def build(self, *args, **kwargs):
"""
+-------+
+------+ as2r +-------+
| +-------+ |
| = = |
| |
+---+---+ $ +---+---+
| as1r +<-------------+ as3r |
+---+---+ +---+---+
| |
| $ $ |
| +-------+ |
+----->+ as4r +<------+
+-------+
"""
# Add all routers
as1r = self.addRouter('as1r')
as2r = self.addRouter('as2r')
as3r = self.addRouter('as3r')
as4r = self.addRouter('as4r')
routers = self.routers()
prefix = {routers[i]: '2001:db:%04x::/48' % i
for i in range(len(routers))}
as1r.addDaemon(BGP,
address_families=(AF_INET6(networks=(prefix[as1r],)),))
as2r.addDaemon(BGP,
address_families=(AF_INET6(networks=(prefix[as2r],)),))
as3r.addDaemon(BGP,
address_families=(AF_INET6(networks=(prefix[as3r],)),))
as4r.addDaemon(BGP,
address_families=(AF_INET6(networks=(prefix[as4r],)),))
# Add links
self.addLink(as1r, as2r)
self.addLink(as1r, as3r)
self.addLink(as1r, as4r)
self.addLink(as2r, as3r)
self.addLink(as3r, as4r)
# Set AS-ownerships
self.addAS(1, (as1r,))
self.addAS(2, (as2r,))
self.addAS(3, (as3r,))
self.addAS(4, (as4r,))
# Add BGP peering
ebgp_session(self, as1r, as2r, link_type=SHARE)
ebgp_session(self, as3r, as2r, link_type=SHARE)
ebgp_session(self, as3r, as1r, link_type=CLIENT_PROVIDER)
ebgp_session(self, as1r, as4r, link_type=CLIENT_PROVIDER)
ebgp_session(self, as3r, as4r, link_type=CLIENT_PROVIDER)
# Add test hosts
for r in self.routers():
link = self.addLink(r, self.addHost('h%s' % r))
self.addSubnet(links=[link], subnets=[prefix[r]])
super().build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
+-------+
+------+ as2r +-------+
| +-------+ |
| = = |
| |
+---+---+ $ +---+---+
| as1r +<-------------+ as3r |
+---+---+ +---+---+
| |
| $ $ |
| +-------+ |
+----->+ as4r +<------+
+-------+
"""
# Add all routers
as1r = self.addRouter('as1r')
as2r = self.addRouter('as2r')
as3r = self.addRouter('as3r')
as4r = self.addRouter('as4r')
as1r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:1::/48', )), ))
as2r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:2::/48', )), ))
as3r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:3::/48', )), ))
as4r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:4::/48', )), ))
# Add links
self.addLink(as1r, as2r)
self.addLink(as1r, as3r)
self.addLink(as1r, as4r)
self.addLink(as2r, as3r)
self.addLink(as3r, as4r)
# Set AS-ownerships
self.addAS(1, (as1r, ))
self.addAS(2, (as2r, ))
self.addAS(3, (as3r, ))
self.addAS(4, (as4r, ))
# Add BGP peering
ebgp_session(self, as1r, as2r, SHARE)
ebgp_session(self, as3r, as2r, SHARE)
ebgp_session(self, as3r, as1r, CLIENT_PROVIDER)
ebgp_session(self, as1r, as4r, CLIENT_PROVIDER)
ebgp_session(self, as3r, as4r, CLIENT_PROVIDER)
# Add test hosts
for r in self.routers():
self.addLink(r, self.addHost('h%s' % r))
super(BGPPrefixConnectedTopo, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
Topo from slide 27 BGP-RR-TE
"""
# Add all routers
as1r1 = self.bgp('as1r1')
as1r3 = self.bgp('as1r3')
as1r5 = self.bgp('as1r5')
as1r6 = self.bgp('as1r6')
as6r1 = self.addRouter('as6r1')
as6r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/32', )), ))
as6r2 = self.addRouter('as6r2')
as6r2.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/32', )), ))
h1 = self.addHost('h1')
h2 = self.addHost('h2')
h3 = self.addHost('h3')
h4 = self.addHost('h4')
# Add Links
self.addLink(as1r1, as1r6, ipg_cost=1)
self.addLink(as1r5, as1r6, igp_cost=1)
self.addLink(as1r3, as1r5, igp_cost=1)
self.addLink(as1r1, as1r3, igp_cost=5)
self.addLink(as6r1, as1r1)
self.addLink(as6r2, as1r3)
self.addLink(as6r1,
h1,
params1={"ip": "dead:beef::/48"},
params2={"ip": "dead:beef::1/48"})
self.addLink(as6r2,
h2,
params1={"ip": "dead:beef::2/48"},
params2={"ip": "dead:beef::3/48"})
self.addLink(as1r5, h3)
self.addLink(as1r6, h4)
set_rr(self, rr=as1r1, peers=[as1r3, as1r5])
set_rr(self, rr=as1r3, peers=[as1r1, as1r6])
# Add full mesh
self.addAS(6, (as6r1, as6r2))
self.addAS(1, (as1r1, as1r3, as1r5, as1r6))
# Add eBGP session
ebgp_session(self, as1r1, as6r1)
ebgp_session(self, as1r3, as6r2)
super(SimpleBGPTopoErr, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
Topo from slide 38 iBGP
"""
# Add all routers
as1r1 = self.bgp('as1r1')
as1r2 = self.bgp('as1r2')
as1r3 = self.bgp('as1r3')
as1r4 = self.bgp('as1r4')
as1r5 = self.bgp('as1r5')
as1r6 = self.bgp('as1r6')
as4r1 = self.addRouter('as4r1')
as4r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/48', )), ))
as4r2 = self.addRouter('as4r2')
as4r2.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/48', )), ))
h1 = self.addHost('h1')
# Add Links
self.addLink(as1r1, as1r6)
self.addLink(as1r1, as1r3)
self.addLink(as1r3, as1r2)
self.addLink(as1r3, as1r6)
self.addLink(as1r2, as1r4)
self.addLink(as1r4, as1r5)
self.addLink(as1r5, as1r6)
self.addLink(as4r1, as1r6)
self.addLink(as4r2, as1r5)
self.addLink(as4r1,
h1,
params1={"ip": "dead:beef::/48"},
params2={"ip": "dead:beef::1/48"})
self.addLink(as4r2,
h1,
params1={"ip": "dead:beef::2/48"},
params2={"ip": "dead:beef::3/48"})
set_rr(self, as1r3, peers=[as1r1, as1r2, as1r4, as1r5, as1r6])
# Add full mesh
self.addAS(4, (as4r1, as4r2))
self.addAS(1, (as1r1, as1r2, as1r3, as1r4, as1r5, as1r6))
# Add eBGP session
ebgp_session(self, as1r6, as4r1)
ebgp_session(self, as1r5, as4r2)
super(SimpleBGPTopoRR, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
Topo from slide 33 iBGP
"""
# Add all routers
as1r1 = self.bgp('as1r1')
as1r4 = self.bgp('as1r4')
as1r5 = self.bgp('as1r5')
as1r6 = self.bgp('as1r6')
as4r1 = self.bgp('as4r1')
as4r2 = self.bgp('as4r2')
as5r1 = self.bgp('as5r1')
as3r1 = self.bgp('as3r1')
as2r1 = self.addRouter('as2r1')
as2r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/48', )), ))
h1 = self.addHost('h1')
# Add Links
self.addLink(as1r1, as1r6)
self.addLink(as1r1, as1r4)
self.addLink(as1r4, as1r5)
self.addLink(as1r5, as1r6)
self.addLink(as4r1, as1r5)
self.addLink(as4r2, as1r4)
self.addLink(as3r1, as1r1)
self.addLink(as5r1, as1r6)
self.addLink(as3r1, as5r1)
self.addLink(as5r1, as2r1)
self.addLink(as2r1, as4r1)
self.addLink(as4r1, as4r2)
self.addLink(as2r1,
h1,
params1={"ip": "dead:beef::/48"},
params2={"ip": "dead:beef::1/48"})
# Add full mesh
self.addAS(2, (as2r1, ))
self.addAS(3, (as3r1, ))
self.addAS(5, (as5r1, ))
self.addiBGPFullMesh(4, routers=[as4r1, as4r2])
self.addAS(1, (as1r1, as1r4, as1r5, as1r6))
bgp_peering(self, as1r1, as1r6)
bgp_peering(self, as1r1, as1r4)
bgp_peering(self, as1r4, as1r5)
bgp_peering(self, as1r6, as1r5)
# Add eBGP session
ebgp_session(self, as1r1, as3r1)
ebgp_session(self, as1r4, as4r2)
ebgp_session(self, as1r5, as4r1)
ebgp_session(self, as3r1, as5r1)
ebgp_session(self, as5r1, as2r1)
ebgp_session(self, as2r1, as4r1)
super(SimpleBGPTopoMissing3, self).build(*args, **kwargs)
def add_bgp(self, ovh_routers, external_routers):
"""
Add Border Gateway Protocol (BGP) to the routers and specify which prefixes they advertise (both for IPv4
and IPv6).
:param all_routers: (list of RouterDescription) A list of all routers contained in the network.
:param ovh_routers: (list of RouterDescription) List of OVH's routers having an eBGP session which will
redistribute prefixes advertised by other ASes.
:param telia_routers: (list of RouterDescription) List of Telia's routers to which OVH routers are connected.
:param google_routers: (list of RouterDescription) List of Google's routers to which OVH routers are connected.
:param cogent_routers: (list of RouterDescription) List of Cogent's routers to which OVH routers are connected.
:param level3_routers: (list of RouterDescription) List of Level3's routers to which OVH routers are connected.
"""
rules = [
Rule("-A INPUT -p 89 -j DROP"),
Rule("-A OUTPUT -p 89 -j DROP")
] # Drop incoming and outgoing OSPF packets (for external AS)
families = (AF_INET(redistribute=("connected", )),
AF_INET6(redistribute=("connected", )))
for router in ovh_routers:
router.addDaemon(BGP, address_families=families)
ovh_rules = list()
for interface in router.interfaces().getInterfaces():
if "_" not in interface.getPeerRouter(
): # Check if it is a peer router
ovh_rules.append(
Rule("-A INPUT -i {} -p 89 -j DROP".format(
interface))) # Drop OSPF packets from other AS
ovh_rules.append(
Rule("-A OUTPUT -o {} -p 89 -j DROP".format(
interface))) # Drop OSPF packets to other AS
# Accept 30 connections before limiting a 2 connections per second
ovh_rules.append(
Rule(
"-A INPUT -i {} -m limit --limit 2/s --limit-burst 30 -j ACCEPT"
.format(interface)))
router.addDaemon(IPTables, rules=ovh_rules)
router.addDaemon(IP6Tables, rules=ovh_rules)
# Other AS advertise specific prefixes
for router in external_routers:
router.addDaemon(BGP, address_families=families)
router.addDaemon(IPTables, rules=rules)
router.addDaemon(IP6Tables, rules=rules)
def add_daemons(self, router, daemons, default_daemons=[]):
"""
Add daemon to router.
Arguments :
- router : the router class to which add daemons.
- daemons : daemons specific for this router.
- default_daemons : daemons by default.
daemons and default_daemons can be :
- list : name of daemons (will be added without specific config).
- dict : {daemon_name : dict (config)}
"""
if isinstance(default_daemons, list):
default_daemons = {d: {} for d in default_daemons}
if isinstance(daemons, list): daemons = {d: {} for d in daemons}
daemons = deep_merge(default_daemons, daemons)
for d, d_config in daemons.items():
if self.debug:
print("Adding daemon {} with config {}".format(d, d_config))
if d == 'ospf':
router.addDaemon(OSPF)
elif d == 'ospf6':
router.addDaemon(OSPF6)
elif d == 'bgp':
if 'networks' in d_config:
d_config['networks'] = format_address(
d_config['networks'], self.__prefixes)
if 'communities' in d_config:
self.__communities[router] = d_config["communities"]
families = (AF_INET(redistribute=('connected', )),
AF_INET6(redistribute=('connected', )))
router.addDaemon(BGP, address_families=families)
else:
raise NotImplementedError(
"Daemon {} is not supported yet !".format(d))
return True
def add_daemons(self, router, daemons, default_daemons=[]):
if isinstance(default_daemons, list):
default_daemons = {d: {} for d in default_daemons}
if isinstance(daemons, list): daemons = {d: {} for d in daemons}
daemons = {**default_daemons, **daemons}
for d, d_config in daemons.items():
if self.debug:
print("Adding daemon {} with config {}".format(d, d_config))
if d == 'ospf':
router.addDaemon(OSPF)
elif d == 'ospf6':
router.addDaemon(OSPF6)
elif d == 'bgp':
if 'networks' in d_config:
d_config['networks'] = format_address(
d_config['networks'], self.__prefixes)
families = (AF_INET(redistribute=('connected', )),
AF_INET6(redistribute=('connected', )))
router.addDaemon(BGP, address_families=families)
return True
def build(self, *args, **kwargs):
"""
+-----+ +-----+
+---+as4r | |as3r +---+
| +--+--+ +--+--+ |
| | \ = / = | = | =
| | \ / | |
| | \ / | |
| $ | $ \ | |
| | / \ | |
| | / \ | |
| V / \ | |
| +-----+ +--+--+ |
| |as2r | |as5r | |
| +--+--+ +-----+ |
| | = |
| | |
| | |
| | |
| | |
| +--+--+ |
+-->+as1r +-----------------+
+-----+
"""
list_as_name = ["as1r", "as2r", "as3r", "as4r", "as5r"]
link_type_name = ["SHARE", "CLIENT_PROVIDER"]
link_type_object = [SHARE, CLIENT_PROVIDER]
expected_format = '[AS1] [AS2] [LINK]'
link = input(
"Please enter the link you wish to add or 'ok' to let the network as it is\n"
"To add a link between 2 AS, type '" + expected_format +
"' where\n"
" - [AS1] is the first AS (e.g. 'as1r')\n"
"- [AS2] is the second AS (e.g. "
"'as2r')\n "
" - [LINK] is the type of link, i.e.\n"
" * 'SHARE' for a shared-cost link\n"
" * 'CLIENT_PROVIDER' for a "
"client-provider link\n")
while True:
try:
l, change = check_correct_link(link, list_as_name,
link_type_name)
break
except Exception as e:
link = input("Error: {}\n Try again: '".format(str(e)) +
expected_format + "'\n")
# Add all routers
as1r = self.addRouter('as1r')
as2r = self.addRouter('as2r')
as3r = self.addRouter('as3r')
as4r = self.addRouter('as4r')
as5r = self.addRouter('as5r')
list_as_object = [as1r, as2r, as3r, as4r, as5r]
as1r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:1::/48', )), ))
as2r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:2::/48', )), ))
as3r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:3::/48', )), ))
as4r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:4::/48', )), ))
as5r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:5::/48', )), ))
# Add links
self.addLink(as1r, as2r)
self.addLink(as1r, as3r)
self.addLink(as1r, as4r)
self.addLink(as2r, as3r)
self.addLink(as2r, as4r)
self.addLink(as3r, as5r)
self.addLink(as4r, as5r)
# Set AS-ownerships
self.addAS(1, (as1r, ))
self.addAS(2, (as2r, ))
self.addAS(3, (as3r, ))
self.addAS(4, (as4r, ))
self.addAS(5, (as5r, ))
# Add BGP peering
ebgp_session(self, as1r, as2r, SHARE)
ebgp_session(self, as1r, as3r, SHARE)
ebgp_session(self, as2r, as3r, SHARE)
ebgp_session(self, as3r, as5r, SHARE)
ebgp_session(self, as4r, as5r, SHARE)
ebgp_session(self, as4r, as1r, CLIENT_PROVIDER)
ebgp_session(self, as4r, as2r, CLIENT_PROVIDER)
# Add custom link
if change:
src_as = None
dst_as = None
link_chosen = None
for i in range(len(list_as_object)):
if l[0] == list_as_name[i]:
src_as = list_as_object[i]
if dst_as is not None:
break
if l[1] == list_as_name[i]:
dst_as = list_as_object[i]
if src_as is not None:
break
for i in range(len(link_type_object)):
if l[2] == link_type_name[i]:
link_chosen = link_type_object[i]
break
self.addLink(src_as, dst_as)
ebgp_session(self, src_as, dst_as, link_chosen)
# Add test hosts
for r in self.routers():
self.addLink(r, self.addHost('h%s' % r))
super(BGPAdjust, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
r"""
+-----+ +-----+
+---+as4r | |as3r +---+
| +--+--+ +--+--+ |
| | \ = / = | = | =
| | \ / | |
| | \ / | |
| $ | $ \ | |
| | / \ | |
| | / \ | |
| V / \ | |
| +-----+ +--+--+ |
| |as2r | |as5r | |
| +--+--+ +-----+ |
| | = |
| | |
| | |
| | |
| | |
| +--+--+ |
+-->+as1r +-----------------+
+-----+
"""
# Add all routers
as1r, as2r, as3r, as4r, as5r = self.addRouters('as1r', 'as2r', 'as3r',
'as4r', 'as5r')
