121 lines
3 KiB
Python
121 lines
3 KiB
Python
#
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# CORE
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# Copyright (c)2010-2012 the Boeing Company.
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# See the LICENSE file included in this distribution.
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#
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# author: Tom Goff <thomas.goff@boeing.com>
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#
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'''
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quagga.py: helper class for generating Quagga configuration.
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'''
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from string import Template
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def maketuple(obj):
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if hasattr(obj, "__iter__"):
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return tuple(obj)
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else:
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return (obj,)
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class NetIf(object):
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def __init__(self, name, addrlist=[]):
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self.name = name
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self.addrlist = addrlist
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class Conf(object):
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def __init__(self, **kwds):
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self.kwds = kwds
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def __str__(self):
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tmp = self.template.substitute(**self.kwds)
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if tmp[-1] == '\n':
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tmp = tmp[:-1]
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return tmp
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class QuaggaOSPF6Interface(Conf):
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AF_IPV6_ID = 0
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AF_IPV4_ID = 65
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template = Template("""\
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interface $interface
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$addr
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ipv6 ospf6 instance-id $instanceid
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ipv6 ospf6 hello-interval 2
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ipv6 ospf6 dead-interval 11
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ipv6 ospf6 retransmit-interval 5
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ipv6 ospf6 network $network
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ipv6 ospf6 diffhellos
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ipv6 ospf6 adjacencyconnectivity uniconnected
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ipv6 ospf6 lsafullness mincostlsa
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""")
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# ip address $ipaddr/32
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# ipv6 ospf6 simhelloLLtoULRecv :$simhelloport
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# !$ipaddr:$simhelloport
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def __init__(self, netif, instanceid=AF_IPV4_ID,
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network="manet-designated-router", **kwds):
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self.netif = netif
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def addrstr(x):
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if x.find(".") >= 0:
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return "ip address %s" % x
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elif x.find(":") >= 0:
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return "ipv6 address %s" % x
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else:
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raise Value, "invalid address: %s", x
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addr = "\n ".join(map(addrstr, netif.addrlist))
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self.instanceid = instanceid
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self.network = network
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Conf.__init__(self, interface=netif.name, addr=addr,
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instanceid=instanceid, network=network, **kwds)
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def name(self):
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return self.netif.name
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class QuaggaOSPF6(Conf):
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template = Template("""\
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$interfaces
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!
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router ospf6
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router-id $routerid
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$ospfifs
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$redistribute
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""")
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def __init__(self, ospf6ifs, area, routerid,
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redistribute="! no redistribute"):
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ospf6ifs = maketuple(ospf6ifs)
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interfaces = "\n!\n".join(map(str, ospf6ifs))
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ospfifs = "\n ".join(map(lambda x: "interface %s area %s" % \
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(x.name(), area), ospf6ifs))
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Conf.__init__(self, interfaces=interfaces, routerid=routerid,
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ospfifs=ospfifs, redistribute=redistribute)
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class QuaggaConf(Conf):
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template = Template("""\
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log file $logfile
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$debugs
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!
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$routers
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!
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$forwarding
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""")
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def __init__(self, routers, logfile, debugs=()):
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routers = "\n!\n".join(map(str, maketuple(routers)))
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if debugs:
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debugs = "\n".join(maketuple(debugs))
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else:
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debugs = "! no debugs"
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forwarding = "ip forwarding\nipv6 forwarding"
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Conf.__init__(self, logfile=logfile, debugs=debugs,
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routers=routers, forwarding=forwarding)
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