lib/aur-chroot

   1 #!/bin/bash
   2 # aur-chroot - build packages with systemd-nspawn
   3 [[ -v AUR_DEBUG ]] && set -o xtrace
   4 set -o errexit
   5 argv0=chroot
   6 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
   7 PS4='+(${BASH_SOURCE}:${LINENO}): ${FUNCNAME[0]:+${FUNCNAME[0]}(): }'
   8 machine=$(uname -m)
   9
  10 # default arguments
  11 directory=/var/lib/aurbuild/$machine
  12 suffix=extra
  13 makechrootpkg_args=()
  14 makechrootpkg_makepkg_args=()
  15
  16 # default options
  17 update=0 build=0 packagelist=0 create=0 print_path=0
  18
  19 usage() {
  20     cat <<EOF
  21 Usage:
  22   $argv0 [-BU] [--create] [-CDM path] [package...]
  23 EOF
  24     exit 1
  25 }
  26
  27 source /usr/share/makepkg/util/option.sh
  28 source /usr/share/makepkg/util/parseopts.sh
  29
  30 opt_short='C:D:M:x:BU'
  31 opt_long=('directory:' 'pacman-conf:' 'makepkg-conf:' 'build' 'update' 'create'
  32           'suffix:' 'bind:' 'bind-rw:' 'path' 'makepkg-args:' 'makechrootpkg-args:')
  33 opt_hidden=('dump-options' 'packagelist' 'margs:' 'cargs:')
  34
  35 if ! parseopts "$opt_short" "${opt_long[@]}" "${opt_hidden[@]}" -- "$@"; then
  36     usage
  37 fi
  38 set -- "${OPTRET[@]}"
  39
  40 unset bindmounts_ro bindmounts_rw makepkg_conf pacman_conf
  41 while true; do
  42     case "$1" in
  43         -B|--build)
  44             build=1 ;;
  45         -U|--update)
  46             update=1 ;;
  47         --create)
  48             create=1 ;;
  49         --path)
  50             print_path=1 ;;
  51         -x|--suffix)
  52             shift; suffix=$1 ;;
  53         # devtools options
  54         -C|--pacman-conf)
  55             shift; pacman_conf=$1 ;;
  56         -D|--directory)
  57             shift; directory=$1 ;;
  58         -M|--makepkg-conf)
  59             shift; makepkg_conf=$1 ;;
  60         --bind)
  61             shift; bindmounts_ro+=("$1") ;;
  62         --bind-rw)
  63             shift; bindmounts_rw+=("$1") ;;
  64         --makechrootpkg-args|--cargs)
  65             shift; IFS=, read -a arg -r <<< "$1"
  66             makechrootpkg_args+=("${arg[@]}") ;;
  67         --makepkg-args|--margs)
  68             shift; IFS=, read -a arg -r <<< "$1"
  69             makechrootpkg_makepkg_args+=("${arg[@]}") ;;
  70         # deprecated options
  71         --packagelist)
  72             packagelist=1 ;;
  73         # other options
  74         --dump-options)
  75             printf -- '--%s\n' "${opt_long[@]}" ${AUR_DEBUG+"${opt_hidden[@]}"}
  76             printf -- '%s' "${opt_short}" | sed 's/.:\?/-&\n/g'
  77             exit ;;
  78         --) shift; break ;;
  79     esac
  80     shift
  81 done
  82
  83 # additional makechrootpkg arguments if none are specified
  84 if (( ! ${#makechrootpkg_args[@]} )); then
  85     makechrootpkg_args=(-c)
  86 fi
  87
  88 # required for chroot creation and update
  89 # if specified, copied to the container by arch-nspawn
  90 makepkg_conf=${makepkg_conf:-/usr/share/devtools/makepkg-$machine.conf}
  91
  92 if [[ ! -f $makepkg_conf ]]; then
  93     printf >&2 '%s: %q is not a file\n' "$argv0" "$makepkg_conf"
  94     exit 2
  95 elif [[ ! -r $makepkg_conf ]]; then
  96     printf >&2 '%s: %q could not be read\n' "$argv0" "$makepkg_conf"
  97     exit 1
  98 fi
  99
 100 # required for chroot creation and update
