VBoxService.cpp@ 29250

Last change on this file since 29250 was 29202, checked in by vboxsync, 15 years ago
VBoxService: Don't terminate if some HGCM host service is not available on the host.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 21.9 KB

Line
1	/* $Id: VBoxService.cpp 29202 2010-05-07 12:38:59Z 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/string.h>
38	#include <iprt/stream.h>
39	#include <iprt/thread.h>
40
41	#include <VBox/VBoxGuestLib.h>
42	#include <VBox/log.h>
43
44	#include "VBoxServiceInternal.h"
45
46
47	/*******************************************************************************
48	* Global Variables *
49	*******************************************************************************/
50	/** The program name (derived from argv[0]). */
51	char g_pszProgName = (char )"";
52	/** The current verbosity level. */
53	int g_cVerbosity = 0;
54	/** The default service interval (the -i \| --interval) option). */
55	uint32_t g_DefaultInterval = 0;
56	/** Shutdown the main thread. (later, for signals.) */
57	bool volatile g_fShutdown;
58
59	/**
60	* The details of the services that has been compiled in.
61	*/
62	static struct
63	{
64	/** Pointer to the service descriptor. */
65	PCVBOXSERVICE pDesc;
66	/** The worker thread. NIL_RTTHREAD if it's the main thread. */
67	RTTHREAD Thread;
68	/** Shutdown indicator. */
69	bool volatile fShutdown;
70	/** Indicator set by the service thread exiting. */
71	bool volatile fStopped;
72	/** Whether the service was started or not. */
73	bool fStarted;
74	/** Whether the service is enabled or not. */
75	bool fEnabled;
76	} g_aServices[] =
77	{
78	#ifdef VBOXSERVICE_CONTROL
79	{ &g_Control, NIL_RTTHREAD, false, false, false, true },
80	#endif
81	#ifdef VBOXSERVICE_TIMESYNC
82	{ &g_TimeSync, NIL_RTTHREAD, false, false, false, true },
83	#endif
84	#ifdef VBOXSERVICE_CLIPBOARD
85	{ &g_Clipboard, NIL_RTTHREAD, false, false, false, true },
86	#endif
87	#ifdef VBOXSERVICE_VMINFO
88	{ &g_VMInfo, NIL_RTTHREAD, false, false, false, true },
89	#endif
90	#ifdef VBOXSERVICE_EXEC
91	{ &g_Exec, NIL_RTTHREAD, false, false, false, true },
92	#endif
93	#ifdef VBOXSERVICE_CPUHOTPLUG
94	{ &g_CpuHotPlug, NIL_RTTHREAD, false, false, false, true },
95	#endif
96	#ifdef VBOXSERVICE_MANAGEMENT
97	# ifdef VBOX_WITH_MEMBALLOON
98	{ &g_MemBalloon, NIL_RTTHREAD, false, false, false, true },
99	# endif
100	{ &g_VMStatistics, NIL_RTTHREAD, false, false, false, true },
101	#endif
102	};
103
104
105	/**
106	* Displays the program usage message.
107	*
108	* @returns 1.
109	*/
110	static int VBoxServiceUsage(void)
111	{
112	RTPrintf("usage: %s [-f\|--foreground] [-v\|--verbose] [-i\|--interval <seconds>]\n"
113	" [--disable-<service>] [--enable-<service>] [-h\|-?\|--help]\n", g_pszProgName);
114	#ifdef RT_OS_WINDOWS
115	RTPrintf(" [-r\|--register] [-u\|--unregister]\n");
116	#endif
117	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
118	RTPrintf(" %s\n", g_aServices[j].pDesc->pszUsage);
119	RTPrintf("\n"
120	"Options:\n"
121	" -i \| --interval The default interval.\n"
122	" -f \| --foreground Don't daemonzie the program. For debugging.\n"
123	" -v \| --verbose Increment the verbosity level. For debugging.\n"
124	" -h \| -? \| --help Show this message and exit with status 1.\n"
125	);
126	#ifdef RT_OS_WINDOWS
127	RTPrintf(" -r \| --register Installs the service.\n"
128	" -u \| --unregister Uninstall service.\n");
129	#endif
130
131	RTPrintf("\n"
132	"Service specific options:\n");
133	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
134	{
135	RTPrintf(" --enable-%-10s Enables the %s service. (default)\n", g_aServices[j].pDesc->pszName, g_aServices[j].pDesc->pszName);
136	RTPrintf(" --disable-%-9s Disables the %s service.\n", g_aServices[j].pDesc->pszName, g_aServices[j].pDesc->pszName);
137	if (g_aServices[j].pDesc->pszOptions)
138	RTPrintf("%s", g_aServices[j].pDesc->pszOptions);
139	}
140	RTPrintf("\n"
141	" Copyright (C) 2009-" VBOX_C_YEAR " " VBOX_VENDOR "\n");
142
143	return 1;
144	}
145
146
147	/**
148	* Displays a syntax error message.
