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108 lines
4.2 KiB
Python
108 lines
4.2 KiB
Python
import os
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import tempfile
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from ansible.module_utils import basic
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from units.compat import unittest
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from ansible.module_utils._text import to_bytes
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from ansible.module_utils.basic import AnsibleModule
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from ansible.modules.known_hosts import compute_diff, sanity_check
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class KnownHostsDiffTestCase(unittest.TestCase):
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def _create_file(self, content):
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tmp_file = tempfile.NamedTemporaryFile(prefix='ansible-test-', suffix='-known_hosts', delete=False)
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tmp_file.write(to_bytes(content))
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tmp_file.close()
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self.addCleanup(os.unlink, tmp_file.name)
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return tmp_file.name
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def test_no_existing_file(self):
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path = tempfile.mktemp(prefix='ansible-test-', suffix='-known_hosts')
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key = 'example.com ssh-rsa AAAAetc\n'
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diff = compute_diff(path, found_line=None, replace_or_add=False, state='present', key=key)
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self.assertEqual(diff, {
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'before_header': '/dev/null',
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'after_header': path,
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'before': '',
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'after': 'example.com ssh-rsa AAAAetc\n',
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})
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def test_key_addition(self):
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path = self._create_file(
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'two.example.com ssh-rsa BBBBetc\n'
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)
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key = 'one.example.com ssh-rsa AAAAetc\n'
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diff = compute_diff(path, found_line=None, replace_or_add=False, state='present', key=key)
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self.assertEqual(diff, {
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'before_header': path,
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'after_header': path,
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'before': 'two.example.com ssh-rsa BBBBetc\n',
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'after': 'two.example.com ssh-rsa BBBBetc\none.example.com ssh-rsa AAAAetc\n',
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})
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def test_no_change(self):
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path = self._create_file(
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'one.example.com ssh-rsa AAAAetc\n'
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'two.example.com ssh-rsa BBBBetc\n'
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)
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key = 'one.example.com ssh-rsa AAAAetc\n'
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diff = compute_diff(path, found_line=1, replace_or_add=False, state='present', key=key)
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self.assertEqual(diff, {
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'before_header': path,
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'after_header': path,
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'before': 'one.example.com ssh-rsa AAAAetc\ntwo.example.com ssh-rsa BBBBetc\n',
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'after': 'one.example.com ssh-rsa AAAAetc\ntwo.example.com ssh-rsa BBBBetc\n',
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})
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def test_key_change(self):
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path = self._create_file(
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'one.example.com ssh-rsa AAAaetc\n'
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'two.example.com ssh-rsa BBBBetc\n'
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)
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key = 'one.example.com ssh-rsa AAAAetc\n'
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diff = compute_diff(path, found_line=1, replace_or_add=True, state='present', key=key)
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self.assertEqual(diff, {
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'before_header': path,
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'after_header': path,
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'before': 'one.example.com ssh-rsa AAAaetc\ntwo.example.com ssh-rsa BBBBetc\n',
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'after': 'two.example.com ssh-rsa BBBBetc\none.example.com ssh-rsa AAAAetc\n',
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})
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def test_key_removal(self):
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path = self._create_file(
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'one.example.com ssh-rsa AAAAetc\n'
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'two.example.com ssh-rsa BBBBetc\n'
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)
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key = 'one.example.com ssh-rsa AAAAetc\n'
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diff = compute_diff(path, found_line=1, replace_or_add=False, state='absent', key=key)
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self.assertEqual(diff, {
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'before_header': path,
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'after_header': path,
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'before': 'one.example.com ssh-rsa AAAAetc\ntwo.example.com ssh-rsa BBBBetc\n',
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'after': 'two.example.com ssh-rsa BBBBetc\n',
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})
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def test_key_removal_no_change(self):
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path = self._create_file(
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'two.example.com ssh-rsa BBBBetc\n'
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)
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key = 'one.example.com ssh-rsa AAAAetc\n'
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diff = compute_diff(path, found_line=None, replace_or_add=False, state='absent', key=key)
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self.assertEqual(diff, {
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'before_header': path,
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'after_header': path,
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'before': 'two.example.com ssh-rsa BBBBetc\n',
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'after': 'two.example.com ssh-rsa BBBBetc\n',
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})
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def test_sanity_check(self):
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basic._load_params = lambda: {}
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# Module used internally to execute ssh-keygen system executable
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module = AnsibleModule(argument_spec={})
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host = '10.0.0.1'
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key = '%s ssh-rsa ASDF foo@bar' % (host,)
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keygen = module.get_bin_path('ssh-keygen')
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sanity_check(module, host, key, keygen)
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