VBoxService.cpp@ 35060

Last change on this file since 35060 was 35027, checked in by vboxsync, 14 years ago
Logging.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 23.5 KB

Line
1	/* $Id: VBoxService.cpp 35027 2010-12-13 16:07:56Z 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	# ifdef RT_OS_OS2
31	# define pthread_sigmask sigprocmask
32	# endif
33	#endif
34	#ifdef RT_OS_FREEBSD
35	# include <pthread.h>
36	#endif
37
38	#include "product-generated.h"
39	#include <iprt/asm.h>
40	#include <iprt/buildconfig.h>
41	#include <iprt/initterm.h>
42	#include <iprt/path.h>
43	#include <iprt/semaphore.h>
44	#include <iprt/string.h>
45	#include <iprt/stream.h>
46	#include <iprt/thread.h>
47
48	#include <VBox/VBoxGuestLib.h>
49	#include <VBox/log.h>
50
51	#include "VBoxServiceInternal.h"
52
53
54	/*******************************************************************************
55	* Global Variables *
56	*******************************************************************************/
57	/** The program name (derived from argv[0]). */
58	char g_pszProgName = (char )"";
59	/** The current verbosity level. */
60	int g_cVerbosity = 0;
61	/** The default service interval (the -i \| --interval) option). */
62	uint32_t g_DefaultInterval = 0;
63	#ifdef RT_OS_WINDOWS
64	/** Signal shutdown to the Windows service thread. */
65	static bool volatile g_fWindowsServiceShutdown;
66	/** Event the Windows service thread waits for shutdown. */
67	static RTSEMEVENT g_hEvtWindowsService;
68	#endif
69
70	/**
71	* The details of the services that has been compiled in.
72	*/
73	static struct
74	{
75	/** Pointer to the service descriptor. */
76	PCVBOXSERVICE pDesc;
77	/** The worker thread. NIL_RTTHREAD if it's the main thread. */
78	RTTHREAD Thread;
79	/** Shutdown indicator. */
80	bool volatile fShutdown;
81	/** Indicator set by the service thread exiting. */
82	bool volatile fStopped;
83	/** Whether the service was started or not. */
84	bool fStarted;
85	/** Whether the service is enabled or not. */
86	bool fEnabled;
87	} g_aServices[] =
88	{
89	#ifdef VBOXSERVICE_CONTROL
90	{ &g_Control, NIL_RTTHREAD, false, false, false, true },
91	#endif
92	#ifdef VBOXSERVICE_TIMESYNC
93	{ &g_TimeSync, NIL_RTTHREAD, false, false, false, true },
94	#endif
95	#ifdef VBOXSERVICE_CLIPBOARD
96	{ &g_Clipboard, NIL_RTTHREAD, false, false, false, true },
97	#endif
98	#ifdef VBOXSERVICE_VMINFO
99	{ &g_VMInfo, NIL_RTTHREAD, false, false, false, true },
100	#endif
101	#ifdef VBOXSERVICE_CPUHOTPLUG
102	{ &g_CpuHotPlug, NIL_RTTHREAD, false, false, false, true },
103	#endif
104	#ifdef VBOXSERVICE_MANAGEMENT
105	# ifdef VBOX_WITH_MEMBALLOON
106	{ &g_MemBalloon, NIL_RTTHREAD, false, false, false, true },
107	# endif
108	{ &g_VMStatistics, NIL_RTTHREAD, false, false, false, true },
109	#endif
110	#if defined(VBOX_WITH_PAGE_SHARING) && defined(RT_OS_WINDOWS)
111	{ &g_PageSharing, NIL_RTTHREAD, false, false, false, true },
112	#endif
113	#ifdef VBOX_WITH_SHARED_FOLDERS
114	{ &g_AutoMount, NIL_RTTHREAD, false, false, false, true },
115	#endif
116	};
117
118
119	/**
120	* Displays the program usage message.
121	*
122	* @returns 1.
