/usr/bin/fai-mirror is in fai-server 3.4.8ubuntu5.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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# $Id$
#*********************************************************************
#
# fai-mirror -- create and manage a partial mirror for FAI
#
# This script is part of FAI (Fully Automatic Installation)
# (c) 2004-2010, Thomas Lange, lange@informatik.uni-koeln.de
#
#*********************************************************************
# 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; see the file COPYING. If not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
# MA 02111-1307, USA.
#*********************************************************************
# variables: NFSROOT, FAI_CONFIGDIR, FAI_ETC_DIR
export FAI_ROOT=/ # do not execute in chroot, needed for install_packages call
export PATH=$PATH:/usr/sbin
trap "umount_dirs" EXIT ERR
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
usage() {
echo "fai-mirror -- create and manage a partial mirror for FAI."
echo "Please read the manual page fai-mirror(1)."
exit
}
# - - - - - - - - - - - - - - - - - - - - - - - - - -
die() {
local e=$1 # first parameter is the exit code
shift
echo "$@" # print error message
exit $e
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
excludeclass() {
# removes/excludes all classes in $* from $classes
local insert eclasses newclass c e
eclasses="$*"
eclasses=${eclasses//,/ }
for c in $classes; do
insert=1
for e in $eclasses; do
[ $c = $e ] && insert=0
done
[ $insert = 1 ] && newclass="$newclass $c"
done
classes="$newclass"
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
umount_dirs() {
[ "$FAI_DEBMIRROR" ] && umount $MNTPOINT 2>/dev/null 1>&2 || true
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
cleandirs() {
return # currently nothing to do
# rm $statefile
# rm -rf $mirrordir/.apt-move $statefile
# [ $debug -eq 1 ] || rm -rf $aptcache $archivedir
# rm -rf $aptcache $archivedir
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
initialize() {
# TODO: root is only needed when FAI_DEBMIRROR is defined. Then we
# must mount a directory
debdist=$(echo "$FAI_DEBOOTSTRAP" | awk '{print $1}')
# store all packages temporary in the mirror partition so we need only a move,
# not a copy later during apt-move
aptcache=$mirrordir/aptcache # holds the package cache data
archivedir=$aptcache/var/cache/apt/archives
aptmovefile=$aptcache/etc/apt-move.conf # stores apt-move.conf
statefile=$aptcache/statefile
# also used in install_packages.conf
export aptoptions=" \
-o Aptitude::Log=/dev/null \
-o Aptitude::CmdLine::Ignore-Trust-Violations=yes\
-o APT::Get::AllowUnauthenticated=true \
-o DPkg::force-conflicts::=yes \
-o Dir::State=$aptcache/var/lib/apt \
-o Dir::Log=$aptcache/var/log/apt \
-o Dir::State::extended_states=$aptcache/var/lib/apt/lists/extended_states \
-o Dir::State::status=$statefile \
-o APT::Get::Force-Yes=true \
-o Dir::Cache=$aptcache/var/cache/apt \
-o Dir::State=$aptcache/var/cache/apt \
-o Dir::Cache::Archives=$archivedir \
-o Dir::Etc=$aptcache/etc/apt/ \
-o Dir::State::Lists=$aptcache/var/lib/apt/lists/"
if [ -n "$arch" ]; then
aptoptions="$aptoptions -o APT::Architecture=$arch" # add architecture
fi
# not needed
# -o APT::Get::ReInstall
# ."-o APT::Get::Download-Only=true -o Aptitude::Cmd-Line::Download-Only=true "
# we only need some empty dirs
set -e
mkdir -p $archivedir/partial $aptcache/etc/apt/preferences.d $aptcache/var/lib/apt/lists/partial $aptcache/var/log/apt
> $statefile
set +e
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
delete_base_packages() {
# now delete all packages that are already included in base.tgz
local p
if [ ! -f $NFSROOT/var/tmp/base-pkgs.lis ]; then
echo "$NFSROOT/var/tmp/base-pkgs.lis not available."
