ovfreader.cpp@ 72015

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1	/* $Id: ovfreader.cpp 69500 2017-10-28 15:14:05Z vboxsync $ */
2	/** @file
3	* OVF reader declarations.
4	*
5	* Depends only on IPRT, including the RTCString and IPRT XML classes.
6	*/
7
8	/*
9	* Copyright (C) 2008-2017 Oracle Corporation
10	*
11	* This file is part of VirtualBox Open Source Edition (OSE), as
12	* available from http://www.virtualbox.org. This file is free software;
13	* you can redistribute it and/or modify it under the terms of the GNU
14	* General Public License (GPL) as published by the Free Software
15	* Foundation, in version 2 as it comes in the "COPYING" file of the
16	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
17	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
18	*/
19
20	#define LOG_GROUP LOG_GROUP_MAIN_APPLIANCE
21	#include "ovfreader.h"
22	#include <VBox/log.h>
23	#include <vector>
24
25	using namespace std;
26	using namespace ovf;
27
28
29
30	////////////////////////////////////////////////////////////////////////////////
31	//
32	// OVF reader implementation
33	//
34	////////////////////////////////////////////////////////////////////////////////
35
36	/**
37	* Constructor. This parses the given XML file out of the memory. Throws lots of exceptions
38	* on XML or OVF invalidity.
39	* @param pvBuf the memory buffer to parse
40	* @param cbSize the size of the memory buffer
41	* @param path path to a filename for error messages.
42	*/
43	OVFReader::OVFReader(const void *pvBuf, size_t cbSize, const RTCString &path)
44	: m_strPath(path)
45	{
46	xml::XmlMemParser parser;
47	parser.read(pvBuf, cbSize,
48	m_strPath,
49	m_doc);
50	/* Start the parsing */
51	parse();
52	}
53
54	/**
55	* Constructor. This opens the given XML file and parses it. Throws lots of exceptions
56	* on XML or OVF invalidity.
57	* @param path
58	*/
59	OVFReader::OVFReader(const RTCString &path)
60	: m_strPath(path)
61	{
62	xml::XmlFileParser parser;
63	parser.read(m_strPath,
64	m_doc);
65	/* Start the parsing */
66	parse();
67	}
68
69	void OVFReader::parse()
70	{
71	const xml::ElementNode *pRootElem = m_doc.getRootElement();
72	const xml::AttributeNode *pTypeAttr;
73	const char *pcszTypeAttr = "";
74	RTCString pcszNamespaceURI;
75
76	if (!pRootElem \|\| strcmp(pRootElem->getName(), "Envelope"))
77	throw OVFLogicError(N_("Root element in OVF file must be \"Envelope\"."));
78
79	pcszNamespaceURI = pRootElem->getNamespaceURI();
80	if(pcszNamespaceURI.isEmpty())
81	{
82	throw OVFLogicError(N_("Error reading namespace URI in 'Envelope' element, line %d"), pRootElem->getLineNumber());
83	}
84
85	if (strncmp(ovf::OVF20_URI_string, pcszNamespaceURI.c_str(), pcszNamespaceURI.length()) == 0)
86	{
87	m_envelopeData.setOVFVersion(ovf::OVFVersion_2_0);
88	}
89	else if (strncmp(OVF10_URI_string, pcszNamespaceURI.c_str(), pcszNamespaceURI.length()) == 0)
90	{
91	m_envelopeData.setOVFVersion(ovf::OVFVersion_1_0);
92	}
93	else
94	{
95	m_envelopeData.setOVFVersion(ovf::OVFVersion_0_9);
96	}
97
98	if ((pTypeAttr = pRootElem->findAttribute("lang", "xml")))
99	{
100	pcszTypeAttr = pTypeAttr->getValue();
101	m_envelopeData.lang = pcszTypeAttr;
102	}
103
104	// OVF has the following rough layout:
105	/*
106	-- <References> .... files referenced from other parts of the file, such as VMDK images
107	-- Metadata, comprised of several section commands
108	-- virtual machines, either a single <VirtualSystem>, or a <VirtualSystemCollection>
109	-- optionally <Strings> for localization
110	*/
111
112	// get all "File" child elements of "References" section so we can look up files easily;
113	// first find the "References" sections so we can look up files
114	xml::ElementNodesList listFileElements; // receives all /Envelope/References/File nodes
115	const xml::ElementNode *pReferencesElem;
116	if ((pReferencesElem = pRootElem->findChildElement("References")))
117	pReferencesElem->getChildElements(listFileElements, "File");
118
119	// now go though the sections
120	LoopThruSections(pReferencesElem, pRootElem);
121	}
122
123	/**
124	* Private helper method that goes thru the elements of the given "current" element in the OVF XML
125	* and handles the contained child elements (which can be "Section" or "Content" elements).
126	*
127	* @param pReferencesElem "References" element from OVF, for looking up file specifications;
128	* can be NULL if no such element is present.
129	* @param pCurElem Element whose children are to be analyzed here.
