Java Code Examples for org.springframework.cloud.client.ServiceInstance#getHost()

The following examples show how to use org.springframework.cloud.client.ServiceInstance#getHost() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: PageRedirectionFilter.java    From api-layer with Eclipse Public License 2.0 6 votes vote down vote up 
/**
 * Find matched url in specified service. For each service instance, the method first checks if the hostname and port
 * of the service instance are the same as the hostname and port in Location url. If they are the same, then try to
 * find the matched url.
 *
 * @param location  url in Location header
 * @param serviceId specified serviceId
 * @return return matched url if it can be found
 * return empty if matched url can not be found
 */
private Optional<String> foundMatchedUrlInService(String location, String serviceId) {
    List<ServiceInstance> serviceInstances = discovery.getInstances(serviceId);
    for (ServiceInstance instance : serviceInstances) {
        //Check if the host and port in location is registered in DS
        String host = instance.getHost() + ":" + instance.getPort();
        if (location.contains(host)) {
            try {
                String transformedUrl = transformService.transformURL(ServiceType.ALL, serviceId, location, routedServicesMap.get(serviceId));
                return Optional.of(transformedUrl);
            } catch (URLTransformationException e) {
                //do nothing if no matched url is found
            }
        }
    }

    return Optional.empty();
}
Example 2
Source File: GreeterServiceConsumer.java    From microservice-skeleton with MIT License 6 votes vote down vote up 
public void greet(String name, String message) {

        if (discoveryClient == null) {
            logger.info("Discovery client is null");
        } else {
            logger.info("Discovery client is not null");
            try {
                List<ServiceInstance> servers = discoveryClient.getInstances("service-account");

                for (ServiceInstance server : servers) {
                    String hostName = server.getHost();
                    int gRpcPort = Integer.parseInt(server.getMetadata().get("grpc.port"));
                    logger.info("=====>> " + hostName + " ---- " + gRpcPort);

                    final ManagedChannel channel = ManagedChannelBuilder.forAddress(hostName, gRpcPort)
                            .usePlaintext(true)
                            .build();
                    final GreetingGrpc.GreetingFutureStub stub = GreetingGrpc.newFutureStub(channel);

                    stub.sayHi(HelloRequest.newBuilder().setName(name).setMessage(message).build());
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
Example 3
Source File: CustomerClient.java    From microservice with Apache License 2.0 6 votes vote down vote up 
private String customerURL() {
	if (useRibbon) {
		ServiceInstance instance = loadBalancer.choose("CUSTOMER");
		return "http://" + instance.getHost() + ":" + instance.getPort()
				+ "/customer/";
	} else {
		return "http://" + customerServiceHost + ":" + customerServicePort
				+ "/customer/";
	}

}
Example 4
Source File: DefaultServiceLoadBalancer.java    From camel-spring-boot with Apache License 2.0 5 votes vote down vote up 
protected ServiceDefinition convertServiceInstanceToServiceDefinition(ServiceInstance instance) {
    return new DefaultServiceDefinition(
        instance.getServiceId(),
        instance.getHost(),
        instance.getPort(),
        instance.getMetadata()
    );
}
Example 5
Source File: SampleLatticeApplication.java    From spring-cloud-lattice with Apache License 2.0 5 votes vote down vote up 
@RequestMapping("/hi")
public String hi() {
	ServiceInstance instance = discoveryClient.getLocalServiceInstance();
	String msg = instance.getServiceId() + ":" + instance.getHost() + ":"
			+ instance.getPort();
	log.info("/hi called: " + msg);
	return msg;
}
Example 6
Source File: LoadBalancerUriTools.java    From spring-cloud-commons with Apache License 2.0 5 votes vote down vote up 
private static URI doReconstructURI(ServiceInstance serviceInstance, URI original) {
	String host = serviceInstance.getHost();
	String scheme = Optional.ofNullable(serviceInstance.getScheme())
			.orElse(computeScheme(original, serviceInstance));
	int port = computePort(serviceInstance.getPort(), scheme);

	if (Objects.equals(host, original.getHost()) && port == original.getPort()
			&& Objects.equals(scheme, original.getScheme())) {
		return original;
	}

