1#!/bin/sh 2# $FreeBSD$ 3 4# some default sizes 5align=2048 6swapsize=$(expr 1 \* 1024 \* 2048 + 1024) 7zfssize=0 8 9# define our bail out shortcut 10exerr () { echo -e "$*" >&2 ; exit 1; } 11 12usage="Usage: $0 <dsk> [ -s <swap size> ] [ -z <zfs size> ]\n\ 13 \tswap size: if no -s size in blocks is given, default is $swapsize blocks\n\ 14 \tzfs size: if no -z size in blocks is given, default is the rest of the disk" 15 16dsk=$1 17if [ -z "$dsk" -o \! -c "/dev/$dsk" ]; then 18 exerr ${usage}; 19 exit; 20fi 21 22shift; while getopts :s:z: arg; do case ${arg} in 23 s) swapsize=${OPTARG};; 24 z) zfssize=${OPTARG};; 25 #?) exerr ${usage};; 26esac; done; shift $(( ${OPTIND} - 1 )) 27 28gpart destroy -F $dsk 29gpart create -s gpt $dsk 30 31# Boot 32siz=$(expr 1024 \- 34) 33gpart add -i 1 -b 34 -s $siz -t freebsd-boot $dsk 34gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 1 $dsk 35 36# Swap 37off=$align 38siz=$swapsize 39gpart add -i 2 -b $off -s $siz -t freebsd-swap $dsk 40 41# ZFS 42off=$(expr $align + $swapsize) 43if [ "$zfssize" -gt 0 ]; then 44 siz="-s $zfssize" 45else 46 siz="" 47fi 48gpart add -i 3 -b $off $siz -t freebsd-zfs $dsk 49 50gpart show $dsk 51