VBoxManageMetrics.cpp@ 81784

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1	/* $Id: VBoxManageMetrics.cpp 76553 2019-01-01 01:45:53Z vboxsync $ */
2	/** @file
3	* VBoxManage - The 'metrics' command.
4	*/
5
6	/*
7	* Copyright (C) 2006-2019 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	/*********************************************************************************************************************************
22	* Header Files *
23	*********************************************************************************************************************************/
24	#include <VBox/com/com.h>
25	#include <VBox/com/array.h>
26	#include <VBox/com/ErrorInfo.h>
27	#include <VBox/com/errorprint.h>
28	#include <VBox/com/VirtualBox.h>
29
30	#include <iprt/asm.h>
31	#include <iprt/stream.h>
32	#include <iprt/string.h>
33	#include <iprt/time.h>
34	#include <iprt/thread.h>
35	#include <VBox/log.h>
36
37	#include <set>
38	#include <utility>
39
40	#include "VBoxManage.h"
41	using namespace com;
42
43
44	// funcs
45	///////////////////////////////////////////////////////////////////////////////
46
47
48	static HRESULT parseFilterParameters(int argc, char *argv[],
49	ComPtr<IVirtualBox> aVirtualBox,
50	ComSafeArrayOut(BSTR, outMetrics),
51	ComSafeArrayOut(IUnknown *, outObjects))
52	{
53	HRESULT rc = S_OK;
54	com::SafeArray<BSTR> retMetrics(1);
55	com::SafeIfaceArray <IUnknown> retObjects;
56
57	Bstr metricNames, baseNames;
58
59	/* Metric list */
60	if (argc > 1)
61	metricNames = argv[1];
62	else
63	{
64	metricNames = L"*";
65	baseNames = L"*";
66	}
67	metricNames.cloneTo(&retMetrics[0]);
68
69	/* Object name */
70	if (argc > 0 && strcmp(argv[0], "*"))
71	{
72	if (!strcmp(argv[0], "host"))
73	{
74	ComPtr<IHost> host;
75	CHECK_ERROR(aVirtualBox, COMGETTER(Host)(host.asOutParam()));
76	retObjects.reset(1);
77	host.queryInterfaceTo(&retObjects[0]);
78	}
79	else
80	{
81	ComPtr<IMachine> machine;
82	rc = aVirtualBox->FindMachine(Bstr(argv[0]).raw(),
83	machine.asOutParam());
84	if (SUCCEEDED(rc))
85	{
86	retObjects.reset(1);
87	machine.queryInterfaceTo(&retObjects[0]);
88	}
89	else
90	{
91	errorArgument("Invalid machine name: '%s'", argv[0]);
92	return rc;
93	}
94	}
95
96	}
97
98	retMetrics.detachTo(ComSafeArrayOutArg(outMetrics));
99	retObjects.detachTo(ComSafeArrayOutArg(outObjects));
100
101	return rc;
102	}
103
104	static Bstr toBaseName(Utf8Str& aFullName)
105	{
106	char *pszRaw = aFullName.mutableRaw();
107	/*
108	* Currently there are two metrics which base name is the same as the
109	* sub-metric name: CPU/MHz and Net/<iface>/LinkSpeed.
