VBoxManageMetrics.cpp@ 42699

Last change on this file since 42699 was 40358, checked in by vboxsync, 13 years ago
Main/Metrics: All calls to VM processes are done in separate thread (#6029)
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1	/* $Id: VBoxManageMetrics.cpp 40358 2012-03-05 14:40:52Z vboxsync $ */
2	/** @file
3	* VBoxManage - The 'metrics' command.
4	*/
5
6	/*
7	* Copyright (C) 2006-2010 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	#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 "VBoxManage.h"
37	using namespace com;
38
39
40	// funcs
41	///////////////////////////////////////////////////////////////////////////////
42
43
44	static bool isLastSlash(const char *str)
45	{
46	char c;
47	while ((c = *str++))
48	{
49	if (c == ',')
50	break;
51	if (c == '/')
52	return false;
53	}
54
55	return true;
56	}
57
58	static char toBaseMetricNames(const char metricList)
59	{
60	char newList = (char)RTMemAlloc(strlen(metricList) + 1);
61	if (newList)
62	{
63	int cSlashes = 0;
64	bool fSkip = false;
65	const char *src = metricList;
66	char c, *dst = newList;
67	while ((c = *src++))
68	if (c == ':')
69	fSkip = true;
70	else if (c == '/' && ++cSlashes >= 2 && isLastSlash(src))
71	fSkip = true;
72	else if (c == ',')
73	{
74	fSkip = false;
75	cSlashes = 0;
76	*dst++ = c;
77	}
78	else
79	if (!fSkip)
80	*dst++ = c;
81	*dst = 0;
82	}
83	return newList;
84	}
85
86	static int parseFilterParameters(int argc, char *argv[],
87	ComPtr<IVirtualBox> aVirtualBox,
88	ComSafeArrayOut(BSTR, outMetrics),
89	ComSafeArrayOut(BSTR, outBaseMetrics),
90	ComSafeArrayOut(IUnknown *, outObjects))
91	{
92	HRESULT rc = S_OK;
93	com::SafeArray<BSTR> retMetrics(1);
94	com::SafeArray<BSTR> retBaseMetrics(1);
95	com::SafeIfaceArray <IUnknown> retObjects;
96
97	Bstr metricNames, baseNames;
98
99	/* Metric list */
100	if (argc > 1)
101	{
102	metricNames = argv[1];
103	char *tmp = toBaseMetricNames(argv[1]);
104	if (!tmp)
105	return VERR_NO_MEMORY;
106	baseNames = tmp;
107	RTMemFree(tmp);
108	}
109	else
110	{
111	metricNames = L"*";
112	baseNames = L"*";
113	}
114	metricNames.cloneTo(&retMetrics[0]);
115	baseNames.cloneTo(&retBaseMetrics[0]);
116
117	/* Object name */
118	if (argc > 0 && strcmp(argv[0], "*"))
119	{
120	if (!strcmp(argv[0], "host"))
121	{
122	ComPtr<IHost> host;
123	CHECK_ERROR(aVirtualBox, COMGETTER(Host)(host.asOutParam()));
124	retObjects.reset(1);
125	host.queryInterfaceTo(&retObjects[0]);
126	}
127	else
128	{
129	ComPtr <IMachine> machine;
130	rc = aVirtualBox->FindMachine(Bstr(argv[0]).raw(),
131	machine.asOutParam());
132	if (SUCCEEDED (rc))
133	{
134	retObjects.reset(1);
135	machine.queryInterfaceTo(&retObjects[0]);
136	}
137	else
138	{
139	errorArgument("Invalid machine name: '%s'", argv[0]);
140	return rc;
141	}
142	}
143
144	}
145
146	retMetrics.detachTo(ComSafeArrayOutArg(outMetrics));
147	retBaseMetrics.detachTo(ComSafeArrayOutArg(outBaseMetrics));
148	retObjects.detachTo(ComSafeArrayOutArg(outObjects));
149
150	return rc;
151	}
152
153	static Bstr getObjectName(ComPtr<IVirtualBox> aVirtualBox,
154	ComPtr<IUnknown> aObject)
155	{
156	HRESULT rc;
157
158	ComPtr<IHost> host = aObject;
159	if (!host.isNull())
160	return Bstr("host");
161
162	ComPtr<IMachine> machine = aObject;
163	if (!machine.isNull())
164	{
165	Bstr name;
