ovfreader.cpp@ 84347

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1	/* $Id: ovfreader.cpp 82968 2020-02-04 10:35:17Z 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) 2008-2020 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	* Default Constructor.
38	* Should be used if you don't have an OVF file, but want to fill the data
39	* m_mapDisks, m_llVirtualSystems manually
40	*/
41	OVFReader::OVFReader()
42	{
43	}
44
45	/**
46	* Constructor. This parses the given XML file out of the memory. Throws lots of exceptions
47	* on XML or OVF invalidity.
48	* @param pvBuf the memory buffer to parse
49	* @param cbSize the size of the memory buffer
50	* @param path path to a filename for error messages.
51	*/
52	OVFReader::OVFReader(const void *pvBuf, size_t cbSize, const RTCString &path)
53	: m_strPath(path)
54	{
55	xml::XmlMemParser parser;
56	parser.read(pvBuf, cbSize,
57	m_strPath,
58	m_doc);
59	/* Start the parsing */
60	parse();
61	}
62
63	/**
64	* Constructor. This opens the given XML file and parses it. Throws lots of exceptions
65	* on XML or OVF invalidity.
66	* @param path
67	*/
68	OVFReader::OVFReader(const RTCString &path)
69	: m_strPath(path)
70	{
71	xml::XmlFileParser parser;
72	parser.read(m_strPath,
73	m_doc);
74	/* Start the parsing */
75	parse();
76	}
77
78	void OVFReader::parse()
79	{
80	const xml::ElementNode *pRootElem = m_doc.getRootElement();
81	const xml::AttributeNode *pTypeAttr;
82	const char *pcszTypeAttr = "";
83	RTCString pcszNamespaceURI;
84
85	if (!pRootElem \|\| strcmp(pRootElem->getName(), "Envelope"))
86	throw OVFLogicError(N_("Root element in OVF file must be \"Envelope\"."));
87
88	pcszNamespaceURI = pRootElem->getNamespaceURI();
89	if(pcszNamespaceURI.isEmpty())
90	{
91	throw OVFLogicError(N_("Error reading namespace URI in 'Envelope' element, line %d"), pRootElem->getLineNumber());
92	}
93
94	if (strncmp(ovf::OVF20_URI_string, pcszNamespaceURI.c_str(), pcszNamespaceURI.length()) == 0)
95	{
96	m_envelopeData.setOVFVersion(ovf::OVFVersion_2_0);
97	}
98	else if (strncmp(OVF10_URI_string, pcszNamespaceURI.c_str(), pcszNamespaceURI.length()) == 0)
99	{
100	m_envelopeData.setOVFVersion(ovf::OVFVersion_1_0);
101	}
102	else
103	{
104	m_envelopeData.setOVFVersion(ovf::OVFVersion_0_9);
105	}
106
107	if ((pTypeAttr = pRootElem->findAttribute("lang", "xml")))
108	{
109	pcszTypeAttr = pTypeAttr->getValueN(RT_XML_ATTR_TINY);
110	m_envelopeData.lang = pcszTypeAttr;
111	}
112
113	// OVF has the following rough layout:
114	/*
115	-- <References> .... files referenced from other parts of the file, such as VMDK images
116	-- Metadata, comprised of several section commands
117	-- virtual machines, either a single <VirtualSystem>, or a <VirtualSystemCollection>
118	-- optionally <Strings> for localization
119	*/
120
121	// get all "File" child elements of "References" section so we can look up files easily;
122	// first find the "References" sections so we can look up files
123	xml::ElementNodesList listFileElements; // receives all /Envelope/References/File nodes
124	const xml::ElementNode *pReferencesElem;
125	if ((pReferencesElem = pRootElem->findChildElement("References")))
126	pReferencesElem->getChildElements(listFileElements, "File");
127
128	// now go though the sections
129	LoopThruSections(pReferencesElem, pRootElem);
130	}
131
132	/**
133	* Private helper method that goes thru the elements of the given "current" element in the OVF XML
134	* and handles the contained child elements (which can be "Section" or "Content" elements).
135	*
136	* @param pReferencesElem "References" element from OVF, for looking up file specifications;
137	* can be NULL if no such element is present.
138	* @param pCurElem Element whose children are to be analyzed here.
139	* @return
140	*/
141	void OVFReader::LoopThruSections(const xml::ElementNode *pReferencesElem,
142	const xml::ElementNode *pCurElem)
143	{
144	xml::NodesLoop loopChildren(*pCurElem);
145	const xml::ElementNode *pElem;
146	while ((pElem = loopChildren.forAllNodes()))
147	{
148	const char *pcszElemName = pElem->getName();
149	const xml::AttributeNode *pTypeAttr = pElem->findAttribute("type");
150	const char *pcszTypeAttr = pTypeAttr ? pTypeAttr->getValueN(RT_XML_ATTR_TINY) : "";
151
152	if ( !strcmp(pcszElemName, "DiskSection")
153	\|\| ( !strcmp(pcszElemName, "Section")
154	&& !strcmp(pcszTypeAttr, "ovf:DiskSection_Type")
155	)
156	)
157	{
158	HandleDiskSection(pReferencesElem, pElem);
159	}
160	else if ( !strcmp(pcszElemName, "NetworkSection")
161	\|\| ( !strcmp(pcszElemName, "Section")
162	&& !strcmp(pcszTypeAttr, "ovf:NetworkSection_Type")
163	)
164	)
165	{
166	HandleNetworkSection(pElem);
167	}
168	else if ( !strcmp(pcszElemName, "DeploymentOptionSection"))
169	{
170	/// @todo
171	}
172	else if ( !strcmp(pcszElemName, "Info"))
173	{
174	// child of VirtualSystemCollection -- TODO
175	}
176	else if ( !strcmp(pcszElemName, "ResourceAllocationSection"))
177	{
178	// child of VirtualSystemCollection -- TODO
179	}
180	else if ( !strcmp(pcszElemName, "StartupSection"))
181	{
182	// child of VirtualSystemCollection -- TODO
183	}
184	else if ( !strcmp(pcszElemName, "VirtualSystem")
185	\|\| ( !strcmp(pcszElemName, "Content")
186	&& !strcmp(pcszTypeAttr, "ovf:VirtualSystem_Type")
187	)
188	)
189	{
190	HandleVirtualSystemContent(pElem);
191	}
192	else if ( !strcmp(pcszElemName, "VirtualSystemCollection")
193	\|\| ( !strcmp(pcszElemName, "Content")
194	&& !strcmp(pcszTypeAttr, "ovf:VirtualSystemCollection_Type")
195	)
196	)
197	{
198	/// @todo ResourceAllocationSection
199
200	// recurse for this, since it has VirtualSystem elements as children
201	LoopThruSections(pReferencesElem, pElem);
202	}
203	}
204	}
205
206	/**
207	* Private helper method that handles disk sections in the OVF XML.
