def test_raises_if_not_admin(self):
user = factory.make_User()
handler = DiscoveryHandler(user, {}, None)
factory.make_Discovery()
num_discoveries = Discovery.objects.count()
self.assertThat(num_discoveries, Equals(1))
with ExpectedException(HandlerPermissionError):
handler.clear()
def test__exposes_mdns_when_nothing_better_available(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
ip = factory.make_ip_address(ipv6=False)
mdns_hostname = factory.make_hostname()
factory.make_Discovery(hostname=mdns_hostname, interface=iface, ip=ip)
discovery = Discovery.objects.first()
self.assertThat(discovery.hostname, Equals(mdns_hostname))
def make_discovery():
"""Make a discovery in its own transaction so each last_seen time
is different."""
random_rack = random.choice(RackController.objects.all())
random_interface = random.choice(random_rack.interface_set.all())
random_subnet = random.choice(random_interface.vlan.subnet_set.all())
factory.make_Discovery(interface=random_interface,
ip=factory.pick_ip_in_Subnet(random_subnet))
def test_clears_all_by_default(self):
user = factory.make_admin()
handler = DiscoveryHandler(user, {}, None)
factory.make_Discovery()
num_discoveries = Discovery.objects.count()
self.assertThat(num_discoveries, Equals(1))
handler.clear()
num_discoveries = Discovery.objects.count()
self.assertThat(num_discoveries, Equals(0))
def test__associates_best_subnet(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
# Seems unlikely, but we'll test it anyway. ;-)
subnet = factory.make_Subnet(cidr="10.0.0.0/24", vlan=iface.vlan)
factory.make_Subnet(cidr="10.0.0.0/8", vlan=iface.vlan)
factory.make_Discovery(interface=iface, ip="10.0.0.1")
self.assertThat(Discovery.objects.first().subnet, Equals(subnet))
self.assertThat(Discovery.objects.count(), Equals(1))
def test_list(self):
user = factory.make_User()
handler = DiscoveryHandler(user, {}, None)
factory.make_Discovery()
factory.make_Discovery()
expected_discoveries = [
self.dehydrate_discovery(discovery, for_list=True)
for discovery in Discovery.objects.all()
]
self.assertItemsEqual(expected_discoveries, handler.list({}))
def test__prefers_rdns_to_mdns(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
ip = factory.make_ip_address(ipv6=False)
mdns_hostname = factory.make_hostname()
rdns_hostname = factory.make_hostname()
factory.make_Discovery(hostname="", interface=iface, ip=ip)
factory.make_MDNS(hostname=mdns_hostname, ip=ip, interface=iface)
factory.make_RDNS(hostname=rdns_hostname, ip=ip, observer=rack)
discovery = Discovery.objects.first()
self.assertThat(discovery.hostname, Equals(rdns_hostname))
def test__is_external_dhcp(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
factory.make_Subnet(cidr="10.0.0.0/8", vlan=iface.vlan)
factory.make_Discovery(interface=iface, ip="10.0.0.1")
discovery = Discovery.objects.first()
self.assertThat(discovery.is_external_dhcp, Equals(False))
iface.vlan.external_dhcp = "10.0.0.1"
iface.vlan.save()
discovery = Discovery.objects.first()
self.assertThat(discovery.is_external_dhcp, Equals(True))
def make_discovery(racks=None):
"""Make a discovery in its own transaction so each last_seen time is
different.
"""
if racks is None:
racks = _prefetch_racks()
rack = random.choice(racks)
interface = random.choice(rack.interface_set.all())
subnet = random.choice(interface.vlan.subnet_set.all())
factory.make_Discovery(interface=interface,
ip=factory.pick_ip_in_Subnet(subnet))
def test_clears_mdns_only_upon_request(self):
user = factory.make_admin()
handler = DiscoveryHandler(user, {}, None)
factory.make_Discovery(hostname="useful-towel")
num_discoveries = Discovery.objects.count()
num_mdns = MDNS.objects.count()
self.assertThat(num_discoveries, Equals(1))
self.assertThat(num_mdns, Equals(1))
handler.clear({"mdns": True})
num_discoveries = Discovery.objects.count()
num_mdns = MDNS.objects.count()
self.assertThat(num_discoveries, Equals(1))
self.assertThat(num_mdns, Equals(0))
def test__ignores_duplicate_macs(self):
rack1 = factory.make_RackController()
rack2 = factory.make_RackController()
iface1 = factory.make_Interface(node=rack1)
iface2 = factory.make_Interface(node=rack2)
