[Unit]
Description=Apache Tomcat9 Web Application Container
After=network.target

[Service]
Type=forking

Environment=JAVA_HOME=/opt/java8
Environment=CATALINA_PID=/opt/tomcat9/temp/tomcat.pid
Environment=CATALINA_HOME=/opt/tomcat9
Environment=CATALINA_BASE=/opt/tomcat9
Environment='JAVA_OPTS=-Dfile.encoding=UTF-8 -Xms512m -Xmx512m -XX:MaxMetaspaceSize=512m -Dsun.net.inetaddr.ttl=180'


ExecStart=/opt/tomcat9/bin/startup.sh
ExecStop=/opt/tomcat9/bin/shutdown.sh

User=tomcat
Group=tomcat
UMask=0007
RestartSec=10
Restart=always

[Install]
WantedBy=multi-user.target