feat: support service registry and discovery with Polaris and Nacos (#1724)
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2 days ago
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/*
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* Tencent is pleased to support the open source community by making spring-cloud-tencent available.
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*
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* Copyright (C) 2021 Tencent. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (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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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*/
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package com.tencent.cloud.polaris.registry.nacos;
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import com.tencent.cloud.polaris.extend.nacos.NacosContextProperties;
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import com.tencent.cloud.polaris.registry.PolarisServiceRegistryAutoConfiguration;
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import org.springframework.boot.autoconfigure.AutoConfigureBefore;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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@Configuration(proxyBeanMethods = false)
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@AutoConfigureBefore(PolarisServiceRegistryAutoConfiguration.class)
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public class NacosDiscoveryRegistryAutoConfiguration {
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@Bean
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@ConditionalOnMissingBean
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public NacosPolarisRegistrationCustomizer nacosPolarisRegistrationCustomizer(
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NacosContextProperties nacosContextProperties) {
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return new NacosPolarisRegistrationCustomizer(nacosContextProperties);
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}
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}
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/*
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* Tencent is pleased to support the open source community by making spring-cloud-tencent available.
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*
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* Copyright (C) 2021 Tencent. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (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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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*/
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package com.tencent.cloud.polaris.registry.nacos;
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import java.util.Map;
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import java.util.Objects;
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import com.tencent.cloud.polaris.extend.nacos.NacosContextProperties;
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import com.tencent.cloud.polaris.registry.PolarisRegistration;
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import com.tencent.cloud.polaris.registry.PolarisRegistrationCustomizer;
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import com.tencent.polaris.api.utils.StringUtils;
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import static com.tencent.polaris.plugins.connector.common.constant.NacosConstant.MetadataMapKey.NACOS_CLUSTER_KEY;
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import static com.tencent.polaris.plugins.connector.common.constant.NacosConstant.MetadataMapKey.NACOS_GROUP_KEY;
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import static shade.polaris.com.alibaba.nacos.api.common.Constants.DEFAULT_CLUSTER_NAME;
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import static shade.polaris.com.alibaba.nacos.api.common.Constants.DEFAULT_GROUP;
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public class NacosPolarisRegistrationCustomizer implements PolarisRegistrationCustomizer {
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NacosContextProperties nacosContextProperties;
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public NacosPolarisRegistrationCustomizer(NacosContextProperties nacosContextProperties) {
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this.nacosContextProperties = nacosContextProperties;
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}
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@Override
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public void customize(PolarisRegistration registration) {
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// put internal-nacos-cluster if necessary
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Map<String, String> instanceMetadata = registration.getMetadata();
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if (Objects.nonNull(nacosContextProperties)) {
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String clusterName = nacosContextProperties.getClusterName();
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if (StringUtils.isNotBlank(clusterName) && !DEFAULT_CLUSTER_NAME.equals(clusterName)) {
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instanceMetadata.put(NACOS_CLUSTER_KEY, clusterName);
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}
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String groupName = nacosContextProperties.getGroup();
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if (StringUtils.isNotBlank(groupName) && !DEFAULT_GROUP.equals(groupName)) {
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instanceMetadata.put(NACOS_GROUP_KEY, groupName);
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}
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}
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}
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}
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@ -0,0 +1,81 @@
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/*
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* Tencent is pleased to support the open source community by making spring-cloud-tencent available.
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*
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* Copyright (C) 2021 Tencent. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (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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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*/
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package com.tencent.cloud.polaris.registry;
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import java.util.Map;
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import com.tencent.cloud.polaris.context.PolarisSDKContextManager;
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import com.tencent.cloud.polaris.context.config.PolarisContextAutoConfiguration;
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import com.tencent.cloud.polaris.discovery.PolarisDiscoveryClientConfiguration;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.Test;
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import org.springframework.boot.autoconfigure.AutoConfigurations;
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import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
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import org.springframework.boot.test.context.runner.WebApplicationContextRunner;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import static com.tencent.polaris.test.common.Consts.PORT;
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import static com.tencent.polaris.test.common.Consts.SERVICE_PROVIDER;
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import static org.assertj.core.api.Assertions.assertThat;
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import static org.mockito.Mockito.mock;
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/**
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* Test for {@link NacosPolarisRegistrationCustomizerTest}.
