcaLog(LOGMSG_VERBOSE, "error 0x%x: failed to save changes while ensuring COM+ application with guid %ls is deletable - continuing", hr, (LPWSTR)(mr.pbMDData)); |
| 539 | } |
| 540 | |
| 541 | hr = pApplicationCollection->Remove(lIndex); |
| 542 | if (FAILED(hr)) |
| 543 | { |
| 544 | WcaLog(LOGMSG_STANDARD, "error 0x%x: failed to remove COM+ application with guid %ls. The COM application will not be removed", hr, (LPWSTR)(mr.pbMDData)); |
| 545 | } |
| 546 | else |
| 547 | { |
| 548 | hr = pApplicationCollection->SaveChanges(&lChanges); |
| 549 | if (FAILED(hr)) |
| 550 | { |
| 551 | WcaLog(LOGMSG_STANDARD, "error 0x%x: failed to save changes when removing COM+ application with guid %ls. The COM application will not be removed - continuing", hr, (LPWSTR)(mr.pbMDData)); |
| 552 | } |
| 553 | else |
| 554 | { |
| 555 | WcaLog(LOGMSG_VERBOSE, "Found and removed application with GUID %ls", (LPWSTR)(mr.pbMDData)); |
| 556 | } |
| 557 | } |
| 558 | |
| 559 | // We've found the right key and successfully deleted the app - let's exit the loop now |
| 560 | lIndex = lSize; |
| 561 | } |
| 562 | } |
| 563 | // If we didn't find it, it isn't an error, because the application we want to delete doesn't seem to exist! |
| 564 | |
| 565 | hr = WcaProgressMessage(COST_IIS_DELETEAPP, FALSE); |
| 566 | LExit: |
| 567 | ReleaseBSTR(bstrPropName); |
| 568 | |
| 569 | ReleaseStr(pwzRoot); |
| 570 | // Don't release pApplication, because it points to an object within the collection |
| 571 | |
| 572 | delete [] mr.pbMDData; |
| 573 | |
| 574 | return hr; |
| 575 | } |
| 576 | |
| 577 | |
| 578 | /******************************************************************** |
| 579 | CreateAspApp - Creates applications in IIS |
| 580 | |
| 581 | Input: deferred CustomActionData - MetabaseRoot\tInProc |
| 582 | * ****************************************************************/ |
| 583 | static HRESULT CreateAspApp(__in LPWSTR* ppwzCustomActionData, __in IWamAdmin* piWam) |
| 584 | { |
| 585 | HRESULT hr = S_OK; |
| 586 | |
| 587 | LPWSTR pwzRoot = NULL; |
| 588 | BOOL fInProc; |
| 589 | |
| 590 | hr = WcaReadStringFromCaData(ppwzCustomActionData, &pwzRoot); // MetabaseRoot |
| 591 | ExitOnFailure(hr, "failed to get metabase root"); |
| 592 | hr = WcaReadIntegerFromCaData(ppwzCustomActionData, reinterpret_cast<int *>(&fInProc)); // InProc |
| 593 | ExitOnFailure(hr, "failed to get in proc flag"); |
| 594 | |
| 595 | WcaLog(LOGMSG_VERBOSE, "Creating ASP App: %ls", pwzRoot); |
| 596 | |
| 597 | hr = piWam->AppCreate(pwzRoot, fInProc); |
| 598 | MessageExitOnFailure(hr, msierrIISFailedCreateApp, "failed to create web application: %ls", pwzRoot); |
| 599 | |
| 600 | hr = WcaProgressMessage(COST_IIS_CREATEAPP, FALSE); |
| 601 | LExit: |
| 602 | return hr; |
| 603 | } |
| 604 | |
| 605 | |
| 606 | /******************************************************************** |
| 607 | DeleteMetabaseKey - Deletes metabase keys |
| 608 | |
| 609 | Input: deferred CustomActionData - Key |
| 610 | ******************************************************************/ |
| 611 | static HRESULT DeleteMetabaseKey(__in LPWSTR *ppwzCustomActionData, __in IMSAdminBase* piMetabase) |
