liubao68 commented on code in PR #4564: URL: https://github.com/apache/servicecomb-java-chassis/pull/4564#discussion_r1808580303
########## service-registry/registry-etcd/src/main/java/org/apache/servicecomb/registry/etcd/EtcdRegistration.java: ########## @@ -0,0 +1,197 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.servicecomb.registry.etcd; + +import io.etcd.jetcd.ByteSequence; +import io.etcd.jetcd.Client; +import io.etcd.jetcd.KV; +import io.etcd.jetcd.Lease; +import io.etcd.jetcd.kv.PutResponse; +import io.etcd.jetcd.options.PutOption; +import org.apache.commons.lang3.StringUtils; +import org.apache.servicecomb.config.BootStrapProperties; +import org.apache.servicecomb.config.DataCenterProperties; +import org.apache.servicecomb.foundation.common.utils.JsonUtils; +import org.apache.servicecomb.registry.RegistrationId; +import org.apache.servicecomb.registry.api.DataCenterInfo; +import org.apache.servicecomb.registry.api.MicroserviceInstanceStatus; +import org.apache.servicecomb.registry.api.Registration; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.core.env.Environment; + +import java.nio.charset.Charset; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.Executors; +import java.util.concurrent.ScheduledExecutorService; +import java.util.concurrent.TimeUnit; + +public class EtcdRegistration implements Registration<EtcdRegistrationInstance> { + + private EtcdInstance etcdInstance; + + private Environment environment; + + private String basePath; + + private RegistrationId registrationId; + + private DataCenterProperties dataCenterProperties; + + private EtcdRegistryProperties etcdRegistryProperties; + + private Client client; + + private ScheduledExecutorService executorService; + + private String keyPath; + + private Long leaseId; + + @Autowired + @SuppressWarnings("unused") + public void setEnvironment(Environment environment) { + this.environment = environment; + } + + @Autowired + @SuppressWarnings("unused") + public void setEtcdRegistryProperties(EtcdRegistryProperties etcdRegistryProperties) { + this.etcdRegistryProperties = etcdRegistryProperties; + } + + @Autowired + public void setRegistrationId(RegistrationId registrationId) { + this.registrationId = registrationId; + } + + @Autowired + @SuppressWarnings("unused") + public void setDataCenterProperties(DataCenterProperties dataCenterProperties) { + this.dataCenterProperties = dataCenterProperties; + } + + @Override + public String name() { + return EtcdConst.ETCD_REGISTRY_NAME; + } + + @Override + public EtcdRegistrationInstance getMicroserviceInstance() { + return new EtcdRegistrationInstance(etcdInstance); + } + + @Override + public boolean updateMicroserviceInstanceStatus(MicroserviceInstanceStatus status) { + return true; + } + + @Override + public void addSchema(String schemaId, String content) { + if (etcdRegistryProperties.isEnableSwaggerRegistration()) { + etcdInstance.addSchema(schemaId, content); + } + } + + @Override + public void addEndpoint(String endpoint) { + etcdInstance.addEndpoint(endpoint); + } + + @Override + public void addProperty(String key, String value) { + etcdInstance.addProperty(key, value); + } + + @Override + public boolean enabled() { + return etcdRegistryProperties.isEnabled(); + } + + @Override + public void init() { + String env = BootStrapProperties.readServiceEnvironment(environment); + if (StringUtils.isEmpty(env)) { + env = EtcdConst.ETCD_DEFAULT_ENVIRONMENT; + } + basePath = String.format(EtcdConst.ETCD_DISCOVERY_ROOT, env); + etcdInstance = new EtcdInstance(); + etcdInstance.setInstanceId(registrationId.getInstanceId()); + etcdInstance.setEnvironment(env); + etcdInstance.setApplication(BootStrapProperties.readApplication(environment)); + etcdInstance.setServiceName(BootStrapProperties.readServiceName(environment)); + etcdInstance.setAlias(BootStrapProperties.readServiceAlias(environment)); + etcdInstance.setDescription(BootStrapProperties.readServiceDescription(environment)); + if (StringUtils.isNotEmpty(dataCenterProperties.getName())) { + DataCenterInfo dataCenterInfo = new DataCenterInfo(); + dataCenterInfo.setName(dataCenterProperties.getName()); + dataCenterInfo.setRegion(dataCenterProperties.getRegion()); + dataCenterInfo.setAvailableZone(dataCenterProperties.getAvailableZone()); + etcdInstance.setDataCenterInfo(dataCenterInfo); + } + etcdInstance.setProperties(BootStrapProperties.readServiceProperties(environment)); + etcdInstance.setVersion(BootStrapProperties.readServiceVersion(environment)); + } + + @Override + public void run() { + client = Client.builder().endpoints(etcdRegistryProperties.getConnectString()) + .build(); + keyPath = basePath + "/" + + BootStrapProperties.readApplication(environment) + "/" + + BootStrapProperties.readServiceName(environment) + "/" + + registrationId.getInstanceId(); + + String valueJson = MuteExceptionUtil.builder().withLog("to json, key:{}, value:{}", keyPath, etcdInstance) + .executeFunction(JsonUtils::writeValueAsString, etcdInstance); + register(ByteSequence.from(keyPath, Charset.defaultCharset()), + ByteSequence.from(valueJson, Charset.defaultCharset())); + } + + public void register(ByteSequence key, ByteSequence value) { Review Comment: better be private -- This is an automated message from the Apache Git Service. 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