provisioning.sh

cat >>~/.bash_profile <<EOL

export TOMCAT_USER=admin
export INSTALLATION_DIR=/opt/webserver
export TOMCAT_MAJOR_VERSION=9
export TOMCAT_MINOR_VERSION=0
export TOMCAT_BUGFIX_VERSION=70
export TOMCAT_VERSION=\$TOMCAT_MAJOR_VERSION.\$TOMCAT_MINOR_VERSION.\$TOMCAT_BUGFIX_VERSION
export JAVA_HOME=\$INSTALLATION_DIR/jdk-19
export TOMCAT_HOME=\$INSTALLATION_DIR/tomcat-\$TOMCAT_MAJOR_VERSION
EOL

export TOMCAT_USER=admin
export INSTALLATION_DIR=/opt/webserver
export TOMCAT_MAJOR_VERSION=9
export TOMCAT_MINOR_VERSION=0
export TOMCAT_BUGFIX_VERSION=70
export TOMCAT_VERSION=\$TOMCAT_MAJOR_VERSION.\$TOMCAT_MINOR_VERSION.\$TOMCAT_BUGFIX_VERSION
export JAVA_HOME=\$INSTALLATION_DIR/jdk-19
export TOMCAT_HOME=\$INSTALLATION_DIR/tomcat-\$TOMCAT_MAJOR_VERSION

source ~/.bash_profile

export TOMCAT_PWD=`openssl rand -base64 12`

# download java and tomcat
sudo mkdir $INSTALLATION_DIR
sudo chown -R $USER:$USER $INSTALLATION_DIR
wget -c https://download.oracle.com/java/19/latest/jdk-19_linux-x64_bin.tar.gz -O - | tar -xz --directory $INSTALLATION_DIR
mv $INSTALLATION_DIR/jdk* /opt/webserver/jdk-19
wget -c https://dlcdn.apache.org/tomcat/tomcat-9/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz -O - | tar -xz  --directory $INSTALLATION_DIR
mv $INSTALLATION_DIR/apache-tomcat-$TOMCAT_VERSION $TOMCAT_HOME

# define user and password for tomcat-api-access
cat >$TOMCAT_HOME/conf/tomcat-users.xml <<EOL
<?xml version="1.0" encoding="UTF-8"?>
<tomcat-users xmlns="http://tomcat.apache.org/xml" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://tomcat.apache.org/xml tomcat-users.xsd" version="1.0">
  <user username="$TOMCAT_USER" password="$TOMCAT_PWD" roles="manager-gui,manager-script"/>
</tomcat-users>
EOL

# enable tomcat-api-access from outside
cat >$TOMCAT_HOME/webapps/manager/META-INF/context.xml <<EOL
<?xml version="1.0" encoding="UTF-8"?>
<Context antiResourceLocking="false" privileged="true" >
  <CookieProcessor className="org.apache.tomcat.util.http.Rfc6265CookieProcessor"
                   sameSiteCookies="strict" />
  <Manager sessionAttributeValueClassNameFilter="java\.lang\.(?:Boolean|Integer|Long|Number|String)|org\.apache\.catalina\.filters\.CsrfPreventionFilter\$LruCache(?:\$1)?|java\.util\.(?:Linked)?HashMap"/>
</Context>
EOL

# redirect port 8080 to port 80 (both locally and for remote requests)
sudo iptables -t nat -p tcp --dport 80 -j REDIRECT --to-ports 8080 -I OUTPUT -d 127.0.0.1
sudo iptables -t nat -p tcp --dport 80 -j REDIRECT --to-ports 8080 -I PREROUTING

# restart tomcat
$TOMCAT_HOME/bin/startup.sh

printf "\n\n\nPlease use these credential to use the tomcat manager app:\nUsername: $TOMCAT_USER\nPassword: $TOMCAT_PWD\n\n\n"
read -p "Press any key to resume ..."

tail -f $TOMCAT_HOME/logs/*