def test_create_without_channel(self):
cmdlist = []
cmdexecutor = create_cmdexecutor(cmdlist)
obj = Node('myNode')
obj.set_cmdexecutor(cmdexecutor)
myNetDevice1 = NetDevice('myNetDevice1')
myNetDevice2 = NetDevice('myNetDevice2')
myApp1 = Application('myApp1', DummyApplicationImpl(), {}, {})
myApp2 = Application('myApp2', DummyApplicationImpl(), {}, {})
obj.install_net_device(myNetDevice1)
obj.install_net_device(myNetDevice2)
obj.install_application(myApp1)
obj.install_application(myApp2)
myNetDevice1.set_cmdexecutor(cmdexecutor)
myNetDevice2.set_cmdexecutor(cmdexecutor)
obj.create()
expected_cmdlist = [
'ip netns add myNode',
'ip link add myNetDevice1 type veth peer name myNode-myNetDevice1.t',
'ip link set myNetDevice1 netns myNode',
'ip link add myNetDevice2 type veth peer name myNode-myNetDevice2.t',
'ip link set myNetDevice2 netns myNode',
]
self.assertEquals(len(expected_cmdlist), len(cmdlist))
for idx in range(len(expected_cmdlist)):
self.assertEquals(expected_cmdlist[idx], cmdlist[idx])
self.assertEquals(obj, myApp1._impl._start_called_node)
self.assertEquals(obj, myApp2._impl._start_called_node)
self.assertEquals(True, obj._is_created)
def test_install_net_device(self):
obj = Node('myNode')
myNetDevice = NetDevice('myNetDevice')
obj.install_net_device(myNetDevice)
self.assertEquals(True, obj._net_devices.has_key('myNetDevice'))
self.assertEquals(myNetDevice, obj._net_devices['myNetDevice'])
self.assertEquals('myNode', myNetDevice._node._name)
def test_install_net_device(self):
obj = Node('myNode')
myNetDevice = NetDevice('myNetDevice')
obj.install_net_device(myNetDevice)
self.assertEquals(True, obj._net_devices.has_key('myNetDevice'))
self.assertEquals(myNetDevice, obj._net_devices['myNetDevice'])
self.assertEquals('myNode', myNetDevice._node._name)
def test_uninstall_net_device(self):
obj = Node('myNode')
myNetDevice = NetDevice('myNetDevice')
obj.install_net_device(myNetDevice)
obj.uninstall_net_device(myNetDevice)
self.assertEquals(False, obj._net_devices.has_key('myNetDevice'))
self.assertEquals(None, myNetDevice._node)
def test_create_without_channel(self):
cmdlist = []
cmdexecutor = create_cmdexecutor(cmdlist)
obj = Node('myNode')
obj.set_cmdexecutor(cmdexecutor)
myNetDevice1 = NetDevice('myNetDevice1')
myNetDevice2 = NetDevice('myNetDevice2')
myApp1 = Application('myApp1', DummyApplicationImpl(), {}, {})
myApp2 = Application('myApp2', DummyApplicationImpl(), {}, {})
obj.install_net_device(myNetDevice1)
obj.install_net_device(myNetDevice2)
obj.install_application(myApp1)
obj.install_application(myApp2)
myNetDevice1.set_cmdexecutor(cmdexecutor)
myNetDevice2.set_cmdexecutor(cmdexecutor)
obj.create()
expected_cmdlist = [
'ip netns add myNode',
'ip link add myNetDevice1 type veth peer name myNode-myNetDevice1.t',
'ip link set myNetDevice1 netns myNode',
'ip link add myNetDevice2 type veth peer name myNode-myNetDevice2.t',
'ip link set myNetDevice2 netns myNode',
]
self.assertEquals(len(expected_cmdlist), len(cmdlist))
for idx in range(len(expected_cmdlist)):
self.assertEquals(expected_cmdlist[idx], cmdlist[idx])
self.assertEquals(obj, myApp1._impl._start_called_node)
self.assertEquals(obj, myApp2._impl._start_called_node)
self.assertEquals(True, obj._is_created)
def test_install_net_device_already_installed(self):
obj = Node('myNode')
myNetDevice1 = NetDevice('myNetDevice')
myNetDevice2 = NetDevice('myNetDevice')
obj.install_net_device(myNetDevice1)
obj.install_net_device(myNetDevice2)
self.assertEquals(True, obj._net_devices.has_key('myNetDevice'))
self.assertEquals(myNetDevice1, obj._net_devices['myNetDevice'])
self.assertEquals('myNode', myNetDevice1._node._name)
self.assertEquals(None, myNetDevice2._node)
def test_install_net_device_already_installed(self):
obj = Node('myNode')
myNetDevice1 = NetDevice('myNetDevice')
myNetDevice2 = NetDevice('myNetDevice')
obj.install_net_device(myNetDevice1)
obj.install_net_device(myNetDevice2)
self.assertEquals(True, obj._net_devices.has_key('myNetDevice'))
