VBoxService.cpp@ 30121

Last change on this file since 30121 was 29817, checked in by vboxsync, 15 years ago
VBoxService: Some cleanup - started with reviewing r61961, but got carried away...
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 21.7 KB

Line
1	/* $Id: VBoxService.cpp 29817 2010-05-26 13:54:41Z vboxsync $ */
2	/** @file
3	* VBoxService - Guest Additions Service Skeleton.
4	*/
5
6	/*
7	* Copyright (C) 2007-2010 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18
19
20	/*******************************************************************************
21	* Header Files *
22	*******************************************************************************/
23	/** @todo LOG_GROUP*/
24	#ifndef _MSC_VER
25	# include <unistd.h>
26	#endif
27	#include <errno.h>
28	#ifndef RT_OS_WINDOWS
29	# include <signal.h>
30	#endif
31
32	#include "product-generated.h"
33	#include <iprt/asm.h>
34	#include <iprt/buildconfig.h>
35	#include <iprt/initterm.h>
36	#include <iprt/path.h>
37	#include <iprt/semaphore.h>
38	#include <iprt/string.h>
39	#include <iprt/stream.h>
40	#include <iprt/thread.h>
41
42	#include <VBox/VBoxGuestLib.h>
43	#include <VBox/log.h>
44
45	#include "VBoxServiceInternal.h"
46
47
48	/*******************************************************************************
49	* Global Variables *
50	*******************************************************************************/
51	/** The program name (derived from argv[0]). */
52	char g_pszProgName = (char )"";
53	/** The current verbosity level. */
54	int g_cVerbosity = 0;
55	/** The default service interval (the -i \| --interval) option). */
56	uint32_t g_DefaultInterval = 0;
57	#ifdef RT_OS_WINDOWS
58	/** Signal shutdown to the Windows service thread. */
59	static bool volatile g_fWindowsServiceShutdown;
60	/** Event the Windows service thread waits for shutdown. */
61	static RTSEMEVENT g_hEvtWindowsService;
62	#endif
63
64	/**
65	* The details of the services that has been compiled in.
66	*/
67	static struct
68	{
69	/** Pointer to the service descriptor. */
70	PCVBOXSERVICE pDesc;
71	/** The worker thread. NIL_RTTHREAD if it's the main thread. */
72	RTTHREAD Thread;
73	/** Shutdown indicator. */
74	bool volatile fShutdown;
75	/** Indicator set by the service thread exiting. */
76	bool volatile fStopped;
77	/** Whether the service was started or not. */
78	bool fStarted;
79	/** Whether the service is enabled or not. */
80	bool fEnabled;
81	} g_aServices[] =
82	{
83	#ifdef VBOXSERVICE_CONTROL
84	{ &g_Control, NIL_RTTHREAD, false, false, false, true },
85	#endif
86	#ifdef VBOXSERVICE_TIMESYNC
87	{ &g_TimeSync, NIL_RTTHREAD, false, false, false, true },
88	#endif
89	#ifdef VBOXSERVICE_CLIPBOARD
90	{ &g_Clipboard, NIL_RTTHREAD, false, false, false, true },
91	#endif
92	#ifdef VBOXSERVICE_VMINFO
93	{ &g_VMInfo, NIL_RTTHREAD, false, false, false, true },
94	#endif
95	#ifdef VBOXSERVICE_CPUHOTPLUG
96	{ &g_CpuHotPlug, NIL_RTTHREAD, false, false, false, true },
97	#endif
98	#ifdef VBOXSERVICE_MANAGEMENT
99	# ifdef VBOX_WITH_MEMBALLOON
100	{ &g_MemBalloon, NIL_RTTHREAD, false, false, false, true },
101	# endif
102	{ &g_VMStatistics, NIL_RTTHREAD, false, false, false, true },
103	#endif
104	#ifdef VBOX_WITH_PAGE_SHARING
105	{ &g_PageSharing, NIL_RTTHREAD, false, false, false, true },
106	#endif
107	};
108
109
110	/**
111	* Displays the program usage message.
112	*
113	* @returns 1.
