def del_iothread(vm_name, iothread_del_id_list):
"""
Delete iothread from the vm
:param vm_name: vm name
:param iothread_del_id_list: list, iothread id list to delete
"""
for one_iothread in iothread_del_id_list:
virsh.iothreaddel(vm_name,
one_iothread,
"",
ignore_status=False,
debug=True)
def exec_iothreaddel():
"""
Run "virsh iothreaddel" and check if xml is updated correctly
:raise: test.fail if virsh command failed
"""
logging.debug("doing iothread del")
result = virsh.iothreaddel(vm_name,
iothreaddel,
debug=True,
ignore_status=True)
libvirt.check_exit_status(result, status_error)
if not status_error:
update_expected_iothreadinfo(exp_iothread_info, iothreaddel, "del")
xml_info = vm_xml.VMXML.new_from_dumpxml(vm_name)
try:
iothreads = xml_info.iothreadids.iothread
except LibvirtXMLNotFoundError:
logging.debug("No iothreadids in xml")
else:
if iothreaddel in iothreads:
test.fail(
"The iothread id {} is not removed from xml.".format(
iothreaddel))
else:
if err_msg:
libvirt.check_result(result, err_msg)
def delete_busy_iothread(vm_name):
"""
Attempt to delete a busy iothread disk.
"""
thread_id = params.get("virt_disk_thread_id", "--id 2")
ret = virsh.iothreaddel(vm_name, thread_id)
iothread_error = True
disk_errors = \
params.get("virt_disk_iothread_in_use_error")
libvirt.check_exit_status(ret, iothread_error)
libvirt.check_result(ret, expected_fails=disk_errors)
def run(test, params, env):
"""
Test command: virsh iothreaddel.
The command can change the number of iothread.
1.Prepare test environment,destroy or suspend a VM.
2.Perform virsh iothreaddel operation.
3.Recover test environment.
4.Confirm the test result.
"""
vm_name = params.get("main_vm")
vm = env.get_vm(vm_name)
pre_vm_state = params.get("iothread_pre_vm_state")
command = params.get("iothread_command", "iothreaddel")
options = params.get("iothread_options")
vm_ref = params.get("iothread_vm_ref", "name")
iothreads = params.get("iothreads", 4)
iothread_id = params.get("iothread_id", "6")
status_error = "yes" == params.get("status_error")
iothreadids = params.get("iothreadids")
iothreadpins = params.get("iothreadpins")
try:
iothreads = int(iothreads)
except ValueError:
# 'iothreads' may not invalid number in negative tests
logging.debug("Can't convert %s to integer type", iothreads)
# Save original configuration
vmxml = vm_xml.VMXML.new_from_inactive_dumpxml(vm_name)
orig_config_xml = vmxml.copy()
try:
if vm.is_alive():
vm.destroy()
option_list = options.split(" ")
for item in option_list:
if virsh.has_command_help_match(command, item) is None:
raise exceptions.TestSkipError("The current libvirt version"
" doesn't support '%s' option" %
item)
# Set iothreads first
if iothreadids:
ids_xml = vm_xml.VMIothreadidsXML()
ids_xml.iothread = iothreadids.split()
vmxml.iothreadids = ids_xml
if iothreadpins:
cputune_xml = vm_xml.VMCPUTuneXML()
io_pins = []
for pins in iothreadpins.split():
thread, cpuset = pins.split(':')
io_pins.append({"iothread": thread, "cpuset": cpuset})
cputune_xml.iothreadpins = io_pins
vmxml.cputune = cputune_xml
vmxml.iothreads = iothreads
logging.debug("Pre-test xml is %s", vmxml)
vmxml.sync()
# Restart, unless that's not our test
if not vm.is_alive():
vm.start()
vm.wait_for_login()
domid = vm.get_id() # only valid for running
domuuid = vm.get_uuid()
if pre_vm_state == "shut off" and vm.is_alive():
vm.destroy()
# Run test
if vm_ref == "name":
dom_option = vm_name
elif vm_ref == "id":
dom_option = domid
elif vm_ref == "uuid":
dom_option = domuuid
else:
dom_option = vm_ref
ret = virsh.iothreaddel(dom_option,
iothread_id,
options,
ignore_status=True,
debug=True)
libvirt.check_exit_status(ret, status_error)
if status_error:
# Check domainxml
iothread_info = get_xmlinfo(vm_name, options)
logging.debug("iothreadinfo: %s", iothread_info)
if iothread_id in iothread_info:
raise exceptions.TestFail(
"Failed to add iothread %s in domain xml", iothread_id)
# Check iothreadinfo by virsh command
iothread_info = libvirt.get_iothreadsinfo(dom_option, options)
logging.debug("iothreadinfo: %s", iothread_info)
if iothread_info.has_key(iothread_id):
raise exceptions.TestFail("Failed to add iothread %s",
iothread_id)
finally:
# Cleanup
if vm.is_alive():
vm.destroy()
orig_config_xml.sync()
def run(test, params, env):
"""
Test command: virsh iothreaddel.
