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安装配置 Tomcat 7

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安装配置 Tomcat 7

在 CentOS6 上安装配置 tomcat 7。

CentOS 版本：6.7 x86_64
Tomcat 版本：7.0.81
JDK 版本：1.8.0_144

安装 JDK

  1. 上传 JDK 安装包：jdk-8u144-linux-x64.rpm
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rpm -ivh jdk-8u144-linux-x64.rpm
  1. 查看 JDK 版本
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java -version
java version "1.8.0_144"
Java(TM) SE Runtime Environment (build 1.8.0_144-b01)
Java HotSpot(TM) 64-Bit Server VM (build 25.144-b01, mixed mode)

安装 Tomcat

上传解压 Tomcat 程序：apache-tomcat-7.0.81.tar.gz

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tar xvf apache-tomcat-7.0.81.tar.gz
mv apache-tomcat-7.0.81 /usr/local/tomcat

配置 Tomcat

  1. 修改 server.xml 文件
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<Connector port="8080"
    protocol="org.apache.coyote.http11.Http11NioProtocol"
    URIEncoding="UTF-8"
    useBodyEncodingForURI="true"
    enableLookups="false"
    connectionTimeout="20000"
    redirectPort="8443" />
  1. 设置内存
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cat > /usr/local/tomcat/bin/setenv.sh << EOF
JAVA_OPTS="-Xms1024m -Xmx1024m -Xss256K"
EOF

chmod +x /usr/local/tomcat/bin/setenv.sh
  1. 隐藏 tomcat 版本号
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cd /usr/local/tomcat/lib
mkdir test
cd test
jar xf ../catalina.jar
vi org/apache/catalina/util/ServerInfo.properties
server.info=
server.number=
server.built=
jar cf ../catalina.jar ./*
cd ..
rm -rf test
  1. 配置 tomcat 日志切割
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cat /etc/logrotate.d/tomcat
/usr/local/tomcat/logs/catalina.out {
daily
rotate 5
missingok
dateext
compress
notifempty
copytruncate
}
  1. 清空 tomcat 应用
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cd /usr/local/tomcat/webapps
rm -rf docs examples host-manager manager ROOT
  1. 创建 tomcat 启动脚本
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cat /etc/init.d/tomcat
#!/bin/bash
#
# chkconfig: - 95 15
# description: Tomcat start/stop/status script

#Location of JAVA_HOME (bin files)
export JAVA_HOME=/usr

#Add Java binary files to PATH
export PATH=$JAVA_HOME/bin:$PATH

#CATALINA_HOME is the location of the configuration files of this instance of Tomcat
CATALINA_HOME=/usr/local/tomcat

#TOMCAT_USER is the default user of tomcat
TOMCAT_USER=root

#TOMCAT_USAGE is the message if this script is called without any options
TOMCAT_USAGE="Usage: $0 {\e[00;32mstart\e[00m|\e[00;31mstop\e[00m|\e[00;32mstatus\e[00m|\e[00;31mrestart\e[00m}"

#SHUTDOWN_WAIT is wait time in seconds for java proccess to stop
SHUTDOWN_WAIT=20

tomcat_pid() {
        echo `ps -ef | grep $CATALINA_HOME/ | grep -v grep | tr -s " "|cut -d" " -f2`
}

start() {
pid=$(tomcat_pid)
if [ -n "$pid" ];then
    echo -e "\e[00;31mTomcat is already running (pid: $pid)\e[00m"
else
    echo -e "\e[00;32mStarting tomcat\e[00m"
    if [ `user_exists $TOMCAT_USER` = "1" ];then
    su $TOMCAT_USER -c $CATALINA_HOME/bin/startup.sh
    else
    $CATALINA_HOME/bin/startup.sh
    fi
    status
fi
return 0
}

status(){
pid=$(tomcat_pid)
if [ -n "$pid" ];then
    echo -e "\e[00;32mTomcat is running with pid: $pid\e[00m"
else
    echo -e "\e[00;31mTomcat is not running\e[00m"
fi
}

stop() {
pid=$(tomcat_pid)
if [ -n "$pid" ];then
    echo -e "\e[00;31mStoping Tomcat\e[00m"
        $CATALINA_HOME/bin/shutdown.sh

    let kwait=$SHUTDOWN_WAIT
    count=0;
    until [ `ps -p $pid | grep -c $pid` = '0' ] || [ $count -gt $kwait ]
    do
    echo -n -e "\e[00;31mwaiting for processes to exit\e[00m\n";
    sleep 1
    let count=$count+1;
    done

    if [ $count -gt $kwait ];then
    echo -n -e "\n\e[00;31mkilling processes which didn't stop after $SHUTDOWN_WAIT seconds\e[00m"
    kill -9 $pid
    fi
else
    echo -e "\e[00;31mTomcat is not running\e[00m"
fi

return 0
}

user_exists(){
if id -u $1 >/dev/null 2>&1; then
    echo "1"
else
    echo "0"
fi
}

case $1 in
        start)
        start
        ;;

        stop)
        stop
        ;;

        restart)
        stop
        start
        ;;

        status)
    status
        ;;

        *)
    echo -e $TOMCAT_USAGE
        ;;
esac
exit 0
  1. 设置 tomcat 服务自启动
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service tomcat start
chkconfig --add tomcat
chkconfig tomcat on