166	CHECK_ERROR(machine, COMGETTER(Name)(name.asOutParam()));
167	if (SUCCEEDED(rc))
168	return name;
169	}
170	return Bstr("unknown");
171	}
172
173	static void listAffectedMetrics(ComPtr<IVirtualBox> aVirtualBox,
174	ComSafeArrayIn(IPerformanceMetric*, aMetrics))
175	{
176	HRESULT rc;
177	com::SafeIfaceArray<IPerformanceMetric> metrics(ComSafeArrayInArg(aMetrics));
178	if (metrics.size())
179	{
180	ComPtr<IUnknown> object;
181	Bstr metricName;
182	RTPrintf("The following metrics were modified:\n\n"
183	"Object Metric\n"
184	"---------- --------------------\n");
185	for (size_t i = 0; i < metrics.size(); i++)
186	{
187	CHECK_ERROR(metrics[i], COMGETTER(Object)(object.asOutParam()));
188	CHECK_ERROR(metrics[i], COMGETTER(MetricName)(metricName.asOutParam()));
189	RTPrintf("%-10ls %-20ls\n",
190	getObjectName(aVirtualBox, object).raw(), metricName.raw());
191	}
192	RTPrintf("\n");
193	}
194	else
195	{
196	RTMsgError("No metrics match the specified filter!");
197	}
198	}
199
200	/**
201	* list
202	*/
203	static int handleMetricsList(int argc, char *argv[],
204	ComPtr<IVirtualBox> aVirtualBox,
205	ComPtr<IPerformanceCollector> performanceCollector)
206	{
207	HRESULT rc;
208	com::SafeArray<BSTR> metrics;
209	com::SafeArray<BSTR> baseMetrics;
210	com::SafeIfaceArray<IUnknown> objects;
211
212	rc = parseFilterParameters(argc - 1, &argv[1], aVirtualBox,
213	ComSafeArrayAsOutParam(metrics),
214	ComSafeArrayAsOutParam(baseMetrics),
215	ComSafeArrayAsOutParam(objects));
216	if (FAILED(rc))
217	return 1;
218
219	com::SafeIfaceArray<IPerformanceMetric> metricInfo;
220
221	CHECK_ERROR(performanceCollector,
222	GetMetrics(ComSafeArrayAsInParam(metrics),
223	ComSafeArrayAsInParam(objects),
224	ComSafeArrayAsOutParam(metricInfo)));
225
226	ComPtr<IUnknown> object;
227	Bstr metricName, unit, description;
228	ULONG period, count;
229	LONG minimum, maximum;
230	RTPrintf(
231	"Object Metric Unit Minimum Maximum Period Count Description\n"
232	"---------- -------------------- ---- ---------- ---------- ---------- ---------- -----------\n");
233	for (size_t i = 0; i < metricInfo.size(); i++)
234	{
235	CHECK_ERROR(metricInfo[i], COMGETTER(Object)(object.asOutParam()));
236	CHECK_ERROR(metricInfo[i], COMGETTER(MetricName)(metricName.asOutParam()));
237	CHECK_ERROR(metricInfo[i], COMGETTER(Period)(&period));
238	CHECK_ERROR(metricInfo[i], COMGETTER(Count)(&count));
239	CHECK_ERROR(metricInfo[i], COMGETTER(MinimumValue)(&minimum));
240	CHECK_ERROR(metricInfo[i], COMGETTER(MaximumValue)(&maximum));
241	CHECK_ERROR(metricInfo[i], COMGETTER(Unit)(unit.asOutParam()));
242	CHECK_ERROR(metricInfo[i], COMGETTER(Description)(description.asOutParam()));
243	RTPrintf("%-10ls %-20ls %-4ls %10d %10d %10u %10u %ls\n",
244	getObjectName(aVirtualBox, object).raw(), metricName.raw(), unit.raw(),
245	minimum, maximum, period, count, description.raw());
246	}
247
248	return 0;
249	}
250
251	/**
252	* Metrics setup
253	*/
254	static int handleMetricsSetup(int argc, char *argv[],
255	ComPtr<IVirtualBox> aVirtualBox,
256	ComPtr<IPerformanceCollector> performanceCollector)
257	{
258	HRESULT rc;
259	com::SafeArray<BSTR> metrics;
260	com::SafeArray<BSTR> baseMetrics;
261	com::SafeIfaceArray<IUnknown> objects;
262	uint32_t period = 1, samples = 1;
263	bool listMatches = false;
264	int i;
265
