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Diffstat (limited to 'scripts/lib/wic/plugins/source/rootfs.py')
-rw-r--r-- | scripts/lib/wic/plugins/source/rootfs.py | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/scripts/lib/wic/plugins/source/rootfs.py b/scripts/lib/wic/plugins/source/rootfs.py new file mode 100644 index 0000000..425da8b --- /dev/null +++ b/scripts/lib/wic/plugins/source/rootfs.py @@ -0,0 +1,83 @@ +# ex:ts=4:sw=4:sts=4:et +# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- +# +# Copyright (c) 2014, Intel Corporation. +# All rights reserved. +# +# 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 'rootfs' source plugin class for 'wic' +# +# AUTHORS +# Tom Zanussi <tom.zanussi (at] linux.intel.com> +# Joao Henrique Ferreira de Freitas <joaohf (at] gmail.com> +# + +import os + +from wic import msger +from wic.pluginbase import SourcePlugin +from wic.utils.oe.misc import get_bitbake_var + +class RootfsPlugin(SourcePlugin): + """ + Populate partition content from a rootfs directory. + """ + + name = 'rootfs' + + @staticmethod + def __get_rootfs_dir(rootfs_dir): + if os.path.isdir(rootfs_dir): + return rootfs_dir + + image_rootfs_dir = get_bitbake_var("IMAGE_ROOTFS", rootfs_dir) + if not os.path.isdir(image_rootfs_dir): + msg = "No valid artifact IMAGE_ROOTFS from image named" + msg += " %s has been found at %s, exiting.\n" % \ + (rootfs_dir, image_rootfs_dir) + msger.error(msg) + + return image_rootfs_dir + + @classmethod + def do_prepare_partition(cls, part, source_params, cr, cr_workdir, + oe_builddir, bootimg_dir, kernel_dir, + krootfs_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, prepare content for legacy bios boot partition. + """ + if part.rootfs_dir is None: + if not 'ROOTFS_DIR' in krootfs_dir: + msg = "Couldn't find --rootfs-dir, exiting" + msger.error(msg) + rootfs_dir = krootfs_dir['ROOTFS_DIR'] + else: + if part.rootfs_dir in krootfs_dir: + rootfs_dir = krootfs_dir[part.rootfs_dir] + elif part.rootfs_dir: + rootfs_dir = part.rootfs_dir + else: + msg = "Couldn't find --rootfs-dir=%s connection" + msg += " or it is not a valid path, exiting" + msger.error(msg % part.rootfs_dir) + + real_rootfs_dir = cls.__get_rootfs_dir(rootfs_dir) + + part.rootfs_dir = real_rootfs_dir + part.prepare_rootfs(cr_workdir, oe_builddir, real_rootfs_dir, native_sysroot) + |