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[process] add a timeout for the process search
* The process search appears to be blocking on some platform, and we also don't want users to have to wait too long on format startup * Also update the update check for Windows XP SSL errors
This commit is contained in:
Pete Batard
parent
5c3437f6de
commit
4617ba786d
6 changed files with 72 additions and 35 deletions
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@ -153,7 +153,7 @@ static HANDLE GetHandle(char* Path, BOOL bLockDrive, BOOL bWriteAccess, BOOL bWr
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bWriteShare = TRUE;
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// Try to report the process that is locking the drive
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// We also use bit 6 as a flag to indicate that SearchProcess was called.
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access_mask = SearchProcess(DevPath, TRUE, TRUE, FALSE) | 0x40;
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access_mask = SearchProcess(DevPath, 5000, TRUE, TRUE, FALSE) | 0x40;
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}
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Sleep(DRIVE_ACCESS_TIMEOUT / DRIVE_ACCESS_RETRIES);
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}
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@ -184,7 +184,7 @@ static HANDLE GetHandle(char* Path, BOOL bLockDrive, BOOL bWriteAccess, BOOL bWr
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uprintf("Could not lock access to %s: %s", Path, WindowsErrorString());
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// See if we can report the processes are accessing the drive
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if (!IS_ERROR(FormatStatus) && (access_mask == 0))
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access_mask = SearchProcess(DevPath, TRUE, TRUE, FALSE);
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access_mask = SearchProcess(DevPath, 5000, TRUE, TRUE, FALSE);
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// Try to continue if the only access rights we saw were for read-only
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if ((access_mask & 0x07) != 0x01)
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safe_closehandle(hDrive);
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@ -175,6 +175,8 @@ const char* WinInetErrorString(void)
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return "The header could not be added because it already exists.";
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case ERROR_HTTP_REDIRECT_FAILED:
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return "The redirection failed because either the scheme changed or all attempts made to redirect failed.";
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case ERROR_INTERNET_SECURITY_CHANNEL_ERROR:
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return "This system's SSL library is too old to be able to access this website.";
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case ERROR_INTERNET_CLIENT_AUTH_CERT_NEEDED:
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return "Client Authentication certificate needed";
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case ERROR_INTERNET_BAD_AUTO_PROXY_SCRIPT:
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@ -512,8 +514,10 @@ static DWORD WINAPI CheckForUpdatesThread(LPVOID param)
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INTERNET_FLAG_IGNORE_REDIRECT_TO_HTTP|INTERNET_FLAG_IGNORE_REDIRECT_TO_HTTPS|
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INTERNET_FLAG_NO_COOKIES|INTERNET_FLAG_NO_UI|INTERNET_FLAG_NO_CACHE_WRITE|INTERNET_FLAG_HYPERLINK|
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((UrlParts.nScheme == INTERNET_SCHEME_HTTPS)?INTERNET_FLAG_SECURE:0), (DWORD_PTR)NULL);
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if ((hRequest == NULL) || (!HttpSendRequestA(hRequest, NULL, 0, NULL, 0)))
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if ((hRequest == NULL) || (!HttpSendRequestA(hRequest, NULL, 0, NULL, 0))) {
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uprintf("Unable to send request: %s", WinInetErrorString());
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goto out;
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}
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// Ensure that we get a text file
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dwSize = sizeof(dwStatus);
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@ -52,6 +52,9 @@ PF_TYPE_DECL(NTAPI, NTSTATUS, NtClose, (HANDLE));
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PF_TYPE_DECL(WINAPI, BOOL, QueryFullProcessImageNameW, (HANDLE, DWORD, LPWSTR, PDWORD));
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static PVOID PhHeapHandle = NULL;
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static char* _HandleName;
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static BOOL _bPartialMatch, _bIgnoreSelf, _bQuiet;
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static BYTE access_mask;
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extern StrArray BlockingProcess;
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/*
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@ -307,18 +310,8 @@ NTSTATUS PhQueryProcessesUsingVolumeOrFile(HANDLE VolumeOrFileHandle,
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return status;
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}
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/**
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* Search all the processes and list the ones that have a specific handle open.
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*
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* \param HandleName The name of the handle to look for.
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* \param bPartialMatch Whether partial matches should be allowed.
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* \param bIgnoreSelf Whether the current process should be listed.
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* \param bQuiet Prints minimal output.
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*
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* \return a byte containing the cummulated access rights (f----xwr) from all the handles found
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* with bit 7 ('f') also set if at least one process was found.
