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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2010 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# 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.
"""Unit tests for the API endpoint"""
import boto
from boto.ec2 import regioninfo
import httplib
import random
import StringIO
import webob
from nova import context
from nova import flags
from nova import test
from nova import api
from nova.api.ec2 import cloud
from nova.api.ec2 import apirequest
from nova.auth import manager
FLAGS = flags.FLAGS
FLAGS.FAKE_subdomain = 'ec2'
class FakeHttplibSocket(object):
"""a fake socket implementation for httplib.HTTPResponse, trivial"""
def __init__(self, response_string):
self._buffer = StringIO.StringIO(response_string)
def makefile(self, _mode, _other):
"""Returns the socket's internal buffer"""
return self._buffer
class FakeHttplibConnection(object):
"""A fake httplib.HTTPConnection for boto to use
requests made via this connection actually get translated and routed into
our WSGI app, we then wait for the response and turn it back into
the httplib.HTTPResponse that boto expects.
"""
def __init__(self, app, host, is_secure=False):
self.app = app
self.host = host
def request(self, method, path, data, headers):
req = webob.Request.blank(path)
req.method = method
req.body = data
req.headers = headers
req.headers['Accept'] = 'text/html'
req.host = self.host
# Call the WSGI app, get the HTTP response
resp = str(req.get_response(self.app))
# For some reason, the response doesn't have "HTTP/1.0 " prepended; I
# guess that's a function the web server usually provides.
resp = "HTTP/1.0 %s" % resp
sock = FakeHttplibSocket(resp)
self.http_response = httplib.HTTPResponse(sock)
self.http_response.begin()
def getresponse(self):
return self.http_response
def close(self):
"""Required for compatibility with boto/tornado"""
pass
class XmlConversionTestCase(test.BaseTestCase):
"""Unit test api xml conversion"""
def test_number_conversion(self):
conv = apirequest._try_convert
self.assertEqual(conv('None'), None)
self.assertEqual(conv('True'), True)
self.assertEqual(conv('False'), False)
self.assertEqual(conv('0'), 0)
self.assertEqual(conv('42'), 42)
self.assertEqual(conv('3.14'), 3.14)
self.assertEqual(conv('-57.12'), -57.12)
self.assertEqual(conv('0x57'), 0x57)
self.assertEqual(conv('-0x57'), -0x57)
self.assertEqual(conv('-'), '-')
self.assertEqual(conv('-0'), 0)
class ApiEc2TestCase(test.BaseTestCase):
"""Unit test for the cloud controller on an EC2 API"""
def setUp(self):
super(ApiEc2TestCase, self).setUp()
self.manager = manager.AuthManager()
self.host = '127.0.0.1'
self.app = api.API()
def expect_http(self, host=None, is_secure=False):
"""Returns a new EC2 connection"""
self.ec2 = boto.connect_ec2(
aws_access_key_id='fake',
aws_secret_access_key='fake',
is_secure=False,
region=regioninfo.RegionInfo(None, 'test', self.host),
port=8773,
path='/services/Cloud')
self.mox.StubOutWithMock(self.ec2, 'new_http_connection')
http = FakeHttplibConnection(
self.app, '%s:8773' % (self.host), False)
# pylint: disable-msg=E1103
self.ec2.new_http_connection(host, is_secure).AndReturn(http)
return http
def test_describe_instances(self):
"""Test that, after creating a user and a project, the describe
instances call to the API works properly"""
self.expect_http()
self.mox.ReplayAll()
user = self.manager.create_user('fake', 'fake', 'fake')
project = self.manager.create_project('fake', 'fake', 'fake')
self.assertEqual(self.ec2.get_all_instances(), [])
self.manager.delete_project(project)
self.manager.delete_user(user)
def test_get_all_key_pairs(self):
"""Test that, after creating a user and project and generating
a key pair, that the API call to list key pairs works properly"""
self.expect_http()
self.mox.ReplayAll()
keyname = "".join(random.choice("sdiuisudfsdcnpaqwertasd") \
for x in range(random.randint(4, 8)))
user = self.manager.create_user('fake', 'fake', 'fake')
project = self.manager.create_project('fake', 'fake', 'fake')
# NOTE(vish): create depends on pool, so call helper directly
cloud._gen_key(context.get_admin_context(), user.id, keyname)
rv = self.ec2.get_all_key_pairs()
results = [k for k in rv if k.name == keyname]
self.assertEquals(len(results), 1)
self.manager.delete_project(project)
self.manager.delete_user(user)
def test_get_all_security_groups(self):
"""Test that we can retrieve security groups"""
self.expect_http()
self.mox.ReplayAll()
user = self.manager.create_user('fake', 'fake', 'fake', admin=True)
project = self.manager.create_project('fake', 'fake', 'fake')
rv = self.ec2.get_all_security_groups()
self.assertEquals(len(rv), 1)