# Simulate a single device being observed from two different rack
# interfaces.
d1 = factory.make_Discovery(interface=iface1)
factory.make_Discovery(interface=iface2,
mac_address=d1.mac_address,
ip=d1.ip)
# ... the Discovery view should only display one entry.
self.assertThat(Discovery.objects.count(), Equals(1))
def make_discoveries(count=3, interface=None):
return [
factory.make_Discovery(interface=interface,
time=time,
updated=datetime.fromtimestamp(time))
for time in range(count)
]
def test_list_orders_by_creation_date(self):
user = factory.make_User()
handler = DiscoveryHandler(user, {}, None)
now = datetime.now()
d0 = factory.make_Discovery(created=now)
d4 = factory.make_Discovery(created=(now + timedelta(days=4)))
d3 = factory.make_Discovery(created=(now + timedelta(days=3)))
d1 = factory.make_Discovery(created=(now + timedelta(days=1)))
d2 = factory.make_Discovery(created=(now + timedelta(days=2)))
# Test for the expected order independent of how the database
# decided to sort.
expected_discoveries = [
self.dehydrate_discovery(discovery, for_list=True)
for discovery in [d0, d1, d2, d3, d4]
]
self.assertEquals(expected_discoveries, handler.list({}))
def test_clear_by_mac_and_ip_allowed_for_admin(self):
self.become_admin()
rack = factory.make_RackController()
iface = rack.interface_set.first()
make_discoveries(interface=iface, count=3)
neigh = factory.make_Discovery()
uri = get_discoveries_uri()
response = self.client.post(
uri,
{
"op": "clear_by_mac_and_ip",
"ip": neigh.ip,
"mac": neigh.mac_address,
},
)
self.assertEqual(204, response.status_code, response.content)
# The second time, we should get a NOT_HERE result.
response = self.client.post(
uri,
{
"op": "clear_by_mac_and_ip",
"ip": neigh.ip,
"mac": neigh.mac_address,
},
)
self.assertEqual(410, response.status_code, response.content)
def test_get(self):
user = factory.make_User()
handler = DiscoveryHandler(user, {}, None)
discovery = factory.make_Discovery()
self.assertEqual(
self.dehydrate_discovery(discovery),
handler.get({"discovery_id": discovery.discovery_id}),
)
def test_raises_if_missing_mac(self):
user = factory.make_User()
handler = DiscoveryHandler(user, {}, None)
disco = factory.make_Discovery()
num_discoveries = Discovery.objects.count()
self.assertThat(num_discoveries, Equals(1))
with ExpectedException(HandlerPermissionError):
handler.delete_by_mac_and_ip(dict(ip=disco.ip))
def test__query_by_unknown_ip(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
discovery = factory.make_Discovery(interface=iface, ip="10.0.0.1")
self.assertThat(Discovery.objects.by_unknown_ip().count(), Equals(1))
factory.make_StaticIPAddress(ip=discovery.ip, cidr="10.0.0.0/8")
# Now that we have a known IP address that matches, the discovery
# should disappear from this query.
self.assertThat(Discovery.objects.by_unknown_ip().count(), Equals(0))
def test__query_by_unknown_mac(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
discovery = factory.make_Discovery(interface=iface)
self.assertThat(Discovery.objects.by_unknown_mac().count(), Equals(1))
factory.make_Interface(mac_address=discovery.mac_address)
# Now that we have a known interface with the same MAC, the discovery
# should disappear from this query.
self.assertThat(Discovery.objects.by_unknown_mac().count(), Equals(0))
def test__by_unknown_ip_and_mac__known_ip(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
discovery = factory.make_Discovery(interface=iface, ip="10.0.0.1")
results = self.get_api_results({'op': 'by_unknown_ip_and_mac'})
self.assertThat(len(results), Equals(1))
factory.make_StaticIPAddress(ip=discovery.ip, cidr="10.0.0.0/8")
# Known IP address, unexpected MAC.
results = self.get_api_results({'op': 'by_unknown_ip_and_mac'})
self.assertThat(len(results), Equals(0))
def test__query_by_unknown_ip_and_mac__known_mac(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
discovery = factory.make_Discovery(interface=iface)
self.assertThat(Discovery.objects.by_unknown_ip_and_mac().count(),
Equals(1))
