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#!/bin/bash -ex
usage () {
echo "Create a Mixed Build archive with the given system and device archives."
echo
echo "Usage: $0 [-v <vendor_version>] [-m <modify_system_image_path>]"
echo " [-t <prebuilt_otatools_path>] [-p <override_vbmeta_image_path>]"
echo " [-b <override_boot_image_path>]"
echo " [-s] [-d] system_build_dir device_build_dir out_dir"
echo
echo "Options -v, -m, -t, -p, -b, -s, -d must precede positional arguments."
echo
echo "vendor_version is the version of the vendor image when Keymaster v3"
echo " related modifications to the system image is necessary. Optional."
echo " eg. 8.1.0 for a mixed build of GSI and O-MR1 vendor image."
echo "modify_system_image_path is the path to the script that modifies the"
echo " system image, needed for Keymaster v3. Optional."
echo "prebuilt_otatools_path is the path to otatools.zip file that has all"
echo " required host binaries to modify system image. It also must include"
echo " VINTF check tool to verify the compatibility of the given images."
echo " Optional."
echo "override_vbmeta_image_path is the path to a vbmeta.img to use"
echo " to override the existing vbmeta.img of device. Optional."
echo "override_boot_image_path is the path to a boot imgage to use to"
echo " override the existing boot.img of device. Optional."
echo "-s is used to fetch and flash both product.img and system.img from"
echo " the system_build_dir for devices with a product partition."
echo " product.img will be removed if system_build_dir does not have"
echo " product.img when -s option is declared."
echo " By default, only system.img is flashed to the target device for"
echo " independent system update. No parameter required. Optional"
echo "-d is used to skip vbmeta.img replacement in its entirety and the"
echo " one from the device build (if exists) is left untouched"
echo "system_build_dir is the path to the system build"
echo " eg. aosp_arm64-userdebug."
echo "device_build_dir is the path to the device build"
echo " eg. sailfish-user."
echo "out_dir is the path to where the new build will be placed."
}
# Print error message and exit.
# Usage: exit_badparam message
#
# message is a string to be displayed before exit.
exit_badparam () {
echo "ERROR: $1" >&2
usage
exit 1
}
cleanup_and_exit () {
readonly result="$?"
rm -rf "$TEMP_DIR"
exit "$result"
}
trap cleanup_and_exit EXIT
while getopts :v:m:p:b:t:sd opt; do
case "$opt" in
v)
readonly VENDOR_VERSION="$OPTARG"
;;
m)
readonly MODIFY_SYSTEM_SCRIPT="$OPTARG"
;;
p)
readonly OVERRIDE_VBMETA_IMAGE_PATH="$OPTARG"
;;
b)
readonly OVERRIDE_BOOT_IMAGE_PATH="$OPTARG"
;;
t)
readonly OTATOOLS_ZIP="$OPTARG"
;;
s)
readonly INCLUDE_PRODUCT=true
;;
d)
readonly SKIP_VBMETA_REPLACE=true
;;
\?)
exit_badparam "Invalid options: -"$OPTARG""
;;
:)
exit_badparam "Option -"$OPTARG" requires an argument."
;;
esac
done
if [[ -z "${VENDOR_VERSION+x}" && ! -z "${MODIFY_SYSTEM_SCRIPT+x}" ]] || \
[[ ! -z "${VENDOR_VERSION+x}" && -z "${MODIFY_SYSTEM_SCRIPT+x}" ]]; then
exit_badparam "Options -v and -m must be set together."
fi
shift "$((OPTIND-1))"
if [[ $# -lt 3 ]]; then
exit_badparam "Unexpected number of arguments"
fi
readonly SYSTEM_DIR="$1"
readonly DEVICE_DIR="$2"
readonly DIST_DIR="$3"
readonly TEMP_DIR="$(mktemp -d /tmp/"$(basename $0)"_XXXXXXXX)"
readonly SYSTEM_TARGET_FILES_ARCHIVE="$(find "$SYSTEM_DIR" -name "*-target_files-*.zip" -print)"
if [[ ! -f "$SYSTEM_TARGET_FILES_ARCHIVE" ]]; then
exit_badparam "Could not find system target files archive in $SYSTEM_DIR."
