def run(test, params, env):
"""
Test command: virsh iface-edit <interface>
Edit interface start mode in this case.
"""
iface_name = params.get("iface_name", "lo")
status_error = "yes" == params.get("status_error", "no")
if not libvirt.check_iface(iface_name, "exists", "--all"):
raise error.TestError("Interface '%s' not exists" % iface_name)
# get the interface script independent of distro
iface_script = utils_net.get_network_cfg_file(iface_name)
iface_script_bk = os.path.join(test.tmpdir, "iface-%s.bk" % iface_name)
net_iface = utils_net.Interface(name=iface_name)
iface_is_up = net_iface.is_up()
old_ifstart_mode = get_ifstart_mode(iface_name)
if not old_ifstart_mode:
raise error.TestError("Get start mode fail")
if old_ifstart_mode == "onboot":
new_ifstart_mode = "none"
else:
new_ifstart_mode = "onboot"
try:
# Backup interface script
process.run("cp %s %s" % (iface_script, iface_script_bk), shell=True)
# Edit interface
edit_ifstart_mode(iface_name, old_ifstart_mode, new_ifstart_mode)
# Restart interface
if iface_is_up:
net_iface.down()
process.run("ifup %s" % iface_name, shell=True)
after_edit_mode = get_ifstart_mode(iface_name)
if not after_edit_mode:
raise error.TestError("Get start mode fail")
if new_ifstart_mode == after_edit_mode:
logging.debug("Interface start mode change to %s",
new_ifstart_mode)
else:
raise error.TestFail("Unexpect interface start mode: %s" %
after_edit_mode)
finally:
net_iface.down()
process.run("mv %s %s" % (iface_script_bk, iface_script), shell=True)
if iface_is_up:
process.run("ifup %s" % iface_name, shell=True)
def run(test, params, env):
"""
Test command: virsh iface-edit <interface>
Edit interface start mode in this case.
"""
iface_name = params.get("iface_name", "lo")
status_error = "yes" == params.get("status_error", "no")
if not libvirt.check_iface(iface_name, "exists", "--all"):
raise error.TestError("Interface '%s' not exists" % iface_name)
# get the interface script independent of distro
iface_script = utils_net.get_network_cfg_file(iface_name)
iface_script_bk = os.path.join(test.tmpdir, "iface-%s.bk" % iface_name)
net_iface = utils_net.Interface(name=iface_name)
iface_is_up = net_iface.is_up()
old_ifstart_mode = get_ifstart_mode(iface_name)
if not old_ifstart_mode:
raise error.TestError("Get start mode fail")
if old_ifstart_mode == "onboot":
new_ifstart_mode = "none"
else:
new_ifstart_mode = "onboot"
try:
# Backup interface script
process.run("cp %s %s" % (iface_script, iface_script_bk), shell=True)
# Edit interface
edit_ifstart_mode(iface_name, old_ifstart_mode, new_ifstart_mode)
# Restart interface
if iface_is_up:
net_iface.down()
process.run("ifup %s" % iface_name, shell=True)
after_edit_mode = get_ifstart_mode(iface_name)
if not after_edit_mode:
raise error.TestError("Get start mode fail")
if new_ifstart_mode == after_edit_mode:
logging.debug("Interface start mode change to %s", new_ifstart_mode)
else:
raise error.TestFail("Unexpect interface start mode: %s"
% after_edit_mode)
finally:
net_iface.down()
process.run("mv %s %s" % (iface_script_bk, iface_script), shell=True)
if iface_is_up:
process.run("ifup %s" % iface_name, shell=True)
def add_device(pci_num):
global iface_scripts
reference_cmd = params["reference_cmd"]
info_pci_ref = vm.monitor.info("pci")
session = vm.wait_for_serial_login(timeout=timeout)
reference = session.cmd_output(reference_cmd)
active_nics = get_active_network_device(session, nic_filter)
logging.debug("Active nics before hotplug - %s", active_nics)
# Stop the VM monitor and try hot adding SRIOV dev
if params.get("vm_stop", "no") == "yes":
logging.debug("stop the monitor of the VM before hotplug")
vm.pause()
try:
