【Jenkins】持续集成与交付 ：Tomcat 8.5.99 安装和配置详解

#!/bin/bash
# 安装Tomcat 8.5.99并配置为服务
 
# 定义Tomcat版本和下载链接
TOMCAT_VERSION="8.5.99"
TOMCAT_DOWNLOAD_URL="https://downloads.apache.org/tomcat/tomcat-8/v${TOMCAT_VERSION}/bin/apache-tomcat-${TOMCAT_VERSION}.tar.gz"
 
# 定义Tomcat安装目录和用户
TOMCAT_HOME="/opt/tomcat"
TOMCAT_USER="tomcat"
 
# 创建Tomcat用户和组
groupadd $TOMCAT_USER
useradd -g $TOMCAT_USER -d $TOMCAT_HOME -m $TOMCAT_USER
 
# 创建Tomcat日志目录
mkdir -p /var/log/tomcat
chown -R $TOMCAT_USER:$TOMCAT_USER /var/log/tomcat
 
# 下载并解压Tomcat到安装目录
cd /tmp
wget $TOMCAT_DOWNLOAD_URL
tar xzvf apache-tomcat-*tar.gz -C /opt
mv /opt/apache-tomcat-* /opt/tomcat
chown -R $TOMCAT_USER:$TOMCAT_USER $TOMCAT_HOME
 
# 设置Tomcat的环境变量
echo "CATALINA_HOME=$TOMCAT_HOME" >> /etc/environment
echo "CATALINA_BASE=$TOMCAT_HOME" >> /etc/environment
echo "CATALINA_TMPDIR=/var/cache/tomcat" >> /etc/environment
echo "JAVA_HOME=/usr/lib/jvm/java-8-oracle" >> /etc/environment
 
# 创建Tomcat服务文件
echo "[Unit]
Description=Apache Tomcat Web Application Container
After=network.target
 
[Service]
Type=forking
 
Environment=JAVA_HOME=/usr/lib/jvm/java-8-oracle
Environment=CATALINA_PID=/opt/tomcat/temp/tomcat.pid
Environment=CATALINA_HOME=/opt/tomcat
Environment=CATALINA_BASE=/opt/tomcat
Environment='CATALINA_OPTS=-Xms512M -Xmx1024M -server -XX:+UseParallelGC'
Environment='JAVA_OPTS=-Djava.awt.headless=true -Djava.security.egd=file:/dev/./urandom'
 
ExecStart=/opt/tomcat/bin/startup.sh
ExecStop=/opt/tomcat/bin/shutdown.sh
 
User=tomcat
Group=tomcat
UMask=0007
RestartSec=10
Restart=always
 
[Install]
WantedBy=multi-user.target" > /etc/systemd/system/tomcat.service
 
# 重新加载systemd以识别新服务，并启动Tomcat服务
systemctl daemon-reload
systemctl start tomcat.service
systemctl enable tomcat.service

这段代码示例展示了如何在Linux环境中安装Tomcat 8.5.99并将其配置为服务。代码中包含了创建用户、下载Tomcat、解压缩、设置环境变量、创建服务文件并将Tomcat服务设置为开机自启动的步骤。这是一个简化的安装脚本，用于自动化安装过程，减少了手动配置的需要。