def test_unlock(self):
""" Resetting lockout data unlocks user """
pol = AuthenticationLockedUsername()
text = unicode(pol.validation_msg)
for x in xrange(0, pol.max_failed + 1):
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req,
data={
'username': '******',
'password': '******'
})
self.assertFalse(form.is_valid())
# User locked out
self.assertEqual(form.non_field_errors(), [text])
# Unlock user or address
LoginAttempt.objects.all().update(lockout=False)
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req,
data={
'username': '******',
'password': '******'
})
self.assertTrue(form.is_valid())
def test_unlock(self):
""" Resetting lockout data unlocks user """
for x in xrange(0, dap_settings.FAILED_AUTH_USERNAME_MAX + 1):
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req,
data={
'username': '******',
'password': '******'
})
self.assertFalse(form.is_valid())
# User locked out
self.assertEqual(form.non_field_errors(),
[form.error_messages['username_locked_out']])
# Unlock user or address
LoginAttempt.objects.all().update(lockout=False)
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req,
data={
'username': '******',
'password': '******'
})
self.assertTrue(form.is_valid())
def test_lock_period(self):
pol = AuthenticationLockedUsername()
text = unicode(pol.validation_msg)
for x in xrange(0, pol.max_failed + 1):
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req,
data={
'username': '******',
'password': '******'
})
self.assertFalse(form.is_valid())
# User locked out
self.assertEqual(form.non_field_errors(), [text])
# Alter timestamps as if they happened longer ago
period = datetime.timedelta(seconds=pol.lockout_duration)
expire_at = timezone.now() - period
LoginAttempt.objects.all().update(timestamp=expire_at)
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req,
data={
'username': '******',
'password': '******'
})
self.assertTrue(form.is_valid())
# Successful login resets lock count
locking_attempts = LoginAttempt.objects.filter(lockout=True)
self.assertEqual(locking_attempts.count(), 0)
def test_expiry(self):
pol = AuthenticationDisableExpiredUsers()
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req, data={
'username': '******', 'password': '******'})
self.assertTrue(form.is_valid())
# Simulate user didn't log in for a long time
period = datetime.timedelta(days=pol.inactive_period)
expire_at = timezone.now() - period
self.user.last_login = expire_at
self.user.save()
LoginAttempt.objects.all().update(timestamp=expire_at)
# Login attempt disabled user
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req, data={
'username': '******', 'password': '******'})
self.assertFalse(form.is_valid())
self.assertEqual(form.non_field_errors(), [
form.error_messages['invalid_login'] % {
'username': form.username_field.verbose_name
}]
)
# Check log messages
self.assertEqual(self.logger.handlers[0].stream.getvalue(), (
u'INFO Authentication attempt, username=rf, address=127.0.0.1\n'
u'INFO Authentication success, username=rf, address=127.0.0.1\n'
u'INFO Authentication attempt, username=rf, address=127.0.0.1\n'
u'INFO User rf disabled because last login was at %s\n'
u'INFO Authentication failure, username=rf, address=127.0.0.1, '
u'user inactive.\n' % expire_at))
def test_lock_period(self):
for x in xrange(0, dap_settings.FAILED_AUTH_USERNAME_MAX + 1):
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req,
data={
'username': '******',
'password': '******'
})
self.assertFalse(form.is_valid())
# User locked out
self.assertEqual(form.non_field_errors(),
[form.error_messages['username_locked_out']])
# Alter timestamps as if they happened longer ago
period = datetime.timedelta(
seconds=dap_settings.FAILED_AUTH_LOCKOUT_PERIOD)
expire_at = timezone.now() - period
LoginAttempt.objects.all().update(timestamp=expire_at)
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req,
data={
'username': '******',
'password': '******'
})
self.assertTrue(form.is_valid())
# Successful login resets lock count
locking_attempts = LoginAttempt.objects.filter(lockout=True)
self.assertEqual(locking_attempts.count(), 0)
def test_username_lockout(self):
""" Test too many failed login attempts for one username """
pol = AuthenticationLockedUsername()
text = str(pol.validation_msg)
for x in xrange(0, pol.max_failed):
self.assertFalse(self.lockout_policy.is_locked('rf'))
req = self.factory.get(reverse('login'))
req.META['REMOTE_ADDR'] = '10.0.0.%d' % (x + 1)
form = StrictAuthenticationForm(request=req, data={
'username': '******', 'password': '******'})
self.assertEqual(form.non_field_errors(), [
form.error_messages['invalid_login'] % {
'username': form.username_field.verbose_name}]
)
attempts = LoginAttempt.objects.filter(username=self.user.username,
successful=False, lockout=True)
self.assertEqual(attempts.count(),
pol.max_failed)
self.assertTrue(self.lockout_policy.is_locked('rf'))
# Another failed authentication triggers lockout
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req, data={
'username': '******', 'password': '******'})
self.assertEqual(form.non_field_errors(), [text])
self.assertEqual(attempts.count(),
pol.max_failed + 1)
# Even valid authentication will no longer work now
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req, data={
'username': '******', 'password': '******'})
self.assertFalse(form.is_valid())
self.assertEqual(self.logger.handlers[0].stream.getvalue(), (
