async def test_choose_capture_side(project):
"""
The link capture should run on the optimal node
"""
compute1 = MagicMock()
compute2 = MagicMock()
compute2.id = "local"
# Capture should run on the local node
node_vpcs = Node(project, compute1, "node1", node_type="vpcs")
node_vpcs._status = "started"
node_vpcs._ports = [EthernetPort("E0", 0, 0, 4)]
node_iou = Node(project, compute2, "node2", node_type="iou")
node_iou._status = "started"
node_iou._ports = [EthernetPort("E0", 0, 3, 1)]
link = UDPLink(project)
link.create = AsyncioMagicMock()
await link.add_node(node_vpcs, 0, 4)
await link.add_node(node_iou, 3, 1)
assert link._choose_capture_side()["node"] == node_iou
# Capture should choose always running node
node_iou = Node(project, compute1, "node5", node_type="iou")
node_iou._status = "started"
node_iou._ports = [EthernetPort("E0", 0, 0, 4)]
node_switch = Node(project, compute1, "node6", node_type="ethernet_switch")
node_switch._status = "started"
node_switch._ports = [EthernetPort("E0", 0, 3, 1)]
link = UDPLink(project)
link.create = AsyncioMagicMock()
await link.add_node(node_iou, 0, 4)
await link.add_node(node_switch, 3, 1)
assert link._choose_capture_side()["node"] == node_switch
# Capture should raise error if node are not started
node_vpcs = Node(project, compute1, "node1", node_type="vpcs")
node_vpcs._ports = [EthernetPort("E0", 0, 0, 4)]
node_iou = Node(project, compute2, "node2", node_type="iou")
node_iou._ports = [EthernetPort("E0", 0, 3, 1)]
link = UDPLink(project)
link.create = AsyncioMagicMock()
await link.add_node(node_vpcs, 0, 4)
await link.add_node(node_iou, 3, 1)
with pytest.raises(aiohttp.web.HTTPConflict):
link._choose_capture_side()
# If you start a node you can capture on it
node_vpcs._status = "started"
assert link._choose_capture_side()["node"] == node_vpcs
def test_choose_capture_side(async_run, project):
"""
The link capture should run on the optimal node
"""
compute1 = MagicMock()
compute2 = MagicMock()
compute2.id = "local"
# Capture should run on the local node
node_vpcs = Node(project, compute1, "node1", node_type="vpcs")
node_vpcs._status = "started"
node_vpcs._ports = [EthernetPort("E0", 0, 0, 4)]
node_iou = Node(project, compute2, "node2", node_type="iou")
node_iou._status = "started"
node_iou._ports = [EthernetPort("E0", 0, 3, 1)]
link = UDPLink(project)
link.create = AsyncioMagicMock()
async_run(link.add_node(node_vpcs, 0, 4))
async_run(link.add_node(node_iou, 3, 1))
assert link._choose_capture_side()["node"] == node_iou
# Capture should choose always running node
node_iou = Node(project, compute1, "node5", node_type="iou")
node_iou._status = "started"
node_iou._ports = [EthernetPort("E0", 0, 0, 4)]
node_switch = Node(project, compute1, "node6", node_type="ethernet_switch")
node_switch._status = "started"
node_switch._ports = [EthernetPort("E0", 0, 3, 1)]
link = UDPLink(project)
link.create = AsyncioMagicMock()
async_run(link.add_node(node_iou, 0, 4))
async_run(link.add_node(node_switch, 3, 1))
assert link._choose_capture_side()["node"] == node_switch
# Capture should raise error if node are not started
node_vpcs = Node(project, compute1, "node1", node_type="vpcs")
node_vpcs._ports = [EthernetPort("E0", 0, 0, 4)]
node_iou = Node(project, compute2, "node2", node_type="iou")
node_iou._ports = [EthernetPort("E0", 0, 3, 1)]
link = UDPLink(project)
link.create = AsyncioMagicMock()
async_run(link.add_node(node_vpcs, 0, 4))
async_run(link.add_node(node_iou, 3, 1))
with pytest.raises(aiohttp.web.HTTPConflict):
link._choose_capture_side()
# If you start a node you can capture on it
node_vpcs._status = "started"
