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winrm: fix up unit tests (#41112)

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pull/41214/head
Jordan Borean 7 years ago committed by GitHub
parent 453a6f4047
commit ad8e13e9f8
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 133 additions and 131 deletions
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3
test/runner/requirements/units.txt
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@ -28,3 +28,6 @@ pyfmg
# requirement for aci_rest module
xmljson
# requirement for winrm connection plugin tests
pexpect

213
test/units/plugins/connection/test_winrm.py
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@ -6,8 +6,6 @@
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import sys
import pytest
from io import StringIO
@ -17,6 +15,7 @@ from ansible.errors import AnsibleConnectionFailure
from ansible.module_utils._text import to_bytes
from ansible.playbook.play_context import PlayContext
from ansible.plugins.loader import connection_loader
from ansible.plugins.connection import winrm
class TestConnectionWinRM(object):
@ -194,23 +193,13 @@ class TestConnectionWinRM(object):
@pytest.mark.parametrize('play, options, direct, expected, kerb',
((p, o, d, e, k) for p, o, d, e, k in OPTIONS_DATA))
def test_set_options(self, play, options, direct, expected, kerb):
if kerb:
kerberos_mock = MagicMock()
modules = {'kerberos': kerberos_mock}
else:
modules = {'kerberos': None}
module_patcher = patch.dict(sys.modules, modules)
module_patcher.start()
winrm.HAVE_KERBEROS = kerb
pc = PlayContext()
for attr, value in play.items():
setattr(pc, attr, value)
new_stdin = StringIO()
# ensure we get a fresh connection plugin by clearing the cache
connection_loader._module_cache = {}
conn = connection_loader.get('winrm', pc, new_stdin)
conn.set_options(var_options=options, direct=direct)
@ -220,100 +209,105 @@ class TestConnectionWinRM(object):
"winrm attr '%s', actual '%s' != expected '%s'"\
% (attr, actual, expected)
module_patcher.stop()
class TestWinRMKerbAuth(object):
DATA = (
# default
({"_extras": {}}, (["kinit", "user@domain"],), False),
({"_extras": {}}, ("kinit", ["user@domain"],), True),
# override kinit path from options
({"_extras": {}, 'ansible_winrm_kinit_cmd': 'kinit2'},
(["kinit2", "user@domain"],), False),
({"_extras": {}, 'ansible_winrm_kinit_cmd': 'kinit2'},
("kinit2", ["user@domain"],), True),
# we expect the -f flag when delegation is set
({"_extras": {'ansible_winrm_kerberos_delegation': True}},
(["kinit", "-f", "user@domain"],), False),
({"_extras": {'ansible_winrm_kerberos_delegation': True}},
("kinit", ["-f", "user@domain"],), True),
)
# pylint bug: https://github.com/PyCQA/pylint/issues/511
# pylint: disable=undefined-variable
@pytest.mark.parametrize('options, expected, pexpect',
((o, e, p) for o, e, p in DATA))
def test_kinit_success(self, options, expected, pexpect):
def mock_popen_communicate(input=None, timeout=None):
@pytest.mark.parametrize('options, expected', [
[{"_extras": {}},
(["kinit", "user@domain"],)],
[{"_extras": {}, 'ansible_winrm_kinit_cmd': 'kinit2'},
(["kinit2", "user@domain"],)],
[{"_extras": {'ansible_winrm_kerberos_delegation': True}},
(["kinit", "-f", "user@domain"],)],
])
def test_kinit_success_subprocess(self, monkeypatch, options, expected):
def mock_communicate(input=None, timeout=None):
return b"", b""
mock_pexpect = None
if pexpect:
mock_pexpect = MagicMock()
mock_pexpect.spawn.return_value.exitstatus = 0
mock_popen = MagicMock()
