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unit_test.py
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unit_test.py
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import unittest
import json
from pyaci import Node, core
from unittest.mock import patch, MagicMock
from kubernetes import client
from app.graph import ApicMethodsResolve, VkaciBuilTopology, VkaciEnvVariables, VkaciTable
core.aciClassMetas = {"topRoot": {
"properties": {}, "rnFormat": "something"}}
nfna = {
"items": [{
"spec": {
"aciTopology": {
"ens1f2" :
{
"fabricLink": [
"abc/def/node-101/[eth1/3]"
],
"pods": [
{
"localIface": "ens1f2v12",
"podRef": {
"name": "sriov-pod"
}
}
]
}
},
"nodeName": "1234abc",
"networkRef": {
"name": "sriov-net1"
},
"primaryCni": "sriov"
},
"metadata" : {
"name" : "sriov"
}
},
{
"spec": {
"aciTopology": {
"bond1" :
{
"fabricLink": [
"abc/def/node-101/[eth1/37]"
],
"pods": [
{
"localIface": "net1",
"podRef": {
"name": "macvlan-pod"
}
}
]
}
},
"nodeName": "1234abc",
"networkRef": {
"name": "macvlan-net1"
},
"primaryCni": "macvlan"
},
"metadata" : {
"name" : "macvlan"
}
}]
}
# Fake k8s cluster data
pods = [
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.3"
),
metadata=client.V1ObjectMeta(
name="dateformat", namespace="dockerimage", labels={"guest":"frontend"}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
),
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.168.1.2"
),
metadata=client.V1ObjectMeta(
name="kube-router-xfgr", namespace="kube-system"
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[client.V1Container(name="kube-router",
args=[
"--run-router=true",
"--run-firewall=true",
"--run-service-proxy=true",
"--bgp-graceful-restart=true",
"--bgp-holdtime=3s",
"--kubeconfig=/var/lib/kube-router/kubeconfig",
"--cluster-asn=56002",
"--advertise-external-ip",
"--advertise-loadbalancer-ip",
"--advertise-pod-cidr=true",
"--enable-ibgp=false",
"--enable-overlay=false",
"--enable-pod-egress=false",
"--override-nexthop=true"
])]
)
),
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.4"
),
metadata=client.V1ObjectMeta(
name="sriov-pod", namespace="dockerimage", labels={"guest":"frontend"}, annotations={"k8s.v1.cni.cncf.io/network-status": json.dumps([{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}])}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
),
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.6"
),
metadata=client.V1ObjectMeta(
name="macvlan-pod", namespace="dockerimage", labels={"guest":"frontend"}, annotations={"k8s.v1.cni.cncf.io/network-status": json.dumps([{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}])}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
)
]
# Fake k8s cluster data for nodes
nodes = [
client.V1Node(
metadata=client.V1ObjectMeta(
name="1234abc", labels = {"app":"redis"}
)
)
]
# Fake k8s cluster data for services
services = [
client.V1Service(
metadata=client.V1ObjectMeta(
name="example service", namespace="appx", labels = {"app":"guestbook"}
),
spec=client.V1ServiceSpec(
cluster_ip="192.168.25.5", external_i_ps=["192.168.5.1"],
),
status=client.V1ServiceStatus(
load_balancer=client.V1LoadBalancerStatus(
ingress=[
client.V1LoadBalancerIngress(ip='192.168.5.2')
]
)
)
)
]
class Expando(object):
pass
class MockMo(object):
def __init__(self, ip, mac, pathtDn) -> None:
self.mac = mac
self.fvRsCEpToPathEp = [Expando()]
c = Expando()
c.addr = ip
self.Children = [c]
self.fvRsCEpToPathEp[0].tDn = pathtDn
def create_lldp_neighbour(on: bool = True, desc: bool = True):
n = Expando()
n.operTxSt = n.operRxSt = "down"
if (on):
n.operTxSt = n.operRxSt = "up"
n.lldpAdjEp = [Expando()]
n.lldpAdjEp[0].sysName = "esxi4.cam.ciscolabs.com"
n.lldpAdjEp[0].chassisIdV = "vmxnic1"
if desc:
n.lldpAdjEp[0].sysDesc = "VMware version 123"
n.sysDesc = n.dn = "topology/pod-1/node-204"
n.id = "eth1/1"
return n
def create_cdp_neighbour(on: bool = False):
n = Expando()
n.operSt = "down"
if (on):
n.operSt = "up"
n.cdpAdjEp = [Expando()]
n.cdpAdjEp[0].sysName = "CiscoLabs5"
n.cdpAdjEp[0].chassisIdV = n.cdpAdjEp[0].portIdV = "vmxnic2"
n.cdpAdjEp[0].ver = "Cisco version 123"
n.sysDesc = n.dn = "topology/pod-1/node-203"
n.id = "eth1/1"
return n
def create_cdp_no_neighbour(on: bool = False):
n = Expando()
n.operSt = "down"