fi
readonly DEVICE_ARCHIVE="$(find "$DEVICE_DIR" -name "*-img-*.zip" -print)"
if [[ ! -f "$DEVICE_ARCHIVE" ]]; then
exit_badparam "Could not find device img archive in $DEVICE_DIR."
fi
readonly DEVICE_TARGET_FILES_ARCHIVE="$(find "$DEVICE_DIR" -name "*-target_files-*.zip" -print)"
if [[ ! -f "$DEVICE_TARGET_FILES_ARCHIVE" ]]; then
exit_badparam "Could not find device target_files archive in $DEVICE_DIR."
fi
if [[ ! -z "${MODIFY_SYSTEM_SCRIPT+x}" && ! -f "$MODIFY_SYSTEM_SCRIPT" ]]; then
exit_badparam "Script not found: "$MODIFY_SYSTEM_SCRIPT""
fi
if [[ ! -z "${OVERRIDE_VBMETA_IMAGE_PATH+x}" && ! -f "$OVERRIDE_VBMETA_IMAGE_PATH" ]]; then
exit_badparam "Specified vbmeta.img not found: "$OVERRIDE_VBMETA_IMAGE_PATH""
fi
if [[ ! -z "${OVERRIDE_BOOT_IMAGE_PATH+x}" && ! -f "$OVERRIDE_BOOT_IMAGE_PATH" ]]; then
exit_badparam "Specified boot image not found: "$OVERRIDE_BOOT_IMAGE_PATH""
fi
readonly DEVICE_ARTIFACTS_DIR="$TEMP_DIR"/device_archive_artifacts
readonly DEVICE_IMAGES_DIR="$DEVICE_ARTIFACTS_DIR"/IMAGES
readonly SYSTEM_ARTIFACTS_DIR="$TEMP_DIR"/system_artifacts
readonly SYSTEM_IMAGES_DIR="$SYSTEM_ARTIFACTS_DIR"/IMAGES
readonly OTATOOLS_DIR="$TEMP_DIR"/otatools
readonly SPL_PROPERTY_NAME="ro.build.version.security_patch"
readonly SYSTEM_BUILD_PROP="SYSTEM/build.prop"
declare -a EXTRACT_SYSTEM_FILE_LIST
EXTRACT_SYSTEM_FILE_LIST=(
IMAGES/system.img \
IMAGES/vbmeta.img \
"$SYSTEM_BUILD_PROP" \
)
declare -a EXTRACT_VINTF_SYSTEM_FILE_LIST
EXTRACT_VINTF_SYSTEM_FILE_LIST=(
"$SYSTEM_BUILD_PROP" \
)
declare -a EXTRACT_DEVICE_FILE_LIST
EXTRACT_DEVICE_FILE_LIST=(
*/build.prop \
META/* \
)
declare -A SYSTEM_SEARCH_PATH
SYSTEM_SEARCH_PATH=( \
[/system]="SYSTEM" \
[/product]="PRODUCT SYSTEM/product" \
[/system_ext]="SYSTEM_EXT SYSTEM/system_ext" \
)
declare -A DEVICE_SEARCH_PATH
# Mixed build will not have /vendor to SYSTEM/vendor case
DEVICE_SEARCH_PATH=( \
[/vendor]="VENDOR" \
[/odm]="ODM VENDOR/odm" \
)
###
# Uncompress otatools.zip and get vintf file list.
if [[ ! -f "$OTATOOLS_ZIP" ]]; then
echo "WARNING: otatools.zip is missing. Add \"-t otatools.zip\" to enable checkvintf"
else
readonly OTATOOLS_AVAILABLE=true
# Uncompress otatools
mkdir -p "$OTATOOLS_DIR"
unzip "$OTATOOLS_ZIP" bin/* lib64/* -d "$OTATOOLS_DIR"