110	*/
111	if (pszRaw && strcmp(pszRaw, "CPU/MHz") && !RTStrSimplePatternMatch("Net/*/LinkSpeed", pszRaw))
112	{
113	char *pszSlash = strrchr(pszRaw, '/');
114	if (pszSlash)
115	{
116	*pszSlash = 0;
117	aFullName.jolt();
118	}
119	}
120	return Bstr(aFullName);
121	}
122
123	static Bstr getObjectName(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(ComSafeArrayIn(IPerformanceMetric*, aMetrics))
143	{
144	HRESULT rc;
145	com::SafeIfaceArray<IPerformanceMetric> metrics(ComSafeArrayInArg(aMetrics));
146	if (metrics.size())
147	{
148	ComPtr<IUnknown> object;
149	Bstr metricName;
150	RTPrintf("The following metrics were modified:\n\n"
151	"Object Metric\n"
152	"---------- --------------------\n");
153	for (size_t i = 0; i < metrics.size(); i++)
154	{
155	CHECK_ERROR(metrics[i], COMGETTER(Object)(object.asOutParam()));
156	CHECK_ERROR(metrics[i], COMGETTER(MetricName)(metricName.asOutParam()));
157	RTPrintf("%-10ls %-20ls\n",
158	getObjectName(object).raw(), metricName.raw());
159	}
160	RTPrintf("\n");
161	}
162	else
163	{
164	RTMsgError("No metrics match the specified filter!");
165	}
166	}
167
168	/**
169	* list
170	*/
171	static RTEXITCODE handleMetricsList(int argc, char *argv[],
172	ComPtr<IVirtualBox> aVirtualBox,
173	ComPtr<IPerformanceCollector> performanceCollector)
174	{
175	HRESULT rc;
176	com::SafeArray<BSTR> metrics;
177	com::SafeIfaceArray<IUnknown> objects;
178
179	rc = parseFilterParameters(argc - 1, &argv[1], aVirtualBox,
180	ComSafeArrayAsOutParam(metrics),
181	ComSafeArrayAsOutParam(objects));
182	if (FAILED(rc))
183	return RTEXITCODE_FAILURE;
184
185	com::SafeIfaceArray<IPerformanceMetric> metricInfo;
186
187	CHECK_ERROR(performanceCollector,
188	GetMetrics(ComSafeArrayAsInParam(metrics),
189	ComSafeArrayAsInParam(objects),
190	ComSafeArrayAsOutParam(metricInfo)));
191
192	ComPtr<IUnknown> object;
193	Bstr metricName, unit, description;
194	ULONG period, count;
195	LONG minimum, maximum;
196	RTPrintf(
197	"Object Metric Unit Minimum Maximum Period Count Description\n"
198	"--------------- ---------------------------------------- ---- ---------- ---------- ---------- ---------- -----------\n");
199	for (size_t i = 0; i < metricInfo.size(); i++)
200	{
201	CHECK_ERROR(metricInfo[i], COMGETTER(Object)(object.asOutParam()));
202	CHECK_ERROR(metricInfo[i], COMGETTER(MetricName)(metricName.asOutParam()));
203	CHECK_ERROR(metricInfo[i], COMGETTER(Period)(&period));
204	CHECK_ERROR(metricInfo[i], COMGETTER(Count)(&count));
205	CHECK_ERROR(metricInfo[i], COMGETTER(MinimumValue)(&minimum));
206	CHECK_ERROR(metricInfo[i], COMGETTER(MaximumValue)(&maximum));
207	CHECK_ERROR(metricInfo[i], COMGETTER(Unit)(unit.asOutParam()));
208	CHECK_ERROR(metricInfo[i], COMGETTER(Description)(description.asOutParam()));
209	RTPrintf("%-15ls %-40ls %-4ls %10d %10d %10u %10u %ls\n",
210	getObjectName(object).raw(), metricName.raw(), unit.raw(),
211	minimum, maximum, period, count, description.raw());
212	}
213
214	return RTEXITCODE_SUCCESS;
215	}
216
217	/**
218	* Metrics setup
219	*/
220	static RTEXITCODE handleMetricsSetup(int argc, char *argv[],
221	ComPtr<IVirtualBox> aVirtualBox,
222	ComPtr<IPerformanceCollector> performanceCollector)
223	{
224	HRESULT rc;
225	com::SafeArray<BSTR> metrics;
226	com::SafeIfaceArray<IUnknown> objects;
227	uint32_t period = 1, samples = 1;
228	bool listMatches = false;
229	int i;
230
231	for (i = 1; i < argc; i++)
232	{
233	if ( !strcmp(argv[i], "--period")
234	\|\| !strcmp(argv[i], "-period"))
235	{
236	if (argc <= i + 1)
237	return errorArgument("Missing argument to '%s'", argv[i]);
238	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &period)
239	\|\| !period)
240	return errorArgument("Invalid value for 'period' parameter: '%s'", argv[i]);
241	}
242	else if ( !strcmp(argv[i], "--samples")
243	\|\| !strcmp(argv[i], "-samples"))
244	{
245	if (argc <= i + 1)
246	return errorArgument("Missing argument to '%s'", argv[i]);
