290 lines
13 KiB
Python
290 lines
13 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
|
|
#
|
|
# Copyright 2013 New Dream Network, LLC (DreamHost)
|
|
#
|
|
# 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.
|
|
#
|
|
# @author: Mark McClain, DreamHost
|
|
|
|
import contextlib
|
|
import mock
|
|
|
|
from quantum.common import exceptions
|
|
from quantum.plugins.services.agent_loadbalancer.drivers.haproxy import (
|
|
namespace_driver
|
|
)
|
|
from quantum.tests import base
|
|
|
|
|
|
class TestHaproxyNSDriver(base.BaseTestCase):
|
|
def setUp(self):
|
|
super(TestHaproxyNSDriver, self).setUp()
|
|
|
|
self.vif_driver = mock.Mock()
|
|
self.vip_plug_callback = mock.Mock()
|
|
|
|
self.driver = namespace_driver.HaproxyNSDriver(
|
|
'sudo',
|
|
'/the/path',
|
|
self.vif_driver,
|
|
self.vip_plug_callback
|
|
)
|
|
|
|
self.fake_config = {
|
|
'pool': {'id': 'pool_id'},
|
|
'vip': {'id': 'vip_id', 'port': {'id': 'port_id'}}
|
|
}
|
|
|
|
def test_create(self):
|
|
with mock.patch.object(self.driver, '_plug') as plug:
|
|
with mock.patch.object(self.driver, '_spawn') as spawn:
|
|
self.driver.create(self.fake_config)
|
|
|
|
plug.assert_called_once_with(
|
|
'qlbaas-pool_id', {'id': 'port_id'}
|
|
)
|
|
spawn.assert_called_once_with(self.fake_config)
|
|
|
|
def test_update(self):
|
|
with contextlib.nested(
|
|
mock.patch.object(self.driver, '_get_state_file_path'),
|
|
mock.patch.object(self.driver, '_spawn'),
|
|
mock.patch('__builtin__.open')
|
|
) as (gsp, spawn, mock_open):
|
|
mock_open.return_value = ['5']
|
|
|
|
self.driver.update(self.fake_config)
|
|
|
|
mock_open.assert_called_once_with(gsp.return_value, 'r')
|
|
spawn.assert_called_once_with(self.fake_config, ['-sf', '5'])
|
|
|
|
def test_spawn(self):
|
|
with contextlib.nested(
|
|
mock.patch.object(namespace_driver.hacfg, 'save_config'),
|
|
mock.patch.object(self.driver, '_get_state_file_path'),
|
|
mock.patch('quantum.agent.linux.ip_lib.IPWrapper')
|
|
) as (mock_save, gsp, ip_wrap):
|
|
gsp.side_effect = lambda x, y: y
|
|
|
|
self.driver._spawn(self.fake_config)
|
|
|
|
mock_save.assert_called_once_with('conf', self.fake_config, 'sock')
|
|
cmd = ['haproxy', '-f', 'conf', '-p', 'pid']
|
|
ip_wrap.assert_has_calls([
|
|
mock.call('sudo', 'qlbaas-pool_id'),
|
|
mock.call().netns.execute(cmd)
|
|
])
|
|
|
|
def test_destroy(self):
|
|
with contextlib.nested(
|
|
mock.patch.object(self.driver, '_get_state_file_path'),
|
|
mock.patch.object(namespace_driver, 'kill_pids_in_file'),
|
|
mock.patch.object(self.driver, '_unplug'),
|
|
mock.patch('quantum.agent.linux.ip_lib.IPWrapper'),
|
|
mock.patch('os.path.isdir'),
|
|
mock.patch('shutil.rmtree')
|
|
) as (gsp, kill, unplug, ip_wrap, isdir, rmtree):
|
|
gsp.side_effect = lambda x, y: '/pool/' + y
|
|
|
|
self.driver.pool_to_port_id['pool_id'] = 'port_id'
|
|
isdir.return_value = True
|
|
|
|
self.driver.destroy('pool_id')
|
|
|
|
kill.assert_called_once_with('sudo', '/pool/pid')
|
|
unplug.assert_called_once_with('qlbaas-pool_id', 'port_id')
|
|
isdir.called_once_with('/pool')
|
|
rmtree.assert_called_once_with('/pool')
|
|
ip_wrap.assert_has_calls([
|
|
mock.call('sudo', 'qlbaas-pool_id'),
|
|
mock.call().garbage_collect_namespace()
|
|
])
|
|
|
|
def test_exists(self):
|
|
with contextlib.nested(
|
|
