def test_disable_rtr1_eth1(self):
'''Disable router 1 eth1'''
self._disable_interface(instance1, 'eth1')
time.sleep(6 * helloint)
self._basic_connectivity_tests()
assert_equal(
network_lib.traceroute(self._app1)[-4:],
[self._rtr1_eth0, self._rtr3_eth0, self._rtr2_eth2, self._app1])
self._enable_interface(instance1, 'eth1')
time.sleep(6 * helloint)
self._basic_connectivity_tests()
assert_equal(
network_lib.traceroute(self._app1)[-3:],
[self._rtr1_eth0, self._rtr2_eth0, self._app1])
def test_disable_rtr1_eth1(self):
'''Disable router 1 eth1'''
self._disable_interface(instance1, 'eth1')
time.sleep(6 * helloint)
self._basic_connectivity_tests()
assert_equal(
network_lib.traceroute(self._app1)[-4:],
[self._rtr1_eth0, self._rtr3_eth0, self._rtr2_eth2, self._app1])
self._enable_interface(instance1, 'eth1')
time.sleep(6 * helloint)
self._basic_connectivity_tests()
assert_equal(
network_lib.traceroute(self._app1)[-3:],
[self._rtr1_eth0, self._rtr2_eth0, self._app1])
def test_disable_4_internal_links_cut(self):
'''Cut router 0 eth1 and eth2 + 4 internal links, access S1'''
self._disable_interface(instance0, 'eth1')
self._disable_interface(instance0, 'eth2')
self._disable_interface(instance1, 'eth3')
self._disable_interface(instance2, 'eth3')
self._disable_interface(instance3, 'eth3')
self._disable_interface(instance4, 'eth3')
conv_time = (3 * (4 + 1) + 1) * helloint
time.sleep(conv_time)
self.test_ping_app_servers()
assert_equal(
network_lib.traceroute(self._app1)[-7:], [
self._rtr0.eth0, self._rtr5.eth3, self._rtr4.eth2,
self._rtr3.eth2, self._rtr2.eth2, self._rtr1.eth2, self._app1
])
self._enable_interface(instance0, 'eth1')
self._enable_interface(instance0, 'eth2')
self._enable_interface(instance1, 'eth3')
self._enable_interface(instance2, 'eth3')
self._enable_interface(instance3, 'eth3')
self._enable_interface(instance4, 'eth3')
time.sleep(2 * helloint)
self._basic_connectivity_tests()
def test_traceroute_to_app_server1(self):
'''Traceroute to app server 1'''
trace = network_lib.traceroute(self._app1)
# Last two hops should be the router and the app server itself.
assert_true(len(trace) > 2)
assert_equal(trace[-2], self._rtr_eth0)
assert_equal(trace[-1], self._app1)
def test_disable_0_internal_links_cut(self):
'''Cut router 0 eth1 and eth2, access S1'''
self._disable_interface(instance0, 'eth1')
self._disable_interface(instance0, 'eth2')
conv_time = (3 * (0 + 1) + 1) * helloint
time.sleep(conv_time)
self._basic_connectivity_tests()
assert_equal(
network_lib.traceroute(self._app1)[-3:],
[self._rtr0.eth0, self._rtr1.eth3, self._app1])
self._enable_interface(instance0, 'eth1')
self._enable_interface(instance0, 'eth2')
time.sleep(2 * helloint)
self._basic_connectivity_tests()
def test_disable_0_internal_links_cut(self):
'''Cut router 0 eth1 and eth2, access S1'''
self._disable_interface(instance0, 'eth1')
self._disable_interface(instance0, 'eth2')
conv_time = (3 * (0 + 1) + 1) * helloint
time.sleep(conv_time)
self._basic_connectivity_tests()
assert_equal(
network_lib.traceroute(self._app1)[-3:],
[self._rtr0.eth0, self._rtr1.eth3, self._app1])
self._enable_interface(instance0, 'eth1')
self._enable_interface(instance0, 'eth2')
time.sleep(2 * helloint)
self._basic_connectivity_tests()
def test_disable_3_internal_links_cut(self):
'''Cut router 0 eth1 and eth2 + 3 internal links, access S1'''
self._disable_interface(instance0, 'eth1')
self._disable_interface(instance0, 'eth2')
self._disable_interface(instance1, 'eth3')
self._disable_interface(instance2, 'eth3')
self._disable_interface(instance3, 'eth3')
conv_time = (3 * (3 + 1) + 1) * helloint
time.sleep(conv_time)
self.test_ping_app_servers()
assert_equal(
network_lib.traceroute(self._app1)[-6:],
[self._rtr0.eth0, self._rtr4.eth3, self._rtr3.eth2, self._rtr2.eth2,
self._rtr1.eth2, self._app1])
self._enable_interface(instance0, 'eth1')
self._enable_interface(instance0, 'eth2')
self._enable_interface(instance1, 'eth3')
self._enable_interface(instance2, 'eth3')
self._enable_interface(instance3, 'eth3')
time.sleep(2 * helloint)
self._basic_connectivity_tests()
def test_traceroute_to_app_server2(self):
'''Traceroute to app server 2'''
trace = network_lib.traceroute(self._app2)
assert_true(len(trace) > 2)
assert_equal(trace[-2], self._rtr_eth0)
assert_equal(trace[-1], self._app2)