fuel-agent/fuel_agent/drivers/nailgun.py

848 lines
34 KiB
Python

# Copyright 2014 Mirantis, Inc.
#
# 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 itertools
import math
import os
from oslo_config import cfg
from oslo_log import log as logging
import six
from six.moves.urllib.parse import urljoin
from six.moves.urllib.parse import urlparse
from six.moves.urllib.parse import urlsplit
import yaml
from fuel_agent.drivers import base
from fuel_agent.drivers import ks_spaces_validator
from fuel_agent import errors
from fuel_agent import objects
from fuel_agent.utils import hardware as hu
from fuel_agent.utils import utils
LOG = logging.getLogger(__name__)
CONF = cfg.CONF
CONF.import_opt('prepare_configdrive', 'fuel_agent.manager')
CONF.import_opt('config_drive_path', 'fuel_agent.manager')
CONF.import_opt('default_root_password', 'fuel_agent.manager')
def match_device(hu_disk, ks_disk):
"""Check if hu_disk and ks_disk are the same device
Tries to figure out if hu_disk got from hu.list_block_devices
and ks_spaces_disk given correspond to the same disk device. This
is the simplified version of hu.match_device
:param hu_disk: A dict representing disk device how
it is given by list_block_devices method.
:param ks_disk: A dict representing disk device according to
ks_spaces format.
:returns: True if hu_disk matches ks_spaces_disk else False.
"""
uspec = hu_disk['uspec']
# True if at least one by-id link matches ks_disk
if ('DEVLINKS' in uspec and len(ks_disk.get('extra', [])) > 0
and any(x.startswith('/dev/disk/by-id') for x in
set(uspec['DEVLINKS']) &
set(['/dev/%s' % l for l in ks_disk['extra']]))):
return True
# True if one of DEVLINKS matches ks_disk id
if (len(ks_disk.get('extra', [])) == 0
and 'DEVLINKS' in uspec and 'id' in ks_disk
and '/dev/%s' % ks_disk['id'] in uspec['DEVLINKS']):
return True
return False
class Nailgun(base.BaseDataDriver):
"""Driver for parsing regular volumes metadata from Nailgun."""
def __init__(self, data):
super(Nailgun, self).__init__(data)
# this var states whether boot partition
# was already allocated on first matching volume
# or not
self._boot_partition_done = False
# this var is used as a flag that /boot fs
# has already been added. we need this to
# get rid of md over all disks for /boot partition.
self._boot_done = False
self._image_meta = self.parse_image_meta()
self._operating_system = self.parse_operating_system()
self._grub = self.parse_grub()
# parsing partition scheme needs grub and operating system have
# been parsed
self._partition_scheme = self.parse_partition_scheme()
self._configdrive_scheme = self.parse_configdrive_scheme()
# parsing image scheme needs partition scheme has been parsed
self._image_scheme = self.parse_image_scheme()
@property
def partition_scheme(self):
return self._partition_scheme
@property
def image_scheme(self):
return self._image_scheme
@property
def grub(self):
return self._grub
@property
def have_grub1_by_default(self):
return (isinstance(self.operating_system, objects.Centos) and
self.operating_system.major == 6)
@property
def operating_system(self):
return self._operating_system
@property
def configdrive_scheme(self):
return self._configdrive_scheme
def partition_data(self):
return self.data['ks_meta']['pm_data']['ks_spaces']
def _needs_configdrive(self):
return (CONF.prepare_configdrive or
os.path.isfile(CONF.config_drive_path))
@property
def ks_disks(self):
return filter(
lambda x: x['type'] == 'disk' and x['size'] > 0,
self.partition_data())
@property
def boot_disks(self):
"""Property to get suitable list of disks to place '/boot'
:returns: list of disk where boot partition can be placed
"""
# FIXME(agordeev): NVMe drives should be skipped as
# accessing such drives during the boot typically
# requires using UEFI which is still not supported
# by fuel-agent (it always installs BIOS variant of
# grub)
# * grub bug (http://savannah.gnu.org/bugs/?41883)
disks = self.ks_disks
suitable_disks = [
disk for disk in disks
if ('nvme' not in disk['name'] and self._is_boot_disk(disk))
]