mock_popen.return_value.communicate = mock_communicate
mock_popen.return_value.returncode = 0
monkeypatch.setattr("subprocess.Popen", mock_popen)
mock_subprocess = MagicMock()
mock_subprocess.Popen.return_value.communicate = mock_popen_communicate
mock_subprocess.Popen.return_value.returncode = 0
winrm.HAS_PEXPECT = False
pc = PlayContext()
new_stdin = StringIO()
conn = connection_loader.get('winrm', pc, new_stdin)
conn.set_options(var_options=options)
modules = {
'pexpect': mock_pexpect,
'subprocess': mock_subprocess,
}
conn._kerb_auth("user@domain", "pass")
mock_calls = mock_popen.mock_calls
assert len(mock_calls) == 1
assert mock_calls[0][1] == expected
actual_env = mock_calls[0][2]['env']
assert list(actual_env.keys()) == ['KRB5CCNAME']
assert actual_env['KRB5CCNAME'].startswith("FILE:/")
@pytest.mark.parametrize('options, expected', [
[{"_extras": {}},
("kinit", ["user@domain"],)],
[{"_extras": {}, 'ansible_winrm_kinit_cmd': 'kinit2'},
("kinit2", ["user@domain"],)],
[{"_extras": {'ansible_winrm_kerberos_delegation': True}},
("kinit", ["-f", "user@domain"],)],
])
def test_kinit_success_pexpect(self, monkeypatch, options, expected):
pytest.importorskip("pexpect")
mock_pexpect = MagicMock()
mock_pexpect.return_value.exitstatus = 0
monkeypatch.setattr("pexpect.spawn", mock_pexpect)
with patch.dict(sys.modules, modules):
winrm.HAS_PEXPECT = True
pc = PlayContext()
new_stdin = StringIO()
connection_loader._module_cache = {}
conn = connection_loader.get('winrm', pc, new_stdin)
conn.set_options(var_options=options)
conn._kerb_auth("user@domain", "pass")
if pexpect:
assert len(mock_pexpect.method_calls) == 1
assert mock_pexpect.method_calls[0][1] == expected
actual_env = mock_pexpect.method_calls[0][2]['env']
else:
assert len(mock_subprocess.method_calls) == 1
assert mock_subprocess.method_calls[0][1] == expected
actual_env = mock_subprocess.method_calls[0][2]['env']
mock_calls = mock_pexpect.mock_calls
assert mock_calls[0][1] == expected
actual_env = mock_calls[0][2]['env']
assert list(actual_env.keys()) == ['KRB5CCNAME']
assert actual_env['KRB5CCNAME'].startswith("FILE:/")
# pylint bug: https://github.com/PyCQA/pylint/issues/511
# pylint: disable=undefined-variable
@pytest.mark.parametrize('use_pexpect', (False, True),)
def test_kinit_with_missing_executable(self, use_pexpect):
assert mock_calls[1][0] == "().expect"
assert mock_calls[1][1] == (".*:",)
assert mock_calls[2][0] == "().sendline"
assert mock_calls[2][1] == ("pass",)
assert mock_calls[3][0] == "().read"
assert mock_calls[4][0] == "().wait"
def test_kinit_with_missing_executable_subprocess(self, monkeypatch):
expected_err = "[Errno 2] No such file or directory: " \
"'/fake/kinit': '/fake/kinit'"
mock_subprocess = MagicMock()
mock_subprocess.Popen = MagicMock(side_effect=OSError(expected_err))
mock_popen = MagicMock(side_effect=OSError(expected_err))
monkeypatch.setattr("subprocess.Popen", mock_popen)
winrm.HAS_PEXPECT = False
pc = PlayContext()
new_stdin = StringIO()
conn = connection_loader.get('winrm', pc, new_stdin)
options = {"_extras": {}, "ansible_winrm_kinit_cmd": "/fake/kinit"}
conn.set_options(var_options=options)
with pytest.raises(AnsibleConnectionFailure) as err:
conn._kerb_auth("user@domain", "pass")
assert str(err.value) == "Kerberos auth failure when calling " \
"kinit cmd '/fake/kinit': %s" % expected_err
def test_kinit_with_missing_executable_pexpect(self, monkeypatch):
pexpect = pytest.importorskip("pexpect")
mock_pexpect = None
if use_pexpect:
expected_err = "The command was not found or was not " \
"executable: /fake/kinit"
mock_pexpect = \
MagicMock(side_effect=pexpect.ExceptionPexpect(expected_err))
mock_pexpect = MagicMock()
mock_pexpect.ExceptionPexpect = Exception
mock_pexpect.spawn = MagicMock(side_effect=Exception(expected_err))
modules = {
'pexpect': mock_pexpect,
'subprocess': mock_subprocess,
}
monkeypatch.setattr("pexpect.spawn", mock_pexpect)
with patch.dict(sys.modules, modules):
winrm.HAS_PEXPECT = True
pc = PlayContext()
new_stdin = StringIO()
connection_loader._module_cache = {}
conn = connection_loader.get('winrm', pc, new_stdin)
options = {"_extras": {}, "ansible_winrm_kinit_cmd": "/fake/kinit"}
conn.set_options(var_options=options)
@ -323,46 +317,51 @@ class TestWinRMKerbAuth(object):
assert str(err.value) == "Kerberos auth failure when calling " \
"kinit cmd '/fake/kinit': %s" % expected_err
# pylint bug: https://github.com/PyCQA/pylint/issues/511
# pylint: disable=undefined-variable
@pytest.mark.parametrize('use_pexpect', (False, True),)
def test_kinit_error(self, use_pexpect):
mechanism = "subprocess"
def test_kinit_error_subprocess(self, monkeypatch):
expected_err = "kinit: krb5_parse_name: " \
"Configuration file does not specify default realm"
def mock_popen_communicate(input=None, timeout=None):
def mock_communicate(input=None, timeout=None):
return b"", to_bytes(expected_err)
mock_subprocess = MagicMock()
mock_subprocess.Popen.return_value.communicate = mock_popen_communicate
mock_subprocess.Popen.return_value.returncode = 1
mock_popen = MagicMock()
mock_popen.return_value.communicate = mock_communicate
mock_popen.return_value.returncode = 1
monkeypatch.setattr("subprocess.Popen", mock_popen)
mock_pexpect = None
if use_pexpect:
mechanism = "pexpect"
expected_err = "Configuration file does not specify default realm"
winrm.HAS_PEXPECT = False
pc = PlayContext()
new_stdin = StringIO()
conn = connection_loader.get('winrm', pc, new_stdin)
conn.set_options(var_options={"_extras": {}})
with pytest.raises(AnsibleConnectionFailure) as err:
conn._kerb_auth("invaliduser", "pass")
assert str(err.value) == \
"Kerberos auth failure for principal invaliduser with " \
"subprocess: %s" % (expected_err)
def test_kinit_error_pexpect(self, monkeypatch):
pytest.importorskip("pexpect")
expected_err = "Configuration file does not specify default realm"
mock_pexpect = MagicMock()
mock_pexpect.spawn.return_value.expect = MagicMock(side_effect=OSError)
mock_pexpect.spawn.return_value.read.return_value = to_bytes(expected_err)
mock_pexpect.spawn.return_value.exitstatus = 1
mock_pexpect.return_value.expect = MagicMock(side_effect=OSError)
mock_pexpect.return_value.read.return_value = to_bytes(expected_err)
mock_pexpect.return_value.exitstatus = 1
modules = {
'pexpect': mock_pexpect,
'subprocess': mock_subprocess,
}
monkeypatch.setattr("pexpect.spawn", mock_pexpect)
with patch.dict(sys.modules, modules):
winrm.HAS_PEXPECT = True
pc = PlayContext()
new_stdin = StringIO()
connection_loader._module_cache = {}
conn = connection_loader.get('winrm', pc, new_stdin)
conn.set_options(var_options={"_extras": {}})
with pytest.raises(AnsibleConnectionFailure) as err:
conn._kerb_auth("invaliduser", "pass")
assert str(err.value) == "Kerberos auth failure for principal " \
"invaliduser with %s: %s" % (mechanism, expected_err)
assert str(err.value) == \
"Kerberos auth failure for principal invaliduser with " \
"pexpect: %s" % (expected_err)

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