/// <summary>
/// Initialises the Azure credentials, batch client and blob client. Asks user for an Azure
/// licence file and saves the credentials if the credentials have not previously been set.
/// Once credentials are saved, it starts the job load worker.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void GetCredentials()
{
if (AzureCredentialsSetup.CredentialsExist())
{
// store credentials
storageCredentials = StorageCredentials.FromConfiguration();
batchCredentials = BatchCredentials.FromConfiguration();
storageAccount = new CloudStorageAccount(new Microsoft.WindowsAzure.Storage.Auth.StorageCredentials(storageCredentials.Account, storageCredentials.Key), true);
var sharedCredentials = new Microsoft.Azure.Batch.Auth.BatchSharedKeyCredentials(batchCredentials.Url, batchCredentials.Account, batchCredentials.Key);
batchClient = BatchClient.Open(sharedCredentials);
blobClient = storageAccount.CreateCloudBlobClient();
blobClient.DefaultRequestOptions.RetryPolicy = new Microsoft.WindowsAzure.Storage.RetryPolicies.LinearRetry(TimeSpan.FromSeconds(3), 10);
if (!FetchJobs.IsBusy)
{
FetchJobs.RunWorkerAsync();
}
}
else
{
// ask user for a credentials file
AzureCredentialsSetup cred = new AzureCredentialsSetup();
cred.Finished += (sender, e) => GetCredentials();
}
}
/// <summary>
/// Initialises the uploader and batch client. Asks user for an Azure licence file and saves the credentials
/// if the credentials have not previously been set.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void GetCredentials(object sender, EventArgs e)
{
if (AzureCredentialsSetup.CredentialsExist())
{
// store credentials
storageAuth = StorageCredentials.FromConfiguration();
batchAuth = BatchCredentials.FromConfiguration();
storageAccount = new CloudStorageAccount(new Microsoft.Azure.Storage.Auth.StorageCredentials(storageAuth.Account, storageAuth.Key), true);
uploader = new FileUploader(storageAccount);
var sharedCredentials = new Microsoft.Azure.Batch.Auth.BatchSharedKeyCredentials(batchAuth.Url, batchAuth.Account, batchAuth.Key);
try
{
batchCli = BatchClient.Open(sharedCredentials);
}
catch (UriFormatException)
{
ShowErrorMessage("Error opening Azure Batch client: credentials are invalid.");
AzureCredentialsSetup cred = new AzureCredentialsSetup();
cred.Finished += GetCredentials;
}
catch (Exception ex)
{
ShowError(ex);
}
}
else
{
// ask user for a credentials file
AzureCredentialsSetup cred = new AzureCredentialsSetup();
cred.Finished += GetCredentials;
}
}
/// <summary>
/// Opens a window allowing the user to edit cloud account credentials.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BtnSetup_Click(object sender, EventArgs e)
{
var setup = new AzureCredentialsSetup();
setup.Finished += delegate { Presenter.GetCredentials(); }; // this ensures that the changes actually have an effect
}
