[Java知识库]二进制安装 Tomcat

二进制安装 Tomcat

Tomcat 服务器是一个免费的开放源代码的Web 应用服务器，属于轻量级应用服务器，在中小型系统和并发访问用户不是很多的场合下被普遍使用，Tomcat 具有处理HTML页面的功能，它还是一个Servlet和JSP容器

1 二进制安装JDK

JDK：Java Development Kit，即 Java 语言的软件开发工具包，JDK协议基于 JRL(JavaResearch License)协议

#一键安装二进制的JDK
[root@centos7 ~]#cat install_jdk.sh
#!/bin/bash

DIR=`pwd`
JDK_FILE="jdk-8u291-linux-x64.tar.gz"
JDK_DIR="/usr/local"

color () {
    RES_COL=60
    MOVE_TO_COL="echo -en \\033[${RES_COL}G"
    SETCOLOR_SUCCESS="echo -en \\033[1;32m"
    SETCOLOR_FAILURE="echo -en \\033[1;31m"
    SETCOLOR_WARNING="echo -en \\033[1;33m"
    SETCOLOR_NORMAL="echo -en \E[0m"
    echo -n "$2" && $MOVE_TO_COL
    echo -n "["
    if [ $1 = "success" -o $1 = "0" ] ;then
        ${SETCOLOR_SUCCESS}
        echo -n $" OK "
    elif [ $1 = "failure" -o $1 = "1" ] ;then
        ${SETCOLOR_FAILURE}
        echo -n $"FAILED"
    else
        ${SETCOLOR_WARNING}
        echo -n $"WARNING"
    fi
    ${SETCOLOR_NORMAL}
    echo -n "]"
    echo
}

install_jdk(){
if ! [ -f "$DIR/$JDK_FILE" ];then
    color 1 "$JDK_FILE 文件不存在"
    exit;
elif [ -d $JDK_DIR/jdk ];then
        color 1 "JDK 已经安装"
    exit
else
        [ -d "$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 && color 0 "JDK 安装完成" || { color 1 "JDK 安装失败" ; exit; }

}

install_jdk


[root@centos7 ~]#bash -n install_jdk.sh
[root@centos7 ~]#bash install_jdk.sh
[root@centos7 ~]#java -version
java version "1.8.0_291"
Java(TM) SE Runtime Environment (build 1.8.0_291-b10)
Java HotSpot(TM) 64-Bit Server VM (build 25.291-b10, mixed mode)

2 二进制安装 Tomcat

2.1下载并安装

注意: 安装tomcat 前必须先部署JDK

#一键安装 tomcat 脚本 
[root@centos7 ~]#cat install_tomcat.sh
#!/bin/bash

DIR=`pwd`
JDK_FILE="jdk-8u291-linux-x64.tar.gz"
TOMCAT_FILE="apache-tomcat-8.5.78.tar.gz"
JDK_DIR="/usr/local"
TOMCAT_DIR="/usr/local"

color () {
    RES_COL=60
    MOVE_TO_COL="echo -en \\033[${RES_COL}G"
    SETCOLOR_SUCCESS="echo -en \\033[1;32m"
    SETCOLOR_FAILURE="echo -en \\033[1;31m"
    SETCOLOR_WARNING="echo -en \\033[1;33m"
    SETCOLOR_NORMAL="echo -en \E[0m"
    echo -n "$2" && $MOVE_TO_COL
    echo -n "["
    if [ $1 = "success" -o $1 = "0" ] ;then
        ${SETCOLOR_SUCCESS}
        echo -n $"  OK  "
    elif [ $1 = "failure" -o $1 = "1"  ] ;then
        ${SETCOLOR_FAILURE}
        echo -n $"FAILED"
    else
        ${SETCOLOR_WARNING}
        echo -n $"WARNING"
    fi
    ${SETCOLOR_NORMAL}
    echo -n "]"
    echo
}



install_jdk(){
if !  [  -f "$DIR/$JDK_FILE" ];then
    color 1 "$JDK_FILE 文件不存在"
    exit;
elif [ -d $JDK_DIR/jdk ];then
    color 1  "JDK 已经安装"
    exit
else
    [ -d "$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 && color 0 "JDK 安装完成" || { color 1  "JDK 安装失败" ; exit; }

}

install_tomcat(){
if ! [ -f "$DIR/$TOMCAT_FILE" ];then
    color 1 "$TOMCAT_FILE 文件不存在"
    exit;
elif [ -d $TOMCAT_DIR/tomcat ];then
    color 1 "TOMCAT 已经安装"
    exit
else
    [ -d "$TOMCAT_DIR" ] || mkdir -pv $TOMCAT_DIR
fi
tar xf $DIR/$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 remote-fs.target nss-lookup.target
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
RestartSec=3
PrivateTmp=true
User=tomcat
Group=tomcat

[Install]
WantedBy=multi-user.target
EOF
systemctl daemon-reload
systemctl enable --now tomcat.service &> /dev/null
systemctl is-active tomcat.service &> /dev/null &&  color 0 "TOMCAT 安装完成" || { color 1 "TOMCAT 安装失败" ; exit; }

}

#install_jdk

install_tomcat


[root@centos7 ~]#bash -n install_tomcat.sh
[root@centos7 ~]#bash install_tomcat.sh
[root@centos7 ~]#ss -ntl
State      Recv-Q Send-Q              Local Address:Port                             Peer Address:Port
LISTEN     0      128                             *:22                                          *:*
LISTEN     0      100                     127.0.0.1:25                                          *:*
LISTEN     0      128                          [::]:22                                       [::]:*
LISTEN     0      100                         [::1]:25                                       [::]:*
LISTEN     0      1              [::ffff:127.0.0.1]:8005                                     [::]:*
LISTEN     0      100                          [::]:8080                                     [::]:*

2.2 访问验证

打开浏览器访问：http://tomcat:8080/，正常可以看到以下界面

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