	boolean encoded = containsEncodedParts(original);
	return UriComponentsBuilder.fromUri(original).scheme(scheme).host(host).port(port)
			.build(encoded).toUri();
}
Example 7
Source File: JobCenterAutoConfiguration.java    From summerframework with Apache License 2.0 5 votes vote down vote up 
private String discoveryAdminAddress() {
    String serviceId = jobCenterProperties.getServiceId();
    List<String> adminAddresList = new ArrayList<>();
    List<ServiceInstance> instanceList = discoveryClient.getInstances(serviceId);
    for (ServiceInstance serviceInstance : instanceList) {
        try {
            String host = serviceInstance.getHost();
            int port = serviceInstance.getPort();
            LOGGER.info("Connecting {} ({}:{})", serviceId, host, port);
            String httpAddress = "http://" + host + ":" + port + "/";
            if (isAdminReachable(httpAddress)) {
                adminAddresList.add(httpAddress);
            } else {
                LOGGER.error("Skip unreachable node {}", httpAddress);
            }
        } catch (Throwable e) {
            LOGGER.error("can not found node for admin!", e);
        }
    }
    if (adminAddresList.size() > 0) {
        adminAddresList.sort(Comparator.naturalOrder());
        return String.join(",", adminAddresList);
    } else {
        LOGGER.error("Jobcenter server is down,will try after 30s");
        return null;
    }
}
Example 8
Source File: ClientDiscoveryImpl.java    From BootNettyRpc with Apache License 2.0 5 votes vote down vote up 
private List<NettyClient> convertNettyClients(List<ServiceInstance> serviceInstances) {
    if (CollectionUtils.isEmpty( serviceInstances )) {
        return null;
    }
    List<NettyClient> nettyClients = new CopyOnWriteArrayList<>();
    for (ServiceInstance serviceInstance : serviceInstances) {
        NettyClient nettyClient = new NettyClient();
        Map<String, String> metadata = serviceInstance.getMetadata();
        String host = metadata.get( NettyRpcConstants.NETTY_SERVER_HOST );
        if (StringUtils.isEmpty( host )) {
            host = serviceInstance.getHost();
        }
        nettyClient.setHost( host );

        String name = metadata.get( NettyRpcConstants.NETTY_SERVER_NAME );
        if (StringUtils.isEmpty( name )) {
            name = serviceInstance.getServiceId();
        }
        nettyClient.setName( name );

        String port = metadata.get( NettyRpcConstants.NETTY_SERVER_PORT );
        if (StringUtils.isEmpty( port )) {
            throw new CommonException( "netty server " + name + " 's port connot be null" );
        }
        nettyClient.setPort( Integer.valueOf( port ) );
        nettyClients.add( nettyClient );
    }
    return nettyClients;


}
Example 9
Source File: HazelCastConfigration.java    From jvue-admin with MIT License 5 votes vote down vote up 
@Bean
public HazelcastInstance hazelcastInstance() {
    log.debug("Configuring Hazelcast");
    HazelcastInstance hazelCastInstance = Hazelcast.getHazelcastInstanceByName("jvue-server");
    if (hazelCastInstance != null) {
        log.debug("Hazelcast already initialized");
        return hazelCastInstance;
    }
    Config config = new Config();
    config.setInstanceName("jvue-server");
    config.getNetworkConfig().getJoin().getMulticastConfig().setEnabled(false);
    if (this.registration == null) {
        log.warn("No discovery service is set up, Hazelcast cannot create a cluster.");
    } else {
        String serviceId = registration.getServiceId();
        log.debug("Configuring Hazelcast clustering for instanceId: {}", serviceId);
        config.getNetworkConfig().setPort(5701);
        config.getNetworkConfig().getJoin().getTcpIpConfig().setEnabled(true);
        for (ServiceInstance instance : discoveryClient.getInstances(serviceId)) {
            String clusterMember = instance.getHost() + ":5701";
            log.debug("Adding Hazelcast (prod) cluster member " + clusterMember);
            config.getNetworkConfig().getJoin().getTcpIpConfig().addMember(clusterMember);
        }
    }
    config.getMapConfigs().put("default", initializeDefaultMapConfig());
    config.getMapConfigs().put("net.ccfish.jvue.domain.*", initializeDefaultMapConfig());
    return Hazelcast.newHazelcastInstance(config);
}
Example 10
Source File: AbstractMicroserviceClient.java    From jhipster-ribbon-hystrix with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Constructs a url for rest template
 *
 * @param path resource path on the service
 * @return a url String for use in RestTemplate
 */
protected String getUrl(String path) {
    String url;
    ServiceInstance instance = loadBalancerClient.choose(serviceName);
    String prefix = instance.isSecure() ? "https://" : "http://";

