| # ex:ts=4:sw=4:sts=4:et |
| # -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- |
| # |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License version 2 as |
| # published by the Free Software Foundation. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License along |
| # with this program; if not, write to the Free Software Foundation, Inc., |
| # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| # |
| # DESCRIPTION |
| # This implements the 'bootimg-partition' source plugin class for |
| # 'wic'. The plugin creates an image of boot partition, copying over |
| # files listed in IMAGE_BOOT_FILES bitbake variable. |
| # |
| # AUTHORS |
| # Maciej Borzecki <maciej.borzecki (at] open-rnd.pl> |
| # |
| |
| import os |
| import re |
| |
| from wic import msger |
| from wic.pluginbase import SourcePlugin |
| from wic.utils.oe.misc import exec_cmd, get_bitbake_var |
| from glob import glob |
| |
| class BootimgPartitionPlugin(SourcePlugin): |
| """ |
| Create an image of boot partition, copying over files |
| listed in IMAGE_BOOT_FILES bitbake variable. |
| """ |
| |
| name = 'bootimg-partition' |
| |
| @classmethod |
| def do_install_disk(cls, disk, disk_name, cr, workdir, oe_builddir, |
| bootimg_dir, kernel_dir, native_sysroot): |
| """ |
| Called after all partitions have been prepared and assembled into a |
| disk image. Do nothing. |
| """ |
| pass |
| |
| @classmethod |
| def do_configure_partition(cls, part, source_params, cr, cr_workdir, |
| oe_builddir, bootimg_dir, kernel_dir, |
| native_sysroot): |
| """ |
| Called before do_prepare_partition(). Possibly prepare |
| configuration files of some sort. |
| |
| """ |
| pass |
| |
| @classmethod |
| def do_prepare_partition(cls, part, source_params, cr, cr_workdir, |
| oe_builddir, bootimg_dir, kernel_dir, |
| rootfs_dir, native_sysroot): |
| """ |
| Called to do the actual content population for a partition i.e. it |
| 'prepares' the partition to be incorporated into the image. |
| In this case, does the following: |
| - sets up a vfat partition |
| - copies all files listed in IMAGE_BOOT_FILES variable |
| """ |
| hdddir = "%s/boot" % cr_workdir |
| install_cmd = "install -d %s" % hdddir |
| exec_cmd(install_cmd) |
| |
| if not bootimg_dir: |
| bootimg_dir = get_bitbake_var("DEPLOY_DIR_IMAGE") |
| if not bootimg_dir: |
| msger.error("Couldn't find DEPLOY_DIR_IMAGE, exiting\n") |
| |
| msger.debug('Bootimg dir: %s' % bootimg_dir) |
| |
| boot_files = get_bitbake_var("IMAGE_BOOT_FILES") |
| |
| if not boot_files: |
| msger.error('No boot files defined, IMAGE_BOOT_FILES unset') |
| |
| msger.debug('Boot files: %s' % boot_files) |
| |
| # list of tuples (src_name, dst_name) |
| deploy_files = [] |
| for src_entry in re.findall(r'[\w;\-\./\*]+', boot_files): |
| if ';' in src_entry: |
| dst_entry = tuple(src_entry.split(';')) |
| if not dst_entry[0] or not dst_entry[1]: |
| msger.error('Malformed boot file entry: %s' % (src_entry)) |
| else: |
| dst_entry = (src_entry, src_entry) |
| |
| msger.debug('Destination entry: %r' % (dst_entry,)) |
| deploy_files.append(dst_entry) |
| |
| for deploy_entry in deploy_files: |
| src, dst = deploy_entry |
| install_task = [] |
| if '*' in src: |
| # by default install files under their basename |
| entry_name_fn = os.path.basename |
| if dst != src: |
| # unless a target name was given, then treat name |
| # as a directory and append a basename |
| entry_name_fn = lambda name: \ |
| os.path.join(dst, |
| os.path.basename(name)) |
| |
| srcs = glob(os.path.join(bootimg_dir, src)) |
| |
| msger.debug('Globbed sources: %s' % (', '.join(srcs))) |
| for entry in srcs: |
| entry_dst_name = entry_name_fn(entry) |
| install_task.append((entry, |
| os.path.join(hdddir, |
| entry_dst_name))) |
| else: |
| install_task = [(os.path.join(bootimg_dir, src), |
| os.path.join(hdddir, dst))] |
| |
| for task in install_task: |
| src_path, dst_path = task |
| msger.debug('Install %s as %s' % (os.path.basename(src_path), |
| dst_path)) |
| install_cmd = "install -m 0644 -D %s %s" \ |
| % (src_path, dst_path) |
| exec_cmd(install_cmd) |
| |
| msger.debug('Prepare boot partition using rootfs in %s' % (hdddir)) |
| part.prepare_rootfs(cr_workdir, oe_builddir, hdddir, |
| native_sysroot) |
| |