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Merge pull request #6993 from mmitche/generate-checksums-using-new-arcade-task

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Generate checksums using new arcade task
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Daniel Plaisted 2020-03-31 14:10:07 -07:00 committed by GitHub
commit 30b2fc31c2
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3 changed files with 1 additions and 68 deletions
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66
src/core-sdk-tasks/GenerateChecksums.cs
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@ -1,66 +0,0 @@
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using Microsoft.Build.Framework;
using Microsoft.Build.Utilities;
using System;
using System.IO;
using System.Security.Cryptography;
namespace Microsoft.DotNet.Build.Tasks
{
public class GenerateChecksums : Task
{
/// <summary>
/// An item collection of files for which to generate checksums. Each item must have metadata
/// 'DestinationPath' that specifies the path of the checksum file to create.
/// </summary>
[Required]
public ITaskItem[] Items { get; set; }
public override bool Execute()
{
foreach (ITaskItem item in Items)
{
try
{
string destinationPath = item.GetMetadata("DestinationPath");
if (string.IsNullOrEmpty(destinationPath))
{
throw new Exception($"Metadata 'DestinationPath' is missing for item '{item.ItemSpec}'.");
}
if (!File.Exists(item.ItemSpec))
{
throw new Exception($"The file '{item.ItemSpec}' does not exist.");
}
Log.LogMessage(
MessageImportance.High,
"Generating checksum for '{0}' into '{1}'...",
item.ItemSpec,
destinationPath);
using (FileStream stream = File.OpenRead(item.ItemSpec))
{
HashAlgorithm hashAlgorithm = SHA512.Create();
byte[] hash = hashAlgorithm.ComputeHash(stream);
string checksum = BitConverter.ToString(hash).Replace("-", string.Empty);
File.WriteAllText(destinationPath, checksum);
}
}
catch (Exception e)
{
// We have 2 log calls because we want a nice error message but we also want to capture the
// callstack in the log.
Log.LogError("An exception occurred while trying to generate a checksum for '{0}'.", item.ItemSpec);
Log.LogMessage(MessageImportance.Low, e.ToString());
return false;
}
}
return true;
}
}
}

1
src/redist/targets/BuildCoreSdkTasks.targets
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@ -37,7 +37,6 @@
<UsingTask TaskName="AddMetadataIsPE" AssemblyFile="$(CoreSdkTaskDll)"/>
<UsingTask TaskName="Crossgen" AssemblyFile="$(CoreSdkTaskDll)"/>
<UsingTask TaskName="CopyBlobsToLatest" AssemblyFile="$(CoreSdkTaskDll)"/>
<UsingTask TaskName="GenerateChecksums" AssemblyFile="$(CoreSdkTaskDll)"/>
<UsingTask TaskName="GetRuntimePackRids" AssemblyFile="$(CoreSdkTaskDll)"/>
<UsingTask TaskName="GenerateMSBuildExtensionsSWR" AssemblyFile="$(CoreSdkTaskDll)"/>
<UsingTask TaskName="GetLinuxNativeInstallerDependencyVersions" AssemblyFile="$(CoreSdkTaskDll)"/>

2
src/redist/targets/Checksum.targets
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@ -1,6 +1,6 @@
<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Target Name="GenerateChecksums"
<Target Name="GenerateArtifactChecksums"
DependsOnTargets="InitializeChecksumItemGroup;"
AfterTargets="GenerateInstallers"
Inputs="@(ArtifactsForGeneratingChecksums)"