def do_partitioning(self): for parted in self.partition_scheme.parteds: pu.make_label(parted.name, parted.label) for prt in parted.partititons: pu.make_partition(prt.device, prt.begin, prt.end, prt.type) for flag in prt.flags: pu.set_partition_flag(prt.device, prt.count, flag) # creating meta disks for md in self.partition_scheme.mds: mu.mdcreate(md.name, md.level, *md.devices) # creating physical volumes for pv in self.partition_scheme.pvs: lu.pvcreate(pv.name) # creating volume groups for vg in self.partition_scheme.vgs: lu.vgcreate(vg.name, *vg.pvnames) # creating logical volumes for lv in self.partition_scheme.lvs: lu.lvcreate(lv.vgname, lv.name, lv.size) # making file systems for fs in self.partition_scheme.fss: fu.make_fs(fs.type, fs.options, fs.label, fs.device)
def do_partitioning(self): for parted in self.partition_scheme.parteds: pu.make_label(parted.name, parted.label) for prt in parted.partitions: pu.make_partition(prt.device, prt.begin, prt.end, prt.type) for flag in prt.flags: pu.set_partition_flag(prt.device, prt.count, flag) if prt.guid: pu.set_gpt_type(prt.device, prt.count, prt.guid) # creating meta disks for md in self.partition_scheme.mds: mu.mdcreate(md.name, md.level, *md.devices) # creating physical volumes for pv in self.partition_scheme.pvs: lu.pvcreate(pv.name) # creating volume groups for vg in self.partition_scheme.vgs: lu.vgcreate(vg.name, *vg.pvnames) # creating logical volumes for lv in self.partition_scheme.lvs: lu.lvcreate(lv.vgname, lv.name, lv.size) # making file systems for fs in self.partition_scheme.fss: fu.make_fs(fs.type, fs.options, fs.label, fs.device)
def test_make_fs(self, mock_exec): fu.make_fs('ext4', '-F', '-L fake_label', '/dev/fake') mock_exec.assert_called_once_with('mkfs.ext4', '-F', '-L', 'fake_label', '/dev/fake')
def test_make_fs_swap(self, mock_exec): fu.make_fs('swap', '-f', '-L fake_label', '/dev/fake') mock_exec.assert_called_once_with('mkswap', '-f', '-L', 'fake_label', '/dev/fake')
def do_build_image(self): """Building OS images includes the following steps 1) create temporary sparse files for all images (truncate) 2) attach temporary files to loop devices (losetup) 3) create file systems on these loop devices 4) create temporary chroot directory 5) mount loop devices into chroot directory 6) install operating system (debootstrap and apt-get) 7) configure OS (clean sources.list and preferences, etc.) 8) umount loop devices 9) resize file systems on loop devices 10) shrink temporary sparse files (images) 11) containerize (gzip) temporary sparse files 12) move temporary gzipped files to their final location """ LOG.info('--- Building image (do_build_image) ---') # TODO(kozhukalov): Implement metadata # as a pluggable data driver to avoid any fixed format. metadata = {} # TODO(kozhukalov): implement this using image metadata # we need to compare list of packages and repos LOG.info('*** Checking if image exists ***') if all([os.path.exists(img.uri.split('file://', 1)[1]) for img in self.driver.image_scheme.images]): LOG.debug('All necessary images are available. ' 'Nothing needs to be done.') return LOG.debug('At least one of the necessary images is unavailable. ' 'Starting build process.') try: LOG.debug('Creating temporary chroot directory') chroot = tempfile.mkdtemp( dir=CONF.image_build_dir, suffix=CONF.image_build_suffix) LOG.debug('Temporary chroot: %s', chroot) proc_path = os.path.join(chroot, 'proc') LOG.info('*** Preparing image space ***') for image in self.driver.image_scheme.images: LOG.debug('Creating temporary sparsed file for the ' 'image: %s', image.uri) img_tmp_file = bu.create_sparse_tmp_file( dir=CONF.image_build_dir, suffix=CONF.image_build_suffix) LOG.debug('Temporary file: %s', img_tmp_file) # we need to remember those files # to be able to shrink them and move in the end image.img_tmp_file = img_tmp_file LOG.debug('Looking for a free loop device') image.target_device.name = bu.get_free_loop_device() LOG.debug('Attaching temporary image file to free loop device') bu.attach_file_to_loop(img_tmp_file, str(image.target_device)) # find fs with the same loop device object # as image.target_device fs = self.driver.partition_scheme.fs_by_device( image.target_device) LOG.debug('Creating file system on the image') fu.make_fs( fs_type=fs.type, fs_options=fs.options, fs_label=fs.label, dev=str(fs.device)) # mounting all images into chroot tree self.mount_target(chroot, treat_mtab=False, pseudo=False) LOG.info('*** Shipping image content ***') LOG.debug('Installing operating system into image') # FIXME(kozhukalov): !!! we need this part to be OS agnostic # DEBOOTSTRAP # we use first repo as the main mirror uri = self.driver.operating_system.repos[0].uri suite = self.driver.operating_system.repos[0].suite LOG.debug('Preventing services from being get started') bu.suppress_services_start(chroot) LOG.debug('Installing base operating system using debootstrap') bu.run_debootstrap(uri=uri, suite=suite, chroot=chroot) # APT-GET LOG.debug('Configuring apt inside chroot') LOG.debug('Setting environment variables') bu.set_apt_get_env() LOG.debug('Allowing unauthenticated repos') bu.pre_apt_get(chroot) for repo in self.driver.operating_system.repos: LOG.debug('Adding repository source: name={name}, uri={uri},' 'suite={suite}, section={section}'.format( name=repo.name, uri=repo.uri, suite=repo.suite, section=repo.section)) bu.add_apt_source( name=repo.name, uri=repo.uri, suite=repo.suite, section=repo.section, chroot=chroot) LOG.debug('Adding repository preference: ' 'name={name}, priority={priority}'.format( name=repo.name, priority=repo.priority)) if repo.priority is not None: bu.add_apt_preference( name=repo.name, priority=repo.priority, suite=repo.suite, section=repo.section, chroot=chroot, uri=repo.uri) metadata.setdefault('repos', []).append({ 'type': 'deb', 'name': repo.name, 'uri': repo.uri, 'suite': repo.suite, 'section': repo.section, 'priority': repo.priority, 'meta': repo.meta}) LOG.debug('Preventing services from being get started') bu.suppress_services_start(chroot) packages = self.driver.operating_system.packages metadata['packages'] = packages # we need /proc to be mounted for apt-get success utils.makedirs_if_not_exists(proc_path) fu.mount_bind(chroot, '/proc') LOG.debug('Installing packages using apt-get: %s', ' '.join(packages)) bu.run_apt_get(chroot, packages=packages) LOG.debug('Post-install OS configuration') bu.do_post_inst(chroot) LOG.debug('Making sure there are no running processes ' 'inside chroot before trying to umount chroot') if not bu.stop_chrooted_processes(chroot, signal=signal.SIGTERM): if not bu.stop_chrooted_processes( chroot, signal=signal.SIGKILL): raise errors.UnexpectedProcessError( 'Stopping chrooted processes failed. ' 'There are some processes running in chroot %s', chroot) LOG.info('*** Finalizing image space ***') fu.umount_fs(proc_path) # umounting all loop devices self.umount_target(chroot, pseudo=False, try_lazy_umount=False) for image in self.driver.image_scheme.images: LOG.debug('Deattaching loop device from file: %s', image.img_tmp_file) bu.deattach_loop(str(image.target_device)) LOG.debug('Shrinking temporary image file: %s', image.img_tmp_file) bu.shrink_sparse_file(image.img_tmp_file) raw_size = os.path.getsize(image.img_tmp_file) raw_md5 = utils.calculate_md5(image.img_tmp_file, raw_size) LOG.debug('Containerizing temporary image file: %s', image.img_tmp_file) img_tmp_containerized = bu.containerize( image.img_tmp_file, image.container) img_containerized = image.uri.split('file://', 1)[1] # NOTE(kozhukalov): implement abstract publisher LOG.debug('Moving image file to the final location: %s', img_containerized) shutil.move(img_tmp_containerized, img_containerized) container_size = os.path.getsize(img_containerized) container_md5 = utils.calculate_md5( img_containerized, container_size) metadata.setdefault('images', []).append({ 'raw_md5': raw_md5, 'raw_size': raw_size, 'raw_name': None, 'container_name': os.path.basename(img_containerized), 'container_md5': container_md5, 'container_size': container_size, 'container': image.container, 'format': image.format}) # NOTE(kozhukalov): implement abstract publisher LOG.debug('Image metadata: %s', metadata) with open(self.driver.metadata_uri.split('file://', 1)[1], 'w') as f: yaml.safe_dump(metadata, stream=f) LOG.info('--- Building image END (do_build_image) ---') except Exception as exc: LOG.error('Failed to build image: %s', exc) raise finally: LOG.debug('Finally: stopping processes inside chroot: %s', chroot) if not bu.stop_chrooted_processes(chroot, signal=signal.SIGTERM): bu.stop_chrooted_processes(chroot, signal=signal.SIGKILL) LOG.debug('Finally: umounting procfs %s', proc_path) fu.umount_fs(proc_path) LOG.debug('Finally: umounting chroot tree %s', chroot) self.umount_target(chroot, pseudo=False, try_lazy_umount=False) for image in self.driver.image_scheme.images: LOG.debug('Finally: detaching loop device: %s', str(image.target_device)) try: bu.deattach_loop(str(image.target_device)) except errors.ProcessExecutionError as e: LOG.warning('Error occured while trying to detach ' 'loop device %s. Error message: %s', str(image.target_device), e) LOG.debug('Finally: removing temporary file: %s', image.img_tmp_file) try: os.unlink(image.img_tmp_file) except OSError: LOG.debug('Finally: file %s seems does not exist ' 'or can not be removed', image.img_tmp_file) LOG.debug('Finally: removing chroot directory: %s', chroot) try: os.rmdir(chroot) except OSError: LOG.debug('Finally: directory %s seems does not exist ' 'or can not be removed', chroot)
def do_partitioning(self): LOG.debug('--- Partitioning disks (do_partitioning) ---') # If disks are not wiped out at all, it is likely they contain lvm # and md metadata which will prevent re-creating a partition table # with 'device is busy' error. mu.mdclean_all() lu.lvremove_all() lu.vgremove_all() lu.pvremove_all() for parted in self.partition_scheme.parteds: for prt in parted.partitions: # We wipe out the beginning of every new partition # even before creating it. It allows us to avoid possible # interactive dialog if some data (metadata or file system) # present on this new partition and it also allows udev not # hanging trying to parse this data. utils.execute('dd', 'if=/dev/zero', 'bs=1M', 'seek=%s' % max(prt.begin - 1, 0), 'count=2', 'of=%s' % prt.device, check_exit_code=[0]) pu.make_label(parted.name, parted.label) for prt in parted.partitions: pu.make_partition(prt.device, prt.begin, prt.end, prt.type) for flag in prt.flags: pu.set_partition_flag(prt.device, prt.count, flag) if prt.guid: pu.set_gpt_type(prt.device, prt.count, prt.guid) # If one creates partitions with the same boundaries as last time, # there might be md and lvm metadata on those partitions. To prevent # failing of creating md and lvm devices we need to make sure # unused metadata are wiped out. mu.mdclean_all() lu.lvremove_all() lu.vgremove_all() lu.pvremove_all() # creating meta disks for md in self.partition_scheme.mds: mu.mdcreate(md.name, md.level, *md.devices) # creating physical volumes for pv in self.partition_scheme.pvs: lu.pvcreate(pv.name, metadatasize=pv.metadatasize, metadatacopies=pv.metadatacopies) # creating volume groups for vg in self.partition_scheme.vgs: lu.vgcreate(vg.name, *vg.pvnames) # creating logical volumes for lv in self.partition_scheme.lvs: lu.lvcreate(lv.vgname, lv.name, lv.size) # making file systems for fs in self.partition_scheme.fss: found_images = [ img for img in self.image_scheme.images if img.target_device == fs.device ] if not found_images: fu.make_fs(fs.type, fs.options, fs.label, fs.device)