# NOTE(agordeev) sometimes, there's no separate /boot fs image.
# Therefore bootloader should be installed into
# the disk where rootfs image lands. Ironic's case.
if not suitable_disks and not self._have_boot_partition(disks):
return [d for d in disks
if self._is_root_disk(d) and 'nvme' not in d['name']]
# FIXME(agordeev): if we have rootfs on fake raid, then /boot should
# land on it too. We can't proceed with grub-install otherwise.
md_boot_disks = [
disk for disk in self.md_os_disks if disk in suitable_disks]
if md_boot_disks:
disks = md_boot_disks
else:
disks = suitable_disks
bootable_disk = [disk for disk in disks
if disk.get('bootable')]
if bootable_disk:
if len(bootable_disk) >= 2:
raise errors.WrongPartitionSchemeError(
"More than one bootable disk found! %{0}".
format(bootable_disk))
return bootable_disk
return disks
def _have_boot_partition(self, disks):
return any(self._is_boot_disk(d) for d in disks)
def _is_boot_disk(self, disk):
return any(v["type"] in ('partition', 'raid') and
v.get("mount") == "/boot"
for v in disk["volumes"])
def _is_root_disk(self, disk):
return any(v["type"] in ('partition', 'raid') and
v.get("mount") == "/"
for v in disk["volumes"])
def _is_os_volume(self, vol):
return vol['size'] > 0 and vol['type'] == 'pv' and vol['vg'] == 'os'
def _is_os_disk(self, disk):
return any(self._is_os_volume(vol) for vol in disk['volumes'])
@property
def md_os_disks(self):
return [d for d in self.ks_disks
if d['name'].startswith('md') and self._is_os_disk(d)]
@property
def ks_vgs(self):
return filter(
lambda x: x['type'] == 'vg',
self.partition_data())
@property
def hu_disks(self):
"""Actual disks which are available on this node
It is a list of dicts which are formatted other way than
ks_spaces disks. To match both of those formats use
_match_device method.
"""
if not getattr(self, '_hu_disks', None):
self._hu_disks = hu.list_block_devices(disks=True)
return self._hu_disks
def _disk_dev(self, ks_disk):
# first we try to find a device that matches ks_disk
# comparing by-id and by-path links
matched = [hu_disk['device'] for hu_disk in self.hu_disks
if match_device(hu_disk, ks_disk)]
# if we can not find a device by its by-id and by-path links
# we try to find a device by its name
fallback = [hu_disk['device'] for hu_disk in self.hu_disks
if '/dev/%s' % ks_disk['name'] == hu_disk['device']]
# Due to udevadm bugs it can return the same ids for different disks.
# For instance for NVMe disks. In this case matched will contains
# more than 1 disk and we should use info from fallback
if len(matched) > 1 and len(fallback) == 1:
found = fallback
else:
found = matched or fallback
if not found or len(found) > 1:
raise errors.DiskNotFoundError(
'Disk not found: %s' % ks_disk['name'])
return found[0]
def _get_partition_count(self, name):
count = 0
for disk in self.ks_disks:
count += len([v for v in disk["volumes"]
if v.get('name') == name and v['size'] > 0])
return count
def _num_ceph_journals(self):
return self._get_partition_count('cephjournal')
def _num_ceph_osds(self):
return self._get_partition_count('ceph')
def get_os_by_image_meta(self, os_release):
LOG.debug('--- Getting operating system data by image metadata ---')
if os_release:
LOG.debug('Looks like {0} is going to be provisioned'.
