1、下载“apache-tomcat-8.5.56.tar.gz”
2、通过“FileZilla”上传“apache-tomcat-8.5.56.tar.gz”到“/home/pi/Public”目录
3、“SSH”连接
4、切换“root”权限
su root
5、更新系统
apt-get update
6、拷贝
cp /home/pi/Public/apache-tomcat-8.5.56.tar.gz /usr/local/apache-tomcat-8.5.56.tar.gz
7、解压缩
tar -zvxf apache-tomcat-8.5.56.tar.gz
8、配置环境变量（如果在“JDK”安装时候已经配置，此步骤可以省略）
(1)、打开“/usr/local/apache-tomcat-8.5.56/bin/setclasspath.sh”
nano /usr/local/apache-tomcat-8.5.56/bin/setclasspath.sh
(2)、编辑“/usr/local/apache-tomcat-8.5.56/bin/setclasspath.sh”
# -----------------------------------------------------------------------------
# Set JAVA_HOME or JRE_HOME if not already set, ensure any provided settings
# are valid and consistent with the selected start-up options and set up the
# endorsed directory.
# -----------------------------------------------------------------------------
JAVA_HOME=/usr/local/jdk1.8.0_251
JRE_HOME=$JAVA_HOME/jre
(3)、保存“/usr/local/apache-tomcat-8.5.56/bin/setclasspath.sh”
Ctrl+X 退出，选 Y 保存
9、启动
(1)、进入“/usr/local/apache-tomcat-8.5.56/bin”目录
cd /usr/local/apache-tomcat-8.5.56/bin
(2)、执行“shutdown.sh”
./startup.sh
10、停止
(1)、进入“/usr/local/apache-tomcat-8.5.56/bin”目录
cd /usr/local/apache-tomcat-8.5.56/bin
(2)、执行“shutdown.sh”
./shutdown.sh
11、修改“/usr/local/apache-tomcat-8.5.56/webapps”访问权限
(1)、仅仅“webapps”目录访问权限
chmod 777 /usr/local/apache-tomcat-8.5.56/webapps
(2)、“webapps”目录和子目录访问权限
chmod -R 777 /usr/local/apache-tomcat-8.5.56/webapps
