class NetworkManager(object):
def __init__(
self,
networkmanager_config_path='/etc/NetworkManager/NetworkManager.conf',
unmanaged_interfaces=[]):
self.interfaces = pyw.interfaces()
self.netcards = {
interface: NetworkCard(interface)
for interface in pyw.winterfaces()
}
self.nm_config_file = networkmanager_config_path
self.file_handler = None
self.unmanaged_interfaces_setup(unmanaged_interfaces)
def unmanaged_check(self, interface):
ok_status = ["unmanaged", "unavailable"]
for line in check_output(["nmcli", "dev"]).split("\n"):
try:
args = line.split()[:4]
iface, type, status, connection = args
if interface == iface:
return status in ok_status
else:
continue
except:
pass
return True
def unmanaged_interfaces_setup(self, unmanaged_interfaces):
for iface in unmanaged_interfaces:
if iface in self.interfaces:
self.set_mac_and_unmanage(iface,
self.netcards[iface].get_mac(), True)
def iptables_redirect(self, from_if, to_if):
card = self.get_netcard(from_if) # Get NetCard object
if card is not None:
NetUtils().accept_forwarding(from_if)
if not card.is_virtual():
NetUtils().set_postrouting_interface(to_if)
NetUtils().add_routing_rule(card.get_subnet(), card.get_mask(),
card.get_ip())
def configure_interface(self,
interface,
ip,
netmask=None,
broadcast=None,
mtu=1800):
NetUtils().interface_config(interface, ip, netmask, broadcast)
NetUtils().set_interface_mtu(interface, mtu)
def set_mac_and_unmanage(self,
interface,
mac,
retry=False,
virtInterfaces=0):
card = self.get_netcard(interface)
# Runs at least once, if retry is flagged
# it will try to reset the interface and repeat the process
while (True):
if card is not None:
if not card.set_mac(mac):
return False
if not self.unmanaged_check(interface) or virtInterfaces > 0:
if not self.network_manager_ignore(interface, mac,
virtInterfaces):
return False
os.system("service network-manager restart"
) # Restarting NetworkManager service
if pyw.macget(card.card) == mac:
return True
if not retry:
break
print "[-] Unable to set mac and unmanage, resetting interface and retrying."
retry = False
try:
card = NetworkCard(interface)
if card.get_mode() != 'managed':
card.set_mode('managed')
except:
return False
return False
# NetworkManager is usually a conflicting process,
# but we can configure it to ignore the interface
# we use as access point or to sniff packets
def network_manager_ignore(self, interface, mac_address, virtInterfaces=0):
if virtInterfaces > 0:
mac_address = mac_address[:-1] + "0"
interface_ignore_string = interface
for i in range(virtInterfaces):
interface_ignore_string += ",mac:{}".format(mac_address[:-1] +
str(i + 1))
interface_ignore_string += ",interface-name:{}_{}".format(
interface, i)
try:
ignore_config = dedent("""
[main]
plugins=ifupdown,keyfile
[ifupdown]
managed=false
[keyfile]
unmanaged-devices=mac:{mac_address},interface-name:{ignore_interfaces}
""".format(
mac_address=mac_address,
ignore_interfaces=interface_ignore_string))
self.cleanup_filehandler()
self.file_handler = FileHandler(self.nm_config_file)
self.file_handler.write(ignore_config)
self.netcards[interface].set_managed(True)
except Exception as e:
print e
return False
return True
def get_netcard(self, interface):
netcard = None
try:
try:
netcard = self.netcards[interface]
except KeyError:
# Check if it was plugged in at runtime
self.netcards = {
interface: NetworkCard(interface)
for interface in pyw.winterfaces()
}
netcard = self.netcards[interface]
except KeyError:
print "[-] Interface: '{}' does not exist".format(interface)
return None
return netcard
def cleanup_filehandler(self):
if self.file_handler:
self.file_handler.restore_file()
self.file_handler = None
os.system("service network-manager restart")
def reset_interfaces(self):
restart_services = False
for card in [
