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Fixing error where lock could not be taken on build folder

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This commit is contained in:
Jonathan Miller 2016-04-29 14:05:41 -07:00
parent 19ec330c20
commit 3e690cbbf6
2 changed files with 17 additions and 1 deletions
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4
scripts/dotnet-cli-build/PublishTargets.cs
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@ -60,7 +60,9 @@ namespace Microsoft.DotNet.Cli.Build
{
string targetContainer = $"{Channel}/Binaries/Latest/";
string targetVersionFile = $"{targetContainer}{CliNuGetVersion}";
string leaseId = AzurePublisherTool.AcquireLeaseOnBlob(targetContainer);
string semaphoreBlob = $"{Channel}/Binaries/publishSemaphore";
AzurePublisherTool.CreateBlobIfNotExists(semaphoreBlob);
string leaseId = AzurePublisherTool.AcquireLeaseOnBlob(semaphoreBlob);
// Prevent race conditions by dropping a version hint of what version this is. If we see this file
// and it is the same as our version then we know that a race happened where two+ builds finished

14
scripts/dotnet-cli-build/Publishing/AzurePublisher.cs
View file

@ -125,6 +125,20 @@ namespace Microsoft.DotNet.Cli.Build
}
}
public void CreateBlobIfNotExists(string path)
{
System.Threading.Tasks.Task<bool> task = _blobContainer.GetBlockBlobReference(path).ExistsAsync();
task.Wait();
if (!task.Result)
{
CloudBlockBlob blob = _blobContainer.GetBlockBlobReference(path);
using (MemoryStream ms = new MemoryStream())
{
blob.UploadFromStreamAsync(ms).Wait();
}
}
}
public void DeleteBlob(string path)
{
_blobContainer.GetBlockBlobReference(path).DeleteAsync().Wait();