mirror of https://github.com/dahall/Vanara.git
587 lines
16 KiB
C#
587 lines
16 KiB
C#
using NUnit.Framework;
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using System;
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using System.IO;
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using System.Linq;
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using System.Security.AccessControl;
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using System.Threading;
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using System.Threading.Tasks;
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using Vanara.InteropServices;
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using Vanara.PInvoke.Tests;
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using static Vanara.PInvoke.Kernel32;
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using static Vanara.PInvoke.VirtDisk;
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namespace Vanara.IO.Tests
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{
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[TestFixture]
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public class VirtualDiskTests
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{
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private static readonly string badfn = TestCaseSources.TempDirWhack + "TestInvalid.vhdx";
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private static readonly string fn = TestCaseSources.VirtualDisk;
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private static readonly string tmpcfn = TestCaseSources.TempDirWhack + "TestVHD - Diff.vhd";
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private static readonly string tmpfn = TestCaseSources.TempDirWhack + "TestVHD.vhd";
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[Test]
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public async Task CompactAsync1Test()
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{
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using var vhd = VirtualDisk.Open(fn, false);
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var rpt = new Reporter();
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rpt.NewVal += (o, e) => TestContext.WriteLine($"{DateTime.Now:o} NewVal={e}");
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var res = await vhd.CompactAsync(default, rpt);
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Assert.That(res);
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Assert.That(rpt.lastVal, Is.EqualTo(100));
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}
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[Test]
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public async Task CompactAsync2Test()
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{
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using var vhd = VirtualDisk.Open(fn, false);
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var rpt = new Reporter();
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rpt.NewVal += (o, e) => TestContext.WriteLine($"{DateTime.Now:o} NewVal={e}");
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await vhd.CompactAsync(VirtualDisk.CompactionMode.Full, default, rpt);
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Assert.That(rpt.lastVal, Is.EqualTo(100));
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}
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[Test]
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public void CompactTest()
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{
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using var vhd = VirtualDisk.Open(fn, false);
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Assert.That(() => vhd.Compact(), Throws.Nothing);
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}
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[Test]
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public async Task ConvertTest()
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{
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try
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{
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var rpt = new Reporter();
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rpt.NewVal += (o, e) => TestContext.WriteLine($"{DateTime.Now:o} NewVal={e}");
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await VirtualDisk.ConvertAsync(fn, VirtualDisk.DeviceType.Vhd, default, rpt);
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Assert.That(rpt.lastVal, Is.EqualTo(100));
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}
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finally
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{
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var fn2 = fn.TrimEnd('x');
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while (File.Exists(fn2))
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{
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try { File.Delete(fn2); } catch { Thread.Sleep(500); }
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}
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}
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}
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[Test]
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public void CreateDiffTest()
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{
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const int sz = 0x03010400;
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try
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{
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using var vhdp = VirtualDisk.Create(tmpfn, sz);
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using var vhd = VirtualDisk.CreateDifferencing(tmpcfn, tmpfn);
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Assert.That(File.Exists(tmpcfn));
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Assert.That(File.Exists(tmpfn));
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Assert.That(File.Exists(tmpfn));
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Assert.That(vhd.Attached, Is.False);
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Assert.That(vhd.BlockSize, Is.EqualTo(0x200000));
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Assert.That(vhd.DiskType, Is.EqualTo(VirtualDisk.DeviceType.Vhd));
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Assert.That(vhd.FragmentationPercentage, Is.Null); // must be non-differencing