130	* @return
131	*/
132	void OVFReader::LoopThruSections(const xml::ElementNode *pReferencesElem,
133	const xml::ElementNode *pCurElem)
134	{
135	xml::NodesLoop loopChildren(*pCurElem);
136	const xml::ElementNode *pElem;
137	while ((pElem = loopChildren.forAllNodes()))
138	{
139	const char *pcszElemName = pElem->getName();
140	const xml::AttributeNode *pTypeAttr = pElem->findAttribute("type");
141	const char *pcszTypeAttr = pTypeAttr ? pTypeAttr->getValue() : "";
142
143	if ( !strcmp(pcszElemName, "DiskSection")
144	\|\| ( !strcmp(pcszElemName, "Section")
145	&& !strcmp(pcszTypeAttr, "ovf:DiskSection_Type")
146	)
147	)
148	{
149	HandleDiskSection(pReferencesElem, pElem);
150	}
151	else if ( !strcmp(pcszElemName, "NetworkSection")
152	\|\| ( !strcmp(pcszElemName, "Section")
153	&& !strcmp(pcszTypeAttr, "ovf:NetworkSection_Type")
154	)
155	)
156	{
157	HandleNetworkSection(pElem);
158	}
159	else if ( !strcmp(pcszElemName, "DeploymentOptionSection"))
160	{
161	/// @todo
162	}
163	else if ( !strcmp(pcszElemName, "Info"))
164	{
165	// child of VirtualSystemCollection -- TODO
166	}
167	else if ( !strcmp(pcszElemName, "ResourceAllocationSection"))
168	{
169	// child of VirtualSystemCollection -- TODO
170	}
171	else if ( !strcmp(pcszElemName, "StartupSection"))
172	{
173	// child of VirtualSystemCollection -- TODO
174	}
175	else if ( !strcmp(pcszElemName, "VirtualSystem")
176	\|\| ( !strcmp(pcszElemName, "Content")
177	&& !strcmp(pcszTypeAttr, "ovf:VirtualSystem_Type")
178	)
179	)
180	{
181	HandleVirtualSystemContent(pElem);
182	}
183	else if ( !strcmp(pcszElemName, "VirtualSystemCollection")
184	\|\| ( !strcmp(pcszElemName, "Content")
185	&& !strcmp(pcszTypeAttr, "ovf:VirtualSystemCollection_Type")
186	)
187	)
188	{
189	/// @todo ResourceAllocationSection
190
191	// recurse for this, since it has VirtualSystem elements as children
192	LoopThruSections(pReferencesElem, pElem);
193	}
194	}
195	}
196
197	/**
198	* Private helper method that handles disk sections in the OVF XML.
199	*
200	* Gets called indirectly from IAppliance::read().
201	*
202	* @param pReferencesElem "References" element from OVF, for looking up file
203	* specifications; can be NULL if no such element is
204	* present.
205	* @param pSectionElem Section element for which this helper is getting called.
206	*/
207	void OVFReader::HandleDiskSection(const xml::ElementNode *pReferencesElem,
208	const xml::ElementNode *pSectionElem)
209	{
210	// contains "Disk" child elements
211	xml::NodesLoop loopDisks(*pSectionElem, "Disk");
212	const xml::ElementNode *pelmDisk;
213	while ((pelmDisk = loopDisks.forAllNodes()))
214	{
215	DiskImage d;
216	const char *pcszBad = NULL;
217	const char *pcszDiskId;
218	const char *pcszFormat;
219	if (!pelmDisk->getAttributeValue("diskId", pcszDiskId))
220	pcszBad = "diskId";
221	else if (!pelmDisk->getAttributeValue("format", pcszFormat))
222	pcszBad = "format";
223	else if (!pelmDisk->getAttributeValue("capacity", d.iCapacity))
224	pcszBad = "capacity";
225	else
226	{
227	d.strDiskId = pcszDiskId;
228	d.strFormat = pcszFormat;
229
230	if (!pelmDisk->getAttributeValue("populatedSize", d.iPopulatedSize))
231	// optional
232	d.iPopulatedSize = -1;
233
234	// optional vbox:uuid attribute (if OVF was exported by VirtualBox != 3.2)
235	pelmDisk->getAttributeValue("uuid", d.uuidVBox, "vbox");
236
237	const char *pcszFileRef;
238	if (pelmDisk->getAttributeValue("fileRef", pcszFileRef)) // optional
239	{
240	// look up corresponding /References/File nodes (list built above)
241	const xml::ElementNode *pFileElem;
242	if ( pReferencesElem
243	&& (pFileElem = pReferencesElem->findChildElementFromId(pcszFileRef)) != NULL
244	)
245	{
246
247	// copy remaining values from file node then
248	const char *pcszBadInFile = NULL;
249	const char *pcszHref;
250	if (!pFileElem->getAttributeValue("href", pcszHref))
251	pcszBadInFile = "href";
252	else if (!pFileElem->getAttributeValue("size", d.iSize))
253	d.iSize = -1; // optional
254
255	d.strHref = pcszHref;
256
257	// if (!(pFileElem->getAttributeValue("size", d.iChunkSize))) TODO
258	d.iChunkSize = -1; // optional
259	const char *pcszCompression;
260	if (pFileElem->getAttributeValue("compression", pcszCompression))
261	d.strCompression = pcszCompression;
262
263	if (pcszBadInFile)
264	throw OVFLogicError(N_("Error reading \"%s\": missing or invalid attribute '%s' in 'File' element, line %d"),
265	m_strPath.c_str(),
266	pcszBadInFile,
267	pFileElem->getLineNumber());
268	}
269	else
270	throw OVFLogicError(N_("Error reading \"%s\": cannot find References/File element for ID '%s' referenced by 'Disk' element, line %d"),
271	m_strPath.c_str(),
272	pcszFileRef,
273	pelmDisk->getLineNumber());
274	}
275	}
276
277	if (pcszBad)
278	throw OVFLogicError(N_("Error reading \"%s\": missing or invalid attribute '%s' in 'DiskSection' element, line %d"),
279	m_strPath.c_str(),
280	pcszBad,
281	pelmDisk->getLineNumber());
282
283	// suggest a size in megabytes to help callers with progress reports
284	d.ulSuggestedSizeMB = 0;
285	if (d.iCapacity != -1)
286	d.ulSuggestedSizeMB = (uint32_t)(d.iCapacity / _1M);
287	else if (d.iPopulatedSize != -1)
288	d.ulSuggestedSizeMB = (uint32_t)(d.iPopulatedSize / _1M);
289	else if (d.iSize != -1)
290	d.ulSuggestedSizeMB = (uint32_t)(d.iSize / _1M);
291	if (d.ulSuggestedSizeMB == 0)
292	d.ulSuggestedSizeMB = 10000; // assume 10 GB, this is for the progress bar only anyway
293
294	m_mapDisks[d.strDiskId] = d;
295	}
296	}
297
298	/**
299	* Private helper method that handles network sections in the OVF XML.