123	*/
124	static int VBoxServiceUsage(void)
125	{
126	RTPrintf("Usage:\n"
127	" %-12s [-f\|--foreground] [-v\|--verbose] [-i\|--interval <seconds>]\n"
128	" [--disable-<service>] [--enable-<service>] [-h\|-?\|--help]\n", g_pszProgName);
129	#ifdef RT_OS_WINDOWS
130	RTPrintf(" [-r\|--register] [-u\|--unregister]\n");
131	#endif
132	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
133	if (g_aServices[j].pDesc->pszUsage)
134	RTPrintf("%s\n", g_aServices[j].pDesc->pszUsage);
135	RTPrintf("\n"
136	"Options:\n"
137	" -i \| --interval The default interval.\n"
138	" -f \| --foreground Don't daemonize the program. For debugging.\n"
139	" -v \| --verbose Increment the verbosity level. For debugging.\n"
140	" -h \| -? \| --help Show this message and exit with status 1.\n"
141	);
142	#ifdef RT_OS_WINDOWS
143	RTPrintf(" -r \| --register Installs the service.\n"
144	" -u \| --unregister Uninstall service.\n");
145	#endif
146
147	RTPrintf("\n"
148	"Service-specific options:\n");
149	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
150	{
151	RTPrintf(" --enable-%-14s Enables the %s service. (default)\n", g_aServices[j].pDesc->pszName, g_aServices[j].pDesc->pszName);
152	RTPrintf(" --disable-%-13s Disables the %s service.\n", g_aServices[j].pDesc->pszName, g_aServices[j].pDesc->pszName);
153	if (g_aServices[j].pDesc->pszOptions)
154	RTPrintf("%s", g_aServices[j].pDesc->pszOptions);
155	}
156	RTPrintf("\n"
157	" Copyright (C) 2009-" VBOX_C_YEAR " " VBOX_VENDOR "\n");
158
159	return 1;
160	}
161
162
163	/**
164	* Displays a syntax error message.
165	*
166	* @returns RTEXITCODE_SYNTAX.
167	* @param pszFormat The message text.
168	* @param ... Format arguments.
169	*/
170	RTEXITCODE VBoxServiceSyntax(const char *pszFormat, ...)
171	{
172	RTStrmPrintf(g_pStdErr, "%s: syntax error: ", g_pszProgName);
173
174	va_list va;
175	va_start(va, pszFormat);
176	RTStrmPrintfV(g_pStdErr, pszFormat, va);
177	va_end(va);
178
179	return RTEXITCODE_SYNTAX;
180	}
181
182
183	/**
184	* Displays an error message.
185	*
186	* @returns RTEXITCODE_FAILURE.
187	* @param pszFormat The message text.
188	* @param ... Format arguments.
189	*/
190	RTEXITCODE VBoxServiceError(const char *pszFormat, ...)
191	{
192	RTStrmPrintf(g_pStdErr, "%s: error: ", g_pszProgName);
193
194	va_list va;
195	va_start(va, pszFormat);
196	RTStrmPrintfV(g_pStdErr, pszFormat, va);
197	va_end(va);
198
199	va_start(va, pszFormat);
200	LogRel(("%s: Error: %N", g_pszProgName, pszFormat, &va));
201	va_end(va);
202
203	return RTEXITCODE_FAILURE;
204	}
205
206
207	/**
208	* Displays a verbose message.
209	*
210	* @returns 1
211	* @param pszFormat The message text.
212	* @param ... Format arguments.
213	*/
214	void VBoxServiceVerbose(int iLevel, const char *pszFormat, ...)
215	{
216	if (iLevel <= g_cVerbosity)
217	{
218	RTStrmPrintf(g_pStdOut, "%s: ", g_pszProgName);
219	va_list va;
220	va_start(va, pszFormat);
221	RTStrmPrintfV(g_pStdOut, pszFormat, va);
222	va_end(va);
223	va_start(va, pszFormat);
224	LogRel(("%s: %N", g_pszProgName, pszFormat, &va));
225	va_end(va);
226	}
227	}
228
229
230	/**
231	* Gets a 32-bit value argument.
