VBoxManageMetrics.cpp@ 47678

Last change on this file since 47678 was 44528, checked in by vboxsync, 12 years ago
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1	/* $Id: VBoxManageMetrics.cpp 44528 2013-02-04 14:27:54Z vboxsync $ */
2	/** @file
3	* VBoxManage - The 'metrics' command.
4	*/
5
6	/*
7	* Copyright (C) 2006-2012 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	#ifndef VBOX_ONLY_DOCS
19
20	/*******************************************************************************
21	* Header Files *
22	*******************************************************************************/
23	#include <VBox/com/com.h>
24	#include <VBox/com/array.h>
25	#include <VBox/com/ErrorInfo.h>
26	#include <VBox/com/errorprint.h>
27	#include <VBox/com/VirtualBox.h>
28
29	#include <iprt/asm.h>
30	#include <iprt/stream.h>
31	#include <iprt/string.h>
32	#include <iprt/time.h>
33	#include <iprt/thread.h>
34	#include <VBox/log.h>
35
36	#include <set>
37	#include <utility>
38
39	#include "VBoxManage.h"
40	using namespace com;
41
42
43	// funcs
44	///////////////////////////////////////////////////////////////////////////////
45
46
47	static int parseFilterParameters(int argc, char *argv[],
48	ComPtr<IVirtualBox> aVirtualBox,
49	ComSafeArrayOut(BSTR, outMetrics),
50	ComSafeArrayOut(IUnknown *, outObjects))
51	{
52	HRESULT rc = S_OK;
53	com::SafeArray<BSTR> retMetrics(1);
54	com::SafeIfaceArray <IUnknown> retObjects;
55
56	Bstr metricNames, baseNames;
57
58	/* Metric list */
59	if (argc > 1)
60	metricNames = argv[1];
61	else
62	{
63	metricNames = L"*";
64	baseNames = L"*";
65	}
66	metricNames.cloneTo(&retMetrics[0]);
67
68	/* Object name */
69	if (argc > 0 && strcmp(argv[0], "*"))
70	{
71	if (!strcmp(argv[0], "host"))
72	{
73	ComPtr<IHost> host;
74	CHECK_ERROR(aVirtualBox, COMGETTER(Host)(host.asOutParam()));
75	retObjects.reset(1);
76	host.queryInterfaceTo(&retObjects[0]);
77	}
78	else
79	{
80	ComPtr <IMachine> machine;
81	rc = aVirtualBox->FindMachine(Bstr(argv[0]).raw(),
82	machine.asOutParam());
83	if (SUCCEEDED (rc))
84	{
85	retObjects.reset(1);
86	machine.queryInterfaceTo(&retObjects[0]);
87	}
88	else
89	{
90	errorArgument("Invalid machine name: '%s'", argv[0]);
91	return rc;
92	}
93	}
94
95	}
96
97	retMetrics.detachTo(ComSafeArrayOutArg(outMetrics));
98	retObjects.detachTo(ComSafeArrayOutArg(outObjects));
99
100	return rc;
101	}
102
103	static Bstr toBaseName(Utf8Str& aFullName)
104	{
105	char *pszRaw = aFullName.mutableRaw();
106	/*
107	* Currently there are two metrics which base name is the same as the
108	* sub-metric name: CPU/MHz and Net/<iface>/LinkSpeed.
