set -e
+unset CDPATH
+
# If you want to do some extra debugging and diagnosis of the
# initramfs image, then uncomment this line. This makes the image
# larger.
debug=yes
-modules="-i kernel -i bash -i coreutils -i lvm2 -i ntfs-3g -i nfs-utils -i util-linux-ng -i MAKEDEV -i net-tools"
+modules="-i kernel -i bash -i coreutils -i lvm2 -i ntfs-3g -i util-linux-ng -i MAKEDEV -i net-tools -i augeas-libs -i file"
if [ "x$debug" = "xyes" ]; then
modules="$modules -i module-init-tools -i procps -i strace -i iputils"
rm -f $koutput
# Create the basic initramfs.
-@FEBOOTSTRAP@ $modules @REPO@ initramfs @MIRROR@
+@FEBOOTSTRAP@ $modules -u @UPDATES@ @REPO@ initramfs @MIRROR@
+
+# /sysroot is where the guest root filesystem will be mounted.
+mkdir initramfs/sysroot
+
+# Create /tmp if it is missing.
+mkdir -p initramfs/tmp
+@FEBOOTSTRAP_RUN@ initramfs -- chmod 0777 /tmp
+
+# Make a safe 'install_file' function to install files into the
+# filesystem. XXX We need a 'febootstrap-install' utility.
+# Usage: install_file <local-file> <target-pathname> mode owner[.group]
+install_file ()
+{
+ cp "$1" initramfs/"$2"
+ # Get the inode of the new file and remove it from fakeroot.log.
+ ino=$(ls -i initramfs/"$2" | awk '{print $1}')
+ cp initramfs/fakeroot.log fakeroot.log.old
+ grep -v "ino=$ino," fakeroot.log.old > initramfs/fakeroot.log
+ rm fakeroot.log.old
+ # Set mode, owner and group as desired.
+ @FEBOOTSTRAP_RUN@ initramfs -- chmod "$3" "$2"
+ @FEBOOTSTRAP_RUN@ initramfs -- chown "$4" "$2"
+}
# Nuke some stuff. The kernel pulls mkinitrd and plymouth which pulls in
# all of Python. Sheez.
find initramfs -name '*python*' -print0 | xargs -0 rm -rf
# Modules take up nearly half of the image. It's a rough guess that
-# we don't need any drivers (which take up most of the space).
-# (We need to keep kernel/net/sunrpc for NFS)
-#rm -rf initramfs/lib/modules/*/kernel/{drivers,sound}
-rm -rf initramfs/lib/modules/*/kernel/arch/x86/kvm
+# we don't need many drivers (which take up most of the space).
+find initramfs/lib/modules/*/kernel \
+ -name '*.ko' \
+ -a ! -name 'mii.ko' \
+ -a ! -name '8139cp.ko' \
+ -a ! -name 'ext2.ko' \
+ -a ! -name 'ext4.ko' \
+ -a ! -name 'crc16.ko' \
+ -a ! -name 'jbd2.ko' \
+ -a ! -name 'fuse.ko' \
+ -a -delete
# Pull the kernel out into the current directory. We don't want it in
# the initramfs image.
# Add some missing configuration files.
if [ ! -f initramfs/etc/hosts ]; then
- cat > initramfs/etc/hosts.new <<'__EOF__'
+ cat > hosts.new <<'__EOF__'
127.0.0.1 guestfs localhost.localdomain localhost
::1 localhost6.localdomain6 localhost6
__EOF__
- @FEBOOTSTRAP_RUN@ initramfs -- \
- install -m 0644 -o root -g root /etc/hosts.new /etc/hosts
- rm initramfs/etc/hosts.new
+ install_file hosts.new /etc/hosts 0644 root.root
+ rm hosts.new
fi
if [ ! -f initramfs/etc/fstab ]; then
@FEBOOTSTRAP_RUN@ initramfs -- touch /etc/fstab
fi
-echo nameserver 10.0.2.3 > initramfs/etc/resolv.conf.new
-@FEBOOTSTRAP_RUN@ initramfs -- \
- install -m 0644 -o root -g root /etc/resolv.conf.new /etc/resolv.conf
-rm initramfs/etc/resolv.conf.new
+echo nameserver 10.0.2.3 > resolv.conf.new
+install_file resolv.conf.new /etc/resolv.conf 0644 root.root
+rm resolv.conf.new
# Create the init script.
-cat > initramfs/init.new <<'__EOF__'
+cat > init.new <<'__EOF__'
#!/bin/sh
PATH=/sbin:/usr/sbin:$PATH
MAKEDEV mem null port zero core full ram tty console fd \
mount -t proc /proc /proc
mount -t sysfs /sys /sys
mount -t devpts -o gid=5,mode=620 /dev/pts /dev/pts
-modprobe nfsd 8139cp
+modprobe 8139cp
/sbin/ifconfig lo 127.0.0.1
/sbin/ifconfig eth0 10.0.2.10
/sbin/route add default gw 10.0.2.2
lvm vgscan --ignorelockingfailure
lvm vgchange -ay --ignorelockingfailure
-rpcbind
-rpc.statd
-rpc.nfsd 4
-rpc.mountd
__EOF__
if [ "x$debug" != "xyes" ]; then
- echo exec guestfsd -f >> initramfs/init.new
+ echo exec guestfsd -f >> init.new
else
- echo guestfsd >> initramfs/init.new
- echo exec bash -i >> initramfs/init.new
+ echo guestfsd >> init.new
+ echo exec bash -i >> init.new
fi
-@FEBOOTSTRAP_RUN@ initramfs -- install -m 0755 -o root -g root /init.new /init
-rm initramfs/init.new
+install_file init.new /init 0755 root.root
+rm init.new
# Copy the daemon into the filesystem.
-cp @abs_builddir@/daemon/guestfsd initramfs/sbin/guestfsd.new
-@FEBOOTSTRAP_RUN@ initramfs -- \
- install -m 0755 -o root -g root /sbin/guestfsd.new /sbin/guestfsd
-rm initramfs/sbin/guestfsd.new
+install_file @abs_builddir@/daemon/guestfsd /sbin/guestfsd 0755 root.root
# Generate final image.
@FEBOOTSTRAP_TO_INITRAMFS@ initramfs > $output-t