[WSO2Con USA 2018] APIs and Microservices
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This slide deck discusses the impact of microservice architecture on your API strategies and designs. Learn more: https://wso2.com/library/conference/2018/07/wso2con-usa-2018-apis-and-microservices/
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[WSO2Con USA 2018] APIs and Microservices
- 1. Director - API Architecture, WSO2 APIs and Microservices Nuwan Dias
- 3. A Monolithic Application Products Orders Inventory Shipping Client Application Load Balancer
- 4. ● Componentization ● Organization around business capability ● Single Responsibility ● Smart Endpoints Dumb Pipes ● Mandatory CI/CD Characteristics of Microservices
- 5. A Microservice Architecture Client Application Products Orders Inventory Shipping
- 6. The Role of APIs in a Microservice Architecture .
- 8. ● Uniformity in exposing heterogeneous services ● Discovery of endpoints ● Organizing security perimeters/boundaries ● Policy definition and enforcement ● Business value reporting Exposure
- 9. Transitioning a Monolith into Microservices Client Application APIGateway Orders Inventory Shipping Legacy Application Microservice Products
- 11. ● Blue Green Deployments CI/CD Client Application APIGateway All traffic is routed via the Green path. No traffic is routed via the Blue path Products v1.1 Products v1.0
- 12. ● Canary Deployments CI/CD Client Application APIGateway 10% of traffic is routed to the new version and gradually increased 90% of traffic is routed to the old version and gradually decreased Products v1.1 Products v1.0
- 13. Load Balancing and Discovery Client Application APIGateway Products Productsetcd/consul
- 14. ● Deploying API gateways closer to the microservices Optimization API Gateways MicroservicesProducts Orders
- 15. ● Optimizing per client type Optimization Products Orders MobileWebPublic The same API (REST Interface) defined on the API Manager is exposed via 3 types of Gateways. Each optimized for the client type it serves.
- 16. Microgateways .
- 17. ● Designed to scale ○ Self validating tokens ○ Localized rate limiting ○ Offline analytics ○ Immutable ● Native support for Docker/K8S ● Private Jet Gateway for microservices ● First class support for lifecycle management across environments Introducing the WSO2 API Microgateway 2.5
- 18. Microgateway Overview Microgateway Toolkit Microgateway Runtime Request API Definitions Download API Definitions (JSON) Generate Microgateway Runtime
- 19. Microgateway Security - Signed JWT Microgateway Products Orders Request Access Token (with scopes) Provide Signed JWT 1 2 3 3 Microgateway 4 4 Client Application sends Signed JWT to Microgateways
- 20. Microgateway Security - Standard OAuth2.0 Request Access Token (with scopes) Provide Opaque Token 1 2 3 Microgateway 4 Client Application sends Token to Microgateway Validate Token
- 21. Rate limiting policies are burnt into the microgateway runtime Microgateway - Localized Rate Limiting Microgateway Products Orders Apply 1000 req/min on Products microservice Apply 500 req/min on Orders microservice
- 22. Microgateway - Offline Analytics Microgateway Microgateway Accumulate data in files and upload offline
- 23. Microgateway - Native Support for Docker/K8S Microgateway Toolkit Request API Definitions Download API Definitions (JSON) Microgateway VM Microgateway Docker Microgateway K8S Provide relevant arguments in build phase for desired output
- 24. Microgateway VM Microgateway - Cross Environment Lifecycle Management Microgateway Microgateway Staging Dev Products Products gateway -e ProductsAPI.v1.prod.endpoint.0="http://dev.apis.wso2.com/products"
- 25. Microgateway VM API Gateways in a Cell Based Architecture API Gateway
- 26. Microgateway VM API Gateways vs Service Meshes API Gateway ControlPlane
- 27. Microgateway VM From Orchestration to Choreography