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# Copyright 2011 Eldar Nugaev
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import string
from oslo.serialization import jsonutils
from nova.compute import api as compute_api
from nova import exception
from nova import test
from nova.tests.api.openstack import fakes
from nova.tests import fake_instance
def fake_get_console_output(self, _context, _instance, tail_length):
fixture = [str(i) for i in range(5)]
if tail_length is None:
pass
elif tail_length == 0:
fixture = []
else:
fixture = fixture[-int(tail_length):]
return '\n'.join(fixture)
def fake_get_console_output_not_ready(self, _context, _instance, tail_length):
raise exception.InstanceNotReady(instance_id=_instance["uuid"])
def fake_get_console_output_all_characters(self, _ctx, _instance, _tail_len):
return string.printable
def fake_get(self, context, instance_uuid, want_objects=False,
expected_attrs=None):
return fake_instance.fake_instance_obj(context, **{'uuid': instance_uuid})
def fake_get_not_found(*args, **kwargs):
raise exception.InstanceNotFound(instance_id='fake')
class ConsoleOutputExtensionTestV21(test.NoDBTestCase):
application_type = "application/json"
action_url = '/v2/fake/servers/1/action'
def setUp(self):
super(ConsoleOutputExtensionTestV21, self).setUp()
self.stubs.Set(compute_api.API, 'get_console_output',
fake_get_console_output)
self.stubs.Set(compute_api.API, 'get', fake_get)
self.app = self._get_app()
def _get_app(self):
return fakes.wsgi_app_v21(init_only=('servers',
'os-console-output'))
def _get_response(self, length_dict=None):
length_dict = length_dict or {}
body = {'os-getConsoleOutput': length_dict}
req = fakes.HTTPRequest.blank(self.action_url)
req.method = "POST"
req.body = jsonutils.dumps(body)
req.headers["content-type"] = self.application_type
res = req.get_response(self.app)
return res
def test_get_text_console_instance_action(self):
res = self._get_response()
output = jsonutils.loads(res.body)
self.assertEqual(200, res.status_int)
self.assertEqual({'output': '0\n1\n2\n3\n4'}, output)
def test_get_console_output_with_tail(self):
res = self._get_response(length_dict={'length': 3})
output = jsonutils.loads(res.body)
self.assertEqual(200, res.status_int)
self.assertEqual({'output': '2\n3\n4'}, output)
def test_get_console_output_with_none_length(self):
res = self._get_response(length_dict={'length': None})
output = jsonutils.loads(res.body)
self.assertEqual(200, res.status_int)
self.assertEqual({'output': '0\n1\n2\n3\n4'}, output)
def test_get_console_output_with_length_as_str(self):
res = self._get_response(length_dict={'length': '3'})
output = jsonutils.loads(res.body)
self.assertEqual(200, res.status_int)
self.assertEqual({'output': '2\n3\n4'}, output)
def test_get_console_output_filtered_characters(self):
self.stubs.Set(compute_api.API, 'get_console_output',
fake_get_console_output_all_characters)
res = self._get_response()
output = jsonutils.loads(res.body)
self.assertEqual(200, res.status_int)
expect = string.digits + string.letters + string.punctuation + ' \t\n'
self.assertEqual({'output': expect}, output)
def test_get_text_console_no_instance(self):
self.stubs.Set(compute_api.API, 'get', fake_get_not_found)
res = self._get_response()
self.assertEqual(404, res.status_int)
def test_get_text_console_no_instance_on_get_output(self):
self.stubs.Set(compute_api.API,
'get_console_output',
fake_get_not_found)
res = self._get_response()
self.assertEqual(404, res.status_int)
def _get_console_output_bad_request_case(self, body):
req = fakes.HTTPRequest.blank(self.action_url)
req.method = "POST"
req.body = jsonutils.dumps(body)
req.headers["content-type"] = "application/json"
res = req.get_response(self.app)
self.assertEqual(400, res.status_int)
def test_get_console_output_with_non_integer_length(self):
body = {'os-getConsoleOutput': {'length': 'NaN'}}
self._get_console_output_bad_request_case(body)
def test_get_text_console_bad_body(self):
body = {}
self._get_console_output_bad_request_case(body)
def test_get_console_output_with_length_as_float(self):
body = {'os-getConsoleOutput': {'length': 2.5}}
self._get_console_output_bad_request_case(body)
def test_get_console_output_not_ready(self):
self.stubs.Set(compute_api.API, 'get_console_output',
fake_get_console_output_not_ready)
res = self._get_response(length_dict={'length': 3})
self.assertEqual(409, res.status_int)
def test_not_implemented(self):
self.stubs.Set(compute_api.API, 'get_console_output',
fakes.fake_not_implemented)
res = self._get_response()
self.assertEqual(501, res.status_int)
def test_get_console_output_with_boolean_length(self):
res = self._get_response(length_dict={'length': True})
self.assertEqual(400, res.status_int)
class ConsoleOutputExtensionTestV2(ConsoleOutputExtensionTestV21):
need_osapi_compute_extension = True
def _get_app(self):
self.flags(osapi_compute_extension=[
'nova.api.openstack.compute.contrib.select_extensions'],
osapi_compute_ext_list=['Console_output'])
return fakes.wsgi_app(init_only=('servers',))
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