Index: bin/cros_mod_image_for_dev_recovery.sh |
diff --git a/bin/cros_mod_image_for_dev_recovery.sh b/bin/cros_mod_image_for_dev_recovery.sh |
deleted file mode 100755 |
index 8850869a88af108cb1373919f6ef11b5469bb540..0000000000000000000000000000000000000000 |
--- a/bin/cros_mod_image_for_dev_recovery.sh |
+++ /dev/null |
@@ -1,174 +0,0 @@ |
-#!/bin/bash |
- |
-# Copyright (c) 2010 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. |
- |
-# Script to create a Chrome OS dev recovery image using a dev install shim |
- |
-# Source constants and utility functions |
-. "/usr/lib/crosutils/common.sh" |
-. "/usr/lib/installer/chromeos-common.sh" |
- |
-get_default_board |
- |
-DEFINE_string board "$DEFAULT_BOARD" "Board for which the image was built \ |
-Default: ${DEFAULT_BOARD}" |
-DEFINE_string dev_install_shim "" "Path of the developer install shim. \ |
-Default: (empty)" |
-DEFINE_string payload_dir "" "Directory containing developer payload and \ |
-(optionally) a custom install script. Default: (empty)" |
- |
-# Parse command line |
-FLAGS "$@" || exit 1 |
-eval set -- "${FLAGS_ARGV}" |
- |
-set -e |
- |
-# No board set and no default set then we can't proceed |
-if [ -z $FLAGS_board ] ; then |
- setup_board_warning |
- die "No board set" |
-fi |
- |
-# Abort early if --payload_dir is not set, invalid or empty |
-if [ -z $FLAGS_payload_dir ] ; then |
- die "flag --payload_dir not set" |
-fi |
- |
-if [ ! -d "${FLAGS_payload_dir}" ] ; then |
- die "${FLAGS_payload_dir} is not a directory" |
-fi |
- |
-PAYLOAD_DIR_SIZE= |
-if [ -z "$(ls -A $FLAGS_payload_dir)" ] ; then |
- die "${FLAGS_payload_dir} is empty" |
-else |
- # Get directory size in 512-byte sectors so we can resize stateful partition |
- PAYLOAD_DIR_SIZE=\ |
-"$(du --apparent-size -B 512 ${FLAGS_payload_dir} | awk '{print $1}')" |
- info "${FLAGS_payload_dir} has ${PAYLOAD_DIR_SIZE} 512-byte sectors" |
-fi |
- |
-DEV_INSTALL_SHIM="dev_install_shim.bin" |
-# We have a board name but no dev_install_shim set. Try find a recent one |
-if [ -z $FLAGS_dev_install_shim ] ; then |
- IMAGES_DIR="${DEFAULT_BUILD_ROOT}/images/${FLAGS_board}" |
- FLAGS_dev_install_shim=\ |
-"${IMAGES_DIR}/$(ls -t $IMAGES_DIR 2>&-| head -1)/${DEV_INSTALL_SHIM}" |
-fi |
- |
-# Turn relative path into an absolute path. |
-FLAGS_dev_install_shim=$(eval readlink -f ${FLAGS_dev_install_shim}) |
- |
-# Abort early if we can't find the install shim |
-if [ ! -f $FLAGS_dev_install_shim ] ; then |
- die "No dev install shim found at $FLAGS_dev_install_shim" |
-else |
- info "Using a recent dev install shim at ${FLAGS_dev_install_shim}" |
-fi |
- |
-# Constants |
-INSTALL_SHIM_DIR="$(dirname "$FLAGS_dev_install_shim")" |
-DEV_RECOVERY_IMAGE="dev_recovery_image.bin" |
- |
-# Resize stateful partition of install shim to hold payload content |
-# Due to this resize, we can't just re-pack the modified part back into an |
-# image using pack_partition.sh generated for the dev install shim. Instead, |
-# a revised partition table and a new image is needed |
-# (see update_partition_table() for details) |
-resize_statefulfs() { |
- local source_part=$1 # source stateful partition |
- local num_sectors=$2 # number of 512-byte sectors to be added |
- |
- source_image_sectors=$(roundup $(numsectors ${source_part})) |
- info "source stateful fs has $((512 * $(expr $source_image_sectors))) bytes" |
