spring cloud alibaba——Nacos 註冊中心

nacos簡介

在 spring cloud alibaba中，nacos類似於Eureka的功能，它的作用一個是註冊中心，另外一個是配置中心。

nacos文檔:：https://nacos.io/zh-cn/docs/what-is-nacos.html

nacos博客： https://nacos.io/zh-cn/blog/index.html

 

Nacos安裝方式 

可以通過源碼和發行包兩種方式來獲取 Nacos

1，源碼方式：

https://github.com/alibaba/nacos

下載zip或tar壓縮包，然後解壓,進入bin目錄，啓動sh腳本文件（ -m standalone表示單機運行不是集羣）

[root@instance-d6rdm793 local]# tar -zxvf nacos-server-1.2.0.tar.gz 
nacos/LICENSE
nacos/NOTICE
nacos/target/nacos-server.jar
nacos/conf/
nacos/conf/schema.sql
nacos/conf/nacos-mysql.sql
nacos/conf/application.properties.example
nacos/conf/nacos-logback.xml
nacos/conf/cluster.conf.example
nacos/conf/application.properties
nacos/bin/startup.sh
nacos/bin/startup.cmd
nacos/bin/shutdown.sh
nacos/bin/shutdown.cmd
[root@instance-d6rdm793 local]# ls
apache-tomcat-8.5.47.tar.gz  config server         etc     games    lib    libexec  nacos-server-1.2.0.tar.gz  sbin   shell  tomcat-8090    user-service-app
bin                          customer-service-app  eureka  include  lib64  nacos    nginx                      share  src    tomcat-8.5.47
[root@instance-d6rdm793 local]# cd nacos
[root@instance-d6rdm793 nacos]# ls
bin  conf  LICENSE  NOTICE  target
[root@instance-d6rdm793 nacos]# cd ..
[root@instance-d6rdm793 local]# cd nacos/bin/
[root@instance-d6rdm793 bin]# ls
shutdown.cmd  shutdown.sh  startup.cmd  startup.sh
[root@instance-d6rdm793 bin]# sh startup.sh -m standalone
/usr/lib/jvm/java-1.8.0/bin/java  -Xms512m -Xmx512m -Xmn256m -Dnacos.standalone=true -Djava.ext.dirs=/usr/lib/jvm/java-1.8.0/jre/lib/ext:/usr/lib/jvm/java-1.8.0/lib/ext -Xloggc:/usr/local/nacos/logs/nacos_gc.log -verbose:gc -XX:+PrintGCDetails -XX:+PrintGCDateStamps -XX:+PrintGCTimeStamps -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=10 -XX:GCLogFileSize=100M -Dloader.path=/usr/local/nacos/plugins/health,/usr/local/nacos/plugins/cmdb,/usr/local/nacos/plugins/mysql -Dnacos.home=/usr/local/nacos -jar /usr/local/nacos/target/nacos-server.jar  --spring.config.location=classpath:/,classpath:/config/,file:./,file:./config/,file:/usr/local/nacos/conf/ --logging.config=/usr/local/nacos/conf/nacos-logback.xml --server.max-http-header-size=524288
nacos is starting with standalone
nacos is starting，you can check the /usr/local/nacos/logs/start.out

然後輸入：ip:8848/nacos 就可以看到界面