Exemple #1
0
        private async Task <CloudBlobContainer> CreateCloudBlobContainer(
            DataProtectionAzureStorageOptions options,
            CloudStorageAccount cloudStorageAccount,
            CancellationToken cancellationToken = default)
        {
            var sw = Stopwatch.StartNew();

            var cloudBlobClient = cloudStorageAccount.CreateCloudBlobClient();

            var cloudBlobContainer = cloudBlobClient.GetContainerReference(options.ContainerName);

            var created = await cloudBlobContainer.CreateIfNotExistsAsync(cancellationToken);

            if (created)
            {
                _logger?.LogInformation("  - No Azure Blob [{containerName}] found - so one was auto created.", options.ContainerName);
            }
            else
            {
                _logger?.LogInformation("  - Using existing Azure Blob [{containerName}] [{blobName}].", options.ContainerName, options.KeyBlobName);
            }

            sw.Stop();

            _logger?.LogInformation("  - {nameOf} ran for {seconds} sc", nameof(CreateCloudBlobContainer), sw.Elapsed.TotalSeconds);
            return(cloudBlobContainer);
        }
        private async Task <CloudBlobContainer> CreateCloudBlobContainer(
            DataProtectionAzureStorageOptions options,
            CloudStorageAccount cloudStorageAccount,
            CancellationToken cancellationToken = default)
        {
            var sw = ValueStopwatch.StartNew();

            var cloudBlobClient = cloudStorageAccount.CreateCloudBlobClient();

            var cloudBlobContainer = cloudBlobClient.GetContainerReference(options.ContainerName);

#if NETSTANDARD2_1
            var created = await cloudBlobContainer.CreateIfNotExistsAsync(cancellationToken);
#elif NETSTANDARD2_0
            var created = await cloudBlobContainer.CreateIfNotExistsAsync();
#endif
            if (created)
            {
                _logger.LogInformation("[Azure Blob][DataProtection] No Azure Blob [{blobName}] found - so one was auto created.", options.ContainerName);
            }
            else
            {
                _logger.LogInformation("[Azure Blob][DataProtection] Using existing Azure Blob:[{blobName}].", options.ContainerName);
            }

            _logger.LogInformation("[Azure Blob][DataProtection] Completed: {methodName}; Elapsed: {elapsed}sec", nameof(CreateCloudBlobContainer), sw.GetElapsedTime().TotalSeconds);

            return(cloudBlobContainer);
        }
Exemple #3
0
        private async Task <CloudStorageAccount> GetStorageAccountAsync(
            DataProtectionAzureStorageOptions options,
            CancellationToken cancellationToken = default)
        {
            CloudStorageAccount account;

            if (!string.IsNullOrEmpty(options.ConnectionString) &&
                CloudStorageAccount.TryParse(options.ConnectionString, out var cloudStorageAccount))
            {
                account = cloudStorageAccount;

                _logger.LogInformation("Azure Storage Authentication with ConnectionString.");
            }
            else if (!string.IsNullOrEmpty(options.Name) &&
                     string.IsNullOrEmpty(options.Token))
            {
                // Get the initial access token and the interval at which to refresh it.
                var azureServiceTokenProvider = options.TokenProvider;
                var tokenAndFrequency         = await TokenRenewerAsync(
                    azureServiceTokenProvider,
                    cancellationToken);

                // Create storage credentials using the initial token, and connect the callback function
                // to renew the token just before it expires
#pragma warning disable CA2000 // Dispose objects before losing scope
                var tokenCredential = new TokenCredential(
                    tokenAndFrequency.Token,
                    TokenRenewerAsync,
                    azureServiceTokenProvider,
#pragma warning disable CS8629 // Nullable value type may be null.
                    tokenAndFrequency.Frequency.Value);
#pragma warning restore CS8629 // Nullable value type may be null.
#pragma warning restore CA2000 // Dispose objects before losing scope

                var storageCredentials = new StorageCredentials(tokenCredential);

                account = new CloudStorageAccount(storageCredentials, options.Name, string.Empty, true);

                _logger.LogInformation("Azure Storage Authentication with MSI Token.");
            }
            else if (!string.IsNullOrEmpty(options.Name) &&
                     !string.IsNullOrEmpty(options.Token))
            {
                account = new CloudStorageAccount(new StorageCredentials(options.Token), options.Name, true);
                _logger.LogInformation("Azure Storage Authentication with SAS Token.");
            }
            else
            {
                throw new ArgumentException($"One of the following must be set: '{options.ConnectionString}' or '{options.Name}'!");
            }

            return(account);
        }