format(os_release))
try:
OS = getattr(objects, os_release['name'])
os = OS(repos=None, packages=None, major=os_release['major'],
minor=os_release['minor'])
return os
except (AttributeError, KeyError):
LOG.warning('Cannot guess operating system release '
'from image metadata')
def get_os_by_profile(self, profile):
LOG.debug('--- Getting operating system data by profile ---')
if 'centos' in profile:
os = objects.Centos(repos=None, packages=None, major=6, minor=5)
if '7' in profile:
LOG.debug('Looks like CentOS7.0 is going to be provisioned.')
os = objects.Centos(repos=None, packages=None, major=7,
minor=0)
else:
LOG.debug('Looks like CentOS6.5 is going to be provisioned.')
return os
elif 'ubuntu' in profile:
os = objects.Ubuntu(repos=None, packages=None, major=12, minor=4)
if '1404' in profile:
LOG.debug('Looks like Ubuntu1404 is going to be provisioned.')
os = objects.Ubuntu(repos=None, packages=None, major=14,
minor=4)
else:
LOG.debug('Looks like Ubuntu1204 is going to be provisioned.')
return os
os = objects.OperatingSystem(repos=None, packages=None)
return os
def parse_operating_system(self):
LOG.debug('--- Preparing operating system data ---')
os_release = self._image_meta.get('os', None)
os = self.get_os_by_image_meta(os_release) or \
self.get_os_by_profile(self.data['profile'].lower())
# FIXME(dnikishov): until fuel-agent-versioning BP
# will have been implemented, we need to deal with the case when
# 9.0 fuel-agent will be managing 6.1 to 8.0 environments, whose
# provisioning serializers on Nailgun side will not have
# user_accounts in the ks_meta dict
try:
user_accounts = self.data['ks_meta']['user_accounts']
except KeyError:
LOG.warning(('This environment does not support non-root accounts '
'on the target nodes. Non-root user accounts will '
'not be created'))
user_accounts = []
for account in user_accounts:
os.add_user_account(**account)
return os
def parse_partition_scheme(self):
LOG.debug('--- Preparing partition scheme ---')
data = self.partition_data()
ks_spaces_validator.validate(data)
partition_scheme = objects.PartitionScheme()
ceph_osds = self._num_ceph_osds()
journals_left = ceph_osds
ceph_journals = self._num_ceph_journals()
LOG.debug('Looping over all disks in provision data')
for disk in self.ks_disks:
# skipping disk if there are no volumes with size >0
# to be allocated on it which are not boot partitions
if all((
v["size"] <= 0
for v in disk["volumes"]
if v["type"] not in ("boot", 'lvm_meta_pool')
and v.get("mount") != "/boot"
)):
continue
LOG.debug('Processing disk %s' % disk['name'])
LOG.debug('Adding gpt table on disk %s' % disk['name'])
parted = partition_scheme.add_parted(
name=self._disk_dev(disk), label='gpt')
# we install bootloader only on every suitable disk
LOG.debug('Adding bootloader stage0 on disk %s' % disk['name'])
parted.install_bootloader = True
# legacy boot partition
LOG.debug('Adding bios_grub partition on disk %s: size=24' %
disk['name'])
parted.add_partition(size=24, flags=['bios_grub'])
# uefi partition (for future use)
LOG.debug('Adding UEFI partition on disk %s: size=200' %
disk['name'])
parted.add_partition(size=200)
LOG.debug('Looping over all volumes on disk %s' % disk['name'])
for volume in disk['volumes']:
LOG.debug('Processing volume: '
'name=%s type=%s size=%s mount=%s vg=%s' %
(volume.get('name'), volume.get('type'),
volume.get('size'), volume.get('mount'),
volume.get('vg')))
if volume['size'] <= 0:
LOG.debug('Volume size is zero. Skipping.')
continue
if volume.get('name') == 'cephjournal':
LOG.debug('Volume seems to be a CEPH journal volume. '
'Special procedure is supposed to be applied.')