card for card in self.netcards
if not self.netcards[card].is_virtual
]:
self.netcards[card].set_mac(self.netcards[card].original_mac)
self.netcards[card].set_mode('managed')
if self.netcards[card].is_managed():
restart_services = True
if restart_services:
os.system("service networking restart")
os.system("service network-manager restart")
def cleanup(self):
NetUtils().flush_iptables()
self.cleanup_filehandler()
self.reset_interfaces()
class NetworkManager(object):
def __init__(
self,
networkmanager_config_path='/etc/NetworkManager/NetworkManager.conf'
):
self.interfaces = pyw.interfaces()
self.netcards = {
interface: NetworkCard(interface)
for interface in pyw.winterfaces()
}
self.nm_config_file = networkmanager_config_path
self.file_handler = None
def iptables_redirect(self, from_if, to_if):
card = self.get_netcard(from_if) # Get NetCard object
if card != None:
NetUtils().flush_iptables()
NetUtils().accept_forwarding(from_if)
NetUtils().set_postrouting_interface(to_if)
NetUtils().add_routing_rule(card.get_subnet(), card.get_mask(),
card.get_ip())
def configure_interface(self,
interface,
ip,
netmask=None,
broadcast=None,
mtu=1800):
card = self.get_netcard(interface) # Get NetCard object
if card != None:
card.ifconfig(ip, netmask, broadcast)
card.set_mtu_size(mtu)
def set_mac_and_unmanage(self, interface, mac, retry=False):
card = self.get_netcard(interface)
# Runs at least once, if retry is flagged
# it will try to reset the interface and repeat the process
while (1):
if card != None:
if not card.set_mac(mac):
return False
if not self.network_manager_ignore(interface, mac):
return False
os.system("service NetworkManager restart"
) # Restarting NetworkManager service
if pyw.macget(card.card) == mac:
return True
if not retry:
break
print "[-] Unable to set mac and unmanage, resetting interface and retrying."
retry = False
card = NetworkCard(interface)
if card.get_mode() != 'managed':
card.set_mode('managed')
return False
# NetworkManager is usually a conflicting process,
# but we can configure it to ignore the interface
# we use as access point or to sniff packets
def network_manager_ignore(self, interface, mac_address):
try:
ignore_config = dedent("""
[main]
plugins=ifupdown,keyfile
[ifupdown]
managed=false
[keyfile]
unmanaged-devices=mac:{mac_address},interface-name:{interface}
""".format(mac_address=mac_address,
interface=interface))
self.cleanup_filehandler()
self.file_handler = FileHandler(self.nm_config_file)
self.file_handler.write(ignore_config)
except Exception as e:
print e
return False
return True
def get_netcard(self, interface):
netcard = None
try:
try:
netcard = self.netcards[interface]
except KeyError:
# Check if it was plugged in at runtime
self.netcards = {
interface: NetworkCard(interface)
for interface in pyw.winterfaces()
}
netcard = self.netcards[interface]
except KeyError:
print "[-] Interface: '{}' does not exist".format(interface)
return None
return netcard
def cleanup_filehandler(self):
if self.file_handler:
self.file_handler.restore_file()
self.file_handler = None
def reset_interfaces(self):
for card in self.netcards:
self.netcards[card].set_mac(self.netcards[card].original_mac)
self.netcards[card].set_mode('managed')
def cleanup(self):
NetUtils().flush_iptables()
self.cleanup_filehandler()
self.reset_interfaces()
class NetworkManager(object):
def __init__(self, networkmanager_config_path='/etc/NetworkManager/NetworkManager.conf', unmanaged_interfaces = []):
self.interfaces = pyw.interfaces()
self.netcards = { interface: NetworkCard(interface) for interface in pyw.winterfaces() }
self.nm_config_file = networkmanager_config_path
self.file_handler = None
self.unmanaged_interfaces_setup(unmanaged_interfaces)
def unmanaged_check(self, interface):