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Assert.That(vhd.Identifier, Is.Not.EqualTo(Guid.Empty));
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Assert.That(vhd.ImagePath, Is.EqualTo(tmpcfn));
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Assert.That(vhd.Is4kAligned);
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Assert.That(vhd.IsChild, Is.True);
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Assert.That(vhd.IsLoaded, Is.False);
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Assert.That(vhd.IsRemote, Is.False);
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Assert.That(vhd.LogicalSectorSize, Is.EqualTo(0x200));
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Assert.That(vhd.MostRecentId, Is.Null.Or.Empty);
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Assert.That(vhd.NewerChanges, Is.False);
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Assert.That(vhd.ParentBackingStore, Is.EqualTo(tmpfn)); // must be differencing
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Assert.That(vhd.ParentIdentifier, Is.Not.Null); // must be differencing
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Assert.That(vhd.ParentPaths, Is.Not.Null.And.Length.EqualTo(1)); // must be differencing
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Assert.That(vhd.ParentTimeStamp, Is.Not.Null); // must be differencing
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Assert.That(vhd.PhysicalPath, Is.Null); // must be attached
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Assert.That(vhd.PhysicalSectorSize, Is.EqualTo(0x200));
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Assert.That(vhd.PhysicalSize, Is.LessThan(sz));
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Assert.That(vhd.ProviderSubtype, Is.EqualTo(VirtualDisk.Subtype.Differencing));
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Assert.That(vhd.ResilientChangeTrackingEnabled, Is.False);
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Assert.That(vhd.SectorSize, Is.EqualTo(0x200));
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Assert.That(vhd.SmallestSafeVirtualSize, Is.Null); // must have file system
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Assert.That(vhd.VendorId, Is.Not.EqualTo(Guid.Empty));
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Assert.That(vhd.VhdPhysicalSectorSize, Is.EqualTo(0x200));
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Assert.That(vhd.VirtualDiskId, Is.Not.EqualTo(Guid.Empty));
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Assert.That(vhd.VirtualSize, Is.EqualTo(sz));
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}
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finally
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{
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File.Delete(tmpcfn);
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File.Delete(tmpfn);
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}
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}
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[Test]
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public void CreateDynPropTest()
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{
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const int sz = 0x03010200;
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try
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{
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using var vhd = VirtualDisk.Create(tmpfn, sz);
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//vhd.Attach(true);
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Assert.That(File.Exists(tmpfn));
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Assert.That(vhd.Attached, Is.False);
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Assert.That(vhd.BlockSize, Is.GreaterThan(0));
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Assert.That(vhd.DiskType, Is.EqualTo(VirtualDisk.DeviceType.Vhd));
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Assert.That(vhd.ResilientChangeTrackingEnabled, Is.False);
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Assert.That(vhd.FragmentationPercentage, Is.Zero);
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Assert.That(vhd.Identifier, Is.Not.EqualTo(Guid.Empty));
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Assert.That(vhd.Is4kAligned);
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Assert.That(vhd.IsLoaded, Is.False);
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Assert.That(vhd.IsRemote, Is.False);
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Assert.That(vhd.LogicalSectorSize, Is.EqualTo(0x200));
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Assert.That(vhd.MostRecentId, Is.Null.Or.Empty);
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Assert.That(vhd.NewerChanges, Is.False);
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Assert.That(vhd.ParentBackingStore, Is.Null); // must be attached
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Assert.That(vhd.PhysicalSectorSize, Is.EqualTo(0x200));
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Assert.That(vhd.ParentIdentifier, Is.Null); // must be differencing
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Assert.That(vhd.ParentPaths, Is.Null); // must be differencing
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Assert.That(vhd.ParentTimeStamp, Is.Null); // must be differencing
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Assert.That(vhd.PhysicalPath, Is.Null); // must be attached
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Assert.That(vhd.PhysicalSectorSize, Is.EqualTo(0x200));
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Assert.That(vhd.PhysicalSize, Is.LessThan(sz));
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Assert.That(vhd.ProviderSubtype, Is.EqualTo(VirtualDisk.Subtype.Dynamic));
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Assert.That(vhd.SectorSize, Is.EqualTo(0x200));
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Assert.That(vhd.SmallestSafeVirtualSize, Is.Null); // must have file system
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Assert.That(vhd.VendorId, Is.Not.EqualTo(Guid.Empty));
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Assert.That(vhd.VhdPhysicalSectorSize, Is.EqualTo(0x200));
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Assert.That(vhd.VirtualDiskId, Is.Not.EqualTo(Guid.Empty));
