[1] | 1 | /** @file
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| 2 | *
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| 3 | * VirtualBox COM class implementation
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| 4 | */
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| 5 |
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| 6 | /*
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[2981] | 7 | * Copyright (C) 2006-2007 innotek GmbH
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[1] | 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License as published by the Free Software Foundation,
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| 13 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
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| 14 | * distribution. VirtualBox OSE is distributed in the hope that it will
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| 15 | * be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * If you received this file as part of a commercial VirtualBox
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| 18 | * distribution, then only the terms of your commercial VirtualBox
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| 19 | * license agreement apply instead of the previous paragraph.
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| 20 | */
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| 21 |
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| 22 | #include "HardDiskImpl.h"
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| 23 | #include "ProgressImpl.h"
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| 24 | #include "VirtualBoxImpl.h"
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| 25 | #include "SystemPropertiesImpl.h"
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| 26 | #include "Logging.h"
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| 27 |
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| 28 | #include <iprt/string.h>
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| 29 | #include <iprt/thread.h>
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| 30 | #include <iprt/file.h>
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| 31 | #include <iprt/path.h>
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| 32 | #include <iprt/dir.h>
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[3007] | 33 | #include <iprt/cpputils.h>
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[1] | 34 | #include <VBox/VBoxHDD.h>
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| 35 | #include <VBox/err.h>
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| 36 |
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| 37 | #include <algorithm>
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| 38 |
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| 39 | #define CHECK_BUSY() \
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| 40 | do { \
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| 41 | if (isBusy()) \
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| 42 | return setError (E_UNEXPECTED, \
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| 43 | tr ("Hard disk '%ls' is being used by another task"), \
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| 44 | toString().raw()); \
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| 45 | } while (0)
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| 46 |
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| 47 | #define CHECK_BUSY_AND_READERS() \
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| 48 | do { \
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| 49 | if (readers() > 0 || isBusy()) \
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| 50 | return setError (E_UNEXPECTED, \
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| 51 | tr ("Hard disk '%ls' is being used by another task"), \
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| 52 | toString().raw()); \
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| 53 | } while (0)
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| 54 |
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| 55 | /** Task structure for asynchronous VDI operations */
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| 56 | struct VDITask
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| 57 | {
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| 58 | enum Op { CreateDynamic, CreateStatic, CloneToImage };
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| 59 |
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| 60 | VDITask (Op op, HVirtualDiskImage *i, Progress *p)
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| 61 | : operation (op)
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| 62 | , vdi (i)
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| 63 | , progress (p)
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| 64 | {}
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| 65 |
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| 66 | Op operation;
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| 67 | ComObjPtr <HVirtualDiskImage> vdi;
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| 68 | ComObjPtr <Progress> progress;
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| 69 |
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[351] | 70 | /* for CreateDynamic, CreateStatic */
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[1] | 71 | uint64_t size;
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| 72 |
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[351] | 73 | /* for CloneToImage */
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[1] | 74 | ComObjPtr <HardDisk> source;
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| 75 | };
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| 76 |
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| 77 | /**
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| 78 | * Progress callback handler for VDI operations.
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| 79 | *
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| 80 | * @param uPercent Completetion precentage (0-100).
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| 81 | * @param pvUser Pointer to the Progress instance.
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| 82 | */
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| 83 | static DECLCALLBACK(int) progressCallback (PVM /* pVM */, unsigned uPercent, void *pvUser)
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| 84 | {
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| 85 | Progress *progress = static_cast <Progress *> (pvUser);
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| 86 |
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[351] | 87 | /* update the progress object */
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[1] | 88 | if (progress)
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| 89 | progress->notifyProgress (uPercent);
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| 90 |
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| 91 | return VINF_SUCCESS;
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| 92 | }
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| 93 |
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| 94 | ////////////////////////////////////////////////////////////////////////////////
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| 95 | // HardDisk class
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| 96 | ////////////////////////////////////////////////////////////////////////////////
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| 97 |
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| 98 | // constructor / destructor
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| 99 | ////////////////////////////////////////////////////////////////////////////////
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| 100 |
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| 101 | /** Shold be called by subclasses from #FinalConstruct() */
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| 102 | HRESULT HardDisk::FinalConstruct()
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| 103 | {
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| 104 | mRegistered = FALSE;
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| 105 |
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| 106 | mStorageType = HardDiskStorageType_VirtualDiskImage;
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| 107 | mType = HardDiskType_NormalHardDisk;
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| 108 |
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| 109 | mBusy = false;
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| 110 | mReaders = 0;
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| 111 |
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| 112 | return S_OK;
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| 113 | }
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| 114 |
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| 115 | /**
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| 116 | * Shold be called by subclasses from #FinalRelease().
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| 117 | * Uninitializes this object by calling #uninit() if it's not yet done.
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| 118 | */
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| 119 | void HardDisk::FinalRelease()
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| 120 | {
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| 121 | uninit();
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| 122 | }
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| 123 |
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| 124 | // protected initializer/uninitializer for internal purposes only
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| 125 | ////////////////////////////////////////////////////////////////////////////////
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| 126 |
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| 127 | /**
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| 128 | * Initializes the hard disk object.
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| 129 | *
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| 130 | * Subclasses should call this or any other #init() method from their
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| 131 | * init() implementations.
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| 132 | *
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| 133 | * @note
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| 134 | * This method doesn't do |isReady()| check and doesn't call
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| 135 | * |setReady (true)| on success!
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| 136 | * @note
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| 137 | * This method must be called from under the object's lock!
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| 138 | */
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| 139 | HRESULT HardDisk::protectedInit (VirtualBox *aVirtualBox, HardDisk *aParent)
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| 140 | {
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[3411] | 141 | LogFlowThisFunc (("aParent=%p\n", aParent));
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[1] | 142 |
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| 143 | ComAssertRet (aVirtualBox, E_INVALIDARG);
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| 144 |
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| 145 | mVirtualBox = aVirtualBox;
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| 146 | mParent = aParent;
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| 147 |
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| 148 | if (!aParent)
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| 149 | aVirtualBox->addDependentChild (this);
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| 150 | else
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| 151 | aParent->addDependentChild (this);
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| 152 |
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| 153 | return S_OK;
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| 154 | }
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| 155 |
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| 156 | /**
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| 157 | * Uninitializes the instance.
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| 158 | * Subclasses should call this from their uninit() implementations.
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| 159 | * The readiness flag must be true on input and will be set to false
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| 160 | * on output.
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| 161 | *
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| 162 | * @param alock this object's autolock
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| 163 | *
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| 164 | * @note
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| 165 | * Using mParent and mVirtualBox members after this method returns
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| 166 | * is forbidden.
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| 167 | */
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| 168 | void HardDisk::protectedUninit (AutoLock &alock)
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| 169 | {
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[3411] | 170 | LogFlowThisFunc (("\n"));
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[1] | 171 |
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| 172 | Assert (alock.belongsTo (this));
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| 173 | Assert (isReady());
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| 174 |
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[351] | 175 | /* uninit all children */
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[1] | 176 | uninitDependentChildren();
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| 177 |
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| 178 | setReady (false);
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| 179 |
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| 180 | if (mParent)
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| 181 | mParent->removeDependentChild (this);
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| 182 | else
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| 183 | {
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| 184 | alock.leave();
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| 185 | mVirtualBox->removeDependentChild (this);
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| 186 | alock.enter();
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| 187 | }
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| 188 |
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| 189 | mParent.setNull();
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| 190 | mVirtualBox.setNull();
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| 191 | }
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| 192 |
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| 193 | // IHardDisk properties
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| 194 | /////////////////////////////////////////////////////////////////////////////
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| 195 |
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| 196 | STDMETHODIMP HardDisk::COMGETTER(Id) (GUIDPARAMOUT aId)
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| 197 | {
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| 198 | if (!aId)
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| 199 | return E_POINTER;
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| 200 |
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| 201 | AutoLock alock (this);
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| 202 | CHECK_READY();
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| 203 |
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| 204 | mId.cloneTo (aId);
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| 205 | return S_OK;
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| 206 | }
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| 207 |
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| 208 | STDMETHODIMP HardDisk::COMGETTER(StorageType) (HardDiskStorageType_T *aStorageType)
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| 209 | {
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| 210 | if (!aStorageType)
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| 211 | return E_POINTER;
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| 212 |
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| 213 | AutoLock alock (this);
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| 214 | CHECK_READY();
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| 215 |
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| 216 | *aStorageType = mStorageType;
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| 217 | return S_OK;
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| 218 | }
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| 219 |
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| 220 | STDMETHODIMP HardDisk::COMGETTER(Location) (BSTR *aLocation)
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| 221 | {
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| 222 | if (!aLocation)
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| 223 | return E_POINTER;
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| 224 |
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| 225 | AutoLock alock (this);
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| 226 | CHECK_READY();
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| 227 |
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| 228 | toString (false /* aShort */).cloneTo (aLocation);
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| 229 | return S_OK;
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| 230 | }
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| 231 |
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| 232 | STDMETHODIMP HardDisk::COMGETTER(Type) (HardDiskType_T *aType)
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| 233 | {
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| 234 | if (!aType)
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| 235 | return E_POINTER;
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| 236 |
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| 237 | AutoLock alock (this);
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| 238 | CHECK_READY();
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| 239 |
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| 240 | *aType = mType;
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| 241 | return S_OK;
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| 242 | }
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| 243 |
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| 244 | STDMETHODIMP HardDisk::COMSETTER(Type) (HardDiskType_T aType)
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| 245 | {
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| 246 | AutoLock alock (this);
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| 247 | CHECK_READY();
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| 248 |
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| 249 | if (mRegistered)
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| 250 | return setError (E_FAIL,
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| 251 | tr ("You cannot change the type of the registered hard disk '%ls'"),
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| 252 | toString().raw());
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| 253 |
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[2918] | 254 | /* return silently if nothing to do */
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| 255 | if (mType == aType)
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| 256 | return S_OK;
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| 257 |
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| 258 | if (mStorageType == HardDiskStorageType_VMDKImage)
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| 259 | return setError (E_FAIL,
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| 260 | tr ("Currently, changing the type of VMDK hard disks is not allowed"));
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| 261 |
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[1] | 262 | if (mStorageType == HardDiskStorageType_ISCSIHardDisk)
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| 263 | return setError (E_FAIL,
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| 264 | tr ("Currently, changing the type of iSCSI hard disks is not allowed"));
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| 265 |
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| 266 | /// @todo (dmik) later: allow to change the type on any registered hard disk
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| 267 | // depending on whether it is attached or not, has children etc.
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| 268 | // Don't forget to save hdd configuration afterwards.
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| 269 |
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| 270 | mType = aType;
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| 271 | return S_OK;
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| 272 | }
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| 273 |
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| 274 | STDMETHODIMP HardDisk::COMGETTER(Parent) (IHardDisk **aParent)
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| 275 | {
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| 276 | if (!aParent)
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| 277 | return E_POINTER;
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| 278 |
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| 279 | AutoLock alock (this);
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| 280 | CHECK_READY();
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| 281 |
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| 282 | mParent.queryInterfaceTo (aParent);
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| 283 | return S_OK;
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| 284 | }
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| 285 |
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| 286 | STDMETHODIMP HardDisk::COMGETTER(Children) (IHardDiskCollection **aChildren)
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| 287 | {
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| 288 | if (!aChildren)
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| 289 | return E_POINTER;
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| 290 |
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| 291 | AutoLock lock(this);
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| 292 | CHECK_READY();
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| 293 |
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| 294 | AutoLock chLock (childrenLock());
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| 295 |
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| 296 | ComObjPtr <HardDiskCollection> collection;
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| 297 | collection.createObject();
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| 298 | collection->init (children());
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| 299 | collection.queryInterfaceTo (aChildren);
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| 300 | return S_OK;
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| 301 | }
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| 302 |
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| 303 | STDMETHODIMP HardDisk::COMGETTER(Root) (IHardDisk **aRoot)
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| 304 | {
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| 305 | if (!aRoot)
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| 306 | return E_POINTER;
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| 307 |
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| 308 | AutoLock lock(this);
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| 309 | CHECK_READY();
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| 310 |
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| 311 | root().queryInterfaceTo (aRoot);
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| 312 | return S_OK;
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| 313 | }
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| 314 |
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| 315 | STDMETHODIMP HardDisk::COMGETTER(Accessible) (BOOL *aAccessible)
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| 316 | {
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| 317 | if (!aAccessible)
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| 318 | return E_POINTER;
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| 319 |
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| 320 | AutoLock alock (this);
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| 321 | CHECK_READY();
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| 322 |
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| 323 | HRESULT rc = getAccessible (mLastAccessError);
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| 324 | if (FAILED (rc))
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| 325 | return rc;
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| 326 |
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| 327 | *aAccessible = mLastAccessError.isNull();
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| 328 | return S_OK;
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| 329 | }
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| 330 |
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| 331 | STDMETHODIMP HardDisk::COMGETTER(AllAccessible) (BOOL *aAllAccessible)
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| 332 | {
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| 333 | if (!aAllAccessible)
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| 334 | return E_POINTER;
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| 335 |
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| 336 | AutoLock alock (this);
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| 337 | CHECK_READY();
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| 338 |
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| 339 | if (mParent)
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| 340 | {
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| 341 | HRESULT rc = S_OK;
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| 342 |
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[351] | 343 | /* check the accessibility state of all ancestors */
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[1] | 344 | ComObjPtr <HardDisk> parent = (HardDisk *) mParent;
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| 345 | while (parent)
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| 346 | {
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| 347 | AutoLock parentLock (parent);
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| 348 | HRESULT rc = parent->getAccessible (mLastAccessError);
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| 349 | if (FAILED (rc))
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| 350 | break;
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| 351 | *aAllAccessible = mLastAccessError.isNull();
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| 352 | if (!*aAllAccessible)
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| 353 | break;
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| 354 | parent = parent->mParent;
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| 355 | }
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| 356 |
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| 357 | return rc;
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| 358 | }
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| 359 |
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| 360 | HRESULT rc = getAccessible (mLastAccessError);
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| 361 | if (FAILED (rc))
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| 362 | return rc;
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| 363 |
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| 364 | *aAllAccessible = mLastAccessError.isNull();
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| 365 | return S_OK;
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| 366 | }
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| 367 |
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| 368 | STDMETHODIMP HardDisk::COMGETTER(LastAccessError) (BSTR *aLastAccessError)
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| 369 | {
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| 370 | if (!aLastAccessError)
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| 371 | return E_POINTER;
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| 372 |
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| 373 | AutoLock alock (this);
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| 374 | CHECK_READY();
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| 375 |
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| 376 | mLastAccessError.cloneTo (aLastAccessError);
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| 377 | return S_OK;
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| 378 | }
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| 379 |
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| 380 | STDMETHODIMP HardDisk::COMGETTER(MachineId) (GUIDPARAMOUT aMachineId)
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| 381 | {
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| 382 | if (!aMachineId)
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| 383 | return E_POINTER;
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| 384 |
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| 385 | AutoLock alock (this);
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| 386 | CHECK_READY();
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| 387 |
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| 388 | mMachineId.cloneTo (aMachineId);
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| 389 | return S_OK;
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| 390 | }
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| 391 |
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| 392 | STDMETHODIMP HardDisk::COMGETTER(SnapshotId) (GUIDPARAMOUT aSnapshotId)
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| 393 | {
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| 394 | if (!aSnapshotId)
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| 395 | return E_POINTER;
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| 396 |
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| 397 | AutoLock alock (this);
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| 398 | CHECK_READY();
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| 399 |
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| 400 | mSnapshotId.cloneTo (aSnapshotId);
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| 401 | return S_OK;
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| 402 | }
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| 403 |
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| 404 | STDMETHODIMP HardDisk::CloneToImage (INPTR BSTR aFilePath,
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| 405 | IVirtualDiskImage **aImage,
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| 406 | IProgress **aProgress)
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| 407 | {
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| 408 | if (!aFilePath || !(*aFilePath))
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| 409 | return E_INVALIDARG;
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| 410 | if (!aImage || !aProgress)
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| 411 | return E_POINTER;
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| 412 |
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| 413 | AutoLock alock (this);
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| 414 | CHECK_READY();
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| 415 | CHECK_BUSY();
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| 416 |
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| 417 | if (!mParent.isNull())
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| 418 | return setError (E_FAIL,
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| 419 | tr ("Cloning differencing VDI images is not yet supported ('%ls')"),
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| 420 | toString().raw());
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| 421 |
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| 422 | HRESULT rc = S_OK;
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| 423 |
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[351] | 424 | /* create a project object */
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[1] | 425 | ComObjPtr <Progress> progress;
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| 426 | progress.createObject();
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| 427 | rc = progress->init (mVirtualBox, (IVirtualDiskImage *) this,
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| 428 | Bstr (tr ("Creating a hard disk clone")),
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| 429 | FALSE /* aCancelable */);
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| 430 | CheckComRCReturnRC (rc);
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| 431 |
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[351] | 432 | /* create an imageless resulting object */
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[1] | 433 | ComObjPtr <HVirtualDiskImage> image;
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| 434 | image.createObject();
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| 435 | rc = image->init (mVirtualBox, NULL, NULL);
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| 436 | CheckComRCReturnRC (rc);
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| 437 |
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[351] | 438 | /* append the default path if only a name is given */
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[1] | 439 | Bstr path = aFilePath;
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| 440 | {
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| 441 | Utf8Str fp = aFilePath;
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| 442 | if (!RTPathHavePath (fp))
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| 443 | {
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| 444 | AutoReaderLock propsLock (mVirtualBox->systemProperties());
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| 445 | path = Utf8StrFmt ("%ls%c%s",
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| 446 | mVirtualBox->systemProperties()->defaultVDIFolder().raw(),
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| 447 | RTPATH_DELIMITER,
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| 448 | fp.raw());
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| 449 | }
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| 450 | }
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| 451 |
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[351] | 452 | /* set the desired path */
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[1] | 453 | rc = image->setFilePath (path);
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| 454 | CheckComRCReturnRC (rc);
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| 455 |
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[351] | 456 | /* ensure the directory exists */
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[1] | 457 | {
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| 458 | Utf8Str imageDir = image->filePath();
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| 459 | RTPathStripFilename (imageDir.mutableRaw());
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| 460 | if (!RTDirExists (imageDir))
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| 461 | {
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| 462 | int vrc = RTDirCreateFullPath (imageDir, 0777);
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| 463 | if (VBOX_FAILURE (vrc))
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| 464 | {
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| 465 | return setError (E_FAIL,
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| 466 | tr ("Could not create a directory '%s' "
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| 467 | "to store the image file (%Vrc)"),
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| 468 | imageDir.raw(), vrc);
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| 469 | }
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| 470 | }
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| 471 | }
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| 472 |
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[351] | 473 | /* mark as busy (being created)
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| 474 | * (VDI task thread will unmark it) */
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[1] | 475 | image->setBusy();
|
---|
| 476 |
|
---|
[351] | 477 | /* fill in a VDI task data */
|
---|
[1] | 478 | VDITask *task = new VDITask (VDITask::CloneToImage, image, progress);
|
---|
| 479 | task->source = this;
|
---|
| 480 |
|
---|
[351] | 481 | /* increase readers until finished
|
---|
| 482 | * (VDI task thread will decrease them) */
|
---|
[1] | 483 | addReader();
|
---|
| 484 |
|
---|
[351] | 485 | /* create the hard disk creation thread, pass operation data */
|
---|
[3317] | 486 | int vrc = RTThreadCreate (NULL, HVirtualDiskImage::VDITaskThread,
|
---|
[1] | 487 | (void *) task, 0, RTTHREADTYPE_MAIN_HEAVY_WORKER,
|
---|
| 488 | 0, "VDITask");
|
---|
| 489 | ComAssertMsgRC (vrc, ("Could not create a thread (%Vrc)", vrc));
|
---|
| 490 | if (VBOX_FAILURE (vrc))
|
---|
| 491 | {
|
---|
| 492 | releaseReader();
|
---|
| 493 | image->clearBusy();
|
---|
| 494 | delete task;
|
---|
| 495 | return E_FAIL;
|
---|
| 496 | }
|
---|
| 497 |
|
---|
[351] | 498 | /* return interfaces to the caller */
|
---|
[1] | 499 | image.queryInterfaceTo (aImage);
|
---|
| 500 | progress.queryInterfaceTo (aProgress);
|
---|
| 501 |
|
---|
| 502 | return S_OK;
|
---|
| 503 | }
|
---|
| 504 |
|
---|
| 505 | // public methods for internal purposes only
|
---|
| 506 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 507 |
|
---|
| 508 | /**
|
---|
| 509 | * Returns the very first (grand-) parent of this hard disk or the hard
|
---|
| 510 | * disk itself, if it doesn't have a parent.
|
---|
| 511 | *
|
---|
| 512 | * @note
|
---|
| 513 | * Must be called from under the object's lock
|
---|
| 514 | */
|
---|
| 515 | ComObjPtr <HardDisk> HardDisk::root() const
|
---|
| 516 | {
|
---|
| 517 | ComObjPtr <HardDisk> root = const_cast <HardDisk *> (this);
|
---|
| 518 | ComObjPtr <HardDisk> parent;
|
---|
| 519 | while ((parent = root->parent()))
|
---|
| 520 | root = parent;
|
---|
| 521 |
|
---|
| 522 | return root;
|
---|
| 523 | }
|
---|
| 524 |
|
---|
| 525 | /**
|
---|
| 526 | * Attempts to mark the hard disk as registered.
|
---|
| 527 | * Must be always called by every reimplementation.
|
---|
| 528 | * Only VirtualBox can call this method.
|
---|
| 529 | *
|
---|
| 530 | * @param aRegistered true to set registered and false to set unregistered
|
---|
| 531 | */
|
---|
| 532 | HRESULT HardDisk::trySetRegistered (BOOL aRegistered)
|
---|
| 533 | {
|
---|
| 534 | AutoLock alock (this);
|
---|
| 535 | CHECK_READY();
|
---|
| 536 |
|
---|
| 537 | if (aRegistered)
|
---|
| 538 | {
|
---|
| 539 | ComAssertRet (mMachineId.isEmpty(), E_FAIL);
|
---|
| 540 | ComAssertRet (mId && children().size() == 0, E_FAIL);
|
---|
| 541 |
|
---|
| 542 | if (mRegistered)
|
---|
| 543 | return setError (E_FAIL,
|
---|
| 544 | tr ("Hard disk '%ls' is already registered"),
|
---|
| 545 | toString().raw());
|
---|
| 546 |
|
---|
| 547 | CHECK_BUSY();
|
---|
| 548 | }
|
---|
| 549 | else
|
---|
| 550 | {
|
---|
| 551 | if (!mRegistered)
|
---|
| 552 | return setError (E_FAIL,
|
---|
| 553 | tr ("Hard disk '%ls' is already unregistered"),
|
---|
| 554 | toString().raw());
|
---|
| 555 |
|
---|
| 556 | if (!mMachineId.isEmpty())
|
---|
| 557 | return setError (E_FAIL,
|
---|
| 558 | tr ("Hard disk '%ls' is attached to a virtual machine with UUID {%s}"),
|
---|
| 559 | toString().raw(), mMachineId.toString().raw());
|
---|
| 560 |
|
---|
| 561 | if (children().size() > 0)
|
---|
| 562 | return setError (E_FAIL,
|
---|
| 563 | tr ("Hard disk '%ls' has %d differencing hard disks based on it"),
|
---|
| 564 | toString().raw(), children().size());
|
---|
[2358] | 565 |
|
---|
[1] | 566 | CHECK_BUSY_AND_READERS();
|
---|
| 567 | }
|
---|
| 568 |
|
---|
| 569 | mRegistered = aRegistered;
|
---|
| 570 | return S_OK;
|
---|
| 571 | }
|
---|
| 572 |
|
---|
| 573 | /**
|
---|
| 574 | * Checks basic accessibility of this hard disk only (w/o parents).
|
---|
[911] | 575 | * Must be always called by every HardDisk::getAccessible() reimplementation
|
---|
| 576 | * in the first place.
|
---|
[1] | 577 | *
|
---|
[1874] | 578 | * When @a aCheckBusy is true, this method checks that mBusy = false (and
|
---|
| 579 | * returns an appropriate error if not). This lets reimplementations
|
---|
| 580 | * successfully call addReader() after getBaseAccessible() succeeds to
|
---|
| 581 | * reference the disk and protect it from being modified or deleted before
|
---|
| 582 | * the remaining check steps are done. Note that in this case, the
|
---|
| 583 | * reimplementation must enter the object lock before calling this method and
|
---|
| 584 | * must not leave it before calling addReader() to avoid race condition.
|
---|
[911] | 585 | *
|
---|
[1874] | 586 | * When @a aCheckReaders is true, this method checks that mReaders = 0 (and
|
---|
| 587 | * returns an appropriate error if not). When set to true together with
|
---|
| 588 | * @a aCheckBusy, this lets reimplementations successfully call setBusy() after
|
---|
| 589 | * getBaseAccessible() succeeds to lock the disk and make sure nobody is
|
---|
| 590 | * referencing it until the remaining check steps are done. Note that in this
|
---|
| 591 | * case, the reimplementation must enter the object lock before calling this
|
---|
| 592 | * method and must not leave it before calling setBusy() to avoid race
|
---|
| 593 | * condition.
|
---|
| 594 | *
|
---|
| 595 | * @param aAccessError On output, a null string indicates the hard disk is
|
---|
| 596 | * accessible, otherwise contains a message describing
|
---|
| 597 | * the reason of inaccessibility.
|
---|
| 598 | * @param aCheckBusy Whether to do the busy check or not.
|
---|
| 599 | * @param aCheckReaders Whether to do readers check or not.
|
---|
[1] | 600 | */
|
---|
[911] | 601 | HRESULT HardDisk::getBaseAccessible (Bstr &aAccessError,
|
---|
[1874] | 602 | bool aCheckBusy /* = false */,
|
---|
| 603 | bool aCheckReaders /* = false */)
|
---|
[1] | 604 | {
|
---|
| 605 | AutoLock alock (this);
|
---|
| 606 | CHECK_READY();
|
---|
| 607 |
|
---|
[911] | 608 | aAccessError.setNull();
|
---|
| 609 |
|
---|
| 610 | if (aCheckBusy)
|
---|
[1] | 611 | {
|
---|
[911] | 612 | if (mBusy)
|
---|
| 613 | {
|
---|
| 614 | aAccessError = Utf8StrFmt (
|
---|
| 615 | tr ("Hard disk '%ls' is being exclusively used by another task"),
|
---|
| 616 | toString().raw());
|
---|
[1874] | 617 | return S_OK;
|
---|
[911] | 618 | }
|
---|
[1874] | 619 | }
|
---|
| 620 |
|
---|
| 621 | if (aCheckReaders)
|
---|
| 622 | {
|
---|
| 623 | if (mReaders > 0)
|
---|
[911] | 624 | {
|
---|
| 625 | aAccessError = Utf8StrFmt (
|
---|
| 626 | tr ("Hard disk '%ls' is being used by another task (%d readers)"),
|
---|
| 627 | toString().raw(), mReaders);
|
---|
[1874] | 628 | return S_OK;
|
---|
[911] | 629 | }
|
---|
[1] | 630 | }
|
---|
| 631 |
|
---|
| 632 | return S_OK;
|
---|
| 633 | }
|
---|
| 634 |
|
---|
| 635 | /**
|
---|
| 636 | * Returns true if the set of properties that makes this object unique
|
---|
| 637 | * is equal to the same set of properties in the given object.
|
---|
| 638 | */
|
---|
| 639 | bool HardDisk::sameAs (HardDisk *that)
|
---|
| 640 | {
|
---|
| 641 | AutoLock alock (this);
|
---|
| 642 | if (!isReady())
|
---|
| 643 | return false;
|
---|
| 644 |
|
---|
| 645 | /// @todo (dmik) besides UUID, we temporarily use toString() to uniquely
|
---|
| 646 | // identify objects. This is ok for VDIs but may be not good for iSCSI,
|
---|
| 647 | // so it will need a reimp of this method.