ok_status = ["unmanaged", "unavailable"]
for line in check_output(["nmcli", "dev"]).split("\n"):
try:
args = line.split()[:4]
iface, type, status, connection = args
if interface == iface:
return status in ok_status
else: continue
except: pass
return True
def unmanaged_interfaces_setup(self, unmanaged_interfaces):
for iface in unmanaged_interfaces:
if iface in self.interfaces:
self.set_mac_and_unmanage(iface, self.netcards[iface].get_mac(), True)
def iptables_redirect(self, from_if, to_if):
card = self.get_netcard(from_if) # Get NetCard object
if card is not None:
NetUtils().accept_forwarding(from_if)
if not card.is_virtual():
NetUtils().set_postrouting_interface(to_if)
NetUtils().add_routing_rule(card.get_subnet(), card.get_mask(), card.get_ip())
def configure_interface(self, interface, ip, netmask=None, broadcast=None, mtu=1800):
NetUtils().interface_config(interface, ip, netmask, broadcast)
NetUtils().set_interface_mtu(interface, mtu)
def set_mac_and_unmanage(self, interface, mac, retry = False, virtInterfaces = 0):
card = self.get_netcard(interface)
# Runs at least once, if retry is flagged
# it will try to reset the interface and repeat the process
while(True):
if card is not None:
if not card.set_mac(mac):
return False
if not self.unmanaged_check(interface) or virtInterfaces > 0:
if not self.network_manager_ignore(interface, mac, virtInterfaces):
return False
os.system("service network-manager restart") # Restarting NetworkManager service
if pyw.macget(card.card) == mac:
return True
if not retry:
break
print "[-] Unable to set mac and unmanage, resetting interface and retrying."
retry = False
try:
card = NetworkCard(interface)
if card.get_mode() != 'managed':
card.set_mode('managed')
except:
return False
return False
# NetworkManager is usually a conflicting process,
# but we can configure it to ignore the interface
# we use as access point or to sniff packets
def network_manager_ignore(self, interface, mac_address, virtInterfaces = 0):
if virtInterfaces > 0:
mac_address = mac_address[:-1] + "0"
interface_ignore_string = interface
for i in range(virtInterfaces):
interface_ignore_string += ",mac:{}".format(mac_address[:-1] + str(i + 1))
interface_ignore_string += ",interface-name:{}_{}".format(interface, i)
try:
ignore_config = dedent( """
[main]
plugins=ifupdown,keyfile
[ifupdown]
managed=false
[keyfile]
unmanaged-devices=mac:{mac_address},interface-name:{ignore_interfaces}
""".format( mac_address=mac_address,
ignore_interfaces=interface_ignore_string
))
self.cleanup_filehandler()
self.file_handler = FileHandler(self.nm_config_file)
self.file_handler.write(ignore_config)
self.netcards[interface].set_managed(True)
except Exception as e:
print e
return False
return True
def get_netcard(self, interface):
netcard = None
try:
try:
netcard = self.netcards[interface]
except KeyError:
# Check if it was plugged in at runtime
self.netcards = { interface: NetworkCard(interface) for interface in pyw.winterfaces() }
netcard = self.netcards[interface]
except KeyError:
print "[-] Interface: '{}' does not exist".format(interface)
return None
return netcard
def cleanup_filehandler(self):
if self.file_handler:
self.file_handler.restore_file()
self.file_handler = None
os.system("service network-manager restart")
def reset_interfaces(self):
restart_services = False
for card in [card for card in self.netcards if not self.netcards[card].is_virtual]:
self.netcards[card].set_mac(self.netcards[card].original_mac)
self.netcards[card].set_mode('managed')
if self.netcards[card].is_managed():
restart_services = True
if restart_services:
os.system("service networking restart")
os.system("service network-manager restart")
def cleanup(self):
NetUtils().flush_iptables()
self.cleanup_filehandler()
self.reset_interfaces()
