gryf/openstack
1
0
Fork 0
mirror of https://github.com/gryf/openstack.git synced 2025-12-17 03:20:25 +01:00
Code Issues Projects Releases Wiki Activity
Files
cb5a4268f3087ec155522a52b910dd0fd920f13a
openstack/ironic-lib/0008-MegaCli-hardware-RAID-setup-implementation.patch
PiotrProkop 148227600d system_installer megacli setup implementation
2018-03-27 16:34:18 +02:00

4335 lines
147 KiB
Diff
Raw Blame History

From ba10632cd97376f2470951e6757bca840e8bf61c Mon Sep 17 00:00:00 2001
From: "Grzegorz Grasza (xek)" <grzegorz.grasza@intel.com>
Date: Fri, 26 Jan 2018 15:36:53 +0100
Subject: [PATCH 08/11] MegaCli hardware RAID setup implementation
Co-Authored-By: Piotr Prokop <piotr.prokop@intel.com>
Co-Authored-By: Grzegorz Grasza <grzegorz.grasza@intel.com>
---
ironic_lib/system_installer/megaclisetup.py | 744 +++++++++++++
ironic_lib/system_installer/tools.py | 80 ++
ironic_lib/tests/examples/example_efi.yaml | 3 +-
ironic_lib/tests/examples/megacli.yml | 12 +
ironic_lib/tests/examples/megacli_2_raids.yml | 22 +
.../examples/megacli_cmd_outputs/lspci_output.txt | 7 +
.../megacli_cmd_outputs/megacli_adinfo_output.txt | 303 ++++++
.../megacli_cmd_outputs/megacli_ld_output.txt | 33 +
.../megacli_ldinfo_2lds_output.txt | 65 ++
.../megacli_cmd_outputs/megacli_ldpdinfo.txt | 292 +++++
.../megacli_ldpdinfo_raid10.txt | 250 +++++
.../megacli_cmd_outputs/megacli_output.txt | 187 ++++
.../megacli_pdinfo_jbod_output.txt | 50 +
.../megacli_pdinfo_unconfigured_output.txt | 50 +
.../megacli_cmd_outputs/megacli_real_output.txt | 1142 ++++++++++++++++++++
.../megacli_cmd_outputs/udevadm_output.txt | 32 +
ironic_lib/tests/test_megacli.py | 716 ++++++++++++
ironic_lib/tests/test_tools.py | 147 ++-
requirements.txt | 1 +
19 files changed, 4133 insertions(+), 3 deletions(-)
create mode 100644 ironic_lib/tests/examples/megacli.yml
create mode 100644 ironic_lib/tests/examples/megacli_2_raids.yml
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/lspci_output.txt
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/megacli_adinfo_output.txt
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ld_output.txt
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldinfo_2lds_output.txt
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldpdinfo.txt
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldpdinfo_raid10.txt
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/megacli_output.txt
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/megacli_pdinfo_jbod_output.txt
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/megacli_pdinfo_unconfigured_output.txt
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/megacli_real_output.txt
create mode 100644 ironic_lib/tests/examples/megacli_cmd_outputs/udevadm_output.txt
create mode 100644 ironic_lib/tests/test_megacli.py
diff --git a/ironic_lib/system_installer/megaclisetup.py b/ironic_lib/system_installer/megaclisetup.py
index 76cae96..274b678 100644
--- a/ironic_lib/system_installer/megaclisetup.py
+++ b/ironic_lib/system_installer/megaclisetup.py
@@ -13,14 +13,758 @@
# See the License for the specific language governing permissions and
# limitations under the License.
+try:
+ from functools import lru_cache
+except ImportError:
+ from backports.functools_lru_cache import lru_cache
+import json
+import os.path
+import re
+import retrying
+import subprocess
+
+from oslo_log import log
+
from ironic_lib.system_installer.base import Setup
+from ironic_lib.system_installer import exceptions
+from ironic_lib.system_installer import partitionsetup
+from ironic_lib.system_installer import tools
+
+LOG = log.getLogger()
class MegaCliSetup(Setup):
"""Hardware RAID setup implementation"""
+ default_stripe_size = 512
conf_key = 'hwraid'
+ default_megacli_path = '/opt/MegaRAID/MegaCli/MegaCli64'
+ fw_states = {'Unconfigured(good), Spun Up': 'good', 'JBOD': 'jbod',
+ 'online': 'Online, Spun Up'}
+
+ def __init__(self, conf):
+ super(MegaCliSetup, self).__init__(conf)
+ self.conf_part = conf
+
+ @classmethod
+ @lru_cache(maxsize=None)
+ def _megacli_path_cached(self):
+ """Find MegaCli64 binary"""
+ try:
+ subprocess.check_call(['which', 'MegaCli64'])
+ except subprocess.CalledProcessError:
+ if os.path.isfile(self.default_megacli_path):
+ return self.default_megacli_path
+
+ else:
+ raise exceptions.EnvError('No MegaCli64 binary')
+ return 'MegaCli64'
+
+ @tools.classproperty
+ @classmethod
+ def _megacli_path(self):
+ return self._megacli_path_cached()
+
+ def _get_block_device_to_wwn(self):
+ """Return a dict with block device to wwn mapping"""
+ lsblk = json.loads(subprocess.check_output(['lsblk', '-o', 'NAME,WWN',
+ '-J', '-d']))
+ bdevice_wwn = {}
+ for bdevice in lsblk['blockdevices']:
+ if bdevice.get('wwn'):
+ bdevice_wwn['/dev/' + bdevice['name']] = bdevice['wwn'][2:]
+
+ return bdevice_wwn
+
+ @classmethod
+ def _get_not_jbod_disks(self):
+ """Return disks which are not set to JBOD -> in our case single disk
+
+ RAID0
+ """
+ output = {}
+ drives = subprocess.check_output([self._megacli_path,
+ '-PDList',
+ '-aAll'])
+ enclosure = fw = slot = adapter = None
+
+ for line in drives.split('\n'):
+
+ re_adapter = re.match('Adapter\s#(\d+)', line)
+ if re_adapter:
+ adapter = re_adapter.groups()[0]
+ output[adapter] = []
+
+ if not adapter:
+ continue
+
+ re_enclosure = re.match('Enclosure\sDevice\sID:\s(\d+)', line)
+ if re_enclosure:
+ enclosure = re_enclosure.groups()[0]
+ fw = slot = None
+ continue
+
+ re_slot = re.match('Slot\sNumber:\s(\d+)', line)
+ if re_slot:
+ slot = re_slot.groups()[0]
+ continue
+
+ if 'Firmware state:' in line:
+ fw = line.split(':')[1].strip()
+ if not all([enclosure, slot, fw]):
+ raise exceptions.EnvError(
+ "Slot: {slot}, Enclosure: {enclosure},"
+ "or Firmware: {fw} not found".format(
+ slot=slot, enclosure=enclosure, fw=fw))
+
+ if (all([enclosure, slot, fw]) and
+ fw not in [self.fw_states['online']]):
+
+ output[str(adapter)].append("{}:{}".format(enclosure, slot))
+ enclosure = None
+
+ return output
+
+ def _get_disks_to_wwn(self):
+ """Return dict with a disk seen in Linux
+
+ like: sda, sdb etc. to WWN mapping
+ """
+ output = {}
+ drives = subprocess.check_output([self._megacli_path,
+ '-PDList',
+ '-aAll'])
+ enclosure = wwn = slot = adapter = None
+
+ for line in drives.split('\n'):
+
+ re_adapter = re.match('Adapter\s#(\d+)', line)
+ if re_adapter:
+ adapter = re_adapter.groups()[0]
+ output[adapter] = {}
+
+ if not adapter:
+ continue
+
+ re_enclosure = re.match('Enclosure\sDevice\sID:\s(\d+)', line)
+ if re_enclosure:
+ enclosure = re_enclosure.groups()[0]
+ wwn = slot = None
+
+ re_slot = re.match('Slot\sNumber:\s(\d+)', line)
+ if re_slot:
+ slot = re_slot.groups()[0]
+
+ re_wwn = re.match('WWN:\s([a-zA-Z0-9]+)', line)
+ if re_wwn:
+ wwn = re_wwn.groups()[0].lower()
+ if not all([enclosure, slot, wwn]):
+ raise exceptions.EnvError(
+ "Slot: {slot}, Enclosure: {enclosure},"
+ "or WWN: {wwn} not found".format(
+ slot=slot, enclosure=enclosure, wwn=wwn))
+
+ if all([enclosure, slot, wwn]):
+ output[adapter]["{}:{}".format(enclosure, slot)] = wwn
+
+ return output
+
+ def _map_blk_to_enc(self):
+ """Return a dict with a disk seen in Linux
+
+ like: sda, sdb etc. to Enclosure:Slot mapping
+ """
+ lsblk = self._get_block_device_to_wwn()
+ megacli = self._get_disks_to_wwn()
+ mapping = {}
+ for adapter_id, enc in megacli.items():
+ for disk, wwn in lsblk.items():
+ for enc_id, enc_wwn in enc.items():
+ if wwn == enc_wwn:
+ mapping[disk] = {'adapter': adapter_id, 'enc': enc_id}
+
+ return mapping
+
+ @classmethod
+ def _get_bus_from_lspci(self, line):
+ """Get bus number from lspci output"""
+ return line.split()[0]
+
+ @classmethod
+ def _make_disks_good(self, encs, adapter):
+ """Set Firmware state of disk to Unconfigured(Good)"""
+ for enc in encs:
+ if self._get_firmware_state(enc, adapter) == "good":
+ LOG.debug('Firmware state of enc {} is already Unconfigured'
+ 'Good, doing nothing'.format(enc))
+ continue
+
+ LOG.debug("Setting Firmware state of enc: {} in adapter {} to"
+ "Unconfigured Good".format(encs, adapter))
+ subprocess.check_call([self._megacli_path, '-PDMakeGood',
+ '-PhysDrv', '[{}]'.format(enc), '-Force',
+ '-a{}'.format(adapter)])
+
+ @classmethod
+ def _make_disks_jbod(self, encs, stripe_size, adapter, pds_in_lds):
+ """Set disk to JBOD"""
+ adapter_to_pci_bus = self._get_adapters_to_pci_bus()
+ hctl = adapter_to_pci_bus[adapter]
+ for enc in encs:
+ LOG.debug("Making JBOD from enc: {} in adapter: {}"
+ .format(enc, adapter))
+ vd_target = self._make_raid(0, stripe_size, [enc], adapter,
+ pds_in_lds)
+ # make sure created JBOD(single drive RAID0) is seen in Linux
+ self._hctl_to_disk(hctl, vd_target)
+
+ # give time to kernel to catch up new block devices
+ @classmethod
+ @retrying.retry(
+ retry_on_exception=(lambda e: isinstance(e, exceptions.EnvError)),
+ stop_max_attempt_number=5,
+ wait_fixed=1000)
+ def _make_raid(self, raidtype, stripe_size, encs, adapter, pds_in_lds):
+ """Create specified raid on a given controller"""
+ formatted_adapter = '-a{}'.format(adapter)
+
+ # each disk is a single disk RAID0 so delete the RAID to be able to
+ # create a new one
+ for pd in encs:
+ # retrieve information about which vd_target is JBOD
+ ld = [ld for ld in pds_in_lds[adapter] if pd in
+ pds_in_lds[adapter].get(ld)]
+
+ if len(ld) == 1:
+ # we assume all disks are JBOD(single disk RAID0)
+ # so we delete them to be able to made a
+ # new RAID from those disks
+ self._delete_raid(ld[0], adapter)
+
+ # ./MegaCli64 -CfgLDAdd r0[32:9,32:10] a0
+ if raidtype in [0, 1, 5, 6]:
+ disks = '[{}]'.format(",".join(encs))
+ LOG.debug("Making RAID {} out of encs: {} in adapter"
+ "{}".format(raidtype, disks, adapter))
+ out = subprocess.check_output([self._megacli_path,
+ '-CfgLDAdd',
+ '-R{}'.format(raidtype),
+ disks,
+ '-strpsz{}'.format(stripe_size),
+ formatted_adapter])
+ # ./MegaCli64 -CfgSpanAdd R10 Array0 [32:18,32:19] Array1[32:20,32:21]
+ # -a0
+ elif raidtype == 10:
+ LOG.debug("Making RAID10 from encs: {} in adapter: {}"
+ .format(encs, adapter))
+
+ cmd = [self._megacli_path, '-CfgSpanAdd', 'R10']
+ index = 0
+ for i in range(0, len(encs), 2):
+ disks = '[{}]'.format(",".join([encs[i], encs[i + 1]]))
+ cmd.append('Array{}'.format(index))
+ cmd.append(disks)
+ index += 1
+
+ # add stripe_size option
+ cmd.append('-strpsz{}'.format(stripe_size))
+ # add adapter option
+ cmd.append(formatted_adapter)
+ out = subprocess.check_output(cmd)
+ else:
+ raise exceptions.ConfError(
+ "Unknown RAID type: {}".format(raidtype))
+
+ # example output:
+ # Adapter 0: Created VD 2
+ for line in out.split('\n'):
+ re_vd = re.match('Adapter\s\d+:\sCreated\sVD\s(\d+)', line)
+ if re_vd:
+ return re_vd.groups()[0]
+
+ # TODO(pprokop): should we initialize Array and let it work in the
+ # background?
+
+ raise exceptions.EnvError("Couldn't retrieve created VD id")
+
+ # MegaCli64 -LDInfo -L0 -a0
+ def _get_target_of_vd(self, vd, adapter):
+ """Get ISCSI target for Virtual Drive"""
+ out = subprocess.check_output([self._megacli_path, '-LDInfo',
+ '-L{}'.format(vd),
+ '-a{}'.format(adapter)])
+
+ # example line:
+ # Virtual Drive: 0 (Target Id: 0)
+ for line in out.split('\n'):
+ re_tar = re.match('Virtual\sDrive:\s\d+\s\(Target\sId:\s(\d+)\)',
+ line)
+ if re_tar:
+ return re_tar.groups()[0]
+
+ raise exceptions.EnvError('Couldnt get target for VD: {} in adapter:'
+ '{}'.format(vd, adapter))
+
+ # MegaCli64 -Pdinfo -physdrv[32:22] -a0
+ @classmethod
+ def _get_firmware_state(self, enc, adapter):
+ """Get Firmware State for given disk"""
+ out = subprocess.check_output([self._megacli_path, '-PDInfo',
+ '-PhysDrv', '[{}]'.format(enc),
+ '-a{}'.format(adapter)])
+
+ for line in out.split('\n'):
+ if 'Firmware state:' in line:
+ return self.fw_states[line.split(':')[1].strip()]
+
+ raise exceptions.EnvError(
+ 'Couldnt get Firmware state for enc: {} in adapter:'
+ '{}'.format(enc, adapter))
+
+ def validate_conf(self):
+ """Validate the contents of self.conf.