# Known MAC, unknown IP.
factory.make_Interface(mac_address=discovery.mac_address)
self.assertThat(Discovery.objects.by_unknown_ip_and_mac().count(),
Equals(0))
def test__query_by_unknown_ip_and_mac__known_ip(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
discovery = factory.make_Discovery(interface=iface, ip="10.0.0.1")
self.assertThat(Discovery.objects.by_unknown_ip_and_mac().count(),
Equals(1))
factory.make_StaticIPAddress(ip=discovery.ip, cidr="10.0.0.0/8")
# Known IP address, unexpected MAC.
self.assertThat(Discovery.objects.by_unknown_ip_and_mac().count(),
Equals(0))
def test__by_unknown_ip_and_mac__known_mac(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
discovery = factory.make_Discovery(interface=iface)
results = self.get_api_results({'op': 'by_unknown_ip_and_mac'})
self.assertThat(len(results), Equals(1))
# Known MAC, unknown IP.
factory.make_Interface(mac_address=discovery.mac_address)
results = self.get_api_results({'op': 'by_unknown_ip_and_mac'})
self.assertThat(len(results), Equals(0))
def test__by_unknown_ip(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
discovery = factory.make_Discovery(interface=iface, ip="10.0.0.1")
results = self.get_api_results({'op': 'by_unknown_ip'})
self.assertThat(len(results), Equals(1))
factory.make_StaticIPAddress(ip=discovery.ip, cidr="10.0.0.0/8")
# Now that we have a known IP address that matches, the discovery
# should disappear from this query.
results = self.get_api_results({'op': 'by_unknown_ip'})
self.assertThat(len(results), Equals(0))
def test_deletes_discovery_and_returns_number_deleted(self):
user = factory.make_admin()
handler = DiscoveryHandler(user, {}, None)
disco = factory.make_Discovery()
num_discoveries = Discovery.objects.count()
self.assertThat(num_discoveries, Equals(1))
result = handler.delete_by_mac_and_ip(
dict(ip=disco.ip, mac=disco.mac_address))
num_discoveries = Discovery.objects.count()
self.assertThat(num_discoveries, Equals(0))
self.assertThat(result, Equals(1))
def test__by_unknown_mac(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
discovery = factory.make_Discovery(interface=iface)
results = self.get_api_results({'op': 'by_unknown_mac'})
self.assertThat(len(results), Equals(1))
factory.make_Interface(mac_address=discovery.mac_address)
# Now that we have a known interface with the same MAC, the discovery
# should disappear from this query.
results = self.get_api_results({'op': 'by_unknown_mac'})
self.assertThat(len(results), Equals(0))
def test_list_starts_after_first_seen(self):
user = factory.make_User()
handler = DiscoveryHandler(user, {}, None)
now = datetime.now()
factory.make_Discovery(created=now)
d4 = factory.make_Discovery(created=(now + timedelta(days=4)))
d3 = factory.make_Discovery(created=(now + timedelta(days=3)))
factory.make_Discovery(created=(now + timedelta(days=1)))
factory.make_Discovery(created=(now + timedelta(days=2)))
first_seen = now + timedelta(days=2)
first_seen = str(
time.mktime(first_seen.timetuple()) + first_seen.microsecond / 1e6)
# Test for the expected order independent of how the database
# decided to sort.
expected_discoveries = [
self.dehydrate_discovery(discovery, for_list=True)
for discovery in [d3, d4]
]
self.assertEquals(expected_discoveries,
handler.list({"start": first_seen}))
def test__associates_known_subnet(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
subnet = factory.make_Subnet(cidr="10.0.0.0/8", vlan=iface.vlan)
factory.make_Discovery(interface=iface, ip="10.0.0.1")
self.assertThat(Discovery.objects.first().subnet, Equals(subnet))
def test__does_not_fail_if_cannot_find_subnet(self):
rack = factory.make_RackController()
iface = factory.make_Interface(node=rack)
factory.make_Discovery(interface=iface, ip="10.0.0.1")
self.assertThat(Discovery.objects.first().subnet, Is(None))
def test_mac_organization(self):
discovery = factory.make_Discovery(mac_address="48:51:b7:00:00:00")
self.assertThat(discovery.mac_organization, IsNonEmptyString)
def test_handler_path(self):
discovery = factory.make_Discovery()
self.assertEqual(
'/MAAS/api/2.0/discovery/%s/' % discovery.discovery_id,
get_discovery_uri(discovery))