109	*/
110	if (strcmp(pszRaw, "CPU/MHz") && !RTStrSimplePatternMatch("Net/*/LinkSpeed", pszRaw))
111	{
112	char *pszSlash = strrchr(pszRaw, '/');
113	if (pszSlash)
114	{
115	*pszSlash = 0;
116	aFullName.jolt();
117	}
118	}
119	return Bstr(aFullName);
120	}
121
122	static Bstr getObjectName(ComPtr<IVirtualBox> aVirtualBox,
123	ComPtr<IUnknown> aObject)
124	{
125	HRESULT rc;
126
127	ComPtr<IHost> host = aObject;
128	if (!host.isNull())
129	return Bstr("host");
130
131	ComPtr<IMachine> machine = aObject;
132	if (!machine.isNull())
133	{
134	Bstr name;
135	CHECK_ERROR(machine, COMGETTER(Name)(name.asOutParam()));
136	if (SUCCEEDED(rc))
137	return name;
138	}
139	return Bstr("unknown");
140	}
141
142	static void listAffectedMetrics(ComPtr<IVirtualBox> aVirtualBox,
143	ComSafeArrayIn(IPerformanceMetric*, aMetrics))
144	{
145	HRESULT rc;
146	com::SafeIfaceArray<IPerformanceMetric> metrics(ComSafeArrayInArg(aMetrics));
147	if (metrics.size())
148	{
149	ComPtr<IUnknown> object;
150	Bstr metricName;
151	RTPrintf("The following metrics were modified:\n\n"
152	"Object Metric\n"
153	"---------- --------------------\n");
154	for (size_t i = 0; i < metrics.size(); i++)
155	{
156	CHECK_ERROR(metrics[i], COMGETTER(Object)(object.asOutParam()));
157	CHECK_ERROR(metrics[i], COMGETTER(MetricName)(metricName.asOutParam()));
158	RTPrintf("%-10ls %-20ls\n",
159	getObjectName(aVirtualBox, object).raw(), metricName.raw());
160	}
161	RTPrintf("\n");
162	}
163	else
164	{
165	RTMsgError("No metrics match the specified filter!");
166	}
167	}
168
169	/**
170	* list
171	*/
172	static int handleMetricsList(int argc, char *argv[],
173	ComPtr<IVirtualBox> aVirtualBox,
174	ComPtr<IPerformanceCollector> performanceCollector)
175	{
176	HRESULT rc;
177	com::SafeArray<BSTR> metrics;
178	com::SafeIfaceArray<IUnknown> objects;
179
180	rc = parseFilterParameters(argc - 1, &argv[1], aVirtualBox,
181	ComSafeArrayAsOutParam(metrics),
182	ComSafeArrayAsOutParam(objects));
183	if (FAILED(rc))
184	return 1;
185
186	com::SafeIfaceArray<IPerformanceMetric> metricInfo;
187
188	CHECK_ERROR(performanceCollector,
189	GetMetrics(ComSafeArrayAsInParam(metrics),
190	ComSafeArrayAsInParam(objects),
191	ComSafeArrayAsOutParam(metricInfo)));
192
193	ComPtr<IUnknown> object;
194	Bstr metricName, unit, description;
195	ULONG period, count;
196	LONG minimum, maximum;
197	RTPrintf(
198	"Object Metric Unit Minimum Maximum Period Count Description\n"
199	"---------- -------------------- ---- ---------- ---------- ---------- ---------- -----------\n");
200	for (size_t i = 0; i < metricInfo.size(); i++)
201	{
202	CHECK_ERROR(metricInfo[i], COMGETTER(Object)(object.asOutParam()));
203	CHECK_ERROR(metricInfo[i], COMGETTER(MetricName)(metricName.asOutParam()));
204	CHECK_ERROR(metricInfo[i], COMGETTER(Period)(&period));
205	CHECK_ERROR(metricInfo[i], COMGETTER(Count)(&count));
206	CHECK_ERROR(metricInfo[i], COMGETTER(MinimumValue)(&minimum));
207	CHECK_ERROR(metricInfo[i], COMGETTER(MaximumValue)(&maximum));
208	CHECK_ERROR(metricInfo[i], COMGETTER(Unit)(unit.asOutParam()));
209	CHECK_ERROR(metricInfo[i], COMGETTER(Description)(description.asOutParam()));
210	RTPrintf("%-10ls %-20ls %-4ls %10d %10d %10u %10u %ls\n",
211	getObjectName(aVirtualBox, object).raw(), metricName.raw(), unit.raw(),
212	minimum, maximum, period, count, description.raw());
213	}
214
215	return 0;
216	}
217
218	/**
219	* Metrics setup
220	*/
221	static int handleMetricsSetup(int argc, char *argv[],
222	ComPtr<IVirtualBox> aVirtualBox,
223	ComPtr<IPerformanceCollector> performanceCollector)
224	{
225	HRESULT rc;
226	com::SafeArray<BSTR> metrics;
227	com::SafeIfaceArray<IUnknown> objects;
228	uint32_t period = 1, samples = 1;
229	bool listMatches = false;
230	int i;
231
232	for (i = 1; i < argc; i++)
233	{
234	if ( !strcmp(argv[i], "--period")
235	\|\| !strcmp(argv[i], "-period"))
236	{
237	if (argc <= i + 1)
238	return errorArgument("Missing argument to '%s'", argv[i]);
239	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &period)
240	\|\| !period)