def do_partitioning(self): LOG.debug('--- Partitioning disks (do_partitioning) ---') # If disks are not wiped out at all, it is likely they contain lvm # and md metadata which will prevent re-creating a partition table # with 'device is busy' error. mu.mdclean_all() lu.lvremove_all() lu.vgremove_all() lu.pvremove_all() # Here is udev's rules blacklisting to be done: # by adding symlinks to /dev/null in /etc/udev/rules.d for already # existent rules in /lib/. # 'parted' generates too many udev events in short period of time # so we should increase processing speed for those events, # otherwise partitioning is doomed. empty_rule_path = os.path.join(CONF.udev_rules_dir, os.path.basename(CONF.udev_empty_rule)) with open(empty_rule_path, 'w') as f: f.write('#\n') LOG.debug("Enabling udev's rules blacklisting") for rule in os.listdir(CONF.udev_rules_lib_dir): dst = os.path.join(CONF.udev_rules_dir, rule) if os.path.isdir(dst): continue if dst.endswith('.rules'): # for successful blacklisting already existent file with name # from /etc which overlaps with /lib should be renamed prior # symlink creation. try: if os.path.exists(dst): os.rename(dst, dst[:-len('.rules')] + CONF.udev_rename_substr) except OSError: LOG.debug("Skipping udev rule %s blacklising" % dst) else: os.symlink(empty_rule_path, dst) utils.execute('udevadm', 'control', '--reload-rules', check_exit_code=[0]) for parted in self.driver.partition_scheme.parteds: for prt in parted.partitions: # We wipe out the beginning of every new partition # right after creating it. It allows us to avoid possible # interactive dialog if some data (metadata or file system) # present on this new partition and it also allows udev not # hanging trying to parse this data. utils.execute('dd', 'if=/dev/zero', 'bs=1M', 'seek=%s' % max(prt.begin - 3, 0), 'count=5', 'of=%s' % prt.device, check_exit_code=[0]) # Also wipe out the ending of every new partition. # Different versions of md stores metadata in different places. # Adding exit code 1 to be accepted as for handling situation # when 'no space left on device' occurs. utils.execute('dd', 'if=/dev/zero', 'bs=1M', 'seek=%s' % max(prt.end - 3, 0), 'count=5', 'of=%s' % prt.device, check_exit_code=[0, 1]) for parted in self.driver.partition_scheme.parteds: pu.make_label(parted.name, parted.label) for prt in parted.partitions: pu.make_partition(prt.device, prt.begin, prt.end, prt.type) for flag in prt.flags: pu.set_partition_flag(prt.device, prt.count, flag) if prt.guid: pu.set_gpt_type(prt.device, prt.count, prt.guid) # If any partition to be created doesn't exist it's an error. # Probably it's again 'device or resource busy' issue. if not os.path.exists(prt.name): raise errors.PartitionNotFoundError( 'Partition %s not found after creation' % prt.name) # disable udev's rules blacklisting LOG.debug("Disabling udev's rules blacklisting") for rule in os.listdir(CONF.udev_rules_dir): src = os.path.join(CONF.udev_rules_dir, rule) if os.path.isdir(src): continue if src.endswith('.rules'): if os.path.islink(src): try: os.remove(src) except OSError: LOG.debug( "Skipping udev rule %s de-blacklisting" % src) elif src.endswith(CONF.udev_rename_substr): try: if os.path.exists(src): os.rename(src, src[:-len(CONF.udev_rename_substr)] + '.rules') except OSError: LOG.debug("Skipping udev rule %s de-blacklisting" % src) utils.execute('udevadm', 'control', '--reload-rules', check_exit_code=[0]) #NOTE(agordeev): re-create all the links which were skipped by udev # while blacklisted # NOTE(agordeev): do subsystem match, otherwise it will stuck utils.execute('udevadm', 'trigger', '--subsystem-match=block', check_exit_code=[0]) utils.execute('udevadm', 'settle', '--quiet', check_exit_code=[0]) # If one creates partitions with the same boundaries as last time, # there might be md and lvm metadata on those partitions. To prevent # failing of creating md and lvm devices we need to make sure # unused metadata are wiped out. mu.mdclean_all() lu.lvremove_all() lu.vgremove_all() lu.pvremove_all() # creating