The command can change the number of iothread.
1.Prepare test environment,destroy or suspend a VM.
2.Perform virsh iothreaddel operation.
3.Recover test environment.
4.Confirm the test result.
"""
vm_name = params.get("main_vm")
vm = env.get_vm(vm_name)
pre_vm_state = params.get("iothread_pre_vm_state")
command = params.get("iothread_command", "iothreaddel")
options = params.get("iothread_options")
vm_ref = params.get("iothread_vm_ref", "name")
iothreads = params.get("iothreads", 4)
iothread_id = params.get("iothread_id", "6")
status_error = "yes" == params.get("status_error")
iothreadids = params.get("iothreadids")
iothreadpins = params.get("iothreadpins")
try:
iothreads = int(iothreads)
except ValueError:
# 'iothreads' may not invalid number in negative tests
logging.debug("Can't convert %s to integer type", iothreads)
# Save original configuration
vmxml = vm_xml.VMXML.new_from_inactive_dumpxml(vm_name)
orig_config_xml = vmxml.copy()
try:
if vm.is_alive():
vm.destroy()
option_list = options.split(" ")
for item in option_list:
if virsh.has_command_help_match(command, item) is None:
raise exceptions.TestSkipError("The current libvirt version"
" doesn't support '%s' option"
% item)
# Set iothreads first
if iothreadids:
ids_xml = vm_xml.VMIothreadidsXML()
ids_xml.iothread = iothreadids.split()
vmxml.iothreadids = ids_xml
if iothreadpins:
cputune_xml = vm_xml.VMCPUTuneXML()
io_pins = []
for pins in iothreadpins.split():
thread, cpuset = pins.split(':')
io_pins.append({"iothread": thread,
"cpuset": cpuset})
cputune_xml.iothreadpins = io_pins
vmxml.cputune = cputune_xml
vmxml.iothreads = iothreads
logging.debug("Pre-test xml is %s", vmxml)
vmxml.sync()
# Restart, unless that's not our test
if not vm.is_alive():
vm.start()
vm.wait_for_login()
domid = vm.get_id() # only valid for running
domuuid = vm.get_uuid()
if pre_vm_state == "shut off" and vm.is_alive():
vm.destroy()
# Run test
if vm_ref == "name":
dom_option = vm_name
elif vm_ref == "id":
dom_option = domid
elif vm_ref == "uuid":
dom_option = domuuid
else:
dom_option = vm_ref
ret = virsh.iothreaddel(dom_option, iothread_id, options,
ignore_status=True, debug=True)
libvirt.check_exit_status(ret, status_error)
if status_error:
# Check domainxml
iothread_info = get_xmlinfo(vm_name, options)
logging.debug("iothreadinfo: %s", iothread_info)
if iothread_id in iothread_info:
raise exceptions.TestFail("Failed to add iothread %s in domain xml",
iothread_id)
# Check iothreadinfo by virsh command
iothread_info = libvirt.get_iothreadsinfo(dom_option, options)
logging.debug("iothreadinfo: %s", iothread_info)
if iothread_info.has_key(iothread_id):
raise exceptions.TestFail("Failed to add iothread %s", iothread_id)
finally:
# Cleanup
if vm.is_alive():
vm.destroy()
orig_config_xml.sync()