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> <image filename>
9#
10# $FreeBSD$
11#
12
13PATH=/bin:/usr/bin:/sbin:/usr/sbin
14export PATH
15
16if [ $# -ne 2 ]; then
17  echo "make-memstick.sh /path/to/directory /path/to/image/file"
18  exit 1
19fi
20
21if [ ! -d ${1} ]; then
22  echo "${1} must be a directory"
23  exit 1
24fi
25
26if [ -e ${2} ]; then
27  echo "won't overwrite ${2}"
28  exit 1
29fi
30
31echo '/dev/ufs/FreeBSD_Install / ufs ro,noatime 1 1' > ${1}/etc/fstab
32makefs -B little -o label=FreeBSD_Install ${2} ${1}
33if [ $? -ne 0 ]; then
34  echo "makefs failed"
35  exit 1
36fi
37rm ${1}/etc/fstab
38
39unit=`mdconfig -a -t vnode -f ${2}`
40if [ $? -ne 0 ]; then
41  echo "mdconfig failed"
42  exit 1
43fi
44gpart create -s BSD ${unit}
45gpart bootcode -b ${1}/boot/boot ${unit}
46gpart add -t freebsd-ufs ${unit}
47mdconfig -d -u ${unit}
48
49