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# These functions are for parsing /etc/network/interface
# files, they will be used inside torouter to visualize
# and edit configuration
class interfaces:
def __init__(self,filename):
self.fp = open(filename, "r")
self.wifi = {}
self.eth1 = {}
self.eth0 = {}
def parse_line(self, line, iface):
name = line.split(" ")[0]
values = " ".join(line.split(" ")[1:]).rstrip()
if iface == "uap0":
if self.wifi.has_key(name):
if type(self.wifi[name]) is list:
self.wifi[name].append(values)
else:
self.wifi[name] = [self.wifi[name],values]
else:
self.wifi.update({name : values})
elif iface == "eth1":
if self.eth1.has_key(name):
if type(self.eth1[name]) is list:
self.eth1[name].append(values)
else:
self.eth1[name] = [self.eth1[name],values]
else:
self.eth1.update({name : values})
elif iface == "eth0":
if self.eth0.has_key(name):
if type(self.eth0[name]) is list:
self.eth0[name].append(values)
else:
self.eth0[name] = [self.eth0[name],values]
else:
self.eth0.update({name : values})
def parse(self):
iface = None
for line in self.fp.readlines():
line = line.lstrip()
if line.startswith("#") or line == "":
continue
if line.startswith("iface"):
iface = line.split(" ")[1]
if iface:
self.parse_line(line, iface)
def output(self, data):
print "iface %s" % data['iface']
for item in data.items():
if item[0] != "iface":
if type(item[1]) is list:
for i in item[1]:
print "%s %s" % (item[0], i)
else:
print "%s %s" % (item[0],item[1])
itfc = interfaces("/tmp/interfaces")
itfc.parse()
itfc.output(itfc.wifi)
itfc.output(itfc.eth1)
itfc.output(itfc.eth0)
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