232	*
233	* @returns 0 on success, non-zero exit code on error.
234	* @param argc The argument count.
235	* @param argv The argument vector
236	* @param psz Where in *pi to start looking for the value argument.
237	* @param pi Where to find and perhaps update the argument index.
238	* @param pu32 Where to store the 32-bit value.
239	* @param u32Min The minimum value.
240	* @param u32Max The maximum value.
241	*/
242	int VBoxServiceArgUInt32(int argc, char *argv, const char psz, int pi, uint32_t pu32, uint32_t u32Min, uint32_t u32Max)
243	{
244	if (psz == ':' \|\| psz == '=')
245	psz++;
246	if (!*psz)
247	{
248	if (*pi + 1 >= argc)
249	return VBoxServiceSyntax("Missing value for the '%s' argument\n", argv[*pi]);
250	psz = argv[++*pi];
251	}
252
253	char *pszNext;
254	int rc = RTStrToUInt32Ex(psz, &pszNext, 0, pu32);
255	if (RT_FAILURE(rc) \|\| *pszNext)
256	return VBoxServiceSyntax("Failed to convert interval '%s' to a number.\n", psz);
257	if (pu32 < u32Min \|\| pu32 > u32Max)
258	return VBoxServiceSyntax("The timesync interval of %RU32 seconds is out of range [%RU32..%RU32].\n",
259	*pu32, u32Min, u32Max);
260	return 0;
261	}
262
263
264	/**
265	* The service thread.
266	*
267	* @returns Whatever the worker function returns.
268	* @param ThreadSelf My thread handle.
269	* @param pvUser The service index.
270	*/
271	static DECLCALLBACK(int) VBoxServiceThread(RTTHREAD ThreadSelf, void *pvUser)
272	{
273	const unsigned i = (uintptr_t)pvUser;
274
275	#ifndef RT_OS_WINDOWS
276	/*
277	* Block all signals for this thread. Only the main thread will handle signals.
278	*/
279	sigset_t signalMask;
280	sigfillset(&signalMask);
281	pthread_sigmask(SIG_BLOCK, &signalMask, NULL);
282	#endif
283
284	int rc = g_aServices[i].pDesc->pfnWorker(&g_aServices[i].fShutdown);
285	ASMAtomicXchgBool(&g_aServices[i].fShutdown, true);
286	RTThreadUserSignal(ThreadSelf);
287	return rc;
288	}
289
290
291	/**
292	* Check if at least one service should be started.
293	*/
294	static bool VBoxServiceCheckStartedServices(void)
295	{
296	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
297	if (g_aServices[j].fEnabled)
298	return true;
299
300	return false;
301	}
302
303
304	/**
305	* Starts the service.
306	*
307	* @returns VBox status code, errors are fully bitched.
308	*/
309	int VBoxServiceStartServices(void)
310	{
311	int rc;
312
313	/*
314	* Initialize the services.
315	*/
316	VBoxServiceVerbose(2, "Initializing services ...\n");
317	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
318	if (g_aServices[j].fEnabled)
319	{
320	rc = g_aServices[j].pDesc->pfnInit();
321	if (RT_FAILURE(rc))
322	{
323	if (rc != VERR_SERVICE_DISABLED)
324	{
325	VBoxServiceError("Service '%s' failed to initialize: %Rrc\n",
326	g_aServices[j].pDesc->pszName, rc);
327	return rc;
328	}
329	g_aServices[j].fEnabled = false;
330	VBoxServiceVerbose(0, "Service '%s' was disabled because of missing functionality\n",
331	g_aServices[j].pDesc->pszName);
332
333	}
334	}
335
336	/*
337	* Start the service(s).
