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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Discovering Java EE Microservices Ivar Grimstad Principal Consultant, Cybercom Sweden with SnoopEE

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 @ivar_grimstad https://github.com/ivargrimstad https://www.linkedin.com/in/ivargrimstad http://lanyrd.com/profile/ivargrimstad/

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Agenda Microservices Service Discovery SnoopEE - a Discovery Service for Java EE

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Microservices

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Monolithic Architecture Monolithic Application

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Monolithic Architecture

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Monolithic Architecture Monolithic Application

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Microservice Architecture Service A Service B Service C Application Call A Call B Call C

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Microservice Architecture

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Microservice Architecture Service A Service B Service C Application Call A Call B Call C

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Packaging

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Containers

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Java EE Container Java EE Container Java EE Application (WAR) bean bean bean

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Spring Based Servlet Container Spring Application (WAR) Spring 4 Context bean bean bean

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Embedded Container Spring Boot Application (JAR) Spring 4 Context bean bean bean Servlet Container

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Hardware Operating System JVM Application

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Hardware Operating System JVM Java EE Container Application

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@ivar_grimstad #SnoopEE - CybercomDEV 2016

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Hardware Operating System JVM Application Hardware Operating System JVM Java EE Container Application

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Hardware Operating System JVM Application Hardware Operating System JVM Java EE Container Application

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Discovering Microservices

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Service A Service B Service C Application Call A Call B Call C

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Service A Service B Service C Application Discovery Service Register Register Register

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Service A Service B Service C Application Discovery Service Register Register Register Lookup A Call A

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Service A Service B Service C Application Discovery Service Register Register Register Lookup B Call B

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Service A Service B Service C Application Discovery Service Register Register Register Lookup B

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Introducing SnoopEE

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Background

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Inspired by Eureka

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Service B Service A Service C Application Eureka Discovery Service Register Register Register @EnableEurekaClient Hardware Operating System JVM Service A Hardware Operating System JVM Service B Hardware Operating System JVM Service C

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 @SpringBootApplication @EnableEurekaClient public class Application { public static void main(String[] args) throws Exception { SpringApplication.run(Application.class, args); } }

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Hardware Operating System JVM Service C Hardware Operating System JVM Service B Hardware Operating System JVM Service A Application SnoopEE Discovery Service Register Register Register Hardware Operating System JVM Java EE Container Service A Hardware Operating System JVM Java EE Container Service B Hardware Operating System JVM Java EE Container Service C @EnableSnoopClient

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Hardware Operating System JVM Java EE Container Service A Hardware Operating System JVM Java EE Container Service C Hardware Operating System JVM Java EE Container Service B Application SnoopEE Discovery Service Register Register Register @EnableSnoopClient Hardware Operating System Service C Hardware Operating System JVM Service B Future

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 The Philosophy of SnoopEE

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Lean Non-intrusive Intuitive Configurable

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@ivar_grimstad #SnoopEE - CybercomDEV 2016

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 SnoopEE
 Service Registration

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 @EnableSnoopClient(serviceName="hello")

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 @EnableSnoopClient(name = "hello") @ApplicationPath("api") public class ApplicationConfig extends Application { }

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 SnoopEE
 Service Lookup

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 @Snoop(serviceName="hello")

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 @Inject @Snoop(serviceName = "hello") private SnoopServiceClient helloService;

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 SnoopEE Service Consumption

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 SnoopServiceClient

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 @Inject @Snoop(serviceName = "hello") private SnoopServiceClient helloService;

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@ivar_grimstad #SnoopEE - CybercomDEV 2016

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 String helloResponse = helloService.simpleGet("hello") .filter(r -> r.getStatus()==200) .map(r -> r.readEntity(String.class)) .orElse("goodbye");

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 SnoopEE Configuration

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 System Properties Environment Variables Application Configuration (snoop.yml)

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 snoop.yml snoop: host: http://localhost port: 8080 serviceRoot: snoop-hello-service/api snoopService: 192.168.59.103:8081/snoop-service/

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 The SnoopEE Protocol

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Service A Service B Service C Application SnoopEE Discovery Service Call Call Call Lookup http:// Register ws:// Register ws:// Register ws://

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 DEMO !

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Hello World Micro Hello World SnoopEE Discovery Service Register Register Register Lookup Call Call Call

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Hello World Hello World SnoopEE Discovery Service Register Register Lookup Call Call Call Micro

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Hello Swarm Micro Hello World SnoopEE Discovery Service Register Register Register Lookup Call Call Call

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Summary

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Getting Started with SnoopEE

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 1. Add Maven Dependency eu.agilejava snoop ${snoop.version} eu.agilejava snoop 1.3.0

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 2. SnoopEE-Enable the Service @EnableSnoopClient(serviceName="hello")

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 3. Configure the Service snoop: host: http://localhost port: 8080 serviceRoot: snoop-hello-service/api snoopService: 192.168.59.103:8081/snoop-service/

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 4. Configure the Application snoop: snoopService: 192.168.59.103:8081/snoop-service/

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Is SnoopEE a Load Balancer?

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Service A1 Service A2 Service C Application SnoopEE Discovery Service Register Register Lookup Call Call Load Balancer

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 Resources SnoopEE http://snoopee.agilejava.eu Samples https://github.com/ivargrimstad/snoop-samples Docker Images https://hub.docker.com/u/ivargrimstad

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 @EnableSnoopClient

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@ivar_grimstad #SnoopEE - CybercomDEV 2016 www.cybercom.com