# get function for adding device.
add_function = local_functions["%s_iov" % cmd_type]
except Exception:
test.error("No function for adding sr-iov dev with '%s'" %
cmd_type)
after_add = None
if add_function:
# Do add pci device.
after_add = add_function(pci_num)
try:
# Define a helper function to compare the output
def _new_shown():
output = session.cmd_output(reference_cmd)
return output != reference
# Define a helper function to make sure new nic could get ip.
def _check_ip():
post_nics = get_active_network_device(session, nic_filter)
logging.debug("Active nics after hotplug - %s", post_nics)
return (len(active_nics) <= len(post_nics)
and active_nics != post_nics)
# Define a helper function to catch PCI device string
def _find_pci():
output = session.cmd_output("lspci -nn")
if re.search(vf_filter, output, re.IGNORECASE):
return True
else:
return False
# Resume the VM
if params.get("vm_resume", "no") == "yes":
logging.debug("resuming the VM after hotplug")
vm.resume()
# Reboot the VM
if params.get("vm_reboot", "no") == "yes":
logging.debug("Rebooting the VM after hotplug")
vm.reboot()
session = vm.wait_for_serial_login(timeout=timeout)
error_context.context("Start checking new added device")
# Compare the output of 'info pci'
if after_add == info_pci_ref:
test.fail("No new PCI device shown after executing "
"monitor command: 'info pci'")
secs = int(params["wait_secs_for_hook_up"])
if not utils_misc.wait_for(_new_shown, test_timeout, secs, 3):
test.fail("No new device shown in output of command "
"executed inside the guest: %s" % reference_cmd)
if not utils_misc.wait_for(_find_pci, test_timeout, 3, 3):
test.fail("New add device not found in guest. "
"Command was: lspci -nn")
# Assign static IP to the hotplugged interface
if params.get("assign_static_ip", "no") == "yes":
cmd = "service networking restart"
static_ip = next(ip_gen)
net_mask = params.get("static_net_mask", "255.255.255.0")
broadcast = params.get("static_broadcast", "10.10.10.255")
pci_id = utils_misc.get_pci_id_using_filter(vf_filter, session)
logging.debug("PCIs associated with %s - %s", vf_filter,
', '.join(map(str, pci_id)))
for each_pci in pci_id:
iface_name = utils_misc.get_interface_from_pci_id(
each_pci, session)
logging.debug("Interface associated with PCI %s - %s",
each_pci, iface_name)
mac = session.cmd_output("ethtool -P %s" % iface_name)
mac = mac.split("Permanent address:")[-1].strip()
logging.debug("mac address of %s: %s", iface_name, mac)
# backup the network script for other distros
if "ubuntu" not in vm.get_distro().lower():
cmd = "service network restart"
iface_scripts.append(
utils_net.get_network_cfg_file(iface_name))
if not check_interface(str(iface_name), nic_filter):
utils_net.create_network_script(iface_name,
mac,
boot_proto="static",
net_mask=net_mask,
vm=vm,
ip_addr=static_ip)
status, output = session.cmd_status_output(cmd)
if status:
test.error("Failed to set static ip in guest: "
"%s" % output)
# Test the newly added device
if not utils_misc.wait_for(_check_ip, 120, 3, 3):
ifconfig = session.cmd_output("ifconfig -a")
test.fail("New hotpluged device could not get ip "
"after 120s in guest. guest ifconfig "
"output: \n%s" % ifconfig)
try:
session.cmd(params["pci_test_cmd"] % (pci_num + 1))
except aexpect.ShellError as e:
test.fail("Check device failed after PCI "
"hotplug. Output: %r" % e.output)
except Exception:
pci_del(pci_num, ignore_failure=True)
raise
def add_device(pci_num):
global iface_scripts
reference_cmd = params["reference_cmd"]
info_pci_ref = vm.monitor.info("pci")
session = vm.wait_for_serial_login(timeout=timeout)
reference = session.cmd_output(reference_cmd)
active_nics = get_active_network_device(session, nic_filter)
logging.debug("Active nics before hotplug - %s", active_nics)
# Stop the VM monitor and try hot adding SRIOV dev
if params.get("vm_stop", "no") == "yes":
logging.debug("stop the monitor of the VM before hotplug")
vm.pause()
try:
