protected override void Dispose(bool disposing)
{
base.Dispose(disposing);
awsLambdaClient.Dispose();
fileTransferUtility.Dispose();
awsS3Client.Dispose();
}
/// <inheritdoc />
protected override void Dispose(bool disposing)
{
if (!_disposed && disposing)
{
lambdaClient.Dispose();
_disposed = true;
}
base.Dispose(disposing);
}
private bool disposedValue = false; // To detect redundant calls
protected virtual void Dispose(bool disposing)
{
if (!disposedValue)
{
if (disposing)
{
if (client != null)
{
client.Dispose();
client = null;
}
}
disposedValue = true;
}
}
protected virtual void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
// Dispose of managed resources here.
if (disposing)
{
TearDownAsync().GetAwaiter().GetResult();
_lambdaClient?.Dispose();
_iamClient?.Dispose();
}
// Dispose of any unmanaged resources not wrapped in safe handles.
_disposed = true;
}
static async Task <(string topicArn, Func <Task> cleanup)> CreateLambda(LambdaCreationOptions lambdaCreationOptions)
{
var cleanup = new List <Func <Task> >();
var log = lambdaCreationOptions.Verbose;
string publishTopic;
var lambdaClient = new AmazonLambdaClient();
var snsClient = new AmazonSimpleNotificationServiceClient();
var iamClient = new AmazonIdentityManagementServiceClient();
cleanup.Add(() =>
{
lambdaClient.Dispose();
snsClient.Dispose();
iamClient.Dispose();
return(Task.CompletedTask);
});
try
{
log("Creating IAM Role");
var(roleArn, _, roleCleanup) =
await CreateRole(iamClient, lambdaCreationOptions.Timestamp, lambdaCreationOptions.Name,
lambdaCreationOptions.CancellationToken);
cleanup.Add(roleCleanup);
log("Creating Function");
var(functionArn, _, functionCleanup) =
await CreateFunction(roleArn,
lambdaClient,
lambdaCreationOptions);
cleanup.Add(functionCleanup);
log("Creating SNS Topic");
var(topicArn, topicCleanup) =
await CreateTopic(snsClient, lambdaCreationOptions.Timestamp, lambdaCreationOptions.Name,
lambdaCreationOptions.CancellationToken);
cleanup.Add(topicCleanup);
publishTopic = topicArn;
log("Creating SNS Subscription");
var subCleaner = await Subscribe(snsClient, functionArn, topicArn, lambdaCreationOptions.CancellationToken);
cleanup.Add(subCleaner);
log("Permissioning SNS to execute the function");
var permCleanup = await AddExecutionFromSnsPermission(lambdaClient, functionArn, topicArn,
lambdaCreationOptions.CancellationToken);
cleanup.Add(permCleanup);
}
catch (Exception)
{
log("Cleaning up resources");
await Cleanup(cleanup);
throw;
}
return(publishTopic, () => Cleanup(cleanup));
}