Microservices with Spring Cloud and Cloud Foundry

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Source: Adrian Cockcroft   http://www.slideshare.net/adrianco water-scrum-fall increases clock time, waste

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Source: Adrian Cockcroft   http://www.slideshare.net/adrianco microservices enable feature teams

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© 2014 Pivotal Software, Inc. All rights reserved. Twelve Factor Applications - http://12factor.net/ • Use declarative formats for setup automation, to minimize time and cost for new developers joining the project; • Have a clean contract with the underlying operating system, offering maximum portability between execution environments; • Are suitable for deployment on modern cloud platforms, obviating the need for servers and systems administration; • Minimize divergence between development and production, enabling continuous deployment for maximum agility; • And can scale up without significant changes to tooling, architecture, or development practices. 9

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© 2014 Pivotal Software, Inc. All rights reserved. Microservices - Polyglot Persistence • Each team gets one database and one service • Shared caches are platform provided services that are shared for consistency 13

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© 2014 Pivotal Software, Inc. All rights reserved. Cloud-native Deployments • Each microservice can be containerized with their application dependencies • Containers get scheduled on virtual machines with an allotted resource policy 14

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© 2014 Pivotal Software, Inc. All rights reserved. Auto-scaling • An elastic runtime handles auto-scaling of VMs with cloud providers • Microservices should be load balanced vertically and not horizontally 15

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© 2014 Pivotal Software, Inc. All rights reserved. Composition & Orchestration • Each microservice needs to communicate outside containers • Service discovery provides an automatic method for finding other service dependencies 16

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spring boot it’s going to take an API.. lots of them! supports rapid development of production-ready applications and services

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© 2014 Pivotal Software, Inc. All rights reserved. Automatic Configuration • An application class is annotated with @SpringBootApplication • Additional annotations are added to indicate the role of the Spring Boot application 21

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spring cloud Apache Zookeeper these logos are all trademark/copyright their respective owners (T-B, L-R):     Netﬂix, amazon.com, Apache Software Foundation, Cloud Foundry, Hashicorp they are ALL great organizations and we love their open-source and their APIs!! *

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© 2014 Pivotal Software, Inc. All rights reserved. Cloud Foundry is an opinionated platform for organizations that build and operate software as a core part of their business Opinionated Platforms 32 “I am good at selling many treehouses!” Opinionated “I once built a treehouse for my kids!” Unopinionated