/usr/bin/linaro-android-media-create is in linaro-image-tools 2014.11-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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# Copyright (C) 2011 Linaro
#
# Author: Jeremy Chang <jeremy.chang@linaro.org>
#
# This file is part of Linaro Image Tools.
#
# Linaro Image Tools is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Linaro Image Tools 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 Linaro Image Tools. If not, see <http://www.gnu.org/licenses/>.
import atexit
import os
import sys
import tempfile
from linaro_image_tools import cmd_runner
from linaro_image_tools.media_create.android_boards import (
get_board_config,
)
from linaro_image_tools.media_create.check_device import (
confirm_device_selection_and_ensure_it_is_ready)
from linaro_image_tools.media_create.partitions import (
Media,
setup_android_partitions,
partition_mounted,
)
from linaro_image_tools.media_create.rootfs import populate_partition
from linaro_image_tools.media_create.unpack_binary_tarball import (
unpack_android_binary_tarball
)
from linaro_image_tools.media_create import get_android_args_parser
from linaro_image_tools.utils import (
additional_android_option_checks,
android_hwpack_in_boot_tarball,
ensure_command,
get_logger,
disable_automount,
enable_automount,
)
# Just define the global variables
TMP_DIR = None
BOOT_DISK = None
CACHE_DISK = None
SDCARD_DISK = None
# Registered as the first atexit handler as we want this to be the last
# handler to execute.
@atexit.register
def cleanup_tempdir():
"""Remove TEMP_DIR with all its contents.
Before doing so, make sure DISKs are not mounted.
"""
devnull = open('/dev/null', 'w')
# ignore non-zero return codes
for disk in BOOT_DISK, CACHE_DISK, \
SDCARD_DISK:
if disk is not None:
try:
cmd_runner.run(['umount', disk],
stdout=devnull, stderr=devnull, as_root=True).wait()
except cmd_runner.SubcommandNonZeroReturnValue:
pass
# Remove TMP_DIR as root because some files written there are
# owned by root.
if TMP_DIR is not None:
cmd_runner.run(['rm', '-rf', TMP_DIR], as_root=True).wait()
def ensure_required_commands(args):
"""Ensure we have the commands that we know are going to be used."""
required_commands = [
'mkfs.vfat', 'sfdisk', 'mkimage', 'parted']
for command in required_commands:
ensure_command(command)
if __name__ == '__main__':
parser = get_android_args_parser()
args = parser.parse_args()
logger = get_logger(debug=args.debug)
additional_android_option_checks(args)
# If --help was specified this won't execute.
# Create temp dir and initialize rest of path vars.
TMP_DIR = tempfile.mkdtemp()
BOOT_DIR = os.path.join(TMP_DIR, 'boot')
SYSTEM_DIR = os.path.join(TMP_DIR, 'system')
DATA_DIR = os.path.join(TMP_DIR, 'data')
BOOT_DISK = os.path.join(TMP_DIR, 'boot-disc')
CACHE_DISK = os.path.join(TMP_DIR, 'cache-disc')
SDCARD_DISK = os.path.join(TMP_DIR, 'sdcard-disc')
if args.dev == 'iMX53':
# XXX: remove this and the corresponding entry in android_board_configs
logger.warning("DEPRECATION WARNING: iMX53 is deprecated, please "
"use mx53loco.")
ensure_required_commands(args)
# Do this by default, disable automount options and re-enable them at exit.
disable_automount()
atexit.register(enable_automount)
media = Media(args.device)
if media.is_block_device:
if not confirm_device_selection_and_ensure_it_is_ready(args.device):
sys.exit(1)
elif not args.should_create_partitions:
logger.error("Do not use --no-part in conjunction with --image_file.")
sys.exit(1)
cmd_runner.run(['mkdir', '-p', BOOT_DIR]).wait()
cmd_runner.run(['mkdir', '-p', SYSTEM_DIR]).wait()
cmd_runner.run(['mkdir', '-p', DATA_DIR]).wait()
unpack_android_binary_tarball(args.boot, BOOT_DIR)
board_config = get_board_config(args.dev)
hwpack_exists, config_file = android_hwpack_in_boot_tarball(BOOT_DIR)
if not args.hwpack and not hwpack_exists:
# No hwpack in the boot tarball nor provided on the command line.
logger.warning("No hwpack found in the boot tarball nor passed on "
"the command line. Default values will be used.")
elif not args.hwpack and hwpack_exists:
board_config.from_file(config_file)
elif args.hwpack:
logger.warning("Values from the hwpack provided on the command line "
"will be used.")
board_config.from_file(args.hwpack)
board_config.add_boot_args(args.extra_boot_args)
board_config.add_boot_args_from_file(args.extra_boot_args_file)
# Create partitions
boot_partition, system_partition, cache_partition, \
data_partition, sdcard_partition = setup_android_partitions( \
board_config, media, args.image_size, args.boot_label,
args.should_create_partitions, args.should_align_boot_part)
board_config.populate_raw_partition(args.device, BOOT_DIR)
populate_partition(BOOT_DIR + "/boot", BOOT_DISK, boot_partition)
board_config.populate_boot_script(boot_partition, BOOT_DISK, args.consoles)
with partition_mounted(boot_partition, BOOT_DISK):
board_config.install_boot_loader(args.device, BOOT_DISK)
if args.system:
with partition_mounted(system_partition, SYSTEM_DIR):
unpack_android_binary_tarball(args.system, TMP_DIR)
elif args.systemimage :
cmd_runner.run( [ 'e2label', args.systemimage, "system"],
stderr=open('/dev/null', 'w'),
as_root=True).wait()
cmd_runner.run( [ 'dd', 'if=%s' % args.systemimage,
'of=%s' % system_partition],
stderr=open('/dev/null', 'w'),
as_root=True).wait()
else:
#should not reach here
pass
if args.userdata:
with partition_mounted(data_partition, DATA_DIR):
unpack_android_binary_tarball(args.userdata, TMP_DIR)
elif args.userdataimage:
cmd_runner.run( [ 'e2label', args.userdataimage, "userdata"],
stderr=open('/dev/null', 'w'),
as_root=True).wait()
cmd_runner.run( [ 'dd', 'if=%s' % args.userdataimage,
'of=%s' % data_partition],
stderr=open('/dev/null', 'w'),
as_root=True).wait()
else:
#should not reach here
pass
print "Done creating Linaro Android image on %s" % args.device
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