114	*/
115	static int VBoxServiceUsage(void)
116	{
117	RTPrintf("Usage:\n"
118	" %-12s [-f\|--foreground] [-v\|--verbose] [-i\|--interval <seconds>]\n"
119	" [--disable-<service>] [--enable-<service>] [-h\|-?\|--help]\n", g_pszProgName);
120	#ifdef RT_OS_WINDOWS
121	RTPrintf(" [-r\|--register] [-u\|--unregister]\n");
122	#endif
123	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
124	if (g_aServices[j].pDesc->pszUsage)
125	RTPrintf("%s\n", g_aServices[j].pDesc->pszUsage);
126	RTPrintf("\n"
127	"Options:\n"
128	" -i \| --interval The default interval.\n"
129	" -f \| --foreground Don't daemonzie the program. For debugging.\n"
130	" -v \| --verbose Increment the verbosity level. For debugging.\n"
131	" -h \| -? \| --help Show this message and exit with status 1.\n"
132	);
133	#ifdef RT_OS_WINDOWS
134	RTPrintf(" -r \| --register Installs the service.\n"
135	" -u \| --unregister Uninstall service.\n");
136	#endif
137
138	RTPrintf("\n"
139	"Service-specific options:\n");
140	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
141	{
142	RTPrintf(" --enable-%-14s Enables the %s service. (default)\n", g_aServices[j].pDesc->pszName, g_aServices[j].pDesc->pszName);
143	RTPrintf(" --disable-%-13s Disables the %s service.\n", g_aServices[j].pDesc->pszName, g_aServices[j].pDesc->pszName);
144	if (g_aServices[j].pDesc->pszOptions)
145	RTPrintf("%s", g_aServices[j].pDesc->pszOptions);
146	}
147	RTPrintf("\n"
148	" Copyright (C) 2009-" VBOX_C_YEAR " " VBOX_VENDOR "\n");
149
150	return 1;
151	}
152
153
154	/**
155	* Displays a syntax error message.
156	*
157	* @returns RTEXITCODE_SYNTAX.
158	* @param pszFormat The message text.
159	* @param ... Format arguments.
160	*/
161	RTEXITCODE VBoxServiceSyntax(const char *pszFormat, ...)
162	{
163	RTStrmPrintf(g_pStdErr, "%s: syntax error: ", g_pszProgName);
164
165	va_list va;
166	va_start(va, pszFormat);
167	RTStrmPrintfV(g_pStdErr, pszFormat, va);
168	va_end(va);
169
170	return RTEXITCODE_SYNTAX;
171	}
172
173
174	/**
175	* Displays an error message.
176	*
177	* @returns RTEXITCODE_FAILURE.
178	* @param pszFormat The message text.
179	* @param ... Format arguments.
180	*/
181	RTEXITCODE VBoxServiceError(const char *pszFormat, ...)
182	{
183	RTStrmPrintf(g_pStdErr, "%s: error: ", g_pszProgName);
184
185	va_list va;
186	va_start(va, pszFormat);
187	RTStrmPrintfV(g_pStdErr, pszFormat, va);
188	va_end(va);
189
190	va_start(va, pszFormat);
191	LogRel(("%s: Error: %N", g_pszProgName, pszFormat, &va));
192	va_end(va);
193
194	return RTEXITCODE_FAILURE;
195	}
196
197
198	/**
199	* Displays a verbose message.
200	*
201	* @returns 1
202	* @param pszFormat The message text.
203	* @param ... Format arguments.
204	*/
205	void VBoxServiceVerbose(int iLevel, const char *pszFormat, ...)
206	{
207	if (iLevel <= g_cVerbosity)
208	{
209	RTStrmPrintf(g_pStdOut, "%s: ", g_pszProgName);
210	va_list va;
211	va_start(va, pszFormat);
212	RTStrmPrintfV(g_pStdOut, pszFormat, va);
213	va_end(va);
214
215	va_start(va, pszFormat);
216	LogRel(("%s: %N", g_pszProgName, pszFormat, &va));
217	va_end(va);
218	}
219	}
220
221
222	/**
223	* Gets a 32-bit value argument.
224	*
225	* @returns 0 on success, non-zero exit code on error.
226	* @param argc The argument count.
227	* @param argv The argument vector
228	* @param psz Where in *pi to start looking for the value argument.
229	* @param pi Where to find and perhaps update the argument index.
230	* @param pu32 Where to store the 32-bit value.
231	* @param u32Min The minimum value.
232	* @param u32Max The maximum value.