if (on):
n.operSt = "up"
n.cdpAdjEp = []
n.sysDesc = n.dn = "topology/pod-1/node-203"
n.id = "eth1/1"
return n
def create_bgpPeer():
b = Expando()
b.operSt = "established"
b.dn = "topology/pod-1/node-204"
return b
def create_nextHop(route:str, next_hop:str, tag = "56001"):
h = Expando()
h.dn = "topology/pod-1/node-204/sys/uribv4/dom-calico1:vrf/db-rt/rt-["+route+"]/nh-[bgp-65002]-["+next_hop+"/32]-[unspecified]-[calico1:vrf]"
h.addr = next_hop+"/32"
h.tag = tag
return h
class ApicMethodsMock(ApicMethodsResolve):
def __init__(self) -> None:
super().__init__()
mo1 = MockMo("192.168.1.2", "MOCKMO1C", "pathA")
eps = [mo1]
lldps = [create_lldp_neighbour()]
cdpns = [create_cdp_neighbour()]
bgpPeers = [create_bgpPeer()]
nextHops = [
create_nextHop("192.168.5.1/32", "192.168.2.5"),
create_nextHop("192.168.5.1/32", "192.168.1.2"),
create_nextHop("0.0.0.0/0", "10.4.68.5", "65002")
]
def get_fvcep(self, apic: Node, aci_vrf: str):
return self.eps
def get_fvcep_mac(self, apic: Node, mac: str):
return self.eps[0]
def get_lldpif(self, apic: Node, pathDn):
return self.lldps
def get_cdpif(self, apic: Node, pathDn):
return self.cdpns
def get_bgppeerentry(self, apic: Node, vrf: str, node_ip: str):
return self.bgpPeers
def get_all_nexthops(self, apic:Node, dn:str):
return self.nextHops
def path_fixup(self, apic:Node, path):
return path
def get_overlay_ip_to_switch_map(self, apic:Node):
nodes = {"192.168.2.5":"leaf 203"}
return nodes
@patch('kubernetes.config.load_incluster_config', MagicMock(return_value=None))
@patch('pyaci.Node.useX509CertAuth', MagicMock(return_value=None))
@patch('kubernetes.client.CoreV1Api.list_pod_for_all_namespaces', MagicMock(return_value=client.V1PodList(api_version="1", items=pods)))
@patch('kubernetes.client.CustomObjectsApi.list_namespaced_custom_object', MagicMock(return_value=nfna))
@patch('kubernetes.client.CoreV1Api.list_service_for_all_namespaces', MagicMock(return_value=client.V1ServiceList(api_version="1", items=services)))
@patch('kubernetes.client.CoreV1Api.list_node', MagicMock(return_value=client.V1NodeList(api_version="1", items=nodes)))
@patch('app.graph.VkaciBuilTopology.get_calico_custom_object', MagicMock(return_value={'spec': {'asNumber': 56001}}))
class TestVkaciGraph(unittest.TestCase):
maxDiff = None
vars = {"APIC_IPS": "192.168.25.192,192.168.1.2",
"TENANT": "Ciscolive",
"VRF": "vrf-01",
"MODE": "cluster",
"KUBE_CONFIG": "$HOME/.kube/config",
"CERT_USER": "useX509",
"CERT_NAME": "test",
"KEY_PATH": " 101/1/1-2",
"ACI_META_FILE": None
}
def test_no_env_variables(self):
"""Test that no environment variables are handled"""
# Arange
build = VkaciBuilTopology(
VkaciEnvVariables({}), ApicMethodsMock())
# Act
result = build.update()
# Assert
self.assertIsNone(result)
self.assertEqual(build.env.mode, 'None')
self.assertIsNone(build.aci_vrf)
self.assertEqual(len(build.env.apic_ip), 0)
def test_valid_topology(self):
"""Test that a valid topology is created"""
# Arrange
expected = {'nodes': {'1234abc': {'node_ip': '192.168.1.2',
'pods': {'dateformat': {'ip': '192.158.1.3', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {}, 'annotations': {}},
'kube-router-xfgr': {'ip': '192.168.1.2', 'primary_iface': '', 'ns': 'kube-system', 'labels': {}, 'other_ifaces': {}, 'annotations': {}},
'sriov-pod': {'ip': '192.158.1.4', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'sriov-net1': 'ens1f2v12'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}]'}},
'macvlan-pod': {'ip': '192.158.1.6', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'macvlan-net1': 'net1'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}]'}}
},
'bgp_peers': {'leaf-204': {'prefix_count': 2}}, 'neighbours': {'esxi4.cam.ciscolabs.com':
{'switches': {'leaf-204': {'vmxnic1-eth1/1'}}, 'Description': 'VMware version 123'}},
'labels': {'app': 'redis'}, 'node_leaf_sec_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/3',
'node_iface': 'PF-ens1f2'
}], 'node_pod_sec_iface_conn': [{'node_iface': 'VF-ens1f2v12', 'pod_name': 'sriov-pod', 'node_network': 'sriov-net1', 'pod_iface': 'ens1f2v12'}], 'node_leaf_ter_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/37',
