def test_no_save_when_no_ranges_available(self):
subnet = make_plain_subnet()
# Reserve the whole subnet, except gateway.
IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
start_ip="192.168.0.2",
end_ip="192.168.0.254",
).save()
# Try to make dynamic range at gateway (anywhere, actually) = no room!
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.1",
end_ip="192.168.0.1",
)
with ExpectedException(ValidationError, self.dynamic_no_room):
iprange.save()
# We CAN reserve the gateway addr.
IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
start_ip="192.168.0.1",
end_ip="192.168.0.1",
).save()
# But now it's full - trying to save any reserved = no room!
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
start_ip="192.168.0.25",
end_ip="192.168.0.35",
)
with ExpectedException(ValidationError, self.reserved_no_room):
iprange.save()
def test__comment_optional(self):
subnet = make_plain_subnet()
iprange = IPRange(start_ip='192.168.0.2',
end_ip='192.168.0.254',
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
user=factory.make_User())
iprange.save()
def test__requires_subnet(self):
iprange = IPRange(
start_ip='192.168.0.1',
end_ip='192.168.0.254',
type=IPRANGE_TYPE.RESERVED,
user=factory.make_User(),
comment="The quick brown weasel jumps over the lazy elephant.")
with ExpectedException(ValidationError):
iprange.save()
def test__user_optional(self):
subnet = make_plain_subnet()
iprange = IPRange(
start_ip='192.168.0.2',
end_ip='192.168.0.254',
type=IPRANGE_TYPE.DYNAMIC,
subnet=subnet,
comment="The quick brown owl jumps over the lazy alligator.")
iprange.save()
def test__requires_start_ip_and_end_ip(self):
subnet = make_plain_subnet()
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
user=factory.make_User(),
comment="The quick brown cow jumps over the lazy moon.")
with ExpectedException(ValidationError, '.*are both required.*'):
iprange.save()
def test__requires_end_ip_address(self):
subnet = make_plain_subnet()
iprange = IPRange(
end_ip='192.168.0.1',
type=IPRANGE_TYPE.RESERVED,
user=factory.make_User(),
subnet=subnet,
comment="The quick brown fox jumps over the lazy dog.")
with ExpectedException(ValidationError, '.*both required.*'):
iprange.save()
def test__create(self):
subnet = make_plain_subnet()
iprange = IPRange(
start_ip='192.168.0.2',
end_ip='192.168.0.254',
type=IPRANGE_TYPE.RESERVED,
user=factory.make_User(),
comment="The quick brown fox jumps over the lazy dog.",
subnet=subnet)
iprange.save()
def test__requires_type(self):
subnet = make_plain_subnet()
iprange = IPRange(
start_ip='192.168.0.1',
end_ip='192.168.0.254',
user=factory.make_User(),
subnet=subnet,
comment="The quick brown mule jumps over the lazy cheetah.")
with ExpectedException(ValidationError):
iprange.save()
def test__requires_matching_address_family(self):
subnet = make_plain_subnet()
iprange = IPRange(
start_ip='192.168.0.1',
end_ip='2001:db8::1',
type=IPRANGE_TYPE.RESERVED,
user=factory.make_User(),
subnet=subnet,
comment="The quick brown fox jumps over the lazy dog.")
