/opt/imh-python/lib/python3.9/site-packages/pyroute2/netlink/rtnl/tcmsg
Edit: /opt/imh-python/lib/python3.9/site-packages/pyroute2/netlink/rtnl/tcmsg/sched_hfsc.py (2353B)
'''
hfsc
++++
Simple HFSC example::
eth0 = ip.get_links(ifname="eth0")[0]
ip.tc("add", "hfsc", eth0,
handle="1:",
default="1:1")
ip.tc("add-class", "hfsc", eth0,
handle="1:1",
parent="1:0"
rsc={"m2": "5mbit"})
HFSC curve nla types:
* `rsc`: real-time curve
* `fsc`: link-share curve
* `usc`: upper-limit curve
'''
from pyroute2.netlink import nla
from pyroute2.netlink.rtnl import RTM_DELQDISC, RTM_NEWQDISC, TC_H_ROOT
from pyroute2.netlink.rtnl.tcmsg.common import get_rate, get_time
from pyroute2.netlink.rtnl.tcmsg.common import stats2 as c_stats2
parent = TC_H_ROOT
def get_parameters(kwarg):
defcls = kwarg.get('default', kwarg.get('defcls', 0x10))
defcls &= 0xFFFF
return {'defcls': defcls}
def get_class_parameters(kwarg):
ret = {'attrs': []}
for key in ('rsc', 'fsc', 'usc'):
if key in kwarg:
ret['attrs'].append(
[
'TCA_HFSC_%s' % key.upper(),
{
'm1': get_rate(kwarg[key].get('m1', 0)),
'd': get_time(kwarg[key].get('d', 0)),
'm2': get_rate(kwarg[key].get('m2', 0)),
},
]
)
return ret
class options_hfsc(nla):
fields = (('defcls', 'H'),) # default class
class options_hfsc_class(nla):
nla_map = (
('TCA_HFSC_UNSPEC', 'none'),
('TCA_HFSC_RSC', 'hfsc_curve'), # real-time curve
('TCA_HFSC_FSC', 'hfsc_curve'), # link-share curve
('TCA_HFSC_USC', 'hfsc_curve'),
) # upper-limit curve
class hfsc_curve(nla):
fields = (
('m1', 'I'), # slope of the first segment in bps
('d', 'I'), # x-projection of the first segment in us
('m2', 'I'),
) # slope of the second segment in bps
def options(msg, *argv, **kwarg):
if msg['header']['type'] in (RTM_NEWQDISC, RTM_DELQDISC):
return options_hfsc
else:
return options_hfsc_class
class stats2(c_stats2):
class stats_app(nla):
fields = (
('work', 'Q'), # total work done
('rtwork', 'Q'), # total work done by real-time criteria
('period', 'I'), # current period
('level', 'I'),
) # class level in hierarchy