echo "Can't remove wasteful packages that are already in base.tgz."
return
fi
echo "Removing packages that are already included in base.tgz"
for p in $(cat $NFSROOT/var/tmp/base-pkgs.lis); do
if [ -f $archivedir/${p}_*.deb ]; then
[ $verbose -eq 1 ] && echo "deleting package $p"
rm $archivedir/${p}_*.deb
# else commands only for debugging
# else
# echo "package $p not found"
# ls $archivedir/${p}_*.deb
fi
done
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
add_base_packages() {
local plist
# add packages from base.tgz and additional packages in nfsroot
# arch dependent packages defined in make-fai-nfsroot
echo "Adding packages of $cfdir/NFSROOT."
if [ -f $NFSROOT/var/tmp/packages.nfsroot ]; then
plist=$(< $NFSROOT/var/tmp/packages.nfsroot)
apt-get $qflag -d $aptoptions -y --force-yes --fix-missing install $plist
else
echo "WARNING: $NFSROOT/var/tmp/packages.nfsroot does not exists."
echo "Can't add those packages. Maybe the nfsroot is not yet created."
fi
# now use sources.list for debootstrap packages
echo "$FAI_DEBOOTSTRAP" | awk '{printf "deb %s %s main\n",$2,$1}' | perl -p -e 's/file:/copy:/' > $aptcache/etc/apt/sources.list
echo "Adding packages from $NFSROOT/var/tmp/base-pkgs.lis"
if [ -f $NFSROOT/var/tmp/base-pkgs.lis ]; then
plist=$(< $NFSROOT/var/tmp/base-pkgs.lis)
apt-get $qflag $aptoptions update >/dev/null
apt-get $qflag -d $aptoptions -y --force-yes --fix-missing install $plist
else
echo "WARNING: $NFSROOT/var/tmp/base-pkgs.lis does not exists."
echo "Can't add those packages. Maybe the nfsroot is not yet created."
fi
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
set-classes() {
# if -c is given, ignore -x
if [ -n "$cclasses" ]; then
export classes=${cclasses//,/ }
return
fi
set +e
# all available file names are classes
classes=$(cd $FAI_CONFIGDIR/package_config; ls -1 | egrep -i "^[a-zA-Z0-9_-]+$")
addclasses=$(grep -h PACKAGES $FAI_CONFIGDIR/package_config/* | sed -e 's/#.*//' | awk '{printf $3"\n"$4"\n"$5"\n"$6"\n"}')
export classes=$(echo -e "$classes\n$addclasses\n" | sort | uniq)
[ -n "$exclasses" ] && excludeclass $exclasses
set -e
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
[ -x "$(which apt-move)" ] || die 5 "apt-move not found. Please install package."
preserve=0
verbose=0
add=1
qflag=-qq
while getopts "a:Bvhx:pc:C:m:" opt ; do
case "$opt" in
a) arch=$OPTARG ;;
B) add=0 ;;
C) cfdir=$OPTARG ;;
h) usage ;;
x) exclasses="$OPTARG";;
c) cclasses="$OPTARG";;
m) MAXPACKAGES="$OPTARG";;
p) preserve=1;;
v) verbose=1; vflag=-v; qflag='';;
?) die 1 "Unknown option";;
esac
done
shift $(($OPTIND - 1))
# use FAI_ETC_DIR from environment variable
if [ -n "$FAI_ETC_DIR" -a -z "$cfdir" ]; then
echo "Using environment variable \$FAI_ETC_DIR."
fi
# use -C option if present otherwise use $FAI_ETC_DIR or default to /etc/fai
if [ -z "$cfdir" ]; then
cfdir=${FAI_ETC_DIR:=/etc/fai}
fi
cfdir=$(readlink -f $cfdir) # canonicalize path
if [ ! -d "$cfdir" ]; then
echo "$cfdir is not a directory"
exit 6
fi
[ "$verbose" -eq 1 ] && echo "Using configuration files from $cfdir"
. $cfdir/fai.conf
. $cfdir/make-fai-nfsroot.conf
export NFSROOT="$NFSROOT/live/filesystem.dir"
[ -n "$packages" ] && die "WARNING: The use of \$packages in make-fai-nfsroot.conf is now deprecated. Please include this information into $cfdir/NFSROOT."
