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#!/bin/sh
# Simple test that a DB from a backup file cannot be untarred and started
# manually (you have to run the samba-tool 'backup restore' command instead).
if [ $# -lt 1 ]; then
cat <<EOF
Usage: $0 PREFIX
EOF
exit 1
fi
PREFIX="$1"
shift 1
DBPATH=$PREFIX/start-backup
mkdir -p $DBPATH
. $(dirname $0)/../../../testprogs/blackbox/subunit.sh
. "$(dirname ${0})/../../../testprogs/blackbox/common_test_fns.inc"
ldbmodify=$(system_or_builddir_binary ldbmodify "${BINDIR}")
do_provision()
{
$PYTHON $BINDIR/samba-tool domain provision \
--domain=FOO --realm=foo.example.com --use-ntvfs \
--targetdir=$DBPATH --option="pid directory = $DBPATH"
}
add_backup_marker()
{
# manually add the backup marker that the backup cmd usually adds
${ldbmodify} \
-H tdb://$DBPATH/private/sam.ldb <<EOF
dn: @SAMBA_DSDB
changetype: modify
add: backupDate
backupDate: who-knows-when
-
EOF
}
start_backup()
{
# start samba in interactive mode (if we don't, samba daemonizes and so the
# command's exit status is always zero (success), regardless of whether
# samba actually starts up or not). However, this means if this assertion
# were ever to fail (i.e. samba DOES startup from a backup file), then the
# test case would just hang. So we use a max-run-time of 5 secs so that
# samba will self-destruct in the bad case (max_runtime_handler() returns
# zero/success in this case, which allows us to tell the good case from the
# bad case).
OPTS="--maximum-runtime=5 -i"
# redirect logs to stderr (which we'll then redirect to stdout so we can
# capture it in a bash variable)
OPTS="$OPTS --debug-stdout"
# start samba and capture the debug output
OUTPUT=$($BINDIR/samba --configfile=$DBPATH/etc/smb.conf $OPTS 2>&1)
if [ $? -eq 0 ]; then
echo "ERROR: Samba should not have started successfully"
return 1
fi
# check the reason we're failing is because prime_ldb_databases() is
# detecting that this is a backup DB (and not some other reason)
echo "$OUTPUT" | grep "failed to start: Database is a backup"
}
# setup a DB and manually mark it as being a "backup"
testit "provision" do_provision
testit "add-backup-marker" add_backup_marker
# check that Samba won't start using this DB (because it's a backup)
testit "start-samba-backup" start_backup
rm -rf $DBPATH
exit $failed
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