+
+ Raises: ironic_lib.system_installer.exceptions.ConfError.
+ """
+ for raid in self.conf.keys():
+ raidtype = self.conf[raid]['raidtype']
+ # logical disks to make RAID from
+ partitions = self.conf[raid]['partitions']
+ if not tools.validate_raid(raidtype, partitions):
+ raise exceptions.ConfError('Raid {} cannot be created,'
+ 'too few disks specified or its '
+ 'number is not'
+ ' even'.format(raidtype))
+
+ stripe_size = int(self.conf[raid].get('stripe_size', 0))
+ if stripe_size and stripe_size not in [64, 128, 256, 512, 1024]:
+ raise exceptions.ConfError('Unsupported stripe_size:'
+ ' {}'.format(stripe_size))
+
+ def validate_env(self):
+ """Validate the environment: check available commands and devices.
+
+ Raises: ironic_lib.system_installer.exceptions.EnvError.
+ """
+ # run this function for the first time to cache its result and
+ # validate if there is MegaCli binary on the host
+ self._megacli_path
+ if self._get_adapters_count() <= 0:
+ raise exceptions.EnvError('Couldnt find MegaRAID controller')
+
+ def get_src_names(self):
+ """Return a list of source device/filesystem names."""
+ src = []
+ for raid in self.conf.keys():
+ src.extend(self.conf[raid]['partitions'])
+ return src
+
+ def get_dst_names(self):
+ """Return a list of device/filesystem names that will be created."""
+ return [raid for raid in self.conf.keys()]
+
+ def _get_adapter(self, mapping, partitions, devices):
+ """Return adapter for given disks"""
+ adapter = None
+ for partition in partitions:
+ disk = devices[partition]
+ if adapter != mapping[disk]['adapter'] and adapter is not None:
+ raise exceptions.EnvError(
+ 'Disks chosen to become RAID are not on the same adapter')
+
+ adapter = mapping[disk]['adapter']
+ return adapter
+
+ def _get_encs_from_partitions(self, mapping, partitions, devices):
+ """Return list of Enclosure:Slot from given disks"""
+ encs = []
+ for partition in partitions:
+ # get physical drive
+ disk = devices[partition]
+ # retireve enc
+ encs.append(mapping[disk]['enc'])
+ return encs
+
+ @classmethod
+ @retrying.retry(
+ retry_on_exception=(lambda e: isinstance(e, exceptions.EnvError)),
+ stop_max_attempt_number=5,
+ wait_fixed=1000)
+ def _hctl_to_disk(self, pci_bus, target):
+ """Map HCTL to physical disk"""
+ out = subprocess.check_output(['lsblk', '-o', 'NAME,HCTL', '-d', '-n',
+ '-J'])
+ lsblk_json = json.loads(out)
+
+ for disk in lsblk_json['blockdevices']:
+ # udevadm info -q symlink -n /dev/sdt
+ try:
+ out = subprocess.check_output(['udevadm', 'info', '-q',
+ 'all', '-n', '/dev/{}'
+ .format(disk['name'])])
+ except subprocess.CalledProcessError:
+ LOG.debug('Device /dev/{} not found'.format(disk['name']))
+ continue
+
+ for line in out.split('\n'):
+ re_pci = re.match('P:\s/devices/pci\d+:\d+/\d+:\d+:\d+.\d+/\d+'
+ ':(\d+:\d+.\d+)/host\d+/target\d+:\d+:\d+'
+ '/(\d+:\d+:\d+:\d+)/block/[a-z]+', line)
+
+ if re_pci:
+ pci = re_pci.groups()[0]
+ hctl = re_pci.groups()[1]
+ vd_target = hctl.split(':')[2]
+ if pci == pci_bus and disk['hctl'] == hctl \
+ and vd_target == target:
+ return '/dev/{}'.format(disk['name'])
+
+ continue
+
+ raise exceptions.EnvError('No RAID has been created')
+
+ @classmethod
+ def _get_adapters_count(self):
+ """Return count of MegaRAID controllers"""
+ out = subprocess.check_output(['lspci', '-nn'])
+ count = 0
+ for line in out.split('\n'):
+ if line.find('MegaRAID') > -1:
+ count += 1
+
+ return count
+
+ @classmethod
+ def _get_adapters_to_pci_bus(self):
+ """Return PCI bus number for given controller"""
+ adapters_count = self._get_adapters_count()
+ adapter_to_pci_bus = {}
+ for adapter_id in range(0, adapters_count):
+ out = subprocess.check_output([self._megacli_path,
+ '-AdpAllInfo',
+ '-a{}'.format(adapter_id)])
+
+ vendor = device = None
+ for line in out.split('\n'):
+ re_vendor = re.match('Vendor\sId\s+:\s([a-f0-9]+)', line)
+ if re_vendor:
+ vendor = re_vendor.groups()[0]
+ continue
+
+ re_device = re.match('Device\sId\s+:\s([a-f0-9]+)', line)
+ if re_device:
+ device = re_device.groups()[0]
+ continue
+
+ if not all([vendor, device]):
+ if not vendor:
+ msg = "No vendor ID in adapter {}".format(adapter_id)
+ if not device:
+ msg += "No Device ID in adapter {}".format(adapter_id)
+ raise exceptions.EnvError(msg)
+
+ pci = "{vendor}:{device}".format(vendor=vendor, device=device)
+
+ out = subprocess.check_output(['lspci', '-nn'])
+ for line in out.split('\n'):
+ if line.find('MegaRAID') > -1 and line.find(pci) > -1:
+ pci_bus = self._get_bus_from_lspci(line)
+ adapter_to_pci_bus[str(adapter_id)] = pci_bus
+
+ return adapter_to_pci_bus
+
+ @classmethod
+ def _delete_raid(self, vd_target, adapter):
+ hctl = self._get_adapters_to_pci_bus()[adapter]
+ disk = self._hctl_to_disk(hctl, vd_target)
+ out = subprocess.check_output(['lsblk', '-o', 'NAME,HCTL', '-d',
+ '-n', '-J', disk])
+ hctl = json.loads(out)['blockdevices'][0]['hctl']
+ # form of 0:2:0:0
+ scsi_id = hctl.split(':')[2]
+ subprocess.check_call([self._megacli_path, '-CfgLdDel',
+ '-L{}'.format(scsi_id), '-a{}'.format(adapter)])
+
+ @classmethod
+ def _get_vd_info(self, disk):
+ adapter_to_pci_bus = self._get_adapters_to_pci_bus()
+ for adapter in adapter_to_pci_bus.keys():
+ try:
+ out = subprocess.check_output(['udevadm', 'info', '-q',
+ 'all', '-n', '{}'
+ .format(disk)])
+ except subprocess.CalledProcessError:
+ raise exceptions.EnvError('Device /dev/{} not found'
+ .format(disk['name']))
+ for line in out.split('\n'):
+ re_pci = re.match('S:\sdisk/by-path/pci-\d+:(\d+:\d+.\d)'
+ '-scsi-(\d:\d:\d:\d)', line)
+
+ if re_pci:
+ pci = re_pci.groups()[0]
+ hctl = re_pci.groups()[1]
+ vd_target = hctl.split(":")[2]
+ if pci == adapter_to_pci_bus[adapter]:
+ return {'adapter': adapter, 'target': vd_target}
+
+ return
+
+ # MegaCli64 -LDInfo -Lall -aAll
+ @classmethod
+ def _get_all_vds(self):
+ megacli = subprocess.check_output([self._megacli_path, '-LDInfo',
+ '-Lall', '-aAll'])
+
+ output = {}
+ target = adapter = None
+
+ for line in megacli.split('\n'):
+ # Adapter 0 -- Virtual Drive Information:
+ re_adapter = re.match('Adapter\s(\d+)', line)
+ if re_adapter:
+ adapter = re_adapter.groups()[0]
+ output[adapter] = []
+
+ if not adapter:
+ continue
+
+ # Virtual Drive: 1 (Target Id: 1)
+ re_target = re.match('Virtual\sDrive:\s\d+\s\(Target\sId:\s(\d+)',
+ line)
+ if re_target:
+ target = re_target.groups()[0]
+ output[adapter].append(target)
+
+ return output
+
+ @classmethod
+ def clean_disks(self, excluded_devices):
+ """Cleaning all previous RAIDs and switching all disks to JBOD
+
+ :param: devices dict with mapping of logical drives to physical drives
+ that has to be preserved
+ example:
+ excluded_devices = {'disk0': "/dev/sdc", "raid0": "/dev/sda"}
+
+ """
+
+ pds = self._get_not_jbod_disks()
+ lds = self._get_lds_info()
+ pds_in_lds = self._get_pds_in_lds()
+ stripe_size = self.default_stripe_size
+
+ for ctrl in lds:
+ # filter disks which aren't already in good state
+ jbod_pds = [pd for pd in pds[ctrl]
+ if self._get_firmware_state(pd, ctrl) == 'jbod']
+ # make them good
+ self._make_disks_good(jbod_pds, ctrl)
+ # make jbod out of them
+ self._make_disks_jbod(pds[ctrl], stripe_size, ctrl, pds_in_lds)
+ # repopulate pds_in_lds after cleaning disks
+ pds_in_lds = self._get_pds_in_lds()
+
+ for ld in lds[ctrl]:
+ # skip cleaning raids in excluded_devices
+ if lds[ctrl][ld].get('disk') in excluded_devices.values():
+ continue
+
+ raidtype = lds[ctrl][ld]['raidtype']
+ disks_num = lds[ctrl][ld]['disks_num']
+
+ # skip disks that are already JBOD
+ if raidtype == 0 and disks_num == 1:
+ continue
+
+ encs = pds_in_lds[ctrl][ld]
+ LOG.debug('Deleteing raid {} on ctrl {}'.format(ld, ctrl))
+ # delete raid
+ self._delete_raid(ld, ctrl)
+ # transform disks that made ld to JBOD
+ LOG.debug('Making disks: {} on ctrl'
+ ' JBOD'.format(pds_in_lds[ctrl][ld], ctrl))
+ # reread pds_in_lds after deleting RAID
+ pds_in_lds = self._get_pds_in_lds()
+ self._make_disks_jbod(encs, stripe_size, ctrl, pds_in_lds)
+
+ def _get_disks_count(self):
+ """Get overall number of blockdevices seen in Linux"""
+ out = subprocess.check_output(['lsblk', '-n', '-d', '-o', 'NAME'])
+ return len(str(out).strip().split('\n'))
@staticmethod
def is_megacli_controller():
+ out = subprocess.check_output(['lspci', '-nn'])
+ for line in out.split('\n'):
+ if line.find('MegaRAID') > -1:
+ return True
+
return False
+
+ # MegaCli64 -LdPdInfo -a0
+ @classmethod
+ def _get_lds_info(self):
+ """Get information about created Virtual Drives"""
+ adapter_to_pci_bus = self._get_adapters_to_pci_bus()
+ output = subprocess.check_output([self._megacli_path, '-LdPdInfo',
+ '-aAll'])
+
+ adapter = disks_num = vd_target = raidtype = span = None
+ disk_per_span = None
+ mapping = {}
+
+ for line in output.split('\n'):
+ re_adapter = re.match('Adapter\s#(\d+)', line.strip())
+ if re_adapter:
+ adapter = str(re_adapter.groups()[0])
+ mapping[adapter] = {}
+ continue
+
+ if not adapter:
+ continue
+
+ re_tar = re.match('Virtual\sDrive:\s\d+\s\(Target\sId:\s(\d+)\)',
+ line.strip())
+ if re_tar:
+ vd_target = str(re_tar.groups()[0])
+ mapping[adapter][vd_target] = {}
+ continue
+
+ if not vd_target:
+ continue
+
+ re_raidtype = re.match('RAID\sLevel\s+:\sPrimary-(\d+)',
+ line.strip())
+ if re_raidtype:
+ raidtype = int(re_raidtype.groups()[0])
+ continue
+
+ re_disks_num = re.match('Number\sOf\sDrives\s+:\s(\d+)',
+ line.strip())
+
+ if re_disks_num:
+ disks_num = re_disks_num.groups()[0]
+ mapping[adapter][vd_target]['disks_num'] = int(disks_num)
+ continue
+
+ re_disk_per_span = re.match('Number\sOf\sDrives\sper\sspan:(\d+)',
+ line.strip())
+
+ if re_disk_per_span:
+ disk_per_span = re_disk_per_span.groups()[0]
+ continue
+
+ re_span = re.match('Span\sDepth\s+:\s(\d+)', line.strip())
+ if re_span:
+ span = int(re_span.groups()[0])
+ if raidtype == 1 and span == 1:
+ mapping[adapter][vd_target]['raidtype'] = 1
+ elif raidtype == 1 and span > 1:
+ mapping[adapter][vd_target]['raidtype'] = 10
+ disks_num = int(span) * int(disk_per_span)
+ mapping[adapter][vd_target]['disks_num'] = disks_num
+ else:
+ mapping[adapter][vd_target]['raidtype'] = int(raidtype)
+
+ continue
+
+ if all([span, disks_num, vd_target]):
+ hctl = adapter_to_pci_bus[adapter]
+ disk = self._hctl_to_disk(hctl, vd_target)
+ mapping[adapter][vd_target]['disk'] = disk
+ disks_num = vd_target = raidtype = span = None
+
+ return mapping
+
+ @classmethod
+ def _get_pds_in_lds(self):
+ output = subprocess.check_output([self._megacli_path, '-LdPdInfo',
+ '-aAll'])
+ adapter = vd_target = enclosure = slot = None
+ mapping = {}
+
+ for line in output.split('\n'):
+ re_adapter = re.match('Adapter\s#(\d+)', line.strip())
+ if re_adapter:
+ adapter = str(re_adapter.groups()[0])
+ mapping[adapter] = {}
+ continue
+
+ if not adapter:
+ continue
+
+ re_tar = re.match('Virtual\sDrive:\s\d+\s\(Target\sId:\s(\d+)\)',
+ line.strip())
+ if re_tar:
+ vd_target = str(re_tar.groups()[0])
+ mapping[adapter][vd_target] = []
+ continue
+
+ if not vd_target:
+ continue
+
+ re_enclosure = re.match('Enclosure\sDevice\sID:\s(\d+)', line)
+ if re_enclosure:
+ enclosure = re_enclosure.groups()[0]
+ continue
+
+ if not enclosure:
+ continue
+
+ re_slot = re.match('Slot\sNumber:\s(\d+)', line)
+ if re_slot:
+ slot = re_slot.groups()[0]
+ continue
+
+ if not slot:
+ continue
+
+ if slot and enclosure:
+ mapping[adapter][vd_target].append('{}:{}'.format(enclosure,
+ slot))
+ slot = enclosure = None
+
+ return mapping
+
+ def setup_disks(self, devices):
+ """Format disks or setup RAID/LVM. Return created devices dict."""