with ExpectedException(ValidationError, '.*same address family.*'):
iprange.save()
def test__requires_valid_ip_addresses(self):
subnet = make_plain_subnet()
iprange = IPRange(
start_ip='x192.x168.x0.x1',
end_ip='y192.y168.y0.y254',
type=IPRANGE_TYPE.RESERVED,
user=factory.make_User(),
comment="The quick brown fox jumps over the lazy dog.",
subnet=subnet)
with ExpectedException(ValidationError, '.*Enter a valid.*'):
iprange.save()
def test__requires_start_ip_to_not_be_ipv6_reserved_anycast(self):
subnet = make_plain_ipv6_subnet()
iprange = IPRange(start_ip='2001::',
end_ip='2001::1',
user=factory.make_User(),
subnet=subnet,
type=IPRANGE_TYPE.RESERVED)
with ExpectedException(
ValidationError,
'.*Reserved network address cannot be included in IP range.*'):
iprange.save()
def test__requires_end_ip_to_not_be_broadcast(self):
subnet = make_plain_subnet()
iprange = IPRange(start_ip='192.168.0.254',
end_ip='192.168.0.255',
user=factory.make_User(),
subnet=subnet,
type=IPRANGE_TYPE.RESERVED)
with ExpectedException(
ValidationError,
'.*Broadcast address cannot be included in IP range.*'):
iprange.save()
def test__requires_start_ip_to_be_within_subnet(self):
subnet = make_plain_subnet()
iprange = IPRange(
start_ip='19.168.0.1',
end_ip='192.168.0.254',
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
user=factory.make_User(),
comment="The quick brown cow jumps over the lazy moon.")
with ExpectedException(ValidationError,
'.*Start IP address must be within subnet.*'):
iprange.save()
def test__dynamic_range_can_match_discovered_ip(self):
subnet = make_plain_subnet()
factory.make_StaticIPAddress(ip="192.168.0.3",
alloc_type=IPADDRESS_TYPE.DISCOVERED,
subnet=subnet)
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.3",
end_ip="192.168.0.3",
)
iprange.save()
def test__requires_end_ip_to_be_greater_or_equal_to_start_ip(self):
subnet = make_plain_subnet()
iprange = IPRange(
start_ip='192.168.0.2',
end_ip='192.168.0.1',
user=factory.make_User(),
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
comment="The quick brown cow jumps over the lazy moon.")
with ExpectedException(ValidationError,
'.*End IP address must not be less than.*'):
iprange.save()
def test__reserved_range_can_overlap_dns_servers(self):
subnet = factory.make_Subnet(
cidr='192.168.0.0/24',
gateway_ip='192.168.0.1',
dns_servers=['192.168.0.50', '192.168.0.200'])
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
start_ip="192.168.0.1",
end_ip="192.168.0.254",
)
iprange.save()
def test__dynamic_range_cannot_overlap_dns_servers(self):
subnet = factory.make_Subnet(
cidr='192.168.0.0/24',
gateway_ip='192.168.0.1',
dns_servers=['192.168.0.50', '192.168.0.200'])
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.1",
end_ip="192.168.0.254",
)
with ExpectedException(ValidationError, self.dynamic_overlaps):
iprange.save()
def test_requires_start_ip_and_end_ip_to_be_within_subnet(self):
subnet = make_plain_subnet()
iprange = IPRange(
start_ip="192.168.1.1",
end_ip="192.168.1.254",
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
user=factory.make_User(),
comment="The quick brown cow jumps over the lazy moon.",
)
with ExpectedException(ValidationError,
".*addresses must be within subnet.*"):
iprange.save()
def test__requires_256_addresses_for_ipv6_dynamic(self):
subnet = factory.make_Subnet(cidr='2001:db8::/64',
gateway_ip='fe80::1',
dns_servers=[])
iprange = IPRange(start_ip='2001:db8::1',
end_ip='2001:db8::ff',
user=factory.make_User(),
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
comment="This is a comment.")
