[PATCH 08/11] reflink: test error conditions due to bad inputs

Darrick J. Wong
2015-11-11T19:27:49Z

Check that we can feed bad inputs to reflink and it'll reject them.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
tests/generic/839 | 106 +++++++++++++++++++++++++++++++++++++++++++++++++
tests/generic/839.out | 19 +++++++++
tests/generic/846 | 106 +++++++++++++++++++++++++++++++++++++++++++++++++
tests/generic/846.out | 19 +++++++++
tests/generic/group | 2 +
5 files changed, 252 insertions(+)
create mode 100755 tests/generic/839
create mode 100644 tests/generic/839.out
create mode 100755 tests/generic/846
create mode 100644 tests/generic/846.out

diff --git a/tests/generic/839 b/tests/generic/839
new file mode 100755
index 0000000..0b754b1
--- /dev/null
+++ b/tests/generic/839
@@ -0,0 +1,106 @@
+#! /bin/bash
+# FS QA Test No. 839
+#
+# Check that various invalid reflink scenarios are rejected
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
+#
+# 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.
+#
+# This program is distributed in the hope that it would 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 the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#-----------------------------------------------------------------------
+
+seq=`basename "$0"`
+seqres="$RESULT_DIR/$seq"
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -rf "$tmp".* "$TESTDIR1"
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/attr
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_test_reflink
+_require_scratch_reflink
+
+rm -f "$seqres.full"
+
+echo "Format and mount"
+_scratch_mkfs > "$seqres.full" 2>&1
+_scratch_mount >> "$seqres.full" 2>&1
+
+TESTDIR1="$TEST_DIR/test-$seq"
+rm -rf "$TESTDIR1"
+mkdir "$TESTDIR1"
+
+TESTDIR2=$SCRATCH_MNT/test-$seq
+rm -rf "$TESTDIR2"
+mkdir "$TESTDIR2"
+
+echo "Create the original files"
+BLKSZ="$(stat -f $TESTDIR1 -c '%S')"
+BLKS=1000
+MARGIN=50
+SZ=$((BLKSZ * BLKS))
+FREE_BLOCKS0=$(stat -f $TESTDIR1 -c '%f')
+NR=4
+_pwrite_byte 0x61 0 $SZ "$TESTDIR1/file1" >> "$seqres.full"
+_pwrite_byte 0x61 0 $SZ "$TESTDIR1/file2" >> "$seqres.full"
+_pwrite_byte 0x61 0 $SZ "$TESTDIR2/file1" >> "$seqres.full"
+_pwrite_byte 0x61 0 $SZ "$TESTDIR2/file2" >> "$seqres.full"
+sync
+
+echo "Try cross-device reflink"
+_reflink_range "$TESTDIR1/file1" 0 "$TESTDIR2/file1" 0 $BLKSZ
+
+echo "Try unaligned reflink"
+_reflink_range "$TESTDIR1/file1" 37 "$TESTDIR1/file1" 59 23
+
+echo "Try overlapping reflink"
+_reflink_range "$TESTDIR1/file1" 0 "$TESTDIR1/file1" 1 $((BLKSZ * 2))
+
+echo "Try reflink past EOF"
+_reflink_range "$TESTDIR1/file1" $(( (BLKS + 10) * BLKSZ)) "$TESTDIR1/file1" 0 $BLKSZ
+
+chattr +i $TESTDIR1/file1 $TESTDIR1/file2
+echo "Try reflink on immutable files"
+_reflink_range "$TESTDIR1/file1" 0 "$TESTDIR1/file2" 0 $BLKSZ 2>&1 | _filter_test_dir
+chattr -i $TESTDIR1/file1 $TESTDIR1/file2
+
+echo "Reflink two files"
+_reflink_range "$TESTDIR1/file1" 0 "$TESTDIR1/file2" 0 $BLKSZ >> "$seqres.full"
+_reflink_range "$TESTDIR2/file1" 0 "$TESTDIR2/file2" 0 $BLKSZ >> "$seqres.full"
+
+lsattr -l $TESTDIR1/ | _filter_test_dir
+lsattr -l $TESTDIR2/ | _filter_scratch
+
+echo "Check scratch fs"
+umount $SCRATCH_MNT
+_check_scratch_fs
+
+# success, all done
+status=0
+exit
diff --git a/tests/generic/839.out b/tests/generic/839.out
new file mode 100644
index 0000000..d8703b1
--- /dev/null
+++ b/tests/generic/839.out
@@ -0,0 +1,19 @@
+QA output created by 839
+Format and mount
+Create the original files
+Try cross-device reflink
+XFS_IOC_CLONE_RANGE: Invalid cross-device link
+Try unaligned reflink
+XFS_IOC_CLONE_RANGE: Invalid argument
+Try overlapping reflink
+XFS_IOC_CLONE_RANGE: Invalid argument
+Try reflink past EOF
+XFS_IOC_CLONE_RANGE: Invalid argument