241	return errorArgument("Invalid value for 'period' parameter: '%s'", argv[i]);
242	}
243	else if ( !strcmp(argv[i], "--samples")
244	\|\| !strcmp(argv[i], "-samples"))
245	{
246	if (argc <= i + 1)
247	return errorArgument("Missing argument to '%s'", argv[i]);
248	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &samples)
249	\|\| !samples)
250	return errorArgument("Invalid value for 'samples' parameter: '%s'", argv[i]);
251	}
252	else if ( !strcmp(argv[i], "--list")
253	\|\| !strcmp(argv[i], "-list"))
254	listMatches = true;
255	else
256	break; /* The rest of params should define the filter */
257	}
258
259	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
260	ComSafeArrayAsOutParam(metrics),
261	ComSafeArrayAsOutParam(objects));
262	if (FAILED(rc))
263	return 1;
264
265	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
266	CHECK_ERROR(performanceCollector,
267	SetupMetrics(ComSafeArrayAsInParam(metrics),
268	ComSafeArrayAsInParam(objects), period, samples,
269	ComSafeArrayAsOutParam(affectedMetrics)));
270	if (FAILED(rc))
271	return 2;
272
273	if (listMatches)
274	listAffectedMetrics(aVirtualBox,
275	ComSafeArrayAsInParam(affectedMetrics));
276
277	return 0;
278	}
279
280	/**
281	* metrics query
282	*/
283	static int handleMetricsQuery(int argc, char *argv[],
284	ComPtr<IVirtualBox> aVirtualBox,
285	ComPtr<IPerformanceCollector> performanceCollector)
286	{
287	HRESULT rc;
288	com::SafeArray<BSTR> metrics;
289	com::SafeIfaceArray<IUnknown> objects;
290
291	rc = parseFilterParameters(argc - 1, &argv[1], aVirtualBox,
292	ComSafeArrayAsOutParam(metrics),
293	ComSafeArrayAsOutParam(objects));
294	if (FAILED(rc))
295	return 1;
296
297	com::SafeArray<BSTR> retNames;
298	com::SafeIfaceArray<IUnknown> retObjects;
299	com::SafeArray<BSTR> retUnits;
300	com::SafeArray<ULONG> retScales;
301	com::SafeArray<ULONG> retSequenceNumbers;
302	com::SafeArray<ULONG> retIndices;
303	com::SafeArray<ULONG> retLengths;
304	com::SafeArray<LONG> retData;
305	CHECK_ERROR (performanceCollector, QueryMetricsData(ComSafeArrayAsInParam(metrics),
306	ComSafeArrayAsInParam(objects),
307	ComSafeArrayAsOutParam(retNames),
308	ComSafeArrayAsOutParam(retObjects),
309	ComSafeArrayAsOutParam(retUnits),
310	ComSafeArrayAsOutParam(retScales),
311	ComSafeArrayAsOutParam(retSequenceNumbers),
312	ComSafeArrayAsOutParam(retIndices),
313	ComSafeArrayAsOutParam(retLengths),
314	ComSafeArrayAsOutParam(retData)) );
315
316	RTPrintf("Object Metric Values\n"
317	"---------- -------------------- --------------------------------------------\n");
318	for (unsigned i = 0; i < retNames.size(); i++)
319	{
320	Bstr metricUnit(retUnits[i]);
321	Bstr metricName(retNames[i]);
322	RTPrintf("%-10ls %-20ls ", getObjectName(aVirtualBox, retObjects[i]).raw(), metricName.raw());
323	const char *separator = "";
324	for (unsigned j = 0; j < retLengths[i]; j++)
325	{
326	if (retScales[i] == 1)
327	RTPrintf("%s%d %ls", separator, retData[retIndices[i] + j], metricUnit.raw());
328	else
329	RTPrintf("%s%d.%02d%ls", separator, retData[retIndices[i] + j] / retScales[i],
330	(retData[retIndices[i] + j] * 100 / retScales[i]) % 100, metricUnit.raw());
331	separator = ", ";
332	}
333	RTPrintf("\n");
334	}
335
336	return 0;
337	}
338
339	static void getTimestamp(char *pts, size_t tsSize)
340	{
341	*pts = 0;
342	AssertReturnVoid(tsSize >= 13); /* 3+3+3+3+1 */
343	RTTIMESPEC TimeSpec;
344	RTTIME Time;
345	RTTimeExplode(&Time, RTTimeNow(&TimeSpec));
346	pts += RTStrFormatNumber(pts, Time.u8Hour, 10, 2, 0, RTSTR_F_ZEROPAD);
347	*pts++ = ':';
348	pts += RTStrFormatNumber(pts, Time.u8Minute, 10, 2, 0, RTSTR_F_ZEROPAD);
349	*pts++ = ':';
350	pts += RTStrFormatNumber(pts, Time.u8Second, 10, 2, 0, RTSTR_F_ZEROPAD);
351	*pts++ = '.';
352	pts += RTStrFormatNumber(pts, Time.u32Nanosecond / 1000000, 10, 3, 0, RTSTR_F_ZEROPAD);
353	*pts = 0;
354	}
355
356	/** Used by the handleMetricsCollect loop. */
357	static bool volatile g_fKeepGoing = true;
358
359	#ifdef RT_OS_WINDOWS
360	/**
361	* Handler routine for catching Ctrl-C, Ctrl-Break and closing of
362	* the console.