- resized_image_bytes=$((512 * $(expr $source_image_sectors + $num_sectors))) |
- info "resized stateful fs has $resized_image_bytes bytes" |
- |
- STATEFUL_LOOP_DEV=$(sudo losetup -f) |
- if [ -z "${STATEFUL_LOOP_DEV}" ]; then |
- die "No free loop device. Free up a loop device or reboot. Exiting." |
- fi |
- |
- # Extend the source file size to the new size. |
- dd if=/dev/zero of="${source_part}" bs=1 count=1 \ |
- seek=$((resized_image_bytes - 1)) |
- |
- # Resize the partition. |
- sudo losetup "${STATEFUL_LOOP_DEV}" "${source_part}" |
- sudo e2fsck -f "${STATEFUL_LOOP_DEV}" |
- sudo resize2fs "${STATEFUL_LOOP_DEV}" |
- sudo losetup -d "${STATEFUL_LOOP_DEV}" |
-} |
- |
-# Update partition table with resized stateful partition and create the final |
-# dev recovery image |
-update_partition_table() { |
- TEMP_IMG=$(mktemp) |
- |
- TEMP_KERN="${TEMP_DIR}"/part_2 |
- TEMP_ROOTFS="${TEMP_DIR}"/part_3 |
- TEMP_OEM="${TEMP_DIR}"/part_8 |
- TEMP_ESP="${TEMP_DIR}"/part_12 |
- TEMP_PMBR="${TEMP_DIR}"/pmbr |
- dd if="${FLAGS_dev_install_shim}" of="${TEMP_PMBR}" bs=512 count=1 |
- |
- # Set up a new partition table |
- install_gpt "${TEMP_IMG}" "$(numsectors $TEMP_ROOTFS)" \ |
- "$(numsectors $TEMP_STATE)" "${TEMP_PMBR}" "$(numsectors $TEMP_ESP)" \ |
- false $(roundup $(numsectors ${TEMP_ROOTFS})) |
- |
- # Copy into the partition parts of the file |
- dd if="${TEMP_ROOTFS}" of="${TEMP_IMG}" conv=notrunc bs=512 \ |
- seek="${START_ROOTFS_A}" |
- dd if="${TEMP_STATE}" of="${TEMP_IMG}" conv=notrunc bs=512 \ |
- seek="${START_STATEFUL}" |
- # Copy the full kernel (i.e. with vboot sections) |
- dd if="${TEMP_KERN}" of="${TEMP_IMG}" conv=notrunc bs=512 \ |
- seek="${START_KERN_A}" |
- dd if="${TEMP_OEM}" of="${TEMP_IMG}" conv=notrunc bs=512 \ |
- seek="${START_OEM}" |
- dd if="${TEMP_ESP}" of="${TEMP_IMG}" conv=notrunc bs=512 \ |
- seek="${START_ESP}" |
-} |
- |
-# Creates a dev recovery image using an existing dev install shim |
-# If successful, content of --payload_dir is copied to a directory named |
-# "dev_payload" under the root of stateful partition. |
-create_dev_recovery_image() { |
- # Split apart the partitions so we can make modifications |
- TEMP_DIR=$(mktemp -d) |
- (cd "${TEMP_DIR}" && |
- "${INSTALL_SHIM_DIR}/unpack_partitions.sh" "${FLAGS_dev_install_shim}") |
- |
- TEMP_STATE="${TEMP_DIR}"/part_1 |
- |
- resize_statefulfs $TEMP_STATE $PAYLOAD_DIR_SIZE |
- |
- # Mount resized stateful FS and copy payload content to its root directory |
- TEMP_MNT_STATE=$(mktemp -d) |
- mkdir -p "${TEMP_MNT_STATE}" |
- sudo mount -o loop "${TEMP_STATE}" "${TEMP_MNT_STATE}" |
- sudo cp -R "${FLAGS_payload_dir}" "${TEMP_MNT_STATE}" |
- sudo mv "${TEMP_MNT_STATE}/$(basename ${FLAGS_payload_dir})" \ |
-"${TEMP_MNT_STATE}/dev_payload" |
- # Mark image as dev recovery |
- sudo touch "${TEMP_MNT_STATE}/.recovery" |
- sudo touch "${TEMP_MNT_STATE}/.dev_recovery" |
- |
- # TODO(tgao): handle install script (for default and custom cases) |
- update_partition_table |
- |
- sudo umount "${TEMP_MNT_STATE}" |
- trap - EXIT |
-} |
- |
-# Main |
-DST_PATH="${INSTALL_SHIM_DIR}/${DEV_RECOVERY_IMAGE}" |
-info "Attempting to create dev recovery image using dev install shim \ |
-${FLAGS_dev_install_shim}" |
-create_dev_recovery_image |
- |
-mv -f $TEMP_IMG $DST_PATH |
-info "Dev recovery image created at ${DST_PATH}" |