def _intf_repr(self, ifent):
"""
Return the configuration for a network interface as a dict like interfaces(5).
"""
if not ifent or ifent["type"] not in (dumbnet.INTF_TYPE_LOOPBACK, dumbnet.INTF_TYPE_ETH):
return ifent
ret = {"name": ifent["name"]}
if not ifent.has_key("addr"):
ret["mtu"] = ifent["mtu"]
ret["flags"] = ifent["flags"]
ret["type"] = self.INTF_TYPES[ifent["type"]]
ret["typeid"] = ifent["type"]
if ret["type"] == "eth":
ret["family"] = "inet"
else:
ret["family"] = "unknown"
if ifent.has_key("link_addr"):
ret["hwaddress"] = str(ifent["link_addr"])
return ret
xaddr = ifent["addr"]
if xaddr.addrtype == dumbnet.ADDR_TYPE_IP:
ret["address"] = dumbnet.ip_ntoa(xaddr.ip)
ret["netmask"] = network.format_ipv4(network.bitmask_to_mask_ipv4(xaddr.bits))
ret["broadcast"] = str(xaddr.bcast())
ret["network"] = str(xaddr.net())
ret["mtu"] = ifent["mtu"]
ret["flags"] = ifent["flags"]
ret["type"] = self.INTF_TYPES[ifent["type"]]
ret["typeid"] = ifent["type"]
ret["family"] = "inet"
gw = self._intf_ipv4_gateway(ifent["name"])
if gw:
ret["gateway"] = gw
if ifent.has_key("dst_addr"):
ret["pointopoint"] = str(ifent["dst_addr"])
if ifent.has_key("link_addr"):
ret["hwaddress"] = str(ifent["link_addr"])
elif xaddr.addrtype == dumbnet.ADDR_TYPE_IP6:
ret["address"] = dumbnet.ip6_ntoa(xaddr.ip6)
ret["netmask"] = xaddr.bits
ret["broadcast"] = str(xaddr.bcast())
ret["mtu"] = ifent["mtu"]
ret["flags"] = ifent["flags"]
ret["type"] = self.INTF_TYPES[ifent["type"]]
ret["family"] = "inet6"
if ifent.has_key("link_addr"):
ret["hwaddress"] = str(ifent["link_addr"])
return ret
def _intf_ipv4_gateway(self, ifname):
"""
Return the default gateway if it belongs to the interface
"""
defgw = self.route.get(self.default_dst_ipv4)
xaddr = dumbnet.intf.get(self, ifname)["addr"]
route = self.route.get(xaddr)
if not defgw or (route and defgw != route):
return None
defgwstr = str(defgw)
address = network.parse_ipv4(dumbnet.ip_ntoa(xaddr.ip))
netmask = network.bitmask_to_mask_ipv4(xaddr.bits)
if network.ipv4_in_network(network.parse_ipv4(defgwstr), netmask, network.mask_ipv4(netmask, address)):
return defgwstr
def _intf_repr(self, ifent):
"""
Return the configuration for a network interface as a dict like interfaces(5).
"""
if not ifent \
or ifent['type'] not in (dumbnet.INTF_TYPE_LOOPBACK, dumbnet.INTF_TYPE_ETH):
return ifent
ret = {'name': ifent['name']}
if not ifent.has_key('addr'):
ret['mtu'] = ifent['mtu']
ret['flags'] = ifent['flags']
ret['type'] = self.INTF_TYPES[ifent['type']]
ret['typeid'] = ifent['type']
if ret['type'] == 'eth':
ret['family'] = 'inet'
else:
ret['family'] = 'unknown'
if ifent.has_key('link_addr'):
ret['hwaddress'] = str(ifent['link_addr'])
return ret
xaddr = ifent['addr']
if xaddr.addrtype == dumbnet.ADDR_TYPE_IP:
ret['address'] = dumbnet.ip_ntoa(xaddr.ip)
ret['netmask'] = network.format_ipv4(
network.bitmask_to_mask_ipv4(xaddr.bits))
ret['broadcast'] = str(xaddr.bcast())
ret['network'] = str(xaddr.net())
ret['mtu'] = ifent['mtu']
ret['flags'] = ifent['flags']
ret['type'] = self.INTF_TYPES[ifent['type']]
ret['typeid'] = ifent['type']
ret['family'] = 'inet'
gw = self._intf_ipv4_gateway(ifent['name'])
if gw:
ret['gateway'] = gw
if ifent.has_key('dst_addr'):
ret['pointopoint'] = str(ifent['dst_addr'])
if ifent.has_key('link_addr'):
ret['hwaddress'] = str(ifent['link_addr'])
elif xaddr.addrtype == dumbnet.ADDR_TYPE_IP6:
ret['address'] = dumbnet.ip6_ntoa(xaddr.ip6)
ret['netmask'] = xaddr.bits
ret['broadcast'] = str(xaddr.bcast())
ret['mtu'] = ifent['mtu']
ret['flags'] = ifent['flags']
ret['type'] = self.INTF_TYPES[ifent['type']]
ret['family'] = 'inet6'
if ifent.has_key('link_addr'):
ret['hwaddress'] = str(ifent['link_addr'])
return ret