u'INFO Authentication attempt, username=rf, address=10.0.0.1\n'
u'INFO Authentication failure, username=rf, address=10.0.0.1, '
u'invalid authentication.\n'
u'INFO Authentication attempt, username=rf, address=10.0.0.2\n'
u'INFO Authentication failure, username=rf, address=10.0.0.2, '
u'invalid authentication.\n'
u'INFO Authentication attempt, username=rf, address=10.0.0.3\n'
u'INFO Authentication failure, username=rf, address=10.0.0.3, '
u'invalid authentication.\n'
u'INFO Authentication attempt, username=rf, address=127.0.0.1\n'
u'INFO Authentication failure, username=rf, address=127.0.0.1, '
u'username locked\n'
u'INFO Authentication attempt, username=rf, address=127.0.0.1\n'
u'INFO Authentication failure, username=rf, address=127.0.0.1, '
u'username locked\n'))
def test_address_lockout(self):
""" Test too many failed login attempts for one address """
addr = '1.2.3.4'
for x in xrange(0, dap_settings.FAILED_AUTH_ADDRESS_MAX):
req = self.factory.get(reverse('login'))
req.META['REMOTE_ADDR'] = addr
form = StrictAuthenticationForm(request=req,
data={
'username': '******' % x,
'password': '******'
})
self.assertEqual(form.non_field_errors(), [
form.error_messages['invalid_login'] % {
'username': form.username_field.verbose_name
}
])
attempts = LoginAttempt.objects.filter(source_address=addr,
successful=False,
lockout=True)
self.assertEqual(attempts.count(),
dap_settings.FAILED_AUTH_ADDRESS_MAX)
# Another failed authentication triggers lockout
req = self.factory.get(reverse('login'))
req.META['REMOTE_ADDR'] = addr
form = StrictAuthenticationForm(request=req,
data={
'username': '******',
'password': '******'
})
self.assertEqual(form.non_field_errors(),
[form.error_messages['address_locked_out']])
self.assertEqual(attempts.count(),
dap_settings.FAILED_AUTH_ADDRESS_MAX + 1)
self.assertEqual(
self.logger.handlers[0].stream.getvalue(),
(u'INFO Authentication attempt, username=rf0, address=1.2.3.4\n'
u'WARNING Authentication failure, username=rf0, address=1.2.3.4, '
u'invalid authentication.\n'
u'INFO Authentication attempt, username=rf1, address=1.2.3.4\n'
u'WARNING Authentication failure, username=rf1, address=1.2.3.4, '
u'invalid authentication.\n'
u'INFO Authentication attempt, username=rf2, address=1.2.3.4\n'
u'WARNING Authentication failure, username=rf2, address=1.2.3.4, '
u'invalid authentication.\n'
u'INFO Authentication attempt, username=rf, address=1.2.3.4\n'
u'WARNING Authentication failure, username=rf, address=1.2.3.4, '
u'address locked\n'))
def test_address_lockout(self):
""" Test too many failed login attempts for one address """
pol = AuthenticationLockedRemoteAddress()
text = str(pol.validation_msg)
addr = '1.2.3.4'
for x in range(0, pol.max_failed):
req = self.factory.get(reverse('login'))
req.META['REMOTE_ADDR'] = addr
form = StrictAuthenticationForm(request=req, data={
'username': '******' % x, 'password': '******'})
self.assertEqual(form.non_field_errors(), [
form.error_messages['invalid_login'] % {
'username': form.username_field.verbose_name}]
)
attempts = LoginAttempt.objects.filter(source_address=addr,
successful=False, lockout=True)
self.assertEqual(attempts.count(), pol.max_failed)
# Another failed authentication triggers lockout
req = self.factory.get(reverse('login'))
req.META['REMOTE_ADDR'] = addr
form = StrictAuthenticationForm(request=req, data={
'username': '******', 'password': '******'})
self.assertEqual(form.non_field_errors(), [text])
self.assertEqual(attempts.count(), pol.max_failed + 1)
self.assertEqual(self.logger.handlers[0].stream.getvalue(), (
'INFO Authentication attempt, username=rf0, address=1.2.3.4\n'
'INFO Authentication failure, username=rf0, address=1.2.3.4, '
'invalid authentication.\n'
'INFO Authentication attempt, username=rf1, address=1.2.3.4\n'
'INFO Authentication failure, username=rf1, address=1.2.3.4, '
'invalid authentication.\n'
'INFO Authentication attempt, username=rf2, address=1.2.3.4\n'
'INFO Authentication failure, username=rf2, address=1.2.3.4, '
'invalid authentication.\n'
'INFO Authentication attempt, username=rf, address=1.2.3.4\n'
'INFO Authentication failure, username=rf, address=1.2.3.4, '
'address locked\n'))
def test_inactive_user(self):
self.user.is_active = False
self.user.save()
# Valid authentication data, but user is inactive
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req, data={
'username': '******', 'password': '******'})
self.assertFalse(form.is_valid())
self.assertEqual(form.non_field_errors(), [
form.error_messages['invalid_login'] % {
'username': form.username_field.verbose_name
}]
)
self.assertEqual(self.logger.handlers[0].stream.getvalue(), (
u'INFO Authentication attempt, username=rf, address=127.0.0.1\n'
u'INFO Authentication failure, username=rf, address=127.0.0.1, '
u'user inactive.\n'))
def test_backend_locked_username(self):
# Authentication works
backend = StrictModelBackend()
user = backend.authenticate(username='******', password='******')
self.assertEqual(user, self.user)
# Lock user
for x in xrange(0, dap_settings.FAILED_AUTH_USERNAME_MAX + 1):
req = self.factory.get(reverse('login'))
form = StrictAuthenticationForm(request=req,
data={
'username': '******',
'password': '******'
})
self.assertFalse(form.is_valid())
# Authentication must no longer work for this user
user = backend.authenticate(username='******', password='******')
self.assertEqual(user, None)