1、安裝jdk

1.1 解除安裝openjdk

yum -y remove java java-1.8.0-openjdk

1.2 下載jdk

wget --no-cookies --header "Cookie: oraclelicense=accept-securebackup-cookie;" http://download.oracle.com/otn-pub/java/jdk/8u172-b11/a58eab1ec242421181065cdc37240b08/jdk-8u172-linux-x64.rpm

1.3 安裝jdk

rpm -ivh jdk-8u172-linux-x64.rpm

2、安裝maven

2.1 下載

wget http://mirrors.tuna.tsinghua.edu.cn/apache/maven/maven-3/3.5.3/binaries/apache-maven-3.5.3-bin.tar.gz

2.2 解壓

tar -zxvf apache-maven-3.5.3-bin.tar.gz 

2.3 配置環境變數 vi /etc/profile

export MAVEN_HOME=/opt/apache-maven-3.5.3
export PATH=$PATH:$MAVEN_HOME/bin

2.4 環境變數生效 source /etc/profile

3、安裝git

yum install git -y 

4、安裝docker

4.1 安裝docker

yum install docker -y

4.2 啟動docker

systemctl enable docker //設定為開機啟動
systemctl start docker //啟動docker服務

4.3 檢視docker是否安裝成功

docker images