cinder/cinder/tests/unit/zonemanager/test_cisco_fc_zone_client_c...

331 lines
14 KiB
Python

# (c) Copyright 2014 Cisco Systems Inc.
# 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 Cisco fc zone client cli."""
import time
from unittest import mock
from oslo_concurrency import processutils
from cinder.tests.unit import test
from cinder.zonemanager.drivers.cisco \
import cisco_fc_zone_client_cli as cli
from cinder.zonemanager.drivers.cisco import exception as c_exception
import cinder.zonemanager.drivers.cisco.fc_zone_constants as ZoneConstant
nsshow = '20:1a:00:05:1e:e8:e3:29'
switch_data = ['VSAN 303\n',
'----------------------------------------------------------\n',
'FCID TYPE PWWN (VENDOR) FC4-TYPE:FEATURE\n',
'----------------------------------------------------------\n',
'0x030001 N 20:1a:00:05:1e:e8:e3:29 (Cisco) ipfc\n',
'0x030101 NL 10:00:00:00:77:99:60:2c (Interphase)\n',
'0x030200 NL 10:00:00:49:c9:28:c7:01\n']
cfgactv = ['zoneset name OpenStack_Cfg vsan 303\n',
'zone name openstack50060b0000c26604201900051ee8e329 vsan 303\n',
'pwwn 50:06:0b:00:00:c2:66:04\n',
'pwwn 20:19:00:05:1e:e8:e3:29\n']
active_zoneset = {
'zones': {
'openstack50060b0000c26604201900051ee8e329':
['50:06:0b:00:00:c2:66:04', '20:19:00:05:1e:e8:e3:29']},
'active_zone_config': 'OpenStack_Cfg'}
zoning_status_data_basic = [
'VSAN: 303 default-zone: deny distribute: active only Interop: default\n',
' mode: basic merge-control: allow\n',
' session: none\n',
' hard-zoning: enabled broadcast: unsupported\n',
' smart-zoning: disabled\n',
' rscn-format: fabric-address\n',
'Default zone:\n',
' qos: none broadcast: unsupported ronly: unsupported\n',
'Full Zoning Database :\n',
' DB size: 220 bytes\n',
' Zonesets:2 Zones:2 Aliases: 0\n',
'Active Zoning Database :\n',
' DB size: 80 bytes\n',
' Name: test-zs-test Zonesets:1 Zones:1\n',
'Status:\n']
zoning_status_basic = {'mode': 'basic', 'session': 'none'}
zoning_status_data_enhanced_nosess = [
'VSAN: 303 default-zone: deny distribute: active only Interop: default\n',
' mode: enhanced merge-control: allow\n',
' session: none\n',
' hard-zoning: enabled broadcast: unsupported\n',
' smart-zoning: disabled\n',
' rscn-format: fabric-address\n',
'Default zone:\n',
' qos: none broadcast: unsupported ronly: unsupported\n',
'Full Zoning Database :\n',
' DB size: 220 bytes\n',
' Zonesets:2 Zones:2 Aliases: 0\n',
'Active Zoning Database :\n',
' DB size: 80 bytes\n',
' Name: test-zs-test Zonesets:1 Zones:1\n',
'Status:\n']
zoning_status_enhanced_nosess = {'mode': 'enhanced', 'session': 'none'}
zoning_status_data_enhanced_sess = [
'VSAN: 303 default-zone: deny distribute: active only Interop: default\n',
' mode: enhanced merge-control: allow\n',
' session: otherthannone\n',
' hard-zoning: enabled broadcast: unsupported\n',
' smart-zoning: disabled\n',
' rscn-format: fabric-address\n',
'Default zone:\n',
' qos: none broadcast: unsupported ronly: unsupported\n',
'Full Zoning Database :\n',
' DB size: 220 bytes\n',
' Zonesets:2 Zones:2 Aliases: 0\n',
'Active Zoning Database :\n',
' DB size: 80 bytes\n',
' Name: test-zs-test Zonesets:1 Zones:1\n',
'Status:\n']
zoning_status_enhanced_sess = {'mode': 'enhanced', 'session': 'otherthannone'}
active_zoneset_multiple_zones = {
'zones': {
'openstack50060b0000c26604201900051ee8e329':
['50:06:0b:00:00:c2:66:04', '20:19:00:05:1e:e8:e3:29'],
'openstack10000012345678902001009876543210':
['50:06:0b:00:00:c2:66:02', '20:19:00:05:1e:e8:e3:27']},
'active_zone_config': 'OpenStack_Cfg'}
new_zone = {'openstack10000012345678902001009876543210':
['10:00:00:12:34:56:78:90', '20:01:00:98:76:54:32:10']}
new_zones = {'openstack10000012345678902001009876543210':
['10:00:00:12:34:56:78:90', '20:01:00:98:76:54:32:10'],
