mirror of
https://github.com/CumulusNetworks/ifupdown2.git
synced 2024-05-06 15:54:50 +00:00
134 lines
5.1 KiB
Python
134 lines
5.1 KiB
Python
#!/usr/bin/python
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#
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# Copyright 2014 Cumulus Networks, Inc. All rights reserved.
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# Author: Roopa Prabhu, roopa@cumulusnetworks.com
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#
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try:
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from ipaddr import IPNetwork
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from sets import Set
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from ifupdown.iface import *
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from ifupdownaddons.modulebase import moduleBase
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from ifupdownaddons.iproute2 import iproute2
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except ImportError, e:
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raise ImportError (str(e) + "- required module not found")
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class ethtool(moduleBase):
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""" ifupdown2 addon module to configure ethtool attributes """
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_modinfo = {'mhelp' : 'ethtool configuration module for interfaces',
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'attrs': {
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'link-speed' :
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{'help' : 'set link speed',
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'example' : ['link-speed 1000']},
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'link-duplex' :
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{'help': 'set link duplex',
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'example' : ['link-duplex full'],
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'validvals' : ['half', 'full'],
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'default' : 'half'},
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'link-autoneg' :
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{'help': 'set autonegotiation',
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'example' : ['link-autoneg on'],
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'validvals' : ['on', 'off'],
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'default' : 'off'}}}
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def __init__(self, *args, **kargs):
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moduleBase.__init__(self, *args, **kargs)
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self.ipcmd = None
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def _post_up(self, ifaceobj):
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if not self.ipcmd.link_exists(ifaceobj.name):
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return
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cmd = ''
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attrval = ifaceobj.get_attr_value_first('link-speed')
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if attrval:
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cmd += ' speed %s' %attrval
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attrval = ifaceobj.get_attr_value_first('link-duplex')
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if attrval:
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cmd += ' duplex %s' %attrval
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attrval = ifaceobj.get_attr_value_first('link-autoneg')
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if attrval:
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cmd += ' autoneg %s' %attrval
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if cmd:
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try:
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cmd = 'ethtool -s %s %s' %(ifaceobj.name, cmd)
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self.exec_command(cmd)
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except Exception, e:
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ifaceobj.status = ifaceStatus.ERROR
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self.log_warn('%s: %s' %(ifaceobj.name, str(e)))
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def _query_check(self, ifaceobj, ifaceobjcurr):
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"""
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Advertised auto-negotiation: No
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Speed: 1000Mb/s
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Duplex: Full"""
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ethtool_attrs = self.dict_key_subset(ifaceobj.config,
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self.get_mod_attrs())
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if not ethtool_attrs:
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return
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try:
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speed = ifaceobj.get_attr_value_first('link-speed')
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if speed:
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running_speed = self.read_file_oneline(
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'/sys/class/net/%s/speed' %ifaceobj.name)
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if running_speed and running_speed != speed:
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ifaceobjcurr.update_config_with_status('link-speed',
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running_speed, 1)
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else:
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ifaceobjcurr.update_config_with_status('link-speed',
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running_speed, 0)
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duplex = ifaceobj.get_attr_value_first('link-duplex')
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if duplex:
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running_duplex = self.read_file_oneline(
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'/sys/class/net/%s/duplex' %ifaceobj.name)
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if running_duplex and running_duplex != duplex:
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ifaceobjcurr.update_config_with_status('link-duplex',
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running_duplex, 1)
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else:
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ifaceobjcurr.update_config_with_status('link-duplex',
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running_duplex, 0)
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except Exception:
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pass
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return
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def _query_running(self, ifaceobjrunning):
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return
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_run_ops = {'post-up' : _post_up,
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'query-checkcurr' : _query_check,
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'query-running' : _query_running }
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def get_ops(self):
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""" returns list of ops supported by this module """
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return self._run_ops.keys()
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def _init_command_handlers(self):
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if not self.ipcmd:
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self.ipcmd = iproute2(**self.get_flags())
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def run(self, ifaceobj, operation, query_ifaceobj=None, **extra_args):
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""" run ethtool configuration on the interface object passed as
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argument
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Args:
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**ifaceobj** (object): iface object
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**operation** (str): any of 'post-up', 'query-checkcurr',
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'query-running'
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Kwargs:
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**query_ifaceobj** (object): query check ifaceobject. This is only
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valid when op is 'query-checkcurr'. It is an object same as
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ifaceobj, but contains running attribute values and its config
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status. The modules can use it to return queried running state
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of interfaces. status is success if the running state is same
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as user required state in ifaceobj. error otherwise.
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"""
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op_handler = self._run_ops.get(operation)
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if not op_handler:
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return
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self._init_command_handlers()
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if operation == 'query-checkcurr':
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op_handler(self, ifaceobj, query_ifaceobj)
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else:
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op_handler(self, ifaceobj)
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