def set_vf_rate(self, vf_index, rate):
"""sets vf rate.
@param vf_index: vf index
@param rate: tx rate
"""
try:
self._execute(
'', "link",
("set", self.dev_name, "vf", str(vf_index), "rate", rate),
self.root_helper)
except Exception as e:
LOG.exception(_("Failed executing ip command"))
raise exc.IpCommandError(dev_name=self.dev_name, reason=str(e))
def set_vf_state(self, vf_index, state):
"""sets vf state.
@param vf_index: vf index
@param state: required state {True/False}
"""
status_str = self.LinkState.ENABLE if state else \
self.LinkState.DISABLE
try:
self._as_root([], "link", ("set", self.dev_name, "vf",
str(vf_index), "state", status_str))
except Exception as e:
LOG.exception(_LE("Failed executing ip command"))
raise exc.IpCommandError(dev_name=self.dev_name,
reason=e)
def get_assigned_macs(self, vf_list):
"""Get assigned mac addresses for vf list.
@param vf_list: list of vf indexes
@return: list of assigned mac addresses
"""
try:
out = self._as_root([], "link", ("show", self.dev_name))
except Exception as e:
LOG.exception(_LE("Failed executing ip command"))
raise exc.IpCommandError(dev_name=self.dev_name,
reason=e)
vf_lines = self._get_vf_link_show(vf_list, out)
vf_details_list = []
if vf_lines:
for vf_line in vf_lines:
vf_details = self._parse_vf_link_show(vf_line)
if vf_details:
vf_details_list.append(vf_details)
return [details.get("MAC") for details in vf_details_list]
def get_vf_state(self, vf_index):
"""Get vf state {True/False}
@param vf_index: vf index
@todo: Handle "auto" state
"""
try:
out = self._execute('', "link", ("show", self.dev_name),
self.root_helper)
except Exception as e:
LOG.exception(_("Failed executing ip command"))
raise exc.IpCommandError(dev_name=self.dev_name, reason=str(e))
vf_lines = self._get_vf_link_show([vf_index], out)
if vf_lines:
vf_details = self._parse_vf_link_show(vf_lines[0])
if vf_details:
state = vf_details.get("link-state", self.LinkState.DISABLE)
if state != self.LinkState.DISABLE:
return True
return False
def get_vf_rate(self, vf_index):
"""Get vf tx rate
@param vf_index: vf index
"""
try:
out = self._execute('', "link", ("show", self.dev_name),
self.root_helper)
except Exception as e:
LOG.exception(_("Failed executing ip command"))
raise exc.IpCommandError(dev_name=self.dev_name, reason=str(e))
vf_lines = self._get_vf_link_show([vf_index], out)
if vf_lines:
vf_details = self._parse_vf_link_show(vf_lines[0])
rate = None
if vf_details:
rate = vf_details.get("rate", None)
if rate:
return True
return False