# get function for adding device.
add_function = local_functions["%s_iov" % cmd_type]
except Exception:
test.error("No function for adding sr-iov dev with '%s'" %
cmd_type)
after_add = None
if add_function:
# Do add pci device.
after_add = add_function(pci_num)
try:
# Define a helper function to compare the output
def _new_shown():
output = session.cmd_output(reference_cmd)
return output != reference
# Define a helper function to make sure new nic could get ip.
def _check_ip():
post_nics = get_active_network_device(session, nic_filter)
logging.debug("Active nics after hotplug - %s", post_nics)
return (len(active_nics) <= len(post_nics) and
active_nics != post_nics)
# Define a helper function to catch PCI device string
def _find_pci():
output = session.cmd_output("lspci -nn")
if re.search(vf_filter, output, re.IGNORECASE):
return True
else:
return False
# Resume the VM
if params.get("vm_resume", "no") == "yes":
logging.debug("resuming the VM after hotplug")
vm.resume()
# Reboot the VM
if params.get("vm_reboot", "no") == "yes":
logging.debug("Rebooting the VM after hotplug")
vm.reboot()
session = vm.wait_for_serial_login(timeout=timeout)
error_context.context("Start checking new added device")
# Compare the output of 'info pci'
if after_add == info_pci_ref:
test.fail("No new PCI device shown after executing "
"monitor command: 'info pci'")
secs = int(params["wait_secs_for_hook_up"])
if not utils_misc.wait_for(_new_shown, test_timeout, secs, 3):
test.fail("No new device shown in output of command "
"executed inside the guest: %s" % reference_cmd)
if not utils_misc.wait_for(_find_pci, test_timeout, 3, 3):
test.fail("New add device not found in guest. "
"Command was: lspci -nn")
# Assign static IP to the hotplugged interface
if params.get("assign_static_ip", "no") == "yes":
cmd = "service networking restart"
static_ip = next(ip_gen)
net_mask = params.get("static_net_mask", "255.255.255.0")
broadcast = params.get("static_broadcast", "10.10.10.255")
pci_id = utils_misc.get_pci_id_using_filter(vf_filter,
session)
logging.debug("PCIs associated with %s - %s", vf_filter,
', '.join(map(str, pci_id)))
for each_pci in pci_id:
iface_name = utils_misc.get_interface_from_pci_id(each_pci,
session)
logging.debug("Interface associated with PCI %s - %s",
each_pci, iface_name)
mac = session.cmd_output("ethtool -P %s" % iface_name)
mac = mac.split("Permanent address:")[-1].strip()
logging.debug("mac address of %s: %s", iface_name, mac)
# backup the network script for other distros
if "ubuntu" not in vm.get_distro().lower():
cmd = "service network restart"
iface_scripts.append(utils_net.get_network_cfg_file(iface_name))
if not check_interface(str(iface_name), nic_filter):
utils_net.create_network_script(iface_name, mac,
boot_proto="static",
net_mask=net_mask,
vm=vm,
ip_addr=static_ip)
status, output = session.cmd_status_output(cmd)
if status:
test.error("Failed to set static ip in guest: "
"%s" % output)
# Test the newly added device
if not utils_misc.wait_for(_check_ip, 120, 3, 3):
ifconfig = session.cmd_output("ifconfig -a")
test.fail("New hotpluged device could not get ip "
"after 120s in guest. guest ifconfig "
"output: \n%s" % ifconfig)
try:
session.cmd(params["pci_test_cmd"] % (pci_num + 1))
except aexpect.ShellError as e:
test.fail("Check device failed after PCI "
"hotplug. Output: %r" % e.output)
except Exception:
pci_del(pci_num, ignore_failure=True)
raise