149	*
150	* @returns 1
151	* @param pszFormat The message text.
152	* @param ... Format arguments.
153	*/
154	int VBoxServiceSyntax(const char *pszFormat, ...)
155	{
156	RTStrmPrintf(g_pStdErr, "%s: syntax error: ", g_pszProgName);
157
158	va_list va;
159	va_start(va, pszFormat);
160	RTStrmPrintfV(g_pStdErr, pszFormat, va);
161	va_end(va);
162
163	return 1;
164	}
165
166
167	/**
168	* Displays an error message.
169	*
170	* @returns 1
171	* @param pszFormat The message text.
172	* @param ... Format arguments.
173	*/
174	int VBoxServiceError(const char *pszFormat, ...)
175	{
176	RTStrmPrintf(g_pStdErr, "%s: error: ", g_pszProgName);
177
178	va_list va;
179	va_start(va, pszFormat);
180	RTStrmPrintfV(g_pStdErr, pszFormat, va);
181	va_end(va);
182
183	va_start(va, pszFormat);
184	LogRel(("%s: Error: %N", g_pszProgName, pszFormat, &va));
185	va_end(va);
186
187	return 1;
188	}
189
190
191	/**
192	* Displays a verbose message.
193	*
194	* @returns 1
195	* @param pszFormat The message text.
196	* @param ... Format arguments.
197	*/
198	void VBoxServiceVerbose(int iLevel, const char *pszFormat, ...)
199	{
200	if (iLevel <= g_cVerbosity)
201	{
202	RTStrmPrintf(g_pStdOut, "%s: ", g_pszProgName);
203	va_list va;
204	va_start(va, pszFormat);
205	RTStrmPrintfV(g_pStdOut, pszFormat, va);
206	va_end(va);
207
208	va_start(va, pszFormat);
209	LogRel(("%s: %N", g_pszProgName, pszFormat, &va));
210	va_end(va);
211	}
212	}
213
214
215	/**
216	* Gets a 32-bit value argument.
217	*
218	* @returns 0 on success, non-zero exit code on error.
219	* @param argc The argument count.
220	* @param argv The argument vector
221	* @param psz Where in *pi to start looking for the value argument.
222	* @param pi Where to find and perhaps update the argument index.
223	* @param pu32 Where to store the 32-bit value.
224	* @param u32Min The minimum value.
225	* @param u32Max The maximum value.
226	*/
227	int VBoxServiceArgUInt32(int argc, char *argv, const char psz, int pi, uint32_t pu32, uint32_t u32Min, uint32_t u32Max)
228	{
229	if (psz == ':' \|\| psz == '=')
230	psz++;
231	if (!*psz)
232	{
233	if (*pi + 1 >= argc)
234	return VBoxServiceSyntax("Missing value for the '%s' argument\n", argv[*pi]);
235	psz = argv[++*pi];
236	}
237
238	char *pszNext;
239	int rc = RTStrToUInt32Ex(psz, &pszNext, 0, pu32);
240	if (RT_FAILURE(rc) \|\| *pszNext)
241	return VBoxServiceSyntax("Failed to convert interval '%s' to a number.\n", psz);
242	if (pu32 < u32Min \|\| pu32 > u32Max)
243	return VBoxServiceSyntax("The timesync interval of %RU32 secconds is out of range [%RU32..%RU32].\n",
244	*pu32, u32Min, u32Max);
245	return 0;
246	}
247
248
249	/**
250	* The service thread.
