#!/bin/sh
+# enforce limits on partition start sector and length
-# Copyright (C) 2008 Free Software Foundation, Inc.
+# Copyright (C) 2008-2011 Free Software Foundation, Inc.
# 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
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
-test_description='enforce limits on partition start sector and length'
+. "${srcdir=.}/init.sh"; path_prepend_ ../parted
+require_root_
+require_xfs_
+ss=$sector_size_
-# Need root privileges to use mount.
-privileges_required_=1
-
-. ./init.sh
+# On a 32-bit system, we must skip this test when $ss >= 4096.
+# Otherwise, due to an inherent 32-bit-XFS limit, dd would fail to
+# create the file of size > 16TiB
+if test $(uname -m) != x86_64; then
+ test $ss -le 2048 || skip_ 'this test works only on a 64-bit system'
+fi
####################################################
# Create and mount a file system capable of dealing with >=2TB files.
mp=`pwd`/mount-point
n=4096
-test_expect_success \
- 'create an XFS file system' \
- '
- dd if=/dev/zero of=$fs bs=1MB count=2 seek=20 &&
- mkfs.xfs -q $fs &&
- mkdir "$mp"
-
- '
+# create an XFS file system
+dd if=/dev/zero of=$fs bs=1MB count=2 seek=20 || fail=1
+mkfs.xfs -f -q $fs || fail=1
+mkdir "$mp" || fail=1
# Unmount upon interrupt, failure, etc., as well as upon normal completion.
-cleanup_() { cd "$test_dir_" && umount "$mp" > /dev/null 2>&1; }
+cleanup_fn_() { cd "$test_dir_" && umount "$mp" > /dev/null 2>&1; }
-test_expect_success \
- 'mount it' \
- '
- mount -o loop $fs "$mp" &&
- cd "$mp"
+# mount it
+mount -o loop $fs "$mp" || fail=1
+cd "$mp" || fail=1
- '
dev=loop-file
do_mkpart()
{
+ set +x # Turn off tracing; otherwise, we pollute stderr.
start_sector=$1
end_sector=$2
# echo '********' $(echo $end_sector - $start_sector + 1 |bc)
- dd if=/dev/zero of=$dev bs=1b count=2k seek=$end_sector 2> /dev/null &&
+ dd if=/dev/zero of=$dev bs=$ss count=2k seek=$end_sector 2> /dev/null &&
parted -s $dev mklabel $table_type &&
parted -s $dev mkpart p xfs ${start_sector}s ${end_sector}s
}
# rather than start and end.
do_mkpart_start_and_len()
{
+ set +x # Turn off tracing; otherwise, we pollute stderr.
start_sector=$1
len=$2
end_sector=$(echo $start_sector + $len - 1|bc)
for table_type in dvh; do
-test_expect_success \
- "$table_type: a partition length of 2^32-1 works." \
- '
- end=$(echo $n+2^32-2|bc) &&
- do_mkpart $n $end
- '
-
-test_expect_success \
- 'print the result' \
- 'parted -s $dev unit s p > out 2>&1 &&
- sed -n "/^ *1 *$n/s/ */ /gp" out|sed "s/ *\$//" > k && mv k out &&
- echo " 1 ${n}s ${end}s 4294967295s primary" > exp &&
- diff -u out exp
- '
-
-test_expect_failure \
- "$table_type: a partition length of exactly 2^32 sectors provokes failure." \
- 'do_mkpart $n $(echo $n+2^32-1|bc) > err 2>&1'
+# a partition length of 2^32-1 works.
+end=$(echo $n+2^32-2|bc) || fail=1
+do_mkpart $n $end || fail=1
+
+# print the result
+parted -s $dev unit s p > out 2>&1 || fail=1
+sed -n "/^ *1 *$n/s/ */ /gp" out|sed "s/ *\$//" > k && mv k out || fail=1
+echo " 1 ${n}s ${end}s 4294967295s primary" > exp || fail=1
+compare exp out || fail=1
+
+# a partition length of exactly 2^32 sectors provokes failure.
