Esempio n. 1
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        /// <summary>
        /// Initiates the build process.
        /// </summary>
        /// <param name="baseName">The base name for the VMDK, for example 'foo' to create 'foo.vmdk'.</param>
        /// <returns>A set of one or more logical files that constitute the VMDK.  The first file is
        /// the 'primary' file that is normally attached to VMs.</returns>
        public override DiskImageFileSpecification[] Build(string baseName)
        {
            if (string.IsNullOrEmpty(baseName))
            {
                throw new ArgumentException("Invalid base file name", "baseName");
            }

            if (Content == null)
            {
                throw new InvalidOperationException("No content stream specified");
            }

            if (_diskType != DiskCreateType.Vmfs && _diskType != DiskCreateType.VmfsSparse)
            {
                throw new NotImplementedException("Only Vmfs and VmfsSparse disks implemented");
            }

            List <DiskImageFileSpecification> fileSpecs = new List <DiskImageFileSpecification>();

            Geometry geometry     = Geometry ?? DiskImageFile.DefaultGeometry(Content.Length);
            Geometry biosGeometry = BiosGeometry ?? Geometry.LbaAssistedBiosGeometry(Content.Length);

            DescriptorFile baseDescriptor = DiskImageFile.CreateSimpleDiskDescriptor(geometry, biosGeometry, _diskType, _adapterType);

            if (_diskType == DiskCreateType.Vmfs)
            {
                ExtentDescriptor extent = new ExtentDescriptor(ExtentAccess.ReadWrite, Content.Length / 512, ExtentType.Vmfs, baseName + "-flat.vmdk", 0);
                baseDescriptor.Extents.Add(extent);

                MemoryStream ms = new MemoryStream();
                baseDescriptor.Write(ms);

                fileSpecs.Add(new DiskImageFileSpecification(baseName + ".vmdk", new PassthroughStreamBuilder(ms)));
                fileSpecs.Add(new DiskImageFileSpecification(baseName + "-flat.vmdk", new PassthroughStreamBuilder(Content)));
            }
            else if (_diskType == DiskCreateType.VmfsSparse)
            {
                ExtentDescriptor extent = new ExtentDescriptor(ExtentAccess.ReadWrite, Content.Length / 512, ExtentType.VmfsSparse, baseName + "-sparse.vmdk", 0);
                baseDescriptor.Extents.Add(extent);

                MemoryStream ms = new MemoryStream();
                baseDescriptor.Write(ms);

                fileSpecs.Add(new DiskImageFileSpecification(baseName + ".vmdk", new PassthroughStreamBuilder(ms)));
                fileSpecs.Add(new DiskImageFileSpecification(baseName + "-sparse.vmdk", new VmfsSparseExtentBuilder(Content)));
            }

            return(fileSpecs.ToArray());
        }
Esempio n. 2
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        /// <summary>
        /// Creates a new virtual disk that is a linked clone of an existing disk.
        /// </summary>
        /// <param name="path">The path to the new disk</param>
        /// <param name="type">The type of the new disk</param>
        /// <param name="parent">The disk to clone</param>
        /// <returns>The new virtual disk</returns>
        public static DiskImageFile InitializeDifferencing(string path, DiskCreateType type, string parent)
        {
            if (type != DiskCreateType.MonolithicSparse && type != DiskCreateType.TwoGbMaxExtentSparse && type != DiskCreateType.VmfsSparse)
            {
                throw new ArgumentException("Differencing disks must be sparse", "type");
            }

            using (DiskImageFile parentFile = new DiskImageFile(parent, FileAccess.Read))
            {
                DescriptorFile baseDescriptor = CreateDifferencingDiskDescriptor(type, parentFile, parent);

                FileLocator locator = new LocalFileLocator(Path.GetDirectoryName(path));
                return(DoInitialize(locator, Path.GetFileName(path), parentFile.Capacity, type, baseDescriptor));
            }
        }
Esempio n. 3
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        /// <summary>
        /// Creates a new virtual disk that is a linked clone of an existing disk.
        /// </summary>
        /// <param name="fileSystem">The file system to create the VMDK on</param>
        /// <param name="path">The path to the new disk</param>
        /// <param name="type">The type of the new disk</param>
        /// <param name="parent">The disk to clone</param>
        /// <returns>The new virtual disk</returns>
        public static DiskImageFile InitializeDifferencing(DiscFileSystem fileSystem, string path, DiskCreateType type, string parent)
        {
            if (type != DiskCreateType.MonolithicSparse && type != DiskCreateType.TwoGbMaxExtentSparse && type != DiskCreateType.VmfsSparse)
            {
                throw new ArgumentException("Differencing disks must be sparse", "type");
            }

