Ejemplo n.º 1
0
        static void Main(string[] args)
        {
            Console.WriteLine("Blob encryption sample");

            // Retrieve storage account information from connection string
            // How to create a storage connection string - https://azure.microsoft.com/en-us/documentation/articles/storage-configure-connection-string/
            CloudStorageAccount storageAccount = EncryptionShared.Utility.CreateStorageAccountFromConnectionString();

            CloudBlobClient client = storageAccount.CreateCloudBlobClient();
            CloudBlobContainer container = client.GetContainerReference(DemoContainer + Guid.NewGuid().ToString("N"));

            try
            {
                container.Create();
                int size = 5 * 1024 * 1024;
                byte[] buffer = new byte[size];

                Random rand = new Random();
                rand.NextBytes(buffer);

                CloudBlockBlob blob = container.GetBlockBlobReference("blockblob");

                // Create the IKey used for encryption.
                RsaKey key = new RsaKey("private:key1");

                // Create the encryption policy to be used for upload.
                BlobEncryptionPolicy uploadPolicy = new BlobEncryptionPolicy(key, null);

                // Set the encryption policy on the request options.
                BlobRequestOptions uploadOptions = new BlobRequestOptions() { EncryptionPolicy = uploadPolicy };

                Console.WriteLine("Uploading the encrypted blob.");

                // Upload the encrypted contents to the blob.
                using (MemoryStream stream = new MemoryStream(buffer))
                {
                    blob.UploadFromStream(stream, size, null, uploadOptions, null);
                }

                // Download the encrypted blob.
                // For downloads, a resolver can be set up that will help pick the key based on the key id.
                LocalResolver resolver = new LocalResolver();
                resolver.Add(key);

                BlobEncryptionPolicy downloadPolicy = new BlobEncryptionPolicy(null, resolver);

                // Set the decryption policy on the request options.
                BlobRequestOptions downloadOptions = new BlobRequestOptions() { EncryptionPolicy = downloadPolicy };

                Console.WriteLine("Downloading the encrypted blob.");

                // Download and decrypt the encrypted contents from the blob.
                using (MemoryStream outputStream = new MemoryStream())
                {
                    blob.DownloadToStream(outputStream, null, downloadOptions, null);
                }

                Console.WriteLine("Press enter key to exit"); 
                Console.ReadLine(); 
            }
            finally
            {
                container.DeleteIfExists();
            }
        }
Ejemplo n.º 2
0
        static void Main(string[] args)
        {
            CloudStorageAccount storageAccount = EncryptionShared.Utility.CreateStorageAccountFromConnectionString();
            CloudBlobClient     client         = storageAccount.CreateCloudBlobClient();
            CloudBlobContainer  container      = client.GetContainerReference(CloudConfigurationManager.GetSetting("Container"));

            try
            {
                container.CreateIfNotExists();

                Console.WriteLine("Blob encryption sample");
                int    size   = 5 * 1024 * 1024;
                byte[] buffer = new byte[size];
                Random rand   = new Random();
                rand.NextBytes(buffer);
                CloudBlockBlob blob = container.GetBlockBlobReference("blockblob");
                blob.CreateSnapshot();
                // Create the IKey used for encryption.
                RsaKey key = new RsaKey("private:key1");

                // Create the encryption policy to be used for upload.
                BlobEncryptionPolicy uploadPolicy = new BlobEncryptionPolicy(key, null);

                // Set the encryption policy on the request options.
                BlobRequestOptions uploadOptions = new BlobRequestOptions()
                {
                    EncryptionPolicy = uploadPolicy
                };

                Console.WriteLine("Uploading the encrypted blob.");

                // Upload the encrypted contents to the blob.
                using (MemoryStream stream = new MemoryStream(buffer))
                {
                    blob.UploadFromStream(stream, size, null, uploadOptions, null);
                }

                // Download the encrypted blob.
                // For downloads, a resolver can be set up that will help pick the key based on the key id.
                LocalResolver resolver = new LocalResolver();
                resolver.Add(key);