338	*/
339	VBoxServiceVerbose(2, "Starting services ...\n");
340	rc = VINF_SUCCESS;
341	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
342	{
343	if (!g_aServices[j].fEnabled)
344	continue;
345
346	VBoxServiceVerbose(2, "Starting service '%s' ...\n", g_aServices[j].pDesc->pszName);
347	rc = RTThreadCreate(&g_aServices[j].Thread, VBoxServiceThread, (void *)(uintptr_t)j, 0,
348	RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, g_aServices[j].pDesc->pszName);
349	if (RT_FAILURE(rc))
350	{
351	VBoxServiceError("RTThreadCreate failed, rc=%Rrc\n", rc);
352	break;
353	}
354	g_aServices[j].fStarted = true;
355
356	/* wait for the thread to initialize */
357	RTThreadUserWait(g_aServices[j].Thread, 60 * 1000);
358	if (g_aServices[j].fShutdown)
359	{
360	VBoxServiceError("Service '%s' failed to start!\n", g_aServices[j].pDesc->pszName);
361	rc = VERR_GENERAL_FAILURE;
362	}
363	}
364
365	if (RT_SUCCESS(rc))
366	VBoxServiceVerbose(1, "All services started.\n");
367	else
368	VBoxServiceError("An error occcurred while the services!\n");
369	return rc;
370	}
371
372
373	/**
374	* Stops and terminates the services.
375	*
376	* This should be called even when VBoxServiceStartServices fails so it can
377	* clean up anything that we succeeded in starting.
378	*/
379	int VBoxServiceStopServices(void)
380	{
381	int rc = VINF_SUCCESS;
382
383	/*
384	* Signal all the services.
385	*/
386	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
387	ASMAtomicWriteBool(&g_aServices[j].fShutdown, true);
388
389	/*
390	* Do the pfnStop callback on all running services.
391	*/
392	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
393	if (g_aServices[j].fStarted)
394	{
395	VBoxServiceVerbose(3, "Calling stop function for service '%s' ...\n", g_aServices[j].pDesc->pszName);
396	g_aServices[j].pDesc->pfnStop();
397	}
398
399	/*
400	* Wait for all the service threads to complete.
401	*/
402	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
403	{
404	if (!g_aServices[j].fEnabled) /* Only stop services which were started before. */
405	continue;
406	if (g_aServices[j].Thread != NIL_RTTHREAD)
407	{
408	VBoxServiceVerbose(2, "Waiting for service '%s' to stop ...\n", g_aServices[j].pDesc->pszName);
409	for (int i = 0; i < 30; i++) /* Wait 30 seconds in total */
410	{
411	rc = RTThreadWait(g_aServices[j].Thread, 1000 /* Wait 1 second */, NULL);
412	if (RT_SUCCESS(rc))
413	break;
414	#ifdef RT_OS_WINDOWS
415	/* Notify SCM that it takes a bit longer ... */
416	VBoxServiceWinSetStopPendingStatus(i + j*32);
417	#endif
418	}
419	if (RT_FAILURE(rc))
420	VBoxServiceError("Service '%s' failed to stop. (%Rrc)\n", g_aServices[j].pDesc->pszName, rc);
421	}
422	VBoxServiceVerbose(3, "Terminating service '%s' (%d) ...\n", g_aServices[j].pDesc->pszName, j);
423	g_aServices[j].pDesc->pfnTerm();
424	}
425
426	#ifdef RT_OS_WINDOWS
427	/*
428	* Wake up and tell the main() thread that we're shutting down (it's
429	* sleeping in VBoxServiceMainWait).
430	*/
431	if (g_hEvtWindowsService != NIL_RTSEMEVENT)
432	{
433	VBoxServiceVerbose(3, "Stopping the main thread...\n");
434	ASMAtomicWriteBool(&g_fWindowsServiceShutdown, true);
435	rc = RTSemEventSignal(g_hEvtWindowsService);
436	AssertRC(rc);
437	}
438	#endif
439
440	VBoxServiceVerbose(2, "Stopping services returned: rc=%Rrc\n", rc);
441	return rc;
442	}
443
444
445	/**
446	* Block the main thread until the service shuts down.
