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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.
# This is called from the Makefile to build the initramfs.
unset CDPATH
set -e
set -x
if [ "@DIST@" = "REDHAT" ]; then
cd @top_builddir@
# Decide on names for the final output. These have to match Makefile.am.
output=appliance/initramfs.@host_cpu@.img
koutput=appliance/vmlinuz.@host_cpu@
rm -f $output
rm -f $koutput
# Create the basic initramfs.
exec 5<appliance/packagelist
packages=
while read pkg 0<&5; do
packages="$packages -i $pkg"
done
exec 5<&-
@FEBOOTSTRAP@ $packages -u @UPDATES@ @REPO@ initramfs @MIRROR@
# Create modules.dep. This is only used in the normal appliance
# (not supermin).
kversion=$(basename initramfs/lib/modules/*)
@FEBOOTSTRAP_RUN@ initramfs -- /sbin/depmod -a $kversion
# /sysroot is where the guest root filesystem will be mounted.
@FEBOOTSTRAP_RUN@ initramfs -- mkdir -p --mode=0777 /sysroot
# Create /tmp if it is missing.
@FEBOOTSTRAP_RUN@ initramfs -- mkdir -p --mode=0777 /tmp
# Create /selinux if it is missing.
@FEBOOTSTRAP_RUN@ initramfs -- mkdir -p --mode=0755 /selinux
# Nuke some stuff. The kernel pulls mkinitrd and plymouth which pulls in
# all of Python. Sheez.
(cd initramfs && find -name '*python*' -print0) |
xargs -0 @FEBOOTSTRAP_RUN@ initramfs -- rm -rf
(cd initramfs && find -name '*plymouth*' -print0) |
xargs -0 @FEBOOTSTRAP_RUN@ initramfs -- rm -rf
(cd initramfs && find -name 'libply-*' -print0) |
xargs -0 @FEBOOTSTRAP_RUN@ initramfs -- rm -rf
# In Fedora >= 11, it pulls in all of Perl from somewhere. Nuke from orbit.
@FEBOOTSTRAP_RUN@ initramfs -- rm -rf /usr/lib/perl5 /usr/lib64/perl5
# Anaconda? JPEG images?
@FEBOOTSTRAP_RUN@ initramfs -- rm -rf /usr/lib/anaconda-runtime
# Don't need any firmware.
@FEBOOTSTRAP_RUN@ initramfs -- rm -rf /lib/firmware
# Don't need any keyboard maps.
@FEBOOTSTRAP_RUN@ initramfs -- rm -rf /lib/kbd
# Remove anything in home directory. Because of the potential for disaster
# we don't put a slash before 'home'.
(cd initramfs && echo home/*) |
xargs @FEBOOTSTRAP_RUN@ initramfs -- rm -rf
# Remove /var/lib/yum stuff.
@FEBOOTSTRAP_RUN@ initramfs -- rm -rf /var/lib/yum
# Remove some unreadable binaries which are incompatible with
# the supermin appliance. Since these binaries can't be read
# from the host filesystem, they cannot be added to the supermin
# appliance at run time. XXX Need a better fix for this.
# Probably we should change febootstrap-supermin-helper to just
# ignore such files.
@FEBOOTSTRAP_RUN@ initramfs -- rm -f \
/usr/bin/chfn \
/usr/bin/chsh \
/usr/libexec/pt_chown \
/usr/libexec/utempter/utempter \
/usr/sbin/groupdel \
/usr/sbin/groupadd \
/usr/sbin/useradd \
/usr/sbin/tzdata-update \
/usr/sbin/userdel \
/usr/sbin/usermod \
/usr/sbin/groupmod \
/usr/sbin/groupmems \
/sbin/unix_update \
/usr/sbin/tcpd \
/usr/share/dbus-1/services/org.selinux.Restorecond.service \
/lib/dbus-1/dbus-daemon-launch-helper \
/lib64/dbus-1/dbus-daemon-launch-helper \
/etc/passwd- \
/etc/group- \
/etc/gshadow \
/etc/gshadow- \
/etc/shadow \
/etc/shadow- \
/etc/securetty \
/etc/sysconfig/iptables-config \
/etc/default/useradd \
/etc/security/opasswd \
/etc/libaudit.conf \
/var/log/tallylog \
/var/log/maillog \
/var/log/secure \
/var/log/spooler \
/var/log/messages \
/var/log/btmp \
/var/log/yum.log \
$(cd initramfs && echo usr/sbin/glibc_post_upgrade.*)
# Kernel modules take up nearly half of the image. Only include ones
# which are on the whitelist.
exec 5<appliance/kmod.whitelist
whitelist=
while read kmod 0<&5; do
whitelist="$whitelist -a -not -name $kmod"
done
exec 5<&-
(cd initramfs && \
find lib/modules/*/kernel -name '*.ko' $whitelist -a -print0 ) |
xargs -0 febootstrap-run initramfs -- rm
# Pull the kernel out into the current directory. We don't want it in
# the initramfs image.
cp initramfs/boot/vmlinuz* $koutput
@FEBOOTSTRAP_RUN@ initramfs -- rm -rf boot
# Minimize the image.
@FEBOOTSTRAP_MINIMIZE@ initramfs
# Add some missing configuration files.
if [ ! -f initramfs/etc/hosts ]; then
cat > hosts.new <<'__EOF__'
127.0.0.1 guestfs localhost.localdomain localhost
::1 localhost6.localdomain6 localhost6
__EOF__
@FEBOOTSTRAP_INSTALL@ initramfs hosts.new /etc/hosts 0644 root.root
rm hosts.new
fi
if [ ! -f initramfs/etc/fstab ]; then
@FEBOOTSTRAP_RUN@ initramfs -- touch /etc/fstab
fi
echo nameserver 169.254.2.3 > resolv.conf.new
@FEBOOTSTRAP_INSTALL@ initramfs resolv.conf.new /etc/resolv.conf 0644 root.root
rm resolv.conf.new
ls -lh $koutput
elif [ "@DIST@" = "DEBIAN" ]; then
cd @top_builddir@/appliance
debirf make -n debian
mkdir -p @top_builddir@/initramfs
touch @top_builddir@/initramfs/fakeroot.log
fi
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