In this tutorial I will be demonstrating a Hello-World Python Serverless Application using AWS SAM (Serverless Application Model). SAM is a open-source framework that allows you to build serverless applications on the AWS Cloud.Serverless might familiar to most, but…
AWS
A collection of 34 posts
Using OpenFaas with Amazon DynamoDB
See how easy it is to use OpenFaaS with Amazon DynamoDB
Setup a Logstash Server for Amazon Elasticsearch Service and Auth with IAM
As many of you might know, when you deploy a ELK stack on Amazon Web Services, you only get E and K in the ELK stack, which is Elasticsearch and Kibana. Here we will be dealing with Logstash on EC2.…
Parallel Processing on AWS Lambda with Python using Multiprocessing
If you are trying to use multiprocessing.Queue or multiprocessing.Pool on AWS Lambda, you are probably getting the exception:[Errno 38] Function not implemented: OSError sl = self._semlock = _multiprocessing.SemLock(kind, value, maxvalue) OSError: [Errno 38] Function not implemented…
How to Setup a Serverless URL Shortener with API Gateway Lambda and DynamoDB on AWS
Today we will set a Serverless URL Shortener using API Gateway, Lambda with Python and DynamoDB. Overview The service that we will be creating, will shorten URLs via our API which will create an entry on DynamoDB. When a GET…
IAM Policy to Allow Team Wide and User Level Permissions on AWS Secrets Manager
In this post we will simulate a scenario where a team would like to have access to create secrets under a team path name like /security-team/prod/* and /security-team/dev/* and allow all the users from that team to be…
Investigating High Request Latencies on Amazon DynamoDB
While testing DynamoDB for a specific use case I picked up at times where a GetItem will incur about 150ms in RequestLatency on the Max Statistic. This made me want to understand the behavior that I'm observing. I will go…
Improving Performance from your Lambda Function from the use of Global Variables
When using Lambda and DynamoDB, you can use global variables to gain performance when your data from DynamoDB does not get updated that often, and you would like to use caching to prevent a API call to DynamoDB everytime your…