blob: a5e1957711842462691f31cd3fca9f19d042e22f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
#!/bin/bash
# License: GNU GPLv2
#
# 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)
m4_include(lib/archroot.sh)
working_dir=''
files=()
usage() {
echo "Usage: ${0##*/} [options] working-dir [systemd-nspawn arguments]"
echo "A wrapper around systemd-nspawn. Provides support for pacman."
echo
echo ' options:'
echo ' -C <file> Location of a pacman config file'
echo ' -M <file> Location of a makepkg config file'
echo ' -c <dir> Set pacman cache'
echo ' -f <file> Copy file from the host to the chroot'
echo ' -s Do not run setarch'
echo ' -h This message'
exit 1
}
while getopts 'hC:M:c:f:s' arg; do
case "$arg" in
C) pac_conf="$OPTARG" ;;
M) makepkg_conf="$OPTARG" ;;
c) cache_dir="$OPTARG" ;;
f) files+=("$OPTARG") ;;
s) nosetarch=1 ;;
h|?) usage ;;
*) error "invalid argument '%s'" "$arg"; usage ;;
esac
done
shift $((OPTIND - 1))
(( $# < 1 )) && die 'You must specify a directory.'
check_root
working_dir=$(readlink -f "$1")
shift 1
[[ -z $working_dir ]] && die 'Please specify a working directory.'
if [[ -z $cache_dir ]]; then
cache_dirs=($(pacman -v 2>&1 | grep '^Cache Dirs:' | sed 's/Cache Dirs:\s*//g'))
else
cache_dirs=("$cache_dir")
fi
if [[ -n $makepkg_conf ]]; then
eval "$(grep -a '^CARCH=' "$makepkg_conf")"
else
eval "$(grep -a '^CARCH=' "$working_dir/etc/makepkg.conf")"
fi
pacconf_cmd=$(command -v pacman-conf || command -v pacconf)
if [[ ! "$CARCH" = 'x86_64' ]]; then
host_mirror="$(
sed -n '
/^\s*Server\s*=/{
s/^.*=\s*//
s/\s*\(#.*\)\?$//
p
q
}' \
'/etc/pacman.d/mirrorlist32'
)"
else
# shellcheck disable=2016
host_mirror=$($pacconf_cmd --repo extra Server 2> /dev/null | head -1 | sed -r 's#(.*/)extra/os/.*#\1$repo/os/$arch#')
fi
# shellcheck disable=2016
[[ $host_mirror == *file://* ]] && host_mirror_path=$(echo "$host_mirror" | sed -r 's#file://(/.*)/\$repo/os/\$arch#\1#g')
# {{{ functions
build_mount_args() {
declare -g mount_args=()
if [[ -n $host_mirror_path ]]; then
mount_args+=("--bind-ro=$host_mirror_path")
fi
mount_args+=("--bind=${cache_dirs[0]}")
for cache_dir in "${cache_dirs[@]:1}"; do
mount_args+=("--bind-ro=$cache_dir")
done
}
copy_hostconf () {
cp -a /etc/pacman.d/gnupg "$working_dir/etc/pacman.d"
echo "Server = $host_mirror" | \
tee "$working_dir/etc/pacman.d/mirrorlist" > \
"$working_dir/etc/pacman.d/mirrorlist32"
[[ -n $pac_conf ]] && cp "$pac_conf" "$working_dir/etc/pacman.conf"
[[ -n $makepkg_conf ]] && cp "$makepkg_conf" "$working_dir/etc/makepkg.conf"
local file
for file in "${files[@]}"; do
mkdir -p "$(dirname "$working_dir$file")"
cp -T "$file" "$working_dir$file"
done
sed -r "s|^#?\\s*CacheDir.+|CacheDir = ${cache_dirs[*]}|g" -i "$working_dir/etc/pacman.conf"
}
# }}}
umask 0022
# Sanity check
if [[ ! -f "$working_dir/.arch-chroot" ]]; then
die "'%s' does not appear to be an Arch chroot." "$working_dir"
elif [[ $(cat "$working_dir/.arch-chroot") != "$CHROOT_VERSION" ]]; then
die "chroot '%s' is not at version %s. Please rebuild." "$working_dir" "$CHROOT_VERSION"
fi
build_mount_args
copy_hostconf
[[ -z $nosetarch ]] || unset CARCH
exec ${CARCH:+setarch "$CARCH"} systemd-nspawn -q \
-D "$working_dir" \
-E "PATH=/usr/local/sbin:/usr/local/bin:/usr/bin" \
--register=no --keep-unit --as-pid2 \
"${mount_args[@]}" \
"$@"
|