233	*/
234	int VBoxServiceArgUInt32(int argc, char *argv, const char psz, int pi, uint32_t pu32, uint32_t u32Min, uint32_t u32Max)
235	{
236	if (psz == ':' \|\| psz == '=')
237	psz++;
238	if (!*psz)
239	{
240	if (*pi + 1 >= argc)
241	return VBoxServiceSyntax("Missing value for the '%s' argument\n", argv[*pi]);
242	psz = argv[++*pi];
243	}
244
245	char *pszNext;
246	int rc = RTStrToUInt32Ex(psz, &pszNext, 0, pu32);
247	if (RT_FAILURE(rc) \|\| *pszNext)
248	return VBoxServiceSyntax("Failed to convert interval '%s' to a number.\n", psz);
249	if (pu32 < u32Min \|\| pu32 > u32Max)
250	return VBoxServiceSyntax("The timesync interval of %RU32 secconds is out of range [%RU32..%RU32].\n",
251	*pu32, u32Min, u32Max);
252	return 0;
253	}
254
255
256	/**
257	* The service thread.
258	*
259	* @returns Whatever the worker function returns.
260	* @param ThreadSelf My thread handle.
261	* @param pvUser The service index.
262	*/
263	static DECLCALLBACK(int) VBoxServiceThread(RTTHREAD ThreadSelf, void *pvUser)
264	{
265	const unsigned i = (uintptr_t)pvUser;
266
267	#ifndef RT_OS_WINDOWS
268	/*
269	* Block all signals for this thread. Only the main thread will handle signals.
270	*/
271	sigset_t signalMask;
272	sigfillset(&signalMask);
273	pthread_sigmask(SIG_BLOCK, &signalMask, NULL);
274	#endif
275
276	int rc = g_aServices[i].pDesc->pfnWorker(&g_aServices[i].fShutdown);
277	ASMAtomicXchgBool(&g_aServices[i].fShutdown, true);
278	RTThreadUserSignal(ThreadSelf);
279	return rc;
280	}
281
282
283	/**
284	* Check if at least one service should be started.
285	*/
286	static bool VBoxServiceCheckStartedServices(void)
287	{
288	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
289	if (g_aServices[j].fEnabled)
290	return true;
291
292	return false;
293	}
294
295
296	/**
297	* Starts the service.
298	*
299	* @returns VBox status code, errors are fully bitched.
300	*/
301	int VBoxServiceStartServices(void)
302	{
303	int rc;
304
305	/*
306	* Initialize the services.
307	*/
308	VBoxServiceVerbose(2, "Initializing services ...\n");
309	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
310	if (g_aServices[j].fEnabled)
311	{
312	rc = g_aServices[j].pDesc->pfnInit();
313	if (RT_FAILURE(rc))
314	{
315	if (rc != VERR_SERVICE_DISABLED)
316	{
317	VBoxServiceError("Service '%s' failed to initialize: %Rrc\n",
318	g_aServices[j].pDesc->pszName, rc);
319	return rc;
320	}
321	g_aServices[j].fEnabled = false;
322	VBoxServiceVerbose(0, "Service '%s' was disabled because of missing functionality\n",
323	g_aServices[j].pDesc->pszName);
324
325	}
326	}
327
328	/*
329	* Start the service(s).
330	*/
331	VBoxServiceVerbose(2, "Starting services ...\n");
332	rc = VINF_SUCCESS;
333	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
334	{
335	if (!g_aServices[j].fEnabled)
336	continue;
337
338	VBoxServiceVerbose(2, "Starting service '%s' ...\n", g_aServices[j].pDesc->pszName);
339	rc = RTThreadCreate(&g_aServices[j].Thread, VBoxServiceThread, (void *)(uintptr_t)j, 0,
340	RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, g_aServices[j].pDesc->pszName);
341	if (RT_FAILURE(rc))
342	{
343	VBoxServiceError("RTThreadCreate failed, rc=%Rrc\n", rc);
344	break;
345	}
346	g_aServices[j].fStarted = true;
347
348	/* wait for the thread to initialize */
349	RTThreadUserWait(g_aServices[j].Thread, 60 * 1000);
350	if (g_aServices[j].fShutdown)
351	{
352	VBoxServiceError("Service '%s' failed to start!\n", g_aServices[j].pDesc->pszName);
353	rc = VERR_GENERAL_FAILURE;
354	}
355	}
356
357	return rc;
358	}
359
360
361	/**
362	* Stops and terminates the services.