assert link._choose_capture_side()["node"] == node_vpcs
def test_capture(async_run, project):
compute1 = MagicMock()
node_vpcs = Node(project, compute1, "V1", node_type="vpcs")
node_vpcs._status = "started"
node_vpcs._ports = [EthernetPort("E0", 0, 0, 4)]
node_iou = Node(project, compute1, "I1", node_type="iou")
node_iou._ports = [EthernetPort("E0", 0, 3, 1)]
link = UDPLink(project)
link.create = AsyncioMagicMock()
async_run(link.add_node(node_vpcs, 0, 4))
async_run(link.add_node(node_iou, 3, 1))
capture = async_run(link.start_capture())
assert link.capturing
compute1.post.assert_any_call("/projects/{}/vpcs/nodes/{}/adapters/0/ports/4/start_capture".format(project.id, node_vpcs.id), data={
"capture_file_name": link.default_capture_file_name(),
"data_link_type": "DLT_EN10MB"
})
capture = async_run(link.stop_capture())
assert link.capturing is False
compute1.post.assert_any_call("/projects/{}/vpcs/nodes/{}/adapters/0/ports/4/stop_capture".format(project.id, node_vpcs.id))
def test_capture(async_run, project):
compute1 = MagicMock()
node_vpcs = Node(project, compute1, "V1", node_type="vpcs")
node_vpcs._status = "started"
node_vpcs._ports = [EthernetPort("E0", 0, 0, 4)]
node_iou = Node(project, compute1, "I1", node_type="iou")
node_iou._ports = [EthernetPort("E0", 0, 3, 1)]
link = UDPLink(project)
link.create = AsyncioMagicMock()
async_run(link.add_node(node_vpcs, 0, 4))
async_run(link.add_node(node_iou, 3, 1))
capture = async_run(link.start_capture())
assert link.capturing
compute1.post.assert_any_call(
"/projects/{}/vpcs/nodes/{}/adapters/0/ports/4/start_capture".format(
project.id, node_vpcs.id),
data={
"capture_file_name": link.default_capture_file_name(),
"data_link_type": "DLT_EN10MB"
})
capture = async_run(link.stop_capture())
assert link.capturing is False
compute1.post.assert_any_call(
"/projects/{}/vpcs/nodes/{}/adapters/0/ports/4/stop_capture".format(
project.id, node_vpcs.id))
def test_node_updated(project, async_run):
"""
If a node stop when capturing we stop the capture
"""
compute1 = MagicMock()
node_vpcs = Node(project, compute1, "V1", node_type="vpcs")
node_vpcs._status = "started"
link = UDPLink(project)
link._capture_node = {"node": node_vpcs}
link.stop_capture = AsyncioMagicMock()
async_run(link.node_updated(node_vpcs))
assert not link.stop_capture.called
node_vpcs._status = "stopped"
async_run(link.node_updated(node_vpcs))
assert link.stop_capture.called
def test_node_updated(project, async_run):
"""
If a node stop when capturing we stop the capture
"""
compute1 = MagicMock()
node_vpcs = Node(project, compute1, "V1", node_type="vpcs")
node_vpcs._status = "started"
link = UDPLink(project)
link._capture_node = {"node": node_vpcs}
link.stop_capture = AsyncioMagicMock()
async_run(link.node_updated(node_vpcs))
assert not link.stop_capture.called
node_vpcs._status = "stopped"
async_run(link.node_updated(node_vpcs))
assert link.stop_capture.called
def test_read_pcap_from_source(project, async_run):
compute1 = MagicMock()
node_vpcs = Node(project, compute1, "V1", node_type="vpcs")
node_vpcs._status = "started"
node_vpcs._ports = [EthernetPort("E0", 0, 0, 4)]
node_iou = Node(project, compute1, "I1", node_type="iou")
node_iou._ports = [EthernetPort("E0", 0, 3, 1)]
link = UDPLink(project)
link.create = AsyncioMagicMock()
async_run(link.add_node(node_vpcs, 0, 4))
async_run(link.add_node(node_iou, 3, 1))
capture = async_run(link.start_capture())
assert link._capture_node is not None
async_run(link.read_pcap_from_source())
link._capture_node["node"].compute.stream_file.assert_called_with(project, "tmp/captures/" + link._capture_file_name)
