def run(test, params, env):
"""
Test the pull-mode backup function
Steps:
1. craete a vm with extra disk vdb
2. create some data on vdb
3. start a pull mode full backup on vdb
4. create some data on vdb
5. start a pull mode incremental backup
6. repeat step 5 to 7
7. check the full/incremental backup file data
"""
# Basic case config
hotplug_disk = "yes" == params.get("hotplug_disk", "no")
original_disk_size = params.get("original_disk_size", "100M")
original_disk_type = params.get("original_disk_type", "local")
original_disk_target = params.get("original_disk_target", "vdb")
local_hostname = params.get("loal_hostname", "localhost")
local_ip = params.get("local_ip", "127.0.0.1")
local_user_name = params.get("local_user_name", "root")
local_user_password = params.get("local_user_password", "redhat")
tmp_dir = data_dir.get_tmp_dir()
# Backup config
scratch_type = params.get("scratch_type", "file")
reuse_scratch_file = "yes" == params.get("reuse_scratch_file")
prepare_scratch_file = "yes" == params.get("prepare_scratch_file")
scratch_blkdev_path = params.get("scratch_blkdev_path")
scratch_blkdev_size = params.get("scratch_blkdev_size", original_disk_size)
prepare_scratch_blkdev = "yes" == params.get("prepare_scratch_blkdev")
backup_rounds = int(params.get("backup_rounds", 3))
backup_error = "yes" == params.get("backup_error")
expect_backup_canceled = "yes" == params.get("expect_backup_canceled")
# NBD service config
nbd_protocol = params.get("nbd_protocol", "unix")
nbd_socket = params.get("nbd_socket", "/tmp/pull_backup.socket")
nbd_tcp_port = params.get("nbd_tcp_port", "10809")
nbd_hostname = local_hostname
set_exportname = "yes" == params.get("set_exportname")
set_exportbitmap = "yes" == params.get("set_exportbitmap")
# TLS service config
tls_enabled = "yes" == params.get("tls_enabled")
tls_x509_verify = "yes" == params.get("tls_x509_verify")
custom_pki_path = "yes" == params.get("custom_pki_path")
tls_client_ip = tls_server_ip = local_ip
tls_client_cn = tls_server_cn = local_hostname
tls_client_user = tls_server_user = local_user_name
tls_client_pwd = tls_server_pwd = local_user_password
tls_provide_client_cert = "yes" == params.get("tls_provide_client_cert")
tls_error = "yes" == params.get("tls_error")
# LUKS config
scratch_luks_encrypted = "yes" == params.get("scratch_luks_encrypted")
luks_passphrase = params.get("luks_passphrase", "password")
# Cancel the test if libvirt support related functions
if not libvirt_version.version_compare(6, 0, 0):
test.cancel("Current libvirt version doesn't support "
"incremental backup.")
if tls_enabled and not libvirt_version.version_compare(6, 6, 0):
test.cancel("Current libvirt version doesn't support pull mode "
"backup with tls nbd.")
try:
vm_name = params.get("main_vm")
vm = env.get_vm(vm_name)
# Make sure there is no checkpoint metadata before test
utils_backup.clean_checkpoints(vm_name)
# Backup vm xml
vmxml = vm_xml.VMXML.new_from_inactive_dumpxml(vm_name)
vmxml_backup = vmxml.copy()
utils_backup.enable_inc_backup_for_vm(vm)
# Prepare tls env
if tls_enabled:
# Prepare pki
tls_config = {
"qemu_tls": "yes",
"auto_recover": "yes",
"client_ip": tls_client_ip,
"server_ip": tls_server_ip,
"client_cn": tls_client_cn,
"server_cn": tls_server_cn,
"client_user": tls_client_user,
"server_user": tls_server_user,
"client_pwd": tls_client_pwd,
"server_pwd": tls_server_pwd,
}
if custom_pki_path:
pki_path = os.path.join(tmp_dir, "inc_bkup_pki")
else:
pki_path = "/etc/pki/libvirt-backup/"
if tls_x509_verify:
tls_config["client_ip"] = tls_client_ip
tls_config["custom_pki_path"] = pki_path
tls_obj = TLSConnection(tls_config)
tls_obj.conn_setup(True, tls_provide_client_cert)
logging.debug("TLS certs in: %s" % pki_path)
# Set qemu.conf
qemu_config = LibvirtQemuConfig()
if tls_x509_verify:
qemu_config.backup_tls_x509_verify = True
else:
qemu_config.backup_tls_x509_verify = False
if custom_pki_path:
qemu_config.backup_tls_x509_cert_dir = pki_path
utils_libvirtd.Libvirtd().restart()
# Prepare libvirt secret
if scratch_luks_encrypted:
utils_secret.clean_up_secrets()
luks_secret_uuid = libvirt.create_secret(params)
virsh.secret_set_value(luks_secret_uuid,
luks_passphrase,
encode=True,
debug=True)
# Prepare the disk to be backuped.
disk_params = {}
disk_path = ""
if original_disk_type == "local":
image_name = "{}_image.qcow2".format(original_disk_target)
disk_path = os.path.join(tmp_dir, image_name)
libvirt.create_local_disk("file", disk_path, original_disk_size,
"qcow2")
disk_params = {
"device_type": "disk",
"type_name": "file",
"driver_type": "qcow2",
"target_dev": original_disk_target,
"source_file": disk_path
}
if original_disk_target:
disk_params["target_dev"] = original_disk_target
elif original_disk_type == "iscsi":
iscsi_host = '127.0.0.1'
iscsi_target, lun_num = libvirt.setup_or_cleanup_iscsi(
is_setup=True,
is_login=False,
image_size=original_disk_size,
portal_ip=iscsi_host)
disk_path = ("iscsi://[%s]/%s/%s" %
(iscsi_host, iscsi_target, lun_num))
process.run("qemu-img create -f qcow2 %s %s" %
(disk_path, original_disk_size),
shell=True,
verbose=True)
disk_params = {
'device_type': 'disk',
'type_name': 'network',
"driver_type": "qcow2",
'target_dev': original_disk_target
}
disk_params_src = {
'source_protocol': 'iscsi',
'source_name': iscsi_target + "/%s" % lun_num,
'source_host_name': iscsi_host,
'source_host_port': '3260'
}
disk_params.update(disk_params_src)
elif original_disk_type == "gluster":
gluster_vol_name = "gluster_vol"
gluster_pool_name = "gluster_pool"
gluster_img_name = "gluster.qcow2"
gluster_host_ip = gluster.setup_or_cleanup_gluster(
is_setup=True,
vol_name=gluster_vol_name,
pool_name=gluster_pool_name,
**params)
disk_path = 'gluster://%s/%s/%s' % (
gluster_host_ip, gluster_vol_name, gluster_img_name)
process.run("qemu-img create -f qcow2 %s %s" %
(disk_path, original_disk_size),
shell=True,
verbose=True)
disk_params = {
'device_type': 'disk',
'type_name': 'network',
"driver_type": "qcow2",
'target_dev': original_disk_target
}
disk_params_src = {
'source_protocol': 'gluster',
'source_name': gluster_vol_name + "/%s" % gluster_img_name,
'source_host_name': gluster_host_ip,
'source_host_port': '24007'
}
disk_params.update(disk_params_src)
else:
test.error("The disk type '%s' not supported in this script.",
original_disk_type)
if hotplug_disk:
vm.start()
session = vm.wait_for_login().close()
disk_xml = libvirt.create_disk_xml(disk_params)
virsh.attach_device(vm_name, disk_xml, debug=True)
else:
disk_xml = libvirt.create_disk_xml(disk_params)
virsh.attach_device(vm.name,
disk_xml,
flagstr="--config",
debug=True)
vm.start()
session = vm.wait_for_login()
new_disks_in_vm = list(utils_disk.get_linux_disks(session).keys())
session.close()
if len(new_disks_in_vm) != 1:
test.fail("Test disk not prepared in vm")
# Use the newly added disk as the test disk
test_disk_in_vm = "/dev/" + new_disks_in_vm[0]
vmxml = vm_xml.VMXML.new_from_dumpxml(vm_name)
vm_disks = list(vmxml.get_disk_all().keys())
checkpoint_list = []
is_incremental = False
backup_file_list = []
for backup_index in range(backup_rounds):
# Prepare backup xml
backup_params = {"backup_mode": "pull"}
if backup_index > 0:
is_incremental = True
backup_params["backup_incremental"] = "checkpoint_" + str(
backup_index - 1)
# Set libvirt default nbd export name and bitmap name
nbd_export_name = original_disk_target
nbd_bitmap_name = "backup-" + original_disk_target
backup_server_dict = {}
if nbd_protocol == "unix":
backup_server_dict["transport"] = "unix"
backup_server_dict["socket"] = nbd_socket
else:
backup_server_dict["name"] = nbd_hostname
backup_server_dict["port"] = nbd_tcp_port
if tls_enabled:
backup_server_dict["tls"] = "yes"
backup_params["backup_server"] = backup_server_dict
backup_disk_xmls = []
for vm_disk in vm_disks:
backup_disk_params = {"disk_name": vm_disk}
if vm_disk != original_disk_target:
backup_disk_params["enable_backup"] = "no"
else:
backup_disk_params["enable_backup"] = "yes"
backup_disk_params["disk_type"] = scratch_type
# Custom nbd export name and bitmap name if required
if set_exportname:
nbd_export_name = original_disk_target + "_custom_exp"
backup_disk_params["exportname"] = nbd_export_name
if set_exportbitmap:
nbd_bitmap_name = original_disk_target + "_custom_bitmap"
backup_disk_params["exportbitmap"] = nbd_bitmap_name
# Prepare nbd scratch file/dev params
scratch_params = {"attrs": {}}
scratch_path = None
if scratch_type == "file":
scratch_file_name = "scratch_file_%s" % backup_index
scratch_path = os.path.join(tmp_dir, scratch_file_name)
if prepare_scratch_file:
libvirt.create_local_disk("file", scratch_path,
original_disk_size,
"qcow2")
scratch_params["attrs"]["file"] = scratch_path
elif scratch_type == "block":
if prepare_scratch_blkdev:
scratch_path = libvirt.setup_or_cleanup_iscsi(
is_setup=True, image_size=scratch_blkdev_size)
scratch_params["attrs"]["dev"] = scratch_path
else:
test.fail(
"We do not support backup scratch type: '%s'" %
scratch_type)
if scratch_luks_encrypted:
encryption_dict = {
"encryption": "luks",
"secret": {
"type": "passphrase",
"uuid": luks_secret_uuid
}
}
scratch_params["encryption"] = encryption_dict
logging.debug("scratch params: %s", scratch_params)
backup_disk_params["backup_scratch"] = scratch_params
backup_disk_xml = utils_backup.create_backup_disk_xml(
backup_disk_params)
backup_disk_xmls.append(backup_disk_xml)
logging.debug("disk list %s", backup_disk_xmls)
backup_xml = utils_backup.create_backup_xml(
backup_params, backup_disk_xmls)
logging.debug("ROUND_%s Backup Xml: %s", backup_index, backup_xml)
# Prepare checkpoint xml
checkpoint_name = "checkpoint_%s" % backup_index
checkpoint_list.append(checkpoint_name)
cp_params = {"checkpoint_name": checkpoint_name}
cp_params["checkpoint_desc"] = params.get(
"checkpoint_desc", "desc of cp_%s" % backup_index)
disk_param_list = []
for vm_disk in vm_disks:
cp_disk_param = {"name": vm_disk}
if vm_disk != original_disk_target:
cp_disk_param["checkpoint"] = "no"
else:
cp_disk_param["checkpoint"] = "bitmap"
cp_disk_bitmap = params.get("cp_disk_bitmap")
if cp_disk_bitmap:
cp_disk_param["bitmap"] = cp_disk_bitmap + str(
backup_index)
disk_param_list.append(cp_disk_param)
checkpoint_xml = utils_backup.create_checkpoint_xml(
cp_params, disk_param_list)
logging.debug("ROUND_%s Checkpoint Xml: %s", backup_index,
checkpoint_xml)
# Create some data in vdb
dd_count = "1"
dd_seek = str(backup_index * 10 + 10)
dd_bs = "1M"
session = vm.wait_for_login()
utils_disk.dd_data_to_vm_disk(session, test_disk_in_vm, dd_bs,
dd_seek, dd_count)
session.close()
# Start backup
backup_options = backup_xml.xml + " " + checkpoint_xml.xml
if reuse_scratch_file:
backup_options += " --reuse-external"
backup_result = virsh.backup_begin(vm_name,
backup_options,
ignore_status=True,
debug=True)
if backup_result.exit_status:
raise utils_backup.BackupBeginError(
backup_result.stderr.strip())
# If required, do some error operations during backup job
error_operation = params.get("error_operation")
if error_operation:
if "destroy_vm" in error_operation:
vm.destroy(gracefully=False)
if "kill_qemu" in error_operation:
utils_misc.safe_kill(vm.get_pid(), signal.SIGKILL)
if utils_misc.wait_for(
lambda: utils_backup.is_backup_canceled(vm_name),
timeout=5):
raise utils_backup.BackupCanceledError()
elif expect_backup_canceled:
test.fail("Backup job should be canceled but not.")
