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rebuild
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rebuild
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#!/bin/bash
#================================================================================================
#
# This file is licensed under the terms of the GNU General Public
# License version 2. This program is licensed "as is" without any
# warranty of any kind, whether express or implied.
#
# This file is a part of the Rebuild Armbian
# https://github.com/ophub/amlogic-s9xxx-armbian
#
# Description: Run on x86_64 Ubuntu-20.04/22.04, Rebuild armbian.
# Copyright (C) 2021~ https://www.armbian.com
# Copyright (C) 2021~ https://github.com/unifreq
# Copyright (C) 2021~ https://github.com/ophub/amlogic-s9xxx-armbian/blob/main/CONTRIBUTORS.md
# Copyright (C) 2021~ https://github.com/ophub/amlogic-s9xxx-armbian
#
# Command: sudo ./rebuild
# Command optional parameters please refer to the source code repository
#
#======================================== Functions list ========================================
#
# error_msg : Output error message
# process_msg : Output process message
# mount_try : Mount the image file, fail again
# get_textoffset : Get kernel TEXT_OFFSET
#
# init_var : Initialize all variables
# check_data : Check the validity of the data
# find_armbian : Find Armbian file (build/output/images/*.img)
# download_depends : Download the dependency files
# query_kernel : Query the latest kernel version
# check_kernel : Check kernel files integrity
# download_kernel : Download the latest kernel
#
# confirm_version : Confirm version type
# extract_armbian : Extract Armbian files
# make_image : Making Armbian file
# copy_files : Copy the Armbian files
# replace_kernel : Replace kernel files
# refactor_bootfs : Refactor bootfs files
# refactor_rootfs : Refactor rootfs files
# clean_tmp : Clear temporary files
#
# loop_rebuild : Loop to rebuild Armbian files
#
#================================ Set make environment variables ================================
#
# Related file storage path
current_path="${PWD}"
armbian_outputpath="${current_path}/build/output/images"
armbian_rebuild_file="${armbian_outputpath}/*-trunk*.img"
build_path="${current_path}/build-armbian"
kernel_path="${build_path}/kernel"
uboot_path="${build_path}/u-boot"
common_files="${build_path}/armbian-files/common-files"
platform_files="${build_path}/armbian-files/platform-files"
different_files="${build_path}/armbian-files/different-files"
model_conf="${common_files}/etc/model_database.conf"
firmware_path="${common_files}/usr/lib/firmware"
tmp_dir="${current_path}/tmp_dir"
tmp_outpath="${tmp_dir}/tmp_out"
tmp_armbian="${tmp_dir}/tmp_armbian"
tmp_build="${tmp_dir}/tmp_build"
tmp_aml_image="${tmp_dir}/tmp_aml_image"
# System operation environment
arch_info="$(uname -m)"
host_release="$(cat /etc/os-release | grep '^VERSION_CODENAME=.*' | cut -d'=' -f2)"
# Get armbian ${VERSION_CODENAME}: such as [ jammy ]
os_release_file="etc/os-release"
# Set banner's ${BOARD_NAME}: such as [ s905x3 ]
armbian_release_file="etc/armbian-release"
# Add custom armbian information
ophub_release_file="etc/ophub-release"
# Firmware files download repository
firmware_repo="https://github.com/ophub/firmware/tree/main/firmware"
# Convert firmware repository address to svn format
firmware_repo="${firmware_repo//tree\/main/trunk}"
# Set the kernel download repository from github.com
kernel_repo="https://github.com/ophub/kernel"
# Set the tags(kernel_xxx) of the default kernel that can be replaced via the [ -u ] parameter
default_tags="stable"
# Set the tags(kernel_xxx) of the specific kernel, such as 5.15.y, 6.1.y, etc.
specific_tags="${default_tags}"
# Set the list of kernels used by default
stable_kernel=("6.1.1" "5.15.1")
flippy_kernel=("6.1.1" "5.15.1")
dev_kernel=("6.1.1" "5.15.1")
rk3588_kernel=("5.10.1")
# Set to automatically use the latest kernel
auto_kernel="true"
# Initialize the build device
build_board="all"
# Set Armbian size (Unit: MiB, boot_mb >= 256, root_mb >= 2048)
boot_mb="256"
root_mb="2560"
# Set ROOTFS partition file system type, options: [ ext4 / btrfs ]
rootfs_type="ext4"
# Custom name in Armbian file: ${build_image_file}, such as _server, _dev, etc.
custom_name="_server"
# Get gh_token for api.github.com
gh_token=""
# Set font color
STEPS="[\033[95m STEPS \033[0m]"
INFO="[\033[94m INFO \033[0m]"
TIPS="[\033[93m TIPS \033[0m]"
WARNING="[\033[93m WARNING \033[0m]"
SUCCESS="[\033[92m SUCCESS \033[0m]"
ERROR="[\033[91m ERROR \033[0m]"
#
#================================================================================================
error_msg() {
echo -e " [💔] ${1}"
exit 1
}
process_msg() {
echo -e " [🌿] ${1}"
}
mount_try() {
# Check mount parameters
m_type="${1}"
m_dev="${2}"
m_target="${3}"
[[ -n "${m_type}" && -n "${m_dev}" && -n "${m_target}" ]] || {
error_msg "Mount parameter is missing: [ ${m_type}, ${m_dev}, ${m_target} ]"
}
t="1"
max_try="10"
while [[ "${t}" -le "${max_try}" ]]; do
# Mount according to the image partition format
if [[ "${m_type}" == "btrfs" ]]; then
mount -t ${m_type} -o discard,compress=zstd:6 ${m_dev} ${m_target}
else
mount -t ${m_type} -o discard ${m_dev} ${m_target}
fi
# Mount failed and continue trying
if [[ "${?}" -eq "0" ]]; then
break
else
sync && sleep 3
umount -f ${m_target} 2>/dev/null
t="$((t + 1))"
fi
done
[[ "${t}" -gt "${max_try}" ]] && error_msg "[ ${t} ] attempts to mount failed."
}
get_textoffset() {
vmlinuz_name="${1}"
need_overload="yes"
# With TEXT_OFFSET patch is [ 0108 ], without TEXT_OFFSET patch is [ 0000 ] and need to ues [ UBOOT_OVERLOAD ] file.
[[ "$(hexdump -n 15 -x "${vmlinuz_name}" 2>/dev/null | head -n 1 | awk '{print $7}')" == "0108" ]] && need_overload="no"
}
init_var() {
echo -e "${STEPS} Start Initializing Variables..."