# Set paths for using prebuilt host binaries.
export PATH="$OTATOOLS_DIR"/bin:"$PATH"
export LD_LIBRARY_PATH="$OTATOOLS_DIR"/lib64:"$LD_LIBRARY_PATH"
# Add vintf file to extract file list
declare -a VINTF_DUMP_FILE_LIST
VINTF_DUMP_FILE_LIST=( "$(checkvintf --dump-file-list)" )
for vintf_file_list in ${VINTF_DUMP_FILE_LIST[*]}; do
if [[ "$vintf_file_list" == */ ]]; then
vintf_file_list="$vintf_file_list"\*
# Create system vintf file list for system target files archive
for system_dir in "${!SYSTEM_SEARCH_PATH[@]}"; do
if [[ "$vintf_file_list" == "$system_dir"/* ]]; then
for search_dir in ${SYSTEM_SEARCH_PATH["$system_dir"]}; do
search_file=${vintf_file_list/$system_dir/$search_dir}
unzip -l "$SYSTEM_TARGET_FILES_ARCHIVE" "$search_file" > /dev/null && \
EXTRACT_VINTF_SYSTEM_FILE_LIST+=( "$search_file" )
done
break
fi
done
# Create device vintf file list for device target files archive
for device_dir in "${!DEVICE_SEARCH_PATH[@]}"; do
if [[ "$vintf_file_list" == "$device_dir"/* ]]; then
for search_dir in ${DEVICE_SEARCH_PATH["$device_dir"]}; do
search_file=${vintf_file_list/$device_dir/$search_dir}
unzip -l "$DEVICE_TARGET_FILES_ARCHIVE" "$search_file" > /dev/null && \
EXTRACT_DEVICE_FILE_LIST+=( "$search_file" )
done
break
fi
done
fi
done
fi
###
# Uncompress the system archives.
if [[ "$INCLUDE_PRODUCT" == true ]]; then
unzip -l "$SYSTEM_TARGET_FILES_ARCHIVE" | grep -q IMAGES/product.img &&
EXTRACT_SYSTEM_FILE_LIST+=(IMAGES/product.img)
fi
mkdir -p "$SYSTEM_ARTIFACTS_DIR"
# Get system images.
unzip "$SYSTEM_TARGET_FILES_ARCHIVE" "${EXTRACT_SYSTEM_FILE_LIST[@]}" \
-d "$SYSTEM_ARTIFACTS_DIR"
###
# Uncompress the device archives.
mkdir -p "$DEVICE_IMAGES_DIR"
# Get device images.
unzip "$DEVICE_ARCHIVE" -d "$DEVICE_IMAGES_DIR"
# Get the device meta data.
unzip "$DEVICE_TARGET_FILES_ARCHIVE" "${EXTRACT_DEVICE_FILE_LIST[@]}" \
-d "$DEVICE_ARTIFACTS_DIR"
###
# Modify system.img if vendor version is provided.
if [[ ! -z "${VENDOR_VERSION+x}" ]]; then
# Create copy of system target files package that can be modified
# since the original $SYSTEM_TARGET_FILES_ARCHIVE is a symlink to
# prebuilt files in cache
cp "$SYSTEM_TARGET_FILES_ARCHIVE" "$TEMP_DIR"
readonly COPY_SYSTEM_TARGET_FILES_ARCHIVE="$TEMP_DIR"/"$(basename "$SYSTEM_TARGET_FILES_ARCHIVE")"
# Check compatibility of security patch level
readonly SYSTEM_SPL=$(sed -n -r "s/^"$SPL_PROPERTY_NAME"=(.*)$/\1/p" "$SYSTEM_ARTIFACTS_DIR"/"$SYSTEM_BUILD_PROP")
readonly VENDOR_SPL=$(sed -n -r "s/^"$SPL_PROPERTY_NAME"=(.*)$/\1/p" "$DEVICE_ARTIFACTS_DIR"/"$SYSTEM_BUILD_PROP")
declare -a args
args=(-v "$VENDOR_VERSION" "$COPY_SYSTEM_TARGET_FILES_ARCHIVE")
if [[ "$SYSTEM_SPL" != "$VENDOR_SPL" ]]; then
echo "Security patch level mismatch detected..."
