/// <summary>
/// Checks if $MetricsCapacityBlob table exists in a storage account.
/// </summary>
/// <param name="cloudStorageAccount">The cloud storage account.</param>
/// <returns></returns>
public static bool MetricsTableExists(this CloudStorageAccount cloudStorageAccount)
{
CloudBlobClient blobClient = cloudStorageAccount.CreateCloudBlobClient();
var cloudTableClient = cloudStorageAccount.CreateCloudTableClient();
var table = cloudTableClient.GetTableReference("$MetricsCapacityBlob");
return table.Exists();
}
/// <summary>
/// Enables the storage analytics for blob service.
/// </summary>
/// <param name="cloudStorageAccount">The cloud storage account.</param>
public static void EnableBlobStorageAnalytics(this CloudStorageAccount cloudStorageAccount)
{
CloudBlobClient cloudBlobClient = cloudStorageAccount.CreateCloudBlobClient();
ServiceProperties serviceProperties = cloudBlobClient.GetServiceProperties();
serviceProperties.Metrics.MetricsLevel = MetricsLevel.Service;
serviceProperties.Metrics.RetentionDays = RetentionDays.Value;
cloudBlobClient.SetServiceProperties(serviceProperties);
}
public static void DeleteAllBlobContainers(this CloudStorageAccount storageAccount, string prefix = null)
{
var blobClient = storageAccount.CreateCloudBlobClient();
var containers = blobClient.ListContainers(prefix ?? "");
foreach (var container in containers)
{
container.DeleteIfExists();
}
}
public static void Ensure(this CloudStorageAccount account, IEnumerable<string> tables = null, IEnumerable<string> containers = null, IEnumerable<string> queues = null)
{
var tableClient = account.CreateCloudTableClient();
var blobClient = account.CreateCloudBlobClient();
var queueClient = account.CreateCloudQueueClient();
if (tables != null) foreach (var table in tables) tableClient.CreateTableIfNotExist(table);
if (containers != null) foreach (var container in containers) blobClient.GetContainerReference(container).CreateIfNotExist();
if (queues != null) foreach (var queue in queues) queueClient.GetQueueReference(queue).CreateIfNotExist();
}
/// <summary>
/// Tries the get user data capacity metric for blob service.
/// </summary>
/// <param name="cloudStorageAccount">The cloud storage account.</param>
/// <param name="fromDate">Date from which retrieve capacity information.</param>
/// <param name="analyticsEnabled">if set to <c>true</c> if analytics enabled.</param>
/// <returns></returns>
public static IEnumerable<Tuple<DateTime, long>> TryGetBlobUserDataCapacityMetric(this CloudStorageAccount cloudStorageAccount, DateTime fromDate, out bool analyticsEnabled)
{
CloudBlobClient blobClient = cloudStorageAccount.CreateCloudBlobClient();
var serviceProperties = blobClient.GetServiceProperties();
analyticsEnabled = serviceProperties.Metrics.MetricsLevel == MetricsLevel.Service;
if (!analyticsEnabled)
{
return null;
}
var cloudTableClient = cloudStorageAccount.CreateCloudTableClient();
var table = cloudTableClient.GetTableReference("$MetricsCapacityBlob");
//Selecting
TableQuery<MetricsCapacityBlob> query =
new TableQuery<MetricsCapacityBlob>().Where(TableQuery.CombineFilters(TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.GreaterThan, (fromDate.ToUniversalTime()).ToString("yyyyMMddTHH00")),
TableOperators.And,
TableQuery.GenerateFilterCondition("RowKey", QueryComparisons.Equal, "data")));
return table.ExecuteQuery(query).Select(c => new Tuple<DateTime, long>(c.Timestamp.Date, c.Capacity));
}
