/// <summary>
/// Asynchronously creates new Program.
/// </summary>
/// <param name="options">Program creation options.</param>
/// <returns>The task to create the program.</returns>
public Task <IProgram> CreateAsync(ProgramCreationOptions options)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
if (string.IsNullOrEmpty(options.Name))
{
throw new ArgumentException(Resources.ErrorEmptyProgramName);
}
if (_parentChannel == null)
{
throw new InvalidOperationException(Resources.ErrorOrphanProgram);
}
var program = new ProgramData
{
Name = options.Name,
Description = options.Description,
ChannelId = _parentChannel.Id,
AssetId = options.AssetId,
ArchiveWindowLength = options.ArchiveWindowLength,
ManifestName = options.ManifestName
};
program.SetMediaContext(MediaContext);
IMediaDataServiceContext dataContext = MediaContext.MediaServicesClassFactory.CreateDataServiceContext();
dataContext.AddObject(ProgramSet, program);
MediaRetryPolicy retryPolicy = MediaContext.MediaServicesClassFactory.GetSaveChangesRetryPolicy(dataContext as IRetryPolicyAdapter);
return(retryPolicy.ExecuteAsync(() => dataContext.SaveChangesAsync(program))
.ContinueWith <IProgram>(t =>
{
t.ThrowIfFaulted();
return (ProgramData)t.Result.AsyncState;
}));
}
private async void DoResetPrograms()
{
List<IProgram> SelectedPrograms = ReturnSelectedPrograms();
if (SelectedPrograms.FirstOrDefault() != null)
{
if (SelectedPrograms.Count > 0)
{
string question = (SelectedPrograms.Count == 1) ? string.Format("Reset program '{0}' ?", SelectedPrograms[0].Name) : string.Format("Reset these {0} programs ?", SelectedPrograms.Count);
question += Constants.endline + Constants.endline + "This will delete the program, the related asset and locator and will re-create them with the same ISM file name, locator ID, keys, delivery policies and filters.";
question += Constants.endline + Constants.endline + "WARNING: As the new asset will use the same locator ID, this can create issues. Notes:";
question += Constants.endline + "- Encoder must use incremental timestamps";
question += Constants.endline + "- Locator GUID are cached by the streaming endpoints for 5 minutes";
question += Constants.endline + "- The old live archive manifest could have been be cached";
if (MessageBox.Show(question, "Program(s) reset", MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.OK)
{
foreach (IProgram myP in SelectedPrograms)
{
if (myP.State != ProgramState.Stopped) // program is not stopped
{
TextBoxLogWriteLine("Program '{0}' must be stopped in order to reset it. Operation aborted.", myP.Name, true);
}
else // program is stopped
{
IAsset asset = myP.Asset;
IAsset newAsset = null;
string assetName = asset.Name; // backup the asset name
string assetstorageaccount = asset.StorageAccountName; // backup the storage account name
string programName = myP.Name; // backup program name
string programDesc = myP.Description; // backup program description
TimeSpan programArchiveWindowLength = myP.ArchiveWindowLength;
var locator = asset.Locators.Where(l => l.Type == LocatorType.OnDemandOrigin).ToArray();
IChannel myChannel = myP.Channel;
var ismAssetFiles = asset.AssetFiles.ToList().Where(f => f.Name.EndsWith(".ism", StringComparison.OrdinalIgnoreCase)).ToArray();
if (locator.Count() != 1) // no single locator, we do nothing
{
TextBoxLogWriteLine("Asset of program '{0}' does not have a single locator. Operation aborted.", myP.Name, true);
}
else if (ismAssetFiles.Count() != 1)
{
TextBoxLogWriteLine("Asset of program '{0}' does not have a ISM file. Operation aborted.", myP.Name, true);
}
else
{
string ismName = Path.GetFileNameWithoutExtension(ismAssetFiles.FirstOrDefault().Name);
string locatorID = locator.FirstOrDefault().Id;
DateTime locatorExpDateTime = locator.FirstOrDefault().ExpirationDateTime;
try
{
TextBoxLogWriteLine("Deleting program '{0}'", myP.Name);
myP.Delete();
}
catch (Exception ex)
{
// Add useful information to the exception
TextBoxLogWriteLine("There is a problem when deleting the program {0}.", myP.Name, true);
TextBoxLogWriteLine(ex);
}
try
{
newAsset = _context.Assets.Create(assetName, assetstorageaccount, AssetCreationOptions.None);
