def draw():
""" Select a device/interface and demonstrate."""
print(plain(doc(interface_configuration)))
foundInterface = False
G = nx.Graph()
for device_name in sorted(inventory_connected()):
G.add_node(device_name)
print("%s:" % device_name)
mgmt_name = management_interface(device_name)
for interface_name in sorted(interface_names(device_name)):
# Choose interface on 'data plane' not 'control plane'.
if interface_name == mgmt_name:
continue
else:
match(device_name, interface_name)
foundInterface = True
demonstrate(device_name, interface_name)
to_interface = interface_configuration(device_name, interface_name)[1].split(" ")[1]
print("interface:%s" % to_interface)
G.add_edge(device_name, to_interface)
if not foundInterface:
print("There are no suitable network interfaces for this device.")
print(G.nodes())
print(G.edges())
# nx.draw(G)
nx.draw_networkx(G, with_labels=True)
plt.show()
def cdp_neighbors_json(device_name):
response = odl_http_get(
url_neighbors, {"node-id": device_name}, "application/json", expected_status_code=(200, 404)
)
j = json.loads(response.text)
container = j["cdp"]["nodes"]["node"][0]
mgmt_name = management_interface(device_name)
neighbor_set = set()
if "neighbors" in container:
neighbors = container["neighbors"]
# print(json.dumps(neighbors, indent=2))
if "summaries" in neighbors:
summary = neighbors["summaries"]["summary"]
for device_info in summary:
neighbor_id = device_info["device-id"]
neighbor_interface = device_info["cdp-neighbor"][0]["port-id"]
device_interface = device_info["interface-name"]
if device_interface in mgmt_name:
continue
neighbor_info = (
device_name,
device_interface.encode("utf8"),
neighbor_id.encode("utf8"),
neighbor_interface.encode("utf8"),
)
neighbor_set.add(neighbor_info)
return neighbor_set
def main():
''' Select a device and demonstrate.'''
print(plain(doc(acl_apply_packet_filter)))
inventory = inventory_acl()
if not inventory:
print('There are no ACL capable devices to examine. Demonstration cancelled.')
else:
for device_name in inventory:
mgmt_name = management_interface(device_name)
acl_names = acl_list(device_name)
if not acl_names:
print('Skip device with no ACLs: ', device_name)
continue
else:
random.shuffle(acl_names)
acl_name = acl_names[0]
for ic in interface_configuration_tuple(device_name):
if ic.name == mgmt_name:
continue
print('Consider %s %s in=%s, out=%s' % (device_name, ic.name, ic.packet_filter_inbound, ic.packet_filter_outbound))
if not ic.packet_filter_outbound:
demonstrate(device_name, ic.name, 'outbound', acl_name)
return EX_OK
if not ic.packet_filter_inbound:
demonstrate(device_name, ic.name, 'inbound', acl_name)
return EX_OK
print('There are no network interfaces available to apply an ACL. Demonstration cancelled.')
return EX_TEMPFAIL
def main():
''' Select a device and demonstrate.'''
print(plain(doc(acl_apply_packet_filter)))
inventory = inventory_acl()
if not inventory:
print(
'There are no ACL capable devices to examine. Demonstration cancelled.'
)
else:
for device_name in inventory:
mgmt_name = management_interface(device_name)
acl_names = acl_list(device_name)
if not acl_names:
print('Skip device with no ACLs: ', device_name)
continue
else:
random.shuffle(acl_names)
acl_name = acl_names[0]
for ic in interface_configuration_tuple(device_name):
if ic.name == mgmt_name:
continue
print('Consider %s %s in=%s, out=%s' %
(device_name, ic.name, ic.packet_filter_inbound,
ic.packet_filter_outbound))
if not ic.packet_filter_outbound:
demonstrate(device_name, ic.name, 'outbound', acl_name)
return os.EX_OK
if not ic.packet_filter_inbound:
demonstrate(device_name, ic.name, 'inbound', acl_name)
return os.EX_OK
print(
'There are no network interfaces available to apply an ACL. Demonstration cancelled.'
