【移除】Apollo 配置中心，简化学习成本
YunaiV
3 years ago
parent
b3d8c503f5
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<groupId>cn.iocoder.boot</groupId>
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<artifactId>yudao-framework</artifactId>
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<version>${revision}</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>yudao-spring-boot-starter-config</artifactId>
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<packaging>jar</packaging>
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<name>${project.artifactId}</name>
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<description>配置中心，基于 Apollo 魔改实现</description>
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<url>https://github.com/YunaiV/ruoyi-vue-pro</url>
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<dependencies>
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<dependency>
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<groupId>cn.iocoder.boot</groupId>
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<artifactId>yudao-common</artifactId>
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</dependency>
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<!-- Spring 核心 -->
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter</artifactId>
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</dependency>
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<!-- Config 配置中心相关 -->
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<dependency>
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<groupId>com.ctrip.framework.apollo</groupId>
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<artifactId>apollo-client</artifactId> <!-- 引入 Apollo Client 库，实现内嵌的配置中心 -->
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</dependency>
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</dependencies>
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</project>
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package cn.iocoder.yudao.framework.apollo.internals;
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import cn.iocoder.yudao.framework.apollo.spi.DBConfigFactory;
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import com.ctrip.framework.apollo.exceptions.ApolloConfigException;
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import com.ctrip.framework.apollo.internals.*;
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import com.ctrip.framework.apollo.spi.*;
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import com.ctrip.framework.apollo.tracer.Tracer;
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import com.ctrip.framework.apollo.util.ConfigUtil;
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import com.ctrip.framework.apollo.util.factory.DefaultPropertiesFactory;
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import com.ctrip.framework.apollo.util.factory.PropertiesFactory;
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import com.ctrip.framework.apollo.util.http.DefaultHttpClient;
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import com.ctrip.framework.apollo.util.yaml.YamlParser;
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import com.google.inject.AbstractModule;
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import com.google.inject.Guice;
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import com.google.inject.Singleton;
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/**
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* Guice injector
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*
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* 基于 Guice 注入器实现类
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*
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* @author Jason Song(song_s@ctrip.com)
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*/
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public class DefaultXInjector implements Injector {
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private final com.google.inject.Injector m_injector;
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public DefaultXInjector() {
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try {
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m_injector = Guice.createInjector(new ApolloModule());
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} catch (Throwable ex) {
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ApolloConfigException exception = new ApolloConfigException("Unable to initialize Guice Injector!", ex);
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Tracer.logError(exception);
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throw exception;
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}
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}
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@Override
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public <T> T getInstance(Class<T> clazz) {
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try {
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return m_injector.getInstance(clazz);
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} catch (Throwable ex) {
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Tracer.logError(ex);
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throw new ApolloConfigException(String.format("Unable to load instance for %s!", clazz.getName()), ex);
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}
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}
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@Override
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public <T> T getInstance(Class<T> clazz, String name) {
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// Guice does not support get instance by type and name
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return null;
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}
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private static class ApolloModule extends AbstractModule {
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@Override
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protected void configure() {
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bind(ConfigManager.class).to(DefaultConfigManager.class).in(Singleton.class);
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bind(ConfigFactoryManager.class).to(DefaultConfigFactoryManager.class).in(Singleton.class);
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bind(ConfigRegistry.class).to(DefaultConfigRegistry.class).in(Singleton.class);
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// 自定义 ConfigFactory 实现，使用 DB 作为数据源
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bind(ConfigFactory.class).to(DBConfigFactory.class).in(Singleton.class);
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bind(ConfigUtil.class).in(Singleton.class);
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bind(DefaultHttpClient.class).in(Singleton.class);
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bind(ConfigServiceLocator.class).in(Singleton.class);
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bind(RemoteConfigLongPollService.class).in(Singleton.class);
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bind(YamlParser.class).in(Singleton.class);
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bind(PropertiesFactory.class).to(DefaultPropertiesFactory.class).in(Singleton.class);
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}
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}
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}
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package cn.iocoder.yudao.framework.apollo.internals.dto;
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import lombok.Data;
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import java.time.LocalDateTime;
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/**
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* 配置 Response DTO
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*
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* @author 芋道源码
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*/
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@Data
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public class ConfigRespDTO {
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/**
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* 参数键名
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*/
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private String key;
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/**
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* 参数键值
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*/
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private String value;
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/**
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* 是否删除
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*/
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private Boolean deleted;
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/**
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* 更新时间
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*/
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private LocalDateTime updateTime;
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}
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package cn.iocoder.yudao.framework.apollo.spi;
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import cn.iocoder.yudao.framework.apollo.internals.DBConfigRepository;
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import com.ctrip.framework.apollo.Config;
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import com.ctrip.framework.apollo.ConfigFile;
