Haotian Zhang
2 years ago
committed by
GitHub
commit
f2c48739f5
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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) 2019 THL A29 Limited, a Tencent company. 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.constant;
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/**
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* Constant for Context.
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*
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* @author skyehtzhang
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*/
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public interface ContextConstant {
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/**
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* Order of configuration modifier.
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*/
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interface ModifierOrder {
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/**
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* First modifier order.
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*/
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Integer FIRST = Integer.MIN_VALUE;
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/**
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* Last modifier order.
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*/
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Integer LAST = Integer.MAX_VALUE;
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/**
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* Order of circuit breaker configuration modifier.
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*/
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Integer CIRCUIT_BREAKER_ORDER = 1;
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}
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}
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@ -0,0 +1,126 @@
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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) 2019 THL A29 Limited, a Tencent company. 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.context.extend.consul;
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import com.tencent.cloud.common.constant.ContextConstant.ModifierOrder;
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import com.tencent.cloud.polaris.context.PolarisConfigModifier;
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import com.tencent.polaris.api.config.plugin.DefaultPlugins;
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import com.tencent.polaris.factory.config.ConfigurationImpl;
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import com.tencent.polaris.factory.config.global.ServerConnectorConfigImpl;
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import com.tencent.polaris.plugins.connector.common.constant.ConsulConstant.MetadataMapKey;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Map;
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import org.apache.commons.lang.StringUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnExpression;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
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import org.springframework.boot.context.properties.ConfigurationProperties;
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import org.springframework.context.annotation.Bean;
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import org.springframework.util.CollectionUtils;
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/**
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* Discovery configuration of Consul.
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*
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* @author Haotian Zhang
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*/
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@ConditionalOnExpression("'true'.equals('${spring.cloud.consul.enabled:true}')"
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+ " && 'true'.equals('${spring.cloud.consul.discovery.enabled:true}')")
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@ConfigurationProperties("spring.cloud.consul")
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public class ConsulContextProperties {
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/**
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* Host of consul(or consul agent)
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*/
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private String host;
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private int port;
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private boolean enabled;
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@Value("${spring.cloud.consul.discovery.register:#{'true'}}")
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private boolean register;
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@Value("${spring.cloud.consul.discovery.enabled:#{'true'}}")
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private boolean discoveryEnabled;
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@Value("${spring.cloud.consul.discovery.instance-id:}")
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private String instanceId;
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@Value("${spring.cloud.consul.discovery.service-name:${spring.application.name:}}")
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private String serviceName;
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@Value("${spring.cloud.consul.discovery.ip-address:}")
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private String ipAddress;
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@Value("${spring.cloud.consul.discovery.prefer-ip-address:#{'false'}}")
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private boolean preferIpAddress;
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public void setHost(String host) {
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this.host = host;
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}
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public void setPort(int port) {
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this.port = port;
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}
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public void setEnabled(boolean enabled) {
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this.enabled = enabled;
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}
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@Bean
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@ConditionalOnMissingBean
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public ConsulConfigModifier consulConfigModifier() {
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return new ConsulConfigModifier();
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}
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private static class ConsulConfigModifier implements PolarisConfigModifier {
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@Autowired(required = false)
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private ConsulContextProperties consulContextProperties;
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@Override
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public void modify(ConfigurationImpl configuration) {
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if (consulContextProperties != null && consulContextProperties.enabled
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&& consulContextProperties.discoveryEnabled && consulContextProperties.register) {
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if (CollectionUtils.isEmpty(configuration.getGlobal().getServerConnectors())) {
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configuration.getGlobal().setServerConnectors(new ArrayList<>());
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}
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configuration.getGlobal().getServerConnectors().add(configuration.getGlobal().getServerConnector());
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ServerConnectorConfigImpl serverConnectorConfig = new ServerConnectorConfigImpl();
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serverConnectorConfig.setAddresses(
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Collections.singletonList(consulContextProperties.host + ":" + consulContextProperties.port));
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serverConnectorConfig.setProtocol(DefaultPlugins.SERVER_CONNECTOR_CONSUL);
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Map<String, String> metadata = serverConnectorConfig.getMetadata();
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if (StringUtils.isNotBlank(consulContextProperties.serviceName)) {
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metadata.put(MetadataMapKey.SERVICE_NAME_KEY, consulContextProperties.serviceName);
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}
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if (StringUtils.isNotBlank(consulContextProperties.instanceId)) {
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metadata.put(MetadataMapKey.INSTANCE_ID_KEY, consulContextProperties.instanceId);
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}
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if (consulContextProperties.preferIpAddress && StringUtils.isNotBlank(
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consulContextProperties.ipAddress)) {
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metadata.put(MetadataMapKey.PREFER_IP_ADDRESS_KEY,
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String.valueOf(consulContextProperties.preferIpAddress));
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metadata.put(MetadataMapKey.IP_ADDRESS_KEY, consulContextProperties.ipAddress);
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}
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configuration.getGlobal().getServerConnectors().add(serverConnectorConfig);
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}
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}
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@Override
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public int getOrder() {
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return ModifierOrder.LAST;
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}
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}
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}
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