'node_iface': 'bond1'}], 'node_pod_ter_iface_conn': [{'node_iface': 'net1', 'pod_name': 'macvlan-pod', 'node_network': 'macvlan-net1', 'pod_iface': 'net1'}], 'node_leaf_all_iface_conn': [{'switch_name': 'leaf-101', 'switch_interface': 'eth1/3', 'node_iface': 'PF-ens1f2'}, {'switch_name': 'leaf-101', 'switch_interface': 'eth1/37', 'node_iface': 'bond1'}], 'mac': 'MOCKMO1C'}},
'services': {'appx': [{'name': 'example service', 'cluster_ip': '192.168.25.5', 'external_i_ps': ['192.168.5.1'], 'load_balancer_ip': '192.168.5.2','ns':'appx',
'labels': {'app': 'guestbook'}}]}}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
# Act
result = build.update()
# Assert
self.assertDictEqual(result, expected)
self.assertEqual(build.aci_vrf, "uni/tn-Ciscolive/ctx-vrf-01")
def test_valid_topology_cdpn(self):
"""Test that a valid topology is created with cdp neighbours"""
# Arrange
expected = {'nodes': {'1234abc': {'bgp_peers': {'leaf-204': {'prefix_count': 2}},
'labels': {'app': 'redis'},
'node_leaf_sec_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/3',
'node_iface': 'PF-ens1f2'
}], 'node_pod_sec_iface_conn': [{'node_iface': 'VF-ens1f2v12', 'pod_name': 'sriov-pod', 'node_network': 'sriov-net1', 'pod_iface': 'ens1f2v12'}], 'node_leaf_ter_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/37',
'node_iface': 'bond1'}], 'node_pod_ter_iface_conn': [{'node_iface': 'net1', 'pod_name': 'macvlan-pod', 'node_network': 'macvlan-net1', 'pod_iface': 'net1'}], 'node_leaf_all_iface_conn': [{'switch_name': 'leaf-101', 'switch_interface': 'eth1/3', 'node_iface': 'PF-ens1f2'}, {'switch_name': 'leaf-101', 'switch_interface': 'eth1/37', 'node_iface': 'bond1'}],
'mac': 'MOCKMO1C',
'neighbours': {'CiscoLabs5': {'Description': 'Cisco '
'version '
'123',
'switches': {'leaf-203': {'vmxnic2-eth1/1'}}}},
'node_ip': '192.168.1.2',
'pods': {'dateformat': {'ip': '192.158.1.3',
'primary_iface': '',
'labels': {'guest': 'frontend'},
'other_ifaces': {}, 'annotations': {},
'ns': 'dockerimage'},
'kube-router-xfgr': {'ip': '192.168.1.2',
'primary_iface': '',
'labels': {},
'other_ifaces': {}, 'annotations': {},
'ns': 'kube-system'},
'sriov-pod': {'ip': '192.158.1.4', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'sriov-net1': 'ens1f2v12'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}]'}},
'macvlan-pod': {'ip': '192.158.1.6', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'macvlan-net1': 'net1'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}]'}}
}}},
'services': {'appx': [{'cluster_ip': '192.168.25.5',
'external_i_ps': ['192.168.5.1'],
'load_balancer_ip': '192.168.5.2',
'labels': {'app': 'guestbook'},
'name': 'example service',
'ns':'appx'}]}}
mock = ApicMethodsMock()
mock.lldps = [create_lldp_neighbour(False)]
mock.cdpns = [create_cdp_neighbour(True)]
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), mock)
# Act
result = build.update()
# Assert
self.assertDictEqual(result, expected)
self.assertEqual(build.aci_vrf, "uni/tn-Ciscolive/ctx-vrf-01")
def test_valid_topology_no_neighbours(self):
"""Test that a valid topology is created with no neighbours"""
# Arrange
expected = {'nodes': {'1234abc': {'bgp_peers': {'leaf-204': {'prefix_count': 2}},
'labels': {'app': 'redis'},
'node_leaf_sec_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/3',
'node_iface': 'PF-ens1f2'
}], 'node_pod_sec_iface_conn': [{'node_iface': 'VF-ens1f2v12', 'pod_name': 'sriov-pod', 'node_network': 'sriov-net1', 'pod_iface': 'ens1f2v12'}], 'node_leaf_ter_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/37',
'node_iface': 'bond1'}], 'node_pod_ter_iface_conn': [{'node_iface': 'net1', 'pod_name': 'macvlan-pod', 'node_network': 'macvlan-net1', 'pod_iface': 'net1'}], 'node_leaf_all_iface_conn': [{'switch_name': 'leaf-101', 'switch_interface': 'eth1/3', 'node_iface': 'PF-ens1f2'}, {'switch_name': 'leaf-101', 'switch_interface': 'eth1/37', 'node_iface': 'bond1'}],
'mac': 'MOCKMO1C',
'neighbours': {},
'node_ip': '192.168.1.2',
'pods': {'dateformat': {'ip': '192.158.1.3',
'primary_iface': '',
'labels': {'guest': 'frontend'},
'other_ifaces': {}, 'annotations': {},
'ns': 'dockerimage'},
'kube-router-xfgr': {'ip': '192.168.1.2',
'primary_iface': '',
'labels': {},
'other_ifaces': {}, 'annotations': {},
'ns': 'kube-system'},
'sriov-pod': {'ip': '192.158.1.4', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'sriov-net1': 'ens1f2v12'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}]'}},