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import com.ctrip.framework.apollo.core.enums.ConfigFileFormat;
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import com.ctrip.framework.apollo.internals.ConfigRepository;
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import com.ctrip.framework.apollo.internals.DefaultConfig;
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import com.ctrip.framework.apollo.spi.ConfigFactory;
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/**
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* 基于 DB 的 ConfigFactory 实现类
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*
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* @author 芋道源码
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*/
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public class DBConfigFactory implements ConfigFactory {
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@Override
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public Config create(String namespace) {
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return new DefaultConfig(namespace, this.createDBConfigRepository(namespace));
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}
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@Override
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public ConfigFile createConfigFile(String namespace, ConfigFileFormat configFileFormat) {
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throw new UnsupportedOperationException("暂不支持 Apollo 配置文件");
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}
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private ConfigRepository createDBConfigRepository(String namespace) {
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return new DBConfigRepository(namespace);
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}
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}
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cn.iocoder.yudao.framework.apollo.internals.DefaultXInjector
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org.springframework.boot.env.EnvironmentPostProcessor=\
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cn.iocoder.yudao.framework.apollo.spring.boot.ApolloApplicationContextInitializer
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package cn.iocoder.yudao.module.infra.dal.mysql.config;
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import cn.hutool.core.date.LocalDateTimeUtil;
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import cn.iocoder.yudao.framework.apollo.internals.ConfigFrameworkDAO;
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import cn.iocoder.yudao.framework.apollo.internals.dto.ConfigRespDTO;
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import org.springframework.jdbc.core.JdbcTemplate;
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import org.springframework.jdbc.datasource.DriverManagerDataSource;
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import javax.sql.DataSource;
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import java.time.LocalDateTime;
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import java.util.List;
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/**
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* ConfigDAOImpl 实现类
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*
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* @author 芋道源码
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*/
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public class ConfigDAOImpl implements ConfigFrameworkDAO {
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private final JdbcTemplate jdbcTemplate;
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public ConfigDAOImpl(String jdbcUrl, String username, String password) {
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DataSource dataSource = new DriverManagerDataSource(jdbcUrl, username, password);
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this.jdbcTemplate = new JdbcTemplate(dataSource);
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}
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@Override
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public int selectCountByUpdateTimeGt(LocalDateTime maxUpdateTime) {
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return jdbcTemplate.queryForObject("SELECT COUNT(*) FROM infra_config WHERE update_time > ?",
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Integer.class, maxUpdateTime);
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}
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@Override
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public List<ConfigRespDTO> selectList() {
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return jdbcTemplate.query("SELECT config_key, value, update_time, deleted FROM infra_config",
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(rs, rowNum) -> new ConfigRespDTO().setKey(rs.getString("config_key"))
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.setValue(rs.getString("value"))
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.setUpdateTime(LocalDateTimeUtil.of(rs.getDate("update_time")))
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.setDeleted(rs.getBoolean("deleted")));
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}
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}
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package cn.iocoder.yudao.module.infra.mq.consumer.config;
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import cn.iocoder.yudao.framework.apollo.internals.DBConfigRepository;
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import cn.iocoder.yudao.framework.mq.core.pubsub.AbstractChannelMessageListener;
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import cn.iocoder.yudao.module.infra.mq.message.config.ConfigRefreshMessage;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Component;
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/**
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* 针对 {@link ConfigRefreshMessage} 的消费者
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*
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* @author 芋道源码
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*/
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@Component
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@Slf4j
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public class ConfigRefreshConsumer extends AbstractChannelMessageListener<ConfigRefreshMessage> {
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@Override
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public void onMessage(ConfigRefreshMessage message) {
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log.info("[onMessage][收到 Config 刷新消息]");
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DBConfigRepository.noticeSync();
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}
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}
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package cn.iocoder.yudao.module.infra.mq.message.config;
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import cn.iocoder.yudao.framework.mq.core.pubsub.AbstractChannelMessage;
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import lombok.Data;
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/**
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* 配置数据刷新 Message
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*/
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@Data
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public class ConfigRefreshMessage extends AbstractChannelMessage {
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@Override
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public String getChannel() {
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return "infra.config.refresh";
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}
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}
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package cn.iocoder.yudao.module.infra.mq.producer.config;
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import cn.iocoder.yudao.module.infra.mq.message.config.ConfigRefreshMessage;
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import cn.iocoder.yudao.framework.mq.core.RedisMQTemplate;
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import org.springframework.stereotype.Component;
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import javax.annotation.Resource;
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/**
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* Config 配置相关消息的 Producer
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*/
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@Component
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public class ConfigProducer {
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@Resource
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private RedisMQTemplate redisMQTemplate;
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/**
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* 发送 {@link ConfigRefreshMessage} 消息
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*/
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public void sendConfigRefreshMessage() {
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ConfigRefreshMessage message = new ConfigRefreshMessage();
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redisMQTemplate.send(message);
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}
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}
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