| 612 | { |
| 613 | HRESULT hr = S_OK; |
| 614 | |
| 615 | METADATA_HANDLE mhRoot = 0; |
| 616 | |
| 617 | LPWSTR pwzData = NULL; |
| 618 | |
| 619 | LPCWSTR pwzKey; |
| 620 | int i; |
| 621 | |
| 622 | hr = WcaReadStringFromCaData(ppwzCustomActionData, &pwzData); |
| 623 | ExitOnFailure(hr, "failed to read key to be deleted"); |
| 624 | |
| 625 | hr = piMetabase->OpenKey(METADATA_MASTER_ROOT_HANDLE, L"/LM", METADATA_PERMISSION_WRITE, 10, &mhRoot); |
| 626 | for (i = 30; i > 0 && HRESULT_FROM_WIN32(ERROR_PATH_BUSY) == hr; i--) |
| 627 | { |
| 628 | ::Sleep(1000); |
| 629 | WcaLog(LOGMSG_STANDARD, "failed to open root key, retrying %d time(s)...", i); |
| 630 | hr = piMetabase->OpenKey(METADATA_MASTER_ROOT_HANDLE, L"/LM", METADATA_PERMISSION_WRITE, 10, &mhRoot); |
| 631 | } |
| 632 | MessageExitOnFailure(hr, msierrIISFailedOpenKey, "failed to open metabase key: %ls", L"/LM"); |
| 633 | |
| 634 | pwzKey = pwzData + 3; |
| 635 | |
| 636 | WcaLog(LOGMSG_VERBOSE, "Deleting Metabase Key: %ls", pwzKey); |
| 637 | |
| 638 | hr = piMetabase->DeleteKey(mhRoot, pwzKey); |
| 639 | if (HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND) == hr) |
| 640 | { |
| 641 | WcaLog(LOGMSG_STANDARD, "Key `%ls` did not exist, continuing.", pwzData); |
| 642 | hr = S_OK; |
| 643 | } |
| 644 | MessageExitOnFailure(hr, msierrIISFailedDeleteKey, "failed to delete metabase key: %ls", pwzData); |
| 645 | |
| 646 | hr = WcaProgressMessage(COST_IIS_DELETEKEY, FALSE); |
| 647 | LExit: |
| 648 | if (mhRoot) |
| 649 | { |
| 650 | piMetabase->CloseKey(mhRoot); |
| 651 | } |
| 652 | |
| 653 | return hr; |
| 654 | } |
| 655 | |
| 656 | |
| 657 | /******************************************************************** |
| 658 | WriteMetabaseChanges - CUSTOM ACTION ENTRY POINT for IIS Metabase changes |
| 659 | |
| 660 | *******************************************************************/ |
| 661 | extern "C" UINT __stdcall WriteMetabaseChanges(MSIHANDLE hInstall) |
| 662 | { |
| 663 | //AssertSz(FALSE, "debug WriteMetabaseChanges here"); |
| 664 | HRESULT hr = S_OK; |
| 665 | UINT er = ERROR_SUCCESS; |
| 666 | IMSAdminBase* piMetabase = NULL; |
| 667 | IWamAdmin* piWam = NULL; |
| 668 | ICOMAdminCatalog* pCatalog = NULL; |
| 669 | ICatalogCollection* pApplicationCollection = NULL; |
| 670 | WCA_CASCRIPT_HANDLE hWriteMetabaseScript = NULL; |
| 671 | BSTR bstrApplications = SysAllocString(L"Applications"); |
| 672 | BOOL fInitializedCom = FALSE; |
| 673 | |
| 674 | LPWSTR pwzData = NULL; |
| 675 | LPWSTR pwz = NULL; |
| 676 | LPWSTR pwzScriptKey = NULL; |
| 677 | METABASE_ACTION maAction = MBA_UNKNOWNACTION; |
| 678 | |
| 679 | hr = WcaInitialize(hInstall, "WriteMetabaseChanges"); |
| 680 | ExitOnFailure(hr, "failed to initialize"); |
| 681 | |
| 682 | hr = ::CoInitialize(NULL); |
| 683 | ExitOnFailure(hr, "failed to initialize COM"); |
| 684 | fInitializedCom = TRUE; |
| 685 | |
| 686 | hr = WcaGetProperty( L"CustomActionData", &pwzData); |
| 687 | ExitOnFailure(hr, "failed to get CustomActionData"); |
| 688 | |
| 689 | WcaLog(LOGMSG_TRACEONLY, "CustomActionData: %ls", pwzData); |
| 690 | |
| 691 | // Get the CaScript key |
