use of io.scalecube.net.Address in project scalecube by scalecube.
the class ServiceTagsExample method main.
/**
* Main runner.
*
* @param args arguments
*/
public static void main(String[] args) {
Microservices gateway = Microservices.builder().discovery(serviceEndpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(serviceEndpoint))).transport(RSocketServiceTransport::new).startAwait();
Address seedAddress = gateway.discovery().address();
Microservices services1 = Microservices.builder().discovery(endpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(endpoint)).membership(cfg -> cfg.seedMembers(seedAddress))).transport(RSocketServiceTransport::new).services(ServiceInfo.fromServiceInstance(new GreetingServiceImplA()).tag("Weight", "0.3").build()).startAwait();
Microservices services2 = Microservices.builder().discovery(endpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(endpoint)).membership(cfg -> cfg.seedMembers(seedAddress))).transport(RSocketServiceTransport::new).services(ServiceInfo.fromServiceInstance(new GreetingServiceImplB()).tag("Weight", "0.7").build()).startAwait();
CanaryService service = gateway.call().router(WeightedRandomRouter.class).api(CanaryService.class);
for (int i = 0; i < 10; i++) {
Mono.from(service.greeting(new GreetingRequest("joe"))).doOnNext(success -> {
success.getResult().startsWith("B");
System.out.println(success);
});
}
}
use of io.scalecube.net.Address in project scalecube by scalecube.
the class Example2 method main.
/**
* Start the example.
*
* @param args ignored
*/
public static void main(String[] args) {
// ScaleCube Node node with no members
Microservices seed = Microservices.builder().discovery("seed", serviceEndpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(serviceEndpoint))).transport(RSocketServiceTransport::new).startAwait();
// Construct a ScaleCube node which joins the cluster hosting the Greeting Service
final Address seedAddress = seed.discovery().address();
Microservices ms = Microservices.builder().discovery(endpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(endpoint)).membership(cfg -> cfg.seedMembers(seedAddress))).transport(RSocketServiceTransport::new).services(new GreetingServiceImpl()).startAwait();
// Create a proxy to the seed service node
ServiceCall service = seed.call();
// Create a ServiceMessage request with service qualifier and data
ServiceMessage request = ServiceMessage.builder().qualifier(SERVICE_QUALIFIER).data("joe").build();
// Execute the Greeting Service to emit a single Greeting response
Publisher<ServiceMessage> publisher = service.requestOne(request, Greeting.class);
// Convert the Publisher using the Mono API which ensures it will emit 0 or 1 item.
Mono.from(publisher).subscribe(consumer -> {
// handle service response
Greeting greeting = consumer.data();
System.out.println(greeting.message());
});
Mono.whenDelayError(seed.shutdown(), ms.shutdown()).block();
}
use of io.scalecube.net.Address in project scalecube by scalecube.
the class CompositeDiscoveryExample method main.
/**
* Main program.
*
* @param args arguments
*/
public static void main(String[] args) {
Microservices seed1 = Microservices.builder().discovery("seed1", serviceEndpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(serviceEndpoint)).options(opts -> opts.memberAlias("seed1"))).transport(RSocketServiceTransport::new).startAwait();
Microservices seed2 = Microservices.builder().discovery("seed2", serviceEndpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(serviceEndpoint)).options(opts -> opts.memberAlias("seed2"))).transport(RSocketServiceTransport::new).startAwait();
final Address seed1Address = seed1.discovery("seed1").address();
final Address seed2Address = seed2.discovery("seed2").address();
Microservices ms1 = Microservices.builder().discovery("ms1", endpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(endpoint)).options(opts -> opts.memberAlias("ms1")).membership(cfg -> cfg.seedMembers(seed1Address))).transport(RSocketServiceTransport::new).services(new GreetingServiceImpl1()).startAwait();
Microservices ms2 = Microservices.builder().discovery("ms2", endpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(endpoint)).options(opts -> opts.memberAlias("ms2")).membership(cfg -> cfg.seedMembers(seed2Address))).transport(RSocketServiceTransport::new).services(new GreetingServiceImpl2()).startAwait();
Microservices compositeMs = Microservices.builder().discovery("domain1", endpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(endpoint)).options(opts -> opts.memberAlias("domain1")).membership(cfg -> cfg.seedMembers(seed1Address))).discovery("domain2", endpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(endpoint)).options(opts -> opts.memberAlias("domain2")).membership(cfg -> cfg.seedMembers(seed2Address))).transport(RSocketServiceTransport::new).startAwait();
Greeting greeting1 = compositeMs.call().api(GreetingsService1.class).sayHello("hello one").block();
System.err.println("This is response from GreetingsService1: " + greeting1.message());
Greeting greeting2 = compositeMs.call().api(GreetingsService2.class).sayHello("hello two").block();
System.err.println("This is response from GreetingsService2: " + greeting2.message());
}
use of io.scalecube.net.Address in project scalecube by scalecube.
the class ExceptionMapperExample method main.
/**
* Example runner.
*
* @param args program arguments.
* @throws InterruptedException exception.
*/
public static void main(String[] args) throws InterruptedException {
Microservices ms1 = Microservices.builder().discovery(serviceEndpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(serviceEndpoint))).transport(RSocketServiceTransport::new).defaultErrorMapper(// default mapper for whole node
new ServiceAProviderErrorMapper()).services(ServiceInfo.fromServiceInstance(new ServiceAImpl()).errorMapper(// mapper per service instance
new ServiceAProviderErrorMapper()).build()).startAwait();
System.err.println("ms1 started: " + ms1.serviceAddress());
final Address address1 = ms1.discovery().address();
Microservices ms2 = Microservices.builder().discovery(endpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(endpoint)).membership(cfg -> cfg.seedMembers(address1))).transport(RSocketServiceTransport::new).services(call -> {
ServiceA serviceA = call.errorMapper(// service client error mapper
new ServiceAClientErrorMapper()).api(ServiceA.class);
ServiceB serviceB = new ServiceBImpl(serviceA);
return Collections.singleton(ServiceInfo.fromServiceInstance(serviceB).build());
}).startAwait();
System.err.println("ms2 started: " + ms2.serviceAddress());
ms2.call().api(ServiceB.class).doAnotherStuff(0).subscribe(System.out::println, th -> System.err.println("No service client mapper is defined for ServiceB, " + "so default scalecube mapper is used! -> " + th), () -> System.out.println("Completed!"));
Thread.currentThread().join();
}
use of io.scalecube.net.Address in project scalecube by scalecube.
the class Example3 method main.
/**
* Start the example.
*
* @param args ignored
*/
public static void main(String[] args) {
// ScaleCube Node with no members
Microservices seed = Microservices.builder().discovery(serviceEndpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(serviceEndpoint))).transport(RSocketServiceTransport::new).startAwait();
final Address seedAddress = seed.discovery().address();
// Construct a ScaleCube node which joins the cluster hosting the Greeting Service
Microservices ms = Microservices.builder().discovery(endpoint -> new ScalecubeServiceDiscovery().transport(cfg -> cfg.transportFactory(new WebsocketTransportFactory())).options(opts -> opts.metadata(endpoint)).membership(cfg -> cfg.seedMembers(seedAddress))).transport(RSocketServiceTransport::new).services(new BidiGreetingImpl()).startAwait();
// Create service proxy
BidiGreetingService service = seed.call().api(BidiGreetingService.class);
// Execute the services and subscribe to service events
service.greeting(Flux.fromArray(new String[] { "joe", "dan", "roni" })).doOnNext(System.out::println).blockLast();
Mono.whenDelayError(seed.shutdown(), ms.shutdown()).block();
}
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