300	* Gets called indirectly from IAppliance::read().
301	*
302	* @return
303	*/
304	void OVFReader::HandleNetworkSection(const xml::ElementNode * /* pSectionElem */)
305	{
306	// we ignore network sections for now
307
308	// xml::NodesLoop loopNetworks(*pSectionElem, "Network");
309	// const xml::Node *pelmNetwork;
310	// while ((pelmNetwork = loopNetworks.forAllNodes()))
311	// {
312	// Network n;
313	// if (!(pelmNetwork->getAttributeValue("name", n.strNetworkName)))
314	// return setError(VBOX_E_FILE_ERROR,
315	// tr("Error reading \"%s\": missing 'name' attribute in 'Network', line %d"),
316	// pcszPath,
317	// pelmNetwork->getLineNumber());
318	//
319	// m->mapNetworks[n.strNetworkName] = n;
320	// }
321	}
322
323	/**
324	* Private helper method that handles a "VirtualSystem" element in the OVF XML.
325	* Gets called indirectly from IAppliance::read().
326	*
327	* @param pelmVirtualSystem
328	* @return
329	*/
330	void OVFReader::HandleVirtualSystemContent(const xml::ElementNode *pelmVirtualSystem)
331	{
332	/* Create a new virtual system and work directly on the list copy. */
333	m_llVirtualSystems.push_back(VirtualSystem());
334	VirtualSystem &vsys = m_llVirtualSystems.back();
335
336	// peek under the <VirtualSystem> node whether we have a <vbox:Machine> node;
337	// that case case, the caller can completely ignore the OVF but only load the VBox machine XML
338	vsys.pelmVBoxMachine = pelmVirtualSystem->findChildElementNS("vbox", "Machine");
339
340	// now look for real OVF
341	const xml::AttributeNode *pIdAttr = pelmVirtualSystem->findAttribute("id");
342	if (pIdAttr)
343	vsys.strName = pIdAttr->getValue();
344
345	xml::NodesLoop loop(*pelmVirtualSystem); // all child elements
346	const xml::ElementNode *pelmThis;
347	while ((pelmThis = loop.forAllNodes()))
348	{
349	const char *pcszElemName = pelmThis->getName();
350	const char *pcszTypeAttr = "";
351	if (!strcmp(pcszElemName, "Section")) // OVF 0.9 used "Section" element always with a varying "type" attribute
352	{
353	const xml::AttributeNode *pTypeAttr = pelmThis->findAttribute("type");
354	if (pTypeAttr)
355	pcszTypeAttr = pTypeAttr->getValue();
356	else
357	throw OVFLogicError(N_("Error reading \"%s\": element \"Section\" has no \"type\" attribute, line %d"),
358	m_strPath.c_str(),
359	pelmThis->getLineNumber());
360	}
361
362	if ( !strcmp(pcszElemName, "EulaSection")
363	\|\| !strcmp(pcszTypeAttr, "ovf:EulaSection_Type")
364	)
365	{
366	/* <EulaSection>
367	<Info ovf:msgid="6">License agreement for the Virtual System.</Info>
368	<License ovf:msgid="1">License terms can go in here.</License>
369	</EulaSection> */
370
371	const xml::ElementNode *pelmLicense;
372	if ((pelmLicense = pelmThis->findChildElement("License")))
373	vsys.strLicenseText = pelmLicense->getValue();
374	}
375	if ( !strcmp(pcszElemName, "ProductSection")
376	\|\| !strcmp(pcszTypeAttr, "ovf:ProductSection_Type")
377	)
378	{
379	/* <Section ovf:required="false" xsi:type="ovf:ProductSection_Type">
380	<Info>Meta-information about the installed software</Info>
381	<Product>VAtest</Product>
382	<Vendor>SUN Microsystems</Vendor>
383	<Version>10.0</Version>
384	<ProductUrl>http://blogs.sun.com/VirtualGuru</ProductUrl>
385	<VendorUrl>http://www.sun.com</VendorUrl>
386	</Section> */
387	const xml::ElementNode *pelmProduct;
388	if ((pelmProduct = pelmThis->findChildElement("Product")))
389	vsys.strProduct = pelmProduct->getValue();
390	const xml::ElementNode *pelmVendor;
391	if ((pelmVendor = pelmThis->findChildElement("Vendor")))
392	vsys.strVendor = pelmVendor->getValue();
393	const xml::ElementNode *pelmVersion;
394	if ((pelmVersion = pelmThis->findChildElement("Version")))
395	vsys.strVersion = pelmVersion->getValue();
396	const xml::ElementNode *pelmProductUrl;
397	if ((pelmProductUrl = pelmThis->findChildElement("ProductUrl")))
398	vsys.strProductUrl = pelmProductUrl->getValue();
399	const xml::ElementNode *pelmVendorUrl;
400	if ((pelmVendorUrl = pelmThis->findChildElement("VendorUrl")))
401	vsys.strVendorUrl = pelmVendorUrl->getValue();
402	}
403	else if ( !strcmp(pcszElemName, "VirtualHardwareSection")
404	\|\| !strcmp(pcszTypeAttr, "ovf:VirtualHardwareSection_Type")
405	)
406	{
407	const xml::ElementNode pelmSystem, pelmVirtualSystemType;
408	if ((pelmSystem = pelmThis->findChildElement("System")))
409	{
410	/* <System>
411	<vssd:Description>Description of the virtual hardware section.</vssd:Description>
412	<vssd:ElementName>vmware</vssd:ElementName>
413	<vssd:InstanceID>1</vssd:InstanceID>
414	<vssd:VirtualSystemIdentifier>MyLampService</vssd:VirtualSystemIdentifier>