}
catch (Exception ex)
{
// Add useful information to the exception
TextBoxLogWriteLine("There is a problem when creating the new asset {0}.", assetName, true);
TextBoxLogWriteLine(ex);
}
if (asset != null)
{
//let's copy the keys
foreach (var key in asset.ContentKeys)
{
newAsset.ContentKeys.Add(key);
}
//let's copy the policies
foreach (var delpol in asset.DeliveryPolicies)
{
newAsset.DeliveryPolicies.Add(delpol);
}
//let's copy the filters
foreach (var filter in asset.AssetFilters)
{
try
{
newAsset.AssetFilters.Create(filter.Name, filter.PresentationTimeRange, filter.Tracks);
}
catch (Exception ex)
{
TextBoxLogWriteLine("There is a problem when copying filter {0} the new asset {1}.", filter.Name, assetName, true);
TextBoxLogWriteLine(ex);
}
}
//delete
try
{
TextBoxLogWriteLine("Deleting asset '{0}'", asset.Name);
DeleteAsset(asset);
if (AssetInfo.GetAsset(asset.Id, _context) == null) TextBoxLogWriteLine("Deletion done.");
}
catch (Exception ex)
{
// Add useful information to the exception
TextBoxLogWriteLine("There is a problem when deleting the asset {0}.", asset.Name, true);
TextBoxLogWriteLine(ex);
}
}
// let's use the same expiration date than previous locator
IAccessPolicy policy = _context.AccessPolicies.Create("AP:" + assetName, locatorExpDateTime.Subtract(DateTime.UtcNow), AccessPermissions.Read);
try
{
TextBoxLogWriteLine("Creating locator for asset '{0}'", asset.Name);
ILocator locat = _context.Locators.CreateLocator(locatorID, LocatorType.OnDemandOrigin, newAsset, policy, null);
}
catch (Exception ex)
{
// Add useful information to the exception
TextBoxLogWriteLine("There is a problem when creating the locator for the asset '{0}'.", asset.Name, true);
TextBoxLogWriteLine(ex);
}
ProgramCreationOptions options = new ProgramCreationOptions()
{
AssetId = newAsset.Id,
Name = programName,
Description = programDesc,
ArchiveWindowLength = programArchiveWindowLength,
ManifestName = ismName,
};
await Task.Run(() => ProgramExecuteAsync(() => myChannel.Programs.CreateAsync(options), programName, "created"));
}
}
}
DoRefreshGridProgramV(false);
DoRefreshGridAssetV(false);
}
}
}
}
private async void DoCreateProgram()
{
IChannel channel = ReturnSelectedChannels().FirstOrDefault();
if (channel != null)
{
CreateProgram form = new CreateProgram(_context)
{
ChannelName = channel.Name,
archiveWindowLength = new TimeSpan(4, 0, 0),
CreateLocator = true,
EnableDynEnc = false,
StartProgram = false,
ProposeStartProgram = (channel.State == ChannelState.Running),
AssetName = Constants.NameconvChannel + "-" + Constants.NameconvProgram,
ProposeScaleUnit = _context.StreamingEndpoints.Where(o => o.ScaleUnits > 0).ToList().Count == 0
};
if (form.ShowDialog() == DialogResult.OK)
{
if (form.ScaleUnit)
{
Task.Run(async () =>
{
await ScaleStreamingEndpoint(_context.StreamingEndpoints.FirstOrDefault(), 1);
});
}
TextBoxLogWriteLine("Creating Program '{0}'...", form.ProgramName);
string assetname = form.AssetName.Replace(Constants.NameconvProgram, form.ProgramName).Replace(Constants.NameconvChannel, form.ChannelName);
IAsset NewAsset;
if (form.IsReplica) // special case. We want to create a program with a specific manifest name, locator GUID and encryption key
{
NewAsset = CreateLiveAssetWithOptionalpecifiedLocatorID(assetname, form.StorageSelected, true, form.EnableDynEnc, form.ReplicaLocatorID);
}
else // normal case
{
NewAsset = CreateLiveAssetWithOptionalpecifiedLocatorID(assetname, form.StorageSelected, form.CreateLocator, form.EnableDynEnc);
}
if (NewAsset != null)
{
var options = new ProgramCreationOptions()
{
Name = form.ProgramName,
Description = form.ProgramDescription,
ArchiveWindowLength = form.archiveWindowLength,
AssetId = NewAsset.Id,
ManifestName = form.ForceManifestName // if replica is selected or force manifest name is pecified, then we force the manifest name
};
var STask = ProgramExecuteAsync(
() =>
channel.Programs.CreateAsync(options),
form.ProgramName,
"created");
await STask;
DoRefreshGridProgramV(false);
if (form.StartProgram)
{
Task.Run(async () =>
{
// let's start the program now
IProgram program = _context.Programs.Where(p => p.Name == form.ProgramName && p.ChannelId == channel.Id).FirstOrDefault();