mock.patch.object(self.driver, '_get_state_file_path'),
|
|
mock.patch('quantum.agent.linux.ip_lib.IPWrapper'),
|
|
mock.patch('socket.socket'),
|
|
mock.patch('os.path.exists'),
|
|
) as (gsp, ip_wrap, socket, path_exists):
|
|
gsp.side_effect = lambda x, y: '/pool/' + y
|
|
|
|
ip_wrap.return_value.netns.exists.return_value = True
|
|
path_exists.return_value = True
|
|
|
|
self.driver.exists('pool_id')
|
|
|
|
ip_wrap.assert_has_calls([
|
|
mock.call('sudo'),
|
|
mock.call().netns.exists('qlbaas-pool_id')
|
|
])
|
|
|
|
self.assertTrue(self.driver.exists('pool_id'))
|
|
|
|
def test_get_stats(self):
|
|
raw_stats = ('# pxname,svname,qcur,qmax,scur,smax,slim,stot,bin,bout,'
|
|
'dreq,dresp,ereq,econ,eresp,wretr,wredis,status,weight,'
|
|
'act,bck,chkfail,chkdown,lastchg,downtime,qlimit,pid,iid,'
|
|
'sid,throttle,lbtot,tracked,type,rate,rate_lim,rate_max,'
|
|
'check_status,check_code,check_duration,hrsp_1xx,'
|
|
'hrsp_2xx,hrsp_3xx,hrsp_4xx,hrsp_5xx,hrsp_other,hanafail,'
|
|
'req_rate,req_rate_max,req_tot,cli_abrt,srv_abrt,\n'
|
|
'8e271901-69ed-403e-a59b-f53cf77ef208,BACKEND,1,2,3,4,0,'
|
|
'10,7764,2365,0,0,,0,0,0,0,UP,1,1,0,,0,103780,0,,1,2,0,,0'
|
|
',,1,0,,0,,,,0,0,0,0,0,0,,,,,0,0,\n\n')
|
|
raw_stats_empty = ('# pxname,svname,qcur,qmax,scur,smax,slim,stot,bin,'
|
|
'bout,dreq,dresp,ereq,econ,eresp,wretr,wredis,'
|
|
'status,weight,act,bck,chkfail,chkdown,lastchg,'
|
|
'downtime,qlimit,pid,iid,sid,throttle,lbtot,'
|
|
'tracked,type,rate,rate_lim,rate_max,check_status,'
|
|
'check_code,check_duration,hrsp_1xx,hrsp_2xx,'
|
|
'hrsp_3xx,hrsp_4xx,hrsp_5xx,hrsp_other,hanafail,'
|
|
'req_rate,req_rate_max,req_tot,cli_abrt,srv_abrt,'
|
|
'\n')
|
|
with contextlib.nested(
|
|
mock.patch.object(self.driver, '_get_state_file_path'),
|
|
mock.patch('socket.socket'),
|
|
mock.patch('os.path.exists'),
|
|
) as (gsp, socket, path_exists):
|
|
gsp.side_effect = lambda x, y: '/pool/' + y
|
|
path_exists.return_value = True
|
|
socket.return_value = socket
|
|
socket.recv.return_value = raw_stats
|
|
|
|
exp_stats = {'CONNECTION_ERRORS': '0',
|
|
'CURRENT_CONNECTIONS': '1',
|
|
'CURRENT_SESSIONS': '3',
|
|
'IN_BYTES': '7764',
|
|
'MAX_CONNECTIONS': '2',
|
|
'MAX_SESSIONS': '4',
|
|
'OUT_BYTES': '2365',
|
|
'RESPONSE_ERRORS': '0',
|
|
'TOTAL_SESSIONS': '10'}
|
|
stats = self.driver.get_stats('pool_id')
|
|
self.assertEqual(exp_stats, stats)
|
|
|
|
socket.recv.return_value = raw_stats_empty
|
|
self.assertEqual({}, self.driver.get_stats('pool_id'))
|
|
|
|
path_exists.return_value = False
|
|
socket.reset_mock()
|
|
self.assertEqual({}, self.driver.get_stats('pool_id'))
|
|
self.assertFalse(socket.called)
|
|
|
|
def test_plug(self):
|
|
test_port = {'id': 'port_id',
|
|
'network_id': 'net_id',
|
|
'mac_address': 'mac_addr',
|
|
'fixed_ips': [{'ip_address': '10.0.0.2',
|
|
'subnet': {'cidr': '10.0.0.0/24',
|
|
'gateway_ip': '10.0.0.1'}}]}
|
|
with contextlib.nested(
|
|
mock.patch('quantum.agent.linux.ip_lib.device_exists'),
|
|
mock.patch('netaddr.IPNetwork'),
|
|
mock.patch('quantum.agent.linux.ip_lib.IPWrapper'),
|
|
) as (dev_exists, ip_net, ip_wrap):
|
|
self.vif_driver.get_device_name.return_value = 'test_interface'
|
|
dev_exists.return_value = False
|
|
ip_net.return_value = ip_net
|
|
ip_net.prefixlen = 24
|
|
|
|
self.driver._plug('test_ns', test_port)
|
|