+ # retrieve mapping between physical disks and adapter:enc pair
+ devices.update(partitionsetup.PartitionSetup(self.conf_part)
+ .get_not_partitioned_candidates())
+ adapter_to_pci_bus = self._get_adapters_to_pci_bus()
+ created_raids = {}
+ raids = [raid for raid in self.conf.keys()
+ if raid not in devices.keys()]
+
+ lds = self._get_lds_info()
+ stripe_size = self.default_stripe_size
+
+ for raid in raids:
+ raidtype = self.conf[raid]['raidtype']
+ # get stripe size
+ if self.conf[raid].get('stripe_size'):
+ stripe_size = int(self.conf[raid].get('stripe_size'))
+
+ # logical disks to make RAID from
+ partitions = self.conf[raid]['partitions']
+ # retrieve adapter for disks and validate if all of them are on
+ # one adapter
+ adapter = tools.get_controller_for_disks(partitions, devices, lds)
+ # get list of Physical Drives in Logical Drives
+ pds_in_lds = self._get_pds_in_lds()
+ # get list of Physical Drives that will make a RAID
+ pds = tools.get_pds_for_raid(partitions, devices, adapter, lds,
+ pds_in_lds)
+ # make RAID
+ vd_target = self._make_raid(raidtype, stripe_size, pds, adapter,
+ pds_in_lds)
+ # update lds
+ lds = self._get_lds_info()
+
+ # translate created raid to a disk seen in Linux
+ hctl = adapter_to_pci_bus[adapter]
+ created_raid = self._hctl_to_disk(hctl, vd_target)
+ created_raids[raid] = created_raid
+
+ devices.update(created_raids)
+ return devices
diff --git a/ironic_lib/system_installer/tools.py b/ironic_lib/system_installer/tools.py
index aaacf67..c4868f9 100644
--- a/ironic_lib/system_installer/tools.py
+++ b/ironic_lib/system_installer/tools.py
@@ -17,6 +17,8 @@ import collections
import json
import yaml
+from ironic_lib.system_installer import exceptions
+
def ordered_load(disk_conf):
"""Load JSON or YAML configuration as OrderedDicts"""
@@ -41,3 +43,81 @@ def get_memsize_kB():
with open('/proc/meminfo', 'r') as f:
# take first line which is MemTotal and grab its value with unit
return f.read().split('\n')[0].split()[1]
+
+
+def validate_raid(raidtype, partitions):
+ raid_map = {0: {'min': 1},
+ 1: {'min': 2, 'parity': True},
+ 5: {'min': 3},
+ 6: {'min': 4},
+ 10: {'min': 4, 'parity': True}}
+
+ parity = False
+ if raid_map[raidtype].get('parity'):
+ parity = len(partitions) % 2 != 0
+
+ if len(partitions) < raid_map[raidtype]['min'] or parity:
+ return False
+
+ return True
+
+
+def get_pds_for_raid(partitions, devices, controller, lds, pds_in_lds):
+
+ """Return Physical Drives from given partitions.
+
+ Make sure those disks are single drive RAID0 -> equivalent for JBOD.
+ """
+
+ pds = []
+ for partition in partitions:
+ disk = devices[partition]
+ for ld in lds[controller]:
+ disk_name = lds[controller][ld]['disk']
+ raidtype = lds[controller][ld]['raidtype']
+ disks_num = lds[controller][ld]['disks_num']
+
+ if disk == disk_name and raidtype == 0 and disks_num == 1:
+ pds.append(pds_in_lds[controller][ld][0])
+
+ elif disk == disk_name and raidtype != 0:
+ raise exceptions.EnvError('Disk {} is not'
+ ' RAID0'.format(disk))
+
+ elif disk == disk_name and disks_num != 1:
+ raise exceptions.EnvError('Disk {} is not made'
+ ' from one drive'.format(disk))
+
+ return pds
+
+
+def get_controller_for_disks(partitions, devices, lds):
+
+ """Return controller for given disks.
+
+ Check if they are on one controller.
+ """
+
+ if len(lds.keys()) == 1:
+ return list(lds.keys())[0]
+
+ disk_to_controller = {}
+
+ for partition in partitions:
+ for controller in lds:
+ for ld in lds[controller]:
+ disk = devices[partition]
+ if disk in list(lds[controller][ld].values()):
+ disk_to_controller[disk] = controller
+
+ ctrl_for_disks = list(disk_to_controller.values())
+ if not all(ctrl == ctrl_for_disks[0] for ctrl in ctrl_for_disks):
+ raise exceptions.EnvError(
+ 'Disks chosen to become RAID are not on the same adapter')
+
+ return ctrl_for_disks[0]
+
+
+class classproperty(property):
+ def __get__(self, cls, owner):
+ return self.fget.__get__(None, owner)()
diff --git a/ironic_lib/tests/examples/example_efi.yaml b/ironic_lib/tests/examples/example_efi.yaml
index fe774d9..2a9a7b9 100644
--- a/ironic_lib/tests/examples/example_efi.yaml
+++ b/ironic_lib/tests/examples/example_efi.yaml
@@ -2,8 +2,7 @@ disk_config:
partition_table: gpt
blockdev:
sda:
- candidates:
- serial: 55cd2e404c02bac5
+ candidates: any
partitions:
d0p1:
size: 550M
diff --git a/ironic_lib/tests/examples/megacli.yml b/ironic_lib/tests/examples/megacli.yml
new file mode 100644
index 0000000..c98ad4f
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli.yml
@@ -0,0 +1,12 @@
+disk_config:
+ blockdev:
+ disk0:
+ candidates: any
+ disk1:
+ candidates: any
+ hwraid:
+ raid0:
+ raidtype: 1
+ partitions:
+ - disk0
+ - disk1
diff --git a/ironic_lib/tests/examples/megacli_2_raids.yml b/ironic_lib/tests/examples/megacli_2_raids.yml
new file mode 100644
index 0000000..5f89667
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_2_raids.yml
@@ -0,0 +1,22 @@
+
+disk_config:
+ blockdev:
+ disk0:
+ candidates: any
+ disk1:
+ candidates: any
+ disk2:
+ candidates: any
+ disk3:
+ candidates: any
+ hwraid:
+ raid0:
+ raidtype: 1
+ partitions:
+ - disk0
+ - disk1
+ raid1:
+ raidtype: 1
+ partitions:
+ - disk2
+ - disk3
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/lspci_output.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/lspci_output.txt
new file mode 100644
index 0000000..db45214
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/lspci_output.txt
@@ -0,0 +1,7 @@
+00:1f.2 SATA controller: Intel Corporation C610/X99 series chipset 6-Port SATA Controller [AHCI mode] (rev 05)
+01:00.0 Ethernet controller: Intel Corporation 82599ES 10-Gigabit SFI/SFP+ Network Connection (rev 01)
+01:00.1 Ethernet controller: Intel Corporation 82599ES 10-Gigabit SFI/SFP+ Network Connection (rev 01)
+02:00.0 RAID bus controller: LSI Logic / Symbios Logic MegaRAID SAS-3 3108 [Invader] (rev 02)
+06:00.0 Ethernet controller: Intel Corporation I350 Gigabit Network Connection (rev 01)
+06:00.1 Ethernet controller: Intel Corporation I350 Gigabit Network Connection (rev 01)
+07:00.0 PCI bridge: Renesas Technology Corp. SH7758 PCIe Switch [PS]
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_adinfo_output.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_adinfo_output.txt
new file mode 100644
index 0000000..169550a
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_adinfo_output.txt
@@ -0,0 +1,303 @@
+
+Adapter #0
+
+==============================================================================
+ Versions
+ ================
+Product Name : PERC H730 Mini
+Serial No : 53702BF
+FW Package Build: 25.2.2-0004
+
+ Mfg. Data
+ ================
+Mfg. Date : 03/09/15
+Rework Date : 03/09/15
+Revision No : A00
+Battery FRU : N/A
+
+ Image Versions in Flash:
+ ================
+BIOS Version : 6.18.03.0_4.16.07.00_0x06070400
+Ctrl-R Version : 5.03-0010
+FW Version : 4.241.00-4163
+NVDATA Version : 3.1310.00-0084
+Boot Block Version : 3.02.00.00-0000
+
+ Pending Images in Flash
+ ================
+None
+
+ PCI Info
+ ================
+Controller Id : 0000
+Vendor Id : 1000
+Device Id : 005d
+SubVendorId : 1028
+SubDeviceId : 1f49
+
+Host Interface : PCIE
+
+ChipRevision : C0
+
+Link Speed : 3
+Number of Frontend Port: 0
+Device Interface : PCIE
+
+Number of Backend Port: 8
+Port : Address
+0 500056b31234abff
+1 0000000000000000
+2 0000000000000000
+3 0000000000000000
+4 0000000000000000
+5 0000000000000000
+6 0000000000000000
+7 0000000000000000
+
+ HW Configuration
+ ================
+SAS Address : 544a84201ed45b00
+BBU : Present
+Alarm : Absent
+NVRAM : Present
+Serial Debugger : Present
+Memory : Present
+Flash : Present
+Memory Size : 1024MB
+TPM : Absent
+On board Expander: Absent
+Upgrade Key : Absent
+Temperature sensor for ROC : Present
+Temperature sensor for controller : Present
+
+ROC temperature : 49 degree Celsius
+Controller temperature : 49 degree Celcius
+
+ Settings
+ ================
+Current Time : 12:49:11 1/19, 2018
+Predictive Fail Poll Interval : 300sec
+Interrupt Throttle Active Count : 16
+Interrupt Throttle Completion : 50us
+Rebuild Rate : 30%
+PR Rate : 30%
+BGI Rate : 30%
+Check Consistency Rate : 30%
+Reconstruction Rate : 30%
+Cache Flush Interval : 4s
+Max Drives to Spinup at One Time : 4
+Delay Among Spinup Groups : 12s
+Physical Drive Coercion Mode : 128MB
+Cluster Mode : Disabled
+Alarm : Disabled
+Auto Rebuild : Enabled
+Battery Warning : Enabled
+Ecc Bucket Size : 255
+Ecc Bucket Leak Rate : 240 Minutes
+Restore HotSpare on Insertion : Disabled
+Expose Enclosure Devices : Disabled
+Maintain PD Fail History : Disabled
+Host Request Reordering : Enabled
+Auto Detect BackPlane Enabled : SGPIO/i2c SEP
+Load Balance Mode : Auto
+Use FDE Only : Yes
+Security Key Assigned : No
+Security Key Failed : No
+Security Key Not Backedup : No
+Default LD PowerSave Policy : Controller Defined
+Maximum number of direct attached drives to spin up in 1 min : 0
+Auto Enhanced Import : No
+Any Offline VD Cache Preserved : No
+Allow Boot with Preserved Cache : No
+Disable Online Controller Reset : No
+PFK in NVRAM : No
+Use disk activity for locate : No
+POST delay : 90 seconds
+BIOS Error Handling : Pause on Errors
+Current Boot Mode :Normal
+ Capabilities
+ ================
+RAID Level Supported : RAID0, RAID1, RAID5, RAID6, RAID10, RAID50, RAID60, PRL 11, PRL 11 with spanning, PRL11-RLQ0 DDF layout with no span, PRL11-RLQ0 DDF layout with span
+Supported Drives : SAS, SATA
+
+Allowed Mixing:
+
+Mix in Enclosure Allowed
+
+ Status
+ ================
+ECC Bucket Count : 0
+
+ Limitations
+ ================
+Max Arms Per VD : 32
+Max Spans Per VD : 8
+Max Arrays : 128
+Max Number of VDs : 64
+Max Parallel Commands : 928
+Max SGE Count : 60
+Max Data Transfer Size : 8192 sectors
+Max Strips PerIO : 42
+Max LD per array : 16
+Min Strip Size : 64 KB
+Max Strip Size : 1.0 MB
+Max Configurable CacheCade Size: 0 GB
+Current Size of CacheCade : 0 GB
+Current Size of FW Cache : 939 MB
+
+ Device Present
+ ================
+Virtual Drives : 0
+ Degraded : 0
+ Offline : 0
+Physical Devices : 25
+ Disks : 24
+ Critical Disks : 0
+ Failed Disks : 0
+
+ Supported Adapter Operations
+ ================
+Rebuild Rate : Yes
+CC Rate : Yes
+BGI Rate : Yes
+Reconstruct Rate : Yes
+Patrol Read Rate : Yes
+Alarm Control : Yes
+Cluster Support : No
+BBU : Yes
+Spanning : Yes
+Dedicated Hot Spare : Yes
+Revertible Hot Spares : Yes
+Foreign Config Import : Yes
+Self Diagnostic : Yes
+Allow Mixed Redundancy on Array : No
+Global Hot Spares : Yes
+Deny SCSI Passthrough : No
+Deny SMP Passthrough : No
+Deny STP Passthrough : No
+Support Security : Yes
+Snapshot Enabled : No
+Support the OCE without adding drives : Yes
+Support PFK : No
+Support PI : Yes
+Support Boot Time PFK Change : No
+Disable Online PFK Change : No
+Support LDPI Type1 : No
+Support LDPI Type2 : Yes
+Support LDPI Type3 : No
+Support Shield State : Yes
+Block SSD Write Disk Cache Change: No
+Support Online FW Update : Yes
+
+ Supported VD Operations
+ ================
+Read Policy : Yes
+Write Policy : Yes
+IO Policy : Yes
+Access Policy : Yes
+Disk Cache Policy : Yes
+Reconstruction : Yes
+Deny Locate : No
+Deny CC : No
+Allow Ctrl Encryption: No
+Enable LDBBM : Yes
+Support Breakmirror : Yes
+Power Savings : Yes
+
+ Supported PD Operations
+ ================
+Force Online : Yes
+Force Offline : Yes
+Force Rebuild : Yes
+Deny Force Failed : No
+Deny Force Good/Bad : No
+Deny Missing Replace : No
+Deny Clear : No
+Deny Locate : No
+Support Temperature : Yes
+NCQ : No
+Disable Copyback : No
+Enable JBOD : Yes
+Enable Copyback on SMART : No
+Enable Copyback to SSD on SMART Error : No
+Enable SSD Patrol Read : No
+PR Correct Unconfigured Areas : Yes
+Enable Spin Down of UnConfigured Drives : No
+Disable Spin Down of hot spares : Yes
+Spin Down time : 30
+T10 Power State : Yes
+ Error Counters
+ ================
+Memory Correctable Errors : 0
+Memory Uncorrectable Errors : 0
+
+ Cluster Information
+ ================
+Cluster Permitted : No
+Cluster Active : No
+
+ Default Settings
+ ================
+Phy Polarity : 0
+Phy PolaritySplit : 0
+Background Rate : 30
+Strip Size : 64kB
+Flush Time : 4 seconds
+Write Policy : WB
+Read Policy : Adaptive
+Cache When BBU Bad : Disabled
+Cached IO : No
+SMART Mode : Mode 6
+Alarm Disable : No
+Coercion Mode : 128MB
+ZCR Config : Unknown
+Dirty LED Shows Drive Activity : No
+BIOS Continue on Error : 1
+Spin Down Mode : None
+Allowed Device Type : SAS/SATA Mix
+Allow Mix in Enclosure : Yes
+Allow HDD SAS/SATA Mix in VD : No
+Allow SSD SAS/SATA Mix in VD : No
+Allow HDD/SSD Mix in VD : No
+Allow SATA in Cluster : No
+Max Chained Enclosures : 4
+Disable Ctrl-R : No
+Enable Web BIOS : No
+Direct PD Mapping : Yes
+BIOS Enumerate VDs : Yes
+Restore Hot Spare on Insertion : No
+Expose Enclosure Devices : No
+Maintain PD Fail History : No
+Disable Puncturing : No
+Zero Based Enclosure Enumeration : Yes
+PreBoot CLI Enabled : No
+LED Show Drive Activity : Yes
+Cluster Disable : Yes
+SAS Disable : No
+Auto Detect BackPlane Enable : SGPIO/i2c SEP
+Use FDE Only : Yes
+Enable Led Header : No
+Delay during POST : 0
+EnableCrashDump : No
+Disable Online Controller Reset : No
+EnableLDBBM : Yes
+Un-Certified Hard Disk Drives : Allow
+Treat Single span R1E as R10 : Yes
+Max LD per array : 16
+Power Saving option : Don't spin down unconfigured drives
+Don't spin down Hot spares
+Don't Auto spin down Configured Drives
+Power settings apply to all drives - individual PD/LD power settings cannot be set
+Max power savings option is not allowed for LDs. Only T10 power conditions are to be used.
