#!/bin/sh

set -eu

USER="redis"

Setup_dir () {
	DIR="${1}"
	MODE="${2}"
	GROUP="${3}"

	mkdir -pZ ${DIR}

	case "${DIR}" in
	/var/log/redis)
		MODE="02750"
		GROUP="adm"
		;;
	*)
		MODE="750"
		GROUP="${USER}"
		;;
	esac

	if ! dpkg-statoverride --list ${DIR} >/dev/null 2>&1
	then
		chown ${USER}:${GROUP} ${DIR}
		chmod ${MODE} ${DIR}
	fi
}

if [ "$1" = "configure" ]
then
	adduser \
		--system \
		--home /var/lib/redis \
		--quiet \
		--group \
		${USER} || true

	Setup_dir /var/log/redis ${USER}:adm 2750
	Setup_dir /var/lib/redis ${USER}:${USER} 750
fi



exit 0