415	<vssd:VirtualSystemType>vmx-4</vssd:VirtualSystemType>
416	</System>*/
417	if ((pelmVirtualSystemType = pelmSystem->findChildElement("VirtualSystemType")))
418	vsys.strVirtualSystemType = pelmVirtualSystemType->getValue();
419	}
420
421	/* Parse the items into the hardware item vector. */
422	{
423	std::map<uint32_t, const VirtualHardwareItem *> mapHardwareItems;
424	xml::NodesLoop childrenIterator(*pelmThis);
425	const xml::ElementNode *pelmItem;
426	while ((pelmItem = childrenIterator.forAllNodes()) != NULL)
427	{
428	/* Parse according to type. */
429	VirtualHardwareItem *pItem;
430	const char *pszName = pelmItem->getName();
431	if (RTStrCmp(pszName, "Item") == 0)
432	pItem = new VirtualHardwareItem();
433	else if (RTStrCmp(pszName, "StorageItem") == 0)
434	pItem = new StorageItem();
435	else if (RTStrCmp(pszName, "EthernetPortItem") == 0)
436	pItem = new EthernetPortItem();
437	else
438	continue;
439	vsys.vecHardwareItems.push_back(pItem);
440	pItem->ulLineNumber = pelmItem->getLineNumber();
441	pItem->fillItem(pelmItem);
442
443	/* validate */
444	try
445	{
446	pItem->checkConsistencyAndCompliance();
447	}
448	catch (OVFLogicError &e)
449	{
450	throw OVFLogicError(N_("Error reading \"%s\": \"%s\""), m_strPath.c_str(), e.what());
451	}
452
453	/* Add to mapping vector (for parent ID lookups) if it has a valid instance ID. */
454	if (pItem->ulInstanceID != 0)
455	{
456	std::map<uint32_t, const VirtualHardwareItem *>::const_iterator itDup;
457	itDup = mapHardwareItems.find(pItem->ulInstanceID);
458	if (itDup == mapHardwareItems.end())
459	mapHardwareItems[pItem->ulInstanceID] = pItem;
460	else
461	#if 1
462	LogRel(("OVFREADER: Warning reading '%s'! Duplicate ulInstanceID %u on line %u, previous at %u!\n",
463	m_strPath.c_str(), pItem->ulInstanceID, pItem->ulLineNumber, itDup->second->ulLineNumber));
464	#else
465	throw OVFLogicError(N_("Error reading '%s': Duplicate ulInstanceID %u on line %u, previous at %u"),
466	m_strPath.c_str(), pItem->ulInstanceID,
467	pItem->ulLineNumber, itDup->second->ulLineNumber);
468	#endif
469	}
470	}
471	}
472
473	HardDiskController *pPrimaryIDEController = NULL;// will be set once found
474
475	// now go thru all hardware items and handle them according to their type;
476	// in this first loop we handle all items _except_ hard disk images,
477	// which we'll handle in a second loop below
478	HardwareItemVector::const_iterator itH;
479	for (itH = vsys.vecHardwareItems.begin(); itH != vsys.vecHardwareItems.end(); ++itH)
480	{
481	const VirtualHardwareItem &i = **itH;
482
483	// do some analysis
484	switch (i.resourceType)
485	{
486	case ResourceType_Processor: // 3
487	/* <rasd:Caption>1 virtual CPU</rasd:Caption>
488	<rasd:Description>Number of virtual CPUs</rasd:Description>
489	<rasd:ElementName>virtual CPU</rasd:ElementName>
490	<rasd:InstanceID>1</rasd:InstanceID>
491	<rasd:ResourceType>3</rasd:ResourceType>
492	<rasd:VirtualQuantity>1</rasd:VirtualQuantity>*/
493	if (i.ullVirtualQuantity < UINT16_MAX)
494	vsys.cCPUs = (uint16_t)i.ullVirtualQuantity;
495	else
496	throw OVFLogicError(N_("Error reading \"%s\": CPU count %RI64 is larger than %d, line %d"),
497	m_strPath.c_str(),
498	i.ullVirtualQuantity,
499	UINT16_MAX,
500	i.ulLineNumber);
501	break;
502
503	case ResourceType_Memory: // 4
504	if ( i.strAllocationUnits == "MegaBytes" // found in OVF created by OVF toolkit
505	\|\| i.strAllocationUnits == "MB" // found in MS docs
506	\|\| i.strAllocationUnits == "byte * 2^20" // suggested by OVF spec DSP0243 page 21
507	)
508	vsys.ullMemorySize = i.ullVirtualQuantity * _1M;
509	else
510	throw OVFLogicError(N_("Error reading \"%s\": Invalid allocation unit \"%s\" specified with memory size item, line %d"),
511	m_strPath.c_str(),
512	i.strAllocationUnits.c_str(),
513	i.ulLineNumber);
514	break;
515
516	case ResourceType_IDEController: // 5
517	{
518	/* <Item>
519	<rasd:Caption>ideController0</rasd:Caption>
520	<rasd:Description>IDE Controller</rasd:Description>
521	<rasd:InstanceId>5</rasd:InstanceId>
522	<rasd:ResourceType>5</rasd:ResourceType>
523	<rasd:Address>0</rasd:Address>
524	<rasd:BusNumber>0</rasd:BusNumber>
525	</Item> */
526	HardDiskController hdc;
527	hdc.system = HardDiskController::IDE;
528	hdc.idController = i.ulInstanceID;
529	hdc.strControllerType = i.strResourceSubType;
530
531	hdc.lAddress = i.lAddress;
532
533	if (!pPrimaryIDEController)
534	// this is the first IDE controller found: then mark it as "primary"
535	hdc.fPrimary = true;
536	else
537	{
538	// this is the second IDE controller found: If VMware exports two