self.vip_plug_callback.assert_called_once_with('plug', test_port)
|
|
self.assertTrue(dev_exists.called)
|
|
self.vif_driver.plug.assert_called_once_with('net_id', 'port_id',
|
|
'test_interface',
|
|
'mac_addr',
|
|
namespace='test_ns')
|
|
self.vif_driver.init_l3.assert_called_once_with('test_interface',
|
|
['10.0.0.2/24'],
|
|
namespace=
|
|
'test_ns')
|
|
cmd = ['route', 'add', 'default', 'gw', '10.0.0.1']
|
|
ip_wrap.assert_has_calls([
|
|
mock.call('sudo', namespace='test_ns'),
|
|
mock.call().netns.execute(cmd, check_exit_code=False),
|
|
])
|
|
|
|
dev_exists.return_value = True
|
|
self.assertRaises(exceptions.PreexistingDeviceFailure,
|
|
self.driver._plug, 'test_ns', test_port, False)
|
|
|
|
def test_plug_no_gw(self):
|
|
test_port = {'id': 'port_id',
|
|
'network_id': 'net_id',
|
|
'mac_address': 'mac_addr',
|
|
'fixed_ips': [{'ip_address': '10.0.0.2',
|
|
'subnet': {'cidr': '10.0.0.0/24'}}]}
|
|
with contextlib.nested(
|
|
mock.patch('quantum.agent.linux.ip_lib.device_exists'),
|
|
mock.patch('netaddr.IPNetwork'),
|
|
mock.patch('quantum.agent.linux.ip_lib.IPWrapper'),
|
|
) as (dev_exists, ip_net, ip_wrap):
|
|
self.vif_driver.get_device_name.return_value = 'test_interface'
|
|
dev_exists.return_value = False
|
|
ip_net.return_value = ip_net
|
|
ip_net.prefixlen = 24
|
|
|
|
self.driver._plug('test_ns', test_port)
|
|
self.vip_plug_callback.assert_called_once_with('plug', test_port)
|
|
self.assertTrue(dev_exists.called)
|
|
self.vif_driver.plug.assert_called_once_with('net_id', 'port_id',
|
|
'test_interface',
|
|
'mac_addr',
|
|
namespace='test_ns')
|
|
self.vif_driver.init_l3.assert_called_once_with('test_interface',
|
|
['10.0.0.2/24'],
|
|
namespace=
|
|
'test_ns')
|
|
self.assertFalse(ip_wrap.called)
|
|
dev_exists.return_value = True
|
|
self.assertRaises(exceptions.PreexistingDeviceFailure,
|
|
self.driver._plug, 'test_ns', test_port, False)
|
|
|
|
def test_unplug(self):
|
|
self.vif_driver.get_device_name.return_value = 'test_interface'
|
|
|
|
self.driver._unplug('test_ns', 'port_id')
|
|
self.vip_plug_callback.assert_called_once_with('unplug',
|
|
{'id': 'port_id'})
|
|
self.vif_driver.unplug('test_interface', namespace='test_ns')
|
|
|
|
def test_kill_pids_in_file(self):
|
|
with contextlib.nested(
|
|
mock.patch('os.path.exists'),
|
|
mock.patch('__builtin__.open'),
|
|
mock.patch('quantum.agent.linux.utils.execute')
|
|
) as (path_exists, mock_open, mock_execute):
|
|
file_mock = mock.MagicMock()
|
|
mock_open.return_value = file_mock
|
|
file_mock.__enter__.return_value = file_mock
|
|
file_mock.__iter__.return_value = iter(['123'])
|
|
|
|
path_exists.return_value = False
|
|
namespace_driver.kill_pids_in_file('sudo', 'test_path')
|
|
path_exists.assert_called_once_with('test_path')
|
|
self.assertFalse(mock_open.called)
|
|
self.assertFalse(mock_execute.called)
|
|
|
|
path_exists.return_value = True
|
|
mock_execute.side_effect = RuntimeError
|
|
namespace_driver.kill_pids_in_file('sudo', 'test_path')
|
|
mock_execute.assert_called_once_with(
|
|
['kill', '-9', '123'], 'sudo')
|
|
|
|
def test_get_state_file_path(self):
|
|
with mock.patch('os.makedirs') as mkdir:
|
|
path = self.driver._get_state_file_path('pool_id', 'conf')
|
|
self.assertEqual('/the/path/pool_id/conf', path)
|
|
mkdir.assert_called_once_with('/the/path/pool_id', 0755)
|