public static bool ConnectToStorage(CloudMediaContext context, CredentialsEntry credentials)
{
try
{
CloudStorageAccount storageAccount = new CloudStorageAccount(new StorageCredentials(context.DefaultStorageAccount.Name, credentials.StorageKey), credentials.ReturnStorageSuffix(), true);
CloudBlobClient cloudBlobClient = storageAccount.CreateCloudBlobClient();
return true;
}
catch (Exception e)
{
MessageBox.Show(string.Format("There is a problem when connecting to the Azure storage account.\r\nIs the storage key correct ?\r\n{0}", e.Message), "Storage Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return false;
}
}
private async void ProcessExportAssetToAnotherAMSAccount(CredentialsEntry DestinationCredentialsEntry, string DestinationStorageAccount, Dictionary<string, string> storagekeys, List<IAsset> SourceAssets, string TargetAssetName, int index, bool DeleteSourceAssets = false, bool CopyDynEnc = false, bool ReWriteLAURL = false, bool CloneAssetFilters = false)
{
// If upload in the queue, let's wait our turn
DoGridTransferWaitIfNeeded(index);
CloudMediaContext DestinationContext = Program.ConnectAndGetNewContext(DestinationCredentialsEntry);
IAsset TargetAsset = DestinationContext.Assets.Create(TargetAssetName, DestinationStorageAccount, AssetCreationOptions.None);
// let's backup the primary file from the first asset to set it to the copied/merged asset
var ismAssetFile = SourceAssets.FirstOrDefault().AssetFiles.ToList().Where(f => f.IsPrimary).ToArray();
bool ErrorCopyAsset = false;
TextBoxLogWriteLine("Starting the asset copy process.");
// let's get cloudblobcontainer for target
CloudStorageAccount DestinationCloudStorageAccount =
(DestinationStorageAccount == null) ?
new CloudStorageAccount(new StorageCredentials(DestinationContext.DefaultStorageAccount.Name, storagekeys[DestinationContext.DefaultStorageAccount.Name]), DestinationCredentialsEntry.ReturnStorageSuffix(), true) :
new CloudStorageAccount(new StorageCredentials(DestinationStorageAccount, storagekeys[DestinationStorageAccount]), DestinationCredentialsEntry.ReturnStorageSuffix(), true);
var DestinationCloudBlobClient = DestinationCloudStorageAccount.CreateCloudBlobClient();
IAccessPolicy writePolicy = DestinationContext.AccessPolicies.Create("writepolicy", TimeSpan.FromDays(1), AccessPermissions.Write);
ILocator DestinationLocator = DestinationContext.Locators.CreateLocator(LocatorType.Sas, TargetAsset, writePolicy);
// Get the asset container URI and copy blobs from mediaContainer to assetContainer.
Uri targetUri = new Uri(DestinationLocator.Path);
CloudBlobContainer DestinationCloudBlobContainer = DestinationCloudBlobClient.GetContainerReference(targetUri.Segments[1]);
foreach (IAsset SourceAsset in SourceAssets) // there are several assets only if user wants to do a copy with merge
{
if (storagekeys.ContainsKey(SourceAsset.StorageAccountName))
{
// let's get cloudblobcontainer for source
CloudStorageAccount SourceCloudStorageAccount = new CloudStorageAccount(new StorageCredentials(SourceAsset.StorageAccountName, storagekeys[SourceAsset.StorageAccountName]), _credentials.ReturnStorageSuffix(), true);
var SourceCloudBlobClient = SourceCloudStorageAccount.CreateCloudBlobClient();
IAccessPolicy readpolicy = _context.AccessPolicies.Create("readpolicy", TimeSpan.FromDays(1), AccessPermissions.Read);
ILocator SourceLocator = _context.Locators.CreateLocator(LocatorType.Sas, SourceAsset, readpolicy);
// Get the asset container URI and copy blobs from mediaContainer to assetContainer.
