def inputProcessor(self, filename):
"""
step_idx is the step in the packet exchange
ex.
[.X.] are packets sent by a client or a server
client: [.1.] [.3.] [.4.]
server: [.2.] [.5.]
mutation_idx: is the sub index of the packet as in the byte of the
packet at the step_idx that is to be mutated
"""
if self.localOptions['pcap']:
daphn3Steps = daphn3.read_pcap(filename)
else:
daphn3Steps = daphn3.read_yaml(filename)
log.debug("Loaded these steps %s" % daphn3Steps)
yield daphn3Steps
def inputProcessor(self, filename):
"""
step_idx is the step in the packet exchange
ex.
[.X.] are packets sent by a client or a server
client: [.1.] [.3.] [.4.]
server: [.2.] [.5.]
mutation_idx: is the sub index of the packet as in the byte of the
packet at the step_idx that is to be mutated
"""
if self.localOptions['pcap']:
daphn3Steps = daphn3.read_pcap(filename)
else:
daphn3Steps = daphn3.read_yaml(filename)
log.debug("Loaded these steps %s" % daphn3Steps)
yield daphn3Steps
class TCPEchoProtocol(Protocol):
def dataReceived(self, data):
self.transport.write(data)
class TCPEchoHelper(Factory):
"""
A very simple echo protocol implementation
"""
protocol = TCPEchoProtocol
if config.helpers.daphn3.yaml_file:
daphn3Steps = read_pcap(config.helpers.daphn3.yaml_file)
elif config.helpers.daphn3.pcap_file:
daphn3Steps = read_yaml(config.helpers.daphn3.pcap_file)
else:
daphn3Steps = [{'client': 'client_packet'},
{'server': 'server_packet'}]
class Daphn3ServerProtocol(Daphn3Protocol):
def nextStep(self):
log.debug("Moving on to next step in the state walk")
self.current_data_received = 0
# Python why?
if self.current_step >= (len(self.steps) - 1):
log.msg("Reached the end of the state machine")
log.msg("Censorship fingerpint bisected!")
step_idx, mutation_idx = self.factory.mutation
log.msg("step_idx: %s | mutation_id: %s" % (step_idx, mutation_idx))
def dataReceived(self, data):
self.transport.write(data)
class TCPEchoHelper(Factory):
"""
A very simple echo protocol implementation
"""
protocol = TCPEchoProtocol
if config.helpers.daphn3.yaml_file:
daphn3Steps = read_pcap(config.helpers.daphn3.yaml_file)
elif config.helpers.daphn3.pcap_file:
daphn3Steps = read_yaml(config.helpers.daphn3.pcap_file)
else:
daphn3Steps = [{'client': 'client_packet'}, {'server': 'server_packet'}]
class Daphn3ServerProtocol(Daphn3Protocol):
def nextStep(self):
log.debug("Moving on to next step in the state walk")
self.current_data_received = 0
# Python why?
if self.current_step >= (len(self.steps) - 1):
log.msg("Reached the end of the state machine")
log.msg("Censorship fingerpint bisected!")
step_idx, mutation_idx = self.factory.mutation
log.msg("step_idx: %s | mutation_id: %s" %