# If it is followed by [ : ], it means that the option requires a parameter value
get_all_ver="$(getopt "b:r:u:k:a:t:s:n:g:" "${@}")"
while [[ -n "${1}" ]]; do
case "${1}" in
-b | --Board)
if [[ -n "${2}" ]]; then
build_board="${2}"
shift
else
error_msg "Invalid -b parameter [ ${2} ]!"
fi
;;
-r | --kernelRepository)
if [[ -n "${2}" ]]; then
kernel_repo="${2}"
shift
else
error_msg "Invalid -r parameter [ ${2} ]!"
fi
;;
-u | --kernelUsage)
if [[ -n "${2}" ]]; then
kernel_usage="${2//kernel_/}"
shift
else
error_msg "Invalid -u parameter [ ${2} ]!"
fi
;;
-k | --Kernel)
if [[ -n "${2}" ]]; then
oldIFS=${IFS}
IFS=_
flippy_kernel=(${2})
stable_kernel=(${2})
dev_kernel=(${2})
IFS=${oldIFS}
shift
else
error_msg "Invalid -k parameter [ ${2} ]!"
fi
;;
-a | --Autokernel)
if [[ -n "${2}" ]]; then
auto_kernel="${2}"
shift
else
error_msg "Invalid -a parameter [ ${2} ]!"
fi
;;
-t | --rootfsType)
if [[ -n "${2}" ]]; then
rootfs_type="${2}"
shift
else
error_msg "Invalid -t parameter [ ${2} ]!"
fi
;;
-s | --Size)
if [[ -n "${2}" && "${2}" -ge "2048" ]]; then
root_mb="${2}"
shift
else
error_msg "Invalid -s parameter [ ${2} ]!"
fi
;;
-n | --customName)
if [[ -n "${2}" ]]; then
custom_name="${2// /}"
shift
else
error_msg "Invalid -n parameter [ ${2} ]!"
fi
;;
-g | --Gh_token)
if [[ -n "${2}" ]]; then
gh_token="${2}"
shift
else
error_msg "Invalid -g parameter [ ${2} ]!"
fi
;;
*)
error_msg "Invalid option [ ${1} ]!"
;;
esac
shift
done
}
check_data() {
# Columns of ${model_conf}:
# 1.ID 2.MODEL 3.SOC 4.FDTFILE 5.UBOOT_OVERLOAD 6.MAINLINE_UBOOT 7.BOOTLOADER_IMG 8.DESCRIPTION
# 9.KERNEL_TAGS 10.PLATFORM 11.FAMILY 12.BOOT_CONF 13.BOARD 14.BUILD
[[ -f "${model_conf}" ]] || error_msg "Missing model config file: [ ${model_conf} ]"
# Get a list of build devices
if [[ "${build_board}" == "all" ]]; then
board_list=":(yes)"
build_armbian=($(
cat ${model_conf} |
sed -e 's/NA//g' -e 's/NULL//g' -e 's/[ ][ ]*//g' |
grep -E "^[^#].*:yes$" | awk -F':' '{print $13}' |
sort | uniq | xargs
))
else
board_list=":($(echo ${build_board} | sed -e 's/_/\|/g')):(yes|no)"
build_armbian=($(echo ${build_board} | sed -e 's/_/ /g'))
fi
[[ "${#build_armbian[*]}" -eq "0" ]] && error_msg "The [ BOARD ] is missing, stop building."
# Get a list of kernel
kernel_from=($(
cat ${model_conf} |
sed -e 's/NA//g' -e 's/NULL//g' -e 's/[ ][ ]*//g' -e 's/\.y/\.1/g' |
grep -E "^[^#].*${board_list}$" | awk -F':' '{print $9}' |
sort | uniq | xargs
))
[[ "${#kernel_from[*]}" -eq "0" ]] && error_msg "Missing [ KERNEL_TAGS ] settings, stop building."
# Replace custom kernel tags
[[ -n "${kernel_usage}" ]] && {
specific_tags="${kernel_usage}"
kernel_from=(${kernel_from[*]//${default_tags}/${kernel_usage}})
}
# The [ specific kernel ], Use the [ kernel version number ], such as 5.15.y, 6.1.y, etc. download from [ kernel_stable ].
specific_kernel=($(echo ${kernel_from[*]} | sed -e 's/[ ][ ]*/\n/g' | grep -E "^[0-9]+" | sort | uniq | xargs))
# The [ suffix ] of KERNEL_TAGS starts with a [ letter ], such as kernel_stable, kernel_rk3588, etc.
tags_list=($(echo ${kernel_from[*]} | sed -e 's/[ ][ ]*/\n/g' | grep -E "^[a-z]" | sort | uniq | xargs))
# Add the specific kernel to the list
[[ "${#specific_kernel[*]}" -ne "0" ]] && tags_list=(${tags_list[*]} "specific")
# Check the kernel list
[[ "${#tags_list[*]}" -eq "0" ]] && error_msg "The [ tags_list ] is missing, stop building."
# Convert kernel repository address to api format
[[ "${kernel_repo}" =~ ^https: ]] && kernel_repo="$(echo ${kernel_repo} | awk -F'/' '{print $4"/"$5}')"
kernel_api="https://api.github.com/repos/${kernel_repo}"
}
find_armbian() {
cd ${current_path}
echo -e "${STEPS} Start searching for Armbian file..."
# Get armbian release and version
armbian_rebuild_name="$(ls ${armbian_rebuild_file} 2>/dev/null | head -n 1 | awk -F "/" '{print $NF}')"
[[ -n "${armbian_rebuild_name}" ]] || error_msg "The armbian original file does not exist: [ ${armbian_rebuild_file} ]"
# Find armbian version info: such as [ 22.02.0 ]
armbian_rebuild_version="$(echo ${armbian_rebuild_name} | grep -oE '[2-9][0-9]\.[0-9]{1,2}\.[0-9]{1,2}' | head -n 1)"
[[ -n "${armbian_rebuild_version}" ]] || {
armbian_rebuild_version="22.02.02"
echo -e "${WARNING} Missing armbian version info!"
}
echo -e "${INFO} Armbian rebuild file: [ ${armbian_rebuild_name} ], Version: [ ${armbian_rebuild_version} ]"
}
download_depends() {
cd ${current_path}
echo -e "${STEPS} Start downloading dependency files..."