meta disks for md in self.driver.partition_scheme.mds: mu.mdcreate(md.name, md.level, *md.devices) # creating physical volumes for pv in self.driver.partition_scheme.pvs: lu.pvcreate(pv.name, metadatasize=pv.metadatasize, metadatacopies=pv.metadatacopies) # creating volume groups for vg in self.driver.partition_scheme.vgs: lu.vgcreate(vg.name, *vg.pvnames) # creating logical volumes for lv in self.driver.partition_scheme.lvs: lu.lvcreate(lv.vgname, lv.name, lv.size) # making file systems for fs in self.driver.partition_scheme.fss: found_images = [img for img in self.driver.image_scheme.images if img.target_device == fs.device] if not found_images: fu.make_fs(fs.type, fs.options, fs.label, fs.device)
def do_partitioning(self): LOG.debug('--- Partitioning disks (do_partitioning) ---') # If disks are not wiped out at all, it is likely they contain lvm # and md metadata which will prevent re-creating a partition table # with 'device is busy' error. mu.mdclean_all() lu.lvremove_all() lu.vgremove_all() lu.pvremove_all() # Here is udev's rules blacklisting to be done: # by adding symlinks to /dev/null in /etc/udev/rules.d for already # existent rules in /lib/. # 'parted' generates too many udev events in short period of time # so we should increase processing speed for those events, # otherwise partitioning is doomed. empty_rule_path = os.path.join(CONF.udev_rules_dir, os.path.basename(CONF.udev_empty_rule)) with open(empty_rule_path, 'w') as f: f.write('#\n') LOG.debug("Enabling udev's rules blacklisting") for rule in os.listdir(CONF.udev_rules_lib_dir): dst = os.path.join(CONF.udev_rules_dir, rule) if os.path.isdir(dst): continue if dst.endswith('.rules'): # for successful blacklisting already existent file with name # from /etc which overlaps with /lib should be renamed prior # symlink creation. try: if os.path.exists(dst): os.rename( dst, dst[:-len('.rules')] + CONF.udev_rename_substr) except OSError: LOG.debug("Skipping udev rule %s blacklising" % dst) else: os.symlink(empty_rule_path, dst) utils.execute('udevadm', 'control', '--reload-rules', check_exit_code=[0]) for parted in self.driver.partition_scheme.parteds: for prt in parted.partitions: # We wipe out the beginning of every new partition # right after creating it. It allows us to avoid possible # interactive dialog if some data (metadata or file system) # present on this new partition and it also allows udev not # hanging trying to parse this data. utils.execute('dd', 'if=/dev/zero', 'bs=1M', 'seek=%s' % max(prt.begin - 3, 0), 'count=5', 'of=%s' % prt.device, check_exit_code=[0]) # Also wipe out the ending of every new partition. # Different versions of md stores metadata in different places. # Adding exit code 1 to be accepted as for handling situation # when 'no space left on device' occurs. utils.execute('dd', 'if=/dev/zero', 'bs=1M', 'seek=%s' % max(prt.end - 3, 0), 'count=5', 'of=%s' % prt.device, check_exit_code=[0, 1]) for parted in self.driver.partition_scheme.parteds: pu.make_label(parted.name, parted.label) for prt in parted.partitions: pu.make_partition(prt.device, prt.begin, prt.end, prt.type) for flag in prt.flags: pu.set_partition_flag(prt.device, prt.count, flag) if prt.guid: pu.set_gpt_type(prt.device, prt.count, prt.guid) # If any partition to be created doesn't exist it's an error. # Probably it's again 'device or resource busy' issue. if not os.path.exists(prt.name): raise errors.PartitionNotFoundError( 'Partition %s not found after creation' % prt.name) # disable udev's rules blacklisting LOG.debug("Disabling udev's rules blacklisting") for rule in os.listdir(CONF.udev_rules_dir): src = os.path.join(CONF.udev_rules_dir, rule) if os.path.isdir(src): continue if src.endswith('.rules'): if os.path.islink(src): try: os.remove(src) except OSError: LOG.debug("Skipping udev rule %s de-blacklisting" % src) elif src.endswith(CONF.udev_rename_substr): try: if