1# ex:ts=4:sw=4:sts=4:et
2# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
3#
4# This program is free software; you can redistribute it and/or modify
5# it under the terms of the GNU General Public License version 2 as
6# published by the Free Software Foundation.
7#
8# This program is distributed in the hope that it will be useful,
9# but WITHOUT ANY WARRANTY; without even the implied warranty of
10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11# GNU General Public License for more details.
12#
13# You should have received a copy of the GNU General Public License along
14# with this program; if not, write to the Free Software Foundation, Inc.,
15# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
16#
17
18import os
19
20from wic import msger
21from wic.pluginbase import SourcePlugin
22from wic.utils.oe.misc import exec_cmd, get_bitbake_var
23
24class RawCopyPlugin(SourcePlugin):
25    """
26    Populate partition content from raw image file.
27    """
28
29    name = 'rawcopy'
30
31    @classmethod
32    def do_install_disk(cls, disk, disk_name, cr, workdir, oe_builddir,
33                        bootimg_dir, kernel_dir, native_sysroot):
34        """
35        Called after all partitions have been prepared and assembled into a
36        disk image. Do nothing.
37        """
38        pass
39
40    @classmethod
41    def do_configure_partition(cls, part, source_params, cr, cr_workdir,
42                               oe_builddir, bootimg_dir, kernel_dir,
43                               native_sysroot):
44        """
45        Called before do_prepare_partition(). Possibly prepare
46        configuration files of some sort.
47        """
48        pass
49
50    @classmethod
51    def do_prepare_partition(cls, part, source_params, cr, cr_workdir,
52                             oe_builddir, bootimg_dir, kernel_dir,
53                             rootfs_dir, native_sysroot):
54        """
55        Called to do the actual content population for a partition i.e. it
56        'prepares' the partition to be incorporated into the image.
57        """
58        if not bootimg_dir:
59            bootimg_dir = get_bitbake_var("DEPLOY_DIR_IMAGE")
60            if not bootimg_dir:
61                msger.error("Couldn't find DEPLOY_DIR_IMAGE, exiting\n")
62
63        msger.debug('Bootimg dir: %s' % bootimg_dir)
64
65        if 'file' not in source_params:
66            msger.error("No file specified\n")
67            return
68
69        src = os.path.join(bootimg_dir, source_params['file'])
70        dst = src
71
72        if 'skip' in source_params:
73            dst = os.path.join(cr_workdir, source_params['file'])
74            dd_cmd = "dd if=%s of=%s ibs=%s skip=1 conv=notrunc" % \
75                    (src, dst, source_params['skip'])
76            exec_cmd(dd_cmd)
77
78        # get the size in the right units for kickstart (kB)
79        du_cmd = "du -Lbks %s" % dst
80        out = exec_cmd(du_cmd)
81        filesize = out.split()[0]
82
83        if int(filesize) > int(part.size):
84            part.size = filesize
85
86        part.source_file = dst
87
88