 101 # if specified, copied to the container by arch-nspawn
 102 pacman_conf=${pacman_conf:-/usr/share/devtools/pacman-$suffix.conf}
 103
 104 if [[ ! -f $pacman_conf ]]; then
 105     printf >&2 '%s: %q is not a file\n' "$argv0" "$pacman_conf"
 106     exit 2
 107 elif [[ ! -r $pacman_conf ]]; then
 108     printf >&2 '%s: %q could not be read\n' "$argv0" "$pacman_conf"
 109     exit 1
 110 fi
 111
 112 # Custom elevation command
 113 if [[ $AUR_PACMAN_AUTH ]]; then
 114     # shellcheck disable=SC2086
 115     sudo() { command -- $AUR_PACMAN_AUTH "$@"; }
 116 fi
 117
 118 # bind mount file:// paths to container (#461)
 119 # required for update/build steps
 120 while read -r key _ value; do
 121     case $key=$value in
 122         Server=file://*)
 123             bindmounts_rw+=("${value#file://}") ;;
 124     esac
 125 done < <(pacman-conf --config "$pacman_conf")
 126 wait "$!"
 127
 128 # create new container, required for packagelist/update/build steps
 129 if (( create )); then
 130     # default to base-devel or multilib-devel, unless packages are
 131     # specified on the command-line.
 132     # available packages depend on the configured pacman configuration
 133     if (( $# )); then
 134         base_packages=("$@")
 135
 136     # XXX: use pacini to not process Include directives in pacman.conf
 137     # (not supported by devtools)
 138     elif [[ $(pacini --section=multilib "$pacman_conf") ]] && [[ $machine == "x86_64" ]]; then
 139         base_packages=('base-devel' 'multilib-devel')
 140     else
 141         base_packages=('base-devel')
 142     fi
 143
 144     # parent path is not created by mkarchroot (#371)
 145     if [[ ! -d $directory ]]; then
 146         sudo install -d "$directory" -m 755 -v
 147     fi
 148
 149     if [[ ! -d $directory/root ]]; then
 150         sudo mkarchroot -C "$pacman_conf" -M "$makepkg_conf" "$directory"/root "${base_packages[@]}"
 151     fi
 152 fi
 153
 154 # arch-nspawn makes no distinction between a missing working directory
 155 # and one which does not exist
 156 if [[ ! -d $directory/root ]]; then
 157     printf >&2 '%s: %q is not a directory\n' "$argv0" "$directory"/root
 158     printf >&2 '%s: did you run aur chroot --create?\n' "$argv0"
 159     exit 20
 160 fi
 161
 162 # print path for processing by other tools (e.g. makepkg --packagelist)
 163 if (( print_path )); then
 164     realpath -- "$directory"/root
 165     exit $?
 166 fi
 167
 168 if (( packagelist )); then
 169     aur build--pkglist --config="$directory"/root/etc/makepkg.conf
 170     exit $?
 171 fi
 172
 173 if (( update )); then
 174     # locking is done by systemd-nspawn
 175     sudo arch-nspawn -C "$pacman_conf" -M "$makepkg_conf" "$directory"/root \
 176          "${bindmounts_ro[@]/#/--bind-ro=}" \
 177          "${bindmounts_rw[@]/#/--bind=}" pacman -Syu --noconfirm "$@"
 178 fi
 179
 180 if (( build )); then
 181     # use makechrootpkg -c as default build command (sync /root container)
 182     # arguments after -- (if present) are used as makechrootpkg arguments
 183     sudo --preserve-env=GNUPGHOME,SSH_AUTH_SOCK,PKGDEST makechrootpkg -r "$directory" \
 184          "${bindmounts_ro[@]/#/-D}" "${bindmounts_rw[@]/#/-d}" \
 185          "${makechrootpkg_args[@]}" -- "${makechrootpkg_makepkg_args[@]}"
 186 fi
 187
 188 # vim: set et sw=4 sts=4 ft=sh: