From b0a42b8603bfbfcee639af2731fd770274a9cff3 Mon Sep 17 00:00:00 2001 From: qiushijie Date: Thu, 22 Feb 2024 15:40:14 +0800 Subject: [PATCH] =?UTF-8?q?=E5=AD=A6=E4=B9=A0nacos=E9=85=8D=E7=BD=AE?= =?UTF-8?q?=E4=B8=AD=E5=BF=83?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .idea/vcs.xml | 6 +++ nacos-producer-8081/pom.xml | 8 ++++ .../src/main/java/org/example/App.java | 24 ++++++++++-- .../example/controller/ConfigController.java | 21 +++++++++++ .../src/main/resources/application-prod.yml | 11 ++++++ .../src/main/resources/application.yml | 15 +------- .../src/main/resources/bootstrap.yml | 37 +++++++++++++++++++ pom.xml | 1 + 8 files changed, 107 insertions(+), 16 deletions(-) create mode 100644 .idea/vcs.xml create mode 100644 nacos-producer-8081/src/main/java/org/example/controller/ConfigController.java create mode 100644 nacos-producer-8081/src/main/resources/application-prod.yml create mode 100644 nacos-producer-8081/src/main/resources/bootstrap.yml diff --git a/.idea/vcs.xml b/.idea/vcs.xml new file mode 100644 index 0000000..94a25f7 --- /dev/null +++ b/.idea/vcs.xml @@ -0,0 +1,6 @@ + + + + + + \ No newline at end of file diff --git a/nacos-producer-8081/pom.xml b/nacos-producer-8081/pom.xml index 5bfc36f..0e0f0dc 100644 --- a/nacos-producer-8081/pom.xml +++ b/nacos-producer-8081/pom.xml @@ -17,4 +17,12 @@ UTF-8 + + + + com.alibaba.cloud + spring-cloud-starter-alibaba-nacos-config + + + \ No newline at end of file diff --git a/nacos-producer-8081/src/main/java/org/example/App.java b/nacos-producer-8081/src/main/java/org/example/App.java index 4fe6697..01a23b3 100644 --- a/nacos-producer-8081/src/main/java/org/example/App.java +++ b/nacos-producer-8081/src/main/java/org/example/App.java @@ -2,6 +2,9 @@ package org.example; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; +import org.springframework.context.ConfigurableApplicationContext; + +import java.util.concurrent.TimeUnit; /** * Hello world! @@ -10,8 +13,23 @@ import org.springframework.boot.autoconfigure.SpringBootApplication; @SpringBootApplication public class App { - public static void main( String[] args ) - { - SpringApplication.run(App.class,args); + public static void main( String[] args ) throws InterruptedException { + ConfigurableApplicationContext applicationContent = SpringApplication.run(App.class, args); + while (true){ + String name = applicationContent.getEnvironment().getProperty("name"); + String password = applicationContent.getEnvironment().getProperty("password"); + String text = applicationContent.getEnvironment().getProperty("text"); + String common = applicationContent.getEnvironment().getProperty("common"); + System.out.println("------name--------:"+name); + System.out.println("------password--------:"+password); + System.out.println("------common--------:"+common); + TimeUnit.SECONDS.sleep(1); + } + + + // nacos客户端 每10ms根据MD5去注册中心进行判断，如果发生变化会重新拉取 + // 但出现客户端一致拉取的情况，原因可能是 1、客户端的nacos与服务端的nacos版本不一致，2、设置了命名空间 + + } } diff --git a/nacos-producer-8081/src/main/java/org/example/controller/ConfigController.java b/nacos-producer-8081/src/main/java/org/example/controller/ConfigController.java new file mode 100644 index 0000000..2042648 --- /dev/null +++ b/nacos-producer-8081/src/main/java/org/example/controller/ConfigController.java @@ -0,0 +1,21 @@ +package org.example.controller; + +import org.springframework.beans.factory.annotation.Value; +import org.springframework.cloud.context.config.annotation.RefreshScope; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.RestController; + +@RestController +@RequestMapping("/config") +@RefreshScope +public class ConfigController { + + @Value("${name}") + private String name; + + @RequestMapping("/get") + public String get() { + return name; + } + +} \ No newline at end of file diff --git a/nacos-producer-8081/src/main/resources/application-prod.yml b/nacos-producer-8081/src/main/resources/application-prod.yml new file mode 100644 index 0000000..897e3f6 --- /dev/null +++ b/nacos-producer-8081/src/main/resources/application-prod.yml @@ -0,0 +1,11 @@ +server: + port: 8081 +# cloud: +# nacos: +# discovery: +# server-addr: 127.0.0.1:8848 +#management: +# endpoints: +# web: +# exposure: +# include: * \ No newline at end of file diff --git a/nacos-producer-8081/src/main/resources/application.yml b/nacos-producer-8081/src/main/resources/application.yml index 43c77a3..90385b2 100644 --- a/nacos-producer-8081/src/main/resources/application.yml +++ b/nacos-producer-8081/src/main/resources/application.yml @@ -1,14 +1,3 @@ -server: - port: 8081 spring: - application: - name: nacos-producer - cloud: - nacos: - discovery: - server-addr: 127.0.0.1:8848 -#management: -# endpoints: -# web: -# exposure: -# include: * \ No newline at end of file + profiles: + active: prod \ No newline at end of file diff --git a/nacos-producer-8081/src/main/resources/bootstrap.yml b/nacos-producer-8081/src/main/resources/bootstrap.yml new file mode 100644 index 0000000..1329879 --- /dev/null +++ b/nacos-producer-8081/src/main/resources/bootstrap.yml @@ -0,0 +1,37 @@ +# bootstrap文件是spring cloud扩展的配置文件，关于nacos的配置信息可以放置在这里 + +spring: + application: + # 会自动根据服务名拉去 dataid 对应的配置文件（服务名与dataid一致） + # 如果dataid与服务名不一致，则需要手动置顶，跟服务名一致的的dataid文件称为默认的配置文件 + # 默认的配置文件支持profiles配置，即：nacos-producer-dev,nacos-producer-prod + # ${spring.application.name}-${profile}. ${file-extension:properties} + name: nacos-producer + cloud: + nacos: + # 如果服务端开启了权限管理，则必须填写用户信息和分组 + username: nacos + password: nacos + + discovery: + server-addr: 127.0.0.1:8848 + config: + namespace: 64b4b4b4-c07d-4049-a3d5-34e08abcb093 + group: test + server-addr: 127.0.0.1:8848 + file-extension: yaml # nacos配置中心的配置文件默认是properties格式的（只针对默认配置文件和profile），如果改为yaml文件需要添加声明，除了默认的配置文件都需要加上文件后缀 + #refresh-enable: false #禁止更新，一般不用 + shared-configs: #读取公共配置 + - data-id: producer-common.properties #下标[0] + group: test # 默认是DEFAULT_GROUP + refresh: true + - data-id: producer-common2.properties #下标[1] + group: test # 默认是DEFAULT_GROUP + refresh: true + extension-configs[0]: + data-id: producer-common.properties + group: test # 默认是DEFAULT_GROUP + refresh: true + +# 配置文件的优先级（优先级大的会覆盖优先级晓得，并且会形成互补） +# profile > 默认配置文件 > extension-configs > shared-configs(下标越大优先级就越大) diff --git a/pom.xml b/pom.xml index 14e00d9..2624eb4 100644 --- a/pom.xml +++ b/pom.xml @@ -67,6 +67,7 @@ spring-boot-starter-actuator + com.alibaba.cloud spring-cloud-starter-alibaba-nacos-discovery