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
36 : ${GENERATE_CACHE:="yes"}
37 : ${CLEAN_CACHE:="14"} # number of days to keep a cache file
39 CACHE_DIR="@localstatedir@/cache/ganeti-instance-debootstrap"
41 if [ "$GENERATE_CACHE" = "yes" -a ! -d "$CACHE_DIR" ]; then
45 DPKG_ARCH=${ARCH:-`dpkg --print-architecture`}
46 CACHE_FILE="$CACHE_DIR/cache-${SUITE}-${DPKG_ARCH}.tar"
48 TEMP=`getopt -o i:b:s: -n '$0' -- "$@"`
50 if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
52 # Note the quotes around `$TEMP': they are essential!
57 -i) instance=$2; shift 2;;
59 -b) blockdev=$2; shift 2;;
61 -s) swapdev=$2; shift 2;;
65 *) echo "Internal error!"; exit 1;;
68 if [ -z "$instance" -o -z "$blockdev" -o -z "$swapdev" ]; then
69 echo "Missing -i or -b or -s argument!"
75 TMPDIR=`mktemp -d` || exit 1
76 trap "umount $TMPDIR; rmdir $TMPDIR" EXIT
78 # If it's not a block device try to mount it via loopback device.
79 # This is needed for file disks.
81 if [ ! -b $blockdev ]; then
82 MOUNT_OPTIONS="$MOUNT_OPTIONS -o loop"
84 mount $MOUNT_OPTIONS $blockdev $TMPDIR
86 # remove the cache file if it's old (> 2 weeks) and writable by the owner (the
87 # default due to the standard umask)
88 if [ "$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 $TMPDIR
97 # INCLUDE will be empty if EXTRA_PKGS is null/empty, otherwise we
98 # build the full parameter format from it
99 INCLUDE=${EXTRA_PKGS:+"--include=$EXTRA_PKGS"}
101 --arch "$DPKG_ARCH" \
103 "$SUITE" $TMPDIR $MIRROR
105 # remove the downloaded debs, as they are no longer needed
106 find "$TMPDIR/var/cache/apt/archives" -type f -name '*.deb' -print0 | \
109 # remove the persistent-net rules, otherwise it will remember the node's
110 # interfaces as eth0, eth1, ...
111 rm -f "$TMPDIR/etc/udev/rules.d/z25_persistent-net.rules"
113 if [ "$GENERATE_CACHE" = "yes" ]; then
114 TMP_CACHE=`mktemp "${CACHE_FILE}.XXXXXX"`
115 tar cf "$TMP_CACHE" -C $TMPDIR .
116 mv -f "$TMP_CACHE" "$CACHE_FILE"
120 cp -p /etc/hosts $TMPDIR/etc/hosts
121 cp -p /etc/resolv.conf $TMPDIR/etc/resolv.conf
122 echo $instance > $TMPDIR/etc/hostname
123 echo $instance > $TMPDIR/etc/mailname
125 cat > $TMPDIR/etc/fstab <<EOF
126 # /etc/fstab: static file system information.
128 # <file system> <mount point> <type> <options> <dump> <pass>
129 /dev/sda / ext3 defaults 0 1
130 /dev/sdb swap swap defaults 0 0
131 proc /proc proc defaults 0 0
134 cat > $TMPDIR/etc/network/interfaces <<EOF
136 iface lo inet loopback