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Cloud Native Development using Microservices on Pivotal CF

Mani Chandrasekaran Advisory Consultant

@cmani

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Microservices

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Microservices http://martinfowler.com/articles/microservices.html)

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Cloud Maturity Model

Source - https://twitter.com/wattersjames/status/664044293250641920

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5

Cloud Native

DevOps Continuous Delivery

Containers Micro services

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Cloud Native Framework

Contract: 12 Factor App

Contract: BOSH Release

Contract: Cloud Provider Interface

Culture

Dev

Dev IT Ops

Tools

Spring Cloud Spring Boot

Cloud Foundry

BOSH

AWS VMware OpenStack

Application Framework

Runtime Platform

Infrastructure Automation

Infrastructure IT Ops

IT Ops

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Spring Cloud Spring Boot Dev

Spring Boot From 0 to app in < 5 min

Spring Cloud Designed for fragile infrastructure in

partnership with Netflix

Application Framework

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Cloud Native App Dev Framework

Spring Cloud •  Runtimes and their client

libraries for: –  Service Discovery –  Configuration Management –  Circuit Breakers –  Intelligent Client Side Routing –  Reverse Proxies –  ….and much more

•  Security (encrypt, SSO, roles)

Spring Boot •  Convention-over-configuration,

no XML, no code generation

•  Auto-configure, embedded servlet engine

•  Get out of the way quickly if you want to change defaults

•  Service Binding for Cloud Foundry, Java, Spring, Groovy

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Demo – Spring Boot Migrating a Monolithic app to Cloud Native

Source – https://github.com/jholmes2001/spring-boot-cities

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Demo – Spring Boot – Introspection, Monitoring and Healthchecks

Source – https://github.com/jholmes2001/spring-boot-cities

•  metrics •  http://<<microservice-app-on-springboot>>/metrics •  trace •  http://<<microservice-app-on-springboot>>/trace

•  dump •  http://<<microservice-app-on-springboot>>/dump

•  health •  http://<<microservice-app-on-springboot>>/health

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Spring Boot - Metrics

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Demo – Spring Cloud using Fortune app

https://github.com/spring-cloud-samples/fortune-teller

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Eureka – Microservice service registry

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Spring Cloud – Hysterix circuit breaker

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Resources •  MicroPCF - https://github.com/pivotal-cf/micropcf

•  12 factor app - http://www.slideshare.net/SpringCentral/12-factor-cloud-native-apps-for-spring-developers

•  Spring Boot - http://projects.spring.io/spring-boot/

•  Spring Cloud - http://projects.spring.io/spring-cloud/

•  https://github.com/spring-cloud-samples

•  https://github.com/spring-projects/spring-boot/tree/master/spring-boot-samples

•  https://github.com/jholmes2001/spring-boot-cities

•  Bangalore cloud foundry meetup - http://www.meetup.com/Bangalore-Cloud-Foundry-Meetup/