安装 JDK
Oracle JDK 下载地址
https://www.oracle.com/technetwork/java/javase/downloads/java-archive-javase8-2177648.html
- rpm 安装方式
~]# rpm -ivh jdk-8u192-linux-x64.rpm
~]# vim /etc/profile.d/java.sh
export JAVA_HOME=/usr/java/default
export PATH=$JAVA_HOME/bin:$PATH
~]# . /etc/profile.d/java.sh
~]# java -version
java version "1.8.0_192"
Java(TM) SE Runtime Environment (build 1.8.0_192-b12)
Java HotSpot(TM) 64-Bit Server VM (build 25.192-b12, mixed mode)
- 二进制安装方式
~]# tar xf jdk-8u211-linux-x64.tar.gz
~]# mkdir /apps && cd /apps
~]# ln -sv /usr/local/src/jdk1.8.0_211 /apps/jdk
~]# vim /etc/profile.d/java.sh
export JAVA_HOME=/apps/jdk
export CLASSPATH=$JAVA_HOME/jre/lib/rt.jar:$JAVA_HOME/lib/dt.jar:/$JAVA_HOME/ lib/tools.jar
export PATH=$JAVA_HOME/bin:$PATH
~]# . /etc/profile.d/java.sh
~]# java -version
java version "1.8.0_211"
Java(TM) SE Runtime Environment (build 1.8.0_211-b12)
Java HotSpot(TM) 64-Bit Server VM (build 25.211-b12, mixed mode)
安装 Tomcat
~]# groupadd -g 2000 www
~]# useradd -g 2000 -u 2000 www
~]# tar xf apache-tomcat-8.5.34.tar.gz
~]# ln -sv /usr/local/src/apache-tomcat-8.5.34 /apps/tomcat
~]# cp /root/tomcatd /etc/init.d/