backup_file_path = os.path.join(
tmp_dir, "backup_file_%s.qcow2" % str(backup_index))
backup_file_list.append(backup_file_path)
nbd_params = {
"nbd_protocol": nbd_protocol,
"nbd_export": nbd_export_name
}
if nbd_protocol == "unix":
nbd_params["nbd_socket"] = nbd_socket
elif nbd_protocol == "tcp":
nbd_params["nbd_hostname"] = nbd_hostname
nbd_params["nbd_tcp_port"] = nbd_tcp_port
if tls_enabled:
nbd_params["tls_dir"] = pki_path
nbd_params["tls_server_ip"] = tls_server_ip
if not is_incremental:
# Do full backup
try:
utils_backup.pull_full_backup_to_file(
nbd_params, backup_file_path)
except Exception as details:
if tls_enabled and tls_error:
raise utils_backup.BackupTLSError(details)
else:
test.fail("Fail to get full backup data: %s" % details)
logging.debug("Full backup to: %s", backup_file_path)
else:
# Do incremental backup
utils_backup.pull_incremental_backup_to_file(
nbd_params, backup_file_path, nbd_bitmap_name,
original_disk_size)
# Check if scratch file encrypted
if scratch_luks_encrypted and scratch_path:
cmd = "qemu-img info -U %s" % scratch_path
result = process.run(cmd, shell=True,
verbose=True).stdout_text.strip()
if (not re.search("format.*luks", result, re.IGNORECASE)
or not re.search("encrypted.*yes", result,
re.IGNORECASE)):
test.fail("scratch file/dev is not encrypted by LUKS")
virsh.domjobabort(vm_name, debug=True)
for checkpoint_name in checkpoint_list:
virsh.checkpoint_delete(vm_name, checkpoint_name, debug=True)
if vm.is_alive():
vm.destroy(gracefully=False)
# Compare the backup data and original data
original_data_file = os.path.join(tmp_dir, "original_data.qcow2")
cmd = "qemu-img convert -f qcow2 %s -O qcow2 %s" % (disk_path,
original_data_file)
process.run(cmd, shell=True, verbose=True)
for backup_file in backup_file_list:
if not utils_backup.cmp_backup_data(original_data_file,
backup_file):
test.fail("Backup and original data are not identical for"
"'%s' and '%s'" % (disk_path, backup_file))
else:
logging.debug("'%s' contains correct backup data", backup_file)
except utils_backup.BackupBeginError as detail:
if backup_error:
logging.debug("Backup failed as expected.")
else:
test.fail("Backup failed to start: %s" % detail)
except utils_backup.BackupTLSError as detail:
if tls_error:
logging.debug("Failed to get backup data as expected.")
else:
test.fail("Failed to get tls backup data: %s" % detail)
except utils_backup.BackupCanceledError as detail:
if expect_backup_canceled:
logging.debug("Backup canceled as expected.")
if not vm.is_alive():
logging.debug("Check if vm can be started again when backup "
"canceled.")
vm.start()
vm.wait_for_login().close()
else:
test.fail("Backup job canceled: %s" % detail)
finally:
# Remove checkpoints
clean_checkpoint_metadata = not vm.is_alive()
if "error_operation" in locals() and error_operation is not None:
if "kill_qemu" in error_operation:
clean_checkpoint_metadata = True
utils_backup.clean_checkpoints(
vm_name, clean_metadata=clean_checkpoint_metadata)
if vm.is_alive():
vm.destroy(gracefully=False)
# Restoring vm
vmxml_backup.sync()
# Remove iscsi devices
if original_disk_type == "iscsi" or scratch_type == "block":
libvirt.setup_or_cleanup_iscsi(False)
# Remove gluster devices
if original_disk_type == "gluster":
gluster.setup_or_cleanup_gluster(is_setup=False,
vol_name=gluster_vol_name,
pool_name=gluster_pool_name,
**params)
# Recover qemu.conf
if "qemu_config" in locals():
qemu_config.restore()
# Remove tls object
if "tls_obj" in locals():
del tls_obj
# Remove libvirt secret
if "luks_secret_uuid" in locals():
virsh.secret_undefine(luks_secret_uuid, ignore_status=True)
def run(test, params, env):
"""
Test rbd disk device.
1.Prepare test environment,destroy or suspend a VM.
2.Prepare disk image.
3.Edit disks xml and start the domain.
4.Perform test operation.
5.Recover test environment.
"""
vm_name = params.get("main_vm")
vm = env.get_vm(vm_name)
virsh_dargs = {'debug': True, 'ignore_status': True}
additional_xml_file = os.path.join(data_dir.get_tmp_dir(),
"additional_disk.xml")
def config_ceph():
"""
Write the configs to the file.
"""
src_host = disk_src_host.split()
src_port = disk_src_port.split()
conf_str = "mon_host = "
hosts = []
for host, port in zip(src_host, src_port):
hosts.append("%s:%s" % (host, port))
with open(disk_src_config, 'w') as f:
f.write(conf_str + ','.join(hosts) + '\n')
def create_pool():
"""
Define and start a pool.
"""
sp = libvirt_storage.StoragePool()
if create_by_xml:
p_xml = pool_xml.PoolXML(pool_type=pool_type)
p_xml.name = pool_name
s_xml = pool_xml.SourceXML()
s_xml.vg_name = disk_src_pool
source_host = []
for (host_name, host_port) in zip(disk_src_host.split(),
disk_src_port.split()):
source_host.append({'name': host_name, 'port': host_port})
s_xml.hosts = source_host
if auth_type:
s_xml.auth_type = auth_type
if auth_user:
s_xml.auth_username = auth_user
if auth_usage:
s_xml.secret_usage = auth_usage
p_xml.source = s_xml
logging.debug("Pool xml: %s", p_xml)
p_xml.xmltreefile.write()
ret = virsh.pool_define(p_xml.xml, **virsh_dargs)
libvirt.check_exit_status(ret)
ret = virsh.pool_build(pool_name, **virsh_dargs)
libvirt.check_exit_status(ret)
ret = virsh.pool_start(pool_name, **virsh_dargs)
libvirt.check_exit_status(ret)
else:
auth_opt = ""
if client_name and client_key:
auth_opt = (
"--auth-type %s --auth-username %s --secret-usage '%s'" %
(auth_type, auth_user, auth_usage))
if not sp.define_rbd_pool(
pool_name, mon_host, disk_src_pool, extra=auth_opt):
test.fail("Failed to define storage pool")
if not sp.build_pool(pool_name):
test.fail("Failed to build storage pool")
if not sp.start_pool(pool_name):
test.fail("Failed to start storage pool")
# Check pool operation
ret = virsh.pool_refresh(pool_name, **virsh_dargs)
libvirt.check_exit_status(ret)
ret = virsh.pool_uuid(pool_name, **virsh_dargs)
libvirt.check_exit_status(ret)
# pool-info
pool_info = sp.pool_info(pool_name)
if pool_info["Autostart"] != 'no':
test.fail("Failed to check pool information")
# pool-autostart
if not sp.set_pool_autostart(pool_name):
test.fail("Failed to set pool autostart")
pool_info = sp.pool_info(pool_name)
if pool_info["Autostart"] != 'yes':
test.fail("Failed to check pool information")
# pool-autostart --disable
if not sp.set_pool_autostart(pool_name, "--disable"):
test.fail("Failed to set pool autostart")
# If port is not pre-configured, port value should not be hardcoded in pool information.
if "yes" == params.get("rbd_port", "no"):
if 'port' in virsh.pool_dumpxml(pool_name):
test.fail("port attribute should not be in pool information")
# find-storage-pool-sources-as
if "yes" == params.get("find_storage_pool_sources_as", "no"):
ret = virsh.find_storage_pool_sources_as("rbd", mon_host)
libvirt.check_result(ret, skip_if=unsupported_err)
def create_vol(vol_params):
"""
Create volume.
:param p_name. Pool name.
:param vol_params. Volume parameters dict.
:return: True if create successfully.
"""
pvt = libvirt.PoolVolumeTest(test, params)
if create_by_xml:
pvt.pre_vol_by_xml(pool_name, **vol_params)
else:
pvt.pre_vol(vol_name, None, '2G', None, pool_name)
def check_vol(vol_params):
"""
Check volume information.
"""
pv = libvirt_storage.PoolVolume(pool_name)
# Supported operation
if vol_name not in pv.list_volumes():
test.fail("Volume %s doesn't exist" % vol_name)
ret = virsh.vol_dumpxml(vol_name, pool_name)
libvirt.check_exit_status(ret)
# vol-info
if not pv.volume_info(vol_name):
test.fail("Can't see volume info")
# vol-key
ret = virsh.vol_key(vol_name, pool_name)
libvirt.check_exit_status(ret)
if "%s/%s" % (disk_src_pool, vol_name) not in ret.stdout.strip():
test.fail("Volume key isn't correct")
# vol-path
ret = virsh.vol_path(vol_name, pool_name)
libvirt.check_exit_status(ret)
if "%s/%s" % (disk_src_pool, vol_name) not in ret.stdout.strip():
test.fail("Volume path isn't correct")
# vol-pool
ret = virsh.vol_pool("%s/%s" % (disk_src_pool, vol_name))
libvirt.check_exit_status(ret)
if pool_name not in ret.stdout.strip():
test.fail("Volume pool isn't correct")
# vol-name
ret = virsh.vol_name("%s/%s" % (disk_src_pool, vol_name))
libvirt.check_exit_status(ret)
if vol_name not in ret.stdout.strip():
test.fail("Volume name isn't correct")
# vol-resize
ret = virsh.vol_resize(vol_name, "2G", pool_name)
libvirt.check_exit_status(ret)
# Not supported operation
# vol-clone
ret = virsh.vol_clone(vol_name, cloned_vol_name, pool_name)
libvirt.check_result(ret, skip_if=unsupported_err)
# vol-create-from
volxml = vol_xml.VolXML()
vol_params.update({"name": "%s" % create_from_cloned_volume})
v_xml = volxml.new_vol(**vol_params)
v_xml.xmltreefile.write()
ret = virsh.vol_create_from(pool_name, v_xml.xml, vol_name, pool_name)
libvirt.check_result(ret, skip_if=unsupported_err)
# vol-wipe
ret = virsh.vol_wipe(vol_name, pool_name)
libvirt.check_result(ret, skip_if=unsupported_err)
# vol-upload
ret = virsh.vol_upload(vol_name,
vm.get_first_disk_devices()['source'],
"--pool %s" % pool_name)
libvirt.check_result(ret, skip_if=unsupported_err)
# vol-download
ret = virsh.vol_download(vol_name, cloned_vol_name,
"--pool %s" % pool_name)
libvirt.check_result(ret, skip_if=unsupported_err)
def check_qemu_cmd():
"""
Check qemu command line options.
"""
cmd = ("ps -ef | grep %s | grep -v grep " % vm_name)
process.run(cmd, shell=True)
if disk_src_name:
cmd += " | grep file=rbd:%s:" % disk_src_name
if auth_user and auth_key:
cmd += ('id=%s:auth_supported=cephx' % auth_user)
if disk_src_config:
cmd += " | grep 'conf=%s'" % disk_src_config
elif mon_host:
hosts = '\:6789\;'.join(mon_host.split())
cmd += " | grep 'mon_host=%s'" % hosts
if driver_iothread:
cmd += " | grep iothread%s" % driver_iothread
# Run the command
process.run(cmd, shell=True)
def check_save_restore():
"""
Test save and restore operation
"""
save_file = os.path.join(data_dir.get_tmp_dir(), "%s.save" % vm_name)
ret = virsh.save(vm_name, save_file, **virsh_dargs)
libvirt.check_exit_status(ret)
ret = virsh.restore(save_file, **virsh_dargs)
libvirt.check_exit_status(ret)
if os.path.exists(save_file):
os.remove(save_file)
# Login to check vm status
vm.wait_for_login().close()
def check_snapshot(snap_option, target_dev='vda'):
"""
Test snapshot operation.
"""
snap_name = "s1"
snap_mem = os.path.join(data_dir.get_tmp_dir(), "rbd.mem")
snap_disk = os.path.join(data_dir.get_tmp_dir(), "rbd.disk")
xml_snap_exp = [
"disk name='%s' snapshot='external' type='file'" % target_dev
]
xml_dom_exp = [
"source file='%s'" % snap_disk,
"backingStore type='network' index='1'",
"source protocol='rbd' name='%s'" % disk_src_name
]
if snap_option.count("disk-only"):
options = ("%s --diskspec %s,file=%s --disk-only" %
(snap_name, target_dev, snap_disk))
elif snap_option.count("disk-mem"):
options = ("%s --memspec file=%s --diskspec %s,file="
"%s" % (snap_name, snap_mem, target_dev, snap_disk))
xml_snap_exp.append("memory snapshot='external' file='%s'" %
snap_mem)
else:
options = snap_name
ret = virsh.snapshot_create_as(vm_name, options)
if test_disk_internal_snapshot or test_disk_readonly:
libvirt.check_result(ret, expected_fails=unsupported_err)
else:
libvirt.check_result(ret, skip_if=unsupported_err)
# check xml file.
if not ret.exit_status:
snap_xml = virsh.snapshot_dumpxml(vm_name, snap_name,
debug=True).stdout.strip()
dom_xml = virsh.dumpxml(vm_name, debug=True).stdout.strip()
# Delete snapshots.
libvirt.clean_up_snapshots(vm_name)
if os.path.exists(snap_mem):
os.remove(snap_mem)
if os.path.exists(snap_disk):
os.remove(snap_disk)
if not all([x in snap_xml for x in xml_snap_exp]):
test.fail("Failed to check snapshot xml")
if not all([x in dom_xml for x in xml_dom_exp]):
test.fail("Failed to check domain xml")
def check_blockcopy(target):
"""
Block copy operation test.
