开源配置中心 - Apollo
Apollo(阿波罗)是携程框架部门研发的配置管理平台,能够集中化管理应用不同环境、不同集群的配置,配置修改后能够实时推送到应用端,并且具备规范的权限、流程治理等特性。服务端基于Spring Boot和Spring Cloud开发,打包后可以直接运行,不需要额外安装Tomcat等应用容器。
检出代码
可以fork下然后本地使用idea打开
数据库脚本
执行以下脚本创建ApolloConifgDB、ApolloPortalDB
- apollo.scripts.sql.apolloconfigdb.sql
- apollo.scripts.sql.apolloportaldb.sql
启动configservice adminservice
Main class配置
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com.ctrip.framework.apollo.assembly.ApolloApplication
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VM opions
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-Dapollo_profile=github
-Dspring.datasource.url=jdbc:mysql: //localhost:3306/ApolloConfigDB?characterEncoding=utf8
-Dspring.datasource.username=root
-Dspring.datasource.password=
Program arguments
--configservice --adminservice
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启动完后,打开 http://localhost:8080可以看到apollo-configservice和apollo-adminservice都已经启动完成并注册到Eureka
启动Apollo-Portal
Main class配置
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com.ctrip.framework.apollo.portal.PortalApplication
-Dapollo_profile=github,auth
-Ddev_meta=http: //localhost:8080/
-Dserver.port= 8070
-Dspring.datasource.url=jdbc:mysql: //localhost:3306/ApolloPortalDB?characterEncoding=utf8
-Dspring.datasource.username=root
-Dspring.datasource.password=
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如果启用了auth profile的话,默认的用户名是apollo,密码是admin
应用在SIT、UAT、生产环境机器上
1.新增目录/opt/data/目录,且有可读写权限;
2.新增文件:/opt/settings/server.properties 且加入配置:
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env=DEV
sit: env=FAT
uat: env=UAT
生产:env=PRO
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客户端例子
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@Component 设置组件名称
@RefreshScope 指定配置改变可以刷新
@ConfigurationProperties (prefix = "redis.cache" )
@Component ( "sampleRedisConfig" )
@RefreshScope
public class SampleRedisConfig {
private static final Logger logger = LoggerFactory.getLogger(SampleRedisConfig. class );
private int expireSeconds;
private String clusterNodes;
private int commandTimeout;
private Map<String, String> someMap = Maps.newLinkedHashMap();
private List<String> someList = Lists.newLinkedList();
@PostConstruct
private void initialize() {
logger.info(
"SampleRedisConfig initialized - expireSeconds: {}, clusterNodes: {}, commandTimeout: {}, someMap: {}, someList: {}" ,
expireSeconds, clusterNodes, commandTimeout, someMap, someList);
}
public void setExpireSeconds( int expireSeconds) {
this .expireSeconds = expireSeconds;
}
public void setClusterNodes(String clusterNodes) {
this .clusterNodes = clusterNodes;
}
public void setCommandTimeout( int commandTimeout) {
this .commandTimeout = commandTimeout;
}
public Map<String, String> getSomeMap() {
return someMap;
}
public List<String> getSomeList() {
return someList;
}
@Override
public String toString() {
return String.format(
"[SampleRedisConfig] expireSeconds: %d, clusterNodes: %s, commandTimeout: %d, someMap: %s, someList: %s" ,
expireSeconds, clusterNodes, commandTimeout, someMap, someList);
}
}
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设置监听
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@Component
public class SpringBootApolloRefreshConfig {
private static final Logger logger = LoggerFactory.getLogger(SpringBootApolloRefreshConfig. class );
@Autowired
private ApolloRefreshConfig apolloRefreshConfig;
@Autowired
private SampleRedisConfig sampleRedisConfig;
@Autowired
private RefreshScope refreshScope;
@ApolloConfigChangeListener
public void onChange(ConfigChangeEvent changeEvent) {
logger.info( "before refresh {}" , sampleRedisConfig.toString());
refreshScope.refresh( "sampleRedisConfig" );
logger.info( "after refresh {}" , sampleRedisConfig.toString());
}
}
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总结
以上所述是小编给大家介绍的spring cloud 阿波罗 apollo 本地开发环境搭建过程,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对服务器之家网站的支持!
原文链接:http://blog.csdn.net/qq_27384769/article/details/79123193