Uri sourceUri = new Uri(SourceLocator.Path);
CloudBlobContainer SourceCloudBlobContainer = SourceCloudBlobClient.GetContainerReference(sourceUri.Segments[1]);
ErrorCopyAsset = false;
CloudBlockBlob sourceCloudBlockBlob, destinationCloudBlockBlob;
long Length = 0;
long BytesCopied = 0;
double percentComplete = 0;
//calculate size
foreach (IAssetFile file in SourceAsset.AssetFiles)
{
Length += file.ContentFileSize;
}
if (Length == 0) Length = 1; // as this could happen with Live archive and create a divide error
// do the copy
int nbblob = 0;
// foreach (IAssetFile file in SourceAsset.AssetFiles)
// For LIve archive, the folder for chiks are returnbed as files. So we detect this case and don't try to copy the folders as asset files
IEnumerable<IAssetFile> assetFilesToCopy = SourceAsset.AssetFiles.ToList();
if (
assetFilesToCopy.Where(af => af.Name.Contains(".")).Count() == 2
&& assetFilesToCopy.Where(af => af.Name.ToUpper().EndsWith(".ISMC")).Count() == 1
&& assetFilesToCopy.Where(af => af.Name.ToUpper().EndsWith(".ISM")).Count() == 1
) // only 2 files with extensions, and these files are ISMC and ISM
{
assetFilesToCopy = SourceAsset.AssetFiles.ToList().Where(af => !af.Name.StartsWith("audio_") && !af.Name.StartsWith("video_") && !af.Name.StartsWith("scte35_"));
var assetFilesLiveFolders = SourceAsset.AssetFiles.ToList().Where(af => af.Name.StartsWith("audio_") || af.Name.StartsWith("video_") || af.Name.StartsWith("scte35_"));
foreach (IAssetFile sourcefolder in assetFilesLiveFolders)
{
var folder = TargetAsset.AssetFiles.Create(sourcefolder.Name);
folder.ContentFileSize = sourcefolder.ContentFileSize;
folder.MimeType = sourcefolder.MimeType;
folder.Update();
}
}
foreach (IAssetFile file in assetFilesToCopy)
{
if (file.IsEncrypted)
{
TextBoxLogWriteLine(" Cannot copy file '{0}' because it is encrypted.", file.Name, true);
}
else
{
bool ErrorCopyAssetFile = false;
nbblob++;
try
{
sourceCloudBlockBlob = SourceCloudBlobContainer.GetBlockBlobReference(file.Name);
// TO DO: chek if this is a folder or a file
sourceCloudBlockBlob.FetchAttributes();
if (sourceCloudBlockBlob.Properties.Length > 0)
{
if (!TargetAsset.AssetFiles.ToList().Any(f => f.Name == file.Name)) // file does not exist in the target asset
{
IAssetFile destinationAssetFile = TargetAsset.AssetFiles.Create(file.Name);
destinationCloudBlockBlob = DestinationCloudBlobContainer.GetBlockBlobReference(destinationAssetFile.Name);
try
{
destinationCloudBlockBlob.DeleteIfExists();
}
catch
{
// exception if Blob does not exist, which is fine
}
destinationCloudBlockBlob.StartCopy(file.GetSasUri());
CloudBlockBlob blob;
blob = (CloudBlockBlob)DestinationCloudBlobContainer.GetBlobReferenceFromServer(file.Name);
while (blob.CopyState.Status == CopyStatus.Pending)
{
Task.Delay(TimeSpan.FromSeconds(0.5d)).Wait();
blob.FetchAttributes();
percentComplete = (Convert.ToDouble(nbblob) / Convert.ToDouble(SourceAsset.AssetFiles.Count())) * 100d * (long)(BytesCopied + blob.CopyState.BytesCopied) / Length;
DoGridTransferUpdateProgressText(string.Format("File '{0}'", file.Name), (int)percentComplete, index);
}
if (blob.CopyState.Status == CopyStatus.Failed)
{
DoGridTransferDeclareError(index, blob.CopyState.StatusDescription);
ErrorCopyAssetFile = true;
ErrorCopyAsset = true;
break;
}
destinationCloudBlockBlob.FetchAttributes();
destinationAssetFile.ContentFileSize = sourceCloudBlockBlob.Properties.Length;
destinationAssetFile.Update();
if (sourceCloudBlockBlob.Properties.Length != destinationCloudBlockBlob.Properties.Length)
{
DoGridTransferDeclareError(index, "Error during blob copy.");
ErrorCopyAssetFile = true;
ErrorCopyAsset = true;
break;
}
BytesCopied += sourceCloudBlockBlob.Properties.Length;
percentComplete = (long)100 * (long)BytesCopied / (long)Length;
}
else // file already exists.Can occur with merge function
{
TextBoxLogWriteLine("Failed to copy file '{0} as file already exists in the destination asset.", file.Name, true);
ErrorCopyAssetFile = true;
}
}
}
catch (Exception ex)
{
TextBoxLogWriteLine("Failed to copy file '{0}'", file.Name, true);
DoGridTransferDeclareError(index, ex);
ErrorCopyAsset = true;
ErrorCopyAssetFile = true;
}
if (!ErrorCopyAssetFile) TextBoxLogWriteLine("File '{0}' copied.", file.Name);
}
}
