JSP(JavaServer Pages)是一种动态网页技术,通常用于构建基于Java的Web应用程序。在Debian上部署和管理JSP应用时,可以遵循以下最佳实践:
sudo apt update
sudo apt install openjdk-11-jdk
~/.bashrc
或~/.profile
文件,添加以下行:export JAVA_HOME=/usr/lib/jvm/java-11-openjdk-amd64
export PATH=$JAVA_HOME/bin:$PATH
然后运行source ~/.bashrc
或source ~/.profile
使更改生效。
wget https://downloads.apache.org/tomcat/tomcat-9/v9.0.56/bin/apache-tomcat-9.0.56.tar.gz
sudo tar -xzvf apache-tomcat-9.0.56.tar.gz -C /opt
sudo useradd -d /opt/tomcat -s /usr/sbin/nologin tomcat
sudo chown -R tomcat:tomcat /opt/tomcat
sudo nano /etc/systemd/system/tomcat.service
添加以下内容:
[Unit]
Description=Apache Tomcat Web Application Container
After=network.target
[Service]
Type=forking
Environment=JAVA_HOME=/usr/lib/jvm/java-11-openjdk-amd64
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
然后启用并启动Tomcat服务:
sudo systemctl daemon-reload
sudo systemctl start tomcat
sudo systemctl enable tomcat
sudo apt install libapache2-mod-jk
/etc/apache2/mods-available/jk.load
文件,添加以下内容:LoadModule jk_module /usr/lib/apache2/modules/libjk.so
创建并配置/etc/apache2/sites-available/000-default.conf
文件,添加以下内容:
<VirtualHost *:80>
ServerName localhost
JkWorkersFile /etc/apache2/workers.properties
JkShmFile run/jk.shm
JkLogFile logs/mod_jk.log
JkLogLevel info
JkOptions +ForwardKeySize +ForwardURICompatUnparsed -ForwardDirectories
JkRequestLogFormat "%w %V %T"
<Location /jsp>
JkMount /* loadbalancer
JkMount /jsp/* loadbalancer
</Location>
ErrorLog ${APACHE_LOG_DIR}/error.log
CustomLog ${APACHE_LOG_DIR}/access.log combined
</VirtualHost>
创建并配置/etc/apache2/workers.properties
文件,添加以下内容:
worker.list=loadbalancer
worker.worker1.type=ajp13
worker.worker1.host=localhost
worker.worker1.port=8009
worker.worker1.lbfactor=1
worker.worker1.local_worker=1
worker.worker1.sticky_session=1
启用mod_jk模块并重启Apache:
sudo a2enmod jk
sudo systemctl restart apache2
sudo cp -r /path/to/your/jsp/app /opt/tomcat/webapps/
sudo systemctl restart tomcat
以上是在Debian上部署JSP应用的一些基本最佳实践。
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