# Download Armbian firmware files
svn co ${firmware_repo} ${firmware_path} --force --quiet
[[ "${?}" -ne "0" ]] && error_msg "Failed to download the Armbian firmware files."
}
query_kernel() {
echo -e "${STEPS} Start querying the latest kernel version..."
# Check the version on the kernel repository
x="1"
for k in ${tags_list[*]}; do
{
# Select the kernel list
kd="${k}"
case "${k}" in
stable)
down_kernel_list=(${stable_kernel[*]})
;;
flippy)
down_kernel_list=(${flippy_kernel[*]})
;;
dev)
down_kernel_list=(${dev_kernel[*]})
;;
rk3588)
down_kernel_list=(${rk3588_kernel[*]})
;;
specific)
down_kernel_list=(${specific_kernel[*]})
kd="${specific_tags}"
;;
*) error_msg "Invalid tags." ;;
esac
# Query the name of the latest kernel version
tmp_arr_kernels=()
i=1
for kernel_var in ${down_kernel_list[*]}; do
echo -e "${INFO} (${x}.${i}) Auto query the latest kernel version for [ ${k} - ${kernel_var} ]"
# Identify the kernel <VERSION> and <PATCHLEVEL>, such as [ 6.1 ]
kernel_verpatch="$(echo ${kernel_var} | awk -F '.' '{print $1"."$2}')"
if [[ -n "${gh_token}" ]]; then
latest_version="$(
curl -s \
-H "Accept: application/vnd.github+json" \
-H "Authorization: Bearer ${gh_token}" \
${kernel_api}/releases/tags/kernel_${kd} |
jq -r '.assets[].name' |
grep -oE "${kernel_verpatch}\.[0-9]+" |
sort -rV | head -n 1
)"
query_api="Authenticated user request"
else
latest_version="$(
curl -s \
-H "Accept: application/vnd.github+json" \
${kernel_api}/releases/tags/kernel_${kd} |
jq -r '.assets[].name' |
grep -oE "${kernel_verpatch}\.[0-9]+" |
sort -rV | head -n 1
)"
query_api="Unauthenticated user request"
fi
if [[ "${?}" -eq "0" && -n "${latest_version}" ]]; then
tmp_arr_kernels[${i}]="${latest_version}"
else
tmp_arr_kernels[${i}]="${kernel_var}"
fi
echo -e "${INFO} (${x}.${i}) [ ${k} - ${tmp_arr_kernels[$i]} ] is latest kernel (${query_api}). \n"
let i++
done
# Reset the kernel array to the latest kernel version
case "${k}" in
stable)
unset stable_kernel
stable_kernel=(${tmp_arr_kernels[*]})
;;
flippy)
unset flippy_kernel
flippy_kernel=(${tmp_arr_kernels[*]})
;;
dev)
unset dev_kernel
dev_kernel=(${tmp_arr_kernels[*]})
;;
rk3588)
unset rk3588_kernel
rk3588_kernel=(${tmp_arr_kernels[*]})
;;
specific)
unset specific_kernel
specific_kernel=(${tmp_arr_kernels[*]})
;;
*) error_msg "Invalid tags." ;;
esac
let x++
}
done
}
check_kernel() {
[[ -n "${1}" ]] && check_path="${1}" || error_msg "Invalid kernel path to check."
check_files=($(cat "${check_path}/sha256sums" | awk '{print $2}'))
for cf in ${check_files[*]}; do
{
# Check if file exists
[[ -s "${check_path}/${cf}" ]] || error_msg "The [ ${cf} ] file is missing."
# Check if the file sha256sum is correct
tmp_sha256sum="$(sha256sum "${check_path}/${cf}" | awk '{print $1}')"
tmp_checkcode="$(cat ${check_path}/sha256sums | grep ${cf} | awk '{print $1}')"
[[ "${tmp_sha256sum}" == "${tmp_checkcode}" ]] || error_msg "[ ${cf} ]: sha256sum verification failed."
}
done
echo -e "${INFO} All [ ${#check_files[*]} ] kernel files are sha256sum checked to be complete.\n"
}
download_kernel() {
cd ${current_path}
echo -e "${STEPS} Start downloading the kernel files..."
x="1"
for k in ${tags_list[*]}; do
{
# Set the kernel download list
kd="${k}"
case "${k}" in
stable)
down_kernel_list=(${stable_kernel[*]})
;;
flippy)
down_kernel_list=(${flippy_kernel[*]})
;;
dev)
down_kernel_list=(${dev_kernel[*]})
;;
rk3588)
down_kernel_list=(${rk3588_kernel[*]})
;;
specific)
down_kernel_list=(${specific_kernel[*]})
kd="${specific_tags}"
;;
*) error_msg "Invalid tags." ;;
esac
# Download the kernel to the storage directory
i="1"
for kernel_var in ${down_kernel_list[*]}; do
if [[ ! -d "${kernel_path}/${kd}/${kernel_var}" ]]; then
kernel_down_from="https://github.com/${kernel_repo}/releases/download/kernel_${kd}/${kernel_var}.tar.gz"
echo -e "${INFO} (${x}.${i}) [ ${k} - ${kernel_var} ] Kernel download from [ ${kernel_down_from} ]"
mkdir -p ${kernel_path}/${kd}
wget "${kernel_down_from}" -q -P "${kernel_path}/${kd}"
[[ "${?}" -ne "0" ]] && error_msg "Failed to download the kernel files from the server."
tar -mxzf "${kernel_path}/${kd}/${kernel_var}.tar.gz" -C "${kernel_path}/${kd}"
[[ "${?}" -ne "0" ]] && error_msg "[ ${kernel_var} ] kernel decompression failed."
else
echo -e "${INFO} (${x}.${i}) [ ${k} - ${kernel_var} ] Kernel is in the local directory."
fi
# If the kernel contains the sha256sums file, check the files integrity
[[ -f "${kernel_path}/${kd}/${kernel_var}/sha256sums" ]] && check_kernel "${kernel_path}/${kd}/${kernel_var}"
let i++
done
# Delete downloaded kernel temporary files
rm -f ${kernel_path}/${kd}/*.tar.gz
sync
let x++
}
done
}
confirm_version() {
cd ${current_path}
# Columns of ${model_conf}:
# 1.ID 2.MODEL 3.SOC 4.FDTFILE 5.UBOOT_OVERLOAD 6.MAINLINE_UBOOT 7.BOOTLOADER_IMG 8.DESCRIPTION
# 9.KERNEL_TAGS 10.PLATFORM 11.FAMILY 12.BOOT_CONF 13.BOARD 14.BUILD
# Column 5, called <UBOOT_OVERLOAD> in Amlogic, <TRUST_IMG> in Rockchip, Not used in Allwinner.
# Find [ the first ] configuration information with [ the same BOARD name ] and [ BUILD as yes ] in the ${model_conf} file.
board_conf="$(
cat ${model_conf} |
sed -e 's/NA//g' -e 's/NULL//g' -e 's/[ ][ ]*//g' |
grep -E "^[^#].*:${board}:(yes|no)$" |
head -n 1
)"
[[ -n "${board_conf}" ]] || error_msg "[ ${board} ] config is missing!"
