def run_case(params):
src_host_ip = params.get('src_host_ip')
qmp_port = int(params.get('qmp_port'))
serial_port = int(params.get('serial_port'))
test = CreateTest(case_id='rhel7_11948_virtio_scsi_local', params=params)
id = test.get_id()
host_session = HostSession(id, params)
test.main_step_log('1. create a data image.')
image_format = params.get('image_format')
drive_format = params.get('drive_format')
if 'qcow2' in image_format:
host_session.create_image('qemu-img create -f qcow2 %s/test1.img 15G' %
tmp_file)
elif 'raw' in image_format:
host_session.create_image('qemu-img create -f raw %s/test1.img 15G' %
tmp_file)
test.main_step_log('2. start guest with this image as data image')
params.vm_base_cmd_add(
'drive', 'id=device1,if=none,snapshot=off,'
'aio=threads,cache=none,format=%s,'
'file=%s/test1.img' % (image_format, tmp_file))
if 'virtio-scsi' in drive_format:
params.vm_base_cmd_add(
'device', 'scsi-hd,id=scsi-hd0,drive=device1,'
'channel=0,scsi-id=10,lun=0')
elif 'virtio-blk' in drive_format:
params.vm_base_cmd_add(
'device', 'virtio-blk-pci,'
'drive=device1,'
'id=virtio-blk0')
qemu_cmd = params.create_qemu_cmd()
host_session.boot_guest(cmd=qemu_cmd)
serial = RemoteSerialMonitor(id, params, src_host_ip, serial_port)
guest_ip = serial.serial_login()
test.main_step_log('3. create a file in the device and record md5 value.')
guest_session = GuestSession(case_id=id, params=params, ip=guest_ip)
test.sub_step_log('3.1 check the disk status inside guest')
data_disk_list = guest_session.get_data_disk()
test.sub_step_log('3.2 mount this device to /mnt')
guest_session.guest_cmd_output('mkfs.xfs %s' % data_disk_list[0])
guest_session.guest_cmd_output('mount %s /mnt' % data_disk_list[0])
guest_session.guest_cmd_output('mount | grep /mnt')
test.sub_step_log('3.3 create a file to /mnt with dd')
guest_session.guest_cmd_output(cmd='dd if=/dev/urandom '
'of=/mnt/test1 bs=1M '
'count=500 oflag=direct',
timeout=600)
test.sub_step_log('3.4 check the value md5sum of file')
before_md5 = guest_session.guest_cmd_output(
'md5sum /mnt/test1 | awk {\'print $1\'}')
test.main_step_log('4. block resize device1 20G')
qmp = RemoteQMPMonitor(id, params, src_host_ip, qmp_port)
qmp.qmp_cmd_output(
'{ "execute": "block_resize", '
'"arguments": { "device": "device1", "size": 21474836480 }}')
if guest_session.guest_get_disk_size(
dev=guest_session.get_data_disk()[0]) != '20G':
test.test_error('Failed to block resize device1 to 20G')
test.sub_step_log('4.1 check the value md5sum of file after block resize')
after_md5 = guest_session.guest_cmd_output(
'md5sum /mnt/test1 | awk {\'print $1\'}')
if after_md5 != before_md5:
test.test_error('value md5 changed after block resize.')
if 'raw' in image_format:
test.main_step_log('5. block resize device1 10G')
qmp.qmp_cmd_output(
'{ "execute": "block_resize", '
'"arguments": { "device": "device1", "size": 10737418240 }}')
if guest_session.guest_get_disk_size(
dev=guest_session.get_data_disk()[0]) != '10G':
test.test_error('Failed to block resize device1 to 10G')
test.sub_step_log(
'5.1 check the value md5sum of file after block resize')
after_md5 = guest_session.guest_cmd_output(
'md5sum /mnt/test1 | awk {\'print $1\'}')
if after_md5 != before_md5:
test.test_error('value md5 changed after block resize.')