+Cached writes are not used for spun down VDs
+Can schedule disable power savings at controller level
+Default spin down time in minutes: 30
+Enable JBOD : Yes
+TTY Log In Flash : Yes
+Auto Enhanced Import : No
+BreakMirror RAID Support : Yes
+Disable Join Mirror : Yes
+Enable Shield State : No
+Time taken to detect CME : 60s
+
+Exit Code: 0x00
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ld_output.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ld_output.txt
new file mode 100644
index 0000000..a310a4c
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ld_output.txt
@@ -0,0 +1,33 @@
+
+
+Adapter 0 -- Virtual Drive Information:
+Virtual Drive: 0 (Target Id: 0)
+Name :
+RAID Level : Primary-1, Secondary-0, RAID Level Qualifier-0
+Size : 223.0 GB
+Sector Size : 512
+Is VD emulated : Yes
+Mirror Data : 223.0 GB
+State : Optimal
+Strip Size : 64 KB
+Number Of Drives : 2
+Span Depth : 1
+Default Cache Policy: WriteBack, ReadAdaptive, Direct, No Write Cache if Bad BBU
+Current Cache Policy: WriteBack, ReadAdaptive, Direct, No Write Cache if Bad BBU
+Default Access Policy: Read/Write
+Current Access Policy: Read/Write
+Disk Cache Policy : Disk's Default
+Encryption Type : None
+Default Power Savings Policy: Controller Defined
+Current Power Savings Policy: None
+Can spin up in 1 minute: No
+LD has drives that support T10 power conditions: No
+LD's IO profile supports MAX power savings with cached writes: No
+Bad Blocks Exist: No
+PI type: No PI
+
+Is VD Cached: No
+
+
+
+Exit Code: 0x00
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldinfo_2lds_output.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldinfo_2lds_output.txt
new file mode 100644
index 0000000..c90a811
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldinfo_2lds_output.txt
@@ -0,0 +1,65 @@
+
+
+Adapter 0 -- Virtual Drive Information:
+Virtual Drive: 0 (Target Id: 0)
+Name :
+RAID Level : Primary-0, Secondary-0, RAID Level Qualifier-0
+Size : 446.0 GB
+Sector Size : 512
+Is VD emulated : Yes
+Parity Size : 0
+State : Optimal
+Strip Size : 64 KB
+Number Of Drives : 2
+Span Depth : 1
+Default Cache Policy: WriteBack, ReadAdaptive, Direct, No Write Cache if Bad
+BBU
+Current Cache Policy: WriteBack, ReadAdaptive, Direct, No Write Cache if Bad
+BBU
+Default Access Policy: Read/Write
+Current Access Policy: Read/Write
+Disk Cache Policy : Disk's Default
+Encryption Type : None
+Default Power Savings Policy: Controller Defined
+Current Power Savings Policy: None
+Can spin up in 1 minute: No
+LD has drives that support T10 power conditions: No
+LD's IO profile supports MAX power savings with cached writes: No
+Bad Blocks Exist: No
+PI type: No PI
+
+Is VD Cached: No
+
+
+Virtual Drive: 1 (Target Id: 1)
+Name :
+RAID Level : Primary-0, Secondary-0, RAID Level Qualifier-0
+Size : 446.0 GB
+Sector Size : 512
+Is VD emulated : Yes
+Parity Size : 0
+State : Optimal
+Strip Size : 64 KB
+Number Of Drives : 2
+Span Depth : 1
+Default Cache Policy: WriteBack, ReadAdaptive, Direct, No Write Cache if Bad
+BBU
+Current Cache Policy: WriteBack, ReadAdaptive, Direct, No Write Cache if Bad
+BBU
+Default Access Policy: Read/Write
+Current Access Policy: Read/Write
+Disk Cache Policy : Disk's Default
+Encryption Type : None
+Default Power Savings Policy: Controller Defined
+Current Power Savings Policy: None
+Can spin up in 1 minute: No
+LD has drives that support T10 power conditions: No
+LD's IO profile supports MAX power savings with cached writes: No
+Bad Blocks Exist: No
+PI type: No PI
+
+Is VD Cached: No
+
+
+
+Exit Code: 0x00
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldpdinfo.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldpdinfo.txt
new file mode 100644
index 0000000..a50eee7
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldpdinfo.txt
@@ -0,0 +1,292 @@
+
+Adapter #0
+
+Number of Virtual Disks: 3
+Virtual Drive: 0 (Target Id: 0)
+Name :
+RAID Level : Primary-0, Secondary-0, RAID Level Qualifier-0
+Size : 558.406 GB
+Sector Size : 512
+Is VD emulated : No
+Parity Size : 0
+State : Optimal
+Strip Size : 256 KB
+Number Of Drives : 1
+Span Depth : 1
+Default Cache Policy: WriteBack, ReadAdaptive, Direct, No Write Cache if Bad BBU
+Current Cache Policy: WriteThrough, ReadAdaptive, Direct, No Write Cache if Bad BBU
+Default Access Policy: Read/Write
+Current Access Policy: Read/Write
+Disk Cache Policy : Disk's Default
+Encryption Type : None
+PI type: No PI
+
+Is VD Cached: No
+Number of Spans: 1
+Span: 0 - Number of PDs: 1
+
+PD: 0 Information
+Enclosure Device ID: 252
+Slot Number: 0
+Drive's position: DiskGroup: 0, Span: 0, Arm: 0
+Enclosure position: N/A
+Device Id: 11
+WWN: 5000C5008809C900
+Sequence Number: 6
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SAS
+
+Raw Size: 558.911 GB [0x45dd2fb0 Sectors]
+Non Coerced Size: 558.411 GB [0x45cd2fb0 Sectors]
+Coerced Size: 558.406 GB [0x45cd0000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 512
+Firmware state: Online, Spun Up
+Commissioned Spare : No
+Emergency Spare : No
+Device Firmware Level: 000B
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x5000c5008809c901
+SAS Address(1): 0x0
+Connected Port Number: 0(path0)
+Inquiry Data: SEAGATE ST3600057SS 000B6SL9W65G
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Hard Disk Device
+Drive: Not Certified
+Drive Temperature :48C (118.40 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Port-1 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Virtual Drive: 1 (Target Id: 1)
+Name :
+RAID Level : Primary-0, Secondary-0, RAID Level Qualifier-0
+Size : 558.406 GB
+Sector Size : 512
+Is VD emulated : No
+Parity Size : 0
+State : Optimal
+Strip Size : 256 KB
+Number Of Drives : 1
+Span Depth : 1
+Default Cache Policy: WriteBack, ReadAdaptive, Direct, No Write Cache if Bad BBU
+Current Cache Policy: WriteThrough, ReadAdaptive, Direct, No Write Cache if Bad BBU
+Default Access Policy: Read/Write
+Current Access Policy: Read/Write
+Disk Cache Policy : Disk's Default
+Encryption Type : None
+PI type: No PI
+
+Is VD Cached: No
+Number of Spans: 1
+Span: 0 - Number of PDs: 1
+
+PD: 0 Information
+Enclosure Device ID: 252
+Slot Number: 1
+Drive's position: DiskGroup: 1, Span: 0, Arm: 0
+Enclosure position: N/A
+Device Id: 8
+WWN: 5000C5007F9F69F8
+Sequence Number: 6
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SAS
+
+Raw Size: 558.911 GB [0x45dd2fb0 Sectors]
+Non Coerced Size: 558.411 GB [0x45cd2fb0 Sectors]
+Coerced Size: 558.406 GB [0x45cd0000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 512
+Firmware state: Online, Spun Up
+Commissioned Spare : No
+Emergency Spare : No
+Device Firmware Level: 000B
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x5000c5007f9f69f9
+SAS Address(1): 0x0
+Connected Port Number: 1(path0)
+Inquiry Data: SEAGATE ST3600057SS 000B6SL9XPY2
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Hard Disk Device
+Drive: Not Certified
+Drive Temperature :48C (118.40 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Port-1 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Virtual Drive: 2 (Target Id: 2)
+Name :
+RAID Level : Primary-0, Secondary-0, RAID Level Qualifier-0
+Size : 1.089 TB
+Sector Size : 512
+Is VD emulated : No
+Parity Size : 0
+State : Optimal
+Strip Size : 256 KB
+Number Of Drives : 2
+Span Depth : 1
+Default Cache Policy: WriteBack, ReadAdaptive, Direct, No Write Cache if Bad BBU
+Current Cache Policy: WriteThrough, ReadAdaptive, Direct, No Write Cache if Bad BBU
+Default Access Policy: Read/Write
+Current Access Policy: Read/Write
+Disk Cache Policy : Disk's Default
+Encryption Type : None
+PI type: No PI
+
+Is VD Cached: No
+Number of Spans: 1
+Span: 0 - Number of PDs: 2
+
+PD: 0 Information
+Enclosure Device ID: 252
+Slot Number: 2
+Drive's position: DiskGroup: 2, Span: 0, Arm: 0
+Enclosure position: N/A
+Device Id: 9
+WWN: 5000C50088108B18
+Sequence Number: 6
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SAS
+
+Raw Size: 558.911 GB [0x45dd2fb0 Sectors]
+Non Coerced Size: 558.411 GB [0x45cd2fb0 Sectors]
+Coerced Size: 558.406 GB [0x45cd0000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 512
+Firmware state: Online, Spun Up
+Commissioned Spare : No
+Emergency Spare : No
+Device Firmware Level: 000B
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x5000c50088108b19
+SAS Address(1): 0x0
+Connected Port Number: 2(path0)
+Inquiry Data: SEAGATE ST3600057SS 000B6SL9Y2MX
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Hard Disk Device
+Drive: Not Certified
+Drive Temperature :48C (118.40 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Port-1 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+
+PD: 1 Information
+Enclosure Device ID: 252
+Slot Number: 3
+Drive's position: DiskGroup: 2, Span: 0, Arm: 1
+Enclosure position: N/A
+Device Id: 12
+WWN: 5000C5007F9F6BB0
+Sequence Number: 6
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SAS
+
+Raw Size: 558.911 GB [0x45dd2fb0 Sectors]
+Non Coerced Size: 558.411 GB [0x45cd2fb0 Sectors]
+Coerced Size: 558.406 GB [0x45cd0000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 512
+Firmware state: Online, Spun Up
+Commissioned Spare : No
+Emergency Spare : No
+Device Firmware Level: 000B
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x5000c5007f9f6bb1
+SAS Address(1): 0x0
+Connected Port Number: 3(path0)
+Inquiry Data: SEAGATE ST3600057SS 000B6SL9XPWZ
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Hard Disk Device
+Drive: Not Certified
+Drive Temperature :46C (114.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Port-1 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+
+Exit Code: 0x00
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldpdinfo_raid10.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldpdinfo_raid10.txt
new file mode 100644
index 0000000..816508f
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_ldpdinfo_raid10.txt
@@ -0,0 +1,250 @@
+
+Adapter #0
+
+Number of Virtual Disks: 1
+Virtual Drive: 0 (Target Id: 0)
+Name :
+RAID Level : Primary-1, Secondary-0, RAID Level Qualifier-0
+Size : 1.089 TB
+Sector Size : 512
+Is VD emulated : No
+Mirror Data : 1.089 TB
+State : Optimal
+Strip Size : 256 KB
+Number Of Drives per span:2
+Span Depth : 2
+Default Cache Policy: WriteBack, ReadAdaptive, Direct, No Write Cache if Bad BBU
+Current Cache Policy: WriteThrough, ReadAdaptive, Direct, No Write Cache if Bad BBU
+Default Access Policy: Read/Write
+Current Access Policy: Read/Write
+Disk Cache Policy : Disk's Default
+Encryption Type : None
+PI type: No PI
+
+Is VD Cached: No
+Number of Spans: 2
+Span: 0 - Number of PDs: 2
+
+PD: 0 Information
+Enclosure Device ID: 252
+Slot Number: 0
+Drive's position: DiskGroup: 0, Span: 0, Arm: 0
+Enclosure position: N/A
+Device Id: 11
+WWN: 5000C5008809C900
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SAS
+
+Raw Size: 558.911 GB [0x45dd2fb0 Sectors]
+Non Coerced Size: 558.411 GB [0x45cd2fb0 Sectors]
+Coerced Size: 558.406 GB [0x45cd0000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 512
+Firmware state: Online, Spun Up
+Commissioned Spare : No
+Emergency Spare : No
+Device Firmware Level: 000B
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x5000c5008809c901
+SAS Address(1): 0x0
+Connected Port Number: 0(path0)
+Inquiry Data: SEAGATE ST3600057SS 000B6SL9W65G
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Hard Disk Device
+Drive: Not Certified
+Drive Temperature :42C (107.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Port-1 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+
+PD: 1 Information
+Enclosure Device ID: 252
+Slot Number: 1
+Drive's position: DiskGroup: 0, Span: 0, Arm: 1
+Enclosure position: N/A
+Device Id: 8
+WWN: 5000C5007F9F69F8
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SAS
+
+Raw Size: 558.911 GB [0x45dd2fb0 Sectors]
