#!/bin/sh

PATH=/sbin:/bin:/usr/sbin:/usr/bin
USER=spread
USER_HOMEDIR=/nonexistent
GROUP=spread
RUNDIR=/var/run/spread
NOLOGIN=/sbin/nologin

case $2 in
PRE-INSTALL)
    if pw group show "${GROUP}" 2>/dev/null; then
	echo "You already have a group \"${GROUP}\", so I will use it."
    else
	if pw groupadd ${GROUP}; then
	    echo "Added group \"${GROUP}\"."
	else
	    echo "Adding group \"${GROUP}\" failed..."
	    exit 1
	fi
    fi

    if pw user show "${USER}" 2>/dev/null; then
	echo "You already have a user \"${USER}\", so I will use it."
	if pw usermod ${USER} -d ${USER_HOMEDIR}
	then
	    echo "Changed home directory of \"${USER}\" to \"${USER_HOMEDIR}\"."
	else
	    echo "Changing home directory of \"${USER}\" to \"${USER_HOMEDIR}\" failed."
	    exit 1
	fi
    else
	if pw useradd ${USER} -g ${GROUP} -h - \
	    -d ${USER_HOMEDIR} -s ${NOLOGIN} -c "Spread User"
	then
	    echo "Added user \"${USER}\"."
	else
	    echo "Adding user \"${USER}\" failed..."
	    exit 1
	fi
    fi
    ;;
POST-INSTALL)
    if [ ! -d ${RUNDIR} ]; then
	install -d -o ${USER} -g ${GROUP} -m 0750 ${RUNDIR}
    fi
    ;;
*)
    echo 'unexpect argument to pkg-install'
    ;;
esac