363	*
364	* @returns true if handled, false if not handled.
365	* @param dwCtrlType The type of control signal.
366	*
367	* @remarks This is called on a new thread.
368	*/
369	static BOOL WINAPI ctrlHandler(DWORD dwCtrlType)
370	{
371	switch (dwCtrlType)
372	{
373	/* Ctrl-C or Ctrl-Break or Close */
374	case CTRL_C_EVENT:
375	case CTRL_BREAK_EVENT:
376	case CTRL_CLOSE_EVENT:
377	/* Let's shut down gracefully. */
378	ASMAtomicWriteBool(&g_fKeepGoing, false);
379	return TRUE;
380	}
381	/* Don't care about the rest -- let it die a horrible death. */
382	return FALSE;
383	}
384	#endif /* RT_OS_WINDOWS */
385
386	/**
387	* collect
388	*/
389	static int handleMetricsCollect(int argc, char *argv[],
390	ComPtr<IVirtualBox> aVirtualBox,
391	ComPtr<IPerformanceCollector> performanceCollector)
392	{
393	HRESULT rc;
394	com::SafeArray<BSTR> metrics;
395	com::SafeIfaceArray<IUnknown> objects;
396	uint32_t period = 1, samples = 1;
397	bool isDetached = false, listMatches = false;
398	int i;
399	for (i = 1; i < argc; i++)
400	{
401	if ( !strcmp(argv[i], "--period")
402	\|\| !strcmp(argv[i], "-period"))
403	{
404	if (argc <= i + 1)
405	return errorArgument("Missing argument to '%s'", argv[i]);
406	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &period)
407	\|\| !period)
408	return errorArgument("Invalid value for 'period' parameter: '%s'", argv[i]);
409	}
410	else if ( !strcmp(argv[i], "--samples")
411	\|\| !strcmp(argv[i], "-samples"))
412	{
413	if (argc <= i + 1)
414	return errorArgument("Missing argument to '%s'", argv[i]);
415	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &samples)
416	\|\| !samples)
417	return errorArgument("Invalid value for 'samples' parameter: '%s'", argv[i]);
418	}
419	else if ( !strcmp(argv[i], "--list")
420	\|\| !strcmp(argv[i], "-list"))
421	listMatches = true;
422	else if ( !strcmp(argv[i], "--detach")
423	\|\| !strcmp(argv[i], "-detach"))
424	isDetached = true;
425	else
426	break; /* The rest of params should define the filter */
427	}
428
429	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
430	ComSafeArrayAsOutParam(metrics),
431	ComSafeArrayAsOutParam(objects));
432	if (FAILED(rc))
433	return 1;
434
435	com::SafeIfaceArray<IPerformanceMetric> metricInfo;
436
437	CHECK_ERROR(performanceCollector,
438	GetMetrics(ComSafeArrayAsInParam(metrics),
439	ComSafeArrayAsInParam(objects),
440	ComSafeArrayAsOutParam(metricInfo)));
441
442	std::set<std::pair<ComPtr<IUnknown>,Bstr> > baseMetrics;
443	ComPtr<IUnknown> objectFiltered;
444	Bstr metricNameFiltered;
445	for (i = 0; i < (int)metricInfo.size(); i++)
446	{
447	CHECK_ERROR(metricInfo[i], COMGETTER(Object)(objectFiltered.asOutParam()));
448	CHECK_ERROR(metricInfo[i], COMGETTER(MetricName)(metricNameFiltered.asOutParam()));
449	Utf8Str baseMetricName(metricNameFiltered);
450	baseMetrics.insert(std::make_pair(objectFiltered, toBaseName(baseMetricName)));
451	}
452	com::SafeArray<BSTR> baseMetricsFiltered(baseMetrics.size());
453	com::SafeIfaceArray<IUnknown> objectsFiltered(baseMetrics.size());
454	std::set<std::pair<ComPtr<IUnknown>,Bstr> >::iterator it;
455	i = 0;
456	for (it = baseMetrics.begin(); it != baseMetrics.end(); ++it)
457	{
458	it->first.queryInterfaceTo(&objectsFiltered[i]);