363	*
364	* This should be called even when VBoxServiceStartServices fails so it can
365	* clean up anything that we succeeded in starting.
366	*/
367	int VBoxServiceStopServices(void)
368	{
369	int rc = VINF_SUCCESS;
370
371	/*
372	* Signal all the services.
373	*/
374	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
375	ASMAtomicWriteBool(&g_aServices[j].fShutdown, true);
376
377	/*
378	* Do the pfnStop callback on all running services.
379	*/
380	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
381	if (g_aServices[j].fStarted)
382	{
383	VBoxServiceVerbose(3, "Calling stop function for service '%s' ...\n", g_aServices[j].pDesc->pszName);
384	g_aServices[j].pDesc->pfnStop();
385	}
386
387	/*
388	* Wait for all the service threads to complete.
389	*/
390	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
391	{
392	if (!g_aServices[j].fEnabled) /* Only stop services which were started before. */
393	continue;
394	if (g_aServices[j].Thread != NIL_RTTHREAD)
395	{
396	VBoxServiceVerbose(2, "Waiting for service '%s' to stop ...\n", g_aServices[j].pDesc->pszName);
397	for (int i = 0; i < 30; i++) /* Wait 30 seconds in total */
398	{
399	rc = RTThreadWait(g_aServices[j].Thread, 1000 /* Wait 1 second */, NULL);
400	if (RT_SUCCESS(rc))
401	break;
402	#ifdef RT_OS_WINDOWS
403	/* Notify SCM that it takes a bit longer ... */
404	VBoxServiceWinSetStopPendingStatus(i + j*32);
405	#endif
406	}
407	if (RT_FAILURE(rc))
408	VBoxServiceError("Service '%s' failed to stop. (%Rrc)\n", g_aServices[j].pDesc->pszName, rc);
409	}
410	VBoxServiceVerbose(3, "Terminating service '%s' (%d) ...\n", g_aServices[j].pDesc->pszName, j);
411	g_aServices[j].pDesc->pfnTerm();
412	}
413
414	#ifdef RT_OS_WINDOWS
415	/*
416	* Wake up and tell the main() thread that we're shutting down (it's
417	* sleeping in VBoxServiceMainWait).
418	*/
419	if (g_hEvtWindowsService != NIL_RTSEMEVENT)
420	{
421	VBoxServiceVerbose(3, "Stopping the main thread...\n");
422	ASMAtomicWriteBool(&g_fWindowsServiceShutdown, true);
423	rc = RTSemEventSignal(g_hEvtWindowsService);
424	AssertRC(rc);
425	}
426	#endif
427
428	VBoxServiceVerbose(2, "Stopping services returned: rc=%Rrc\n", rc);
429	return rc;
430	}
431
432
433	/**
434	* Block the main thread until the service shuts down.
435	*/
436	void VBoxServiceMainWait(void)
437	{
438	int rc;
439
440	#ifdef RT_OS_WINDOWS
441	/*
442	* Wait for the semaphore to be signalled.
443	*/
444	VBoxServiceVerbose(1, "Waiting in main thread\n");
445	rc = RTSemEventCreate(&g_hEvtWindowsService);
446	AssertRC(rc);
447	while (!ASMAtomicReadBool(&g_fWindowsServiceShutdown))
448	{
449	rc = RTSemEventWait(g_hEvtWindowsService, RT_INDEFINITE_WAIT);
450	AssertRC(rc);
451	}
452	RTSemEventDestroy(g_hEvtWindowsService);
453	g_hEvtWindowsService = NIL_RTSEMEVENT;
454
455	#else
456	/*
457	* Wait explicitly for a HUP, INT, QUIT, ABRT or TERM signal, blocking
458	* all important signals.