'macvlan-pod': {'ip': '192.158.1.6', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'macvlan-net1': 'net1'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}]'}}
}}},
'services': {'appx': [{'cluster_ip': '192.168.25.5',
'external_i_ps': ['192.168.5.1'],
'load_balancer_ip': '192.168.5.2',
'labels': {'app': 'guestbook'},
'name': 'example service',
'ns':'appx'}]}}
mock = ApicMethodsMock()
mock.lldps = []
mock.cdpns = [create_cdp_no_neighbour(True)]
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), mock)
# Act
result = build.update()
# Assert
self.assertDictEqual(result, expected)
self.assertEqual(build.aci_vrf, "uni/tn-Ciscolive/ctx-vrf-01")
def test_valid_topology_no_desc_neighbour(self):
"""Test that a neighbour with no description will not crash"""
# Arrange
expected = {'nodes': {'1234abc': {'bgp_peers': {'leaf-204': {'prefix_count': 2}},
'labels': {'app': 'redis'},
'node_leaf_sec_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/3',
'node_iface': 'PF-ens1f2'
}], 'node_pod_sec_iface_conn': [{'node_iface': 'VF-ens1f2v12', 'pod_name': 'sriov-pod', 'node_network': 'sriov-net1', 'pod_iface': 'ens1f2v12'}], 'node_leaf_ter_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/37',
'node_iface': 'bond1'}], 'node_pod_ter_iface_conn': [{'node_iface': 'net1', 'pod_name': 'macvlan-pod', 'node_network': 'macvlan-net1', 'pod_iface': 'net1'}], 'node_leaf_all_iface_conn': [{'switch_name': 'leaf-101', 'switch_interface': 'eth1/3', 'node_iface': 'PF-ens1f2'}, {'switch_name': 'leaf-101', 'switch_interface': 'eth1/37', 'node_iface': 'bond1'}],
'mac': 'MOCKMO1C',
'neighbours': {'esxi4.cam.ciscolabs.com': {'Description': '',
'switches': {'leaf-204': set()}}},
'node_ip': '192.168.1.2',
'pods': {'dateformat': {'ip': '192.158.1.3',
'primary_iface': '',
'labels': {'guest': 'frontend'},
'other_ifaces': {}, 'annotations': {},
'ns': 'dockerimage'},
'kube-router-xfgr': {'ip': '192.168.1.2',
'primary_iface': '',
'labels': {},
'other_ifaces': {}, 'annotations': {},
'ns': 'kube-system'},
'sriov-pod': {'ip': '192.158.1.4', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'sriov-net1': 'ens1f2v12'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}]'}},
'macvlan-pod': {'ip': '192.158.1.6', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'macvlan-net1': 'net1'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}]'}}
}}},
'services': {'appx': [{'cluster_ip': '192.168.25.5',
'external_i_ps': ['192.168.5.1'],
'load_balancer_ip': '192.168.5.2',
'labels': {'app': 'guestbook'},
'name': 'example service',
'ns':'appx'}]}}
mock = ApicMethodsMock()
mock.lldps = [create_lldp_neighbour(desc=False)]
mock.cdpns = []
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), mock)
# Act
result = build.update()
print(result)
# Assert
self.assertDictEqual(result, expected)
self.assertEqual(build.aci_vrf, "uni/tn-Ciscolive/ctx-vrf-01")
def test_leaf_table(self):
"""Test that a leaf table is correctly created"""
# Arrange
expected = {
'data': [{'data': [{'data': [{'data': [{'image': 'pod.svg',
'ip': '192.158.1.3',
'ns': 'dockerimage',
'value': 'dateformat'},
{'image': 'pod.svg',
'ip': '192.168.1.2',
'ns': 'kube-system',
'value': 'kube-router-xfgr'},
{'value': 'sriov-pod', 'ip': '192.158.1.4', 'ns': 'dockerimage', 'image': 'pod.svg'},
{'value': 'macvlan-pod', 'ip': '192.158.1.6', 'ns': 'dockerimage', 'image': 'pod.svg'}],
'image': 'node.svg',
'ip': '192.168.1.2',
'ns': '',
'value': '1234abc'}],
'image': 'esxi.png',
'interface': ['vmxnic1-eth1/1'],
'ns': '',
'value': 'esxi4.cam.ciscolabs.com'},
{'data': [{'image': 'node.svg',
'ip': '192.168.1.2',
'ns': '',
'value': '1234abc'}],
'image': 'bgp.png',
'value': 'BGP peering'}],
'image': 'switch.png',
'ip': '',
'value': 'leaf-204'}],
'parent': 0}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
table = VkaciTable(build)
# Act
build.update()
result = table.get_leaf_table()
# Assert
self.assertDictEqual(result, expected)
def test_bgp_table(self):
"""Test that a bgp table is correctly created"""
# Arrange
expected = {'parent': 0, 'data': [{'value': 'leaf-204', 'ip': '', 'image': 'switch.png',
'data': [{'value': 'BGP Peering', 'image': 'bgp.png',
