flatcar-scripts/build_library/dev_image_util.sh
Michael Marineau 213472652c add(prod_image_util): Rename what remains of cros_make_image_bootable
cros_make_image_bootable now only is relevant for prod images, so move
the remaining code to prod_image_util in a similar scheme that base and
dev images use.
2013-12-30 16:12:44 -08:00

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# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# Shell function library for functions specific to creating dev
# images from base images. The main function for export in this
# library is 'install_dev_packages'.
# Modifies an existing image to add development packages.
# Takes as an arg the name of the image to be created.
install_dev_packages() {
local image_name=$1
info "Adding developer packages to ${image_name}"
local disk_layout="${FLAGS_disk_layout:-base}"
local root_fs_dir="${BUILD_DIR}/rootfs"
"${BUILD_LIBRARY_DIR}/disk_util" --disk_layout="${disk_layout}" \
mount "${BUILD_DIR}/${image_name}" "${root_fs_dir}"
trap "cleanup_mounts '${root_fs_dir}' && delete_prompt" EXIT
# Install developer packages described in coreos-dev.
emerge_to_image --root="${root_fs_dir}" coreos-base/coreos-dev
# Make sure profile.env and ld.so.cache has been generated
sudo ROOT="${root_fs_dir}" env-update
# Install the bare necessary files so that the "emerge" command works
sudo mkdir -p ${root_fs_dir}/etc/make.profile
# Mark the image as a developer image (input to chromeos_startup).
# TODO(arkaitzr): Remove this file when applications no longer rely on it
# (crosbug.com/16648). The preferred way of determining developer mode status
# is via crossystem cros_debug?1 (checks boot args for "cros_debug").
sudo mkdir -p "${root_fs_dir}/root"
sudo touch "${root_fs_dir}/root/.dev_mode"
# Zero all fs free space, not fatal since it won't work on linux < 3.2
sudo fstrim "${root_fs_dir}" || true
if [[ -d "${root_fs_dir}/media/state" ]]; then
sudo fstrim "${root_fs_dir}/media/state" || true
fi
info "Developer image built and stored at ${image_name}"
cleanup_mounts "${root_fs_dir}"
trap - EXIT
}