'openstack10000011111111112001001111111111':
['10:00:00:11:11:11:11:11', '20:01:00:11:11:11:11:11']}
zone_names_to_delete = 'openstack50060b0000c26604201900051ee8e329'
class TestCiscoFCZoneClientCLI(cli.CiscoFCZoneClientCLI, test.TestCase):
def setUp(self):
super(TestCiscoFCZoneClientCLI, self).setUp()
self.fabric_vsan = '303'
# override some of the functions
def __init__(self, *args, **kwargs):
test.TestCase.__init__(self, *args, **kwargs)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_get_switch_info')
def test_get_active_zone_set(self, get_switch_info_mock):
cmd_list = [ZoneConstant.GET_ACTIVE_ZONE_CFG, self.fabric_vsan,
' | no-more']
get_switch_info_mock.return_value = cfgactv
active_zoneset_returned = self.get_active_zone_set()
get_switch_info_mock.assert_called_once_with(cmd_list)
self.assertDictEqual(active_zoneset, active_zoneset_returned)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_run_ssh')
def test_get_active_zone_set_ssh_error(self, run_ssh_mock):
run_ssh_mock.side_effect = processutils.ProcessExecutionError
self.assertRaises(c_exception.CiscoZoningCliException,
self.get_active_zone_set)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_get_switch_info')
def test_get_zoning_status_basic(self, get_zoning_status_mock):
cmd_list = [ZoneConstant.GET_ZONE_STATUS, self.fabric_vsan]
get_zoning_status_mock.return_value = zoning_status_data_basic
zoning_status_returned = self.get_zoning_status()
get_zoning_status_mock.assert_called_once_with(cmd_list)
self.assertDictEqual(zoning_status_basic, zoning_status_returned)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_get_switch_info')
def test_get_zoning_status_enhanced_nosess(self, get_zoning_status_mock):
cmd_list = [ZoneConstant.GET_ZONE_STATUS, self.fabric_vsan]
get_zoning_status_mock.return_value =\
zoning_status_data_enhanced_nosess
zoning_status_returned = self.get_zoning_status()
get_zoning_status_mock.assert_called_once_with(cmd_list)
self.assertDictEqual(zoning_status_enhanced_nosess,
zoning_status_returned)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_get_switch_info')
def test_get_zoning_status_enhanced_sess(self, get_zoning_status_mock):
cmd_list = [ZoneConstant.GET_ZONE_STATUS, self.fabric_vsan]
get_zoning_status_mock.return_value = zoning_status_data_enhanced_sess
zoning_status_returned = self.get_zoning_status()
get_zoning_status_mock.assert_called_once_with(cmd_list)
self.assertDictEqual(zoning_status_enhanced_sess,
zoning_status_returned)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_get_switch_info')
def test_get_nameserver_info(self, get_switch_info_mock):
ns_info_list = []
ns_info_list_expected = ['20:1a:00:05:1e:e8:e3:29']
get_switch_info_mock.return_value = (switch_data)
ns_info_list = self.get_nameserver_info()
self.assertEqual(ns_info_list_expected, ns_info_list)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_run_ssh')
def test_get_nameserver_info_ssh_error(self, run_ssh_mock):
run_ssh_mock.side_effect = processutils.ProcessExecutionError
self.assertRaises(c_exception.CiscoZoningCliException,
self.get_nameserver_info)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_run_ssh')
def test__cfg_save(self, run_ssh_mock):
cmd_list = ['copy', 'running-config', 'startup-config']
self._cfg_save()
run_ssh_mock.assert_called_once_with(cmd_list, True)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_run_ssh')
@mock.patch.object(time, 'sleep')
def test__cfg_save_with_retry(self, mock_sleep, run_ssh_mock):
cmd_list = ['copy', 'running-config', 'startup-config']
run_ssh_mock.side_effect = [
processutils.ProcessExecutionError,
('', None)
]
self._cfg_save()
self.assertEqual(2, run_ssh_mock.call_count)
run_ssh_mock.assert_has_calls([
mock.call(cmd_list, True),
