/// <summary>
/// Initializes a new instance of the <see cref="BlobContentSession" /> class.
/// </summary>
/// <param name="fileSystem">Filesystem used to read/write files.</param>
/// <param name="name">Session name.</param>
/// <param name="implicitPin">Policy determining whether or not content should be automatically pinned on adds or gets.</param>
/// <param name="blobStoreHttpClient">Backing BlobStore http client.</param>
/// <param name="timeToKeepContent">Minimum time-to-live for accessed content.</param>
/// <param name="tracer">A tracer for tracking blob content calls</param>
/// <param name="downloadBlobsThroughBlobStore">
/// If true, gets blobs through BlobStore. If false, gets blobs from the Azure
/// Uri.
/// </param>
public BlobContentSession(
IAbsFileSystem fileSystem,
string name,
ImplicitPin implicitPin,
IBlobStoreHttpClient blobStoreHttpClient,
TimeSpan timeToKeepContent,
BackingContentStoreTracer tracer,
bool downloadBlobsThroughBlobStore)
: base(fileSystem, name, implicitPin, blobStoreHttpClient, timeToKeepContent, tracer, downloadBlobsThroughBlobStore)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="DedupContentSession"/> class.
/// </summary>
public DedupContentSession(
Context context,
IAbsFileSystem fileSystem,
string name,
ImplicitPin implicitPin,
IDedupStoreHttpClient dedupStoreHttpClient,
TimeSpan timeToKeepContent,
BackingContentStoreTracer tracer,
int maxConnections = DefaultMaxConnections)
: base(fileSystem, name, implicitPin, dedupStoreHttpClient, timeToKeepContent, tracer, maxConnections)
{
_artifactFileSystem = VstsFileSystem.Instance;
_uploadSession = DedupStoreClient.CreateUploadSession(
DedupStoreClient,
new KeepUntilBlobReference(EndDateTime),
new AppTraceSourceContextAdapter(context, "CreateUploadSession", SourceLevels.All),
_artifactFileSystem);
}
/// <summary>
/// Initializes a new instance of the <see cref="BackingContentStore"/> class.
/// </summary>
/// <param name="fileSystem">Filesystem used to read/write files.</param>
/// <param name="artifactHttpClientFactory">Backing Store HTTP client factory.</param>
/// <param name="timeToKeepContent">Minimum time-to-live for accessed content.</param>
/// <param name="backingStoreContentTracer">A tracer for tracking calls to the backing Content Store.</param>
/// <param name="downloadBlobsThroughBlobStore">Flag for BlobStore: If enabled, gets blobs through BlobStore. If false, gets blobs from the Azure Uri.</param>
/// <param name="useDedupStore">Determines whether or not DedupStore is used for content. Must be used in tandem with Dedup hashes.</param>
public BackingContentStore(
IAbsFileSystem fileSystem,
IArtifactHttpClientFactory artifactHttpClientFactory,
TimeSpan timeToKeepContent,
BackingContentStoreTracer backingStoreContentTracer,
bool downloadBlobsThroughBlobStore = false,
bool useDedupStore = false)
{
Contract.Requires(fileSystem != null);
Contract.Requires(artifactHttpClientFactory != null);
Contract.Requires(backingStoreContentTracer != null);
_fileSystem = fileSystem;
_artifactHttpClientFactory = artifactHttpClientFactory;
_timeToKeepContent = timeToKeepContent;
_downloadBlobsThroughBlobStore = downloadBlobsThroughBlobStore;
_backingStoreContentTracer = backingStoreContentTracer;
_useDedupStore = useDedupStore;
}
/// <summary>
/// Initializes a new instance of the <see cref="BlobReadOnlyContentSession"/> class.