251	*
252	* @returns Whatever the worker function returns.
253	* @param ThreadSelf My thread handle.
254	* @param pvUser The service index.
255	*/
256	static DECLCALLBACK(int) VBoxServiceThread(RTTHREAD ThreadSelf, void *pvUser)
257	{
258	const unsigned i = (uintptr_t)pvUser;
259
260	#ifndef RT_OS_WINDOWS
261	/*
262	* Block all signals for this thread. Only the main thread will handle signals.
263	*/
264	sigset_t signalMask;
265	sigfillset(&signalMask);
266	pthread_sigmask(SIG_BLOCK, &signalMask, NULL);
267	#endif
268
269	int rc = g_aServices[i].pDesc->pfnWorker(&g_aServices[i].fShutdown);
270	ASMAtomicXchgBool(&g_aServices[i].fShutdown, true);
271	RTThreadUserSignal(ThreadSelf);
272	return rc;
273	}
274
275
276	unsigned VBoxServiceGetStartedServices(void)
277	{
278	unsigned iMain = ~0U;
279	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
280	if (g_aServices[j].fEnabled)
281	{
282	iMain = j;
283	break;
284	}
285
286	return iMain; /* Return the index of the main service (must always come last!). */
287	}
288
289
290	/**
291	* Starts the service.
292	*
293	* @returns VBox status code, errors are fully bitched.
294	*
295	* @param iMain The index of the service that belongs to the main
296	* thread. Pass ~0U if none does.
297	*/
298	int VBoxServiceStartServices(unsigned iMain)
299	{
300	int rc;
301
302	/*
303	* Initialize the services.
304	*/
305	VBoxServiceVerbose(2, "Initializing services ...\n");
306	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
307	if (g_aServices[j].fEnabled)
308	{
309	rc = g_aServices[j].pDesc->pfnInit();
310	if (RT_FAILURE(rc))
311	{
312	/*
313	* If a service uses some sort of HGCM host service
314	* which is not available on the host (maybe because the host
315	* is using an older VBox version), just disable that service
316	* here.
317	*/
318	if (rc == VERR_HGCM_SERVICE_NOT_FOUND)
319	{
320	g_aServices[j].fEnabled = false;
321	VBoxServiceVerbose(0, "Service '%s' was disabled (because %Rrc)\n",
322	g_aServices[j].pDesc->pszName, rc);
323	}
324	else
325	{
326	VBoxServiceError("Service '%s' failed to initialize: %Rrc\n",
327	g_aServices[j].pDesc->pszName, rc);
328	return rc;
329	}
330	}
331	}
332
333	/*
334	* Start the service(s).
335	*/
336	VBoxServiceVerbose(2, "Starting services ...\n");
337	rc = VINF_SUCCESS;
338	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
339	{
340	if ( !g_aServices[j].fEnabled
341	\|\| j == iMain)
342	continue;
343
344	VBoxServiceVerbose(2, "Starting service '%s' ...\n", g_aServices[j].pDesc->pszName);
345	rc = RTThreadCreate(&g_aServices[j].Thread, VBoxServiceThread, (void *)(uintptr_t)j, 0,
346	RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, g_aServices[j].pDesc->pszName);
347	if (RT_FAILURE(rc))
348	{
349	VBoxServiceError("RTThreadCreate failed, rc=%Rrc\n", rc);
350	break;
351	}
352	g_aServices[j].fStarted = true;
353
354	/* wait for the thread to initialize */
355	RTThreadUserWait(g_aServices[j].Thread, 60 * 1000);
356	if (g_aServices[j].fShutdown)
357	{
358	VBoxServiceError("Service '%s' failed to start!\n", g_aServices[j].pDesc->pszName);
359	rc = VERR_GENERAL_FAILURE;
360	}
361	}
362	if ( RT_SUCCESS(rc)
363	&& iMain != ~0U)
364	{
365	/* The final service runs in the main thread. */
366	VBoxServiceVerbose(1, "Starting '%s' in the main thread\n", g_aServices[iMain].pDesc->pszName);
367	rc = g_aServices[iMain].pDesc->pfnWorker(&g_fShutdown);
368	if (rc != VINF_SUCCESS) /* Only complain if service returned an error. Otherwise the service is a one-timer. */
369	{
370	VBoxServiceError("Service '%s' stopped unexpected; rc=%Rrc\n", g_aServices[iMain].pDesc->pszName, rc);
371	}
372	}
373	return rc;
374	}
375
376
377	/**
378	* Stops and terminates the services.