247	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &samples)
248	\|\| !samples)
249	return errorArgument("Invalid value for 'samples' parameter: '%s'", argv[i]);
250	}
251	else if ( !strcmp(argv[i], "--list")
252	\|\| !strcmp(argv[i], "-list"))
253	listMatches = true;
254	else
255	break; /* The rest of params should define the filter */
256	}
257
258	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
259	ComSafeArrayAsOutParam(metrics),
260	ComSafeArrayAsOutParam(objects));
261	if (FAILED(rc))
262	return RTEXITCODE_FAILURE;
263
264	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
265	CHECK_ERROR(performanceCollector,
266	SetupMetrics(ComSafeArrayAsInParam(metrics),
267	ComSafeArrayAsInParam(objects), period, samples,
268	ComSafeArrayAsOutParam(affectedMetrics)));
269	if (FAILED(rc))
270	return RTEXITCODE_SYNTAX; /** @todo figure out why we must return 2 here. */
271
272	if (listMatches)
273	listAffectedMetrics(ComSafeArrayAsInParam(affectedMetrics));
274
275	return RTEXITCODE_SUCCESS;
276	}
277
278	/**
279	* metrics query
280	*/
281	static RTEXITCODE handleMetricsQuery(int argc, char *argv[],
282	ComPtr<IVirtualBox> aVirtualBox,
283	ComPtr<IPerformanceCollector> performanceCollector)
284	{
285	HRESULT rc;
286	com::SafeArray<BSTR> metrics;
287	com::SafeIfaceArray<IUnknown> objects;
288
289	rc = parseFilterParameters(argc - 1, &argv[1], aVirtualBox,
290	ComSafeArrayAsOutParam(metrics),
291	ComSafeArrayAsOutParam(objects));
292	if (FAILED(rc))
293	return RTEXITCODE_FAILURE;
294
295	com::SafeArray<BSTR> retNames;
296	com::SafeIfaceArray<IUnknown> retObjects;
297	com::SafeArray<BSTR> retUnits;
298	com::SafeArray<ULONG> retScales;
299	com::SafeArray<ULONG> retSequenceNumbers;
300	com::SafeArray<ULONG> retIndices;
301	com::SafeArray<ULONG> retLengths;
302	com::SafeArray<LONG> retData;
303	CHECK_ERROR(performanceCollector, QueryMetricsData(ComSafeArrayAsInParam(metrics),
304	ComSafeArrayAsInParam(objects),
305	ComSafeArrayAsOutParam(retNames),
306	ComSafeArrayAsOutParam(retObjects),
307	ComSafeArrayAsOutParam(retUnits),
308	ComSafeArrayAsOutParam(retScales),
309	ComSafeArrayAsOutParam(retSequenceNumbers),
310	ComSafeArrayAsOutParam(retIndices),
311	ComSafeArrayAsOutParam(retLengths),
312	ComSafeArrayAsOutParam(retData)) );
313
314	RTPrintf("Object Metric Values\n"
315	"--------------- ---------------------------------------- --------------------------------------------\n");
316	for (unsigned i = 0; i < retNames.size(); i++)
317	{
318	Bstr metricUnit(retUnits[i]);
319	Bstr metricName(retNames[i]);
320	RTPrintf("%-15ls %-40ls ", getObjectName(retObjects[i]).raw(), metricName.raw());
321	const char *separator = "";
322	for (unsigned j = 0; j < retLengths[i]; j++)
323	{
324	if (retScales[i] == 1)
325	RTPrintf("%s%d %ls", separator, retData[retIndices[i] + j], metricUnit.raw());
326	else
327	RTPrintf("%s%d.%02d%ls", separator, retData[retIndices[i] + j] / retScales[i],
328	(retData[retIndices[i] + j] * 100 / retScales[i]) % 100, metricUnit.raw());
329	separator = ", ";
330	}
331	RTPrintf("\n");
332	}
333
334	return RTEXITCODE_SUCCESS;
335	}
336
337	static void getTimestamp(char *pts, size_t tsSize)
338	{
339	*pts = 0;
340	AssertReturnVoid(tsSize >= 13); /* 3+3+3+3+1 */
341	RTTIMESPEC TimeSpec;
342	RTTIME Time;
343	RTTimeExplode(&Time, RTTimeNow(&TimeSpec));
344	pts += RTStrFormatNumber(pts, Time.u8Hour, 10, 2, 0, RTSTR_F_ZEROPAD);
345	*pts++ = ':';
346	pts += RTStrFormatNumber(pts, Time.u8Minute, 10, 2, 0, RTSTR_F_ZEROPAD);
347	*pts++ = ':';
348	pts += RTStrFormatNumber(pts, Time.u8Second, 10, 2, 0, RTSTR_F_ZEROPAD);
349	*pts++ = '.';
350	pts += RTStrFormatNumber(pts, Time.u32Nanosecond / 1000000, 10, 3, 0, RTSTR_F_ZEROPAD);
351	*pts = 0;
352	}
353
354	/** Used by the handleMetricsCollect loop. */
355	static bool volatile g_fKeepGoing = true;
356
357	#ifdef RT_OS_WINDOWS
358	/**
359	* Handler routine for catching Ctrl-C, Ctrl-Break and closing of
360	* the console.
