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#!/bin/bash -
# @configure_input@
# Copyright (C) 2009 Red Hat Inc.
#
# 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; either version 2 of the License, or
# (at your option) any later version.
#
# 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.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
# Decide which files will stay in the supermin appliance and which
# files will be pulled out of the host at runtime.
#
# Read the README file!
#
# The basic idea is that we create two output files, one containing
# the files that will stay, and the other listing the files that
# will be pulled from the host (ie. not go into the appliance now).
#
# The list of files that stay ('supermin.incfiles') is just a straight
# list of files and directories.
#
# The list of files that come from the host ('*.supermin.hostfiles')
# can include wildcards, to allow libraries to be upgraded on the
# host.
unset CDPATH
set -e
cd @top_builddir@/initramfs
incfiles=../appliance/supermin.incfiles
hostfiles=../appliance/initramfs.@REPO@.@host_cpu@.supermin.hostfiles
exec 5>$incfiles
exec 6>$hostfiles
# Note currently the initramfs contains ~2500 files, and none have
# "funny characters" in the names. So this is reasonable just to
# simplify the script.
for path in $(find -not -name fakeroot.log); do
dir=$(dirname "$path")
file=$(basename "$path")
# All we're going to keep are the special files /init, the daemon,
# configuration files (/etc), devices and modifiable stuff (/var).
if [ "$path" = "./init" -o "$file" = "guestfsd" ]; then
echo "$path" >&5
elif [[ "$path" =~ '^\./etc' || "$path" =~ '^./dev' || "$path" =~ '^\./var' ]]; then
echo "$path" >&5
# Kernel modules are always copied in from the host, including all
# the dependency files.
elif [[ "$path" =~ '^\./lib/modules/' ]]; then
:
elif [ -d "$path" ]; then
# Always write directory names to both output files.
echo "$path" >&5
echo "$path" >&6
# Some libraries need fixed version numbers replaced by wildcards.
elif [[ "$file" =~ '^ld-[.0-9]+\.so$' ]]; then
echo "$dir/ld-*.so" >&6
# libfoo-1.2.3.so
elif [[ "$file" =~ '^lib(.*)-[-.0-9]+\.so$' ]]; then
echo "$dir/lib${BASH_REMATCH[1]}-*.so" >&6
# libfoo-1.2.3.so.1.2.3 (but NOT '*.so.N')
elif [[ "$file" =~ '^lib(.*)-[-.0-9]+\.so\.([0-9]+)\.' ]]; then
echo "$dir/lib${BASH_REMATCH[1]}-*.so.${BASH_REMATCH[2]}.*" >&6
# libfoo.so.1.2.3 (but NOT '*.so.N')
elif [[ "$file" =~ '^lib(.*)\.so\.([0-9]+)\.' ]]; then
echo "$dir/lib${BASH_REMATCH[1]}.so.${BASH_REMATCH[2]}.*" >&6
else
# Anything else comes from the host directly.
echo "$path" >&6
fi
done
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