379	*
380	* This should be called even when VBoxServiceStartServices fails so it can
381	* clean up anything that we succeeded in starting.
382	*/
383	int VBoxServiceStopServices(void)
384	{
385	int rc = VINF_SUCCESS;
386
387	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
388	ASMAtomicXchgBool(&g_aServices[j].fShutdown, true);
389	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
390	if (g_aServices[j].fStarted)
391	g_aServices[j].pDesc->pfnStop();
392	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
393	if (g_aServices[j].fEnabled)
394	{
395	if (g_aServices[j].Thread != NIL_RTTHREAD)
396	{
397	VBoxServiceVerbose(2, "Waiting for service '%s' to stop ...\n", g_aServices[j].pDesc->pszName);
398	for (int i = 0; i < 30; i++) /* Wait 30 seconds in total */
399	{
400	rc = RTThreadWait(g_aServices[j].Thread, 1000 /* Wait 1 second */, NULL);
401	if (RT_SUCCESS(rc))
402	break;
403	#ifdef RT_OS_WINDOWS
404	/* Notify SCM that it takes a bit longer ... */
405	VBoxServiceWinSetStatus(SERVICE_STOP_PENDING, i);
406	#endif
407	}
408	if (RT_FAILURE(rc))
409	VBoxServiceError("Service '%s' failed to stop. (%Rrc)\n", g_aServices[j].pDesc->pszName, rc);
410	}
411	VBoxServiceVerbose(3, "Terminating service '%s' (%d) ...\n", g_aServices[j].pDesc->pszName, j);
412	g_aServices[j].pDesc->pfnTerm();
413	}
414
415	VBoxServiceVerbose(2, "Stopping services returned: rc=%Rrc\n", rc);
416	return rc;
417	}
418
419
420	#ifndef RT_OS_WINDOWS
421	/*
422	* Block all important signals, then explicitly wait until one of these signal arrives.
423	*/
424	static void VBoxServiceWaitSignal(void)
425	{
426	sigset_t signalMask;
427	int iSignal;
428	sigemptyset(&signalMask);
429	sigaddset(&signalMask, SIGHUP);
430	sigaddset(&signalMask, SIGINT);
431	sigaddset(&signalMask, SIGQUIT);
432	sigaddset(&signalMask, SIGABRT);
433	sigaddset(&signalMask, SIGTERM);
434	pthread_sigmask(SIG_BLOCK, &signalMask, NULL);
435	sigwait(&signalMask, &iSignal);
436	VBoxServiceVerbose(3, "VBoxServiceWaitSignal: Received signal %d\n", iSignal);
437	}
438	#endif /* !RT_OS_WINDOWS */
439
440
441	int main(int argc, char **argv)
442	{
443	int rc = VINF_SUCCESS;
444	/*
445	* Init globals and such.
446	*/
447	RTR3Init();
448
449	/*
450	* Connect to the kernel part before daemonizing so we can fail
451	* and complain if there is some kind of problem. We need to initialize
452	* the guest lib before we do the pre-init just in case one of services
453	* needs do to some initial stuff with it.