                BlobEncryptionPolicy downloadPolicy = new BlobEncryptionPolicy(null, resolver);

                // Set the decryption policy on the request options.
                BlobRequestOptions downloadOptions = new BlobRequestOptions()
                {
                    EncryptionPolicy = downloadPolicy
                };

                Console.WriteLine("Downloading the encrypted blob.");

                // Download and decrypt the encrypted contents from the blob.
                using (MemoryStream outputStream = new MemoryStream())
                {
                    blob.DownloadToStream(outputStream, null, downloadOptions, null);
                }
                Console.WriteLine("Press enter key to exit");
                //Console.ReadLine();
                #region folder
                //folder creation
                CloudBlobDirectory directory = container.GetDirectoryReference("directoryName");
                CloudBlockBlob     blockblob = directory.GetBlockBlobReference("sample");
                blockblob.UploadFromFile(@"C:\Users\RINGEL\Downloads\Angular.txt", FileMode.Open);
                //listof Directories &files
                DirectoryFile(container);
                #endregion folder

                #region  sas
                var sasPolicy = new SharedAccessBlobPolicy()
                {
                    Permissions            = SharedAccessBlobPermissions.Read,
                    SharedAccessStartTime  = DateTime.Now.AddMinutes(-10),
                    SharedAccessExpiryTime = DateTime.Now.AddMinutes(30)
                };
                var    sasTokenforcontainer = container.GetSharedAccessSignature(sasPolicy);
                string sasTokenforblob      = blob.GetSharedAccessSignature(sasPolicy);
                #endregion sas
            }
            finally
            {
                container.DeleteIfExists();
            }
        }
Ejemplo n.º 3
0
        static void Main(string[] args)
        {
            Console.WriteLine("Blob encryption sample");

            // Retrieve storage account information from connection string
            // How to create a storage connection string - https://azure.microsoft.com/en-us/documentation/articles/storage-configure-connection-string/
            CloudStorageAccount storageAccount = EncryptionShared.Utility.CreateStorageAccountFromConnectionString();

            CloudBlobClient    client    = storageAccount.CreateCloudBlobClient();
            CloudBlobContainer container = client.GetContainerReference(DemoContainer + Guid.NewGuid().ToString("N"));

            try
            {
                container.Create();
                int    size   = 5 * 1024 * 1024;
                byte[] buffer = new byte[size];

                Random rand = new Random();
                rand.NextBytes(buffer);

                CloudBlockBlob blob = container.GetBlockBlobReference("blockblob");

                // Create the IKey used for encryption.
                RsaKey key = new RsaKey("private:key1");

                // Create the encryption policy to be used for upload.
                BlobEncryptionPolicy uploadPolicy = new BlobEncryptionPolicy(key, null);

                // Set the encryption policy on the request options.
                BlobRequestOptions uploadOptions = new BlobRequestOptions()
                {
                    EncryptionPolicy = uploadPolicy
                };

                Console.WriteLine("Uploading the encrypted blob.");

                // Upload the encrypted contents to the blob.
                using (MemoryStream stream = new MemoryStream(buffer))
                {
                    blob.UploadFromStream(stream, size, null, uploadOptions, null);
                }

                // Download the encrypted blob.
                // For downloads, a resolver can be set up that will help pick the key based on the key id.
                LocalResolver resolver = new LocalResolver();
                resolver.Add(key);

                BlobEncryptionPolicy downloadPolicy = new BlobEncryptionPolicy(null, resolver);

                // Set the decryption policy on the request options.
                BlobRequestOptions downloadOptions = new BlobRequestOptions()
                {
                    EncryptionPolicy = downloadPolicy
                };

                Console.WriteLine("Downloading the encrypted blob.");

                // Download and decrypt the encrypted contents from the blob.
                using (MemoryStream outputStream = new MemoryStream())
                {
                    blob.DownloadToStream(outputStream, null, downloadOptions, null);
                }

                Console.WriteLine("Press enter key to exit");
                Console.ReadLine();
            }
            finally
            {
                container.DeleteIfExists();
            }
        }