self.assertEquals(rv[0].name, 'default')
self.manager.delete_project(project)
self.manager.delete_user(user)
def test_create_delete_security_group(self):
"""Test that we can create a security group"""
self.expect_http()
self.mox.ReplayAll()
user = self.manager.create_user('fake', 'fake', 'fake', admin=True)
project = self.manager.create_project('fake', 'fake', 'fake')
# At the moment, you need both of these to actually be netadmin
self.manager.add_role('fake', 'netadmin')
project.add_role('fake', 'netadmin')
security_group_name = "".join(random.choice("sdiuisudfsdcnpaqwertasd") \
for x in range(random.randint(4, 8)))
self.ec2.create_security_group(security_group_name, 'test group')
self.expect_http()
self.mox.ReplayAll()
rv = self.ec2.get_all_security_groups()
self.assertEquals(len(rv), 2)
self.assertTrue(security_group_name in [group.name for group in rv])
self.expect_http()
self.mox.ReplayAll()
self.ec2.delete_security_group(security_group_name)
self.manager.delete_project(project)
self.manager.delete_user(user)
def test_authorize_revoke_security_group_cidr(self):
"""
Test that we can add and remove CIDR based rules
to a security group
"""
self.expect_http()
self.mox.ReplayAll()
user = self.manager.create_user('fake', 'fake', 'fake')
project = self.manager.create_project('fake', 'fake', 'fake')
# At the moment, you need both of these to actually be netadmin
self.manager.add_role('fake', 'netadmin')
project.add_role('fake', 'netadmin')
security_group_name = "".join(random.choice("sdiuisudfsdcnpaqwertasd") \
for x in range(random.randint(4, 8)))
group = self.ec2.create_security_group(security_group_name, 'test group')
self.expect_http()
self.mox.ReplayAll()
group.connection = self.ec2
group.authorize('tcp', 80, 81, '0.0.0.0/0')
self.expect_http()
self.mox.ReplayAll()
rv = self.ec2.get_all_security_groups()
# I don't bother checkng that we actually find it here,
# because the create/delete unit test further up should
# be good enough for that.
for group in rv:
if group.name == security_group_name:
self.assertEquals(len(group.rules), 1)
self.assertEquals(int(group.rules[0].from_port), 80)
self.assertEquals(int(group.rules[0].to_port), 81)
self.assertEquals(len(group.rules[0].grants), 1)
self.assertEquals(str(group.rules[0].grants[0]), '0.0.0.0/0')
self.expect_http()
self.mox.ReplayAll()
group.connection = self.ec2
group.revoke('tcp', 80, 81, '0.0.0.0/0')
self.expect_http()
self.mox.ReplayAll()
self.ec2.delete_security_group(security_group_name)
self.expect_http()
self.mox.ReplayAll()
group.connection = self.ec2
rv = self.ec2.get_all_security_groups()
self.assertEqual(len(rv), 1)
self.assertEqual(rv[0].name, 'default')
self.manager.delete_project(project)
self.manager.delete_user(user)
return
def test_authorize_revoke_security_group_foreign_group(self):
"""
Test that we can grant and revoke another security group access
to a security group
"""
self.expect_http()
self.mox.ReplayAll()
user = self.manager.create_user('fake', 'fake', 'fake', admin=True)
project = self.manager.create_project('fake', 'fake', 'fake')
# At the moment, you need both of these to actually be netadmin
self.manager.add_role('fake', 'netadmin')
project.add_role('fake', 'netadmin')
security_group_name = "".join(random.choice("sdiuisudfsdcnpaqwertasd") \
for x in range(random.randint(4, 8)))
other_security_group_name = "".join(random.choice("sdiuisudfsdcnpaqwertasd") \
for x in range(random.randint(4, 8)))
group = self.ec2.create_security_group(security_group_name, 'test group')
self.expect_http()
self.mox.ReplayAll()
other_group = self.ec2.create_security_group(other_security_group_name,
'some other group')
self.expect_http()
self.mox.ReplayAll()
group.connection = self.ec2
group.authorize(src_group=other_group)
self.expect_http()
self.mox.ReplayAll()
rv = self.ec2.get_all_security_groups()
# I don't bother checkng that we actually find it here,
# because the create/delete unit test further up should
# be good enough for that.
for group in rv:
if group.name == security_group_name:
self.assertEquals(len(group.rules), 1)
self.assertEquals(len(group.rules[0].grants), 1)
self.assertEquals(str(group.rules[0].grants[0]),
'%s-%s' % (other_security_group_name, 'fake'))
self.expect_http()
self.mox.ReplayAll()
rv = self.ec2.get_all_security_groups()
for group in rv:
if group.name == security_group_name:
self.expect_http()
self.mox.ReplayAll()
group.connection = self.ec2
group.revoke(src_group=other_group)
self.expect_http()
self.mox.ReplayAll()
self.ec2.delete_security_group(security_group_name)
self.manager.delete_project(project)
self.manager.delete_user(user)
return
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