# Get device settings options
SOC="$(echo ${board_conf} | awk -F':' '{print $3}')"
FDTFILE="$(echo ${board_conf} | awk -F':' '{print $4}')"
UBOOT_OVERLOAD="$(echo ${board_conf} | awk -F':' '{print $5}')"
TRUST_IMG="${UBOOT_OVERLOAD}"
MAINLINE_UBOOT="$(echo ${board_conf} | awk -F':' '{print $6}')"
BOOTLOADER_IMG="$(echo ${board_conf} | awk -F':' '{print $7}')"
KERNEL_TAGS="$(echo ${board_conf} | awk -F':' '{print $9}')"
PLATFORM="$(echo ${board_conf} | awk -F':' '{print $10}')"
FAMILY="$(echo ${board_conf} | awk -F':' '{print $11}')"
BOOT_CONF="$(echo ${board_conf} | awk -F':' '{print $12}')"
# Check whether the key parameters are correct
[[ -n "${PLATFORM}" ]] || error_msg "Invalid PLATFORM parameter: [ ${PLATFORM} ]"
# Set supported platform name
support_platform=("amlogic" "rockchip" "allwinner")
[[ -n "$(echo "${support_platform[*]}" | grep -w "${PLATFORM}")" ]] || error_msg "[ ${PLATFORM} ] not supported."
# Replace custom kernel tags
[[ -n "${kernel_usage}" && "${KERNEL_TAGS}" == "${default_tags}" ]] && KERNEL_TAGS="${kernel_usage}"
}
extract_armbian() {
process_msg "(1/7) Extract armbian files."
cd ${current_path}
rm -rf ${tmp_dir}
mkdir -p ${tmp_outpath} ${tmp_armbian} ${tmp_build} ${tmp_aml_image}
armbian_image_file="${tmp_aml_image}/armbian_${board}_${kernel}.img"
rm -f ${armbian_image_file}
cp -f "${armbian_outputpath}/${armbian_rebuild_name}" "${armbian_image_file}"
loop_old="$(losetup -P -f --show "${armbian_image_file}")"
[[ -n "${loop_old}" ]] || error_msg "losetup ${armbian_image_file} failed."
mount_try ext4 ${loop_old}p1 ${tmp_armbian}
cd ${tmp_armbian}
# Find ID in ${os_release_file}: such as [ubuntu/debian]
release_codeid="$(cat ${os_release_file} | grep -oE "^ID=.*" | cut -d"=" -f2)"
[[ -z "${release_codeid}" ]] && error_msg "The [ ${os_release_file}: ID ] is invalid."
# Find VERSION_CODENAME in ${os_release_file}: such as [jammy/focal/bullseye]
release_codename="$(cat ${os_release_file} | grep -oE "^VERSION_CODENAME=.*" | cut -d"=" -f2)"
[[ -z "${release_codename}" ]] && error_msg "The [ ${os_release_file}: VERSION_CODENAME ] is invalid."
# Delete all files of /boot partition and replace it later
rm -rf boot/*
# Delete the kernel files and replace it later
rm -rf usr/lib/modules/*
# Delete the symbolic link files and relink it later
rm -rf bin lib sbin var/lock var/run
}
make_image() {
process_msg "(2/7) Make new armbian image."
cd ${current_path}
# Set Armbian image file parameters
[[ "${PLATFORM}" == "amlogic" ]] && {
skip_mb="4"
partition_table_type="msdos"
bootfs_type="fat32"
}
[[ "${PLATFORM}" == "rockchip" ]] && {
skip_mb="16"
partition_table_type="gpt"
bootfs_type="ext4"
}
[[ "${PLATFORM}" == "allwinner" ]] && {
skip_mb="16"
partition_table_type="msdos"
bootfs_type="fat32"
}
# Set Armian file name
armbian_filename="Armbian_${armbian_rebuild_version}_${PLATFORM}_${board}_${release_codename}_${kernel}${custom_name}_$(date +"%Y.%m.%d").img"
build_image_file="${tmp_outpath}/${armbian_filename}"
rm -f ${build_image_file}
IMG_SIZE="$((skip_mb + boot_mb + root_mb))"
truncate -s ${IMG_SIZE}M ${build_image_file} >/dev/null 2>&1
parted -s ${build_image_file} mklabel ${partition_table_type} 2>/dev/null
parted -s ${build_image_file} mkpart primary ${bootfs_type} $((skip_mb))MiB $((skip_mb + boot_mb - 1))MiB 2>/dev/null
parted -s ${build_image_file} mkpart primary ${rootfs_type} $((skip_mb + boot_mb))MiB 100% 2>/dev/null
loop_new="$(losetup -P -f --show "${build_image_file}")"
[[ -n "${loop_new}" ]] || error_msg "losetup ${build_image_file} failed."
# Confirm BOOT_UUID
BOOT_UUID="$(cat /proc/sys/kernel/random/uuid)"
[[ -z "${BOOT_UUID}" ]] && BOOT_UUID="$(uuidgen)"
[[ -z "${BOOT_UUID}" ]] && error_msg "The uuidgen is invalid, cannot continue."
# Confirm ROOTFS_UUID
ROOTFS_UUID="$(cat /proc/sys/kernel/random/uuid)"
[[ -z "${ROOTFS_UUID}" ]] && ROOTFS_UUID="$(uuidgen)"
[[ -z "${ROOTFS_UUID}" ]] && error_msg "The uuidgen is invalid, cannot continue."