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*
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* @author Yuwei Fu
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*/
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public class NacosPolarisRegistrationCustomizerTest {
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private final WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
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.withConfiguration(AutoConfigurations.of(
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PolarisContextAutoConfiguration.class,
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PolarisServiceRegistryAutoConfiguration.class,
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PolarisDiscoveryClientConfiguration.class))
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.withPropertyValues("spring.application.name=" + SERVICE_PROVIDER)
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.withPropertyValues("server.port=" + PORT)
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.withPropertyValues("spring.cloud.nacos.discovery.cluster-name=nacos")
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.withPropertyValues("spring.cloud.nacos.discovery.group=nacos")
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.withPropertyValues("spring.cloud.polaris.address=grpc://127.0.0.1:10081");
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@BeforeEach
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public void setUp() {
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PolarisSDKContextManager.innerDestroy();
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}
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@Test
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public void testCustomize() {
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this.contextRunner.run(context -> {
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PolarisRegistration polarisRegistration = context.getBean(PolarisRegistration.class);
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polarisRegistration.customize();
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Map<String, String> metadata = polarisRegistration.getMetadata();
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assertThat(metadata.get("nacos.cluster")).isEqualTo("nacos");
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assertThat(metadata.get("nacos.group")).isEqualTo("nacos");
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});
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}
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@Configuration
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@EnableAutoConfiguration
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static class PolarisServiceRegistryAutoConfiguration {
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@Bean
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public PolarisRegistrationCustomizer polarisRegistrationCustomizer() {
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return mock(PolarisRegistrationCustomizer.class);
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}
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}
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}
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@ -1,108 +0,0 @@
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/*
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* Tencent is pleased to support the open source community by making spring-cloud-tencent available.
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*
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* Copyright (C) 2021 Tencent. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (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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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
|
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*/
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package com.tencent.cloud.common.util;
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/**
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* Utils for Discovery.
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*/
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public final class DiscoveryUtil {
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private static String ENABLE_NACOS;
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private static String ENABLE_NACOS_DISCOVERY;
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private static String ENABLE_NACOS_REGISTRY;
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private static String ENABLE_POLARIS_DISCOVERY;
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private static String NACOS_GROUP;
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private static String NACOS_NAMESPACE;
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private static final Object MUTEX = new Object();
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private static boolean INITIALIZE = false;
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private DiscoveryUtil() {
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}
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/**
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* rewrite serviceId when open double registry and discovery by nacos and polaris.
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*
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* @param serviceId service id
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* @return new service id
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*/
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public static String rewriteServiceId(String serviceId) {
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init();
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if (Boolean.parseBoolean(ENABLE_NACOS)) {
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boolean rewrite = false;
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if (Boolean.parseBoolean(ENABLE_NACOS_REGISTRY) && Boolean.parseBoolean(ENABLE_POLARIS_DISCOVERY)) {
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rewrite = true;
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}
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if (Boolean.parseBoolean(ENABLE_NACOS_DISCOVERY) || Boolean.parseBoolean(ENABLE_POLARIS_DISCOVERY)) {
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rewrite = true;
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}
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if (rewrite) {
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serviceId = NACOS_GROUP + "__" + serviceId;
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}
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}
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return serviceId;
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}
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/**
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* rewrite namespace when open double registry and discovery by nacos and polaris.
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*
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* @param namespace namespace
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* @return new namespace
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*/
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public static String rewriteNamespace(String namespace) {
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init();
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if (Boolean.parseBoolean(ENABLE_NACOS)) {
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boolean rewrite = false;
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if (Boolean.parseBoolean(ENABLE_NACOS_REGISTRY) && Boolean.parseBoolean(ENABLE_POLARIS_DISCOVERY)) {
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rewrite = true;
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}
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if (Boolean.parseBoolean(ENABLE_NACOS_DISCOVERY) || Boolean.parseBoolean(ENABLE_POLARIS_DISCOVERY)) {
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rewrite = true;
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}
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if (rewrite) {
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namespace = NACOS_NAMESPACE;
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}
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}
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return namespace;
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}
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private static void init() {
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if (INITIALIZE) {
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return;
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}
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synchronized (MUTEX) {
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if (INITIALIZE) {
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return;
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}
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ENABLE_NACOS = ApplicationContextAwareUtils.getProperties("spring.cloud.nacos.enabled");
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ENABLE_NACOS_DISCOVERY = ApplicationContextAwareUtils.getProperties("spring.cloud.nacos.discovery.enabled");
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ENABLE_NACOS_REGISTRY = ApplicationContextAwareUtils.getProperties("spring.cloud.nacos.discovery.register-enabled");
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ENABLE_POLARIS_DISCOVERY = ApplicationContextAwareUtils.getProperties("spring.cloud.polaris.discovery.enabled");
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NACOS_GROUP = ApplicationContextAwareUtils.getProperties("spring.cloud.nacos.discovery.group", "DEFAULT_GROUP");
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NACOS_NAMESPACE = ApplicationContextAwareUtils.getProperties("spring.cloud.nacos.discovery.namespace", "public");
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INITIALIZE = true;
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}
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}
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}
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