"""
blk_file = os.path.join(data_dir.get_tmp_dir(), "blk.rbd")
if os.path.exists(blk_file):
os.remove(blk_file)
blk_mirror = ("mirror type='file' file='%s' "
"format='raw' job='copy'" % blk_file)
# Do blockcopy
ret = virsh.blockcopy(vm_name, target, blk_file)
libvirt.check_result(ret, skip_if=unsupported_err)
dom_xml = virsh.dumpxml(vm_name, debug=True).stdout.strip()
if not dom_xml.count(blk_mirror):
test.fail("Can't see block job in domain xml")
# Abort
ret = virsh.blockjob(vm_name, target, "--abort")
libvirt.check_exit_status(ret)
dom_xml = virsh.dumpxml(vm_name, debug=True).stdout.strip()
if dom_xml.count(blk_mirror):
test.fail("Failed to abort block job")
if os.path.exists(blk_file):
os.remove(blk_file)
# Sleep for a while after abort operation.
time.sleep(5)
# Do blockcopy again
ret = virsh.blockcopy(vm_name, target, blk_file)
libvirt.check_exit_status(ret)
# Wait for complete
def wait_func():
ret = virsh.blockjob(vm_name, target, "--info")
return ret.stderr.count("Block Copy: [100 %]")
timeout = params.get("blockjob_timeout", 600)
utils_misc.wait_for(wait_func, int(timeout))
# Pivot
ret = virsh.blockjob(vm_name, target, "--pivot")
libvirt.check_exit_status(ret)
dom_xml = virsh.dumpxml(vm_name, debug=True).stdout.strip()
if not dom_xml.count("source file='%s'" % blk_file):
test.fail("Failed to pivot block job")
# Remove the disk file.
if os.path.exists(blk_file):
os.remove(blk_file)
def check_in_vm(vm_obj, target, old_parts, read_only=False):
"""
Check mount/read/write disk in VM.
:param vm. VM guest.
:param target. Disk dev in VM.
:return: True if check successfully.
"""
try:
session = vm_obj.wait_for_login()
new_parts = utils_disk.get_parts_list(session)
added_parts = list(set(new_parts).difference(set(old_parts)))
logging.info("Added parts:%s", added_parts)
if len(added_parts) != 1:
logging.error("The number of new partitions is invalid in VM")
return False
added_part = None
if target.startswith("vd"):
if added_parts[0].startswith("vd"):
added_part = added_parts[0]
elif target.startswith("hd"):
if added_parts[0].startswith("sd"):
added_part = added_parts[0]
if not added_part:
logging.error("Can't see added partition in VM")
return False
cmd = ("mount /dev/{0} /mnt && ls /mnt && (sleep 15;"
" touch /mnt/testfile; umount /mnt)".format(added_part))
s, o = session.cmd_status_output(cmd, timeout=60)
session.close()
logging.info("Check disk operation in VM:\n, %s, %s", s, o)
# Readonly fs, check the error messages.
# The command may return True, read-only
# messges can be found from the command output
if read_only:
if "Read-only file system" not in o:
return False
else:
return True
# Other errors
if s != 0:
return False
return True
except (remote.LoginError, virt_vm.VMError, aexpect.ShellError) as e:
logging.error(str(e))
return False
def clean_up_volume_snapshots():
"""
Get all snapshots for rbd_vol.img volume,unprotect and then clean up them.
"""
cmd = ("rbd -m {0} {1} info {2}"
"".format(mon_host, key_opt,
os.path.join(disk_src_pool, vol_name)))
if process.run(cmd, ignore_status=True, shell=True).exit_status:
return
# Get snapshot list.
cmd = ("rbd -m {0} {1} snap"
" list {2}"
"".format(mon_host, key_opt,
os.path.join(disk_src_pool, vol_name)))
snaps_out = process.run(cmd, ignore_status=True,
shell=True).stdout_text
snap_names = []
if snaps_out:
for line in snaps_out.rsplit("\n"):
if line.startswith("SNAPID") or line == "":
continue
snap_line = line.rsplit()
if len(snap_line) == 4:
snap_names.append(snap_line[1])
logging.debug("Find snapshots: %s", snap_names)
# Unprotect snapshot first,otherwise it will fail to purge volume
for snap_name in snap_names:
cmd = ("rbd -m {0} {1} snap"
" unprotect {2}@{3}"
"".format(mon_host, key_opt,
os.path.join(disk_src_pool, vol_name),
snap_name))
process.run(cmd, ignore_status=True, shell=True)
# Purge volume,and then delete volume.
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} snap"
" purge {2} && rbd -m {0} {1} rm {2}"
"".format(mon_host, key_opt,
os.path.join(disk_src_pool, vol_name)))
process.run(cmd, ignore_status=True, shell=True)
def make_snapshot():
"""
make external snapshots.
:return external snapshot path list
"""
logging.info("Making snapshot...")
first_disk_source = vm.get_first_disk_devices()['source']
snapshot_path_list = []
snapshot2_file = os.path.join(data_dir.get_tmp_dir(), "mem.s2")
snapshot3_file = os.path.join(data_dir.get_tmp_dir(), "mem.s3")
snapshot4_file = os.path.join(data_dir.get_tmp_dir(), "mem.s4")
snapshot4_disk_file = os.path.join(data_dir.get_tmp_dir(), "disk.s4")
snapshot5_file = os.path.join(data_dir.get_tmp_dir(), "mem.s5")
snapshot5_disk_file = os.path.join(data_dir.get_tmp_dir(), "disk.s5")
# Attempt to take different types of snapshots.
snapshots_param_dict = {
"s1":
"s1 --disk-only --no-metadata",
"s2":
"s2 --memspec %s --no-metadata" % snapshot2_file,
"s3":
"s3 --memspec %s --no-metadata --live" % snapshot3_file,
"s4":
"s4 --memspec %s --diskspec vda,file=%s --no-metadata" %
(snapshot4_file, snapshot4_disk_file),
"s5":
"s5 --memspec %s --diskspec vda,file=%s --live --no-metadata" %
(snapshot5_file, snapshot5_disk_file)
}
for snapshot_name in sorted(snapshots_param_dict.keys()):
ret = virsh.snapshot_create_as(vm_name,
snapshots_param_dict[snapshot_name],
**virsh_dargs)
libvirt.check_exit_status(ret)
if snapshot_name != 's4' and snapshot_name != 's5':
snapshot_path_list.append(
first_disk_source.replace('qcow2', snapshot_name))
return snapshot_path_list
def get_secret_list():
"""
Get secret list.
:return secret list
"""
logging.info("Get secret list ...")
secret_list_result = virsh.secret_list()
secret_list = results_stdout_52lts(
secret_list_result).strip().splitlines()
# First two lines contain table header followed by entries
# for each secret, such as:
#
# UUID Usage
# --------------------------------------------------------------------------------
# b4e8f6d3-100c-4e71-9f91-069f89742273 ceph client.libvirt secret
secret_list = secret_list[2:]
result = []
# If secret list is empty.
if secret_list:
for line in secret_list:
# Split on whitespace, assume 1 column
linesplit = line.split(None, 1)
result.append(linesplit[0])
return result
mon_host = params.get("mon_host")
disk_src_name = params.get("disk_source_name")
disk_src_config = params.get("disk_source_config")
disk_src_host = params.get("disk_source_host")
disk_src_port = params.get("disk_source_port")
disk_src_pool = params.get("disk_source_pool")
disk_format = params.get("disk_format", "raw")
driver_iothread = params.get("driver_iothread")
snap_name = params.get("disk_snap_name")
attach_device = "yes" == params.get("attach_device", "no")
attach_disk = "yes" == params.get("attach_disk", "no")
test_save_restore = "yes" == params.get("test_save_restore", "no")
test_snapshot = "yes" == params.get("test_snapshot", "no")
test_blockcopy = "yes" == params.get("test_blockcopy", "no")
test_qemu_cmd = "yes" == params.get("test_qemu_cmd", "no")
test_vm_parts = "yes" == params.get("test_vm_parts", "no")
additional_guest = "yes" == params.get("additional_guest", "no")
create_snapshot = "yes" == params.get("create_snapshot", "no")
convert_image = "yes" == params.get("convert_image", "no")
create_volume = "yes" == params.get("create_volume", "no")
create_by_xml = "yes" == params.get("create_by_xml", "no")
client_key = params.get("client_key")
client_name = params.get("client_name")
auth_key = params.get("auth_key")
auth_user = params.get("auth_user")
auth_type = params.get("auth_type")
auth_usage = params.get("secret_usage")
pool_name = params.get("pool_name")
pool_type = params.get("pool_type")
vol_name = params.get("vol_name")
cloned_vol_name = params.get("cloned_volume", "cloned_test_volume")
create_from_cloned_volume = params.get("create_from_cloned_volume",
"create_from_cloned_test_volume")
vol_cap = params.get("vol_cap")
vol_cap_unit = params.get("vol_cap_unit")
start_vm = "yes" == params.get("start_vm", "no")
test_disk_readonly = "yes" == params.get("test_disk_readonly", "no")
test_disk_internal_snapshot = "yes" == params.get(
"test_disk_internal_snapshot", "no")
test_json_pseudo_protocol = "yes" == params.get("json_pseudo_protocol",
"no")
disk_snapshot_with_sanlock = "yes" == params.get(
"disk_internal_with_sanlock", "no")
auth_place_in_source = params.get("auth_place_in_source")
# Prepare a blank params to confirm if delete the configure at the end of the test
ceph_cfg = ""
# Create config file if it doesn't exist
ceph_cfg = ceph.create_config_file(mon_host)
# After libvirt 3.9.0, auth element can be put into source part.
if auth_place_in_source and not libvirt_version.version_compare(3, 9, 0):
test.cancel(
"place auth in source is not supported in current libvirt version")
# Start vm and get all partions in vm.
if vm.is_dead():
vm.start()
session = vm.wait_for_login()
old_parts = utils_disk.get_parts_list(session)
session.close()
vm.destroy(gracefully=False)
if additional_guest:
guest_name = "%s_%s" % (vm_name, '1')
timeout = params.get("clone_timeout", 360)
utils_libguestfs.virt_clone_cmd(vm_name,
guest_name,
True,
timeout=timeout,
ignore_status=False)
additional_vm = vm.clone(guest_name)
if start_vm:
virsh.start(guest_name)
# Back up xml file.
vmxml_backup = vm_xml.VMXML.new_from_inactive_dumpxml(vm_name)
key_opt = ""
secret_uuid = None
snapshot_path = None
key_file = os.path.join(data_dir.get_tmp_dir(), "ceph.key")
img_file = os.path.join(data_dir.get_tmp_dir(), "%s_test.img" % vm_name)
front_end_img_file = os.path.join(data_dir.get_tmp_dir(),
"%s_frontend_test.img" % vm_name)
# Construct a unsupported error message list to skip these kind of tests
unsupported_err = []
if driver_iothread:
unsupported_err.append('IOThreads not supported')
if test_snapshot:
unsupported_err.append('live disk snapshot not supported')
if test_disk_readonly:
if not libvirt_version.version_compare(5, 0, 0):
unsupported_err.append('Could not create file: Permission denied')
unsupported_err.append('Permission denied')
else:
unsupported_err.append(
'unsupported configuration: external snapshot ' +
'for readonly disk vdb is not supported')
if test_disk_internal_snapshot:
unsupported_err.append(
'unsupported configuration: internal snapshot for disk ' +
'vdb unsupported for storage type raw')
if test_blockcopy:
unsupported_err.append('block copy is not supported')
if attach_disk:
unsupported_err.append('No such file or directory')
if create_volume:
unsupported_err.append("backing 'volume' disks isn't yet supported")
unsupported_err.append('this function is not supported')
try:
# Clean up dirty secrets in test environments if there have.
dirty_secret_list = get_secret_list()
if dirty_secret_list:
for dirty_secret_uuid in dirty_secret_list:
virsh.secret_undefine(dirty_secret_uuid)
# Prepare test environment.
qemu_config = LibvirtQemuConfig()
if disk_snapshot_with_sanlock:
# Install necessary package:sanlock,libvirt-lock-sanlock
if not utils_package.package_install(["sanlock"]):
test.error("fail to install sanlock")
if not utils_package.package_install(["libvirt-lock-sanlock"]):
test.error("fail to install libvirt-lock-sanlock")
# Set virt_use_sanlock
result = process.run("setsebool -P virt_use_sanlock 1", shell=True)
if result.exit_status:
test.error("Failed to set virt_use_sanlock value")
# Update lock_manager in qemu.conf
qemu_config.lock_manager = 'sanlock'
# Update qemu-sanlock.conf.
san_lock_config = LibvirtSanLockConfig()
san_lock_config.user = '******'
san_lock_config.group = 'sanlock'
san_lock_config.host_id = 1
san_lock_config.auto_disk_leases = True
process.run("mkdir -p /var/lib/libvirt/sanlock", shell=True)
san_lock_config.disk_lease_dir = "/var/lib/libvirt/sanlock"
san_lock_config.require_lease_for_disks = False
# Start sanlock service and restart libvirtd to enforce changes.
result = process.run("systemctl start wdmd", shell=True)
if result.exit_status:
test.error("Failed to start wdmd service")
result = process.run("systemctl start sanlock", shell=True)
if result.exit_status:
test.error("Failed to start sanlock service")
utils_libvirtd.Libvirtd().restart()