# Format bootfs partition
if [[ "${bootfs_type}" == "fat32" ]]; then
mkfs.vfat -F 32 -n "BOOT" ${loop_new}p1 >/dev/null 2>&1
else
mkfs.ext4 -F -q -U ${BOOT_UUID} -L "BOOT" -b 4k -m 0 ${loop_new}p1 >/dev/null 2>&1
fi
# Format rootfs partition
if [[ "${rootfs_type}" == "btrfs" ]]; then
mkfs.btrfs -f -U ${ROOTFS_UUID} -L "ROOTFS" -m single ${loop_new}p2 >/dev/null 2>&1
else
mkfs.ext4 -F -q -U ${ROOTFS_UUID} -L "ROOTFS" -b 4k -m 0 ${loop_new}p2 >/dev/null 2>&1
fi
# Write the specific bootloader for [ Amlogic ] boxes
[[ "${PLATFORM}" == "amlogic" ]] && {
bootloader_path="${uboot_path}/${PLATFORM}/bootloader"
if [[ -n "${MAINLINE_UBOOT}" && -f "${bootloader_path}/${MAINLINE_UBOOT}" ]]; then
dd if="${bootloader_path}/${MAINLINE_UBOOT}" of="${loop_new}" conv=fsync bs=1 count=444 2>/dev/null
dd if="${bootloader_path}/${MAINLINE_UBOOT}" of="${loop_new}" conv=fsync bs=512 skip=1 seek=1 2>/dev/null
#echo -e "${INFO} 01. For [ ${board} ] write bootloader: ${MAINLINE_UBOOT}"
elif [[ -n "${BOOTLOADER_IMG}" && -f "${bootloader_path}/${BOOTLOADER_IMG}" ]]; then
dd if="${bootloader_path}/${BOOTLOADER_IMG}" of="${loop_new}" conv=fsync bs=1 count=444 2>/dev/null
dd if="${bootloader_path}/${BOOTLOADER_IMG}" of="${loop_new}" conv=fsync bs=512 skip=1 seek=1 2>/dev/null
#echo -e "${INFO} 02. For [ ${board} ] write bootloader: ${BOOTLOADER_IMG}"
fi
}
# Write the specific bootloader for [ Rockchip ] boxes
[[ "${PLATFORM}" == "rockchip" ]] && {
bootloader_path="${uboot_path}/${PLATFORM}/${board}"
if [[ -n "${BOOTLOADER_IMG}" && -f "${bootloader_path}/${BOOTLOADER_IMG}" ]] &&
[[ -n "${MAINLINE_UBOOT}" && -f "${bootloader_path}/${MAINLINE_UBOOT}" ]] &&
[[ -n "${TRUST_IMG}" && -f "${bootloader_path}/${TRUST_IMG}" ]]; then
dd if="${bootloader_path}/${BOOTLOADER_IMG}" of="${loop_new}" conv=fsync,notrunc bs=512 seek=64 2>/dev/null
dd if="${bootloader_path}/${MAINLINE_UBOOT}" of="${loop_new}" conv=fsync,notrunc bs=512 seek=16384 2>/dev/null
dd if="${bootloader_path}/${TRUST_IMG}" of="${loop_new}" conv=fsync,notrunc bs=512 seek=24576 2>/dev/null
#echo -e "${INFO} 01. For [ ${board} ] write bootloader: ${TRUST_IMG}"
elif [[ -n "${BOOTLOADER_IMG}" && -f "${bootloader_path}/${BOOTLOADER_IMG}" ]] &&
[[ -n "${MAINLINE_UBOOT}" && -f "${bootloader_path}/${MAINLINE_UBOOT}" ]]; then
dd if="${bootloader_path}/${BOOTLOADER_IMG}" of="${loop_new}" conv=fsync,notrunc bs=512 seek=64 2>/dev/null
dd if="${bootloader_path}/${MAINLINE_UBOOT}" of="${loop_new}" conv=fsync,notrunc bs=512 seek=16384 2>/dev/null
#echo -e "${INFO} 02. For [ ${board} ] write bootloader: ${MAINLINE_UBOOT}"
elif [[ -n "${BOOTLOADER_IMG}" && -f "${bootloader_path}/${BOOTLOADER_IMG}" ]]; then
dd if="${bootloader_path}/${BOOTLOADER_IMG}" of="${loop_new}" conv=fsync,notrunc bs=512 skip=64 seek=64 2>/dev/null
#echo -e "${INFO} 03. For [ ${board} ] write bootloader: ${BOOTLOADER_IMG}"
fi
}
# Write the specific bootloader for [ Allwinner ] boxes
[[ "${PLATFORM}" == "allwinner" ]] && {
bootloader_path="${uboot_path}/${PLATFORM}/${board}"
if [[ -n "${BOOTLOADER_IMG}" && -f "${bootloader_path}/${BOOTLOADER_IMG}" ]] &&
[[ -n "${MAINLINE_UBOOT}" && -f "${bootloader_path}/${MAINLINE_UBOOT}" ]]; then
dd if="${bootloader_path}/${BOOTLOADER_IMG}" of="${loop_new}" conv=fsync,notrunc bs=8k seek=1 2>/dev/null
dd if="${bootloader_path}/${MAINLINE_UBOOT}" of="${loop_new}" conv=fsync,notrunc bs=8k seek=5 2>/dev/null
#echo -e "${INFO} 01. For [ ${board} ] write bootloader: ${MAINLINE_UBOOT}"
elif [[ -n "${BOOTLOADER_IMG}" && -f "${bootloader_path}/${BOOTLOADER_IMG}" ]]; then
dd if=/dev/zero of="${loop_new}" bs=1k count=1023 seek=1 status=noxfer 2>/dev/null
dd if="${bootloader_path}/${BOOTLOADER_IMG}" of="${loop_new}" conv=fsync,notrunc bs=8k seek=1 2>/dev/null
#echo -e "${INFO} 02. For [ ${board} ] write bootloader: ${BOOTLOADER_IMG}"
fi
}
}
copy_files() {
process_msg "(3/7) Copy the Armbian files."