self.assertEquals(myNetDevice1, obj._net_devices['myNetDevice'])
self.assertEquals('myNode', myNetDevice1._node._name)
self.assertEquals(None, myNetDevice2._node)
def test_install_application(self):
obj = Node('myNode')
opts = {'key1': 'value1', 'key2': 'value2'}
appimpl = DummyApplicationImpl()
context = {'cntxtKey': 'cntxtValue'}
application = Application('myApp', appimpl, opts, context)
obj.install_application(application)
self.assertEquals(1, len(obj._applications))
self.assertEquals('myApp', obj._applications[0]._name)
self.assertEquals('myNode', obj._applications[0]._node._name)
def test_install_application(self):
obj = Node('myNode')
opts = {'key1': 'value1', 'key2': 'value2'}
appimpl = DummyApplicationImpl()
context = {'cntxtKey': 'cntxtValue'}
application = Application('myApp', appimpl, opts, context)
obj.install_application(application)
obj.uninstall_application(application)
self.assertEquals(0, len(obj._applications))
self.assertEquals(None, application._node)
def test_get_tap_name(self):
obj = NetDevice('myNetDevice')
myNode = Node('myNode')
obj.set_node(myNode)
tap_name = obj.get_tap_name()
self.assertEquals('myNode-myNetDevice.t', tap_name)
def test_get_port_name(self):
obj = NetDevice('myNetDevice')
myNode = Node('myNode')
obj.set_node(myNode)
port_name = obj.get_port_name()
self.assertEquals('myNetDevice', port_name)
def test_disconnect_is_not_connected(self):
obj = NetDevice('myNetDevice')
myNode = Node('myNode')
obj.set_node(myNode)
self.assertEquals(False, obj.is_connected())
obj.disconnect()
self.assertEquals(False, obj.is_connected())
def test_stop_without_stop_cmd(self):
cmdlist = []
obj = SimpleCommand()
obj.set_cmdexecutor(create_cmdexecutor(cmdlist))
node = Node('myNode')
opts = {}
obj.stop(node, opts)
self.assertEquals(0, len(cmdlist))
def test_exec_node_cmd(self):
cmdlist = []
cmdexecutor = create_cmdexecutor(cmdlist)
node = Node('myNode')
cmd = 'do something'
exec_node_cmd(cmdexecutor, node, cmd)
self.assertEquals(1, len(cmdlist))
self.assertEquals('ip netns exec myNode do something', cmdlist[0])
def test___init__(self):
obj = Node('myNode', {'key1': 'value1', 'key2': 'value2'})
self.assertEquals('myNode', obj._name)
self.assertEquals(2, len(obj._opts))
self.assertEquals('value1', obj._opts['key1'])
self.assertEquals('value2', obj._opts['key2'])
self.assertEquals(0, len(obj._net_devices))
self.assertEquals(False, obj._is_created)
self.assertEquals(0, len(obj._applications))
def test_set_node_impl_is_none(self):
impl = None
opts = None
context = None
obj = Application('myApp', impl, opts, context)
node = Node('myNode')
obj.set_node(node)
self.assertEquals('myNode', obj._node._name)
def test_create(self):
impl = DummyApplicationImpl()
opts = {}
obj = Application('myApp', impl, opts, {})
node = Node('myNode')
obj.set_node(node)
obj.create()
self.assertEquals(node, obj._impl._start_called_node)
self.assertEquals(opts, obj._impl._start_called_opts)
def test_connect_to_normal(self):
obj = NetDevice('myNetDevice')
myNode = Node('myNode')
obj.set_node(myNode)
channel = Channel('myChannel')
obj.connect_to(channel)
self.assertEquals(True, obj.is_connected())
self.assertIsNotNone(obj._channel)
self.assertEquals(1, len(channel._net_devices))
self.assertEquals('myNetDevice', channel._net_devices[0]._name)
def test_disconnect(self):
obj = NetDevice('myNetDevice')
myNode = Node('myNode')
obj.set_node(myNode)
channel = Channel('myChannel')
obj.connect_to(channel)
self.assertEquals(True, obj.is_connected())
obj.disconnect()
self.assertEquals(False, obj.is_connected())
self.assertIsNone(obj._channel)
self.assertEquals(0, len(channel._net_devices))
def test_stop(self):
cmdlist = []
obj = SimpleCommand()
obj.set_cmdexecutor(create_cmdexecutor(cmdlist))
node = Node('myNode')
opts = {
'start_cmd': 'do my start command',
'stop_cmd': 'do my stop command',
}
obj.stop(node, opts)
self.assertEquals(1, len(cmdlist))
self.assertEquals('ip netns exec myNode do my stop command',
cmdlist[0])
def test_set_node(self):
impl = DummyApplicationImpl()