361	*
362	* @returns true if handled, false if not handled.
363	* @param dwCtrlType The type of control signal.
364	*
365	* @remarks This is called on a new thread.
366	*/
367	static BOOL WINAPI ctrlHandler(DWORD dwCtrlType)
368	{
369	switch (dwCtrlType)
370	{
371	/* Ctrl-C or Ctrl-Break or Close */
372	case CTRL_C_EVENT:
373	case CTRL_BREAK_EVENT:
374	case CTRL_CLOSE_EVENT:
375	/* Let's shut down gracefully. */
376	ASMAtomicWriteBool(&g_fKeepGoing, false);
377	return TRUE;
378	}
379	/* Don't care about the rest -- let it die a horrible death. */
380	return FALSE;
381	}
382	#endif /* RT_OS_WINDOWS */
383
384	/**
385	* collect
386	*/
387	static RTEXITCODE handleMetricsCollect(int argc, char *argv[],
388	ComPtr<IVirtualBox> aVirtualBox,
389	ComPtr<IPerformanceCollector> performanceCollector)
390	{
391	HRESULT rc;
392	com::SafeArray<BSTR> metrics;
393	com::SafeIfaceArray<IUnknown> objects;
394	uint32_t period = 1, samples = 1;
395	bool isDetached = false, listMatches = false;
396	int i;
397	for (i = 1; i < argc; i++)
398	{
399	if ( !strcmp(argv[i], "--period")
400	\|\| !strcmp(argv[i], "-period"))
401	{
402	if (argc <= i + 1)
403	return errorArgument("Missing argument to '%s'", argv[i]);
404	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &period)
405	\|\| !period)
406	return errorArgument("Invalid value for 'period' parameter: '%s'", argv[i]);
407	}
408	else if ( !strcmp(argv[i], "--samples")
409	\|\| !strcmp(argv[i], "-samples"))
410	{
411	if (argc <= i + 1)
412	return errorArgument("Missing argument to '%s'", argv[i]);
413	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &samples)
414	\|\| !samples)
415	return errorArgument("Invalid value for 'samples' parameter: '%s'", argv[i]);
416	}
417	else if ( !strcmp(argv[i], "--list")
418	\|\| !strcmp(argv[i], "-list"))
419	listMatches = true;
420	else if ( !strcmp(argv[i], "--detach")
421	\|\| !strcmp(argv[i], "-detach"))
422	isDetached = true;
423	else
424	break; /* The rest of params should define the filter */
425	}
426
427	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
428	ComSafeArrayAsOutParam(metrics),
429	ComSafeArrayAsOutParam(objects));
430	if (FAILED(rc))
431	return RTEXITCODE_FAILURE;
432
433	com::SafeIfaceArray<IPerformanceMetric> metricInfo;
434
435	CHECK_ERROR(performanceCollector,
436	GetMetrics(ComSafeArrayAsInParam(metrics),
437	ComSafeArrayAsInParam(objects),
438	ComSafeArrayAsOutParam(metricInfo)));
439
440	std::set<std::pair<ComPtr<IUnknown>,Bstr> > baseMetrics;
441	ComPtr<IUnknown> objectFiltered;
442	Bstr metricNameFiltered;
443	for (i = 0; i < (int)metricInfo.size(); i++)
444	{
445	CHECK_ERROR(metricInfo[i], COMGETTER(Object)(objectFiltered.asOutParam()));
446	CHECK_ERROR(metricInfo[i], COMGETTER(MetricName)(metricNameFiltered.asOutParam()));
447	Utf8Str baseMetricName(metricNameFiltered);
448	baseMetrics.insert(std::make_pair(objectFiltered, toBaseName(baseMetricName)));
449	}
450	com::SafeArray<BSTR> baseMetricsFiltered(baseMetrics.size());
451	com::SafeIfaceArray<IUnknown> objectsFiltered(baseMetrics.size());
452	std::set<std::pair<ComPtr<IUnknown>,Bstr> >::iterator it;
453	i = 0;
454	for (it = baseMetrics.begin(); it != baseMetrics.end(); ++it)
455	{
456	it->first.queryInterfaceTo(&objectsFiltered[i]);
457	Bstr(it->second).detachTo(&baseMetricsFiltered[i++]);
458	}
