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-rwxr-xr-xtests/misc-tests/019-receive-clones-on-munted-subvol/test.sh179
1 files changed, 179 insertions, 0 deletions
diff --git a/tests/misc-tests/019-receive-clones-on-munted-subvol/test.sh b/tests/misc-tests/019-receive-clones-on-munted-subvol/test.sh
new file mode 100755
index 00000000..b32a59a2
--- /dev/null
+++ b/tests/misc-tests/019-receive-clones-on-munted-subvol/test.sh
@@ -0,0 +1,179 @@
+#! /bin/bash
+#
+# Test that an incremental send operation works when in both snapshots there are
+# two directory inodes that have the same number but different generations and
+# have an entry with the same name that corresponds to different inodes in each
+# snapshot.
+
+# temporary, until the test gets adapted
+exit 0
+
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -fr $send_files_dir
+ rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# real QA test starts here
+_supported_fs btrfs
+_supported_os Linux
+_require_test
+_require_scratch
+_require_cloner
+_require_fssum
+
+send_files_dir=$TEST_DIR/btrfs-test-$seq
+
+rm -f $seqres.full
+rm -fr $send_files_dir
+mkdir $send_files_dir
+
+_scratch_mkfs >>$seqres.full 2>&1
+_scratch_mount
+
+BLOCK_SIZE=$(_get_block_size $SCRATCH_MNT)
+
+# create source fs
+
+$BTRFS_UTIL_PROG subvolume create $SCRATCH_MNT/foo | _filter_scratch
+$BTRFS_UTIL_PROG subvolume create $SCRATCH_MNT/bar | _filter_scratch
+$BTRFS_UTIL_PROG subvolume create $SCRATCH_MNT/baz | _filter_scratch
+$BTRFS_UTIL_PROG subvolume create $SCRATCH_MNT/snap | _filter_scratch
+
+$XFS_IO_PROG -s -f -c "pwrite -S 0xaa -b $((32 * $BLOCK_SIZE)) 0 $((32 * $BLOCK_SIZE))" \
+ $SCRATCH_MNT/foo/file_a | _filter_xfs_io_blocks_modified
+$XFS_IO_PROG -s -f -c "pwrite -S 0xbb -b $((32 * $BLOCK_SIZE)) 0 $((32 * $BLOCK_SIZE))" \
+ $SCRATCH_MNT/bar/file_b | _filter_xfs_io_blocks_modified
+
+$CLONER_PROG $SCRATCH_MNT/{foo/file_a,baz/file_a}
+$CLONER_PROG $SCRATCH_MNT/{bar/file_b,baz/file_b}
+
+# Filesystem looks like:
+#
+# .
+# |--- foo/
+# | |--- file_a
+# |--- bar/
+# | |--- file_b
+# |--- baz/
+# | |--- file_a (clone of "foo/file_a")
+# | |--- file_b (clone of "bar/file_b")
+# |--- snap/
+#
+
+# create snapshots and send streams
+
+$BTRFS_UTIL_PROG subvolume snapshot -r $SCRATCH_MNT/foo \
+ $SCRATCH_MNT/snap/foo.0 > /dev/null
+
+$BTRFS_UTIL_PROG send $SCRATCH_MNT/snap/foo.0 \
+ -f $send_files_dir/foo.0.snap \
+ 2>&1 1>/dev/null | _filter_scratch
+
+$BTRFS_UTIL_PROG subvolume snapshot -r \
+ $SCRATCH_MNT/bar $SCRATCH_MNT/snap/bar.0 \
+ > /dev/null
+
+$BTRFS_UTIL_PROG send $SCRATCH_MNT/snap/bar.0 \
+ -f $send_files_dir/bar.0.snap \
+ 2>&1 1>/dev/null | _filter_scratch
+
+$CLONER_PROG $SCRATCH_MNT/foo/file_a{,.clone}
+rm $SCRATCH_MNT/foo/file_a
+
+$BTRFS_UTIL_PROG subvolume snapshot -r \
+ $SCRATCH_MNT/foo $SCRATCH_MNT/snap/foo.1 \
+ > /dev/null
+
+$BTRFS_UTIL_PROG send \
+ -p $SCRATCH_MNT/snap/foo.0 \
+ -f $send_files_dir/foo.1.snap \
+ $SCRATCH_MNT/snap/foo.1 \
+ 2>&1 1>/dev/null | _filter_scratch
+
+$BTRFS_UTIL_PROG subvolume snapshot -r \
+ $SCRATCH_MNT/baz $SCRATCH_MNT/snap/baz.0 \
+ > /dev/null
+
+$BTRFS_UTIL_PROG send \
+ -p $SCRATCH_MNT/snap/foo.1 \
+ -c $SCRATCH_MNT/snap/bar.0 \
+ -f $send_files_dir/baz.0.snap \
+ $SCRATCH_MNT/snap/baz.0 \
+ 2>&1 1>/dev/null | _filter_scratch
+
+# Filesystem looks like:
+#
+# .