routers = self.routers()
prefix = {
routers[i]: '2001:db:%04x::/48' % i
for i in range(len(routers))
}
as1r.addDaemon(
BGP, address_families=(AF_INET6(networks=(prefix[as1r], )), ))
as2r.addDaemon(
BGP, address_families=(AF_INET6(networks=(prefix[as2r], )), ))
as3r.addDaemon(
BGP, address_families=(AF_INET6(networks=(prefix[as3r], )), ))
as4r.addDaemon(
BGP, address_families=(AF_INET6(networks=(prefix[as4r], )), ))
as5r.addDaemon(
BGP, address_families=(AF_INET6(networks=(prefix[as5r], )), ))
# Add links
self.addLinks((as1r, as2r), (as1r, as3r), (as1r, as4r), (as2r, as3r),
(as2r, as4r), (as3r, as5r), (as4r, as5r))
# Set AS-ownerships
self.addAS(1, (as1r, ))
self.addAS(2, (as2r, ))
self.addAS(3, (as3r, ))
self.addAS(4, (as4r, ))
self.addAS(5, (as5r, ))
# Add BGP peering
ebgp_session(self, as1r, as2r, link_type=SHARE)
ebgp_session(self, as1r, as3r, link_type=SHARE)
ebgp_session(self, as2r, as3r, link_type=SHARE)
ebgp_session(self, as3r, as5r, link_type=SHARE)
ebgp_session(self, as4r, as5r, link_type=SHARE)
ebgp_session(self, as4r, as1r, link_type=CLIENT_PROVIDER)
ebgp_session(self, as4r, as2r, link_type=CLIENT_PROVIDER)
# Check extra link parameters
self.check_extra_link()
# Add custom link
if self.as_start is not None:
self.addLink(self.as_start, self.as_end)
ebgp_session(self,
self.as_start,
self.as_end,
link_type=self.bgp_policy)
# Add test hosts
for r in self.routers():
link = self.addLink(r, self.addHost('h%s' % r))
self.addSubnet(links=[link], subnets=[prefix[r]])
super().build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
+-----+
+----->+as2r +<----------------+
| +-----+ |
| $ $ |
| |
+--+--+ = +--+--+ |
|as1r +-------------+ as3r| |
+--+--+ +--+--+ |
^ ^ |
| $ $ | |
| | |
+--+--+ = +--+--+ |
|as4r +-------------+as8r | |
+--+--+ +--+--+ |
^ ^ |
| $ $ | |
| | |
+--+--+ = +--+--+ |
|as6r+--------------+as5r +-------+
+--+--+ +--+--+
^ |
| $ $ |
| +------+ |
+------+ as7r +<----+
+------+
"""
# Add all routers
as1r = self.addRouter('as1r')
as2r = self.addRouter('as2r')
as3r = self.addRouter('as3r')
as4r = self.addRouter('as4r')
as5r = self.addRouter('as5r')
as6r = self.addRouter('as6r')
as7r = self.addRouter('as7r')
as8r = self.addRouter('as8r')
as1r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:1::/48', )), ))
as2r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:2::/48', )), ))
as3r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:3::/48', )), ))
as4r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:4::/48', )), ))
as5r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:5::/48', )), ))
as6r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:6::/48', )), ))
as7r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:7::/48', )), ))
as8r.addDaemon(
BGP, address_families=(AF_INET6(networks=('2001:db:8::/48', )), ))
# Add links
self.addLink(as1r, as2r)
self.addLink(as1r, as3r)
self.addLink(as1r, as4r)
self.addLink(as2r, as5r)
self.addLink(as3r, as8r)
self.addLink(as4r, as6r)
self.addLink(as4r, as8r)
self.addLink(as5r, as6r)
self.addLink(as5r, as7r)
self.addLink(as5r, as8r)
self.addLink(as6r, as7r)
# Set AS-ownerships
self.addAS(1, (as1r, ))
self.addAS(2, (as2r, ))
self.addAS(3, (as3r, ))
self.addAS(4, (as4r, ))
self.addAS(5, (as5r, ))
self.addAS(6, (as6r, ))
self.addAS(7, (as7r, ))
self.addAS(8, (as8r, ))
# Add BGP peering
ebgp_session(self, as1r, as3r, SHARE)
ebgp_session(self, as4r, as8r, SHARE)
ebgp_session(self, as6r, as5r, SHARE)
ebgp_session(self, as1r, as2r, CLIENT_PROVIDER)
ebgp_session(self, as4r, as1r, CLIENT_PROVIDER)
ebgp_session(self, as5r, as2r, CLIENT_PROVIDER)
ebgp_session(self, as5r, as7r, CLIENT_PROVIDER)
ebgp_session(self, as5r, as8r, CLIENT_PROVIDER)
ebgp_session(self, as6r, as4r, CLIENT_PROVIDER)
ebgp_session(self, as7r, as6r, CLIENT_PROVIDER)
ebgp_session(self, as8r, as3r, CLIENT_PROVIDER)
# Add test hosts
for r in self.routers():
self.addLink(r, self.addHost('h%s' % r))
super(BGPMultipleWays, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
Topo from slide 26 iBGP
"""
# Add all routers
as1r1 = self.bgp('as1r1')
as1r2 = self.bgp('as1r2')
as1r3 = self.bgp('as1r3')
as1r4 = self.bgp('as1r4')
as1r5 = self.bgp('as1r5')
as1r6 = self.bgp('as1r6')
as4r1 = self.bgp('as4r1')
as4r2 = self.bgp('as4r2')
as3r1 = self.bgp('as3r1')
as3r2 = self.bgp('as3r2')
as2r1 = self.addRouter('as2r1')
as2r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/32', )), ))
as2h1 = self.addHost("as2h1")
as1h1 = self.addHost("as1h1")
as1h2 = self.addHost("as1h2")
as1h3 = self.addHost("as1h3")
as1h4 = self.addHost("as1h4")
as1h5 = self.addHost("as1h5")
as1h6 = self.addHost("as1h6")
# Add Links
self.addLink(as1r1,
as1r6,
params1={"ip": ("fd00:1:1::1/48", )},
params2={"ip": ("fd00:1:1::2/48", )})
self.addLink(as1r1,
as1r3,
params1={"ip": ("fd00:1:2::1/48", )},
params2={"ip": ("fd00:1:2::2/48", )})
self.addLink(as1r3,
as1r2,
params1={"ip": ("fd00:1:4::1/48", )},
params2={"ip": ("fd00:1:4::2/48", )})
self.addLink(as1r3,
as1r6,
params1={"ip": ("fd00:1:3::1/48", )},
params2={"ip": ("fd00:1:3::2/48", )})
self.addLink(as1r2,
as1r4,
params1={"ip": ("fd00:1:5::1/48", )},
params2={"ip": ("fd00:1:5::2/48", )})
self.addLink(as1r4,
as1r5,
params1={"ip": ("fd00:1:6::1/48", )},
params2={"ip": ("fd00:1:6::2/48", )})
self.addLink(as1r5,
as1r6,
params1={"ip": ("fd00:1:7::1/48", )},
params2={"ip": ("fd00:1:7::2/48", )})
self.addLink(as4r1,
as1r5,
params1={"ip": ("fd00:4:2::1/48", )},
params2={"ip": ("fd00:4:2::2/48", )})
self.addLink(as4r2,
as1r4,
params1={"ip": ("fd00:4:1::1/48", )},
params2={"ip": ("fd00:4:1::2/48", )})
self.addLink(as3r2,
as1r1,
params1={"ip": ("fd00:3:1::1/48", )},
params2={"ip": ("fd00:3:1::2/48", )})
self.addLink(as3r1,
as1r6,
params1={"ip": ("fd00:3:2::1/48", )},
params2={"ip": ("fd00:3:2::2/48", )})
self.addLink(as3r1,
as3r2,
params1={"ip": ("fd00:3:3::1/48", )},
params2={"ip": ("fd00:3:3::2/48", )},
igp_cost=7)
self.addLink(as3r1,
as2r1,
params1={"ip": ("fd00:2:1::1/48", )},
params2={"ip": ("fd00:2:1::2/48", )})
self.addLink(as2r1,
as4r1,
params1={"ip": ("fd00:2:2::1/48", )},
params2={"ip": ("fd00:2:2::2/48", )})
self.addLink(as4r1,
as4r2,
params1={"ip": ("fd00:4:3::1/48", )},
params2={"ip": ("fd00:4:3::2/48", )},
igp_cost=2)
self.addLink(as2r1,
as2h1,
params1={"ip": ("dead:beef::1/32", )},
params2={"ip": ("dead:beef::2/32", )})
self.addLink(as1r1, as1h1)
self.addLink(as1r2, as1h2)
self.addLink(as1r3, as1h3)
self.addLink(as1r4, as1h4)
self.addLink(as1r5, as1h5)
self.addLink(as1r6, as1h6)
# Set Med
al = AccessList(name='all', entries=('any', ))
as3r2.get_config(BGP).set_med(7, to_peer=as1r1, matching=(al, ))
as3r1.get_config(BGP).set_med(0, to_peer=as1r6, matching=(al, ))
as4r1.get_config(BGP).set_med(0, to_peer=as1r5, matching=(al, ))
as4r2.get_config(BGP).set_med(2, to_peer=as1r4, matching=(al, ))
# Add full mesh
self.addAS(2, (as2r1, ))
self.addiBGPFullMesh(3, routers=[as3r1, as3r2])
self.addiBGPFullMesh(4, routers=[as4r1, as4r2])
self.addiBGPFullMesh(
1, routers=[as1r1, as1r2, as1r3, as1r4, as1r5, as1r6])
# Add eBGP session
ebgp_session(self, as1r6, as3r1)
ebgp_session(self, as1r1, as3r2)
ebgp_session(self, as1r4, as4r2)
ebgp_session(self, as1r5, as4r1)
ebgp_session(self, as3r1, as2r1)
ebgp_session(self, as2r1, as4r1)
super(MedBGPTopo, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
+
AS1 | AS3
+----------------------------+
| | |
+---+---+ | +---+---+
| as1r1 +--------+ | | as3r1 |
+---+---+ | | +---+---+
| | | |
2 | | +-------|------------+
| | | | AS5
+---+---+ +---+---+ | +---+---+
| as1r3 +----+ as1r6 +-------+ as5r1 +
+---+---+ +---+---+ | +---+---+
| | | |
| | +-------|------------+
| | | | AS2
+---+---+ | | +---+---+ +---+---+
| as1r2 | | | | as2r1 +----+ as2h1 |
+---+---+ | | +---+---+ +---+---+
| | | |
4 | | +-------|------------+
| | | | AS4
+---+---+ +---+---+ | +---+---+
| as1r4 +----+ as1r5 +-------+ as4r1 +
+---+---+ +-------+ | +---+---+
| | |
| | +---+---+
+------------------------+ as4r2 +
| +-------+
|
+
"""
# Add all routers
as1r1 = self.bgp('as1r1')
as1r2 = self.bgp('as1r2')
as1r3 = self.bgp('as1r3')
as1r4 = self.bgp('as1r4')
as1r5 = self.bgp('as1r5',
family=AF_INET6(redistribute=('ospf6', 'connected')))
as1r6 = self.bgp('as1r6',
family=AF_INET6(redistribute=('ospf6', 'connected')))
as4r1 = self.bgp('as4r1',
family=AF_INET6(redistribute=('ospf6', 'connected')))
as4r2 = self.bgp('as4r2',
family=AF_INET6(redistribute=('ospf6', 'connected')))
as5r1 = self.bgp('as5r1',
family=AF_INET6(redistribute=('connected',)))
as3r1 = self.bgp('as3r1',
family=AF_INET6(redistribute=('connected',)))
as2r1 = self.bgp('as2r1',
family=AF_INET6(networks=('dead:beef::/32',)))
# Add host
as2h1 = self.addHost('as2h1')
# Add Links
self.addLink(as1r1, as1r6)
self.addLink(as1r1, as1r3, igp_metric=2)
self.addLinks((as1r3, as1r2), (as1r3, as1r6))
self.addLink(as1r2, as1r4, igp_metric=4)
self.addLinks((as1r4, as1r5), (as1r5, as1r6), (as4r1, as1r5),
(as4r2, as1r4), (as3r1, as1r1), (as5r1, as1r6),
(as3r1, as5r1), (as5r1, as2r1), (as2r1, as4r1),
(as4r1, as4r2), (as2r1, as2h1))
self.addSubnet((as2r1, as2h1), subnets=('dead:beef::/32',))
set_rr(self, rr=as1r1, peers=[as1r3, as1r2, as1r4, as1r5, as1r6])
set_rr(self, rr=as1r5, peers=[as1r1, as1r2, as1r4, as1r3, as1r6])
# Add full mesh
self.addAS(2, (as2r1,))
self.addAS(3, (as3r1,))
self.addAS(5, (as5r1,))
self.addiBGPFullMesh(4, routers=[as4r1, as4r2])
self.addAS(1, (as1r1, as1r2, as1r3, as1r4, as1r5, as1r6))
# Add eBGP session
ebgp_session(self, as1r6, as5r1)
ebgp_session(self, as1r1, as3r1)
ebgp_session(self, as1r4, as4r2)
ebgp_session(self, as1r5, as4r1)
ebgp_session(self, as3r1, as5r1)
ebgp_session(self, as5r1, as2r1)
ebgp_session(self, as2r1, as4r1)
super().build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
Topo from slide 30 iBGP
"""
# Add all routers
as1r1 = self.addRouter('as1r1')
as1r1.addDaemon(BGP,
address_families=(AF_INET6(networks=('1:1::/48', )), ))
as1r2 = self.addRouter('as1r2')
as1r2.addDaemon(BGP,
address_families=(AF_INET6(networks=('1:1::/48', )), ))
as1r3 = self.addRouter('as1r3')
as1r3.addDaemon(BGP,
address_families=(AF_INET6(networks=('1:1::/48', )), ))
as1r4 = self.addRouter('as1r4')
as1r4.addDaemon(BGP,
address_families=(AF_INET6(networks=('1:1::/48', )), ))
as2r1 = self.addRouter('as2r1')
as2r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/48', )), ))
h1 = self.addHost('h1')
as3r1 = self.addRouter('as3r1')
as3r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('beef:dead::/48', )), ))
as3r2 = self.addRouter('as3r2')
as3r2.addDaemon(
BGP, address_families=(AF_INET6(networks=('beef:dead::/48', )), ))
h2 = self.addHost('h2')
# Add links
self.addLink(as1r1, as1r2)
self.addLink(as1r1, as1r3)
self.addLink(as1r3, as1r4)
self.addLink(as1r2, as1r4)
self.addLink(as1r3, as2r1)
self.addLink(as1r2, as3r1)
self.addLink(as3r1, as3r2)
self.addLink(as3r2, as2r1)
self.addLink(as2r1,
h1,
params1={"ip": "dead:beef::/48"},
params2={"ip": "dead:beef::1/48"})
self.addLink(as3r1,
h2,
params1={"ip": "dead:beef::4/48"},
params2={"ip": "dead:beef::5/48"})
self.addLink(as3r2,
h2,
params1={"ip": "dead:beef::2/48"},
params2={"ip": "dead:beef::3/48"})
# Add AS and fullmeshes
self.addAS(2, (as2r1, ))
self.addiBGPFullMesh(1, routers=[as1r1, as1r2, as1r3, as1r4])
self.addiBGPFullMesh(3, routers=[as3r1, as3r2])
# Add eBGP sessions
ebgp_session(self, as1r2, as3r1)
ebgp_session(self, as3r2, as2r1)
ebgp_session(self, as2r1, as1r3)
super(SimpleBGPTopoRoutes, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
family = AF_INET6()
lan_as1_h1 = 'cafe:babe:dead:beaf::/64'
lan_as2_h2 = 'c1a4:4ad:c0ff:ee::/64'
# first step, adding routers
# routers of as1
as1_rr1 = self.addRouter("as1_rr1", config=RouterConfig)
as1_rr2 = self.addRouter("as1_rr2", config=RouterConfig)
as1_s1 = self.addRouter("as1_s1", config=RouterConfig)
as1_s2 = self.addRouter("as1_s2", config=RouterConfig)
# adding OSPF6 as IGP
as1_rr1.addDaemon(OSPF6)
as1_rr2.addDaemon(OSPF6)
as1_s1.addDaemon(OSPF6)
as1_s2.addDaemon(OSPF6)
# adding BGP to establish iBGP sessions
as1_rr1.addDaemon(BGP, address_families=(AF_INET6(networks=(lan_as1_h1,),),))
as1_rr2.addDaemon(BGP, address_families=(AF_INET6(networks=(lan_as1_h1,),),))
as1_s1.addDaemon(BGP, address_families=(family,))
as1_s2.addDaemon(BGP, address_families=(family,))
# set the ASN for routers belonging to AS1
self.addAS(1, (as1_rr1, as1_rr2, as1_s1, as1_s2))
# configure as1_rr{1,2} as route reflectors
set_rr(self, rr=as1_rr1, peers=[as1_s1, as1_rr2])
set_rr(self, rr=as1_rr2, peers=[as1_s2, as1_rr1])
# routers of as2
as2_cl1 = self.addRouter("as2_cl1", config=RouterConfig)
as2_cl2 = self.addRouter("as2_cl2", config=RouterConfig)
# adding a BGP daemon for AS2 routers
as2_cl1.addDaemon(BGP, address_families=(AF_INET6(redistribute=['connected']),))
as2_cl2.addDaemon(BGP, address_families=(AF_INET6(redistribute=['connected']),))
# set the ASN for routers belonging to AS2
self.addAS(2, (as2_cl1, as2_cl2))
# we add a host in as1
as1_h1 = self.addHost("as1_h1")
# and also in as2
as2_h2 = self.addHost("as2_h2")
# The goal of this network is to establish a connection between h1 and h2
# adding links between the routers (and hosts)
self.addLink(as1_rr1, as1_rr2, igp_metric=5)
self.addLinks((as1_s1, as1_s2), (as1_s1, as1_rr2),
(as1_s2, as1_rr1),
(as1_rr1, as2_cl1), (as1_rr2, as2_cl2),
(as1_h1, as1_s2), (as2_cl1, as2_h2), (as2_cl2, as2_h2))
# adding a subnet between hosts and routers
self.addSubnet((as1_s2, as1_h1), subnets=(lan_as1_h1,))
self.addSubnet((as2_cl1, as2_h2), subnets=(lan_as2_h2,))
self.addSubnet((as2_cl2, as2_h2), subnets=(lan_as2_h2,))
# adding eBGP sessions between the two ASes
ebgp_session(self, as2_cl1, as1_rr1, link_type=SHARE)
ebgp_session(self, as2_cl2, as1_rr2, link_type=SHARE)
super().build(*args, **kwargs)
def bgp(self, name, family=AF_INET6()):
r = self.addRouter(name)
r.addDaemon(BGP, address_families=(family, ))
return r
def build(self, *args, **kwargs):
"""
Build the topology of our OVH network and set up it by adding routers, links, protocols, setting up routers
reflectors, etc.
