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# Development tool - build-image plugin
#
# Copyright (C) 2015 Intel Corporation
#
# 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.
"""Devtool plugin containing the build-image subcommand."""
import os
import errno
import logging
from bb.process import ExecutionError
from devtool import exec_build_env_command, setup_tinfoil, parse_recipe, DevtoolError
logger = logging.getLogger('devtool')
class TargetNotImageError(Exception):
pass
def _get_packages(tinfoil, workspace, config):
"""Get list of packages from recipes in the workspace."""
result = []
for recipe in workspace:
data = parse_recipe(config, tinfoil, recipe, True)
if 'class-target' in data.getVar('OVERRIDES', True).split(':'):
if recipe in data.getVar('PACKAGES', True).split():
result.append(recipe)
else:
logger.warning("Skipping recipe %s as it doesn't produce a "
"package with the same name", recipe)
return result
def build_image(args, config, basepath, workspace):
"""Entry point for the devtool 'build-image' subcommand."""
image = args.imagename
auto_image = False
if not image:
sdk_targets = config.get('SDK', 'sdk_targets', '').split()
if sdk_targets:
image = sdk_targets[0]
auto_image = True
if not image:
raise DevtoolError('Unable to determine image to build, please specify one')
try:
if args.add_packages:
add_packages = args.add_packages.split(',')
else:
add_packages = None
result, outputdir = build_image_task(config, basepath, workspace, image, add_packages)
except TargetNotImageError:
if auto_image:
raise DevtoolError('Unable to determine image to build, please specify one')
else:
raise DevtoolError('Specified recipe %s is not an image recipe' % image)
if result == 0:
logger.info('Successfully built %s. You can find output files in %s'
% (image, outputdir))
return result
def build_image_task(config, basepath, workspace, image, add_packages=None, task=None, extra_append=None):
# remove <image>.bbappend to make sure setup_tinfoil doesn't
# break because of it
target_basename = config.get('SDK', 'target_basename', '')
if target_basename:
appendfile = os.path.join(config.workspace_path, 'appends',
'%s.bbappend' % target_basename)
try:
os.unlink(appendfile)
except OSError as exc:
if exc.errno != errno.ENOENT:
raise
tinfoil = setup_tinfoil(basepath=basepath)
try:
rd = parse_recipe(config, tinfoil, image, True)
if not rd:
# Error already shown
return (1, None)
if not bb.data.inherits_class('image', rd):
raise TargetNotImageError()
# Get the actual filename used and strip the .bb and full path
target_basename = rd.getVar('FILE', True)
target_basename = os.path.splitext(os.path.basename(target_basename))[0]
config.set('SDK', 'target_basename', target_basename)
config.write()
appendfile = os.path.join(config.workspace_path, 'appends',
'%s.bbappend' % target_basename)
outputdir = None
try:
if workspace or add_packages:
if add_packages:
packages = add_packages
else:
packages = _get_packages(tinfoil, workspace, config)
else:
packages = None
if not task:
if not packages and not add_packages and workspace:
logger.warning('No recipes in workspace, building image %s unmodified', image)
elif not packages:
logger.warning('No packages to add, building image %s unmodified', image)
if packages or extra_append:
bb.utils.mkdirhier(os.path.dirname(appendfile))
with open(appendfile, 'w') as afile:
if packages:
# include packages from workspace recipes into the image
afile.write('IMAGE_INSTALL_append = " %s"\n' % ' '.join(packages))
if not task:
logger.info('Building image %s with the following '
'additional packages: %s', image, ' '.join(packages))
if extra_append:
for line in extra_append:
afile.write('%s\n' % line)
if task in ['populate_sdk', 'populate_sdk_ext']:
outputdir = rd.getVar('SDK_DEPLOY', True)
else:
outputdir = rd.getVar('DEPLOY_DIR_IMAGE', True)
tmp_tinfoil = tinfoil
tinfoil = None
tmp_tinfoil.shutdown()
options = ''
if task:
options += '-c %s' % task
# run bitbake to build image (or specified task)
try:
exec_build_env_command(config.init_path, basepath,
'bitbake %s %s' % (options, image), watch=True)
except ExecutionError as err:
return (err.exitcode, None)
finally:
if os.path.isfile(appendfile):
os.unlink(appendfile)
finally:
if tinfoil:
tinfoil.shutdown()
return (0, outputdir)
def register_commands(subparsers, context):
"""Register devtool subcommands from the build-image plugin"""
parser = subparsers.add_parser('build-image',
help='Build image including workspace recipe packages',
description='Builds an image, extending it to include '
'packages from recipes in the workspace',
group='testbuild', order=-10)
parser.add_argument('imagename', help='Image recipe to build', nargs='?')
parser.add_argument('-p', '--add-packages', help='Instead of adding packages for the '
'entire workspace, specify packages to be added to the image '
'(separate multiple packages by commas)',
metavar='PACKAGES')
parser.set_defaults(func=build_image)
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