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Assert.That(vhd.VirtualSize, Is.EqualTo(sz));
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}
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finally
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{
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File.Delete(tmpfn);
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}
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}
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[Test]
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public void CreateFixedPropTest()
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{
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const int sz = 0x03010400;
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try
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{
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using var vhd = VirtualDisk.Create(tmpfn, sz, false, null);
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Assert.That(File.Exists(tmpfn));
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Assert.That(vhd.PhysicalSize, Is.GreaterThanOrEqualTo(sz));
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Assert.That(vhd.ProviderSubtype, Is.EqualTo(VirtualDisk.Subtype.Fixed));
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Assert.That(vhd.VirtualSize, Is.EqualTo(sz));
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}
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finally
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{
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File.Delete(tmpfn);
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}
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}
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[Test]
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public async Task CreateFromSourceAsyncTest()
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{
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VirtualDisk vd = null;
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try
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{
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var rpt = new Reporter();
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rpt.NewVal += (o, e) => TestContext.WriteLine($"{DateTime.Now:o} NewVal={e}");
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vd = await VirtualDisk.CreateFromSourceAsync(tmpfn, fn, default, rpt);
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Assert.That(rpt.lastVal, Is.EqualTo(100));
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Assert.That(File.Exists(tmpfn));
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TestContext.WriteLine($"New file sz: {new FileInfo(tmpfn).Length}");
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}
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finally
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{
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vd?.Close();
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try { File.Delete(tmpfn); } catch { }
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}
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}
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[Test]
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public void CreateFromSourceTest()
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{
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try
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{
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using var vhd = VirtualDisk.CreateFromSource(tmpfn, fn);
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Assert.That(File.Exists(tmpfn));
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vhd.Close();
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}
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finally
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{
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File.Delete(tmpfn);
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}
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}
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[Test]
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public void ExpandTest()
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{
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const int sz = 0x810400;
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try
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{
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using var vhd = VirtualDisk.Create(tmpfn, sz, true, null);
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Assert.That(File.Exists(tmpfn));
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Assert.That(vhd.VirtualSize, Is.EqualTo(sz));
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vhd.Expand(sz * 2);
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Assert.That(vhd.VirtualSize, Is.EqualTo(sz * 2));
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}
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finally
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{
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File.Delete(tmpfn);
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}
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}
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[Test]
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public void GetAllAttachedVirtualDiskPathsTest()
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{
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Assert.That(() => VirtualDisk.GetAllAttachedVirtualDiskPaths(), Throws.Nothing);
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using var vhd = VirtualDisk.Open(fn, true);
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vhd.Attach();
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Assert.That(VirtualDisk.GetAllAttachedVirtualDiskPaths(), Has.Some.EqualTo(fn));
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}
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[Test]
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public void GetSetMetadataTest()
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{
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const int sz = 0x03010200;
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var lfn = tmpfn + "x";
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try
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{