# We need to allocate a journal partition for each ceph OSD
# Determine the number of journal partitions we need on
# each device
ratio = int(math.ceil(float(ceph_osds) / ceph_journals))
# No more than 10GB will be allocated to a single journal
# partition
size = volume["size"] / ratio
if size > 10240:
size = 10240
# This will attempt to evenly spread partitions across
# multiple devices e.g. 5 osds with 2 journal devices will
# create 3 partitions on the first device and 2 on the
# second
if ratio < journals_left:
end = ratio
else:
end = journals_left
for i in range(0, end):
journals_left -= 1
if volume['type'] == 'partition':
LOG.debug('Adding CEPH journal partition on '
'disk %s: size=%s' %
(disk['name'], size))
prt = parted.add_partition(size=size)
LOG.debug('Partition name: %s' % prt.name)
if 'partition_guid' in volume:
LOG.debug('Setting partition GUID: %s' %
volume['partition_guid'])
prt.set_guid(volume['partition_guid'])
continue
if volume['type'] in ('partition', 'pv', 'raid'):
if volume.get('mount') != '/boot':
LOG.debug('Adding partition on disk %s: size=%s' %
(disk['name'], volume['size']))
prt = parted.add_partition(
size=volume['size'],
keep_data=volume.get('keep_data', False))
LOG.debug('Partition name: %s' % prt.name)
elif volume.get('mount') == '/boot' \
and not self._boot_partition_done \
and disk in self.boot_disks:
LOG.debug('Adding /boot partition on disk %s: '
'size=%s', disk['name'], volume['size'])
prt = parted.add_partition(
size=volume['size'],
keep_data=volume.get('keep_data', False))
LOG.debug('Partition name: %s', prt.name)
self._boot_partition_done = True
else:
LOG.debug('No need to create partition on disk %s. '
'Skipping.', disk['name'])
continue
if volume['type'] == 'partition':
if 'partition_guid' in volume:
LOG.debug('Setting partition GUID: %s' %
volume['partition_guid'])
prt.set_guid(volume['partition_guid'])
if 'mount' in volume and volume['mount'] != 'none':
LOG.debug('Adding file system on partition: '
'mount=%s type=%s' %
(volume['mount'],
volume.get('file_system', 'xfs')))
partition_scheme.add_fs(
device=prt.name, mount=volume['mount'],
fs_type=volume.get('file_system', 'xfs'),
fs_label=volume.get('disk_label'))
if volume['mount'] == '/boot' and not self._boot_done:
self._boot_done = True
if volume['type'] == 'pv':
LOG.debug('Creating pv on partition: pv=%s vg=%s' %
(prt.name, volume['vg']))
lvm_meta_size = volume.get('lvm_meta_size', 64)
# The reason for that is to make sure that
# there will be enough space for creating logical volumes.
# Default lvm extension size is 4M. Nailgun volume
# manager does not care of it and if physical volume size
# is 4M * N + 3M and lvm metadata size is 4M * L then only
# 4M * (N-L) + 3M of space will be available for
# creating logical extensions. So only 4M * (N-L) of space
# will be available for logical volumes, while nailgun
# volume manager might reguire 4M * (N-L) + 3M
# logical volume. Besides, parted aligns partitions
# according to its own algorithm and actual partition might
# be a bit smaller than integer number of mebibytes.
if lvm_meta_size < 10:
raise errors.WrongPartitionSchemeError(
'Error while creating physical volume: '
'lvm metadata size is too small')
metadatasize = int(math.floor((lvm_meta_size - 8) / 2))
metadatacopies = 2
partition_scheme.vg_attach_by_name(
pvname=prt.name, vgname=volume['vg'],
metadatasize=metadatasize,
metadatacopies=metadatacopies)
if volume['type'] == 'raid':
if 'mount' in volume and \
volume['mount'] not in ('none', '/boot'):
LOG.debug('Attaching partition to RAID '
'by its mount point %s' % volume['mount'])
metadata = 'default'
if self.have_grub1_by_default:
metadata = '0.90'
LOG.debug('Going to use MD metadata version {0}. '
'The version was guessed at the data has '
'been given about the operating system.'
