def mount_partition(self, location, offset_bytes, size_bytes):
'''Mount a partition in a partitioned device or image'''
with pyfdisk.create_loopback(location, offset=offset_bytes,
size=size_bytes) as loop:
with self.mount(loop) as mountpoint:
yield mountpoint
def mount_partition(self, location, offset_bytes, size_bytes):
'''Mount a partition in a partitioned device or image'''
with pyfdisk.create_loopback(location,
offset=offset_bytes,
size=size_bytes) as loop:
with self.mount(loop) as mountpoint:
yield mountpoint
def create_partitioned_system(self, temp_root, location):
'''Create a Baserock system in a partitioned disk image or device'''
part_spec = os.environ.get('PARTITION_FILE', 'partitioning/default')
disk_size = self.get_disk_size()
if not disk_size:
raise writeexts.ExtensionError('DISK_SIZE is not defined')
dev = partitioning.do_partitioning(location, disk_size,
temp_root, part_spec)
for part in dev.partitionlist:
if not hasattr(part, 'mountpoint'):
continue
if part.mountpoint == '/':
# Re-format the rootfs, to include needed extra features
with pyfdisk.create_loopback(location,
part.extent.start *
dev.sector_size, part.size) as l:
self.mkfs_btrfs(l)
self.status(msg='Mounting partition %d' % part.number)
offset = part.extent.start * dev.sector_size
with self.mount_partition(location,
offset, part.size) as part_mount_dir:
if part.mountpoint == '/':
# Install root filesystem
rfs_uuid = self.get_uuid(location, part.extent.start *
dev.sector_size)
self.create_btrfs_system_layout(temp_root, part_mount_dir,
'factory', rfs_uuid, dev)
else:
# Copy files to partition from unpacked rootfs
src_dir = os.path.join(temp_root,
re.sub('^/', '', part.mountpoint))
self.status(msg='Copying files to %s partition' %
part.mountpoint)
self.copy_dir_contents(src_dir, part_mount_dir)
# Write raw files to disk with dd
partitioning.process_raw_files(dev, temp_root)
def create_partitioned_system(self, temp_root, location):
'''Deploy a bootable Baserock system with a custom partition layout.
Called if USE_PARTITIONING=yes is set in the deployment options.
'''
part_spec = os.environ.get('PARTITION_FILE', 'partitioning/default')
disk_size = self.get_disk_size()
if not disk_size:
raise writeexts.ExtensionError('DISK_SIZE is not defined')
dev = partitioning.do_partitioning(location, disk_size,
temp_root, part_spec)
boot_partition_available = dev.get_partition_by_mountpoint('/boot')
for part in dev.partitionlist:
if not hasattr(part, 'mountpoint'):
continue
if part.mountpoint == '/':
# Re-format the rootfs, to include needed extra features
with pyfdisk.create_loopback(location,
part.extent.start *
dev.sector_size, part.size) as l:
self.mkfs_btrfs(l)
self.status(msg='Mounting partition %d' % part.number)
offset = part.extent.start * dev.sector_size
with self.mount_partition(location,
offset, part.size) as part_mount_dir:
if part.mountpoint == '/':
# Install root filesystem
rfs_uuid = self.get_uuid(location, part.extent.start *
dev.sector_size)
self.create_versioned_layout(part_mount_dir, 'factory')
self.create_btrfs_system_rootfs(temp_root, part_mount_dir,
'factory', rfs_uuid, dev)
# If there's no /boot partition, but we do need to generate
# a bootloader configuration file, then it needs to go in
# the root partition.
if (boot_partition_available is False
and self.bootloader_config_is_wanted()):
self.create_bootloader_config(
temp_root, part_mount_dir, 'factory', rfs_uuid,
dev)
if self.get_bootloader_install() == 'extlinux':
# The extlinux/syslinux MBR blob always needs to be
# installed in the root partition.
self.install_syslinux_blob(dev, temp_root)
else:
# Copy files to partition from unpacked rootfs
src_dir = os.path.join(temp_root,
re.sub('^/', '', part.mountpoint))
self.status(msg='Copying files to %s partition' %
part.mountpoint)
self.copy_dir_contents(src_dir, part_mount_dir)
if (part.mountpoint == '/boot' and
self.bootloader_config_is_wanted()):
# We need to mirror the layout of the root partition in the
# /boot partition. Each kernel lives in its own
# systems/$version_label/ directory within the /boot
# partition.
self.create_versioned_layout(part_mount_dir, 'factory')
self.create_bootloader_config(temp_root, part_mount_dir,
'factory', None, dev)
# Write raw files to disk with dd
partitioning.process_raw_files(dev, temp_root)
def create_partitioned_system(self, temp_root, location):
'''Deploy a bootable Baserock system with a custom partition layout.
Called if USE_PARTITIONING=yes is set in the deployment options.
'''
part_spec = os.environ.get('PARTITION_FILE', 'partitioning/default')
disk_size = self.get_disk_size()
if not disk_size:
raise writeexts.ExtensionError('DISK_SIZE is not defined')
dev = partitioning.do_partitioning(location, disk_size, temp_root,
part_spec)
boot_partition_available = dev.get_partition_by_mountpoint('/boot')
for part in dev.partitionlist:
if not hasattr(part, 'mountpoint'):
continue
if part.mountpoint == '/':
# Re-format the rootfs, to include needed extra features
with pyfdisk.create_loopback(
location, part.extent.start * dev.sector_size,
part.size) as l:
self.mkfs_btrfs(l)
self.status(msg='Mounting partition %d' % part.number)
offset = part.extent.start * dev.sector_size
with self.mount_partition(location, offset,
part.size) as part_mount_dir:
if part.mountpoint == '/':
# Install root filesystem
rfs_uuid = self.get_uuid(
location, part.extent.start * dev.sector_size)
self.create_versioned_layout(part_mount_dir, 'factory')
self.create_btrfs_system_rootfs(temp_root, part_mount_dir,
'factory', rfs_uuid, dev)
# If there's no /boot partition, but we do need to generate
# a bootloader configuration file, then it needs to go in
# the root partition.
if (boot_partition_available is False
and self.bootloader_config_is_wanted()):
self.create_bootloader_config(temp_root,
part_mount_dir,
'factory', rfs_uuid, dev)
if self.get_bootloader_install() == 'extlinux':
# The extlinux/syslinux MBR blob always needs to be
# installed in the root partition.
self.install_syslinux_blob(dev, temp_root)
else:
# Copy files to partition from unpacked rootfs
src_dir = os.path.join(temp_root,
re.sub('^/', '', part.mountpoint))
self.status(msg='Copying files to %s partition' %
part.mountpoint)
self.copy_dir_contents(src_dir, part_mount_dir)
if (part.mountpoint == '/boot'
and self.bootloader_config_is_wanted()):
# We need to mirror the layout of the root partition in the
# /boot partition. Each kernel lives in its own
# systems/$version_label/ directory within the /boot
# partition.
self.create_versioned_layout(part_mount_dir, 'factory')
self.create_bootloader_config(temp_root, part_mount_dir,
'factory', None, dev)
# Write raw files to disk with dd
partitioning.process_raw_files(dev, temp_root)
