pre-install() {
	groupadd cloud
	useradd -m -g cloud -c "OpenNebula administrator account" -s /bin/ash oneadmin
}

post-install() {
	# Append the oneadmin credentials to one_auth to avoid overwriting a file
	# that may already exist
	usermod -m -d /var/lib/one oneadmin
	if [ ! -f /var/lib/one/.one/one_auth ]; then
		mkdir -p /var/lib/one/.one/
		echo 'oneadmin:0neadm1n' >> /var/lib/one/.one/one_auth
		echo ">> You must edit the password in /var/lib/one/.one/one_auth"
	fi
	chown oneadmin:cloud -R /var/log/one /var/lib/one /run/one /run/lock/one
	echo ">> To install required gems run as a local user:"
	echo ">> bundler install --gemfile /usr/share/one/Gemfile"
}

post-upgrade(){
  chown oneadmin:cloud -R /var/lib/one/sunstone
	printf "NOTE: This is may be an major upgrade! If you are not installing from scratch, check the compatibility guide at:\n\n\thttp://docs.opennebula.org/5.10/intro_release_notes/release_notes/compatibility.html\n\thttp://docs.opennebula.org/5.10/intro_release_notes/upgrades/index.html\n"
	echo ">> To install required gems run as a local user:"
	echo ">> bundler install --gemfile /usr/share/one/Gemfile"
}

pre-deinstall() {
	userdel -r oneadmin && echo ">> User 'oneadmin' has been removed."
	groupdel cloud && echo ">> Group 'cloud' has been removed."
}

post-deinstall() {
	echo ">> You can uninstall the Ruby gems if no other packages require them."
	echo ">> For example, 'gem uninstall sequel' would uninstall the 'sequel' Ruby gem."
}