|
---|
| 648 |
|
---|
| 649 | return that->mId == mId ||
|
---|
| 650 | toString (false /* aShort */) == that->toString (false /* aShort */);
|
---|
| 651 | }
|
---|
| 652 |
|
---|
| 653 | /**
|
---|
| 654 | * Marks this hard disk as busy.
|
---|
| 655 | * A busy hard disk cannot have readers and its properties (UUID, description)
|
---|
| 656 | * cannot be externally modified.
|
---|
| 657 | */
|
---|
| 658 | void HardDisk::setBusy()
|
---|
| 659 | {
|
---|
| 660 | AutoLock alock (this);
|
---|
[1553] | 661 | AssertReturnVoid (isReady());
|
---|
[1] | 662 |
|
---|
[1553] | 663 | AssertMsgReturnVoid (mBusy == false, ("%ls", toString().raw()));
|
---|
| 664 | AssertMsgReturnVoid (mReaders == 0, ("%ls", toString().raw()));
|
---|
[1] | 665 |
|
---|
| 666 | mBusy = true;
|
---|
| 667 | }
|
---|
| 668 |
|
---|
| 669 | /**
|
---|
| 670 | * Clears the busy flag previously set by #setBusy().
|
---|
| 671 | */
|
---|
| 672 | void HardDisk::clearBusy()
|
---|
| 673 | {
|
---|
| 674 | AutoLock alock (this);
|
---|
[1168] | 675 | AssertReturnVoid (isReady());
|
---|
[1] | 676 |
|
---|
[1168] | 677 | AssertMsgReturnVoid (mBusy == true, ("%ls", toString().raw()));
|
---|
[1] | 678 |
|
---|
| 679 | mBusy = false;
|
---|
| 680 | }
|
---|
| 681 |
|
---|
| 682 | /**
|
---|
| 683 | * Increases the number of readers of this hard disk.
|
---|
| 684 | * A hard disk that have readers cannot be marked as busy (and vice versa)
|
---|
| 685 | * and its properties (UUID, description) cannot be externally modified.
|
---|
| 686 | */
|
---|
| 687 | void HardDisk::addReader()
|
---|
| 688 | {
|
---|
| 689 | AutoLock alock (this);
|
---|
[1168] | 690 | AssertReturnVoid (isReady());
|
---|
[1] | 691 |
|
---|
[1168] | 692 | AssertMsgReturnVoid (mBusy == false, ("%ls", toString().raw()));
|
---|
[1] | 693 |
|
---|
| 694 | ++ mReaders;
|
---|
| 695 | }
|
---|
| 696 |
|
---|
| 697 | /**
|
---|
| 698 | * Decreases the number of readers of this hard disk.
|
---|
| 699 | */
|
---|
| 700 | void HardDisk::releaseReader()
|
---|
| 701 | {
|
---|
| 702 | AutoLock alock (this);
|
---|
[1168] | 703 | AssertReturnVoid (isReady());
|
---|
[1] | 704 |
|
---|
[1168] | 705 | AssertMsgReturnVoid (mBusy == false, ("%ls", toString().raw()));
|
---|
| 706 | AssertMsgReturnVoid (mReaders > 0, ("%ls", toString().raw()));
|
---|
[1] | 707 |
|
---|
| 708 | -- mReaders;
|
---|
| 709 | }
|
---|
| 710 |
|
---|
| 711 | /**
|
---|
| 712 | * Increases the number of readers on all ancestors of this hard disk.
|
---|
| 713 | */
|
---|
| 714 | void HardDisk::addReaderOnAncestors()
|
---|
| 715 | {
|
---|
| 716 | AutoLock alock (this);
|
---|
[1168] | 717 | AssertReturnVoid (isReady());
|
---|
[1] | 718 |
|
---|
| 719 | if (mParent)
|
---|
| 720 | {
|
---|
| 721 | AutoLock alock (mParent);
|
---|
| 722 | mParent->addReader();
|
---|
| 723 | mParent->addReaderOnAncestors();
|
---|
| 724 | }
|
---|
| 725 | }
|
---|
| 726 |
|
---|
| 727 | /**
|
---|
| 728 | * Decreases the number of readers on all ancestors of this hard disk.
|
---|
| 729 | */
|
---|
| 730 | void HardDisk::releaseReaderOnAncestors()
|
---|
| 731 | {
|
---|
| 732 | AutoLock alock (this);
|
---|
[1168] | 733 | AssertReturnVoid (isReady());
|
---|
[1] | 734 |
|
---|
| 735 | if (mParent)
|
---|
| 736 | {
|
---|
| 737 | AutoLock alock (mParent);
|
---|
| 738 | mParent->releaseReaderOnAncestors();
|
---|
| 739 | mParent->releaseReader();
|
---|
| 740 | }
|
---|
| 741 | }
|
---|
| 742 |
|
---|
| 743 | /**
|
---|
| 744 | * Returns true if this hard disk has children not belonging to the same
|
---|
| 745 | * machine.
|
---|
| 746 | */
|
---|
| 747 | bool HardDisk::hasForeignChildren()
|
---|
| 748 | {
|
---|
| 749 | AutoLock alock (this);
|
---|
| 750 | AssertReturn (isReady(), false);
|
---|
| 751 |
|
---|
| 752 | AssertReturn (!mMachineId.isEmpty(), false);
|
---|
| 753 |
|
---|
[351] | 754 | /* check all children */
|
---|
[1] | 755 | AutoLock chLock (childrenLock());
|
---|
| 756 | for (HardDiskList::const_iterator it = children().begin();
|
---|
| 757 | it != children().end();
|
---|
| 758 | ++ it)
|
---|
| 759 | {
|
---|
| 760 | ComObjPtr <HardDisk> child = *it;
|
---|
| 761 | AutoLock childLock (child);
|
---|
| 762 | if (child->mMachineId != mMachineId)
|
---|
| 763 | return true;
|
---|
| 764 | }
|
---|
| 765 |
|
---|
| 766 | return false;
|
---|
| 767 | }
|
---|
| 768 |
|
---|
| 769 | /**
|
---|
| 770 | * Marks this hard disk and all its children as busy.
|
---|
| 771 | * Used for merge operations.
|
---|
| 772 | * Returns a meaningful error info on failure.
|
---|
| 773 | */
|
---|
| 774 | HRESULT HardDisk::setBusyWithChildren()
|
---|
| 775 | {
|
---|
| 776 | AutoLock alock (this);
|
---|
| 777 | AssertReturn (isReady(), E_FAIL);
|
---|
| 778 |
|
---|
| 779 | const char *errMsg = tr ("Hard disk '%ls' is being used by another task");
|
---|
| 780 |
|
---|
| 781 | if (mReaders > 0 || mBusy)
|
---|
| 782 | return setError (E_FAIL, errMsg, toString().raw());
|
---|
| 783 |
|
---|
| 784 | AutoLock chLock (childrenLock());
|
---|
| 785 |
|
---|
| 786 | for (HardDiskList::const_iterator it = children().begin();
|
---|
| 787 | it != children().end();
|
---|
| 788 | ++ it)
|
---|
| 789 | {
|
---|
| 790 | ComObjPtr <HardDisk> child = *it;
|
---|
| 791 | AutoLock childLock (child);
|
---|
| 792 | if (child->mReaders > 0 || child->mBusy)
|
---|
| 793 | {
|
---|
[351] | 794 | /* reset the busy flag of all previous children */
|
---|
[1] | 795 | while (it != children().begin())
|
---|
| 796 | (*(-- it))->clearBusy();
|
---|
| 797 | return setError (E_FAIL, errMsg, child->toString().raw());
|
---|
| 798 | }
|
---|
| 799 | else
|
---|
| 800 | child->mBusy = true;
|
---|
| 801 | }
|
---|
| 802 |
|
---|
| 803 | mBusy = true;
|
---|
| 804 |
|
---|
| 805 | return S_OK;
|
---|
| 806 | }
|
---|
| 807 |
|
---|
| 808 | /**
|
---|
| 809 | * Clears the busy flag of this hard disk and all its children.
|
---|
| 810 | * An opposite to #setBusyWithChildren.
|
---|
| 811 | */
|
---|
| 812 | void HardDisk::clearBusyWithChildren()
|
---|
| 813 | {
|
---|
| 814 | AutoLock alock (this);
|
---|
| 815 | AssertReturn (isReady(), (void) 0);
|
---|
| 816 |
|
---|
| 817 | AssertReturn (mBusy == true, (void) 0);
|
---|
| 818 |
|
---|
| 819 | AutoLock chLock (childrenLock());
|
---|
| 820 |
|
---|
| 821 | for (HardDiskList::const_iterator it = children().begin();
|
---|
| 822 | it != children().end();
|
---|
| 823 | ++ it)
|
---|
| 824 | {
|
---|
| 825 | ComObjPtr <HardDisk> child = *it;
|
---|
| 826 | AutoLock childLock (child);
|
---|
| 827 | Assert (child->mBusy == true);
|
---|
| 828 | child->mBusy = false;
|
---|
| 829 | }
|
---|
| 830 |
|
---|
| 831 | mBusy = false;
|
---|
| 832 | }
|
---|
| 833 |
|
---|
| 834 | /**
|
---|
| 835 | * Checks that this hard disk and all its direct children are accessible.
|
---|
| 836 | */
|
---|
| 837 | HRESULT HardDisk::getAccessibleWithChildren (Bstr &aAccessError)
|
---|
| 838 | {
|
---|
| 839 | AutoLock alock (this);
|
---|
| 840 | AssertReturn (isReady(), E_FAIL);
|
---|
| 841 |
|
---|
| 842 | HRESULT rc = getAccessible (aAccessError);
|
---|
| 843 | if (FAILED (rc) || !aAccessError.isNull())
|
---|
| 844 | return rc;
|
---|
| 845 |
|
---|
| 846 | AutoLock chLock (childrenLock());
|
---|
| 847 |
|
---|
| 848 | for (HardDiskList::const_iterator it = children().begin();
|
---|
| 849 | it != children().end();
|
---|
| 850 | ++ it)
|
---|
| 851 | {
|
---|
| 852 | ComObjPtr <HardDisk> child = *it;
|
---|
| 853 | rc = child->getAccessible (aAccessError);
|
---|
| 854 | if (FAILED (rc) || !aAccessError.isNull())
|
---|
| 855 | return rc;
|
---|
| 856 | }
|
---|
| 857 |
|
---|
| 858 | return rc;
|
---|
| 859 | }
|
---|
| 860 |
|
---|
| 861 | /**
|
---|
| 862 | * Checks that this hard disk and all its descendants are consistent.
|
---|
| 863 | * For now, the consistency means that:
|
---|
| 864 | *
|
---|
| 865 | * 1) every differencing image is associated with a registered machine
|
---|
| 866 | * 2) every root image that has differencing children is associated with
|
---|
| 867 | * a registered machine.
|
---|
| 868 | *
|
---|
| 869 | * This method is used by the VirtualBox constructor after loading all hard
|
---|
| 870 | * disks and all machines.
|
---|
| 871 | */
|
---|
| 872 | HRESULT HardDisk::checkConsistency()
|
---|
| 873 | {
|
---|
| 874 | AutoLock alock (this);
|
---|
| 875 | AssertReturn (isReady(), E_FAIL);
|
---|
| 876 |
|
---|
| 877 | if (isDifferencing())
|
---|
| 878 | {
|
---|
| 879 | Assert (mVirtualBox->isMachineIdValid (mMachineId) ||
|
---|
| 880 | mMachineId.isEmpty());
|
---|
| 881 |
|
---|
| 882 | if (mMachineId.isEmpty())
|
---|
| 883 | return setError (E_FAIL,
|
---|
| 884 | tr ("Differencing hard disk '%ls' is not associated with "
|
---|
| 885 | "any registered virtual machine or snapshot"),
|
---|
| 886 | toString().raw());
|
---|
| 887 | }
|
---|
| 888 |
|
---|
| 889 | HRESULT rc = S_OK;
|
---|
| 890 |
|
---|
| 891 | AutoLock chLock (childrenLock());
|
---|
| 892 |
|
---|
| 893 | if (mParent.isNull() && mType == HardDiskType_NormalHardDisk &&
|
---|
| 894 | children().size() != 0)
|
---|
| 895 | {
|
---|
| 896 | if (mMachineId.isEmpty())
|
---|
| 897 | return setError (E_FAIL,
|
---|
| 898 | tr ("Hard disk '%ls' is not associated with any registered "
|
---|
| 899 | "virtual machine or snapshot, but has differencing child "
|
---|
| 900 | "hard disks based on it"),
|
---|
| 901 | toString().raw());
|
---|
| 902 | }
|
---|
| 903 |
|
---|
| 904 | for (HardDiskList::const_iterator it = children().begin();
|
---|
| 905 | it != children().end() && SUCCEEDED (rc);
|
---|
| 906 | ++ it)
|
---|
| 907 | {
|
---|
| 908 | rc = (*it)->checkConsistency();
|
---|
| 909 | }
|
---|
| 910 |
|
---|
| 911 | return rc;
|
---|
| 912 | }
|
---|
| 913 |
|
---|
| 914 | /**
|
---|
| 915 | * Creates a differencing hard disk for this hard disk and returns the
|
---|
| 916 | * created hard disk object to the caller.
|
---|
| 917 | *
|
---|
| 918 | * The created differencing hard disk is automatically added to the list of
|
---|
| 919 | * children of this hard disk object and registered within VirtualBox.
|
---|
| 920 |
|
---|
| 921 | * The specified progress object (if not NULL) receives the percentage
|
---|
| 922 | * of the operation completion. However, it is responsibility of the caller to
|
---|
| 923 | * call Progress::notifyComplete() after this method returns.
|
---|
| 924 | *
|
---|
| 925 | * @param aFolder folder where to create the differencing disk
|
---|
| 926 | * (must be a full path)
|
---|
| 927 | * @param aMachineId machine ID the new hard disk will belong to
|
---|
| 928 | * @param aHardDisk resulting hard disk object
|
---|
| 929 | * @param aProgress progress object to run during copy operation
|
---|
| 930 | * (may be NULL)
|
---|
| 931 | *
|
---|
| 932 | * @note
|
---|
| 933 | * Must be NOT called from under locks of other objects that need external
|
---|
| 934 | * access dirung this method execurion!
|
---|
| 935 | */
|
---|
| 936 | HRESULT HardDisk::createDiffHardDisk (const Bstr &aFolder, const Guid &aMachineId,
|
---|
| 937 | ComObjPtr <HVirtualDiskImage> &aHardDisk,
|
---|
| 938 | Progress *aProgress)
|
---|
| 939 | {
|
---|
| 940 | AssertReturn (!aFolder.isEmpty() && !aMachineId.isEmpty(),
|
---|
| 941 | E_FAIL);
|
---|
| 942 |
|
---|
| 943 | AutoLock alock (this);
|
---|
| 944 | CHECK_READY();
|
---|
| 945 |
|
---|
| 946 | ComAssertRet (isBusy() == false, E_FAIL);
|
---|
| 947 |
|
---|
| 948 | Guid id;
|
---|
| 949 | id.create();
|
---|
| 950 |
|
---|
| 951 | Utf8Str filePathTo = Utf8StrFmt ("%ls%c{%Vuuid}.vdi",
|
---|
| 952 | aFolder.raw(), RTPATH_DELIMITER, id.ptr());
|
---|
| 953 |
|
---|
[351] | 954 | /* try to make the path relative to the vbox home dir */
|
---|
[1] | 955 | const char *filePathToRel = filePathTo;
|
---|
| 956 | {
|
---|
| 957 | const Utf8Str &homeDir = mVirtualBox->homeDir();
|
---|
| 958 | if (!strncmp (filePathTo, homeDir, homeDir.length()))
|
---|
| 959 | filePathToRel = (filePathToRel + homeDir.length() + 1);
|
---|
| 960 | }
|
---|
| 961 |
|
---|
[351] | 962 | /* first ensure the directory exists */
|
---|
[1] | 963 | {
|
---|
| 964 | Utf8Str dir = aFolder;
|
---|
| 965 | if (!RTDirExists (dir))
|
---|
| 966 | {
|
---|
| 967 | int vrc = RTDirCreateFullPath (dir, 0777);
|
---|
| 968 | if (VBOX_FAILURE (vrc))
|
---|
| 969 | {
|
---|
| 970 | return setError (E_FAIL,
|
---|
| 971 | tr ("Could not create a directory '%s' "
|
---|
| 972 | "to store the image file (%Vrc)"),
|
---|
| 973 | dir.raw(), vrc);
|
---|
| 974 | }
|
---|
| 975 | }
|
---|
| 976 | }
|
---|
| 977 |
|
---|
| 978 | alock.leave();
|
---|
| 979 |
|
---|
[351] | 980 | /* call storage type specific diff creation method */
|
---|
[1] | 981 | HRESULT rc = createDiffImage (id, filePathTo, aProgress);
|
---|
| 982 |
|
---|
| 983 | alock.enter();
|
---|
| 984 |
|
---|
| 985 | CheckComRCReturnRC (rc);
|
---|
| 986 |
|
---|
| 987 | ComObjPtr <HVirtualDiskImage> vdi;
|
---|
| 988 | vdi.createObject();
|
---|
| 989 | rc = vdi->init (mVirtualBox, this, Bstr (filePathToRel),
|
---|
| 990 | TRUE /* aRegistered */);
|
---|
| 991 | CheckComRCReturnRC (rc);
|
---|
| 992 |
|
---|
[351] | 993 | /* associate the created hard disk with the given machine */
|
---|
[1] | 994 | vdi->setMachineId (aMachineId);
|
---|
| 995 |
|
---|
| 996 | rc = mVirtualBox->registerHardDisk (vdi, VirtualBox::RHD_Internal);
|
---|
| 997 | CheckComRCReturnRC (rc);
|
---|
| 998 |
|
---|
| 999 | aHardDisk = vdi;
|
---|
| 1000 |
|
---|
| 1001 | return S_OK;
|
---|
| 1002 | }
|
---|
| 1003 |
|
---|
| 1004 | /**
|
---|
| 1005 | * Checks if the given change of \a aOldPath to \a aNewPath affects the path
|
---|
| 1006 | * of this hard disk or any of its children and updates it if necessary (by
|
---|
| 1007 | * calling #updatePath()). Intended to be called only by
|
---|
| 1008 | * VirtualBox::updateSettings() if a machine's name change causes directory
|
---|
| 1009 | * renaming that affects this image.
|
---|
| 1010 | *
|
---|
| 1011 | * @param aOldPath old path (full)
|
---|
| 1012 | * @param aNewPath new path (full)
|
---|
| 1013 | *
|
---|
| 1014 | * @note Locks this object and all children for writing.
|
---|
| 1015 | */
|
---|
| 1016 | void HardDisk::updatePaths (const char *aOldPath, const char *aNewPath)
|
---|
| 1017 | {
|
---|
| 1018 | AssertReturnVoid (aOldPath);
|
---|
| 1019 | AssertReturnVoid (aNewPath);
|
---|
| 1020 |
|
---|
| 1021 | AutoLock alock (this);
|
---|
| 1022 | AssertReturnVoid (isReady());
|
---|
| 1023 |
|
---|
| 1024 | updatePath (aOldPath, aNewPath);
|
---|
| 1025 |
|
---|
| 1026 | /* update paths of all children */
|
---|
| 1027 | AutoLock chLock (childrenLock());
|
---|
| 1028 | for (HardDiskList::const_iterator it = children().begin();
|
---|
| 1029 | it != children().end();
|
---|
| 1030 | ++ it)
|
---|
| 1031 | {
|
---|
| 1032 | (*it)->updatePaths (aOldPath, aNewPath);
|
---|
| 1033 | }
|
---|
| 1034 | }
|
---|
| 1035 |
|
---|
[2358] | 1036 | /**
|
---|
[953] | 1037 | * Helper method that deduces a hard disk object type to create from
|
---|
| 1038 | * the location string format and from the contents of the resource
|
---|
| 1039 | * pointed to by the location string.
|
---|
| 1040 | *
|
---|
| 1041 | * Currently, the location string must be a file path which is
|
---|
| 1042 | * passed to the HVirtualDiskImage or HVMDKImage initializer in
|
---|
| 1043 | * attempt to create a hard disk object.
|
---|
[2358] | 1044 | *
|
---|
| 1045 | * @param aVirtualBox
|
---|
| 1046 | * @param aLocation
|
---|
| 1047 | * @param hardDisk
|
---|
| 1048 | *
|
---|
| 1049 | * @return
|
---|
[953] | 1050 | */
|
---|
| 1051 | /* static */
|
---|
| 1052 | HRESULT HardDisk::openHardDisk (VirtualBox *aVirtualBox, INPTR BSTR aLocation,
|
---|
| 1053 | ComObjPtr <HardDisk> &hardDisk)
|
---|
| 1054 | {
|
---|
[1015] | 1055 | LogFlowFunc (("aLocation=\"%ls\"\n", aLocation));
|
---|
| 1056 |
|
---|
[953] | 1057 | AssertReturn (aVirtualBox, E_POINTER);
|
---|
| 1058 |
|
---|
| 1059 | /* null and empty strings are not allowed locations */
|
---|
| 1060 | AssertReturn (aLocation, E_INVALIDARG);
|
---|
| 1061 | AssertReturn (*aLocation, E_INVALIDARG);
|
---|
| 1062 |
|
---|
[3317] | 1063 | static const struct
|
---|
| 1064 | {
|
---|
| 1065 | HardDiskStorageType_T type;
|
---|
| 1066 | const char *ext;
|
---|
| 1067 | }
|
---|
| 1068 | storageTypes[] =
|
---|
| 1069 | {
|
---|
| 1070 | { HardDiskStorageType_VMDKImage, ".vmdk" },
|
---|
| 1071 | { HardDiskStorageType_VirtualDiskImage, ".vdi" },
|
---|
| 1072 | };
|
---|
[953] | 1073 |
|
---|
| 1074 | /* try to guess the probe order by extension */
|
---|
[3320] | 1075 | size_t first = 0;
|
---|
| 1076 | bool haveFirst = false;
|
---|
[953] | 1077 | Utf8Str loc = aLocation;
|
---|
| 1078 | char *ext = RTPathExt (loc);
|
---|
| 1079 |
|
---|
[3317] | 1080 | for (size_t i = 0; i < ELEMENTS (storageTypes); ++ i)
|
---|
[953] | 1081 | {
|
---|
[3317] | 1082 | if (RTPathCompare (ext, storageTypes [i].ext) == 0)
|
---|
| 1083 | {
|
---|
| 1084 | first = i;
|
---|
[3320] | 1085 | haveFirst = true;
|
---|
[3317] | 1086 | break;
|
---|
| 1087 | }
|
---|
[953] | 1088 | }
|
---|
| 1089 |
|
---|
[3317] | 1090 | HRESULT rc = S_OK;
|
---|
| 1091 |
|
---|
| 1092 | HRESULT firstRC = S_OK;
|
---|
| 1093 | com::ErrorInfoKeeper firstErr (true /* aIsNull */);
|
---|
| 1094 |
|
---|
| 1095 | for (size_t i = 0; i < ELEMENTS (storageTypes); ++ i)
|
---|
[953] | 1096 | {
|
---|
[3320] | 1097 | size_t j = !haveFirst ? i : i == 0 ? first : i == first ? 0 : i;
|
---|
[3317] | 1098 | switch (storageTypes [j].type)
|
---|
[953] | 1099 | {
|
---|
| 1100 | case HardDiskStorageType_VirtualDiskImage:
|
---|
| 1101 | {
|
---|
| 1102 | ComObjPtr <HVirtualDiskImage> obj;
|
---|
| 1103 | obj.createObject();
|
---|
| 1104 | rc = obj->init (aVirtualBox, NULL, aLocation,
|
---|
| 1105 | FALSE /* aRegistered */);
|
---|
| 1106 | if (SUCCEEDED (rc))
|
---|
| 1107 | {
|
---|
| 1108 | hardDisk = obj;
|
---|
| 1109 | return rc;
|
---|
| 1110 | }
|
---|
| 1111 | break;
|
---|
| 1112 | }
|
---|
| 1113 | case HardDiskStorageType_VMDKImage:
|
---|
| 1114 | {
|
---|
| 1115 | ComObjPtr <HVMDKImage> obj;
|
---|
| 1116 | obj.createObject();
|
---|
| 1117 | rc = obj->init (aVirtualBox, NULL, aLocation,
|
---|
| 1118 | FALSE /* aRegistered */);
|
---|
| 1119 | if (SUCCEEDED (rc))
|
---|
| 1120 | {
|
---|
| 1121 | hardDisk = obj;
|
---|
| 1122 | return rc;
|
---|
| 1123 | }
|
---|
| 1124 | break;
|
---|
| 1125 | }
|
---|
| 1126 | default:
|
---|
| 1127 | {
|
---|
[3317] | 1128 | AssertComRCReturnRC (E_FAIL);
|
---|
[953] | 1129 | }
|
---|
| 1130 | }
|
---|
[3317] | 1131 |
|
---|
| 1132 | Assert (FAILED (rc));
|
---|
| 1133 |
|
---|
[3320] | 1134 | /* remember the error of the matching class */
|
---|
| 1135 | if (haveFirst && j == first)
|
---|
[3317] | 1136 | {
|
---|
| 1137 | firstRC = rc;
|
---|
| 1138 | firstErr.fetch();
|
---|
| 1139 | }
|
---|
[953] | 1140 | }
|
---|
| 1141 |
|
---|
[3320] | 1142 | if (haveFirst)
|
---|
[3317] | 1143 | {
|
---|
| 1144 | Assert (FAILED (firstRC));
|
---|
| 1145 | /* firstErr will restore the error info upon destruction */
|
---|
| 1146 | return firstRC;
|
---|
| 1147 | }
|
---|
| 1148 |
|
---|
| 1149 | /* There was no exact extension match; chances are high that an error we
|
---|
| 1150 | * got after probing is useless. Use a generic error message instead. */
|
---|
| 1151 |
|
---|
| 1152 | firstErr.forget();
|
---|
| 1153 |
|
---|
| 1154 | return setError (E_FAIL,
|
---|
| 1155 | tr ("Could not recognize the format of the hard disk '%ls'. "
|
---|
| 1156 | "Either the given format is not supported or hard disk data "
|
---|
| 1157 | "is corrupt"),
|
---|
| 1158 | aLocation);
|
---|
[953] | 1159 | }
|
---|
| 1160 |
|
---|
[1] | 1161 | // protected methods
|
---|
| 1162 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 1163 |
|
---|
| 1164 | /**
|
---|
| 1165 | * Loads the base settings of the hard disk from the given node, registers
|
---|
| 1166 | * it and loads and registers all child hard disks as HVirtualDiskImage
|
---|
| 1167 | * instances.
|
---|
| 1168 | *
|
---|
| 1169 | * Subclasses must call this method in their init() or loadSettings() methods
|
---|
| 1170 | * *after* they load specific parts of data (at least, necessary to let
|
---|
| 1171 | * toString() function correctly), in order to be properly loaded from the
|
---|
| 1172 | * settings file and registered.