266	for (i = 1; i < argc; i++)
267	{
268	if ( !strcmp(argv[i], "--period")
269	\|\| !strcmp(argv[i], "-period"))
270	{
271	if (argc <= i + 1)
272	return errorArgument("Missing argument to '%s'", argv[i]);
273	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &period)
274	\|\| !period)
275	return errorArgument("Invalid value for 'period' parameter: '%s'", argv[i]);
276	}
277	else if ( !strcmp(argv[i], "--samples")
278	\|\| !strcmp(argv[i], "-samples"))
279	{
280	if (argc <= i + 1)
281	return errorArgument("Missing argument to '%s'", argv[i]);
282	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &samples)
283	\|\| !samples)
284	return errorArgument("Invalid value for 'samples' parameter: '%s'", argv[i]);
285	}
286	else if ( !strcmp(argv[i], "--list")
287	\|\| !strcmp(argv[i], "-list"))
288	listMatches = true;
289	else
290	break; /* The rest of params should define the filter */
291	}
292
293	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
294	ComSafeArrayAsOutParam(metrics),
295	ComSafeArrayAsOutParam(baseMetrics),
296	ComSafeArrayAsOutParam(objects));
297	if (FAILED(rc))
298	return 1;
299
300	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
301	CHECK_ERROR(performanceCollector,
302	SetupMetrics(ComSafeArrayAsInParam(metrics),
303	ComSafeArrayAsInParam(objects), period, samples,
304	ComSafeArrayAsOutParam(affectedMetrics)));
305	if (FAILED(rc))
306	return 2;
307
308	if (listMatches)
309	listAffectedMetrics(aVirtualBox,
310	ComSafeArrayAsInParam(affectedMetrics));
311
312	return 0;
313	}
314
315	/**
316	* metrics query
317	*/
318	static int handleMetricsQuery(int argc, char *argv[],
319	ComPtr<IVirtualBox> aVirtualBox,
320	ComPtr<IPerformanceCollector> performanceCollector)
321	{
322	HRESULT rc;
323	com::SafeArray<BSTR> metrics;
324	com::SafeArray<BSTR> baseMetrics;
325	com::SafeIfaceArray<IUnknown> objects;
326
327	rc = parseFilterParameters(argc - 1, &argv[1], aVirtualBox,
328	ComSafeArrayAsOutParam(metrics),
329	ComSafeArrayAsOutParam(baseMetrics),
330	ComSafeArrayAsOutParam(objects));
331	if (FAILED(rc))
332	return 1;
333
334	com::SafeArray<BSTR> retNames;
335	com::SafeIfaceArray<IUnknown> retObjects;
336	com::SafeArray<BSTR> retUnits;
337	com::SafeArray<ULONG> retScales;
338	com::SafeArray<ULONG> retSequenceNumbers;
339	com::SafeArray<ULONG> retIndices;
340	com::SafeArray<ULONG> retLengths;
341	com::SafeArray<LONG> retData;
342	CHECK_ERROR (performanceCollector, QueryMetricsData(ComSafeArrayAsInParam(metrics),
343	ComSafeArrayAsInParam(objects),
344	ComSafeArrayAsOutParam(retNames),
345	ComSafeArrayAsOutParam(retObjects),
346	ComSafeArrayAsOutParam(retUnits),
347	ComSafeArrayAsOutParam(retScales),
348	ComSafeArrayAsOutParam(retSequenceNumbers),
349	ComSafeArrayAsOutParam(retIndices),
350	ComSafeArrayAsOutParam(retLengths),
351	ComSafeArrayAsOutParam(retData)) );
352
353	RTPrintf("Object Metric Values\n"
354	"---------- -------------------- --------------------------------------------\n");
355	for (unsigned i = 0; i < retNames.size(); i++)
356	{
357	Bstr metricUnit(retUnits[i]);
358	Bstr metricName(retNames[i]);
359	RTPrintf("%-10ls %-20ls ", getObjectName(aVirtualBox, retObjects[i]).raw(), metricName.raw());
360	const char *separator = "";
361	for (unsigned j = 0; j < retLengths[i]; j++)
362	{
363	if (retScales[i] == 1)