    url = prefix + instance.getHost() + ":" + instance.getPort() + "/api/" + path;


    return url;
}
Example 11
Source File: CustomerClient.java    From microservice-consul with Apache License 2.0 5 votes vote down vote up 
private String customerURL() {
	if (useRibbon) {
		ServiceInstance instance = loadBalancer.choose("CUSTOMER");
		return "http://" + instance.getHost() + ":" + instance.getPort()
				+ "/customer/";
	} else {
		return "http://" + customerServiceHost + ":" + customerServicePort
				+ "/customer/";
	}

}
Example 12
Source File: CatalogClient.java    From microservice-consul with Apache License 2.0 5 votes vote down vote up 
private String catalogURL() {
	if (useRibbon) {
		ServiceInstance instance = loadBalancer.choose("CATALOG");
		return "http://" + instance.getHost() + ":" + instance.getPort()
				+ "/catalog/";
	} else {
		return "http://" + catalogServiceHost + ":" + catalogServicePort
				+ "/catalog/";
	}
}
Example 13
Source File: SettingServiceImpl.java    From sds with Apache License 2.0 5 votes vote down vote up 
private List<String> getServices(String key){
    List<String> urls = new ArrayList<>();
    List<ServiceInstance> serviceInstances =  discoveryClient.getInstances(key);
    for (ServiceInstance instanceInfo : serviceInstances) {
        String url = instanceInfo.getUri().toString();
        String address = instanceInfo.getHost();
        if (isIp(address)) {
            urls.add(url);
        }else{
            url = url.replace(address,"127.0.0.1");
            urls.add(url);
        }
    }
    return urls;
}
Example 14
Source File: HazelCastConfigration.java    From sctalk with Apache License 2.0 5 votes vote down vote up 
@Bean
public HazelcastInstance hazelcastInstance(MessageServerConfig serverConfig) {
    log.debug("Configuring Hazelcast");
    HazelcastInstance hazelCastInstance =
            Hazelcast.getHazelcastInstanceByName("message-server");
    if (hazelCastInstance != null) {
        log.debug("Hazelcast already initialized");
        return hazelCastInstance;
    }
    Config config = new Config();
    config.setInstanceName("message-server");
    config.getNetworkConfig().getJoin().getMulticastConfig().setEnabled(false);
    if (this.registration == null) {
        log.warn("No discovery service is set up, Hazelcast cannot create a cluster.");
    } else {
        // The serviceId is by default the application's name, see Spring Boot's
        // eureka.instance.appname property
        String serviceId = registration.getServiceId();
        log.debug("Configuring Hazelcast clustering for instanceId: {}", serviceId);
        config.getNetworkConfig().setPort(5701);
        config.getNetworkConfig().getJoin().getTcpIpConfig().setEnabled(true);
        for (ServiceInstance instance : discoveryClient.getInstances(serviceId)) {
            String clusterMember = instance.getHost() + ":5701";
            log.debug("Adding Hazelcast (prod) cluster member " + clusterMember);
            config.getNetworkConfig().getJoin().getTcpIpConfig().addMember(clusterMember);
        }
    }
    config.getMapConfigs().put("default", initializeDefaultMapConfig());
    config.getMapConfigs().put("com.blt.talk.domain.*",
            initializeDomainMapConfig(serverConfig));
    return Hazelcast.newHazelcastInstance(config);
}
Example 15
Source File: ServiceBController.java    From spring-cloud-consul-example with MIT License 4 votes vote down vote up 
@RequestMapping(value = "/", method = RequestMethod.GET)
public String printServiceB() {
    ServiceInstance serviceInstance = discoveryClient.getLocalServiceInstance();
    return serviceInstance.getServiceId() + " (" + serviceInstance.getHost() + ":" + serviceInstance.getPort() + ")" + "===>Say " + msg;
}
Example 16
Source File: UserController.java    From microservice-skeleton with MIT License 4 votes vote down vote up 
public void greet(String name, String message) {

