[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v10 3/3] qemu-img info: bitmaps extension new test 2
From: |
Andrey Shinkevich |
Subject: |
[Qemu-devel] [PATCH v10 3/3] qemu-img info: bitmaps extension new test 239 |
Date: |
Wed, 30 Jan 2019 20:51:30 +0300 |
A new test file 239 added to the qemu-iotests set. It checks
the output format of 'qemu-img info' for bitmaps extension of
qcow2 specific information.
Signed-off-by: Andrey Shinkevich <address@hidden>
---
tests/qemu-iotests/239 | 74 ++++++++++++++++++++++++++
tests/qemu-iotests/239.out | 130 +++++++++++++++++++++++++++++++++++++++++++++
tests/qemu-iotests/group | 1 +
3 files changed, 205 insertions(+)
create mode 100755 tests/qemu-iotests/239
create mode 100644 tests/qemu-iotests/239.out
diff --git a/tests/qemu-iotests/239 b/tests/qemu-iotests/239
new file mode 100755
index 0000000..bee7943
--- /dev/null
+++ b/tests/qemu-iotests/239
@@ -0,0 +1,74 @@
+#!/usr/bin/env python
+#
+# Test for qcow2 bitmap printed information
+#
+# Copyright (c) 2018 Virtuozzo International GmbH
+#
+# 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/>.
+#
+
+import iotests
+import json
+from iotests import qemu_img_create, qemu_io, qemu_img_pipe, \
+ file_path, log
+
+iotests.verify_image_format(supported_fmts=['qcow2'])
+
+disk = file_path('disk')
+chunk = 256
+
+def print_bitmap():
+ log('qemu-img info dump:\n')
+ iotests.img_info_log(disk, extra_args=['--force-share'])
+ result = json.loads(qemu_img_pipe('info', '--force-share',
+ '--output=json', disk))
+ if 'bitmaps' in result['format-specific']['data']:
+ bitmaps = result['format-specific']['data']['bitmaps']
+ log('The same bitmaps in JSON format:')
+ log(bitmaps, indent=2)
+ else:
+ log('No bitmap in JSON format output')
+
+def add_bitmap(bitmap_number, persistent, disabled):
+ granularity = 2**(13 + bitmap_number)
+ bitmap_name = 'bitmap-' + str(bitmap_number-1)
+ vm = iotests.VM().add_drive(disk)
+ vm.launch()
+ vm.qmp_log('block-dirty-bitmap-add', node='drive0', name=bitmap_name,
+ granularity=granularity, persistent=persistent,
+ disabled=disabled)
+ vm.shutdown()
+
+def write_to_disk(offset, size):
+ write = 'write {} {}K'.format(offset, size)
+ qemu_io('-f', iotests.imgfmt, '-c', write, disk)
+ log('Write ' + str(size) + 'K to disk at offset ' + str(hex(offset)))
+
+
+qemu_img_create('-f', iotests.imgfmt, disk, '1M')
+
+for num in range(1, 4):
+ disabled = False
+ if num == 2:
+ disabled = True
+ add_bitmap(num, bool(num-1), disabled)
+ write_to_disk((num-1)*chunk, chunk)
+ print_bitmap()
+ log('')
+
+vm = iotests.VM().add_drive(disk)
+vm.launch()
+log('Checking \"in-use\" flag...')
+print_bitmap()
+vm.shutdown()
diff --git a/tests/qemu-iotests/239.out b/tests/qemu-iotests/239.out
new file mode 100644
index 0000000..0abcac7
--- /dev/null
+++ b/tests/qemu-iotests/239.out
@@ -0,0 +1,130 @@
+{"execute": "block-dirty-bitmap-add", "arguments": {"disabled": false,
"granularity": 16384, "name": "bitmap-0", "node": "drive0", "persistent":
false}}
+{"return": {}}
+Write 256K to disk at offset 0x0
+qemu-img info dump:
+
+image: TEST_IMG
+file format: IMGFMT
+virtual size: 1.0M (1048576 bytes)
+cluster_size: 65536
+Format specific information:
+ compat: 1.1
+ lazy refcounts: false
+ refcount bits: 16
+ corrupt: false
+
+No bitmap in JSON format output
+
+{"execute": "block-dirty-bitmap-add", "arguments": {"disabled": true,
"granularity": 32768, "name": "bitmap-1", "node": "drive0", "persistent": true}}
+{"return": {}}
+Write 256K to disk at offset 0x100
+qemu-img info dump:
+
+image: TEST_IMG
+file format: IMGFMT
+virtual size: 1.0M (1048576 bytes)
+cluster_size: 65536
+Format specific information:
+ compat: 1.1
+ lazy refcounts: false
+ bitmaps:
+ [0]:
+ flags:
+ name: bitmap-1
+ granularity: 32768
+ refcount bits: 16
+ corrupt: false
+
+The same bitmaps in JSON format:
+[
+ {
+ "flags": [],
+ "granularity": 32768,
+ "name": "bitmap-1"
+ }
+]
+
+{"execute": "block-dirty-bitmap-add", "arguments": {"disabled": false,
"granularity": 65536, "name": "bitmap-2", "node": "drive0", "persistent": true}}
+{"return": {}}
+Write 256K to disk at offset 0x200
+qemu-img info dump:
+
+image: TEST_IMG
+file format: IMGFMT
+virtual size: 1.0M (1048576 bytes)
+cluster_size: 65536
+Format specific information:
+ compat: 1.1
+ lazy refcounts: false
+ bitmaps:
+ [0]:
+ flags:
+ name: bitmap-1
+ granularity: 32768
+ [1]:
+ flags:
+ [0]: auto
+ name: bitmap-2
+ granularity: 65536
+ refcount bits: 16
+ corrupt: false
+
+The same bitmaps in JSON format:
+[
+ {
+ "flags": [],
+ "granularity": 32768,
+ "name": "bitmap-1"
+ },
+ {
+ "flags": [
+ "auto"
+ ],
+ "granularity": 65536,
+ "name": "bitmap-2"
+ }
+]
+
+Checking "in-use" flag...
+qemu-img info dump:
+
+image: TEST_IMG
+file format: IMGFMT
+virtual size: 1.0M (1048576 bytes)
+cluster_size: 65536
+Format specific information:
+ compat: 1.1
+ lazy refcounts: false
+ bitmaps:
+ [0]:
+ flags:
+ [0]: in-use
+ name: bitmap-1
+ granularity: 32768
+ [1]:
+ flags:
+ [0]: in-use
+ [1]: auto
+ name: bitmap-2
+ granularity: 65536
+ refcount bits: 16
+ corrupt: false
+
+The same bitmaps in JSON format:
+[
+ {
+ "flags": [
+ "in-use"
+ ],
+ "granularity": 32768,
+ "name": "bitmap-1"
+ },
+ {
+ "flags": [
+ "in-use",
+ "auto"
+ ],
+ "granularity": 65536,
+ "name": "bitmap-2"
+ }
+]
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index 0f1c3f9..3e310c7 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -235,3 +235,4 @@
235 auto quick
236 auto quick
238 auto quick
+239 rw auto quick
--
1.8.3.1