Lambda local - A local server for developing AWS Lambda function in Java
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Make it easier to develop AWS Lambda functions using Java
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Lambda local - A local server for developing AWS Lambda function in Java
- 1. 使⽤用 AWS Lambda 開發 Rest Services 馮彥永 Zaoo
- 2. 馮彥永 Tempo • 2012. Cubie • 2008. Gamelet • 2004. Willmobile • http://fb.me/tempofeng, http://tempo.tw • 產品開發週報 http://fb.me/pdwtaiwan
- 3. AWS Lambda • Launched on 2014 • Run code without provisioning or managing servers - Serverless • Supported Node.js, Java, C#, Python • Why? • Billed by 100ms (and by memory usage) • Easier
- 4. AWS Lambda - Applications
- 5. AWS Lambda - Applications
- 6. AWS Lambda - Applications
- 7. Hello World! - HTTP
- 8. Hello World! - Packaging
- 9. Hello World! - Deployment
- 10. Hello World! - Testing
- 11. Hello World! - Pojo
- 12. Hello World! - API Gateway
- 13. Hello World! - API Gateway
- 14. AWS Lambda Proxy Integration • Wiring between API Gateway and Lambda is hard! • Lambda Proxy integration • Remember to Deploy API! • http://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-set- up-simple-proxy.html#api-gateway-simple-proxy-for-lambda-input-format
- 15. AWS Lambda Proxy Integration
- 16. AWS Lambda - Details • AWS Lambda Log4j Appender • http://docs.aws.amazon.com/lambda/latest/dg/java-logging.html • Server Logs • AWS CloudWatch logs for Humans™ • https://github.com/jorgebastida/awslogs
- 17. AWS Lambda - Details • Object Serialization • Plain Objects • Lambda Proxy Integration is better! • Api Gateway is hard: Returning HTML, Response Headers, Content-Type, … • Lambda Proxy Integration is better! • Local testing • Unit tests only 😢
- 18. Lambda-Local • https://github.com/tempofeng/lambda-local • Runs AWS Lambda on your local machine • Uses syntax like Spring MVC (or Retrofit) to build Rest Services • Using Jackson for JSON ⇆ Java • Migrates AWS Lambda Functions back to Beanstalk or other Application Servers
- 19. Lambda-Local - Hello World
- 20. Lambda-Local - Running on Local Machine
- 21. Lambda-Local - Object Mapping
- 22. Lambda-Local - Path Parameters
- 24. Lambda-Local - Running on Lambda
- 25. Thoughts on AWS Lambda • Dagger vs Spring Framework (IoC Container) • Start up time • 5sec • Using sentry.io to collect exceptions • Cloudwatch • Running new services without any cost • Beanstalk → AWS Lambda
- 26. Lambda-local • Lambda-Local • https://github.com/tempofeng/lambda-local • Examples today • https://github.com/tempofeng/lambda-local-talk • Suggestions • email: tempofeng@gmail.com • Facebook: fb.me/tempofeng