run-tomcat.sh

#!/bin/bash

echo "  ___ _            _ _    _ _    __   _"
echo " / __(_)_ __  _ __| (_)__(_) |_ /_/  (_)___"
echo " \\__ \\ | '  \\| '_ \\ | / _| |  _/ -_)_| / _ \\"
echo " |___/_|_|_|_| .__/_|_\\__|_|\\__\\___(_)_\\___/"
echo "             |_| Running on $DOCKER"
echo ""

# Start a local SMTP server for development
if [ "$LOCAL_SMTP_SERVER" = "true" ]
then
	echo "------------------------------------------------------------------------"
	echo "WARNING: Starting a local SMTP server is ABSOLUTELY not suitable for production"
	echo "------------------------------------------------------------------------"
	echo "Starting SMTP server..."
	postfix start
	echo "...done"
fi

TOMCAT_ROOT=${TOMCAT_ROOT:-/usr/local/tomcat}
TOMCAT_USER=${TOMCAT_USER:-$(id -un)}
TOMCAT_UID=${TOMCAT_UID:-$(id -u $TOMCAT_USER)}
if [ $? -ne 0 ]
then
	echo "ERROR: User $TOMCAT_USER does not exist"
	exit 1
fi

if [ $TOMCAT_USER != "root" -a $TOMCAT_USER != "simplicite" ]
then
	echo "ERROR: User $TOMCAT_USER can't be used, please user either 'root' or 'simplicite'"
	exit 2
fi

TOMCAT_GID=$(id -g $TOMCAT_USER)
if [ $TOMCAT_USER = "root" ]
then
	echo "------------------------------------------------------------------------"
	echo "WARNING: Running Tomcat as root, this MAY not be suitable for production"
	echo "------------------------------------------------------------------------"
else
	# Change ownership of work directories if required
	for DIR in $TOMCAT_ROOT/work $TOMCAT_ROOT/temp $TOMCAT_ROOT/logs $TOMCAT_ROOT/webapps/*/WEB-INF
	do
		if [ -d $DIR ]
		then
			if [ ! -O $DIR -o ! -G $DIR ]
			then
				if [ -w $DIR ]
				then
					echo "WARNING: Ownership of $DIR is not $TOMCAT_UID:$TOMCAT_GID but is writeable to $TOMCAT_USER"
				else
					echo "ERROR: Ownership of $DIR is not $TOMCAT_UID:$TOMCAT_GID and is not writeable to $TOMCAT_USER"
					exit 3
				fi
			fi
		fi
	done
	echo "Running Tomcat as $TOMCAT_USER (user ID $TOMCAT_UID, group ID $TOMCAT_GID)"
fi

if [ $(id -u) = $TOMCAT_UID ]
then
	cd $TOMCAT_ROOT && exec ./start.sh -r
else
	exec su $TOMCAT_USER -c "cd $TOMCAT_ROOT && ./start.sh -r"
fi