459	Bstr(it->second).detachTo(&baseMetricsFiltered[i++]);
460	}
461	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
462	CHECK_ERROR(performanceCollector,
463	SetupMetrics(ComSafeArrayAsInParam(baseMetricsFiltered),
464	ComSafeArrayAsInParam(objectsFiltered), period, samples,
465	ComSafeArrayAsOutParam(affectedMetrics)));
466	if (FAILED(rc))
467	return 2;
468
469	if (listMatches)
470	listAffectedMetrics(aVirtualBox,
471	ComSafeArrayAsInParam(affectedMetrics));
472	if (!affectedMetrics.size())
473	return 1;
474
475	if (isDetached)
476	{
477	RTMsgWarning("The background process holding collected metrics will shutdown\n"
478	"in few seconds, discarding all collected data and parameters.");
479	return 0;
480	}
481
482	#ifdef RT_OS_WINDOWS
483	SetConsoleCtrlHandler(ctrlHandler, true);
484	#endif /* RT_OS_WINDOWS */
485
486	RTPrintf("Time stamp Object Metric Value\n");
487
488	while (g_fKeepGoing)
489	{
490	RTPrintf("------------ ---------- -------------------- --------------------\n");
491	RTThreadSleep(period * 1000); // Sleep for 'period' seconds
492	char ts[15];
493
494	getTimestamp(ts, sizeof(ts));
495	com::SafeArray<BSTR> retNames;
496	com::SafeIfaceArray<IUnknown> retObjects;
497	com::SafeArray<BSTR> retUnits;
498	com::SafeArray<ULONG> retScales;
499	com::SafeArray<ULONG> retSequenceNumbers;
500	com::SafeArray<ULONG> retIndices;
501	com::SafeArray<ULONG> retLengths;
502	com::SafeArray<LONG> retData;
503	CHECK_ERROR (performanceCollector, QueryMetricsData(ComSafeArrayAsInParam(metrics),
504	ComSafeArrayAsInParam(objects),
505	ComSafeArrayAsOutParam(retNames),
506	ComSafeArrayAsOutParam(retObjects),
507	ComSafeArrayAsOutParam(retUnits),
508	ComSafeArrayAsOutParam(retScales),
509	ComSafeArrayAsOutParam(retSequenceNumbers),
510	ComSafeArrayAsOutParam(retIndices),
511	ComSafeArrayAsOutParam(retLengths),
512	ComSafeArrayAsOutParam(retData)) );
513	for (unsigned j = 0; j < retNames.size(); j++)
514	{
515	Bstr metricUnit(retUnits[j]);
516	Bstr metricName(retNames[j]);
517	RTPrintf("%-12s %-10ls %-20ls ", ts, getObjectName(aVirtualBox, retObjects[j]).raw(), metricName.raw());
518	const char *separator = "";
519	for (unsigned k = 0; k < retLengths[j]; k++)
520	{
521	if (retScales[j] == 1)
522	RTPrintf("%s%d %ls", separator, retData[retIndices[j] + k], metricUnit.raw());
523	else
524	RTPrintf("%s%d.%02d%ls", separator, retData[retIndices[j] + k] / retScales[j],
525	(retData[retIndices[j] + k] * 100 / retScales[j]) % 100, metricUnit.raw());
526	separator = ", ";
527	}
528	RTPrintf("\n");
529	}
530	RTStrmFlush(g_pStdOut);
531	}
532
533	#ifdef RT_OS_WINDOWS
534	SetConsoleCtrlHandler(ctrlHandler, false);
535	#endif /* RT_OS_WINDOWS */
536
537	return 0;
538	}
539
540	/**
541	* Enable metrics
542	*/
543	static int handleMetricsEnable(int argc, char *argv[],
544	ComPtr<IVirtualBox> aVirtualBox,
545	ComPtr<IPerformanceCollector> performanceCollector)
546	{
547	HRESULT rc;
548	com::SafeArray<BSTR> metrics;
549	com::SafeIfaceArray<IUnknown> objects;
550	bool listMatches = false;
551	int i;
552
553	for (i = 1; i < argc; i++)
554	{
555	if ( !strcmp(argv[i], "--list")
556	\|\| !strcmp(argv[i], "-list"))
557	listMatches = true;
558	else
