def test__http_request_client_fallback_success(self, mock_negotiate):
# Test when fallback to a supported version succeeds
mock_negotiate.return_value = '1.6'
error_body = _get_error_body()
bad_resp = utils.FakeSessionResponse(
{'X-OpenStack-Ironic-API-Minimum-Version': '1.1',
'X-OpenStack-Ironic-API-Maximum-Version': '1.6',
'content-type': 'text/plain',
},
six.StringIO(error_body),
version=1,
status_code=http_client.NOT_ACCEPTABLE)
good_resp = utils.FakeSessionResponse(
{'X-OpenStack-Ironic-API-Minimum-Version': '1.1',
'X-OpenStack-Ironic-API-Maximum-Version': '1.6',
'content-type': 'text/plain',
},
six.StringIO("We got some text"),
version=1,
status_code=http_client.OK)
client = http.HTTPClient('http://localhost/')
with mock.patch.object(client, 'session',
autospec=True) as mock_session:
mock_session.request.side_effect = iter([bad_resp, good_resp])
response, body_iter = client._http_request('/v1/resources', 'GET')
self.assertEqual(http_client.OK, response.status_code)
self.assertEqual(1, mock_negotiate.call_count)
def test_session_retry_503(self):
error_body = _get_error_body()
fake_resp = utils.FakeSessionResponse(
{'Content-Type': 'application/json'}, error_body, 503)
ok_resp = utils.FakeSessionResponse(
{'Content-Type': 'application/json'}, b"OK", 200)
fake_session = mock.Mock(spec=utils.FakeSession)
fake_session.request.side_effect = iter((fake_resp, ok_resp))
client = _session_client(session=fake_session)
client.json_request('GET', '/v1/resources')
self.assertEqual(2, fake_session.request.call_count)
def _test_endpoint_override(self, endpoint):
fake_session = utils.FakeSession({'content-type': 'application/json'},
status_code=http_client.NO_CONTENT)
request_mock = mock.Mock()
fake_session.request = request_mock
request_mock.return_value = utils.FakeSessionResponse(
headers={'content-type': 'application/json'},
status_code=http_client.NO_CONTENT)
client = _session_client(session=fake_session,
endpoint_override=endpoint)
client.json_request('DELETE', '/v1/nodes/aa/maintenance')
expected_args_dict = {
'headers': {
'Content-Type': 'application/json',
'Accept': 'application/json',
'X-OpenStack-Ironic-API-Version': '1.6'
},
'auth': None, 'user_agent': 'python-ironicclient',
'endpoint_filter': {
'interface': 'publicURL',
'service_type': 'baremetal',
'region_name': ''
}
}
if isinstance(endpoint, six.string_types):
trimmed = http._trim_endpoint_api_version(endpoint)
expected_args_dict['endpoint_override'] = trimmed
request_mock.assert_called_once_with(
'/v1/nodes/aa/maintenance', 'DELETE', raise_exc=False,
**expected_args_dict
)
def test_session_retry_connection_refused(self):
ok_resp = utils.FakeSessionResponse(
{'Content-Type': 'application/json'}, b"OK", 200)
fake_session = mock.Mock(spec=utils.FakeSession)
fake_session.request.side_effect = iter(
(exc.ConnectionRefused(), ok_resp))
client = _session_client(session=fake_session)
client.json_request('GET', '/v1/resources')
self.assertEqual(2, fake_session.request.call_count)
def test_session_retry_retriable_connection_failure(self):
ok_resp = utils.FakeSessionResponse(
{'Content-Type': 'application/json'}, b"OK", http_client.OK)
fake_session = mock.Mock(spec=utils.FakeSession)
fake_session.request.side_effect = iter(
(kexc.RetriableConnectionFailure(), ok_resp))
client = _session_client(session=fake_session)
client.json_request('GET', '/v1/resources')
self.assertEqual(2, fake_session.request.call_count)
def test_http_retry_503(self):
error_body = _get_error_body()
bad_resp = utils.FakeSessionResponse(
{'Content-Type': 'text/plain'},
six.StringIO(error_body),
version=1,
status_code=http_client.SERVICE_UNAVAILABLE)
good_resp = utils.FakeSessionResponse({'Content-Type': 'text/plain'},
six.StringIO("meow"),
version=1,
status_code=http_client.OK)
client = http.HTTPClient('http://localhost/')
with mock.patch.object(client, 'session',
autospec=True) as mock_session:
mock_session.request.side_effect = iter([bad_resp, good_resp])
