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#!/bin/sh
# Copyright © 2005-2009 Roger Leigh <rleigh@debian.org>
#
# schroot 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 3 of the License, or
# (at your option) any later version.
#
# schroot 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, see
# <http://www.gnu.org/licenses/>.
#
#####################################################################
set -e
. "$SETUP_DATA_DIR/common-data"
. "$SETUP_DATA_DIR/common-functions"
. "$SETUP_DATA_DIR/common-config"
# Copy NSS database from host to chroot
# $1: database name
# $2: destination file name
dup_nss()
{
info "Copying $1 database to $2"
getent "$1" > "$2"
}
if [ $STAGE = "setup-start" ] || [ $STAGE = "setup-recover" ]; then
if [ -n "$SETUP_NSSDATABASES" ]; then
if [ -f "$SETUP_NSSDATABASES" ]; then
while read db; do
if echo "$db" | egrep -q '^(#|$)' ; then
continue
fi
# Device and inode
dr=$(/usr/bin/stat --format="%d %i" "/etc/$db")
# This one can fail since it might not exist yet
dc=$(/usr/bin/stat --format="%d %i" "${CHROOT_PATH}/etc/$db" 2>/dev/null || :)
# If the database inside and outside the chroot is the
# same, it's very likely that dup_nss would blank the
# database, so skip it.
if [ "$dr" = "$dc" ]; then
warn "$db files '/etc/$db' and '${CHROOT_PATH}/etc/$db' are the same file; skipping"
continue;
fi
dup_nss "$db" "${CHROOT_PATH}/etc/$db"
done < "$SETUP_NSSDATABASES"
else
fatal "nssdatabases file '$SETUP_NSSDATABASES' does not exist"
fi
fi
fi
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