/// <summary>
///
/// </summary>
/// <param name="accountName"></param>
/// <param name="accountKey"></param>
/// <param name="azureDriveContainerName"></param>
/// <param name="azureDrivePageBlobName"></param>
/// <param name="?"></param>
/// <returns></returns>
public static string SnapshotAzureDrive(string accountName, string accountKey, string azureDriveContainerName, string azureDrivePageBlobName)
{
try
{
CloudStorageAccount csa = WAStorageHelper.GetCloudStorageAccount(accountName, accountKey, false);
// Create the blob client
CloudBlobClient client = csa.CreateCloudBlobClient();
// Create the blob container which will contain the pageblob corresponding to the azure drive.
CloudBlobContainer container = client.GetContainerReference(azureDriveContainerName);
container.CreateIfNotExist();
// Get the page blob reference which will be used by the azure drive.
CloudPageBlob blob = container.GetPageBlobReference(azureDrivePageBlobName);
CloudDrive drive = new CloudDrive(blob.Uri, csa.Credentials);
if (drive != null)
{
return(drive.Snapshot().ToString());
}
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError(String.Format("Error in snapshot drive {0} - {1}", azureDrivePageBlobName, ex.Message));
}
return(string.Empty);
}
/// <summary>
/// Gets the Storage Helper object based on account name and account key.
/// It reads the following from the configuration file
/// BlobStorageEndpoint, QueueStorageEndpoint, TableStorageEndpoint
/// </summary>
/// <param name="accountName">Storage Account Name</param>
/// <param name="accountKey">Storage Account Key</param>
/// <returns></returns>
public static WindowsAzureStorageHelper GetStorageHelper(string accountName, string accountKey)
{
if (!string.IsNullOrEmpty(accountName) && !string.IsNullOrEmpty(accountKey))
{
try
{
string blobStorageEndPoint = WindowsAzureSystemHelper.GetStringConfigurationValue("BlobStorageEndpoint");
string queueStorageEndpoint = WindowsAzureSystemHelper.GetStringConfigurationValue("QueueStorageEndpoint");
string tableStorageEndpoint = WindowsAzureSystemHelper.GetStringConfigurationValue("TableStorageEndpoint");
return(new WindowsAzureStorageHelper(
accountName,
accountKey, false,
blobStorageEndPoint,
queueStorageEndpoint,
tableStorageEndpoint));
}
catch (Exception ex)
{
throw ex;
}
}//if
return(null);
}
public static bool CanAccessWindowsDir(out string winDir)
{
WindowsAzureSystemHelper.LogInfo("Can access Windows Directory?");
winDir = string.Empty;
bool ret = false;
try
{
winDir = Environment.GetEnvironmentVariable("windir");
WindowsAzureSystemHelper.LogInfo("Windows Directory is " + winDir);
if (!string.IsNullOrEmpty(winDir))
ret = true;
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError("Error in CanAccessSystemDir " + ex.Message);
}
return ret;
}
public static bool CanAccessLocalStorage(string localStorageName)
{
WindowsAzureSystemHelper.LogInfo("Can access Local Storage?");
bool ret = false;
try
{
string fp = WindowsAzureSystemHelper.GetLocalStorageRootPath(localStorageName) + "proazure.txt";
using (StreamWriter sw = File.CreateText(fp))
{
WindowsAzureSystemHelper.LogInfo("Created File " + fp);
sw.WriteLine("This is a Pro Azure file.");
WindowsAzureSystemHelper.LogInfo("Wrote in File " + fp);
}//using
string fpNew = WindowsAzureSystemHelper.GetLocalStorageRootPath(localStorageName) + "proazure2.txt";
File.Copy(fp, fpNew);
string fpNew2 = WindowsAzureSystemHelper.GetLocalStorageRootPath(localStorageName) + "proazure3.txt";
File.Move(fp, fpNew2);
WindowsAzureSystemHelper.LogInfo("Deleting File " + fpNew2);
File.Delete(fpNew2);
WindowsAzureSystemHelper.LogInfo("Deleted File " + fpNew2);
WindowsAzureSystemHelper.LogInfo("Deleting File " + fpNew);
File.Delete(fpNew);
WindowsAzureSystemHelper.LogInfo("Deleted File " + fpNew);
ret = true;
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError("Error in CanAccessSystemDir " + ex.Message);
}
return ret;
}