/// </summary>
/// <param name="fileSystem">Filesystem used to read/write files.</param>
/// <param name="name">Session name.</param>
/// <param name="implicitPin">Policy determining whether or not content should be automatically pinned on adds or gets.</param>
/// <param name="dedupStoreHttpClient">Backing DedupStore http client.</param>
/// <param name="timeToKeepContent">Minimum time-to-live for accessed content.</param>
/// <param name="tracer">A tracer for tracking blob content session calls.</param>
/// <param name="maxConnections">The maximum number of outboud connections to VSTS.</param>
public DedupReadOnlyContentSession(
IAbsFileSystem fileSystem,
string name,
ImplicitPin implicitPin,
IDedupStoreHttpClient dedupStoreHttpClient,
TimeSpan timeToKeepContent,
BackingContentStoreTracer tracer,
int maxConnections = DefaultMaxConnections)
{
Contract.Requires(fileSystem != null);
Contract.Requires(name != null);
Contract.Requires(dedupStoreHttpClient != null);
Name = name;
ImplicitPin = implicitPin;
DedupStoreClient = new DedupStoreClient(dedupStoreHttpClient, DefaultMaxParallelism);
Tracer = tracer;
FileSystem = fileSystem;
TempDirectory = new DisposableDirectory(fileSystem);
ConnectionGate = new SemaphoreSlim(maxConnections);
EndDateTime = DateTime.UtcNow + timeToKeepContent;
}
/// <summary>
/// Initializes a new instance of the <see cref="BlobReadOnlyContentSession"/> class.
/// </summary>
/// <param name="fileSystem">Filesystem used to read/write files.</param>
/// <param name="name">Session name.</param>
/// <param name="implicitPin">Policy determining whether or not content should be automatically pinned on adds or gets.</param>
/// <param name="blobStoreHttpClient">Backing BlobStore http client.</param>
/// <param name="timeToKeepContent">Minimum time-to-live for accessed content.</param>
/// <param name="tracer">A tracer for tracking blob content session calls.</param>
/// <param name="downloadBlobsThroughBlobStore">If true, gets blobs through BlobStore. If false, gets blobs from the Azure Uri.</param>
public BlobReadOnlyContentSession(
IAbsFileSystem fileSystem,
string name,
ImplicitPin implicitPin,
IBlobStoreHttpClient blobStoreHttpClient,
TimeSpan timeToKeepContent,
BackingContentStoreTracer tracer,
bool downloadBlobsThroughBlobStore)
{
Contract.Requires(fileSystem != null);
Contract.Requires(name != null);
Contract.Requires(blobStoreHttpClient != null);
Name = name;
ImplicitPin = implicitPin;
BlobStoreHttpClient = blobStoreHttpClient;
TimeToKeepContent = timeToKeepContent;
Tracer = tracer;
_downloadBlobsThroughBlobStore = downloadBlobsThroughBlobStore;
_parallelSegmentDownloadConfig = new ParallelHttpDownload
.Configuration(
segmentDownloadTimeout: TimeSpan.FromMinutes(int.Parse(
Environment.GetEnvironmentVariable(EnvironmentVariablePrefix + "SegmentDownloadTimeoutInMinutes") ??
DefaultSegmentDownloadTimeoutInMinutes.ToString())),
segmentSizeInBytes: int.Parse(
Environment.GetEnvironmentVariable(EnvironmentVariablePrefix + "ParallelDownloadSegmentSizeInBytes") ??
DefaultParallelDownloadSegmentSizeInBytes.ToString()),
maxParallelSegmentDownloadsPerFile: int.Parse(
Environment.GetEnvironmentVariable(EnvironmentVariablePrefix + "MaxParallelSegmentDownloadsPerFile") ??
DefaultMaxParallelSegmentDownloadsPerFile.ToString()),
maxSegmentDownloadRetries:
int.Parse(
Environment.GetEnvironmentVariable(EnvironmentVariablePrefix + "MaxSegmentDownloadRetries") ??
DefaultMaxSegmentDownloadRetries.ToString()));
TempDirectory = new DisposableDirectory(fileSystem);
BuildXL.Native.IO.FileUtilities.CreateDirectory(TempDirectory.Path.Path);
}