'data': [{'value': '1234abc', 'ip': '192.168.1.2', 'ns': '', 'image': 'node.svg'}]}, {'value': 'Prefixes', 'image': 'ip.png',
'data': [{'value': '0.0.0.0/0', 'image': 'route.png', 'k8s_route': 'False', 'ns': '', 'svc': '',
'data': [{'value': '<No Hostname>', 'ip': '10.4.68.5', 'image': 'Nok8slogo.png'}]}, {'value': '192.168.5.1/32', 'image': 'route.png', 'k8s_route': 'True', 'ns': 'appx', 'svc': 'example service',
'data': [{'value': 'leaf 203', 'ip': '192.168.2.5', 'image': 'switch.png'}, {'value': '1234abc', 'ip': '192.168.1.2', 'image': 'node.svg'}]}]}]}]}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
table = VkaciTable(build)
# Act
build.update()
result = table.get_bgp_table()
# Assert
self.assertDictEqual(result, expected)
def test_node_table(self):
"""Test that a node table is correctly created"""
# Arrange
expected = {'parent': 0, 'data': [{'value': 'leaf-204', 'ip': '', 'image': 'switch.png',
'data': [{'value': 'esxi4.cam.ciscolabs.com', 'interface': ['vmxnic1-eth1/1'], 'ns': '', 'image': 'esxi.png',
'data': [{'value': '1234abc', 'ip': '192.168.1.2', 'ns': '', 'image': 'node.svg',
'data': [{'value': 'app', 'label_value': 'redis', 'image': 'label.svg'}]}]}]}]}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
table = VkaciTable(build)
# Act
build.update()
result = table.get_node_table()
# Assert
self.assertDictEqual(result, expected)
def test_pod_table(self):
"""Test that a pod table is correctly created"""
# Arrange
expected = {'parent': 0, 'data': [{'value': 'leaf-204', 'ip': '', 'image': 'switch.png',
'data': [{'value': 'dateformat', 'ip': '192.158.1.3','ns': 'dockerimage', 'image': 'pod.svg',
'data': [{'value': 'guest', 'label_value': 'frontend', 'image': 'label.svg'}]},
{'value': 'kube-router-xfgr', 'ip': '192.168.1.2','ns': 'kube-system', 'image': 'pod.svg',
'data': []},
{'value': 'sriov-pod', 'ip': '192.158.1.4', 'ns': 'dockerimage', 'image': 'pod.svg', 'data': [{'value': 'guest', 'label_value': 'frontend', 'image': 'label.svg'}]}, {'value': 'macvlan-pod', 'ip': '192.158.1.6', 'ns': 'dockerimage', 'image': 'pod.svg', 'data': [{'value': 'guest', 'label_value': 'frontend', 'image': 'label.svg'}]}
]}]}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
table = VkaciTable(build)
# Act
build.update()
result = table.get_pod_table()
# Assert
self.assertDictEqual(result, expected)
def test_services_table(self):
"""Test that a services table is correctly created"""
# Arrange
expected = {'parent': 0, 'data': [{'name': 'example service', 'cluster_ip': '192.168.25.5', 'external_i_ps': ['192.168.5.1'],'load_balancer_ip': '192.168.5.2',
'labels': {'app': 'guestbook'}, 'value': 'example service', 'ns': 'appx',
'image': 'svc.svg', 'data': [{'value': 'app', 'label_value': 'guestbook', 'image': 'label.svg'}]}]}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
table = VkaciTable(build)
# Act
build.update()
result = table.get_services_table()
# Assert
self.assertDictEqual(result, expected)
def assert_cluster_as(self, expected):
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
build.update()
asn = build.get_cluster_as()
self.assertEqual(asn, expected)
def test_calico_bgp_as_detection(self):
"""Test that the bgp AS is detected with calico"""
"""This is the default used on other tests but better be explicit so no one thinks it hasn't been tested"""
self.assert_cluster_as('56001')
@patch('kubernetes.client.CoreV1Api.read_namespaced_pod', MagicMock(return_value=pods[1]))
def test_kube_router_bgp_as_detection(self):
"""Test that the bgp AS is detected with kube-router"""
with patch('app.graph.VkaciBuilTopology.get_calico_custom_object', MagicMock(return_value={})):
self.assert_cluster_as('56002')
# AS numbers are intentionally repeated for testing.
cilium_policies = {
"items": [
{"spec": {"virtualRouters": [
{'localASN': 56003}, {'localASN': 56003}]}},
{"spec": {"virtualRouters": [{'localASN': 56003}]}}
]
}
@patch('kubernetes.client.CoreV1Api.read_namespaced_pod', MagicMock(return_value=None))
@patch('app.graph.VkaciBuilTopology.list_cilium_custom_objects', MagicMock(return_value=cilium_policies))
def test_cilium_bgp_as_detection(self):
"""Test that the bgp AS is detected with cilium"""
with patch('app.graph.VkaciBuilTopology.get_calico_custom_object', MagicMock(return_value={})):
self.assert_cluster_as('56003')