539	// IDE controllers, it seems that they are given an "Address" of 0
540	// an 1, respectively, so assume address=0 means primary controller
541	if ( pPrimaryIDEController->lAddress == 0
542	&& hdc.lAddress == 1
543	)
544	{
545	pPrimaryIDEController->fPrimary = true;
546	hdc.fPrimary = false;
547	}
548	else if ( pPrimaryIDEController->lAddress == 1
549	&& hdc.lAddress == 0
550	)
551	{
552	pPrimaryIDEController->fPrimary = false;
553	hdc.fPrimary = false;
554	}
555	else
556	// then we really can't tell, just hope for the best
557	hdc.fPrimary = false;
558	}
559
560	vsys.mapControllers[i.ulInstanceID] = hdc;
561	if (!pPrimaryIDEController)
562	pPrimaryIDEController = &vsys.mapControllers[i.ulInstanceID];
563	break;
564	}
565
566	case ResourceType_ParallelSCSIHBA: // 6 SCSI controller
567	{
568	/* <Item>
569	<rasd:Caption>SCSI Controller 0 - LSI Logic</rasd:Caption>
570	<rasd:Description>SCI Controller</rasd:Description>
571	<rasd:ElementName>SCSI controller</rasd:ElementName>
572	<rasd:InstanceID>4</rasd:InstanceID>
573	<rasd:ResourceSubType>LsiLogic</rasd:ResourceSubType>
574	<rasd:ResourceType>6</rasd:ResourceType>
575	</Item> */
576	HardDiskController hdc;
577	hdc.system = HardDiskController::SCSI;
578	hdc.idController = i.ulInstanceID;
579	hdc.strControllerType = i.strResourceSubType;
580
581	vsys.mapControllers[i.ulInstanceID] = hdc;
582	break;
583	}
584
585	case ResourceType_EthernetAdapter: // 10
586	{
587	/* <Item>
588	<rasd:Caption>Ethernet adapter on 'Bridged'</rasd:Caption>
589	<rasd:AutomaticAllocation>true</rasd:AutomaticAllocation>
590	<rasd:Connection>Bridged</rasd:Connection>
591	<rasd:InstanceID>6</rasd:InstanceID>
592	<rasd:ResourceType>10</rasd:ResourceType>
593	<rasd:ResourceSubType>E1000</rasd:ResourceSubType>
594	</Item>
595
596	OVF spec DSP 0243 page 21:
597	"For an Ethernet adapter, this specifies the abstract network connection name
598	for the virtual machine. All Ethernet adapters that specify the same abstract
599	network connection name within an OVF package shall be deployed on the same
600	network. The abstract network connection name shall be listed in the NetworkSection
601	at the outermost envelope level." */
602
603	// only store the name
604	EthernetAdapter ea;
605	ea.strAdapterType = i.strResourceSubType;
606	ea.strNetworkName = i.strConnection;
607	vsys.llEthernetAdapters.push_back(ea);
608	break;
609	}
610
611	case ResourceType_FloppyDrive: // 14
612	vsys.fHasFloppyDrive = true; // we have no additional information
613	break;
614
615	case ResourceType_CDDrive: // 15
616	/* <Item ovf:required="false">
617	<rasd:Caption>cdrom1</rasd:Caption>
618	<rasd:InstanceId>7</rasd:InstanceId>
619	<rasd:ResourceType>15</rasd:ResourceType>
620	<rasd:AutomaticAllocation>true</rasd:AutomaticAllocation>
621	<rasd:Parent>5</rasd:Parent>
622	<rasd:AddressOnParent>0</rasd:AddressOnParent>
623	</Item> */
624	// I tried to see what happens if I set an ISO for the CD-ROM in VMware Workstation,
625	// but then the ovftool dies with "Device backing not supported". So I guess if
626	// VMware can't export ISOs, then we don't need to be able to import them right now.
627	vsys.fHasCdromDrive = true; // we have no additional information
628	break;
629
630	case ResourceType_HardDisk: // 17
631	// handled separately in second loop below
632	break;
633
634	case ResourceType_OtherStorageDevice: // 20 SATA controller
635	{
636	/* <Item>
637	<rasd:Description>SATA Controller</rasd:Description>
638	<rasd:Caption>sataController0</rasd:Caption>
639	<rasd:InstanceID>4</rasd:InstanceID>
640	<rasd:ResourceType>20</rasd:ResourceType>
641	<rasd:ResourceSubType>AHCI</rasd:ResourceSubType>
642	<rasd:Address>0</rasd:Address>
643	<rasd:BusNumber>0</rasd:BusNumber>
644	</Item> */
645	if ( i.strResourceSubType.compare("AHCI", RTCString::CaseInsensitive) == 0
646	\|\| i.strResourceSubType.compare("vmware.sata.ahci", RTCString::CaseInsensitive) == 0)
647	{
648	HardDiskController hdc;
649	hdc.system = HardDiskController::SATA;
650	hdc.idController = i.ulInstanceID;
651	hdc.strControllerType = i.strResourceSubType;
652
653	vsys.mapControllers[i.ulInstanceID] = hdc;
654	}
655	else
656	throw OVFLogicError(N_("Error reading \"%s\": Host resource of type \"Other Storage Device (%d)\" is supported with SATA AHCI controllers only, line %d (subtype:%s)"),
657	m_strPath.c_str(),
658	ResourceType_OtherStorageDevice,
659	i.ulLineNumber, i.strResourceSubType.c_str() );
660	break;
661	}
662
663	case ResourceType_USBController: // 23
664	/* <Item ovf:required="false">
665	<rasd:Caption>usb</rasd:Caption>
666	<rasd:Description>USB Controller</rasd:Description>
