charm-neutron-api/unit_tests/test_neutron_api_utils.py

286 lines
11 KiB
Python

from mock import MagicMock, patch, call
from collections import OrderedDict
from copy import deepcopy
import charmhelpers.contrib.openstack.templating as templating
templating.OSConfigRenderer = MagicMock()
with patch('charmhelpers.core.hookenv.config') as config:
config.return_value = 'neutron'
import neutron_api_utils as nutils
from test_utils import (
CharmTestCase,
patch_open,
)
import charmhelpers.core.hookenv as hookenv
TO_PATCH = [
'apt_install',
'apt_update',
'apt_upgrade',
'b64encode',
'config',
'configure_installation_source',
'get_os_codename_install_source',
'log',
'neutron_plugin_attribute',
'os_release',
]
openstack_origin_git = \
"""repositories:
- {name: requirements,
repository: 'git://git.openstack.org/openstack/requirements',
branch: stable/juno}
- {name: neutron,
repository: 'git://git.openstack.org/openstack/neutron',
branch: stable/juno}"""
def _mock_npa(plugin, attr, net_manager=None):
plugins = {
'ovs': {
'config': '/etc/neutron/plugins/ml2/ml2_conf.ini',
'driver': 'neutron.plugins.ml2.plugin.Ml2Plugin',
'contexts': [],
'services': ['neutron-plugin-openvswitch-agent'],
'packages': [['neutron-plugin-openvswitch-agent']],
'server_packages': ['neutron-server',
'neutron-plugin-ml2'],
'server_services': ['neutron-server']
},
}
return plugins[plugin][attr]
class TestNeutronAPIUtils(CharmTestCase):
def setUp(self):
super(TestNeutronAPIUtils, self).setUp(nutils, TO_PATCH)
self.config.side_effect = self.test_config.get
self.test_config.set('region', 'region101')
self.neutron_plugin_attribute.side_effect = _mock_npa
self.os_release.side_effect = 'trusty'
def tearDown(self):
# Reset cached cache
hookenv.cache = {}
def test_api_port(self):
port = nutils.api_port('neutron-server')
self.assertEqual(port, nutils.API_PORTS['neutron-server'])
@patch.object(nutils, 'git_install_requested')
def test_determine_packages(self, git_requested):
git_requested.return_value = False
pkg_list = nutils.determine_packages()
expect = deepcopy(nutils.BASE_PACKAGES)
expect.extend(['neutron-server', 'neutron-plugin-ml2'])
self.assertItemsEqual(pkg_list, expect)
@patch.object(nutils, 'git_install_requested')
def test_determine_packages_kilo(self, git_requested):
git_requested.return_value = False
self.get_os_codename_install_source.return_value = 'kilo'
pkg_list = nutils.determine_packages()
expect = deepcopy(nutils.BASE_PACKAGES)
expect.extend(['neutron-server', 'neutron-plugin-ml2'])
expect.extend(nutils.KILO_PACKAGES)
self.assertItemsEqual(pkg_list, expect)
def test_determine_ports(self):
port_list = nutils.determine_ports()
self.assertItemsEqual(port_list, [9696])
@patch('os.path.exists')
def test_resource_map(self, _path_exists):
_path_exists.return_value = False
_map = nutils.resource_map()
confs = [nutils.NEUTRON_CONF, nutils.NEUTRON_DEFAULT,
nutils.APACHE_CONF]
[self.assertIn(q_conf, _map.keys()) for q_conf in confs]
self.assertTrue(nutils.APACHE_24_CONF not in _map.keys())
@patch('os.path.exists')
def test_resource_map_apache24(self, _path_exists):
_path_exists.return_value = True
_map = nutils.resource_map()
confs = [nutils.NEUTRON_CONF, nutils.NEUTRON_DEFAULT,
nutils.APACHE_24_CONF]
[self.assertIn(q_conf, _map.keys()) for q_conf in confs]
self.assertTrue(nutils.APACHE_CONF not in _map.keys())
@patch('os.path.exists')
def test_restart_map(self, mock_path_exists):
mock_path_exists.return_value = False
_restart_map = nutils.restart_map()
ML2CONF = "/etc/neutron/plugins/ml2/ml2_conf.ini"
expect = OrderedDict([
(nutils.NEUTRON_CONF, {
'services': ['neutron-server'],
}),
(nutils.NEUTRON_DEFAULT, {
'services': ['neutron-server'],
}),
(ML2CONF, {
'services': ['neutron-server'],
}),
(nutils.APACHE_CONF, {
'services': ['apache2'],
}),
(nutils.HAPROXY_CONF, {
'services': ['haproxy'],
}),
])
self.assertItemsEqual(_restart_map, expect)
@patch('os.path.exists')
def test_register_configs(self, mock_path_exists):
mock_path_exists.return_value = False
class _mock_OSConfigRenderer():
def __init__(self, templates_dir=None, openstack_release=None):
self.configs = []
self.ctxts = []
def register(self, config, ctxt):
self.configs.append(config)
self.ctxts.append(ctxt)
templating.OSConfigRenderer.side_effect = _mock_OSConfigRenderer
_regconfs = nutils.register_configs()
confs = ['/etc/neutron/neutron.conf',
'/etc/default/neutron-server',
'/etc/neutron/plugins/ml2/ml2_conf.ini',