# Different AS numbers in Cilium is not supported.
invalid_cilium_policies = {
"items": [
{"spec": {"virtualRouters": [
{'localASN': 56003}, {'localASN': 56004}]}},
{"spec": {"virtualRouters": [{'localASN': 56005}]}}
]
}
@patch('kubernetes.client.CoreV1Api.read_namespaced_pod', MagicMock(return_value=None))
@patch('app.graph.VkaciBuilTopology.list_cilium_custom_objects', MagicMock(return_value=invalid_cilium_policies))
def test_invalid_cilium_bgp_as_detection(self):
"""Test that the bgp AS is not detected with invalid cilium config"""
with patch('app.graph.VkaciBuilTopology.get_calico_custom_object', MagicMock(return_value={})):
self.assert_cluster_as(None)
@patch('kubernetes.client.CoreV1Api.read_namespaced_pod', MagicMock(return_value=None))
@patch('app.graph.VkaciBuilTopology.list_cilium_custom_objects', MagicMock(return_value=[]))
def test_invalid_as_detection(self):
"""Test that the bgp AS is not detected with no valid config"""
with patch('app.graph.VkaciBuilTopology.get_calico_custom_object', MagicMock(return_value={})):
self.assert_cluster_as(None)
def test_sriov(self):
sriov_pod = [
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.4"
),
metadata=client.V1ObjectMeta(
name="sriov-pod", namespace="dockerimage", labels={"guest":"frontend"}, annotations={"k8s.v1.cni.cncf.io/network-status": json.dumps([{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}])}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
)
]
sriov_nfna = {
"items": [{
"spec": {
"aciTopology": {
"ens1f2" :
{
"fabricLink": [
"abc/def/node-101/[eth1/3]"
],
"pods": [
{
"localIface": "ens1f2v12",
"podRef": {
"name": "sriov-pod"
}
}
]
}
},
"nodeName": "1234abc",
"networkRef": {
"name": "sriov-net1"
},
"primaryCni": "sriov"
},
"metadata" : {
"name" : "sriov"
}
}]
}
with patch('kubernetes.client.CoreV1Api.list_pod_for_all_namespaces', MagicMock(return_value=client.V1PodList(api_version="1", items=sriov_pod))):
with patch('kubernetes.client.CustomObjectsApi.list_namespaced_custom_object', MagicMock(return_value=sriov_nfna)):
expected = {'nodes': {'1234abc': {'node_ip': '192.168.1.2',
'pods': {
'sriov-pod': {'ip': '192.158.1.4', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'sriov-net1': 'ens1f2v12'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}]'}}
},
'bgp_peers': {'leaf-204': {'prefix_count': 2}}, 'neighbours': {'esxi4.cam.ciscolabs.com': {'switches': {'leaf-204': {'vmxnic1-eth1/1'}}, 'Description': 'VMware version 123'}},
'labels': {'app': 'redis'}, 'node_leaf_sec_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/3',
'node_iface': 'PF-ens1f2'
}], 'node_pod_sec_iface_conn': [{'node_iface': 'VF-ens1f2v12', 'pod_name': 'sriov-pod', 'node_network': 'sriov-net1', 'pod_iface': 'ens1f2v12'}], 'node_leaf_ter_iface_conn': [], 'node_pod_ter_iface_conn': [], 'node_leaf_all_iface_conn': [{'switch_name': 'leaf-101', 'switch_interface': 'eth1/3', 'node_iface': 'PF-ens1f2'}], 'mac': 'MOCKMO1C'}},
'services': {'appx': [{'name': 'example service', 'cluster_ip': '192.168.25.5', 'external_i_ps': ['192.168.5.1'], 'load_balancer_ip': '192.168.5.2','ns':'appx',
'labels': {'app': 'guestbook'}}]}}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
# Act
result = build.update()
# Assert
self.assertDictEqual(result, expected)
self.assertEqual(build.aci_vrf, "uni/tn-Ciscolive/ctx-vrf-01")
def test_macvlan(self):
macvlan_pod = [
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.6"
),
metadata=client.V1ObjectMeta(
name="macvlan-pod", namespace="dockerimage", labels={"guest":"frontend"}, annotations={"k8s.v1.cni.cncf.io/network-status": json.dumps([{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}])}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
)
]
macvlan_nfna = {
"items": [{
"spec": {
"aciTopology": {
"bond1" :
{
"fabricLink": [
"abc/def/node-101/[eth1/37]"
],
"pods": [
{
"localIface": "net1",
"podRef": {
"name": "macvlan-pod"
}
}
]
}
},
"nodeName": "1234abc",
"networkRef": {
"name": "macvlan-net1"
},
"primaryCni": "macvlan"
},
"metadata" : {
"name" : "macvlan"
}
}]
}
with patch('kubernetes.client.CoreV1Api.list_pod_for_all_namespaces', MagicMock(return_value=client.V1PodList(api_version="1", items=macvlan_pod))):
with patch('kubernetes.client.CustomObjectsApi.list_namespaced_custom_object', MagicMock(return_value=macvlan_nfna)):
expected = {'nodes': {'1234abc': {'node_ip': '192.168.1.2',
'pods': {
