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|
#!/bin/bash
. samizdat-paths.sh || exit 1
outdev=
volid=SamizdatLive
gpg_iso_path=gnupghome
gnupghome=
child_dir=$samizdat_child_dir/child.$$
vmlinuz_dir=$samizdat_isolinux_dir
efi_dir=$samizdat_grub_efi_dir
die() { printf "%s: Error: %s\n" "$0" "$*" >&2; exit 1; }
TEMP="$(getopt -o '' --long adam,usb,detach,out:,test -n "$0" -- "$@")" ||
die 'getopt error'
eval set -- "$TEMP"
ADAM=; DETACH=; USB=
while [ $# -gt 0 ]; do
case "$1" in
--adam) shift; ADAM=y;;
--usb) shift; USB=y;;
--detach) shift; DETACH=y;;
--test) shift; QUICK_TEST=y;;
--out) CMDLINE_OUTDEV="$2"; shift 2;;
--) shift; break;;
*) die 'getopt error';;
esac
done
if [ $# = 0 ]; then
set -- debian-live-8.4.0-amd64-standard.btrfs layer.btrfs
fi
for fs; do
[ -f "$fs" ] || die "not a file: $fs"
case "$fs" in
*.btrfs) ;;
*) die "invalid name (does not match *.btrfs): $fs" ;;
esac
shift
set -- "$@" "rootfs/${fs##*/}=$fs"
done
whole_device()
{
case "$1" in
*-part?) false ;;
*-part??) false ;;
*-part???) false ;;
*/usb\*) false ;;
*) true ;;
esac
}
confirm_usb()
{
local msg="This will completely overwrite device:\n\n\t%s\n\nType 'yes' to confirm.\nContinue? "
printf "$msg" "$1" >&2
read line
case "$line" in
[yY][eE][sS]) return ;;
*) die "Aborted by user." ;;
esac
}
choose_usb()
{
local devs maj
set -- /dev/disk/by-id/usb*
for dev; do
shift
whole_device "$dev" || continue
set -- "$@" "$dev"
done
if [ $# = 0 ]; then
die "no usb device found"
elif [ $# = 1 ]; then
confirm_usb "$1" || die impossible
outdev="$1"
else
die "multiple USB devices connected and choice between them is unimplemented. ($*)"
fi
}
choose_cdrom()
{
die 'choose_cdrom: unimplemented'
}
choose_outdev()
{
if [ "$CMDLINE_OUTDEV" ]; then
outdev=$CMDLINE_OUTDEV~
NEED_STDIO=y
elif [ "$USB" ]; then
choose_usb
NEED_STDIO=y
else
choose_cdrom
NEED_STDIO=
fi
}
generate_keys()
{
if [ "$ADAM" ]; then
kiki init || die 'kiki init failed'
gnupghome=/root/.gnupg
else
keygen.sh "$child_dir" || die "keygen.sh failed"
gnupghome=$child_dir/root/.gnupg
trap 'umount "$child_dir"; rmdir "$child_dir"' EXIT
fi
}
[ "$(id -u)" = 0 ] || die "you are not root."
grub-efi.sh || die "grub-efi.sh failed"
choose_outdev
generate_keys
if [ "$INPUT_DEVICE" ]; then
REPLACE_INITRD=
REMOVE_BTRFS=
ADD_BTRFS=
else
REPLACE_INITRD=y
REMOVE_BTRFS=y
ADD_BTRFS=y
fi
if [ "$QUICK_TEST" ]; then
REMOVE_BTRFS=y
ADD_BTRFS=
fi
if [ "$REPLACE_INITRD" ]; then
initrd.sh || die 'initrd.sh failed'
fi
(set -x
xorriso \
${INPUT_DEVICE:+ -indev "$INPUT_DEVICE" } \
-outdev ${NEED_STDIO:+stdio:}"$outdev" \
-blank as_needed \
-report_about mishap \
-return_with sorry 0 \
-volid "$volid" \
-pathspecs on \
\
\
${REPLACE_INITRD:+ -rm_r linux -- -add linux="${vmlinuz_dir}" -- } \
${REMOVE_BTRFS:+ -rm_r btrfs -- } \
${ADD_BTRFS:+ -follow link -add "$@" -- -follow default } \
\
\
-rm_r "${gpg_iso_path}" -- \
-add "${gpg_iso_path}=${gnupghome}" -- \
\
\
-chown_r 0 / -- \
-chgrp_r 0 / -- \
-chmod_r go-rwx "${gpg_iso_path}" -- \
\
\
-as mkisofs -graft-points \
-b grub/i386-pc/eltorito.img \
-no-emul-boot -boot-info-table \
--embedded-boot "${efi_dir}"/embedded.img \
--protective-msdos-label \
grub="${efi_dir}"/grub
) || die "xorriso exited $?"
case "$outdev" in
*~) [ -f "$outdev" ] && mv "$outdev" "${outdev%\~}" ;;
esac
if [ "$USB" -a "$DETACH" -a $? = 0 ]; then
udisks --detach "$outdev"
fi
|