'/etc/apache2/sites-available/openstack_https_frontend',
'/etc/haproxy/haproxy.cfg']
self.assertItemsEqual(_regconfs.configs, confs)
@patch('os.path.isfile')
def test_keystone_ca_cert_b64_no_cert_file(self, _isfile):
_isfile.return_value = False
cert = nutils.keystone_ca_cert_b64()
self.assertEquals(cert, None)
@patch('os.path.isfile')
def test_keystone_ca_cert_b64(self, _isfile):
_isfile.return_value = True
with patch_open() as (_open, _file):
nutils.keystone_ca_cert_b64()
self.assertTrue(self.b64encode.called)
@patch.object(nutils, 'git_install_requested')
def test_do_openstack_upgrade(self, git_requested):
git_requested.return_value = False
self.config.side_effect = self.test_config.get
self.test_config.set('openstack-origin', 'cloud:trusty-juno')
self.os_release.side_effect = 'icehouse'
self.get_os_codename_install_source.return_value = 'juno'
configs = MagicMock()
nutils.do_openstack_upgrade(configs)
self.log.assert_called()
self.configure_installation_source.assert_called_with(
'cloud:trusty-juno'
)
self.apt_update.assert_called_with(fatal=True)
dpkg_opts = [
'--option', 'Dpkg::Options::=--force-confnew',
'--option', 'Dpkg::Options::=--force-confdef',
]
self.apt_upgrade.assert_called_with(options=dpkg_opts,
fatal=True,
dist=True)
pkgs = nutils.determine_packages()
pkgs.sort()
self.apt_install.assert_called_with(packages=pkgs,
options=dpkg_opts,
fatal=True)
configs.set_release.assert_called_with(openstack_release='juno')
@patch.object(nutils, 'git_install_requested')
@patch.object(nutils, 'git_clone_and_install')
@patch.object(nutils, 'git_post_install')
@patch.object(nutils, 'git_pre_install')
def test_git_install(self, git_pre, git_post, git_clone_and_install,
git_requested):
projects_yaml = openstack_origin_git
git_requested.return_value = True
nutils.git_install(projects_yaml)
self.assertTrue(git_pre.called)
git_clone_and_install.assert_called_with(openstack_origin_git,
core_project='neutron')
self.assertTrue(git_post.called)
@patch.object(nutils, 'mkdir')
@patch.object(nutils, 'write_file')
@patch.object(nutils, 'add_user_to_group')
@patch.object(nutils, 'add_group')
@patch.object(nutils, 'adduser')
def test_git_pre_install(self, adduser, add_group, add_user_to_group,
write_file, mkdir):
nutils.git_pre_install()
adduser.assert_called_with('neutron', shell='/bin/bash',
system_user=True)
add_group.assert_called_with('neutron', system_group=True)
add_user_to_group.assert_called_with('neutron', 'neutron')
expected = [
call('/etc/neutron', owner='neutron',
group='neutron', perms=0700, force=False),
call('/etc/neutron/rootwrap.d', owner='neutron',
group='neutron', perms=0700, force=False),
call('/etc/neutron/plugins', owner='neutron',
group='neutron', perms=0700, force=False),
call('/etc/neutron/plugins/ml2', owner='neutron',
group='neutron', perms=0700, force=False),
call('/var/lib/neutron', owner='neutron',
group='neutron', perms=0700, force=False),
call('/var/lib/neutron/lock', owner='neutron',
group='neutron', perms=0700, force=False),
call('/var/log/neutron', owner='neutron',
group='neutron', perms=0700, force=False),
]
self.assertEquals(mkdir.call_args_list, expected)
expected = [
call('/var/log/neutron/server.log', '', owner='neutron',
group='neutron', perms=0600),
]
self.assertEquals(write_file.call_args_list, expected)
@patch.object(nutils, 'git_src_dir')
@patch.object(nutils, 'service_restart')
@patch.object(nutils, 'render')
@patch('os.path.join')
@patch('shutil.copyfile')
def test_git_post_install(self, copyfile, join, render, service_restart,
git_src_dir):
projects_yaml = openstack_origin_git
join.return_value = 'joined-string'
nutils.git_post_install(projects_yaml)
expected = [
call('joined-string', '/etc/neutron/api-paste.ini'),
call('joined-string', '/etc/neutron/rootwrap.d/debug.filters'),
call('joined-string', '/etc/neutron/policy.json'),
call('joined-string', '/etc/neutron/rootwrap.conf'),
]
copyfile.assert_has_calls(expected, any_order=True)
neutron_api_context = {
'service_description': 'Neutron API server',
'charm_name': 'neutron-api',
'process_name': 'neutron-server',
}
expected = [
call('git/neutron_sudoers', '/etc/sudoers.d/neutron_sudoers', {},
perms=0o440),
call('git/upstart/neutron-server.upstart',
'/etc/init/neutron-server.conf',
neutron_api_context, perms=0o644),
]
self.assertEquals(render.call_args_list, expected)
expected = [
call('neutron-server'),
]
self.assertEquals(service_restart.call_args_list, expected)