How to install Tomcat 8 on Redhat 7.2

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tomcat install
https://www.digitalocean.com/community/tutorials/how-to-install-apache-tomcat-8-on-centos-7
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環境前提，安裝JAVA 與設定環境
請參考http://yccitman.blogspot.tw/2016/08/how-to-install-oracle-java-18-on-redhat.html
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mkdir /opt/tomcat

sudo groupadd tomcat

sudo useradd -M -s /bin/nologin -g tomcat -d /opt/tomcat tomcat


wget http://ftp.twaren.net/Unix/Web/apache/tomcat/tomcat-8/v8.0.36/bin/apache-tomcat-8.0.36.tar.gz


sudo mkdir /opt/tomcat
sudo tar xvf apache-tomcat-8*tar.gz -C /opt/tomcat --strip-components=1

cd tomcat
sudo chgrp -R tomcat conf
sudo chmod g+rwx conf
sudo chmod g+r conf/*
sudo chown -R tomcat webapps/ work/ temp/ logs/


sudo vi /etc/systemd/system/tomcat.service

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# Systemd unit file for tomcat
[Unit]
Description=Apache Tomcat Web Application Container
After=syslog.target network.target

[Service]
Type=forking

#Environment=JAVA_HOME=/usr/lib/jvm/jre
Environment=JAVA_HOME=/opt/jdk1.8.0_101/jre
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=/bin/kill -15 $MAINPID

User=tomcat
Group=tomcat

[Install]
WantedBy=multi-user.target


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sudo systemctl daemon-reload
sudo systemctl start tomcat
sudo systemctl enable tomcat

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sudo vi /opt/tomcat/conf/tomcat-users.xml
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tomcat-users.xml — Admin User
<tomcat-users>
    <user username="admin" password="password" roles="manager-gui,admin-gui"/>
</tomcat-users>

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sudo firewall-cmd --permanent --zone=public --add-port=8080/tcp
sudo firewall-cmd --permanent --zone=public --add-port=8009/tcp
sudo firewall-cmd --reload
sudo firewall-cmd --list-all
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