mirror of
https://github.com/CumulusNetworks/ifupdown2.git
synced 2024-05-06 15:54:50 +00:00
f82758bf2c
tree to external This also combines python-ifupdown2 and python-ifupdown2-addons package into a single python-ifupdown2 package
159 lines
6.6 KiB
Python
159 lines
6.6 KiB
Python
#!/usr/bin/python
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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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import ifupdown.rtnetlink_api as rtnetlink_api
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import logging
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from sets import Set
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class vxlan(moduleBase):
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_modinfo = {'mhelp' : 'vxlan module configures vxlan interfaces.',
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'attrs' : {
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'vxlan-id' :
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{'help' : 'vxlan id',
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'required' : True,
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'example': ['vxlan-id 100']},
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'vxlan-local-tunnelip' :
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{'help' : 'vxlan local tunnel ip',
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'example': ['vxlan-local-tunnelip 172.16.20.103']},
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'vxlan-svcnodeip' :
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{'help' : 'vxlan id',
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'example': ['vxlan-svcnodeip 172.16.22.125']},
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'vxlan-peernodeip' :
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{'help' : 'vxlan peer node ip',
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'example': ['vxlan-peernodeip 172.16.22.127']},
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'vxlan-learning' :
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{'help' : 'vxlan learning on/off',
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'example': ['vxlan-learning off'],
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'default': 'on'},
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}}
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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 _is_vxlan_device(self, ifaceobj):
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if ifaceobj.get_attr_value_first('vxlan-id'):
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return True
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return False
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def _up(self, ifaceobj):
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vxlanid = ifaceobj.get_attr_value_first('vxlan-id')
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if vxlanid:
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self.ipcmd.link_create_vxlan(ifaceobj.name, vxlanid,
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localtunnelip=ifaceobj.get_attr_value_first('vxlan-local-tunnelip'),
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svcnodeips=ifaceobj.get_attr_value('vxlan-svcnodeip'),
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peernodeips=ifaceobj.get_attr_value('vxlan-peernodeip'),
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learning=ifaceobj.get_attr_value_first('vxlan-learning'))
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if ifaceobj.addr_method == 'manual':
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rtnetlink_api.rtnl_api.link_set(ifaceobj.name, "up")
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def _down(self, ifaceobj):
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try:
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self.ipcmd.link_delete(ifaceobj.name)
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except Exception, e:
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self.log_warn(str(e))
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def _query_check_n_update(self, ifaceobjcurr, attrname, attrval,
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running_attrval):
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if running_attrval and attrval == running_attrval:
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ifaceobjcurr.update_config_with_status(attrname, attrval, 0)
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else:
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ifaceobjcurr.update_config_with_status(attrname, running_attrval, 1)
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def _query_check_n_update_addresses(self, ifaceobjcurr, attrname,
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addresses, running_addresses):
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if addresses:
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for a in addresses:
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if a in running_addresses:
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ifaceobjcurr.update_config_with_status(attrname, a, 0)
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else:
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ifaceobjcurr.update_config_with_status(attrname, a, 1)
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running_addresses = Set(running_addresses).difference(
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Set(addresses))
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[ifaceobjcurr.update_config_with_status(attrname, a, 1)
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for a in running_addresses]
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def _query_check(self, ifaceobj, ifaceobjcurr):
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if not self.ipcmd.link_exists(ifaceobj.name):
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return
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# Update vxlan object
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vxlanattrs = self.ipcmd.get_vxlandev_attrs(ifaceobj.name)
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if not vxlanattrs:
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ifaceobjcurr.check_n_update_config_with_status_many(ifaceobj,
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self.get_mod_attrs(), -1)
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return
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self._query_check_n_update(ifaceobjcurr, 'vxlan-id',
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ifaceobj.get_attr_value_first('vxlan-id'),
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vxlanattrs.get('vxlanid'))
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self._query_check_n_update(ifaceobjcurr, 'vxlan-local-tunnelip',
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ifaceobj.get_attr_value_first('vxlan-local-tunnelip'),
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vxlanattrs.get('local'))
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self._query_check_n_update_addresses(ifaceobjcurr, 'vxlan-svcnodeip',
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ifaceobj.get_attr_value('vxlan-svcnodeip'),
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vxlanattrs.get('svcnode', []))
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self._query_check_n_update_addresses(ifaceobjcurr, 'vxlan-peernodeip',
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ifaceobj.get_attr_value('vxlan-peernodeip'),
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vxlanattrs.get('peernode', []))
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learning = ifaceobj.get_attr_value_first('vxlan-learning')
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running_learning = vxlanattrs.get('learning')
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if learning == running_learning:
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ifaceobjcurr.update_config_with_status('vxlan-learning',
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running_learning, 0)
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else:
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ifaceobjcurr.update_config_with_status('vxlan-learning',
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running_learning, 1)
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def _query_running(self, ifaceobjrunning):
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vxlanattrs = self.ipcmd.get_vxlandev_attrs(ifaceobjrunning.name)
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if not vxlanattrs:
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return
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attrval = vxlanattrs.get('vxlanid')
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if attrval:
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ifaceobjrunning.update_config('vxlan-id', vxlanattrs.get('vxlanid'))
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attrval = vxlanattrs.get('local')
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if attrval:
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ifaceobjrunning.update_config('vxlan-local-tunnelip', attrval)
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attrval = vxlanattrs.get('svcnode')
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if attrval:
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[ifaceobjrunning.update_config('vxlan-svcnode', a)
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for a in attrval]
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attrval = vxlanattrs.get('peernode')
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if attrval:
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[ifaceobjrunning.update_config('vxlan-peernode', a)
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for a in attrval]
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attrval = vxlanattrs.get('learning')
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if attrval and attrval == 'on':
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ifaceobjrunning.update_config('vxlan-learning', 'on')
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_run_ops = {'pre-up' : _up,
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'post-down' : _down,
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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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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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op_handler = self._run_ops.get(operation)
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if not op_handler:
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return
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if (operation != 'query-running' and
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not self._is_vxlan_device(ifaceobj)):
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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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