os-brick/os_brick/tests/initiator/test_linuxfc.py

251 lines
9.7 KiB
Python

# (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 os.path
import mock
from oslo_log import log as logging
from os_brick.initiator import linuxfc
from os_brick.tests import base
LOG = logging.getLogger(__name__)
class LinuxFCTestCase(base.TestCase):
def setUp(self):
super(LinuxFCTestCase, self).setUp()
self.cmds = []
mock.patch.object(os.path, 'exists', return_value=True).start()
self.addCleanup(mock.patch.stopall)
self.lfc = linuxfc.LinuxFibreChannel(None, execute=self.fake_execute)
def fake_execute(self, *cmd, **kwargs):
self.cmds.append(" ".join(cmd))
return "", None
def test_rescan_hosts(self):
hbas = [{'host_device': 'foo'},
{'host_device': 'bar'}, ]
self.lfc.rescan_hosts(hbas)
expected_commands = ['tee -a /sys/class/scsi_host/foo/scan',
'tee -a /sys/class/scsi_host/bar/scan']
self.assertEqual(expected_commands, self.cmds)
def test_get_fc_hbas_fail(self):
def fake_exec1(a, b, c, d, run_as_root=True, root_helper='sudo'):
raise OSError
def fake_exec2(a, b, c, d, run_as_root=True, root_helper='sudo'):
return None, 'None found'
self.lfc._execute = fake_exec1
hbas = self.lfc.get_fc_hbas()
self.assertEqual(0, len(hbas))
self.lfc._execute = fake_exec2
hbas = self.lfc.get_fc_hbas()
self.assertEqual(0, len(hbas))
def test_get_fc_hbas(self):
def fake_exec(a, b, c, d, run_as_root=True, root_helper='sudo'):
return SYSTOOL_FC, None
self.lfc._execute = fake_exec
hbas = self.lfc.get_fc_hbas()
self.assertEqual(2, len(hbas))
hba1 = hbas[0]
self.assertEqual(hba1["ClassDevice"], "host0")
hba2 = hbas[1]
self.assertEqual(hba2["ClassDevice"], "host2")
def test_get_fc_hbas_info(self):
def fake_exec(a, b, c, d, run_as_root=True, root_helper='sudo'):
return SYSTOOL_FC, None
self.lfc._execute = fake_exec
hbas_info = self.lfc.get_fc_hbas_info()
expected_info = [{'device_path': '/sys/devices/pci0000:20/'
'0000:20:03.0/0000:21:00.0/'
'host0/fc_host/host0',
'host_device': 'host0',
'node_name': '50014380242b9751',
'port_name': '50014380242b9750'},
{'device_path': '/sys/devices/pci0000:20/'
'0000:20:03.0/0000:21:00.1/'
'host2/fc_host/host2',
'host_device': 'host2',
'node_name': '50014380242b9753',
'port_name': '50014380242b9752'}, ]
self.assertEqual(expected_info, hbas_info)
def test_get_fc_wwpns(self):
def fake_exec(a, b, c, d, run_as_root=True, root_helper='sudo'):
return SYSTOOL_FC, None
self.lfc._execute = fake_exec
wwpns = self.lfc.get_fc_wwpns()
expected_wwpns = ['50014380242b9750', '50014380242b9752']
self.assertEqual(expected_wwpns, wwpns)
def test_get_fc_wwnns(self):
def fake_exec(a, b, c, d, run_as_root=True, root_helper='sudo'):
return SYSTOOL_FC, None
self.lfc._execute = fake_exec
wwnns = self.lfc.get_fc_wwpns()
expected_wwnns = ['50014380242b9750', '50014380242b9752']
self.assertEqual(expected_wwnns, wwnns)
SYSTOOL_FC = """
Class = "fc_host"
Class Device = "host0"
Class Device path = "/sys/devices/pci0000:20/0000:20:03.0/\
0000:21:00.0/host0/fc_host/host0"
dev_loss_tmo = "16"
fabric_name = "0x100000051ea338b9"
issue_lip = <store method only>
max_npiv_vports = "0"
node_name = "0x50014380242b9751"
npiv_vports_inuse = "0"
port_id = "0x960d0d"
port_name = "0x50014380242b9750"
port_state = "Online"
port_type = "NPort (fabric via point-to-point)"
speed = "8 Gbit"
supported_classes = "Class 3"
supported_speeds = "1 Gbit, 2 Gbit, 4 Gbit, 8 Gbit"
symbolic_name = "QMH2572 FW:v4.04.04 DVR:v8.03.07.12-k"
system_hostname = ""
tgtid_bind_type = "wwpn (World Wide Port Name)"
uevent =
vport_create = <store method only>
vport_delete = <store method only>
Device = "host0"