| 692 | hr = WcaReadStringFromCaData(&pwzData, &pwzScriptKey); |
| 693 | ExitOnFailure(hr, "Failed to get CaScript key from custom action data"); |
| 694 | |
| 695 | hr = WcaCaScriptOpen(WCA_ACTION_INSTALL, WCA_CASCRIPT_SCHEDULED, FALSE, pwzScriptKey, &hWriteMetabaseScript); |
| 696 | ExitOnFailure(hr, "Failed to open CaScript file"); |
| 697 | |
| 698 | // The rest of our existing custom action data string should be empty - go ahead and overwrite it |
| 699 | ReleaseNullStr(pwzData); |
| 700 | hr = WcaCaScriptReadAsCustomActionData(hWriteMetabaseScript, &pwzData); |
| 701 | ExitOnFailure(hr, "Failed to read script into CustomAction data."); |
| 702 | |
| 703 | pwz = pwzData; |
| 704 | |
| 705 | while (S_OK == (hr = WcaReadIntegerFromCaData(&pwz, (int *)&maAction))) |
| 706 | { |
| 707 | switch (maAction) |
| 708 | { |
| 709 | case MBA_CREATEAPP: |
| 710 | if (NULL == piWam) |
| 711 | { |
| 712 | hr = ::CoCreateInstance(CLSID_WamAdmin, NULL, CLSCTX_ALL, IID_IWamAdmin, reinterpret_cast<void**>(&piWam)); |
| 713 | MessageExitOnFailure(hr, msierrIISCannotConnect, "failed to get IID_IWamAdmin object"); |
| 714 | } |
| 715 | |
| 716 | hr = CreateAspApp(&pwz, piWam); |
| 717 | ExitOnFailure(hr, "failed to create ASP App"); |
| 718 | break; |
| 719 | case MBA_DELETEAPP: |
| 720 | if (NULL == piMetabase) |
| 721 | { |
| 722 | hr = ::CoCreateInstance(CLSID_MSAdminBase, NULL, CLSCTX_ALL, IID_IMSAdminBase, reinterpret_cast<void**>(&piMetabase)); |
| 723 | MessageExitOnFailure(hr, msierrIISCannotConnect, "failed to get IID_IIMSAdminBase object"); |
| 724 | } |
| 725 | |
| 726 | if (NULL == pCatalog) |
| 727 | { |
| 728 | hr = CoCreateInstance(CLSID_COMAdminCatalog, NULL, CLSCTX_INPROC_SERVER, IID_IUnknown, (void**)&pCatalog); |
| 729 | MessageExitOnFailure(hr, msierrIISCannotConnect, "failed to get IID_ICOMAdmin object"); |
| 730 | |
| 731 | hr = pCatalog->GetCollection(bstrApplications, reinterpret_cast<IDispatch**>(&pApplicationCollection)); |
| 732 | if (FAILED(hr)) |
| 733 | { |
| 734 | hr = S_OK; |
| 735 | WcaLog(LOGMSG_STANDARD, "error 0x%x: failed to get ApplicationCollection object for list of COM+ applications - COM+ applications will not be able to be uninstalled - continuing", hr); |
| 736 | } |
| 737 | } |
| 738 | |
| 739 | if (NULL == piWam) |
| 740 | { |
| 741 | hr = ::CoCreateInstance(CLSID_WamAdmin, NULL, CLSCTX_ALL, IID_IWamAdmin, reinterpret_cast<void**>(&piWam)); |
| 742 | MessageExitOnFailure(hr, msierrIISCannotConnect, "failed to get IID_IWamAdmin object"); |
| 743 | } |
| 744 | |
| 745 | hr = DeleteAspApp(&pwz, piMetabase, pApplicationCollection, piWam); |
| 746 | ExitOnFailure(hr, "failed to delete ASP App"); |
| 747 | break; |
| 748 | case MBA_CREATEKEY: |
| 749 | if (NULL == piMetabase) |
| 750 | { |
| 751 | hr = ::CoCreateInstance(CLSID_MSAdminBase, NULL, CLSCTX_ALL, IID_IMSAdminBase, reinterpret_cast<void**>(&piMetabase)); |
| 752 | MessageExitOnFailure(hr, msierrIISCannotConnect, "failed to get IID_IIMSAdminBase object"); |
| 753 | } |
| 754 | |
| 755 | hr = CreateMetabaseKey(&pwz, piMetabase); |
| 756 | ExitOnFailure(hr, "failed to create metabase key"); |
| 757 | break; |
