Пример #1
0
        /// <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]);
        }
Пример #2
0
        /// <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]);
        }