def status(self):
raw = self.getter()
r = OrderedDict([('raw', repr(raw))])
if raw:
frame = Frame(raw)
r['Frame'] = OrderedDict([
('Dst MAC', '{:02x}'.format(mac_from_bytes(frame.dst))),
('Src MAC', '{:02x}'.format(mac_from_bytes(frame.src))),
('EtherType', Frame.EtherType[frame.ethertype]),
])
if frame.ethertype == Frame.EtherType.IPv4:
packet = Packet(frame.payload)
r['IPv4'] = OrderedDict([
('Protocol', Packet.Protocol[packet.protocol]),
('Src IP', ip_to_str(packet.src)),
('Dst IP', ip_to_str(packet.dst)),
('Payload', repr(packet.payload)),
])
elif frame.ethertype == Frame.EtherType.ARP:
arp = ARP(frame.payload)
r['ARP'] = OrderedDict([
('Oper', ARP.Oper[arp.oper]),
('Src IP', ip_to_str(arp.src_ip)),
('Src MAC', '{:02x}'.format(mac_from_bytes(arp.src_mac))),
('Dst IP', ip_to_str(arp.dst_ip)),
('Dst MAC', '{:02x}'.format(mac_from_bytes(arp.dst_mac))),
])
return r
def status(self):
raw = self.getter()
r = OrderedDict([('raw', repr(raw))])
if raw:
frame = Frame(raw)
r['Frame'] = OrderedDict([
('Dst MAC', '{:02x}'.format(mac_from_bytes(frame.dst))),
('Src MAC', '{:02x}'.format(mac_from_bytes(frame.src))),
('EtherType', Frame.EtherType[frame.ethertype]),
])
if frame.ethertype == Frame.EtherType.IPv4:
packet = Packet(frame.payload)
r['IPv4'] = OrderedDict([
('Protocol', Packet.Protocol[packet.protocol]),
('Src IP', ip_to_str(packet.src)),
('Dst IP', ip_to_str(packet.dst)),
('Payload', repr(packet.payload)),
])
elif frame.ethertype == Frame.EtherType.ARP:
arp = ARP(frame.payload)
r['ARP'] = OrderedDict([
('Oper', ARP.Oper[arp.oper]),
('Src IP', ip_to_str(arp.src_ip)),
('Src MAC', '{:02x}'.format(mac_from_bytes(arp.src_mac))),
('Dst IP', ip_to_str(arp.dst_ip)),
('Dst MAC', '{:02x}'.format(mac_from_bytes(arp.dst_mac))),
])
return r
def status(self):
r = OrderedDict()
for addr, entry in self.route_table.items():
addr = '{:02x}'.format(mac_from_bytes(addr))
ports = map(lambda p: self.ports.index(p), entry.ports)
time = entry.time
r[addr] = '{} {}'.format(ports, time)
return r
def run(self):
while True:
raw = self.delimiter.recv()
frame = Frame(raw)
if self.for_me(frame.dst):
try:
handler = self.handlers[frame.ethertype]
except KeyError:
mint.report('no handler for {}'.format(
Frame.EtherType[frame.ethertype]))
else:
handler(frame.payload)
else:
msg = '{:02x} dropped frame from {:02x} to {:02x}: {}'
mint.report(
msg.format(mac_from_bytes(self.mac),
mac_from_bytes(frame.src),
mac_from_bytes(frame.dst), repr(frame.payload)))
def run(self):
while True:
raw = self.delimiter.recv()
frame = Frame(raw)
if self.for_me(frame.dst):
try:
handler = self.handlers[frame.ethertype]
except KeyError:
mint.report('no handler for {}'.format(
Frame.EtherType[frame.ethertype]
))
else:
handler(frame.payload)
else:
msg = '{:02x} dropped frame from {:02x} to {:02x}: {}'
mint.report(msg.format(
mac_from_bytes(self.mac),
mac_from_bytes(frame.src),
mac_from_bytes(frame.dst),
repr(frame.payload)
))
def register(self, addr, port):
mint.report('register host with address {:02x} on port-{}',
mac_from_bytes(addr), self.ports.index(port))
if addr == '\x00':
return
self.route_table[addr] = bunch(ports=[port], time=mint.now())
def mac(self):
return mac_from_bytes(self.framer.mac)