-#! /bin/sh
-# The rsync source host needs to be customized..
+#! /bin/bash
+
+# Copyright (c) 1999-2001 Jason Gunthorpe <jgg@debian.org>
+# Copyright (c) 2002-2003,2006 Ryan Murray <rmurray@debian.org>
+# Copyright (c) 2004-2005 Joey Schulze <joey@infodrom.org>
+# Copyright (c) 2008 Peter Palfrader <peter@palfrader.org>
+#
+# 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; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
set -e
+# Without effect on the commandline
+if [ -z "$TERM" -o "$TERM" = "dumb" ]
+then
+ exec > /dev/null 2>&1
+ sleep $(( $RANDOM % 120 ))
+else
+ verbose=-v
+fi
+
+tempdir=''
+
+cleanup ()
+{
+ rm -f lock
+ rm -rf $tempdir
+}
+
+PATH=/sbin:/usr/sbin:/bin:/usr/bin
+export PATH
HOST=`hostname -f`
+SYNCHOST=`ud-config synchost`;
+LOCALSYNCON=`ud-config localsyncon`;
cd /tmp/
-cd /var/lib/misc > /dev/null 2>&1 || cd /var/state/glibc/ > /dev/null 2>&1 || cd /var/db/ > /dev/null 2>&1
+cd /var/lib/misc || cd /var/state/glibc/ || cd /var/db/
lockfile -r 1 -l 3600 lock
-trap "rm -f lock > /dev/null 2>&1" exit
-rsync -e ssh -rp sshdist@samosa:/var/cache/userdir-ldap/hosts/$HOST . > /dev/null 2>&1
-makedb $HOST/passwd.tdb -o passwd.db > /dev/null 2>&1
-makedb $HOST/shadow.tdb -o shadow.db > /dev/null 2>&1
-makedb $HOST/group.tdb -o group.db > /dev/null 2>&1
+trap cleanup exit
+
+case $HOST in
+$LOCALSYNCON)
+ udhost=
+ ;;
+*)
+ udhost="sshdist@$SYNCHOST:"
+ ;;
+esac
+
+rsync ${verbose} -e 'ssh -i /etc/ssh/ssh_host_rsa_key -o PreferredAuthentications=publickey' -rp "${udhost}/var/cache/userdir-ldap/hosts/$HOST" .
+
+makedb "$HOST/passwd.tdb" -o passwd.db.t
+if [ -s "$HOST/shadow.tdb" ]
+then
+ (umask 027 && makedb "$HOST/shadow.tdb" -o shadow.db.t)
+ chown root.shadow shadow.db.t
+ chmod 0640 shadow.db.t
+ mv -f shadow.db.t shadow.db
+fi
+makedb "$HOST/group.tdb" -o group.db.t
+mv -f passwd.db.t passwd.db
+mv -f group.db.t group.db
+for a in $HOST/ssh-rsa-shadow $HOST/ssh_known_hosts; do
+ ln -sf $a .
+done
+ln -sf `pwd -P`/ssh-rsa-shadow /etc/ssh
+ln -sf `pwd -P`/ssh_known_hosts /etc/ssh
+
+if [ -e ssh-keys.tar.gz ]; then
+ export TMPDIR='/tmp/'
+ tempdir=$(mktemp -d)
+ old=$(pwd -P)
+ cd $tempdir && tar -xvf $old/ssh-keys.tar.gz
+ mkdir userkeys 2> /dev/null || true
+ rsync -av --delete-after $tempdir/ userkeys/
+fi
+
+if [ -x /usr/bin/dchroot ]; then
+ CHROOTS=`dchroot --listpaths`
+ for c in $CHROOTS; do
+ if [ -x "$c/usr/bin/makedb" ]
+ then
+
+ test ! -d "$c/var/lib/misc/$HOST" || mkdir -p "$c/var/lib/misc/$HOST"
+
+ rsync -a ${verbose} $HOST/group.tdb $HOST/passwd.tdb $HOST/ssh* "$c/var/lib/misc/$HOST"
+
+ test ! -f "$c/var/lib/misc/$HOST/shadow.tdb" || rm -f "$c/var/lib/misc/$HOST/shadow.tdb"
+ test ! -f "$c/var/lib/misc/shadow.db" || rm -f "$c/var/lib/misc/shadow.db"
+
+ chroot "$c" makedb "/var/lib/misc/$HOST/passwd.tdb" -o /var/lib/misc/passwd.db.t
+ chroot "$c" makedb "/var/lib/misc/$HOST/group.tdb" -o /var/lib/misc/group.db.t
+ mv -f "$c/var/lib/misc/passwd.db.t" "$c/var/lib/misc/passwd.db"
+ mv -f "$c/var/lib/misc/group.db.t" "$c/var/lib/misc/group.db"
+ ln -sf "$HOST/ssh_known_hosts" "$c/var/lib/misc/"
+ ln -sf ../../var/lib/misc/ssh_known_hosts "$c/etc/ssh"
+ fi
+ done
+fi
+
+if [ -d "/etc/exim4" -a -e "$HOST/bsmtp" ]; then
+ if perl -e 'exit !((stat "/etc/exim4/bsmtp")[9] < time()-3600)'; then
+ cp "$HOST/bsmtp" /etc/exim4/bsmtp
+ fi
+fi
+if [ -d "/etc/postfix" -a -f "$HOST/forward-alias" ]; then
+ sed -e 's/:/@debian.org/' $HOST/forward-alias > /etc/postfix/debian
+ /usr/sbin/postmap hash:/etc/postfix/debian < /etc/postfix/debian || true
+fi