/usr/lib/python3/dist-packages/os_brick/tests/initiator/connectors/test_hgst.py is in python3-os-brick 2.3.0-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 | # (c) Copyright 2013 Hewlett-Packard Development Company, L.P.
#
# 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 mock
import os
from oslo_concurrency import processutils as putils
from os_brick import exception
from os_brick.initiator import connector
from os_brick.initiator.connectors import hgst
from os_brick.tests.initiator import test_connector
class HGSTConnectorTestCase(test_connector.ConnectorTestCase):
"""Test cases for HGST initiator class."""
IP_OUTPUT = """
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet 169.254.169.254/32 scope link lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: em1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master
link/ether 00:25:90:d9:18:08 brd ff:ff:ff:ff:ff:ff
inet6 fe80::225:90ff:fed9:1808/64 scope link
valid_lft forever preferred_lft forever
3: em2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state
link/ether 00:25:90:d9:18:09 brd ff:ff:ff:ff:ff:ff
inet 192.168.0.23/24 brd 192.168.0.255 scope global em2
valid_lft forever preferred_lft forever
inet6 fe80::225:90ff:fed9:1809/64 scope link
valid_lft forever preferred_lft forever
"""
DOMAIN_OUTPUT = """localhost"""
DOMAIN_FAILED = """this.better.not.resolve.to.a.name.or.else"""
SET_APPHOST_OUTPUT = """
VLVM_SET_APPHOSTS0000000395
Request Succeeded
"""
def setUp(self):
super(HGSTConnectorTestCase, self).setUp()
self.connector = hgst.HGSTConnector(
None, execute=self._fake_exec)
self._fail_set_apphosts = False
self._fail_ip = False
self._fail_domain_list = False
def _fake_exec_set_apphosts(self, *cmd):
if self._fail_set_apphosts:
raise putils.ProcessExecutionError(None, None, 1)
else:
return self.SET_APPHOST_OUTPUT, ''
def _fake_exec_ip(self, *cmd):
if self._fail_ip:
# Remove localhost so there is no IP match
return self.IP_OUTPUT.replace("127.0.0.1", "x.x.x.x"), ''
else:
return self.IP_OUTPUT, ''
def _fake_exec_domain_list(self, *cmd):
if self._fail_domain_list:
return self.DOMAIN_FAILED, ''
else:
return self.DOMAIN_OUTPUT, ''
def _fake_exec(self, *cmd, **kwargs):
self.cmdline = " ".join(cmd)
if cmd[0] == "ip":
return self._fake_exec_ip(*cmd)
elif cmd[0] == "vgc-cluster":
if cmd[1] == "domain-list":
return self._fake_exec_domain_list(*cmd)
elif cmd[1] == "space-set-apphosts":
return self._fake_exec_set_apphosts(*cmd)
else:
return '', ''
def test_factory(self):
"""Can we instantiate a HGSTConnector of the right kind?"""
obj = connector.InitiatorConnector.factory('HGST', None, arch='x86_64')
self.assertEqual("HGSTConnector", obj.__class__.__name__)
def test_get_search_path(self):
expected = "/dev"
actual = self.connector.get_search_path()
self.assertEqual(expected, actual)
@mock.patch.object(os.path, 'exists', return_value=True)
def test_get_volume_paths(self, mock_exists):
cprops = {'name': 'space', 'noremovehost': 'stor1'}
path = "/dev/%s" % cprops['name']
expected = [path]
actual = self.connector.get_volume_paths(cprops)
self.assertEqual(expected, actual)
def test_connect_volume(self):
"""Tests that a simple connection succeeds"""
self._fail_set_apphosts = False
self._fail_ip = False
self._fail_domain_list = False
cprops = {'name': 'space', 'noremovehost': 'stor1'}
dev_info = self.connector.connect_volume(cprops)
self.assertEqual('block', dev_info['type'])
self.assertEqual('space', dev_info['device'])
self.assertEqual('/dev/space', dev_info['path'])
def test_get_connector_properties(self):
props = hgst.HGSTConnector.get_connector_properties(
'sudo', multipath=True, enforce_multipath=True)
expected_props = {}
self.assertEqual(expected_props, props)
def test_connect_volume_nohost_fail(self):
"""This host should not be found, connect should fail."""
self._fail_set_apphosts = False
self._fail_ip = True
self._fail_domain_list = False
cprops = {'name': 'space', 'noremovehost': 'stor1'}
self.assertRaises(exception.BrickException,
self.connector.connect_volume,
cprops)
def test_connect_volume_nospace_fail(self):
"""The space command will fail, exception to be thrown"""
self._fail_set_apphosts = True
self._fail_ip = False
self._fail_domain_list = False
cprops = {'name': 'space', 'noremovehost': 'stor1'}
self.assertRaises(exception.BrickException,
self.connector.connect_volume,
cprops)
def test_disconnect_volume(self):
"""Simple disconnection should pass and disconnect me"""
self._fail_set_apphosts = False
self._fail_ip = False
self._fail_domain_list = False
self._cmdline = ""
cprops = {'name': 'space', 'noremovehost': 'stor1'}
self.connector.disconnect_volume(cprops, None)
exp_cli = ("vgc-cluster space-set-apphosts -n space "
"-A localhost --action DELETE")
self.assertEqual(exp_cli, self.cmdline)
def test_disconnect_volume_nohost(self):
"""Should not run a setapphosts because localhost will"""
"""be the noremotehost"""
self._fail_set_apphosts = False
self._fail_ip = False
self._fail_domain_list = False
self._cmdline = ""
cprops = {'name': 'space', 'noremovehost': 'localhost'}
self.connector.disconnect_volume(cprops, None)
# The last command should be the IP listing, not set apphosts
exp_cli = ("ip addr list")
self.assertEqual(exp_cli, self.cmdline)
def test_disconnect_volume_fails(self):
"""The set-apphosts should fail, exception to be thrown"""
self._fail_set_apphosts = True
self._fail_ip = False
self._fail_domain_list = False
self._cmdline = ""
cprops = {'name': 'space', 'noremovehost': 'stor1'}
self.assertRaises(exception.BrickException,
self.connector.disconnect_volume,
cprops, None)
def test_bad_connection_properties(self):
"""Send in connection_properties missing required fields"""
# Invalid connection_properties
self.assertRaises(exception.BrickException,
self.connector.connect_volume,
None)
# Name required for connect_volume
cprops = {'noremovehost': 'stor1'}
self.assertRaises(exception.BrickException,
self.connector.connect_volume,
cprops)
# Invalid connection_properties
self.assertRaises(exception.BrickException,
self.connector.disconnect_volume,
None, None)
# Name and noremovehost needed for disconnect_volume
cprops = {'noremovehost': 'stor1'}
self.assertRaises(exception.BrickException,
self.connector.disconnect_volume,
cprops, None)
cprops = {'name': 'space'}
self.assertRaises(exception.BrickException,
self.connector.disconnect_volume,
cprops, None)
def test_extend_volume(self):
cprops = {'name': 'space', 'noremovehost': 'stor1'}
self.assertRaises(NotImplementedError,
self.connector.extend_volume,
cprops)
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