public override SdkResult Resolve(SdkReference sdkReference, SdkResolverContext context, SdkResultFactory factory)
{
string dotnetRoot = null;
string msbuildSdksDir = null;
string netcoreSdkVersion = null;
IDictionary <string, string> propertiesToAdd = null;
IDictionary <string, SdkResultItem> itemsToAdd = null;
List <string> warnings = null;
CachingWorkloadResolver workloadResolver = null;
if (context.State is CachedState priorResult)
{
dotnetRoot = priorResult.DotnetRoot;
msbuildSdksDir = priorResult.MSBuildSdksDir;
netcoreSdkVersion = priorResult.NETCoreSdkVersion;
propertiesToAdd = priorResult.PropertiesToAdd;
workloadResolver = priorResult.WorkloadResolver;
}
if (context.IsRunningInVisualStudio)
{
workloadResolver = _staticWorkloadResolver;
}
if (workloadResolver == null)
{
workloadResolver = new CachingWorkloadResolver();
}
if (msbuildSdksDir == null)
{
dotnetRoot = EnvironmentProvider.GetDotnetExeDirectory(_getEnvironmentVariable);
string globalJsonStartDir = Path.GetDirectoryName(context.SolutionFilePath ?? context.ProjectFilePath);
var resolverResult = _netCoreSdkResolver.ResolveNETCoreSdkDirectory(globalJsonStartDir, context.MSBuildVersion, context.IsRunningInVisualStudio, dotnetRoot);
if (resolverResult.ResolvedSdkDirectory == null)
{
return(Failure(
factory,
Strings.UnableToLocateNETCoreSdk));
}
msbuildSdksDir = Path.Combine(resolverResult.ResolvedSdkDirectory, "Sdks");
netcoreSdkVersion = new DirectoryInfo(resolverResult.ResolvedSdkDirectory).Name;
// These are overrides that are used to force the resolved SDK tasks and targets to come from a given
// base directory and report a given version to msbuild (which may be null if unknown. One key use case
// for this is to test SDK tasks and targets without deploying them inside the .NET Core SDK.
var msbuildSdksDirFromEnv = _getEnvironmentVariable("DOTNET_MSBUILD_SDK_RESOLVER_SDKS_DIR");
var netcoreSdkVersionFromEnv = _getEnvironmentVariable("DOTNET_MSBUILD_SDK_RESOLVER_SDKS_VER");
if (!string.IsNullOrEmpty(msbuildSdksDirFromEnv))
{
msbuildSdksDir = msbuildSdksDirFromEnv;
}
if (!string.IsNullOrEmpty(netcoreSdkVersionFromEnv))
{
netcoreSdkVersion = netcoreSdkVersionFromEnv;
}
if (IsNetCoreSDKSmallerThanTheMinimumVersion(netcoreSdkVersion, sdkReference.MinimumVersion))
{
return(Failure(
factory,
Strings.NETCoreSDKSmallerThanMinimumRequestedVersion,
netcoreSdkVersion,
sdkReference.MinimumVersion));
}
Version minimumMSBuildVersion = _netCoreSdkResolver.GetMinimumMSBuildVersion(resolverResult.ResolvedSdkDirectory);
if (context.MSBuildVersion < minimumMSBuildVersion)
{
return(Failure(
factory,
Strings.MSBuildSmallerThanMinimumVersion,
netcoreSdkVersion,
minimumMSBuildVersion,
context.MSBuildVersion));
}
string minimumVSDefinedSDKVersion = GetMinimumVSDefinedSDKVersion();
if (IsNetCoreSDKSmallerThanTheMinimumVersion(netcoreSdkVersion, minimumVSDefinedSDKVersion))
{
return(Failure(
factory,
Strings.NETCoreSDKSmallerThanMinimumVersionRequiredByVisualStudio,
netcoreSdkVersion,
minimumVSDefinedSDKVersion));
}
if (resolverResult.FailedToResolveSDKSpecifiedInGlobalJson)
{
if (warnings == null)
{
warnings = new List <string>();
}
warnings.Add(Strings.GlobalJsonResolutionFailed);
if (propertiesToAdd == null)
{
propertiesToAdd = new Dictionary <string, string>();
}
propertiesToAdd.Add("SdkResolverHonoredGlobalJson", "false");
propertiesToAdd.Add("SdkResolverGlobalJsonPath", resolverResult.GlobalJsonPath);
}
}
context.State = new CachedState
{
DotnetRoot = dotnetRoot,
MSBuildSdksDir = msbuildSdksDir,
NETCoreSdkVersion = netcoreSdkVersion,
PropertiesToAdd = propertiesToAdd,
WorkloadResolver = workloadResolver
};
// First check if requested SDK resolves to a workload SDK pack
string userProfileDir = CliFolderPathCalculatorCore.GetDotnetUserProfileFolderPath();
var workloadResult = workloadResolver.Resolve(sdkReference.Name, dotnetRoot, netcoreSdkVersion, userProfileDir);
if (workloadResult is not CachingWorkloadResolver.NullResolutionResult)
{
return(workloadResult.ToSdkResult(sdkReference, factory));
}
string msbuildSdkDir = Path.Combine(msbuildSdksDir, sdkReference.Name, "Sdk");
if (!Directory.Exists(msbuildSdkDir))
{
return(Failure(
factory,
Strings.MSBuildSDKDirectoryNotFound,
msbuildSdkDir));
}
return(factory.IndicateSuccess(msbuildSdkDir, netcoreSdkVersion, propertiesToAdd, itemsToAdd, warnings));
}