|
---|
| 1173 | *
|
---|
| 1174 | * @param aHDNode <HardDisk> node when #isDifferencing() = false, or
|
---|
| 1175 | * <DiffHardDisk> node otherwise
|
---|
| 1176 | *
|
---|
| 1177 | * @note
|
---|
| 1178 | * Must be called from under the object's lock
|
---|
| 1179 | */
|
---|
| 1180 | HRESULT HardDisk::loadSettings (CFGNODE aHDNode)
|
---|
| 1181 | {
|
---|
| 1182 | AssertReturn (aHDNode, E_FAIL);
|
---|
| 1183 |
|
---|
[351] | 1184 | Guid uuid; /* uuid (required) */
|
---|
[1] | 1185 | CFGLDRQueryUUID (aHDNode, "uuid", uuid.ptr());
|
---|
| 1186 | mId = uuid;
|
---|
| 1187 |
|
---|
| 1188 | if (!isDifferencing())
|
---|
| 1189 | {
|
---|
[351] | 1190 | Bstr type; /* type (required for <HardDisk> nodes only) */
|
---|
[1] | 1191 | CFGLDRQueryBSTR (aHDNode, "type", type.asOutParam());
|
---|
| 1192 | if (type == L"normal")
|
---|
| 1193 | mType = HardDiskType_NormalHardDisk;
|
---|
| 1194 | else if (type == L"immutable")
|
---|
| 1195 | mType = HardDiskType_ImmutableHardDisk;
|
---|
| 1196 | else if (type == L"writethrough")
|
---|
| 1197 | mType = HardDiskType_WritethroughHardDisk;
|
---|
| 1198 | else
|
---|
| 1199 | ComAssertMsgFailedRet (("Invalid hard disk type '%ls'\n", type.raw()),
|
---|
| 1200 | E_FAIL);
|
---|
| 1201 | }
|
---|
| 1202 | else
|
---|
| 1203 | mType = HardDiskType_NormalHardDisk;
|
---|
| 1204 |
|
---|
| 1205 | HRESULT rc = mVirtualBox->registerHardDisk (this, VirtualBox::RHD_OnStartUp);
|
---|
| 1206 | if (FAILED (rc))
|
---|
| 1207 | return rc;
|
---|
| 1208 |
|
---|
[351] | 1209 | /* load all children */
|
---|
[1] | 1210 | unsigned count = 0;
|
---|
| 1211 | CFGLDRCountChildren (aHDNode, "DiffHardDisk", &count);
|
---|
| 1212 | for (unsigned i = 0; i < count && SUCCEEDED (rc); ++ i)
|
---|
| 1213 | {
|
---|
| 1214 | CFGNODE hdNode = 0;
|
---|
| 1215 |
|
---|
| 1216 | CFGLDRGetChildNode (aHDNode, "DiffHardDisk", i, &hdNode);
|
---|
| 1217 | ComAssertBreak (hdNode, rc = E_FAIL);
|
---|
| 1218 |
|
---|
| 1219 | do
|
---|
| 1220 | {
|
---|
| 1221 | CFGNODE vdiNode = 0;
|
---|
| 1222 | CFGLDRGetChildNode (hdNode, "VirtualDiskImage", 0, &vdiNode);
|
---|
| 1223 | ComAssertBreak (vdiNode, rc = E_FAIL);
|
---|
| 1224 |
|
---|
| 1225 | ComObjPtr <HVirtualDiskImage> vdi;
|
---|
| 1226 | vdi.createObject();
|
---|
| 1227 | rc = vdi->init (mVirtualBox, this, hdNode, vdiNode);
|
---|
| 1228 |
|
---|
| 1229 | CFGLDRReleaseNode (vdiNode);
|
---|
| 1230 | }
|
---|
| 1231 | while (0);
|
---|
| 1232 |
|
---|
| 1233 | CFGLDRReleaseNode (hdNode);
|
---|
| 1234 | }
|
---|
| 1235 |
|
---|
| 1236 | return rc;
|
---|
| 1237 | }
|
---|
| 1238 |
|
---|
| 1239 | /**
|
---|
| 1240 | * Saves the base settings of the hard disk to the given node
|
---|
| 1241 | * and saves all child hard disks as <DiffHardDisk> nodes.
|
---|
| 1242 | *
|
---|
| 1243 | * Subclasses must call this method in their saveSettings() methods
|
---|
| 1244 | * in order to be properly saved to the settings file.
|
---|
| 1245 | *
|
---|
| 1246 | * @param aHDNode <HardDisk> node when #isDifferencing() = false, or
|
---|
| 1247 | * <DiffHardDisk> node otherwise
|
---|
| 1248 | *
|
---|
| 1249 | * @note
|
---|
| 1250 | * Must be called from under the object's lock
|
---|
| 1251 | */
|
---|
| 1252 | HRESULT HardDisk::saveSettings (CFGNODE aHDNode)
|
---|
| 1253 | {
|
---|
| 1254 | AssertReturn (aHDNode, E_FAIL);
|
---|
| 1255 |
|
---|
[351] | 1256 | /* uuid (required) */
|
---|
[1] | 1257 | CFGLDRSetUUID (aHDNode, "uuid", mId.ptr());
|
---|
| 1258 |
|
---|
| 1259 | if (!isDifferencing())
|
---|
| 1260 | {
|
---|
[351] | 1261 | /* type (required) */
|
---|
[1] | 1262 | const char *type = NULL;
|
---|
| 1263 | switch (mType)
|
---|
| 1264 | {
|
---|
| 1265 | case HardDiskType_NormalHardDisk:
|
---|
| 1266 | type = "normal";
|
---|
| 1267 | break;
|
---|
| 1268 | case HardDiskType_ImmutableHardDisk:
|
---|
| 1269 | type = "immutable";
|
---|
| 1270 | break;
|
---|
| 1271 | case HardDiskType_WritethroughHardDisk:
|
---|
| 1272 | type = "writethrough";
|
---|
| 1273 | break;
|
---|
| 1274 | }
|
---|
| 1275 | CFGLDRSetString (aHDNode, "type", type);
|
---|
| 1276 | }
|
---|
| 1277 |
|
---|
| 1278 | HRESULT rc = S_OK;
|
---|
| 1279 |
|
---|
[351] | 1280 | /* save all children */
|
---|
[1] | 1281 | AutoLock chLock (childrenLock());
|
---|
| 1282 | for (HardDiskList::const_iterator it = children().begin();
|
---|
| 1283 | it != children().end() && SUCCEEDED (rc);
|
---|
| 1284 | ++ it)
|
---|
| 1285 | {
|
---|
| 1286 | ComObjPtr <HardDisk> child = *it;
|
---|
| 1287 | AutoLock childLock (child);
|
---|
| 1288 |
|
---|
| 1289 | CFGNODE hdNode = 0;
|
---|
| 1290 | CFGLDRAppendChildNode (aHDNode, "DiffHardDisk", &hdNode);
|
---|
| 1291 | ComAssertBreak (hdNode, rc = E_FAIL);
|
---|
| 1292 |
|
---|
| 1293 | do
|
---|
| 1294 | {
|
---|
| 1295 | CFGNODE vdiNode = 0;
|
---|
| 1296 | CFGLDRAppendChildNode (hdNode, "VirtualDiskImage", &vdiNode);
|
---|
| 1297 | ComAssertBreak (vdiNode, rc = E_FAIL);
|
---|
| 1298 |
|
---|
| 1299 | rc = child->saveSettings (hdNode, vdiNode);
|
---|
| 1300 |
|
---|
| 1301 | CFGLDRReleaseNode (vdiNode);
|
---|
| 1302 | }
|
---|
| 1303 | while (0);
|
---|
| 1304 |
|
---|
| 1305 | CFGLDRReleaseNode (hdNode);
|
---|
| 1306 | }
|
---|
| 1307 |
|
---|
| 1308 | return rc;
|
---|
| 1309 | }
|
---|
| 1310 |
|
---|
| 1311 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 1312 | // HVirtualDiskImage class
|
---|
| 1313 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 1314 |
|
---|
| 1315 | // constructor / destructor
|
---|
| 1316 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 1317 |
|
---|
| 1318 | HRESULT HVirtualDiskImage::FinalConstruct()
|
---|
| 1319 | {
|
---|
| 1320 | HRESULT rc = HardDisk::FinalConstruct();
|
---|
| 1321 | if (FAILED (rc))
|
---|
| 1322 | return rc;
|
---|
| 1323 |
|
---|
| 1324 | mState = NotCreated;
|
---|
| 1325 |
|
---|
[351] | 1326 | mStateCheckSem = NIL_RTSEMEVENTMULTI;
|
---|
| 1327 | mStateCheckWaiters = 0;
|
---|
| 1328 |
|
---|
[1] | 1329 | mSize = 0;
|
---|
| 1330 | mActualSize = 0;
|
---|
| 1331 |
|
---|
| 1332 | return S_OK;
|
---|
| 1333 | }
|
---|
| 1334 |
|
---|
| 1335 | void HVirtualDiskImage::FinalRelease()
|
---|
| 1336 | {
|
---|
| 1337 | HardDisk::FinalRelease();
|
---|
| 1338 | }
|
---|
| 1339 |
|
---|
| 1340 | // public initializer/uninitializer for internal purposes only
|
---|
| 1341 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 1342 |
|
---|
| 1343 | // public methods for internal purposes only
|
---|
| 1344 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 1345 |
|
---|
| 1346 | /**
|
---|
| 1347 | * Initializes the VDI hard disk object by reading its properties from
|
---|
| 1348 | * the given configuration node. The created hard disk will be marked as
|
---|
| 1349 | * registered on success.
|
---|
| 1350 | *
|
---|
| 1351 | * @param aHDNode <HardDisk> node
|
---|
[953] | 1352 | * @param aVDINode <VirtualDiskImage> node
|
---|
[1] | 1353 | */
|
---|
| 1354 | HRESULT HVirtualDiskImage::init (VirtualBox *aVirtualBox, HardDisk *aParent,
|
---|
| 1355 | CFGNODE aHDNode, CFGNODE aVDINode)
|
---|
| 1356 | {
|
---|
[3411] | 1357 | LogFlowThisFunc (("aHDNode=%p, aVDINode=%p\n", aHDNode, aVDINode));
|
---|
[1] | 1358 |
|
---|
| 1359 | AssertReturn (aHDNode && aVDINode, E_FAIL);
|
---|
| 1360 |
|
---|
| 1361 | AutoLock alock (this);
|
---|
| 1362 | ComAssertRet (!isReady(), E_UNEXPECTED);
|
---|
| 1363 |
|
---|
| 1364 | mStorageType = HardDiskStorageType_VirtualDiskImage;
|
---|
| 1365 |
|
---|
| 1366 | HRESULT rc = S_OK;
|
---|
| 1367 |
|
---|
| 1368 | do
|
---|
| 1369 | {
|
---|
| 1370 | rc = protectedInit (aVirtualBox, aParent);
|
---|
| 1371 | CheckComRCBreakRC (rc);
|
---|
| 1372 |
|
---|
| 1373 | /* set ready to let protectedUninit() be called on failure */
|
---|
| 1374 | setReady (true);
|
---|
| 1375 |
|
---|
| 1376 | /* filePath (required) */
|
---|
| 1377 | Bstr filePath;
|
---|
| 1378 | CFGLDRQueryBSTR (aVDINode, "filePath", filePath.asOutParam());
|
---|
| 1379 |
|
---|
| 1380 | rc = setFilePath (filePath);
|
---|
| 1381 | CheckComRCBreakRC (rc);
|
---|
| 1382 |
|
---|
[3411] | 1383 | LogFlowThisFunc (("'%ls'\n", mFilePathFull.raw()));
|
---|
[1] | 1384 |
|
---|
| 1385 | /* load basic settings and children */
|
---|
| 1386 | rc = loadSettings (aHDNode);
|
---|
| 1387 | CheckComRCBreakRC (rc);
|
---|
| 1388 |
|
---|
| 1389 | mState = Created;
|
---|
| 1390 | mRegistered = TRUE;
|
---|
| 1391 |
|
---|
| 1392 | /* Don't call queryInformation() for registered hard disks to
|
---|
| 1393 | * prevent the calling thread (i.e. the VirtualBox server startup
|
---|
| 1394 | * thread) from an unexpected freeze. The vital mId property (UUID)
|
---|
| 1395 | * is read from the registry file in loadSettings(). To get the rest,
|
---|
| 1396 | * the user will have to call COMGETTER(Accessible) manually. */
|
---|
| 1397 | }
|
---|
| 1398 | while (0);
|
---|
| 1399 |
|
---|
| 1400 | if (FAILED (rc))
|
---|
| 1401 | uninit();
|
---|
| 1402 |
|
---|
| 1403 | return rc;
|
---|
| 1404 | }
|
---|
| 1405 |
|
---|
| 1406 | /**
|
---|
| 1407 | * Initializes the VDI hard disk object using the given image file name.
|
---|
| 1408 | *
|
---|
[3038] | 1409 | * @param aVirtualBox VirtualBox parent.
|
---|
| 1410 | * @param aParent Parent hard disk.
|
---|
| 1411 | * @param aFilePath Path to the image file, or @c NULL to create an
|
---|
| 1412 | * image-less object.
|
---|
| 1413 | * @param aRegistered Whether to mark this disk as registered or not
|
---|
| 1414 | * (ignored when @a aFilePath is @c NULL, assuming @c FALSE)
|
---|
[1] | 1415 | */
|
---|
| 1416 | HRESULT HVirtualDiskImage::init (VirtualBox *aVirtualBox, HardDisk *aParent,
|
---|
| 1417 | const BSTR aFilePath, BOOL aRegistered /* = FALSE */)
|
---|
| 1418 | {
|
---|
[3411] | 1419 | LogFlowThisFunc (("aFilePath='%ls', aRegistered=%d\n",
|
---|
| 1420 | aFilePath, aRegistered));
|
---|
[1] | 1421 |
|
---|
| 1422 | AutoLock alock (this);
|
---|
| 1423 | ComAssertRet (!isReady(), E_UNEXPECTED);
|
---|
| 1424 |
|
---|
| 1425 | mStorageType = HardDiskStorageType_VirtualDiskImage;
|
---|
| 1426 |
|
---|
| 1427 | HRESULT rc = S_OK;
|
---|
| 1428 |
|
---|
| 1429 | do
|
---|
| 1430 | {
|
---|
| 1431 | rc = protectedInit (aVirtualBox, aParent);
|
---|
| 1432 | CheckComRCBreakRC (rc);
|
---|
| 1433 |
|
---|
| 1434 | /* set ready to let protectedUninit() be called on failure */
|
---|
| 1435 | setReady (true);
|
---|
| 1436 |
|
---|
| 1437 | rc = setFilePath (aFilePath);
|
---|
| 1438 | CheckComRCBreakRC (rc);
|
---|
| 1439 |
|
---|
[358] | 1440 | Assert (mId.isEmpty());
|
---|
[2358] | 1441 |
|
---|
[1] | 1442 | if (aFilePath && *aFilePath)
|
---|
| 1443 | {
|
---|
| 1444 | mRegistered = aRegistered;
|
---|
| 1445 | mState = Created;
|
---|
| 1446 |
|
---|
| 1447 | /* Call queryInformation() anyway (even if it will block), because
|
---|
| 1448 | * it is the only way to get the UUID of the existing VDI and
|
---|
| 1449 | * initialize the vital mId property. */
|
---|
[358] | 1450 | Bstr errMsg;
|
---|
| 1451 | rc = queryInformation (&errMsg);
|
---|
| 1452 | if (SUCCEEDED (rc))
|
---|
| 1453 | {
|
---|
| 1454 | /* We are constructing a new HVirtualDiskImage object. If there
|
---|
| 1455 | * is a fatal accessibility error (we cannot read image UUID),
|
---|
| 1456 | * we have to fail. We do so even on non-fatal errors as well,
|
---|
| 1457 | * because it's not worth to keep going with the inaccessible
|
---|
| 1458 | * image from the very beginning (when nothing else depends on
|
---|
| 1459 | * it yet). */
|
---|
| 1460 | if (!errMsg.isNull())
|
---|
| 1461 | rc = setErrorBstr (E_FAIL, errMsg);
|
---|
| 1462 | }
|
---|
[1] | 1463 | }
|
---|
| 1464 | else
|
---|
| 1465 | {
|
---|
| 1466 | mRegistered = FALSE;
|
---|
| 1467 | mState = NotCreated;
|
---|
| 1468 | mId.create();
|
---|
| 1469 | }
|
---|
| 1470 | }
|
---|
| 1471 | while (0);
|
---|
| 1472 |
|
---|
| 1473 | if (FAILED (rc))
|
---|
| 1474 | uninit();
|
---|
| 1475 |
|
---|
| 1476 | return rc;
|
---|
| 1477 | }
|
---|
| 1478 |
|
---|
| 1479 | /**
|
---|
| 1480 | * Uninitializes the instance and sets the ready flag to FALSE.
|
---|
| 1481 | * Called either from FinalRelease(), by the parent when it gets destroyed,
|
---|
| 1482 | * or by a third party when it decides this object is no more valid.
|
---|
| 1483 | */
|
---|
| 1484 | void HVirtualDiskImage::uninit()
|
---|
| 1485 | {
|
---|
[3411] | 1486 | LogFlowThisFunc (("\n"));
|
---|
[1] | 1487 |
|
---|
| 1488 | AutoLock alock (this);
|
---|
| 1489 | if (!isReady())
|
---|
| 1490 | return;
|
---|
| 1491 |
|
---|
| 1492 | HardDisk::protectedUninit (alock);
|
---|
| 1493 | }
|
---|
| 1494 |
|
---|
| 1495 | // IHardDisk properties
|
---|
| 1496 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 1497 |
|
---|
| 1498 | STDMETHODIMP HVirtualDiskImage::COMGETTER(Description) (BSTR *aDescription)
|
---|
| 1499 | {
|
---|
| 1500 | if (!aDescription)
|
---|
| 1501 | return E_POINTER;
|
---|
| 1502 |
|
---|
| 1503 | AutoLock alock (this);
|
---|
| 1504 | CHECK_READY();
|
---|
| 1505 |
|
---|
| 1506 | mDescription.cloneTo (aDescription);
|
---|
| 1507 | return S_OK;
|
---|
| 1508 | }
|
---|
| 1509 |
|
---|
| 1510 | STDMETHODIMP HVirtualDiskImage::COMSETTER(Description) (INPTR BSTR aDescription)
|
---|
| 1511 | {
|
---|
| 1512 | AutoLock alock (this);
|
---|
| 1513 | CHECK_READY();
|
---|
| 1514 |
|
---|
| 1515 | CHECK_BUSY_AND_READERS();
|
---|
| 1516 |
|
---|
| 1517 | if (mState >= Created)
|
---|
| 1518 | {
|
---|
| 1519 | int vrc = VDISetImageComment (Utf8Str (mFilePathFull), Utf8Str (aDescription));
|
---|
| 1520 | if (VBOX_FAILURE (vrc))
|
---|
| 1521 | return setError (E_FAIL,
|
---|
| 1522 | tr ("Could not change the description of the VDI hard disk '%ls' "
|
---|
| 1523 | "(%Vrc)"),
|
---|
| 1524 | toString().raw(), vrc);
|
---|
| 1525 | }
|
---|
| 1526 |
|
---|
| 1527 | mDescription = aDescription;
|
---|
| 1528 | return S_OK;
|
---|
| 1529 | }
|
---|
| 1530 |
|
---|
[132] | 1531 | STDMETHODIMP HVirtualDiskImage::COMGETTER(Size) (ULONG64 *aSize)
|
---|
[1] | 1532 | {
|
---|
| 1533 | if (!aSize)
|
---|
| 1534 | return E_POINTER;
|
---|
| 1535 |
|
---|
| 1536 | AutoLock alock (this);
|
---|
| 1537 | CHECK_READY();
|
---|
| 1538 |
|
---|
[351] | 1539 | /* only a non-differencing image knows the logical size */
|
---|
[1] | 1540 | if (isDifferencing())
|
---|
| 1541 | return root()->COMGETTER(Size) (aSize);
|
---|
| 1542 |
|
---|
| 1543 | *aSize = mSize;
|
---|
| 1544 | return S_OK;
|
---|
| 1545 | }
|
---|
| 1546 |
|
---|
| 1547 | STDMETHODIMP HVirtualDiskImage::COMGETTER(ActualSize) (ULONG64 *aActualSize)
|
---|
| 1548 | {
|
---|
| 1549 | if (!aActualSize)
|
---|
| 1550 | return E_POINTER;
|
---|
| 1551 |
|
---|
| 1552 | AutoLock alock (this);
|
---|
| 1553 | CHECK_READY();
|
---|
| 1554 |
|
---|
| 1555 | *aActualSize = mActualSize;
|
---|
| 1556 | return S_OK;
|
---|
| 1557 | }
|
---|
| 1558 |
|
---|
| 1559 | // IVirtualDiskImage properties
|
---|
| 1560 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 1561 |
|
---|
| 1562 | STDMETHODIMP HVirtualDiskImage::COMGETTER(FilePath) (BSTR *aFilePath)
|
---|
| 1563 | {
|
---|
| 1564 | if (!aFilePath)
|
---|
| 1565 | return E_POINTER;
|
---|
| 1566 |
|
---|
| 1567 | AutoLock alock (this);
|
---|
| 1568 | CHECK_READY();
|
---|
| 1569 |
|
---|
| 1570 | mFilePathFull.cloneTo (aFilePath);
|
---|
| 1571 | return S_OK;
|
---|
| 1572 | }
|
---|
| 1573 |
|
---|
| 1574 | STDMETHODIMP HVirtualDiskImage::COMSETTER(FilePath) (INPTR BSTR aFilePath)
|
---|
| 1575 | {
|
---|
| 1576 | AutoLock alock (this);
|
---|
| 1577 | CHECK_READY();
|
---|
| 1578 |
|
---|
| 1579 | if (mState != NotCreated)
|
---|
| 1580 | return setError (E_ACCESSDENIED,
|
---|
[953] | 1581 | tr ("Cannot change the file path of the existing hard disk '%ls'"),
|
---|
[1] | 1582 | toString().raw());
|
---|
| 1583 |
|
---|
| 1584 | CHECK_BUSY_AND_READERS();
|
---|
| 1585 |
|
---|
| 1586 | // append the default path if only a name is given
|
---|
| 1587 | Bstr path = aFilePath;
|
---|
| 1588 | if (aFilePath && *aFilePath)
|
---|
| 1589 | {
|
---|
| 1590 | Utf8Str fp = aFilePath;
|
---|
| 1591 | if (!RTPathHavePath (fp))
|
---|
| 1592 | {
|
---|
| 1593 | AutoReaderLock propsLock (mVirtualBox->systemProperties());
|
---|
| 1594 | path = Utf8StrFmt ("%ls%c%s",
|
---|
| 1595 | mVirtualBox->systemProperties()->defaultVDIFolder().raw(),
|
---|
| 1596 | RTPATH_DELIMITER,
|
---|
| 1597 | fp.raw());
|
---|
| 1598 | }
|
---|
| 1599 | }
|
---|
| 1600 |
|
---|
| 1601 | return setFilePath (path);
|
---|
| 1602 | }
|
---|
| 1603 |
|
---|
| 1604 | STDMETHODIMP HVirtualDiskImage::COMGETTER(Created) (BOOL *aCreated)
|
---|
| 1605 | {
|
---|
| 1606 | if (!aCreated)
|
---|
| 1607 | return E_POINTER;
|
---|
| 1608 |
|
---|
| 1609 | AutoLock alock (this);
|
---|
| 1610 | CHECK_READY();
|
---|
| 1611 |
|
---|
| 1612 | *aCreated = mState >= Created;
|
---|
| 1613 | return S_OK;
|
---|
| 1614 | }
|
---|
| 1615 |
|
---|
| 1616 | // IVirtualDiskImage methods
|
---|
| 1617 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 1618 |
|
---|
[132] | 1619 | STDMETHODIMP HVirtualDiskImage::CreateDynamicImage (ULONG64 aSize, IProgress **aProgress)
|
---|
[1] | 1620 | {
|
---|
| 1621 | if (!aProgress)
|
---|
| 1622 | return E_POINTER;
|
---|
| 1623 |
|
---|
| 1624 | AutoLock alock (this);
|
---|
| 1625 | CHECK_READY();
|
---|
| 1626 |
|
---|
| 1627 | return createImage (aSize, TRUE /* aDynamic */, aProgress);
|
---|
| 1628 | }
|
---|
| 1629 |
|
---|
[132] | 1630 | STDMETHODIMP HVirtualDiskImage::CreateFixedImage (ULONG64 aSize, IProgress **aProgress)
|
---|
[1] | 1631 | {
|
---|
| 1632 | if (!aProgress)
|
---|
| 1633 | return E_POINTER;
|
---|
| 1634 |
|
---|
| 1635 | AutoLock alock (this);
|
---|
| 1636 | CHECK_READY();
|
---|
| 1637 |
|
---|
| 1638 | return createImage (aSize, FALSE /* aDynamic */, aProgress);
|
---|
| 1639 | }
|
---|
| 1640 |
|
---|
| 1641 | STDMETHODIMP HVirtualDiskImage::DeleteImage()
|
---|
| 1642 | {
|
---|
| 1643 | AutoLock alock (this);
|
---|
| 1644 | CHECK_READY();
|
---|
| 1645 | CHECK_BUSY_AND_READERS();
|
---|
| 1646 |
|
---|
| 1647 | if (mRegistered)
|
---|
| 1648 | return setError (E_ACCESSDENIED,
|
---|
| 1649 | tr ("Cannot delete an image of the registered hard disk image '%ls"),
|
---|
| 1650 | mFilePathFull.raw());
|
---|
| 1651 | if (mState == NotCreated)
|
---|
| 1652 | return setError (E_FAIL,
|
---|
| 1653 | tr ("Hard disk image has been already deleted or never created"));
|
---|
| 1654 |
|
---|
| 1655 | int vrc = RTFileDelete (Utf8Str (mFilePathFull));
|
---|
| 1656 | if (VBOX_FAILURE (vrc))
|
---|
| 1657 | return setError (E_FAIL, tr ("Could not delete the image file '%ls' (%Vrc)"),
|
---|
| 1658 | mFilePathFull.raw(), vrc);
|
---|
| 1659 |
|
---|
| 1660 | mState = NotCreated;
|
---|
| 1661 |
|
---|
| 1662 | // reset the fields
|
---|
| 1663 | mSize = 0;
|
---|
| 1664 | mActualSize = 0;
|
---|
| 1665 |
|
---|
| 1666 | return S_OK;
|
---|
| 1667 | }
|
---|
| 1668 |
|
---|
| 1669 | // public/protected methods for internal purposes only
|
---|
| 1670 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 1671 |
|
---|
| 1672 | /**
|
---|
| 1673 | * Attempts to mark the hard disk as registered.
|
---|
| 1674 | * Only VirtualBox can call this method.
|
---|
| 1675 | */
|
---|
| 1676 | HRESULT HVirtualDiskImage::trySetRegistered (BOOL aRegistered)
|
---|
| 1677 | {
|
---|
| 1678 | AutoLock alock (this);
|
---|
| 1679 | CHECK_READY();
|
---|
| 1680 |
|
---|
| 1681 | if (aRegistered)
|
---|
| 1682 | {
|
---|
| 1683 | if (mState == NotCreated)
|
---|
| 1684 | return setError (E_FAIL,
|
---|
| 1685 | tr ("Image file '%ls' is not yet created for this hard disk"),
|
---|
| 1686 | mFilePathFull.raw());
|
---|
| 1687 | if (isDifferencing())
|
---|
| 1688 | return setError (E_FAIL,
|
---|
| 1689 | tr ("Hard disk '%ls' is differencing and cannot be unregistered "
|
---|
| 1690 | "explicitly"),
|
---|
| 1691 | mFilePathFull.raw());
|
---|
| 1692 | }
|
---|
| 1693 | else
|
---|
| 1694 | {
|
---|
| 1695 | ComAssertRet (mState >= Created, E_FAIL);
|
---|
| 1696 | }
|
---|
| 1697 |
|
---|
| 1698 | return HardDisk::trySetRegistered (aRegistered);
|
---|
| 1699 | }
|
---|
| 1700 |
|
---|
| 1701 | /**
|
---|
| 1702 | * Checks accessibility of this hard disk image only (w/o parents).
|
---|
| 1703 | *
|
---|
| 1704 | * @param aAccessError on output, a null string indicates the hard disk is
|
---|
| 1705 | * accessible, otherwise contains a message describing
|
---|
| 1706 | * the reason of inaccessibility.
