def test_writes_reverse_dns_zone_config_for_small_network(self):
target_dir = patch_dns_config_path(self)
domain = factory.make_string()
ns_host_name = factory.make_name("ns")
network = IPNetwork("192.168.0.1/26")
dynamic_network = IPNetwork("192.168.0.1/28")
dns_zone_config = DNSReverseZoneConfig(
domain,
serial=random.randint(1, 100),
network=network,
ns_host_name=ns_host_name,
dynamic_ranges=[
IPRange(dynamic_network.first, dynamic_network.last)
],
)
dns_zone_config.write_config()
reverse_zone_name = "0-26.0.168.192.in-addr.arpa"
reverse_file_name = "zone.0-26.0.168.192.in-addr.arpa"
expected_GEN_direct = dns_zone_config.get_GENERATE_directives(
dynamic_network, domain, DomainInfo(network, reverse_zone_name))
expected = ContainsAll(["30 IN NS %s." % ns_host_name] + [
"$GENERATE %s %s IN PTR %s" %
(iterator_values, reverse_dns, hostname)
for iterator_values, reverse_dns, hostname in expected_GEN_direct
])
self.assertThat(
os.path.join(target_dir, reverse_file_name),
FileContains(matcher=expected),
)
def test_writes_reverse_dns_zone_config(self):
target_dir = patch_dns_config_path(self)
domain = factory.make_string()
ns_host_name = factory.make_name("ns")
network = IPNetwork('192.168.0.1/22')
dynamic_network = IPNetwork('192.168.0.1/28')
dns_zone_config = DNSReverseZoneConfig(domain,
serial=random.randint(1, 100),
network=network,
ns_host_name=ns_host_name,
dynamic_ranges=[
IPRange(
dynamic_network.first,
dynamic_network.last)
])
dns_zone_config.write_config()
for sub in range(4):
reverse_file_name = 'zone.%d.168.192.in-addr.arpa' % sub
expected_GEN_direct = dns_zone_config.get_GENERATE_directives(
dynamic_network, domain,
DomainInfo(IPNetwork('192.168.%d.0/24' % sub),
"%d.168.192.in-addr.arpa" % sub))
expected = ContainsAll(['30 IN NS %s.' % ns_host_name] + [
'$GENERATE %s %s IN PTR %s' %
(iterator_values, reverse_dns, hostname) for iterator_values,
reverse_dns, hostname in expected_GEN_direct
])
self.assertThat(os.path.join(target_dir, reverse_file_name),
FileContains(matcher=expected))
def test_reverse_config_file_is_world_readable(self):
patch_dns_config_path(self)
dns_zone_config = DNSReverseZoneConfig(
factory.make_string(),
serial=random.randint(1, 100),
network=factory.make_ipv4_network())
dns_zone_config.write_config()
for tgt in [zi.target_path for zi in dns_zone_config.zone_info]:
filepath = FilePath(tgt)
self.assertTrue(filepath.getPermissions().other.read)
def test_writes_dns_zone_config_with_NS_record(self):
target_dir = patch_dns_config_path(self)
network = factory.make_ipv4_network()
ns_host_name = factory.make_name("ns")
dns_zone_config = DNSReverseZoneConfig(factory.make_string(),
serial=random.randint(1, 100),
ns_host_name=ns_host_name,
network=network)
dns_zone_config.write_config()
for zone_name in [zi.zone_name for zi in dns_zone_config.zone_info]:
self.assertThat(
os.path.join(target_dir, 'zone.%s' % zone_name),
FileContains(matcher=Contains('30 IN NS %s.' % ns_host_name)))
def test_ignores_generate_directives_for_v6_dynamic_ranges(self):
patch_dns_config_path(self)
domain = factory.make_string()
network = IPNetwork("192.168.0.1/22")
dynamic_network = IPNetwork("%s/64" % factory.make_ipv6_address())
dns_zone_config = DNSReverseZoneConfig(
domain,
serial=random.randint(1, 100),
network=network,
dynamic_ranges=[
IPRange(dynamic_network.first, dynamic_network.last)
],
)
get_generate_directives = self.patch(dns_zone_config,
"get_GENERATE_directives")
dns_zone_config.write_config()
self.assertThat(get_generate_directives, MockNotCalled())