364	RTPrintf("%s%d %ls", separator, retData[retIndices[i] + j], metricUnit.raw());
365	else
366	RTPrintf("%s%d.%02d%ls", separator, retData[retIndices[i] + j] / retScales[i],
367	(retData[retIndices[i] + j] * 100 / retScales[i]) % 100, metricUnit.raw());
368	separator = ", ";
369	}
370	RTPrintf("\n");
371	}
372
373	return 0;
374	}
375
376	static void getTimestamp(char *pts, size_t tsSize)
377	{
378	*pts = 0;
379	AssertReturnVoid(tsSize >= 13); /* 3+3+3+3+1 */
380	RTTIMESPEC TimeSpec;
381	RTTIME Time;
382	RTTimeExplode(&Time, RTTimeNow(&TimeSpec));
383	pts += RTStrFormatNumber(pts, Time.u8Hour, 10, 2, 0, RTSTR_F_ZEROPAD);
384	*pts++ = ':';
385	pts += RTStrFormatNumber(pts, Time.u8Minute, 10, 2, 0, RTSTR_F_ZEROPAD);
386	*pts++ = ':';
387	pts += RTStrFormatNumber(pts, Time.u8Second, 10, 2, 0, RTSTR_F_ZEROPAD);
388	*pts++ = '.';
389	pts += RTStrFormatNumber(pts, Time.u32Nanosecond / 1000000, 10, 3, 0, RTSTR_F_ZEROPAD);
390	*pts = 0;
391	}
392
393	/** Used by the handleMetricsCollect loop. */
394	static bool volatile g_fKeepGoing = true;
395
396	#ifdef RT_OS_WINDOWS
397	/**
398	* Handler routine for catching Ctrl-C, Ctrl-Break and closing of
399	* the console.
400	*
401	* @returns true if handled, false if not handled.
402	* @param dwCtrlType The type of control signal.
403	*
404	* @remarks This is called on a new thread.
405	*/
406	static BOOL WINAPI ctrlHandler(DWORD dwCtrlType)
407	{
408	switch (dwCtrlType)
409	{
410	/* Ctrl-C or Ctrl-Break or Close */
411	case CTRL_C_EVENT:
412	case CTRL_BREAK_EVENT:
413	case CTRL_CLOSE_EVENT:
414	/* Let's shut down gracefully. */
415	ASMAtomicWriteBool(&g_fKeepGoing, false);
416	return TRUE;
417	}
418	/* Don't care about the rest -- let it die a horrible death. */
419	return FALSE;
420	}
421	#endif /* RT_OS_WINDOWS */
422
423	/**
424	* collect
425	*/
426	static int handleMetricsCollect(int argc, char *argv[],
427	ComPtr<IVirtualBox> aVirtualBox,
428	ComPtr<IPerformanceCollector> performanceCollector)
429	{
430	HRESULT rc;
431	com::SafeArray<BSTR> metrics;
432	com::SafeArray<BSTR> baseMetrics;
433	com::SafeIfaceArray<IUnknown> objects;
434	uint32_t period = 1, samples = 1;
435	bool isDetached = false, listMatches = false;
436	int i;
437	for (i = 1; i < argc; i++)
438	{
439	if ( !strcmp(argv[i], "--period")
440	\|\| !strcmp(argv[i], "-period"))
441	{
442	if (argc <= i + 1)
443	return errorArgument("Missing argument to '%s'", argv[i]);
444	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &period)
445	\|\| !period)
446	return errorArgument("Invalid value for 'period' parameter: '%s'", argv[i]);
447	}
448	else if ( !strcmp(argv[i], "--samples")
449	\|\| !strcmp(argv[i], "-samples"))
450	{
451	if (argc <= i + 1)
452	return errorArgument("Missing argument to '%s'", argv[i]);
453	if ( VINF_SUCCESS != RTStrToUInt32Full(argv[++i], 10, &samples)
454	\|\| !samples)
455	return errorArgument("Invalid value for 'samples' parameter: '%s'", argv[i]);
456	}
457	else if ( !strcmp(argv[i], "--list")
458	\|\| !strcmp(argv[i], "-list"))
459	listMatches = true;
460	else if ( !strcmp(argv[i], "--detach")
461	\|\| !strcmp(argv[i], "-detach"))
462	isDetached = true;
463	else
464	break; /* The rest of params should define the filter */
465	}
466
467	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
468	ComSafeArrayAsOutParam(metrics),