|
---|
| 1707 | */
|
---|
| 1708 | HRESULT HVirtualDiskImage::getAccessible (Bstr &aAccessError)
|
---|
| 1709 | {
|
---|
| 1710 | AutoLock alock (this);
|
---|
| 1711 | CHECK_READY();
|
---|
| 1712 |
|
---|
[351] | 1713 | if (mStateCheckSem != NIL_RTSEMEVENTMULTI)
|
---|
| 1714 | {
|
---|
| 1715 | /* An accessibility check in progress on some other thread,
|
---|
| 1716 | * wait for it to finish. */
|
---|
| 1717 |
|
---|
[362] | 1718 | ComAssertRet (mStateCheckWaiters != (ULONG) ~0, E_FAIL);
|
---|
[351] | 1719 | ++ mStateCheckWaiters;
|
---|
| 1720 | alock.leave();
|
---|
[2358] | 1721 |
|
---|
[351] | 1722 | int vrc = RTSemEventMultiWait (mStateCheckSem, RT_INDEFINITE_WAIT);
|
---|
| 1723 |
|
---|
| 1724 | alock.enter();
|
---|
| 1725 | AssertReturn (mStateCheckWaiters != 0, E_FAIL);
|
---|
| 1726 | -- mStateCheckWaiters;
|
---|
| 1727 | if (mStateCheckWaiters == 0)
|
---|
| 1728 | {
|
---|
| 1729 | RTSemEventMultiDestroy (mStateCheckSem);
|
---|
| 1730 | mStateCheckSem = NIL_RTSEMEVENTMULTI;
|
---|
| 1731 | }
|
---|
[2358] | 1732 |
|
---|
[362] | 1733 | AssertRCReturn (vrc, E_FAIL);
|
---|
| 1734 |
|
---|
[351] | 1735 | /* don't touch aAccessError, it has been already set */
|
---|
| 1736 | return S_OK;
|
---|
| 1737 | }
|
---|
| 1738 |
|
---|
| 1739 | /* check the basic accessibility */
|
---|
[911] | 1740 | HRESULT rc = getBaseAccessible (aAccessError, true /* aCheckBusy */);
|
---|
[1] | 1741 | if (FAILED (rc) || !aAccessError.isNull())
|
---|
| 1742 | return rc;
|
---|
| 1743 |
|
---|
| 1744 | if (mState >= Created)
|
---|
| 1745 | {
|
---|
| 1746 | return queryInformation (&aAccessError);
|
---|
| 1747 | }
|
---|
| 1748 |
|
---|
| 1749 | aAccessError = Utf8StrFmt ("Hard disk image '%ls' is not yet created",
|
---|
| 1750 | mFilePathFull.raw());
|
---|
| 1751 | return S_OK;
|
---|
| 1752 | }
|
---|
| 1753 |
|
---|
| 1754 | /**
|
---|
| 1755 | * Saves hard disk settings to the specified storage node and saves
|
---|
| 1756 | * all children to the specified hard disk node
|
---|
| 1757 | *
|
---|
| 1758 | * @param aHDNode <HardDisk> or <DiffHardDisk> node
|
---|
| 1759 | * @param aStorageNode <VirtualDiskImage> node
|
---|
| 1760 | */
|
---|
| 1761 | HRESULT HVirtualDiskImage::saveSettings (CFGNODE aHDNode, CFGNODE aStorageNode)
|
---|
| 1762 | {
|
---|
| 1763 | AssertReturn (aHDNode && aStorageNode, E_FAIL);
|
---|
| 1764 |
|
---|
| 1765 | AutoLock alock (this);
|
---|
| 1766 | CHECK_READY();
|
---|
| 1767 |
|
---|
| 1768 | // filePath (required)
|
---|
| 1769 | CFGLDRSetBSTR (aStorageNode, "filePath", mFilePath);
|
---|
| 1770 |
|
---|
| 1771 | // save basic settings and children
|
---|
| 1772 | return HardDisk::saveSettings (aHDNode);
|
---|
| 1773 | }
|
---|
| 1774 |
|
---|
| 1775 | /**
|
---|
| 1776 | * Checks if the given change of \a aOldPath to \a aNewPath affects the path
|
---|
| 1777 | * of this hard disk and updates it if necessary to reflect the new location.
|
---|
| 1778 | * Intended to be from HardDisk::updatePaths().
|
---|
| 1779 | *
|
---|
| 1780 | * @param aOldPath old path (full)
|
---|
| 1781 | * @param aNewPath new path (full)
|
---|
| 1782 | *
|
---|
| 1783 | * @note Locks this object for writing.
|
---|
| 1784 | */
|
---|
| 1785 | void HVirtualDiskImage::updatePath (const char *aOldPath, const char *aNewPath)
|
---|
| 1786 | {
|
---|
| 1787 | AssertReturnVoid (aOldPath);
|
---|
| 1788 | AssertReturnVoid (aNewPath);
|
---|
| 1789 |
|
---|
| 1790 | AutoLock alock (this);
|
---|
| 1791 | AssertReturnVoid (isReady());
|
---|
| 1792 |
|
---|
| 1793 | size_t oldPathLen = strlen (aOldPath);
|
---|
| 1794 |
|
---|
| 1795 | Utf8Str path = mFilePathFull;
|
---|
| 1796 | LogFlowThisFunc (("VDI.fullPath={%s}\n", path.raw()));
|
---|
| 1797 |
|
---|
| 1798 | if (RTPathStartsWith (path, aOldPath))
|
---|
| 1799 | {
|
---|
| 1800 | Utf8Str newPath = Utf8StrFmt ("%s%s", aNewPath,
|
---|
| 1801 | path.raw() + oldPathLen);
|
---|
| 1802 | path = newPath;
|
---|
| 1803 |
|
---|
| 1804 | mVirtualBox->calculateRelativePath (path, path);
|
---|
| 1805 |
|
---|
| 1806 | unconst (mFilePathFull) = newPath;
|
---|
| 1807 | unconst (mFilePath) = path;
|
---|
| 1808 |
|
---|
| 1809 | LogFlowThisFunc (("-> updated: full={%s} short={%s}\n",
|
---|
| 1810 | newPath.raw(), path.raw()));
|
---|
| 1811 | }
|
---|
| 1812 | }
|
---|
| 1813 |
|
---|
| 1814 | /**
|
---|
| 1815 | * Returns the string representation of this hard disk.
|
---|
| 1816 | * When \a aShort is false, returns the full image file path.
|
---|
| 1817 | * Otherwise, returns the image file name only.
|
---|
| 1818 | *
|
---|
| 1819 | * @param aShort if true, a short representation is returned
|
---|
| 1820 | */
|
---|
| 1821 | Bstr HVirtualDiskImage::toString (bool aShort /* = false */)
|
---|
| 1822 | {
|
---|
| 1823 | AutoLock alock (this);
|
---|
| 1824 |
|
---|
| 1825 | if (!aShort)
|
---|
| 1826 | return mFilePathFull;
|
---|
| 1827 | else
|
---|
| 1828 | {
|
---|
| 1829 | Utf8Str fname = mFilePathFull;
|
---|
| 1830 | return RTPathFilename (fname.mutableRaw());
|
---|
| 1831 | }
|
---|
| 1832 | }
|
---|
| 1833 |
|
---|
| 1834 | /**
|
---|
| 1835 | * Creates a clone of this hard disk by storing hard disk data in the given
|
---|
[3411] | 1836 | * VDI file.
|
---|
[1] | 1837 | *
|
---|
[3411] | 1838 | * If the operation fails, @a aDeleteTarget will be set to @c true unless the
|
---|
| 1839 | * failure happened because the target file already existed.
|
---|
| 1840 | *
|
---|
| 1841 | * @param aId UUID to assign to the created image.
|
---|
| 1842 | * @param aTargetPath VDI file where the cloned image is to be to stored.
|
---|
| 1843 | * @param aProgress progress object to run during operation.
|
---|
| 1844 | * @param aDeleteTarget Whether it is recommended to delete target on
|
---|
| 1845 | * failure or not.
|
---|
[1] | 1846 | */
|
---|
| 1847 | HRESULT
|
---|
| 1848 | HVirtualDiskImage::cloneToImage (const Guid &aId, const Utf8Str &aTargetPath,
|
---|
[3411] | 1849 | Progress *aProgress, bool &aDeleteTarget)
|
---|
[1] | 1850 | {
|
---|
[3411] | 1851 | /* normally, the target file should be deleted on error */
|
---|
| 1852 | aDeleteTarget = true;
|
---|
| 1853 |
|
---|
[1] | 1854 | AssertReturn (!aId.isEmpty(), E_FAIL);
|
---|
| 1855 | AssertReturn (!aTargetPath.isNull(), E_FAIL);
|
---|
| 1856 | AssertReturn (aProgress, E_FAIL);
|
---|
| 1857 |
|
---|
| 1858 | AutoLock alock (this);
|
---|
| 1859 | AssertReturn (isReady(), E_FAIL);
|
---|
| 1860 |
|
---|
| 1861 | AssertReturn (isBusy() == false, E_FAIL);
|
---|
| 1862 |
|
---|
| 1863 | /// @todo (dmik) cloning of differencing images is not yet supported
|
---|
| 1864 | AssertReturn (mParent.isNull(), E_FAIL);
|
---|
| 1865 |
|
---|
| 1866 | Utf8Str filePathFull = mFilePathFull;
|
---|
| 1867 |
|
---|
| 1868 | if (mState == NotCreated)
|
---|
| 1869 | return setError (E_FAIL,
|
---|
| 1870 | tr ("Source hard disk image '%s' is not yet created"),
|
---|
| 1871 | filePathFull.raw());
|
---|
| 1872 |
|
---|
| 1873 | addReader();
|
---|
| 1874 | alock.leave();
|
---|
| 1875 |
|
---|
| 1876 | int vrc = VDICopyImage (aTargetPath, filePathFull, NULL,
|
---|
| 1877 | progressCallback,
|
---|
| 1878 | static_cast <Progress *> (aProgress));
|
---|
| 1879 |
|
---|
| 1880 | alock.enter();
|
---|
| 1881 | releaseReader();
|
---|
| 1882 |
|
---|
[3411] | 1883 | /* We don't want to delete existing user files */
|
---|
| 1884 | if (vrc == VERR_ALREADY_EXISTS)
|
---|
| 1885 | aDeleteTarget = false;
|
---|
| 1886 |
|
---|
[1] | 1887 | if (VBOX_SUCCESS (vrc))
|
---|
| 1888 | vrc = VDISetImageUUIDs (aTargetPath, aId, NULL, NULL, NULL);
|
---|
| 1889 |
|
---|
| 1890 | if (VBOX_FAILURE (vrc))
|
---|
| 1891 | return setError (E_FAIL,
|
---|
| 1892 | tr ("Could not copy the hard disk image '%s' to '%s' (%Vrc)"),
|
---|
| 1893 | filePathFull.raw(), aTargetPath.raw(), vrc);
|
---|
| 1894 |
|
---|
| 1895 | return S_OK;
|
---|
| 1896 | }
|
---|
| 1897 |
|
---|
| 1898 | /**
|
---|
| 1899 | * Creates a new differencing image for this hard disk with the given
|
---|
| 1900 | * VDI file name.
|
---|
| 1901 | *
|
---|
| 1902 | * @param aId UUID to assign to the created image
|
---|
| 1903 | * @param aTargetPath VDI file where to store the created differencing image
|
---|
| 1904 | * @param aProgress progress object to run during operation
|
---|
| 1905 | * (can be NULL)
|
---|
| 1906 | */
|
---|
| 1907 | HRESULT
|
---|
| 1908 | HVirtualDiskImage::createDiffImage (const Guid &aId, const Utf8Str &aTargetPath,
|
---|
| 1909 | Progress *aProgress)
|
---|
| 1910 | {
|
---|
| 1911 | AssertReturn (!aId.isEmpty(), E_FAIL);
|
---|
| 1912 | AssertReturn (!aTargetPath.isNull(), E_FAIL);
|
---|
| 1913 |
|
---|
| 1914 | AutoLock alock (this);
|
---|
| 1915 | AssertReturn (isReady(), E_FAIL);
|
---|
| 1916 |
|
---|
| 1917 | AssertReturn (isBusy() == false, E_FAIL);
|
---|
| 1918 | AssertReturn (mState >= Created, E_FAIL);
|
---|
| 1919 |
|
---|
| 1920 | addReader();
|
---|
| 1921 | alock.leave();
|
---|
| 1922 |
|
---|
| 1923 | int vrc = VDICreateDifferenceImage (aTargetPath, Utf8Str (mFilePathFull),
|
---|
| 1924 | NULL, aProgress ? progressCallback : NULL,
|
---|
| 1925 | static_cast <Progress *> (aProgress));
|
---|
| 1926 | alock.enter();
|
---|
| 1927 | releaseReader();
|
---|
| 1928 |
|
---|
[351] | 1929 | /* update the UUID to correspond to the file name */
|
---|
[1] | 1930 | if (VBOX_SUCCESS (vrc))
|
---|
| 1931 | vrc = VDISetImageUUIDs (aTargetPath, aId, NULL, NULL, NULL);
|
---|
| 1932 |
|
---|
| 1933 | if (VBOX_FAILURE (vrc))
|
---|
| 1934 | return setError (E_FAIL,
|
---|
| 1935 | tr ("Could not create a differencing hard disk '%s' (%Vrc)"),
|
---|
| 1936 | aTargetPath.raw(), vrc);
|
---|
| 1937 |
|
---|
| 1938 | return S_OK;
|
---|
| 1939 | }
|
---|
| 1940 |
|
---|
| 1941 | /**
|
---|
| 1942 | * Copies the image file of this hard disk to a separate VDI file (with an
|
---|
| 1943 | * unique creation UUID) and creates a new hard disk object for the copied
|
---|
| 1944 | * image. The copy will be created as a child of this hard disk's parent
|
---|
| 1945 | * (so that this hard disk must be a differencing one).
|
---|
| 1946 | *
|
---|
| 1947 | * The specified progress object (if not NULL) receives the percentage
|
---|
| 1948 | * of the operation completion. However, it is responsibility of the caller to
|
---|
| 1949 | * call Progress::notifyComplete() after this method returns.
|
---|
| 1950 | *
|
---|
| 1951 | * @param aFolder folder where to create a copy (must be a full path)
|
---|
| 1952 | * @param aMachineId machine ID the new hard disk will belong to
|
---|
| 1953 | * @param aHardDisk resulting hard disk object
|
---|
| 1954 | * @param aProgress progress object to run during copy operation
|
---|
| 1955 | * (may be NULL)
|
---|
| 1956 | *
|
---|
| 1957 | * @note
|
---|
| 1958 | * Must be NOT called from under locks of other objects that need external
|
---|
| 1959 | * access dirung this method execurion!
|
---|
| 1960 | */
|
---|
| 1961 | HRESULT
|
---|
| 1962 | HVirtualDiskImage::cloneDiffImage (const Bstr &aFolder, const Guid &aMachineId,
|
---|
| 1963 | ComObjPtr <HVirtualDiskImage> &aHardDisk,
|
---|
| 1964 | Progress *aProgress)
|
---|
| 1965 | {
|
---|
| 1966 | AssertReturn (!aFolder.isEmpty() && !aMachineId.isEmpty(),
|
---|
| 1967 | E_FAIL);
|
---|
| 1968 |
|
---|
| 1969 | AutoLock alock (this);
|
---|
| 1970 | CHECK_READY();
|
---|
| 1971 |
|
---|
| 1972 | AssertReturn (!mParent.isNull(), E_FAIL);
|
---|
| 1973 |
|
---|
| 1974 | ComAssertRet (isBusy() == false, E_FAIL);
|
---|
| 1975 | ComAssertRet (mState >= Created, E_FAIL);
|
---|
| 1976 |
|
---|
| 1977 | Guid id;
|
---|
| 1978 | id.create();
|
---|
| 1979 |
|
---|
| 1980 | Utf8Str filePathTo = Utf8StrFmt ("%ls%c{%Vuuid}.vdi",
|
---|
| 1981 | aFolder.raw(), RTPATH_DELIMITER, id.ptr());
|
---|
| 1982 |
|
---|
[351] | 1983 | /* try to make the path relative to the vbox home dir */
|
---|
[1] | 1984 | const char *filePathToRel = filePathTo;
|
---|
| 1985 | {
|
---|
| 1986 | const Utf8Str &homeDir = mVirtualBox->homeDir();
|
---|
| 1987 | if (!strncmp (filePathTo, homeDir, homeDir.length()))
|
---|
| 1988 | filePathToRel = (filePathToRel + homeDir.length() + 1);
|
---|
| 1989 | }
|
---|
| 1990 |
|
---|
[351] | 1991 | /* first ensure the directory exists */
|
---|
[1] | 1992 | {
|
---|
| 1993 | Utf8Str dir = aFolder;
|
---|
| 1994 | if (!RTDirExists (dir))
|
---|
| 1995 | {
|
---|
| 1996 | int vrc = RTDirCreateFullPath (dir, 0777);
|
---|
| 1997 | if (VBOX_FAILURE (vrc))
|
---|
| 1998 | {
|
---|
| 1999 | return setError (E_FAIL,
|
---|
| 2000 | tr ("Could not create a directory '%s' "
|
---|
| 2001 | "to store the image file (%Vrc)"),
|
---|
| 2002 | dir.raw(), vrc);
|
---|
| 2003 | }
|
---|
| 2004 | }
|
---|
| 2005 | }
|
---|
| 2006 |
|
---|
| 2007 | Utf8Str filePathFull = mFilePathFull;
|
---|
| 2008 |
|
---|
| 2009 | alock.leave();
|
---|
| 2010 |
|
---|
| 2011 | int vrc = VDICopyImage (filePathTo, filePathFull, NULL,
|
---|
| 2012 | progressCallback,
|
---|
| 2013 | static_cast <Progress *> (aProgress));
|
---|
| 2014 |
|
---|
| 2015 | alock.enter();
|
---|
| 2016 |
|
---|
[351] | 2017 | /* get modification and parent UUIDs of this image */
|
---|
[1] | 2018 | RTUUID modUuid, parentUuid, parentModUuid;
|
---|
| 2019 | if (VBOX_SUCCESS (vrc))
|
---|
| 2020 | vrc = VDIGetImageUUIDs (filePathFull, NULL, &modUuid,
|
---|
| 2021 | &parentUuid, &parentModUuid);
|
---|
| 2022 |
|
---|
| 2023 | // update the UUID of the copy to correspond to the file name
|
---|
| 2024 | // and copy all other UUIDs from this image
|
---|
| 2025 | if (VBOX_SUCCESS (vrc))
|
---|
| 2026 | vrc = VDISetImageUUIDs (filePathTo, id, &modUuid,
|
---|
| 2027 | &parentUuid, &parentModUuid);
|
---|
| 2028 |
|
---|
| 2029 | if (VBOX_FAILURE (vrc))
|
---|
| 2030 | return setError (E_FAIL,
|
---|
| 2031 | tr ("Could not copy the hard disk image '%s' to '%s' (%Vrc)"),
|
---|
| 2032 | filePathFull.raw(), filePathTo.raw(), vrc);
|
---|
| 2033 |
|
---|
| 2034 | ComObjPtr <HVirtualDiskImage> vdi;
|
---|
| 2035 | vdi.createObject();
|
---|
| 2036 | HRESULT rc = vdi->init (mVirtualBox, mParent, Bstr (filePathToRel),
|
---|
| 2037 | TRUE /* aRegistered */);
|
---|
| 2038 | if (FAILED (rc))
|
---|
| 2039 | return rc;
|
---|
| 2040 |
|
---|
[351] | 2041 | /* associate the created hard disk with the given machine */
|
---|
[1] | 2042 | vdi->setMachineId (aMachineId);
|
---|
| 2043 |
|
---|
| 2044 | rc = mVirtualBox->registerHardDisk (vdi, VirtualBox::RHD_Internal);
|
---|
| 2045 | if (FAILED (rc))
|
---|
| 2046 | return rc;
|
---|
| 2047 |
|
---|
| 2048 | aHardDisk = vdi;
|
---|
| 2049 |
|
---|
| 2050 | return S_OK;
|
---|
| 2051 | }
|
---|
| 2052 |
|
---|
| 2053 | /**
|
---|
| 2054 | * Merges this child image to its parent image and updates the parent UUID
|
---|
| 2055 | * of all children of this image (to point to this image's parent).
|
---|
| 2056 | * It's a responsibility of the caller to unregister and uninitialize
|
---|
| 2057 | * the merged image on success.
|
---|
| 2058 | *
|
---|
| 2059 | * This method is intended to be called on a worker thread (the operation
|
---|
| 2060 | * can be time consuming).
|
---|
| 2061 | *
|
---|
| 2062 | * The specified progress object (if not NULL) receives the percentage
|
---|
| 2063 | * of the operation completion. However, it is responsibility of the caller to
|
---|
| 2064 | * call Progress::notifyComplete() after this method returns.
|
---|
| 2065 | *
|
---|
| 2066 | * @param aProgress progress object to run during copy operation
|
---|
| 2067 | * (may be NULL)
|
---|
| 2068 | *
|
---|
| 2069 | * @note
|
---|
| 2070 | * This method expects that both this hard disk and the paret hard disk
|
---|
| 2071 | * are marked as busy using #setBusyWithChildren() prior to calling it!
|
---|
| 2072 | * Busy flags of both hard disks will be cleared by this method
|
---|
| 2073 | * on a successful return. In case of failure, #clearBusyWithChildren()
|
---|
| 2074 | * must be called on a parent.
|
---|
| 2075 | *
|
---|
| 2076 | * @note
|
---|
| 2077 | * Must be NOT called from under locks of other objects that need external
|
---|
| 2078 | * access dirung this method execurion!
|
---|
| 2079 | */
|
---|
| 2080 | HRESULT HVirtualDiskImage::mergeImageToParent (Progress *aProgress)
|
---|
| 2081 | {
|
---|
[3411] | 2082 | LogFlowThisFunc (("mFilePathFull='%ls'\n", mFilePathFull.raw()));
|
---|
[1] | 2083 |
|
---|
| 2084 | AutoLock alock (this);
|
---|
| 2085 | CHECK_READY();
|
---|
| 2086 |
|
---|
| 2087 | AssertReturn (!mParent.isNull(), E_FAIL);
|
---|
| 2088 | AutoLock parentLock (mParent);
|
---|
| 2089 |
|
---|
| 2090 | ComAssertRet (isBusy() == true, E_FAIL);
|
---|
| 2091 | ComAssertRet (mParent->isBusy() == true, E_FAIL);
|
---|
| 2092 |
|
---|
| 2093 | ComAssertRet (mState >= Created && mParent->asVDI()->mState >= Created, E_FAIL);
|
---|
| 2094 |
|
---|
| 2095 | ComAssertMsgRet (mParent->storageType() == HardDiskStorageType_VirtualDiskImage,
|
---|
| 2096 | ("non VDI storage types are not yet supported!"), E_FAIL);
|
---|
| 2097 |
|
---|
| 2098 | parentLock.leave();
|
---|
| 2099 | alock.leave();
|
---|
| 2100 |
|
---|
| 2101 | int vrc = VDIMergeImage (Utf8Str (mFilePathFull),
|
---|
| 2102 | Utf8Str (mParent->asVDI()->mFilePathFull),
|
---|
| 2103 | progressCallback,
|
---|
| 2104 | static_cast <Progress *> (aProgress));
|
---|
| 2105 | alock.enter();
|
---|
| 2106 | parentLock.enter();
|
---|
| 2107 |
|
---|
| 2108 | if (VBOX_FAILURE (vrc))
|
---|
| 2109 | return setError (E_FAIL,
|
---|
| 2110 | tr ("Could not merge the hard disk image '%ls' to "
|
---|
| 2111 | "its parent image '%ls' (%Vrc)"),
|
---|
| 2112 | mFilePathFull.raw(), mParent->asVDI()->mFilePathFull.raw(), vrc);
|
---|
| 2113 |
|
---|
| 2114 | {
|
---|
| 2115 | HRESULT rc = S_OK;
|
---|
| 2116 |
|
---|
| 2117 | AutoLock chLock (childrenLock());
|
---|
| 2118 |
|
---|
| 2119 | for (HardDiskList::const_iterator it = children().begin();
|
---|
| 2120 | it != children().end(); ++ it)
|
---|
| 2121 | {
|
---|
| 2122 | ComObjPtr <HVirtualDiskImage> child = (*it)->asVDI();
|
---|
| 2123 | AutoLock childLock (child);
|
---|
| 2124 |
|
---|
[351] | 2125 | /* reparent the child */
|
---|
[1] | 2126 | child->mParent = mParent;
|
---|
| 2127 | if (mParent)
|
---|
| 2128 | mParent->addDependentChild (child);
|
---|
| 2129 |
|
---|
[351] | 2130 | /* change the parent UUID in the image as well */
|
---|
[1] | 2131 | RTUUID parentUuid, parentModUuid;
|
---|
| 2132 | vrc = VDIGetImageUUIDs (Utf8Str (mParent->asVDI()->mFilePathFull),
|
---|
| 2133 | &parentUuid, &parentModUuid, NULL, NULL);
|
---|
| 2134 | if (VBOX_FAILURE (vrc))
|
---|
| 2135 | {
|
---|
| 2136 | rc = setError (E_FAIL,
|
---|
| 2137 | tr ("Could not access the hard disk image '%ls' (%Vrc)"),
|
---|
| 2138 | mParent->asVDI()->mFilePathFull.raw(), vrc);
|
---|
| 2139 | break;
|
---|
| 2140 | }
|
---|
| 2141 | ComAssertBreak (mParent->id() == Guid (parentUuid), rc = E_FAIL);
|
---|
| 2142 | vrc = VDISetImageUUIDs (Utf8Str (child->mFilePathFull),
|
---|
| 2143 | NULL, NULL, &parentUuid, &parentModUuid);
|
---|
| 2144 | if (VBOX_FAILURE (vrc))
|
---|
| 2145 | {
|
---|
| 2146 | rc = setError (E_FAIL,
|
---|
| 2147 | tr ("Could not update parent UUID of the hard disk image "
|
---|
| 2148 | "'%ls' (%Vrc)"),
|
---|
| 2149 | child->mFilePathFull.raw(), vrc);
|
---|
| 2150 | break;
|
---|
| 2151 | }
|
---|
| 2152 | }
|
---|
| 2153 |
|
---|
| 2154 | if (FAILED (rc))
|
---|
| 2155 | return rc;
|
---|
| 2156 | }
|
---|
| 2157 |
|
---|
[351] | 2158 | /* detach all our children to avoid their uninit in #uninit() */
|
---|
[1] | 2159 | removeDependentChildren();
|
---|
| 2160 |
|
---|
| 2161 | mParent->clearBusy();
|
---|
| 2162 | clearBusy();
|
---|
| 2163 |
|
---|
| 2164 | return S_OK;
|
---|
| 2165 | }
|
---|
| 2166 |
|
---|
| 2167 | /**
|
---|
| 2168 | * Merges this image to all its child images, updates the parent UUID
|
---|
| 2169 | * of all children of this image (to point to this image's parent).
|
---|
| 2170 | * It's a responsibility of the caller to unregister and uninitialize
|
---|
| 2171 | * the merged image on success.
|
---|
| 2172 | *
|
---|
| 2173 | * This method is intended to be called on a worker thread (the operation
|
---|
| 2174 | * can be time consuming).
|
---|
| 2175 | *
|
---|
| 2176 | * The specified progress object (if not NULL) receives the percentage
|
---|
| 2177 | * of the operation completion. However, it is responsibility of the caller to
|
---|
| 2178 | * call Progress::notifyComplete() after this method returns.
|
---|
| 2179 | *
|
---|
| 2180 | * @param aProgress progress object to run during copy operation
|
---|
| 2181 | * (may be NULL)
|
---|
| 2182 | *
|
---|
| 2183 | * @note
|
---|
| 2184 | * This method expects that both this hard disk and all children
|
---|
| 2185 | * are marked as busy using setBusyWithChildren() prior to calling it!