667	<rasd:InstanceId>3</rasd:InstanceId>
668	<rasd:ResourceType>23</rasd:ResourceType>
669	<rasd:Address>0</rasd:Address>
670	<rasd:BusNumber>0</rasd:BusNumber>
671	</Item> */
672	vsys.fHasUsbController = true; // we have no additional information
673	break;
674
675	case ResourceType_SoundCard: // 35
676	/* <Item ovf:required="false">
677	<rasd:Caption>sound</rasd:Caption>
678	<rasd:Description>Sound Card</rasd:Description>
679	<rasd:InstanceId>10</rasd:InstanceId>
680	<rasd:ResourceType>35</rasd:ResourceType>
681	<rasd:ResourceSubType>ensoniq1371</rasd:ResourceSubType>
682	<rasd:AutomaticAllocation>false</rasd:AutomaticAllocation>
683	<rasd:AddressOnParent>3</rasd:AddressOnParent>
684	</Item> */
685	vsys.strSoundCardType = i.strResourceSubType;
686	break;
687
688	default:
689	{
690	/* If this unknown resource type isn't required, we simply skip it. */
691	if (i.fResourceRequired)
692	{
693	throw OVFLogicError(N_("Error reading \"%s\": Unknown resource type %d in hardware item, line %d"),
694	m_strPath.c_str(),
695	i.resourceType,
696	i.ulLineNumber);
697	}
698	}
699	} // end switch
700	}
701
702	// now run through the items for a second time, but handle only
703	// hard disk images; otherwise the code would fail if a hard
704	// disk image appears in the OVF before its hard disk controller
705	for (itH = vsys.vecHardwareItems.begin(); itH != vsys.vecHardwareItems.end(); ++itH)
706	{
707	const VirtualHardwareItem &i = **itH;
708
709	// do some analysis
710	switch (i.resourceType)
711	{
712	case ResourceType_CDDrive: // 15
713	/* <Item ovf:required="false">
714	<rasd:Caption>cdrom1</rasd:Caption>
715	<rasd:InstanceId>7</rasd:InstanceId>
716	<rasd:ResourceType>15</rasd:ResourceType>
717	<rasd:AutomaticAllocation>true</rasd:AutomaticAllocation>
718	<rasd:Parent>5</rasd:Parent>
719	<rasd:AddressOnParent>0</rasd:AddressOnParent>
720	</Item> */
721	case ResourceType_HardDisk: // 17
722	{
723	/* <Item>
724	<rasd:Caption>Harddisk 1</rasd:Caption>
725	<rasd:Description>HD</rasd:Description>
726	<rasd:ElementName>Hard Disk</rasd:ElementName>
727	<rasd:HostResource>ovf://disk/lamp</rasd:HostResource>
728	<rasd:InstanceID>5</rasd:InstanceID>
729	<rasd:Parent>4</rasd:Parent>
730	<rasd:ResourceType>17</rasd:ResourceType>
731	</Item> */
732
733	// look up the hard disk controller element whose InstanceID equals our Parent;
734	// this is how the connection is specified in OVF
735	ControllersMap::const_iterator it = vsys.mapControllers.find(i.ulParent);
736	if (it == vsys.mapControllers.end())
737	throw OVFLogicError(N_("Error reading \"%s\": Disk item with instance ID %d specifies invalid parent %d, line %d"),
738	m_strPath.c_str(),
739	i.ulInstanceID,
740	i.ulParent,
741	i.ulLineNumber);
742
743	VirtualDisk vd;
744	vd.idController = i.ulParent;
745	i.strAddressOnParent.toInt(vd.ulAddressOnParent);
746	// ovf://disk/lamp
747	// 123456789012345
748	if (i.strHostResource.startsWith("ovf://disk/"))
749	vd.strDiskId = i.strHostResource.substr(11);
750	else if (i.strHostResource.startsWith("ovf:/disk/"))
751	vd.strDiskId = i.strHostResource.substr(10);
752	else if (i.strHostResource.startsWith("/disk/"))
753	vd.strDiskId = i.strHostResource.substr(6);
754
755	//the error may be missed for CD, because CD can be empty
756	if ((vd.strDiskId.isEmpty() \|\| (m_mapDisks.find(vd.strDiskId) == m_mapDisks.end()))
757	&& i.resourceType == ResourceType_HardDisk)
758	throw OVFLogicError(N_("Error reading \"%s\": Disk item with instance ID %d specifies invalid host resource \"%s\", line %d"),
759	m_strPath.c_str(),
760	i.ulInstanceID,
761	i.strHostResource.c_str(),
762	i.ulLineNumber);
763
764	vsys.mapVirtualDisks[vd.strDiskId] = vd;
765	break;
766	}
767	default:
768	break;
769	}
770	}
771	}
772	else if ( !strcmp(pcszElemName, "OperatingSystemSection")
773	\|\| !strcmp(pcszTypeAttr, "ovf:OperatingSystemSection_Type")
774	)
775	{
776	uint64_t cimos64;
777	if (!(pelmThis->getAttributeValue("id", cimos64)))
778	throw OVFLogicError(N_("Error reading \"%s\": missing or invalid 'ovf:id' attribute in operating system section element, line %d"),
779	m_strPath.c_str(),
780	pelmThis->getLineNumber());
781
782	vsys.cimos = (CIMOSType_T)cimos64;
783	const xml::ElementNode *pelmCIMOSDescription;
784	if ((pelmCIMOSDescription = pelmThis->findChildElement("Description")))
785	vsys.strCimosDesc = pelmCIMOSDescription->getValue();
786
787	const xml::ElementNode *pelmVBoxOSType;
788	if ((pelmVBoxOSType = pelmThis->findChildElementNS("vbox", // namespace
789	"OSType"))) // element name
790	vsys.strTypeVBox = pelmVBoxOSType->getValue();
791	}
