3 # Copyright (C) 2007 Google Inc.
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 2 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful, but
11 # WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
25 if [ ${#CLEANUP[*]} -gt 0 ]; then
26 LAST_ELEMENT=$((${#CLEANUP[*]}-1))
27 REVERSE_INDEXES=$(seq ${LAST_ELEMENT} -1 0)
28 for i in $REVERSE_INDEXES; do
36 DEFAULT_FILE="@sysconfdir@/default/ganeti-instance-debootstrap"
37 if [ -f "$DEFAULT_FILE" ]; then
41 # note: we don't set a default mirror since debian and ubuntu have
42 # different defaults, and it's better to use the default
44 # only if the user want to specify a mirror in the defaults file we
45 # will use it, this declaration is to make sure the variable is set
51 : ${GENERATE_CACHE:="yes"}
52 : ${CLEAN_CACHE:="14"} # number of days to keep a cache file
54 CACHE_DIR="@localstatedir@/cache/ganeti-instance-debootstrap"
56 if [ "$GENERATE_CACHE" = "yes" -a ! -d "$CACHE_DIR" ]; then
60 DPKG_ARCH=${ARCH:-`dpkg --print-architecture`}
61 CACHE_FILE="$CACHE_DIR/cache-${SUITE}-${DPKG_ARCH}.tar"
65 # If the target device is not a real block device we'll first losetup it.
66 # This is needed for file disks.
67 if [ ! -b $blockdev ]; then
68 ORIGINAL_BLOCKDEV=$blockdev
69 blockdev=$(losetup -sf $blockdev)
70 CLEANUP+=("losetup -d $blockdev")
74 root_uuid=$($VOL_ID -u $blockdev )
75 if [ -n "$swapdev" ]; then
77 swap_uuid=$($VOL_ID -u $swapdev )
80 TMPDIR=`mktemp -d` || exit 1
81 CLEANUP+=("rmdir $TMPDIR")
83 mount $blockdev $TMPDIR
84 CLEANUP+=("umount $TMPDIR")
86 # remove the cache file if it's old (> 2 weeks) and writable by the owner (the
87 # default due to the standard umask)
88 if [ "$CLEAN_CACHE" -a -d "$CACHE_DIR" ]; then
89 find "$CACHE_DIR" -name 'cache-*.tar' -type f \
90 -daystart -mtime "+${CLEAN_CACHE}" -print0 | \
94 if [ -f "$CACHE_FILE" ]; then
95 tar xf "$CACHE_FILE" -C $TMPDIR
98 export http_proxy="$PROXY"
100 # INCLUDE will be empty if EXTRA_PKGS is null/empty, otherwise we
101 # build the full parameter format from it
102 INCLUDE=${EXTRA_PKGS:+"--include=$EXTRA_PKGS"}
104 --arch "$DPKG_ARCH" \
106 "$SUITE" $TMPDIR $MIRROR
108 # remove the downloaded debs, as they are no longer needed
109 find "$TMPDIR/var/cache/apt/archives" -type f -name '*.deb' -print0 | \
112 # remove the persistent-net rules, otherwise it will remember the node's
113 # interfaces as eth0, eth1, ...
114 rm -f "$TMPDIR/etc/udev/rules.d/z25_persistent-net.rules"
116 if [ "$GENERATE_CACHE" = "yes" ]; then
117 TMP_CACHE=`mktemp "${CACHE_FILE}.XXXXXX"`
118 tar cf "$TMP_CACHE" -C $TMPDIR .
119 mv -f "$TMP_CACHE" "$CACHE_FILE"
123 cp -p /etc/hosts $TMPDIR/etc/hosts
124 cp -p /etc/resolv.conf $TMPDIR/etc/resolv.conf
125 echo $instance > $TMPDIR/etc/hostname
126 echo $instance > $TMPDIR/etc/mailname
128 cat > $TMPDIR/etc/fstab <<EOF
129 # /etc/fstab: static file system information.
131 # <file system> <mount point> <type> <options> <dump> <pass>
132 UUID=$root_uuid / ext3 defaults 0 1
133 proc /proc proc defaults 0 0
136 [ -n "$swapdev" ] && cat >> $TMPDIR/etc/fstab <<EOF
137 UUID=$swap_uuid swap swap defaults 0 0
140 cat > $TMPDIR/etc/network/interfaces <<EOF
142 iface lo inet loopback
145 if [ -e $TMPDIR/etc/inittab ]; then
146 cat $TMPDIR/etc/inittab | sed -re 's/\stty1$/ console/' \
147 > $TMPDIR/etc/inittab.new
148 mv $TMPDIR/etc/inittab.new $TMPDIR/etc/inittab
149 elif [ -e $TMPDIR/etc/event.d/tty1 ]; then
150 cat $TMPDIR/etc/event.d/tty1 | sed -re 's/tty1/console/' \
151 > $TMPDIR/etc/event.d/console
152 rm $TMPDIR/etc/event.d/tty1