|
---|
| 2186 | * Busy flags of all affected hard disks will be cleared by this method
|
---|
| 2187 | * on a successful return. In case of failure, #clearBusyWithChildren()
|
---|
| 2188 | * must be called for this hard disk.
|
---|
| 2189 | *
|
---|
| 2190 | * @note
|
---|
| 2191 | * Must be NOT called from under locks of other objects that need external
|
---|
| 2192 | * access dirung this method execurion!
|
---|
| 2193 | */
|
---|
| 2194 | HRESULT HVirtualDiskImage::mergeImageToChildren (Progress *aProgress)
|
---|
| 2195 | {
|
---|
[3411] | 2196 | LogFlowThisFunc (("mFilePathFull='%ls'\n", mFilePathFull.raw()));
|
---|
[1] | 2197 |
|
---|
| 2198 | AutoLock alock (this);
|
---|
| 2199 | CHECK_READY();
|
---|
| 2200 |
|
---|
[351] | 2201 | /* this must be a diff image */
|
---|
[1] | 2202 | AssertReturn (isDifferencing(), E_FAIL);
|
---|
| 2203 |
|
---|
| 2204 | ComAssertRet (isBusy() == true, E_FAIL);
|
---|
| 2205 | ComAssertRet (mState >= Created, E_FAIL);
|
---|
| 2206 |
|
---|
| 2207 | ComAssertMsgRet (mParent->storageType() == HardDiskStorageType_VirtualDiskImage,
|
---|
| 2208 | ("non VDI storage types are not yet supported!"), E_FAIL);
|
---|
| 2209 |
|
---|
| 2210 | {
|
---|
| 2211 | HRESULT rc = S_OK;
|
---|
| 2212 |
|
---|
| 2213 | AutoLock chLock (childrenLock());
|
---|
| 2214 |
|
---|
[351] | 2215 | /* iterate over a copy since we will modify the list */
|
---|
[1] | 2216 | HardDiskList list = children();
|
---|
| 2217 |
|
---|
| 2218 | for (HardDiskList::const_iterator it = list.begin();
|
---|
| 2219 | it != list.end(); ++ it)
|
---|
| 2220 | {
|
---|
| 2221 | ComObjPtr <HardDisk> hd = *it;
|
---|
| 2222 | ComObjPtr <HVirtualDiskImage> child = hd->asVDI();
|
---|
| 2223 | AutoLock childLock (child);
|
---|
| 2224 |
|
---|
| 2225 | ComAssertRet (child->isBusy() == true, E_FAIL);
|
---|
| 2226 | ComAssertBreak (child->mState >= Created, rc = E_FAIL);
|
---|
| 2227 |
|
---|
| 2228 | childLock.leave();
|
---|
| 2229 | alock.leave();
|
---|
| 2230 |
|
---|
| 2231 | int vrc = VDIMergeImage (Utf8Str (mFilePathFull),
|
---|
| 2232 | Utf8Str (child->mFilePathFull),
|
---|
| 2233 | progressCallback,
|
---|
| 2234 | static_cast <Progress *> (aProgress));
|
---|
| 2235 | alock.enter();
|
---|
| 2236 | childLock.enter();
|
---|
| 2237 |
|
---|
| 2238 | if (VBOX_FAILURE (vrc))
|
---|
| 2239 | {
|
---|
| 2240 | rc = setError (E_FAIL,
|
---|
| 2241 | tr ("Could not merge the hard disk image '%ls' to "
|
---|
| 2242 | "its parent image '%ls' (%Vrc)"),
|
---|
| 2243 | mFilePathFull.raw(), child->mFilePathFull.raw(), vrc);
|
---|
| 2244 | break;
|
---|
| 2245 | }
|
---|
| 2246 |
|
---|
[351] | 2247 | /* reparent the child */
|
---|
[1] | 2248 | child->mParent = mParent;
|
---|
| 2249 | if (mParent)
|
---|
| 2250 | mParent->addDependentChild (child);
|
---|
| 2251 |
|
---|
[351] | 2252 | /* change the parent UUID in the image as well */
|
---|
[1] | 2253 | RTUUID parentUuid, parentModUuid;
|
---|
| 2254 | vrc = VDIGetImageUUIDs (Utf8Str (mParent->asVDI()->mFilePathFull),
|
---|
| 2255 | &parentUuid, &parentModUuid, NULL, NULL);
|
---|
| 2256 | if (VBOX_FAILURE (vrc))
|
---|
| 2257 | {
|
---|
| 2258 | rc = setError (E_FAIL,
|
---|
| 2259 | tr ("Could not access the hard disk image '%ls' (%Vrc)"),
|
---|
| 2260 | mParent->asVDI()->mFilePathFull.raw(), vrc);
|
---|
| 2261 | break;
|
---|
| 2262 | }
|
---|
| 2263 | ComAssertBreak (mParent->id() == Guid (parentUuid), rc = E_FAIL);
|
---|
| 2264 | vrc = VDISetImageUUIDs (Utf8Str (child->mFilePathFull),
|
---|
| 2265 | NULL, NULL, &parentUuid, &parentModUuid);
|
---|
| 2266 | if (VBOX_FAILURE (vrc))
|
---|
| 2267 | {
|
---|
| 2268 | rc = setError (E_FAIL,
|
---|
| 2269 | tr ("Could not update parent UUID of the hard disk image "
|
---|
| 2270 | "'%ls' (%Vrc)"),
|
---|
| 2271 | child->mFilePathFull.raw(), vrc);
|
---|
| 2272 | break;
|
---|
| 2273 | }
|
---|
| 2274 |
|
---|
[351] | 2275 | /* detach child to avoid its uninit in #uninit() */
|
---|
[1] | 2276 | removeDependentChild (child);
|
---|
| 2277 |
|
---|
[351] | 2278 | /* remove the busy flag */
|
---|
[1] | 2279 | child->clearBusy();
|
---|
| 2280 | }
|
---|
| 2281 |
|
---|
| 2282 | if (FAILED (rc))
|
---|
| 2283 | return rc;
|
---|
| 2284 | }
|
---|
| 2285 |
|
---|
| 2286 | clearBusy();
|
---|
| 2287 |
|
---|
| 2288 | return S_OK;
|
---|
| 2289 | }
|
---|
| 2290 |
|
---|
| 2291 | /**
|
---|
| 2292 | * Deletes and recreates the differencing hard disk image from scratch.
|
---|
| 2293 | * The file name and UUID remain the same.
|
---|
| 2294 | */
|
---|
| 2295 | HRESULT HVirtualDiskImage::wipeOutImage()
|
---|
| 2296 | {
|
---|
| 2297 | AutoLock alock (this);
|
---|
| 2298 | CHECK_READY();
|
---|
| 2299 |
|
---|
| 2300 | AssertReturn (isDifferencing(), E_FAIL);
|
---|
| 2301 | AssertReturn (mRegistered, E_FAIL);
|
---|
| 2302 | AssertReturn (mState >= Created, E_FAIL);
|
---|
| 2303 |
|
---|
| 2304 | ComAssertMsgRet (mParent->storageType() == HardDiskStorageType_VirtualDiskImage,
|
---|
| 2305 | ("non-VDI storage types are not yet supported!"), E_FAIL);
|
---|
| 2306 |
|
---|
| 2307 | Utf8Str filePathFull = mFilePathFull;
|
---|
| 2308 |
|
---|
| 2309 | int vrc = RTFileDelete (filePathFull);
|
---|
| 2310 | if (VBOX_FAILURE (vrc))
|
---|
| 2311 | return setError (E_FAIL,
|
---|
| 2312 | tr ("Could not delete the image file '%s' (%Vrc)"),
|
---|
| 2313 | filePathFull.raw(), vrc);
|
---|
| 2314 |
|
---|
| 2315 | vrc = VDICreateDifferenceImage (filePathFull,
|
---|
| 2316 | Utf8Str (mParent->asVDI()->mFilePathFull),
|
---|
| 2317 | NULL, NULL, NULL);
|
---|
[351] | 2318 | /* update the UUID to correspond to the file name */
|
---|
[1] | 2319 | if (VBOX_SUCCESS (vrc))
|
---|
| 2320 | vrc = VDISetImageUUIDs (filePathFull, mId, NULL, NULL, NULL);
|
---|
| 2321 |
|
---|
| 2322 | if (VBOX_FAILURE (vrc))
|
---|
| 2323 | return setError (E_FAIL,
|
---|
| 2324 | tr ("Could not create a differencing hard disk '%s' (%Vrc)"),
|
---|
| 2325 | filePathFull.raw(), vrc);
|
---|
| 2326 |
|
---|
| 2327 | return S_OK;
|
---|
| 2328 | }
|
---|
| 2329 |
|
---|
| 2330 | // private methods
|
---|
| 2331 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 2332 |
|
---|
| 2333 | /**
|
---|
| 2334 | * Helper to set a new file path.
|
---|
| 2335 | * Resolves a path relatively to the Virtual Box home directory.
|
---|
| 2336 | *
|
---|
| 2337 | * @note
|
---|
| 2338 | * Must be called from under the object's lock!
|
---|
| 2339 | */
|
---|
| 2340 | HRESULT HVirtualDiskImage::setFilePath (const BSTR aFilePath)
|
---|
| 2341 | {
|
---|
| 2342 | if (aFilePath && *aFilePath)
|
---|
| 2343 | {
|
---|
[351] | 2344 | /* get the full file name */
|
---|
[1] | 2345 | char filePathFull [RTPATH_MAX];
|
---|
| 2346 | int vrc = RTPathAbsEx (mVirtualBox->homeDir(), Utf8Str (aFilePath),
|
---|
| 2347 | filePathFull, sizeof (filePathFull));
|
---|
| 2348 | if (VBOX_FAILURE (vrc))
|
---|
| 2349 | return setError (E_FAIL,
|
---|
| 2350 | tr ("Invalid image file path '%ls' (%Vrc)"), aFilePath, vrc);
|
---|
| 2351 |
|
---|
| 2352 | mFilePath = aFilePath;
|
---|
| 2353 | mFilePathFull = filePathFull;
|
---|
| 2354 | }
|
---|
| 2355 | else
|
---|
| 2356 | {
|
---|
| 2357 | mFilePath.setNull();
|
---|
| 2358 | mFilePathFull.setNull();
|
---|
| 2359 | }
|
---|
| 2360 |
|
---|
| 2361 | return S_OK;
|
---|
| 2362 | }
|
---|
| 2363 |
|
---|
| 2364 | /**
|
---|
[351] | 2365 | * Helper to query information about the VDI hard disk.
|
---|
[1] | 2366 | *
|
---|
| 2367 | * @param aAccessError not used when NULL, otherwise see #getAccessible()
|
---|
[351] | 2368 | *
|
---|
| 2369 | * @note Must be called from under the object's lock, only after
|
---|
| 2370 | * CHECK_BUSY_AND_READERS() succeeds.
|
---|
[1] | 2371 | */
|
---|
| 2372 | HRESULT HVirtualDiskImage::queryInformation (Bstr *aAccessError)
|
---|
| 2373 | {
|
---|
[351] | 2374 | AssertReturn (isLockedOnCurrentThread(), E_FAIL);
|
---|
| 2375 |
|
---|
| 2376 | /* create a lock object to completely release it later */
|
---|
| 2377 | AutoLock alock (this);
|
---|
| 2378 |
|
---|
| 2379 | AssertReturn (mStateCheckWaiters == 0, E_FAIL);
|
---|
| 2380 |
|
---|
[1] | 2381 | ComAssertRet (mState >= Created, E_FAIL);
|
---|
| 2382 |
|
---|
| 2383 | HRESULT rc = S_OK;
|
---|
| 2384 | int vrc = VINF_SUCCESS;
|
---|
| 2385 |
|
---|
[351] | 2386 | /* lazily create a semaphore */
|
---|
| 2387 | vrc = RTSemEventMultiCreate (&mStateCheckSem);
|
---|
| 2388 | ComAssertRCRet (vrc, E_FAIL);
|
---|
[1] | 2389 |
|
---|
[1874] | 2390 | /* Reference the disk to prevent any concurrent modifications
|
---|
[2358] | 2391 | * after releasing the lock below (to unblock getters before
|
---|
[1874] | 2392 | * a lengthy operation). */
|
---|
| 2393 | addReader();
|
---|
[351] | 2394 |
|
---|
| 2395 | alock.leave();
|
---|
[2358] | 2396 |
|
---|
[351] | 2397 | /* VBoxVHDD management interface needs to be optimized: we're opening a
|
---|
| 2398 | * file three times in a raw to get three bits of information. */
|
---|
| 2399 |
|
---|
[1] | 2400 | Utf8Str filePath = mFilePathFull;
|
---|
[358] | 2401 | Bstr errMsg;
|
---|
[1] | 2402 |
|
---|
| 2403 | do
|
---|
| 2404 | {
|
---|
| 2405 | /* check the image file */
|
---|
| 2406 | Guid id, parentId;
|
---|
| 2407 | vrc = VDICheckImage (filePath, NULL, NULL, NULL,
|
---|
| 2408 | id.ptr(), parentId.ptr(), NULL, 0);
|
---|
[351] | 2409 |
|
---|
[1] | 2410 | if (VBOX_FAILURE (vrc))
|
---|
| 2411 | break;
|
---|
| 2412 |
|
---|
| 2413 | if (!mId.isEmpty())
|
---|
| 2414 | {
|
---|
| 2415 | /* check that the actual UUID of the image matches the stored UUID */
|
---|
| 2416 | if (mId != id)
|
---|
| 2417 | {
|
---|
[358] | 2418 | errMsg = Utf8StrFmt (
|
---|
[1] | 2419 | tr ("Actual UUID {%Vuuid} of the hard disk image '%s' doesn't "
|
---|
| 2420 | "match UUID {%Vuuid} stored in the registry"),
|
---|
| 2421 | id.ptr(), filePath.raw(), mId.ptr());
|
---|
| 2422 | break;
|
---|
| 2423 | }
|
---|
| 2424 | }
|
---|
| 2425 | else
|
---|
| 2426 | {
|
---|
| 2427 | /* assgn an UUID read from the image file */
|
---|
| 2428 | mId = id;
|
---|
| 2429 | }
|
---|
| 2430 |
|
---|
| 2431 | if (mParent)
|
---|
| 2432 | {
|
---|
| 2433 | /* check parent UUID */
|
---|
| 2434 | AutoLock parentLock (mParent);
|
---|
| 2435 | if (mParent->id() != parentId)
|
---|
| 2436 | {
|
---|
[358] | 2437 | errMsg = Utf8StrFmt (
|
---|
[1] | 2438 | tr ("UUID {%Vuuid} of the parent image '%ls' stored in "
|
---|
| 2439 | "the hard disk image file '%s' doesn't match "
|
---|
| 2440 | "UUID {%Vuuid} stored in the registry"),
|
---|
[361] | 2441 | parentId.raw(), mParent->toString().raw(),
|
---|
[1] | 2442 | filePath.raw(), mParent->id().raw());
|
---|
| 2443 | break;
|
---|
| 2444 | }
|
---|
| 2445 | }
|
---|
| 2446 | else if (!parentId.isEmpty())
|
---|
| 2447 | {
|
---|
[358] | 2448 | errMsg = Utf8StrFmt (
|
---|
[361] | 2449 | tr ("Hard disk image '%s' is a differencing image that is linked "
|
---|
| 2450 | "to a hard disk with UUID {%Vuuid} and cannot be used "
|
---|
| 2451 | "directly as a base hard disk"),
|
---|
| 2452 | filePath.raw(), parentId.raw());
|
---|
[1] | 2453 | break;
|
---|
| 2454 | }
|
---|
| 2455 |
|
---|
| 2456 | {
|
---|
| 2457 | RTFILE file = NIL_RTFILE;
|
---|
| 2458 | vrc = RTFileOpen (&file, filePath, RTFILE_O_READ);
|
---|
| 2459 | if (VBOX_SUCCESS (vrc))
|
---|
| 2460 | {
|
---|
| 2461 | uint64_t size = 0;
|
---|
| 2462 | vrc = RTFileGetSize (file, &size);
|
---|
| 2463 | if (VBOX_SUCCESS (vrc))
|
---|
| 2464 | mActualSize = size;
|
---|
| 2465 | RTFileClose (file);
|
---|
| 2466 | }
|
---|
| 2467 | if (VBOX_FAILURE (vrc))
|
---|
| 2468 | break;
|
---|
| 2469 | }
|
---|
| 2470 |
|
---|
| 2471 | if (!mParent)
|
---|
| 2472 | {
|
---|
| 2473 | /* query logical size only for non-differencing images */
|
---|
| 2474 |
|
---|
| 2475 | PVDIDISK disk = VDIDiskCreate();
|
---|
| 2476 | vrc = VDIDiskOpenImage (disk, Utf8Str (mFilePathFull),
|
---|
| 2477 | VDI_OPEN_FLAGS_READONLY);
|
---|
| 2478 | if (VBOX_SUCCESS (vrc))
|
---|
| 2479 | {
|
---|
| 2480 | uint64_t size = VDIDiskGetSize (disk);
|
---|
| 2481 | /* convert to MBytes */
|
---|
[132] | 2482 | mSize = size / 1024 / 1024;
|
---|
[1] | 2483 | }
|
---|
| 2484 |
|
---|
| 2485 | VDIDiskDestroy (disk);
|
---|
| 2486 | if (VBOX_FAILURE (vrc))
|
---|
| 2487 | break;
|
---|
| 2488 | }
|
---|
| 2489 | }
|
---|
| 2490 | while (0);
|
---|
| 2491 |
|
---|
[351] | 2492 | /* enter the lock again */
|
---|
| 2493 | alock.enter();
|
---|
[2358] | 2494 |
|
---|
[1874] | 2495 | /* remove the reference */
|
---|
| 2496 | releaseReader();
|
---|
[2358] | 2497 |
|
---|
[358] | 2498 | if (FAILED (rc) || VBOX_FAILURE (vrc) || !errMsg.isNull())
|
---|
[1] | 2499 | {
|
---|
[358] | 2500 | LogWarningFunc (("'%ls' is not accessible "
|
---|
| 2501 | "(rc=%08X, vrc=%Vrc, errMsg='%ls')\n",
|
---|
| 2502 | mFilePathFull.raw(), rc, vrc, errMsg.raw()));
|
---|
[1] | 2503 |
|
---|
[358] | 2504 | if (aAccessError)
|
---|
| 2505 | {
|
---|
| 2506 | if (!errMsg.isNull())
|
---|
| 2507 | *aAccessError = errMsg;
|
---|
| 2508 | else if (VBOX_FAILURE (vrc))
|
---|
| 2509 | *aAccessError = Utf8StrFmt (
|
---|
| 2510 | tr ("Could not access hard disk image '%ls' (%Vrc)"),
|
---|
| 2511 | mFilePathFull.raw(), vrc);
|
---|
| 2512 | }
|
---|
[2358] | 2513 |
|
---|
[1] | 2514 | /* downgrade to not accessible */
|
---|
| 2515 | mState = Created;
|
---|
| 2516 | }
|
---|
[351] | 2517 | else
|
---|
| 2518 | {
|
---|
| 2519 | if (aAccessError)
|
---|
| 2520 | aAccessError->setNull();
|
---|
[1] | 2521 |
|
---|
[351] | 2522 | mState = Accessible;
|
---|
| 2523 | }
|
---|
[2358] | 2524 |
|
---|
[351] | 2525 | /* inform waiters if there are any */
|
---|
| 2526 | if (mStateCheckWaiters > 0)
|
---|
| 2527 | {
|
---|
| 2528 | RTSemEventMultiSignal (mStateCheckSem);
|
---|
| 2529 | }
|
---|
| 2530 | else
|
---|
| 2531 | {
|
---|
| 2532 | /* delete the semaphore ourselves */
|
---|
| 2533 | RTSemEventMultiDestroy (mStateCheckSem);
|
---|
| 2534 | mStateCheckSem = NIL_RTSEMEVENTMULTI;
|
---|
| 2535 | }
|
---|
| 2536 |
|
---|
[1] | 2537 | return rc;
|
---|
| 2538 | }
|
---|
| 2539 |
|
---|
| 2540 | /**
|
---|
| 2541 | * Helper to create hard disk images.
|
---|
| 2542 | *
|
---|
| 2543 | * @param aSize size in MB
|
---|
| 2544 | * @param aDynamic dynamic or fixed image
|
---|
| 2545 | * @param aProgress address of IProgress pointer to return
|
---|
| 2546 | */
|
---|
[132] | 2547 | HRESULT HVirtualDiskImage::createImage (ULONG64 aSize, BOOL aDynamic,
|
---|
| 2548 | IProgress **aProgress)
|
---|
[1] | 2549 | {
|
---|
| 2550 | AutoLock alock (this);
|
---|
| 2551 |
|
---|
| 2552 | CHECK_BUSY_AND_READERS();
|
---|
| 2553 |
|
---|
| 2554 | if (mState != NotCreated)
|
---|
| 2555 | return setError (E_ACCESSDENIED,
|
---|
| 2556 | tr ("Hard disk image '%ls' is already created"),
|
---|
| 2557 | mFilePathFull.raw());
|
---|
| 2558 |
|
---|
| 2559 | if (!mFilePathFull)
|
---|
| 2560 | return setError (E_ACCESSDENIED,
|
---|
| 2561 | tr ("Cannot create a hard disk image using an empty (null) file path"),
|
---|
| 2562 | mFilePathFull.raw());
|
---|
| 2563 |
|
---|
[351] | 2564 | /* first ensure the directory exists */
|
---|
[1] | 2565 | {
|
---|
| 2566 | Utf8Str imageDir = mFilePathFull;
|
---|
| 2567 | RTPathStripFilename (imageDir.mutableRaw());
|
---|
| 2568 | if (!RTDirExists (imageDir))
|
---|
| 2569 | {
|
---|
| 2570 | int vrc = RTDirCreateFullPath (imageDir, 0777);
|
---|
| 2571 | if (VBOX_FAILURE (vrc))
|
---|
| 2572 | {
|
---|
| 2573 | return setError (E_FAIL,
|
---|
| 2574 | tr ("Could not create a directory '%s' "
|
---|
| 2575 | "to store the image file (%Vrc)"),
|
---|
| 2576 | imageDir.raw(), vrc);
|
---|
| 2577 | }
|
---|
| 2578 | }
|
---|
| 2579 | }
|
---|
| 2580 |
|
---|
[351] | 2581 | /* check whether the given file exists or not */
|
---|
[1] | 2582 | RTFILE file;
|
---|
| 2583 | int vrc = RTFileOpen (&file, Utf8Str (mFilePathFull),
|
---|
| 2584 | RTFILE_O_READ | RTFILE_O_OPEN | RTFILE_O_DENY_NONE);
|
---|
| 2585 | if (vrc != VERR_FILE_NOT_FOUND)
|
---|
| 2586 | {
|
---|
| 2587 | if (VBOX_SUCCESS (vrc))
|
---|
| 2588 | RTFileClose (file);
|
---|
| 2589 | switch(vrc)
|
---|
| 2590 | {
|
---|
| 2591 | case VINF_SUCCESS:
|
---|
| 2592 | return setError (E_FAIL,
|
---|
| 2593 | tr ("Image file '%ls' already exists"),
|
---|
| 2594 | mFilePathFull.raw());
|
---|
| 2595 |
|
---|
| 2596 | default:
|
---|
| 2597 | return setError(E_FAIL,
|
---|
| 2598 | tr ("Invalid image file path '%ls' (%Vrc)"),
|
---|
| 2599 | mFilePathFull.raw(), vrc);
|
---|
| 2600 | }
|
---|
| 2601 | }
|
---|
| 2602 |
|
---|
[351] | 2603 | /* check VDI size limits */
|
---|
[1] | 2604 | {
|
---|
| 2605 | HRESULT rc;
|
---|
| 2606 | ULONG64 maxVDISize;
|
---|
| 2607 | ComPtr <ISystemProperties> props;
|
---|
| 2608 | rc = mVirtualBox->COMGETTER(SystemProperties) (props.asOutParam());
|
---|
| 2609 | ComAssertComRCRet (rc, E_FAIL);
|
---|
| 2610 | rc = props->COMGETTER(MaxVDISize) (&maxVDISize);
|
---|
| 2611 | ComAssertComRCRet (rc, E_FAIL);
|
---|
| 2612 |
|
---|
| 2613 | if (aSize < 1 || aSize > maxVDISize)
|
---|
| 2614 | return setError (E_INVALIDARG,
|
---|
[132] | 2615 | tr ("Invalid VDI size: %llu MB (must be in range [1, %llu] MB)"),
|
---|
[1] | 2616 | aSize, maxVDISize);
|
---|
| 2617 | }
|
---|
| 2618 |
|
---|
| 2619 | HRESULT rc;
|
---|
| 2620 |
|
---|
[351] | 2621 | /* create a project object */
|
---|
[1] | 2622 | ComObjPtr <Progress> progress;
|
---|
| 2623 | progress.createObject();
|
---|
| 2624 | {
|
---|
| 2625 | Bstr desc = aDynamic ? tr ("Creating a dynamically expanding hard disk")
|
---|
| 2626 | : tr ("Creating a fixed-size hard disk");
|
---|
| 2627 | rc = progress->init (mVirtualBox, (IVirtualDiskImage *) this, desc,
|
---|
| 2628 | FALSE /* aCancelable */);
|
---|
| 2629 | CheckComRCReturnRC (rc);
|
---|
| 2630 | }
|
---|
| 2631 |
|
---|
[351] | 2632 | /* mark as busy (being created)
|
---|
| 2633 | * (VDI task thread will unmark it) */
|
---|
[1] | 2634 | setBusy();
|
---|
| 2635 |
|
---|
[351] | 2636 | /* fill in VDI task data */
|
---|
[1] | 2637 | VDITask *task = new VDITask (aDynamic ? VDITask::CreateDynamic
|
---|
| 2638 | : VDITask::CreateStatic,
|
---|
| 2639 | this, progress);
|
---|
| 2640 | task->size = aSize;
|
---|
[351] | 2641 | task->size *= 1024 * 1024; /* convert to bytes */
|
---|
[1] | 2642 |
|
---|
[351] | 2643 | /* create the hard disk creation thread, pass operation data */
|
---|
[3317] | 2644 | vrc = RTThreadCreate (NULL, VDITaskThread, (void *) task, 0,
|
---|
[1] | 2645 | RTTHREADTYPE_MAIN_HEAVY_WORKER, 0, "VDITask");
|
---|
| 2646 | ComAssertMsgRC (vrc, ("Could not create a thread (%Vrc)", vrc));
|
---|
| 2647 | if (VBOX_FAILURE (vrc))
|
---|
| 2648 | {
|
---|
| 2649 | clearBusy();
|
---|
| 2650 | delete task;
|
---|
| 2651 | rc = E_FAIL;
|
---|
| 2652 | }
|
---|
| 2653 | else
|
---|
| 2654 | {
|
---|
[351] | 2655 | /* get one interface for the caller */
|
---|
[1] | 2656 | progress.queryInterfaceTo (aProgress);
|
---|
| 2657 | }
|
---|
| 2658 |
|
---|
| 2659 | return rc;
|
---|
| 2660 | }
|
---|
| 2661 |
|
---|
[351] | 2662 | /* static */
|
---|
[3317] | 2663 | DECLCALLBACK(int) HVirtualDiskImage::VDITaskThread (RTTHREAD thread, void *pvUser)
|
---|
[1] | 2664 | {
|
---|
| 2665 | VDITask *task = static_cast <VDITask *> (pvUser);
|
---|
| 2666 | AssertReturn (task, VERR_GENERAL_FAILURE);
|
---|
| 2667 |
|
---|
[3317] | 2668 | LogFlowFunc (("operation=%d, size=%llu\n", task->operation, task->size));
|
---|
[1] | 2669 |
|
---|
| 2670 | VDIIMAGETYPE type = (VDIIMAGETYPE) 0;
|
---|
| 2671 |
|
---|
| 2672 | switch (task->operation)
|
---|
| 2673 | {
|
---|
| 2674 | case VDITask::CreateDynamic: type = VDI_IMAGE_TYPE_NORMAL; break;
|
---|
| 2675 | case VDITask::CreateStatic: type = VDI_IMAGE_TYPE_FIXED; break;
|
---|
| 2676 | case VDITask::CloneToImage: break;
|
---|
| 2677 | default: AssertFailedReturn (VERR_GENERAL_FAILURE); break;
|
---|
| 2678 | }
|
---|
| 2679 |
|
---|
| 2680 | HRESULT rc = S_OK;
|
---|
| 2681 | Utf8Str errorMsg;
|
---|
| 2682 |
|
---|
[3411] | 2683 | bool deleteTarget = true;
|
---|
| 2684 |
|
---|
[1] | 2685 | if (task->operation == VDITask::CloneToImage)
|
---|
| 2686 | {
|
---|
| 2687 | Assert (!task->vdi->id().isEmpty());
|
---|
| 2688 | /// @todo (dmik) check locks
|
---|
| 2689 | AutoLock sourceLock (task->source);
|
---|
| 2690 | rc = task->source->cloneToImage (task->vdi->id(),
|
---|
| 2691 | Utf8Str (task->vdi->filePathFull()),
|
---|
[3411] | 2692 | task->progress, deleteTarget);
|
---|
[1] | 2693 |
|
---|
[351] | 2694 | /* release reader added in HardDisk::CloneToImage() */
|
---|
[1] | 2695 | task->source->releaseReader();
|
---|
| 2696 | }
|
---|
| 2697 | else
|
---|
| 2698 | {
|
---|
| 2699 | int vrc = VDICreateBaseImage (Utf8Str (task->vdi->filePathFull()),
|
---|
| 2700 | type, task->size,
|
---|
| 2701 | Utf8Str (task->vdi->mDescription),
|
---|
| 2702 | progressCallback,
|
---|
| 2703 | static_cast <Progress *> (task->progress));
|
---|
| 2704 |
|
---|
[3411] | 2705 | /* We don't want to delete existing user files */
|
---|
| 2706 | if (vrc == VERR_ALREADY_EXISTS)
|
---|
| 2707 | deleteTarget = false;
|
---|
| 2708 |
|
---|
[1] | 2709 | if (VBOX_SUCCESS (vrc) && task->vdi->id())
|
---|
| 2710 | {
|
---|
[351] | 2711 | /* we have a non-null UUID, update the created image */
|
---|
[1] | 2712 | vrc = VDISetImageUUIDs (Utf8Str (task->vdi->filePathFull()),
|
---|
| 2713 | task->vdi->id().raw(), NULL, NULL, NULL);
|
---|
| 2714 | }
|
---|
| 2715 |
|
---|
| 2716 | if (VBOX_FAILURE (vrc))
|
---|
| 2717 | {
|
---|
| 2718 | errorMsg = Utf8StrFmt (
|
---|
| 2719 | tr ("Falied to create a hard disk image '%ls' (%Vrc)"),
|
---|
| 2720 | task->vdi->filePathFull().raw(), vrc);
|
---|
| 2721 | rc = E_FAIL;
|
---|
| 2722 | }
|
---|
| 2723 | }
|
---|
| 2724 |
|
---|
[3317] | 2725 | LogFlowFunc (("rc=%08X\n", rc));
|
---|
[1] | 2726 |
|
---|
| 2727 | AutoLock alock (task->vdi);
|
---|
| 2728 |
|
---|
[351] | 2729 | /* clear busy set in in HardDisk::CloneToImage() or
|
---|
| 2730 | * in HVirtualDiskImage::createImage() */
|
---|
[1] | 2731 | task->vdi->clearBusy();
|
---|
| 2732 |
|
---|
| 2733 | if (SUCCEEDED (rc))
|
---|
| 2734 | {
|
---|
| 2735 | task->vdi->mState = HVirtualDiskImage::Created;
|
---|
[351] | 2736 | /* update VDI data fields */
|
---|
[358] | 2737 | Bstr errMsg;
|
---|
| 2738 | rc = task->vdi->queryInformation (&errMsg);
|
---|
| 2739 | /* we want to deliver the access check result to the caller
|
---|
| 2740 | * immediately, before he calls HardDisk::GetAccssible() himself. */
|
---|
| 2741 | if (SUCCEEDED (rc) && !errMsg.isNull())
|
---|
| 2742 | task->progress->notifyCompleteBstr (
|
---|
| 2743 | E_FAIL, COM_IIDOF (IVirtualDiskImage), getComponentName(),
|
---|
| 2744 | errMsg);
|
---|
| 2745 | else
|
---|
| 2746 | task->progress->notifyComplete (rc);
|
---|
[1] | 2747 | }
|
---|
| 2748 | else
|
---|
| 2749 | {
|
---|
| 2750 | /* delete the target file so we don't have orphaned files */
|
---|
[3411] | 2751 | if (deleteTarget)
|
---|
| 2752 | RTFileDelete(Utf8Str (task->vdi->filePathFull()));
|
---|
[1] | 2753 |
|
---|
| 2754 | task->vdi->mState = HVirtualDiskImage::NotCreated;
|
---|
[351] | 2755 | /* complete the progress object */
|
---|
[1] | 2756 | if (errorMsg)
|
---|
| 2757 | task->progress->notifyComplete (
|
---|
| 2758 | E_FAIL, COM_IIDOF (IVirtualDiskImage), getComponentName(),
|
---|
| 2759 | errorMsg);
|
---|
| 2760 | else
|
---|
| 2761 | task->progress->notifyComplete (rc);
|
---|
| 2762 | }
|
---|
| 2763 |
|
---|
| 2764 | delete task;
|
---|
| 2765 |
|
---|
| 2766 | return VINF_SUCCESS;
|
---|
| 2767 | }
|
---|
| 2768 |
|
---|
| 2769 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 2770 | // HISCSIHardDisk class
|
---|
| 2771 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 2772 |
|
---|
| 2773 | // constructor / destructor
|
---|
| 2774 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 2775 |
|
---|
| 2776 | HRESULT HISCSIHardDisk::FinalConstruct()
|
---|
| 2777 | {
|
---|
| 2778 | HRESULT rc = HardDisk::FinalConstruct();
|
---|
| 2779 | if (FAILED (rc))
|
---|
| 2780 | return rc;
|
---|
| 2781 |
|
---|
| 2782 | mSize = 0;
|
---|
| 2783 | mActualSize = 0;
|
---|
| 2784 |
|
---|
| 2785 | mPort = 0;
|
---|
| 2786 | mLun = 0;
|
---|
| 2787 |
|
---|
| 2788 | return S_OK;
|
---|
| 2789 | }
|
---|
| 2790 |
|
---|
| 2791 | void HISCSIHardDisk::FinalRelease()
|
---|
| 2792 | {
|
---|
| 2793 | HardDisk::FinalRelease();
|
---|
| 2794 | }
|
---|
| 2795 |
|
---|
| 2796 | // public initializer/uninitializer for internal purposes only
|
---|
| 2797 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 2798 |
|
---|
| 2799 | // public methods for internal purposes only
|
---|
| 2800 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 2801 |
|
---|
| 2802 | /**
|
---|
| 2803 | * Initializes the iSCSI hard disk object by reading its properties from
|
---|
| 2804 | * the given configuration node. The created hard disk will be marked as
|
---|
| 2805 | * registered on success.
