@@ -2,7 +2,7 @@
#
# Test reading dirty bitmap over NBD
#
-# Copyright (C) 2018-2019 Red Hat, Inc.
+# Copyright (C) 2018-2020 Red Hat, 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
@@ -206,7 +206,9 @@ $QEMU_IMG map --output=json --image-opts \
nbd_server_start_unix_socket -f $IMGFMT -B b2 "$TEST_IMG"
IMG="driver=nbd,server.type=unix,server.path=$nbd_unix_socket"
-$QEMU_IMG map --output=json --image-opts \
+$QEMU_IMG map --output=json --image-opts --max-length=12345 \
+ "$IMG,x-dirty-bitmap=qemu:dirty-bitmap:b2" | _filter_qemu_img_map
+$QEMU_IMG map --output=json --image-opts --start-offset=12345 \
"$IMG,x-dirty-bitmap=qemu:dirty-bitmap:b2" | _filter_qemu_img_map
# success, all done
@@ -201,6 +201,7 @@ read 2097152/2097152 bytes at offset 2097152
{ "start": 2097152, "length": 2097152, "depth": 0, "zero": false, "data": false}]
[{ "start": 0, "length": 512, "depth": 0, "zero": false, "data": true, "offset": OFFSET},
{ "start": 512, "length": 512, "depth": 0, "zero": false, "data": false},
-{ "start": 1024, "length": 2096128, "depth": 0, "zero": false, "data": true, "offset": OFFSET},
+{ "start": 1024, "length": 11321, "depth": 0, "zero": false, "data": true, "offset": OFFSET}]
+[{ "start": 12345, "length": 2084807, "depth": 0, "zero": false, "data": true, "offset": OFFSET},
{ "start": 2097152, "length": 2097152, "depth": 0, "zero": false, "data": false}]
*** done
Since qemu-img map + x-dirty-bitmap remains the easiest way to read persistent bitmaps at the moment, it makes a reasonable place to add coverage to ensure we do not regress on the just-added parameters to qemu-img map. Signed-off-by: Eric Blake <eblake@redhat.com> Message-Id: <20200513181455.295267-1-eblake@redhat.com> --- tests/qemu-iotests/223 | 6 ++++-- tests/qemu-iotests/223.out | 3 ++- 2 files changed, 6 insertions(+), 3 deletions(-)