def __new__(cls):
if cls._XML is None:
cls._XML = virsh.capabilities()
# older python super doesn't work on class objects
return LibvirtXMLBase.__new__(cls)
def run_virsh_capabilities(test, params, env):
"""
Test the command virsh capabilities
(1) Call virsh capabilities
(2) Call virsh capabilities with an unexpected option
(3) Call virsh capabilities with libvirtd service stop
"""
def compare_capabilities_xml(source):
dom = parseString(source)
host = dom.getElementsByTagName('host')[0]
# check that host has a non-empty UUID tag.
uuid = host.getElementsByTagName('uuid')[0]
host_uuid_output = uuid.firstChild.data
logging.info("Host uuid (capabilities_xml):%s", host_uuid_output)
if host_uuid_output == "":
raise error.TestFail("The host uuid in capabilities_xml is none!")
# check the host arch.
arch = host.getElementsByTagName('arch')[0]
host_arch_output = arch.firstChild.data
logging.info("Host arch (capabilities_xml):%s", host_arch_output)
cmd_result = utils.run("arch", ignore_status=True)
if cmp(host_arch_output, cmd_result.stdout.strip()) != 0:
raise error.TestFail("The host arch in capabilities_xml is wrong!")
# check the host cpus num.
cpus = dom.getElementsByTagName('cpus')[0]
host_cpus_output = cpus.getAttribute('num')
logging.info("Host cpus num (capabilities_xml):%s",
host_cpus_output)
cmd = "less /proc/cpuinfo | grep processor | wc -l"
cmd_result = utils.run(cmd, ignore_status=True)
if cmp(host_cpus_output, cmd_result.stdout.strip()) != 0:
raise error.TestFail("Host cpus num (capabilities_xml) is "
"wrong")
# check the arch of guest supported.
cmd = "/usr/libexec/qemu-kvm --cpu ? | grep qemu"
cmd_result = utils.run(cmd, ignore_status=True)
guest_wordsize_array = dom.getElementsByTagName('wordsize')
length = len(guest_wordsize_array)
for i in range(length):
element = guest_wordsize_array[i]
guest_wordsize = element.firstChild.data
logging.info("Arch of guest supported (capabilities_xml):%s",
guest_wordsize)
if not re.search(guest_wordsize, cmd_result.stdout.strip()):
raise error.TestFail("The capabilities_xml gives an extra arch "
"of guest to support!")
# check the type of hyperviosr.
guest_domain_type = dom.getElementsByTagName('domain')[0]
guest_domain_type_output = guest_domain_type.getAttribute('type')
logging.info("Hypervisor (capabilities_xml):%s",
guest_domain_type_output)
cmd_result = utils.run("virsh uri", ignore_status=True)
if not re.search(guest_domain_type_output, cmd_result.stdout.strip()):
raise error.TestFail("The capabilities_xml gives an different "
"hypervisor")
connect_uri = libvirt_vm.normalize_connect_uri( params.get("connect_uri",
"default") )
# Prepare libvirtd service
if params.has_key("libvirtd"):
libvirtd = params.get("libvirtd")
if libvirtd == "off":
libvirt_vm.service_libvirtd_control("stop")
# Run test case
option = params.get("virsh_cap_options")
try:
output = virsh.capabilities(option, uri=connect_uri,
ignore_status=False, debug=True)
status = 0 # good
except error.CmdError:
status = 1 # bad
output = ''
# Recover libvirtd service start
if libvirtd == "off":
libvirt_vm.service_libvirtd_control("start")
# Check status_error
status_error = params.get("status_error")
if status_error == "yes":
if status == 0:
if libvirtd == "off":
raise error.TestFail("Command 'virsh capabilities' succeeded "
"with libvirtd service stopped, incorrect")
else:
raise error.TestFail("Command 'virsh capabilities %s' succeeded "
"(incorrect command)" % option)
elif status_error == "no":
compare_capabilities_xml(output)
if status != 0:
raise error.TestFail("Command 'virsh capabilities %s' failed "
"(correct command)" % option)
def run_virsh_capabilities(test, params, env):
"""
Test the command virsh capabilities
(1) Call virsh capabilities
(2) Call virsh capabilities with an unexpected option
(3) Call virsh capabilities with libvirtd service stop
"""
def compare_capabilities_xml(source):
dom = parseString(source)
host = dom.getElementsByTagName('host')[0]