|
---|
| 2806 | *
|
---|
| 2807 | * @param aHDNode <HardDisk> node
|
---|
| 2808 | * @param aVDINod <ISCSIHardDisk> node
|
---|
| 2809 | */
|
---|
| 2810 | HRESULT HISCSIHardDisk::init (VirtualBox *aVirtualBox,
|
---|
| 2811 | CFGNODE aHDNode, CFGNODE aISCSINode)
|
---|
| 2812 | {
|
---|
[3411] | 2813 | LogFlowThisFunc (("aHDNode=%p, aISCSINode=%p\n", aHDNode, aISCSINode));
|
---|
[1] | 2814 |
|
---|
| 2815 | AssertReturn (aHDNode && aISCSINode, E_FAIL);
|
---|
| 2816 |
|
---|
| 2817 | AutoLock alock (this);
|
---|
| 2818 | ComAssertRet (!isReady(), E_UNEXPECTED);
|
---|
| 2819 |
|
---|
| 2820 | mStorageType = HardDiskStorageType_ISCSIHardDisk;
|
---|
| 2821 |
|
---|
| 2822 | HRESULT rc = S_OK;
|
---|
| 2823 |
|
---|
| 2824 | do
|
---|
| 2825 | {
|
---|
| 2826 | rc = protectedInit (aVirtualBox, NULL);
|
---|
| 2827 | CheckComRCBreakRC (rc);
|
---|
| 2828 |
|
---|
[351] | 2829 | /* set ready to let protectedUninit() be called on failure */
|
---|
[1] | 2830 | setReady (true);
|
---|
| 2831 |
|
---|
[351] | 2832 | /* server (required) */
|
---|
[1] | 2833 | CFGLDRQueryBSTR (aISCSINode, "server", mServer.asOutParam());
|
---|
[351] | 2834 | /* target (required) */
|
---|
[1] | 2835 | CFGLDRQueryBSTR (aISCSINode, "target", mTarget.asOutParam());
|
---|
| 2836 |
|
---|
[351] | 2837 | /* port (optional) */
|
---|
[1] | 2838 | CFGLDRQueryUInt16 (aISCSINode, "port", &mPort);
|
---|
[351] | 2839 | /* lun (optional) */
|
---|
[1] | 2840 | CFGLDRQueryUInt64 (aISCSINode, "lun", &mLun);
|
---|
[351] | 2841 | /* userName (optional) */
|
---|
[1] | 2842 | CFGLDRQueryBSTR (aISCSINode, "userName", mUserName.asOutParam());
|
---|
[351] | 2843 | /* password (optional) */
|
---|
[1] | 2844 | CFGLDRQueryBSTR (aISCSINode, "password", mPassword.asOutParam());
|
---|
| 2845 |
|
---|
[3411] | 2846 | LogFlowThisFunc (("'iscsi:%ls:%hu@%ls/%ls:%llu'\n",
|
---|
| 2847 | mServer.raw(), mPort, mUserName.raw(), mTarget.raw(),
|
---|
| 2848 | mLun));
|
---|
[1] | 2849 |
|
---|
[351] | 2850 | /* load basic settings and children */
|
---|
[1] | 2851 | rc = loadSettings (aHDNode);
|
---|
| 2852 | CheckComRCBreakRC (rc);
|
---|
| 2853 |
|
---|
| 2854 | if (mType != HardDiskType_WritethroughHardDisk)
|
---|
| 2855 | {
|
---|
| 2856 | rc = setError (E_FAIL,
|
---|
| 2857 | tr ("Currently, non-Writethrough iSCSI hard disks are not "
|
---|
| 2858 | "allowed ('%ls')"),
|
---|
| 2859 | toString().raw());
|
---|
| 2860 | break;
|
---|
| 2861 | }
|
---|
| 2862 |
|
---|
| 2863 | mRegistered = TRUE;
|
---|
| 2864 | }
|
---|
| 2865 | while (0);
|
---|
| 2866 |
|
---|
| 2867 | if (FAILED (rc))
|
---|
| 2868 | uninit();
|
---|
| 2869 |
|
---|
| 2870 | return rc;
|
---|
| 2871 | }
|
---|
| 2872 |
|
---|
| 2873 | /**
|
---|
| 2874 | * Initializes the iSCSI hard disk object using default values for all
|
---|
| 2875 | * properties. The created hard disk will NOT be marked as registered.
|
---|
| 2876 | */
|
---|
| 2877 | HRESULT HISCSIHardDisk::init (VirtualBox *aVirtualBox)
|
---|
| 2878 | {
|
---|
[3411] | 2879 | LogFlowThisFunc (("\n"));
|
---|
[1] | 2880 |
|
---|
| 2881 | AutoLock alock (this);
|
---|
| 2882 | ComAssertRet (!isReady(), E_UNEXPECTED);
|
---|
| 2883 |
|
---|
| 2884 | mStorageType = HardDiskStorageType_ISCSIHardDisk;
|
---|
| 2885 |
|
---|
| 2886 | HRESULT rc = S_OK;
|
---|
| 2887 |
|
---|
| 2888 | do
|
---|
| 2889 | {
|
---|
| 2890 | rc = protectedInit (aVirtualBox, NULL);
|
---|
| 2891 | CheckComRCBreakRC (rc);
|
---|
| 2892 |
|
---|
[351] | 2893 | /* set ready to let protectedUninit() be called on failure */
|
---|
[1] | 2894 | setReady (true);
|
---|
| 2895 |
|
---|
[351] | 2896 | /* we have to generate a new UUID */
|
---|
[1] | 2897 | mId.create();
|
---|
[1015] | 2898 | /* currently, all iSCSI hard disks are writethrough */
|
---|
[1] | 2899 | mType = HardDiskType_WritethroughHardDisk;
|
---|
| 2900 | mRegistered = FALSE;
|
---|
| 2901 | }
|
---|
| 2902 | while (0);
|
---|
| 2903 |
|
---|
| 2904 | if (FAILED (rc))
|
---|
| 2905 | uninit();
|
---|
| 2906 |
|
---|
| 2907 | return rc;
|
---|
| 2908 | }
|
---|
| 2909 |
|
---|
| 2910 | /**
|
---|
| 2911 | * Uninitializes the instance and sets the ready flag to FALSE.
|
---|
| 2912 | * Called either from FinalRelease(), by the parent when it gets destroyed,
|
---|
| 2913 | * or by a third party when it decides this object is no more valid.
|
---|
| 2914 | */
|
---|
| 2915 | void HISCSIHardDisk::uninit()
|
---|
| 2916 | {
|
---|
[3411] | 2917 | LogFlowThisFunc (("\n"));
|
---|
[1] | 2918 |
|
---|
| 2919 | AutoLock alock (this);
|
---|
| 2920 | if (!isReady())
|
---|
| 2921 | return;
|
---|
| 2922 |
|
---|
| 2923 | HardDisk::protectedUninit (alock);
|
---|
| 2924 | }
|
---|
| 2925 |
|
---|
| 2926 | // IHardDisk properties
|
---|
| 2927 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 2928 |
|
---|
| 2929 | STDMETHODIMP HISCSIHardDisk::COMGETTER(Description) (BSTR *aDescription)
|
---|
| 2930 | {
|
---|
| 2931 | if (!aDescription)
|
---|
| 2932 | return E_POINTER;
|
---|
| 2933 |
|
---|
| 2934 | AutoLock alock (this);
|
---|
| 2935 | CHECK_READY();
|
---|
| 2936 |
|
---|
| 2937 | mDescription.cloneTo (aDescription);
|
---|
| 2938 | return S_OK;
|
---|
| 2939 | }
|
---|
| 2940 |
|
---|
| 2941 | STDMETHODIMP HISCSIHardDisk::COMSETTER(Description) (INPTR BSTR aDescription)
|
---|
| 2942 | {
|
---|
| 2943 | AutoLock alock (this);
|
---|
| 2944 | CHECK_READY();
|
---|
| 2945 |
|
---|
| 2946 | CHECK_BUSY_AND_READERS();
|
---|
| 2947 |
|
---|
| 2948 | if (mDescription != aDescription)
|
---|
| 2949 | {
|
---|
| 2950 | mDescription = aDescription;
|
---|
| 2951 | if (mRegistered)
|
---|
| 2952 | return mVirtualBox->saveSettings();
|
---|
| 2953 | }
|
---|
| 2954 |
|
---|
| 2955 | return S_OK;
|
---|
| 2956 | }
|
---|
| 2957 |
|
---|
[132] | 2958 | STDMETHODIMP HISCSIHardDisk::COMGETTER(Size) (ULONG64 *aSize)
|
---|
[1] | 2959 | {
|
---|
| 2960 | if (!aSize)
|
---|
| 2961 | return E_POINTER;
|
---|
| 2962 |
|
---|
| 2963 | AutoLock alock (this);
|
---|
| 2964 | CHECK_READY();
|
---|
| 2965 |
|
---|
| 2966 | *aSize = mSize;
|
---|
| 2967 | return S_OK;
|
---|
| 2968 | }
|
---|
| 2969 |
|
---|
| 2970 | STDMETHODIMP HISCSIHardDisk::COMGETTER(ActualSize) (ULONG64 *aActualSize)
|
---|
| 2971 | {
|
---|
| 2972 | if (!aActualSize)
|
---|
| 2973 | return E_POINTER;
|
---|
| 2974 |
|
---|
| 2975 | AutoLock alock (this);
|
---|
| 2976 | CHECK_READY();
|
---|
| 2977 |
|
---|
| 2978 | *aActualSize = mActualSize;
|
---|
| 2979 | return S_OK;
|
---|
| 2980 | }
|
---|
| 2981 |
|
---|
| 2982 | // IISCSIHardDisk properties
|
---|
| 2983 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 2984 |
|
---|
| 2985 | STDMETHODIMP HISCSIHardDisk::COMGETTER(Server) (BSTR *aServer)
|
---|
| 2986 | {
|
---|
| 2987 | if (!aServer)
|
---|
| 2988 | return E_POINTER;
|
---|
| 2989 |
|
---|
| 2990 | AutoLock alock (this);
|
---|
| 2991 | CHECK_READY();
|
---|
| 2992 |
|
---|
| 2993 | mServer.cloneTo (aServer);
|
---|
| 2994 | return S_OK;
|
---|
| 2995 | }
|
---|
| 2996 |
|
---|
| 2997 | STDMETHODIMP HISCSIHardDisk::COMSETTER(Server) (INPTR BSTR aServer)
|
---|
| 2998 | {
|
---|
| 2999 | if (!aServer || !*aServer)
|
---|
| 3000 | return E_INVALIDARG;
|
---|
| 3001 |
|
---|
| 3002 | AutoLock alock (this);
|
---|
| 3003 | CHECK_READY();
|
---|
| 3004 |
|
---|
| 3005 | CHECK_BUSY_AND_READERS();
|
---|
| 3006 |
|
---|
| 3007 | if (mServer != aServer)
|
---|
| 3008 | {
|
---|
| 3009 | mServer = aServer;
|
---|
| 3010 | if (mRegistered)
|
---|
| 3011 | return mVirtualBox->saveSettings();
|
---|
| 3012 | }
|
---|
| 3013 |
|
---|
| 3014 | return S_OK;
|
---|
| 3015 | }
|
---|
| 3016 |
|
---|
| 3017 | STDMETHODIMP HISCSIHardDisk::COMGETTER(Port) (USHORT *aPort)
|
---|
| 3018 | {
|
---|
| 3019 | if (!aPort)
|
---|
| 3020 | return E_POINTER;
|
---|
| 3021 |
|
---|
| 3022 | AutoLock alock (this);
|
---|
| 3023 | CHECK_READY();
|
---|
| 3024 |
|
---|
| 3025 | *aPort = mPort;
|
---|
| 3026 | return S_OK;
|
---|
| 3027 | }
|
---|
| 3028 |
|
---|
| 3029 | STDMETHODIMP HISCSIHardDisk::COMSETTER(Port) (USHORT aPort)
|
---|
| 3030 | {
|
---|
| 3031 | AutoLock alock (this);
|
---|
| 3032 | CHECK_READY();
|
---|
| 3033 |
|
---|
| 3034 | CHECK_BUSY_AND_READERS();
|
---|
| 3035 |
|
---|
| 3036 | if (mPort != aPort)
|
---|
| 3037 | {
|
---|
| 3038 | mPort = aPort;
|
---|
| 3039 | if (mRegistered)
|
---|
| 3040 | return mVirtualBox->saveSettings();
|
---|
| 3041 | }
|
---|
| 3042 |
|
---|
| 3043 | return S_OK;
|
---|
| 3044 | }
|
---|
| 3045 |
|
---|
| 3046 | STDMETHODIMP HISCSIHardDisk::COMGETTER(Target) (BSTR *aTarget)
|
---|
| 3047 | {
|
---|
| 3048 | if (!aTarget)
|
---|
| 3049 | return E_POINTER;
|
---|
| 3050 |
|
---|
| 3051 | AutoLock alock (this);
|
---|
| 3052 | CHECK_READY();
|
---|
| 3053 |
|
---|
| 3054 | mTarget.cloneTo (aTarget);
|
---|
| 3055 | return S_OK;
|
---|
| 3056 | }
|
---|
| 3057 |
|
---|
| 3058 | STDMETHODIMP HISCSIHardDisk::COMSETTER(Target) (INPTR BSTR aTarget)
|
---|
| 3059 | {
|
---|
| 3060 | if (!aTarget || !*aTarget)
|
---|
| 3061 | return E_INVALIDARG;
|
---|
| 3062 |
|
---|
| 3063 | AutoLock alock (this);
|
---|
| 3064 | CHECK_READY();
|
---|
| 3065 |
|
---|
| 3066 | CHECK_BUSY_AND_READERS();
|
---|
| 3067 |
|
---|
| 3068 | if (mTarget != aTarget)
|
---|
| 3069 | {
|
---|
| 3070 | mTarget = aTarget;
|
---|
| 3071 | if (mRegistered)
|
---|
| 3072 | return mVirtualBox->saveSettings();
|
---|
| 3073 | }
|
---|
| 3074 |
|
---|
| 3075 | return S_OK;
|
---|
| 3076 | }
|
---|
| 3077 |
|
---|
| 3078 | STDMETHODIMP HISCSIHardDisk::COMGETTER(Lun) (ULONG64 *aLun)
|
---|
| 3079 | {
|
---|
| 3080 | if (!aLun)
|
---|
| 3081 | return E_POINTER;
|
---|
| 3082 |
|
---|
| 3083 | AutoLock alock (this);
|
---|
| 3084 | CHECK_READY();
|
---|
| 3085 |
|
---|
| 3086 | *aLun = mLun;
|
---|
| 3087 | return S_OK;
|
---|
| 3088 | }
|
---|
| 3089 |
|
---|
| 3090 | STDMETHODIMP HISCSIHardDisk::COMSETTER(Lun) (ULONG64 aLun)
|
---|
| 3091 | {
|
---|
| 3092 | AutoLock alock (this);
|
---|
| 3093 | CHECK_READY();
|
---|
| 3094 |
|
---|
| 3095 | CHECK_BUSY_AND_READERS();
|
---|
| 3096 |
|
---|
| 3097 | if (mLun != aLun)
|
---|
| 3098 | {
|
---|
| 3099 | mLun = aLun;
|
---|
| 3100 | if (mRegistered)
|
---|
| 3101 | return mVirtualBox->saveSettings();
|
---|
| 3102 | }
|
---|
| 3103 |
|
---|
| 3104 | return S_OK;
|
---|
| 3105 | }
|
---|
| 3106 |
|
---|
| 3107 | STDMETHODIMP HISCSIHardDisk::COMGETTER(UserName) (BSTR *aUserName)
|
---|
| 3108 | {
|
---|
| 3109 | if (!aUserName)
|
---|
| 3110 | return E_POINTER;
|
---|
| 3111 |
|
---|
| 3112 | AutoLock alock (this);
|
---|
| 3113 | CHECK_READY();
|
---|
| 3114 |
|
---|
| 3115 | mUserName.cloneTo (aUserName);
|
---|
| 3116 | return S_OK;
|
---|
| 3117 | }
|
---|
| 3118 |
|
---|
| 3119 | STDMETHODIMP HISCSIHardDisk::COMSETTER(UserName) (INPTR BSTR aUserName)
|
---|
| 3120 | {
|
---|
| 3121 | AutoLock alock (this);
|
---|
| 3122 | CHECK_READY();
|
---|
| 3123 |
|
---|
| 3124 | CHECK_BUSY_AND_READERS();
|
---|
| 3125 |
|
---|
| 3126 | if (mUserName != aUserName)
|
---|
| 3127 | {
|
---|
| 3128 | mUserName = aUserName;
|
---|
| 3129 | if (mRegistered)
|
---|
| 3130 | return mVirtualBox->saveSettings();
|
---|
| 3131 | }
|
---|
| 3132 |
|
---|
| 3133 | return S_OK;
|
---|
| 3134 | }
|
---|
| 3135 |
|
---|
| 3136 | STDMETHODIMP HISCSIHardDisk::COMGETTER(Password) (BSTR *aPassword)
|
---|
| 3137 | {
|
---|
| 3138 | if (!aPassword)
|
---|
| 3139 | return E_POINTER;
|
---|
| 3140 |
|
---|
| 3141 | AutoLock alock (this);
|
---|
| 3142 | CHECK_READY();
|
---|
| 3143 |
|
---|
| 3144 | mPassword.cloneTo (aPassword);
|
---|
| 3145 | return S_OK;
|
---|
| 3146 | }
|
---|
| 3147 |
|
---|
| 3148 | STDMETHODIMP HISCSIHardDisk::COMSETTER(Password) (INPTR BSTR aPassword)
|
---|
| 3149 | {
|
---|
| 3150 | AutoLock alock (this);
|
---|
| 3151 | CHECK_READY();
|
---|
| 3152 |
|
---|
| 3153 | CHECK_BUSY_AND_READERS();
|
---|
| 3154 |
|
---|
| 3155 | if (mPassword != aPassword)
|
---|
| 3156 | {
|
---|
| 3157 | mPassword = aPassword;
|
---|
| 3158 | if (mRegistered)
|
---|
| 3159 | return mVirtualBox->saveSettings();
|
---|
| 3160 | }
|
---|
| 3161 |
|
---|
| 3162 | return S_OK;
|
---|
| 3163 | }
|
---|
| 3164 |
|
---|
| 3165 | // public/protected methods for internal purposes only
|
---|
| 3166 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 3167 |
|
---|
| 3168 | /**
|
---|
| 3169 | * Attempts to mark the hard disk as registered.
|
---|
| 3170 | * Only VirtualBox can call this method.
|
---|
| 3171 | */
|
---|
| 3172 | HRESULT HISCSIHardDisk::trySetRegistered (BOOL aRegistered)
|
---|
| 3173 | {
|
---|
| 3174 | AutoLock alock (this);
|
---|
| 3175 | CHECK_READY();
|
---|
| 3176 |
|
---|
| 3177 | if (aRegistered)
|
---|
| 3178 | {
|
---|
| 3179 | if (mServer.isEmpty() || mTarget.isEmpty())
|
---|
| 3180 | return setError (E_FAIL,
|
---|
| 3181 | tr ("iSCSI Hard disk has no server or target defined"));
|
---|
| 3182 | }
|
---|
| 3183 | else
|
---|
| 3184 | {
|
---|
| 3185 | }
|
---|
| 3186 |
|
---|
| 3187 | return HardDisk::trySetRegistered (aRegistered);
|
---|
| 3188 | }
|
---|
| 3189 |
|
---|
| 3190 | /**
|
---|
| 3191 | * Checks accessibility of this iSCSI hard disk.
|
---|
| 3192 | */
|
---|
| 3193 | HRESULT HISCSIHardDisk::getAccessible (Bstr &aAccessError)
|
---|
| 3194 | {
|
---|
| 3195 | AutoLock alock (this);
|
---|
| 3196 | CHECK_READY();
|
---|
| 3197 |
|
---|
[351] | 3198 | /* check the basic accessibility */
|
---|
[911] | 3199 | HRESULT rc = getBaseAccessible (aAccessError);
|
---|
[1] | 3200 | if (FAILED (rc) || !aAccessError.isNull())
|
---|
| 3201 | return rc;
|
---|
| 3202 |
|
---|
| 3203 | return queryInformation (aAccessError);
|
---|
| 3204 | }
|
---|
| 3205 |
|
---|
| 3206 | /**
|
---|
| 3207 | * Saves hard disk settings to the specified storage node and saves
|
---|
| 3208 | * all children to the specified hard disk node
|
---|
| 3209 | *
|
---|
| 3210 | * @param aHDNode <HardDisk>
|
---|
| 3211 | * @param aStorageNode <ISCSIHardDisk> node
|
---|
| 3212 | */
|
---|
| 3213 | HRESULT HISCSIHardDisk::saveSettings (CFGNODE aHDNode, CFGNODE aStorageNode)
|
---|
| 3214 | {
|
---|
| 3215 | AssertReturn (aHDNode && aStorageNode, E_FAIL);
|
---|
| 3216 |
|
---|
| 3217 | AutoLock alock (this);
|
---|
| 3218 | CHECK_READY();
|
---|
| 3219 |
|
---|
[351] | 3220 | /* server (required) */
|
---|
[1] | 3221 | CFGLDRSetBSTR (aStorageNode, "server", mServer);
|
---|
[351] | 3222 | /* target (required) */
|
---|
[1] | 3223 | CFGLDRSetBSTR (aStorageNode, "target", mTarget);
|
---|
| 3224 |
|
---|
[351] | 3225 | /* port (optional) */
|
---|
[1] | 3226 | if (mPort != 0)
|
---|
| 3227 | CFGLDRSetUInt16 (aStorageNode, "port", mPort);
|
---|
| 3228 | else
|
---|
| 3229 | CFGLDRDeleteAttribute (aStorageNode, "port");
|
---|
[351] | 3230 | /* lun (optional) */
|
---|
[1] | 3231 | if (mLun != 0)
|
---|
| 3232 | CFGLDRSetUInt64 (aStorageNode, "lun", mLun);
|
---|
| 3233 | else
|
---|
| 3234 | CFGLDRDeleteAttribute (aStorageNode, "lun");
|
---|
[351] | 3235 | /* userName (optional) */
|
---|
[1] | 3236 | if (!mUserName.isNull())
|
---|
| 3237 | CFGLDRSetBSTR (aStorageNode, "userName", mUserName);
|
---|
| 3238 | else
|
---|
| 3239 | CFGLDRDeleteAttribute (aStorageNode, "userName");
|
---|
[351] | 3240 | /* password (optional) */
|
---|
[1] | 3241 | if (!mPassword.isNull())
|
---|
| 3242 | CFGLDRSetBSTR (aStorageNode, "password", mPassword);
|
---|
| 3243 | else
|
---|
| 3244 | CFGLDRDeleteAttribute (aStorageNode, "password");
|
---|
| 3245 |
|
---|
[351] | 3246 | /* save basic settings and children */
|
---|
[1] | 3247 | return HardDisk::saveSettings (aHDNode);
|
---|
| 3248 | }
|
---|
| 3249 |
|
---|
| 3250 | /**
|
---|
| 3251 | * Returns the string representation of this hard disk.
|
---|
| 3252 | * When \a aShort is false, returns the full image file path.
|
---|
| 3253 | * Otherwise, returns the image file name only.
|
---|
| 3254 | *
|
---|
| 3255 | * @param aShort if true, a short representation is returned
|
---|
| 3256 | */
|
---|
| 3257 | Bstr HISCSIHardDisk::toString (bool aShort /* = false */)
|
---|
| 3258 | {
|
---|
| 3259 | AutoLock alock (this);
|
---|
| 3260 |
|
---|
| 3261 | Bstr str;
|
---|
| 3262 | if (!aShort)
|
---|
| 3263 | {
|
---|
| 3264 | /* the format is iscsi:[<user@>]<server>[:<port>]/<target>[:<lun>] */
|
---|
| 3265 | str = Utf8StrFmt ("iscsi:%s%ls%s/%ls%s",
|
---|
| 3266 | !mUserName.isNull() ? Utf8StrFmt ("%ls@", mUserName.raw()).raw() : "",
|
---|
| 3267 | mServer.raw(),
|
---|
| 3268 | mPort != 0 ? Utf8StrFmt (":%hu", mPort).raw() : "",
|
---|
| 3269 | mTarget.raw(),
|
---|
| 3270 | mLun != 0 ? Utf8StrFmt (":%llu", mLun).raw() : "");
|
---|
| 3271 | }
|
---|
| 3272 | else
|
---|
| 3273 | {
|
---|
| 3274 | str = Utf8StrFmt ("%ls%s",
|
---|
| 3275 | mTarget.raw(),
|
---|
| 3276 | mLun != 0 ? Utf8StrFmt (":%llu", mLun).raw() : "");
|
---|
| 3277 | }
|
---|
| 3278 |
|
---|
| 3279 | return str;
|
---|
| 3280 | }
|
---|
| 3281 |
|
---|
| 3282 | /**
|
---|
| 3283 | * Creates a clone of this hard disk by storing hard disk data in the given
|
---|
[3411] | 3284 | * VDI file.
|
---|
[1] | 3285 | *
|
---|
[3411] | 3286 | * If the operation fails, @a aDeleteTarget will be set to @c true unless the
|
---|
| 3287 | * failure happened because the target file already existed.
|
---|
| 3288 | *
|
---|
| 3289 | * @param aId UUID to assign to the created image.
|
---|
| 3290 | * @param aTargetPath VDI file where the cloned image is to be to stored.
|
---|
| 3291 | * @param aProgress progress object to run during operation.
|
---|
| 3292 | * @param aDeleteTarget Whether it is recommended to delete target on
|
---|
| 3293 | * failure or not.
|
---|
[1] | 3294 | */
|
---|
| 3295 | HRESULT
|
---|
| 3296 | HISCSIHardDisk::cloneToImage (const Guid &aId, const Utf8Str &aTargetPath,
|
---|
[3411] | 3297 | Progress *aProgress, bool &aDeleteTarget)
|
---|
[1] | 3298 | {
|
---|
| 3299 | ComAssertMsgFailed (("Not implemented"));
|
---|
| 3300 | return E_NOTIMPL;
|
---|
| 3301 |
|
---|
| 3302 | // AssertReturn (isBusy() == false, E_FAIL);
|
---|
| 3303 | // addReader();
|
---|
| 3304 | // releaseReader();
|
---|
| 3305 | }
|
---|
| 3306 |
|
---|
| 3307 | /**
|
---|
| 3308 | * Creates a new differencing image for this hard disk with the given
|
---|
| 3309 | * VDI file name.
|
---|
| 3310 | *
|
---|
| 3311 | * @param aId UUID to assign to the created image
|
---|
| 3312 | * @param aTargetPath VDI file where to store the created differencing image
|
---|
| 3313 | * @param aProgress progress object to run during operation
|
---|
| 3314 | * (can be NULL)
|
---|
| 3315 | */
|
---|
| 3316 | HRESULT
|
---|
| 3317 | HISCSIHardDisk::createDiffImage (const Guid &aId, const Utf8Str &aTargetPath,
|
---|
| 3318 | Progress *aProgress)
|
---|
| 3319 | {
|
---|
| 3320 | ComAssertMsgFailed (("Not implemented"));
|
---|
| 3321 | return E_NOTIMPL;
|
---|
| 3322 |
|
---|
| 3323 | // AssertReturn (isBusy() == false, E_FAIL);
|
---|
| 3324 | // addReader();
|
---|
| 3325 | // releaseReader();
|
---|
| 3326 | }
|
---|
| 3327 |
|
---|
| 3328 | // private methods
|
---|
| 3329 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 3330 |
|
---|
| 3331 | /**
|
---|
| 3332 | * Helper to query information about the iSCSI hard disk.
|
---|
| 3333 | *
|
---|
| 3334 | * @param aAccessError see #getAccessible()
|
---|
| 3335 | * @note
|
---|
| 3336 | * Must be called from under the object's lock!
|
---|
| 3337 | */
|
---|
| 3338 | HRESULT HISCSIHardDisk::queryInformation (Bstr &aAccessError)
|
---|
| 3339 | {
|
---|
| 3340 | /// @todo (dmik) query info about this iSCSI disk,
|
---|
| 3341 | // set mSize and mActualSize,
|
---|
| 3342 | // or set aAccessError in case of failure
|
---|
| 3343 |
|
---|
| 3344 | aAccessError.setNull();
|
---|
| 3345 | return S_OK;
|
---|
| 3346 | }
|
---|
| 3347 |
|
---|
[953] | 3348 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 3349 | // HVMDKImage class
|
---|
| 3350 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 3351 |
|
---|
| 3352 | // constructor / destructor
|
---|
| 3353 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 3354 |
|
---|
| 3355 | HRESULT HVMDKImage::FinalConstruct()
|
---|
| 3356 | {
|
---|
| 3357 | HRESULT rc = HardDisk::FinalConstruct();
|
---|
| 3358 | if (FAILED (rc))
|
---|
| 3359 | return rc;
|
---|
| 3360 |
|
---|
| 3361 | mState = NotCreated;
|
---|
| 3362 |
|
---|
| 3363 | mStateCheckSem = NIL_RTSEMEVENTMULTI;
|
---|
| 3364 | mStateCheckWaiters = 0;
|
---|
| 3365 |
|
---|
| 3366 | mSize = 0;
|
---|
| 3367 | mActualSize = 0;
|
---|
| 3368 |
|
---|
[3317] | 3369 | /* initialize the container */
|
---|
| 3370 | int vrc = VDCreate ("VMDK", VDError, this, &mContainer);
|
---|
| 3371 | ComAssertRCRet (vrc, E_FAIL);
|
---|
| 3372 |
|
---|
[953] | 3373 | return S_OK;
|
---|
| 3374 | }
|
---|
| 3375 |
|
---|
| 3376 | void HVMDKImage::FinalRelease()
|
---|
| 3377 | {
|
---|
[3317] | 3378 | if (mContainer != NULL)
|
---|
| 3379 | VDDestroy (mContainer);
|
---|
| 3380 |
|
---|
[953] | 3381 | HardDisk::FinalRelease();
|
---|
| 3382 | }
|
---|
| 3383 |
|
---|
| 3384 | // public initializer/uninitializer for internal purposes only
|
---|
| 3385 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 3386 |
|
---|
| 3387 | // public methods for internal purposes only
|
---|
| 3388 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 3389 |
|
---|
| 3390 | /**
|
---|
| 3391 | * Initializes the VMDK hard disk object by reading its properties from
|
---|
| 3392 | * the given configuration node. The created hard disk will be marked as
|
---|
| 3393 | * registered on success.
|
---|
| 3394 | *
|
---|
| 3395 | * @param aHDNode <HardDisk> node
|
---|
| 3396 | * @param aVMDKNode <VirtualDiskImage> node
|
---|
| 3397 | */
|
---|
| 3398 | HRESULT HVMDKImage::init (VirtualBox *aVirtualBox, HardDisk *aParent,
|
---|
| 3399 | CFGNODE aHDNode, CFGNODE aVMDKNode)
|
---|
| 3400 | {
|
---|
[3411] | 3401 | LogFlowThisFunc (("aHDNode=%p, aVMDKNode=%p\n", aHDNode, aVMDKNode));
|
---|
[953] | 3402 |
|
---|
| 3403 | AssertReturn (aHDNode && aVMDKNode, E_FAIL);
|
---|
| 3404 |
|
---|
| 3405 | AutoLock alock (this);
|
---|
| 3406 | ComAssertRet (!isReady(), E_UNEXPECTED);
|
---|
| 3407 |
|
---|
| 3408 | mStorageType = HardDiskStorageType_VMDKImage;
|
---|
| 3409 |
|
---|
| 3410 | HRESULT rc = S_OK;
|
---|
| 3411 |
|
---|
| 3412 | do
|
---|
| 3413 | {
|
---|
| 3414 | rc = protectedInit (aVirtualBox, aParent);
|
---|
| 3415 | CheckComRCBreakRC (rc);
|
---|
| 3416 |
|
---|
| 3417 | /* set ready to let protectedUninit() be called on failure */
|
---|
| 3418 | setReady (true);
|
---|
| 3419 |
|
---|
| 3420 | /* filePath (required) */
|
---|
| 3421 | Bstr filePath;
|
---|
| 3422 | CFGLDRQueryBSTR (aVMDKNode, "filePath", filePath.asOutParam());
|
---|
| 3423 |
|
---|
| 3424 | rc = setFilePath (filePath);
|
---|
| 3425 | CheckComRCBreakRC (rc);
|
---|
| 3426 |
|
---|
[3411] | 3427 | LogFlowThisFunc (("'%ls'\n", mFilePathFull.raw()));
|
---|
[953] | 3428 |
|
---|
| 3429 | /* load basic settings and children */
|
---|
| 3430 | rc = loadSettings (aHDNode);
|
---|
| 3431 | CheckComRCBreakRC (rc);
|
---|
| 3432 |
|
---|
[1015] | 3433 | if (mType != HardDiskType_WritethroughHardDisk)
|
---|
| 3434 | {
|
---|
| 3435 | rc = setError (E_FAIL,
|
---|
| 3436 | tr ("Currently, non-Writethrough VMDK images are not "
|
---|
| 3437 | "allowed ('%ls')"),
|
---|
| 3438 | toString().raw());
|
---|
| 3439 | break;
|
---|
| 3440 | }
|
---|
| 3441 |
|
---|
[953] | 3442 | mState = Created;
|
---|
| 3443 | mRegistered = TRUE;
|
---|
| 3444 |
|
---|
| 3445 | /* Don't call queryInformation() for registered hard disks to
|
---|
| 3446 | * prevent the calling thread (i.e. the VirtualBox server startup
|
---|
| 3447 | * thread) from an unexpected freeze. The vital mId property (UUID)
|
---|
| 3448 | * is read from the registry file in loadSettings(). To get the rest,
|
---|
| 3449 | * the user will have to call COMGETTER(Accessible) manually. */
|
---|
| 3450 | }
|
---|
| 3451 | while (0);
|
---|
| 3452 |
|
---|
| 3453 | if (FAILED (rc))
|
---|
| 3454 | uninit();
|
---|
| 3455 |
|
---|
| 3456 | return rc;
|
---|
| 3457 | }
|
---|
| 3458 |
|
---|
| 3459 | /**
|
---|
| 3460 | * Initializes the VMDK hard disk object using the given image file name.
|
---|
| 3461 | *
|
---|
| 3462 | * @param aVirtualBox VirtualBox parent.
|
---|
[3038] | 3463 | * @param aParent Currently, must always be @c NULL.
|
---|
| 3464 | * @param aFilePath Path to the image file, or @c NULL to create an
|
---|
| 3465 | * image-less object.
|
---|
| 3466 | * @param aRegistered Whether to mark this disk as registered or not
|
---|
| 3467 | * (ignored when @a aFilePath is @c NULL, assuming @c FALSE)
|
---|
[953] | 3468 | */
|
---|
| 3469 | HRESULT HVMDKImage::init (VirtualBox *aVirtualBox, HardDisk *aParent,
|
---|
| 3470 | const BSTR aFilePath, BOOL aRegistered /* = FALSE */)
|
---|
| 3471 | {
|
---|
[3411] | 3472 | LogFlowThisFunc (("aFilePath='%ls', aRegistered=%d\n", aFilePath, aRegistered));
|
---|
[953] | 3473 |
|
---|
| 3474 | AssertReturn (aParent == NULL, E_FAIL);
|
---|
| 3475 |
|
---|
| 3476 | AutoLock alock (this);
|
---|
| 3477 | ComAssertRet (!isReady(), E_UNEXPECTED);
|
---|
| 3478 |
|
---|
[1015] | 3479 | mStorageType = HardDiskStorageType_VMDKImage;
|
---|
[953] | 3480 |
|
---|
| 3481 | HRESULT rc = S_OK;
|
---|
| 3482 |
|
---|
| 3483 | do
|
---|
| 3484 | {
|
---|
| 3485 | rc = protectedInit (aVirtualBox, aParent);
|
---|
| 3486 | CheckComRCBreakRC (rc);
|
---|
| 3487 |
|
---|
| 3488 | /* set ready to let protectedUninit() be called on failure */
|
---|
| 3489 | setReady (true);
|
---|
| 3490 |
|
---|
| 3491 | rc = setFilePath (aFilePath);
|
---|
| 3492 | CheckComRCBreakRC (rc);
|
---|
| 3493 |
|
---|
[1015] | 3494 | /* currently, all VMDK hard disks are writethrough */
|
---|
| 3495 | mType = HardDiskType_WritethroughHardDisk;
|
---|
| 3496 |
|
---|
[953] | 3497 | Assert (mId.isEmpty());
|
---|
[2358] | 3498 |
|
---|
[953] | 3499 | if (aFilePath && *aFilePath)
|
---|
| 3500 | {
|
---|
| 3501 | mRegistered = aRegistered;
|
---|
| 3502 | mState = Created;
|
---|
| 3503 |
|
---|
| 3504 | /* Call queryInformation() anyway (even if it will block), because
|
---|
| 3505 | * it is the only way to get the UUID of the existing VDI and
|
---|
| 3506 | * initialize the vital mId property. */
|
---|
| 3507 | Bstr errMsg;
|
---|
| 3508 | rc = queryInformation (&errMsg);
|
---|
| 3509 | if (SUCCEEDED (rc))
|
---|
| 3510 | {
|
---|
| 3511 | /* We are constructing a new HVirtualDiskImage object. If there
|
---|
| 3512 | * is a fatal accessibility error (we cannot read image UUID),
|
---|
| 3513 | * we have to fail. We do so even on non-fatal errors as well,
|
---|
| 3514 | * because it's not worth to keep going with the inaccessible
|
---|
| 3515 | * image from the very beginning (when nothing else depends on
|
---|
| 3516 | * it yet). */
|
---|
| 3517 | if (!errMsg.isNull())
|
---|
| 3518 | rc = setErrorBstr (E_FAIL, errMsg);
|
---|
| 3519 | }
|
---|
| 3520 | }
|
---|
| 3521 | else
|
---|
| 3522 | {
|
---|
| 3523 | mRegistered = FALSE;
|
---|
| 3524 | mState = NotCreated;
|
---|
| 3525 | mId.create();
|
---|
| 3526 | }
|
---|
| 3527 | }
|
---|
| 3528 | while (0);
|
---|
| 3529 |
|
---|
| 3530 | if (FAILED (rc))
|
---|
| 3531 | uninit();
|
---|
| 3532 |
|
---|
| 3533 | return rc;
|
---|
| 3534 | }
|
---|
| 3535 |
|
---|
| 3536 | /**
|
---|
| 3537 | * Uninitializes the instance and sets the ready flag to FALSE.
|
---|
| 3538 | * Called either from FinalRelease(), by the parent when it gets destroyed,
|
---|
| 3539 | * or by a third party when it decides this object is no more valid.
|
---|
| 3540 | */
|
---|
| 3541 | void HVMDKImage::uninit()
|
---|
| 3542 | {
|
---|
[3411] | 3543 | LogFlowThisFunc (("\n"));
|
---|
[953] | 3544 |
|
---|
| 3545 | AutoLock alock (this);
|
---|
| 3546 | if (!isReady())
|
---|
| 3547 | return;
|
---|
| 3548 |
|
---|
| 3549 | HardDisk::protectedUninit (alock);
|
---|
| 3550 | }
|
---|
| 3551 |
|
---|
| 3552 | // IHardDisk properties
|
---|
| 3553 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 3554 |
|
---|
| 3555 | STDMETHODIMP HVMDKImage::COMGETTER(Description) (BSTR *aDescription)
|
---|
| 3556 | {
|
---|
| 3557 | if (!aDescription)
|
---|
| 3558 | return E_POINTER;
|
---|
| 3559 |
|
---|
| 3560 | AutoLock alock (this);
|
---|
| 3561 | CHECK_READY();
|
---|
| 3562 |
|
---|
| 3563 | mDescription.cloneTo (aDescription);
|
---|
| 3564 | return S_OK;
|
---|
| 3565 | }
|
---|
| 3566 |
|
---|
| 3567 | STDMETHODIMP HVMDKImage::COMSETTER(Description) (INPTR BSTR aDescription)
|
---|
| 3568 | {
|
---|
| 3569 | AutoLock alock (this);
|
---|
| 3570 | CHECK_READY();
|
---|
| 3571 |
|
---|
| 3572 | CHECK_BUSY_AND_READERS();
|
---|
| 3573 |
|
---|
| 3574 | return E_NOTIMPL;
|
---|
| 3575 |
|
---|
| 3576 | /// @todo (r=dmik) implement
|
---|
[1015] | 3577 | //
|
---|
[953] | 3578 | // if (mState >= Created)
|
---|
| 3579 | // {
|
---|
| 3580 | // int vrc = VDISetImageComment (Utf8Str (mFilePathFull), Utf8Str (aDescription));
|
---|
| 3581 | // if (VBOX_FAILURE (vrc))
|
---|
| 3582 | // return setError (E_FAIL,
|
---|
| 3583 | // tr ("Could not change the description of the VDI hard disk '%ls' "
|
---|
| 3584 | // "(%Vrc)"),
|
---|
| 3585 | // toString().raw(), vrc);
|
---|
| 3586 | // }
|
---|
[1015] | 3587 | //
|
---|
[953] | 3588 | // mDescription = aDescription;
|
---|
| 3589 | // return S_OK;
|
---|
| 3590 | }
|
---|
| 3591 |
|
---|
| 3592 | STDMETHODIMP HVMDKImage::COMGETTER(Size) (ULONG64 *aSize)
|
---|
| 3593 | {
|
---|
| 3594 | if (!aSize)
|
---|
| 3595 | return E_POINTER;
|
---|
| 3596 |
|
---|
| 3597 | AutoLock alock (this);
|
---|
| 3598 | CHECK_READY();
|
---|
| 3599 |
|
---|
[1015] | 3600 | /// @todo (r=dmik) will need this if we add suppord for differencing VMDKs
|
---|
| 3601 | //
|
---|
[953] | 3602 | // /* only a non-differencing image knows the logical size */
|
---|
| 3603 | // if (isDifferencing())
|
---|
| 3604 | // return root()->COMGETTER(Size) (aSize);
|
---|
| 3605 |
|
---|
| 3606 | *aSize = mSize;
|
---|
| 3607 | return S_OK;
|
---|
| 3608 | }
|
---|
| 3609 |
|
---|
| 3610 | STDMETHODIMP HVMDKImage::COMGETTER(ActualSize) (ULONG64 *aActualSize)
|
---|
| 3611 | {
|
---|
| 3612 | if (!aActualSize)
|
---|
| 3613 | return E_POINTER;
|
---|
| 3614 |
|
---|
| 3615 | AutoLock alock (this);
|
---|
| 3616 | CHECK_READY();
|
---|
| 3617 |
|
---|
| 3618 | *aActualSize = mActualSize;
|
---|
| 3619 | return S_OK;
|
---|
| 3620 | }
|
---|
| 3621 |
|
---|
| 3622 | // IVirtualDiskImage properties
|
---|
| 3623 | ////////////////////////////////////////////////////////////////////////////////
|
---|
| 3624 |
|
---|
| 3625 | STDMETHODIMP HVMDKImage::COMGETTER(FilePath) (BSTR *aFilePath)
|
---|
| 3626 | {
|
---|
| 3627 | if (!aFilePath)
|
---|
| 3628 | return E_POINTER;
|
---|
| 3629 |
|
---|
| 3630 | AutoLock alock (this);
|
---|
| 3631 | CHECK_READY();
|
---|
| 3632 |
|
---|
| 3633 | mFilePathFull.cloneTo (aFilePath);
|
---|
| 3634 | return S_OK;
|
---|
| 3635 | }
|
---|
| 3636 |
|
---|
| 3637 | STDMETHODIMP HVMDKImage::COMSETTER(FilePath) (INPTR BSTR aFilePath)
|
---|
| 3638 | {
|
---|
| 3639 | AutoLock alock (this);
|
---|
| 3640 | CHECK_READY();
|
---|
| 3641 |
|
---|
| 3642 | if (mState != NotCreated)
|
---|
| 3643 | return setError (E_ACCESSDENIED,
|
---|
| 3644 | tr ("Cannot change the file path of the existing hard disk '%ls'"),
|
---|
| 3645 | toString().raw());
|
---|
| 3646 |
|
---|
| 3647 | CHECK_BUSY_AND_READERS();
|
---|
| 3648 |
|
---|
| 3649 | /* append the default path if only a name is given */
|
---|
| 3650 | Bstr path = aFilePath;
|
---|
| 3651 | if (aFilePath && *aFilePath)
|
---|
| 3652 | {
|
---|
| 3653 | Utf8Str fp = aFilePath;
|
---|
| 3654 | if (!RTPathHavePath (fp))
|
---|
| 3655 | {
|
---|
| 3656 | AutoReaderLock propsLock (mVirtualBox->systemProperties());
|
---|
| 3657 | path = Utf8StrFmt ("%ls%c%s",
|
---|
| 3658 | mVirtualBox->systemProperties()->defaultVDIFolder().raw(),
|
---|
| 3659 | RTPATH_DELIMITER,
|
---|
| 3660 | fp.raw());
|
---|
| 3661 | }
|
---|
| 3662 | }
|
---|
| 3663 |
|
---|
| 3664 | return setFilePath (path);
|
---|
| 3665 | }
|
---|
| 3666 |
|
---|
| 3667 | STDMETHODIMP HVMDKImage::COMGETTER(Created) (BOOL *aCreated)
|
---|
| 3668 | {
|
---|
| 3669 | if (!aCreated)
|
---|
| 3670 | return E_POINTER;
|
---|
| 3671 |
|
---|
| 3672 | AutoLock alock (this);
|
---|
| 3673 | CHECK_READY();
|
---|
| 3674 |
|
---|
| 3675 | *aCreated = mState >= Created;
|
---|
| 3676 | return S_OK;
|
---|
| 3677 | }
|
---|
| 3678 |
|
---|
| 3679 | // IVMDKImage methods
|
---|
| 3680 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 3681 |
|
---|
| 3682 | STDMETHODIMP HVMDKImage::CreateDynamicImage (ULONG64 aSize, IProgress **aProgress)
|
---|
| 3683 | {
|
---|
| 3684 | if (!aProgress)
|
---|
| 3685 | return E_POINTER;
|
---|
| 3686 |
|
---|
| 3687 | AutoLock alock (this);
|
---|
| 3688 | CHECK_READY();
|
---|
| 3689 |
|
---|
| 3690 | return createImage (aSize, TRUE /* aDynamic */, aProgress);
|
---|
| 3691 | }
|
---|
| 3692 |
|
---|
| 3693 | STDMETHODIMP HVMDKImage::CreateFixedImage (ULONG64 aSize, IProgress **aProgress)
|
---|
| 3694 | {
|
---|
| 3695 | if (!aProgress)
|
---|
| 3696 | return E_POINTER;
|
---|
| 3697 |
|
---|
| 3698 | AutoLock alock (this);
|
---|
| 3699 | CHECK_READY();
|
---|
| 3700 |
|
---|
| 3701 | return createImage (aSize, FALSE /* aDynamic */, aProgress);
|
---|
| 3702 | }
|
---|
| 3703 |
|
---|
| 3704 | STDMETHODIMP HVMDKImage::DeleteImage()
|
---|
| 3705 | {
|
---|
| 3706 | AutoLock alock (this);
|
---|
| 3707 | CHECK_READY();
|
---|
| 3708 | CHECK_BUSY_AND_READERS();
|
---|
| 3709 |
|
---|
[1015] | 3710 | return E_NOTIMPL;
|
---|
[953] | 3711 |
|
---|
[1015] | 3712 | /// @todo (r=dmik) later
|
---|
| 3713 | // We will need to parse the file in order to delete all related delta and
|
---|
| 3714 | // sparse images etc. We may also want to obey the .vmdk.lck file
|
---|
| 3715 | // which is (as far as I understood) created when the VMware VM is
|
---|
| 3716 | // running or saved etc.
