iotests: Test blockdev-create for vpc
Signed-off-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Max Reitz
Kevin Wolf
parent
7c932a1d69
commit
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#!/usr/bin/env python
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#
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# Test VPC and file image creation
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#
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# Copyright (C) 2019 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import iotests
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from iotests import imgfmt
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def blockdev_create(vm, options):
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result = vm.qmp_log('blockdev-create', job_id='job0', options=options,
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filters=[iotests.filter_qmp_testfiles])
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if 'return' in result:
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assert result['return'] == {}
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vm.run_job('job0')
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# Successful image creation (defaults)
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def implicit_defaults(vm, file_path):
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iotests.log("=== Successful image creation (defaults) ===")
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iotests.log("")
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# 8 heads, 964 cyls/head, 17 secs/cyl
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# (Close to 64 MB)
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size = 8 * 964 * 17 * 512
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'protocol-node',
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'size': size })
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# Successful image creation (explicit defaults)
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def explicit_defaults(vm, file_path):
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iotests.log("=== Successful image creation (explicit defaults) ===")
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iotests.log("")
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# 16 heads, 964 cyls/head, 17 secs/cyl
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# (Close to 128 MB)
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size = 16 * 964 * 17 * 512
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'protocol-node',
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'size': size,
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'subformat': 'dynamic',
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'force-size': False })
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# Successful image creation (non-default options)
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def non_defaults(vm, file_path):
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iotests.log("=== Successful image creation (non-default options) ===")
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iotests.log("")
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# Not representable in CHS (fine with force-size=True)
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size = 1048576
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'protocol-node',
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'size': size,
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'subformat': 'fixed',
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'force-size': True })
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# Size not representable in CHS with force-size=False
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def non_chs_size_without_force(vm, file_path):
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iotests.log("=== Size not representable in CHS ===")
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iotests.log("")
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# Not representable in CHS (will not work with force-size=False)
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size = 1048576
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'protocol-node',
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'size': size,
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'force-size': False })
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# Zero size
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def zero_size(vm, file_path):
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iotests.log("=== Zero size===")
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iotests.log("")
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'protocol-node',
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'size': 0 })
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# Maximum CHS size
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def maximum_chs_size(vm, file_path):
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iotests.log("=== Maximum CHS size===")
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iotests.log("")
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'protocol-node',
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'size': 16 * 65535 * 255 * 512 })
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# Actual maximum size
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def maximum_size(vm, file_path):
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iotests.log("=== Actual maximum size===")
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iotests.log("")
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'protocol-node',
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'size': 0xff000000 * 512,
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'force-size': True })
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def main():
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for test_func in [implicit_defaults, explicit_defaults, non_defaults,
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non_chs_size_without_force, zero_size, maximum_chs_size,
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maximum_size]:
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with iotests.FilePath('t.vpc') as file_path, \
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iotests.VM() as vm:
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vm.launch()
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iotests.log('--- Creating empty file ---')
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blockdev_create(vm, { 'driver': 'file',
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'filename': file_path,
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'size': 0 })
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vm.qmp_log('blockdev-add', driver='file', filename=file_path,
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node_name='protocol-node',
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filters=[iotests.filter_qmp_testfiles])
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iotests.log('')
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print_info = test_func(vm, file_path)
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iotests.log('')
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vm.shutdown()
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iotests.img_info_log(file_path)
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iotests.script_main(main,
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supported_fmts=['vpc'],
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supported_protocols=['file'])
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@ -0,0 +1,137 @@
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--- Creating empty file ---
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}
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{"return": {}}
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=== Successful image creation (defaults) ===
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "size": 67125248}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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image: TEST_IMG
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file format: IMGFMT
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virtual size: 64 MiB (67125248 bytes)
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cluster_size: 2097152
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--- Creating empty file ---
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}
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{"return": {}}
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=== Successful image creation (explicit defaults) ===
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "force-size": false, "size": 134250496, "subformat": "dynamic"}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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image: TEST_IMG
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file format: IMGFMT
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virtual size: 128 MiB (134250496 bytes)
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cluster_size: 2097152
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--- Creating empty file ---
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}
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{"return": {}}
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=== Successful image creation (non-default options) ===
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "force-size": true, "size": 1048576, "subformat": "fixed"}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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image: TEST_IMG
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file format: IMGFMT
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virtual size: 1 MiB (1048576 bytes)
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--- Creating empty file ---
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}
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{"return": {}}
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=== Size not representable in CHS ===
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "force-size": false, "size": 1048576}}}
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{"return": {}}
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Job failed: The requested image size cannot be represented in CHS geometry
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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qemu-img: Could not open 'TEST_IMG': File too small for a VHD header
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--- Creating empty file ---
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}
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{"return": {}}
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=== Zero size===
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "size": 0}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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image: TEST_IMG
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file format: IMGFMT
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virtual size: 0 B (0 bytes)
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cluster_size: 2097152
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--- Creating empty file ---
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}
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{"return": {}}
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=== Maximum CHS size===
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "size": 136899993600}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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image: TEST_IMG
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file format: IMGFMT
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virtual size: 127 GiB (136899993600 bytes)
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cluster_size: 2097152
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--- Creating empty file ---
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "size": 0}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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{"execute": "blockdev-add", "arguments": {"driver": "file", "filename": "TEST_DIR/PID-t.vpc", "node-name": "protocol-node"}}
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{"return": {}}
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=== Actual maximum size===
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{"execute": "blockdev-create", "arguments": {"job-id": "job0", "options": {"driver": "vpc", "file": "protocol-node", "force-size": true, "size": 2190433320960}}}
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{"return": {}}
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{"execute": "job-dismiss", "arguments": {"id": "job0"}}
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{"return": {}}
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image: TEST_IMG
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file format: IMGFMT
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virtual size: 1.99 TiB (2190433320960 bytes)
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cluster_size: 2097152
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@ -275,3 +275,4 @@
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258 rw quick
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262 rw quick migration
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265 rw auto quick
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266 rw quick
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