.format(metadata))
partition_scheme.md_attach_by_mount(
device=prt.name, mount=volume['mount'],
fs_type=volume.get('file_system', 'xfs'),
fs_label=volume.get('disk_label'),
metadata=metadata)
if 'mount' in volume and volume['mount'] == '/boot' and \
not self._boot_done:
LOG.debug('Adding file system on partition: '
'mount=%s type=%s' %
(volume['mount'],
volume.get('file_system', 'ext2')))
partition_scheme.add_fs(
device=prt.name, mount=volume['mount'],
fs_type=volume.get('file_system', 'ext2'),
fs_label=volume.get('disk_label'))
self._boot_done = True
# this partition will be used to put there configdrive image
if (partition_scheme.configdrive_device() is None and
self._needs_configdrive() and
(self._is_root_disk(disk) or self._is_os_disk(disk))):
LOG.debug('Adding configdrive partition on disk %s: size=20' %
disk['name'])
parted.add_partition(size=20, configdrive=True)
# checking if /boot is expected to be created
if self._have_boot_partition(self.ks_disks) and \
(not self._boot_partition_done or not self._boot_done):
raise errors.WrongPartitionSchemeError(
'/boot partition has not been created for some reasons')
# checking if configdrive partition is created
if (not partition_scheme.configdrive_device() and
self._needs_configdrive()):
raise errors.WrongPartitionSchemeError(
'configdrive partition has not been created for some reasons')
LOG.debug('Looping over all volume groups in provision data')
for vg in self.ks_vgs:
LOG.debug('Processing vg %s' % vg['id'])
LOG.debug('Looping over all logical volumes in vg %s' % vg['id'])
for volume in vg['volumes']:
LOG.debug('Processing lv %s' % volume['name'])
if volume['size'] <= 0:
LOG.debug('LogicalVolume size is zero. Skipping.')
continue
if volume['type'] == 'lv':
LOG.debug('Adding lv to vg %s: name=%s, size=%s' %
(vg['id'], volume['name'], volume['size']))
lv = partition_scheme.add_lv(name=volume['name'],
vgname=vg['id'],
size=volume['size'])
if 'mount' in volume and volume['mount'] != 'none':
LOG.debug('Adding file system on lv: '
'mount=%s type=%s' %
(volume['mount'],
volume.get('file_system', 'xfs')))
partition_scheme.add_fs(
device=lv.device_name, mount=volume['mount'],
fs_type=volume.get('file_system', 'xfs'),
fs_label=volume.get('disk_label'))
partition_scheme.elevate_keep_data()
return partition_scheme
def parse_configdrive_scheme(self):
LOG.debug('--- Preparing configdrive scheme ---')
data = self.data
configdrive_scheme = objects.ConfigDriveScheme(
user_accounts=self.operating_system.user_accounts
)
LOG.debug('Adding common parameters')
interface_dicts = [
dict(name=name, **spec)
for name, spec
in six.iteritems(data['interfaces'])
]
admin_interface = next(
x for x in interface_dicts
if (x['mac_address'] ==
data['kernel_options']['netcfg/choose_interface'])
)
ssh_auth_keys = data['ks_meta']['authorized_keys']
if data['ks_meta']['auth_key']:
ssh_auth_keys.append(data['ks_meta']['auth_key'])
configdrive_scheme.set_common(
ssh_auth_keys=ssh_auth_keys,
hostname=data['hostname'],
fqdn=data['hostname'],
name_servers=data['name_servers'],
search_domain=data['name_servers_search'],
master_ip=data['ks_meta']['master_ip'],
master_url='http://%s:8000/api' % data['ks_meta']['master_ip'],
udevrules=data['kernel_options']['udevrules'],
admin_mac=data['kernel_options']['netcfg/choose_interface'],
admin_ip=admin_interface['ip_address'],
admin_mask=admin_interface['netmask'],
admin_iface_name=admin_interface['name'],
timezone=data['ks_meta'].get('timezone', 'America/Los_Angeles'),
gw=data['ks_meta']['gw'],
ks_repos=data['ks_meta']['repo_setup']['repos']
)
LOG.debug('Adding puppet parameters')
configdrive_scheme.set_puppet(
master=data['ks_meta']['puppet_master'],