459	*
460	* The annoying EINTR/ERESTART loop is for the benefit of Solaris where
461	* sigwait returns when we receive a SIGCHLD. Kind of makes sense since
462	*/
463	sigset_t signalMask;
464	sigemptyset(&signalMask);
465	sigaddset(&signalMask, SIGHUP);
466	sigaddset(&signalMask, SIGINT);
467	sigaddset(&signalMask, SIGQUIT);
468	sigaddset(&signalMask, SIGABRT);
469	sigaddset(&signalMask, SIGTERM);
470	pthread_sigmask(SIG_BLOCK, &signalMask, NULL);
471
472	int iSignal;
473	do
474	{
475	iSignal = -1;
476	rc = sigwait(&signalMask, &iSignal);
477	}
478	while ( rc == EINTR
479	# ifdef ERESTART
480	\|\| rc == ERESTART
481	# endif
482	);
483
484	VBoxServiceVerbose(3, "VBoxServiceMainWait: Received signal %d (rc=%d)\n", iSignal, rc);
485	#endif /* !RT_OS_WINDOWS */
486	}
487
488
489	int main(int argc, char **argv)
490	{
491	int rc = VINF_SUCCESS;
492	/*
493	* Init globals and such.
494	*/
495	RTR3Init();
496
497	/*
498	* Connect to the kernel part before daemonizing so we can fail
499	* and complain if there is some kind of problem. We need to initialize
500	* the guest lib before we do the pre-init just in case one of services
501	* needs do to some initial stuff with it.
502	*/
503	VBoxServiceVerbose(2, "Calling VbgR3Init()\n");
504	rc = VbglR3Init();
505	if (RT_FAILURE(rc))
506	return VBoxServiceError("VbglR3Init failed with rc=%Rrc.\n", rc);
507
508	/* Do pre-init of services. */
509	g_pszProgName = RTPathFilename(argv[0]);
510	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
511	{
512	rc = g_aServices[j].pDesc->pfnPreInit();
513	if (RT_FAILURE(rc))
514	return VBoxServiceError("Service '%s' failed pre-init: %Rrc\n", g_aServices[j].pDesc->pszName);
515	}
516
517	#ifdef RT_OS_WINDOWS
518	/* Make sure only one instance of VBoxService runs at a time. Create a global mutex for that.
519	Do not use a global namespace ("Global\\") for mutex name here, will blow up NT4 compatibility! */
520	HANDLE hMutexAppRunning = CreateMutex (NULL, FALSE, VBOXSERVICE_NAME);
521	if ( hMutexAppRunning != NULL
522	&& GetLastError() == ERROR_ALREADY_EXISTS)
523	{
524	VBoxServiceError("%s is already running! Terminating.", g_pszProgName);
525
526	/* Close the mutex for this application instance. */
527	CloseHandle(hMutexAppRunning);
528	hMutexAppRunning = NULL;
529	}
530	#endif
531
532	/*
533	* Parse the arguments.
534	*/
535	bool fDaemonize = true;
536	bool fDaemonized = false;
537	for (int i = 1; i < argc; i++)
538	{
539	const char *psz = argv[i];
540	if (*psz != '-')
541	return VBoxServiceSyntax("Unknown argument '%s'\n", psz);
542	psz++;
543
544	/* translate long argument to short */
545	if (*psz == '-')
546	{
547	psz++;
548	size_t cch = strlen(psz);
549	#define MATCHES(strconst) ( cch == sizeof(strconst) - 1 \
550	&& !memcmp(psz, strconst, sizeof(strconst) - 1) )
551	if (MATCHES("foreground"))
552	psz = "f";
553	else if (MATCHES("verbose"))
554	psz = "v";
555	else if (MATCHES("help"))
556	psz = "h";
557	else if (MATCHES("interval"))
558	psz = "i";
559	#ifdef RT_OS_WINDOWS
560	else if (MATCHES("register"))
561	psz = "r";
562	else if (MATCHES("unregister"))
563	psz = "u";
564	#endif
565	else if (MATCHES("daemonized"))
566	{
567	fDaemonized = true;
568	continue;
569	}
570	else
571	{
572	bool fFound = false;
573
574	if (cch > sizeof("enable-") && !memcmp(psz, "enable-", sizeof("enable-") - 1))
575	for (unsigned j = 0; !fFound && j < RT_ELEMENTS(g_aServices); j++)
576	if ((fFound = !RTStrICmp(psz + sizeof("enable-") - 1, g_aServices[j].pDesc->pszName)))