459	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
460	CHECK_ERROR(performanceCollector,
461	SetupMetrics(ComSafeArrayAsInParam(baseMetricsFiltered),
462	ComSafeArrayAsInParam(objectsFiltered), period, samples,
463	ComSafeArrayAsOutParam(affectedMetrics)));
464	if (FAILED(rc))
465	return RTEXITCODE_SYNTAX; /** @todo figure out why we must return 2 here. */
466
467	if (listMatches)
468	listAffectedMetrics(ComSafeArrayAsInParam(affectedMetrics));
469	if (!affectedMetrics.size())
470	return RTEXITCODE_FAILURE;
471
472	if (isDetached)
473	{
474	RTMsgWarning("The background process holding collected metrics will shutdown\n"
475	"in few seconds, discarding all collected data and parameters.");
476	return RTEXITCODE_SUCCESS;
477	}
478
479	#ifdef RT_OS_WINDOWS
480	SetConsoleCtrlHandler(ctrlHandler, true);
481	#endif /* RT_OS_WINDOWS */
482
483	RTPrintf("Time stamp Object Metric Value\n");
484
485	while (g_fKeepGoing)
486	{
487	RTPrintf("------------ ---------- -------------------- --------------------\n");
488	RTThreadSleep(period * 1000); // Sleep for 'period' seconds
489	char ts[15];
490
491	getTimestamp(ts, sizeof(ts));
492	com::SafeArray<BSTR> retNames;
493	com::SafeIfaceArray<IUnknown> retObjects;
494	com::SafeArray<BSTR> retUnits;
495	com::SafeArray<ULONG> retScales;
496	com::SafeArray<ULONG> retSequenceNumbers;
497	com::SafeArray<ULONG> retIndices;
498	com::SafeArray<ULONG> retLengths;
499	com::SafeArray<LONG> retData;
500	CHECK_ERROR(performanceCollector, QueryMetricsData(ComSafeArrayAsInParam(metrics),
501	ComSafeArrayAsInParam(objects),
502	ComSafeArrayAsOutParam(retNames),
503	ComSafeArrayAsOutParam(retObjects),
504	ComSafeArrayAsOutParam(retUnits),
505	ComSafeArrayAsOutParam(retScales),
506	ComSafeArrayAsOutParam(retSequenceNumbers),
507	ComSafeArrayAsOutParam(retIndices),
508	ComSafeArrayAsOutParam(retLengths),
509	ComSafeArrayAsOutParam(retData)) );
510	for (unsigned j = 0; j < retNames.size(); j++)
511	{
512	Bstr metricUnit(retUnits[j]);
513	Bstr metricName(retNames[j]);
514	RTPrintf("%-12s %-10ls %-20ls ", ts, getObjectName(retObjects[j]).raw(), metricName.raw());
515	const char *separator = "";
516	for (unsigned k = 0; k < retLengths[j]; k++)
517	{
518	if (retScales[j] == 1)
519	RTPrintf("%s%d %ls", separator, retData[retIndices[j] + k], metricUnit.raw());
520	else
521	RTPrintf("%s%d.%02d%ls", separator, retData[retIndices[j] + k] / retScales[j],
522	(retData[retIndices[j] + k] * 100 / retScales[j]) % 100, metricUnit.raw());
523	separator = ", ";
524	}
525	RTPrintf("\n");
526	}
527	RTStrmFlush(g_pStdOut);
528	}
529
530	#ifdef RT_OS_WINDOWS
531	SetConsoleCtrlHandler(ctrlHandler, false);
532	#endif /* RT_OS_WINDOWS */
533
534	return RTEXITCODE_SUCCESS;
535	}
536
537	/**
538	* Enable metrics
539	*/
540	static RTEXITCODE handleMetricsEnable(int argc, char *argv[],
541	ComPtr<IVirtualBox> aVirtualBox,
542	ComPtr<IPerformanceCollector> performanceCollector)
543	{
544	HRESULT rc;
545	com::SafeArray<BSTR> metrics;
546	com::SafeIfaceArray<IUnknown> objects;
547	bool listMatches = false;
548	int i;
549
550	for (i = 1; i < argc; i++)
551	{
552	if ( !strcmp(argv[i], "--list")
553	\|\| !strcmp(argv[i], "-list"))
554	listMatches = true;
555	else
556	break; /* The rest of params should define the filter */
557	}
558
559	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