# Prepare lockspace and lease file for sanlock in order.
sanlock_cmd_dict = OrderedDict()
sanlock_cmd_dict[
"truncate -s 1M /var/lib/libvirt/sanlock/TEST_LS"] = "Failed to truncate TEST_LS"
sanlock_cmd_dict[
"sanlock direct init -s TEST_LS:0:/var/lib/libvirt/sanlock/TEST_LS:0"] = "Failed to sanlock direct init TEST_LS:0"
sanlock_cmd_dict[
"chown sanlock:sanlock /var/lib/libvirt/sanlock/TEST_LS"] = "Failed to chown sanlock TEST_LS"
sanlock_cmd_dict[
"restorecon -R -v /var/lib/libvirt/sanlock"] = "Failed to restorecon sanlock"
sanlock_cmd_dict[
"truncate -s 1M /var/lib/libvirt/sanlock/test-disk-resource-lock"] = "Failed to truncate test-disk-resource-lock"
sanlock_cmd_dict[
"sanlock direct init -r TEST_LS:test-disk-resource-lock:" +
"/var/lib/libvirt/sanlock/test-disk-resource-lock:0"] = "Failed to sanlock direct init test-disk-resource-lock"
sanlock_cmd_dict[
"chown sanlock:sanlock " +
"/var/lib/libvirt/sanlock/test-disk-resource-lock"] = "Failed to chown test-disk-resource-loc"
sanlock_cmd_dict[
"sanlock client add_lockspace -s TEST_LS:1:" +
"/var/lib/libvirt/sanlock/TEST_LS:0"] = "Failed to client add_lockspace -s TEST_LS:0"
for sanlock_cmd in sanlock_cmd_dict.keys():
result = process.run(sanlock_cmd, shell=True)
if result.exit_status:
test.error(sanlock_cmd_dict[sanlock_cmd])
# Create one lease device and add it to VM.
san_lock_vmxml = vm_xml.VMXML.new_from_dumpxml(vm_name)
lease_device = Lease()
lease_device.lockspace = 'TEST_LS'
lease_device.key = 'test-disk-resource-lock'
lease_device.target = {
'path': '/var/lib/libvirt/sanlock/test-disk-resource-lock'
}
san_lock_vmxml.add_device(lease_device)
san_lock_vmxml.sync()
# Install ceph-common package which include rbd command
if utils_package.package_install(["ceph-common"]):
if client_name and client_key:
with open(key_file, 'w') as f:
f.write("[%s]\n\tkey = %s\n" % (client_name, client_key))
key_opt = "--keyring %s" % key_file
# Create secret xml
sec_xml = secret_xml.SecretXML("no", "no")
sec_xml.usage = auth_type
sec_xml.usage_name = auth_usage
sec_xml.xmltreefile.write()
logging.debug("Secret xml: %s", sec_xml)
ret = virsh.secret_define(sec_xml.xml)
libvirt.check_exit_status(ret)
secret_uuid = re.findall(r".+\S+(\ +\S+)\ +.+\S+",
ret.stdout.strip())[0].lstrip()
logging.debug("Secret uuid %s", secret_uuid)
if secret_uuid is None:
test.error("Failed to get secret uuid")
# Set secret value
auth_key = params.get("auth_key")
ret = virsh.secret_set_value(secret_uuid, auth_key,
**virsh_dargs)
libvirt.check_exit_status(ret)
# Delete the disk if it exists
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} rm "
"{2}".format(mon_host, key_opt, disk_src_name))
process.run(cmd, ignore_status=True, shell=True)
else:
test.error("Failed to install ceph-common")
if disk_src_config:
config_ceph()
disk_path = ("rbd:%s:mon_host=%s" % (disk_src_name, mon_host))
if auth_user and auth_key:
disk_path += (":id=%s:key=%s" % (auth_user, auth_key))
targetdev = params.get("disk_target", "vdb")
# To be compatible with create_disk_xml function,
# some parameters need to be updated.
params.update({
"type_name": params.get("disk_type", "network"),
"target_bus": params.get("disk_target_bus"),
"target_dev": targetdev,
"secret_uuid": secret_uuid,
"source_protocol": params.get("disk_source_protocol"),
"source_name": disk_src_name,
"source_host_name": disk_src_host,
"source_host_port": disk_src_port
})
# Prepare disk image
if convert_image:
first_disk = vm.get_first_disk_devices()
blk_source = first_disk['source']
# Convert the image to remote storage
disk_cmd = ("rbd -m %s %s info %s 2> /dev/null|| qemu-img convert"
" -O %s %s %s" % (mon_host, key_opt, disk_src_name,
disk_format, blk_source, disk_path))
process.run(disk_cmd, ignore_status=False, shell=True)
elif create_volume:
vol_params = {
"name": vol_name,
"capacity": int(vol_cap),
"capacity_unit": vol_cap_unit,
"format": disk_format
}
create_pool()
create_vol(vol_params)
check_vol(vol_params)
else:
# Create an local image and make FS on it.
disk_cmd = ("qemu-img create -f %s %s 10M && mkfs.ext4 -F %s" %
(disk_format, img_file, img_file))
process.run(disk_cmd, ignore_status=False, shell=True)
# Convert the image to remote storage
disk_cmd = (
"rbd -m %s %s info %s 2> /dev/null|| qemu-img convert -O"
" %s %s %s" % (mon_host, key_opt, disk_src_name, disk_format,
img_file, disk_path))
process.run(disk_cmd, ignore_status=False, shell=True)
# Create disk snapshot if needed.
if create_snapshot:
snap_cmd = ("rbd -m %s %s snap create %s@%s" %
(mon_host, key_opt, disk_src_name, snap_name))
process.run(snap_cmd, ignore_status=False, shell=True)
if test_json_pseudo_protocol:
# Create one frontend image with the rbd backing file.
json_str = ('json:{"file.driver":"rbd",'
'"file.filename":"rbd:%s:mon_host=%s"}' %
(disk_src_name, mon_host))
# pass different json string according to the auth config
if auth_user and auth_key:
json_str = ('%s:id=%s:key=%s"}' %
(json_str[:-2], auth_user, auth_key))
disk_cmd = ("qemu-img create -f qcow2 -b '%s' %s" %
(json_str, front_end_img_file))
disk_path = front_end_img_file
process.run(disk_cmd, ignore_status=False, shell=True)
# If hot plug, start VM first, and then wait the OS boot.
# Otherwise stop VM if running.
if start_vm:
if vm.is_dead():
vm.start()
vm.wait_for_login().close()
else:
if not vm.is_dead():
vm.destroy()
if attach_device:
if create_volume:
params.update({"source_pool": pool_name})
params.update({"type_name": "volume"})
# No need auth options for volume
if "auth_user" in params:
params.pop("auth_user")
if "auth_type" in params:
params.pop("auth_type")
if "secret_type" in params:
params.pop("secret_type")
if "secret_uuid" in params:
params.pop("secret_uuid")
if "secret_usage" in params:
params.pop("secret_usage")
# After 3.9.0,the auth element can be place in source part.
if auth_place_in_source:
params.update({"auth_in_source": auth_place_in_source})
xml_file = libvirt.create_disk_xml(params)
if additional_guest:
# Copy xml_file for additional guest VM.
shutil.copyfile(xml_file, additional_xml_file)
opts = params.get("attach_option", "")
ret = virsh.attach_device(vm_name,
xml_file,
flagstr=opts,
debug=True)
libvirt.check_result(ret, skip_if=unsupported_err)
if additional_guest:
# Make sure the additional VM is running
if additional_vm.is_dead():
additional_vm.start()
additional_vm.wait_for_login().close()
ret = virsh.attach_device(guest_name,
additional_xml_file,
"",
debug=True)
libvirt.check_result(ret, skip_if=unsupported_err)
elif attach_disk:
opts = params.get("attach_option", "")
ret = virsh.attach_disk(vm_name, disk_path, targetdev, opts)
libvirt.check_result(ret, skip_if=unsupported_err)
elif test_disk_readonly:
params.update({'readonly': "yes"})
xml_file = libvirt.create_disk_xml(params)
opts = params.get("attach_option", "")
ret = virsh.attach_device(vm_name,
xml_file,
flagstr=opts,
debug=True)
libvirt.check_result(ret, skip_if=unsupported_err)
elif test_disk_internal_snapshot:
xml_file = libvirt.create_disk_xml(params)
opts = params.get("attach_option", "")
ret = virsh.attach_device(vm_name,
xml_file,
flagstr=opts,
debug=True)
libvirt.check_result(ret, skip_if=unsupported_err)
elif disk_snapshot_with_sanlock:
if vm.is_dead():
vm.start()
snapshot_path = make_snapshot()
if vm.is_alive():
vm.destroy()
elif not create_volume:
libvirt.set_vm_disk(vm, params)
if test_blockcopy:
logging.info("Creating %s...", vm_name)
vmxml_for_test = vm_xml.VMXML.new_from_inactive_dumpxml(vm_name)
if vm.is_alive():
vm.destroy(gracefully=False)
vm.undefine()
if virsh.create(vmxml_for_test.xml, **virsh_dargs).exit_status:
vmxml_backup.define()
test.fail("Can't create the domain")
elif vm.is_dead():
vm.start()
# Wait for vm is running
vm.wait_for_login(timeout=600).close()
if additional_guest:
if additional_vm.is_dead():
additional_vm.start()
# Check qemu command line
if test_qemu_cmd:
check_qemu_cmd()
# Check partitions in vm
if test_vm_parts:
if not check_in_vm(
vm, targetdev, old_parts, read_only=create_snapshot):
test.fail("Failed to check vm partitions")
if additional_guest:
if not check_in_vm(additional_vm, targetdev, old_parts):
test.fail("Failed to check vm partitions")
# Save and restore operation
if test_save_restore:
check_save_restore()
if test_snapshot:
snap_option = params.get("snapshot_option", "")
check_snapshot(snap_option)
if test_blockcopy:
check_blockcopy(targetdev)
if test_disk_readonly:
snap_option = params.get("snapshot_option", "")
check_snapshot(snap_option, 'vdb')
if test_disk_internal_snapshot:
snap_option = params.get("snapshot_option", "")
check_snapshot(snap_option, targetdev)
# Detach the device.
if attach_device:
xml_file = libvirt.create_disk_xml(params)
ret = virsh.detach_device(vm_name, xml_file)
libvirt.check_exit_status(ret)
if additional_guest:
ret = virsh.detach_device(guest_name, xml_file)
libvirt.check_exit_status(ret)
elif attach_disk:
ret = virsh.detach_disk(vm_name, targetdev)
libvirt.check_exit_status(ret)
# Check disk in vm after detachment.
if attach_device or attach_disk:
session = vm.wait_for_login()
new_parts = utils_disk.get_parts_list(session)
if len(new_parts) != len(old_parts):
test.fail("Disk still exists in vm" " after detachment")
session.close()
except virt_vm.VMStartError as details:
for msg in unsupported_err:
if msg in str(details):
test.cancel(str(details))
else:
test.fail("VM failed to start." "Error: %s" % str(details))
finally:
# Remove ceph configure file if created.
if ceph_cfg:
os.remove(ceph_cfg)
# Delete snapshots.
snapshot_lists = virsh.snapshot_list(vm_name)
if len(snapshot_lists) > 0:
libvirt.clean_up_snapshots(vm_name, snapshot_lists)
for snap in snapshot_lists:
virsh.snapshot_delete(vm_name, snap, "--metadata")
# Recover VM.
if vm.is_alive():
vm.destroy(gracefully=False)
if additional_guest:
virsh.remove_domain(guest_name,
"--remove-all-storage",
ignore_stauts=True)
# Remove the snapshot.
if create_snapshot:
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} snap"
" purge {2} && rbd -m {0} {1} rm {2}"
"".format(mon_host, key_opt, disk_src_name))
process.run(cmd, ignore_status=True, shell=True)
elif create_volume:
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} rm {2}"
"".format(mon_host, key_opt,
os.path.join(disk_src_pool, cloned_vol_name)))
process.run(cmd, ignore_status=True, shell=True)
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} rm {2}"
"".format(
mon_host, key_opt,
os.path.join(disk_src_pool, create_from_cloned_volume)))
process.run(cmd, ignore_status=True, shell=True)
clean_up_volume_snapshots()
else:
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} rm {2}"
"".format(mon_host, key_opt, disk_src_name))
process.run(cmd, ignore_status=True, shell=True)
# Delete tmp files.
if os.path.exists(key_file):
os.remove(key_file)
if os.path.exists(img_file):
os.remove(img_file)
# Clean up volume, pool
if vol_name and vol_name in str(virsh.vol_list(pool_name).stdout):
virsh.vol_delete(vol_name, pool_name)
if pool_name and pool_name in virsh.pool_state_dict():
virsh.pool_destroy(pool_name, **virsh_dargs)
virsh.pool_undefine(pool_name, **virsh_dargs)
# Clean up secret
secret_list = get_secret_list()
if secret_list:
for secret_uuid in secret_list:
virsh.secret_undefine(secret_uuid)
logging.info("Restoring vm...")
vmxml_backup.sync()
if disk_snapshot_with_sanlock:
# Restore virt_use_sanlock setting.
process.run("setsebool -P virt_use_sanlock 0", shell=True)
# Restore qemu config
qemu_config.restore()
utils_libvirtd.Libvirtd().restart()
# Force shutdown sanlock service.
process.run("sanlock client shutdown -f 1", shell=True)
# Clean up lockspace folder
process.run("rm -rf /var/lib/libvirt/sanlock/*", shell=True)
if snapshot_path is not None:
for snapshot in snapshot_path:
if os.path.exists(snapshot):
os.remove(snapshot)
# Destroy VM.
if vm.is_alive():
vm.destroy(gracefully=False)
# Back up xml file.
vm_xml_file = os.path.join(test.tmpdir, "vm.xml")
virsh.dumpxml(vm_name, extra="--inactive", to_file=vm_xml_file)
# Get device path.
device_source_path = ""
if source_path:
device_source_path = test.virtdir
# Prepare test environment.
qemu_config = LibvirtQemuConfig()
if test_disks_format:
qemu_config.allow_disk_format_probing = True
utils_libvirtd.libvirtd_restart()
# Create virtual device file.
disks = []
try:
for i in range(len(device_source_names)):
if test_disk_type_dir:
# If we testing disk type dir option,
# it needn't to create disk image
disks.append({"format": "dir",
"source": device_source_names[i]})
else:
path = "%s/%s.%s" % (device_source_path,
def run(test, params, env):
"""
Test virtiofs filesystem device:
1.Start guest with 1/2 virtiofs filesystem devices.
