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63 lines
2.0 KiB
Python
63 lines
2.0 KiB
Python
import argparse
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import networkx
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import os
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import pydot
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import shlex
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import sys
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from . import neigh, netconf, tap, topology
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class ArgumentParser(argparse.ArgumentParser):
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def __init__(self, ltop):
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super().__init__()
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self.add_argument("-d", "--debug", default=False, action="store_true")
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self.add_argument("-l", "--logical-topology", dest="ltop", default=ltop)
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self.add_argument("-p", "--package", default=None)
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self.add_argument("-y", "--yangdir", default=None)
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self.add_argument("ptop", nargs=1, metavar="topology")
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class Env(object):
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def __init__(self, ltop=None, argv=sys.argv[1::], environ=os.environ):
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if "INFAMY_ARGS" in environ:
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argv = shlex.split(environ["INFAMY_ARGS"]) + argv
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self.args = ArgumentParser(ltop).parse_args(argv)
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pdot = pydot.graph_from_dot_file(self.args.ptop[0])[0]
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self.ptop = topology.Topology(pdot)
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self.ltop = None
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if self.args.ltop:
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ldot = pydot.graph_from_dot_file(self.args.ltop)[0]
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self.ltop = topology.Topology(ldot)
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if not self.ltop.map_to(self.ptop):
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raise tap.TestSkip()
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def attach(self, node, port, factory_default=True):
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if self.ltop:
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mapping = self.ltop.mapping[node]
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node, port = self.ltop.xlate(node, port)
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else:
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mapping = None
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password=self.ptop.get_password(node)
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if not password:
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password = "admin"
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ctrl = self.ptop.get_ctrl()
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_, cport = self.ptop.get_path(ctrl, (node, port))[0]
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print(f"Probing {node} on port {cport} for IPv6LL mgmt address ...")
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mgmtip = neigh.ll6ping(cport)
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if not mgmtip:
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raise Exception(f"Failed, cannot find mgmt IP for {node}")
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return netconf.Device(
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location=netconf.Location(cport, mgmtip, password),
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mapping=mapping,
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yangdir=self.args.yangdir,
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factory_default=factory_default
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)
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