| 758 | case MBA_DELETEKEY: |
| 759 | if (NULL == piMetabase) |
| 760 | { |
| 761 | hr = ::CoCreateInstance(CLSID_MSAdminBase, NULL, CLSCTX_ALL, IID_IMSAdminBase, reinterpret_cast<void**>(&piMetabase)); |
| 762 | MessageExitOnFailure(hr, msierrIISCannotConnect, "failed to get IID_IIMSAdminBase object"); |
| 763 | } |
| 764 | |
| 765 | hr = DeleteMetabaseKey(&pwz, piMetabase); |
| 766 | ExitOnFailure(hr, "failed to delete metabase key"); |
| 767 | break; |
| 768 | case MBA_WRITEVALUE: |
| 769 | if (NULL == piMetabase) |
| 770 | { |
| 771 | hr = ::CoCreateInstance(CLSID_MSAdminBase, NULL, CLSCTX_ALL, IID_IMSAdminBase, reinterpret_cast<void**>(&piMetabase)); |
| 772 | MessageExitOnFailure(hr, msierrIISCannotConnect, "failed to get IID_IIMSAdminBase object"); |
| 773 | } |
| 774 | |
| 775 | hr = WriteMetabaseValue(&pwz, piMetabase); |
| 776 | ExitOnFailure(hr, "failed to write metabase value"); |
| 777 | break; |
| 778 | case MBA_DELETEVALUE: |
| 779 | if (NULL == piMetabase) |
| 780 | { |
| 781 | hr = ::CoCreateInstance(CLSID_MSAdminBase, NULL, CLSCTX_ALL, IID_IMSAdminBase, reinterpret_cast<void**>(&piMetabase)); |
| 782 | MessageExitOnFailure(hr, msierrIISCannotConnect, "failed to get IID_IIMSAdminBase object"); |
| 783 | } |
| 784 | |
| 785 | hr = DeleteMetabaseValue(&pwz, piMetabase); |
| 786 | ExitOnFailure(hr, "failed to delete metabase value"); |
| 787 | break; |
| 788 | default: |
| 789 | ExitOnFailure(hr = E_UNEXPECTED, "Unexpected metabase action specified: %d", maAction); |
| 790 | break; |
| 791 | } |
| 792 | } |
| 793 | if (E_NOMOREITEMS == hr) // If there are no more items, all is well |
| 794 | { |
| 795 | if (NULL != piMetabase) |
| 796 | { |
| 797 | hr = piMetabase->SaveData(); |
| 798 | for (int i = 30; i > 0 && HRESULT_FROM_WIN32(ERROR_PATH_BUSY) == hr; i--) |
| 799 | { |
| 800 | ::Sleep(1000); |
| 801 | WcaLog(LOGMSG_VERBOSE, "Failed to force save of metabase data, retrying %d time(s)...", i); |
| 802 | hr = piMetabase->SaveData(); |
| 803 | } |
| 804 | if (FAILED(hr)) |
| 805 | { |
| 806 | WcaLog(LOGMSG_VERBOSE, "Failed to force save of metabase data: 0x%x - continuing", hr); |
| 807 | } |
| 808 | hr = S_OK; |
| 809 | } |
| 810 | else |
| 811 | { |
| 812 | hr = S_OK; |
| 813 | } |
| 814 | } |
| 815 | |
| 816 | LExit: |
| 817 | WcaCaScriptClose(hWriteMetabaseScript, WCA_CASCRIPT_CLOSE_DELETE); |
| 818 | |
| 819 | ReleaseBSTR(bstrApplications); |
| 820 | ReleaseStr(pwzScriptKey); |
| 821 | ReleaseStr(pwzData); |
| 822 | ReleaseObject(piMetabase); |
| 823 | ReleaseObject(piWam); |
| 824 | ReleaseObject(pCatalog); |
| 825 | ReleaseObject(pApplicationCollection); |
| 826 | |
| 827 | if (fInitializedCom) |
| 828 | { |
| 829 | ::CoUninitialize(); |
| 830 | } |
| 831 | |
| 832 | if (FAILED(hr)) |
| 833 | { |
| 834 | er = ERROR_INSTALL_FAILURE; |
| 835 | } |
| 836 | return WcaFinalize(er); |
| 837 | } |
| 838 | /******************************************************************** |
| 839 | WriteIIS7ConfigChanges - CUSTOM ACTION ENTRY POINT for IIS7 config changes |
| 840 | |
| 841 | *******************************************************************/ |
| 842 | extern "C" UINT __stdcall WriteIIS7ConfigChanges(MSIHANDLE hInstall) |