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using var vhd = VirtualDisk.Create(lfn, sz);
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var count = 0;
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Assert.That(() => count = vhd.Metadata.Count, Throws.Nothing);
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// Try get and set
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var guid = Guid.NewGuid();
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Assert.That(() => vhd.Metadata.Add(guid, new SafeCoTaskMemHandle("Testing")), Throws.Nothing);
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Assert.That(vhd.Metadata.Count, Is.EqualTo(count + 1));
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Assert.That(vhd.Metadata.ContainsKey(Guid.NewGuid()), Is.False);
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Assert.That(vhd.Metadata.TryGetValue(guid, out SafeCoTaskMemHandle mem), Is.True);
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Assert.That(mem.ToString(-1), Is.EqualTo("Testing"));
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// Try enumerate and get
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foreach (System.Collections.Generic.KeyValuePair<Guid, SafeCoTaskMemHandle> mkv in vhd.Metadata)
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{
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Assert.That(mkv.Key, Is.Not.EqualTo(Guid.Empty));
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Assert.That(mkv.Value.Size, Is.Not.Zero);
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TestContext.WriteLine($"{mkv.Key}={mkv.Value.Size}b:{mkv.Value.ToString(-1)}");
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}
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// Try remove
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Assert.That(vhd.Metadata.Remove(guid), Is.True);
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Assert.That(vhd.Metadata.TryGetValue(guid, out mem), Is.False);
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Assert.That(vhd.Metadata.Count, Is.EqualTo(count));
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}
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finally
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{
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File.Delete(lfn);
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}
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}
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[Test]
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public void GetSetPropTest()
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{
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const int sz = 0x03010200;
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var lfn = tmpfn + "x";
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try
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{
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using var vhd = VirtualDisk.Create(lfn, sz);
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var b = vhd.ResilientChangeTrackingEnabled;
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Assert.That(() => vhd.ResilientChangeTrackingEnabled = !b, Throws.Nothing);
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Assert.AreEqual(!b, vhd.ResilientChangeTrackingEnabled);
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}
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finally
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{
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File.Delete(lfn);
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}
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}
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[Test]
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public async Task GetVHDSetInformationTestAsync()
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{
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var newfn = tmpfn + "s";
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try
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{
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using VirtualDisk vhd = await MakeSet();
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VirtualDiskSetInformation si = default;
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Assert.That(() => si = vhd.GetVHDSetInformation(), Throws.Nothing);
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Assert.That(si?.Path, Is.Not.Null);
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vhd.Close();
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foreach (FileInfo a in si.AllPaths.Select(s => new FileInfo(Path.Combine(Path.GetDirectoryName(newfn), s))).OrderByDescending(f => f.CreationTime))
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//await VirtualDisk.MergeAsync(a.FullName, newfn);
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File.Delete(a.FullName);
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}
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finally
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{
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File.Delete(newfn);
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}
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}
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private async Task<VirtualDisk> MakeSet()
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{
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var newfn = tmpfn + "x";
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File.Copy(fn, newfn);
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try
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{
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await VirtualDisk.ConvertToVHDSetAsync(newfn);
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Assert.That(File.Exists(tmpfn + "s"));
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return VirtualDisk.Open(tmpfn + "s", false);
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}
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finally
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{
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File.Delete(newfn);
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}
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}
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[Test]
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public void MergeTest()
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{
