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USER="minecraft"
SERVER_ROOT="/srv/minecraft"
_update() {
getent group "${USER}" &>/dev/null
if [ $? -ne 0 ]; then
echo -e "\e[34;1m==>\e[39;1m Adding ${USER} system group... \e[0m"
groupadd -r ${USER} 1>/dev/null
fi
getent passwd "${USER}" &>/dev/null
if [ $? -ne 0 ]; then
echo -e "\e[34;1m==>\e[39;1m Adding ${USER} system user... \e[0m"
useradd -r -g ${USER} -d "${SERVER_ROOT}" ${USER} 1>/dev/null
fi
chown -R ${USER}:${USER} "${SERVER_ROOT}"
echo -e "\e[34;1m==>\e[39;1m NOTE: The world data is stored under ${SERVER_ROOT} and the server runs \e[0m"
echo -e "\e[34;1m==>\e[39;1m as ${USER} user to increase security. \e[0m"
echo -e "\e[34;1m==>\e[39;1m NOTE: Use the minecraft script under /usr/bin/minecraftd to start, stop or backup the server \e[0m"
echo -e "\e[34;1m==>\e[39;1m and the configuration file under /etc/conf.d/minecraft to adjust it to your liking. \e[0m"
echo -e "\e[34;1m==>\e[39;1m NOTE: For the server to start you have to accept the EULA in ${SERVER_ROOT}/eula.txt \e[0m"
echo -e "\e[34;1m==>\e[39;1m which is generated after the first server start. \e[0m"
}
post_install() {
_update
}
post_upgrade() {
_update
}
pre_remove() {
echo -e "\e[34;1m==>\e[39;1m Stopping and disabling minecraftd... \e[0m"
systemctl stop minecrafd.service
systemctl disable minecraftd.service
/usr/bin/minecraftd stop > /dev/null
}
post_remove() {
echo -e "\e[34;1m==>\e[39;1m Removing ${USER} system user and group... \e[0m"
if getent passwd ${USER} >/dev/null 2>&1; then
userdel ${USER} 2>/dev/null
fi
if getent group ${USER} >/dev/null 2>&1; then
groupdel ${USER}
fi
# Notifying the user of kept dirs
[ -d ${SERVER_ROOT} ] && chown root:root ${SERVER_ROOT} && echo -e "\e[34;1m==>\e[39;1m NOTE: Game saves in ${SERVER_ROOT} were kept on your system.\e[0m"
[ -d /etc/conf.d/minecraft ] && echo -e "\e[34;1m==>\e[39;1m NOTE: Your configuration file /etc/conf.d/minecraft was kept on your system.\e[0m"
}
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