public async Task <IActionResult> Post()
{
string jsonData = null;
string status = null;
if (Request.Body.CanRead)
{
try
{
using (var reader = new StreamReader(Request.Body))
{
jsonData = reader.ReadToEnd();
}
}
catch (IOException ioex)
{
status = ioex.ToString();
}
}
var sm = Amazon.SimpleNotificationService.Util.Message.ParseMessage(jsonData);
LambdaLogger.Log(sm.ToString());
if (sm.IsMessageSignatureValid())
{
if (sm.IsSubscriptionType)
{
// CONFIRM THE SUBSCRIPTION
using (_SnsClient = new AmazonSimpleNotificationServiceClient(_AwsCredentials, RegionEndpoint.USEast2))
{
try
{
_confirmSubscriptionResponse = await _SnsClient.ConfirmSubscriptionAsync(request : new ConfirmSubscriptionRequest
{
TopicArn = sm.TopicArn,
Token = sm.Token
});
status = _confirmSubscriptionResponse.SubscriptionArn;
LambdaLogger.Log(status);
}
catch (AmazonSimpleNotificationServiceException ex)
{
return(Content(HandleSNSError(ex)));
}
}
}
if (sm.IsNotificationType)
{
// PROCESS NOTIFICATIONS
status = "SNS Subject: " + sm.Subject + " | SNS Message: " + sm.MessageText;
//Process of notification / log notification to CloudWatch Logs
LambdaLogger.Log(status);
}
}
if (status == null)
{
status = "MicroService executed with invalid signature and data: \n" + jsonData;
}
return(Ok(status));
}
public ActionResult Post()
{
try
{
var sharedFile = new SharedCredentialsFile();
CredentialProfile devProfile;
if (sharedFile.TryGetProfile("dev", out devProfile))
{
var assumeRoleResult = new AssumeRoleAWSCredentials(new SessionAWSCredentials(devProfile.Options.AccessKey,
devProfile.Options.SecretKey,
devProfile.Options.Token),
devProfile.Options.RoleArn,
"channelsrole");
String messagetype = Request.Headers["x-amz-sns-message-type"];
//If message doesn't have the message type header, don't process it.
if (messagetype == null)
{
return(StatusCode(400));
}
var message = string.Empty;
using (var reader = new StreamReader(Request.Body))
{
message = reader.ReadToEnd();
var sm = Amazon.SimpleNotificationService.Util.Message.ParseMessage(message);
// Check the signature and throw an exception if the signature verification fails.
if (isMessageSignatureValid(sm.SigningCertURL, sm.Signature, message).Result)
{
Debug.WriteLine("Signature verification succeeded");
if (sm.IsSubscriptionType)
{
var model = new Amazon.SimpleNotificationService.Model.ConfirmSubscriptionRequest(sm.TopicArn, sm.Token);
AmazonSimpleNotificationServiceClient c = new AmazonSimpleNotificationServiceClient(assumeRoleResult, RegionEndpoint.USWest2);
c.ConfirmSubscriptionAsync(model).Wait();
return(Ok()); // CONFIRM THE SUBSCRIPTION
}
if (sm.IsNotificationType) // PROCESS NOTIFICATIONS
{
dynamic json = JObject.Parse(sm.MessageText);
//extract value: var s3OrigUrlSnippet = json.input.key.Value as string;
}
}
else
{
Console.WriteLine(">>Signature verification failed");
return(StatusCode(400));
}
}
//do stuff
return(Ok(new { }));
}
return(Ok(new { }));
}
catch (Exception ex)
{
//LogIt.E(ex);
return(StatusCode(500, ex));
}
}