enable=data['ks_meta']['puppet_enable']
)
LOG.debug('Adding mcollective parameters')
configdrive_scheme.set_mcollective(
pskey=data['ks_meta']['mco_pskey'],
vhost=data['ks_meta']['mco_vhost'],
host=data['ks_meta']['mco_host'],
user=data['ks_meta']['mco_user'],
password=data['ks_meta']['mco_password'],
connector=data['ks_meta']['mco_connector'],
enable=data['ks_meta']['mco_enable'],
identity=data['ks_meta']['mco_identity']
)
LOG.debug('Setting configdrive profile %s' % data['profile'])
configdrive_scheme.set_profile(profile=data['profile'])
configdrive_scheme.set_cloud_init_templates(
templates=data['ks_meta'].get('cloud_init_templates', {}))
return configdrive_scheme
def parse_grub(self):
LOG.debug('--- Parse grub settings ---')
grub = objects.Grub()
LOG.debug('Appending kernel parameters: %s',
self.data['ks_meta']['pm_data']['kernel_params'])
grub.append_kernel_params(
self.data['ks_meta']['pm_data']['kernel_params'])
if 'centos' in self.data['profile'].lower() and \
not self.data['ks_meta'].get('kernel_lt'):
LOG.debug('Prefered kernel version is 2.6')
grub.kernel_regexp = r'^vmlinuz-2\.6.*'
grub.initrd_regexp = r'^initramfs-2\.6.*'
grub.version = 1 if self.have_grub1_by_default else 2
LOG.debug('Grub version is {0}'.format(grub.version))
return grub
def parse_image_meta(self):
LOG.debug('--- Preparing image metadata ---')
data = self.data
# FIXME(agordeev): this piece of code for fetching additional image
# meta data should be factored out of this particular nailgun driver
# into more common and absract data getter which should be able to deal
# with various data sources (local file, http(s), etc.) and different
# data formats ('blob', json, yaml, etc.).
# So, the manager will combine and manipulate all those multiple data
# getter instances.
# Also, the initial data source should be set to sort out chicken/egg
# problem. Command line option may be useful for such a case.
# BUG: https://bugs.launchpad.net/fuel/+bug/1430418
root_uri = data['ks_meta']['image_data']['/']['uri']
filename = os.path.basename(urlparse(root_uri).path).split('.')[0] + \
'.yaml'
metadata_url = urljoin(root_uri, filename)
try:
image_meta = yaml.load(
utils.init_http_request(metadata_url).text)
except Exception as e:
LOG.exception(e)
LOG.debug('Failed to fetch/decode image meta data')
image_meta = {}
return image_meta
def parse_image_scheme(self):
LOG.debug('--- Preparing image scheme ---')
data = self.data
image_meta = self._image_meta
image_scheme = objects.ImageScheme()
# We assume for every file system user may provide a separate
# file system image. For example if partitioning scheme has
# /, /boot, /var/lib file systems then we will try to get images
# for all those mount points. Images data are to be defined
# at provision.json -> ['ks_meta']['image_data']
LOG.debug('Looping over all images in provision data')
for mount_point, image_data in six.iteritems(
data['ks_meta']['image_data']):
LOG.debug('Adding image for fs %s: uri=%s format=%s container=%s' %
(mount_point, image_data['uri'],
image_data['format'], image_data['container']))
iname = os.path.basename(urlparse(image_data['uri']).path)
imeta = next(itertools.chain(
(img for img in image_meta.get('images', [])
if img['container_name'] == iname), [{}]))
image_scheme.add_image(
uri=image_data['uri'],
target_device=self.partition_scheme.fs_by_mount(
mount_point).device,
format=image_data['format'],
container=image_data['container'],
size=imeta.get('raw_size'),
md5=imeta.get('raw_md5'),
)
return image_scheme
class Ironic(Nailgun):
def __init__(self, data):
super(Ironic, self).__init__(data)
def parse_configdrive_scheme(self):
pass
class NailgunBuildImage(base.BaseDataDriver):
