/// <summary>
/// Gets the appropriate cloud provider
/// </summary>
/// <returns>cloud provider</returns>
public ICloudProvider Provider()
{
// Our cloud provider selection will be based on a config value "cloud"
// that can be set in any of the configuration sources
string cloudProvider = this.config.GetValue <string>("cloud");
/*
* If we have a known cloud provider then we will instantiate the configuration and
* attempt to bind the config object to configuration values by matching
* property names against configuration keys recursively
* https://docs.microsoft.com/en-us/aspnet/core/fundamentals/configuration/?view=aspnetcore-2.2
*/
if (cloudProvider == "azure")
{
var cloudConfig = new AzureConfiguration();
this.config.Bind(cloudConfig);
return(new AzureProvider(cloudConfig));
}
else if (cloudProvider == "gcp")
{
var cloudConfig = new GoogleConfiguration();
this.config.Bind(cloudConfig);
return(new GoogleProvider(cloudConfig));
}
else if (cloudProvider == "development")
{
// Initialize the MockCloudProvider in development to facilitate api logic testing
return(new MockCloudProvider(true));
}
throw new ArgumentOutOfRangeException("cloud", "Empty or invalid");
}
/// <summary>
/// Initializes a new instance of the <see cref="AzureStorageProvider" /> class
/// </summary>
/// <param name="cloud">Azure config</param>
public AzureStorageProvider(AzureConfiguration cloud)
{
var storageAccount = cloud.GetStorageAccountAsync().Result;
if (storageAccount == null)
{
throw new CloudErrorException();
}
this.cloudBlobContainer = storageAccount.CreateCloudBlobClient().GetContainerReference(cloud.StorageFolder);
this.cloudBlobContainer.CreateIfNotExists();
}
/// <summary>
/// Initializes a new instance of the <see cref="AzureQueueProvider" /> class
/// </summary>
/// <param name="cloud">Azure cloud configuration</param>
public AzureQueueProvider(AzureConfiguration cloud)
{
var storageAccount = cloud.GetStorageAccountAsync().Result;
if (storageAccount == null)
{
throw new Exception("Azure Queue provider can't find storage account");
}
var queueClient = storageAccount.CreateCloudQueueClient();
this.cloudQueue = queueClient.GetQueueReference(cloud.QueueName);
this.cloudQueue.CreateIfNotExistsAsync();
}
/// <summary>
/// Initializes a new instance of the <see cref="AzureAuthMiddleware" /> class
/// </summary>
/// <param name="cloud">Azure config</param>
public AzureAuthMiddleware(AzureConfiguration cloud)
{
this.cloud = cloud;
}