os.path.exists(src): os.rename( src, src[:-len(CONF.udev_rename_substr)] + '.rules') except OSError: LOG.debug("Skipping udev rule %s de-blacklisting" % src) utils.execute('udevadm', 'control', '--reload-rules', check_exit_code=[0]) #NOTE(agordeev): re-create all the links which were skipped by udev # while blacklisted utils.execute('udevadm', 'trigger', check_exit_code=[0]) utils.execute('udevadm', 'settle', '--quiet', check_exit_code=[0]) # If one creates partitions with the same boundaries as last time, # there might be md and lvm metadata on those partitions. To prevent # failing of creating md and lvm devices we need to make sure # unused metadata are wiped out. mu.mdclean_all() lu.lvremove_all() lu.vgremove_all() lu.pvremove_all() # creating meta disks for md in self.driver.partition_scheme.mds: mu.mdcreate(md.name, md.level, *md.devices) # creating physical volumes for pv in self.driver.partition_scheme.pvs: lu.pvcreate(pv.name, metadatasize=pv.metadatasize, metadatacopies=pv.metadatacopies) # creating volume groups for vg in self.driver.partition_scheme.vgs: lu.vgcreate(vg.name, *vg.pvnames) # creating logical volumes for lv in self.driver.partition_scheme.lvs: lu.lvcreate(lv.vgname, lv.name, lv.size) # making file systems for fs in self.driver.partition_scheme.fss: found_images = [ img for img in self.driver.image_scheme.images if img.target_device == fs.device ] if not found_images: fu.make_fs(fs.type, fs.options, fs.label, fs.device)
def do_build_image(self): """Building OS images includes the following steps 1) create temporary sparse files for all images (truncate) 2) attach temporary files to loop devices (losetup) 3) create file systems on these loop devices 4) create temporary chroot directory 5) mount loop devices into chroot directory 6) install operating system (debootstrap and apt-get) 7) configure OS (clean sources.list and preferences, etc.) 8) umount loop devices 9) resize file systems on loop devices 10) shrink temporary sparse files (images) 11) containerize (gzip) temporary sparse files 12) move temporary gzipped files to their final location """ LOG.info('--- Building image (do_build_image) ---') # TODO(kozhukalov): Implement metadata # as a pluggable data driver to avoid any fixed format. metadata = {} # TODO(kozhukalov): implement this using image metadata # we need to compare list of packages and repos LOG.info('*** Checking if image exists ***') if all([ os.path.exists(img.uri.split('file://', 1)[1]) for img in self.driver.image_scheme.images ]): LOG.debug('All necessary images are available. ' 'Nothing needs to be done.') return LOG.debug('At least one of the necessary images is unavailable. ' 'Starting build process.') LOG.info('*** Preparing image space ***') for image in self.driver.image_scheme.images: LOG.debug('Creating temporary sparsed file for the ' 'image: %s', image.uri) img_tmp_file = bu.create_sparse_tmp_file( dir=CONF.image_build_dir, suffix=CONF.image_build_suffix) LOG.debug('Temporary file: %s', img_tmp_file) # we need to remember those files # to be able to shrink them and move in the end image.img_tmp_file = img_tmp_file LOG.debug('Looking for a free loop device') image.target_device.name = bu.get_free_loop_device() LOG.debug('Attaching temporary image file to free loop device') bu.attach_file_to_loop(img_tmp_file, str(image.target_device)) # find fs with the same loop device object # as image.target_device fs = self.driver.partition_scheme.fs_by_device(image.target_device) LOG.debug('Creating file system on the image') fu.make_fs(fs_type=fs.type, fs_options=fs.options, fs_label=fs.label, dev=str(fs.device)) LOG.debug('Creating temporary chroot directory') chroot = tempfile.mkdtemp(dir=CONF.image_build_dir, suffix=CONF.image_build_suffix) LOG.debug('Temporary chroot: %s', chroot) # mounting all images into chroot tree self.mount_target(chroot, treat_mtab=False, pseudo=False) LOG.info('*** Shipping