Blob Scanner

BlobScanner.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.WindowsAzure.Storage;
using Microsoft.WindowsAzure.Storage.Blob;

namespace BlobScanner
{
    class Program
    {
        static void Main(string[] args)
        {
            CloudStorageAccount account = CloudStorageAccount.Parse("DefaultEndpointsProtocol=https;AccountName=<SNIP>;AccountKey=<SNIP>");
            CloudBlobClient client = account.CreateCloudBlobClient();
            CloudBlobContainer container = client.GetContainerReference("wad-iis");

            // Recursively search each directory and count the size
            long size = 0;
            long count = 0;
            DateTimeOffset now = DateTimeOffset.UtcNow;
            DateTimeOffset oldest = DateTimeOffset.UtcNow;
            foreach (ICloudBlob blob in container.ListBlobs(useFlatBlobListing: true, blobListingDetails: BlobListingDetails.Metadata))
            {
                count++;
                size += blob.Properties.Length;

                if (blob.Properties.LastModified.HasValue && blob.Properties.LastModified.Value < oldest)
                {
                    oldest = blob.Properties.LastModified.Value;
                }
            }

            var sizePerDay = (size / (now - oldest).TotalDays);
            Console.WriteLine("Found {0} blobs", count);
            Console.WriteLine("Size: {0}MB", size / (1024*1024));
            Console.WriteLine("Oldest Blob: {0}", oldest.ToLocalTime());
            Console.WriteLine("Span in days: {0}", (now - oldest).TotalDays);
            Console.WriteLine("Size per day: ~{0}MB/day", sizePerDay / (1024 * 1024));
            Console.WriteLine("Per month: ~{0}MB/mth", (sizePerDay * 31) / (1024 * 1024));
            Console.WriteLine("Per quarter: ~{0}GB/quarter", (sizePerDay * (31 * 3)) / (1024 * 1024 * 1024));
            Console.WriteLine("Per half-year: ~{0}GB/halfyear", (sizePerDay * (31 * 6)) / (1024 * 1024 * 1024));
            Console.WriteLine("Per year: ~{0}GB/year", (sizePerDay * 365) / (1024 * 1024 * 1024));
            Console.WriteLine("Per 5 years: ~{0}GB/5years", (sizePerDay * (365 * 5)) / (1024 * 1024 * 1024));
            Console.WriteLine("Cost for 5 years of data storage, geo-redundant: ${0}/mth", ((sizePerDay * (365 * 5)) / (1024 * 1024 * 1024)) * 0.125);
        }
    }
}