208	*
209	* Gets called indirectly from IAppliance::read().
210	*
211	* @param pReferencesElem "References" element from OVF, for looking up file
212	* specifications; can be NULL if no such element is
213	* present.
214	* @param pSectionElem Section element for which this helper is getting called.
215	*/
216	void OVFReader::HandleDiskSection(const xml::ElementNode *pReferencesElem,
217	const xml::ElementNode *pSectionElem)
218	{
219	// contains "Disk" child elements
220	xml::NodesLoop loopDisks(*pSectionElem, "Disk");
221	const xml::ElementNode *pelmDisk;
222	while ((pelmDisk = loopDisks.forAllNodes()))
223	{
224	DiskImage d;
225	const char *pcszBad = NULL;
226	const char *pcszDiskId;
227	const char *pcszFormat;
228	if (!pelmDisk->getAttributeValueN("diskId", pcszDiskId, RT_XML_ATTR_TINY))
229	pcszBad = "diskId";
230	else if (!pelmDisk->getAttributeValueN("format", pcszFormat, RT_XML_ATTR_SMALL))
231	pcszBad = "format";
232	else if (!pelmDisk->getAttributeValue("capacity", d.iCapacity))
233	pcszBad = "capacity";
234	else
235	{
236	d.strDiskId = pcszDiskId;
237	d.strFormat = pcszFormat;
238
239	if (!pelmDisk->getAttributeValue("populatedSize", d.iPopulatedSize))
240	// optional
241	d.iPopulatedSize = -1;
242
243	// optional vbox:uuid attribute (if OVF was exported by VirtualBox != 3.2)
244	pelmDisk->getAttributeValueN("uuid", d.uuidVBox, RT_XML_ATTR_TINY, "vbox");
245
246	const char *pcszFileRef;
247	if (pelmDisk->getAttributeValueN("fileRef", pcszFileRef, RT_XML_ATTR_SMALL)) // optional
248	{
249	// look up corresponding /References/File nodes (list built above)
250	const xml::ElementNode *pFileElem;
251	if ( pReferencesElem
252	&& (pFileElem = pReferencesElem->findChildElementFromId(pcszFileRef)) != NULL
253	)
254	{
255
256	// copy remaining values from file node then
257	const char *pcszBadInFile = NULL;
258	const char *pcszHref;
259	if (!pFileElem->getAttributeValueN("href", pcszHref, RT_XML_ATTR_SMALL))
260	pcszBadInFile = "href";
261	else if (!pFileElem->getAttributeValue("size", d.iSize))
262	d.iSize = -1; // optional
263
264	d.strHref = pcszHref;
265
266	// if (!(pFileElem->getAttributeValue("size", d.iChunkSize))) TODO
267	d.iChunkSize = -1; // optional
268	const char *pcszCompression;
269	if (pFileElem->getAttributeValueN("compression", pcszCompression, RT_XML_ATTR_TINY))
270	d.strCompression = pcszCompression;
271
272	if (pcszBadInFile)
273	throw OVFLogicError(N_("Error reading \"%s\": missing or invalid attribute '%s' in 'File' element, line %d"),
274	m_strPath.c_str(),
275	pcszBadInFile,
276	pFileElem->getLineNumber());
277	}
278	else
279	throw OVFLogicError(N_("Error reading \"%s\": cannot find References/File element for ID '%s' referenced by 'Disk' element, line %d"),
280	m_strPath.c_str(),
281	pcszFileRef,
282	pelmDisk->getLineNumber());
283	}
284	}
285
286	if (pcszBad)
287	throw OVFLogicError(N_("Error reading \"%s\": missing or invalid attribute '%s' in 'DiskSection' element, line %d"),
288	m_strPath.c_str(),
289	pcszBad,
290	pelmDisk->getLineNumber());
291
292	// suggest a size in megabytes to help callers with progress reports
293	d.ulSuggestedSizeMB = 0;
294	if (d.iCapacity != -1)
295	d.ulSuggestedSizeMB = (uint32_t)(d.iCapacity / _1M);
296	else if (d.iPopulatedSize != -1)
297	d.ulSuggestedSizeMB = (uint32_t)(d.iPopulatedSize / _1M);
298	else if (d.iSize != -1)
299	d.ulSuggestedSizeMB = (uint32_t)(d.iSize / _1M);
300	if (d.ulSuggestedSizeMB == 0)
301	d.ulSuggestedSizeMB = 10000; // assume 10 GB, this is for the progress bar only anyway
302
303	m_mapDisks[d.strDiskId] = d;
304	}
305	}
306
307	/**
308	* Private helper method that handles network sections in the OVF XML.
309	* Gets called indirectly from IAppliance::read().
