Meet SnoopEE - A Discovery Service for Java EE @ Javaforum Malmö

@ivar_grimstad #SnoopEE - Javaforum Malmö Meet SnoopEE Ivar Grimstad Principal
Consultant, Cybercom Sweden JCP Expert Group Member (JSRs 368, 371, 375) A Discovery Service for Java EE

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

@ivar_grimstad #SnoopEE - Javaforum Malmö Agenda Service Discovery SnoopEE -
a Discovery Service for Java EE

@ivar_grimstad #SnoopEE - Javaforum Malmö @EnableSnoopClient

@ivar_grimstad #SnoopEE - Javaforum Malmö Discovering Microservices

@ivar_grimstad #SnoopEE - Javaforum Malmö Monolithic Application

@ivar_grimstad #SnoopEE - Javaforum Malmö Service A Service B Service
C Application Call A Call B Call C

C Application Discovery Service Register Register Register

C Application Discovery Service Register Register Register Lookup A Call A

C Application Discovery Service Register Register Register Lookup B Call B

C Application Discovery Service Register Register Register Lookup B

@ivar_grimstad #SnoopEE - Javaforum Malmö Introducing SnoopEE

@ivar_grimstad #SnoopEE - Javaforum Malmö Background

@ivar_grimstad #SnoopEE - Javaforum Malmö Inspired by Eureka

@ivar_grimstad #SnoopEE - Javaforum Malmö 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

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

@ivar_grimstad #SnoopEE - Javaforum Malmö 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

@ivar_grimstad #SnoopEE - Javaforum Malmö 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<Snoop>

@ivar_grimstad #SnoopEE - Javaforum Malmö The Philosophy of SnoopEE

@ivar_grimstad #SnoopEE - Javaforum Malmö Lean Non-intrusive Intuitive Conﬁgurable

@ivar_grimstad #SnoopEE - Javaforum Malmö

@ivar_grimstad #SnoopEE - Javaforum Malmö SnoopEE  Service Registration

@ivar_grimstad #SnoopEE - Javaforum Malmö @EnableSnoopClient(serviceName="hello")

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

@ivar_grimstad #SnoopEE - Javaforum Malmö SnoopEE  Service Lookup

@ivar_grimstad #SnoopEE - Javaforum Malmö @Snoop(serviceName="hello")

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

@ivar_grimstad #SnoopEE - Javaforum Malmö SnoopEE Service Consumption

@ivar_grimstad #SnoopEE - Javaforum Malmö SnoopServiceClient

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

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

@ivar_grimstad #SnoopEE - Javaforum Malmö SnoopEE Conﬁguration

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

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

@ivar_grimstad #SnoopEE - Javaforum Malmö The SnoopEE Protocol

C Application SnoopEE Discovery Service Call Call Call Lookup http:// Register ws:// Register ws:// Register ws://

@ivar_grimstad #SnoopEE - Javaforum Malmö DEMO !

@ivar_grimstad #SnoopEE - Javaforum Malmö Hello World Bzzz Hello World
SnoopEE Discovery Service Register Register Register Payara 4.1 Docker + GlassFish 4.1 Docker + WildFly 9 Docker + WildFly 8 WildFly Swarm Lookup Call Call Call

@ivar_grimstad #SnoopEE - Javaforum Malmö Summary

@ivar_grimstad #SnoopEE - Javaforum Malmö Getting Started with SnoopEE

@ivar_grimstad #SnoopEE - Javaforum Malmö 1. Add Maven Dependency <dependency>
<groupId>eu.agilejava</groupId> <artifactId>snoop</artifactId> <version>${snoop.version}</version> </dependency> <dependency> <groupId>eu.agilejava</groupId> <artifactId>snoop</artifactId> <version>1.3.0</version> </dependency>

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

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

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

@ivar_grimstad #SnoopEE - Javaforum Malmö Is SnoopEE a Load Balancer?

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

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

@ivar_grimstad #SnoopEE - Javaforum Malmö @EnableSnoopClient

Meet SnoopEE - A Discovery Service for Java EE ...

Meet SnoopEE - A Discovery Service for Java EE @ Javaforum Malmö

More Decks by ivargrimstad

Other Decks in Technology

Featured

Transcript