"""
# Adding routers
fra1_g1 = self.addRouter("fra1_g1", [
IPv6Address("2023", "a", "c", "0", "0", "0", "0", "1",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 1, IPV4_LO_PREFIX).__str__()
])
fra1_g2 = self.addRouter("fra1_g2", [
IPv6Address("2023", "a", "c", "0", "0", "0", "0", "2",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 2, IPV4_LO_PREFIX).__str__()
])
fra_sbb1 = self.addRouter("fra_sbb1", [
IPv6Address("2023", "a", "c", "0", "0", "0", "0", "3",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 3, IPV4_LO_PREFIX).__str__()
])
fra_sbb2 = self.addRouter("fra_sbb2", [
IPv6Address("2023", "a", "c", "0", "0", "0", "0", "4",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 4, IPV4_LO_PREFIX).__str__()
])
fra_1 = self.addRouter("fra_1", [
IPv6Address("2023", "a", "c", "0", "0", "0", "0", "5",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 5, IPV4_LO_PREFIX).__str__()
])
fra_5 = self.addRouter("fra_5", [
IPv6Address("2023", "a", "c", "0", "0", "0", "0", "6",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 6, IPV4_LO_PREFIX).__str__()
])
rbx_g1 = self.addRouter("rbx_g1", [
IPv6Address("2023", "a", "d", "0", "0", "0", "0", "1",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 7, IPV4_LO_PREFIX).__str__()
])
rbx_g2 = self.addRouter("rbx_g2", [
IPv6Address("2023", "a", "d", "0", "0", "0", "0", "2",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 8, IPV4_LO_PREFIX).__str__()
])
sbg_g1 = self.addRouter("sbg_g1", [
IPv6Address("2023", "a", "e", "0", "0", "0", "0", "1",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 9, IPV4_LO_PREFIX).__str__()
])
sbg_g2 = self.addRouter("sbg_g2", [
IPv6Address("2023", "a", "e", "0", "0", "0", "0", "2",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 10, IPV4_LO_PREFIX).__str__()
])
par_th2 = self.addRouter("par_th2", [
IPv6Address("2023", "a", "f", "0", "0", "0", "0", "1",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 11, IPV4_LO_PREFIX).__str__()
])
par_gsw = self.addRouter("par_gsw", [
IPv6Address("2023", "a", "f", "0", "0", "0", "0", "2",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 12, IPV4_LO_PREFIX).__str__()
])
telia = self.addRouter("telia", [
IPv6Address("2299", "a", "5", "0", "0", "0", "0", "1",
IPV6_LO_PREFIX).__str__(),
IPv4Address(123, 3, 2, 1, IPV4_LO_PREFIX).__str__()
])
google = self.addRouter("google", [
IPv6Address("2169", "a", "6", "0", "0", "0", "0", "1",
IPV6_LO_PREFIX).__str__(),
IPv4Address(124, 3, 2, 1, IPV4_LO_PREFIX).__str__()
])
cogent = self.addRouter("cogent", [
IPv6Address("2174", "a", "7", "0", "0", "0", "0", "1",
IPV6_LO_PREFIX).__str__(),
IPv4Address(125, 3, 2, 1, IPV4_LO_PREFIX).__str__()
])
level3 = self.addRouter("level3", [
IPv6Address("2356", "a", "8", "0", "0", "0", "0", "1",
IPV6_LO_PREFIX).__str__(),
IPv4Address(126, 3, 2, 1, IPV4_LO_PREFIX).__str__()
])
all_routers = [
fra1_g1, fra1_g2, fra_sbb1, fra_sbb2, fra_1, fra_5, rbx_g1, rbx_g2,
sbg_g1, sbg_g2, par_th2, par_gsw, telia, google, cogent, level3
]
fra_routers = [fra1_g1, fra1_g2, fra_sbb1, fra_sbb2, fra_1,
fra_5] # In Frankfurt
rbx_routers = [rbx_g1, rbx_g2] # In Roubaix
sbg_routers = [sbg_g1, sbg_g2] # In Strasbourg
par_routers = [par_th2, par_gsw] # In Paris
ovh_routers = fra_routers + rbx_routers + sbg_routers + par_routers
external_routers = [telia, google, cogent, level3]
# Adding physical links
self.add_physical_link(fra1_g1, fra1_g2, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "0",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 0, IPV4_LINK_PREFIX)))
self.add_physical_link(fra1_g1, fra_sbb1, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "2",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 2, IPV4_LINK_PREFIX)))
self.add_physical_link(fra1_g2, fra_sbb2, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "4",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 4, IPV4_LINK_PREFIX)))
self.add_physical_link(fra_sbb1, fra_sbb2, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "6",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 6, IPV4_LINK_PREFIX)))
self.add_physical_link(fra_sbb1, fra_5, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "8",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 8, IPV4_LINK_PREFIX)))
self.add_physical_link(fra_sbb1, fra_1, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "a",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 10, IPV4_LINK_PREFIX)))
self.add_physical_link(
fra_sbb1,
sbg_g1, (IPv6Address("2023", "b", "0", "0", "0", "0", "0", "c",
IPV6_LINK_PREFIX),
IPv4Address(12, 16, 217, 12, IPV4_LINK_PREFIX)),
igp_cost_value=2)
self.add_physical_link(
fra_sbb1,
rbx_g1, (IPv6Address("2023", "b", "0", "0", "0", "0", "0", "e",
IPV6_LINK_PREFIX),
IPv4Address(12, 16, 217, 14, IPV4_LINK_PREFIX)),
igp_cost_value=5)
self.add_physical_link(fra_sbb2, fra_1, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "10",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 16, IPV4_LINK_PREFIX)))
self.add_physical_link(fra_sbb2, fra_5, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "12",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 18, IPV4_LINK_PREFIX)))
self.add_physical_link(
fra_sbb2,
rbx_g2, (IPv6Address("2023", "b", "0", "0", "0", "0", "0", "14",
IPV6_LINK_PREFIX),
IPv4Address(12, 16, 217, 20, IPV4_LINK_PREFIX)),
igp_cost_value=5)
self.add_physical_link(
fra_sbb2,
sbg_g2, (IPv6Address("2023", "b", "0", "0", "0", "0", "0", "16",
IPV6_LINK_PREFIX),
IPv4Address(12, 16, 217, 22, IPV4_LINK_PREFIX)),
igp_cost_value=2)
self.add_physical_link(fra_1, telia, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "18",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 24, IPV4_LINK_PREFIX)))
self.add_physical_link(fra_5, telia, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "1a",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 26, IPV4_LINK_PREFIX)))
self.add_physical_link(fra_5, level3, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "1c",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 28, IPV4_LINK_PREFIX)))
self.add_physical_link(rbx_g1, rbx_g2, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "1e",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 30, IPV4_LINK_PREFIX)))
self.add_physical_link(
rbx_g1,
par_th2, (IPv6Address("2023", "b", "0", "0", "0", "0", "0", "20",
IPV6_LINK_PREFIX),
IPv4Address(12, 16, 217, 32, IPV4_LINK_PREFIX)),
igp_cost_value=3)
self.add_physical_link(rbx_g2, par_gsw, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "22",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 34, IPV4_LINK_PREFIX)))
self.add_physical_link(sbg_g1, sbg_g2, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "24",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 36, IPV4_LINK_PREFIX)))
self.add_physical_link(
sbg_g1,
par_th2, (IPv6Address("2023", "b", "0", "0", "0", "0", "0", "26",
IPV6_LINK_PREFIX),
IPv4Address(12, 16, 217, 38, IPV4_LINK_PREFIX)),
igp_cost_value=5)
self.add_physical_link(par_th2, par_gsw, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "28",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 40, IPV4_LINK_PREFIX)))
self.add_physical_link(
par_th2,
google, (IPv6Address("2023", "b", "0", "0", "0", "0", "0", "2a",
IPV6_LINK_PREFIX),
IPv4Address(12, 16, 217, 42, IPV4_LINK_PREFIX)),
igp_cost_value=2)
self.add_physical_link(par_th2, cogent, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "2c",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 44, IPV4_LINK_PREFIX)))
self.add_physical_link(
par_gsw,
sbg_g2, (IPv6Address("2023", "b", "0", "0", "0", "0", "0", "2e",
IPV6_LINK_PREFIX),
IPv4Address(12, 16, 217, 46, IPV4_LINK_PREFIX)),
igp_cost_value=5)
self.add_physical_link(par_gsw, level3, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "30",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 48, IPV4_LINK_PREFIX)))
self.add_physical_link(par_gsw, cogent, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "32",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 50, IPV4_LINK_PREFIX)))
self.add_physical_link(
par_gsw,
google, (IPv6Address("2023", "b", "0", "0", "0", "0", "0", "34",
IPV6_LINK_PREFIX),
IPv4Address(12, 16, 217, 52, IPV4_LINK_PREFIX)),
igp_cost_value=2)
# Adding OSPF and BGP daemons to routers
self.add_ospf(all_routers)
self.add_bgp(ovh_routers, external_routers)
# Adding AS ownerships
self.addAS(OVH_AS, (fra1_g1, fra1_g2, fra_sbb1, fra_sbb2, fra_1, fra_5,
rbx_g1, rbx_g2, sbg_g1, par_th2, par_gsw, sbg_g2))
self.addAS(TELIA_AS, (telia, ))
self.addAS(COGENT_AS, (cogent, ))
self.addAS(LEVEL3_AS, (level3, ))
self.addAS(GOOGLE_AS, (google, ))
# Configuring RRs/iBGP sessions
peers_fra_fr5_sbb1 = peers_fra_5 = [fra1_g1, fra1_g2, fra_sbb2, fra_1]
peers_rbx_g1 = peers_rbx_g2 = [sbg_g1, par_th2, par_gsw, sbg_g2]
set_rr(self, rr=fra_sbb1, peers=peers_fra_fr5_sbb1)
set_rr(self, rr=fra_5, peers=peers_fra_5)
set_rr(self, rr=rbx_g1, peers=peers_rbx_g1)
set_rr(self, rr=rbx_g2, peers=peers_rbx_g2)
self.addiBGPFullMesh(16276, routers=[fra_sbb1, fra_5, rbx_g1,
rbx_g2]) # (4*3)/2 iBGP sessions
# Adding eBGP sessions
ebgp_session(self, telia, fra_1, link_type=CLIENT_PROVIDER)
ebgp_session(self, telia, fra_5, link_type=CLIENT_PROVIDER)
ebgp_session(self, level3, fra_5, link_type=CLIENT_PROVIDER)
ebgp_session(self, google, par_gsw, link_type=CLIENT_PROVIDER)
ebgp_session(self, cogent, par_gsw, link_type=CLIENT_PROVIDER)
ebgp_session(self, level3, par_gsw, link_type=CLIENT_PROVIDER)
ebgp_session(self, cogent, par_th2, link_type=CLIENT_PROVIDER)
ebgp_session(self, google, par_th2, link_type=CLIENT_PROVIDER)
# DNS anycast
sbg_web = self.addHost("sbg_web")
fra_server = self.addRouter("fra_server", [
IPv6Address("2023", "a", "c", "0", "0", "0", "0", "7",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 13, IPV4_LO_PREFIX).__str__()
])
rbx_server = self.addRouter("rbx_server", [
IPv6Address("2023", "a", "c", "0", "0", "0", "0", "7",
IPV6_LO_PREFIX).__str__(),
IPv4Address(12, 16, 216, 13, IPV4_LO_PREFIX).__str__()
])
fra_server.addDaemon(
BGP,
address_families=(AF_INET(redistribute=("connected", )),
AF_INET6(redistribute=("connected", ))))
rbx_server.addDaemon(
BGP,
address_families=(AF_INET(redistribute=("connected", )),
AF_INET6(redistribute=("connected", ))))
self.addAS(64512, (fra_server, )) # private ASN
self.addAS(64513, (rbx_server, ))
self.add_physical_link(rbx_g1, rbx_server, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "36",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 54, IPV4_LINK_PREFIX)))
self.add_physical_link(fra_sbb2, fra_server, (IPv6Address(
"2023", "b", "0", "0", "0", "0", "0", "36",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 217, 54, IPV4_LINK_PREFIX)))
self.add_physical_link(sbg_g2, sbg_web, (IPv6Address(
"2023", "e", "2", "0", "0", "0", "0", "3",
IPV6_LINK_PREFIX), IPv4Address(12, 16, 218, 71, IPV4_LINK_PREFIX)))
ebgp_session(self, fra_server, fra_sbb2, link_type=CLIENT_PROVIDER)
ebgp_session(self, rbx_server, rbx_g1, link_type=CLIENT_PROVIDER)
fra_server.addDaemon(Named)
rbx_server.addDaemon(Named)
self.addDNSZone(name=DOMAIN,
dns_master=fra_server,
dns_slaves=[rbx_server],
nodes=[sbg_web])
reverse_domain_name_ipv6 = ip_address("2023::").reverse_pointer[
-10:] # adding a missing PTR record
ptr_record_ipv6 = PTRRecord(
IPv6Address("2023", "b", "0", "0", "0", "0", "0", "38",
IPV6_LINK_PREFIX).__str__()[:-4],
sbg_web + f".{DOMAIN}")
self.addDNSZone(name=reverse_domain_name_ipv6,
dns_master=fra_server,
dns_slaves=[rbx_server],
ns_domain_name=DOMAIN,
records=[ptr_record_ipv6])
super().build(*args, **kwargs)
def build(self, *args, **kwargs):
# --- Metrics ---
small = 1
