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prudhvisurya996prudhvisurya996
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Create autostart
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‎autostart‎

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#!/bin/bash
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# Create systemd service file for Tomcat with JDK 17
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cat <<EOF > /etc/systemd/system/tomcat.service
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[Unit]
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Description=Apache Tomcat Web Application Container
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After=network.target
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[Service]
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Type=forking
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User=ubuntu
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Group=ubuntu
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Environment=JAVA_HOME=/usr/lib/jvm/java-17-openjdk-amd64
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Environment=CATALINA_PID=/opt/tomcat9/temp/tomcat.pid
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Environment=CATALINA_HOME=/opt/tomcat9
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Environment=CATALINA_BASE=/opt/tomcat9
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Environment='CATALINA_OPTS=-Xms512M -Xmx1024M -server -XX:+UseParallelGC'
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ExecStart=/bin/sh /opt/tomcat9/bin/startup.sh
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ExecStop=/bin/sh /opt/tomcat9/bin/shutdown.sh
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Restart=on-failure
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[Install]
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WantedBy=multi-user.target
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EOF
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# Ensure ubuntu owns the Tomcat directory
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chown -R ubuntu:ubuntu /opt/tomcat9
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# Optional: Make WAR files executable (not typically required)
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chmod +x /opt/tomcat9/webapps/*.war
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# Reload systemd to register the new service
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systemctl daemon-reload
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# Enable and start the Tomcat service
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systemctl enable tomcat
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systemctl start tomcat

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