792	else if ( (!strcmp(pcszElemName, "AnnotationSection"))
793	\|\| (!strcmp(pcszTypeAttr, "ovf:AnnotationSection_Type"))
794	)
795	{
796	const xml::ElementNode *pelmAnnotation;
797	if ((pelmAnnotation = pelmThis->findChildElement("Annotation")))
798	vsys.strDescription = pelmAnnotation->getValue();
799	}
800	}
801	}
802
803	void VirtualHardwareItem::fillItem(const xml::ElementNode *item)
804	{
805	xml::NodesLoop loopItemChildren(*item);// all child elements
806	const xml::ElementNode *pelmItemChild;
807	while ((pelmItemChild = loopItemChildren.forAllNodes()))
808	{
809	const char *pcszItemChildName = pelmItemChild->getName();
810	if (!strcmp(pcszItemChildName, "Description"))
811	strDescription = pelmItemChild->getValue();
812	else if (!strcmp(pcszItemChildName, "Caption"))
813	strCaption = pelmItemChild->getValue();
814	else if (!strcmp(pcszItemChildName, "ElementName"))
815	strElementName = pelmItemChild->getValue();
816	else if ( !strcmp(pcszItemChildName, "InstanceID")
817	\|\| !strcmp(pcszItemChildName, "InstanceId") )
818	pelmItemChild->copyValue(ulInstanceID);
819	else if (!strcmp(pcszItemChildName, "HostResource"))
820	strHostResource = pelmItemChild->getValue();
821	else if (!strcmp(pcszItemChildName, "ResourceType"))
822	{
823	uint32_t ulType;
824	pelmItemChild->copyValue(ulType);
825	resourceType = (ResourceType_T)ulType;
826	fResourceRequired = true;
827	const char *pcszAttValue;
828	if (item->getAttributeValue("required", pcszAttValue))
829	{
830	if (!strcmp(pcszAttValue, "false"))
831	fResourceRequired = false;
832	}
833	}
834	else if (!strcmp(pcszItemChildName, "OtherResourceType"))
835	strOtherResourceType = pelmItemChild->getValue();
836	else if (!strcmp(pcszItemChildName, "ResourceSubType"))
837	strResourceSubType = pelmItemChild->getValue();
838	else if (!strcmp(pcszItemChildName, "AutomaticAllocation"))
839	fAutomaticAllocation = (!strcmp(pelmItemChild->getValue(), "true")) ? true : false;
840	else if (!strcmp(pcszItemChildName, "AutomaticDeallocation"))
841	fAutomaticDeallocation = (!strcmp(pelmItemChild->getValue(), "true")) ? true : false;
842	else if (!strcmp(pcszItemChildName, "Parent"))
843	pelmItemChild->copyValue(ulParent);
844	else if (!strcmp(pcszItemChildName, "Connection"))
845	strConnection = pelmItemChild->getValue();
846	else if (!strcmp(pcszItemChildName, "Address"))
847	{
848	strAddress = pelmItemChild->getValue();
849	pelmItemChild->copyValue(lAddress);
850	}
851	else if (!strcmp(pcszItemChildName, "AddressOnParent"))
852	strAddressOnParent = pelmItemChild->getValue();
853	else if (!strcmp(pcszItemChildName, "AllocationUnits"))
854	strAllocationUnits = pelmItemChild->getValue();
855	else if (!strcmp(pcszItemChildName, "VirtualQuantity"))
856	pelmItemChild->copyValue(ullVirtualQuantity);
857	else if (!strcmp(pcszItemChildName, "Reservation"))
858	pelmItemChild->copyValue(ullReservation);
859	else if (!strcmp(pcszItemChildName, "Limit"))
860	pelmItemChild->copyValue(ullLimit);
861	else if (!strcmp(pcszItemChildName, "Weight"))
862	pelmItemChild->copyValue(ullWeight);
863	else if (!strcmp(pcszItemChildName, "ConsumerVisibility"))
864	strConsumerVisibility = pelmItemChild->getValue();
865	else if (!strcmp(pcszItemChildName, "MappingBehavior"))
866	strMappingBehavior = pelmItemChild->getValue();
867	else if (!strcmp(pcszItemChildName, "PoolID"))
868	strPoolID = pelmItemChild->getValue();
869	else if (!strcmp(pcszItemChildName, "BusNumber"))
870	pelmItemChild->copyValue(ulBusNumber);
871	// else if (pelmItemChild->getPrefix() == NULL
872	// \|\| strcmp(pelmItemChild->getPrefix(), "vmw"))
873	// throw OVFLogicError(N_("Unknown element \"%s\" under Item element, line %d"),
874	// pcszItemChildName,
875	// ulLineNumber);
876	}
877	}
878
879	void VirtualHardwareItem::_checkConsistencyAndCompliance() RT_THROW(OVFLogicError)
880	{
881	RTCString name = getItemName();
882	if (resourceType == 0)
883	throw OVFLogicError(N_("Empty element ResourceType under %s element, line %d. see DMTF Schema Documentation %s"),
884	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
885
886	/* Don't be too uptight about the ulInstanceID value. There are OVAs out
887	there which have ulInstanceID="%iid% for memory for instance, which is
888	no good reason for not being able to process them. bugref:8997 */
889	if (ulInstanceID == 0)
890	{
891	if ( resourceType == ResourceType_IDEController
892	\|\| resourceType == ResourceType_OtherStorageDevice
893	\|\| resourceType == ResourceType_ParallelSCSIHBA
894	\|\| resourceType == ResourceType_iSCSIHBA //??
895	\|\| resourceType == ResourceType_IBHCA ) //??