+Non Coerced Size: 558.411 GB [0x45cd2fb0 Sectors]
+Coerced Size: 558.406 GB [0x45cd0000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 512
+Firmware state: Online, Spun Up
+Commissioned Spare : No
+Emergency Spare : No
+Device Firmware Level: 000B
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x5000c5007f9f69f9
+SAS Address(1): 0x0
+Connected Port Number: 1(path0)
+Inquiry Data: SEAGATE ST3600057SS 000B6SL9XPY2
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Hard Disk Device
+Drive: Not Certified
+Drive Temperature :41C (105.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Port-1 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Span: 1 - Number of PDs: 2
+
+PD: 0 Information
+Enclosure Device ID: 252
+Slot Number: 2
+Drive's position: DiskGroup: 0, Span: 1, Arm: 0
+Enclosure position: N/A
+Device Id: 9
+WWN: 5000C50088108B18
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SAS
+
+Raw Size: 558.911 GB [0x45dd2fb0 Sectors]
+Non Coerced Size: 558.411 GB [0x45cd2fb0 Sectors]
+Coerced Size: 558.406 GB [0x45cd0000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 512
+Firmware state: Online, Spun Up
+Commissioned Spare : No
+Emergency Spare : No
+Device Firmware Level: 000B
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x5000c50088108b19
+SAS Address(1): 0x0
+Connected Port Number: 2(path0)
+Inquiry Data: SEAGATE ST3600057SS 000B6SL9Y2MX
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Hard Disk Device
+Drive: Not Certified
+Drive Temperature :42C (107.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Port-1 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+
+PD: 1 Information
+Enclosure Device ID: 252
+Slot Number: 3
+Drive's position: DiskGroup: 0, Span: 1, Arm: 1
+Enclosure position: N/A
+Device Id: 12
+WWN: 5000C5007F9F6BB0
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SAS
+
+Raw Size: 558.911 GB [0x45dd2fb0 Sectors]
+Non Coerced Size: 558.411 GB [0x45cd2fb0 Sectors]
+Coerced Size: 558.406 GB [0x45cd0000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 512
+Firmware state: Online, Spun Up
+Commissioned Spare : No
+Emergency Spare : No
+Device Firmware Level: 000B
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x5000c5007f9f6bb1
+SAS Address(1): 0x0
+Connected Port Number: 3(path0)
+Inquiry Data: SEAGATE ST3600057SS 000B6SL9XPWZ
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Hard Disk Device
+Drive: Not Certified
+Drive Temperature :41C (105.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Port-1 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+
+Exit Code: 0x00
+
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_output.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_output.txt
new file mode 100644
index 0000000..39b29ff
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_output.txt
@@ -0,0 +1,187 @@
+Adapter #0
+
+Enclosure Device ID: 32
+Slot Number: 9
+Enclosure position: 1
+Device Id: 9
+WWN: 55cd2e404c02b114
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 121
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Unconfigured(good), Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc9
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306AN240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 10
+Enclosure position: 1
+Device Id: 10
+WWN: 55cd2e404c02b181
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 85
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Unconfigured(good), Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abca
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306DV240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 12
+Enclosure position: 1
+Device Id: 9
+WWN: 55cd2e404c02b232
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 121
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Unconfigured(good), Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc9
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306AN240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 18
+Enclosure position: 1
+Device Id: 10
+WWN: 55cd80f12302b181
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 85
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Unconfigured(good), Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abca
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306DV240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_pdinfo_jbod_output.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_pdinfo_jbod_output.txt
new file mode 100644
index 0000000..8640150
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_pdinfo_jbod_output.txt
@@ -0,0 +1,50 @@
+
+Enclosure Device ID: 32
+Slot Number: 22
+Enclosure position: 1
+Device Id: 22
+WWN: 55cd2e404c03588c
+Sequence Number: 14
+Media Error Count: 0
+Other Error Count: 7
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abd6
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA521405BQ240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :24C (75.20 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+
+Exit Code: 0x00
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_pdinfo_unconfigured_output.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_pdinfo_unconfigured_output.txt
new file mode 100644
index 0000000..dc9132b
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_pdinfo_unconfigured_output.txt
@@ -0,0 +1,50 @@
+
+Enclosure Device ID: 32
+Slot Number: 22
+Enclosure position: 1
+Device Id: 22
+WWN: 55cd2e404c03588c
+Sequence Number: 15
+Media Error Count: 0
+Other Error Count: 8
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Unconfigured(good), Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abd6
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA521405BQ240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :24C (75.20 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+
+Exit Code: 0x00
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_real_output.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_real_output.txt
new file mode 100644
index 0000000..bf426ef
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/megacli_real_output.txt
@@ -0,0 +1,1142 @@
+
+Adapter #0
+
+Enclosure Device ID: 32
+Slot Number: 0
+Drive's position: DiskGroup: 1, Span: 0, Arm: 0
+Enclosure position: 1
+Device Id: 0
+WWN: 55cd2e404c02bbe7
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Online, Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc0
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520308TJ240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 1
+Drive's position: DiskGroup: 0, Span: 0, Arm: 0
+Enclosure position: 1
+Device Id: 1
+WWN: 55cd2e404c02bbf2
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Online, Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc1
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520308TX240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 2
+Drive's position: DiskGroup: 0, Span: 0, Arm: 1
+Enclosure position: 1
+Device Id: 2
+WWN: 55cd2e404c02b0a7
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Online, Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc2
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA5203067C240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 3
+Drive's position: DiskGroup: 1, Span: 0, Arm: 1
+Enclosure position: 1
+Device Id: 3
+WWN: 55cd2e404c035a20
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Online, Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc3
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA521405SG240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 4
+Drive's position: DiskGroup: 1, Span: 0, Arm: 2
+Enclosure position: 1
+Device Id: 4
+WWN: 55cd2e404c035434
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Online, Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc4
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA5214044V240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 5
+Drive's position: DiskGroup: 1, Span: 0, Arm: 3
+Enclosure position: 1
+Device Id: 5
+WWN: 55cd2e404c02b162
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Online, Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc5
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306CY240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 6
+Drive's position: DiskGroup: 2, Span: 0, Arm: 0
+Enclosure position: 1
+Device Id: 6
+WWN: 55cd2e404c0356a6
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Online, Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc6
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA521404UP240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 7
+Drive's position: DiskGroup: 2, Span: 0, Arm: 1
+Enclosure position: 1
+Device Id: 7
+WWN: 55cd2e404c02b1a3
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Online, Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc7
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306EV240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 8
+Drive's position: DiskGroup: 2, Span: 0, Arm: 2
+Enclosure position: 1
+Device Id: 8
+WWN: 55cd2e404c02b252
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 0
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: Online, Spun Up
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc8
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306L6240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 9
+Enclosure position: 1
+Device Id: 9
+WWN: 55cd2e404c02b114
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 11
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abc9
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306AN240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 10
+Enclosure position: 1
+Device Id: 10
+WWN: 55cd2e404c02b181
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abca
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306DV240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 11
+Enclosure position: 1
+Device Id: 11
+WWN: 55cd2e404c0358b7
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abcb
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA521405DL240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 12
+Enclosure position: 1
+Device Id: 12
+WWN: 55cd2e404c02b1e8
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abcc
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306GW240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 13
+Enclosure position: 1
+Device Id: 13
+WWN: 55cd2e404c02bac5
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abcd
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520308JK240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 14
+Enclosure position: 1
+Device Id: 14
+WWN: 55cd2e404c02b1ee
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abce
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306H2240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 15
+Enclosure position: 1
+Device Id: 15
+WWN: 55cd2e404c02b1d5
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abcf
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306GB240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 16
+Enclosure position: 1
+Device Id: 16
+WWN: 55cd2e404c02b197
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abd0
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306EH240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 17
+Enclosure position: 1
+Device Id: 17
+WWN: 55cd2e404c02b1ea
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abd1
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306GY240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 18
+Enclosure position: 1
+Device Id: 18
+WWN: 55cd2e404c02bbd2
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abd2
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520308SV240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 19
+Enclosure position: 1
+Device Id: 19
+WWN: 55cd2e404c02b191