echo " SPL of system: "$SYSTEM_SPL""
echo " SPL of vendor: "$VENDOR_SPL""
args+=("$VENDOR_SPL")
fi
"$MODIFY_SYSTEM_SCRIPT" "${args[@]}"
# Replace system.img with newly modified system.img
unzip -o "$COPY_SYSTEM_TARGET_FILES_ARCHIVE" IMAGES/system.img -d "$SYSTEM_ARTIFACTS_DIR"
fi
# Check vintf
if [[ "$OTATOOLS_AVAILABLE" == true ]]; then
# Overwrite VINTF system matrix to device artifacts dir
unzip -o "$SYSTEM_TARGET_FILES_ARCHIVE" "${EXTRACT_VINTF_SYSTEM_FILE_LIST[@]}" \
-d "$DEVICE_ARTIFACTS_DIR"
check_target_files_vintf "$DEVICE_ARTIFACTS_DIR"
fi
###
# Overwrite artifacts in the device archive to create the Mixed Build artifacts.
cp "$SYSTEM_IMAGES_DIR"/system.img "$DEVICE_IMAGES_DIR"/
if [[ "$INCLUDE_PRODUCT" == true ]]; then
if [[ -f "$SYSTEM_IMAGES_DIR"/product.img ]]; then
cp "$SYSTEM_IMAGES_DIR"/product.img "$DEVICE_IMAGES_DIR"/
else
rm -f "$DEVICE_IMAGES_DIR"/product.img
# Removed product partition from required partition list
sed -i "/partition-exists=product$/d" "$DEVICE_IMAGES_DIR"/android-info.txt
fi
fi
if [[ "$SKIP_VBMETA_REPLACE" == true ]]; then
# Totally skip the vbmeta.img replacement
echo "Skip vbmeta.img replacement."
else
# Only override vbmeta if it is already present since fastboot update will try
# to flash whatever is in the archive.
if [[ -f "$DEVICE_IMAGES_DIR"/vbmeta.img ]]; then
readonly VBMETA_IMAGE_PATH="${OVERRIDE_VBMETA_IMAGE_PATH:-"$SYSTEM_IMAGES_DIR"/vbmeta.img}"
cp "$VBMETA_IMAGE_PATH" "$DEVICE_IMAGES_DIR"/
fi
fi
# Override boot.img with the provided boot image file since fastboot update cmd
# will try to flash boot.img in the archive.
if [[ ! -z "${OVERRIDE_BOOT_IMAGE_PATH+x}" && -f "$DEVICE_IMAGES_DIR"/boot.img ]]; then
cp "$OVERRIDE_BOOT_IMAGE_PATH" "$DEVICE_IMAGES_DIR"/boot.img
fi
###
# Create the Mixed Build archive.
(
cd "$DEVICE_IMAGES_DIR"
zip -r mixed.zip ./*
)
###
# Archive the artifacts.
if [ -n "$DIST_DIR" ]; then
mkdir -p "$DIST_DIR" || true
fi
# Archive all the device artifacts.
rsync --archive --verbose --copy-links --exclude='logs' \
"$DEVICE_DIR"/* "$DIST_DIR"
# Overwrite the image archive with the Mixed Build archive.
OUT_ARCHIVE="$DIST_DIR"/"$(basename $DEVICE_ARCHIVE)"
cp "$DEVICE_IMAGES_DIR"/mixed.zip "$OUT_ARCHIVE"
# Overwrite android-info.txt with the updated one.
cp "$DEVICE_IMAGES_DIR"/android-info.txt "$DIST_DIR"/
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