)
return os.EX_TEMPFAIL
def link_info():
#def main():
ii = 0
link_info_dic = {}
for device_name in inventory_connected():
response = odl_http_get(url_neighbors, {'node-id': device_name},
'application/json',
expected_status_code=(200, 404))
l = json.loads(response.text)
container_l = l["cdp"]["nodes"]["node"][0]
mgmt_name = management_interface(device_name)
if "neighbors" in container_l:
neighbors = container_l["neighbors"]
# print(json.dumps(neighbors, indent=2))
if "summaries" in neighbors:
summary = neighbors["summaries"]["summary"]
for device_info in summary:
neighbor_id = device_info["device-id"]
if neighbor_id == "kcy":
neighbor_id = 'iosxrv-1'
elif neighbor_id == "lax":
neighbor_id = 'iosxrv-2'
elif neighbor_id == "min":
neighbor_id = 'iosxrv-3'
elif neighbor_id == "por":
neighbor_id = 'iosxrv-4'
elif neighbor_id == "san":
neighbor_id = 'iosxrv-5'
elif neighbor_id == "sea":
neighbor_id = 'iosxrv-6'
elif neighbor_id == "sfc":
neighbor_id = 'iosxrv-7'
else:
neighbor_id = 'iosxrv-8'
device_interface = device_info["interface-name"]
if device_interface in mgmt_name:
continue
link_info = (device_name, neighbor_id.encode('utf8'))
link_info_re = (neighbor_id.encode('utf8'), device_name)
jj = 0
flag = 1
while ii > jj:
if link_info_dic[jj] == link_info or link_info_dic[
jj] == link_info_re:
flag = 0
jj = jj + 1
else:
jj = jj + 1
if flag == 1:
link_info_dic[ii] = link_info
ii = ii + 1
else:
jj = 0
# return link_info_set
return link_info_dic
def link_info():
# def main():
ii = 0
link_info_dic = {}
for device_name in inventory_connected():
response = odl_http_get(
url_neighbors, {"node-id": device_name}, "application/json", expected_status_code=(200, 404)
)
l = json.loads(response.text)
container_l = l["cdp"]["nodes"]["node"][0]
mgmt_name = management_interface(device_name)
if "neighbors" in container_l:
neighbors = container_l["neighbors"]
# print(json.dumps(neighbors, indent=2))
if "summaries" in neighbors:
summary = neighbors["summaries"]["summary"]
for device_info in summary:
neighbor_id = device_info["device-id"]
if neighbor_id == "kcy":
neighbor_id = "iosxrv-1"
elif neighbor_id == "lax":
neighbor_id = "iosxrv-2"
elif neighbor_id == "min":
neighbor_id = "iosxrv-3"
elif neighbor_id == "por":
neighbor_id = "iosxrv-4"
elif neighbor_id == "san":
neighbor_id = "iosxrv-5"
elif neighbor_id == "sea":
neighbor_id = "iosxrv-6"
elif neighbor_id == "sfc":
neighbor_id = "iosxrv-7"
else:
neighbor_id = "iosxrv-8"
device_interface = device_info["interface-name"]
if device_interface in mgmt_name:
continue
link_info = (device_name, neighbor_id.encode("utf8"))
link_info_re = (neighbor_id.encode("utf8"), device_name)
jj = 0
flag = 1
while ii > jj:
if link_info_dic[jj] == link_info or link_info_dic[jj] == link_info_re:
flag = 0
jj = jj + 1
else:
jj = jj + 1
if flag == 1:
link_info_dic[ii] = link_info
ii = ii + 1
else:
jj = 0
# return link_info_set
return link_info_dic
def main():
''' Select a device/interface and demonstrate.'''
print(plain(doc(interface_configuration_tuple)))
for device_name in inventory_connected():
mgmt_name = management_interface(device_name)
for interface_name in interface_names(device_name):
# Choose interface on 'data plane' not 'control plane'.
if interface_name == mgmt_name:
continue
return demonstrate(device_name, interface_name)
print("There are no suitable network devices. Demonstration cancelled.")
def main():
''' Select a device/interface and demonstrate.'''
print(plain(doc(interface_configuration)))
for device_name in inventory_connected():
mgmt_name = management_interface(device_name)
for interface_name in interface_names(device_name):
# Choose interface on 'data plane' not 'control plane'.
if interface_name == mgmt_name:
continue
return demonstrate(device_name, interface_name)
print("There are no suitable network devices. Demonstration cancelled.")
def main():
print(plain(doc(interface_configuration_update)))
for device_name in inventory_connected():
mgmt_name = management_interface(device_name)
for interface_name in interface_names(device_name):
# Avoid modifying the management interface.
if interface_name == mgmt_name:
continue
demonstrate(device_name, interface_name)
return EX_OK
print("There are no suitable network devices. Demonstration cancelled.")
return EX_TEMPFAIL
def main():
print(plain(doc(interface_configuration_update)))
for device_name in inventory_connected():
mgmt_name = management_interface(device_name)
for interface_name in interface_names(device_name):
# Avoid modifying the management interface.
if interface_name == mgmt_name:
continue
demonstrate(device_name, interface_name)
return os.EX_OK
print("There are no suitable network devices. Demonstration cancelled.")
return os.EX_TEMPFAIL
def sample_interface():
'Return a tuple of (device_name, interface_name) if possible; otherwise raise LookupError.'
for device_name in inventory_connected():
print device_name
management_name = management_interface(device_name)
print management_name
if management_name == None:
continue # Uncertain which interface is for management.
for interface_name in interface_names(device_name):
print interface_name
if interface_name == management_name:
continue
return (device_name, interface_name)
raise LookupError("Unable to find a suitable sample device and interface in the inventory.")
def main():
''' Select a device/interface and demonstrate.'''