medium = 3
large = 8
extra_large = 13
# IPv4 range 198.27.92.0/24
# IPv6 range 2604:2dc0::/32
# lan USA : 2604:2dc0:0000::/34
# OTHER : 2604:2dc0:2000::/34
# lan APAC : 2604:2dc0:4000::/34
# lan EU : 2604:2dc0:8000::/34
#OVH = \32
#OVH+continent = \34
#OVH+continent+type = \36
# ===================== OVH Router configurations ==================
# 16 routers identified by a single IPv4, IPv6 address
# ==================================================================
# --- Routers configuration ---
sin = self.addRouter("sin", config=RouterConfig,lo_addresses=["2604:2dc0:4000::0/36","198.27.92.0/24"])
syd = self.addRouter("syd", config=RouterConfig,lo_addresses=["2604:2dc0:4000::1/36","198.27.92.1/24"])
pao = self.addRouter("pao", config=RouterConfig,lo_addresses=["2604:2dc0::0/36","198.27.92.2/24"])
sjo = self.addRouter("sjo", config=RouterConfig,lo_addresses=["2604:2dc0::1/36","198.27.92.3/24"])
lax1 = self.addRouter("lax1", config=RouterConfig,lo_addresses=["2604:2dc0::2/36","198.27.92.4/24"])
chi1 = self.addRouter("chi1", config=RouterConfig,lo_addresses=["2604:2dc0::3/36","198.27.92.5/24"])
chi5 = self.addRouter("chi5", config=RouterConfig,lo_addresses=["2604:2dc0::4/36","198.27.92.6/24"])
bhs1 = self.addRouter("bhs1", config=RouterConfig,lo_addresses=["2604:2dc0::5/36","198.27.92.7/24"])
bhs2 = self.addRouter("bhs2", config=RouterConfig,lo_addresses=["2604:2dc0::6/36","198.27.92.8/24"])
ash1 = self.addRouter("ash1", config=RouterConfig,lo_addresses=["2604:2dc0::7/36","198.27.92.9/24"])
ash5 = self.addRouter("ash5", config=RouterConfig,lo_addresses=["2604:2dc0::8/36","198.27.92.10/24"])
nwk1 = self.addRouter("nwk1", config=RouterConfig,lo_addresses=["2604:2dc0::9/36","198.27.92.11/24"])
nwk5 = self.addRouter("nwk5", config=RouterConfig,lo_addresses=["2604:2dc0::a/36","198.27.92.12/24"])
nyc = self.addRouter("nyc", config=RouterConfig,lo_addresses=["2604:2dc0::b/36","198.27.92.13/24"])
lon_thw = self.addRouter("lon_thw", config=RouterConfig,lo_addresses=["2604:2dc0:8000::0/36","198.27.92.14/24"])
lon_drch = self.addRouter("lon_drch", config=RouterConfig,lo_addresses=["2604:2dc0:8000::1/36","198.27.92.15/24"])
anycast1 = self.addRouter("anycast1",config = RouterConfig, lo_addresses = ["2604:2dc1::0/128","192.27.92.255/32",] )
anycast2 = self.addRouter("anycast2",config = RouterConfig, lo_addresses = ["2604:2dc1::0/128","192.27.92.255/32",] )
anycast3 = self.addRouter("anycast3",config = RouterConfig, lo_addresses = ["2604:2dc1::0/128","192.27.92.255/32",] )
anycastServers = [anycast1,anycast2,anycast3]
OVHRouters = [sin, syd, pao, sjo, lax1, chi1, chi5, bhs1, bhs2, ash1, ash5, nwk1, nwk5, nyc, lon_thw, lon_drch,anycast1,anycast2,anycast3]
NARouters = [pao,sjo,lax1,chi1,chi5,bhs1,bhs2,ash1,ash5,nwk1,nwk5,nyc]
APACRouters = [sin,syd]
EURouters = [lon_thw,lon_drch]
self.addAS(16276, OVHRouters)
# --- Subnets of each router ---
# IPv6
subnetSin6 = "2604:2dc0:4800::0/40"
subnetSyd6 = "2604:2dc0:4900::0/40"
subnetPao6 = "2604:2dc0:0800::0/40"
subnetSjo6 = "2604:2dc0:0900::0/40"
subnetLax16 = "2604:2dc0:0a00::0/40"
subnetChi16 = "2604:2dc0:0b00::0/40"
subnetChi56 = "2604:2dc0:0c00::0/40"
subnetBhs16 = "2604:2dc0:0d00::0/40"
subnetBhs26 = "2604:2dc0:0e00::0/40"
subnetAsh16 = "2604:2dc0:0f00::0/40"
subnetAsh56 = "2604:2dc0:1000::0/40"
subnetNwk16 = "2604:2dc0:1100::0/40"
subnetNwk56 = "2604:2dc0:1200::0/40"
subnetNyc6 = "2604:2dc0:1300::0/40"
subnetLon_thw6 = "2604:2dc0:8800::0/40"
subnetLon_drch6 = "2604:2dc0:8900::0/40"
# IPv4
subnetSin = "198.27.92.16/28"
subnetSyd = "198.27.92.32/28"
subnetPao = "198.27.92.48/28"
subnetSjo = "198.27.92.64/28"
subnetLax1 = "198.27.92.80/28"
subnetChi1 = "198.27.92.96/28"
subnetChi5 = "198.27.92.112/28"
subnetBhs1 = "198.27.92.128/28"
subnetBhs2 = "198.27.92.144/28"
subnetAsh1 = "198.27.92.160/28"
subnetAsh5 = "198.27.92.176/28"
subnetNwk1 = "198.27.92.192/28"
subnetNwk5 = "198.27.92.208/28"
subnetNyc = "198.27.92.224/28"
subnetLon_thw = "198.27.92.240/29"
subnetLon_drch = "198.27.92.248/29"
OVHSubsnets4 = [subnetSin, subnetSyd,subnetPao,subnetSjo,subnetLax1,subnetChi1,subnetChi5,subnetBhs1,subnetBhs2,subnetAsh1,subnetAsh5,subnetNwk1,subnetNwk5,subnetNyc,subnetLon_thw,subnetLon_drch]
OVHSubsnets6 = [subnetSin6, subnetSyd6,subnetPao6,subnetSjo6,subnetLax16,subnetChi16,subnetChi56,subnetBhs16,subnetBhs26,subnetAsh16,subnetAsh56,subnetNwk16,subnetNwk56,subnetNyc6,subnetLon_thw6,subnetLon_drch6]
# ====== Host configuration ========================================
#
# ==================================================================
hpao = self.addHost("hpao")
self.addLink(hpao,pao)
hsjo = self.addHost("hsjo")
self.addLink(hsjo,sjo)
hlax1 = self.addHost("hlax1")
self.addLink(hlax1,lax1)
hchi1 = self.addHost("hchi1")
self.addLink(hchi1,chi1)
hchi5 = self.addHost("hchi5")
self.addLink(hchi5,chi5)
hbhs1 = self.addHost("hbhs1")
self.addLink(hbhs1,bhs1)
hbhs2 = self.addHost("hbhs2")
self.addLink(hbhs2,bhs2)
hash1 = self.addHost("hash1")
self.addLink(hash1,ash1)
hash5 = self.addHost("hash5")
self.addLink(hash5,ash5)
hnwk1 = self.addHost("hnwk1")
self.addLink(hnwk1,nwk1)
hnwk5 = self.addHost("hnwk5")
self.addLink(hnwk5,nwk5)
hnyc = self.addHost("hnyc")
self.addLink(hnyc,nyc)
hEU = self.addHost("hEU")
self.addLink(hEU,lon_thw,igp_metric=1)
hAPAC = self.addHost("hAPAC")
self.addLink(hAPAC,sin,igp_metric=1)
self.addSubnet(nodes = [sin,hAPAC], subnets = [subnetSin6, subnetSin])
self.addSubnet(nodes = [syd], subnets = [subnetSyd6,subnetSyd])
self.addSubnet(nodes = [pao,hpao], subnets = [subnetPao6,subnetPao])
self.addSubnet(nodes = [sjo,hsjo], subnets = [subnetSjo6,subnetSjo])
self.addSubnet(nodes = [lax1,hlax1], subnets = [subnetLax16,subnetLax1])
self.addSubnet(nodes = [chi1,hchi1], subnets = [subnetChi16,subnetChi1])
self.addSubnet(nodes = [chi5,hchi5], subnets = [subnetChi56,subnetChi5])
self.addSubnet(nodes = [bhs1,hbhs1], subnets = [subnetBhs16,subnetBhs1])
self.addSubnet(nodes = [bhs2,hbhs2], subnets = [subnetBhs26,subnetBhs2])
self.addSubnet(nodes = [ash1,hash1], subnets = [subnetAsh16,subnetAsh1])
self.addSubnet(nodes = [ash5,hash5], subnets = [subnetAsh56,subnetAsh5])
self.addSubnet(nodes = [nwk1,hnwk1], subnets = [subnetNwk16,subnetNwk1])
self.addSubnet(nodes = [nwk5,hnwk5], subnets = [subnetNwk56,subnetNwk5])
self.addSubnet(nodes = [nyc,hnyc], subnets = [subnetNyc6,subnetNyc])
self.addSubnet(nodes = [lon_thw,hEU], subnets = [subnetLon_thw6,subnetLon_thw])
self.addSubnet(nodes = [lon_drch], subnets = [subnetLon_drch6,subnetLon_drch])
# --- Physical links between routers ---
self.addLink(sin, sjo,igp_metric=extra_large)
self.addLink(syd,lax1,igp_metric=extra_large)
self.addLink(syd,sin,igp_metric=large)
self.addLink(syd,lon_thw,igp_metric=extra_large)
self.addLink(syd,lon_drch,igp_metric=extra_large)
self.addLink(sin,lon_thw,igp_metric=extra_large)
self.addLink(sin,lon_drch,igp_metric=extra_large)
self.addLink(lon_thw,lon_drch,igp_metric=small)
self.addLink(pao,sjo,igp_metric=medium)
self.addLink(sjo,lax1,igp_metric=medium)
self.addLink(pao,chi1,igp_metric=medium)
self.addLink(pao,chi5,igp_metric=medium)
self.addLink(chi1,chi5,igp_metric=small)
self.addLink(lax1,ash1,igp_metric=large)
self.addLink(lax1,ash5,igp_metric=large)
self.addLink(ash1,ash5,igp_metric=small)
self.addLink(chi1,bhs1,igp_metric=medium)
self.addLink(chi5,bhs2,igp_metric=medium)
self.addLink(bhs1,bhs2,igp_metric=small)
self.addLink(bhs1,nwk1,igp_metric=medium)
self.addLink(bhs2,nwk5,igp_metric=medium)
self.addLink(ash1,nwk1,igp_metric=large)
self.addLink(ash5,nwk5,igp_metric=large)
self.addLink(ash1,chi1,igp_metric=large)
self.addLink(ash5,chi5,igp_metric=large)
self.addLink(nwk1,nwk5,igp_metric=small)
self.addLink(nwk1,nyc,igp_metric=small)
self.addLink(nwk5,nyc,igp_metric=small)
self.addLink(nwk1,lon_thw,igp_metric=extra_large)
self.addLink(nwk5,lon_drch,igp_metric=extra_large)
"""
self.addLink(anycast1,sin)
self.addLink(anycast2,ash1);
self.addLink(anycast3,lon_thw)
"""
anycast1_link = self.addLink(anycast1, sin)
anycast1_link[anycast1].addParams(ip = ("fc00:0:27::2/48","192.168.39.2/24"))
anycast1_link[sin].addParams(ip = ("fc00:0:27::1/48","192.168.39.1/24"))
anycast2_link = self.addLink(anycast2, ash1)
anycast2_link[anycast2].addParams(ip = ("fc00:0:28::1/48","192.168.40.1/24"))
anycast2_link[ash1].addParams(ip = ("fc00:0:28::2/48","192.168.40.2/24"))
anycast3_link = self.addLink(anycast3, lon_thw)
anycast3_link[anycast3].addParams(ip = ("fc00:0:29::1/48","192.168.41.1/24"))
anycast3_link[lon_thw].addParams(ip = ("fc00:0:29::2/48","192.168.41.2/24"))
# --- Rules for inputTable ---
ip_rules = [InputFilter(default="DROP", rules=[
Allow(iif='lo'),
Allow(m='conntrack --ctstate RELATED,ESTABLISHED'),
Deny(m='conntrack --ctstate INVALID'),
Allow(p='icmp --icmp-type 0', m='conntrack --ctstate NEW'),
Allow(p='icmp --icmp-type 3', m='conntrack --ctstate NEW'),
Allow(p='icmp --icmp-type 8', m='conntrack --ctstate NEW'),
Allow(p='icmp --icmp-type 9', m='conntrack --ctstate NEW'),
Allow(p='icmp --icmp-type 10', m='conntrack --ctstate NEW'),
Allow(p='icmp --icmp-type 11', m='conntrack --ctstate NEW'),
Allow(src='1.3.1.0/24'),
Allow(src='1.4.2.0/24'),
Allow(src='1.5.3.0/24'),
Allow(src='1.6.4.0/24'),
Allow(src='198.27.92.0/24'),
]),
OutputFilter(default="ACCEPT", rules=[
Deny(m='state --state INVALID'),
]),
TransitFilter(default="ACCEPT", rules=[
Deny(m='state --state INVALID'),
])]
ip6_rules = [
Rule('-A INPUT -i lo -j ACCEPT'),
Rule('-A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT'),
Rule('-A INPUT -m conntrack --ctstate INVALID -j DROP'),
Rule('-A INPUT -p icmpv6 --icmpv6-type 0 -m conntrack --ctstate NEW -j ACCEPT'),
Rule('-A INPUT -p icmpv6 --icmpv6-type 3 -m conntrack --ctstate NEW -j ACCEPT'),
Rule('-A INPUT -p icmpv6 --icmpv6-type 8 -m conntrack --ctstate NEW -j ACCEPT'),
Rule('-A INPUT -p icmpv6 --icmpv6-type 9 -m conntrack --ctstate NEW -j ACCEPT'),
Rule('-A INPUT -p icmpv6 --icmpv6-type 10 -m conntrack --ctstate NEW -j ACCEPT'),
Rule('-A INPUT -p icmpv6 --icmpv6-type 11 -m conntrack --ctstate NEW -j ACCEPT'),
Rule('-A INPUT -s c1a4:4ad:c0ff:ee::/64 -j ACCEPT'),
Rule('-A INPUT -s c1a4:4ad:c0ff:ee::/64 -j ACCEPT'),
Rule('-A INPUT -s cafe:d0d0:e5:dead::/64 -j ACCEPT'),
Rule('-A INPUT -s aaaa:aaaa:aaaa:aaaa::/64 -j ACCEPT'),
Rule('-A INPUT -s 2604:2dc0::/32 -j ACCEPT'),
Rule('-P INPUT ACCEPT')]
for r in OVHRouters:
r.addDaemon(IPTables, rules=ip_rules)
r.addDaemon(IP6Tables, rules=ip6_rules)
# ========================= OSPF configuration ==================
#
# ===============================================================
# --- Add a OSPF daemon on each router of OVH
for r in OVHRouters:
if(r not in anycastServers):
r.addDaemon(OSPF, KEYID=1, KEY="OVHKEY")
r.addDaemon(OSPF6)
# ========================= BGP configuration ==================
# - 3 route reflectors at level 1 (highest in hierarchy)
# - 3 route reflectors at level 0
# ==============================================================
# --- Add a BGP daemon on each router ---
for i in range(len(OVHRouters)-len(anycastServers)):
OVHRouters[i].addDaemon(BGP,debug = ("neighbor",),address_families=(AF_INET(networks=(OVHSubsnets4[i],)),AF_INET6(networks=(OVHSubsnets6[i],))), bgppassword="******")
anycast1.addDaemon(BGP,RouterConfig,address_families = ( AF_INET6( networks=("2604:2dc0::0/128",) ), AF_INET( networks=("192.27.92.255/32",))));
anycast2.addDaemon(BGP,RouterConfig,address_families = ( AF_INET6( networks=("2604:2dc0::0/128",) ), AF_INET( networks=("192.27.92.255/32",))));
anycast3.addDaemon(BGP,RouterConfig,address_families = ( AF_INET6( networks=("2604:2dc0::0/128",) ), AF_INET( networks=("192.27.92.255/32",))));
