在CentOS上配置Tomcat涉及多个步骤,包括安装Java环境、下载和安装Tomcat、配置Tomcat以及启动和停止Tomcat服务。以下是详细的配置参数和步骤:
sudo yum install java-1.8.0-openjdk-devel
验证Java是否安装成功:
java -version
从Apache Tomcat官方网站下载最新版本的Tomcat,例如Tomcat 9.0.56:
wget https://downloads.apache.org/tomcat/tomcat-9/v9.0.56/bin/apache-tomcat-9.0.56.tar.gz
sudo tar xvf apache-tomcat-9.0.56.tar.gz -C /opt
编辑/opt/tomcat/conf/server.xml
文件,修改HTTP端口:
<Connector port="8080" protocol="HTTP/1.1"
connectionTimeout="20000"
redirectPort="8443" />
在/opt/tomcat/conf/server.xml
中配置虚拟主机:
<Host name="localhost" appBase="webapps"
unpackWARs="true" autoDeploy="true">
<Context path="/" docBase="/opt/tomcat/webapps/myapp"/>
</Host>
在server.xml
中添加uriencoding
属性,指定字符编码:
<Connector port="8080" protocol="HTTP/1.1"
connectionTimeout="20000"
redirectPort="8443"
uriencoding="UTF-8" />
通过设置connectionTimeout
属性来调整客户端连接超时时间:
<Connector port="8080" protocol="HTTP/1.1"
connectionTimeout="30000"
redirectPort="8443" />
在/opt/tomcat/conf/tomcat-users.xml
文件中添加用户角色和用户信息,用于访问管理界面:
<tomcat-users>
<role rolename="manager-gui"/>
<user username="admin" password="password" roles="manager-gui"/>
</tomcat-users>
在catalina.sh
脚本中直接设置JAVA_HOME
环境变量,指向JDK的安装路径:
export JAVA_HOME=/usr/lib/jvm/java-1.8.0-openjdk
编辑用户主目录下的.bashrc
文件,添加环境变量,并使环境变量生效:
echo 'export CATALINA_HOME="/opt/tomcat"' >> ~/.bashrc
source ~/.bashrc
创建Systemd单元文件,将Tomcat配置为系统服务,实现服务的自动启动和停止:
[Unit]
Description=Apache Tomcat Web Application Container
After=network.target
[Service]
Type=forking
Environment=JAVA_HOME=/usr/lib/jvm/java-1.8.0-openjdk
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