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
22 DEFAULT_FILE="@sysconfdir@/default/ganeti-instance-debootstrap"
23 if [ -f "$DEFAULT_FILE" ]; then
27 # note: we don't set a default mirror since debian and ubuntu have
28 # different defaults, and it's better to use the default
30 # only if the user want to specify a mirror in the defaults file we
31 # will use it, this declaration is to make sure the variable is set
37 : ${GENERATE_CACHE:="yes"}
38 : ${CLEAN_CACHE:="14"} # number of days to keep a cache file
40 CACHE_DIR="@localstatedir@/cache/ganeti-instance-debootstrap"
42 if [ "$GENERATE_CACHE" = "yes" -a ! -d "$CACHE_DIR" ]; then
46 DPKG_ARCH=${ARCH:-`dpkg --print-architecture`}
47 CACHE_FILE="$CACHE_DIR/cache-${SUITE}-${DPKG_ARCH}.tar"
49 TEMP=`getopt -o i:b:s: -n '$0' -- "$@"`
51 if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
53 # Note the quotes around `$TEMP': they are essential!
58 -i) instance=$2; shift 2;;
60 -b) blockdev=$2; shift 2;;
62 -s) swapdev=$2; shift 2;;
66 *) echo "Internal error!"; exit 1;;
69 if [ -z "$instance" -o -z "$blockdev" -o -z "$swapdev" ]; then
70 echo "Missing -i or -b or -s argument!"
74 swap_uuid=$(mkswap $swapdev | grep 'UUID' | sed -re 's/.*UUID=//')
76 root_uuid=$(dumpe2fs -h $blockdev | grep '^Filesystem UUID:' \
77 | sed -re 's/.*UUID:\s*//')
78 TMPDIR=`mktemp -d` || exit 1
79 trap "umount $TMPDIR; rmdir $TMPDIR" EXIT
81 # If it's not a block device try to mount it via loopback device.
82 # This is needed for file disks.
84 if [ ! -b $blockdev ]; then
85 MOUNT_OPTIONS="$MOUNT_OPTIONS -o loop"
87 mount $MOUNT_OPTIONS $blockdev $TMPDIR
89 # remove the cache file if it's old (> 2 weeks) and writable by the owner (the
90 # default due to the standard umask)
91 if [ "$CLEAN_CACHE" -a -d "$CACHE_DIR" ]; then
92 find "$CACHE_DIR" -name 'cache-*.tar' -type f \
93 -daystart -mtime "+${CLEAN_CACHE}" -print0 | \
97 if [ -f "$CACHE_FILE" ]; then
98 tar xf "$CACHE_FILE" -C $TMPDIR
100 if [ "$PROXY" ]; then
101 export http_proxy="$PROXY"
103 # INCLUDE will be empty if EXTRA_PKGS is null/empty, otherwise we
104 # build the full parameter format from it
105 INCLUDE=${EXTRA_PKGS:+"--include=$EXTRA_PKGS"}
107 --arch "$DPKG_ARCH" \
109 "$SUITE" $TMPDIR $MIRROR
111 # remove the downloaded debs, as they are no longer needed
112 find "$TMPDIR/var/cache/apt/archives" -type f -name '*.deb' -print0 | \
115 # remove the persistent-net rules, otherwise it will remember the node's
116 # interfaces as eth0, eth1, ...
117 rm -f "$TMPDIR/etc/udev/rules.d/z25_persistent-net.rules"
119 if [ "$GENERATE_CACHE" = "yes" ]; then
120 TMP_CACHE=`mktemp "${CACHE_FILE}.XXXXXX"`
121 tar cf "$TMP_CACHE" -C $TMPDIR .
122 mv -f "$TMP_CACHE" "$CACHE_FILE"
126 cp -p /etc/hosts $TMPDIR/etc/hosts
127 cp -p /etc/resolv.conf $TMPDIR/etc/resolv.conf
128 echo $instance > $TMPDIR/etc/hostname
129 echo $instance > $TMPDIR/etc/mailname
131 cat > $TMPDIR/etc/fstab <<EOF
132 # /etc/fstab: static file system information.
134 # <file system> <mount point> <type> <options> <dump> <pass>
135 UUID=$root_uuid / ext3 defaults 0 1
136 UUID=$swap_uuid swap swap defaults 0 0
137 proc /proc proc defaults 0 0
140 cat > $TMPDIR/etc/network/interfaces <<EOF
142 iface lo inet loopback