| 843 | { |
| 844 | //AssertSz(FALSE, "debug WriteIIS7ConfigChanges here"); |
| 845 | HRESULT hr = S_OK; |
| 846 | UINT er = ERROR_SUCCESS; |
| 847 | LPWSTR pwzData = NULL; |
| 848 | LPWSTR pwzScriptKey = NULL; |
| 849 | LPWSTR pwzHashString = NULL; |
| 850 | BYTE rgbActualHash[SHA1_HASH_LEN] = { }; |
| 851 | DWORD dwHashedBytes = SHA1_HASH_LEN; |
| 852 | |
| 853 | WCA_CASCRIPT_HANDLE hWriteIis7Script = NULL; |
| 854 | |
| 855 | hr = WcaInitialize(hInstall, "WriteIIS7ConfigChanges"); |
| 856 | ExitOnFailure(hr, "Failed to initialize"); |
| 857 | |
| 858 | hr = WcaGetProperty( L"CustomActionData", &pwzScriptKey); |
| 859 | ExitOnFailure(hr, "Failed to get CustomActionData"); |
| 860 | WcaLog(LOGMSG_TRACEONLY, "Script WriteIIS7ConfigChanges: %ls", pwzScriptKey); |
| 861 | |
| 862 | hr = WcaCaScriptOpen(WCA_ACTION_INSTALL, WCA_CASCRIPT_SCHEDULED, FALSE, pwzScriptKey, &hWriteIis7Script); |
| 863 | ExitOnFailure(hr, "Failed to open CaScript file"); |
| 864 | |
| 865 | hr = WcaCaScriptReadAsCustomActionData(hWriteIis7Script, &pwzData); |
| 866 | ExitOnFailure(hr, "Failed to read script into CustomAction data."); |
| 867 | |
| 868 | hr = CrypHashBuffer((BYTE*)pwzData, sizeof(pwzData) * sizeof(WCHAR), PROV_RSA_AES, CALG_SHA1, rgbActualHash, dwHashedBytes); |
| 869 | ExitOnFailure(hr, "Failed to calculate hash of CustomAction data."); |
| 870 | |
| 871 | hr = StrAlloc(&pwzHashString, ((dwHashedBytes * 2) + 1)); |
| 872 | ExitOnFailure(hr, "Failed to allocate string for script hash"); |
| 873 | |
| 874 | hr = StrHexEncode(rgbActualHash, dwHashedBytes, pwzHashString, ((dwHashedBytes * 2) + 1)); |
| 875 | ExitOnFailure(hr, "Failed to convert hash bytes to string."); |
| 876 | |
| 877 | WcaLog(LOGMSG_TRACEONLY, "CustomActionData WriteIIS7ConfigChanges: %ls", pwzData); |
| 878 | WcaLog(LOGMSG_VERBOSE, "Custom action data hash: %ls", pwzHashString); |
| 879 | WcaLog(LOGMSG_VERBOSE, "CustomActionData WriteIIS7ConfigChanges length: %d", wcslen(pwzData)); |
| 880 | |
| 881 | hr = IIS7ConfigChanges(hInstall, pwzData); |
| 882 | ExitOnFailure(hr, "WriteIIS7ConfigChanges Failed."); |
| 883 | |
| 884 | LExit: |
| 885 | WcaCaScriptClose(hWriteIis7Script, WCA_CASCRIPT_CLOSE_DELETE); |
| 886 | ReleaseStr(pwzScriptKey); |
| 887 | ReleaseStr(pwzData); |
| 888 | ReleaseStr(pwzHashString); |
| 889 | |
| 890 | if (FAILED(hr)) |
| 891 | { |
| 892 | er = ERROR_INSTALL_FAILURE; |
| 893 | } |
| 894 | |
| 895 | return WcaFinalize(er); |
| 896 | } |
| 897 | |
| 898 | |
| 899 | /******************************************************************** |
| 900 | CommitIIS7ConfigTransaction - CUSTOM ACTION ENTRY POINT for unbacking up config |
| 901 | |
| 902 | Input: deferred CustomActionData - BackupName |
| 903 | * *****************************************************************/ |
| 904 | extern "C" UINT __stdcall CommitIIS7ConfigTransaction(MSIHANDLE hInstall) |
| 905 | { |
| 906 | HRESULT hr = S_OK; |
| 907 | UINT er = ERROR_SUCCESS; |
| 908 | LPWSTR pwzData = NULL; |
| 909 | WCHAR wzConfigCopy[MAX_PATH]; |
| 910 | DWORD dwSize = 0; |
| 911 | |
| 912 | BOOL fIsWow64Process = FALSE; |
