Serverless Architecture - PragueJS 30.6.2016

Serverless can also mean applications where some amount of server-side logic is still written by the application developer but Function as a Service, unlike traditional architectures is run in stateless compute containers that are event-triggered, ephemeral (may only last for one invocation), and fully managed by a 3rd party.

Transcript

1. Serverless Architectures 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