if (!ErrorCopyAsset) // let's do the copy of additional fragblob if there are
{
List<CloudBlobDirectory> ListDirectories = new List<CloudBlobDirectory>();
// do the copy
nbblob = 0;
DoGridTransferUpdateProgressText(string.Format("fragblobs", SourceAsset.Name, DestinationCredentialsEntry.AccountName), 0, index);
try
{
var mediablobs = SourceCloudBlobContainer.ListBlobs();
if (mediablobs.ToList().Any(b => b.GetType() == typeof(CloudBlobDirectory))) // there are fragblobs
{
List<Task> mylistresults = new List<Task>();
foreach (var blob in mediablobs)
{
if (blob.GetType() == typeof(CloudBlobDirectory))
{
CloudBlobDirectory blobdir = (CloudBlobDirectory)blob;
ListDirectories.Add(blobdir);
TextBoxLogWriteLine("Fragblobs detected (live archive) '{0}'.", blobdir.Prefix);
}
else if (blob.GetType() == typeof(CloudBlockBlob))
{
// we must copy the file.ismc too
var blockblob = (CloudBlockBlob)blob;
if (blockblob.Name.EndsWith(".ismc") && !SourceAsset.AssetFiles.ToList().Any(f => f.Name == blockblob.Name)) // if there is a .ismc in the blov and not in the asset files, then we need to copy it
{
CloudBlockBlob targetBlob = DestinationCloudBlobContainer.GetBlockBlobReference(blockblob.Name);
// copy using src blob as SAS
mylistresults.Add(targetBlob.StartCopyAsync(new Uri(blockblob.Uri.AbsoluteUri + SourceLocator.ContentAccessComponent)));
}
}
}
// let's launch the copy of fragblobs
double ind = 0;
foreach (var dir in ListDirectories)
{
TextBoxLogWriteLine("Copying fragblobs directory '{0}'....", dir.Prefix);
mylistresults.AddRange(AssetInfo.CopyBlobDirectory(dir, DestinationCloudBlobContainer, SourceLocator.ContentAccessComponent));//blobToken));
if (mylistresults.Count > 0)
{
while (!mylistresults.All(r => r.IsCompleted))
{
Task.Delay(TimeSpan.FromSeconds(3d)).Wait();
percentComplete = 100d * (ind + Convert.ToDouble(mylistresults.Where(c => c.IsCompleted).Count()) / Convert.ToDouble(mylistresults.Count)) / Convert.ToDouble(ListDirectories.Count);
DoGridTransferUpdateProgressText(string.Format("fragblobs directory '{0}' ({1}/{2})", dir.Prefix, mylistresults.Where(r => r.IsCompleted).Count(), mylistresults.Count), (int)percentComplete, index);
}
}
ind++;
mylistresults.Clear();
}
}
}
catch (Exception ex)
{
TextBoxLogWriteLine("Failed to copy live fragblobs", true);
TextBoxLogWriteLine(ex);
DoGridTransferDeclareError(index, ex);
ErrorCopyAsset = true;
}
}
SourceLocator.Delete();
readpolicy.Delete();
}
else
{
TextBoxLogWriteLine("Error storage key not found for asset '{0}'.", SourceAsset.Name, true);
ErrorCopyAsset = true;
}
}
// let's set the primary file
if (ismAssetFile.Count() > 0)
{
AssetInfo.SetFileAsPrimary(TargetAsset, ismAssetFile.FirstOrDefault().Name);
}
else
{
AssetInfo.SetISMFileAsPrimary(TargetAsset);
}
// Copy Dynamic Encryption
if (CopyDynEnc && !ErrorCopyAsset)
{
TextBoxLogWriteLine("Dynamic encryption settings copy...");
try
{
await DynamicEncryption.CopyDynamicEncryption(SourceAssets.FirstOrDefault(), TargetAsset, ReWriteLAURL);
TextBoxLogWriteLine("Dynamic encryption settings copied.");
}
catch (Exception ex)
{
TextBoxLogWriteLine("Error when copying Dynamic encryption", true);
TextBoxLogWriteLine(ex);
}
}
// Copy filters
if (CloneAssetFilters && !ErrorCopyAsset && SourceAssets.FirstOrDefault().AssetFilters.Count() > 0)
{
try
{
TextBoxLogWriteLine("Copying filter(s) to cloned asset '{0}'", SourceAssets.FirstOrDefault().Name);
foreach (var filter in SourceAssets.FirstOrDefault().AssetFilters)
{
TargetAsset.AssetFilters.Create(filter.Name, filter.PresentationTimeRange, filter.Tracks);
TextBoxLogWriteLine(string.Format("Cloned filter {0} created.", filter.Name));
}
}
catch (Exception ex)
{
// Add useful information to the exception
TextBoxLogWriteLine("There is a problem when copying filter(s) to the asset '{0}'.", TargetAsset.Name, true);
TextBoxLogWriteLine(ex);
}
}
DestinationLocator.Delete();
writePolicy.Delete();
if (!ErrorCopyAsset)
{
if (DeleteSourceAssets) SourceAssets.ForEach(a => a.Delete());
TextBoxLogWriteLine("Asset copy completed. The new asset in '{0}' has the Id :", DestinationCredentialsEntry.AccountName);
TextBoxLogWriteLine(TargetAsset.Id);
DoGridTransferDeclareCompleted(index, DestinationCloudBlobContainer.Uri.AbsoluteUri);
}
DoRefreshGridAssetV(false);
}
