Overview about Serverless Architeture in common and frameworks used for work in AWS Lambda.

1. Serverless Architecture
Ladislav Prskavec
PragueJS, 30.6.2016 1

2. Serverless is a hot topic in
the software architecture
world.
1
Mike Roberts
PragueJS, 30.6.2016 2

3. What is Serverless?
PragueJS, 30.6.2016 3

4. Backend as a Service
and
Function as a Service
PragueJS, 30.6.2016 4

5. Backend as a Service (BaaS)
4 Firebase - DB + Auth
4 Hoodie - Offline first, PouchDB
4 Algolia - Search
4 Auth0 - SSO, Token Based Auth
4 Kinvey - Mobile Backend as Service
4 Syncano - Assemble your backend
PragueJS, 30.6.2016 5

6. Function as a Service (FaaS)
4 Amazon Lambda & API Gateway (Nov'14)
4 IBM Bluemix Openwhisk (Feb'16)
4 Google Cloud Functions (Feb'16)
4 Azure Functions (Mar'16)
4 Webtask.io (Mar'15)
PragueJS, 30.6.2016 6

7. Amazon Lambda
PragueJS, 30.6.2016 7

8. Amazon Lambda - Inputs
4 Event Source
4 API Gateway
4 S3
4 Kinesis
4 DynamoDB
4 AWS Config
4 Amazon Cognito
4 AWS CloudFormation
4 ...
PragueJS, 30.6.2016 8

9. Amazon Lambda - Processing
4 Compute Service
4 Languages (NodeJS 0.10 and 4.3, Java, Python)
4 Security Model (IAM, VPC)
4 Cascading
4 Run code at any scale
4 Charged on execution scale
PragueJS, 30.6.2016 9

10. Amazon Lambda - Outputs
4 Event
4 Storage
4 Messaging
PragueJS, 30.6.2016 10

11. Cost effective
Scenario - 16k req/day @ 200ms avg = 3200 s/day
$2.97/day - 2 EC2 instances (upfront)
$0.05/day - Lambda (1GB)
PragueJS, 30.6.2016 11

12. Frameworks
4 Apex
4 Serverless
4 Zappa
4 Sparta
PragueJS, 30.6.2016 12

13. Apex - http://apex.run
4 in golang support nodejs, golang, python, java
4 optional terraform support
4 multiple deployment targets for different
environments
4 idempotent deployments
4 author @tjholowaychuk
PragueJS, 30.6.2016 13

14. Serverless - http://www.serverless.com
4 in NodeJS support Javascript only
4 Beta, still many changes, roadmap to 1.0
4 CloudFormation
4 Many Plugins
PragueJS, 30.6.2016 14

15. Zappa - https://zappa.gun.io
4 in Python support Python
4 https://github.com/Miserlou/lambda-packages
4 https://github.com/Miserlou/django-zappa
PragueJS, 30.6.2016 15

16. Sparta - http://gosparta.io
4 in Golang support Golang
4 CloudFormation
PragueJS, 30.6.2016 16

17. Security
4 https://github.com/vandium-io/vandium-node
4 Powerful input validation, Forces values into correct types
4 JSON Web Token (JWT) verification and validation
4 Cross Site Request Forgery (XSRF) detection when using JWT
4 SQL Injection (SQLi) detection and protection
4 Environment variable mapping,
4 Free resources post handler execution
4 Handles uncaught exceptions
4 Promise support
PragueJS, 30.6.2016 17

18. Testing
4 https://github.com/lambci/docker-lambda/
4 Docker images and test runners that replicate the
live AWS Lambda environment
4 NodeJS 0.10/4.3
4 Python
PragueJS, 30.6.2016 18

19. Architectures examples
PragueJS, 30.6.2016 19

20. PragueJS, 30.6.2016 20

21. PragueJS, 30.6.2016 21

22. PragueJS, 30.6.2016 22

23. PragueJS, 30.6.2016 23

24. PragueJS, 30.6.2016 24

25. PragueJS, 30.6.2016 25

26. PragueJS, 30.6.2016 26

27. PragueJS, 30.6.2016 27

28. Q & A
PragueJS, 30.6.2016 28

29. Resources
4 https://aws.amazon.com/lambda/
4 https://github.com/anaibol/awesome-serverless
4 https://cloudcraft.co
4 https://github.com/lambci/docker-lambda/
4 http://www.allthingsdistributed.com/2016/05/aws-lambda-serverless-
reference-architectures.html
4 https://www.thoughtworks.com/radar/techniques/serverless-architecture
4 https://serifandsemaphore.io/azure-cloud-functions-vs-aws-lambda-
caf8a90605dd#.dbk2yntw1
PragueJS, 30.6.2016 29