447	*/
448	void VBoxServiceMainWait(void)
449	{
450	int rc;
451
452	/* Report the host that we're up and running! */
453	rc = VbglR3ReportAdditionsStatus(VBoxGuestStatusFacility_VBoxService,
454	VBoxGuestStatusCurrent_Active,
455	0 /* Flags */);
456	if (RT_FAILURE(rc))
457	VBoxServiceError("Could not report facility (%u) status %u, rc=%Rrc\n",
458	VBoxGuestStatusFacility_VBoxService, VBoxGuestStatusCurrent_Active, rc);
459
460	#ifdef RT_OS_WINDOWS
461	/*
462	* Wait for the semaphore to be signalled.
463	*/
464	VBoxServiceVerbose(1, "Waiting in main thread\n");
465	rc = RTSemEventCreate(&g_hEvtWindowsService);
466	AssertRC(rc);
467	while (!ASMAtomicReadBool(&g_fWindowsServiceShutdown))
468	{
469	rc = RTSemEventWait(g_hEvtWindowsService, RT_INDEFINITE_WAIT);
470	AssertRC(rc);
471	}
472	RTSemEventDestroy(g_hEvtWindowsService);
473	g_hEvtWindowsService = NIL_RTSEMEVENT;
474
475	#else
476	/*
477	* Wait explicitly for a HUP, INT, QUIT, ABRT or TERM signal, blocking
478	* all important signals.
479	*
480	* The annoying EINTR/ERESTART loop is for the benefit of Solaris where
481	* sigwait returns when we receive a SIGCHLD. Kind of makes sense since
482	*/
483	sigset_t signalMask;
484	sigemptyset(&signalMask);
485	sigaddset(&signalMask, SIGHUP);
486	sigaddset(&signalMask, SIGINT);
487	sigaddset(&signalMask, SIGQUIT);
488	sigaddset(&signalMask, SIGABRT);
489	sigaddset(&signalMask, SIGTERM);
490	pthread_sigmask(SIG_BLOCK, &signalMask, NULL);
491
492	int iSignal;
493	do
494	{
495	iSignal = -1;
496	rc = sigwait(&signalMask, &iSignal);
497	}
498	while ( rc == EINTR
499	# ifdef ERESTART
500	\|\| rc == ERESTART
501	# endif
502	);
503
504	VBoxServiceVerbose(3, "VBoxServiceMainWait: Received signal %d (rc=%d)\n", iSignal, rc);
505	#endif /* !RT_OS_WINDOWS */
506	}
507
508
509	int main(int argc, char **argv)
510	{
511	/*
512	* Init globals and such.
513	*/
514	RTR3Init();
515
516	g_pszProgName = RTPathFilename(argv[0]);
517
518	int rc;
519	#ifdef VBOXSERVICE_TOOLBOX
520	if (argc > 1)
521	{
522	/*
523	* Run toolbox code before all other stuff, especially before checking the global
524	* mutex because VBoxService might spawn itself to execute some commands.
525	*/
526	int iExitCode;
527	if (VBoxServiceToolboxMain(argc - 1, &argv[1], &iExitCode))
528	return iExitCode;
529	}
530	#endif
531
532	/*
533	* Connect to the kernel part before daemonizing so we can fail and
534	* complain if there is some kind of problem. We need to initialize the
535	* guest lib before we do the pre-init just in case one of services needs
536	* do to some initial stuff with it.
537	*/
538	VBoxServiceVerbose(2, "Calling VbgR3Init()\n");
539	rc = VbglR3Init();
540	if (RT_FAILURE(rc))
541	return VBoxServiceError("VbglR3Init failed with rc=%Rrc.\n", rc);
542
543	#ifdef RT_OS_WINDOWS
544	/*
545	* Check if we're the specially spawned VBoxService.exe process that
546	* handles page fusion. This saves an extra executable.