454	*/
455	VBoxServiceVerbose(2, "Calling VbgR3Init()\n");
456	rc = VbglR3Init();
457	if (RT_FAILURE(rc))
458	return VBoxServiceError("VbglR3Init failed with rc=%Rrc.\n", rc);
459
460	/* Do pre-init of services. */
461	g_pszProgName = RTPathFilename(argv[0]);
462	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
463	{
464	rc = g_aServices[j].pDesc->pfnPreInit();
465	if (RT_FAILURE(rc))
466	return VBoxServiceError("Service '%s' failed pre-init: %Rrc\n", g_aServices[j].pDesc->pszName);
467	}
468
469	#ifdef RT_OS_WINDOWS
470	/* Make sure only one instance of VBoxService runs at a time. Create a global mutex for that.
471	Do not use a global namespace ("Global\\") for mutex name here, will blow up NT4 compatibility! */
472	HANDLE hMutexAppRunning = CreateMutex (NULL, FALSE, VBOXSERVICE_NAME);
473	if ( hMutexAppRunning != NULL
474	&& GetLastError() == ERROR_ALREADY_EXISTS)
475	{
476	VBoxServiceError("%s is already running! Terminating.", g_pszProgName);
477
478	/* Close the mutex for this application instance. */
479	CloseHandle(hMutexAppRunning);
480	hMutexAppRunning = NULL;
481	}
482	#endif
483
484	/*
485	* Parse the arguments.
486	*/
487	bool fDaemonize = true;
488	bool fDaemonized = false;
489	for (int i = 1; i < argc; i++)
490	{
491	const char *psz = argv[i];
492	if (*psz != '-')
493	return VBoxServiceSyntax("Unknown argument '%s'\n", psz);
494	psz++;
495
496	/* translate long argument to short */
497	if (*psz == '-')
498	{
499	psz++;
500	size_t cch = strlen(psz);
501	#define MATCHES(strconst) ( cch == sizeof(strconst) - 1 \
502	&& !memcmp(psz, strconst, sizeof(strconst) - 1) )
503	if (MATCHES("foreground"))
504	psz = "f";
505	else if (MATCHES("verbose"))
506	psz = "v";
507	else if (MATCHES("help"))
508	psz = "h";
509	else if (MATCHES("interval"))
510	psz = "i";
511	#ifdef RT_OS_WINDOWS
512	else if (MATCHES("register"))
513	psz = "r";
514	else if (MATCHES("unregister"))
515	psz = "u";
516	#endif
517	else if (MATCHES("daemonized"))
518	{
519	fDaemonized = true;
520	continue;
521	}
522	else
523	{
524	bool fFound = false;
525
526	if (cch > sizeof("enable-") && !memcmp(psz, "enable-", sizeof("enable-") - 1))
527	for (unsigned j = 0; !fFound && j < RT_ELEMENTS(g_aServices); j++)
528	if ((fFound = !RTStrICmp(psz + sizeof("enable-") - 1, g_aServices[j].pDesc->pszName)))
529	g_aServices[j].fEnabled = true;
530
531	if (cch > sizeof("disable-") && !memcmp(psz, "disable-", sizeof("disable-") - 1))
532	for (unsigned j = 0; !fFound && j < RT_ELEMENTS(g_aServices); j++)
533	if ((fFound = !RTStrICmp(psz + sizeof("disable-") - 1, g_aServices[j].pDesc->pszName)))
534	g_aServices[j].fEnabled = false;
535
536	if (!fFound)
537	for (unsigned j = 0; !fFound && j < RT_ELEMENTS(g_aServices); j++)
538	{
539	rc = g_aServices[j].pDesc->pfnOption(NULL, argc, argv, &i);
540	fFound = rc == 0;
541	if (fFound)
542	break;
543	if (rc != -1)
544	return rc;
545	}
546	if (!fFound)
547	return VBoxServiceSyntax("Unknown option '%s'\n", argv[i]);
548	continue;
549	}
550	#undef MATCHES
551	}
552
553	/* handle the string of short options. */
554	do
555	{
556	switch (*psz)
557	{
558	case 'i':
559	rc = VBoxServiceArgUInt32(argc, argv, psz + 1, &i,
560	&g_DefaultInterval, 1, (UINT32_MAX / 1000) - 1);
561	if (rc)
562	return rc;
563	psz = NULL;
564	break;
565
566	case 'f':
567	fDaemonize = false;
568	break;
569
570	case 'v':
571	g_cVerbosity++;
572	break;
573
574	case 'h':
575	case '?':
576	return VBoxServiceUsage();
577
578	#ifdef RT_OS_WINDOWS
579	case 'r':
580	return VBoxServiceWinInstall();
581
582	case 'u':
583	return VBoxServiceWinUninstall();
584	#endif
585
586	default:
587	{
588	bool fFound = false;
589	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
590	{
591	rc = g_aServices[j].pDesc->pfnOption(&psz, argc, argv, &i);
592	fFound = rc == 0;
593	if (fFound)
594	break;
595	if (rc != -1)
596	return rc;
597	}
598	if (!fFound)
599	return VBoxServiceSyntax("Unknown option '%c' (%s)\n", *psz, argv[i]);
600	break;
601	}
602	}
603	} while (psz && *++psz);
604	}
605	/*
606	* Check that at least one service is enabled.