opts = {'key1': 'value1', 'key2': 'value2'}
context = {'cntxtKey', 'cntxtValue'}
obj = Application('myApp', impl, opts, context)
node = Node('myNode')
obj.set_node(node)
self.assertEquals('myNode', obj._node._name)
self.assertEquals(node, obj._impl._application_installed_called_node)
self.assertEquals(opts, obj._impl._application_installed_called_opts)
self.assertEquals(context,
obj._impl._application_installed_called_context)
def test_connect_to_already_connected(self):
obj = NetDevice('myNetDevice')
myNode = Node('myNode')
obj.set_node(myNode)
channel1 = Channel('myChannel1')
channel2 = Channel('myChannel2')
obj.connect_to(channel1)
obj.connect_to(channel2)
self.assertEquals(True, obj.is_connected())
self.assertEquals(channel1, obj._channel)
self.assertEquals(1, len(channel1._net_devices))
self.assertEquals('myNetDevice', channel1._net_devices[0]._name)
self.assertEquals(0, len(channel2._net_devices))
def test_uninstall_net_device(self):
obj = Node('myNode')
myNetDevice = NetDevice('myNetDevice')
obj.install_net_device(myNetDevice)
obj.uninstall_net_device(myNetDevice)
self.assertEquals(False, obj._net_devices.has_key('myNetDevice'))
self.assertEquals(None, myNetDevice._node)
def test_delete(self):
cmdlist = []
cmdexecutor = create_cmdexecutor(cmdlist)
obj = Node('myNode')
myChannel = Channel('myChannel')
myNetDevice1 = NetDevice('myNetDevice1')
myNetDevice2 = NetDevice('myNetDevice2')
myApp1 = Application('myApp1', DummyApplicationImpl(), {}, {})
myApp2 = Application('myApp2', DummyApplicationImpl(), {}, {})
myNetDevice1.connect_to(myChannel)
myNetDevice2.connect_to(myChannel)
obj.install_net_device(myNetDevice1)
obj.install_net_device(myNetDevice2)
obj.install_application(myApp1)
obj.install_application(myApp2)
obj.create()
obj.set_cmdexecutor(cmdexecutor)
myNetDevice1.set_cmdexecutor(cmdexecutor)
myNetDevice2.set_cmdexecutor(cmdexecutor)
obj.delete()
expected_cmdlist = [
'ip link set dev myNode-myNetDevice1.t down',
'brctl delif myChannel myNode-myNetDevice1.t',
'ip link delete myNode-myNetDevice1.t',
'ip link set dev myNode-myNetDevice2.t down',
'brctl delif myChannel myNode-myNetDevice2.t',
'ip link delete myNode-myNetDevice2.t',
'ip netns delete myNode',
]
self.assertEquals(len(expected_cmdlist), len(cmdlist))
for idx in range(len(expected_cmdlist)):
self.assertEquals(expected_cmdlist[idx], cmdlist[idx])
self.assertEquals(obj, myApp1._impl._stop_called_node)
self.assertEquals(obj, myApp2._impl._stop_called_node)
self.assertEquals(False, obj._is_created)
def test_set_node(self):
obj = NetDevice('myNetDevice')
myNode = Node('myNode')
obj.set_node(myNode)
self.assertIsNotNone(obj._node)
self.assertEquals('myNode', obj._node._name)
def test_delete(self):
cmdlist = []
cmdexecutor = create_cmdexecutor(cmdlist)
obj = Node('myNode')
myChannel = Channel('myChannel')
myNetDevice1 = NetDevice('myNetDevice1')
myNetDevice2 = NetDevice('myNetDevice2')
myApp1 = Application('myApp1', DummyApplicationImpl(), {}, {})
myApp2 = Application('myApp2', DummyApplicationImpl(), {}, {})
myNetDevice1.connect_to(myChannel)
myNetDevice2.connect_to(myChannel)
obj.install_net_device(myNetDevice1)
obj.install_net_device(myNetDevice2)
obj.install_application(myApp1)
obj.install_application(myApp2)
obj.create()
obj.set_cmdexecutor(cmdexecutor)
myNetDevice1.set_cmdexecutor(cmdexecutor)
myNetDevice2.set_cmdexecutor(cmdexecutor)
obj.delete()
expected_cmdlist = [
'ip link set dev myNode-myNetDevice1.t down',
'brctl delif myChannel myNode-myNetDevice1.t',
'ip link delete myNode-myNetDevice1.t',
'ip link set dev myNode-myNetDevice2.t down',
'brctl delif myChannel myNode-myNetDevice2.t',
'ip link delete myNode-myNetDevice2.t',
'ip netns delete myNode',
]
self.assertEquals(len(expected_cmdlist), len(cmdlist))
for idx in range(len(expected_cmdlist)):
self.assertEquals(expected_cmdlist[idx], cmdlist[idx])
self.assertEquals(obj, myApp1._impl._stop_called_node)
self.assertEquals(obj, myApp2._impl._stop_called_node)
self.assertEquals(False, obj._is_created)