2.Start 2 guest with the same virtiofs filesystem device.
3.Coldplug/Coldunplug virtiofs filesystem device
4.Share data between guests and host.
5.Lifecycle for guest with virtiofs filesystem device.
"""
def generate_expected_process_option(expected_results):
"""
Generate expected virtiofsd process option
"""
if cache_mode != "auto":
expected_results = "cache=%s" % cache_mode
if xattr == "on":
expected_results += ",xattr"
elif xattr == "off":
expected_results += ",no_xattr"
if flock == "on":
expected_results += ",flock"
else:
expected_results += ",no_flock"
if lock_posix == "on":
expected_results += ",posix_lock"
else:
expected_results += ",no_posix_lock"
logging.debug(expected_results)
return expected_results
def shared_data(vm_names, fs_devs):
"""
Shared data between guests and host:
1.Mount dir in guest;
2.Write a file in guest;
3.Check the md5sum value are the same in guests and host;
"""
md5s = []
for vm in vms:
session = vm.wait_for_login()
for fs_dev in fs_devs:
logging.debug(fs_dev)
mount_dir = '/var/tmp/' + fs_dev.target['dir']
session.cmd('rm -rf %s' % mount_dir, ignore_all_errors=False)
session.cmd('mkdir -p %s' % mount_dir)
logging.debug("mount virtiofs dir in guest")
cmd = "mount -t virtiofs %s %s" % (fs_dev.target['dir'],
mount_dir)
status, output = session.cmd_status_output(cmd, timeout=300)
if status != 0:
session.close()
test.fail("mount virtiofs dir failed: %s" % output)
if vm == vms[0]:
filename_guest = mount_dir + '/' + vm.name
cmd = "dd if=/dev/urandom of=%s bs=1M count=512 oflag=direct" % filename_guest
status, output = session.cmd_status_output(cmd,
timeout=300)
if status != 0:
session.close()
test.fail("Write data failed: %s" % output)
md5_value = session.cmd_status_output(
"md5sum %s" % filename_guest)[1].strip().split()[0]
md5s.append(md5_value)
logging.debug(md5_value)
md5_value = process.run(
"md5sum %s" %
filename_guest).stdout_text.strip().split()[0]
logging.debug(md5_value)
md5s.append(md5_value)
session.close()
if len(set(md5s)) != len(fs_devs):
test.fail("The md5sum value are not the same in guests and host")
def launch_externally_virtiofs(source_dir, source_socket):
"""
Launch externally virtiofs
:param source_dir: the dir shared on host
:param source_socket: the socket file listened on
"""
process.run('chcon -t virtd_exec_t %s' % path,
ignore_status=False,
shell=True)
cmd = "systemd-run %s --socket-path=%s -o source=%s" % (
path, source_socket, source_dir)
try:
process.run(cmd, ignore_status=False, shell=True)
# Make sure the socket is created
utils_misc.wait_for(lambda: os.path.isdir(source_socket),
timeout=3)
process.run("chown qemu:qemu %s" % source_socket,
ignore_status=False)
process.run('chcon -t svirt_image_t %s' % source_socket,
ignore_status=False,
shell=True)
except Exception as err:
cmd = "pkill virtiofsd"
process.run(cmd, shell=True)
test.fail("{}".format(err))
def prepare_stress_script(script_path, script_content):
"""
Refer to xfstest generic/531. Create stress test script to create a lot of unlinked files.
:param source_path: The path of script
:param content: The content of stress script
"""
logging.debug("stress script path: %s content: %s" %
(script_path, script_content))
script_lines = script_content.split(';')
try:
with open(script_path, 'w') as fd:
fd.write('\n'.join(script_lines))
os.chmod(script_path, 0o777)
except Exception as e:
test.error("Prepare the guest stress script failed %s" % e)
def run_stress_script(session, script_path):
"""
Run stress script in the guest
:param session: guest session
:param script_path: The path of script in the guest
"""
# Set ULIMIT_NOFILE to increase the number of unlinked files
session.cmd("ulimit -n 500000 && /usr/bin/python3 %s" % script_path,
timeout=120)
def umount_fs(vm):
"""
Unmount the filesystem in guest
:param vm: filesystem in this vm that should be unmounted
"""
if vm.is_alive():
session = vm.wait_for_login()
for fs_dev in fs_devs:
mount_dir = '/var/tmp/' + fs_dev.target['dir']
session.cmd('umount -f %s' % mount_dir, ignore_all_errors=True)
session.cmd('rm -rf %s' % mount_dir, ignore_all_errors=True)
session.close()
def check_detached_xml(vm):
"""
Check whether there is xml about the filesystem device
in the vm xml
:param vm: the vm to be checked
"""
vmxml = vm_xml.VMXML.new_from_dumpxml(vm.name)
filesystems = vmxml.devices.by_device_tag('filesystem')
if filesystems:
test.fail("There should be no filesystem devices in guest "
"xml after hotunplug")
def check_filesystem_in_guest(vm, fs_dev):
"""
Check whether there is virtiofs in vm
:param vm: the vm to be checked
:param fs_dev: the virtiofs device to be checked
"""
session = vm.wait_for_login()
mount_dir = '/var/tmp/' + fs_dev.target['dir']
cmd = "mkdir %s; mount -t virtiofs %s %s" % (
mount_dir, fs_dev.target['dir'], mount_dir)
status, output = session.cmd_status_output(cmd, timeout=300)
session.cmd('rm -rf %s' % mount_dir, ignore_all_errors=True)
if not status:
test.fail(
"Mount virtiofs should failed after hotunplug device. %s" %
output)
session.close()
start_vm = params.get("start_vm", "no")
vm_names = params.get("vms", "avocado-vt-vm1").split()
cache_mode = params.get("cache_mode", "none")
xattr = params.get("xattr", "on")
lock_posix = params.get("lock_posix", "on")
flock = params.get("flock", "on")
xattr = params.get("xattr", "on")
path = params.get("virtiofsd_path", "/usr/libexec/virtiofsd")
queue_size = int(params.get("queue_size", "512"))
driver_type = params.get("driver_type", "virtiofs")
guest_num = int(params.get("guest_num", "1"))
fs_num = int(params.get("fs_num", "1"))
vcpus_per_cell = int(params.get("vcpus_per_cell", 2))
dir_prefix = params.get("dir_prefix", "mount_tag")
error_msg_start = params.get("error_msg_start", "")
error_msg_save = params.get("error_msg_save", "")
status_error = params.get("status_error", "no") == "yes"
socket_file_checking = params.get("socket_file_checking", "no") == "yes"
suspend_resume = params.get("suspend_resume", "no") == "yes"
managedsave = params.get("managedsave", "no") == "yes"
coldplug = params.get("coldplug", "no") == "yes"
hotplug_unplug = params.get("hotplug_unplug", "no") == "yes"
detach_device_alias = params.get("detach_device_alias", "no") == "yes"
extra_hugepages = params.get_numeric("extra_hugepages")
edit_start = params.get("edit_start", "no") == "yes"
with_hugepages = params.get("with_hugepages", "yes") == "yes"
with_numa = params.get("with_numa", "yes") == "yes"
with_memfd = params.get("with_memfd", "no") == "yes"
source_socket = params.get("source_socket", "/var/tmp/vm001.socket")
launched_mode = params.get("launched_mode", "auto")
destroy_start = params.get("destroy_start", "no") == "yes"
bug_url = params.get("bug_url", "")
script_content = params.get("stress_script", "")
stdio_handler_file = "file" == params.get("stdio_handler")
fs_devs = []
vms = []
vmxml_backups = []
expected_fails_msg = []
expected_results = ""
host_hp_size = utils_memory.get_huge_page_size()
backup_huge_pages_num = utils_memory.get_num_huge_pages()
huge_pages_num = 0
if len(vm_names) != guest_num:
test.cancel("This test needs exactly %d vms." % guest_num)
if not libvirt_version.version_compare(7, 0, 0) and not with_numa:
test.cancel("Not supported without NUMA before 7.0.0")
if not libvirt_version.version_compare(7, 6, 0) and destroy_start:
test.cancel("Bug %s is not fixed on current build" % bug_url)
try:
# Define filesystem device xml
for index in range(fs_num):
driver = {'type': driver_type, 'queue': queue_size}
source_dir = os.path.join('/var/tmp/',
str(dir_prefix) + str(index))
logging.debug(source_dir)
not os.path.isdir(source_dir) and os.mkdir(source_dir)
target_dir = dir_prefix + str(index)
source = {'socket': source_socket}
target = {'dir': target_dir}
if launched_mode == "auto":
binary_keys = [
'path', 'cache_mode', 'xattr', 'lock_posix', 'flock'
]
binary_values = [path, cache_mode, xattr, lock_posix, flock]
binary_dict = dict(zip(binary_keys, binary_values))
source = {'dir': source_dir}
accessmode = "passthrough"
fsdev_keys = [
'accessmode', 'driver', 'source', 'target', 'binary'
]
fsdev_values = [
accessmode, driver, source, target, binary_dict
]
else:
fsdev_keys = ['driver', 'source', 'target']
fsdev_values = [driver, source, target]
fsdev_dict = dict(zip(fsdev_keys, fsdev_values))
logging.debug(fsdev_dict)
fs_dev = libvirt_device_utils.create_fs_xml(
fsdev_dict, launched_mode)
logging.debug(fs_dev)
fs_devs.append(fs_dev)
#Start guest with virtiofs filesystem device
for index in range(guest_num):
logging.debug("prepare vm %s", vm_names[index])
vm = env.get_vm(vm_names[index])
vms.append(vm)
vmxml = vm_xml.VMXML.new_from_inactive_dumpxml(vm_names[index])
vmxml_backup = vmxml.copy()
vmxml_backups.append(vmxml_backup)
if vmxml.max_mem < 1024000:
vmxml.max_mem = 1024000
if with_hugepages:
huge_pages_num += vmxml.max_mem // host_hp_size + extra_hugepages
utils_memory.set_num_huge_pages(huge_pages_num)
vmxml.remove_all_device_by_type('filesystem')
vmxml.sync()
numa_no = None
if with_numa:
numa_no = vmxml.vcpu // vcpus_per_cell if vmxml.vcpu != 1 else 1
vm_xml.VMXML.set_vm_vcpus(vmxml.vm_name,
vmxml.vcpu,
numa_number=numa_no)
vm_xml.VMXML.set_memoryBacking_tag(vmxml.vm_name,
access_mode="shared",
hpgs=with_hugepages,
memfd=with_memfd)
vmxml = vm_xml.VMXML.new_from_inactive_dumpxml(vm_names[index])
logging.debug(vmxml)
if launched_mode == "externally":
launch_externally_virtiofs(source_dir, source_socket)
if coldplug:
ret = virsh.attach_device(vm_names[index],
fs_devs[0].xml,
flagstr='--config',
debug=True)
utils_test.libvirt.check_exit_status(ret, expect_error=False)
else:
if not hotplug_unplug:
for fs in fs_devs:
vmxml.add_device(fs)
vmxml.sync()
logging.debug(vmxml)
libvirt_pcicontr.reset_pci_num(vm_names[index])
result = virsh.start(vm_names[index], debug=True)
if hotplug_unplug:
if stdio_handler_file:
qemu_config = LibvirtQemuConfig()
qemu_config.stdio_handler = "file"
utils_libvirtd.Libvirtd().restart()
for fs_dev in fs_devs:
ret = virsh.attach_device(vm_names[index],
fs_dev.xml,
ignore_status=True,
debug=True)
libvirt.check_exit_status(ret, status_error)
if status_error:
return
if status_error and not managedsave:
expected_error = error_msg_start
utils_test.libvirt.check_exit_status(result, expected_error)
return
else:
utils_test.libvirt.check_exit_status(result,
expect_error=False)
expected_results = generate_expected_process_option(
expected_results)
if launched_mode == "auto":
cmd = 'ps aux | grep virtiofsd | head -n 1'
utils_test.libvirt.check_cmd_output(cmd,
content=expected_results)
if managedsave:
expected_error = error_msg_save
result = virsh.managedsave(vm_names[0],
ignore_status=True,
debug=True)
utils_test.libvirt.check_exit_status(result, expected_error)
else:
shared_data(vm_names, fs_devs)
if suspend_resume:
virsh.suspend(vm_names[0], debug=True, ignore_status=False)
time.sleep(30)
virsh.resume(vm_names[0], debug=True, ignore_statue=False)
elif destroy_start:
session = vm.wait_for_login(timeout=120)
# Prepare the guest test script
script_path = os.path.join(fs_devs[0].source["dir"], "test.py")
script_content %= (fs_devs[0].source["dir"],
fs_devs[0].source["dir"])
prepare_stress_script(script_path, script_content)
# Run guest stress script
stress_script_thread = threading.Thread(
target=run_stress_script, args=(session, script_path))
stress_script_thread.setDaemon(True)
stress_script_thread.start()
# Create a lot of unlink files
time.sleep(60)
virsh.destroy(vm_names[0], debug=True, ignore_status=False)
ret = virsh.start(vm_names[0], debug=True)
libvirt.check_exit_status(ret)
elif edit_start:
vmxml_virtio_backup = vm_xml.VMXML.new_from_inactive_dumpxml(
vm_names[0])
if vm.is_alive():
virsh.destroy(vm_names[0])
cmd = "virt-xml %s --edit --qemu-commandline '\-foo'" % vm_names[
0]
cmd_result = process.run(cmd,
ignore_status=True,
shell=True)
logging.debug(virsh.dumpxml(vm_names[0]))
if cmd_result.exit_status:
test.error("virt-xml edit guest failed: %s" %
cmd_result)
result = virsh.start(vm_names[0],
ignore_status=True,
debug=True)
if error_msg_start:
expected_fails_msg.append(error_msg_start)
utils_test.libvirt.check_result(
result, expected_fails=expected_fails_msg)
if not libvirt_version.version_compare(6, 10, 0):
# Because of bug #1897105, it was fixed in libvirt-6.10.0,
# before this version, need to recover the env manually.
cmd = "pkill virtiofsd"
process.run(cmd, shell=True)
if not vm.is_alive():
# Restoring vm and check if vm can start successfully
vmxml_virtio_backup.sync()
virsh.start(vm_names[0],
ignore_status=False,
shell=True)
elif socket_file_checking:
result = virsh.domid(vm_names[0])
domid = result.stdout.strip()
domain_dir = "var/lib/libvirt/qemu/domain-" + domid + '-' + vm_names[
0]
if result.exit_status:
test.fail("Get domid failed.")