547	*/
548	if ( argc == 2
549	&& !strcmp(argv[1], "--pagefusionfork"))
550	return VBoxServicePageSharingInitFork();
551	#endif
552
553	/*
554	* Do pre-init of services.
555	*/
556	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
557	{
558	rc = g_aServices[j].pDesc->pfnPreInit();
559	if (RT_FAILURE(rc))
560	return VBoxServiceError("Service '%s' failed pre-init: %Rrc\n", g_aServices[j].pDesc->pszName, rc);
561	}
562	#ifdef RT_OS_WINDOWS
563	/*
564	* Make sure only one instance of VBoxService runs at a time. Create a
565	* global mutex for that. Do not use a global namespace ("Global\\") for
566	* mutex name here, will blow up NT4 compatibility!
567	*/
568	/** @todo r=bird: Use Global\\ prefix or this serves no purpose on terminal servers. */
569	HANDLE hMutexAppRunning = CreateMutex(NULL, FALSE, VBOXSERVICE_NAME);
570	if ( hMutexAppRunning != NULL
571	&& GetLastError() == ERROR_ALREADY_EXISTS)
572	{
573	VBoxServiceError("%s is already running! Terminating.", g_pszProgName);
574
575	/* Close the mutex for this application instance. */
576	CloseHandle(hMutexAppRunning);
577	hMutexAppRunning = NULL;
578
579	/** @todo r=bird: How does this cause us to terminate? Btw. Why do
580	* we do this before parsing parameters? 'VBoxService --help'
581	* and 'VBoxService --version' won't work now when the service
582	* is running... */
583	}
584	#endif
585
586	/*
587	* Parse the arguments.
588	*/
589	bool fDaemonize = true;
590	bool fDaemonized = false;
591	for (int i = 1; i < argc; i++)
592	{
593	const char *psz = argv[i];
594	if (*psz != '-')
595	return VBoxServiceSyntax("Unknown argument '%s'\n", psz);
596	psz++;
597
598	/* translate long argument to short */
599	if (*psz == '-')
600	{
601	psz++;
602	size_t cch = strlen(psz);
603	#define MATCHES(strconst) ( cch == sizeof(strconst) - 1 \
604	&& !memcmp(psz, strconst, sizeof(strconst) - 1) )
605	if (MATCHES("foreground"))
606	psz = "f";
607	else if (MATCHES("verbose"))
608	psz = "v";
609	else if (MATCHES("help"))
610	psz = "h";
611	else if (MATCHES("interval"))
612	psz = "i";
613	#ifdef RT_OS_WINDOWS
614	else if (MATCHES("register"))
615	psz = "r";
616	else if (MATCHES("unregister"))
617	psz = "u";
618	#endif
619	else if (MATCHES("daemonized"))
620	{
621	fDaemonized = true;
622	continue;
623	}
624	else
625	{
626	bool fFound = false;
627
628	if (cch > sizeof("enable-") && !memcmp(psz, "enable-", sizeof("enable-") - 1))
629	for (unsigned j = 0; !fFound && j < RT_ELEMENTS(g_aServices); j++)
630	if ((fFound = !RTStrICmp(psz + sizeof("enable-") - 1, g_aServices[j].pDesc->pszName)))
631	g_aServices[j].fEnabled = true;
632
633	if (cch > sizeof("disable-") && !memcmp(psz, "disable-", sizeof("disable-") - 1))
634	for (unsigned j = 0; !fFound && j < RT_ELEMENTS(g_aServices); j++)
635	if ((fFound = !RTStrICmp(psz + sizeof("disable-") - 1, g_aServices[j].pDesc->pszName)))
636	g_aServices[j].fEnabled = false;
637
638	if (!fFound)
639	for (unsigned j = 0; !fFound && j < RT_ELEMENTS(g_aServices); j++)
640	{
641	rc = g_aServices[j].pDesc->pfnOption(NULL, argc, argv, &i);
