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#!/bin/bash
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
m4_include(lib/common.sh)
CHROOT_VERSION='v3'
working_dir=''
usage() {
echo "Usage: ${0##*/} [options] working-dir [package-list | app]"
echo ' options:'
echo ' -C <file> Location of a pacman config file'
echo ' -M <file> Location of a makepkg config file'
echo ' -c <dir> Set pacman cache'
echo ' -h This message'
exit 1
}
while getopts 'hC:M:c:' arg; do
case "$arg" in
C) pac_conf="$OPTARG" ;;
M) makepkg_conf="$OPTARG" ;;
c) cache_dir="$OPTARG" ;;
h|?) usage ;;
*) error "invalid argument '$arg'"; usage ;;
esac
done
shift $(($OPTIND - 1))
(( $EUID != 0 )) && die 'This script must be run as root.'
(( $# < 2 )) && die 'You must specify a directory and one or more packages.'
working_dir="$(readlink -f $1)"
shift 1
[[ -z $working_dir ]] && die 'Please specify a working directory.'
if [[ -z $cache_dir ]]; then
cache_dirs=($(pacman -v $cache_conf 2>&1 | grep '^Cache Dirs:' | sed 's/Cache Dirs:\s*//g'))
else
cache_dirs=(${cache_dir})
fi
# {{{ functions
chroot_lock () {
# Only reopen the FD if it wasn't handed to us
if [[ $(readlink -f /dev/fd/9) != "${working_dir}.lock" ]]; then
exec 9>"${working_dir}.lock"
fi
# Lock the chroot. Take note of the FD number.
if ! flock -n 9; then
stat_busy "Locking chroot"
flock 9
stat_done
fi
}
# }}}
umask 0022
[[ -e $working_dir ]] && die "Working directory '$working_dir' already exists"
mkdir -p "$working_dir"
chroot_lock
if [[ $(stat -f -c %T "$working_dir") == btrfs ]]; then
rmdir "$working_dir"
if ! btrfs subvolume create "$working_dir"; then
die "Couldn't create subvolume for '$working_dir'"
fi
chmod 0755 "$working_dir"
fi
pacstrap -GMcd ${pac_conf:+-C "$pac_conf"} "$working_dir" \
"${cache_dirs[@]/#/--cachedir=}" "$@" || die 'Failed to install all packages'
printf '%s.UTF-8 UTF-8\n' en_US de_DE > "$working_dir/etc/locale.gen"
echo 'LANG=C' > "$working_dir/etc/locale.conf"
echo "$CHROOT_VERSION" > "$working_dir/.arch-chroot"
exec arch-nspawn \
${pac_conf:+-C "$pac_conf"} \
${makepkg_conf:+-M "$makepkg_conf"} \
${cache_dir:+-c "$cache_dir"} \
"$working_dir" locale-gen
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