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abd3
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520306EB240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 20
+Enclosure position: 1
+Device Id: 20
+WWN: 55cd2e404c02bbb1
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abd4
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520308RW240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 21
+Enclosure position: 1
+Device Id: 21
+WWN: 55cd2e404c035a61
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abd5
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA521405UH240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 22
+Enclosure position: 1
+Device Id: 22
+WWN: 55cd2e404c03588c
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abd6
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA521405BQ240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :21C (69.80 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+Enclosure Device ID: 32
+Slot Number: 23
+Enclosure position: 1
+Device Id: 23
+WWN: 55cd2e404c02bb54
+Sequence Number: 2
+Media Error Count: 0
+Other Error Count: 2
+Predictive Failure Count: 0
+Last Predictive Failure Event Seq Number: 0
+PD Type: SATA
+
+Raw Size: 223.570 GB [0x1bf244b0 Sectors]
+Non Coerced Size: 223.070 GB [0x1be244b0 Sectors]
+Coerced Size: 223.0 GB [0x1be00000 Sectors]
+Sector Size: 512
+Logical Sector Size: 512
+Physical Sector Size: 4096
+Firmware state: JBOD
+Device Firmware Level: 0130
+Shield Counter: 0
+Successful diagnostics completion on : N/A
+SAS Address(0): 0x500056b31234abd7
+Connected Port Number: 0(path0)
+Inquiry Data: BTWA520308P2240AGN INTEL SSDSC2BB240G6 G2010130
+FDE Capable: Not Capable
+FDE Enable: Disable
+Secured: Unsecured
+Locked: Unlocked
+Needs EKM Attention: No
+Foreign State: None
+Device Speed: 6.0Gb/s
+Link Speed: 6.0Gb/s
+Media Type: Solid State Device
+Drive: Not Certified
+Drive Temperature :22C (71.60 F)
+PI Eligibility: No
+Drive is formatted for PI information: No
+PI: No PI
+Drive's NCQ setting : N/A
+Port-0 :
+Port status: Active
+Port's Linkspeed: 6.0Gb/s
+Drive has flagged a S.M.A.R.T alert : No
+
+
+
+
+Exit Code: 0x00
diff --git a/ironic_lib/tests/examples/megacli_cmd_outputs/udevadm_output.txt b/ironic_lib/tests/examples/megacli_cmd_outputs/udevadm_output.txt
new file mode 100644
index 0000000..c5b8ca2
--- /dev/null
+++ b/ironic_lib/tests/examples/megacli_cmd_outputs/udevadm_output.txt
@@ -0,0 +1,32 @@
+P: /devices/pci0000:00/0000:00:01.0/0000:02:00.0/host0/target0:2:0/0:2:0:0/block/sdb
+N: sdb
+S: disk/by-id/scsi-3644a84201ed45b0021fdb43490b2853a
+S: disk/by-id/wwn-0x644a84201ed45b0021fdb43490b2853a
+S: disk/by-path/pci-0000:02:00.0-scsi-0:2:0:0
+E: DEVLINKS=/dev/disk/by-path/pci-0000:02:00.0-scsi-0:2:0:0 /dev/disk/by-id/scsi-3644a84201ed45b0021fdb43490b2853a /dev/disk/by-id/wwn-0x644a84201ed45b0021fdb43490b2853a
+E: DEVNAME=/dev/sdb
+E: DEVPATH=/devices/pci0000:00/0000:00:01.0/0000:02:00.0/host0/target0:2:0/0:2:0:0/block/sdb
+E: DEVTYPE=disk
+E: ID_BUS=scsi
+E: ID_MODEL=PERC_H730_Mini
+E: ID_MODEL_ENC=PERC\x20H730\x20Mini\x20\x20
+E: ID_PART_TABLE_TYPE=dos
+E: ID_PART_TABLE_UUID=f59a20fd
+E: ID_PATH=pci-0000:02:00.0-scsi-0:2:0:0
+E: ID_PATH_TAG=pci-0000_02_00_0-scsi-0_2_0_0
+E: ID_REVISION=4.24
+E: ID_SCSI=1
+E: ID_SCSI_SERIAL=003a85b29034b4fd21005bd41e20844a
+E: ID_SERIAL=3644a84201ed45b0021fdb43490b2853a
+E: ID_SERIAL_SHORT=644a84201ed45b0021fdb43490b2853a
+E: ID_TYPE=disk
+E: ID_VENDOR=DELL
+E: ID_VENDOR_ENC=DELL\x20\x20\x20\x20
+E: ID_WWN=0x644a84201ed45b00
+E: ID_WWN_VENDOR_EXTENSION=0x21fdb43490b2853a
+E: ID_WWN_WITH_EXTENSION=0x644a84201ed45b0021fdb43490b2853a
+E: MAJOR=8
+E: MINOR=16
+E: SUBSYSTEM=block
+E: TAGS=:systemd:
+E: USEC_INITIALIZED=79540079037
diff --git a/ironic_lib/tests/test_megacli.py b/ironic_lib/tests/test_megacli.py
new file mode 100644
index 0000000..39be10a
--- /dev/null
+++ b/ironic_lib/tests/test_megacli.py
@@ -0,0 +1,716 @@
+# Copyright (c) 2018 Intel Corporation
+#
+# 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 subprocess
+import unittest
+try:
+ from unittest import mock
+except ImportError:
+ import mock
+
+import yaml
+
+from ironic_lib.system_installer import exceptions
+from ironic_lib.system_installer import MegaCliSetup
+from ironic_lib.system_installer import PartitionSetup
+
+
+class MegaCliTest(unittest.TestCase):
+
+ @mock.patch('subprocess.check_call')
+ def setUp(self, call):
+ with open('ironic_lib/tests/examples/megacli.yml') as f:
+ conf = yaml.load(f)
+ self.megacli = MegaCliSetup(conf['disk_config'])
+
+ @mock.patch('os.path.isfile')
+ @mock.patch('subprocess.check_call')
+ def test_megacli_path_default_value(self, exe, isfile):
+ isfile.return_value = True
+ exe.side_effect = subprocess.CalledProcessError("1", "MegaCli64")
+ self.megacli._megacli_path_cached.cache_clear()
+ self.assertEqual(self.megacli._megacli_path,
+ self.megacli.default_megacli_path)
+
+ @mock.patch('os.path.isfile')
+ @mock.patch('subprocess.check_call')
+ def test_megacli_path_in_path(self, exe, isfile):
+ isfile.return_value = True
+ self.megacli._megacli_path_cached.cache_clear()
+ self.assertEqual(self.megacli._megacli_path, 'MegaCli64')
+
+ @mock.patch('os.path.isfile')
+ @mock.patch('subprocess.check_call')
+ def test_megacli_path_fail(self, exe, file):
+ file.return_value = False
+ exe.side_effect = subprocess.CalledProcessError("1", "MegaCli64")
+ self.megacli._megacli_path_cached.cache_clear()
+ with self.assertRaises(exceptions.EnvError):
+ self.megacli._megacli_path
+
+ @mock.patch('subprocess.check_output')
+ def test_get_block_device_to_wwn(self, exe):
+ exe.return_value = ('{"blockdevices": [ {"name": "sda", '
+ '"wwn": "0x55cd2e404c02b114"}, {"name": "sdb", '
+ '"wwn": "0x55cd2e404c02b181"}]}')
+ self.assertEqual({'/dev/sda': '55cd2e404c02b114', '/dev/sdb':
+ '55cd2e404c02b181'},
+ self.megacli._get_block_device_to_wwn())
+
+ @mock.patch.object(MegaCliSetup, '_get_adapters_count')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_get_disks_to_wwn(self, exe, path, count):
+ count.return_value = 1
+ path.return_value = 'MegaCli64'
+ with open('ironic_lib/tests/examples/'
+ 'megacli_cmd_outputs/megacli_output.txt') as f:
+ exe.return_value = f.read()
+ mapping = {'0': {'32:9': '55cd2e404c02b114',
+ '32:10': '55cd2e404c02b181',
+ '32:12': '55cd2e404c02b232',
+ '32:18': '55cd80f12302b181'}}
+
+ self.assertDictEqual(self.megacli._get_disks_to_wwn(), mapping)
+
+ @mock.patch.object(MegaCliSetup, '_get_block_device_to_wwn')
+ @mock.patch.object(MegaCliSetup, '_get_disks_to_wwn')
+ def test_map_blk_to_enc(self, disk, block):
+ disk.return_value = {'0': {'32:9': '55cd2e404c02b114',
+ '32:10': '55cd2e404c02b181'},
+ '1': {'32:12': '55cd2e404c02b232',
+ '32:18': '55cd80f12302b181'}}
+
+ block.return_value = {'/dev/sda': '55cd2e404c02b114', '/dev/sdb':
+ '55cd2e404c02b181', '/dev/sdc':
+ '55cd2e404c02b232', '/dev/sdd':
+ '55cd80f12302b181'}
+ mapping = {'/dev/sda': {'adapter': '0', 'enc': '32:9'}, '/dev/sdb':
+ {'adapter': '0', 'enc': '32:10'},
+ '/dev/sdc': {'adapter': '1', 'enc': '32:12'}, '/dev/sdd':
+ {'adapter': '1', 'enc': '32:18'}}
+ self.assertEqual(mapping, self.megacli._map_blk_to_enc())
+
+ def test_get_src_names(self):
+ self.assertEqual(['disk0', 'disk1'], self.megacli.get_src_names())
+
+ def test_get_dst_names(self):
+ self.assertEqual(['raid0'], self.megacli.get_dst_names())
+
+ @mock.patch.object(MegaCliSetup, '_get_firmware_state')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_call')
+ def test_make_disks_good_one_disk(self, call, path, fw):
+ path.return_value = 'MegaCli64'
+ fw.return_value = 'JBOD'
+ self.megacli._make_disks_good(['32:12'], 0)
+ call.assert_called_once_with('MegaCli64 -PDMakeGood -PhysDrv [32:12] '
+ '-Force -a0'.split())
+
+ @mock.patch.object(MegaCliSetup, '_get_firmware_state')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_call')
+ def test_make_disks_good_multiple_disks(self, call, path, fw):
+ path.return_value = 'MegaCli64'
+ fw.return_value = 'jbod'
+ self.megacli._make_disks_good(['32:12', '32:14'], 0)
+ call.assert_any_call('MegaCli64 -PDMakeGood -PhysDrv [32:12] '
+ '-Force -a0'.split())
+ call.assert_any_call('MegaCli64 -PDMakeGood -PhysDrv [32:14] '
+ '-Force -a0'.split())
+
+ @mock.patch.object(MegaCliSetup, '_get_firmware_state')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_call')
+ def test_make_disks_good_multiple_disks_already_good(self, call, path, fw):
+ path.return_value = 'MegaCli64'
+ fw.return_value = 'good'
+ self.megacli._make_disks_good(['32:12', '32:14'], 0)
+ call.assert_not_called()
+
+ @mock.patch.object(MegaCliSetup, '_hctl_to_disk')
+ @mock.patch.object(MegaCliSetup, '_get_adapters_to_pci_bus')
+ @mock.patch.object(MegaCliSetup, '_make_raid')
+ def test_make_disk_jbod_one_disk(self, make, adapter, hctl):
+ adapter.return_value = {'0': '02:00.0'}
+ pds_in_lds = {'0': {'0': ['32:12']}}
+ make.return_value = '0'
+ self.megacli._make_disks_jbod(['32:12'], '512', '0', pds_in_lds)
+ make.assert_called_once_with(0, '512', ['32:12'], '0', pds_in_lds)
+ hctl.assert_called_once_with('02:00.0', '0')
+
+ @mock.patch.object(MegaCliSetup, '_hctl_to_disk')
+ @mock.patch.object(MegaCliSetup, '_get_adapters_to_pci_bus')
+ @mock.patch.object(MegaCliSetup, '_make_raid')
+ def test_make_disk_jbod_two_disks(self, make, adapter, hctl):
+ adapter.return_value = {'0': '02:00.0'}
+ pds_in_lds = {'0': {'0': ['32:12', '32:12']}}
+ make.side_effect = ['0', '12']
+ self.megacli._make_disks_jbod(['32:12', '32:14'], '512', '0',
+ pds_in_lds)
+ make.assert_any_call(0, '512', ['32:12'], '0', pds_in_lds)
+ make.assert_any_call(0, '512', ['32:14'], '0', pds_in_lds)
+ hctl.assert_any_call('02:00.0', '0')
+ hctl.assert_any_call('02:00.0', '12')
+
+ @mock.patch.object(MegaCliSetup, '_delete_raid')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_make_raid_5(self, exe, path, delete):
+ path.return_value = 'MegaCli64'
+ lines = ['', 'Adapter 0: Created VD 0', '',
+ 'Adapter 0: Configured the Adapter!!', '', 'Exit Code: 0x00']
+ exe.return_value = '\n'.join(lines)
+ pds_in_lds = {'0': {'0': ['32:12'],
+ '1': ['32:11']}}
+ self.assertEqual('0', self.megacli._make_raid(5, '1024',
+ ['32:12', '32:11'], '0',
+ pds_in_lds))
+ exe.assert_any_call('MegaCli64 -CfgLDAdd -R5 [32:12,32:11] '
+ '-strpsz1024 -a0'.split())
+ delete.assert_any_call('0', '0')
+ delete.assert_any_call('1', '0')
+
+ @mock.patch.object(MegaCliSetup, '_delete_raid')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_make_raid_10(self, exe, path, delete):
+ path.return_value = 'MegaCli64'
+ lines = ['', 'Adapter 0: Created VD 0', '',
+ 'Adapter 0: Configured the Adapter!!', '', 'Exit Code: 0x00']
+ exe.return_value = '\n'.join(lines)
+ pds_in_lds = {'1': {'0': ['32:12'],
+ '1': ['32:11'],
+ '3': ['32:9'],
+ '2': ['32:10']}}
+ self.assertEqual('0', self.megacli._make_raid(10, '1024', ['32:12',
+ '32:11',
+ '32:10',
+ '32:9'],
+ '1', pds_in_lds))
+ exe.assert_any_call('MegaCli64 -CfgSpanAdd R10 Array0 [32:12,32:11] '
+ 'Array1 [32:10,32:9] -strpsz1024 -a1'.split())
+ delete.assert_any_call('0', '1')
+ delete.assert_any_call('1', '1')
+ delete.assert_any_call('2', '1')
+ delete.assert_any_call('3', '1')
+
+ @mock.patch.object(MegaCliSetup, '_delete_raid')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_make_raid_10_6disks(self, exe, path, delete):
+ path.return_value = 'MegaCli64'
+ lines = ['', 'Adapter 0: Created VD 0', '',
+ 'Adapter 0: Configured the Adapter!!', '', 'Exit Code: 0x00']
+ exe.return_value = '\n'.join(lines)
+ pds_in_lds = {'0': {'0': ['32:12'],
+ '1': ['32:11'],
+ '3': ['32:9'],
+ '4': ['32:8'],
+ '5': ['32:7'],
+ '2': ['32:10']}}
+ self.assertEqual('0', self.megacli._make_raid(10, 256, ['32:12',
+ '32:11',
+ '32:10',
+ '32:9',
+ '32:8',
+ '32:7'],
+ '0', pds_in_lds))
