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[SERVICES] Fix timeout when a service is stopped

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RSetServiceStatus: Send the stop command for the dispatcher thread from a separate thread.

Fixes CORE-15064
This commit is contained in:
Eric Kohl 2018-10-05 08:41:23 +02:00
parent 2a182931b6
commit f6d81f2257
1 changed files with 50 additions and 9 deletions
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59
base/system/services/rpcserver.c
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@ -1671,6 +1671,43 @@ ScmIsValidServiceState(DWORD dwCurrentState)
}
static
DWORD
WINAPI
ScmStopThread(
_In_ PVOID pParam)
{
PSERVICE pService;
DPRINT("ScmStopThread(%p)\n", pParam);
pService = (PSERVICE)pParam;
if (pService->lpImage->dwImageRunCount != 0)
return 0;
Sleep(2000);
/* Lock the service database exclusively */
ScmLockDatabaseExclusive();
/* Stop the dispatcher thread */
ScmControlService(pService->lpImage->hControlPipe,
L"",
(SERVICE_STATUS_HANDLE)pService,
SERVICE_CONTROL_STOP);
/* Remove the service image */
ScmRemoveServiceImage(pService->lpImage);
/* Unlock the service database */
ScmUnlockDatabase();
DPRINT("ScmStopThread done!\n");
return 0;
}
/* Function 7 */
DWORD
WINAPI
@ -1683,6 +1720,8 @@ RSetServiceStatus(
DWORD dwPreviousType;
LPCWSTR lpLogStrings[2];
WCHAR szLogBuffer[80];
HANDLE hStopThread = NULL;
DWORD dwStopThreadId;
UINT uID;
DPRINT("RSetServiceStatus() called\n");
@ -1762,15 +1801,17 @@ RSetServiceStatus(
/* If we just stopped the last running service... */
if (lpService->lpImage->dwImageRunCount == 0)
{
/* Stop the dispatcher thread */
ScmControlService(lpService->lpImage->hControlPipe,
L"",
(SERVICE_STATUS_HANDLE)lpService,
SERVICE_CONTROL_STOP);
/* Remove the service image */
ScmRemoveServiceImage(lpService->lpImage);
lpService->lpImage = NULL;
/* Run the stop thread to stop the service dispatcher */
hStopThread = CreateThread(NULL,
0,
(LPTHREAD_START_ROUTINE)ScmStopThread,
(LPVOID)lpService,
0,
&dwStopThreadId);
if (hStopThread != NULL)
{
CloseHandle(hStopThread);
}
}
}