310	*
311	* @return
312	*/
313	void OVFReader::HandleNetworkSection(const xml::ElementNode * /* pSectionElem */)
314	{
315	// we ignore network sections for now
316
317	// xml::NodesLoop loopNetworks(*pSectionElem, "Network");
318	// const xml::Node *pelmNetwork;
319	// while ((pelmNetwork = loopNetworks.forAllNodes()))
320	// {
321	// Network n;
322	// if (!(pelmNetwork->getAttributeValue("name", n.strNetworkName)))
323	// return setError(VBOX_E_FILE_ERROR,
324	// tr("Error reading \"%s\": missing 'name' attribute in 'Network', line %d"),
325	// pcszPath,
326	// pelmNetwork->getLineNumber());
327	//
328	// m->mapNetworks[n.strNetworkName] = n;
329	// }
330	}
331
332	/**
333	* Private helper method that handles a "VirtualSystem" element in the OVF XML.
334	* Gets called indirectly from IAppliance::read().
335	*
336	* @param pelmVirtualSystem
337	* @return
338	*/
339	void OVFReader::HandleVirtualSystemContent(const xml::ElementNode *pelmVirtualSystem)
340	{
341	/* Create a new virtual system and work directly on the list copy. */
342	m_llVirtualSystems.push_back(VirtualSystem());
343	VirtualSystem &vsys = m_llVirtualSystems.back();
344
345	// peek under the <VirtualSystem> node whether we have a <vbox:Machine> node;
346	// that case case, the caller can completely ignore the OVF but only load the VBox machine XML
347	vsys.pelmVBoxMachine = pelmVirtualSystem->findChildElementNS("vbox", "Machine");
348
349	// now look for real OVF
350	const xml::AttributeNode *pIdAttr = pelmVirtualSystem->findAttribute("id");
351	if (pIdAttr)
352	vsys.strName = pIdAttr->getValueN(RT_XML_ATTR_SMALL);
353
354	xml::NodesLoop loop(*pelmVirtualSystem); // all child elements
355	const xml::ElementNode *pelmThis;
356	while ((pelmThis = loop.forAllNodes()))
357	{
358	const char *pcszElemName = pelmThis->getName();
359	const char *pcszTypeAttr = "";
360	if (!strcmp(pcszElemName, "Section")) // OVF 0.9 used "Section" element always with a varying "type" attribute
361	{
362	const xml::AttributeNode *pTypeAttr = pelmThis->findAttribute("type");
363	if (pTypeAttr)
364	pcszTypeAttr = pTypeAttr->getValueN(RT_XML_ATTR_TINY);
365	else
366	throw OVFLogicError(N_("Error reading \"%s\": element \"Section\" has no \"type\" attribute, line %d"),
367	m_strPath.c_str(),
368	pelmThis->getLineNumber());
369	}
370
371	if ( !strcmp(pcszElemName, "EulaSection")
372	\|\| !strcmp(pcszTypeAttr, "ovf:EulaSection_Type")
373	)
374	{
375	/* <EulaSection>
376	<Info ovf:msgid="6">License agreement for the Virtual System.</Info>
377	<License ovf:msgid="1">License terms can go in here.</License>
378	</EulaSection> */
379
380	const xml::ElementNode *pelmLicense;
381	if ((pelmLicense = pelmThis->findChildElement("License")))
382	vsys.strLicenseText = pelmLicense->getValueN(RT_XML_CONTENT_LARGE);
383	}
384	if ( !strcmp(pcszElemName, "ProductSection")
385	\|\| !strcmp(pcszTypeAttr, "ovf:ProductSection_Type")
386	)
387	{
388	/* <Section ovf:required="false" xsi:type="ovf:ProductSection_Type">
389	<Info>Meta-information about the installed software</Info>
390	<Product>VAtest</Product>
391	<Vendor>SUN Microsystems</Vendor>
392	<Version>10.0</Version>
393	<ProductUrl>http://blogs.sun.com/VirtualGuru</ProductUrl>
394	<VendorUrl>http://www.sun.com</VendorUrl>
395	</Section> */
396	const xml::ElementNode *pelmProduct;
397	if ((pelmProduct = pelmThis->findChildElement("Product")))
398	vsys.strProduct = pelmProduct->getValueN(RT_XML_CONTENT_SMALL);
399	const xml::ElementNode *pelmVendor;
400	if ((pelmVendor = pelmThis->findChildElement("Vendor")))
401	vsys.strVendor = pelmVendor->getValueN(RT_XML_CONTENT_SMALL);
402	const xml::ElementNode *pelmVersion;
403	if ((pelmVersion = pelmThis->findChildElement("Version")))
404	vsys.strVersion = pelmVersion->getValueN(RT_XML_CONTENT_SMALL);
405	const xml::ElementNode *pelmProductUrl;
406	if ((pelmProductUrl = pelmThis->findChildElement("ProductUrl")))
407	vsys.strProductUrl = pelmProductUrl->getValueN(RT_XML_CONTENT_SMALL);
408	const xml::ElementNode *pelmVendorUrl;
409	if ((pelmVendorUrl = pelmThis->findChildElement("VendorUrl")))
410	vsys.strVendorUrl = pelmVendorUrl->getValueN(RT_XML_CONTENT_SMALL);
411	}
412	else if ( !strcmp(pcszElemName, "VirtualHardwareSection")
413	\|\| !strcmp(pcszTypeAttr, "ovf:VirtualHardwareSection_Type")
414	)
415	{
416	const xml::ElementNode pelmSystem, pelmVirtualSystemType;
417	if ((pelmSystem = pelmThis->findChildElement("System")))
418	{
419	/* <System>
420	<vssd:Description>Description of the virtual hardware section.</vssd:Description>
421	<vssd:ElementName>vmware</vssd:ElementName>
422	<vssd:InstanceID>1</vssd:InstanceID>
423	<vssd:VirtualSystemIdentifier>MyLampService</vssd:VirtualSystemIdentifier>