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*/
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BYTE SearchProcess(char* HandleName, BOOL bPartialMatch, BOOL bIgnoreSelf, BOOL bQuiet)
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static DWORD WINAPI SearchProcessThread(LPVOID param)
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{
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const char *access_rights_str[8] = { "n", "r", "w", "rw", "x", "rx", "wx", "rwx" };
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char tmp[MAX_PATH];
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@ -333,9 +326,8 @@ BYTE SearchProcess(char* HandleName, BOOL bPartialMatch, BOOL bIgnoreSelf, BOOL
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WCHAR *wHandleName = NULL;
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HANDLE dupHandle = NULL;
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HANDLE processHandle = NULL;
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BOOLEAN bFound = FALSE, bGotExePath, verbose = !bQuiet;
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BOOLEAN bFound = FALSE, bGotExePath, verbose = !_bQuiet;
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ULONG access_rights = 0;
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BYTE access_mask = 0;
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DWORD size;
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char exe_path[MAX_PATH] = { 0 };
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wchar_t wexe_path[MAX_PATH];
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@ -361,7 +353,7 @@ BYTE SearchProcess(char* HandleName, BOOL bPartialMatch, BOOL bIgnoreSelf, BOOL
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pid[0] = (ULONG_PTR)0;
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cur_pid = 1;
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wHandleName = utf8_to_wchar(HandleName);
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wHandleName = utf8_to_wchar(_HandleName);
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wHandleNameLen = (USHORT)wcslen(wHandleName);
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bufferSize = 0x200;
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@ -435,7 +427,7 @@ BYTE SearchProcess(char* HandleName, BOOL bPartialMatch, BOOL bIgnoreSelf, BOOL
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// Now duplicate this handle onto our own process, so that we can access its properties
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if (processHandle == NtCurrentProcess()) {
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if (bIgnoreSelf)
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if (_bIgnoreSelf)
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continue;
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dupHandle = (HANDLE)handleInfo->HandleValue;
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} else {
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@ -471,11 +463,11 @@ BYTE SearchProcess(char* HandleName, BOOL bPartialMatch, BOOL bIgnoreSelf, BOOL
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}
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// Don't bother comparing if we are looking for full match and the length is different
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if ((!bPartialMatch) && (wHandleNameLen != buffer->Name.Length))
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if ((!_bPartialMatch) && (wHandleNameLen != buffer->Name.Length))
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continue;
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// Likewise, if we are looking for a partial match and the current length is smaller
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if ((bPartialMatch) && (wHandleNameLen > buffer->Name.Length))
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if ((_bPartialMatch) && (wHandleNameLen > buffer->Name.Length))
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continue;
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// Match against our target string
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@ -494,7 +486,7 @@ BYTE SearchProcess(char* HandleName, BOOL bPartialMatch, BOOL bIgnoreSelf, BOOL
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// If this is the very first process we find, print a header
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if (exe_path[0] == 0)
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vuprintf("WARNING: The following process(es) or service(s) are accessing %s:", HandleName);
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vuprintf("WARNING: The following process(es) or service(s) are accessing %s:", _HandleName);
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// First, we try to get the executable path using GetModuleFileNameEx
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bGotExePath = (GetModuleFileNameExU(processHandle, 0, exe_path, MAX_PATH - 1) != 0);
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@ -508,10 +500,12 @@ BYTE SearchProcess(char* HandleName, BOOL bPartialMatch, BOOL bIgnoreSelf, BOOL
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wchar_to_utf8_no_alloc(wexe_path, exe_path, sizeof(exe_path));
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}
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// Still nothing? Try GetProcessImageFileName (but don't bother about Unicode)
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// Note that GetProcessImageFileName uses '\Device\Harddisk#\Partition#' instead drive letters
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if (!bGotExePath)
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bGotExePath = (GetProcessImageFileNameA(processHandle, exe_path, MAX_PATH) != 0);
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// Still nothing? Try GetProcessImageFileName. Note that GetProcessImageFileName uses
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// '\Device\Harddisk#\Partition#\' instead drive letters
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if (!bGotExePath) {
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if (bGotExePath = (GetProcessImageFileNameW(processHandle, wexe_path, MAX_PATH) != 0))
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wchar_to_utf8_no_alloc(wexe_path, exe_path, sizeof(exe_path));
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}
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// Complete failure => Just craft a default process name that includes the PID
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if (!bGotExePath) {
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@ -524,12 +518,51 @@ out:
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if (exe_path[0] != 0)
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vuprintf("You should close these applications before attempting to reformat the drive.");
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else
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vuprintf("NOTE: Could not identify the process(es) or service(s) accessing %s", HandleName);
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vuprintf("NOTE: Could not identify the process(es) or service(s) accessing %s", _HandleName);
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free(wHandleName);
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PhFree(buffer);
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PhFree(handles);
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PhDestroyHeap();
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ExitThread((DWORD)access_mask);
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}
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/**
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* Search all the processes and list the ones that have a specific handle open.
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*
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* \param HandleName The name of the handle to look for.
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* \param dwTimeOut The maximum amounf of time (ms) that may be spent searching
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* \param bPartialMatch Whether partial matches should be allowed.
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* \param bIgnoreSelf Whether the current process should be listed.
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* \param bQuiet Prints minimal output.
