---
title: "Tomcat 笔记"
date: 2019-10-29T21:19:44+08:00
lastmod: 2019-10-29T21:19:44+08:00
keywords: []
tags: ["tomcat", "jdk", "java"]
categories: ["web"]
---

## 部署 jre8
- 下载 oracle jre8，[下载界面](https://www.oracle.com/technetwork/java/javase/downloads/jre8-downloads-2133155.html)
- 解压
    ```bash
    tar zxf jre-8u221-linux-x64.tar.gz -C /opt/
    cd /opt && mv jre-8u221-linux jre
    ```
- 创建 /etc/profile.d/jre.sh，内容如下
    ```bash
    export JAVA_HOME=/opt/jre
    export PATH=$JAVA_HOME/bin:$PATH
    ```

## 部署 tomcat8
- 下载 tomcat
    ```bash
    curl -O http://mirrors.tuna.tsinghua.edu.cn/apache/tomcat/tomcat-8/v8.5.45/bin/apache-tomcat-8.5.45.tar.gz
    ```
- 解压
    ```bash
    tar zxf apache-tomcat-8.5.45.tar.gz -C /opt/
    cd /opt/ && mv apache-tomcat-8.5.45 tomcat
    ```
- 创建文件 /opt/tomcat/bin/setenv.sh，内容如下
    ```bash
    export JAVA_HOME=/opt/jre
    export JAVA_OPTS="$JAVA_OPTS -server -Xms8192M -Xmx8192M -Xmn3072M -Xss512K -Djava.security.egd=file:/dev/./urandom -XX:+DisableExplicitGC -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -Djava.awt.headless=true -Ddruid.registerToSysProperty=true"
    # -Djava.library.path=/opt/tomcat/libs/tcnative # tcnative 库位置
    #export CATALINA_OPTS="-Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.port=10087"
    export CATALINA_PID="/var/run/tomcat.pid"
    ```
- 创建 /usr/lib/systemd/system/tomcat.service 文件，内容如下
    ```bash
    [Unit]
    Description=The Apache Tomcat
    After=network.target

    [Service]
    Type=forking
    PIDFile=/var/run/tomcat.pid
    ExecStart=/opt/tomcat/bin/catalina.sh start
    ExecStop=/opt/tomcat/bin/catalina.sh stop
    SuccessExitStatus=143

    [Install]
    WantedBy=multi-user.target
    ```
- 启动 tomcat 服务
    ```bash
    systemctl daemon-reload
    systemctl start tomcat
    ```

## 验证码字体
```bash
yum install dejagnu dejavu-sans-mono-fonts dejavu
```