cd ${current_path}
# Create a dual-partition general directory
tag_bootfs="${tmp_build}/bootfs"
tag_rootfs="${tmp_build}/rootfs"
mkdir -p ${tag_bootfs} ${tag_rootfs}
# Mount bootfs
if [[ "${bootfs_type}" == "fat32" ]]; then
mount_try vfat ${loop_new}p1 ${tag_bootfs}
else
mount_try ext4 ${loop_new}p1 ${tag_bootfs}
fi
# Mount rootfs
if [[ "${rootfs_type}" == "btrfs" ]]; then
mount_try btrfs ${loop_new}p2 ${tag_rootfs}
else
mount_try ext4 ${loop_new}p2 ${tag_rootfs}
fi
# Copy the full Armbian image
cp -af ${tmp_armbian}/* ${tag_rootfs}
# Copy the common files
[[ -d "${common_files}" ]] && cp -af ${common_files}/* ${tag_rootfs}
# Copy the platform files
platform_bootfs="${platform_files}/${PLATFORM}/bootfs"
platform_rootfs="${platform_files}/${PLATFORM}/rootfs"
[[ -d "${platform_bootfs}" ]] && cp -rf ${platform_bootfs}/* ${tag_bootfs}
[[ -d "${platform_rootfs}" ]] && cp -af ${platform_rootfs}/* ${tag_rootfs}
# Copy the different files
different_bootfs="${different_files}/${board}/bootfs"
different_rootfs="${different_files}/${board}/rootfs"
[[ -d "${different_bootfs}" ]] && cp -rf ${different_bootfs}/* ${tag_bootfs}
[[ -d "${different_rootfs}" ]] && cp -af ${different_rootfs}/* ${tag_rootfs}
# Copy the bootloader files
[[ -d "${tag_rootfs}/usr/lib/u-boot" ]] || mkdir -p ${tag_rootfs}/usr/lib/u-boot
rm -rf ${tag_rootfs}/usr/lib/u-boot/*
[[ -d "${bootloader_path}" ]] && cp -af ${bootloader_path}/* ${tag_rootfs}/usr/lib/u-boot
# Copy the overload files
[[ "${PLATFORM}" == "amlogic" ]] && cp -rf ${uboot_path}/${PLATFORM}/overload/* ${tag_bootfs}
# Remove the .svn and .git directories
rm -rf $(find ${tmp_build} -type d -name '.svn' -o -name '.git')
}
replace_kernel() {
process_msg "(4/7) Replace kernel files."
cd ${current_path}
# Determine custom kernel filename
kernel_boot="$(ls ${kernel_path}/${kd}/${kernel}/boot-${kernel}*.tar.gz 2>/dev/null | head -n 1)"
kernel_name="${kernel_boot##*/}" && kernel_name="${kernel_name:5:-7}"
[[ -n "${kernel_name}" ]] || error_msg "Missing kernel files for [ ${kernel} ]"
kernel_dtb="${kernel_path}/${kd}/${kernel}/dtb-${PLATFORM}-${kernel_name}.tar.gz"
kernel_modules="${kernel_path}/${kd}/${kernel}/modules-${kernel_name}.tar.gz"
kernel_header="${kernel_path}/${kd}/${kernel}/header-${kernel_name}.tar.gz"
[[ -s "${kernel_boot}" && -s "${kernel_dtb}" && -s "${kernel_modules}" && -s "${kernel_header}" ]] || error_msg "The 4 kernel missing."
# 01. For /boot five files
tar -mxzf ${kernel_boot} -C ${tag_bootfs}
[[ "${PLATFORM}" == "amlogic" ]] && (cd ${tag_bootfs} && cp -f uInitrd-${kernel_name} uInitrd && cp -f vmlinuz-${kernel_name} zImage)
[[ "${PLATFORM}" == "rockchip" ]] && (cd ${tag_bootfs} && ln -sf uInitrd-${kernel_name} uInitrd && ln -sf vmlinuz-${kernel_name} Image)
[[ "${PLATFORM}" == "allwinner" ]] && (cd ${tag_bootfs} && cp -f uInitrd-${kernel_name} uInitrd && cp -f vmlinuz-${kernel_name} Image)
[[ "$(ls ${tag_bootfs}/*${kernel_name} -l 2>/dev/null | grep "^-" | wc -l)" -ge "2" ]] || error_msg "The /boot files is missing."
[[ "${PLATFORM}" == "amlogic" ]] && get_textoffset "${tag_bootfs}/zImage"
# 02. For /boot/dtb/${PLATFORM}/*
[[ -d "${tag_bootfs}/dtb/${PLATFORM}" ]] || mkdir -p ${tag_bootfs}/dtb/${PLATFORM}
tar -mxzf ${kernel_dtb} -C ${tag_bootfs}/dtb/${PLATFORM}
[[ "${PLATFORM}" == "rockchip" ]] && ln -sf dtb ${tag_bootfs}/dtb-${kernel_name}
[[ "$(ls ${tag_bootfs}/dtb/${PLATFORM} -l 2>/dev/null | grep "^-" | wc -l)" -ge "2" ]] || error_msg "/boot/dtb/${PLATFORM} files is missing."
# 03. For /usr/src/linux-headers-${kernel_name}
header_path="linux-headers-${kernel_name}"
rm -rf ${tag_rootfs}/usr/src/linux-headers-* 2>/dev/null && mkdir -p "${tag_rootfs}/usr/src/${header_path}"
tar -mxzf ${kernel_header} -C ${tag_rootfs}/usr/src/${header_path}
[[ -d "${tag_rootfs}/usr/src/${header_path}/include" ]] || error_msg "/usr/src/${header_path}/include folder is missing."
# 04. For /usr/lib/modules/${kernel_name}
tar -mxzf ${kernel_modules} -C ${tag_rootfs}/usr/lib/modules
(cd ${tag_rootfs}/usr/lib/modules/${kernel_name}/ && rm -f build source 2>/dev/null && ln -sf /usr/src/${header_path} build)
[[ "$(ls ${tag_rootfs}/usr/lib/modules/${kernel_name} -l 2>/dev/null | grep "^d" | wc -l)" -eq "1" ]] || error_msg "/usr/lib/modules kernel folder is missing."