# TODO(kozhukalov):
# This list of packages is used by default only if another
# list isn't given in build image data. In the future
# we need to handle package list in nailgun. Even more,
# in the future, we'll be building not only ubuntu images
# and we'll likely move this list into some kind of config.
DEFAULT_TRUSTY_PACKAGES = [
"acl",
"anacron",
"bash-completion",
"bridge-utils",
"bsdmainutils",
"build-essential",
"cloud-init",
"curl",
"daemonize",
"debconf-utils",
"gdisk",
"grub-pc",
"hpsa-dkms",
"i40e-dkms",
"linux-firmware",
"linux-firmware-nonfree",
"linux-headers-generic-lts-trusty",
"linux-image-generic-lts-trusty",
"lvm2",
"mcollective",
"mdadm",
"nailgun-agent",
"nailgun-mcagents",
"network-checker",
"ntp",
"openssh-client",
"openssh-server",
"puppet",
"python-amqp",
"ruby-augeas",
"ruby-ipaddress",
"ruby-json",
"ruby-netaddr",
"ruby-openstack",
"ruby-shadow",
"ruby-stomp",
"telnet",
"ubuntu-minimal",
"ubuntu-standard",
"uuid-runtime",
"vim",
"virt-what",
"vlan",
]
def __init__(self, data):
super(NailgunBuildImage, self).__init__(data)
self._image_scheme = objects.ImageScheme()
self._partition_scheme = objects.PartitionScheme()
self.parse_schemes()
self._operating_system = self.parse_operating_system()
@property
def partition_scheme(self):
return self._partition_scheme
@property
def image_scheme(self):
return self._image_scheme
@property
def grub(self):
return None
@property
def operating_system(self):
return self._operating_system
@property
def configdrive_scheme(self):
return None
def parse_operating_system(self):
packages = self.data.get('packages', self.DEFAULT_TRUSTY_PACKAGES)
repos = []
for repo in self.data['repos']:
repos.append(objects.DEBRepo(
name=repo['name'],
uri=repo['uri'],
suite=repo['suite'],
section=repo['section'],
priority=repo['priority']))
proxies = objects.RepoProxies()
proxy_dict = self.data.get('proxies', {})
for protocol, uri in six.iteritems(proxy_dict.get('protocols', {})):
proxies.add_proxy(protocol, uri)
proxies.add_direct_repo_addrs(proxy_dict.get(
'direct_repo_addr_list', []))
os = objects.Ubuntu(repos=repos, packages=packages, major=14, minor=4,
proxies=proxies)
# add root account
root_password = self.data.get('root_password')
hashed_root_password = self.data.get('hashed_root_password')
# for backward compatibily set default password is no password provided
if root_password is None and hashed_root_password is None:
root_password = CONF.default_root_password
os.add_user_account(
name='root',
password=root_password,
homedir='/root',
hashed_password=hashed_root_password,
)
return os
def parse_schemes(self):
for mount, image in six.iteritems(self.data['image_data']):
filename = os.path.basename(urlsplit(image['uri']).path)
# Loop does not allocate any loop device
# during initialization.
device = objects.Loop()
self._image_scheme.add_image(
uri='file://' + os.path.join(self.data['output'], filename),
format=image['format'],
container=image['container'],
target_device=device)
self._partition_scheme.add_fs(
device=device,
mount=mount,
fs_type=image['format'])
if mount == '/':
metadata_filename = filename.split('.', 1)[0] + '.yaml'
self.metadata_uri = 'file://' + os.path.join(
self.data['output'], metadata_filename)