/// <summary>
/// Returns a correct implementation of the persistence provider according to environment variables.
/// </summary>
/// <remarks>If the environment invariants have failed to hold upon creation of the storage provider,
/// a <em>null</em> value will be provided.</remarks>
public async Task <IStorageProvider> GetStorageProvider(string storageInvariant)
{
//Make sure the environment invariants hold before trying to give a functioning SUT instantiation.
//This is done instead of the constructor to have more granularity on how the environment should be initialized.
try
{
using (await StorageLock.LockAsync())
{
if (AdoNetInvariants.Invariants.Contains(storageInvariant))
{
if (!StorageProviders.ContainsKey(storageInvariant))
{
Storage = Invariants.EnsureStorageForTesting(Invariants.ActiveSettings.ConnectionStrings.First(i => i.StorageInvariant == storageInvariant));
var properties = new Dictionary <string, string>();
properties["DataConnectionString"] = Storage.Storage.ConnectionString;
properties["AdoInvariant"] = storageInvariant;
var config = new ProviderConfiguration(properties, null);
var storageProvider = new AdoNetStorageProvider();
await storageProvider.Init(storageInvariant + "_StorageProvider", DefaultProviderRuntime, config);
StorageProviders[storageInvariant] = storageProvider;
}
}
}
}
catch
{
StorageProviders.Add(storageInvariant, null);
}
return(StorageProviders[storageInvariant]);
}
/// <summary>
/// Returns a correct implementation of the persistence provider according to environment variables.
/// </summary>
/// <remarks>If the environment invariants have failed to hold upon creation of the storage provider,
/// a <em>null</em> value will be provided.</remarks>
public async Task <IGrainStorage> GetStorageProvider(string storageInvariant)
{
//Make sure the environment invariants hold before trying to give a functioning SUT instantiation.
//This is done instead of the constructor to have more granularity on how the environment should be initialized.
try
{
using (await StorageLock.LockAsync())
{
if (AdoNetInvariants.Invariants.Contains(storageInvariant))
{
if (!StorageProviders.ContainsKey(storageInvariant))
{
Storage = Invariants.EnsureStorageForTesting(Invariants.ActiveSettings.ConnectionStrings.First(i => i.StorageInvariant == storageInvariant));
var options = new AdoNetGrainStorageOptions()
{
ConnectionString = Storage.Storage.ConnectionString,
Invariant = storageInvariant
};
var clusterOptions = new ClusterOptions()
{
ServiceId = Guid.NewGuid().ToString()
};
var storageProvider = new AdoNetGrainStorage(DefaultProviderRuntime.ServiceProvider.GetService <ILogger <AdoNetGrainStorage> >(), DefaultProviderRuntime, Options.Create(options), Options.Create(clusterOptions), storageInvariant + "_StorageProvider");
ISiloLifecycleSubject siloLifeCycle = new SiloLifecycleSubject(NullLoggerFactory.Instance.CreateLogger <SiloLifecycleSubject>());
storageProvider.Participate(siloLifeCycle);
await siloLifeCycle.OnStart(CancellationToken.None);
StorageProviders[storageInvariant] = storageProvider;
}
}
}
}
catch
{
StorageProviders.Add(storageInvariant, null);
}
return(StorageProviders[storageInvariant]);
}