469	ComSafeArrayAsOutParam(baseMetrics),
470	ComSafeArrayAsOutParam(objects));
471	if (FAILED(rc))
472	return 1;
473
474
475	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
476	CHECK_ERROR(performanceCollector,
477	SetupMetrics(ComSafeArrayAsInParam(baseMetrics),
478	ComSafeArrayAsInParam(objects), period, samples,
479	ComSafeArrayAsOutParam(affectedMetrics)));
480	if (FAILED(rc))
481	return 2;
482
483	if (listMatches)
484	listAffectedMetrics(aVirtualBox,
485	ComSafeArrayAsInParam(affectedMetrics));
486	if (!affectedMetrics.size())
487	return 1;
488
489	if (isDetached)
490	{
491	RTMsgWarning("The background process holding collected metrics will shutdown\n"
492	"in few seconds, discarding all collected data and parameters.");
493	return 0;
494	}
495
496	#ifdef RT_OS_WINDOWS
497	SetConsoleCtrlHandler(ctrlHandler, true);
498	#endif /* RT_OS_WINDOWS */
499
500	RTPrintf("Time stamp Object Metric Value\n");
501
502	while (g_fKeepGoing)
503	{
504	RTPrintf("------------ ---------- -------------------- --------------------\n");
505	RTThreadSleep(period * 1000); // Sleep for 'period' seconds
506	char ts[15];
507
508	getTimestamp(ts, sizeof(ts));
509	com::SafeArray<BSTR> retNames;
510	com::SafeIfaceArray<IUnknown> retObjects;
511	com::SafeArray<BSTR> retUnits;
512	com::SafeArray<ULONG> retScales;
513	com::SafeArray<ULONG> retSequenceNumbers;
514	com::SafeArray<ULONG> retIndices;
515	com::SafeArray<ULONG> retLengths;
516	com::SafeArray<LONG> retData;
517	CHECK_ERROR (performanceCollector, QueryMetricsData(ComSafeArrayAsInParam(metrics),
518	ComSafeArrayAsInParam(objects),
519	ComSafeArrayAsOutParam(retNames),
520	ComSafeArrayAsOutParam(retObjects),
521	ComSafeArrayAsOutParam(retUnits),
522	ComSafeArrayAsOutParam(retScales),
523	ComSafeArrayAsOutParam(retSequenceNumbers),
524	ComSafeArrayAsOutParam(retIndices),
525	ComSafeArrayAsOutParam(retLengths),
526	ComSafeArrayAsOutParam(retData)) );
527	for (unsigned j = 0; j < retNames.size(); j++)
528	{
529	Bstr metricUnit(retUnits[j]);
530	Bstr metricName(retNames[j]);
531	RTPrintf("%-12s %-10ls %-20ls ", ts, getObjectName(aVirtualBox, retObjects[j]).raw(), metricName.raw());
532	const char *separator = "";
533	for (unsigned k = 0; k < retLengths[j]; k++)
534	{
535	if (retScales[j] == 1)
536	RTPrintf("%s%d %ls", separator, retData[retIndices[j] + k], metricUnit.raw());
537	else
538	RTPrintf("%s%d.%02d%ls", separator, retData[retIndices[j] + k] / retScales[j],
539	(retData[retIndices[j] + k] * 100 / retScales[j]) % 100, metricUnit.raw());
540	separator = ", ";
541	}
542	RTPrintf("\n");
543	}
544	RTStrmFlush(g_pStdOut);
545	}
546
547	#ifdef RT_OS_WINDOWS
548	SetConsoleCtrlHandler(ctrlHandler, false);
549	#endif /* RT_OS_WINDOWS */
550
551	return 0;
552	}
553
554	/**
555	* Enable metrics
556	*/
557	static int handleMetricsEnable(int argc, char *argv[],
558	ComPtr<IVirtualBox> aVirtualBox,
559	ComPtr<IPerformanceCollector> performanceCollector)
560	{
561	HRESULT rc;
562	com::SafeArray<BSTR> metrics;
563	com::SafeArray<BSTR> baseMetrics;
564	com::SafeIfaceArray<IUnknown> objects;
565	bool listMatches = false;
566	int i;
567
568	for (i = 1; i < argc; i++)
569	{
570	if ( !strcmp(argv[i], "--list")
571	\|\| !strcmp(argv[i], "-list"))
572	listMatches = true;
573	else
574	break; /* The rest of params should define the filter */