| 913 | BOOL fIsFSRedirectDisabled = FALSE; |
| 914 | |
| 915 | hr = WcaInitialize(hInstall, "CommitIIS7ConfigTransaction"); |
| 916 | ExitOnFailure(hr, "failed to initialize IIS7 commit transaction"); |
| 917 | |
| 918 | WcaInitializeWow64(); |
| 919 | fIsWow64Process = WcaIsWow64Process(); |
| 920 | if (fIsWow64Process) |
| 921 | { |
| 922 | hr = WcaDisableWow64FSRedirection(); |
| 923 | if(FAILED(hr)) |
| 924 | { |
| 925 | //eat this error |
| 926 | hr = S_OK; |
| 927 | } |
| 928 | else |
| 929 | { |
| 930 | fIsFSRedirectDisabled = TRUE; |
| 931 | } |
| 932 | } |
| 933 | |
| 934 | hr = WcaGetProperty( L"CustomActionData", &pwzData); |
| 935 | ExitOnFailure(hr, "failed to get CustomActionData"); |
| 936 | |
| 937 | // Config AdminMgr changes already committed, just |
| 938 | // delete backup config file. |
| 939 | |
| 940 | dwSize = ExpandEnvironmentStringsW(L"%windir%\\system32\\inetsrv\\config\\applicationHost.config", |
| 941 | wzConfigCopy, |
| 942 | MAX_PATH |
| 943 | ); |
| 944 | if ( dwSize == 0 ) |
| 945 | { |
| 946 | ExitWithLastError(hr, "failed to get ExpandEnvironmentStrings"); |
| 947 | } |
| 948 | |
| 949 | hr = ::StringCchCatW(wzConfigCopy, MAX_PATH, L"."); |
| 950 | ExitOnFailure(hr, "Commit IIS7 failed StringCchCatW of ."); |
| 951 | |
| 952 | hr = ::StringCchCatW(wzConfigCopy, MAX_PATH, pwzData); |
| 953 | ExitOnFailure(hr, "Commit IIS7 failed StringCchCatW of extension"); |
| 954 | |
| 955 | if (!::DeleteFileW(wzConfigCopy)) |
| 956 | { |
| 957 | hr = HRESULT_FROM_WIN32(GetLastError()); |
| 958 | if (HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND) == hr || |
| 959 | HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) == hr) |
| 960 | { |
| 961 | WcaLog(LOGMSG_STANDARD, "Failed to delete backup applicationHost, not found - continuing"); |
| 962 | hr = S_OK; |
| 963 | } |
| 964 | else |
| 965 | { |
| 966 | ExitOnFailure(hr, "failed to delete config backup"); |
| 967 | } |
| 968 | } |
| 969 | |
| 970 | LExit: |
| 971 | ReleaseStr(pwzData); |
| 972 | |
| 973 | // Make sure we revert FS Redirection if necessary before exiting |
| 974 | if (fIsFSRedirectDisabled) |
| 975 | { |
| 976 | fIsFSRedirectDisabled = FALSE; |
| 977 | WcaRevertWow64FSRedirection(); |
| 978 | } |
| 979 | WcaFinalizeWow64(); |
| 980 | |
| 981 | |
| 982 | if (FAILED(hr)) |
| 983 | { |
| 984 | er = ERROR_INSTALL_FAILURE; |
| 985 | } |
| 986 | return WcaFinalize(er); |
| 987 | } |
| 988 | /******************************************************************** |
| 989 | StartIIS7Config Transaction - CUSTOM ACTION ENTRY POINT for backing up config |
| 990 | |
| 991 | Input: deferred CustomActionData - BackupName |
| 992 | ********************************************************************/ |
| 993 | extern "C" UINT __stdcall StartIIS7ConfigTransaction(MSIHANDLE hInstall) |
| 994 | { |
| 995 | HRESULT hr = S_OK; |
| 996 | UINT er = ERROR_SUCCESS; |
| 997 | LPWSTR pwzData = NULL; |
| 998 | WCHAR wzConfigSource[MAX_PATH]; |
| 999 | WCHAR wzConfigCopy[MAX_PATH]; |
| 1000 | DWORD dwSize = 0; |
| 1001 | |
| 1002 | |
| 1003 | BOOL fIsWow64Process = FALSE; |
| 1004 | BOOL fIsFSRedirectDisabled = FALSE; |
| 1005 | |
| 1006 | // initialize |
