mkosi.build

   1 #!/bin/sh
   2 set -ex
   3
   4 # This file is part of systemd.
   5 #
   6 # Copyright 2016 Lennart Poettering
   7 #
   8 # systemd is free software; you can redistribute it and/or modify it
   9 # under the terms of the GNU Lesser General Public License as published by
  10 # the Free Software Foundation; either version 2.1 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # systemd is distributed in the hope that it will be useful, but
  14 # WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16 # Lesser General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU Lesser General Public License
  19 # along with systemd; If not, see <http://www.gnu.org/licenses/>.
  20
  21 # This is a build script for OS image generation using mkosi (https://github.com/systemd/mkosi).
  22 # Simply invoke "mkosi" in the project directory to build an OS image.
  23
  24 # If mkosi.builddir/ exists mkosi will set $BUILDDIR to it, let's then use it
  25 # as out-of-tree build dir. Otherwise, let's make up our own builddir.
  26 [ -z "$BUILDDIR" ] && BUILDDIR=build
  27
  28 # Meson uses Python 3 and requires a locale with an UTF-8 character map.
  29 # Not running under UTF-8 makes the `ninja test` step break with a CodecError.
  30 # So let's ensure we're running under UTF-8.
  31 #
  32 # If our current locale already is UTF-8, then we don't need to do anything:
  33 if [ "$(locale charmap)" != "UTF-8" ] ; then
  34         # Try using C.UTF-8 locale, if available. This locale is not shipped
  35         # by upstream glibc, so it's not available in all distros.
  36         # (In particular, it's not available in Arch Linux.)
  37         export LC_CTYPE=C.UTF-8
  38         if [ "$(locale charmap)" != "UTF-8" ] ; then
  39                 # Finally, try something like en_US.UTF-8, which should be
  40                 # available in Arch Linux, but is not present in Debian's
  41                 # minimal image in our mkosi config.
  42                 export LC_CTYPE=en_US.UTF-8
  43                 if [ "$(locale charmap)" != "UTF-8" ] ; then
  44                         # If nothing works, fail early.
  45                         echo "*** Could not find a valid locale that supports UTF-8. ***" >&2
  46                         exit 1
  47                 fi
  48         fi
  49 fi
  50
  51 if [ ! -f "$BUILDDIR"/build.ninja ] ; then
  52         sysvinit_path=`realpath /etc/init.d`
  53
  54         nobody_user=`id -u -n 65534 2> /dev/null`
  55         if [ "$nobody_user" != "" ] ; then
  56                 # Validate that we can translate forth and back
  57                 if [ "`id -u $nobody_user`" != 65534 ] ; then
  58                         nobody_user=""
  59                 fi
  60         fi
  61         if [ "$nobody_user" = "" ] ; then
  62                 if id -u nobody 2> /dev/null ; then
  63                         # The "nobody" user is defined already for something else, pick the Fedora name
  64                         nobody_user=nfsnobody
  65                 else
  66                         # The "nobody" user name is free, use it
  67                         nobody_user=nobody
  68                 fi
  69         fi
  70
  71         nobody_group=`id -g -n 65534 2> /dev/null`
  72         if [ "$nobody_group" != "" ] ; then
  73                 # Validate that we can translate forth and back
  74                 if [ "`id -g $nobody_group`" != 65534 ] ; then
  75                         nobody_group=""
  76                 fi
  77         fi
  78         if [ "$nobody_group" = "" ] ; then
  79                 if id -u nobody 2> /dev/null ; then
  80                         # The "nobody" group is defined already for something else, pick the Fedora name
  81                         nobody_group=nfsnobody
  82                 else
  83                         # The "nobody" group name is free, use it
  84                         nobody_group=nobody
  85                 fi
  86         fi
  87
  88         meson "$BUILDDIR" -D "sysvinit-path=$sysvinit_path" -D default-hierarchy=unified -D man=false -D "nobody-user=$nobody_user" -D "nobody-group=$nobody_group"
  89 fi
  90
  91 ninja -C "$BUILDDIR" all
  92 [ "$WITH_TESTS" = 0 ] || ninja -C "$BUILDDIR" test || ( RET="$?" ; cat "$BUILDDIR"/meson-logs/testlog.txt ; exit "$RET" )
  93 ninja -C "$BUILDDIR" install
  94
  95 mkdir -p "$DESTDIR"/etc
  96
  97 cat > "$DESTDIR"/etc/issue <<EOF
  98 \S (built from systemd tree)
  99 Kernel \r on an \m (\l)
 100
 101 EOF