for fs_dev in fs_devs:
alias = fs_dev.alias['name']
expected_pid = domain_dir + alias + '-fs.pid'
expected_sock = alias + '-fs.sock'
status1 = process.run('ls -l %s' % expected_pid,
shell=True).exit_status
status2 = process.run('ls -l %s' % expected_sock,
shell=True).exit_status
if not (status1 and status2):
test.fail(
"The socket and pid file is not as expected")
elif hotplug_unplug:
for vm in vms:
umount_fs(vm)
for fs_dev in fs_devs:
if detach_device_alias:
alias = fs_dev.alias['name']
cmd = 'lsof /var/log/libvirt/qemu/%s-%s-virtiofsd.log' % (
vm.name, alias)
output = process.run(cmd).stdout_text.splitlines()
for item in output[1:]:
if stdio_handler_file:
if item.split()[0] != "virtiofsd":
test.fail(
"When setting stdio_handler as file, the command"
"to write log should be virtiofsd!"
)
else:
if item.split()[0] != "virtlogd":
test.fail(
"When setting stdio_handler as logd, the command"
"to write log should be virtlogd!")
ret = virsh.detach_device_alias(
vm.name,
alias,
ignore_status=True,
debug=True,
wait_for_event=True)
else:
ret = virsh.detach_device(vm.name,
fs_dev.xml,
ignore_status=True,
debug=True,
wait_for_event=True)
libvirt.check_exit_status(ret, status_error)
check_filesystem_in_guest(vm, fs_dev)
check_detached_xml(vm)
finally:
for vm in vms:
if vm.is_alive():
umount_fs(vm)
vm.destroy(gracefully=False)
for vmxml_backup in vmxml_backups:
vmxml_backup.sync()
for index in range(fs_num):
process.run('rm -rf %s' % '/var/tmp/' + str(dir_prefix) +
str(index),
ignore_status=False)
process.run('rm -rf %s' % source_socket,
ignore_status=False,
shell=True)
if launched_mode == "externally":
process.run('restorecon %s' % path,
ignore_status=False,
shell=True)
utils_memory.set_num_huge_pages(backup_huge_pages_num)
if stdio_handler_file:
qemu_config.restore()
utils_libvirtd.Libvirtd().restart()
# Destroy VM.
if vm.is_alive():
vm.destroy(gracefully=False)
# Back up xml file.
vm_xml_file = os.path.join(test.tmpdir, "vm.xml")
virsh.dumpxml(vm_name, extra="--inactive", to_file=vm_xml_file)
# Get device path.
device_source_path = ""
if source_path:
device_source_path = test.virtdir
# Prepare test environment.
qemu_config = LibvirtQemuConfig()
if test_disks_format:
qemu_config.allow_disk_format_probing = True
utils_libvirtd.libvirtd_restart()
# Create virtual device file.
disks = []
try:
for i in range(len(device_source_names)):
if test_disk_type_dir:
# If we testing disk type dir option,
# it needn't to create disk image
disks.append({
"format": "dir",
"source": device_source_names[i]
})
def run(test, params, env):
"""
Test rbd disk device.
1.Prepare test environment,destroy or suspend a VM.
2.Prepare disk image.
3.Edit disks xml and start the domain.
4.Perform test operation.
5.Recover test environment.
"""
vm_name = params.get("main_vm")
vm = env.get_vm(vm_name)
virsh_dargs = {'debug': True, 'ignore_status': True}
additional_xml_file = os.path.join(data_dir.get_tmp_dir(), "additional_disk.xml")
def config_ceph():
"""
Write the configs to the file.
"""
src_host = disk_src_host.split()
src_port = disk_src_port.split()
conf_str = "mon_host = "
hosts = []
for host, port in zip(src_host, src_port):
hosts.append("%s:%s" % (host, port))
with open(disk_src_config, 'w') as f:
f.write(conf_str + ','.join(hosts) + '\n')
def create_pool():
"""
Define and start a pool.
"""
sp = libvirt_storage.StoragePool()
if create_by_xml:
p_xml = pool_xml.PoolXML(pool_type=pool_type)
p_xml.name = pool_name
s_xml = pool_xml.SourceXML()
s_xml.vg_name = disk_src_pool
source_host = []
for (host_name, host_port) in zip(
disk_src_host.split(), disk_src_port.split()):
source_host.append({'name': host_name,
'port': host_port})
s_xml.hosts = source_host
if auth_type:
s_xml.auth_type = auth_type
if auth_user:
s_xml.auth_username = auth_user
if auth_usage:
s_xml.secret_usage = auth_usage
p_xml.source = s_xml
logging.debug("Pool xml: %s", p_xml)
p_xml.xmltreefile.write()
ret = virsh.pool_define(p_xml.xml, **virsh_dargs)
libvirt.check_exit_status(ret)
ret = virsh.pool_build(pool_name, **virsh_dargs)
libvirt.check_exit_status(ret)
ret = virsh.pool_start(pool_name, **virsh_dargs)
libvirt.check_exit_status(ret)
else:
auth_opt = ""
if client_name and client_key:
auth_opt = ("--auth-type %s --auth-username %s --secret-usage '%s'"
% (auth_type, auth_user, auth_usage))
if not sp.define_rbd_pool(pool_name, mon_host,
disk_src_pool, extra=auth_opt):
test.fail("Failed to define storage pool")
if not sp.build_pool(pool_name):
test.fail("Failed to build storage pool")
if not sp.start_pool(pool_name):
test.fail("Failed to start storage pool")
# Check pool operation
ret = virsh.pool_refresh(pool_name, **virsh_dargs)
libvirt.check_exit_status(ret)
ret = virsh.pool_uuid(pool_name, **virsh_dargs)
libvirt.check_exit_status(ret)
# pool-info
pool_info = sp.pool_info(pool_name)
if pool_info["Autostart"] != 'no':
test.fail("Failed to check pool information")
# pool-autostart
if not sp.set_pool_autostart(pool_name):
test.fail("Failed to set pool autostart")
pool_info = sp.pool_info(pool_name)
if pool_info["Autostart"] != 'yes':
test.fail("Failed to check pool information")
# pool-autostart --disable
if not sp.set_pool_autostart(pool_name, "--disable"):
test.fail("Failed to set pool autostart")
# If port is not pre-configured, port value should not be hardcoded in pool information.
if "yes" == params.get("rbd_port", "no"):
if 'port' in virsh.pool_dumpxml(pool_name):
test.fail("port attribute should not be in pool information")
# find-storage-pool-sources-as
if "yes" == params.get("find_storage_pool_sources_as", "no"):
ret = virsh.find_storage_pool_sources_as("rbd", mon_host)
libvirt.check_result(ret, skip_if=unsupported_err)
def create_vol(vol_params):
"""
Create volume.
:param p_name. Pool name.
:param vol_params. Volume parameters dict.
:return: True if create successfully.
"""
pvt = libvirt.PoolVolumeTest(test, params)
if create_by_xml:
pvt.pre_vol_by_xml(pool_name, **vol_params)
else:
pvt.pre_vol(vol_name, None, '2G', None, pool_name)
def check_vol(vol_params):
"""
Check volume information.
"""
pv = libvirt_storage.PoolVolume(pool_name)
# Supported operation
if vol_name not in pv.list_volumes():
test.fail("Volume %s doesn't exist" % vol_name)
ret = virsh.vol_dumpxml(vol_name, pool_name)
libvirt.check_exit_status(ret)
# vol-info
if not pv.volume_info(vol_name):
test.fail("Can't see volume info")
# vol-key
ret = virsh.vol_key(vol_name, pool_name)
libvirt.check_exit_status(ret)
if "%s/%s" % (disk_src_pool, vol_name) not in ret.stdout.strip():
test.fail("Volume key isn't correct")
# vol-path
ret = virsh.vol_path(vol_name, pool_name)
libvirt.check_exit_status(ret)
if "%s/%s" % (disk_src_pool, vol_name) not in ret.stdout.strip():
test.fail("Volume path isn't correct")
# vol-pool
ret = virsh.vol_pool("%s/%s" % (disk_src_pool, vol_name))
libvirt.check_exit_status(ret)
if pool_name not in ret.stdout.strip():
test.fail("Volume pool isn't correct")
# vol-name
ret = virsh.vol_name("%s/%s" % (disk_src_pool, vol_name))
libvirt.check_exit_status(ret)
if vol_name not in ret.stdout.strip():
test.fail("Volume name isn't correct")
# vol-resize
ret = virsh.vol_resize(vol_name, "2G", pool_name)
libvirt.check_exit_status(ret)
# Not supported operation
# vol-clone
ret = virsh.vol_clone(vol_name, cloned_vol_name, pool_name)
libvirt.check_result(ret, skip_if=unsupported_err)
# vol-create-from
volxml = vol_xml.VolXML()
vol_params.update({"name": "%s" % create_from_cloned_volume})
v_xml = volxml.new_vol(**vol_params)
v_xml.xmltreefile.write()
ret = virsh.vol_create_from(pool_name, v_xml.xml, vol_name, pool_name)
libvirt.check_result(ret, skip_if=unsupported_err)
# vol-wipe
ret = virsh.vol_wipe(vol_name, pool_name)
libvirt.check_result(ret, skip_if=unsupported_err)
# vol-upload
ret = virsh.vol_upload(vol_name, vm.get_first_disk_devices()['source'],
"--pool %s" % pool_name)
libvirt.check_result(ret, skip_if=unsupported_err)
# vol-download
ret = virsh.vol_download(vol_name, cloned_vol_name, "--pool %s" % pool_name)
libvirt.check_result(ret, skip_if=unsupported_err)
def check_qemu_cmd():
"""
Check qemu command line options.
"""
cmd = ("ps -ef | grep %s | grep -v grep " % vm_name)
process.run(cmd, shell=True)
if disk_src_name:
cmd += " | grep file=rbd:%s:" % disk_src_name
if auth_user and auth_key:
cmd += ('id=%s:auth_supported=cephx' % auth_user)
if disk_src_config:
cmd += " | grep 'conf=%s'" % disk_src_config
elif mon_host:
hosts = '\:6789\;'.join(mon_host.split())
cmd += " | grep 'mon_host=%s'" % hosts
if driver_iothread:
cmd += " | grep iothread%s" % driver_iothread
# Run the command
process.run(cmd, shell=True)
def check_save_restore():
"""
Test save and restore operation
"""
save_file = os.path.join(data_dir.get_tmp_dir(),
"%s.save" % vm_name)
ret = virsh.save(vm_name, save_file, **virsh_dargs)
libvirt.check_exit_status(ret)
ret = virsh.restore(save_file, **virsh_dargs)
libvirt.check_exit_status(ret)
if os.path.exists(save_file):
os.remove(save_file)
# Login to check vm status
vm.wait_for_login().close()
def check_snapshot(snap_option, target_dev='vda'):
"""
Test snapshot operation.
"""
snap_name = "s1"
snap_mem = os.path.join(data_dir.get_tmp_dir(), "rbd.mem")
snap_disk = os.path.join(data_dir.get_tmp_dir(), "rbd.disk")
xml_snap_exp = ["disk name='%s' snapshot='external' type='file'" % target_dev]
xml_dom_exp = ["source file='%s'" % snap_disk,
"backingStore type='network' index='1'",
"source protocol='rbd' name='%s'" % disk_src_name]
if snap_option.count("disk-only"):
options = ("%s --diskspec %s,file=%s --disk-only" %
(snap_name, target_dev, snap_disk))
elif snap_option.count("disk-mem"):
options = ("%s --memspec file=%s --diskspec %s,file="
"%s" % (snap_name, snap_mem, target_dev, snap_disk))
xml_snap_exp.append("memory snapshot='external' file='%s'"
% snap_mem)
else:
options = snap_name
ret = virsh.snapshot_create_as(vm_name, options)
if test_disk_internal_snapshot or test_disk_readonly:
libvirt.check_result(ret, expected_fails=unsupported_err)
else:
libvirt.check_result(ret, skip_if=unsupported_err)
# check xml file.
if not ret.exit_status:
snap_xml = virsh.snapshot_dumpxml(vm_name, snap_name,
debug=True).stdout.strip()
dom_xml = virsh.dumpxml(vm_name, debug=True).stdout.strip()
# Delete snapshots.
libvirt.clean_up_snapshots(vm_name)
if os.path.exists(snap_mem):
os.remove(snap_mem)
if os.path.exists(snap_disk):
os.remove(snap_disk)
if not all([x in snap_xml for x in xml_snap_exp]):
test.fail("Failed to check snapshot xml")
if not all([x in dom_xml for x in xml_dom_exp]):
test.fail("Failed to check domain xml")
def check_blockcopy(target):
"""
Block copy operation test.