with ExpectedException(
ValidationError, ".*IPv6 dynamic range must be "
"at least 256 addresses in size."):
iprange.save()
def test_requires_start_ip_to_not_be_network(self):
subnet = make_plain_subnet()
iprange = IPRange(
start_ip="192.168.0.0",
end_ip="192.168.0.5",
user=factory.make_User(),
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
)
with ExpectedException(
ValidationError,
".*Reserved network address cannot be included in IP range.*",
):
iprange.save()
def test__reserved_range_can_overlap_most_ip_types(self):
subnet = make_plain_subnet()
factory.make_StaticIPAddress(
subnet=subnet,
alloc_type=random.choice(
(IPADDRESS_TYPE.AUTO, IPADDRESS_TYPE.STICKY,
IPADDRESS_TYPE.USER_RESERVED, IPADDRESS_TYPE.DISCOVERED)))
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
start_ip="192.168.0.1",
end_ip="192.168.0.254",
)
iprange.save()
def test__dynamic_range_cannot_overlap_user_reserved_address(self):
subnet = make_plain_subnet()
factory.make_StaticIPAddress(subnet=subnet,
alloc_type=IPADDRESS_TYPE.USER_RESERVED,
ip=factory.pick_ip_in_network(
IPNetwork(subnet.cidr),
but_not=['192.168.0.1']))
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.2",
end_ip="192.168.0.254",
)
with ExpectedException(ValidationError, self.dynamic_overlaps):
iprange.save()
def test_no_save_range_within_existing_reserved_range(self):
subnet = make_plain_subnet()
IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
start_ip="192.168.0.100",
end_ip="192.168.0.150",
).save()
# Make a contained range, should not save.
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.110",
end_ip="192.168.0.140",
)
with ExpectedException(ValidationError, self.dynamic_overlaps):
iprange.save()
def test_no_save_range_overlap_end(self):
subnet = make_plain_subnet()
IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.100",
end_ip="192.168.0.150",
).save()
# Make an overlapping range across end_ip, should fail to save.
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.140",
end_ip="192.168.0.160",
)
with ExpectedException(ValidationError, self.dynamic_overlaps):
iprange.save()
def test_no_save_duplicate_ipranges(self):
subnet = make_plain_subnet()
IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.100",
end_ip="192.168.0.150",
).save()
# Make the same range again, should fail to save.
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.100",
end_ip="192.168.0.150",
)
with ExpectedException(ValidationError, self.dynamic_overlaps):
iprange.save()
def test_change_reserved_to_dynamic(self):
subnet = make_plain_subnet()
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
start_ip="192.168.0.1",
end_ip="192.168.0.5",
)
# Reserved should save OK overlapping gateway IP.
iprange.save()
# Dynamic should not save overlapping gateway IP.
iprange.type = IPRANGE_TYPE.DYNAMIC
with ExpectedException(ValidationError, self.dynamic_overlaps):
iprange.save()
# Fix start_ip and now it should save.
iprange.start_ip = "192.168.0.2"
iprange.save()
def test__reserved_range_cannot_overlap_reserved_ranges(self):
subnet = factory.make_Subnet(
cidr='192.168.0.0/24',
gateway_ip='192.168.0.1',
dns_servers=['192.168.0.50', '192.168.0.200'])
IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
start_ip="192.168.0.1",
end_ip="192.168.0.250",
).save()
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
start_ip="192.168.0.250",
end_ip="192.168.0.254",
)
with ExpectedException(ValidationError, self.reserved_overlaps):
iprange.save()
def test_change_dynamic_to_reserved(self):
subnet = make_plain_subnet()
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.2",
end_ip="192.168.0.5",
)
iprange.save()
# Reserved should save OK overlapping gateway IP.
iprange.type = IPRANGE_TYPE.RESERVED
iprange.start_ip = "192.168.0.1"
iprange.save()
def test_reserved_range_cannot_overlap_dynamic_ranges(self):
subnet = factory.make_Subnet(
cidr="192.168.0.0/24",
gateway_ip="192.168.0.1",
dns_servers=["192.168.0.50", "192.168.0.200"],
)
IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.2",
end_ip="192.168.0.49",
).save()
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.RESERVED,
start_ip="192.168.0.25",
end_ip="192.168.0.30",
)
with ExpectedException(ValidationError, self.reserved_overlaps):
iprange.save()
def test__changing_end_ip_works(self):
subnet = make_plain_subnet()
iprange = IPRange(
subnet=subnet,
type=IPRANGE_TYPE.DYNAMIC,
start_ip="192.168.0.2",
end_ip="192.168.0.5",
)
iprange.save()
iprange.end_ip = "192.168.0.10"
iprange.save()