+ exe.assert_any_call('MegaCli64 -CfgSpanAdd R10 Array0 [32:12,32:11] '
+ 'Array1 [32:10,32:9] Array2 [32:8,32:7] '
+ '-strpsz256 -a0'.split())
+ delete.assert_any_call('0', '0')
+ delete.assert_any_call('1', '0')
+ delete.assert_any_call('2', '0')
+ delete.assert_any_call('3', '0')
+ delete.assert_any_call('4', '0')
+ delete.assert_any_call('5', '0')
+
+ @mock.patch.object(MegaCliSetup, '_delete_raid')
+ def test_make_raid_unknown_raid(self, delete):
+ pds_in_lds = {'0': {'0': ['32:12'],
+ '1': ['32:11']}}
+ with self.assertRaises(exceptions.ConfError):
+ self.megacli._make_raid(77, '512', ['32:11'], '0', pds_in_lds)
+
+ delete.assert_any_call('1', '0')
+
+ @mock.patch.object(MegaCliSetup, '_delete_raid')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_make_raid_5_wrong_output(self, exe, path, delete):
+ path.return_value = 'MegaCli64'
+ lines = ['', 'Adapter 0: Created RAID 0', '',
+ 'Adapter 0: Configured the Adapter!!', '', 'Exit Code: 0x00']
+ exe.return_value = '\n'.join(lines)
+ pds_in_lds = {'0': {'0': ['32:12'],
+ '1': ['32:11']}}
+ with self.assertRaises(exceptions.EnvError):
+ self.megacli._make_raid(5, '512', ['32:12', '32:11'], '0',
+ pds_in_lds)
+
+ exe.assert_any_call('MegaCli64 -CfgLDAdd -R5 [32:12,32:11] '
+ '-strpsz512 -a0'.split())
+ delete.assert_any_call('0', '0')
+ delete.assert_any_call('1', '0')
+
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_get_target_of_vd(self, exe, path):
+ path.return_value = 'MegaCli64'
+ with open('ironic_lib/tests/examples/'
+ 'megacli_cmd_outputs/megacli_ld_output.txt') as f:
+ exe.return_value = f.read()
+ self.assertEqual('0', self.megacli._get_target_of_vd('0', '0'))
+ exe.assert_any_call('MegaCli64 -LDInfo -L0 -a0'.split())
+
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_get_firmware_state_jbod(self, exe, path):
+ path.return_value = 'MegaCli64'
+ with open('ironic_lib/tests/examples/megacli_cmd_outputs/'
+ 'megacli_pdinfo_jbod_output.txt') as f:
+ exe.return_value = f.read()
+ self.assertEqual('jbod',
+ self.megacli._get_firmware_state('32:12', '0'))
+ exe.assert_any_call('MegaCli64 -PDInfo -PhysDrv [32:12] -a0'.split())
+
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_get_firmware_state_good(self, exe, path):
+ path.return_value = 'MegaCli64'
+ with open('ironic_lib/tests/examples/megacli_cmd_outputs/'
+ 'megacli_pdinfo_unconfigured_output.txt') as f:
+ exe.return_value = f.read()
+ self.assertEqual('good',
+ self.megacli._get_firmware_state('32:12', '0'))
+ exe.assert_any_call('MegaCli64 -PDInfo -PhysDrv [32:12] -a0'.split())
+
+ def test_get_adapter(self):
+ mapping = {'/dev/sda': {'adapter': '0', 'enc': '32:9'}, '/dev/sdb':
+ {'adapter': '0', 'enc': '32:10'},
+ '/dev/sdc': {'adapter': '1', 'enc': '32:12'}, '/dev/sdd':
+ {'adapter': '1', 'enc': '32:18'}}
+ partitions = ['disk0', 'disk1']
+ devices = {'disk0': '/dev/sda', 'disk1': '/dev/sdb'}
+ self.assertEqual('0', self.megacli._get_adapter(mapping, partitions,
+ devices))
+
+ def test_get_adapter_fail(self):
+ mapping = {'/dev/sda': {'adapter': '0', 'enc': '32:9'}, '/dev/sdb':
+ {'adapter': '0', 'enc': '32:10'},
+ '/dev/sdc': {'adapter': '1', 'enc': '32:12'}, '/dev/sdd':
+ {'adapter': '1', 'enc': '32:18'}}
+ partitions = ['disk0', 'disk1']
+ devices = {'disk0': '/dev/sda', 'disk1': '/dev/sdc'}
+ with self.assertRaises(exceptions.EnvError):
+ self.megacli._get_adapter(mapping, partitions, devices)
+
+ def test_get_encs_from_partitions(self):
+ mapping = {'/dev/sda': {'adapter': '0', 'enc': '32:9'}, '/dev/sdb':
+ {'adapter': '0', 'enc': '32:10'},
+ '/dev/sdc': {'adapter': '1', 'enc': '32:12'}, '/dev/sdd':
+ {'adapter': '1', 'enc': '32:18'}}
+ partitions = ['disk0', 'disk1']
+ devices = {'disk0': '/dev/sda', 'disk1': '/dev/sdb'}
+ self.assertEqual(['32:9', '32:10'],
+ self.megacli._get_encs_from_partitions(mapping,
+ partitions,
+ devices))
+
+ @mock.patch('subprocess.check_output')
+ def test_hctl_to_disk(self, exe):
+ lsblk = ('{"blockdevices": [ {"name": "sda",'
+ '"hctl": "0:2:0:0"}]}')
+
+ with open('ironic_lib/tests/examples/'
+ 'megacli_cmd_outputs/udevadm_output.txt') as f:
+ udev_out = f.read()
+
+ exe.side_effect = [lsblk, udev_out]
+
+ self.assertEqual("/dev/sda",
+ self.megacli._hctl_to_disk("02:00.0", "0"))
+ exe.assert_any_call('lsblk -o NAME,HCTL -d -n -J'.split())
+
+ @mock.patch('subprocess.check_output')
+ def test_hctl_to_disk_fail(self, exe):
+ lsblk = ('{"blockdevices": [ {"name": "sda",'
+ '"hctl": "0:0:17:0"}]}')
+ with open('ironic_lib/tests/examples/'
+ 'megacli_cmd_outputs/udevadm_output.txt') as f:
+ udev_out = f.read()
+
+ exe.side_effect = [lsblk, udev_out, lsblk, udev_out, lsblk, udev_out,
+ lsblk, udev_out, lsblk, udev_out, lsblk, udev_out]
+
+ with self.assertRaises(exceptions.EnvError):
+ self.megacli._hctl_to_disk("02:00.0", "0")
+
+ exe.assert_any_call('lsblk -o NAME,HCTL -d -n -J'.split())
+
+ # ./MegaCli64 -AdpAllinfo -a0
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch.object(MegaCliSetup, '_get_adapters_count')
+ @mock.patch('subprocess.check_output')
+ def test_get_adapter_to_pci_bus(self, exe, ada, mega):
+ mega.return_value = 'MegaCli64'
+ ada.return_value = 1
+ line = " ".join(['02:00.0', 'RAID', 'bus', 'controller', '[0104]:',
+ 'LSI', 'Logic', '/', 'Symbios', 'Logic', 'MegaRAID',
+ 'SAS-3', '3108', '[Invader]', '[1000:005d]', '(rev',
+ '02)'])
+ with open('ironic_lib/tests/examples/megacli_cmd_outputs/'
+ 'megacli_adinfo_output.txt') as f:
+ exe.side_effect = [f.read(), line]
+ self.assertEqual({'0': '02:00.0'},
+ self.megacli._get_adapters_to_pci_bus())
+ exe.assert_any_call('MegaCli64 -AdpAllInfo -a0'.split())
+
+ # 02:00.0 RAID bus controller [0104]: LSI Logic / Symbios Logic MegaRAID
+ # SAS-3 3108 [Invader] [1000:005d] (rev 02)
+ def test_get_bus_from_lspci(self):
+ line = " ".join(['02:00.0', 'RAID', 'bus', 'controller', '[0104]:',
+ 'LSI', 'Logic', '/', 'Symbios', 'Logic', 'MegaRAID',
+ 'SAS-3', '3108', '[Invader]', '[1000:005d]', '(rev',
+ '02)'])
+
+ self.assertEqual('02:00.0', self.megacli._get_bus_from_lspci(line))
+
+ # @mock.patch.object(MegaCliSetup, '_megacli_path',
+ # new_callable=mock.PropertyMock)
+ # @mock.patch('subprocess.check_output')
+ # def test_get_adapter_count(self, exe, mega):
+ # mega.return_value = 'MegaCli64'
+ # exe.return_value = "\n".join(['', '', 'Controller Count: 1.', '',
+ # 'Exit Code: 0x01'])
+ # self.assertEqual(1, self.megacli._get_adapters_count())
+ # exe.assert_any_call(['MegaCli64', '-AdpCount'])
+
+ @mock.patch('subprocess.check_output')
+ def test_get_disks_count(self, exe):
+ exe.return_value = '\n'.join(['sda', 'sdb', 'sdc'])
+ self.assertEqual(3, self.megacli._get_disks_count())
+
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_get_not_jbod_disks(self, exe, path):
+ path.return_value = 'MegaCli64'
+ with open('ironic_lib/tests/examples/'
+ 'megacli_cmd_outputs/megacli_output.txt') as f:
+ exe.return_value = f.read()
+
+ disks = {'0': ['32:9', '32:10', '32:12', '32:18']}
+ self.assertEqual(disks, self.megacli._get_not_jbod_disks())
+
+ @mock.patch('ironic_lib.system_installer.tools.get_controller_for_disks')
+ @mock.patch('ironic_lib.system_installer.tools.get_pds_for_raid')
+ @mock.patch.object(MegaCliSetup, '_get_pds_in_lds')
+ @mock.patch.object(MegaCliSetup, '_get_lds_info')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch.object(PartitionSetup, 'get_not_partitioned_candidates')
+ @mock.patch.object(MegaCliSetup, '_get_adapters_to_pci_bus')
+ @mock.patch.object(MegaCliSetup, '_make_raid')
+ @mock.patch.object(MegaCliSetup, '_hctl_to_disk')
+ def test_setup_disk(self, hctl, raid, adapter, part, path, lds, pds_in_lds,
+ pds_for_raid, ctrl_for_disks):
+ path.return_value = 'MegaCli64'
+ disks = {"disk0": "/dev/sda", "disk1": "/dev/sdb"}
+ part.return_value = disks
+ adapter.return_value = {'0': '02:00.0'}
+ lds_info_1 = {'0': {'0': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sda'},
+ '1': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sdb'}}}
+ lds_info_2 = {'0': {'0': {'raidtype': 1, 'disks_num': 2, 'disk':
+ '/dev/sda'}}}
+ lds.side_effect = [lds_info_1, lds_info_2]
+ ctrl_for_disks.return_value = '0'
+ pds_in_lds_dict = {'0': {'0': ['252:0'],
+ '1': ['252:1']}}
+ pds_in_lds.return_value = pds_in_lds_dict
+ pds_for_raid.return_value = ['252:0', '252:1']
+ raid.return_value = '0'
+ hctl.return_value = '/dev/sda'
+ expected = {'raid0': '/dev/sda',
+ 'disk0': '/dev/sda',
+ 'disk1': '/dev/sdb'}
+ self.assertEqual(expected, self.megacli.setup_disks({}))
+ raid.assert_called_once_with(1, 512, ['252:0', '252:1'], '0',
+ pds_in_lds_dict)
+
+ @mock.patch('ironic_lib.system_installer.tools.get_controller_for_disks')
+ @mock.patch('ironic_lib.system_installer.tools.get_pds_for_raid')
+ @mock.patch.object(MegaCliSetup, '_get_pds_in_lds')
+ @mock.patch.object(MegaCliSetup, '_get_lds_info')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch.object(PartitionSetup, 'get_not_partitioned_candidates')
+ @mock.patch.object(MegaCliSetup, '_get_adapters_to_pci_bus')
+ @mock.patch.object(MegaCliSetup, '_make_raid')
+ @mock.patch.object(MegaCliSetup, '_hctl_to_disk')
+ def test_setup_disk_raid_in_dev(self, hctl, raid, adapter, part, path,
+ lds, pds_in_lds, pds_for_raid,
+ ctrl_for_disks):
+ path.return_value = 'MegaCli64'
+ with open('ironic_lib/tests/examples/megacli_2_raids.yml') as f:
+ conf = yaml.load(f)
+ megacli = MegaCliSetup(conf['disk_config'])
+ disks = {"disk0": "/dev/sda", "disk1": "/dev/sde",
+ 'disk2': '/dev/sdc', 'disk3': '/dev/sdd'}
+ part.return_value = disks
+ adapter.return_value = {'0': '02:00.0'}
+ lds_info_1 = {'0': {'0': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sda'},
+ '1': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sdd'},
+ '3': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sde'},
+ '4': {'raidtype': 1, 'disks_num': 2, 'disk':
+ '/dev/sdb'},
+ '2': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sdc'}}}
+ lds_info_2 = {'0': {'0': {'raidtype': 1, 'disks_num': 2, 'disk':
+ '/dev/sda'},
+ '1': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sdd'},
+ '4': {'raidtype': 1, 'disks_num': 2, 'disk':
+ '/dev/sdb'},
+ '2': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sdc'}}}
+ lds.side_effect = [lds_info_1, lds_info_2]
+ ctrl_for_disks.return_value = '0'
+ pds_in_lds_dict = {'0': {'0': ['252:0'],
+ '1': ['252:1'],
+ '3': ['252:3'],
+ '2': ['252:4'],
+ '4': ['252:2', '252:8']}}
+ pds_in_lds.return_value = pds_in_lds_dict
+ pds_for_raid.return_value = ['252:0', '252:3']
+ raid.return_value = '0'
+ hctl.return_value = '/dev/sda'
+ expected = {'raid0': '/dev/sda', 'raid1': '/dev/sdb',
+ 'disk0': '/dev/sda', 'disk1': '/dev/sde',
+ 'disk2': '/dev/sdc', 'disk3': '/dev/sdd'}
+ self.assertEqual(expected, megacli.setup_disks({'raid1': '/dev/sdb'}))
+ raid.assert_called_once_with(1, 512, ['252:0', '252:3'], '0',
+ pds_in_lds_dict)
+
+ @mock.patch.object(MegaCliSetup, '_hctl_to_disk')
+ @mock.patch.object(MegaCliSetup, '_get_adapters_to_pci_bus')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_call')
+ @mock.patch('subprocess.check_output')
+ def test_delete_raid(self, exe, call, path, adapter, hctl):
+ hctl.return_value = '/dev/sda'
+ adapter.return_value = {'0': '02:00.0'}
+ path.return_value = 'MegaCli64'
+ lsblk_json = '{"blockdevices": [{"name": "sda", "hctl": "5:0:0:0"}]}'
+ exe.return_value = lsblk_json
+ self.megacli._delete_raid('0', '0')
+ call.assert_called_once_with('MegaCli64 -CfgLdDel -L0 -a0'.split())
+
+ @mock.patch('subprocess.check_output')
+ @mock.patch.object(MegaCliSetup, '_get_adapters_to_pci_bus')
+ def test_get_vd_info(self, adapter, exe):
+ adapter.return_value = {'0': '02:00.0'}
+ with open('ironic_lib/tests/examples/'
+ 'megacli_cmd_outputs/udevadm_output.txt') as f:
+ exe.return_value = f.read()
+
+ result = {'adapter': '0', 'target': '0'}
+ self.assertDictEqual(self.megacli._get_vd_info('/dev/sdb'), result)