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*
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* \return a byte containing the cummulated access rights (f----xwr) from all the handles found
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* with bit 7 ('f') also set if at least one process was found.
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*/
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BYTE SearchProcess(char* HandleName, DWORD dwTimeOut, BOOL bPartialMatch, BOOL bIgnoreSelf, BOOL bQuiet)
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{
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HANDLE handle;
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DWORD dw = 0;
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_HandleName = HandleName;
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_bPartialMatch = bPartialMatch;
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_bIgnoreSelf = bIgnoreSelf;
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_bQuiet = bQuiet;
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access_mask = 0;
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handle = CreateThread(NULL, 0, SearchProcessThread, NULL, 0, NULL);
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if (handle == NULL) {
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uprintf("Unable to create process search thread");
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return 0x00;
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}
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dw = WaitForSingleObject(handle, dwTimeOut);
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if (dw == WAIT_TIMEOUT) {
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// Timeout - kill the thread
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TerminateThread(handle, 0);
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uprintf("Warning: Killed process search thread");
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} else if (dw != WAIT_OBJECT_0) {
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uprintf("Failed to wait for process search thread: %s", WindowsErrorString());
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}
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return access_mask;
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}
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@ -2172,7 +2172,7 @@ static BOOL CheckDriveAccess(void)
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// Search for any blocking processes against the physical drive
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PhysicalPath = GetPhysicalName(DeviceNum);
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QueryDosDeviceA(&PhysicalPath[4], DevPath, sizeof(DevPath));
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access_mask = SearchProcess(DevPath, TRUE, TRUE, TRUE);
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access_mask = SearchProcess(DevPath, 2000, TRUE, TRUE, TRUE);
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if (access_mask != 0) {
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bProceed = FALSE;
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uprintf("Found potentially blocking process(es) against %s:", &PhysicalPath[4]);
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@ -2187,7 +2187,7 @@ static BOOL CheckDriveAccess(void)
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drive_name[0] = drive_letter[i];
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if (QueryDosDeviceA(drive_name, DevPath, sizeof(DevPath)) != 0) {
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StrArrayClear(&BlockingProcess);
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access_mask = SearchProcess(DevPath, TRUE, TRUE, TRUE);
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access_mask = SearchProcess(DevPath, 2000, TRUE, TRUE, TRUE);
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// Ignore if all we have is read-only
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if ((access_mask & 0x06) || (access_mask == 0x80)) {
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bProceed = FALSE;
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@ -497,7 +497,7 @@ extern char* GetCurrentMUI(void);
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extern char* GetMuiString(char* szModuleName, UINT uID);
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extern BOOL SetFormatPromptHook(void);
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extern void ClrFormatPromptHook(void);
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extern BYTE SearchProcess(char* HandleName, BOOL bPartialMatch, BOOL bIgnoreSelf, BOOL bQuiet);
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extern BYTE SearchProcess(char* HandleName, DWORD dwTimeout, BOOL bPartialMatch, BOOL bIgnoreSelf, BOOL bQuiet);
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extern BOOL EnablePrivileges(void);
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extern void FlashTaskbar(HANDLE handle);
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10
src/rufus.rc
10
src/rufus.rc
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@ -33,7 +33,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
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IDD_DIALOG DIALOGEX 12, 12, 242, 376
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STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU
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EXSTYLE WS_EX_ACCEPTFILES
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CAPTION "Rufus 2.16.1145"
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CAPTION "Rufus 2.16.1146"
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FONT 8, "Segoe UI Symbol", 400, 0, 0x0
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BEGIN
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LTEXT "Device",IDS_DEVICE_TXT,9,6,200,8
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@ -366,8 +366,8 @@ END
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//
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VS_VERSION_INFO VERSIONINFO
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FILEVERSION 2,16,1145,0
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PRODUCTVERSION 2,16,1145,0
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FILEVERSION 2,16,1146,0
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PRODUCTVERSION 2,16,1146,0
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FILEFLAGSMASK 0x3fL
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#ifdef _DEBUG
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FILEFLAGS 0x1L
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@ -384,13 +384,13 @@ BEGIN
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BEGIN
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VALUE "CompanyName", "Akeo Consulting (http://akeo.ie)"
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VALUE "FileDescription", "Rufus"
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VALUE "FileVersion", "2.16.1145"
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VALUE "FileVersion", "2.16.1146"
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VALUE "InternalName", "Rufus"
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VALUE "LegalCopyright", "© 2011-2017 Pete Batard (GPL v3)"
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VALUE "LegalTrademarks", "http://www.gnu.org/copyleft/gpl.html"
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VALUE "OriginalFilename", "rufus.exe"
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VALUE "ProductName", "Rufus"
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VALUE "ProductVersion", "2.16.1145"
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VALUE "ProductVersion", "2.16.1146"
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END
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END
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BLOCK "VarFileInfo"
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