bgp_anycast(self,sin,anycast1)
bgp_anycast(self,ash1,anycast2)
bgp_anycast(self,lon_thw,anycast3)
# add bgp communities setup
for r in NARouters:
rm_setup(self,r,'NA')
for r in EURouters:
rm_setup(self,r,'EU')
for r in APACRouters:
rm_setup(self,r,'APAC')
# --- Configure the router reflectors ---
# Lower hierarchy route reflectors
# --- Configure the router reflectors ---
set_rr(self, rr= bhs1, peers=[chi1,pao,nwk1,nyc])
set_rr(self, rr= bhs2, peers=[nwk5,pao,sjo,chi1,chi5,lax1])
set_rr(self, rr= ash5, peers=[nyc,chi5,nwk5,lax1,sjo,nwk1])
bgp_peering(self, bhs1, bhs2)
bgp_peering(self, bhs1, ash5)
bgp_peering(self, bhs2, ash5)
# higher hierarchy route reflectors
set_rr(self, rr= ash1, peers=[bhs1,bhs2,ash5,anycast1]) # This one is a super RR
set_rr(self, rr = lon_thw, peers=[lon_drch,anycast2]) # This one is a super RR
set_rr(self, rr = sin, peers=[syd,anycast3]) # This one is a super RR
ibgp_Inter_Region(self, ash1, lon_thw)
ibgp_Inter_Region(self, ash1, sin)
ibgp_Inter_Region(self, sin, lon_thw)
# ====== Router configurations of transit/stub providers ===========
# - 1 stub provider : Google (ggl)
# - 3 transit providers :
# - Cogent (cgt)
# - Level3 (lvl3)
# - Telia (tel)
# ==================================================================
# --- Google (AS=2)
ggl = self.addRouter("ggl", config=RouterConfig)
self.addLinks( (ggl,ash1), (ggl,ash5) )
self.addAS(2,(ggl , ))
lan_ggl = '1.3.1.0/24'
lan_ggl_v6 = 'cafe:babe:dead:beaf::/64'
ggl.addDaemon(BGP, address_families=(AF_INET(networks=(lan_ggl,)),AF_INET6(networks=(lan_ggl_v6,))), bgppassword="******")
h_ggl = self.addHost("h_ggl")
self.addSubnet(nodes = [ggl, h_ggl], subnets=(lan_ggl,lan_ggl_v6))
self.addLink(h_ggl,ggl,igp_metric=1)
ebgp_Client(self,ash5,ggl,'NA')
ebgp_Client(self,ash1,ggl,'NA')
# --- Cogent (AS=3)
cgt = self.addRouter("cgt", config=RouterConfig)
self.addLinks( (cgt,nwk1), (cgt,nwk5), (cgt,ash1), (cgt,ash5), (cgt,chi1), (cgt,sjo) )
self.addAS(3,(cgt , ))
lan_cgt = '1.4.2.0/24'
lan_cgt_v6 = 'c1a4:4ad:c0ff:ee::/64'
cgt.addDaemon(BGP, address_families=(AF_INET6(networks=(lan_cgt_v6,)),AF_INET(networks=(lan_cgt,)),), bgppassword="******")
h_cgt = self.addHost("h_cgt")
self.addSubnet(nodes = [cgt, h_cgt], subnets=(lan_cgt,lan_cgt_v6))
self.addLink(h_cgt,cgt,igp_metric=1)
ebgp_Peer(self,nwk1, cgt,'NA')
ebgp_Peer(self,nwk5, cgt,'NA')
ebgp_Peer(self,ash1, cgt,'NA')
ebgp_Peer(self,ash5, cgt,'NA')
ebgp_Peer(self,chi1, cgt,'NA')
ebgp_Peer(self,sjo, cgt,'NA')
# --- Level 3 (AS=4)
lvl3 = self.addRouter("lvl3", config=RouterConfig)
self.addLinks( (lvl3,nwk1), (lvl3,nwk5), (lvl3,chi1), (lvl3,chi5), (lvl3,sjo) )
self.addAS(4,(lvl3, ))
lan_lvl3 = '1.5.3.0/24'
lan_lvl3_v6 = 'cafe:d0d0:e5:dead::/64'
lvl3.addDaemon(BGP, address_families=(AF_INET6(networks=(lan_lvl3_v6,)),AF_INET(networks=(lan_lvl3,)),), bgppassword="******")
h_lvl3 = self.addHost("h_lvl3")
self.addSubnet(nodes = [lvl3, h_lvl3], subnets=(lan_lvl3,lan_lvl3_v6))
self.addLink(h_lvl3,lvl3,igp_metric=1)
ebgp_Peer(self,nwk1, lvl3,'NA')
ebgp_Peer(self,nwk5, lvl3,'NA')
ebgp_Peer(self,chi1, lvl3,'NA')
ebgp_Peer(self,chi5, lvl3,'NA')
ebgp_Peer(self,sjo, lvl3,'NA')
# --- Telia (AS=5)
tel = self.addRouter("tel", config=RouterConfig)
self.addLinks( (tel,nwk1), (tel,nwk5), (tel,ash5), (tel,chi5), (tel,pao) )
self.addAS(5,(tel, ))
lan_tel = '1.6.4.0/24'
lan_tel_v6 = 'aaaa:aaaa:aaaa:aaaa::/64'
tel.addDaemon(BGP, address_families=(AF_INET6(networks=(lan_tel_v6,)),AF_INET(networks=(lan_tel,)),), bgppassword="******")
h_tel = self.addHost("h_tel")
self.addSubnet(nodes = [tel, h_tel], subnets=(lan_tel,lan_tel_v6))
self.addLink(h_tel,tel,igp_metric=1)
ebgp_Peer(self,nwk1, tel,'NA')
ebgp_Peer(self,nwk5, tel,'NA')
ebgp_Peer(self,ash5, tel,'NA')
ebgp_Peer(self,chi5, tel,'NA')
ebgp_Peer(self,pao, tel,'NA')
# ebgp_session(self, tel, nwk1, link_type=SHARE)
# ebgp_session(self, tel, nwk5, link_type=SHARE)
# ebgp_session(self, tel, ash5, link_type=SHARE)
# ebgp_session(self, tel, chi5, link_type=SHARE)
# ebgp_session(self, tel, pao, link_type=SHARE)
externalRouters = [ggl, cgt, lvl3, tel]
for eR in externalRouters:
eR.addDaemon(OSPF6)
eR.addDaemon(OSPF)
# --- Test for BGP communities ---
# tel shouldn't be reached by hosts outside NA
tel.get_config(BGP).set_community(community = '16276:31',to_peer= nwk1)
tel.get_config(BGP).set_community(community = '16276:31',to_peer= nwk5)
tel.get_config(BGP).set_community(community = '16276:31',to_peer= ash5)
tel.get_config(BGP).set_community(community = '16276:31',to_peer= chi5)
tel.get_config(BGP).set_community(community = '16276:31',to_peer= pao)
# routes from ggl should be sent to other clients/peers with prepending
ggl.get_config(BGP).set_community(community = '16276:9',to_peer= ash1)
ggl.get_config(BGP).set_community(community = '16276:9',to_peer= ash5)
# routes from cgt sent to other clients/peers should have the no-export community
cgt.get_config(BGP).set_community(community= '16276:95',to_peer= nwk1)
cgt.get_config(BGP).set_community(community= '16276:95',to_peer= nwk5)
cgt.get_config(BGP).set_community(community= '16276:95',to_peer= ash1)
cgt.get_config(BGP).set_community(community= '16276:95',to_peer= ash5)
cgt.get_config(BGP).set_community(community= '16276:95',to_peer= chi1)
cgt.get_config(BGP).set_community(community= '16276:95',to_peer= sjo)
# routes from lvl3 should be blackholed other than chi should be blackholed
lvl3.get_config(BGP).set_community(community='blackhole',to_peer=nwk1)
lvl3.get_config(BGP).set_community(community='blackhole',to_peer=nwk5)
lvl3.get_config(BGP).set_community(community='blackhole',to_peer=sjo)
# routes from lvl3 learn by chi1 should have a higher pref and those learn by chi5 a lower pref
lvl3.get_config(BGP).set_community(community='16276:10',to_peer=chi1)
lvl3.get_config(BGP).set_community(community='16276:20',to_peer=chi5)
super().build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
Topo from slide 43 iBGP
"""
# Add all routers
as1r1 = self.bgp('as1r1')
as1r2 = self.bgp('as1r2')
as1r3 = self.bgp('as1r3')
as1r4 = self.bgp('as1r4')
as1r5 = self.bgp('as1r5')
as1r6 = self.bgp('as1r6')
as4r1 = self.bgp('as4r1')
as4r2 = self.bgp('as4r2')
as5r1 = self.bgp('as5r1')
as3r1 = self.bgp('as3r1')
as2r1 = self.addRouter('as2r1')
as2r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/32', )), ))
as2h1 = self.addHost("as2h1")
as1h1 = self.addHost("as1h1")
as1h2 = self.addHost("as1h2")
as1h3 = self.addHost("as1h3")
as1h4 = self.addHost("as1h4")
as1h5 = self.addHost("as1h5")
as1h6 = self.addHost("as1h6")
# Add Links
self.addLink(as1r1,
as1r6,
params1={"ip": ("fd00:1:1::1/48", )},
params2={"ip": ("fd00:1:1::2/48", )})
self.addLink(as1r1,
as1r3,
params1={"ip": ("fd00:1:2::1/48", )},
params2={"ip": ("fd00:1:2::2/48", )})
self.addLink(as1r3,
as1r2,
params1={"ip": ("fd00:1:4::1/48", )},
params2={"ip": ("fd00:1:4::2/48", )})
self.addLink(as1r3,
as1r6,
params1={"ip": ("fd00:1:3::1/48", )},
params2={"ip": ("fd00:1:3::2/48", )})
self.addLink(as1r2,
as1r4,
params1={"ip": ("fd00:1:5::1/48", )},
params2={"ip": ("fd00:1:5::2/48", )})
self.addLink(as1r4,
as1r5,
params1={"ip": ("fd00:1:6::1/48", )},
params2={"ip": ("fd00:1:6::2/48", )})
self.addLink(as1r5,
as1r6,
params1={"ip": ("fd00:1:7::1/48", )},
params2={"ip": ("fd00:1:7::2/48", )})
self.addLink(as4r1,
as1r5,
params1={"ip": ("fd00:4:2::1/48", )},
params2={"ip": ("fd00:4:2::2/48", )})
self.addLink(as4r2,
as1r4,
params1={"ip": ("fd00:4:1::1/48", )},
params2={"ip": ("fd00:4:1::2/48", )})
self.addLink(as3r1,
as1r1,
params1={"ip": ("fd00:3:1::1/48", )},
params2={"ip": ("fd00:3:1::2/48", )})
self.addLink(as5r1,
as1r6,
params1={"ip": ("fd00:5:1::1/48", )},
params2={"ip": ("fd00:5:1::2/48", )})
self.addLink(as3r1,
as5r1,
params1={"ip": ("fd00:5:2::1/48", )},
params2={"ip": ("fd00:5:2::2/48", )})
self.addLink(as5r1,
as2r1,
params1={"ip": ("fd00:2:1::1/48", )},
params2={"ip": ("fd00:2:1::2/48", )})
self.addLink(as2r1,
as4r1,
params1={"ip": ("fd00:2:2::1/48", )},
params2={"ip": ("fd00:2:2::2/48", )})
self.addLink(as4r1,
as4r2,
params1={"ip": ("fd00:4:3::1/48", )},
params2={"ip": ("fd00:4:3::2/48", )})
self.addLink(as2r1,
as2h1,
params1={"ip": ("dead:beef::1/32", )},
params2={"ip": ("dead:beef::2/32", )})
self.addLink(as1r1, as1h1)
self.addLink(as1r2, as1h2)
self.addLink(as1r3, as1h3)
self.addLink(as1r4, as1h4)
self.addLink(as1r5, as1h5)
self.addLink(as1r6, as1h6)
set_rr(self, rr=as1r2, peers=[as1r1, as1r3, as1r4, as1r5, as1r6])
set_rr(self, rr=as1r4, peers=[as1r1, as1r2, as1r5, as1r3, as1r6])
set_rr(self, rr=as1r3, peers=[as1r1, as1r2, as1r4, as1r5, as1r6])
# Add full mesh
self.addAS(2, (as2r1, ))
self.addAS(3, (as3r1, ))
self.addAS(5, (as5r1, ))
self.addiBGPFullMesh(4, routers=[as4r1, as4r2])
self.addAS(1, (as1r1, as1r2, as1r3, as1r4, as1r5, as1r6))
# Add eBGP session
ebgp_session(self, as1r6, as5r1)
ebgp_session(self, as1r1, as3r1)
ebgp_session(self, as1r4, as4r2)
ebgp_session(self, as1r5, as4r1)
ebgp_session(self, as3r1, as5r1)
ebgp_session(self, as5r1, as2r1)
ebgp_session(self, as2r1, as4r1)
super(BGPTopo3RR1, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
+---$>----AS5--------------=-----+
| |
AS1 -<$--- AS2 --=--> AS3---=----AS4
^ |
+-----------$---------+
"""
# Add all routers
as1 = self.addRouter('as1')
as2 = self.addRouter('as2')
as3 = self.addRouter('as3')
as4 = self.addRouter('as4')
as5 = self.addRouter('as5')
routers = self.routers()
prefix = {
routers[i]: '2001:cafe:%04x::/48' % (i + 1)
for i in range(len(routers))
}
as1.addDaemon(BGP,
address_families=(AF_INET6(networks=(prefix[as1], )), ))
as2.addDaemon(BGP,
address_families=(AF_INET6(networks=(prefix[as2], )), ))
as3.addDaemon(BGP,
address_families=(AF_INET6(networks=(prefix[as3], )), ))
as4.addDaemon(BGP,
address_families=(AF_INET6(networks=(prefix[as4], )), ))
as5.addDaemon(BGP,
address_families=(AF_INET6(networks=(prefix[as5], )), ))
# Add hosts
h1 = self.addHost("h1")
h2 = self.addHost("h2")
h3 = self.addHost("h3")
h4 = self.addHost("h4")
h5 = self.addHost("h5")
# Add all links
l12 = self.addLink(as1, as2, delay='10ms')
l12[as1].addParams(ip="2001:cafe:1:12::1/64")
l12[as2].addParams(ip="2001:cafe:1:12::2/64")
l13 = self.addLink(as1, as3, delay='10ms')
l13[as1].addParams(ip="2001:cafe:1:13::1/64")
l13[as3].addParams(ip="2001:cafe:1:13::3/64")
l23 = self.addLink(as2, as3, delay='10ms')
l23[as2].addParams(ip="2001:cafe:2:23::2/64")
l23[as3].addParams(ip="2001:cafe:2:23::3/64")
l15 = self.addLink(as1, as5, delay='10ms')
l15[as1].addParams(ip="2001:cafe:1:15::1/64")
l15[as5].addParams(ip="2001:cafe:1:15::5/64")
l24 = self.addLink(as2, as4, delay='10ms')
l24[as2].addParams(ip="2001:cafe:2:24::2/64")
l24[as4].addParams(ip="2001:cafe:2:24::4/64")
l34 = self.addLink(as3, as4, delay='10ms')
l34[as3].addParams(ip="2001:cafe:3:34::3/64")
l34[as4].addParams(ip="2001:cafe:3:34::4/64")
l45 = self.addLink(as4, as5, delay='10ms')
l45[as4].addParams(ip="2001:cafe:4:45::4/64")
l45[as5].addParams(ip="2001:cafe:4:45::5/64")
# Links to the hosts
las1h1 = self.addLink(as1, h1)
las1h1[as1].addParams(ip=("2001:cafe:1:1::1/64"))
las1h1[h1].addParams(ip=("2001:cafe:1:1::11/64"))
las2h2 = self.addLink(as2, h2)
las2h2[as2].addParams(ip=("2001:cafe:2:1::2/64"))
las2h2[h2].addParams(ip=("2001:cafe:2:1::12/64"))
las3h3 = self.addLink(as3, h3)
las3h3[as3].addParams(ip=("2001:cafe:3:1::3/64"))
las3h3[h3].addParams(ip=("2001:cafe:3:1::13/64"))
las4h4 = self.addLink(as4, h4)
las4h4[as4].addParams(ip=("2001:cafe:4:1::4/64"))
las4h4[h4].addParams(ip=("2001:cafe:4:1::14/64"))
las5h5 = self.addLink(as5, h5)
las5h5[as5].addParams(ip=("2001:cafe:5:1::5/64"))
