1 files changed, 117 insertions, 0 deletions
diff --git a/tests/qemu-iotests/058 b/tests/qemu-iotests/058
new file mode 100755
index 000000000..ce35ff4ee
--- /dev/null
+++ b/tests/qemu-iotests/058
@@ -0,0 +1,117 @@
+#!/usr/bin/env bash
+# group: rw quick
+#
+# Test export internal snapshot by qemu-nbd, convert it by qemu-img.
+#
+# Copyright (C) 2013 IBM, Inc.
+#
+# Based on 029.
+#
+# 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; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program 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/>.
+#
+
+# creator
+owner=xiawenc@linux.vnet.ibm.com
+
+seq=`basename $0`
+echo "QA output created by $seq"
+
+status=1	# failure is the default!
+
+_export_nbd_snapshot()
+{
+    nbd_server_start_unix_socket "$TEST_IMG" -l $1
+}
+
+_export_nbd_snapshot1()
+{
+    nbd_server_start_unix_socket "$TEST_IMG" -l snapshot.name=$1
+}
+
+_cleanup()
+{
+    nbd_server_stop
+    _cleanup_test_img
+    _rm_test_img "$converted_image"
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+. ./common.pattern
+. ./common.nbd
+
+_supported_fmt qcow2
+_supported_proto file
+_supported_os Linux
+_require_command QEMU_NBD
+# Internal snapshots are (currently) impossible with refcount_bits=1,
+# and generally impossible with external data files
+_unsupported_imgopts 'refcount_bits=1[^0-9]' data_file
+
+nbd_snapshot_img="nbd:unix:$nbd_unix_socket"
+
+converted_image=$TEST_IMG.converted
+
+# Use -f raw instead of -f $IMGFMT for the NBD connection
+QEMU_IO_NBD="$QEMU_IO -f raw --cache=$CACHEMODE --aio=$AIOMODE"
+
+echo
+echo "== preparing image =="
+_make_test_img 64M
+$QEMU_IO -c 'write -P 0xa 0x1000 0x1000' "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c 'write -P 0xb 0x2000 0x1000' "$TEST_IMG" | _filter_qemu_io
+$QEMU_IMG snapshot -c sn1 "$TEST_IMG"
+$QEMU_IO -c 'write -P 0xc 0x1000 0x1000' "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c 'write -P 0xd 0x2000 0x1000' "$TEST_IMG" | _filter_qemu_io
+_check_test_img
+
+echo
+echo "== verifying the image file with patterns =="
+$QEMU_IO -c 'read -P 0xc 0x1000 0x1000' "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c 'read -P 0xd 0x2000 0x1000' "$TEST_IMG" | _filter_qemu_io
+
+_export_nbd_snapshot sn1
+
+echo
+echo "== verifying the exported snapshot with patterns, method 1 =="
+$QEMU_IO_NBD -r -c 'read -P 0xa 0x1000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io
+$QEMU_IO_NBD -r -c 'read -P 0xb 0x2000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io
+
+_export_nbd_snapshot1 sn1
+
+echo
+echo "== verifying the exported snapshot with patterns, method 2 =="
+$QEMU_IO_NBD -r -c 'read -P 0xa 0x1000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io
+$QEMU_IO_NBD -r -c 'read -P 0xb 0x2000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io
+
+$QEMU_IMG convert "$TEST_IMG" -l sn1 -O qcow2 "$converted_image"
+
+echo
+echo "== verifying the converted snapshot with patterns, method 1 =="
+$QEMU_IO -c 'read -P 0xa 0x1000 0x1000' "$converted_image" | _filter_qemu_io
+$QEMU_IO -c 'read -P 0xb 0x2000 0x1000' "$converted_image" | _filter_qemu_io
+
+$QEMU_IMG convert "$TEST_IMG" -l snapshot.name=sn1 -O qcow2 "$converted_image"
+
+echo
+echo "== verifying the converted snapshot with patterns, method 2 =="
+$QEMU_IO -c 'read -P 0xa 0x1000 0x1000' "$converted_image" | _filter_qemu_io
+$QEMU_IO -c 'read -P 0xb 0x2000 0x1000' "$converted_image" | _filter_qemu_io
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0