424	<vssd:VirtualSystemType>vmx-4</vssd:VirtualSystemType>
425	</System>*/
426	if ((pelmVirtualSystemType = pelmSystem->findChildElement("VirtualSystemType")))
427	vsys.strVirtualSystemType = pelmVirtualSystemType->getValueN(RT_XML_CONTENT_SMALL);
428	}
429
430	/* Parse the items into the hardware item vector. */
431	{
432	std::map<uint32_t, const VirtualHardwareItem *> mapHardwareItems;
433	xml::NodesLoop childrenIterator(*pelmThis);
434	const xml::ElementNode *pelmItem;
435	while ((pelmItem = childrenIterator.forAllNodes()) != NULL)
436	{
437	/* Parse according to type. */
438	VirtualHardwareItem *pItem;
439	const char *pszName = pelmItem->getName();
440	if (RTStrCmp(pszName, "Item") == 0)
441	pItem = new VirtualHardwareItem();
442	else if (RTStrCmp(pszName, "StorageItem") == 0)
443	pItem = new StorageItem();
444	else if (RTStrCmp(pszName, "EthernetPortItem") == 0)
445	pItem = new EthernetPortItem();
446	else
447	continue;
448	vsys.vecHardwareItems.push_back(pItem);
449	pItem->ulLineNumber = pelmItem->getLineNumber();
450	pItem->fillItem(pelmItem);
451
452	/* validate */
453	try
454	{
455	pItem->checkConsistencyAndCompliance();
456	}
457	catch (OVFLogicError &e)
458	{
459	throw OVFLogicError(N_("Error reading \"%s\": \"%s\""), m_strPath.c_str(), e.what());
460	}
461
462	/* Add to mapping vector (for parent ID lookups) if it has a valid instance ID. */
463	if (pItem->ulInstanceID != 0)
464	{
465	std::map<uint32_t, const VirtualHardwareItem *>::const_iterator itDup;
466	itDup = mapHardwareItems.find(pItem->ulInstanceID);
467	if (itDup == mapHardwareItems.end())
468	mapHardwareItems[pItem->ulInstanceID] = pItem;
469	else
470	#if 1
471	LogRel(("OVFREADER: Warning reading '%s'! Duplicate ulInstanceID %u on line %u, previous at %u!\n",
472	m_strPath.c_str(), pItem->ulInstanceID, pItem->ulLineNumber, itDup->second->ulLineNumber));
473	#else
474	throw OVFLogicError(N_("Error reading '%s': Duplicate ulInstanceID %u on line %u, previous at %u"),
475	m_strPath.c_str(), pItem->ulInstanceID,
476	pItem->ulLineNumber, itDup->second->ulLineNumber);
477	#endif
478	}
479	}
480	}
481
482	HardDiskController *pPrimaryIDEController = NULL;// will be set once found
483
484	// now go thru all hardware items and handle them according to their type;
485	// in this first loop we handle all items _except_ hard disk images,
486	// which we'll handle in a second loop below
487	HardwareItemVector::const_iterator itH;
488	for (itH = vsys.vecHardwareItems.begin(); itH != vsys.vecHardwareItems.end(); ++itH)
489	{
490	const VirtualHardwareItem &i = **itH;
491
492	// do some analysis
493	switch (i.resourceType)
494	{
495	case ResourceType_Processor: // 3
496	/* <rasd:Caption>1 virtual CPU</rasd:Caption>
497	<rasd:Description>Number of virtual CPUs</rasd:Description>
498	<rasd:ElementName>virtual CPU</rasd:ElementName>
499	<rasd:InstanceID>1</rasd:InstanceID>
500	<rasd:ResourceType>3</rasd:ResourceType>
501	<rasd:VirtualQuantity>1</rasd:VirtualQuantity>*/
502	if (i.ullVirtualQuantity < UINT16_MAX)
503	vsys.cCPUs = (uint16_t)i.ullVirtualQuantity;
504	else
505	throw OVFLogicError(N_("Error reading \"%s\": CPU count %RI64 is larger than %d, line %d"),
506	m_strPath.c_str(),
507	i.ullVirtualQuantity,
508	UINT16_MAX,
509	i.ulLineNumber);
510	break;
511
512	case ResourceType_Memory: // 4
513	if ( i.strAllocationUnits == "MegaBytes" // found in OVF created by OVF toolkit
514	\|\| i.strAllocationUnits == "MB" // found in MS docs
515	\|\| i.strAllocationUnits == "byte * 2^20" // suggested by OVF spec DSP0243 page 21
516	)
517	vsys.ullMemorySize = i.ullVirtualQuantity * _1M;
518	else
519	throw OVFLogicError(N_("Error reading \"%s\": Invalid allocation unit \"%s\" specified with memory size item, line %d"),
520	m_strPath.c_str(),
521	i.strAllocationUnits.c_str(),
522	i.ulLineNumber);
523	break;
524
525	case ResourceType_IDEController: // 5
526	{
527	/* <Item>
528	<rasd:Caption>ideController0</rasd:Caption>
529	<rasd:Description>IDE Controller</rasd:Description>
530	<rasd:InstanceId>5</rasd:InstanceId>
531	<rasd:ResourceType>5</rasd:ResourceType>
532	<rasd:Address>0</rasd:Address>
533	<rasd:BusNumber>0</rasd:BusNumber>
534	</Item> */
535	HardDiskController hdc;
536	hdc.system = HardDiskController::IDE;
537	hdc.idController = i.ulInstanceID;
538	hdc.strControllerType = i.strResourceSubType;
539
540	hdc.lAddress = i.lAddress;
541
542	if (!pPrimaryIDEController)
543	// this is the first IDE controller found: then mark it as "primary"
544	hdc.fPrimary = true;
545	else
546	{
547	// this is the second IDE controller found: If VMware exports two
548	// IDE controllers, it seems that they are given an "Address" of 0