las5h5[h5].addParams(ip=("2001:cafe:5:1::15/64"))
# Set AS-ownerships
self.addAS(1, (as1, ))
self.addAS(2, (as2, ))
self.addAS(3, (as3, ))
self.addAS(4, (as4, ))
self.addAS(5, (as5, ))
# Add eBGP sessions
ebgp_session(self, as2, as1, link_type=CLIENT_PROVIDER)
ebgp_session(self, as3, as1, link_type=CLIENT_PROVIDER)
ebgp_session(self, as5, as1, link_type=CLIENT_PROVIDER)
ebgp_session(self, as3, as4, link_type=CLIENT_PROVIDER)
ebgp_session(self, as2, as3, link_type=SHARE)
ebgp_session(self, as2, as4, link_type=SHARE)
ebgp_session(self, as4, as5, link_type=SHARE)
super(MyTopology, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
# first step, adding routers
# =========================================================
# routers of MRS
MRS1 = self.addRouter(
"MRS1",
config=RouterConfig,
lo_addresses=[europe_ipv6 + "000::/64", MRS_ipv4 + "100/32"])
MRS2 = self.addRouter(
"MRS2",
config=RouterConfig,
lo_addresses=[europe_ipv6 + "100::/64", MRS_ipv4 + "110/32"])
# routers of PAR
PAR1 = self.addRouter(
"PAR1",
config=RouterConfig,
lo_addresses=[europe_ipv6 + "200::/64", PAR_ipv4 + "100/32"])
PAR2 = self.addRouter(
"PAR2",
config=RouterConfig,
lo_addresses=[europe_ipv6 + "300::/64", PAR_ipv4 + "110/32"])
# routers of SIN
SIN1 = self.addRouter(
"SIN1",
config=RouterConfig,
lo_addresses=[asia_ipv6 + "000::/64", SIN_ipv4 + "100/32"])
SIN2 = self.addRouter(
"SIN2",
config=RouterConfig,
lo_addresses=[asia_ipv6 + "100::/64", SIN_ipv4 + "110/32"])
# routers of SYD
SYD1 = self.addRouter(
"SYD1",
config=RouterConfig,
lo_addresses=[asia_ipv6 + "200::/64", SYD_ipv4 + "100/32"])
SYD2 = self.addRouter(
"SYD2",
config=RouterConfig,
lo_addresses=[asia_ipv6 + "300::/64", SYD_ipv4 + "110/32"])
# routers of LAX
LAX1 = self.addRouter(
"LAX1",
config=RouterConfig,
lo_addresses=[NA_ipv6 + "000::/64", LAX_ipv4 + "100/32"])
LAX2 = self.addRouter(
"LAX2",
config=RouterConfig,
lo_addresses=[NA_ipv6 + "100::/64", LAX_ipv4 + "110/32"])
# routers of SJO
SJO1 = self.addRouter(
"SJO1",
config=RouterConfig,
lo_addresses=[NA_ipv6 + "200::/64", SJO_ipv4 + "100/32"])
SJO2 = self.addRouter(
"SJO2",
config=RouterConfig,
lo_addresses=[NA_ipv6 + "300::/64", SJO_ipv4 + "110/32"])
# routers of ASH
ASH1 = self.addRouter(
"ASH1",
config=RouterConfig,
lo_addresses=[NA_ipv6 + "400::/64", ASH_ipv4 + "100/32"])
ASH2 = self.addRouter(
"ASH2",
config=RouterConfig,
lo_addresses=[NA_ipv6 + "500::/64", ASH_ipv4 + "110/32"])
# routers peering vodafone
VDFSIN1 = self.addRouter(
"VDFSIN1",
config=RouterConfig,
lo_addresses=[VDF_ipv6 + "000::/64", VDF_ipv4 + "100/32"])
VDFSIN2 = self.addRouter(
"VDFSIN2",
config=RouterConfig,
lo_addresses=[VDF_ipv6 + "001::/64", VDF_ipv4 + "110/32"])
VDFASH1 = self.addRouter(
"VDFASH1",
config=RouterConfig,
lo_addresses=[VDF_ipv6 + "002::/64", VDF_ipv4 + "120/32"])
VDFPAR2 = self.addRouter(
"VDFPAR2",
config=RouterConfig,
lo_addresses=[VDF_ipv6 + "003::/64", VDF_ipv4 + "130/32"])
# routers peering equinix
EQXSIN1 = self.addRouter(
"EQXSIN1",
config=RouterConfig,
lo_addresses=[EQX_ipv6 + "000::/64", EQX_ipv4 + "100/32"])
EQXSYD2 = self.addRouter(
"EQXSYD2",
config=RouterConfig,
lo_addresses=[EQX_ipv6 + "001::/64", EQX_ipv4 + "110/32"])
# routers peering NTT
NTTSYD1 = self.addRouter(
"NTTSYD1",
config=RouterConfig,
lo_addresses=[NTT_ipv6 + "000::/64", NTT_ipv4 + "100/32"])
NTTSYD2 = self.addRouter(
"NTTSYD2",
config=RouterConfig,
lo_addresses=[NTT_ipv6 + "001::/64", NTT_ipv4 + "110/32"])
# adding OSPF6 as IGP
# =========================================================
MRS1.addDaemon(OSPF6)
MRS2.addDaemon(OSPF6)
SIN1.addDaemon(OSPF6)
SIN2.addDaemon(OSPF6)
SYD1.addDaemon(OSPF6)
SYD2.addDaemon(OSPF6)
LAX1.addDaemon(OSPF6)
LAX2.addDaemon(OSPF6)
SJO1.addDaemon(OSPF6)
SJO2.addDaemon(OSPF6)
ASH1.addDaemon(OSPF6)
ASH2.addDaemon(OSPF6)
PAR1.addDaemon(OSPF6)
PAR2.addDaemon(OSPF6)
VDFSIN1.addDaemon(OSPF6)
VDFSIN2.addDaemon(OSPF6)
VDFASH1.addDaemon(OSPF6)
VDFPAR2.addDaemon(OSPF6)
EQXSIN1.addDaemon(OSPF6)
EQXSYD2.addDaemon(OSPF6)
NTTSYD1.addDaemon(OSPF6)
NTTSYD2.addDaemon(OSPF6)
# adding OSPF
# =========================================================
MRS1.addDaemon(OSPF)
MRS2.addDaemon(OSPF)
SIN1.addDaemon(OSPF)
SIN2.addDaemon(OSPF)
SYD1.addDaemon(OSPF)
SYD2.addDaemon(OSPF)
LAX1.addDaemon(OSPF)
LAX2.addDaemon(OSPF)
SJO1.addDaemon(OSPF)
SJO2.addDaemon(OSPF)
ASH1.addDaemon(OSPF)
ASH2.addDaemon(OSPF)
PAR1.addDaemon(OSPF)
PAR2.addDaemon(OSPF)
VDFSIN1.addDaemon(OSPF)
VDFSIN2.addDaemon(OSPF)
VDFASH1.addDaemon(OSPF)
VDFPAR2.addDaemon(OSPF)
EQXSIN1.addDaemon(OSPF)
EQXSYD2.addDaemon(OSPF)
NTTSYD1.addDaemon(OSPF)
NTTSYD2.addDaemon(OSPF)
# adding BGP
# =========================================================
MRS1.addDaemon(BGP, debug=("neighbor", "updates"))
MRS2.addDaemon(BGP, debug=("neighbor", "updates"))
SIN1.addDaemon(BGP, debug=("neighbor", "updates"))
SIN2.addDaemon(BGP, debug=("neighbor", "updates"))
SYD1.addDaemon(BGP, debug=("neighbor", "updates"))
SYD2.addDaemon(BGP, debug=("updates", "neighbor"))
LAX1.addDaemon(BGP, debug=("neighbor", "updates"))
LAX2.addDaemon(BGP, debug=("updates", "neighbor"))
SJO1.addDaemon(BGP, debug=("updates", "neighbor"))
SJO2.addDaemon(BGP, debug=("updates", "neighbor"))
ASH1.addDaemon(BGP, debug=("updates", "neighbor"))
ASH2.addDaemon(BGP, debug=("updates", "neighbor"))
PAR1.addDaemon(BGP, debug=("updates", "neighbor"))
PAR2.addDaemon(BGP, debug=("updates", "neighbor"))
VDFSIN1.addDaemon(BGP,
address_families=(
AF_INET6(redistribute=['connected']),
AF_INET(redistribute=['connected']),
),
debug=("updates", ))
VDFSIN2.addDaemon(BGP,
address_families=(
AF_INET6(redistribute=['connected']),
AF_INET(redistribute=['connected']),
),
debug=("updates", ))
VDFASH1.addDaemon(BGP,
address_families=(
AF_INET6(redistribute=['connected']),
AF_INET(redistribute=['connected']),
),
debug=("updates", ))
VDFPAR2.addDaemon(BGP,
address_families=(
AF_INET6(redistribute=['connected']),
AF_INET(redistribute=['connected']),
),
debug=("updates", ))
EQXSIN1.addDaemon(BGP,
address_families=(
AF_INET6(redistribute=['connected']),
AF_INET(redistribute=['connected']),
),
debug=("updates", ))
EQXSYD2.addDaemon(BGP,
address_families=(
AF_INET6(redistribute=['connected']),
AF_INET(redistribute=['connected']),
),
debug=("updates", ))
NTTSYD1.addDaemon(BGP,
address_families=(
AF_INET6(redistribute=['connected']),
AF_INET(redistribute=['connected']),
),
debug=("updates", ))
NTTSYD2.addDaemon(BGP,
address_families=(
AF_INET6(redistribute=['connected']),
AF_INET(redistribute=['connected']),
),
debug=("updates", ))
# linkin twin datacenters
# =========================================================
l_MRS1_MRS2 = self.addLink(MRS1,
MRS2,
igp_metric=2,
password=OSPF_PW_EU)
l_MRS1_MRS2[MRS1].addParams(ip=(europe_ipv6 + "00a::1/64",
MRS_ipv4 + "129/30"))
l_MRS1_MRS2[MRS2].addParams(ip=(europe_ipv6 + "00a::2/64",
MRS_ipv4 + "130/30"))
l_SIN1_SIN2 = self.addLink(SIN1,
SIN2,
igp_metric=2,
password=OSPF_PW_AS)
l_SIN1_SIN2[SIN1].addParams(ip=(asia_ipv6 + "00a::1/64",
SIN_ipv4 + "129/30"))
l_SIN1_SIN2[SIN2].addParams(ip=(asia_ipv6 + "00a::2/64",
SIN_ipv4 + "130/30"))
l_SYD1_SYD2 = self.addLink(SYD1,
SYD2,
igp_metric=2,
password=OSPF_PW_AS)
l_SYD1_SYD2[SYD1].addParams(ip=(asia_ipv6 + "00c::1/64",
SYD_ipv4 + "129/30"))
l_SYD1_SYD2[SYD2].addParams(ip=(asia_ipv6 + "00c::2/64",
SYD_ipv4 + "130/30"))
l_PAR1_PAR2 = self.addLink(PAR1,
PAR2,
igp_metric=2,
password=OSPF_PW_EU)
l_PAR1_PAR2[PAR1].addParams(ip=(europe_ipv6 + "00b::1/64",
PAR_ipv4 + "129/30"))
l_PAR1_PAR2[PAR2].addParams(ip=(europe_ipv6 + "00b::2/64",
PAR_ipv4 + "130/30"))
l_ASH1_ASH2 = self.addLink(ASH1,
ASH2,
igp_metric=2,
password=OSPF_PW_NA)
l_ASH1_ASH2[ASH1].addParams(ip=(NA_ipv6 + "00a::1/64",
ASH_ipv4 + "129/30"))
l_ASH1_ASH2[ASH2].addParams(ip=(NA_ipv6 + "00a::2/64",
ASH_ipv4 + "130/30"))
l_LAX1_LAX2 = self.addLink(LAX1,
LAX2,
igp_metric=2,
password=OSPF_PW_NA)
l_LAX1_LAX2[LAX1].addParams(ip=(NA_ipv6 + "00b::1/64",
LAX_ipv4 + "129/30"))
l_LAX1_LAX2[LAX2].addParams(ip=(NA_ipv6 + "00b::2/64",
LAX_ipv4 + "130/30"))
l_SJO1_SJO2 = self.addLink(SJO1,
SJO2,
igp_metric=2,
password=OSPF_PW_NA)
l_SJO1_SJO2[SJO1].addParams(ip=(NA_ipv6 + "00c::1/64",
SJO_ipv4 + "129/30"))
l_SJO1_SJO2[SJO2].addParams(ip=(NA_ipv6 + "00c::2/64",
SJO_ipv4 + "130/30"))
# =========================================================
l_MRS1_SIN1 = self.addLink(MRS1,
SIN1,
igp_metric=20,
password=OSPF_PW_EU)
l_MRS1_SIN1[MRS1].addParams(ip=(europe_ipv6 + "011::1/64",
MRS_ipv4 + "5/30"))
l_MRS1_SIN1[SIN1].addParams(ip=(europe_ipv6 + "011::2/64",
MRS_ipv4 + "6/30"))
l_MRS2_SIN2 = self.addLink(MRS2,
SIN2,
igp_metric=26,
password=OSPF_PW_EU)
l_MRS2_SIN2[MRS2].addParams(ip=(europe_ipv6 + "022::1/64",
MRS_ipv4 + "9/30"))
l_MRS2_SIN2[SIN2].addParams(ip=(europe_ipv6 + "022::2/64",
MRS_ipv4 + "10/30"))
l_SIN1_SYD1 = self.addLink(SIN1,
SYD1,
igp_metric=3,
password=OSPF_PW_AS)
l_SIN1_SYD1[SIN1].addParams(ip=(asia_ipv6 + "011::1/64",
SIN_ipv4 + "5/30"))
l_SIN1_SYD1[SYD1].addParams(ip=(asia_ipv6 + "011::2/64",
SIN_ipv4 + "6/30"))
l_SIN2_SYD2 = self.addLink(SIN2,
SYD2,
igp_metric=3,
password=OSPF_PW_AS)
l_SIN2_SYD2[SIN2].addParams(ip=(asia_ipv6 + "022::1/64",
SIN_ipv4 + "9/30"))
l_SIN2_SYD2[SYD2].addParams(ip=(asia_ipv6 + "022::2/64",
SIN_ipv4 + "10/30"))
l_SIN2_SJO1 = self.addLink(SIN2,
SJO1,
igp_metric=20,
password=OSPF_PW_AS)
l_SIN2_SJO1[SIN2].addParams(ip=(asia_ipv6 + "021::1/64",
SIN_ipv4 + "13/30"))
l_SIN2_SJO1[SJO1].addParams(ip=(asia_ipv6 + "021::2/64",
SIN_ipv4 + "14/30"))
l_SIN1_SJO2 = self.addLink(SIN1,
SJO2,
igp_metric=20,
password=OSPF_PW_AS)
l_SIN1_SJO2[SIN1].addParams(ip=(asia_ipv6 + "220::1/64",
SIN_ipv4 + "17/30"))
l_SIN1_SJO2[SJO2].addParams(ip=(asia_ipv6 + "220::2/64",
SIN_ipv4 + "18/30"))
# =======================================================
l_ASH1_LAX1 = self.addLink(ASH1,
LAX1,
igp_metric=3,
password=OSPF_PW_NA)
l_ASH1_LAX1[ASH1].addParams(ip=(NA_ipv6 + "011::1/64",
ASH_ipv4 + "5/30"))
l_ASH1_LAX1[LAX1].addParams(ip=(NA_ipv6 + "011::2/64",
ASH_ipv4 + "6/30"))
l_ASH2_LAX2 = self.addLink(ASH2,
LAX2,
igp_metric=3,
password=OSPF_PW_NA)
l_ASH2_LAX2[ASH2].addParams(ip=(NA_ipv6 + "022::1/64",
ASH_ipv4 + "9/30"))
l_ASH2_LAX2[LAX2].addParams(ip=(NA_ipv6 + "022::2/64",
ASH_ipv4 + "10/30"))
l_ASH1_LAX2 = self.addLink(ASH1,
LAX2,
igp_metric=3,
password=OSPF_PW_NA)
l_ASH1_LAX2[ASH1].addParams(ip=(NA_ipv6 + "012::1/64",
ASH_ipv4 + "13/30"))
l_ASH1_LAX2[LAX2].addParams(ip=(NA_ipv6 + "012::2/64",
ASH_ipv4 + "14/30"))
l_SJO1_LAX1 = self.addLink(SJO1,
LAX1,
igp_metric=3,
password=OSPF_PW_NA)
l_SJO1_LAX1[SJO1].addParams(ip=(NA_ipv6 + "110::1/64",
SJO_ipv4 + "5/30"))
l_SJO1_LAX1[LAX1].addParams(ip=(NA_ipv6 + "110::2/64",
SJO_ipv4 + "6/30"))
l_SJO2_LAX2 = self.addLink(SJO2,
LAX2,
igp_metric=3,
password=OSPF_PW_NA)
l_SJO2_LAX2[SJO2].addParams(ip=(NA_ipv6 + "220::1/64",
SJO_ipv4 + "9/30"))
l_SJO2_LAX2[LAX2].addParams(ip=(NA_ipv6 + "220::2/64",
SJO_ipv4 + "10/30"))
l_PAR1_ASH1 = self.addLink(PAR1,
ASH1,
igp_metric=20,
password=OSPF_PW_EU)
l_PAR1_ASH1[PAR1].addParams(ip=(europe_ipv6 + "110::1/64",
PAR_ipv4 + "5/30"))
l_PAR1_ASH1[ASH1].addParams(ip=(europe_ipv6 + "110::2/64",
PAR_ipv4 + "6/30"))
l_PAR2_ASH2 = self.addLink(PAR2,
ASH2,
igp_metric=20,
password=OSPF_PW_EU)
l_PAR2_ASH2[PAR2].addParams(ip=(europe_ipv6 + "220::1/64",
PAR_ipv4 + "9/30"))
l_PAR2_ASH2[ASH2].addParams(ip=(europe_ipv6 + "220::2/64",
PAR_ipv4 + "10/30"))
l_PAR1_MRS2 = self.addLink(PAR1,
MRS2,
igp_metric=3,
password=OSPF_PW_EU)
l_PAR1_MRS2[PAR1].addParams(ip=(europe_ipv6 + "101::1/64",
PAR_ipv4 + "13/30"))
l_PAR1_MRS2[MRS2].addParams(ip=(europe_ipv6 + "101::2/64",
PAR_ipv4 + "14/30"))
l_PAR2_MRS1 = self.addLink(PAR2,