"""
blk_file = os.path.join(data_dir.get_tmp_dir(), "blk.rbd")
if os.path.exists(blk_file):
os.remove(blk_file)
blk_mirror = ("mirror type='file' file='%s' "
"format='raw' job='copy'" % blk_file)
# Do blockcopy
ret = virsh.blockcopy(vm_name, target, blk_file)
libvirt.check_result(ret, skip_if=unsupported_err)
dom_xml = virsh.dumpxml(vm_name, debug=True).stdout.strip()
if not dom_xml.count(blk_mirror):
test.fail("Can't see block job in domain xml")
# Abort
ret = virsh.blockjob(vm_name, target, "--abort")
libvirt.check_exit_status(ret)
dom_xml = virsh.dumpxml(vm_name, debug=True).stdout.strip()
if dom_xml.count(blk_mirror):
test.fail("Failed to abort block job")
if os.path.exists(blk_file):
os.remove(blk_file)
# Sleep for a while after abort operation.
time.sleep(5)
# Do blockcopy again
ret = virsh.blockcopy(vm_name, target, blk_file)
libvirt.check_exit_status(ret)
# Wait for complete
def wait_func():
ret = virsh.blockjob(vm_name, target, "--info")
return ret.stderr.count("Block Copy: [100 %]")
timeout = params.get("blockjob_timeout", 600)
utils_misc.wait_for(wait_func, int(timeout))
# Pivot
ret = virsh.blockjob(vm_name, target, "--pivot")
libvirt.check_exit_status(ret)
dom_xml = virsh.dumpxml(vm_name, debug=True).stdout.strip()
if not dom_xml.count("source file='%s'" % blk_file):
test.fail("Failed to pivot block job")
# Remove the disk file.
if os.path.exists(blk_file):
os.remove(blk_file)
def check_in_vm(vm_obj, target, old_parts, read_only=False):
"""
Check mount/read/write disk in VM.
:param vm. VM guest.
:param target. Disk dev in VM.
:return: True if check successfully.
"""
try:
session = vm_obj.wait_for_login()
new_parts = libvirt.get_parts_list(session)
added_parts = list(set(new_parts).difference(set(old_parts)))
logging.info("Added parts:%s", added_parts)
if len(added_parts) != 1:
logging.error("The number of new partitions is invalid in VM")
return False
added_part = None
if target.startswith("vd"):
if added_parts[0].startswith("vd"):
added_part = added_parts[0]
elif target.startswith("hd"):
if added_parts[0].startswith("sd"):
added_part = added_parts[0]
if not added_part:
logging.error("Can't see added partition in VM")
return False
cmd = ("mount /dev/{0} /mnt && ls /mnt && (sleep 15;"
" touch /mnt/testfile; umount /mnt)"
.format(added_part))
s, o = session.cmd_status_output(cmd, timeout=60)
session.close()
logging.info("Check disk operation in VM:\n, %s, %s", s, o)
# Readonly fs, check the error messages.
# The command may return True, read-only
# messges can be found from the command output
if read_only:
if "Read-only file system" not in o:
return False
else:
return True
# Other errors
if s != 0:
return False
return True
except (remote.LoginError, virt_vm.VMError, aexpect.ShellError) as e:
logging.error(str(e))
return False
def clean_up_volume_snapshots():
"""
Get all snapshots for rbd_vol.img volume,unprotect and then clean up them.
"""
cmd = ("rbd -m {0} {1} info {2}"
"".format(mon_host, key_opt, os.path.join(disk_src_pool, vol_name)))
if process.run(cmd, ignore_status=True, shell=True).exit_status:
return
# Get snapshot list.
cmd = ("rbd -m {0} {1} snap"
" list {2}"
"".format(mon_host, key_opt, os.path.join(disk_src_pool, vol_name)))
snaps_out = process.run(cmd, ignore_status=True, shell=True).stdout_text
snap_names = []
if snaps_out:
for line in snaps_out.rsplit("\n"):
if line.startswith("SNAPID") or line == "":
continue
snap_line = line.rsplit()
if len(snap_line) == 4:
snap_names.append(snap_line[1])
logging.debug("Find snapshots: %s", snap_names)
# Unprotect snapshot first,otherwise it will fail to purge volume
for snap_name in snap_names:
cmd = ("rbd -m {0} {1} snap"
" unprotect {2}@{3}"
"".format(mon_host, key_opt, os.path.join(disk_src_pool, vol_name), snap_name))
process.run(cmd, ignore_status=True, shell=True)
# Purge volume,and then delete volume.
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} snap"
" purge {2} && rbd -m {0} {1} rm {2}"
"".format(mon_host, key_opt, os.path.join(disk_src_pool, vol_name)))
process.run(cmd, ignore_status=True, shell=True)
def make_snapshot():
"""
make external snapshots.
:return external snapshot path list
"""
logging.info("Making snapshot...")
first_disk_source = vm.get_first_disk_devices()['source']
snapshot_path_list = []
snapshot2_file = os.path.join(data_dir.get_tmp_dir(), "mem.s2")
snapshot3_file = os.path.join(data_dir.get_tmp_dir(), "mem.s3")
snapshot4_file = os.path.join(data_dir.get_tmp_dir(), "mem.s4")
snapshot4_disk_file = os.path.join(data_dir.get_tmp_dir(), "disk.s4")
snapshot5_file = os.path.join(data_dir.get_tmp_dir(), "mem.s5")
snapshot5_disk_file = os.path.join(data_dir.get_tmp_dir(), "disk.s5")
# Attempt to take different types of snapshots.
snapshots_param_dict = {"s1": "s1 --disk-only --no-metadata",
"s2": "s2 --memspec %s --no-metadata" % snapshot2_file,
"s3": "s3 --memspec %s --no-metadata --live" % snapshot3_file,
"s4": "s4 --memspec %s --diskspec vda,file=%s --no-metadata" % (snapshot4_file, snapshot4_disk_file),
"s5": "s5 --memspec %s --diskspec vda,file=%s --live --no-metadata" % (snapshot5_file, snapshot5_disk_file)}
for snapshot_name in sorted(snapshots_param_dict.keys()):
ret = virsh.snapshot_create_as(vm_name, snapshots_param_dict[snapshot_name],
**virsh_dargs)
libvirt.check_exit_status(ret)
if snapshot_name != 's4' and snapshot_name != 's5':
snapshot_path_list.append(first_disk_source.replace('qcow2', snapshot_name))
return snapshot_path_list
def get_secret_list():
"""
Get secret list.
:return secret list
"""
logging.info("Get secret list ...")
secret_list_result = virsh.secret_list()
secret_list = results_stdout_52lts(secret_list_result).strip().splitlines()
# First two lines contain table header followed by entries
# for each secret, such as:
#
# UUID Usage
# --------------------------------------------------------------------------------
# b4e8f6d3-100c-4e71-9f91-069f89742273 ceph client.libvirt secret
secret_list = secret_list[2:]
result = []
# If secret list is empty.
if secret_list:
for line in secret_list:
# Split on whitespace, assume 1 column
linesplit = line.split(None, 1)
result.append(linesplit[0])
return result
mon_host = params.get("mon_host")
disk_src_name = params.get("disk_source_name")
disk_src_config = params.get("disk_source_config")
disk_src_host = params.get("disk_source_host")
disk_src_port = params.get("disk_source_port")
disk_src_pool = params.get("disk_source_pool")
disk_format = params.get("disk_format", "raw")
driver_iothread = params.get("driver_iothread")
snap_name = params.get("disk_snap_name")
attach_device = "yes" == params.get("attach_device", "no")
attach_disk = "yes" == params.get("attach_disk", "no")
test_save_restore = "yes" == params.get("test_save_restore", "no")
test_snapshot = "yes" == params.get("test_snapshot", "no")
test_blockcopy = "yes" == params.get("test_blockcopy", "no")
test_qemu_cmd = "yes" == params.get("test_qemu_cmd", "no")
test_vm_parts = "yes" == params.get("test_vm_parts", "no")
additional_guest = "yes" == params.get("additional_guest", "no")
create_snapshot = "yes" == params.get("create_snapshot", "no")
convert_image = "yes" == params.get("convert_image", "no")
create_volume = "yes" == params.get("create_volume", "no")
create_by_xml = "yes" == params.get("create_by_xml", "no")
client_key = params.get("client_key")
client_name = params.get("client_name")
auth_key = params.get("auth_key")
auth_user = params.get("auth_user")
auth_type = params.get("auth_type")
auth_usage = params.get("secret_usage")
pool_name = params.get("pool_name")
pool_type = params.get("pool_type")
vol_name = params.get("vol_name")
cloned_vol_name = params.get("cloned_volume", "cloned_test_volume")
create_from_cloned_volume = params.get("create_from_cloned_volume", "create_from_cloned_test_volume")
vol_cap = params.get("vol_cap")
vol_cap_unit = params.get("vol_cap_unit")
start_vm = "yes" == params.get("start_vm", "no")
test_disk_readonly = "yes" == params.get("test_disk_readonly", "no")
test_disk_internal_snapshot = "yes" == params.get("test_disk_internal_snapshot", "no")
test_json_pseudo_protocol = "yes" == params.get("json_pseudo_protocol", "no")
disk_snapshot_with_sanlock = "yes" == params.get("disk_internal_with_sanlock", "no")
# Create /etc/ceph/ceph.conf file to suppress false warning error message.
process.run("mkdir -p /etc/ceph", ignore_status=True, shell=True)
cmd = ("echo 'mon_host = {0}' >/etc/ceph/ceph.conf"
.format(mon_host))
process.run(cmd, ignore_status=True, shell=True)
# Start vm and get all partions in vm.
if vm.is_dead():
vm.start()
session = vm.wait_for_login()
old_parts = libvirt.get_parts_list(session)
session.close()
vm.destroy(gracefully=False)
if additional_guest:
guest_name = "%s_%s" % (vm_name, '1')
timeout = params.get("clone_timeout", 360)
utils_libguestfs.virt_clone_cmd(vm_name, guest_name,
True, timeout=timeout,
ignore_status=False)
additional_vm = vm.clone(guest_name)
if start_vm:
virsh.start(guest_name)
# Back up xml file.
vmxml_backup = vm_xml.VMXML.new_from_inactive_dumpxml(vm_name)
key_opt = ""
secret_uuid = None
snapshot_path = None
key_file = os.path.join(data_dir.get_tmp_dir(), "ceph.key")
img_file = os.path.join(data_dir.get_tmp_dir(),
"%s_test.img" % vm_name)
front_end_img_file = os.path.join(data_dir.get_tmp_dir(),
"%s_frontend_test.img" % vm_name)
# Construct a unsupported error message list to skip these kind of tests
unsupported_err = []
if driver_iothread:
unsupported_err.append('IOThreads not supported')
if test_snapshot:
unsupported_err.append('live disk snapshot not supported')
if test_disk_readonly:
if not libvirt_version.version_compare(5, 0, 0):
unsupported_err.append('Could not create file: Permission denied')
unsupported_err.append('Permission denied')
else:
unsupported_err.append('unsupported configuration: external snapshot ' +
'for readonly disk vdb is not supported')
if test_disk_internal_snapshot:
unsupported_err.append('unsupported configuration: internal snapshot for disk ' +
'vdb unsupported for storage type raw')
if test_blockcopy:
unsupported_err.append('block copy is not supported')
if attach_disk:
unsupported_err.append('No such file or directory')
if create_volume:
unsupported_err.append("backing 'volume' disks isn't yet supported")
unsupported_err.append('this function is not supported')
try:
# Clean up dirty secrets in test environments if there have.
dirty_secret_list = get_secret_list()
if dirty_secret_list:
for dirty_secret_uuid in dirty_secret_list:
virsh.secret_undefine(dirty_secret_uuid)
# Prepare test environment.
qemu_config = LibvirtQemuConfig()
if disk_snapshot_with_sanlock:
# Install necessary package:sanlock,libvirt-lock-sanlock
if not utils_package.package_install(["sanlock"]):
test.error("fail to install sanlock")
if not utils_package.package_install(["libvirt-lock-sanlock"]):
test.error("fail to install libvirt-lock-sanlock")
# Set virt_use_sanlock
result = process.run("setsebool -P virt_use_sanlock 1", shell=True)
if result.exit_status:
test.error("Failed to set virt_use_sanlock value")
# Update lock_manager in qemu.conf
qemu_config.lock_manager = 'sanlock'
# Update qemu-sanlock.conf.
san_lock_config = LibvirtSanLockConfig()
san_lock_config.user = '******'
san_lock_config.group = 'sanlock'
san_lock_config.host_id = 1
san_lock_config.auto_disk_leases = True
process.run("mkdir -p /var/lib/libvirt/sanlock", shell=True)
san_lock_config.disk_lease_dir = "/var/lib/libvirt/sanlock"
san_lock_config.require_lease_for_disks = False
# Start sanlock service and restart libvirtd to enforce changes.
result = process.run("systemctl start wdmd", shell=True)
if result.exit_status:
test.error("Failed to start wdmd service")
result = process.run("systemctl start sanlock", shell=True)
if result.exit_status:
test.error("Failed to start sanlock service")
utils_libvirtd.Libvirtd().restart()