549	// an 1, respectively, so assume address=0 means primary controller
550	if ( pPrimaryIDEController->lAddress == 0
551	&& hdc.lAddress == 1
552	)
553	{
554	pPrimaryIDEController->fPrimary = true;
555	hdc.fPrimary = false;
556	}
557	else if ( pPrimaryIDEController->lAddress == 1
558	&& hdc.lAddress == 0
559	)
560	{
561	pPrimaryIDEController->fPrimary = false;
562	hdc.fPrimary = false;
563	}
564	else
565	// then we really can't tell, just hope for the best
566	hdc.fPrimary = false;
567	}
568
569	vsys.mapControllers[i.ulInstanceID] = hdc;
570	if (!pPrimaryIDEController)
571	pPrimaryIDEController = &vsys.mapControllers[i.ulInstanceID];
572	break;
573	}
574
575	case ResourceType_ParallelSCSIHBA: // 6 SCSI controller
576	{
577	/* <Item>
578	<rasd:Caption>SCSI Controller 0 - LSI Logic</rasd:Caption>
579	<rasd:Description>SCI Controller</rasd:Description>
580	<rasd:ElementName>SCSI controller</rasd:ElementName>
581	<rasd:InstanceID>4</rasd:InstanceID>
582	<rasd:ResourceSubType>LsiLogic</rasd:ResourceSubType>
583	<rasd:ResourceType>6</rasd:ResourceType>
584	</Item> */
585	HardDiskController hdc;
586	hdc.system = HardDiskController::SCSI;
587	hdc.idController = i.ulInstanceID;
588	hdc.strControllerType = i.strResourceSubType;
589
590	vsys.mapControllers[i.ulInstanceID] = hdc;
591	break;
592	}
593
594	case ResourceType_EthernetAdapter: // 10
595	{
596	/* <Item>
597	<rasd:Caption>Ethernet adapter on 'Bridged'</rasd:Caption>
598	<rasd:AutomaticAllocation>true</rasd:AutomaticAllocation>
599	<rasd:Connection>Bridged</rasd:Connection>
600	<rasd:InstanceID>6</rasd:InstanceID>
601	<rasd:ResourceType>10</rasd:ResourceType>
602	<rasd:ResourceSubType>E1000</rasd:ResourceSubType>
603	</Item>
604
605	OVF spec DSP 0243 page 21:
606	"For an Ethernet adapter, this specifies the abstract network connection name
607	for the virtual machine. All Ethernet adapters that specify the same abstract
608	network connection name within an OVF package shall be deployed on the same
609	network. The abstract network connection name shall be listed in the NetworkSection
610	at the outermost envelope level." */
611
612	// only store the name
613	EthernetAdapter ea;
614	ea.strAdapterType = i.strResourceSubType;
615	ea.strNetworkName = i.strConnection;
616	vsys.llEthernetAdapters.push_back(ea);
617	break;
618	}
619
620	case ResourceType_FloppyDrive: // 14
621	vsys.fHasFloppyDrive = true; // we have no additional information
622	break;
623
624	case ResourceType_CDDrive: // 15
625	/* <Item ovf:required="false">
626	<rasd:Caption>cdrom1</rasd:Caption>
627	<rasd:InstanceId>7</rasd:InstanceId>
628	<rasd:ResourceType>15</rasd:ResourceType>
629	<rasd:AutomaticAllocation>true</rasd:AutomaticAllocation>
630	<rasd:Parent>5</rasd:Parent>
631	<rasd:AddressOnParent>0</rasd:AddressOnParent>
632	</Item> */
633	// I tried to see what happens if I set an ISO for the CD-ROM in VMware Workstation,
634	// but then the ovftool dies with "Device backing not supported". So I guess if
635	// VMware can't export ISOs, then we don't need to be able to import them right now.
636	vsys.fHasCdromDrive = true; // we have no additional information
637	break;
638
639	case ResourceType_HardDisk: // 17
640	// handled separately in second loop below
641	break;
642
643	case ResourceType_OtherStorageDevice: // 20 SATA controller
644	{
645	/* <Item>
646	<rasd:Description>SATA Controller</rasd:Description>
647	<rasd:Caption>sataController0</rasd:Caption>
648	<rasd:InstanceID>4</rasd:InstanceID>
649	<rasd:ResourceType>20</rasd:ResourceType>
650	<rasd:ResourceSubType>AHCI</rasd:ResourceSubType>
651	<rasd:Address>0</rasd:Address>
652	<rasd:BusNumber>0</rasd:BusNumber>
653	</Item> */
654	if ( i.strResourceSubType.compare("AHCI", RTCString::CaseInsensitive) == 0
655	\|\| i.strResourceSubType.compare("vmware.sata.ahci", RTCString::CaseInsensitive) == 0)
656	{
657	HardDiskController hdc;
658	hdc.system = HardDiskController::SATA;
659	hdc.idController = i.ulInstanceID;
660	hdc.strControllerType = i.strResourceSubType;
661
662	vsys.mapControllers[i.ulInstanceID] = hdc;
663	}
664	else
665	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)"),
666	m_strPath.c_str(),
667	ResourceType_OtherStorageDevice,
668	i.ulLineNumber, i.strResourceSubType.c_str() );
669	break;
670	}
671
672	case ResourceType_USBController: // 23
673	/* <Item ovf:required="false">
674	<rasd:Caption>usb</rasd:Caption>
675	<rasd:Description>USB Controller</rasd:Description>
676	<rasd:InstanceId>3</rasd:InstanceId>
677	<rasd:ResourceType>23</rasd:ResourceType>
678	<rasd:Address>0</rasd:Address>
679	<rasd:BusNumber>0</rasd:BusNumber>
680	</Item> */
681	vsys.fHasUsbController = true; // we have no additional information
682	break;
683
