modules « webrtc « gn « WebRtc.NET « SideChains « Visual_Studio « Software - Tango

Mode	Name	Size
d---------	audio_coding	36	log stats plain
d---------	audio_processing	36	log stats plain
using Microsoft.WindowsAzure.Storage;
using Microsoft.WindowsAzure.Storage.Blob;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.IO;
using System.Linq;
using System.Web;

namespace Tango.MachineService.Helpers
{
    public static class StorageHelper
    {
        public static CloudBlobClient GetStorageBlobClient()
        {
            String storageAddress = ConfigurationManager.AppSettings["Storage"].ToString();
            CloudStorageAccount storageAccount = CloudStorageAccount.Parse(storageAddress);
            return storageAccount.CreateCloudBlobClient();
        }

        public static CloudBlobContainer GetTangoVersionsContainer(CloudBlobClient client)
        {
            var container = client.GetContainerReference("tango-versions");
            return container;
        }

        public static CloudBlockBlob CreateEmptyBlob(CloudBlobContainer container, String name)
        {
            CloudBlockBlob emptyBlob = container.GetBlockBlobReference(name);
            using (MemoryStream ms = new MemoryStream())
            {
                emptyBlob.UploadFromStream(ms);//Empty memory stream. Will create an empty blob.
            }

            return emptyBlob;
        }

        public static String GenerateBlobReadSignature(CloudBlockBlob blob, TimeSpan duration)
        {
            String signature = blob.GetSharedAccessSignature(new SharedAccessBlobPolicy()
            {
                SharedAccessStartTime = DateTime.UtcNow,
                SharedAccessExpiryTime = DateTime.UtcNow.Add(duration),
                Permissions = SharedAccessBlobPermissions.Read
            });

            return new Uri(blob.Uri + signature).ToString();
        }

        public static String GenerateBlobWriteSignature(CloudBlockBlob blob, TimeSpan duration)
        {
            String signature = blob.GetSharedAccessSignature(new SharedAccessBlobPolicy()
            {
                SharedAccessStartTime = DateTime.UtcNow,
                SharedAccessExpiryTime = DateTime.UtcNow.Add(duration),
                Permissions = SharedAccessBlobPermissions.Write
            });

            return new Uri(blob.Uri + signature).ToString();
        }
    }
}