guest_session.guest_dmesg_check()
def run_case(params):
src_host_ip = params.get('src_host_ip')
qmp_port = int(params.get('qmp_port'))
serial_port = int(params.get('serial_port'))
test = CreateTest(case_id='rhel7_11911_virtio_scsi_local', params=params)
id = test.get_id()
host_session = HostSession(id, params)
test.main_step_log('1. prepare a installed guest.')
test.main_step_log('2. create a data disk.')
image_format = params.get('image_format')
drive_format = params.get('drive_format')
if 'qcow2' in image_format:
host_session.create_image(
'qemu-img create -f qcow2 %s/test1.img 100G' % tmp_file)
elif 'raw' in image_format:
host_session.create_image('qemu-img create -f raw %s/test1.img 100G' %
tmp_file)
test.main_step_log('3. boot a guest attached data disk created by step 2.')
params.vm_base_cmd_add(
'drive', 'id=drive_data0,if=none,snapshot=off,'
'aio=threads,cache=none,format=%s,'
'file=%s/test1.img' % (image_format, tmp_file))
if 'virtio-scsi' in drive_format:
params.vm_base_cmd_add(
'device', 'scsi-hd,id=scsi-hd0,drive=drive_data0,'
'channel=0,scsi-id=10,lun=0')
elif 'virtio-blk' in drive_format:
params.vm_base_cmd_add(
'device', 'virtio-blk-pci,'
'drive=drive_data0,'
'id=virtio-blk0')
qemu_cmd = params.create_qemu_cmd()
host_session.boot_guest(cmd=qemu_cmd)
serial = RemoteSerialMonitor(id, params, src_host_ip, serial_port)
guest_ip = serial.serial_login()
test.main_step_log('4. in guest: # mkfs.ext4 /dev/[vs]db '
'# mount /dev/[vs]db /mnt '
'# dd if=/dev/zero of=/mnt/test1 '
'bs=4k count=1000 oflag=direct')
guest_session = GuestSession(case_id=id, params=params, ip=guest_ip)
test.sub_step_log('4.1 check the disk status inside guest')
data_disk_list = guest_session.get_data_disk()
guest_session.guest_cmd_output('mkfs.xfs %s' % data_disk_list[0])
guest_session.guest_cmd_output('mount %s /mnt' % data_disk_list[0])
guest_session.guest_cmd_output('mount | grep /mnt')
guest_session.guest_cmd_output(cmd='dd if=/dev/zero '
'of=/mnt/test1 bs=4k '
'count=1000 oflag=direct',
timeout=600)
test.main_step_log('5. repeat step 4 using bs=8k / '
'16k / 32k/ 64k / 128k / 256k')
bs_size_list = ['8k', '16k', '32k', '64k', '128k', '256k']
for bs_size in bs_size_list:
guest_session.guest_cmd_output(cmd='dd if=/dev/zero '
'of=/mnt/test1 bs=%s '
'count=1000 oflag=direct' % bs_size,
timeout=600)
guest_session.guest_cmd_output('umount /mnt')
test.main_step_log('6. start multi dd progress at the same time.'
'- write 8 partition with '
'bs= 4k/8k/16k/64k/128k/256k/4M/1G at the same time, '
'- read 8 partition with '
'bs= 4k/8k/16k/64k/128k/256k/4M/1G at the same time')
guest_session.guest_create_parts(dev=data_disk_list[0], num=8)
data_disk_list = guest_session.get_data_disk()[1:]
bs_size_list = ['8k', '16k', '32k', '64k', '128k', '256k', '4M', '1G']
map(
lambda dev, size: guest_session.guest_cmd_output(
cmd='dd if=/dev/zero of=%s bs=%s count=1000 oflag=direct &' %
(dev, size),
timeout=600), data_disk_list, bs_size_list)
while 1:
if not guest_session.guest_cmd_output('pgrep -x dd'):
break
time.sleep(5)
map(
lambda dev, size: guest_session.guest_cmd_output(
cmd='dd if=%s of=/dev/null bs=%s count=1000 iflag=direct &' %
(dev, size),
timeout=600), data_disk_list, bs_size_list)
while 1:
if not guest_session.guest_cmd_output('pgrep -x dd'):
break
time.sleep(5)
guest_session.guest_dmesg_check()