| 1007 | hr = WcaInitialize(hInstall, "StartIIS7ConfigTransaction"); |
| 1008 | ExitOnFailure(hr, "failed to initialize StartIIS7ConfigTransaction"); |
| 1009 | |
| 1010 | WcaInitializeWow64(); |
| 1011 | fIsWow64Process = WcaIsWow64Process(); |
| 1012 | if (fIsWow64Process) |
| 1013 | { |
| 1014 | hr = WcaDisableWow64FSRedirection(); |
| 1015 | if(FAILED(hr)) |
| 1016 | { |
| 1017 | //eat this error |
| 1018 | hr = S_OK; |
| 1019 | } |
| 1020 | else |
| 1021 | { |
| 1022 | fIsFSRedirectDisabled = TRUE; |
| 1023 | } |
| 1024 | } |
| 1025 | |
| 1026 | hr = WcaGetProperty(L"CustomActionData", &pwzData); |
| 1027 | ExitOnFailure(hr, "failed to get CustomActionData"); |
| 1028 | |
| 1029 | |
| 1030 | dwSize = ExpandEnvironmentStringsW(L"%windir%\\system32\\inetsrv\\config\\applicationHost.config", |
| 1031 | wzConfigSource, |
| 1032 | MAX_PATH |
| 1033 | ); |
| 1034 | if ( dwSize == 0 ) |
| 1035 | { |
| 1036 | ExitWithLastError(hr, "failed to get ExpandEnvironmentStrings"); |
| 1037 | } |
| 1038 | hr = ::StringCchCopyW(wzConfigCopy, MAX_PATH, wzConfigSource); |
| 1039 | ExitOnFailure(hr, "Commit IIS7 failed StringCchCopyW"); |
| 1040 | |
| 1041 | //add ca action as extension |
| 1042 | |
| 1043 | hr = ::StringCchCatW(wzConfigCopy, MAX_PATH, L"."); |
| 1044 | ExitOnFailure(hr, "Commit IIS7 failed StringCchCatW of ."); |
| 1045 | |
| 1046 | hr = ::StringCchCatW(wzConfigCopy, MAX_PATH, pwzData); |
| 1047 | ExitOnFailure(hr, "Commit IIS7 failed StringCchCatW of extension"); |
| 1048 | |
| 1049 | if ( !::CopyFileW(wzConfigSource, wzConfigCopy, FALSE) ) |
| 1050 | { |
| 1051 | hr = HRESULT_FROM_WIN32(GetLastError()); |
| 1052 | if (HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND) == hr || |
| 1053 | HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) == hr) |
| 1054 | { |
| 1055 | // IIS may not be installed on the machine, we'll fail later if we try to install anything |
| 1056 | WcaLog(LOGMSG_STANDARD, "Failed to back up applicationHost, not found - continuing"); |
| 1057 | hr = S_OK; |
| 1058 | } |
| 1059 | else |
| 1060 | { |
| 1061 | ExitOnFailure(hr, "Failed to copy config backup %ls -> %ls", wzConfigSource, wzConfigCopy); |
| 1062 | } |
| 1063 | } |
| 1064 | |
| 1065 | |
| 1066 | hr = WcaProgressMessage(COST_IIS_TRANSACTIONS, FALSE); |
| 1067 | |
| 1068 | |
| 1069 | LExit: |
| 1070 | |
| 1071 | ReleaseStr(pwzData); |
| 1072 | |
| 1073 | // Make sure we revert FS Redirection if necessary before exiting |
| 1074 | if (fIsFSRedirectDisabled) |
| 1075 | { |
| 1076 | fIsFSRedirectDisabled = FALSE; |
| 1077 | WcaRevertWow64FSRedirection(); |
| 1078 | } |
| 1079 | WcaFinalizeWow64(); |
| 1080 | |
| 1081 | if (FAILED(hr)) |
| 1082 | er = ERROR_INSTALL_FAILURE; |
| 1083 | return WcaFinalize(er); |
| 1084 | } |
| 1085 | |
| 1086 | |
| 1087 | /******************************************************************** |
| 1088 | RollbackIIS7ConfigTransaction - CUSTOM ACTION ENTRY POINT for unbacking up config |
| 1089 | |
| 1090 | Input: deferred CustomActionData - BackupName |
| 1091 | ********************************************************************/ |
| 1092 | extern "C" UINT __stdcall RollbackIIS7ConfigTransaction(MSIHANDLE hInstall) |