+# |--- foo/
+# | |--- file_a.clone (clone of "foo/file_a")
+# |--- bar/
+# | |--- file_b
+# |--- baz/
+# | |--- file_a (clone of "foo/file_a")
+# | |--- file_b (clone of "bar/file_b")
+# |--- snap/
+# |--- bar.0/ (snapshot of "bar")
+# | |--- file_b
+# |--- foo.0/ (snapshot of "foo")
+# | |--- file_a
+# |--- foo.1/ (snapshot of "foo")
+# | |--- file_a.clone
+# |--- baz.0/ (snapshot of "baz")
+# | |--- file_a
+# | |--- file_b
+
+run_check $FSSUM_PROG -A -f -w $send_files_dir/foo.0.fssum $SCRATCH_MNT/snap/foo.0
+run_check $FSSUM_PROG -A -f -w $send_files_dir/foo.1.fssum $SCRATCH_MNT/snap/foo.1
+run_check $FSSUM_PROG -A -f -w $send_files_dir/bar.0.fssum $SCRATCH_MNT/snap/bar.0
+run_check $FSSUM_PROG -A -f -w $send_files_dir/baz.0.fssum $SCRATCH_MNT/snap/baz.0
+
+_scratch_unmount
+_scratch_mkfs >>$seqres.full 2>&1
+_scratch_mount
+$BTRFS_UTIL_PROG subvolume create $SCRATCH_MNT/dest | _filter_scratch
+_scratch_unmount
+_scratch_mount -o subvol=/dest
+
+$BTRFS_UTIL_PROG receive \
+ -f $send_files_dir/foo.0.snap \
+ $SCRATCH_MNT \
+ 2>&1 | _filter_scratch
+$BTRFS_UTIL_PROG receive \
+ -f $send_files_dir/bar.0.snap \
+ $SCRATCH_MNT \
+ 2>&1 | _filter_scratch
+
+# if "dest/" is not correctly stripped from the beginning of the path to "foo.0" in the target fs,
+# we would get an error here because the clone source "foo.0/file_a" for "foo.1/file_a.clone" can't be found.
+$BTRFS_UTIL_PROG receive \
+ -f $send_files_dir/foo.1.snap \
+ $SCRATCH_MNT \
+ 2>&1 | _filter_scratch
+
+# same here, but with send -c instead of -p
+$BTRFS_UTIL_PROG receive \
+ -f $send_files_dir/baz.0.snap \
+ $SCRATCH_MNT \
+ 2>&1 | _filter_scratch
+
+run_check $FSSUM_PROG -r $send_files_dir/foo.0.fssum $SCRATCH_MNT/foo.0
+run_check $FSSUM_PROG -r $send_files_dir/foo.1.fssum $SCRATCH_MNT/foo.1
+run_check $FSSUM_PROG -r $send_files_dir/bar.0.fssum $SCRATCH_MNT/bar.0
+run_check $FSSUM_PROG -r $send_files_dir/baz.0.fssum $SCRATCH_MNT/baz.0
+
+status=0
+exit