642	fFound = rc == 0;
643	if (fFound)
644	break;
645	if (rc != -1)
646	return rc;
647	}
648	if (!fFound)
649	return VBoxServiceSyntax("Unknown option '%s'\n", argv[i]);
650	continue;
651	}
652	#undef MATCHES
653	}
654
655	/* handle the string of short options. */
656	do
657	{
658	switch (*psz)
659	{
660	case 'i':
661	rc = VBoxServiceArgUInt32(argc, argv, psz + 1, &i,
662	&g_DefaultInterval, 1, (UINT32_MAX / 1000) - 1);
663	if (rc)
664	return rc;
665	psz = NULL;
666	break;
667
668	case 'f':
669	fDaemonize = false;
670	break;
671
672	case 'v':
673	g_cVerbosity++;
674	break;
675
676	case 'h':
677	case '?':
678	return VBoxServiceUsage();
679
680	#ifdef RT_OS_WINDOWS
681	case 'r':
682	return VBoxServiceWinInstall();
683
684	case 'u':
685	return VBoxServiceWinUninstall();
686	#endif
687
688	default:
689	{
690	bool fFound = false;
691	for (unsigned j = 0; j < RT_ELEMENTS(g_aServices); j++)
692	{
693	rc = g_aServices[j].pDesc->pfnOption(&psz, argc, argv, &i);
694	fFound = rc == 0;
695	if (fFound)
696	break;
697	if (rc != -1)
698	return rc;
699	}
700	if (!fFound)
701	return VBoxServiceSyntax("Unknown option '%c' (%s)\n", *psz, argv[i]);
702	break;
703	}
704	}
705	} while (psz && *++psz);
706	}
707	/*
708	* Check that at least one service is enabled.
709	*/
710	if (!VBoxServiceCheckStartedServices())
711	return VBoxServiceSyntax("At least one service must be enabled.\n");
712
713	VBoxServiceVerbose(0, "%s r%s started. Verbose level = %d\n",
714	RTBldCfgVersion(), RTBldCfgRevisionStr(), g_cVerbosity);
715
716	/*
717	* Daemonize if requested.
718	*/
719	RTEXITCODE rcExit;
720	if (fDaemonize && !fDaemonized)
721	{
722	#ifdef RT_OS_WINDOWS
723	VBoxServiceVerbose(2, "Starting service dispatcher ...\n");
724	rcExit = VBoxServiceWinEnterCtrlDispatcher();
725	#else
726	VBoxServiceVerbose(1, "Daemonizing...\n");
727	rc = VbglR3Daemonize(false /* fNoChDir /, false / fNoClose */);
728	if (RT_FAILURE(rc))
729	return VBoxServiceError("Daemon failed: %Rrc\n", rc);
730	/* in-child */
731	#endif
732	}
733	#ifdef RT_OS_WINDOWS
734	else
735	#endif
736	{
737	/*
738	* Windows: We're running the service as a console application now. Start the
739	* services, enter the main thread's run loop and stop them again
740	* when it returns.
741	*
742	* POSIX: This is used for both daemons and console runs. Start all services
743	* and return immediately.
744	*/
745	rc = VBoxServiceStartServices();
746	rcExit = RT_SUCCESS(rc) ? RTEXITCODE_SUCCESS : RTEXITCODE_FAILURE;
747	if (RT_SUCCESS(rc))
748	VBoxServiceMainWait();
749	VBoxServiceStopServices();
750	}
751
752	#ifdef RT_OS_WINDOWS
753	/*
754	* Release instance mutex if we got it.
755	*/
756	if (hMutexAppRunning != NULL)
757	{
758	::CloseHandle(hMutexAppRunning);
759	hMutexAppRunning = NULL;
760	}
761	#endif
762
763	VBoxServiceVerbose(0, "Ended.\n");
764	return rcExit;
765	}
766

Note: See TracBrowser for help on using the repository browser.

source: vbox/trunk/src/VBox/Additions/common/VBoxService/VBoxService.cpp@ 35060

Download in other formats: