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