mock.call(cmd_list, True)
])
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_run_ssh')
@mock.patch.object(time, 'sleep')
def test__cfg_save_with_error(self, mock_sleep, run_ssh_mock):
cmd_list = ['copy', 'running-config', 'startup-config']
run_ssh_mock.side_effect = processutils.ProcessExecutionError
self.assertRaises(processutils.ProcessExecutionError, self._cfg_save)
expected_num_calls = 5
expected_calls = []
for i in range(expected_num_calls):
expected_calls.append(mock.call(cmd_list, True))
self.assertEqual(expected_num_calls, run_ssh_mock.call_count)
run_ssh_mock.assert_has_calls(expected_calls)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_run_ssh')
def test__get_switch_info(self, run_ssh_mock):
cmd_list = [ZoneConstant.FCNS_SHOW, self.fabric_vsan]
nsshow_list = [nsshow]
run_ssh_mock.return_value = (Stream(nsshow), Stream())
switch_data = self._get_switch_info(cmd_list)
self.assertEqual(nsshow_list, switch_data)
run_ssh_mock.assert_called_once_with(cmd_list, True)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_ssh_execute')
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_cfg_save')
def test__update_zones_add(self, cfg_save_mock, ssh_execute_mock):
self.update_zones(new_zone, False, self.fabric_vsan,
ZoneConstant.ZONE_ADD, active_zoneset_multiple_zones,
zoning_status_basic)
ssh_cmd = [['conf'],
['zoneset', 'name', 'OpenStack_Cfg', 'vsan',
self.fabric_vsan],
['zone', 'name',
'openstack10000012345678902001009876543210'],
['member', 'pwwn', '10:00:00:12:34:56:78:90'],
['member', 'pwwn', '20:01:00:98:76:54:32:10'],
['end']]
self.assertEqual(1, cfg_save_mock.call_count)
ssh_execute_mock.assert_called_once_with(ssh_cmd, True, 1)
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_ssh_execute')
@mock.patch.object(cli.CiscoFCZoneClientCLI, '_cfg_save')
def test__update_zones_remove(self, cfg_save_mock, ssh_execute_mock):
self.update_zones(new_zone, False, self.fabric_vsan,
ZoneConstant.ZONE_REMOVE,
active_zoneset_multiple_zones,
zoning_status_basic)
ssh_cmd = [['conf'],
['zoneset', 'name', 'OpenStack_Cfg', 'vsan',
self.fabric_vsan],
['zone', 'name',
'openstack10000012345678902001009876543210'],
['no', 'member', 'pwwn', '10:00:00:12:34:56:78:90'],
['no', 'member', 'pwwn', '20:01:00:98:76:54:32:10'],
['end']]
self.assertEqual(1, cfg_save_mock.call_count)
ssh_execute_mock.assert_called_once_with(ssh_cmd, True, 1)
def test__parse_ns_output(self):
return_wwn_list = []
expected_wwn_list = ['20:1a:00:05:1e:e8:e3:29']
return_wwn_list = self._parse_ns_output(switch_data)
self.assertEqual(expected_wwn_list, return_wwn_list)
class TestCiscoFCZoneClientCLISSH(test.TestCase):
def setUp(self):
super(TestCiscoFCZoneClientCLISSH, self).setUp()
self.client = cli.CiscoFCZoneClientCLI(None, None, None, None, None)
self.client.sshpool = mock.MagicMock()
self.mock_ssh = self.client.sshpool.item().__enter__()
@mock.patch('oslo_concurrency.processutils.ssh_execute')
def test__run_ssh(self, mock_execute):
mock_execute.return_value = 'ssh output'
ret = self.client._run_ssh(['cat', 'foo'])
self.assertEqual('ssh output', ret)
mock_execute.assert_called_once_with(self.mock_ssh,
'cat foo',
check_exit_code=True)
@mock.patch('oslo_concurrency.processutils.ssh_execute')
def test__run_ssh_with_error(self, mock_execute):
mock_execute.side_effect = processutils.ProcessExecutionError()
self.assertRaises(processutils.ProcessExecutionError,
self.client._run_ssh,
['cat', 'foo'])
class Channel(object):
def recv_exit_status(self):
return 0
class Stream(object):
def __init__(self, buffer=''):
self.buffer = buffer
self.channel = Channel()
def readlines(self):
return self.buffer
def splitlines(self):
return self.buffer.splitlines()
def close(self):
pass
def flush(self):
self.buffer = ''