# Prepare lockspace and lease file for sanlock in order.
sanlock_cmd_dict = OrderedDict()
sanlock_cmd_dict["truncate -s 1M /var/lib/libvirt/sanlock/TEST_LS"] = "Failed to truncate TEST_LS"
sanlock_cmd_dict["sanlock direct init -s TEST_LS:0:/var/lib/libvirt/sanlock/TEST_LS:0"] = "Failed to sanlock direct init TEST_LS:0"
sanlock_cmd_dict["chown sanlock:sanlock /var/lib/libvirt/sanlock/TEST_LS"] = "Failed to chown sanlock TEST_LS"
sanlock_cmd_dict["restorecon -R -v /var/lib/libvirt/sanlock"] = "Failed to restorecon sanlock"
sanlock_cmd_dict["truncate -s 1M /var/lib/libvirt/sanlock/test-disk-resource-lock"] = "Failed to truncate test-disk-resource-lock"
sanlock_cmd_dict["sanlock direct init -r TEST_LS:test-disk-resource-lock:" +
"/var/lib/libvirt/sanlock/test-disk-resource-lock:0"] = "Failed to sanlock direct init test-disk-resource-lock"
sanlock_cmd_dict["chown sanlock:sanlock " +
"/var/lib/libvirt/sanlock/test-disk-resource-lock"] = "Failed to chown test-disk-resource-loc"
sanlock_cmd_dict["sanlock client add_lockspace -s TEST_LS:1:" +
"/var/lib/libvirt/sanlock/TEST_LS:0"] = "Failed to client add_lockspace -s TEST_LS:0"
for sanlock_cmd in sanlock_cmd_dict.keys():
result = process.run(sanlock_cmd, shell=True)
if result.exit_status:
test.error(sanlock_cmd_dict[sanlock_cmd])
# Create one lease device and add it to VM.
san_lock_vmxml = vm_xml.VMXML.new_from_dumpxml(vm_name)
lease_device = Lease()
lease_device.lockspace = 'TEST_LS'
lease_device.key = 'test-disk-resource-lock'
lease_device.target = {'path': '/var/lib/libvirt/sanlock/test-disk-resource-lock'}
san_lock_vmxml.add_device(lease_device)
san_lock_vmxml.sync()
# Install ceph-common package which include rbd command
if utils_package.package_install(["ceph-common"]):
if client_name and client_key:
with open(key_file, 'w') as f:
f.write("[%s]\n\tkey = %s\n" %
(client_name, client_key))
key_opt = "--keyring %s" % key_file
# Create secret xml
sec_xml = secret_xml.SecretXML("no", "no")
sec_xml.usage = auth_type
sec_xml.usage_name = auth_usage
sec_xml.xmltreefile.write()
logging.debug("Secret xml: %s", sec_xml)
ret = virsh.secret_define(sec_xml.xml)
libvirt.check_exit_status(ret)
secret_uuid = re.findall(r".+\S+(\ +\S+)\ +.+\S+",
ret.stdout.strip())[0].lstrip()
logging.debug("Secret uuid %s", secret_uuid)
if secret_uuid is None:
test.error("Failed to get secret uuid")
# Set secret value
auth_key = params.get("auth_key")
ret = virsh.secret_set_value(secret_uuid, auth_key,
**virsh_dargs)
libvirt.check_exit_status(ret)
# Delete the disk if it exists
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} rm "
"{2}".format(mon_host, key_opt, disk_src_name))
process.run(cmd, ignore_status=True, shell=True)
else:
test.error("Failed to install ceph-common")
if disk_src_config:
config_ceph()
disk_path = ("rbd:%s:mon_host=%s" %
(disk_src_name, mon_host))
if auth_user and auth_key:
disk_path += (":id=%s:key=%s" %
(auth_user, auth_key))
targetdev = params.get("disk_target", "vdb")
# To be compatible with create_disk_xml function,
# some parameters need to be updated.
params.update({
"type_name": params.get("disk_type", "network"),
"target_bus": params.get("disk_target_bus"),
"target_dev": targetdev,
"secret_uuid": secret_uuid,
"source_protocol": params.get("disk_source_protocol"),
"source_name": disk_src_name,
"source_host_name": disk_src_host,
"source_host_port": disk_src_port})
# Prepare disk image
if convert_image:
first_disk = vm.get_first_disk_devices()
blk_source = first_disk['source']
# Convert the image to remote storage
disk_cmd = ("rbd -m %s %s info %s 2> /dev/null|| qemu-img convert"
" -O %s %s %s" % (mon_host, key_opt,
disk_src_name, disk_format,
blk_source, disk_path))
process.run(disk_cmd, ignore_status=False, shell=True)
elif create_volume:
vol_params = {"name": vol_name, "capacity": int(vol_cap),
"capacity_unit": vol_cap_unit, "format": disk_format}
create_pool()
create_vol(vol_params)
check_vol(vol_params)
else:
# Create an local image and make FS on it.
disk_cmd = ("qemu-img create -f %s %s 10M && mkfs.ext4 -F %s" %
(disk_format, img_file, img_file))
process.run(disk_cmd, ignore_status=False, shell=True)
# Convert the image to remote storage
disk_cmd = ("rbd -m %s %s info %s 2> /dev/null|| qemu-img convert -O"
" %s %s %s" % (mon_host, key_opt, disk_src_name,
disk_format, img_file, disk_path))
process.run(disk_cmd, ignore_status=False, shell=True)
# Create disk snapshot if needed.
if create_snapshot:
snap_cmd = ("rbd -m %s %s snap create %s@%s" %
(mon_host, key_opt, disk_src_name, snap_name))
process.run(snap_cmd, ignore_status=False, shell=True)
if test_json_pseudo_protocol:
# Create one frontend image with the rbd backing file.
json_str = ('json:{"file.driver":"rbd",'
'"file.filename":"rbd:%s:mon_host=%s"}'
% (disk_src_name, mon_host))
# pass different json string according to the auth config
if auth_user and auth_key:
json_str = ('%s:id=%s:key=%s"}' % (json_str[:-2], auth_user, auth_key))
disk_cmd = ("qemu-img create -f qcow2 -b '%s' %s" %
(json_str, front_end_img_file))
disk_path = front_end_img_file
process.run(disk_cmd, ignore_status=False, shell=True)
# If hot plug, start VM first, and then wait the OS boot.
# Otherwise stop VM if running.
if start_vm:
if vm.is_dead():
vm.start()
vm.wait_for_login().close()
else:
if not vm.is_dead():
vm.destroy()
if attach_device:
if create_volume:
params.update({"source_pool": pool_name})
params.update({"type_name": "volume"})
# No need auth options for volume
if "auth_user" in params:
params.pop("auth_user")
if "auth_type" in params:
params.pop("auth_type")
if "secret_type" in params:
params.pop("secret_type")
if "secret_uuid" in params:
params.pop("secret_uuid")
if "secret_usage" in params:
params.pop("secret_usage")
xml_file = libvirt.create_disk_xml(params)
if additional_guest:
# Copy xml_file for additional guest VM.
shutil.copyfile(xml_file, additional_xml_file)
opts = params.get("attach_option", "")
ret = virsh.attach_device(vm_name, xml_file,
flagstr=opts, debug=True)
libvirt.check_result(ret, skip_if=unsupported_err)
if additional_guest:
# Make sure the additional VM is running
if additional_vm.is_dead():
additional_vm.start()
additional_vm.wait_for_login().close()
ret = virsh.attach_device(guest_name, additional_xml_file,
"", debug=True)
libvirt.check_result(ret, skip_if=unsupported_err)
elif attach_disk:
opts = params.get("attach_option", "")
ret = virsh.attach_disk(vm_name, disk_path,
targetdev, opts)
libvirt.check_result(ret, skip_if=unsupported_err)
elif test_disk_readonly:
params.update({'readonly': "yes"})
xml_file = libvirt.create_disk_xml(params)
opts = params.get("attach_option", "")
ret = virsh.attach_device(vm_name, xml_file,
flagstr=opts, debug=True)
libvirt.check_result(ret, skip_if=unsupported_err)
elif test_disk_internal_snapshot:
xml_file = libvirt.create_disk_xml(params)
opts = params.get("attach_option", "")
ret = virsh.attach_device(vm_name, xml_file,
flagstr=opts, debug=True)
libvirt.check_result(ret, skip_if=unsupported_err)
elif disk_snapshot_with_sanlock:
if vm.is_dead():
vm.start()
snapshot_path = make_snapshot()
if vm.is_alive():
vm.destroy()
elif not create_volume:
libvirt.set_vm_disk(vm, params)
if test_blockcopy:
logging.info("Creating %s...", vm_name)
vmxml_for_test = vm_xml.VMXML.new_from_inactive_dumpxml(vm_name)
if vm.is_alive():
vm.destroy(gracefully=False)
vm.undefine()
if virsh.create(vmxml_for_test.xml, **virsh_dargs).exit_status:
vmxml_backup.define()
test.fail("Can't create the domain")
elif vm.is_dead():
vm.start()
# Wait for vm is running
vm.wait_for_login(timeout=600).close()
if additional_guest:
if additional_vm.is_dead():
additional_vm.start()
# Check qemu command line
if test_qemu_cmd:
check_qemu_cmd()
# Check partitions in vm
if test_vm_parts:
if not check_in_vm(vm, targetdev, old_parts,
read_only=create_snapshot):
test.fail("Failed to check vm partitions")
if additional_guest:
if not check_in_vm(additional_vm, targetdev, old_parts):
test.fail("Failed to check vm partitions")
# Save and restore operation
if test_save_restore:
check_save_restore()
if test_snapshot:
snap_option = params.get("snapshot_option", "")
check_snapshot(snap_option)
if test_blockcopy:
check_blockcopy(targetdev)
if test_disk_readonly:
snap_option = params.get("snapshot_option", "")
check_snapshot(snap_option, 'vdb')
if test_disk_internal_snapshot:
snap_option = params.get("snapshot_option", "")
check_snapshot(snap_option, targetdev)
# Detach the device.
if attach_device:
xml_file = libvirt.create_disk_xml(params)
ret = virsh.detach_device(vm_name, xml_file)
libvirt.check_exit_status(ret)
if additional_guest:
ret = virsh.detach_device(guest_name, xml_file)
libvirt.check_exit_status(ret)
elif attach_disk:
ret = virsh.detach_disk(vm_name, targetdev)
libvirt.check_exit_status(ret)
# Check disk in vm after detachment.
if attach_device or attach_disk:
session = vm.wait_for_login()
new_parts = libvirt.get_parts_list(session)
if len(new_parts) != len(old_parts):
test.fail("Disk still exists in vm"
" after detachment")
session.close()
except virt_vm.VMStartError as details:
for msg in unsupported_err:
if msg in str(details):
test.cancel(str(details))
else:
test.fail("VM failed to start."
"Error: %s" % str(details))
finally:
# Remove /etc/ceph/ceph.conf file if exists.
if os.path.exists('/etc/ceph/ceph.conf'):
os.remove('/etc/ceph/ceph.conf')
# Delete snapshots.
snapshot_lists = virsh.snapshot_list(vm_name)
if len(snapshot_lists) > 0:
libvirt.clean_up_snapshots(vm_name, snapshot_lists)
for snap in snapshot_lists:
virsh.snapshot_delete(vm_name, snap, "--metadata")
# Recover VM.
if vm.is_alive():
vm.destroy(gracefully=False)
if additional_guest:
virsh.remove_domain(guest_name,
"--remove-all-storage",
ignore_stauts=True)
# Remove the snapshot.
if create_snapshot:
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} snap"
" purge {2} && rbd -m {0} {1} rm {2}"
"".format(mon_host, key_opt, disk_src_name))
process.run(cmd, ignore_status=True, shell=True)
elif create_volume:
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} rm {2}"
"".format(mon_host, key_opt, os.path.join(disk_src_pool, cloned_vol_name)))
process.run(cmd, ignore_status=True, shell=True)
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} rm {2}"
"".format(mon_host, key_opt, os.path.join(disk_src_pool, create_from_cloned_volume)))
process.run(cmd, ignore_status=True, shell=True)
clean_up_volume_snapshots()
else:
cmd = ("rbd -m {0} {1} info {2} && rbd -m {0} {1} rm {2}"
"".format(mon_host, key_opt, disk_src_name))
process.run(cmd, ignore_status=True, shell=True)
# Delete tmp files.
if os.path.exists(key_file):
os.remove(key_file)
if os.path.exists(img_file):
os.remove(img_file)
# Clean up volume, pool
if vol_name and vol_name in str(virsh.vol_list(pool_name).stdout):
virsh.vol_delete(vol_name, pool_name)
if pool_name and pool_name in virsh.pool_state_dict():
virsh.pool_destroy(pool_name, **virsh_dargs)
virsh.pool_undefine(pool_name, **virsh_dargs)
# Clean up secret
secret_list = get_secret_list()
if secret_list:
for secret_uuid in secret_list:
virsh.secret_undefine(secret_uuid)
logging.info("Restoring vm...")
vmxml_backup.sync()
if disk_snapshot_with_sanlock:
# Restore virt_use_sanlock setting.
process.run("setsebool -P virt_use_sanlock 0", shell=True)
# Restore qemu config
qemu_config.restore()
utils_libvirtd.Libvirtd().restart()
# Force shutdown sanlock service.
process.run("sanlock client shutdown -f 1", shell=True)
# Clean up lockspace folder
process.run("rm -rf /var/lib/libvirt/sanlock/*", shell=True)
if snapshot_path is not None:
for snapshot in snapshot_path:
if os.path.exists(snapshot):
os.remove(snapshot)