'macvlan-pod': {'ip': '192.158.1.6', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'macvlan-net1': 'net1'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}]'}}
},
'bgp_peers': {'leaf-204': {'prefix_count': 2}}, 'neighbours': {'esxi4.cam.ciscolabs.com': {'switches': {'leaf-204': {'vmxnic1-eth1/1'}}, 'Description': 'VMware version 123'}},
'labels': {'app': 'redis'}, 'node_leaf_sec_iface_conn': [], 'node_pod_sec_iface_conn': [], 'node_leaf_ter_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/37',
'node_iface': 'bond1'}], 'node_pod_ter_iface_conn': [{'node_iface': 'net1', 'pod_name': 'macvlan-pod', 'node_network': 'macvlan-net1', 'pod_iface': 'net1'}], 'node_leaf_all_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/37',
'node_iface': 'bond1'}], 'mac': 'MOCKMO1C'}},
'services': {'appx': [{'name': 'example service', 'cluster_ip': '192.168.25.5', 'external_i_ps': ['192.168.5.1'], 'load_balancer_ip': '192.168.5.2','ns':'appx',
'labels': {'app': 'guestbook'}}]}}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
# Act
result = build.update()
# Assert
self.assertDictEqual(result, expected)
self.assertEqual(build.aci_vrf, "uni/tn-Ciscolive/ctx-vrf-01")
def test_sriov_macvlan_only(self):
pods = [
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.4"
),
metadata=client.V1ObjectMeta(
name="sriov-pod", namespace="dockerimage", labels={"guest":"frontend"}, annotations={"k8s.v1.cni.cncf.io/network-status": json.dumps([{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}])}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
),
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.6"
),
metadata=client.V1ObjectMeta(
name="macvlan-pod", namespace="dockerimage", labels={"guest":"frontend"}, annotations={"k8s.v1.cni.cncf.io/network-status": json.dumps([{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}])}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
)
]
with patch('kubernetes.client.CoreV1Api.list_pod_for_all_namespaces', MagicMock(return_value=client.V1PodList(api_version="1", items=pods))):
with patch('kubernetes.client.CustomObjectsApi.list_namespaced_custom_object', MagicMock(return_value=nfna)):
expected = {'nodes': {'1234abc': {'node_ip': '192.168.1.2',
'pods': {
'sriov-pod': {'ip': '192.158.1.4', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'sriov-net1': 'ens1f2v12'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}]'}},
'macvlan-pod': {'ip': '192.158.1.6', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'macvlan-net1': 'net1'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}]'}}
},
'bgp_peers': {'leaf-204': {'prefix_count': 2}}, 'neighbours': {'esxi4.cam.ciscolabs.com': {'switches': {'leaf-204': {'vmxnic1-eth1/1'}}, 'Description': 'VMware version 123'}},
'labels': {'app': 'redis'}, 'node_leaf_sec_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/3',
'node_iface': 'PF-ens1f2'
}], 'node_pod_sec_iface_conn': [{'node_iface': 'VF-ens1f2v12', 'pod_name': 'sriov-pod', 'node_network': 'sriov-net1', 'pod_iface': 'ens1f2v12'}], 'node_leaf_ter_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/37',
'node_iface': 'bond1'}], 'node_pod_ter_iface_conn': [{'node_iface': 'net1', 'pod_name': 'macvlan-pod', 'node_network': 'macvlan-net1', 'pod_iface': 'net1'}], 'node_leaf_all_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/3',
'node_iface': 'PF-ens1f2'
},{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/37',
'node_iface': 'bond1'}], 'mac': 'MOCKMO1C'}},
'services': {'appx': [{'name': 'example service', 'cluster_ip': '192.168.25.5', 'external_i_ps': ['192.168.5.1'], 'load_balancer_ip': '192.168.5.2','ns':'appx',
'labels': {'app': 'guestbook'}}]}}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
# Act
result = build.update()
# Assert
self.assertDictEqual(result, expected)
self.assertEqual(build.aci_vrf, "uni/tn-Ciscolive/ctx-vrf-01")
def test_sriov_macvlan_only_diff_ns(self):
pods = [
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.4"
),
metadata=client.V1ObjectMeta(
name="sriov-pod", namespace="sriov", labels={"guest":"frontend"}, annotations={"k8s.v1.cni.cncf.io/network-status": json.dumps([{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}])}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
),
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.6"
),
metadata=client.V1ObjectMeta(
name="macvlan-pod", namespace="macvlan", labels={"guest":"frontend"}, annotations={"k8s.v1.cni.cncf.io/network-status": json.dumps([{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}])}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