+Try reflink on immutable files
+TEST_DIR/test-839/file2: Permission denied
+Reflink two files
+TEST_DIR/test-839/file1 ---
+TEST_DIR/test-839/file2 ---
+SCRATCH_MNT/test-839/file1 ---
+SCRATCH_MNT/test-839/file2 ---
+Check scratch fs
diff --git a/tests/generic/846 b/tests/generic/846
new file mode 100755
index 0000000..e425fbd
--- /dev/null
+++ b/tests/generic/846
@@ -0,0 +1,106 @@
+#! /bin/bash
+# FS QA Test No. 839
+#
+# Check that various invalid dedupe scenarios are rejected
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
+#
+# 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.
+#
+# This program is distributed in the hope that it would 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 the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#-----------------------------------------------------------------------
+
+seq=`basename "$0"`
+seqres="$RESULT_DIR/$seq"
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -rf "$tmp".* "$TESTDIR1"
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/attr
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_test_dedupe
+_require_scratch_dedupe
+
+rm -f "$seqres.full"
+
+echo "Format and mount"
+_scratch_mkfs > "$seqres.full" 2>&1
+_scratch_mount >> "$seqres.full" 2>&1
+
+TESTDIR1="$TEST_DIR/test-$seq"
+rm -rf "$TESTDIR1"
+mkdir "$TESTDIR1"
+
+TESTDIR2=$SCRATCH_MNT/test-$seq
+rm -rf "$TESTDIR2"
+mkdir "$TESTDIR2"
+
+echo "Create the original files"
+BLKSZ="$(stat -f $TESTDIR1 -c '%S')"
+BLKS=1000
+MARGIN=50
+SZ=$((BLKSZ * BLKS))
+FREE_BLOCKS0=$(stat -f $TESTDIR1 -c '%f')
+NR=4
+_pwrite_byte 0x61 0 $SZ "$TESTDIR1/file1" >> "$seqres.full"
+_pwrite_byte 0x61 0 $SZ "$TESTDIR1/file2" >> "$seqres.full"
+_pwrite_byte 0x61 0 $SZ "$TESTDIR2/file1" >> "$seqres.full"
+_pwrite_byte 0x61 0 $SZ "$TESTDIR2/file2" >> "$seqres.full"
+sync
+
+echo "Try cross-device dedupe"
+_dedupe_range "$TESTDIR1/file1" 0 "$TESTDIR2/file1" 0 $BLKSZ
+
+echo "Try unaligned dedupe"
+_dedupe_range "$TESTDIR1/file1" 37 "$TESTDIR1/file1" 59 23
+
+echo "Try overlapping dedupe"
+_dedupe_range "$TESTDIR1/file1" 0 "$TESTDIR1/file1" 1 $((BLKSZ * 2))
+
+echo "Try dedupe past EOF"
+_dedupe_range "$TESTDIR1/file1" $(( (BLKS + 10) * BLKSZ)) "$TESTDIR1/file1" 0 $BLKSZ
+
+chattr +i $TESTDIR1/file1 $TESTDIR1/file2
+echo "Try dedupe on immutable files"
+_dedupe_range "$TESTDIR1/file1" 0 "$TESTDIR1/file2" 0 $BLKSZ 2>&1 | _filter_test_dir
+chattr -i $TESTDIR1/file1 $TESTDIR1/file2
+
+echo "Dedupe two files"
+_dedupe_range "$TESTDIR1/file1" 0 "$TESTDIR1/file2" 0 $BLKSZ >> "$seqres.full"
+_dedupe_range "$TESTDIR2/file1" 0 "$TESTDIR2/file2" 0 $BLKSZ >> "$seqres.full"
+
+lsattr -l $TESTDIR1/ | _filter_test_dir
+lsattr -l $TESTDIR2/ | _filter_scratch
+
+echo "Check scratch fs"
+umount $SCRATCH_MNT
+_check_scratch_fs
+
+# success, all done
+status=0
+exit
diff --git a/tests/generic/846.out b/tests/generic/846.out
new file mode 100644
index 0000000..65a20bf
--- /dev/null
+++ b/tests/generic/846.out
@@ -0,0 +1,19 @@
+QA output created by 846
+Format and mount
+Create the original files
+Try cross-device dedupe
+dedupe: Invalid cross-device link
+Try unaligned dedupe
+dedupe: Invalid argument
+Try overlapping dedupe
+dedupe: Invalid argument
+Try dedupe past EOF
+dedupe: Invalid argument
+Try dedupe on immutable files
+TEST_DIR/test-846/file2: Permission denied
+Dedupe two files
+TEST_DIR/test-846/file1 ---
+TEST_DIR/test-846/file2 ---
+SCRATCH_MNT/test-846/file1 ---
+SCRATCH_MNT/test-846/file2 ---
+Check scratch fs
diff --git a/tests/generic/group b/tests/generic/group
index 9b57872..90f28aa 100644
--- a/tests/generic/group
+++ b/tests/generic/group
@@ -246,3 +246,5 @@
836 auto quick clone
837 auto quick clone
838 auto quick clone
+839 auto quick clone
+846 auto quick clone