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const int sz = 0x03010400;
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try
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{
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using (var vhdp = VirtualDisk.Create(tmpfn, sz))
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Assert.That(File.Exists(tmpfn));
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using var vhd = VirtualDisk.CreateDifferencing(tmpcfn, tmpfn);
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Assert.That(File.Exists(tmpcfn));
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vhd.Merge(1, 2);
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}
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finally
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{
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File.Delete(tmpcfn);
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File.Delete(tmpfn);
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}
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}
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[Test]
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public void MergeWithParentTest()
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{
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const int sz = 0x03010400;
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try
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{
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using (var vhdp = VirtualDisk.Create(tmpfn, sz))
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Assert.That(File.Exists(tmpfn));
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using var vhd = VirtualDisk.CreateDifferencing(tmpcfn, tmpfn);
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Assert.That(File.Exists(tmpcfn));
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vhd.MergeWithParent();
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}
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finally
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{
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File.Delete(tmpcfn);
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File.Delete(tmpfn);
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}
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}
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[Test]
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public void MirrorTestAsync()
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{
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var mvhd = TestCaseSources.TempDirWhack + "mirror.vhdx";
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using (var vhd = VirtualDisk.Open(fn, true))
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{
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vhd.MirrorAsync(mvhd).Wait();
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Assert.That(File.Exists(mvhd));
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vhd.BreakMirror();
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}
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Task.Delay(500);
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File.Delete(mvhd);
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}
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[Test]
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public void OpenAttachRawTest()
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{
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try
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{
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var param = new OPEN_VIRTUAL_DISK_PARAMETERS(false);
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using var vhd = VirtualDisk.Open(fn, OPEN_VIRTUAL_DISK_FLAG.OPEN_VIRTUAL_DISK_FLAG_NONE, param, VIRTUAL_DISK_ACCESS_MASK.VIRTUAL_DISK_ACCESS_NONE);
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Assert.That(vhd.Attached, Is.False);
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ATTACH_VIRTUAL_DISK_FLAG flags = ATTACH_VIRTUAL_DISK_FLAG.ATTACH_VIRTUAL_DISK_FLAG_READ_ONLY | ATTACH_VIRTUAL_DISK_FLAG.ATTACH_VIRTUAL_DISK_FLAG_NO_SECURITY_DESCRIPTOR;
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vhd.Attach(flags);
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Assert.That(vhd.Attached, Is.True);
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vhd.Detach();
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Assert.That(vhd.Attached, Is.False);
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}
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finally
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{
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}
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}
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[Test]
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public void OpenAttachTest()
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{
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using var vhd = VirtualDisk.Open(fn, true);
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Assert.That(vhd.Attached, Is.False);
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var beforeDrives = GetLogicalDrives();
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vhd.Attach("T:\\", true, true, GetWorldFullFileSecurity());
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Assert.That(vhd.Attached, Is.True);
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Assert.That(beforeDrives, Is.Not.EqualTo(GetLogicalDrives()));
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TestContext.WriteLine(vhd.PhysicalPath);
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TestContext.WriteLine(vhd.VolumeGuidPath);
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TestContext.WriteLine(vhd.VolumeMountPoint);
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Assert.That(vhd.PhysicalPath, Is.Not.Null); // must be attached
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vhd.Detach();
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Assert.That(vhd.Attached, Is.False);
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vhd.Attach(true, true, true);
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Assert.That(vhd.Attached, Is.True);
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Assert.That(beforeDrives, Is.EqualTo(GetLogicalDrives()));
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vhd.Close();