await StartProgramASync(program);
}
);
}
}
DoRefreshGridAssetV(false);
}
}
else
{
MessageBox.Show("No channel has been selected.");
}
}
private async void ProcessCloneProgramToAnotherAMSAccount(CredentialsEntry DestinationCredentialsEntry, string DestinationStorageAccount, IProgram sourceProgram, bool CopyDynEnc, bool RewriteLAURL, bool CloneLocators, bool CloneAssetFilters)
{
TextBoxLogWriteLine("Starting the program cloning process.");
CloudMediaContext DestinationContext = Program.ConnectAndGetNewContext(DestinationCredentialsEntry);
// let's check that target channel exists
IChannel clonedchannel = DestinationContext.Channels.Where(c => c.Name == sourceProgram.Channel.Name).FirstOrDefault();
if (clonedchannel == null)
{
TextBoxLogWriteLine(string.Format("Cloned channel '{0}' not found in destination account!", sourceProgram.Channel.Name), true);
return;
}
// let's check that a program with same name does not already exist for the channel
if (DestinationContext.Programs.Where(p => p.Name == sourceProgram.Name && p.ChannelId == clonedchannel.Id).FirstOrDefault() != null)
{
TextBoxLogWriteLine(string.Format("A program '{0}' has been already found in destination account for channel '{1}'. A new one cannot be created.", sourceProgram.Name, clonedchannel.Name), true);
return;
}
// Cloned asset creation
IAsset clonedAsset = DestinationContext.Assets.Create(sourceProgram.Asset.Name, DestinationStorageAccount, AssetCreationOptions.None);
TextBoxLogWriteLine(string.Format("Cloned asset {0} created.", sourceProgram.Asset.Name));
if (CopyDynEnc)
{
TextBoxLogWriteLine("Dynamic encryption settings copy...");
try
{
await DynamicEncryption.CopyDynamicEncryption(sourceProgram.Asset, clonedAsset, RewriteLAURL);
TextBoxLogWriteLine("Dynamic encryption settings copied.");
}
catch (Exception ex)
{
TextBoxLogWriteLine("Error when copying Dynamic encryption", true);
TextBoxLogWriteLine(ex);
}
}
if (CloneLocators)
{
try
{
TextBoxLogWriteLine("Creating locator for cloned asset '{0}'", sourceProgram.Asset.Name);
foreach (var streamlocator in sourceProgram.Asset.Locators.Where(l => l.Type == LocatorType.OnDemandOrigin))
{
IAccessPolicy policy = DestinationContext.AccessPolicies.Create("AP:" + sourceProgram.Asset.Name, (streamlocator.ExpirationDateTime - DateTime.UtcNow), AccessPermissions.Read);
DestinationContext.Locators.CreateLocator(streamlocator.Id, LocatorType.OnDemandOrigin, clonedAsset, policy, streamlocator.StartTime);
TextBoxLogWriteLine(string.Format("Cloned locator {0} created.", streamlocator.Id));
}
}
catch (Exception ex)
{
// Add useful information to the exception
TextBoxLogWriteLine("There is a problem when creating the locator for the asset '{0}'.", clonedAsset.Name, true);
TextBoxLogWriteLine(ex);
}
}
if (CloneAssetFilters && sourceProgram.Asset.AssetFilters.Count() > 0)
{
try
{
TextBoxLogWriteLine("Copying filter(s) to cloned asset '{0}'", sourceProgram.Asset.Name);
foreach (var filter in sourceProgram.Asset.AssetFilters)
{
// let's remove start and end time
var PTR = new PresentationTimeRange(filter.PresentationTimeRange.Timescale, null, null, filter.PresentationTimeRange.PresentationWindowDuration, filter.PresentationTimeRange.LiveBackoffDuration);
clonedAsset.AssetFilters.Create(filter.Name, PTR, 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}'.", clonedAsset.Name, true);
TextBoxLogWriteLine(ex);
}
}
var options = new ProgramCreationOptions()
{
Name = sourceProgram.Name,
Description = sourceProgram.Description,
ArchiveWindowLength = sourceProgram.ArchiveWindowLength,
AssetId = clonedAsset.Id,
ManifestName = sourceProgram.ManifestName
};
var STask = ProgramExecuteAsync(
() =>
clonedchannel.Programs.CreateAsync(options),
sourceProgram.Name,
"created");
await STask;
TextBoxLogWriteLine(string.Format("Cloned program {0} created.", sourceProgram.Name));
}
/// <summary>
/// Creates new Program.
/// </summary>
/// <param name="options">Program creation options.</param>
/// <returns>The created program.</returns>
public IProgram Create(ProgramCreationOptions options)
{
return(AsyncHelper.Wait(CreateAsync(options)));
}