print(plain(doc(interface_configuration)))
foundInterface = False
for device_name in sorted(inventory_connected()):
print("%s:" % device_name)
mgmt_name = management_interface(device_name)
for interface_name in sorted(interface_names(device_name)):
# Choose interface on 'data plane' not 'control plane'.
if interface_name == mgmt_name:
continue
else:
foundInterface = True
demonstrate(device_name, interface_name)
if not foundInterface:
print("There are no suitable network interfaces for this device.")
def sample_interface():
'Return a tuple of (device_name, interface_name) if possible; otherwise raise LookupError.'
for device_name in inventory_connected():
print device_name
management_name = management_interface(device_name)
print management_name
if management_name == None:
continue # Uncertain which interface is for management.
for interface_name in interface_names(device_name):
print interface_name
if interface_name == management_name:
continue
return (device_name, interface_name)
raise LookupError(
"Unable to find a suitable sample device and interface in the inventory."
)
def sample_destination(device_name):
""" Determine a suitable destination for a static route from the specified network device. """
# Implementation: use 'next subnet' of any data interface on the specified device.
mgmt_name = management_interface(device_name)
interface_list = interface_names(device_name)
for interface_name in interface_list:
if interface_name == mgmt_name:
# Do not configure static routes on the control plane.
continue
config = interface_configuration_tuple(device_name, interface_name)
if config.address is None:
# Skip network interface with unassigned IP address.
continue
interface_network = to_ip_network(config.address, config.netmask)
destination_network = next_subnet(interface_network)
return destination_network
return None
def sample_destination(device_name):
""" Determine a suitable destination for a static route from the specified network device. """
# Implementation: use 'next subnet' of any data interface on the specified device.
mgmt_name = management_interface(device_name)
interface_list = interface_names(device_name)
for interface_name in interface_list:
if interface_name == mgmt_name:
# Do not configure static routes on the control plane.
continue
config = interface_configuration_tuple(device_name, interface_name)
if config.address is None:
# Skip network interface with unassigned IP address.
continue
interface_network = to_ip_network(config.address, config.netmask)
destination_network = next_subnet(interface_network)
return destination_network
return None
def main():
print(plain(doc(interface_configuration_update)))
for device_name in inventory_connected():
mgmt_name = management_interface(device_name)
for interface_name in interface_names(device_name):
# Choose interface on 'data plane' not 'control plane'.
if interface_name == mgmt_name:
continue
interface_config = interface_configuration(device_name, interface_name)
if not interface_config.address:
continue
if not interface_config.shutdown:
continue
demonstrate(device_name, interface_config)
return os.EX_OK
print("There are no suitable network devices/interfaces. Demonstration cancelled.")
return os.EX_TEMPFAIL
def demonstrate(device_name):
''' Apply function 'static_route_create' to the specified device for a new destination.'''
mgmt_name = management_interface(device_name)
interface_list = interface_names(device_name)
for interface_name in interface_list:
if interface_name == mgmt_name:
# Do not configure static routes on the control plane.
continue
config = interface_configuration_tuple(device_name, interface_name)
if config.address is None:
# Skip network interface with unassigned IP address.
continue
print()
interface_network = to_ip_network(config.address, config.netmask)
next_hop_address = match(device_name, interface_network)
if next_hop_address is None:
print('No end-point for %s/%s/%s/%s' % (device_name, interface_name, config.address, config.netmask))
continue
destination_network = static_route_fixture.new_destination(device_name, interface_network)
print('static_route_create(%s, %s, %s)' % (device_name, destination_network, next_hop_address))
static_route_create(device_name, destination_network, next_hop_address)
return True
return False
def cdp_neighbors_json(device_name):
response = odl_http_get(url_neighbors, {'node-id': device_name},
'application/json',
expected_status_code=(200, 404))
j = json.loads(response.text)
container = j["cdp"]["nodes"]["node"][0]
mgmt_name = management_interface(device_name)
neighbor_set = set()
if "neighbors" in container:
neighbors = container["neighbors"]
# print(json.dumps(neighbors, indent=2))
if "summaries" in neighbors:
summary = neighbors["summaries"]["summary"]
for device_info in summary:
neighbor_id = device_info["device-id"]
neighbor_interface = device_info["cdp-neighbor"][0]["port-id"]
device_interface = device_info["interface-name"]
if device_interface in mgmt_name:
continue
neighbor_info = (device_name, device_interface.encode('utf8'),
neighbor_id.encode('utf8'),
neighbor_interface.encode('utf8'))
neighbor_set.add(neighbor_info)
return neighbor_set
def demonstrate(device_name):
''' Apply function 'management_interface' to the specified device.'''
print('management_interface(' + device_name, end='): ')
print(management_interface(device_name))
def demonstrate(device_name):
""" Apply function 'management_interface' to the specified device."""
print("management_interface(" + device_name, end="): ")
print(management_interface(device_name))
def demonstrate(device_name):
''' Apply function 'management_interface' to the specified device.'''
print('management_interface(' + device_name, end='): ')
print(management_interface(device_name))