response, body_iter = client._http_request('/v1/resources', 'GET')
self.assertEqual(http_client.OK, response.status_code)
self.assertEqual(2, mock_session.request.call_count)
def test_session_retry_fail(self):
error_body = _get_error_body()
fake_resp = utils.FakeSessionResponse(
{'Content-Type': 'application/json'}, error_body, 409)
fake_session = mock.Mock(spec=utils.FakeSession)
fake_session.request.return_value = fake_resp
client = _session_client(session=fake_session)
self.assertRaises(exc.Conflict, client.json_request, 'GET',
'/v1/resources')
self.assertEqual(http.DEFAULT_MAX_RETRIES + 1,
fake_session.request.call_count)
def test_session_retry(self):
error_body = _get_error_body()
fake_resp = utils.FakeSessionResponse(
{'Content-Type': 'application/json'},
error_body,
409)
ok_resp = utils.FakeSessionResponse(
{'Content-Type': 'application/json'},
b"OK",
200)
fake_session = mock.Mock(spec=utils.FakeSession)
fake_session.request.side_effect = iter((fake_resp, ok_resp))
client = http.SessionClient(session=fake_session,
auth=None,
interface=None,
service_type='publicURL',
region_name='',
service_name=None)
client.json_request('GET', '/v1/resources')
self.assertEqual(2, fake_session.request.call_count)
def test_http_no_retry(self):
error_body = _get_error_body()
bad_resp = utils.FakeSessionResponse(
{'Content-Type': 'text/plain'},
six.StringIO(error_body),
version=1,
status_code=http_client.CONFLICT)
client = http.HTTPClient('http://localhost/', max_retries=0)
with mock.patch.object(client.session, 'request', autospec=True,
return_value=bad_resp) as mock_request:
self.assertRaises(exc.Conflict, client._http_request,
'/v1/resources', 'GET')
self.assertEqual(1, mock_request.call_count)
def test_http_max_retries_none(self):
error_body = _get_error_body()
bad_resp = utils.FakeSessionResponse({'content-type': 'text/plain'},
six.StringIO(error_body),
version=1,
status_code=http_client.CONFLICT)
client = http.HTTPClient('http://localhost/', max_retries=None)
with mock.patch.object(client, 'session',
autospec=True) as mock_session:
mock_session.request.return_value = bad_resp
self.assertRaises(exc.Conflict, client._http_request,
'/v1/resources', 'GET')
self.assertEqual(http.DEFAULT_MAX_RETRIES + 1,
mock_session.request.call_count)
def test_http_retry_connection_refused(self):
good_resp = utils.FakeSessionResponse({'content-type': 'text/plain'},
six.StringIO("meow"),
version=1,
status_code=http_client.OK)
client = http.HTTPClient('http://localhost/')
with mock.patch.object(client, 'session',
autospec=True) as mock_session:
mock_session.request.side_effect = iter(
[exc.ConnectionRefused(), good_resp])
response, body_iter = client._http_request('/v1/resources', 'GET')
self.assertEqual(http_client.OK, response.status_code)
self.assertEqual(2, mock_session.request.call_count)
def test__parse_version_headers(self):
# Test parsing of version headers from HTTPClient
error_body = _get_error_body()
expected_result = ('1.1', '1.6')
client = http.HTTPClient('http://localhost/')
fake_resp = utils.FakeSessionResponse(
{'X-OpenStack-Ironic-API-Minimum-Version': '1.1',
'X-OpenStack-Ironic-API-Maximum-Version': '1.6',
'Content-Type': 'text/plain',
},
six.StringIO(error_body),
version=1,
status_code=http_client.NOT_ACCEPTABLE)
result = client._parse_version_headers(fake_resp)
self.assertEqual(expected_result, result)
def test_session_retry_fail(self):
error_body = _get_error_body()
fake_resp = utils.FakeSessionResponse(
{'Content-Type': 'application/json'},
error_body,
409)
fake_session = mock.Mock(spec=utils.FakeSession)
fake_session.request.return_value = fake_resp
client = http.SessionClient(session=fake_session,
auth=None,
interface=None,
service_type='publicURL',
region_name='',
service_name=None)
self.assertRaises(exc.Conflict, client.json_request,
'GET', '/v1/resources')
self.assertEqual(http.DEFAULT_MAX_RETRIES + 1,
fake_session.request.call_count)