684	case ResourceType_SoundCard: // 35
685	/* <Item ovf:required="false">
686	<rasd:Caption>sound</rasd:Caption>
687	<rasd:Description>Sound Card</rasd:Description>
688	<rasd:InstanceId>10</rasd:InstanceId>
689	<rasd:ResourceType>35</rasd:ResourceType>
690	<rasd:ResourceSubType>ensoniq1371</rasd:ResourceSubType>
691	<rasd:AutomaticAllocation>false</rasd:AutomaticAllocation>
692	<rasd:AddressOnParent>3</rasd:AddressOnParent>
693	</Item> */
694	vsys.strSoundCardType = i.strResourceSubType;
695	break;
696
697	default:
698	{
699	/* If this unknown resource type isn't required, we simply skip it. */
700	if (i.fResourceRequired)
701	{
702	throw OVFLogicError(N_("Error reading \"%s\": Unknown resource type %d in hardware item, line %d"),
703	m_strPath.c_str(),
704	i.resourceType,
705	i.ulLineNumber);
706	}
707	}
708	} // end switch
709	}
710
711	// now run through the items for a second time, but handle only
712	// hard disk images; otherwise the code would fail if a hard
713	// disk image appears in the OVF before its hard disk controller
714	for (itH = vsys.vecHardwareItems.begin(); itH != vsys.vecHardwareItems.end(); ++itH)
715	{
716	const VirtualHardwareItem &i = **itH;
717
718	// do some analysis
719	switch (i.resourceType)
720	{
721	case ResourceType_CDDrive: // 15
722	/* <Item ovf:required="false">
723	<rasd:Caption>cdrom1</rasd:Caption>
724	<rasd:InstanceId>7</rasd:InstanceId>
725	<rasd:ResourceType>15</rasd:ResourceType>
726	<rasd:AutomaticAllocation>true</rasd:AutomaticAllocation>
727	<rasd:Parent>5</rasd:Parent>
728	<rasd:AddressOnParent>0</rasd:AddressOnParent>
729	</Item> */
730	case ResourceType_HardDisk: // 17
731	{
732	/* <Item>
733	<rasd:Caption>Harddisk 1</rasd:Caption>
734	<rasd:Description>HD</rasd:Description>
735	<rasd:ElementName>Hard Disk</rasd:ElementName>
736	<rasd:HostResource>ovf://disk/lamp</rasd:HostResource>
737	<rasd:InstanceID>5</rasd:InstanceID>
738	<rasd:Parent>4</rasd:Parent>
739	<rasd:ResourceType>17</rasd:ResourceType>
740	</Item> */
741
742	// look up the hard disk controller element whose InstanceID equals our Parent;
743	// this is how the connection is specified in OVF
744	ControllersMap::const_iterator it = vsys.mapControllers.find(i.ulParent);
745	if (it == vsys.mapControllers.end())
746	throw OVFLogicError(N_("Error reading \"%s\": Disk item with instance ID %d specifies invalid parent %d, line %d"),
747	m_strPath.c_str(),
748	i.ulInstanceID,
749	i.ulParent,
750	i.ulLineNumber);
751
752	VirtualDisk vd;
753	vd.idController = i.ulParent;
754	i.strAddressOnParent.toInt(vd.ulAddressOnParent);
755	// ovf://disk/lamp
756	// 123456789012345
757	if (i.strHostResource.startsWith("ovf://disk/"))
758	vd.strDiskId = i.strHostResource.substr(11);
759	else if (i.strHostResource.startsWith("ovf:/disk/"))
760	vd.strDiskId = i.strHostResource.substr(10);
761	else if (i.strHostResource.startsWith("/disk/"))
762	vd.strDiskId = i.strHostResource.substr(6);
763
764	//the error may be missed for CD, because CD can be empty
765	if ((vd.strDiskId.isEmpty() \|\| (m_mapDisks.find(vd.strDiskId) == m_mapDisks.end()))
766	&& i.resourceType == ResourceType_HardDisk)
767	throw OVFLogicError(N_("Error reading \"%s\": Disk item with instance ID %d specifies invalid host resource \"%s\", line %d"),
768	m_strPath.c_str(),
769	i.ulInstanceID,
770	i.strHostResource.c_str(),
771	i.ulLineNumber);
772
773	vsys.mapVirtualDisks[vd.strDiskId] = vd;
774	break;
775	}
776	default:
777	break;
778	}
779	}
780	}
781	else if ( !strcmp(pcszElemName, "OperatingSystemSection")
782	\|\| !strcmp(pcszTypeAttr, "ovf:OperatingSystemSection_Type")
783	)
784	{
785	uint64_t cimos64;
786	if (!(pelmThis->getAttributeValue("id", cimos64)))
787	throw OVFLogicError(N_("Error reading \"%s\": missing or invalid 'ovf:id' attribute in operating system section element, line %d"),
788	m_strPath.c_str(),
789	pelmThis->getLineNumber());
790
791	vsys.cimos = (CIMOSType_T)cimos64;
792	const xml::ElementNode *pelmCIMOSDescription;
793	if ((pelmCIMOSDescription = pelmThis->findChildElement("Description")))
794	vsys.strCimosDesc = pelmCIMOSDescription->getValueN(RT_XML_CONTENT_SMALL);
795
796	const xml::ElementNode *pelmVBoxOSType;
797	if ((pelmVBoxOSType = pelmThis->findChildElementNS("vbox", // namespace
798	"OSType"))) // element name
799	vsys.strTypeVBox = pelmVBoxOSType->getValueN(RT_XML_CONTENT_SMALL);
800	}
801	else if ( (!strcmp(pcszElemName, "AnnotationSection"))
802	\|\| (!strcmp(pcszTypeAttr, "ovf:AnnotationSection_Type"))
803	)
804	{
805	const xml::ElementNode *pelmAnnotation;
806	if ((pelmAnnotation = pelmThis->findChildElement("Annotation")))
807	vsys.strDescription = pelmAnnotation->getValueN(RT_XML_CONTENT_SMALL);
808	}