| 1093 | { |
| 1094 | HRESULT hr = S_OK; |
| 1095 | UINT er = ERROR_SUCCESS; |
| 1096 | LPWSTR pwzData = NULL; |
| 1097 | WCHAR wzConfigSource[MAX_PATH]; |
| 1098 | WCHAR wzConfigCopy[MAX_PATH]; |
| 1099 | DWORD dwSize = 0; |
| 1100 | |
| 1101 | BOOL fIsWow64Process = FALSE; |
| 1102 | BOOL fIsFSRedirectDisabled = FALSE; |
| 1103 | |
| 1104 | hr = WcaInitialize(hInstall, "RollbackIIS7ConfigTransaction"); |
| 1105 | ExitOnFailure(hr, "failed to initialize"); |
| 1106 | |
| 1107 | WcaInitializeWow64(); |
| 1108 | fIsWow64Process = WcaIsWow64Process(); |
| 1109 | if (fIsWow64Process) |
| 1110 | { |
| 1111 | hr = WcaDisableWow64FSRedirection(); |
| 1112 | if(FAILED(hr)) |
| 1113 | { |
| 1114 | //eat this error |
| 1115 | hr = S_OK; |
| 1116 | } |
| 1117 | else |
| 1118 | { |
| 1119 | fIsFSRedirectDisabled = TRUE; |
| 1120 | } |
| 1121 | } |
| 1122 | |
| 1123 | hr = WcaGetProperty( L"CustomActionData", &pwzData); |
| 1124 | ExitOnFailure(hr, "failed to get CustomActionData"); |
| 1125 | |
| 1126 | dwSize = ExpandEnvironmentStringsW(L"%windir%\\system32\\inetsrv\\config\\applicationHost.config", |
| 1127 | wzConfigSource, |
| 1128 | MAX_PATH |
| 1129 | ); |
| 1130 | if ( dwSize == 0 ) |
| 1131 | { |
| 1132 | ExitWithLastError(hr, "failed to get ExpandEnvironmentStrings"); |
| 1133 | } |
| 1134 | hr = ::StringCchCopyW(wzConfigCopy, MAX_PATH, wzConfigSource); |
| 1135 | ExitOnFailure(hr, "Commit IIS7 failed StringCchCopyW"); |
| 1136 | |
| 1137 | //add ca action as extension |
| 1138 | |
| 1139 | hr = ::StringCchCatW(wzConfigCopy, MAX_PATH, L"."); |
| 1140 | ExitOnFailure(hr, "Commit IIS7 failed StringCchCatW of ."); |
| 1141 | |
| 1142 | hr = ::StringCchCatW(wzConfigCopy, MAX_PATH, pwzData); |
| 1143 | ExitOnFailure(hr, "Commit IIS7 failed StringCchCatW of extension"); |
| 1144 | |
| 1145 | //copy is reverse of start transaction |
| 1146 | if (!::CopyFileW(wzConfigCopy, wzConfigSource, FALSE)) |
| 1147 | { |
| 1148 | hr = HRESULT_FROM_WIN32(GetLastError()); |
| 1149 | if (HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND) == hr || |
| 1150 | HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND) == hr) |
| 1151 | { |
| 1152 | WcaLog(LOGMSG_STANDARD, "Failed to restore applicationHost, not found - continuing"); |
| 1153 | hr = S_OK; |
| 1154 | } |
| 1155 | else |
| 1156 | { |
| 1157 | ExitOnFailure(hr, "failed to restore config backup"); |
| 1158 | } |
| 1159 | } |
| 1160 | |
| 1161 | if (!::DeleteFileW(wzConfigCopy)) |
| 1162 | { |
| 1163 | ExitWithLastError(hr, "failed to delete config backup"); |
| 1164 | } |
| 1165 | |
| 1166 | hr = WcaProgressMessage(COST_IIS_TRANSACTIONS, FALSE); |
| 1167 | |
| 1168 | LExit: |
| 1169 | ReleaseStr(pwzData); |
| 1170 | |
| 1171 | // Make sure we revert FS Redirection if necessary before exiting |
| 1172 | if (fIsFSRedirectDisabled) |
| 1173 | { |
| 1174 | fIsFSRedirectDisabled = FALSE; |
| 1175 | WcaRevertWow64FSRedirection(); |
| 1176 | } |
| 1177 | WcaFinalizeWow64(); |
| 1178 | |
| 1179 | if (FAILED(hr)) |
| 1180 | { |
| 1181 | er = ERROR_INSTALL_FAILURE; |
| 1182 | } |
| 1183 | return WcaFinalize(er); |
| 1184 | } |