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_user="blynk"
post_install() {
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 /usr/share/blynk ${_user} 1>/dev/null
fi
chown -R ${_user}:${_user} /var/lib/blynk
chown -R ${_user}:${_user} /var/log/blynk
chown -R ${_user}:${_user} /usr/share/blynk
}
post_upgrade() {
echo -e "\e[34;1m==>\e[39;1m NOTE: Please restart blynk service to take the update into account. \e[0m"
}
pre_remove() {
systemctl stop blynk.service
rm -rf /usr/share/blynk/static
}
post_remove() {
echo -e "\e[34;1m==>\e[39;1m Removing ${_user} user and group... \e[0m"
userdel ${_user}
if [ -d /var/lib/blynk ]; then
echo -e "\e[34;1m==>\e[39;1m NOTE: Data folder /var/lib/blynk has been preserved. \e[0m"
fi
}
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