607	*/
608	unsigned iMain = VBoxServiceGetStartedServices();
609	if (iMain == ~0U)
610	return VBoxServiceSyntax("At least one service must be enabled.\n");
611
612	#ifndef RT_OS_WINDOWS
613	/*
614	* POSIX: No main service thread.
615	*/
616	iMain = ~0U;
617	#endif
618
619	VBoxServiceVerbose(0, "%s r%s started. Verbose level = %d\n",
620	RTBldCfgVersion(), RTBldCfgRevisionStr(), g_cVerbosity);
621
622	/*
623	* Daemonize if requested.
624	*/
625	if (fDaemonize && !fDaemonized)
626	{
627	#ifdef RT_OS_WINDOWS
628	/** @todo Should do something like VBoxSVC here, OR automatically re-register
629	* the service and start it. Involving VbglR3Daemonize isn't an option
630	* here.
631	*
632	* Also, the idea here, IIRC, was to map the sub service to windows
633	* services. The todo below is for mimicking windows services on
634	* non-windows systems. Not sure if this is doable or not, but in anycase
635	* this code can be moved into -win.
636	*
637	* You should return when StartServiceCtrlDispatcher, btw., not
638	* continue.
639	*/
640	VBoxServiceVerbose(2, "Starting service dispatcher ...\n");
641	if (!StartServiceCtrlDispatcher(&g_aServiceTable[0]))
642	return VBoxServiceError("StartServiceCtrlDispatcher: %u. Please start %s with option -f (foreground)!",
643	GetLastError(), g_pszProgName);
644	/* Service now lives in the control dispatcher registered above. */
645	#else
646	VBoxServiceVerbose(1, "Daemonizing...\n");
647	rc = VbglR3Daemonize(false /* fNoChDir /, false / fNoClose */);
648	if (RT_FAILURE(rc))
649	return VBoxServiceError("Daemon failed: %Rrc\n", rc);
650	/* in-child */
651	#endif
652	}
653	#ifdef RT_OS_WINDOWS
654	else
655	#endif
656	{
657	/*
658	* Windows: We're running the service as a console application now. Start the
659	* services, enter the main thread's run loop and stop them again
660	* when it returns.
661	*
662	* POSIX: This is used for both daemons and console runs. Start all services
663	* and return immediately.
664	*/
665	rc = VBoxServiceStartServices(iMain);
666	#ifndef RT_OS_WINDOWS
667	if (RT_SUCCESS(rc))
668	VBoxServiceWaitSignal();
669	#endif
670	VBoxServiceStopServices();
671	}
672
673	#ifdef RT_OS_WINDOWS
674	/*
675	* Release instance mutex if we got it.
676	*/
677	if (hMutexAppRunning != NULL)
678	{
679	::CloseHandle(hMutexAppRunning);
680	hMutexAppRunning = NULL;
681	}
682	#endif
683
684	VBoxServiceVerbose(0, "Ended.\n");
685	return RT_SUCCESS(rc) ? 0 : 1;
686	}
687

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source: vbox/trunk/src/VBox/Additions/common/VBoxService/VBoxService.cpp@ 29250

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