1、下载Maven
2、配置环境变量
vim /etc/profile
export MAVEN_HOME=/opt/maven
export PATH=$MAVEN_HOME/bin:$PATH
#保存
ESC
:wq
#刷新环境变量
source /etc/profile
mvn -v
3、替换maven/conf/settings.xml
https://blog.csdn.net/xionglangs/article/details/121136475
cat /opt/maven/conf/settings.xml