def find_pf(driver, session=None):
"""
Check if available PF exists to test
:param driver: The driver name, for example "ixgbe"
:param session: The session object to the host
:raise: exceptions.TestError when no pf found
:return: (interface name, pf device)
"""
driver_dir = "/sys/bus/pci/drivers/%s" % driver
cmd = "ls -d %s/000*" % driver_dir
s_, output = utils_misc.cmd_status_output(cmd,
shell=True,
ignore_status=False,
session=session)
runner = None
if session:
runner = session.cmd
pf_tmp = ()
pf_devices = output.splitlines()
for pf in pf_devices:
cmd = "ls %s/net" % pf
s_, tpm_iface_name = utils_misc.cmd_status_output(cmd,
shell=True,
ignore_status=False,
session=session)
if (utils_net.get_net_if_operstate(tpm_iface_name.strip(),
runner=runner) == "up"):
pf_tmp = (tpm_iface_name.strip(), pf.strip().split('/')[-1])
break
if not pf_tmp:
raise exceptions.TestError("NO available pf found.")
return pf_tmp
def find_pf():
pci_address = ""
for pci in pci_dirs:
temp_iface_name = os.listdir("%s/net" % pci)[0]
operstate = utils_net.get_net_if_operstate(temp_iface_name)
if operstate == "up":
pf_iface_name = temp_iface_name
pci_address = pci
break
if pci_address == "":
return False
else:
return pci_address
def find_pf():
pci_address = ""
for pci in pci_dirs:
temp_iface_name = os.listdir("%s/net" % pci)[0]
operstate = utils_net.get_net_if_operstate(temp_iface_name)
if operstate == "up":
pf_iface_name = temp_iface_name
pci_address = pci
break
if pci_address == "":
return False
else:
return pci_address
def operstate_check(session, expect_status, guest_ifname=""):
"""
Check Guest interface operstate
"""
if params.get("os_type") == "linux":
if_operstate = utils_net.get_net_if_operstate(guest_ifname, session.cmd_output_safe)
else:
if_operstate = utils_net.get_windows_nic_attribute(
session, "macaddress", vm.get_mac_address(), "netconnectionstatus"
)
if if_operstate != expect_status:
err_msg = "Guest interface %s status error, " % guest_ifname
err_msg = "currently interface status is '%s', " % if_operstate
err_msg += "but expect status is '%s'" % expect_status
raise error.TestFail(err_msg)
logging.info("Guest interface operstate '%s' is exactly as expected" % if_operstate)
def operstate_check(session, expect_status, guest_ifname=""):
"""
Check Guest interface operstate
"""
if params.get("os_type") == "linux":
if_operstate = utils_net.get_net_if_operstate(
guest_ifname, session.cmd)
else:
if_operstate = utils_net.get_windows_nic_attribute(
session, "macaddress", vm.get_mac_address(),
"netconnectionstatus")
if if_operstate != expect_status:
err_msg = "Guest interface %s status error, " % guest_ifname
err_msg = "currently interface status is '%s', " % if_operstate
err_msg += "but expect status is '%s'" % expect_status
raise error.TestFail(err_msg)
logging.info("Guest interface operstate '%s' is exactly as expected" %
if_operstate)
def get_pf_info(session=None):
"""
Get PFs information
:param session: The session object to the host
:raise: exceptions.TestError when command fails
:return: dict, pfs' info.
eg. {'3b:00.0': {'driver': 'ixgbe', 'pci_id': '0000:3b:00.0',
'iface': 'ens1f0', 'status': 'up'},
'3b:00.1': {'driver': 'ixgbe', 'pci_id': '0000:3b:00.1',
'iface': 'ens1f1', 'status': 'down'}}
"""
pf_info = {}
status, output = utils_misc.cmd_status_output(
"lspci |awk '/Ethernet/ {print $1}'", shell=True)
if status or not output:
raise exceptions.TestError(
"Unable to get Ethernet controllers. status: %s,"
"stdout: %s." % (status, output))
for pci in output.split():
_, output = utils_misc.cmd_status_output("lspci -v -s %s" % pci,
shell=True)
if re.search("SR-IOV", output):
pf_driver = re.search('driver in use: (.*)', output)[1]
tmp_info = {'driver': pf_driver, 'pci_id': '0000:%s' % pci}
iface_name = get_iface_name('0000:%s' % pci, session=session)
runner = None if not session else session.cmd
tmp_info.update({
'iface':
iface_name.strip(),
'status':
utils_net.get_net_if_operstate(iface_name.strip(),
runner=runner)
})
pf_info.update({pci: tmp_info})
LOG.debug("PF info: %s.", pf_info)
return pf_info
def guest_interface_operstate_check(expect_status, guest_ifname=""):
"""
Check Guest interface operstate
"""
session = vm.wait_for_serial_login()
os_type = params.get("os_type")
if os_type == "linux":
if_operstate = utils_net.get_net_if_operstate(guest_ifname,
session.cmd)
else:
if_operstate = utils_net.get_windows_nic_attribute(session,
"macaddress", vm.get_mac_address(), "netconnectionstatus")
session.close()
if if_operstate != expect_status:
err_msg = "Guest interface %s status error, " % guest_ifname
err_msg = "currently interface status is '%s', " % if_operstate
err_msg += "but expect status is '%s'" % expect_status
raise error.TestError(err_msg)
logging.info("Guest interface operstate '%s' is exactly as expected" %
if_operstate)
