/// <summary>
/// This method is called for every Lambda invocation. This method takes in an S3 event object and can be used
/// to respond to S3 notifications.
/// </summary>
/// <param name="evnt"></param>
/// <param name="context"></param>
/// <returns></returns>
public async Task <string> FunctionHandler(S3Event evnt, ILambdaContext context)
{
var s3Event = evnt.Records?[0].S3;
if (s3Event == null)
{
return(null);
}
try
{
var response = await this.S3Client.GetObjectAsync(s3Event.Bucket.Name, s3Event.Object.Key);
JSONMapper.Initialize();
Console.WriteLine("Starting!");
Stopwatch stopWatch = Stopwatch.StartNew();
stopWatch.Start();
List <KeyValuePair <string, string> > jsonCollection = new List <KeyValuePair <string, string> >();
string eventPayload = string.Empty;
using (var stream = response.ResponseStream)
{
TextReader tr = new StreamReader(stream);
eventPayload = tr.ReadToEnd();
Console.WriteLine("Handler: Got Data from Key");
}
EventManager em = new EventManager(eventPayload);
var returnobj = em.ProcessLambdaEvent();
Console.WriteLine("Enroll Member Time taken: {0}ms", stopWatch.Elapsed.TotalMilliseconds);
Console.ReadLine();
return(response.Headers.ContentType);
}
catch (Exception e)
{
context.Logger.LogLine($"Error getting object {s3Event.Object.Key} from bucket {s3Event.Bucket.Name}. Make sure they exist and your bucket is in the same region as this function.");
context.Logger.LogLine(e.Message);
context.Logger.LogLine(e.StackTrace);
throw;
}
}
public async Task <string> GetEventMap(string BucketName, string FileKey)
{
IAmazonS3 S3Client = new AmazonS3Client("AKIAIAYIN7WKAGAFBTDA", "zxa+XMi4ORN8sk5cXsqEozq2Q1Wcwac1xOPrkwyB", "EUWest1");
var response = await S3Client.GetObjectAsync(BucketName, FileKey);
JSONMapper.Initialize();
Console.WriteLine("Starting!");
Stopwatch stopWatch = Stopwatch.StartNew();
stopWatch.Start();
List <KeyValuePair <string, string> > jsonCollection = new List <KeyValuePair <string, string> >();
string eventPayload = string.Empty;
using (var stream = response.ResponseStream)
{
TextReader tr = new StreamReader(stream);
eventPayload = tr.ReadToEnd();
Console.WriteLine("Handler: Got Data from Key");
}
return(eventPayload);
}