MRS1,
igp_metric=3,
password=OSPF_PW_EU)
l_PAR2_MRS1[PAR2].addParams(ip=(europe_ipv6 + "202::1/64",
PAR_ipv4 + "17/30"))
l_PAR2_MRS1[MRS1].addParams(ip=(europe_ipv6 + "202::2/64",
PAR_ipv4 + "18/30"))
l_SYD2_LAX2 = self.addLink(SYD2,
LAX2,
igp_metric=20,
password=OSPF_PW_AS)
l_SYD2_LAX2[SYD2].addParams(ip=(NA_ipv6 + "303::1/64",
SYD_ipv4 + "5/30"))
l_SYD2_LAX2[LAX2].addParams(ip=(NA_ipv6 + "303::2/64",
SYD_ipv4 + "6/30"))
# =============================================================================
# Peering links
l_VDF_PAR2 = self.addLink(VDFPAR2, PAR2, igp_metric=11)
l_VDF_PAR2[VDFPAR2].addParams(ip=(europe_ipv6 + "ffa::1/64",
PAR_ipv4 + "21/30"))
l_VDF_PAR2[PAR2].addParams(ip=(europe_ipv6 + "ffa::2/64",
PAR_ipv4 + "22/30"))
l_VDF_ASH1 = self.addLink(VDFASH1, ASH1, igp_metric=11)
l_VDF_ASH1[VDFASH1].addParams(ip=(NA_ipv6 + "ffa::1/64",
ASH_ipv4 + "21/30"))
l_VDF_ASH1[ASH1].addParams(ip=(NA_ipv6 + "ffa::2/64",
ASH_ipv4 + "22/30"))
l_VDF_SIN1 = self.addLink(VDFSIN1, SIN1, igp_metric=11)
l_VDF_SIN1[VDFSIN1].addParams(ip=(asia_ipv6 + "ffa::1/64",
SIN_ipv4 + "21/30"))
l_VDF_SIN1[SIN1].addParams(ip=(asia_ipv6 + "ffa::2/64",
SIN_ipv4 + "22/30"))
l_VDF_SIN2 = self.addLink(VDFSIN2, SIN2, igp_metric=11)
l_VDF_SIN2[VDFSIN2].addParams(ip=(asia_ipv6 + "1fa::1/64",
SIN_ipv4 + "25/30"))
l_VDF_SIN2[SIN2].addParams(ip=(asia_ipv6 + "1fa::2/64",
SIN_ipv4 + "26/30"))
l_EQX_SIN1 = self.addLink(EQXSIN1, SIN1, igp_metric=11)
l_EQX_SIN1[EQXSIN1].addParams(ip=(asia_ipv6 + "2fb::1/64",
SIN_ipv4 + "29/30"))
l_EQX_SIN1[SIN1].addParams(ip=(asia_ipv6 + "2fb::2/64",
SIN_ipv4 + "30/30"))
l_EQX_SYD2 = self.addLink(EQXSYD2, SYD2, igp_metric=11)
l_EQX_SYD2[EQXSYD2].addParams(ip=(asia_ipv6 + "3fa::1/64",
SYD_ipv4 + "9/30"))
l_EQX_SYD2[SYD2].addParams(ip=(asia_ipv6 + "3fa::2/64",
SYD_ipv4 + "10/30"))
l_NTT_SYD2 = self.addLink(NTTSYD2, SYD2, igp_metric=11)
l_NTT_SYD2[NTTSYD2].addParams(ip=(asia_ipv6 + "4fb::1/64",
SYD_ipv4 + "13/30"))
l_NTT_SYD2[SYD2].addParams(ip=(asia_ipv6 + "4fb::2/64",
SYD_ipv4 + "14/30"))
l_NTT_SYD1 = self.addLink(NTTSYD1, SYD1, igp_metric=11)
l_NTT_SYD1[NTTSYD1].addParams(ip=(asia_ipv6 + "5fa::1/64",
SYD_ipv4 + "17/30"))
l_NTT_SYD1[SYD1].addParams(ip=(asia_ipv6 + "5fa::2/64",
SYD_ipv4 + "18/30"))
# =============================================================================
# servers
SER1 = self.addRouter(
"SER1",
config=RouterConfig,
lo_addresses=[server_ipv6 + "1::/64", server_ipv4 + "1/32"])
SER2 = self.addRouter(
"SER2",
config=RouterConfig,
lo_addresses=[server_ipv6 + "1::/64", server_ipv4 + "1/32"])
SER3 = self.addRouter(
"SER3",
config=RouterConfig,
lo_addresses=[server_ipv6 + "1::/64", server_ipv4 + "1/32"])
# Adding BGP daemons to manage failures
SER1.addDaemon(BGP,
address_families=(AF_INET6(networks=(server_ipv6 +
"1::/64", )),
AF_INET(redistribute=['connected'])))
SER2.addDaemon(BGP,
address_families=(AF_INET6(networks=(server_ipv6 +
"1::/64", )),
AF_INET(redistribute=['connected'])))
SER3.addDaemon(BGP,
address_families=(AF_INET6(networks=(server_ipv6 +
"1::/64", )),
AF_INET(redistribute=['connected'])))
self.addAS(64512, (SER1, SER2, SER3))
l_SER1_SJO2 = self.addLink(SER1, SJO2, igp_metric=3)
l_SER1_SJO2[SER1].addParams(ip=(server_ipv6 + "a1a::1/64",
server_ipv4 + "2/27"))
l_SER1_SJO2[SJO2].addParams(ip=(server_ipv6 + "a1a::2/64",
server_ipv4 + "3/27"))
l_SER2_PAR2 = self.addLink(SER2, PAR2, igp_metric=3)
l_SER2_PAR2[SER2].addParams(ip=(server_ipv6 + "a2a::1/64",
server_ipv4 + "5/27"))
l_SER2_PAR2[PAR2].addParams(ip=(server_ipv6 + "a2a::2/64",
server_ipv4 + "6/27"))
l_SER3_SIN2 = self.addLink(SER3, SIN2, igp_metric=3)
l_SER3_SIN2[SER3].addParams(ip=(server_ipv6 + "a3a::1/64",
server_ipv4 + "9/27"))
l_SER3_SIN2[SIN2].addParams(ip=(server_ipv6 + "a3a::2/64",
server_ipv4 + "10/27"))
ebgp_session(self, SER1, SJO2)
ebgp_session(self, SER2, PAR2)
ebgp_session(self, SER3, SIN2)
# =============================================================================
# BGP setup
self.addAS(1, (MRS1, MRS2, PAR1, PAR2, SIN1, SIN2, SYD1, SYD2, SJO1,
SJO2, LAX1, LAX2, ASH1, ASH2))
set_rr(self,
rr=SIN1,
peers=[SYD1, MRS1, SIN2, MRS2, SJO1, SJO2, SYD2, ASH1, PAR2])
set_rr(self,
rr=SYD2,
peers=[SYD1, SIN2, SJO1, LAX1, LAX2, SIN1, ASH1, PAR2])
set_rr(self,
rr=ASH1,
peers=[SJO1, SJO2, LAX1, LAX2, PAR1, ASH2, SIN1, SYD2, PAR2])
set_rr(self, rr=PAR2, peers=[MRS1, MRS2, PAR1, ASH2, SIN1, SYD2, ASH1])
self.addAS(2, (EQXSIN1, EQXSYD2))
self.addAS(3, (VDFASH1, VDFPAR2, VDFSIN1, VDFSIN2))
self.addAS(4, (NTTSYD1, NTTSYD2))
ebgp_session(self, VDFPAR2, PAR2)
ebgp_session(self, VDFASH1, ASH1)
ebgp_session(self, VDFSIN1, SIN1)
ebgp_session(self, VDFSIN2, SIN2)
ebgp_session(self, EQXSIN1, SIN1)
ebgp_session(self, EQXSYD2, SYD2)
ebgp_session(self, NTTSYD2, SYD2)
ebgp_session(self, NTTSYD1, SYD1)
hVdfPar2 = self.addHost("hVdfPar2")
hVdfAsh1 = self.addHost("hVdfAsh1")
hVdfSin1 = self.addHost("hVdfSin1")
hVdfSin2 = self.addHost("hVdfSin2")
hEqxSin1 = self.addHost("hEqxSin1")
hEqxSyd2 = self.addHost("hEqxSyd2")
hNttSyd2 = self.addHost("hNttSyd2")
hNttSyd1 = self.addHost("hNttSyd1")
# Host setup
l_hVdfPar2 = self.addLink(hVdfPar2, VDFPAR2, igp_metric=2)
l_hVdfPar2[hVdfPar2].addParams(ip=(VDF_ipv6 + "aaa::1/64",
VDF_ipv4 + "21/30"))
l_hVdfPar2[VDFPAR2].addParams(ip=(VDF_ipv6 + "aaa::2/64",
VDF_ipv4 + "22/30"))
l_hVdfAsh1 = self.addLink(hVdfAsh1, VDFASH1, igp_metric=2)
l_hVdfAsh1[hVdfAsh1].addParams(ip=(VDF_ipv6 + "bbb::1/64",
VDF_ipv4 + "25/30"))
l_hVdfAsh1[VDFASH1].addParams(ip=(VDF_ipv6 + "bbb::2/64",
VDF_ipv4 + "26/30"))
l_hVdfSin1 = self.addLink(hVdfSin1, VDFSIN1, igp_metric=2)
l_hVdfSin1[hVdfSin1].addParams(ip=(VDF_ipv6 + "ccc::1/64",
VDF_ipv4 + "29/30"))
l_hVdfSin1[VDFSIN1].addParams(ip=(VDF_ipv6 + "ccc::2/64",
VDF_ipv4 + "30/30"))
l_hVdfSin2 = self.addLink(hVdfSin2, VDFSIN2, igp_metric=2)
l_hVdfSin2[hVdfSin2].addParams(ip=(VDF_ipv6 + "ddd::1/64",
VDF_ipv4 + "33/30"))
l_hVdfSin2[VDFSIN2].addParams(ip=(VDF_ipv6 + "ddd::2/64",
VDF_ipv4 + "34/30"))
l_hEqxSyd2 = self.addLink(hEqxSyd2, EQXSYD2, igp_metric=2)
l_hEqxSyd2[hEqxSyd2].addParams(ip=(EQX_ipv6 + "aaa::1/64",
EQX_ipv4 + "13/30"))
l_hEqxSyd2[EQXSYD2].addParams(ip=(EQX_ipv6 + "aaa::2/64",
EQX_ipv4 + "14/30"))
l_hEqxSin1 = self.addLink(hEqxSin1, EQXSIN1, igp_metric=2)
l_hEqxSin1[hEqxSin1].addParams(ip=(EQX_ipv6 + "bbb::1/64",
EQX_ipv4 + "17/30"))
l_hEqxSin1[EQXSIN1].addParams(ip=(EQX_ipv6 + "bbb::2/64",
EQX_ipv4 + "18/30"))
l_hNttSyd2 = self.addLink(hNttSyd2, NTTSYD2, igp_metric=2)
l_hNttSyd2[hNttSyd2].addParams(ip=(NTT_ipv6 + "aaa::1/64",
NTT_ipv4 + "13/30"))
l_hNttSyd2[NTTSYD2].addParams(ip=(NTT_ipv6 + "aaa::2/64",
NTT_ipv4 + "14/30"))
l_hNttSyd1 = self.addLink(hNttSyd1, NTTSYD1, igp_metric=2)
l_hNttSyd1[hNttSyd1].addParams(ip=(NTT_ipv6 + "bbb::1/64",
NTT_ipv4 + "17/30"))
l_hNttSyd1[NTTSYD1].addParams(ip=(NTT_ipv6 + "bbb::2/64",
NTT_ipv4 + "18/30"))
super().build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
Topo from slide 44 iBGP BLUE config
"""
# Add routers
as1r1 = self.bgp('as1r1')
as1r2 = self.bgp('as1r2')
as1r3 = self.bgp('as1r3')
as1r4 = self.bgp('as1r4')
as1r5 = self.bgp('as1r5')
as1r6 = self.bgp('as1r6')
as1r7 = self.bgp('as1r7')
as1r8 = self.bgp('as1r8')
as1r9 = self.bgp('as1r9')
as1ra = self.bgp('as1ra')
as1rb = self.bgp('as1rb')
as5r1 = self.bgp('as5r1')
as3r1 = self.bgp('as3r1')
as2r1 = self.addRouter('as2r1')
as2r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/48', )), ))
# Add Links
self.addLink(as1r1, as1r6)
self.addLink(as1r1, as1r3)
self.addLink(as1r3, as1r2)
self.addLink(as1r3, as1r6)
self.addLink(as1r2, as1r4)
self.addLink(as1r4, as1r5)
self.addLink(as1r5, as1r6)
self.addLink(as1r5, as1r7)
self.addLink(as1r5, as1r9)
self.addLink(as1r6, as1r7)
self.addLink(as1r6, as1r8)
self.addLink(as1r8, as1ra)
self.addLink(as1r8, as1r9)
self.addLink(as1r9, as1rb)
self.addLink(as1ra, as2r1)
self.addLink(as1ra, as1rb)
self.addLink(as1rb, as2r1)
self.addLink(as3r1, as1r1)
self.addLink(as5r1, as1r6)
self.addLink(as3r1, as5r1)
self.addLink(as5r1, as2r1)
set_rr(self,
rr=as1r2,
peers=[
as1r1, as1r3, as1r4, as1r5, as1r6, as1r7, as1r8, as1r9,
as1ra, as1rb
])
set_rr(self,
rr=as1r3,
peers=[
as1r1, as1r2, as1r4, as1r5, as1r6, as1r7, as1r8, as1r9,
as1ra, as1rb
])
set_rr(self,
rr=as1r8,
peers=[
as1r1, as1r2, as1r3, as1r4, as1r5, as1r6, as1r7, as1r9,
as1ra, as1rb
])
set_rr(self,
rr=as1r9,
peers=[
as1r1, as1r2, as1r3, as1r4, as1r5, as1r6, as1r7, as1r8,
as1ra, as1rb
])
# Add full mesh
self.addAS(2, (as2r1, ))
self.addAS(3, (as3r1, ))
self.addAS(5, (as5r1, ))
self.addAS(1, (as1r1, as1r2, as1r3, as1r4, as1r5, as1r6, as1r7, as1r8,
as1r9, as1ra, as1rb))
# Add eBGP session
ebgp_session(self, as1r6, as5r1)
ebgp_session(self, as1r1, as3r1)
ebgp_session(self, as3r1, as5r1)
ebgp_session(self, as5r1, as2r1)
ebgp_session(self, as1ra, as2r1)
ebgp_session(self, as1rb, as2r1)
super(BGPTopo3RR3, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
Topo from slide 42 iBGP RED config
"""
# Add all routers
as1r1 = self.bgp('as1r1')
as1r2 = self.bgp('as1r2')
as1r3 = self.bgp('as1r3')
as1r4 = self.bgp('as1r4')
as1r5 = self.bgp('as1r5')
as1r6 = self.bgp('as1r6')
as4r1 = self.bgp('as4r1')
as4r2 = self.bgp('as4r2')
as5r1 = self.bgp('as5r1')
as3r1 = self.bgp('as3r1')
as2r1 = self.addRouter('as2r1')
as2r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/32', )), ))
as2h1 = self.addHost("as2h1")
as1h1 = self.addHost("as1h1")
as1h2 = self.addHost("as1h2")
as1h3 = self.addHost("as1h3")
as1h4 = self.addHost("as1h4")
as1h5 = self.addHost("as1h5")
as1h6 = self.addHost("as1h6")
# Add Links
self.addLink(as1r1, as1r6)
self.addLink(as1r1, as1r3)
self.addLink(as1r3, as1r2)
self.addLink(as1r3, as1r6)
self.addLink(as1r2, as1r4)
self.addLink(as1r4, as1r5)
self.addLink(as1r5, as1r6)
self.addLink(as4r1, as1r5)
self.addLink(as4r2, as1r4)
self.addLink(as3r1, as1r1)
self.addLink(as5r1, as1r6)
self.addLink(as3r1, as5r1)
self.addLink(as5r1, as2r1)
self.addLink(as2r1, as4r1)
self.addLink(as4r1, as4r2)
self.addLink(as2r1, as2h1)
self.addSubnet((as2r1, as2h1), subnets=('dead:beef::/32', ))
self.addLink(as1r1, as1h1)
self.addLink(as1r2, as1h2)
self.addLink(as1r3, as1h3)
self.addLink(as1r4, as1h4)
self.addLink(as1r5, as1h5)
self.addLink(as1r6, as1h6)
set_rr(self, rr=as1r1, peers=[as1r3, as1r2, as1r4, as1r5, as1r6])
set_rr(self, rr=as1r5, peers=[as1r1, as1r2, as1r4, as1r3, as1r6])
# Add full mesh
self.addAS(2, (as2r1, ))
self.addAS(3, (as3r1, ))
self.addAS(5, (as5r1, ))
self.addiBGPFullMesh(4, routers=[as4r1, as4r2])
self.addAS(1, (as1r1, as1r2, as1r3, as1r4, as1r5, as1r6))
# Add eBGP session
ebgp_session(self, as1r6, as5r1)
ebgp_session(self, as1r1, as3r1)
ebgp_session(self, as1r4, as4r2)
ebgp_session(self, as1r5, as4r1)
ebgp_session(self, as3r1, as5r1)
ebgp_session(self, as5r1, as2r1)
ebgp_session(self, as2r1, as4r1)
super(BGPTopo2RR2, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
+---$>----AS3---$>-- AS4---$>---AS7---$>--AS8
| || || $ |
| || || \/ |
AS1 -<$--- AS2 --$--> AS5---=---AS6-----=---
"""
# Add all routers and hosts
r = [None] * 9
h = [None] * 9
for i in range(1, 9):
r[i] = self.addRouter("as" + str(i))
h[i] = self.addHost("h" + str(i))
r[i].addDaemon(BGP,
address_families=(AF_INET6(
networks=('2001:cafe:%04x::/48' % (i), )), ))
self.addAS(i, (r[i], ))
# Add all links
l12 = self.addLink(r[1], r[2], delay='10ms')
l12[r[1]].addParams(ip="2001:cafe:1:12::1/64")
l12[r[2]].addParams(ip="2001:cafe:1:12::2/64")
l13 = self.addLink(r[1], r[3], delay='10ms')
l13[r[1]].addParams(ip="2001:cafe:1:13::1/64")
l13[r[3]].addParams(ip="2001:cafe:1:13::3/64")
l23 = self.addLink(r[2], r[3], delay='10ms')
l23[r[2]].addParams(ip="2001:cafe:2:23::2/64")