|
---|
| 3717 | //
|
---|
| 3718 | // if (mRegistered)
|
---|
| 3719 | // return setError (E_ACCESSDENIED,
|
---|
| 3720 | // tr ("Cannot delete an image of the registered hard disk image '%ls"),
|
---|
| 3721 | // mFilePathFull.raw());
|
---|
| 3722 | // if (mState == NotCreated)
|
---|
| 3723 | // return setError (E_FAIL,
|
---|
| 3724 | // tr ("Hard disk image has been already deleted or never created"));
|
---|
| 3725 | //
|
---|
| 3726 | // int vrc = RTFileDelete (Utf8Str (mFilePathFull));
|
---|
| 3727 | // if (VBOX_FAILURE (vrc))
|
---|
| 3728 | // return setError (E_FAIL, tr ("Could not delete the image file '%ls' (%Vrc)"),
|
---|
| 3729 | // mFilePathFull.raw(), vrc);
|
---|
| 3730 | //
|
---|
| 3731 | // mState = NotCreated;
|
---|
| 3732 | //
|
---|
| 3733 | // /* reset the fields */
|
---|
| 3734 | // mSize = 0;
|
---|
| 3735 | // mActualSize = 0;
|
---|
| 3736 | //
|
---|
| 3737 | // return S_OK;
|
---|
[953] | 3738 | }
|
---|
| 3739 |
|
---|
| 3740 | // public/protected methods for internal purposes only
|
---|
| 3741 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 3742 |
|
---|
| 3743 | /**
|
---|
| 3744 | * Attempts to mark the hard disk as registered.
|
---|
| 3745 | * Only VirtualBox can call this method.
|
---|
| 3746 | */
|
---|
| 3747 | HRESULT HVMDKImage::trySetRegistered (BOOL aRegistered)
|
---|
| 3748 | {
|
---|
| 3749 | AutoLock alock (this);
|
---|
| 3750 | CHECK_READY();
|
---|
| 3751 |
|
---|
| 3752 | if (aRegistered)
|
---|
| 3753 | {
|
---|
| 3754 | if (mState == NotCreated)
|
---|
| 3755 | return setError (E_FAIL,
|
---|
| 3756 | tr ("Image file '%ls' is not yet created for this hard disk"),
|
---|
| 3757 | mFilePathFull.raw());
|
---|
[1015] | 3758 |
|
---|
| 3759 | /// @todo (r=dmik) will need this if we add suppord for differencing VMDKs
|
---|
[953] | 3760 | // if (isDifferencing())
|
---|
| 3761 | // return setError (E_FAIL,
|
---|
| 3762 | // tr ("Hard disk '%ls' is differencing and cannot be unregistered "
|
---|
| 3763 | // "explicitly"),
|
---|
| 3764 | // mFilePathFull.raw());
|
---|
| 3765 | }
|
---|
| 3766 | else
|
---|
| 3767 | {
|
---|
| 3768 | ComAssertRet (mState >= Created, E_FAIL);
|
---|
| 3769 | }
|
---|
| 3770 |
|
---|
| 3771 | return HardDisk::trySetRegistered (aRegistered);
|
---|
| 3772 | }
|
---|
| 3773 |
|
---|
| 3774 | /**
|
---|
| 3775 | * Checks accessibility of this hard disk image only (w/o parents).
|
---|
| 3776 | *
|
---|
| 3777 | * @param aAccessError on output, a null string indicates the hard disk is
|
---|
| 3778 | * accessible, otherwise contains a message describing
|
---|
| 3779 | * the reason of inaccessibility.
|
---|
| 3780 | */
|
---|
| 3781 | HRESULT HVMDKImage::getAccessible (Bstr &aAccessError)
|
---|
| 3782 | {
|
---|
| 3783 | AutoLock alock (this);
|
---|
| 3784 | CHECK_READY();
|
---|
| 3785 |
|
---|
| 3786 | if (mStateCheckSem != NIL_RTSEMEVENTMULTI)
|
---|
| 3787 | {
|
---|
| 3788 | /* An accessibility check in progress on some other thread,
|
---|
| 3789 | * wait for it to finish. */
|
---|
| 3790 |
|
---|
| 3791 | ComAssertRet (mStateCheckWaiters != (ULONG) ~0, E_FAIL);
|
---|
| 3792 | ++ mStateCheckWaiters;
|
---|
| 3793 | alock.leave();
|
---|
[2358] | 3794 |
|
---|
[953] | 3795 | int vrc = RTSemEventMultiWait (mStateCheckSem, RT_INDEFINITE_WAIT);
|
---|
| 3796 |
|
---|
| 3797 | alock.enter();
|
---|
| 3798 | AssertReturn (mStateCheckWaiters != 0, E_FAIL);
|
---|
| 3799 | -- mStateCheckWaiters;
|
---|
| 3800 | if (mStateCheckWaiters == 0)
|
---|
| 3801 | {
|
---|
| 3802 | RTSemEventMultiDestroy (mStateCheckSem);
|
---|
| 3803 | mStateCheckSem = NIL_RTSEMEVENTMULTI;
|
---|
| 3804 | }
|
---|
[2358] | 3805 |
|
---|
[953] | 3806 | AssertRCReturn (vrc, E_FAIL);
|
---|
| 3807 |
|
---|
| 3808 | /* don't touch aAccessError, it has been already set */
|
---|
| 3809 | return S_OK;
|
---|
| 3810 | }
|
---|
| 3811 |
|
---|
| 3812 | /* check the basic accessibility */
|
---|
| 3813 | HRESULT rc = getBaseAccessible (aAccessError, true /* aCheckBusy */);
|
---|
| 3814 | if (FAILED (rc) || !aAccessError.isNull())
|
---|
| 3815 | return rc;
|
---|
| 3816 |
|
---|
| 3817 | if (mState >= Created)
|
---|
| 3818 | {
|
---|
| 3819 | return queryInformation (&aAccessError);
|
---|
| 3820 | }
|
---|
| 3821 |
|
---|
| 3822 | aAccessError = Utf8StrFmt ("Hard disk image '%ls' is not yet created",
|
---|
| 3823 | mFilePathFull.raw());
|
---|
| 3824 | return S_OK;
|
---|
| 3825 | }
|
---|
| 3826 |
|
---|
| 3827 | /**
|
---|
| 3828 | * Saves hard disk settings to the specified storage node and saves
|
---|
| 3829 | * all children to the specified hard disk node
|
---|
| 3830 | *
|
---|
| 3831 | * @param aHDNode <HardDisk> or <DiffHardDisk> node
|
---|
| 3832 | * @param aStorageNode <VirtualDiskImage> node
|
---|
| 3833 | */
|
---|
| 3834 | HRESULT HVMDKImage::saveSettings (CFGNODE aHDNode, CFGNODE aStorageNode)
|
---|
| 3835 | {
|
---|
| 3836 | AssertReturn (aHDNode && aStorageNode, E_FAIL);
|
---|
| 3837 |
|
---|
| 3838 | AutoLock alock (this);
|
---|
| 3839 | CHECK_READY();
|
---|
| 3840 |
|
---|
| 3841 | /* filePath (required) */
|
---|
| 3842 | CFGLDRSetBSTR (aStorageNode, "filePath", mFilePath);
|
---|
| 3843 |
|
---|
| 3844 | /* save basic settings and children */
|
---|
| 3845 | return HardDisk::saveSettings (aHDNode);
|
---|
| 3846 | }
|
---|
| 3847 |
|
---|
| 3848 | /**
|
---|
| 3849 | * Checks if the given change of \a aOldPath to \a aNewPath affects the path
|
---|
| 3850 | * of this hard disk and updates it if necessary to reflect the new location.
|
---|
| 3851 | * Intended to be from HardDisk::updatePaths().
|
---|
| 3852 | *
|
---|
| 3853 | * @param aOldPath old path (full)
|
---|
| 3854 | * @param aNewPath new path (full)
|
---|
| 3855 | *
|
---|
| 3856 | * @note Locks this object for writing.
|
---|
| 3857 | */
|
---|
| 3858 | void HVMDKImage::updatePath (const char *aOldPath, const char *aNewPath)
|
---|
| 3859 | {
|
---|
| 3860 | AssertReturnVoid (aOldPath);
|
---|
| 3861 | AssertReturnVoid (aNewPath);
|
---|
| 3862 |
|
---|
| 3863 | AutoLock alock (this);
|
---|
| 3864 | AssertReturnVoid (isReady());
|
---|
| 3865 |
|
---|
| 3866 | size_t oldPathLen = strlen (aOldPath);
|
---|
| 3867 |
|
---|
| 3868 | Utf8Str path = mFilePathFull;
|
---|
| 3869 | LogFlowThisFunc (("VMDK.fullPath={%s}\n", path.raw()));
|
---|
| 3870 |
|
---|
| 3871 | if (RTPathStartsWith (path, aOldPath))
|
---|
| 3872 | {
|
---|
| 3873 | Utf8Str newPath = Utf8StrFmt ("%s%s", aNewPath,
|
---|
| 3874 | path.raw() + oldPathLen);
|
---|
| 3875 | path = newPath;
|
---|
| 3876 |
|
---|
| 3877 | mVirtualBox->calculateRelativePath (path, path);
|
---|
| 3878 |
|
---|
| 3879 | unconst (mFilePathFull) = newPath;
|
---|
| 3880 | unconst (mFilePath) = path;
|
---|
| 3881 |
|
---|
| 3882 | LogFlowThisFunc (("-> updated: full={%s} short={%s}\n",
|
---|
| 3883 | newPath.raw(), path.raw()));
|
---|
| 3884 | }
|
---|
| 3885 | }
|
---|
| 3886 |
|
---|
| 3887 | /**
|
---|
| 3888 | * Returns the string representation of this hard disk.
|
---|
| 3889 | * When \a aShort is false, returns the full image file path.
|
---|
| 3890 | * Otherwise, returns the image file name only.
|
---|
| 3891 | *
|
---|
| 3892 | * @param aShort if true, a short representation is returned
|
---|
| 3893 | */
|
---|
| 3894 | Bstr HVMDKImage::toString (bool aShort /* = false */)
|
---|
| 3895 | {
|
---|
| 3896 | AutoLock alock (this);
|
---|
| 3897 |
|
---|
| 3898 | if (!aShort)
|
---|
| 3899 | return mFilePathFull;
|
---|
| 3900 | else
|
---|
| 3901 | {
|
---|
| 3902 | Utf8Str fname = mFilePathFull;
|
---|
| 3903 | return RTPathFilename (fname.mutableRaw());
|
---|
| 3904 | }
|
---|
| 3905 | }
|
---|
| 3906 |
|
---|
| 3907 | /**
|
---|
| 3908 | * Creates a clone of this hard disk by storing hard disk data in the given
|
---|
[3411] | 3909 | * VDI file.
|
---|
[953] | 3910 | *
|
---|
[3411] | 3911 | * If the operation fails, @a aDeleteTarget will be set to @c true unless the
|
---|
| 3912 | * failure happened because the target file already existed.
|
---|
| 3913 | *
|
---|
| 3914 | * @param aId UUID to assign to the created image.
|
---|
| 3915 | * @param aTargetPath VDI file where the cloned image is to be to stored.
|
---|
| 3916 | * @param aProgress progress object to run during operation.
|
---|
| 3917 | * @param aDeleteTarget Whether it is recommended to delete target on
|
---|
| 3918 | * failure or not.
|
---|
[953] | 3919 | */
|
---|
| 3920 | HRESULT
|
---|
| 3921 | HVMDKImage::cloneToImage (const Guid &aId, const Utf8Str &aTargetPath,
|
---|
[3411] | 3922 | Progress *aProgress, bool &aDeleteTarget)
|
---|
[953] | 3923 | {
|
---|
| 3924 | ComAssertMsgFailed (("Not implemented"));
|
---|
| 3925 | return E_NOTIMPL;
|
---|
| 3926 |
|
---|
[1015] | 3927 | /// @todo (r=dmik) will need this if we add suppord for differencing VMDKs
|
---|
[953] | 3928 | // Use code from HVirtualDiskImage::cloneToImage as an example.
|
---|
| 3929 | }
|
---|
| 3930 |
|
---|
| 3931 | /**
|
---|
| 3932 | * Creates a new differencing image for this hard disk with the given
|
---|
| 3933 | * VDI file name.
|
---|
| 3934 | *
|
---|
| 3935 | * @param aId UUID to assign to the created image
|
---|
| 3936 | * @param aTargetPath VDI file where to store the created differencing image
|
---|
| 3937 | * @param aProgress progress object to run during operation
|
---|
| 3938 | * (can be NULL)
|
---|
| 3939 | */
|
---|
| 3940 | HRESULT
|
---|
| 3941 | HVMDKImage::createDiffImage (const Guid &aId, const Utf8Str &aTargetPath,
|
---|
| 3942 | Progress *aProgress)
|
---|
| 3943 | {
|
---|
| 3944 | ComAssertMsgFailed (("Not implemented"));
|
---|
| 3945 | return E_NOTIMPL;
|
---|
| 3946 |
|
---|
[1015] | 3947 | /// @todo (r=dmik) will need this if we add suppord for differencing VMDKs
|
---|
[953] | 3948 | // Use code from HVirtualDiskImage::createDiffImage as an example.
|
---|
| 3949 | }
|
---|
| 3950 |
|
---|
| 3951 | // private methods
|
---|
| 3952 | /////////////////////////////////////////////////////////////////////////////
|
---|
| 3953 |
|
---|
| 3954 | /**
|
---|
| 3955 | * Helper to set a new file path.
|
---|
| 3956 | * Resolves a path relatively to the Virtual Box home directory.
|
---|
| 3957 | *
|
---|
| 3958 | * @note
|
---|
| 3959 | * Must be called from under the object's lock!
|
---|
| 3960 | */
|
---|
| 3961 | HRESULT HVMDKImage::setFilePath (const BSTR aFilePath)
|
---|
| 3962 | {
|
---|
| 3963 | if (aFilePath && *aFilePath)
|
---|
| 3964 | {
|
---|
| 3965 | /* get the full file name */
|
---|
| 3966 | char filePathFull [RTPATH_MAX];
|
---|
| 3967 | int vrc = RTPathAbsEx (mVirtualBox->homeDir(), Utf8Str (aFilePath),
|
---|
| 3968 | filePathFull, sizeof (filePathFull));
|
---|
| 3969 | if (VBOX_FAILURE (vrc))
|
---|
| 3970 | return setError (E_FAIL,
|
---|
| 3971 | tr ("Invalid image file path '%ls' (%Vrc)"), aFilePath, vrc);
|
---|
| 3972 |
|
---|
| 3973 | mFilePath = aFilePath;
|
---|
| 3974 | mFilePathFull = filePathFull;
|
---|
| 3975 | }
|
---|
| 3976 | else
|
---|
| 3977 | {
|
---|
| 3978 | mFilePath.setNull();
|
---|
| 3979 | mFilePathFull.setNull();
|
---|
| 3980 | }
|
---|
| 3981 |
|
---|
| 3982 | return S_OK;
|
---|
| 3983 | }
|
---|
| 3984 |
|
---|
| 3985 | /**
|
---|
| 3986 | * Helper to query information about the VDI hard disk.
|
---|
| 3987 | *
|
---|
| 3988 | * @param aAccessError not used when NULL, otherwise see #getAccessible()
|
---|
| 3989 | *
|
---|
| 3990 | * @note Must be called from under the object's lock, only after
|
---|
| 3991 | * CHECK_BUSY_AND_READERS() succeeds.
|
---|
| 3992 | */
|
---|
| 3993 | HRESULT HVMDKImage::queryInformation (Bstr *aAccessError)
|
---|
| 3994 | {
|
---|
| 3995 | AssertReturn (isLockedOnCurrentThread(), E_FAIL);
|
---|
| 3996 |
|
---|
| 3997 | /* create a lock object to completely release it later */
|
---|
| 3998 | AutoLock alock (this);
|
---|
| 3999 |
|
---|
| 4000 | AssertReturn (mStateCheckWaiters == 0, E_FAIL);
|
---|
| 4001 |
|
---|
| 4002 | ComAssertRet (mState >= Created, E_FAIL);
|
---|
| 4003 |
|
---|
| 4004 | HRESULT rc = S_OK;
|
---|
| 4005 | int vrc = VINF_SUCCESS;
|
---|
| 4006 |
|
---|
| 4007 | /* lazily create a semaphore */
|
---|
| 4008 | vrc = RTSemEventMultiCreate (&mStateCheckSem);
|
---|
| 4009 | ComAssertRCRet (vrc, E_FAIL);
|
---|
| 4010 |
|
---|
[1874] | 4011 | /* Reference the disk to prevent any concurrent modifications
|
---|
[2358] | 4012 | * after releasing the lock below (to unblock getters before
|
---|
[1874] | 4013 | * a lengthy operation). */
|
---|
| 4014 | addReader();
|
---|
[953] | 4015 |
|
---|
| 4016 | alock.leave();
|
---|
[2358] | 4017 |
|
---|
[953] | 4018 | /* VBoxVHDD management interface needs to be optimized: we're opening a
|
---|
| 4019 | * file three times in a raw to get three bits of information. */
|
---|
| 4020 |
|
---|
| 4021 | Utf8Str filePath = mFilePathFull;
|
---|
| 4022 | Bstr errMsg;
|
---|
| 4023 |
|
---|
[3317] | 4024 | /* reset any previous error report from VDError() */
|
---|
| 4025 | mLastVDError.setNull();
|
---|
[3038] | 4026 |
|
---|
[953] | 4027 | do
|
---|
| 4028 | {
|
---|
[3038] | 4029 | Guid id, parentId;
|
---|
[1015] | 4030 |
|
---|
[3043] | 4031 | /// @todo changed from VD_OPEN_FLAGS_READONLY to VD_OPEN_FLAGS_NORMAL,
|
---|
| 4032 | /// because otherwise registering a VMDK which so far has no UUID will
|
---|
| 4033 | /// yield a null UUID. It cannot be added to a VMDK opened readonly,
|
---|
| 4034 | /// obviously. This of course changes locking behavior, but for now
|
---|
| 4035 | /// this is acceptable. A better solution needs to be found later.
|
---|
[3317] | 4036 | vrc = VDOpen (mContainer, filePath, VD_OPEN_FLAGS_NORMAL);
|
---|
[3038] | 4037 | if (VBOX_FAILURE (vrc))
|
---|
| 4038 | break;
|
---|
| 4039 |
|
---|
[3317] | 4040 | vrc = VDGetUuid (mContainer, 0, id.ptr());
|
---|
[3038] | 4041 | if (VBOX_FAILURE (vrc))
|
---|
| 4042 | break;
|
---|
[3317] | 4043 | vrc = VDGetParentUuid (mContainer, 0, parentId.ptr());
|
---|
[3038] | 4044 | if (VBOX_FAILURE (vrc))
|
---|
| 4045 | break;
|
---|
| 4046 |
|
---|
| 4047 | if (!mId.isEmpty())
|
---|
| 4048 | {
|
---|
| 4049 | /* check that the actual UUID of the image matches the stored UUID */
|
---|
| 4050 | if (mId != id)
|
---|
| 4051 | {
|
---|
| 4052 | errMsg = Utf8StrFmt (
|
---|
| 4053 | tr ("Actual UUID {%Vuuid} of the hard disk image '%s' doesn't "
|
---|
| 4054 | "match UUID {%Vuuid} stored in the registry"),
|
---|
| 4055 | id.ptr(), filePath.raw(), mId.ptr());
|
---|
| 4056 | break;
|
---|
| 4057 | }
|
---|
| 4058 | }
|
---|
| 4059 | else
|
---|
| 4060 | {
|
---|
| 4061 | /* assgn an UUID read from the image file */
|
---|
| 4062 | mId = id;
|
---|
| 4063 | }
|
---|
| 4064 |
|
---|
| 4065 | if (mParent)
|
---|
| 4066 | {
|
---|
| 4067 | /* check parent UUID */
|
---|
| 4068 | AutoLock parentLock (mParent);
|
---|
| 4069 | if (mParent->id() != parentId)
|
---|
| 4070 | {
|
---|
| 4071 | errMsg = Utf8StrFmt (
|
---|
| 4072 | tr ("UUID {%Vuuid} of the parent image '%ls' stored in "
|
---|
| 4073 | "the hard disk image file '%s' doesn't match "
|
---|
| 4074 | "UUID {%Vuuid} stored in the registry"),
|
---|
| 4075 | parentId.raw(), mParent->toString().raw(),
|
---|
| 4076 | filePath.raw(), mParent->id().raw());
|
---|
| 4077 | break;
|
---|
| 4078 | }
|
---|
| 4079 | }
|
---|
| 4080 | else if (!parentId.isEmpty())
|
---|
| 4081 | {
|
---|
| 4082 | errMsg = Utf8StrFmt (
|
---|
| 4083 | tr ("Hard disk image '%s' is a differencing image that is linked "
|
---|
| 4084 | "to a hard disk with UUID {%Vuuid} and cannot be used "
|
---|
| 4085 | "directly as a base hard disk"),
|
---|
| 4086 | filePath.raw(), parentId.raw());
|
---|
| 4087 | break;
|
---|
| 4088 | }
|
---|
| 4089 |
|
---|
| 4090 | /* get actual file size */
|
---|
| 4091 | /// @todo is there a direct method in RT?
|
---|
| 4092 | {
|
---|
| 4093 | RTFILE file = NIL_RTFILE;
|
---|
| 4094 | vrc = RTFileOpen (&file, filePath, RTFILE_O_READ);
|
---|
| 4095 | if (VBOX_SUCCESS (vrc))
|
---|
| 4096 | {
|
---|
| 4097 | uint64_t size = 0;
|
---|
| 4098 | vrc = RTFileGetSize (file, &size);
|
---|
| 4099 | if (VBOX_SUCCESS (vrc))
|
---|
| 4100 | mActualSize = size;
|
---|
| 4101 | RTFileClose (file);
|
---|
| 4102 | }
|
---|
| 4103 | if (VBOX_FAILURE (vrc))
|
---|
| 4104 | break;
|
---|
| 4105 | }
|
---|
| 4106 |
|
---|
| 4107 | /* query logical size only for non-differencing images */
|
---|
| 4108 | if (!mParent)
|
---|
| 4109 | {
|
---|
[3317] | 4110 | uint64_t size = VDGetSize (mContainer);
|
---|
[3038] | 4111 | /* convert to MBytes */
|
---|
| 4112 | mSize = size / 1024 / 1024;
|
---|
| 4113 | }
|
---|
[953] | 4114 | }
|
---|
| 4115 | while (0);
|
---|
| 4116 |
|
---|
[3317] | 4117 | VDCloseAll (mContainer);
|
---|
[3038] | 4118 |
|
---|
[953] | 4119 | /* enter the lock again */
|
---|
| 4120 | alock.enter();
|
---|
[2358] | 4121 |
|
---|
[1874] | 4122 | /* remove the reference */
|
---|
| 4123 | releaseReader();
|
---|
[2358] | 4124 |
|
---|
[953] | 4125 | if (FAILED (rc) || VBOX_FAILURE (vrc) || !errMsg.isNull())
|
---|
| 4126 | {
|
---|
| 4127 | LogWarningFunc (("'%ls' is not accessible "
|
---|
| 4128 | "(rc=%08X, vrc=%Vrc, errMsg='%ls')\n",
|
---|
| 4129 | mFilePathFull.raw(), rc, vrc, errMsg.raw()));
|
---|
| 4130 |
|
---|
| 4131 | if (aAccessError)
|
---|
| 4132 | {
|
---|
| 4133 | if (!errMsg.isNull())
|
---|
| 4134 | *aAccessError = errMsg;
|
---|
[3317] | 4135 | else if (!mLastVDError.isNull())
|
---|
| 4136 | *aAccessError = mLastVDError;
|
---|
[953] | 4137 | else if (VBOX_FAILURE (vrc))
|
---|
| 4138 | *aAccessError = Utf8StrFmt (
|
---|
| 4139 | tr ("Could not access hard disk image '%ls' (%Vrc)"),
|
---|
| 4140 | mFilePathFull.raw(), vrc);
|
---|
| 4141 | }
|
---|
[2358] | 4142 |
|
---|
[953] | 4143 | /* downgrade to not accessible */
|
---|
| 4144 | mState = Created;
|
---|
| 4145 | }
|
---|
| 4146 | else
|
---|
| 4147 | {
|
---|
| 4148 | if (aAccessError)
|
---|
| 4149 | aAccessError->setNull();
|
---|
| 4150 |
|
---|
| 4151 | mState = Accessible;
|
---|
| 4152 | }
|
---|
[2358] | 4153 |
|
---|
[953] | 4154 | /* inform waiters if there are any */
|
---|
| 4155 | if (mStateCheckWaiters > 0)
|
---|
| 4156 | {
|
---|
| 4157 | RTSemEventMultiSignal (mStateCheckSem);
|
---|
| 4158 | }
|
---|
| 4159 | else
|
---|
| 4160 | {
|
---|
| 4161 | /* delete the semaphore ourselves */
|
---|
| 4162 | RTSemEventMultiDestroy (mStateCheckSem);
|
---|
| 4163 | mStateCheckSem = NIL_RTSEMEVENTMULTI;
|
---|
| 4164 | }
|
---|
| 4165 |
|
---|
[3317] | 4166 | /* cleanup the last error report from VDError() */
|
---|
| 4167 | mLastVDError.setNull();
|
---|
| 4168 |
|
---|
[953] | 4169 | return rc;
|
---|
| 4170 | }
|
---|
| 4171 |
|
---|
| 4172 | /**
|
---|
| 4173 | * Helper to create hard disk images.
|
---|
| 4174 | *
|
---|
| 4175 | * @param aSize size in MB
|
---|
| 4176 | * @param aDynamic dynamic or fixed image
|
---|
| 4177 | * @param aProgress address of IProgress pointer to return
|
---|
| 4178 | */
|
---|
| 4179 | HRESULT HVMDKImage::createImage (ULONG64 aSize, BOOL aDynamic,
|
---|
| 4180 | IProgress **aProgress)
|
---|
| 4181 | {
|
---|
| 4182 | ComAssertMsgFailed (("Not implemented"));
|
---|
| 4183 | return E_NOTIMPL;
|
---|
| 4184 |
|
---|
[1015] | 4185 | /// @todo (r=dmik) later
|
---|
[953] | 4186 | // Use code from HVirtualDiskImage::createImage as an example.
|
---|
| 4187 | }
|
---|
| 4188 |
|
---|
| 4189 | /* static */
|
---|
[3317] | 4190 | DECLCALLBACK(int) HVMDKImage::VDITaskThread (RTTHREAD thread, void *pvUser)
|
---|
[953] | 4191 | {
|
---|
| 4192 | AssertMsgFailed (("Not implemented"));
|
---|
| 4193 | return VERR_GENERAL_FAILURE;
|
---|
| 4194 |
|
---|
[1015] | 4195 | /// @todo (r=dmik) later
|
---|
[3317] | 4196 | // Use code from HVirtualDiskImage::VDITaskThread as an example.
|
---|
[953] | 4197 | }
|
---|
[3317] | 4198 |
|
---|
| 4199 | /* static */
|
---|
| 4200 | DECLCALLBACK(void) HVMDKImage::VDError (void *pvUser, int rc, RT_SRC_POS_DECL,
|
---|
| 4201 | const char *pszFormat, va_list va)
|
---|
| 4202 | {
|
---|
| 4203 | HVMDKImage *that = static_cast <HVMDKImage *> (pvUser);
|
---|
| 4204 | AssertReturnVoid (that != NULL);
|
---|
| 4205 |
|
---|
| 4206 | /// @todo pass the error message to the operation initiator
|
---|
| 4207 | Utf8Str err = Utf8StrFmt (pszFormat, va);
|
---|
| 4208 | if (VBOX_FAILURE (rc))
|
---|
| 4209 | err = Utf8StrFmt ("%s (%Vrc)", err.raw(), rc);
|
---|
| 4210 |
|
---|
| 4211 | if (that->mLastVDError.isNull())
|
---|
| 4212 | that->mLastVDError = err;
|
---|
| 4213 | else
|
---|
| 4214 | that->mLastVDError = Utf8StrFmt
|
---|
| 4215 | ("%s.\n%s", that->mLastVDError.raw(), err.raw());
|
---|
| 4216 | }
|
---|
| 4217 |
|
---|