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import tempfile
import unittest
from importlib import resources
from pkb_client.client.bind_file import BindFile, BindRecord, RecordClass
from pkb_client.client.dns import DNSRecordType
from tests import data
class TestBindFileParsing(unittest.TestCase):
def test_reading_bind_file(self):
with self.subTest("With default TTL"):
with resources.open_text(data, "test.bind") as f:
bind_file = BindFile.from_file(f.name)
self.assertEqual("test.com.", bind_file.origin)
self.assertEqual(1234, bind_file.ttl)
self.assertEqual(5, len(bind_file.records))
self.assertEqual(
BindRecord(
"test.com.", 600, RecordClass.IN, DNSRecordType.A, "1.2.3.4"
),
bind_file.records[0],
)
self.assertEqual(
BindRecord(
"sub.test.com.", 600, RecordClass.IN, DNSRecordType.A, "4.3.2.1"
),
bind_file.records[1],
)
self.assertEqual(
BindRecord(
"test.com.",
600,
RecordClass.IN,
DNSRecordType.AAAA,
"2001:db8::1",
comment="This is a comment",
),
bind_file.records[2],
)
self.assertEqual(
BindRecord(
"test.com.", 1234, RecordClass.IN, DNSRecordType.TXT, "pkb-client"
),
bind_file.records[3],
)
self.assertEqual(
BindRecord(
"test.com.",
600,
RecordClass.IN,
DNSRecordType.MX,
"mail.test.com.",
prio=10,
),
bind_file.records[4],
)
with self.subTest("Without default TTL"):
with resources.open_text(data, "test_no_ttl.bind") as f:
bind_file = BindFile.from_file(f.name)
self.assertEqual("test.com.", bind_file.origin)
self.assertEqual(None, bind_file.ttl)
self.assertEqual(5, len(bind_file.records))
self.assertEqual(
BindRecord(
"test.com.", 600, RecordClass.IN, DNSRecordType.A, "1.2.3.4"
),
bind_file.records[0],
)
self.assertEqual(
BindRecord(
"sub.test.com.", 600, RecordClass.IN, DNSRecordType.A, "4.3.2.1"
),
bind_file.records[1],
)
self.assertEqual(
BindRecord(
"test.com.",
700,
RecordClass.IN,
DNSRecordType.AAAA,
"2001:db8::1",
comment="This is a comment",
),
bind_file.records[2],
)
self.assertEqual(
BindRecord(
"test.com.", 700, RecordClass.IN, DNSRecordType.TXT, "pkb-client"
),
bind_file.records[3],
)
self.assertEqual(
BindRecord(
"test.com.",
600,
RecordClass.IN,
DNSRecordType.MX,
"mail.test.com.",
prio=10,
),
bind_file.records[4],
)
def test_writing_bind_file(self):
records = [
BindRecord("test.com.", 600, RecordClass.IN, DNSRecordType.A, "1.2.3.4"),
BindRecord(
"sub.test.com.", 700, RecordClass.IN, DNSRecordType.A, "4.3.2.1"
),
BindRecord(
"test.com.", 600, RecordClass.IN, DNSRecordType.AAAA, "2001:db8::1"
),
BindRecord(
"test.com.", 600, RecordClass.IN, DNSRecordType.TXT, "pkb-client"
),
BindRecord(
"test.com.",
600,
RecordClass.IN,
DNSRecordType.MX,
"mail.test.com.",
prio=10,
),
]
bind_file = BindFile("test.com.", 1234, records)
file_content = (
"$ORIGIN test.com.\n"
"$TTL 1234\n"
"test.com. 600 IN A 1.2.3.4\n"
"sub.test.com. 700 IN A 4.3.2.1\n"
"test.com. 600 IN AAAA 2001:db8::1\n"
"test.com. 600 IN TXT pkb-client\n"
"test.com. 600 IN MX 10 mail.test.com.\n"
)
with tempfile.NamedTemporaryFile() as f:
bind_file.to_file(f.name)
with open(f.name) as f2:
self.assertEqual(file_content.strip(), f2.read().strip())
if __name__ == "__main__":
unittest.main()
|
