support heartbeat event
flystar32
6 years ago
parent
c545885d1c
commit
b0c17fd291
@ -1,105 +0,0 @@
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/*
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* Copyright (C) 2018 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.cloud.alibaba.nacos;
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import com.alibaba.nacos.api.naming.pojo.Instance;
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import com.alibaba.nacos.api.naming.pojo.ListView;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.cloud.client.ServiceInstance;
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import org.springframework.cloud.client.discovery.DiscoveryClient;
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import java.util.*;
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/**
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* @author xiaojing
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* @author renhaojun
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*/
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public class NacosDiscoveryClient implements DiscoveryClient {
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private static final Logger LOGGER = LoggerFactory
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.getLogger(NacosDiscoveryClient.class);
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public static final String DESCRIPTION = "Spring Cloud Nacos Discovery Client";
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private NacosDiscoveryProperties discoveryProperties;
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public NacosDiscoveryClient(NacosDiscoveryProperties discoveryProperties) {
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this.discoveryProperties = discoveryProperties;
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}
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@Override
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public String description() {
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return DESCRIPTION;
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}
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@Override
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public List<ServiceInstance> getInstances(String serviceId) {
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try {
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List<Instance> instances = discoveryProperties.namingServiceInstance()
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.selectInstances(serviceId, true);
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return hostToServiceInstanceList(instances, serviceId);
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}
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catch (Exception e) {
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throw new RuntimeException(
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"Can not get hosts from nacos server. serviceId: " + serviceId, e);
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}
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}
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private static ServiceInstance hostToServiceInstance(Instance instance,
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String serviceId) {
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NacosServiceInstance nacosServiceInstance = new NacosServiceInstance();
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nacosServiceInstance.setHost(instance.getIp());
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nacosServiceInstance.setPort(instance.getPort());
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nacosServiceInstance.setServiceId(serviceId);
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Map<String, String> metadata = new HashMap<>();
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metadata.put("instanceId", instance.getInstanceId());
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metadata.put("weight", instance.getWeight() + "");
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metadata.put("healthy", instance.isHealthy() + "");
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metadata.put("cluster", instance.getClusterName() + "");
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metadata.putAll(instance.getMetadata());
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nacosServiceInstance.setMetadata(metadata);
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if (metadata.containsKey("secure")) {
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boolean secure = Boolean.parseBoolean(metadata.get("secure"));
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nacosServiceInstance.setSecure(secure);
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}
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return nacosServiceInstance;
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}
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private static List<ServiceInstance> hostToServiceInstanceList(
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List<Instance> instances, String serviceId) {
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List<ServiceInstance> result = new ArrayList<>(instances.size());
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for (Instance instance : instances) {
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result.add(hostToServiceInstance(instance, serviceId));
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}
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return result;
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}
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@Override
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public List<String> getServices() {
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try {
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ListView<String> services = discoveryProperties.namingServiceInstance()
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.getServicesOfServer(1, Integer.MAX_VALUE);
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return services.getData();
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}
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catch (Exception e) {
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LOGGER.error("get service name from nacos server fail,", e);
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return Collections.emptyList();
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}
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}
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}
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@ -1,46 +0,0 @@
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/*
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* Copyright (C) 2018 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.cloud.alibaba.nacos;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
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import org.springframework.boot.context.properties.EnableConfigurationProperties;
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import org.springframework.cloud.client.discovery.DiscoveryClient;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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/**
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* @author xiaojing
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*/
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@Configuration
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@ConditionalOnMissingBean(DiscoveryClient.class)
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@ConditionalOnNacosDiscoveryEnabled
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@EnableConfigurationProperties
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public class NacosDiscoveryClientAutoConfiguration {
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@Bean
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public DiscoveryClient nacosDiscoveryClient(
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NacosDiscoveryProperties discoveryProperties) {
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return new NacosDiscoveryClient(discoveryProperties);
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}
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@Bean
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@ConditionalOnMissingBean
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public NacosDiscoveryProperties nacosProperties() {
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return new NacosDiscoveryProperties();
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}
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}
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