image content ***') LOG.debug('Installing operating system into image') # FIXME(kozhukalov): !!! we need this part to be OS agnostic # DEBOOTSTRAP # we use first repo as the main mirror uri = self.driver.operating_system.repos[0].uri suite = self.driver.operating_system.repos[0].suite LOG.debug('Preventing services from being get started') bu.suppress_services_start(chroot) LOG.debug('Installing base operating system using debootstrap') bu.run_debootstrap(uri=uri, suite=suite, chroot=chroot) # APT-GET LOG.debug('Configuring apt inside chroot') LOG.debug('Setting environment variables') bu.set_apt_get_env() LOG.debug('Allowing unauthenticated repos') bu.pre_apt_get(chroot) for repo in self.driver.operating_system.repos: LOG.debug('Adding repository source: name={name}, uri={uri},' 'suite={suite}, section={section}'.format( name=repo.name, uri=repo.uri, suite=repo.suite, section=repo.section)) bu.add_apt_source(name=repo.name, uri=repo.uri, suite=repo.suite, section=repo.section, chroot=chroot) LOG.debug('Adding repository preference: ' 'name={name}, priority={priority}'.format( name=repo.name, priority=repo.priority)) bu.add_apt_preference(name=repo.name, priority=repo.priority, suite=repo.suite, section=repo.section, chroot=chroot) metadata.setdefault('repos', []).append({ 'type': 'deb', 'name': repo.name, 'uri': repo.uri, 'suite': repo.suite, 'section': repo.section, 'priority': repo.priority, 'meta': repo.meta }) LOG.debug('Preventing services from being get started') bu.suppress_services_start(chroot) packages = self.driver.operating_system.packages metadata['packages'] = packages # we need /proc to be mounted for apt-get success proc_path = os.path.join(chroot, 'proc') utils.makedirs_if_not_exists(proc_path) fu.mount_bind(chroot, '/proc') LOG.debug('Installing packages using apt-get: %s', ' '.join(packages)) bu.run_apt_get(chroot, packages=packages) LOG.debug('Post-install OS configuration') bu.do_post_inst(chroot) LOG.debug('Making sure there are no running processes ' 'inside chroot before trying to umount chroot') bu.send_signal_to_chrooted_processes(chroot, signal.SIGTERM) # We assume there might be some processes which # require some reasonable time to stop before we try # to send them SIGKILL. Waiting for 2 seconds # looks reasonable here. time.sleep(2) bu.send_signal_to_chrooted_processes(chroot, signal.SIGKILL) LOG.info('*** Finalizing image space ***') fu.umount_fs(proc_path) # umounting all loop devices self.umount_target(chroot, pseudo=False) for image in self.driver.image_scheme.images: LOG.debug('Deattaching loop device from file: %s', image.img_tmp_file) bu.deattach_loop(str(image.target_device)) LOG.debug('Shrinking temporary image file: %s', image.img_tmp_file) bu.shrink_sparse_file(image.img_tmp_file) raw_size = os.path.getsize(image.img_tmp_file) raw_md5 = utils.calculate_md5(image.img_tmp_file, raw_size) LOG.debug('Containerizing temporary image file: %s', image.img_tmp_file) img_tmp_containerized = bu.containerize(image.img_tmp_file, image.container) img_containerized = image.uri.split('file://', 1)[1] # NOTE(kozhukalov): implement abstract publisher LOG.debug('Moving image file to the final location: %s', img_containerized) shutil.move(img_tmp_containerized, img_containerized) container_size = os.path.getsize(img_containerized) container_md5 = utils.calculate_md5(img_containerized, container_size) metadata.setdefault('images', []).append({ 'raw_md5': raw_md5, 'raw_size': raw_size, 'raw_name': None, 'container_name': os.path.basename(img_containerized), 'container_md5': container_md5, 'container_size': container_size, 'container': image.container, 'format': image.format }) # NOTE(kozhukalov): implement abstract publisher LOG.debug('Image metadata: %s', metadata) with open(self.driver.metadata_uri.split('file://', 1)[1], 'w') as f: yaml.safe_dump(metadata, stream=f) LOG.info('--- Building image END (do_build_image) ---')