+
+ @mock.patch('subprocess.check_output')
+ @mock.patch.object(MegaCliSetup, '_get_adapters_to_pci_bus')
+ def test_get_vd_info_fails(self, adapter, exe):
+ adapter.return_value = {'0': '02:01.0'}
+ with open('ironic_lib/tests/examples/'
+ 'megacli_cmd_outputs/udevadm_output.txt') as f:
+ exe.return_value = f.read()
+
+ self.assertEqual(self.megacli._get_vd_info('/dev/sdb'), None)
+
+ @mock.patch.object(MegaCliSetup, '_delete_raid')
+ @mock.patch.object(MegaCliSetup, '_make_disks_jbod')
+ @mock.patch.object(MegaCliSetup, '_make_disks_good')
+ @mock.patch.object(MegaCliSetup, '_get_pds_in_lds')
+ @mock.patch.object(MegaCliSetup, '_get_lds_info')
+ @mock.patch.object(MegaCliSetup, '_get_not_jbod_disks')
+ def test_clean_disks_empty(self, not_jbod, lds_info, pds_in_lds, good,
+ jbod, delete):
+ pds = []
+ not_jbod.return_value = {'0': pds}
+ lds_info_1 = {'0': {}}
+ lds_info.return_value = lds_info_1
+ pds_in_lds.return_value = {'0': {}}
+ excluded_devices = {}
+ self.megacli.clean_disks(excluded_devices)
+ good.assert_called_once_with([], '0')
+ jbod.assert_called_once_with([], self.megacli.default_stripe_size, '0',
+ {'0': {}})
+
+ @mock.patch.object(MegaCliSetup, '_delete_raid')
+ @mock.patch.object(MegaCliSetup, '_make_disks_jbod')
+ @mock.patch.object(MegaCliSetup, '_make_disks_good')
+ @mock.patch.object(MegaCliSetup, '_get_firmware_state')
+ @mock.patch.object(MegaCliSetup, '_get_pds_in_lds')
+ @mock.patch.object(MegaCliSetup, '_get_lds_info')
+ @mock.patch.object(MegaCliSetup, '_get_not_jbod_disks')
+ def test_clean_disks_preserve(self, not_jbod, lds_info, pds_in_lds, fw,
+ good, jbod, delete):
+ pds = ['32:9', '32:10', '32:12', '32:18']
+ not_jbod.return_value = {'0': pds}
+ lds_info_1 = {'0': {'0': {'raidtype': 1, 'disks_num': 2, 'disk':
+ '/dev/sda'},
+ '2': {'raidtype': 1, 'disks_num': 2, 'disk':
+ '/dev/sdb'},
+ '1': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sdb'}}}
+ lds_info.return_value = lds_info_1
+ pds_in_lds_dict_1 = {'0': {'0': ['32:12', '32:20'],
+ '2': ['32:14', '32:16'],
+ '1': ['32:11']}}
+ pds_in_lds_dict_2 = {'0': {'0': ['32:12', '32:20'],
+ '2': ['32:14', '32:16'],
+ '1': ['32:11']}}
+ pds_in_lds_dict_3 = {'0': {'0': ['32:12', '32:20'],
+ '1': ['32:11']}}
+ pds_in_lds.side_effect = [pds_in_lds_dict_1, pds_in_lds_dict_2,
+ pds_in_lds_dict_3]
+ fw.side_effect = ['good', 'jbod', 'online', 'jbod']
+ excluded_devices = {'raid0': '/dev/sda'}
+ self.megacli.clean_disks(excluded_devices)
+ stripe_size = self.megacli.default_stripe_size
+ good.assert_called_once_with(['32:10', '32:18'], '0')
+ jbod.assert_any_call(pds, stripe_size, '0', pds_in_lds_dict_1)
+ delete.assert_called_once_with('2', '0')
+ jbod.assert_any_call(['32:14', '32:16'], stripe_size, '0',
+ pds_in_lds_dict_3)
+
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_get_all_vds(self, exe, path):
+ path.return_value = 'MegaCli64'
+ with open('ironic_lib/tests/examples/megacli_cmd_outputs/'
+ 'megacli_ldinfo_2lds_output.txt') as f:
+ exe.return_value = f.read()
+
+ expected = {'0': ['0', '1']}
+ self.assertDictEqual(self.megacli._get_all_vds(), expected)
+
+ @mock.patch('subprocess.check_output')
+ def test_is_megacli_controller(self, exe):
+ with open('ironic_lib/tests/examples/megacli_cmd_outputs/'
+ 'lspci_output.txt') as f:
+ exe.return_value = f.read()
+ self.assertTrue(self.megacli.is_megacli_controller())
+
+ @mock.patch('subprocess.check_output')
+ def test_is_megacli_controller_fails(self, exe):
+ exe.return_value = ' '.join([' 00:1f.2 SATA controller:',
+ 'Intel Corporation',
+ 'C610/X99 series chipset 6-Port SATA',
+ 'Controller [AHCI mode] (rev 05)', '\n'])
+ self.assertFalse(self.megacli.is_megacli_controller())
+
+ @mock.patch.object(MegaCliSetup, '_hctl_to_disk')
+ @mock.patch.object(MegaCliSetup, '_get_adapters_to_pci_bus')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_get_lds_info(self, exe, megacli, adapter, hctl):
+ hctl.side_effect = ['/dev/sda', '/dev/sdb', '/dev/sdc']
+ adapter.return_value = {'0': '02:01.0'}
+ megacli.return_value = 'MegaCli64'
+ with open('ironic_lib/tests/examples/megacli_cmd_outputs/'
+ 'megacli_ldpdinfo.txt') as f:
+ exe.return_value = f.read()
+
+ expected_output = {'0': {'0': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sda'},
+ '1': {'raidtype': 0, 'disks_num': 1, 'disk':
+ '/dev/sdb'},
+ '2': {'raidtype': 0, 'disks_num': 2, 'disk':
+ '/dev/sdc'}}}
+
+ self.assertDictEqual(expected_output, self.megacli._get_lds_info())
+
+ @mock.patch.object(MegaCliSetup, '_hctl_to_disk')
+ @mock.patch.object(MegaCliSetup, '_get_adapters_to_pci_bus')
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_get_lds_info_raid10(self, exe, megacli, adapter, hctl):
+ hctl.return_value = '/dev/sda'
+ adapter.return_value = {'0': '02:01.0'}
+ megacli.return_value = 'MegaCli64'
+ with open('ironic_lib/tests/examples/megacli_cmd_outputs/'
+ 'megacli_ldpdinfo_raid10.txt') as f:
+ exe.return_value = f.read()
+
+ expected_output = {'0': {'0': {'raidtype': 10, 'disks_num': 4, 'disk':
+ '/dev/sda'}}}
+
+ self.assertDictEqual(expected_output, self.megacli._get_lds_info())
+
+ @mock.patch.object(MegaCliSetup, '_megacli_path',
+ new_callable=mock.PropertyMock)
+ @mock.patch('subprocess.check_output')
+ def test_get_pds_in_lds(self, exe, megacli):
+ megacli.return_value = 'MegaCli64'
+ with open('ironic_lib/tests/examples/megacli_cmd_outputs/'
+ 'megacli_ldpdinfo.txt') as f:
+ exe.return_value = f.read()
+
+ expected_output = {'0': {'0': ['252:0'],
+ '1': ['252:1'],
+ '2': ['252:2', '252:3']}}
+
+ self.assertDictEqual(expected_output, self.megacli._get_pds_in_lds())
+
+ @mock.patch('ironic_lib.system_installer.tools.validate_raid')
+ def test_validate_conf(self, raid):
+ self.megacli.validate_conf()
+ raid.assert_called_once_with(1, ['disk0', 'disk1'])
+
+ @mock.patch('ironic_lib.system_installer.tools.validate_raid')
+ def test_validate_conf_fail(self, raid):
+ self.megacli.conf['raid0']['stripe_size'] = 100
+ with self.assertRaises(exceptions.ConfError):
+ self.megacli.validate_conf()
+ raid.assert_called_once_with(1, ['disk0', 'disk1'])
+
+ @mock.patch('ironic_lib.system_installer.tools.validate_raid')
+ def test_validate_conf_512kB(self, raid):
+ self.megacli.conf['raid0']['stripe_size'] = 512
+ self.megacli.validate_conf()
+ raid.assert_called_once_with(1, ['disk0', 'disk1'])
diff --git a/ironic_lib/tests/test_tools.py b/ironic_lib/tests/test_tools.py
index 6e0cd12..9f858ec 100644
--- a/ironic_lib/tests/test_tools.py
+++ b/ironic_lib/tests/test_tools.py
@@ -15,7 +15,8 @@
import unittest
-import ironic_lib.system_installer.tools as tools
+from ironic_lib.system_installer import exceptions
+from ironic_lib.system_installer import tools
import mock
@@ -33,3 +34,147 @@ class ToolsTest(unittest.TestCase):
memsize = tools.get_memsize_kB()
print(memsize)
self.assertEqual("32825036", memsize)
+
+ def testvalidate_raid_0(self):
+ raidtype = 0
+ partitions = ['disk0', 'disk1', 'disk2', 'disk4']
+ tools.validate_raid(raidtype, partitions)
+
+ def testvalidate_raid_0_odd_number(self):
+ raidtype = 0
+ partitions = ['disk0', 'disk1', 'disk2']
+ self.assertTrue(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid_1(self):
+ raidtype = 1
+ partitions = ['disk0', 'disk1', 'disk2', 'disk4']
+ self.assertTrue(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid_1_odd_number(self):
+ raidtype = 1
+ partitions = ['disk0', 'disk1', 'disk2']
+ self.assertFalse(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid_1_too_few(self):
+ raidtype = 1
+ partitions = ['disk0']
+ self.assertFalse(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid_5(self):
+ raidtype = 5
+ partitions = ['disk0', 'disk1', 'disk2', 'disk4']
+ self.assertTrue(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid_5_odd_number(self):
+ raidtype = 5
+ partitions = ['disk0', 'disk1', 'disk2']
+ self.assertTrue(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid_5_too_few(self):
+ raidtype = 5
+ partitions = ['disk0', 'disk1']
+ self.assertFalse(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid_6(self):
+ raidtype = 6
+ partitions = ['disk0', 'disk1', 'disk2', 'disk4']
+ self.assertTrue(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid_6_odd_number(self):
+ raidtype = 6
+ partitions = ['disk0', 'disk1', 'disk2', 'disk3', 'disk4']
+ self.assertTrue(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid_6_too_few(self):
+ raidtype = 6
+ partitions = ['disk0', 'disk1', 'disk2']
+ self.assertFalse(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid_10(self):
+ raidtype = 10
+ partitions = ['disk0', 'disk1', 'disk2', 'disk3']
+ self.assertTrue(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid10_odd_number(self):
+ raidtype = 10
+ partitions = ['disk0', 'disk1', 'disk2', 'disk3', 'disk4']
+ self.assertFalse(tools.validate_raid(raidtype, partitions))
+
+ def testvalidate_raid10_too_few(self):
+ raidtype = 10
+ partitions = ['disk0', 'disk1', 'disk2']
+ self.assertFalse(tools.validate_raid(raidtype, partitions))
+
+ def test_get_pds_for_raid(self):
+ partitions = ['disk0', 'disk1']
+ devices = {'disk0': '/dev/sda', 'disk1': '/dev/sdd'}
+ lds = {'4': {'1': {'label': None, 'disk': '/dev/sda', 'raidtype': 0,
+ 'disks_num': 1},
+ '4': {'label': None, 'disk': '/dev/sdd', 'raidtype': 0,
+ 'disks_num': 1}}}
+ controller = '4'
+ pds_in_lds = {'4': {'1': ['2I:1:1'], '4': ['2I:1:4']}}
+
+ self.assertListEqual(['2I:1:1', '2I:1:4'],
+ tools.get_pds_for_raid(partitions, devices,
+ controller, lds,
+ pds_in_lds))
+
+ def test_get_pds_for_raid_not_raid0(self):
+ partitions = ['disk0', 'disk1']
+ devices = {'disk0': '/dev/sda', 'disk1': '/dev/sdd'}
+ lds = {'4': {'1': {'label': None, 'disk': '/dev/sda', 'raidtype': 0,
+ 'disks_num': 1},
+ '4': {'label': None, 'disk': '/dev/sdd', 'raidtype': 1,
+ 'disks_num': 1}}}
+ controller = '4'
+ pds_in_lds = {'4': {'1': ['2I:1:1'], '4': ['2I:1:4']}}
+
+ with self.assertRaises(exceptions.EnvError):
+ self.assertListEqual(['2I:1:1', '2I:1:4'],
+ tools.get_pds_for_raid(partitions, devices,
+ controller,
+ lds, pds_in_lds))
+
+ def test_get_pds_for_raid_not_one_disk(self):
+ partitions = ['disk0', 'disk1']
+ devices = {'disk0': '/dev/sda', 'disk1': '/dev/sdd'}
+ lds = {'4': {'1': {'label': None, 'disk': '/dev/sda', 'raidtype': 0,
+ 'disks_num': 1},
+ '4': {'label': None, 'disk': '/dev/sdd', 'raidtype': 0,
+ 'disks_num': 2}}}
+ controller = '4'
+ pds_in_lds = {'4': {'1': ['2I:1:1'], '4': ['2I:1:4']}}
+
+ with self.assertRaises(exceptions.EnvError):
+ self.assertListEqual(['2I:1:1', '2I:1:4'],
+ tools.get_pds_for_raid(partitions, devices,
+ controller,
+ lds, pds_in_lds))
+
+ def test_get_controllers_for_disks_two_controller(self):
+ lds = {'4': {'1': {'label': 'raid5', 'disk': '/dev/sda', 'raidtype': 5,
+ 'disks_num': 3},
+ '4': {'label': None, 'disk': '/dev/sdd', 'raidtype': 0,
+ 'disks_num': 1}},
+ '5': {}}
+
+ partitions = ['disk0', 'disk1']
+ devices = {'disk0': '/dev/sda', 'disk1': '/dev/sdd'}
+
+ self.assertEqual('4', tools.get_controller_for_disks(partitions,
+ devices, lds))
+
+ def test_get_controllers_for_disks_two_controller_fail(self):
+ lds = {'4': {'1': {'label': 'raid5', 'disk': '/dev/sda', 'raidtype': 5,
+ 'disks_num': 3}},
+ '5': {'4': {'label': None, 'disk': '/dev/sdd', 'raidtype': 0,
+ 'disks_num': 1}}}
+
+ partitions = ['disk0', 'disk1']
+ devices = {'disk0': '/dev/sda', 'disk1': '/dev/sdd'}
+
+ with self.assertRaises(exceptions.EnvError):
+ self.assertEqual('4', tools.get_controller_for_disks(partitions,
+ devices,
+ lds))
diff --git a/requirements.txt b/requirements.txt
index 7f0e350..06eaaef 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,3 +16,4 @@ oslo.utils>=3.18.0 # Apache-2.0
requests!=2.12.2,>=2.10.0 # Apache-2.0
six>=1.9.0 # MIT
oslo.log>=3.11.0 # Apache-2.0
+retrying
--
2.16.3
Reference in New Issue View Git Blame Copy Permalink