diff options
Diffstat (limited to 'tests/unittests/test_datasource/test_azure_helper.py')
| -rw-r--r-- | tests/unittests/test_datasource/test_azure_helper.py | 78 |
1 files changed, 46 insertions, 32 deletions
diff --git a/tests/unittests/test_datasource/test_azure_helper.py b/tests/unittests/test_datasource/test_azure_helper.py index 0638c974..1134199b 100644 --- a/tests/unittests/test_datasource/test_azure_helper.py +++ b/tests/unittests/test_datasource/test_azure_helper.py @@ -1,6 +1,4 @@ import os -import struct -import unittest from cloudinit.sources.helpers import azure as azure_helper from ..helpers import TestCase @@ -75,48 +73,64 @@ class TestFindEndpoint(TestCase): self.assertRaises(Exception, azure_helper.WALinuxAgentShim.find_endpoint) - def _build_lease_content(self, ip_address, use_hex=True): - ip_address_repr = ':'.join( - [hex(int(part)).replace('0x', '') - for part in ip_address.split('.')]) - if not use_hex: - ip_address_repr = struct.pack( - '>L', int(ip_address_repr.replace(':', ''), 16)) - ip_address_repr = '"{0}"'.format(ip_address_repr.decode('utf-8')) + @staticmethod + def _build_lease_content(encoded_address): return '\n'.join([ 'lease {', ' interface "eth0";', - ' option unknown-245 {0};'.format(ip_address_repr), + ' option unknown-245 {0};'.format(encoded_address), '}']) - def test_hex_string(self): - ip_address = '98.76.54.32' - file_content = self._build_lease_content(ip_address) + def test_latest_lease_used(self): + encoded_addresses = ['5:4:3:2', '4:3:2:1'] + file_content = '\n'.join([self._build_lease_content(encoded_address) + for encoded_address in encoded_addresses]) self.load_file.return_value = file_content - self.assertEqual(ip_address, + self.assertEqual(encoded_addresses[-1].replace(':', '.'), azure_helper.WALinuxAgentShim.find_endpoint()) + +class TestExtractIpAddressFromLeaseValue(TestCase): + + def test_hex_string(self): + ip_address, encoded_address = '98.76.54.32', '62:4c:36:20' + self.assertEqual( + ip_address, + azure_helper.WALinuxAgentShim.get_ip_from_lease_value( + encoded_address + )) + def test_hex_string_with_single_character_part(self): - ip_address = '4.3.2.1' - file_content = self._build_lease_content(ip_address) - self.load_file.return_value = file_content - self.assertEqual(ip_address, - azure_helper.WALinuxAgentShim.find_endpoint()) + ip_address, encoded_address = '4.3.2.1', '4:3:2:1' + self.assertEqual( + ip_address, + azure_helper.WALinuxAgentShim.get_ip_from_lease_value( + encoded_address + )) def test_packed_string(self): - ip_address = '98.76.54.32' - file_content = self._build_lease_content(ip_address, use_hex=False) - self.load_file.return_value = file_content - self.assertEqual(ip_address, - azure_helper.WALinuxAgentShim.find_endpoint()) + ip_address, encoded_address = '98.76.54.32', 'bL6 ' + self.assertEqual( + ip_address, + azure_helper.WALinuxAgentShim.get_ip_from_lease_value( + encoded_address + )) - def test_latest_lease_used(self): - ip_addresses = ['4.3.2.1', '98.76.54.32'] - file_content = '\n'.join([self._build_lease_content(ip_address) - for ip_address in ip_addresses]) - self.load_file.return_value = file_content - self.assertEqual(ip_addresses[-1], - azure_helper.WALinuxAgentShim.find_endpoint()) + def test_packed_string_with_escaped_quote(self): + ip_address, encoded_address = '100.72.34.108', 'dH\\"l' + self.assertEqual( + ip_address, + azure_helper.WALinuxAgentShim.get_ip_from_lease_value( + encoded_address + )) + + def test_packed_string_containing_a_colon(self): + ip_address, encoded_address = '100.72.58.108', 'dH:l' + self.assertEqual( + ip_address, + azure_helper.WALinuxAgentShim.get_ip_from_lease_value( + encoded_address + )) class TestGoalStateParsing(TestCase): |