[ -n "$NFSROOT_PACKAGES" ] && die "WARNING: The use of \$packages in make-fai-nfsroot.conf is now deprecated. Please include this information into $cfdir/NFSROOT."
[ -n "$exclasses" -a -n "$cclasses" ] && die 3 "Options -x and -c not allowed at the same time."
# use first argument if given, use variable mirrordir if not argument was given
if [ -n "$1" ]; then
mirrordir=$1
fi
if [ -z "$mirrordir" ]; then
die 2 "Please give the absolute path to the mirror."
fi
{ echo $mirrordir | egrep -q '^/'; } || die 4 "Mirrordir must start with a slash /."
if [ -d $mirrordir/pool -o -d $mirrordir/dists ]; then
die 3 "Please first remove $mirrordir/pool and $mirrordir/dists"
fi
[ -d $FAI_CONFIGDIR/package_config ] || die 6 "Can't find package config files in $FAI_CONFIGDIR."
# set default if undefined
: ${MAXPACKAGES:=1}
export MAXPACKAGES
initialize
# if we are using nfs mounts for Debian mirror, this may fail here, since inside a chroot environment different dir are used
# if sources.list includes file AND FAI_DEBMIRROR is defined we have to mount
# otherwise mounting is not needed. call task_mirror
if [ "$FAI_DEBMIRROR" ]; then
mkdir -p $MNTPOINT
mount -r $FAI_DEBMIRROR $MNTPOINT || exit 9
fi
# TODO: use -p to preserve sources.list
perl -p -e 's/file:/copy:/' $cfdir/apt/sources.list > $aptcache/etc/apt/sources.list
echo "Getting package information"
apt-get $qflag $aptoptions update >/dev/null
set-classes
echo "Downloading packages for classes:" $classes
FAI=$FAI_CONFIGDIR install_packages -d $vflag
[ $add -eq 1 ] && add_base_packages
umount_dirs
trap "" EXIT ERR
[ $add -eq 0 ] && delete_base_packages
# create mirror directory structure
echo "Calling apt-move"
cat > $aptmovefile <<EOF # generate apt-move.conf
APTSITES=*
LOCALDIR=$mirrordir
DIST=$debdist
FILECACHE=$archivedir
LISTSTATE=$aptcache/var/lib/apt/lists
DELETE=no
CONTENTS=no
PKGCOMP='none gzip'
EOF
# due to bug #441231 in apt-move, we have to specify the arhcitecture
[ -n "$arch" ] && echo "ARCH=$arch" >> $aptmovefile # append architecture
apt-move $qflag -c $aptmovefile update
# since Packages.gz from apt-move does not include packages from my
# repository, let's use apt-ftparchive for generiating correct index
# files
pfilegz=$(find $mirrordir/dists -name Packages.gz)
pfile=$(find $mirrordir/dists -name Packages)
pdist=$(cd $mirrordir/dists ; ls)
cd $mirrordir
# md5sums of apt-move are not valid, when we recreate Packages.gz using
# apt-ftparchive, but we can use the header of the Release file
grep -B99 MD5Sum: $mirrordir/dists/$pdist/Release | grep -v MD5Sum: > $mirrordir/tmpfile
rm $mirrordir/dists/$pdist/Release
apt-ftparchive packages pool > $pfile
gzip -c $pfile > $pfilegz
apt-ftparchive release dists/$pdist >> tmpfile
mv tmpfile dists/$pdist/Release
echo "$0 finished."
echo -n "Mirror size and location: ";du -sh $mirrordir
cleandirs
|