            string      basePath      = Utilities.GetDirectoryFromPath(path);
            FileLocator locator       = new DiscFileLocator(fileSystem, basePath);
            FileLocator parentLocator = locator.GetRelativeLocator(Utilities.GetDirectoryFromPath(parent));

            using (DiskImageFile parentFile = new DiskImageFile(parentLocator, Utilities.GetFileFromPath(parent), FileAccess.Read))
            {
                DescriptorFile baseDescriptor = CreateDifferencingDiskDescriptor(type, parentFile, parent);

                return(DoInitialize(locator, Utilities.GetFileFromPath(path), parentFile.Capacity, type, baseDescriptor));
            }
        }
Esempio n. 4
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        private static DescriptorFile CreateDifferencingDiskDescriptor(DiskCreateType type, DiskImageFile parent, string parentPath)
        {
            DescriptorFile baseDescriptor = new DescriptorFile();

            baseDescriptor.ContentId          = (uint)_rng.Next();
            baseDescriptor.ParentContentId    = parent.ContentId;
            baseDescriptor.ParentFileNameHint = parentPath;
            baseDescriptor.CreateType         = type;
            return(baseDescriptor);
        }
Esempio n. 5
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 internal Disk(DiskImageFile file, Ownership ownsStream)
 {
     _files = new List <AlIO.Tuple <VirtualDiskLayer, Ownership> >();
     _files.Add(new AlIO.Tuple <VirtualDiskLayer, Ownership>(file, ownsStream));
     ResolveFileChain();
 }
Esempio n. 6
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 internal static Disk Initialize(FileLocator fileLocator, string path, DiskParameters parameters)
 {
     return(new Disk(DiskImageFile.Initialize(fileLocator, path, parameters), Ownership.Dispose));
 }
Esempio n. 7
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 /// <summary>
 /// Creates a new virtual disk as a thin clone of an existing disk.
 /// </summary>
 /// <param name="fileSystem">The file system to contain the disk</param>
 /// <param name="path">The path to the new disk.</param>
 /// <param name="type">The type of disk to create</param>
 /// <param name="parentPath">The path to the parent disk.</param>
 /// <returns>The new disk.</returns>
 public static Disk InitializeDifferencing(DiscFileSystem fileSystem, string path, DiskCreateType type, string parentPath)
 {
     return(new Disk(DiskImageFile.InitializeDifferencing(fileSystem, path, type, parentPath), Ownership.Dispose));
 }
Esempio n. 8
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 /// <summary>
 /// Creates a new virtual disk at the specified location on a file system.
 /// </summary>
 /// <param name="fileSystem">The file system to contain the disk</param>
 /// <param name="path">The file system path to the disk</param>
 /// <param name="capacity">The desired capacity of the new disk</param>
 /// <param name="type">The type of virtual disk to create</param>
 /// <param name="adapterType">The type of virtual disk adapter</param>
 /// <returns>The newly created disk image</returns>
 public static Disk Initialize(DiscFileSystem fileSystem, string path, long capacity, DiskCreateType type, DiskAdapterType adapterType)
 {
     return(new Disk(DiskImageFile.Initialize(fileSystem, path, capacity, type, adapterType), Ownership.Dispose));
 }
Esempio n. 9
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 /// <summary>
 /// Creates a new virtual disk at the specified path.
 /// </summary>
 /// <param name="path">The name of the VMDK to create.</param>
 /// <param name="capacity">The desired capacity of the new disk</param>
 /// <param name="geometry">The desired geometry of the new disk, or <c>null</c> for default</param>
 /// <param name="type">The type of virtual disk to create</param>
 /// <param name="adapterType">The type of virtual disk adapter</param>
 /// <returns>The newly created disk image</returns>
 public static Disk Initialize(string path, long capacity, Geometry geometry, DiskCreateType type, DiskAdapterType adapterType)
 {
     return(new Disk(DiskImageFile.Initialize(path, capacity, geometry, type, adapterType), Ownership.Dispose));
 }
Esempio n. 10
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 /// <summary>
 /// Creates a new virtual disk at the specified path.
 /// </summary>
 /// <param name="path">The name of the VMDK to create.</param>
 /// <param name="parameters">The desired parameters for the new disk.</param>
 /// <returns>The newly created disk image</returns>
 public static Disk Initialize(string path, DiskParameters parameters)
 {
     return(new Disk(DiskImageFile.Initialize(path, parameters), Ownership.Dispose));
 }