10. Tomcat-单机部署-CentOS

#!/bin/bash

. /etc/init.d/functions

DIR=`pwd`
JDK_FILE="jdk-8u271-linux-x64.tar.gz"
TOMCAT_FILE="apache-tomcat-8.5.59.tar.gz"
JDK_DIR="/usr/local"
TOMCAT_DIR="/usr/local"

install_jdk(){

if ! [ -f "$DIR/$JDK_FILE" ]; then
    action "$JDK_FILE 文件不存在" false
    exit;
elif [ -d $JDK_DIR/jdk ]; then
    action "JDK 已经安装" false
    exit;
else
     [ -d "$JDK_DIR" ] || mkdir -pv $JDK_DIR
fi

tar xvf $DIR/$JDK_FILE -C $JDK_DIR
cd $JDK_DIR && ln -s jdk1.8* jdk

cat > /etc/profile.d/jdk.sh <<EOF
export JAVA_HOME=$JDK_DIR/jdk 
export JRE_HOME=\$JAVA_HOME/jre
export CLASSPATH=\$JAVA_HOME/lib/:$JRE_HOME/lib
export PATH=$PATH:\$JAVA_HOME/bin
EOF

. /etc/profile.d/jdk.sh
java -version && action "JDK 安装完成" || { action "JDK 安装失败" false ; exit; }
}

install_tomcat(){

if ! [ -f "$DIR/$TOMCAT_FILE" ];then
    action "$TOMCAT_FILE 文件不存在" false
    exit;
elif [ -d $TOMCAT_DIR/tomcat ];then
    action "TOMCAT 已经安装" false
    exit;
else 
     [ -d "$TOMCAT_DIR" ] || mkdir -pv $TOMCAT_DIR
fi

tar xvf $DIR/$TOMCAT_FILE -C $TOMCAT_DIR
cd $TOMCAT_DIR && ln -s apache-tomcat-* tomcat
echo "PATH=$TOMCAT_DIR/tomcat/bin:"'$PATH' > /etc/profile.d/tomcat.sh
id tomcat &> /dev/null || useradd -r -s /sbin/nologin tomcat


cat >  $TOMCAT_DIR/tomcat/conf/tomcat.conf <<EOF
JAVA_HOME=$JDK_DIR/jdk
EOF

chown -R tomcat.tomcat ${TOMCAT_DIR}/tomcat/

cat > /lib/systemd/system/tomcat.service <<EOF

[Unit]
Description=Tomcat
After=syslog.target network.target

[Service]
Type=forking
EnvironmentFile=$TOMCAT_DIR/tomcat/conf/tomcat.conf
ExecStart=$TOMCAT_DIR/tomcat/bin/startup.sh
ExecStop=$TOMCAT_DIR/tomcat/bin/shutdown.sh
PrivateTmp=true
User=tomcat
Group=tomcat

[Install]
WantedBy=multi-user.target
EOF

systemctl daemon-reload
systemctl enable --now tomcat.service
systemctl is-active tomcat.service &> /dev/null && action "TOMCAT 安装完成" || { action "TOMCAT 安装失败" false; exit; }
}

install_jdk
install_tomcat