public static int Main(string[] args)
{
ICommandLineParser parser = new CommandLineParser();
var options = new DatabaseExportOptions();
if (!parser.ParseArguments(args, options, Console.Error))
{
return 1;
}
Guid operationGuid = ExportDatabase(options);
Console.WriteLine("The database has been successfully exported. Operation GUID: " + operationGuid);
return 0;
}
/// <summary>
/// Exports a Windows Azure SQL Database to Blob Storage in BACPAC format.
/// </summary>
/// <param name="options">Database export options.</param>
/// <returns>GUID of the operation.</returns>
private static Guid ExportDatabase(DatabaseExportOptions options)
{
// To avoid HTTP 417 error on some DAC servers.
ServicePointManager.Expect100Continue = false;
string requestUrl = options.DacServiceUrl + "/Export";
var request = WebRequest.Create(requestUrl);
request.Method = "POST";
request.ContentType = "application/xml";
// Constructing the destination blob URL.
string blobName = BuildBlobName(options.DestinationBlobName, options.UseTimestampInBlobName);
string blobUrl = BuildBlobUrl(options.StorageAccountName, options.DestinationBlobContainerName, blobName);
// Building the XML body for the backup request.
using (Stream dataStream = request.GetRequestStream())
{
string requestBody = string.Format
(
Resources.BackupRequestTemplate,
blobUrl,
options.StorageAccountKey,
options.DatabaseName,
options.DatabasePassword,
options.DatabaseServerName,
options.DatabaseUserName
);
byte[] buffer = Encoding.UTF8.GetBytes(requestBody);
dataStream.Write(buffer, 0, buffer.Length);
}
// The HTTP response contains the job number, a XML-serialized GUID.
using (WebResponse response = request.GetResponse())
{
Encoding encoding = Encoding.GetEncoding(1252);
using (var responseStream = new StreamReader(response.GetResponseStream(), encoding))
{
using (XmlDictionaryReader reader = XmlDictionaryReader.CreateTextReader(responseStream.BaseStream, new XmlDictionaryReaderQuotas()))
{
DataContractSerializer serializer = new DataContractSerializer(typeof(Guid));
return (Guid)serializer.ReadObject(reader, true);
}
}
}
}
