def test_snat_2():
"""
Title: Emulate Cassandra failure
basically the same one as test_snat_1, but the difference is
how and when to inject failures.
"""
p1 = add_bgp_1(route_snat)
set_filters('router-000-001', 'pre_filter_snat_ip', 'post_filter_snat_ip')
try:
for failure in (NoFailure(), NetifFailure(NS_CASSANDRA_1, 'eth0', 30),
NoFailure(), NetifFailure(NS_CASSANDRA_2, 'eth0', 30),
NetifFailure(NS_CASSANDRA_3, 'eth0', 30), NoFailure()):
failure.inject()
try:
for i in range(0, 10):
ping_inet(count=1, retry_count=5)
finally:
failure.eject()
finally:
unset_filters('router-000-001')
clear_bgp(p1)
failure = PktFailure(NS_BGP_PEER_1, 'eth1', 30)
failure.inject()
try:
ping_inet() # BGP #2 is lost
finally:
failure.eject()
ping_inet() # BGP #2 is back
clear_bgp(p1)
clear_bgp(p2)
@attr(version="v1.2.0", slow=True)
@failures(NoFailure(), NetifFailure(NS_CASSANDRA_1, 'eth0', 30), NoFailure(),
NetifFailure(NS_CASSANDRA_2, 'eth0', 30),
NetifFailure(NS_CASSANDRA_3, 'eth0', 30), NoFailure())
@bindings(binding_uplink_1, binding_uplink_2, binding_indirect)
def test_snat_1():
"""
Title: Emulate Cassandra failure
Scenario 1:
Given: one uplink
When: inject network interface failure in ONE of Cassandra nodes
Then: ICMP echo RR should work
"""
p1 = add_bgp_1(route_snat)
'host_id': 1,
'interface_id': 2
}
}, {
'binding': {
'device_name': 'bridge-000-002',
'port_id': 1,
'host_id': 2,
'interface_id': 2
}
}]
}
@attr(version="v1.2.0")
@failures(NoFailure())
@bindings(bindings1)
def test_mac_learning():
"""
Title: Bridge mac learning
Scenario 1:
When: the destination ethernet address has never been seen before.
Then: the bridge should flood the ethernet unicast
Scenario 2:
When: the destination ethernet address has been seen before.
Then: the bridge should not flood the ethernet frame, instaed it should
forward to only the port that is connected to the interface with
the mac address.
"""
binding_two_isolated_bridges = {
'description': 'two isolated bridges',
'bindings': [
{'binding':
{'device_name': 'bridge-000-001', 'port_id': 1,
'host_id': 1, 'interface_id': 2}},
{'binding':
{'device_name': 'bridge-000-002', 'port_id': 1,
'host_id': 2, 'interface_id': 2}}
]
}
@attr(version="v1.2.0")
@failures(NoFailure())
@bindings(bindings1)
def test_mac_learning():
"""
Title: Bridge mac learning
Scenario 1:
When: the destination ethernet address has never been seen before.
Then: the bridge should flood the ethernet unicast
Scenario 2:
When: the destination ethernet address has been seen before.
Then: the bridge should not flood the ethernet frame, instaed it should
forward to only the port that is connected to the interface with
the mac address.
"""
}
def setup():
PTM.build()
VTM.build()
def teardown():
time.sleep(2)
PTM.destroy()
VTM.destroy()
@attr(version="v1.2.0", slow=False)
@failures(NoFailure())
@bindings(bindings1, bindings2)
def test_mac_learning():
"""
Title: Bridge mac learning
Scenario 1:
When: the destination ethernet address has never been seen before.
Then: the bridge should flood the ethernet unicast
Scenario 2:
When: the destination ethernet address has been seen before.
Then: the bridge should not flood the ethernet frame, instaed it should
forward to only the port that is connected to the interface with
the mac address.
"""