559	break; /* The rest of params should define the filter */
560	}
561
562	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
563	ComSafeArrayAsOutParam(metrics),
564	ComSafeArrayAsOutParam(objects));
565	if (FAILED(rc))
566	return 1;
567
568	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
569	CHECK_ERROR(performanceCollector,
570	EnableMetrics(ComSafeArrayAsInParam(metrics),
571	ComSafeArrayAsInParam(objects),
572	ComSafeArrayAsOutParam(affectedMetrics)));
573	if (FAILED(rc))
574	return 2;
575
576	if (listMatches)
577	listAffectedMetrics(aVirtualBox,
578	ComSafeArrayAsInParam(affectedMetrics));
579
580	return 0;
581	}
582
583	/**
584	* Disable metrics
585	*/
586	static int handleMetricsDisable(int argc, char *argv[],
587	ComPtr<IVirtualBox> aVirtualBox,
588	ComPtr<IPerformanceCollector> performanceCollector)
589	{
590	HRESULT rc;
591	com::SafeArray<BSTR> metrics;
592	com::SafeIfaceArray<IUnknown> objects;
593	bool listMatches = false;
594	int i;
595
596	for (i = 1; i < argc; i++)
597	{
598	if ( !strcmp(argv[i], "--list")
599	\|\| !strcmp(argv[i], "-list"))
600	listMatches = true;
601	else
602	break; /* The rest of params should define the filter */
603	}
604
605	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
606	ComSafeArrayAsOutParam(metrics),
607	ComSafeArrayAsOutParam(objects));
608	if (FAILED(rc))
609	return 1;
610
611	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
612	CHECK_ERROR(performanceCollector,
613	DisableMetrics(ComSafeArrayAsInParam(metrics),
614	ComSafeArrayAsInParam(objects),
615	ComSafeArrayAsOutParam(affectedMetrics)));
616	if (FAILED(rc))
617	return 2;
618
619	if (listMatches)
620	listAffectedMetrics(aVirtualBox,
621	ComSafeArrayAsInParam(affectedMetrics));
622
623	return 0;
624	}
625
626
627	int handleMetrics(HandlerArg *a)
628	{
629	int rc;
630
631	/* at least one option: subcommand name */
632	if (a->argc < 1)
633	return errorSyntax(USAGE_METRICS, "Subcommand missing");
634
635	ComPtr<IPerformanceCollector> performanceCollector;
636	CHECK_ERROR(a->virtualBox, COMGETTER(PerformanceCollector)(performanceCollector.asOutParam()));
637
638	if (!strcmp(a->argv[0], "list"))
639	rc = handleMetricsList(a->argc, a->argv, a->virtualBox, performanceCollector);
640	else if (!strcmp(a->argv[0], "setup"))
641	rc = handleMetricsSetup(a->argc, a->argv, a->virtualBox, performanceCollector);
642	else if (!strcmp(a->argv[0], "query"))
643	rc = handleMetricsQuery(a->argc, a->argv, a->virtualBox, performanceCollector);
644	else if (!strcmp(a->argv[0], "collect"))
645	rc = handleMetricsCollect(a->argc, a->argv, a->virtualBox, performanceCollector);
646	else if (!strcmp(a->argv[0], "enable"))
647	rc = handleMetricsEnable(a->argc, a->argv, a->virtualBox, performanceCollector);
648	else if (!strcmp(a->argv[0], "disable"))
649	rc = handleMetricsDisable(a->argc, a->argv, a->virtualBox, performanceCollector);
650	else
651	return errorSyntax(USAGE_METRICS, "Invalid subcommand '%s'", a->argv[0]);
652
653	return rc;
654	}
655
656	#endif /* VBOX_ONLY_DOCS */
657

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source: vbox/trunk/src/VBox/Frontends/VBoxManage/VBoxManageMetrics.cpp@ 47678

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