560	ComSafeArrayAsOutParam(metrics),
561	ComSafeArrayAsOutParam(objects));
562	if (FAILED(rc))
563	return RTEXITCODE_FAILURE;
564
565	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
566	CHECK_ERROR(performanceCollector,
567	EnableMetrics(ComSafeArrayAsInParam(metrics),
568	ComSafeArrayAsInParam(objects),
569	ComSafeArrayAsOutParam(affectedMetrics)));
570	if (FAILED(rc))
571	return RTEXITCODE_SYNTAX; /** @todo figure out why we must return 2 here. */
572
573	if (listMatches)
574	listAffectedMetrics(ComSafeArrayAsInParam(affectedMetrics));
575
576	return RTEXITCODE_SUCCESS;
577	}
578
579	/**
580	* Disable metrics
581	*/
582	static RTEXITCODE handleMetricsDisable(int argc, char *argv[],
583	ComPtr<IVirtualBox> aVirtualBox,
584	ComPtr<IPerformanceCollector> performanceCollector)
585	{
586	HRESULT rc;
587	com::SafeArray<BSTR> metrics;
588	com::SafeIfaceArray<IUnknown> objects;
589	bool listMatches = false;
590	int i;
591
592	for (i = 1; i < argc; i++)
593	{
594	if ( !strcmp(argv[i], "--list")
595	\|\| !strcmp(argv[i], "-list"))
596	listMatches = true;
597	else
598	break; /* The rest of params should define the filter */
599	}
600
601	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
602	ComSafeArrayAsOutParam(metrics),
603	ComSafeArrayAsOutParam(objects));
604	if (FAILED(rc))
605	return RTEXITCODE_FAILURE;
606
607	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
608	CHECK_ERROR(performanceCollector,
609	DisableMetrics(ComSafeArrayAsInParam(metrics),
610	ComSafeArrayAsInParam(objects),
611	ComSafeArrayAsOutParam(affectedMetrics)));
612	if (FAILED(rc))
613	return RTEXITCODE_SYNTAX; /** @todo figure out why we must return 2 here. */
614
615	if (listMatches)
616	listAffectedMetrics(ComSafeArrayAsInParam(affectedMetrics));
617
618	return RTEXITCODE_SUCCESS;
619	}
620
621
622	RTEXITCODE handleMetrics(HandlerArg *a)
623	{
624	/* at least one option: subcommand name */
625	if (a->argc < 1)
626	return errorSyntax(USAGE_METRICS, "Subcommand missing");
627
628	ComPtr<IPerformanceCollector> performanceCollector;
629	CHECK_ERROR2I_RET(a->virtualBox, COMGETTER(PerformanceCollector)(performanceCollector.asOutParam()), RTEXITCODE_FAILURE);
630
631	RTEXITCODE rcExit;
632	if (!strcmp(a->argv[0], "list"))
633	rcExit = handleMetricsList(a->argc, a->argv, a->virtualBox, performanceCollector);
634	else if (!strcmp(a->argv[0], "setup"))
635	rcExit = handleMetricsSetup(a->argc, a->argv, a->virtualBox, performanceCollector);
636	else if (!strcmp(a->argv[0], "query"))
637	rcExit = handleMetricsQuery(a->argc, a->argv, a->virtualBox, performanceCollector);
638	else if (!strcmp(a->argv[0], "collect"))
639	rcExit = handleMetricsCollect(a->argc, a->argv, a->virtualBox, performanceCollector);
640	else if (!strcmp(a->argv[0], "enable"))
641	rcExit = handleMetricsEnable(a->argc, a->argv, a->virtualBox, performanceCollector);
642	else if (!strcmp(a->argv[0], "disable"))
643	rcExit = handleMetricsDisable(a->argc, a->argv, a->virtualBox, performanceCollector);
644	else
645	return errorSyntax(USAGE_METRICS, "Invalid subcommand '%s'", a->argv[0]);
646
647	return rcExit;
648	}
649
650	#endif /* !VBOX_ONLY_DOCS */
651

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source: vbox/trunk/src/VBox/Frontends/VBoxManage/VBoxManageMetrics.cpp@ 81784

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