575	}
576
577	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
578	ComSafeArrayAsOutParam(metrics),
579	ComSafeArrayAsOutParam(baseMetrics),
580	ComSafeArrayAsOutParam(objects));
581	if (FAILED(rc))
582	return 1;
583
584	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
585	CHECK_ERROR(performanceCollector,
586	EnableMetrics(ComSafeArrayAsInParam(metrics),
587	ComSafeArrayAsInParam(objects),
588	ComSafeArrayAsOutParam(affectedMetrics)));
589	if (FAILED(rc))
590	return 2;
591
592	if (listMatches)
593	listAffectedMetrics(aVirtualBox,
594	ComSafeArrayAsInParam(affectedMetrics));
595
596	return 0;
597	}
598
599	/**
600	* Disable metrics
601	*/
602	static int handleMetricsDisable(int argc, char *argv[],
603	ComPtr<IVirtualBox> aVirtualBox,
604	ComPtr<IPerformanceCollector> performanceCollector)
605	{
606	HRESULT rc;
607	com::SafeArray<BSTR> metrics;
608	com::SafeArray<BSTR> baseMetrics;
609	com::SafeIfaceArray<IUnknown> objects;
610	bool listMatches = false;
611	int i;
612
613	for (i = 1; i < argc; i++)
614	{
615	if ( !strcmp(argv[i], "--list")
616	\|\| !strcmp(argv[i], "-list"))
617	listMatches = true;
618	else
619	break; /* The rest of params should define the filter */
620	}
621
622	rc = parseFilterParameters(argc - i, &argv[i], aVirtualBox,
623	ComSafeArrayAsOutParam(metrics),
624	ComSafeArrayAsOutParam(baseMetrics),
625	ComSafeArrayAsOutParam(objects));
626	if (FAILED(rc))
627	return 1;
628
629	com::SafeIfaceArray<IPerformanceMetric> affectedMetrics;
630	CHECK_ERROR(performanceCollector,
631	DisableMetrics(ComSafeArrayAsInParam(metrics),
632	ComSafeArrayAsInParam(objects),
633	ComSafeArrayAsOutParam(affectedMetrics)));
634	if (FAILED(rc))
635	return 2;
636
637	if (listMatches)
638	listAffectedMetrics(aVirtualBox,
639	ComSafeArrayAsInParam(affectedMetrics));
640
641	return 0;
642	}
643
644
645	int handleMetrics(HandlerArg *a)
646	{
647	int rc;
648
649	/* at least one option: subcommand name */
650	if (a->argc < 1)
651	return errorSyntax(USAGE_METRICS, "Subcommand missing");
652
653	ComPtr<IPerformanceCollector> performanceCollector;
654	CHECK_ERROR(a->virtualBox, COMGETTER(PerformanceCollector)(performanceCollector.asOutParam()));
655
656	if (!strcmp(a->argv[0], "list"))
657	rc = handleMetricsList(a->argc, a->argv, a->virtualBox, performanceCollector);
658	else if (!strcmp(a->argv[0], "setup"))
659	rc = handleMetricsSetup(a->argc, a->argv, a->virtualBox, performanceCollector);
660	else if (!strcmp(a->argv[0], "query"))
661	rc = handleMetricsQuery(a->argc, a->argv, a->virtualBox, performanceCollector);
662	else if (!strcmp(a->argv[0], "collect"))
663	rc = handleMetricsCollect(a->argc, a->argv, a->virtualBox, performanceCollector);
664	else if (!strcmp(a->argv[0], "enable"))
665	rc = handleMetricsEnable(a->argc, a->argv, a->virtualBox, performanceCollector);
666	else if (!strcmp(a->argv[0], "disable"))
667	rc = handleMetricsDisable(a->argc, a->argv, a->virtualBox, performanceCollector);
668	else
669	return errorSyntax(USAGE_METRICS, "Invalid subcommand '%s'", a->argv[0]);
670
671	return rc;
672	}
673
674	#endif /* VBOX_ONLY_DOCS */
675

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source: vbox/trunk/src/VBox/Frontends/VBoxManage/VBoxManageMetrics.cpp@ 42699

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