//        if (eurekaClient == null) {
//            log.info("Eureka client is empty");
//        } else {
//            log.info("Eureka client is not empty");
//        }

        if (discoveryClient == null) {
            log.info("Discovery client is null");
        } else {
            log.info("Discovery client is not null");
            try {
                List<ServiceInstance> servers = discoveryClient.getInstances("service-account");

                for (ServiceInstance server : servers) {
                    String hostName = server.getHost();
                    log.info(String.format("Hostname => %s", hostName));

                    for (String key : server.getMetadata().keySet()) {
                        log.info(String.format("%s => %s : %s", hostName, key, server.getMetadata().get(key)));
                    }

                    int gRpcPort = 6565;//Integer.parseInt(server.getMetadata().get("grpc.port"));
                    log.info("=====>> " + hostName + " ---- " + gRpcPort);

                    final ManagedChannel channel = ManagedChannelBuilder.forAddress(hostName, gRpcPort)
                            .usePlaintext(true)
                            .build();
//                    final GreetingGrpc.GreetingFutureStub stub = GreetingGrpc.newFutureStub(channel);
                    final GreetingGrpc.GreetingStub stub = GreetingGrpc.newStub(channel);

                    log.info(String.format("Current time milis : %d", System.currentTimeMillis()));
                    stub.sayHi(HelloRequest.newBuilder().setName(name).setMessage(message).build(), new StreamObserver<HelloReply>() {
                        @Override
                        public void onNext(HelloReply r) {
                            log.info(String.format("Current time milis 2 : %d", System.currentTimeMillis()));
                            log.info(String.format("Replied : %s , %s", r.getName(), r.getMessage()));
                        }

                        @Override
                        public void onError(Throwable throwable) {

                        }

                        @Override
                        public void onCompleted() {

                        }
                    });

                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
Example 17
Source File: ReservationClientApplication.java    From bootiful-reactive-microservices with Apache License 2.0 4 votes vote down vote up 
private String uri(ServiceInstance si) {
	return "http://" + si.getHost() + ':' + si.getPort() + "/reservations";
}
Example 18
Source File: WebSocketProxyServerHandler.java    From api-layer with Eclipse Public License 2.0 4 votes vote down vote up 
private String getTargetUrl(String serviceUrl, ServiceInstance serviceInstance, String path) {
    String servicePath = serviceUrl.charAt(serviceUrl.length() - 1) == '/' ? serviceUrl : serviceUrl + SEPARATOR;
    return (serviceInstance.isSecure() ? "wss" : "ws") + "://" + serviceInstance.getHost() + ":"
        + serviceInstance.getPort() + servicePath + path;
}
Example 19
Source File: AServiceController.java    From spring-cloud-consul-example with MIT License 4 votes vote down vote up 
@RequestMapping(value = "/", method = RequestMethod.GET)
public String printServiceA() {
    ServiceInstance serviceInstance = discoveryClient.getLocalServiceInstance();
    return serviceInstance.getServiceId() + " (" + serviceInstance.getHost() + ":" + serviceInstance.getPort() + ")" + "===>name:" + name + "<br/>" + serviceBClient.printServiceB();
}
Example 20
Source File: AbstractMicroserviceClient.java    From jhipster-ribbon-hystrix with GNU General Public License v3.0 3 votes vote down vote up 
protected String getUrl(String path) {
    String url;
    ServiceInstance instance = loadBalancerClient.choose(serviceName);

    url = "http://" + instance.getHost() + ":" + instance.getPort() + "/api/" + path;


    return url;
}