577	g_aServices[j].fEnabled = true;
578
579	if (cch > sizeof("disable-") && !memcmp(psz, "disable-", sizeof("disable-") - 1))
580	for (unsigned j = 0; !fFound && j < RT_ELEMENTS(g_aServices); j++)
581	if ((fFound = !RTStrICmp(psz + sizeof("disable-") - 1, g_aServices[j].pDesc->pszName)))
582	g_aServices[j].fEnabled = false;
583
584	if (!fFound)
585	for (unsigned j = 0; !fFound && j < RT_ELEMENTS(g_aServices); j++)
586	{
587	rc = g_aServices[j].pDesc->pfnOption(NULL, argc, argv, &i);
588	fFound = rc == 0;
589	if (fFound)
590	break;
591	if (rc != -1)
592	return rc;
593	}
594	if (!fFound)
595	return VBoxServiceSyntax("Unknown option '%s'\n", argv[i]);
596	continue;
597	}
598	#undef MATCHES
599	}
600
601	/* handle the string of short options. */
602	do
603	{
604	switch (*psz)
605	{
606	case 'i':
607	rc = VBoxServiceArgUInt32(argc, argv, psz + 1, &i,
608	&g_DefaultInterval, 1, (UINT32_MAX / 1000) - 1);
609	if (rc)
610	return rc;
611	psz = NULL;
612	break;
613
614	case 'f':
615	fDaemonize = false;
616	break;
617
618	case 'v':
619	g_cVerbosity++;
620	break;
621
622	case 'h':
623	case '?':
624	return VBoxServiceUsage();
625
626	#ifdef RT_OS_WINDOWS
627	case 'r':
628	return VBoxServiceWinInstall();
629
630	case 'u':
631	return VBoxServiceWinUninstall();
632	#endif
633
634	default:
635	{
636	bool fFound = false;
637	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
638	{
639	rc = g_aServices[j].pDesc->pfnOption(&psz, argc, argv, &i);
640	fFound = rc == 0;
641	if (fFound)
642	break;
643	if (rc != -1)
644	return rc;
645	}
646	if (!fFound)
647	return VBoxServiceSyntax("Unknown option '%c' (%s)\n", *psz, argv[i]);
648	break;
649	}
650	}
651	} while (psz && *++psz);
652	}
653	/*
654	* Check that at least one service is enabled.
655	*/
656	if (!VBoxServiceCheckStartedServices())
657	return VBoxServiceSyntax("At least one service must be enabled.\n");
658
659	VBoxServiceVerbose(0, "%s r%s started. Verbose level = %d\n",
660	RTBldCfgVersion(), RTBldCfgRevisionStr(), g_cVerbosity);
661
662	/*
663	* Daemonize if requested.
664	*/
665	RTEXITCODE rcExit;
666	if (fDaemonize && !fDaemonized)
667	{
668	#ifdef RT_OS_WINDOWS
669	VBoxServiceVerbose(2, "Starting service dispatcher ...\n");
670	rcExit = VBoxServiceWinEnterCtrlDispatcher();
671	#else
672	VBoxServiceVerbose(1, "Daemonizing...\n");
673	rc = VbglR3Daemonize(false /* fNoChDir /, false / fNoClose */);
674	if (RT_FAILURE(rc))
675	return VBoxServiceError("Daemon failed: %Rrc\n", rc);
676	/* in-child */
677	#endif
678	}
679	#ifdef RT_OS_WINDOWS
680	else
681	#endif
682	{
683	/*
684	* Windows: We're running the service as a console application now. Start the
685	* services, enter the main thread's run loop and stop them again
686	* when it returns.
687	*
688	* POSIX: This is used for both daemons and console runs. Start all services
689	* and return immediately.
690	*/
691	rc = VBoxServiceStartServices();
692	rcExit = RT_SUCCESS(rc) ? RTEXITCODE_SUCCESS : RTEXITCODE_FAILURE;
693	if (RT_SUCCESS(rc))
694	VBoxServiceMainWait();
695	VBoxServiceStopServices();
696	}
697
698	#ifdef RT_OS_WINDOWS
699	/*
700	* Release instance mutex if we got it.
701	*/
702	if (hMutexAppRunning != NULL)
703	{
704	::CloseHandle(hMutexAppRunning);
705	hMutexAppRunning = NULL;
706	}
707	#endif
708
709	VBoxServiceVerbose(0, "Ended.\n");
710	return rcExit;
711	}
712

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source: vbox/trunk/src/VBox/Additions/common/VBoxService/VBoxService.cpp@ 30121

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