+do_mkpart $n $(echo $n+2^32-1|bc) > err 2>&1
+test $? = 1 || fail=1
bad_part_length()
{ echo "Error: partition length of $1 sectors exceeds the"\
"$table_type-partition-table-imposed maximum of 4294967295"; }
-test_expect_success \
- 'check for new diagnostic' \
- 'bad_part_length 4294967296 > exp && diff -u err exp'
+
+# check for new diagnostic
+bad_part_length 4294967296 > exp || fail=1
+compare exp err || fail=1
# FIXME: investigate this.
# Unexpectedly to me, both of these failed with this same diagnostic:
# but the diagnostic doesn't get displayed because of the wonders
# of parted's exception mechanism.
-test_expect_failure \
- "$table_type: a partition length of 2^32+1 sectors provokes failure." \
- 'do_mkpart $n $(echo $n+2^32|bc) > err 2>&1'
+# a partition length of 2^32+1 sectors must provoke failure.
+do_mkpart $n $(echo $n+2^32|bc) > err 2>&1
+test $? = 1 || fail=1
-test_expect_success \
- 'check for new diagnostic' \
- 'bad_part_length 4294967297 > exp && diff -u err exp'
+# check for new diagnostic
+bad_part_length 4294967297 > exp || fail=1
+compare exp err || fail=1
# =========================================================
# Now consider partition starting sector numbers.
{ echo "Error: starting sector number, $1 exceeds the"\
"$table_type-partition-table-imposed maximum of 4294967295"; }
-test_expect_success \
- "$table_type: a partition start sector number of 2^32-1 works." \
- 'do_mkpart_start_and_len $(echo 2^32-1|bc) 1000'
+# a partition start sector number of 2^32-1 works.
+do_mkpart_start_and_len $(echo 2^32-1|bc) 1000 || fail=1
# FIXME: this partition number 9 (not requested!) looks totally bogus
# FIXME: For now, we just expect what the code produces.
cat > exp <<EOF
Model: (file)
Disk: 4294970342s
-Sector size (logical/physical): 512B/512B
+Sector size (logical/physical): ${ss}B/${ss}B
Partition Table: $table_type
Number Start End Size Type File system Name Flags
EOF
-test_expect_success \
- 'print the result' \
- 'parted -s $dev unit s p > out 2>&1 &&
- sed "s/Disk .*:/Disk:/;s/ *$//" out > k && mv k out &&
- diff -u out exp
- '
-
-test_expect_failure \
- "$table_type: a partition start sector number of 2^32 must fail." \
- 'do_mkpart_start_and_len $(echo 2^32|bc) 1000 > err 2>&1'
-test_expect_success \
- 'check for new diagnostic' \
- 'bad_start_sector 4294967296 > exp && diff -u err exp'
-
-test_expect_failure \
- "$table_type: a partition start sector number of 2^32+1 must fail, too." \
- 'do_mkpart_start_and_len $(echo 2^32+1|bc) 1000 > err 2>&1'
-test_expect_success \
- 'check for new diagnostic' \
- 'bad_start_sector 4294967297 > exp && diff -u err exp'
+# print the result
+parted -s $dev unit s p > out 2>&1 || fail=1
+sed "s/Disk .*:/Disk:/;s/ *$//" out > k && mv k out || fail=1
+compare exp out || fail=1
+
+# a partition start sector number of 2^32 must fail
+do_mkpart_start_and_len $(echo 2^32|bc) 1000 > err 2>&1
+test $? = 1 || fail=1
+
+# check for new diagnostic
+bad_start_sector 4294967296 > exp || fail=1
+compare exp err || fail=1
+
+# a partition start sector number of 2^32+1 must fail, too.
+do_mkpart_start_and_len $(echo 2^32+1|bc) 1000 > err 2>&1
+test $? = 1 || fail=1
+
+# check for new diagnostic
+bad_start_sector 4294967297 > exp || fail=1
+compare exp err || fail=1
done
-test_done
+Exit $fail