}
refactor_bootfs() {
process_msg "(5/7) Refactor bootfs files."
cd ${tag_bootfs}
# Process Amlogic series boot partition files
[[ "${PLATFORM}" == "amlogic" && "${need_overload}" == "yes" ]] && {
if [[ -n "${UBOOT_OVERLOAD}" && -f "${UBOOT_OVERLOAD}" ]]; then
cp -f ${UBOOT_OVERLOAD} u-boot.ext
chmod +x u-boot.ext
elif [[ -z "${UBOOT_OVERLOAD}" || ! -f "${UBOOT_OVERLOAD}" ]]; then
error_msg "${board} Board does not support using ${kernel} kernel, missing u-boot."
fi
}
# Set configuration file mount parameters
if [[ "${rootfs_type}" == "btrfs" ]]; then
# For uEnv.txt
uenv_rootdev="UUID=${ROOTFS_UUID} rootflags=compress=zstd:6 rootfstype=btrfs"
# For armbianEnv.txt
armbianenv_rootdev="UUID=${ROOTFS_UUID}"
armbianenv_rootflags="compress=zstd:6"
else
# For uEnv.txt
uenv_rootdev="UUID=${ROOTFS_UUID} rootflags=data=writeback rw rootfstype=ext4"
# For armbianEnv.txt
armbianenv_rootdev="UUID=${ROOTFS_UUID}"
armbianenv_rootflags="rw,errors=remount-ro"
fi
# Edit the uEnv.txt
uenv_conf_file="uEnv.txt"
[[ -f "${uenv_conf_file}" ]] && {
sed -i "s|LABEL=ROOTFS|${uenv_rootdev}|g" ${uenv_conf_file}
sed -i "s|meson.*.dtb|${FDTFILE}|g" ${uenv_conf_file}
sed -i "s|sun.*.dtb|${FDTFILE}|g" ${uenv_conf_file}
sed -i "s|rk.*.dtb|${FDTFILE}|g" ${uenv_conf_file}
}
# Add an alternate file (/boot/extlinux/extlinux.conf)
boot_extlinux_file="extlinux/extlinux.conf.bak"
rename_extlinux_file="extlinux/extlinux.conf"
[[ -f "${boot_extlinux_file}" ]] && {
sed -i "s|LABEL=ROOTFS|${uenv_rootdev}|g" ${boot_extlinux_file}
sed -i "s|meson.*.dtb|${FDTFILE}|g" ${boot_extlinux_file}
sed -i "s|sun.*.dtb|${FDTFILE}|g" ${boot_extlinux_file}
sed -i "s|rk.*.dtb|${FDTFILE}|g" ${boot_extlinux_file}
# If needed, such as t95z(s905x), rename delete .bak
[[ "${BOOT_CONF}" == "extlinux.conf" ]] && mv -f ${boot_extlinux_file} ${rename_extlinux_file}
}
# Edit the armbianEnv.txt
armbianenv_conf_file="armbianEnv.txt"
[[ -f "${armbianenv_conf_file}" ]] && {
sed -i "s|^fdtfile=.*|fdtfile=${PLATFORM}/${FDTFILE}|g" ${armbianenv_conf_file}
sed -i "s|^rootfstype=.*|rootfstype=${rootfs_type}|g" ${armbianenv_conf_file}
sed -i "s|^rootdev=.*|rootdev=${armbianenv_rootdev}|g" ${armbianenv_conf_file}
sed -i "s|^rootflags=.*|rootflags=${armbianenv_rootflags}|g" ${armbianenv_conf_file}
sed -i "s|^overlay_prefix=.*|overlay_prefix=${FAMILY}|g" ${armbianenv_conf_file}
}
# Check device configuration files
[[ -f "${uenv_conf_file}" || -f "${rename_extlinux_file}" || -f "${armbianenv_conf_file}" ]] || error_msg "Missing [ /boot/*Env.txt ]"
}
refactor_rootfs() {
process_msg "(6/7) Refactor rootfs files."
cd ${tag_rootfs}
# Remove the scripts contained in [ armbian-bsp-cli-odroidn2 ] that will cause the system to fail to start
# [ dpkg -c armbian-bsp-cli-odroidn2_23.02.2_arm64.deb ] : https://paste.armbian.com/aloxuvokol
# Move usr/share/armbian to armbian.bak. [ dpkg -S boot.cmd ] : [ armbian-bsp-cli-odroidn2: /usr/share/armbian/boot.cmd ]
[[ -d "usr/share/armbian" ]] && mv -f usr/share/armbian usr/share/armbian.bak
# Move usr/lib/nand-sata-install to nand-sata-install.bak. [ Useless bootloader and u-boot ]
[[ -d "usr/lib/nand-sata-install" ]] && mv -f usr/lib/nand-sata-install usr/lib/nand-sata-install.bak
# Disable update_initramfs
initramfs_conf="etc/initramfs-tools/update-initramfs.conf"
[[ -f "${initramfs_conf}" ]] && {
[[ -n "$(cat ${initramfs_conf} | grep -oE "^update_initramfs=")" ]] || error_msg "Missing [ update_initramfs ]"
sed -i "s|^update_initramfs=.*|update_initramfs=no|g" ${initramfs_conf}
}
# Delete related files
rm -f etc/apt/sources.list.save
rm -f usr/sbin/ddbr
rm -f var/lib/dpkg/info/linux-image*
rm -rf usr/share/doc/linux-image-*
rm -rf usr/lib/linux-image-*
# Remove motd-news related services
rm -f usr/lib/systemd/system/motd-news.timer
rm -f usr/lib/systemd/system/motd-news.service
rm -f var/lib/systemd/deb-systemd-helper-enabled/timers.target.wants/motd-news.timer
rm -f var/lib/systemd/deb-systemd-helper-enabled/motd-news.timer.dsh-also
rm -f etc/systemd/system/timers.target.wants/motd-news.timer
rm -f etc/update-motd.d/50-motd-news
# Rebuild symbolic link files (ln -sf ${target} ${symbolic_link_file})
ln -sf /usr/bin bin
ln -sf /usr/lib lib
ln -sf /usr/sbin sbin
ln -sf /run/lock var/lock
ln -sf /run var/run
ln -sf /usr/share/zoneinfo/Asia/Shanghai etc/localtime
ln -sf /usr/sbin/armbian-ddbr usr/sbin/ddbr
# Fix common releases permissions
[[ -d "var/tmp" ]] && chmod 777 var/tmp
[[ -d "etc/update-motd.d" ]] && chmod 755 etc/update-motd.d/*
[[ -d "var/cache/man" ]] && chown man:root var/cache/man -R
[[ -d "var/cache/man" ]] && chmod g+s var/cache/man -R
[[ -f "etc/sudoers" ]] && chown root:root etc/sudoers
[[ -f "etc/sudoers" ]] && chmod 440 etc/sudoers
[[ -f "usr/bin/sudo" ]] && chown root:root usr/bin/sudo
[[ -f "usr/bin/sudo" ]] && chmod 4755 usr/bin/sudo
# Fix focal permissions
[[ -f "usr/lib/sudo/sudoers.so" ]] && chown 0 usr/lib/sudo/sudoers.so
[[ -f "usr/lib/sudo/sudoers.so" ]] && chmod 644 usr/lib/sudo/sudoers.so
[[ -f "usr/lib/policykit-1/polkit-agent-helper-1" ]] && chmod 4755 usr/lib/policykit-1/polkit-agent-helper-1
# Fix jammy permissions
[[ -f "usr/libexec/sudo/sudoers.so" ]] && chown 0 usr/libexec/sudo/sudoers.so
[[ -f "usr/libexec/sudo/sudoers.so" ]] && chmod 644 usr/libexec/sudo/sudoers.so
[[ -f "usr/libexec/polkit-agent-helper-1" ]] && chmod 4755 usr/libexec/polkit-agent-helper-1
# Edit the etc/fstab
[[ -f "etc/fstab" ]] || error_msg "The etc/fstab File does not exist."