l23[r[3]].addParams(ip="2001:cafe:2:23::3/64")
l25 = self.addLink(r[2], r[5], delay='10ms')
l25[r[2]].addParams(ip="2001:cafe:2:25::2/64")
l25[r[5]].addParams(ip="2001:cafe:2:25::5/64")
l34 = self.addLink(r[3], r[4], delay='10ms')
l34[r[3]].addParams(ip="2001:cafe:3:34::3/64")
l34[r[4]].addParams(ip="2001:cafe:3:34::4/64")
l45 = self.addLink(r[4], r[5], delay='10ms')
l45[r[4]].addParams(ip="2001:cafe:4:45::4/64")
l45[r[5]].addParams(ip="2001:cafe:4:45::5/64")
l47 = self.addLink(r[4], r[7], delay='10ms')
l47[r[4]].addParams(ip="2001:cafe:4:47::4/64")
l47[r[7]].addParams(ip="2001:cafe:4:47::7/64")
l56 = self.addLink(r[5], r[6], delay='10ms')
l56[r[5]].addParams(ip="2001:cafe:5:56::5/64")
l56[r[6]].addParams(ip="2001:cafe:5:56::6/64")
l78 = self.addLink(r[7], r[8], delay='10ms')
l78[r[7]].addParams(ip="2001:cafe:7:78::7/64")
l78[r[8]].addParams(ip="2001:cafe:7:78::8/64")
l68 = self.addLink(r[6], r[8], delay='10ms')
l68[r[6]].addParams(ip="2001:cafe:6:68::6/64")
l68[r[8]].addParams(ip="2001:cafe:6:68::8/64")
l67 = self.addLink(r[6], r[7], delay='10ms')
l67[r[6]].addParams(ip="2001:cafe:6:67::6/64")
l67[r[7]].addParams(ip="2001:cafe:6:67::7/64")
# Links to the hosts
for i in range(1, 9):
l = self.addLink(r[i], h[i])
l[r[i]].addParams(ip=('2001:cafe:%04x:1::%04x/64' % (i, i)))
l[h[i]].addParams(ip=('2001:cafe:%04x:1::%04x/64' % (i, 16 + i)))
# Add eBGP sessions
ebgp_session(self, r[2], r[1], link_type=CLIENT_PROVIDER)
ebgp_session(self, r[1], r[3], link_type=CLIENT_PROVIDER)
ebgp_session(self, r[3], r[4], link_type=CLIENT_PROVIDER)
ebgp_session(self, r[2], r[5], link_type=CLIENT_PROVIDER)
ebgp_session(self, r[4], r[7], link_type=CLIENT_PROVIDER)
ebgp_session(self, r[7], r[6], link_type=CLIENT_PROVIDER)
ebgp_session(self, r[7], r[8], link_type=CLIENT_PROVIDER)
ebgp_session(self, r[2], r[3], link_type=SHARE)
ebgp_session(self, r[4], r[5], link_type=SHARE)
ebgp_session(self, r[5], r[6], link_type=SHARE)
ebgp_session(self, r[8], r[6], link_type=SHARE)
super(MyTopology, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
+
AS1 | AS4
+-------+ |
| as1r1 +--------+ |
+---+---+ | |
2 | | |
+---+---+ +---+---+ | +-------+
| as1r3 +----+ as1r6 +-------+ as4r1 +--------+
+---+---+ +---+---+ | +-------+ |
| | | |
+---+---+ | | +--+--+ +-------+
| as1r2 | | | | s4 +-----+ as4h1 |
+---+---+ | | +--+--+ +-------+
4 | | | |
+---+---+ +---+---+ | +-------+ |
| as1r4 +----+ as1r5 +-------+ as4r2 +--------+
+-------+ +-------+ | +-------+
|
+
"""
# Add all routers
as1r1 = self.bgp('as1r1')
as1r2 = self.bgp('as1r2')
as1r3 = self.bgp('as1r3')
as1r4 = self.bgp('as1r4')
as1r5 = self.bgp('as1r5',
family=AF_INET6(redistribute=('ospf6', 'connected')))
as1r6 = self.bgp('as1r6',
family=AF_INET6(redistribute=('ospf6', 'connected')))
as4r1 = self.bgp('as4r1',
family=AF_INET6(networks=('dead:beef::/32', )))
as4r2 = self.bgp('as4r2',
family=AF_INET6(networks=('dead:beef::/32', )))
# Add the host and the switch
as4h1 = self.addHost('as4h1')
switch = self.addSwitch('s4')
# Add Links
self.addLink(as1r1, as1r6)
self.addLink(as1r1, as1r3, igp_metric=2)
self.addLinks((as1r3, as1r2), (as1r3, as1r6))
self.addLink(as1r2, as1r4, igp_metric=4)
self.addLinks((as1r4, as1r5), (as1r5, as1r6), (as4r1, as1r6),
(as4r2, as1r5), (as4r1, switch), (as4r2, switch),
(switch, as4h1))
self.addSubnet((as4r1, as4r2, as4h1), subnets=('dead:beef::/32', ))
al = AccessList(name='all', entries=('any', ))
as1r6.get_config(BGP).set_local_pref(99,
from_peer=as4r1,
matching=(al, ))
as1r5.get_config(BGP).set_local_pref(50,
from_peer=as4r2,
matching=(al, ))
# Add full mesh
self.addAS(4, (as4r1, as4r2))
self.addiBGPFullMesh(1, (as1r1, as1r2, as1r3, as1r4, as1r5, as1r6))
# Add eBGP session
ebgp_session(self, as1r6, as4r1)
ebgp_session(self, as1r5, as4r2)
super().build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
TODO slide 42 iBGP RED config
+----------+ +--------+
| |
AS1 | AS2 | AS3
| |
| |
+-------+ eBGP | +-------+ iBGP +-------+ | eBGP +-------+
| as1r1 +------------+ as2r1 +-------------+ as2r2 +------------+ as3r1 |
+-------+ | +-------+ +-------+ | +-------+
| |
| |
| |
+------------+ +--------+
"""
# Add all routers
as1r1 = self.addRouter('as1r1')
as1r1.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as1r2 = self.addRouter('as1r2')
as1r2.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as1r3 = self.addRouter('as1r3')
as1r3.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as1r4 = self.addRouter('as1r4')
as1r4.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as1r5 = self.addRouter('as1r5')
as1r5.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as1r6 = self.addRouter('as1r6')
as1r6.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as4r1 = self.addRouter('as4r1')
as4r1.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as4r2 = self.addRouter('as4r2')
as4r2.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as5r1 = self.addRouter('as5r1')
as5r1.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as3r1 = self.addRouter('as3r1')
as3r1.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as2r1 = self.addRouter('as2r1')
as2r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/32', )), ))
as2h1 = self.addHost('as21')
# Add Links
self.addLink(as1r1, as1r6)
self.addLink(as1r1, as1r3)
self.addLink(as1r3, as1r2)
self.addLink(as1r3, as1r6)
self.addLink(as1r2, as1r4)
self.addLink(as1r4, as1r5)
self.addLink(as1r5, as1r6)
self.addLink(as4r1, as1r5)
self.addLink(as4r2, as1r4)
self.addLink(as3r1, as1r1)
self.addLink(as5r1, as1r6)
self.addLink(as3r1, as5r1)
self.addLink(as5r1, as2r1)
self.addLink(as2r1, as4r1)
self.addLink(as4r1, as4r2)
self.addLink(as2r1, as2h1)
self.addSubnet((as2r1, as2h1), subnets=('dead:beef::/32', ))
set_rr(self, as1r1, peers=[as1r3, as1r2, as1r4, as1r5, as1r6])
set_rr(self, as1r5, peers=[as1r1, as1r2, as1r4, as1r3, as1r6])
# Add full mesh
self.addAS(2, (as2r1, ))
self.addAS(3, (as3r1, ))
self.addAS(5, (as5r1, ))
self.addiBGPFullMesh(4, routers=[as4r1, as4r2])
self.addAS(1, (as1r1, as1r2, as1r3, as1r4, as1r5, as1r6))
# Add eBGP session
ebgp_session(self, as1r6, as5r1)
ebgp_session(self, as1r1, as3r1)
ebgp_session(self, as1r4, as4r2)
ebgp_session(self, as1r5, as4r1)
ebgp_session(self, as3r1, as5r1)
ebgp_session(self, as5r1, as2r1)
ebgp_session(self, as2r1, as4r1)
super(BGPTopoRR, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
TODO
+----------+ +--------+
| |
AS1 | AS2 | AS3
| |
| |
+-------+ eBGP | +-------+ iBGP +-------+ | eBGP +-------+
| as1r1 +------------+ as2r1 +-------------+ as2r2 +------------+ as3r1 |
+-------+ | +-------+ +-------+ | +-------+
| |
| |
| |
+------------+ +--------+
"""
# Add all routers
as1r1 = self.addRouter('as1r1')
as1r1.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as1r2 = self.addRouter('as1r2')
as1r2.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as1r3 = self.addRouter('as1r3')
as1r3.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as1r4 = self.addRouter('as1r4')
as1r4.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as1r5 = self.addRouter('as1r5')
as1r5.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as1r6 = self.addRouter('as1r6')
as1r6.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
as4r1 = self.addRouter('as4r1')
as4r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/32', )), ))
as4r2 = self.addRouter('as4r2')
as4r2.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/32', )), ))
as4h1 = self.addHost("as4h1")
# Add Links
self.addLink(as1r1, as1r6)
self.addLink(as1r1, as1r3)
self.addLink(as1r3, as1r2)
self.addLink(as1r3, as1r6)
self.addLink(as1r2, as1r4)
self.addLink(as1r4, as1r5)
self.addLink(as1r5, as1r6)
self.addLink(as4r1, as1r6)
self.addLink(as4r2, as1r5)
self.addLink(as4r1, as4h1)
self.addLink(as4r2, as4h1)
self.addSubnet((as4r1, as4h1), subnets=('dead:beef::/32', ))
self.addSubnet((as4h1, as4r2), subnets=('dead:beef::/32', ))
al = new_access_list(name='all', entries=('any', ))
set_local_pref(self, as1r6, as4r1, 99, filter_list=(al, ))
set_local_pref(self, as1r5, as4r2, 50, filter_list=(al, ))
# Add full mesh
self.addAS(4, (as4r1, as4r2))
self.addiBGPFullMesh(1, (as1r1, as1r2, as1r3, as1r4, as1r5, as1r6))
# Add eBGP session
ebgp_session(self, as1r6, as4r1)
ebgp_session(self, as1r5, as4r2)
super(BGPTopoLocalPref, self).build(*args, **kwargs)
def build(self, *args, **kwargs):
"""
Topo from slide 30 BGP_RR_TE with R3 and R4 as RRs
"""
# Add all routers
as1r1 = self.bgp('as1r1')
as1r2 = self.bgp('as1r2')
as1r3 = self.bgp('as1r3')
as1r4 = self.bgp('as1r4')
as1r5 = self.bgp('as1r5')
as1r6 = self.bgp('as1r6')
as8r1 = self.addRouter('as8r1')
as8r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/32', )), ))
as8r2 = self.addRouter('as8r2')
as8r2.addDaemon(
BGP, address_families=(AF_INET6(networks=('dead:beef::/32', )), ))
h1 = self.addHost('h1')
as7r1 = self.addRouter('as7r1')
as7r1.addDaemon(
BGP, address_families=(AF_INET6(networks=('feeb:daed::/32', )), ))
as7r2 = self.addRouter('as7r2')
as7r2.addDaemon(
BGP, address_families=(AF_INET6(networks=('feeb:daed::/32', )), ))
as7r3 = self.addRouter('as7r3')
as7r3.addDaemon(
BGP, address_families=(AF_INET6(networks=('feeb:daed::/32', )), ))
h2 = self.addHost('h2')
# Add Links
self.addLink(as1r1, as1r6)
self.addLink(as1r1, as1r3)
self.addLink(as1r3, as1r2)
self.addLink(as1r3, as1r6)
self.addLink(as1r2, as1r4)
self.addLink(as1r4, as1r5)
self.addLink(as1r5, as1r6)
self.addLink(as1r2, as8r1)
self.addLink(as1r4, as8r2)
self.addLink(as1r1, as7r1)
self.addLink(as1r3, as7r2)
self.addLink(as1r5, as7r3)
self.addLink(as1r6, as7r3)
self.addLink(as8r1,
h1,
params1={"ip": "dead:beef::/48"},
params2={"ip": "dead:beef::1/48"})
self.addLink(as8r2,
h1,
params1={"ip": "dead:beef::2/48"},
params2={"ip": "dead:beef::3/48"})
self.addLink(as7r1,
h2,
params1={"ip": "feeb:daed::/48"},
params2={"ip": "feeb:daed::1/48"})
self.addLink(as7r1,
h2,
params1={"ip": "feeb:daed::4/48"},
params2={"ip": "feeb:daed::5/48"})
self.addLink(as7r2,
h2,
params1={"ip": "feeb:daed::2/48"},
params2={"ip": "feeb:daed::3/48"})
set_rr(self, rr=as1r3, peers=[as1r1, as1r2, as1r4, as1r5, as1r6])
set_rr(self, rr=as1r4, peers=[as1r1, as1r2, as1r3, as1r5, as1r6])
# Add full mesh
self.addiBGPFullMesh(1, (as1r1, as1r2, as1r3, as1r4, as1r5, as1r6))
self.addAS(7, (as7r1, as7r2, as7r3))
self.addAS(8, (as8r1, as8r2))
# Add eBGP session
ebgp_session(self, as1r2, as8r1)
ebgp_session(self, as1r4, as8r2)
ebgp_session(self, as1r1, as7r1)
ebgp_session(self, as1r3, as7r2)
ebgp_session(self, as1r5, as7r3)
ebgp_session(self, as1r6, as7r3)
super(BGPTopoTE2, self).build(*args, **kwargs)
def bgp(self, name):
r = self.addRouter(name)
r.addDaemon(
BGP, address_families=(AF_INET6(redistribute=('connected', )), ))
return r
#!/usr/bin/env python3
from ipmininet.ipnet import IPNet
from ipmininet.cli import IPCLI
from ipmininet.iptopo import IPTopo
from ipmininet.router.config import BGP, OSPF, OSPF6, RouterConfig, AF_INET, AF_INET6, set_rr, bgp_fullmesh, ebgp_session, SHARE, CLIENT_PROVIDER, bgp_peering
families = (
AF_INET(redistribute=('connected',)),
AF_INET6(redistribute=('connected',))
)
class TestTopo(IPTopo):
def build(self, * args, ** kwargs):
def add_daemon(r):
r.addDaemon(BGP, address_families=families)
r.addDaemon(OSPF)
r.addDaemon(OSPF6)
return r
as1_r1 = self.addRouter("as1_r1", config = RouterConfig)
as2_r1 = self.addRouter("as2_r1", config = RouterConfig)
as1_r2 = self.addRouter("as1_r2", config = RouterConfig)
as2_r2 = self.addRouter("as2_r2", config = RouterConfig)
as1_h = self.addHost("as1_h")
as2_h = self.addHost("as2_h")
self.addAS(1, [as1_r1, as1_r2])
self.addAS(2, [as2_r1, as2_r2])