809	}
810	}
811
812	void VirtualHardwareItem::fillItem(const xml::ElementNode *item)
813	{
814	xml::NodesLoop loopItemChildren(*item);// all child elements
815	const xml::ElementNode *pelmItemChild;
816	while ((pelmItemChild = loopItemChildren.forAllNodes()))
817	{
818	const char *pcszItemChildName = pelmItemChild->getName();
819	if (!strcmp(pcszItemChildName, "Description"))
820	strDescription = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
821	else if (!strcmp(pcszItemChildName, "Caption"))
822	strCaption = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
823	else if (!strcmp(pcszItemChildName, "ElementName"))
824	strElementName = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
825	else if ( !strcmp(pcszItemChildName, "InstanceID")
826	\|\| !strcmp(pcszItemChildName, "InstanceId") )
827	pelmItemChild->copyValue(ulInstanceID);
828	else if (!strcmp(pcszItemChildName, "HostResource"))
829	strHostResource = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
830	else if (!strcmp(pcszItemChildName, "ResourceType"))
831	{
832	uint32_t ulType;
833	pelmItemChild->copyValue(ulType);
834	resourceType = (ResourceType_T)ulType;
835	fResourceRequired = true;
836	const char *pcszAttValue;
837	if (item->getAttributeValueN("required", pcszAttValue, RT_XML_ATTR_TINY))
838	{
839	if (!strcmp(pcszAttValue, "false"))
840	fResourceRequired = false;
841	}
842	}
843	else if (!strcmp(pcszItemChildName, "OtherResourceType"))
844	strOtherResourceType = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
845	else if (!strcmp(pcszItemChildName, "ResourceSubType"))
846	strResourceSubType = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
847	else if (!strcmp(pcszItemChildName, "AutomaticAllocation"))
848	fAutomaticAllocation = (!strcmp(pelmItemChild->getValueN(RT_XML_CONTENT_SMALL), "true")) ? true : false;
849	else if (!strcmp(pcszItemChildName, "AutomaticDeallocation"))
850	fAutomaticDeallocation = (!strcmp(pelmItemChild->getValueN(RT_XML_CONTENT_SMALL), "true")) ? true : false;
851	else if (!strcmp(pcszItemChildName, "Parent"))
852	pelmItemChild->copyValue(ulParent);
853	else if (!strcmp(pcszItemChildName, "Connection"))
854	strConnection = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
855	else if (!strcmp(pcszItemChildName, "Address"))
856	{
857	strAddress = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
858	pelmItemChild->copyValue(lAddress);
859	}
860	else if (!strcmp(pcszItemChildName, "AddressOnParent"))
861	strAddressOnParent = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
862	else if (!strcmp(pcszItemChildName, "AllocationUnits"))
863	strAllocationUnits = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
864	else if (!strcmp(pcszItemChildName, "VirtualQuantity"))
865	pelmItemChild->copyValue(ullVirtualQuantity);
866	else if (!strcmp(pcszItemChildName, "Reservation"))
867	pelmItemChild->copyValue(ullReservation);
868	else if (!strcmp(pcszItemChildName, "Limit"))
869	pelmItemChild->copyValue(ullLimit);
870	else if (!strcmp(pcszItemChildName, "Weight"))
871	pelmItemChild->copyValue(ullWeight);
872	else if (!strcmp(pcszItemChildName, "ConsumerVisibility"))
873	strConsumerVisibility = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
874	else if (!strcmp(pcszItemChildName, "MappingBehavior"))
875	strMappingBehavior = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
876	else if (!strcmp(pcszItemChildName, "PoolID"))
877	strPoolID = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
878	else if (!strcmp(pcszItemChildName, "BusNumber"))
879	pelmItemChild->copyValue(ulBusNumber);
880	// else if (pelmItemChild->getPrefix() == NULL
881	// \|\| strcmp(pelmItemChild->getPrefix(), "vmw"))
882	// throw OVFLogicError(N_("Unknown element \"%s\" under Item element, line %d"),
883	// pcszItemChildName,
884	// ulLineNumber);
885	}
886	}
887
888	void VirtualHardwareItem::_checkConsistencyAndCompliance() RT_THROW(OVFLogicError)
889	{
890	RTCString name = getItemName();
891	if (resourceType == 0)
892	throw OVFLogicError(N_("Empty element ResourceType under %s element, line %d. see DMTF Schema Documentation %s"),
893	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
894
895	/* Don't be too uptight about the ulInstanceID value. There are OVAs out
896	there which have ulInstanceID="%iid% for memory for instance, which is
897	no good reason for not being able to process them. bugref:8997 */
898	if (ulInstanceID == 0)
899	{
900	if ( resourceType == ResourceType_IDEController
901	\|\| resourceType == ResourceType_OtherStorageDevice
902	\|\| resourceType == ResourceType_ParallelSCSIHBA
903	\|\| resourceType == ResourceType_iSCSIHBA //??
904	\|\| resourceType == ResourceType_IBHCA ) //??