896	throw OVFLogicError(N_("Element InstanceID is absent under %s element, line %d. see DMTF Schema Documentation %s"),
897	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
898	else
899	LogRel(("OVFREADER: Warning: Ignoring missing or invalid ulInstanceID under element %s, line %u\n",
900	name.c_str(), ulLineNumber));
901	}
902	}
903
904	void StorageItem::fillItem(const xml::ElementNode *item)
905	{
906	VirtualHardwareItem::fillItem(item);
907
908	xml::NodesLoop loopItemChildren(*item);// all child elements
909	const xml::ElementNode *pelmItemChild;
910	while ((pelmItemChild = loopItemChildren.forAllNodes()))
911	{
912	const char *pcszItemChildName = pelmItemChild->getName();
913	if (!strcmp(pcszItemChildName, "HostExtentName"))
914	strHostExtentName = pelmItemChild->getValue();
915	else if (!strcmp(pcszItemChildName, "OtherHostExtentNameFormat"))
916	strOtherHostExtentNameFormat = pelmItemChild->getValue();
917	else if (!strcmp(pcszItemChildName, "OtherHostExtentNameNamespace"))
918	strOtherHostExtentNameNamespace = pelmItemChild->getValue();
919	else if (!strcmp(pcszItemChildName, "VirtualQuantityUnits"))
920	strVirtualQuantityUnits = pelmItemChild->getValue();
921	else if (!strcmp(pcszItemChildName, "Access"))
922	{
923	uint32_t temp;
924	pelmItemChild->copyValue(temp);
925	accessType = (StorageAccessType_T)temp;
926	}
927	else if (!strcmp(pcszItemChildName, "HostExtentNameFormat"))
928	{
929	}
930	else if (!strcmp(pcszItemChildName, "HostExtentNameNamespace"))
931	{
932	}
933	else if (!strcmp(pcszItemChildName, "HostExtentStartingAddress"))
934	{
935	}
936	else if (!strcmp(pcszItemChildName, "HostResourceBlockSize"))
937	{
938	int64_t temp;
939	pelmItemChild->copyValue(temp);
940	hostResourceBlockSize = temp;
941	}
942	else if (!strcmp(pcszItemChildName, "Limit"))
943	{
944	int64_t temp;
945	pelmItemChild->copyValue(temp);
946	limit = temp;
947	}
948	else if (!strcmp(pcszItemChildName, "Reservation"))
949	{
950	int64_t temp;
951	pelmItemChild->copyValue(temp);
952	reservation = temp;
953	}
954	else if (!strcmp(pcszItemChildName, "VirtualQuantity"))
955	{
956	int64_t temp;
957	pelmItemChild->copyValue(temp);
958	virtualQuantity = temp;
959	}
960	else if (!strcmp(pcszItemChildName, "VirtualResourceBlockSize"))
961	{
962	int64_t temp;
963	pelmItemChild->copyValue(temp);
964	virtualResourceBlockSize = temp;
965	}
966	}
967	}
968
969
970	void StorageItem::_checkConsistencyAndCompliance() RT_THROW(OVFLogicError)
971	{
972	VirtualHardwareItem::_checkConsistencyAndCompliance();
973
974	RTCString name = getItemName();
975
976	if (accessType == StorageAccessType_Unknown)
977	{
978	//throw OVFLogicError(N_("Access type is unknown under %s element, line %d"),
979	// name.c_str(), ulLineNumber);
980	}
981
982	if (hostResourceBlockSize <= 0 && reservation > 0)
983	{
984	throw OVFLogicError(N_("Element HostResourceBlockSize is absent under %s element, line %d. "
985	"see DMTF Schema Documentation %s"),
986	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
987	}
988
989	if (virtualResourceBlockSize <= 0 && virtualQuantity > 0)
990	{
991	throw OVFLogicError(N_("Element VirtualResourceBlockSize is absent under %s element, line %d. "
992	"see DMTF Schema Documentation %s"),
993	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
994	}
995
996	if (virtualQuantity > 0 && strVirtualQuantityUnits.isEmpty())
997	{
998	throw OVFLogicError(N_("Element VirtualQuantityUnits is absent under %s element, line %d. "
999	"see DMTF Schema Documentation %s"),
1000	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
1001	}
1002
1003	if (virtualResourceBlockSize <= 1 &&
1004	strVirtualQuantityUnits.compare(RTCString("count"), RTCString::CaseInsensitive) == 0
1005	)
1006	{
1007	throw OVFLogicError(N_("Element VirtualQuantityUnits is set to \"count\" "
1008	"while VirtualResourceBlockSize is set to 1. "
1009	"under %s element, line %d. "
1010	"It's needed to change on \"byte\". "
1011	"see DMTF Schema Documentation %s"),
1012	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
1013	}
1014	}
1015
1016	void EthernetPortItem::fillItem(const xml::ElementNode *item)
1017	{
1018	VirtualHardwareItem::fillItem(item);
1019
1020	xml::NodesLoop loopItemChildren(*item);// all child elements
1021	const xml::ElementNode *pelmItemChild;
1022	while ((pelmItemChild = loopItemChildren.forAllNodes()))
1023	{
1024	}
1025	}
1026
1027	void EthernetPortItem::_checkConsistencyAndCompliance() RT_THROW(OVFLogicError)
1028	{
1029	VirtualHardwareItem::_checkConsistencyAndCompliance();
1030	}
1031
1032	////////////////////////////////////////////////////////////////////////////////
1033	//
1034	// Errors
1035	//
1036	////////////////////////////////////////////////////////////////////////////////
1037
1038	OVFLogicError::OVFLogicError(const char *aFormat, ...)
1039	{
1040	char *pszNewMsg;
1041	va_list args;
1042	va_start(args, aFormat);
1043	RTStrAPrintfV(&pszNewMsg, aFormat, args);
1044	setWhat(pszNewMsg);
1045	RTStrFree(pszNewMsg);
1046	va_end(args);
1047	}

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source: vbox/trunk/src/VBox/Main/xml/ovfreader.cpp@ 72015

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