# check that host has a non-empty UUID tag.
uuid = host.getElementsByTagName('uuid')[0]
host_uuid_output = uuid.firstChild.data
logging.info("Host uuid (capabilities_xml):%s", host_uuid_output)
if host_uuid_output == "":
raise error.TestFail("The host uuid in capabilities_xml is none!")
# check the host arch.
arch = host.getElementsByTagName('arch')[0]
host_arch_output = arch.firstChild.data
logging.info("Host arch (capabilities_xml):%s", host_arch_output)
cmd_result = utils.run("arch", ignore_status=True)
if cmp(host_arch_output, cmd_result.stdout.strip()) != 0:
raise error.TestFail("The host arch in capabilities_xml is wrong!")
# check the host cpus num.
cpus = dom.getElementsByTagName('cpus')[0]
host_cpus_output = cpus.getAttribute('num')
logging.info("Host cpus num (capabilities_xml):%s", host_cpus_output)
cmd = "less /proc/cpuinfo | grep processor | wc -l"
cmd_result = utils.run(cmd, ignore_status=True)
if cmp(host_cpus_output, cmd_result.stdout.strip()) != 0:
raise error.TestFail("Host cpus num (capabilities_xml) is "
"wrong")
# check the arch of guest supported.
cmd = "/usr/libexec/qemu-kvm --cpu ? | grep qemu"
cmd_result = utils.run(cmd, ignore_status=True)
guest_wordsize_array = dom.getElementsByTagName('wordsize')
length = len(guest_wordsize_array)
for i in range(length):
element = guest_wordsize_array[i]
guest_wordsize = element.firstChild.data
logging.info("Arch of guest supported (capabilities_xml):%s",
guest_wordsize)
if not re.search(guest_wordsize, cmd_result.stdout.strip()):
raise error.TestFail(
"The capabilities_xml gives an extra arch "
"of guest to support!")
# check the type of hyperviosr.
guest_domain_type = dom.getElementsByTagName('domain')[0]
guest_domain_type_output = guest_domain_type.getAttribute('type')
logging.info("Hypervisor (capabilities_xml):%s",
guest_domain_type_output)
cmd_result = utils.run("virsh uri", ignore_status=True)
if not re.search(guest_domain_type_output, cmd_result.stdout.strip()):
raise error.TestFail("The capabilities_xml gives an different "
"hypervisor")
connect_uri = libvirt_vm.normalize_connect_uri(
params.get("connect_uri", "default"))
# Prepare libvirtd service
if params.has_key("libvirtd"):
libvirtd = params.get("libvirtd")
if libvirtd == "off":
libvirt_vm.service_libvirtd_control("stop")
# Run test case
option = params.get("virsh_cap_options")
try:
output = virsh.capabilities(option,
uri=connect_uri,
ignore_status=False,
debug=True)
status = 0 # good
except error.CmdError:
status = 1 # bad
output = ''
# Recover libvirtd service start
if libvirtd == "off":
libvirt_vm.service_libvirtd_control("start")
# Check status_error
status_error = params.get("status_error")
if status_error == "yes":
if status == 0:
if libvirtd == "off":
raise error.TestFail(
"Command 'virsh capabilities' succeeded "
"with libvirtd service stopped, incorrect")
else:
raise error.TestFail(
"Command 'virsh capabilities %s' succeeded "
"(incorrect command)" % option)
elif status_error == "no":
compare_capabilities_xml(output)
if status != 0:
raise error.TestFail("Command 'virsh capabilities %s' failed "
"(correct command)" % option)
def __new__(cls):
if cls._XML is None:
cls._XML = virsh.capabilities()
# older python super doesn't work on class objects
return LibvirtXMLBase.__new__(cls)