# Set different types of mount parameters
if [[ "${rootfs_type}" == "btrfs" ]]; then
fstab_string="defaults,noatime,compress=zstd:6"
else
fstab_string="defaults,noatime,nodiratime,commit=600,errors=remount-ro"
fi
# Update mount settings
sed -i "s|^LABEL=ROOTFS.*|UUID=${ROOTFS_UUID} / ${rootfs_type} ${fstab_string} 0 1|g" etc/fstab
[[ "${bootfs_type}" == "ext4" ]] && {
sed -i "s|^LABEL=BOOT.*|UUID=${BOOT_UUID} /boot ext4 defaults 0 2|g" etc/fstab
}
# Update release information
[[ -f "${armbian_release_file}" ]] && {
# Shorten release version number
sed -i "s|^VERSION=.*|VERSION=${armbian_rebuild_version}-trunk|g" ${armbian_release_file}
# Custom banner name
sed -i "s|^BOARD_NAME=.*|BOARD_NAME=\"${board}\"|g" ${armbian_release_file}
# Remove [ No end-user support ] prompt in [ /etc/update-motd.d/10-armbian-header ]
sed -i "s|^IMAGE_TYPE=.*|IMAGE_TYPE=stable|g" ${armbian_release_file}
}
# Add custom startup script
custom_startup_script="etc/custom_service/start_service.sh"
[[ -x "${custom_startup_script}" && -f "etc/rc.local" ]] && {
sed -i '/^exit 0/i\bash /etc/custom_service/start_service.sh' etc/rc.local
}
# Enable ssh service
ssh_config="etc/ssh/sshd_config"
[[ -f "${ssh_config}" ]] && {
sed -i "s|^#*Port .*|Port 22|g" ${ssh_config}
sed -i "s|^#*PermitRootLogin .*|PermitRootLogin yes|g" ${ssh_config}
}
# Adjust the default timeout for service start/stop
system_conf="etc/systemd/system.conf"
[[ -f "${system_conf}" ]] && {
sed -i "s|^#*DefaultTimeoutStartSec.*|DefaultTimeoutStartSec=10s|g" ${system_conf}
sed -i "s|^#*DefaultTimeoutStopSec.*|DefaultTimeoutStopSec=10s|g" ${system_conf}
}
# Disable tips of the day for [ /etc/update-motd.d/35-armbian-tips ]
motd_tips="etc/default/armbian-motd"
[[ -f "${motd_tips}" ]] && sed -i 's|^MOTD_DISABLE=.*|MOTD_DISABLE="tips"|g' ${motd_tips}
quotes_cron="etc/cron.weekly/armbian-quotes"
[[ -f "${quotes_cron}" ]] && sed -i "s|^curl |#curl |g" ${quotes_cron}
# Add custom disabled alias extension load modules
custom_blacklist="etc/modprobe.d/blacklist.conf"
[[ -f "${custom_blacklist}" ]] || echo -e "# This file lists the disabled alias extension load modules." >${custom_blacklist}
[[ "${FDTFILE}" == "meson-sm1-skyworth-lb2004-a4091.dtb" ]] && {
echo -e "\n# For Tencent Aurora 3Pro (s905x3-b) box." >>${custom_blacklist}
echo -e "blacklist btmtksdio" >>${custom_blacklist}
}
# Make the .bashrc take effect, Default shell settings file: /etc/default/useradd
echo '[[ "${SHELL}" == *bash && -f "${HOME}/.bashrc" ]] && . ${HOME}/.bashrc' >>etc/profile
# Renaming/disabling related files
mv -f etc/udev/rules.d/hdmi.rules etc/udev/rules.d/hdmi.rules.bak 2>/dev/null
# Explicitly disable resizing for Amlogic device [ /usr/lib/armbian/armbian-resize-filesystem ], use armbian-tf settings
echo "yes" >root/.no_rootfs_resize
# Reduce network latency [ A start job is running for raise network interfaces (5 mins 1 sec) ]
network_service="usr/lib/systemd/system/networking.service"
[[ -f "${network_service}" ]] && sed -i "s|^#*TimeoutStartSec=.*|TimeoutStartSec=10sec|g" ${network_service}
# Add tasks that need to be executed on initial startup
armbian_firstrun="usr/lib/armbian/armbian-firstrun"
[[ -f "${armbian_firstrun}" ]] && sed -i '/\/etc\/armbian-release/i\[[ -x "/usr/sbin/armbian-fix" ]] && . /usr/sbin/armbian-fix' ${armbian_firstrun}
# Fix abnormal CPU temperature
temp_file="usr/lib/armbian/armbian-allwinner-battery"
[[ -f "${temp_file}" ]] && {
insert_line="$(cat ${temp_file} | grep -n 'CPU_TEMP_OFFSET' | awk -F':' '{print $1}')"
[[ -n "${insert_line}" ]] && {
sed -i "${insert_line}i\ [[ \"\$(echo \${board_temp} | awk -F'.' '{print \$1}' | wc -c)\" -gt \"3\" ]] && board_temp=\${board_temp:0:2}" ${temp_file}
}
}
# Get random macaddr
mac_hexchars="0123456789ABCDEF"
mac_end=$(for i in {1..6}; do echo -n ${mac_hexchars:$((${RANDOM} % 16)):1}; done | sed -e 's/\(..\)/:\1/g')
random_macaddr="9E:61${mac_end}"
# Optimize wifi/bluetooth module