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Assert.That(vhd.Attached, Is.False);
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}
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/*[Test]
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public void SetSnapshotInformationAsyncTest()
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{
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var vhd = MakeSet().Result;
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var newfn = vhd.ImagePath;
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vhd.Dispose();
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try
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{
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VirtualDisk.SetSnapshotInformationAsync(new VirtualDiskSnapshotInformation(newfn, Guid.NewGuid())).Wait();
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}
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finally
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{
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File.Delete(newfn);
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}
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}*/
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// [Test] Don't know how to create a file that shows query changes
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public void QueryChangesTest()
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{
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using var vhd = MakeSet().Result;
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var newfn = vhd.ImagePath;
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try
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{
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vhd.ResilientChangeTrackingEnabled = true;
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vhd.TakeSnapshot(Guid.NewGuid(), true);
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QUERY_CHANGES_VIRTUAL_DISK_RANGE[] chgs = vhd.QueryChanges("rctX:e59e6991:208a:44d9:ae6a:2f14351d792f:00000000");
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}
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finally
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{
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vhd.Dispose();
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File.Delete(newfn);
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}
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}
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[Test]
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public async Task ResizeAsync1Test()
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{
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using var vhd = VirtualDisk.Open(fn, false);
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var rpt = new Reporter();
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rpt.NewVal += (o, e) => TestContext.WriteLine($"{DateTime.Now:o} NewVal={e}");
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var res = await vhd.ResizeAsync(vhd.VirtualSize + 1024, default, rpt);
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Assert.That(res);
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Assert.That(rpt.lastVal, Is.EqualTo(100));
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}
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[Test]
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public void ResizeTest()
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{
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const int sz = 0x810400;
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try
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{
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using var vhd = VirtualDisk.Create(tmpfn, sz, true, null);
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Assert.That(File.Exists(tmpfn));
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Assert.That(vhd.VirtualSize, Is.EqualTo(sz));
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vhd.Resize(sz * 2);
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|
Assert.That(vhd.VirtualSize, Is.EqualTo(sz * 2));
|
|
}
|
|
finally
|
|
{
|
|
File.Delete(tmpfn);
|
|
}
|
|
}
|
|
|
|
[Test]
|
|
public async Task SnapshotTest()
|
|
{
|
|
VirtualDisk vhd = await MakeSet();
|
|
var newfn = vhd.ImagePath;
|
|
try
|
|
{
|
|
var id = Guid.NewGuid();
|
|
vhd.TakeSnapshot(id);
|
|
vhd.DeleteSnapshot(id);
|
|
}
|
|
finally
|
|
{
|
|
vhd?.Dispose();
|
|
File.Delete(newfn);
|
|
}
|
|
}
|
|
|
|
/*[Test]
|
|
public void GetSnapshotInformationTest()
|
|
{
|
|
var vhd = MakeSet().Result;
|
|
var newfn = vhd.ImagePath;
|
|
try
|
|
{
|
|
var id = Guid.NewGuid();
|
|
vhd.TakeSnapshot(id);
|
|
vhd.Dispose();
|
|
vhd = null;
|
|
var si = VirtualDisk.GetSnapshotInformation(newfn, id);
|
|
Assert.That(si.FilePath, Is.Not.Null);
|
|
}
|
|
finally
|
|
{
|
|
vhd?.Dispose();
|
|
File.Delete(newfn);
|
|
}
|
|
}*/
|
|
|
|
[Test]
|
|
public void UnsafeResizeTest()
|
|
{
|
|
const int sz = 0x810400;
|
|
try
|
|
{
|
|
using var vhd = VirtualDisk.Create(tmpfn, sz * 2, true, null);
|
|
Assert.That(File.Exists(tmpfn));
|
|
Assert.That(vhd.VirtualSize, Is.EqualTo(sz * 2));
|
|
Assert.That(() => vhd.UnsafeResize(sz), Throws.Exception);
|
|
}
|
|
finally
|
|
{
|
|
File.Delete(tmpfn);
|
|
}
|
|
}
|
|
|
|
[Test]
|
|
public async Task ValidateTest()
|
|
{
|
|
var rpt = new Reporter();
|
|
rpt.NewVal += (o, e) => TestContext.WriteLine($"{DateTime.Now:o} NewVal={e}");
|
|
var res = await VirtualDisk.ValidateAsync(fn, CancellationToken.None, rpt);
|
|
Assert.That(rpt.lastVal, Is.EqualTo(100));
|
|
Assert.That(res);
|
|
|
|
res = await VirtualDisk.ValidateAsync(badfn, CancellationToken.None, rpt);
|
|
Assert.That(!res);
|
|
}
|
|
|
|
[Test]
|
|
public void ValidatePersistentReservationSupportTest()
|
|
{
|
|
Assert.That(VirtualDisk.ValidatePersistentReservationSupport(fn), Is.False);
|
|
}
|
|
|
|
private static FileSecurity GetFileSecurity(string sddl)
|
|
{
|
|
var sd = new FileSecurity();
|
|
sd.SetSecurityDescriptorSddlForm(sddl);
|
|
return sd;
|
|
}
|
|
|
|
private static FileSecurity GetWorldFullFileSecurity() => GetFileSecurity("O:BAG:BAD:(A;;GA;;;WD)");
|
|
|
|
private class Reporter : IProgress<int>
|
|
{
|
|
public event EventHandler<int> NewVal;
|
|
|
|
public int lastVal { get; private set; }
|
|
|
|
public void Report(int value)
|
|
{
|
|
lastVal = value;
|
|
NewVal?.Invoke(this, value);
|
|
}
|
|
}
|
|
}
|
|
} |