Device path = "/sys/devices/pci0000:20/0000:20:03.0/0000:21:00.0/host0"
edc = <store method only>
optrom_ctl = <store method only>
reset = <store method only>
uevent = "DEVTYPE=scsi_host"
Class Device = "host2"
Class Device path = "/sys/devices/pci0000:20/0000:20:03.0/\
0000:21:00.1/host2/fc_host/host2"
dev_loss_tmo = "16"
fabric_name = "0x100000051ea33b79"
issue_lip = <store method only>
max_npiv_vports = "0"
node_name = "0x50014380242b9753"
npiv_vports_inuse = "0"
port_id = "0x970e09"
port_name = "0x50014380242b9752"
port_state = "Online"
port_type = "NPort (fabric via point-to-point)"
speed = "8 Gbit"
supported_classes = "Class 3"
supported_speeds = "1 Gbit, 2 Gbit, 4 Gbit, 8 Gbit"
symbolic_name = "QMH2572 FW:v4.04.04 DVR:v8.03.07.12-k"
system_hostname = ""
tgtid_bind_type = "wwpn (World Wide Port Name)"
uevent =
vport_create = <store method only>
vport_delete = <store method only>
Device = "host2"
Device path = "/sys/devices/pci0000:20/0000:20:03.0/0000:21:00.1/host2"
edc = <store method only>
optrom_ctl = <store method only>
reset = <store method only>
uevent = "DEVTYPE=scsi_host"
"""
class LinuxFCS390XTestCase(LinuxFCTestCase):
def setUp(self):
super(LinuxFCS390XTestCase, self).setUp()
self.cmds = []
self.lfc = linuxfc.LinuxFibreChannelS390X(None,
execute=self.fake_execute)
def test_get_fc_hbas_info(self):
def fake_exec(a, b, c, d, run_as_root=True, root_helper='sudo'):
return SYSTOOL_FC_S390X, None
self.lfc._execute = fake_exec
hbas_info = self.lfc.get_fc_hbas_info()
expected = [{'device_path': '/sys/devices/css0/0.0.02ea/'
'0.0.3080/host0/fc_host/host0',
'host_device': 'host0',
'node_name': '1234567898765432',
'port_name': 'c05076ffe680a960'}]
self.assertEqual(expected, hbas_info)
@mock.patch.object(os.path, 'exists', return_value=False)
def test_configure_scsi_device(self, mock_execute):
device_number = "0.0.2319"
target_wwn = "0x50014380242b9751"
lun = 1
self.lfc.configure_scsi_device(device_number, target_wwn, lun)
expected_commands = [('tee -a /sys/bus/ccw/drivers/zfcp/0.0.2319/'
'port_rescan'),
('tee -a /sys/bus/ccw/drivers/zfcp/0.0.2319/'
'0x50014380242b9751/unit_add')]
self.assertEqual(expected_commands, self.cmds)
def test_deconfigure_scsi_device(self):
device_number = "0.0.2319"
target_wwn = "0x50014380242b9751"
lun = 1
self.lfc.deconfigure_scsi_device(device_number, target_wwn, lun)
expected_commands = [('tee -a /sys/bus/ccw/drivers/zfcp/'
'0.0.2319/0x50014380242b9751/unit_remove')]
self.assertEqual(expected_commands, self.cmds)
SYSTOOL_FC_S390X = """
Class = "fc_host"
Class Device = "host0"
Class Device path = "/sys/devices/css0/0.0.02ea/0.0.3080/host0/fc_host/host0"
active_fc4s = "0x00 0x00 0x01 0x00 0x00 0x00 0x00 0x00 0x00 0x00 \
0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 \
0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 "
dev_loss_tmo = "60"
maxframe_size = "2112 bytes"
node_name = "0x1234567898765432"
permanent_port_name = "0xc05076ffe6803081"
port_id = "0x010014"
port_name = "0xc05076ffe680a960"
port_state = "Online"
port_type = "NPIV VPORT"
serial_number = "IBM00000000000P30"
speed = "8 Gbit"
supported_classes = "Class 2, Class 3"
supported_fc4s = "0x00 0x00 0x01 0x00 0x00 0x00 0x00 0x00 0x00 0x00 \
0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 \
0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 "
supported_speeds = "2 Gbit, 4 Gbit"
symbolic_name = "IBM 2827 00000000000P30 \
PCHID: 0308 NPIV UlpId: 01EA0A00 DEVNO: 0.0.1234 NAME: dummy"
tgtid_bind_type = "wwpn (World Wide Port Name)"
uevent =
Device = "host0"
Device path = "/sys/devices/css0/0.0.02ea/0.0.3080/host0"
uevent = "DEVTYPE=scsi_host"
"""