)
]
with patch('kubernetes.client.CoreV1Api.list_pod_for_all_namespaces', MagicMock(return_value=client.V1PodList(api_version="1", items=pods))):
with patch('kubernetes.client.CustomObjectsApi.list_namespaced_custom_object', MagicMock(return_value=nfna)):
expected = {'nodes': {'1234abc': {'node_ip': '192.168.1.2',
'pods': {
'sriov-pod': {'ip': '192.158.1.4', 'primary_iface': '','ns': 'sriov', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'sriov-net1': 'ens1f2v12'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.5"], "name": "sriov-net1", "interface": "ens1f2v12"}]'}},
'macvlan-pod': {'ip': '192.158.1.6', 'primary_iface': '','ns': 'macvlan', 'labels': {'guest': 'frontend'}, 'other_ifaces': {'macvlan-net1': 'net1'}, 'annotations': {'k8s.v1.cni.cncf.io/network-status':'[{"ips": ["192.158.1.7"], "name": "macvlan-net1", "interface": "net1"}]'}}
},
'bgp_peers': {'leaf-204': {'prefix_count': 2}}, 'neighbours': {'esxi4.cam.ciscolabs.com': {'switches': {'leaf-204': {'vmxnic1-eth1/1'}}, 'Description': 'VMware version 123'}},
'labels': {'app': 'redis'}, 'node_leaf_sec_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/3',
'node_iface': 'PF-ens1f2'
}], 'node_pod_sec_iface_conn': [{'node_iface': 'VF-ens1f2v12', 'pod_name': 'sriov-pod', 'node_network': 'sriov-net1', 'pod_iface': 'ens1f2v12'}], 'node_leaf_ter_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/37',
'node_iface': 'bond1'}], 'node_pod_ter_iface_conn': [{'node_iface': 'net1', 'pod_name': 'macvlan-pod', 'node_network': 'macvlan-net1', 'pod_iface': 'net1'}], 'node_leaf_all_iface_conn': [{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/3',
'node_iface': 'PF-ens1f2'
},{
'switch_name': 'leaf-101',
'switch_interface': 'eth1/37',
'node_iface': 'bond1'}], 'mac': 'MOCKMO1C'}},
'services': {'appx': [{'name': 'example service', 'cluster_ip': '192.168.25.5', 'external_i_ps': ['192.168.5.1'], 'load_balancer_ip': '192.168.5.2','ns':'appx',
'labels': {'app': 'guestbook'}}]}}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
# Act
result = build.update()
# Assert
self.assertDictEqual(result, expected)
self.assertEqual(build.aci_vrf, "uni/tn-Ciscolive/ctx-vrf-01")
def test_sriov_without_pod(self):
pods = [
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.3"
),
metadata=client.V1ObjectMeta(
name="dateformat", namespace="dockerimage", labels={"guest":"frontend"}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
)
]
nfna = {
"items": [{
"spec": {
"aciTopology": {
"ens1f2" :
{
"fabricLink": [
"abc/def/node-101/[eth1/3]"
]
}
},
"nodeName": "1234abc",
"networkRef": {
"name": "sriov-net1"
},
"primaryCni": "sriov"
},
"metadata" : {
"name" : "sriov"
}
}]
}
with patch('kubernetes.client.CoreV1Api.list_pod_for_all_namespaces', MagicMock(return_value=client.V1PodList(api_version="1", items=pods))):
with patch('kubernetes.client.CustomObjectsApi.list_namespaced_custom_object', MagicMock(return_value=nfna)):
expected = {'nodes': {'1234abc': {'node_ip': '192.168.1.2',
'pods': {'dateformat': {'ip': '192.158.1.3', 'primary_iface': '','ns': 'dockerimage', 'labels': {'guest': 'frontend'}, 'other_ifaces': {}, 'annotations': {}}},
'bgp_peers': {'leaf-204': {'prefix_count': 2}}, 'neighbours': {'esxi4.cam.ciscolabs.com': {'switches': {'leaf-204': {'vmxnic1-eth1/1'}}, 'Description': 'VMware version 123'}},
'labels': {'app': 'redis'}, 'node_leaf_sec_iface_conn': [], 'node_pod_sec_iface_conn': [], 'node_leaf_ter_iface_conn': [], 'node_pod_ter_iface_conn': [], 'node_leaf_all_iface_conn': [], 'mac': 'MOCKMO1C'}},
'services': {'appx': [{'name': 'example service', 'cluster_ip': '192.168.25.5', 'external_i_ps': ['192.168.5.1'], 'load_balancer_ip': '192.168.5.2','ns':'appx',
'labels': {'app': 'guestbook'}}]}}
build = VkaciBuilTopology(
VkaciEnvVariables(self.vars), ApicMethodsMock())
# Act
result = build.update()
# Assert
self.assertDictEqual(result, expected)
self.assertEqual(build.aci_vrf, "uni/tn-Ciscolive/ctx-vrf-01")
def test_macvlan_without_pod(self):
pods = [
client.V1Pod(
status=client.V1PodStatus(
host_ip="192.168.1.2", pod_ip="192.158.1.3"
),
metadata=client.V1ObjectMeta(
name="dateformat", namespace="dockerimage", labels={"guest":"frontend"}
),
spec=client.V1PodSpec(
node_name="1234abc", containers=[]
)
)
]
nfna = {
"items": [{
"spec": {
"aciTopology": {
"bond1" :
{