1#!/bin/sh 2# 3# This script generates a "memstick image" (image that can be copied to a 4# USB memory stick) from a directory tree. Note that the script does not 5# clean up after itself very well for error conditions on purpose so the 6# problem can be diagnosed (full filesystem most likely but ...). 7# 8# Usage: make-memstick.sh <directory tree or manifest> <image filename> 9# 10# $FreeBSD$ 11# 12 13set -e 14 15scriptdir=$(dirname $(realpath $0)) 16. ${scriptdir}/../../tools/boot/install-boot.sh 17 18if [ "$(uname -s)" = "FreeBSD" ]; then 19 PATH=/bin:/usr/bin:/sbin:/usr/sbin 20 export PATH 21fi 22 23if [ $# -ne 2 ]; then 24 echo "make-memstick.sh /path/to/directory/or/manifest /path/to/image/file" 25 exit 1 26fi 27 28MAKEFSARG=${1} 29 30if [ -f ${MAKEFSARG} ]; then 31 BASEBITSDIR=`dirname ${MAKEFSARG}` 32 METALOG=${MAKEFSARG} 33elif [ -d ${MAKEFSARG} ]; then 34 BASEBITSDIR=${MAKEFSARG} 35 METALOG= 36else 37 echo "${MAKEFSARG} must exist" 38 exit 1 39fi 40 41if [ -e ${2} ]; then 42 echo "won't overwrite ${2}" 43 exit 1 44fi 45 46echo '/dev/ufs/FreeBSD_Install / ufs ro,noatime 1 1' > ${BASEBITSDIR}/etc/fstab 47echo 'root_rw_mount="NO"' > ${BASEBITSDIR}/etc/rc.conf.local 48if [ -n "${METALOG}" ]; then 49 metalogfilename=$(mktemp /tmp/metalog.XXXXXX) 50 cat ${METALOG} > ${metalogfilename} 51 echo "./etc/fstab type=file uname=root gname=wheel mode=0644" >> ${metalogfilename} 52 echo "./etc/rc.conf.local type=file uname=root gname=wheel mode=0644" >> ${metalogfilename} 53 MAKEFSARG=${metalogfilename} 54fi 55makefs -D -N ${BASEBITSDIR}/etc -B little -o label=FreeBSD_Install -o version=2 ${2}.part ${MAKEFSARG} 56rm ${BASEBITSDIR}/etc/fstab 57rm ${BASEBITSDIR}/etc/rc.conf.local 58if [ -n "${METALOG}" ]; then 59 rm ${metalogfilename} 60fi 61 62# Make an ESP in a file. 63espfilename=$(mktemp /tmp/efiboot.XXXXXX) 64make_esp_file ${espfilename} ${fat32min} ${BASEBITSDIR}/boot/loader.efi 65 66mkimg -s mbr \ 67 -b ${BASEBITSDIR}/boot/mbr \ 68 -p efi:=${espfilename} \ 69 -p freebsd:-"mkimg -s bsd -b ${BASEBITSDIR}/boot/boot -p freebsd-ufs:=${2}.part" \ 70 -a 2 \ 71 -o ${2} 72rm ${espfilename} 73rm ${2}.part 74 75