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1836d5998d
Use what was the base image build function as setup/finalize steps in the dev and prod build functions. This eliminates duplicate code that mounted and unmounted the filesystem images.
67 lines
2.4 KiB
Bash
Executable File
67 lines
2.4 KiB
Bash
Executable File
# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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start_image() {
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local image_name=$1
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local disk_layout=$2
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local root_fs_dir=$3
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local disk_img="${BUILD_DIR}/${image_name}"
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info "Using image type ${disk_layout}"
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"${BUILD_LIBRARY_DIR}/disk_util" --disk_layout="${disk_layout}" \
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format "${disk_img}"
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"${BUILD_LIBRARY_DIR}/disk_util" --disk_layout="${disk_layout}" \
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mount "${disk_img}" "${root_fs_dir}"
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trap "cleanup_mounts '${root_fs_dir}' && delete_prompt" EXIT
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# First thing first, install baselayout with USE=build to create a
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# working directory tree. Don't use binpkgs due to the use flag change.
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sudo -E USE=build "emerge-${BOARD}" --root="${root_fs_dir}" \
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--usepkg=n --buildpkg=n --oneshot --quiet --nodeps sys-apps/baselayout
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# FIXME(marineam): Work around glibc setting EROOT=$ROOT
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# https://bugs.gentoo.org/show_bug.cgi?id=473728#c12
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sudo mkdir -p "${root_fs_dir}/etc/ld.so.conf.d"
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}
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finish_image() {
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local disk_layout=$1
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local root_fs_dir=$2
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local update_group=$3
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# Record directories installed to the state partition.
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# Explicitly ignore entries covered by existing configs.
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local tmp_ignore=$(awk '/^[dDfFL]/ {print "--ignore=" $2}' \
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"${root_fs_dir}"/usr/lib/tmpfiles.d/*.conf)
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sudo "${BUILD_LIBRARY_DIR}/gen_tmpfiles.py" --root="${root_fs_dir}" \
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--output="${root_fs_dir}/usr/lib/tmpfiles.d/base_image_var.conf" \
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${tmp_ignore} "${root_fs_dir}/var"
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sudo "${BUILD_LIBRARY_DIR}/gen_tmpfiles.py" --root="${root_fs_dir}" \
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--output="${root_fs_dir}/usr/lib/tmpfiles.d/base_image_etc.conf" \
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${tmp_ignore} "${root_fs_dir}/etc"
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# Set /etc/lsb-release on the image.
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"${BUILD_LIBRARY_DIR}/set_lsb_release" \
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--root="${root_fs_dir}" \
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--group="${update_group}" \
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--board="${BOARD}"
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${BUILD_LIBRARY_DIR}/configure_bootloaders.sh \
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--arch=${ARCH} \
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--disk_layout="${disk_layout}" \
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--boot_dir="${root_fs_dir}"/usr/boot \
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--esp_dir="${root_fs_dir}"/boot/efi \
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--boot_args="${FLAGS_boot_args}"
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# Zero all fs free space to make it more compressible so auto-update
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# payloads become smaller, not fatal since it won't work on linux < 3.2
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sudo fstrim "${root_fs_dir}" || true
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sudo fstrim "${root_fs_dir}/usr" || true
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cleanup_mounts "${root_fs_dir}"
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trap - EXIT
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}
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