905	throw OVFLogicError(N_("Element InstanceID is absent under %s element, line %d. see DMTF Schema Documentation %s"),
906	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
907	else
908	LogRel(("OVFREADER: Warning: Ignoring missing or invalid ulInstanceID under element %s, line %u\n",
909	name.c_str(), ulLineNumber));
910	}
911	}
912
913	void StorageItem::fillItem(const xml::ElementNode *item)
914	{
915	VirtualHardwareItem::fillItem(item);
916
917	xml::NodesLoop loopItemChildren(*item);// all child elements
918	const xml::ElementNode *pelmItemChild;
919	while ((pelmItemChild = loopItemChildren.forAllNodes()))
920	{
921	const char *pcszItemChildName = pelmItemChild->getName();
922	if (!strcmp(pcszItemChildName, "HostExtentName"))
923	strHostExtentName = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
924	else if (!strcmp(pcszItemChildName, "OtherHostExtentNameFormat"))
925	strOtherHostExtentNameFormat = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
926	else if (!strcmp(pcszItemChildName, "OtherHostExtentNameNamespace"))
927	strOtherHostExtentNameNamespace = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
928	else if (!strcmp(pcszItemChildName, "VirtualQuantityUnits"))
929	strVirtualQuantityUnits = pelmItemChild->getValueN(RT_XML_CONTENT_SMALL);
930	else if (!strcmp(pcszItemChildName, "Access"))
931	{
932	uint32_t temp;
933	pelmItemChild->copyValue(temp);
934	accessType = (StorageAccessType_T)temp;
935	}
936	else if (!strcmp(pcszItemChildName, "HostExtentNameFormat"))
937	{
938	}
939	else if (!strcmp(pcszItemChildName, "HostExtentNameNamespace"))
940	{
941	}
942	else if (!strcmp(pcszItemChildName, "HostExtentStartingAddress"))
943	{
944	}
945	else if (!strcmp(pcszItemChildName, "HostResourceBlockSize"))
946	{
947	int64_t temp;
948	pelmItemChild->copyValue(temp);
949	hostResourceBlockSize = temp;
950	}
951	else if (!strcmp(pcszItemChildName, "Limit"))
952	{
953	int64_t temp;
954	pelmItemChild->copyValue(temp);
955	limit = temp;
956	}
957	else if (!strcmp(pcszItemChildName, "Reservation"))
958	{
959	int64_t temp;
960	pelmItemChild->copyValue(temp);
961	reservation = temp;
962	}
963	else if (!strcmp(pcszItemChildName, "VirtualQuantity"))
964	{
965	int64_t temp;
966	pelmItemChild->copyValue(temp);
967	virtualQuantity = temp;
968	}
969	else if (!strcmp(pcszItemChildName, "VirtualResourceBlockSize"))
970	{
971	int64_t temp;
972	pelmItemChild->copyValue(temp);
973	virtualResourceBlockSize = temp;
974	}
975	}
976	}
977
978
979	void StorageItem::_checkConsistencyAndCompliance() RT_THROW(OVFLogicError)
980	{
981	VirtualHardwareItem::_checkConsistencyAndCompliance();
982
983	RTCString name = getItemName();
984
985	if (accessType == StorageAccessType_Unknown)
986	{
987	//throw OVFLogicError(N_("Access type is unknown under %s element, line %d"),
988	// name.c_str(), ulLineNumber);
989	}
990
991	if (hostResourceBlockSize <= 0 && reservation > 0)
992	{
993	throw OVFLogicError(N_("Element HostResourceBlockSize is absent under %s element, line %d. "
994	"see DMTF Schema Documentation %s"),
995	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
996	}
997
998	if (virtualResourceBlockSize <= 0 && virtualQuantity > 0)
999	{
1000	throw OVFLogicError(N_("Element VirtualResourceBlockSize is absent under %s element, line %d. "
1001	"see DMTF Schema Documentation %s"),
1002	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
1003	}
1004
1005	if (virtualQuantity > 0 && strVirtualQuantityUnits.isEmpty())
1006	{
1007	throw OVFLogicError(N_("Element VirtualQuantityUnits is absent under %s element, line %d. "
1008	"see DMTF Schema Documentation %s"),
1009	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
1010	}
1011
1012	if (virtualResourceBlockSize <= 1 &&
1013	strVirtualQuantityUnits.compare(RTCString("count"), RTCString::CaseInsensitive) == 0
1014	)
1015	{
1016	throw OVFLogicError(N_("Element VirtualQuantityUnits is set to \"count\" "
1017	"while VirtualResourceBlockSize is set to 1. "
1018	"under %s element, line %d. "
1019	"It's needed to change on \"byte\". "
1020	"see DMTF Schema Documentation %s"),
1021	name.c_str(), ulLineNumber, DTMF_SPECS_URI);
1022	}
1023	}
1024
1025	void EthernetPortItem::fillItem(const xml::ElementNode *item)
1026	{
1027	VirtualHardwareItem::fillItem(item);
1028
1029	xml::NodesLoop loopItemChildren(*item);// all child elements
1030	const xml::ElementNode *pelmItemChild;
1031	while ((pelmItemChild = loopItemChildren.forAllNodes()))
1032	{
1033	}
1034	}
1035
1036	void EthernetPortItem::_checkConsistencyAndCompliance() RT_THROW(OVFLogicError)
1037	{
1038	VirtualHardwareItem::_checkConsistencyAndCompliance();
1039	}
1040
1041	////////////////////////////////////////////////////////////////////////////////
1042	//
1043	// Errors
1044	//
1045	////////////////////////////////////////////////////////////////////////////////
1046
1047	OVFLogicError::OVFLogicError(const char *aFormat, ...)
1048	{
1049	char *pszNewMsg;
1050	va_list args;
1051	va_start(args, aFormat);
1052	RTStrAPrintfV(&pszNewMsg, aFormat, args);
1053	setWhat(pszNewMsg);
1054	RTStrFree(pszNewMsg);
1055	va_end(args);
1056	}

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source: vbox/trunk/src/VBox/Main/xml/ovfreader.cpp@ 84347

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