public static string GetLogLevel()
{
try
{
return WindowsAzureSystemHelper.GetStringConfigurationValue("LogLevel").ToLower();
}
catch (Exception ex)
{
Trace.WriteLine(ex.Message, "Error");
}
return "Info";
}
/// <summary>
/// Delete
/// </summary>
/// <param name="drive"></param>
public static void DeleteAzureDrive(CloudDrive drive)
{
try
{
if (drive != null)
{
drive.Delete();
}
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError(String.Format("Error deleting drive {0} ", ex.Message));
}
}
/// <summary>
///
/// </summary>
/// <param name="csa"></param>
/// <param name="uriString"></param>
public static void UnmountAzureDrive(CloudStorageAccount csa, string uriString)
{
try
{
CloudDrive drive = new CloudDrive(new Uri(uriString), csa.Credentials);
if (drive != null)
{
drive.Unmount();
}
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError(String.Format("Error unmounting drive with Uri {0} - {1}", uriString, ex.Message));
}
}
/// <summary>
///
/// </summary>
/// <param name="accountName"></param>
/// <param name="accountKey"></param>
/// <param name="uriString"></param>
public static void DeleteAzureDrive(string accountName, string accountKey, string uriString)
{
try
{
CloudStorageAccount csa = WAStorageHelper.GetCloudStorageAccount(accountName, accountKey, false);
CloudDrive drive = new CloudDrive(new Uri(uriString), csa.Credentials);
if (drive != null)
{
drive.Delete();
}
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError(String.Format("Error deleting drive with Uri {0} - {1}", uriString, ex.Message));
}
}
/// <summary>
/// Snapshot the specified drive
/// </summary>
/// <param name="drive"></param>
public static string SnapshotAzureDrive(CloudDrive drive)
{
try
{
if (drive != null)
{
return(drive.Snapshot().ToString());
}
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError(String.Format("Error in shapshot drive {0} ", ex.Message));
}
return(string.Empty);
}
public static string Test(string localStorageName)
{
StringBuilder strb = new StringBuilder();
strb.AppendLine("Root Path for Local Storage:" + WindowsAzureSystemHelper.GetLocalStorageRootPath(localStorageName));
strb.AppendLine("CanAccessLocalStorage:" + WindowsAzureSystemHelper.CanAccessLocalStorage(localStorageName));
string sysDir;
strb.Append("CanAccessSystemDir:" + WindowsAzureSystemHelper.CanAccessSystemDir(out sysDir));
strb.AppendLine("System Directory:" + sysDir);
strb.Append("CanAccessWindowsDir:" + WindowsAzureSystemHelper.CanAccessWindowsDir(out sysDir));
strb.AppendLine("Windows Directory:" + sysDir);
string output = strb.ToString();
WindowsAzureSystemHelper.LogInfo(output);
return output;
}
/// <summary>
/// Snapshot the drive
/// </summary>
/// <param name="accountName"></param>
/// <param name="accountKey"></param>
/// <param name="uriString"></param>
public static string SnapshotAzureDrive(string accountName, string accountKey, string uriString)
{
try
{
CloudStorageAccount csa = WAStorageHelper.GetCloudStorageAccount(accountName, accountKey, false);
CloudDrive drive = new CloudDrive(new Uri(uriString), csa.Credentials);
if (drive != null)
{
return(drive.Snapshot().ToString());
}
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError(String.Format("Error in snapshot drive with Uri {0} - {1}", uriString, ex.Message));
}
return(string.Empty);
}
public static bool CanAccessSystemDir(out string sysDir)
{
WindowsAzureSystemHelper.LogInfo("Can access System Directory?");
sysDir = string.Empty;
bool ret = false;
try
{
sysDir = Environment.SystemDirectory;
WindowsAzureSystemHelper.LogInfo("System Directory is " + sysDir);
if (!string.IsNullOrEmpty(sysDir))
ret = true;
}
catch (Exception ex)
{
WindowsAzureSystemHelper.LogError("Error in CanAccessSystemDir " + ex.Message);
}
return ret;
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public static string GetCommonCacheName()
{
return(WindowsAzureSystemHelper.GetLocalStorageRootPath(LOCAL_STORAGE_NAME) + "cache");
}
