658 lines
23 KiB
Bash
Executable File
658 lines
23 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# Kali Linux ARM build-script for Chromebook (Nyan Acer Tegra) (32-bit)
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# Source: https://gitlab.com/kalilinux/build-scripts/kali-arm
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#
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# This is a community script - you will need to generate your own image to use
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# More information: https://www.kali.org/docs/arm/chromebook-nyan/
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#
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# Stop on error
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set -e
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# Uncomment to activate debug
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# debug=true
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if [ "$debug" = true ]; then
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exec > >(tee -a -i "${0%.*}.log") 2>&1
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set -x
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fi
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# Architecture
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architecture=${architecture:-"armhf"}
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# Generate a random machine name to be used
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machine=$(tr -cd 'A-Za-z0-9' < /dev/urandom | head -c16 ; echo)
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# Custom hostname variable
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hostname=${2:-kali}
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# Custom image file name variable - MUST NOT include .img at the end
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image_name=${3:-kali-linux-$1-chromebook-nyan}
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# Suite to use, valid options are:
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# kali-rolling, kali-dev, kali-bleeding-edge, kali-dev-only, kali-experimental, kali-last-snapshot
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suite=${suite:-"kali-rolling"}
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# Free space rootfs in MiB
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free_space="300"
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# /boot partition in MiB
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bootsize="128"
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# Select compression, xz or none
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compress="xz"
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# Choose filesystem format to format (ext3 or ext4)
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fstype="ext3"
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# If you have your own preferred mirrors, set them here
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mirror=${mirror:-"http://http.kali.org/kali"}
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# GitLab URL Kali repository
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kaligit="https://gitlab.com/kalilinux"
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# GitHub raw URL
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githubraw="https://raw.githubusercontent.com"
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# Check EUID=0 you can run any binary as root
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if [[ $EUID -ne 0 ]]; then
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echo "This script must be run as root or have super user permissions" >&2
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echo "Use: sudo $0 ${1:-2.0} ${2:-kali}" >&2
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exit 1
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fi
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# Pass version number
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if [[ $# -eq 0 ]] ; then
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echo "Please pass version number, e.g. $0 2.0, and (if you want) a hostname, default is kali" >&2
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exit 0
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fi
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# Check exist bsp directory
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if [ ! -e "bsp" ]; then
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echo "Error: missing bsp directory structure" >&2
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echo "Please clone the full repository ${kaligit}/build-scripts/kali-arm" >&2
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exit 255
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fi
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# Current directory
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repo_dir="$(pwd)"
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# Base directory
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base_dir=${repo_dir}/nyan-"$1"
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# Working directory
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work_dir="${base_dir}/kali-${architecture}"
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# Check directory build
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if [ -e "${base_dir}" ]; then
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echo "${base_dir} directory exists, will not continue" >&2
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exit 1
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elif [[ ${repo_dir} =~ [[:space:]] ]]; then
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echo "The directory "\"${repo_dir}"\" contains whitespace. Not supported." >&2
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exit 1
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else
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echo "The base_dir thinks it is: ${base_dir}"
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mkdir -p ${base_dir}
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fi
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components="main,contrib,non-free"
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arm="kali-linux-arm ntpdate"
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base="apt-transport-https apt-utils bash-completion console-setup dialog e2fsprogs ifupdown initramfs-tools inxi iw man-db mlocate netcat-traditional net-tools parted pciutils psmisc rfkill screen tmux unrar usbutils vim wget whiptail zerofree"
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desktop="kali-desktop-xfce kali-root-login xserver-xorg-video-fbdev xserver-xorg-input-libinput xserver-xorg-input-synaptics xfonts-terminus xinput"
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tools="kali-linux-default"
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services="apache2 atftpd"
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extras="alsa-utils bc bison bluez bluez-firmware kali-linux-core libnss-systemd libssl-dev triggerhappy"
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packages="${arm} ${base} ${services}"
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kernel_release="R71-11151.B-# This is a community script - you will need to generate your own image to useos-3.10"
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# Automatic configuration to use an http proxy, such as apt-cacher-ng
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# You can turn off automatic settings by uncommenting apt_cacher=off
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# apt_cacher=off
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# By default the proxy settings are local, but you can define an external proxy
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# proxy_url="http://external.intranet.local"
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apt_cacher=${apt_cacher:-"$(lsof -i :3142|cut -d ' ' -f3 | uniq | sed '/^\s*$/d')"}
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if [ -n "$proxy_url" ]; then
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export http_proxy=$proxy_url
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elif [ "$apt_cacher" = "apt-cacher-ng" ] ; then
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if [ -z "$proxy_url" ]; then
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proxy_url=${proxy_url:-"http://127.0.0.1:3142/"}
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export http_proxy=$proxy_url
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fi
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fi
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# Detect architecture
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if [[ "${architecture}" == "arm64" ]]; then
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qemu_bin="/usr/bin/qemu-aarch64-static"
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lib_arch="aarch64-linux-gnu"
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elif [[ "${architecture}" == "armhf" ]]; then
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qemu_bin="/usr/bin/qemu-arm-static"
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lib_arch="arm-linux-gnueabihf"
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elif [[ "${architecture}" == "armel" ]]; then
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qemu_bin="/usr/bin/qemu-arm-static"
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lib_arch="arm-linux-gnueabi"
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fi
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# create the rootfs - not much to modify here, except maybe throw in some more packages if you want
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eatmydata debootstrap --foreign --keyring=/usr/share/keyrings/kali-archive-keyring.gpg --include=kali-archive-keyring,eatmydata \
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--components=${components} --arch ${architecture} ${suite} ${work_dir} http://http.kali.org/kali
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# systemd-nspawn environment
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systemd-nspawn_exec(){
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LANG=C systemd-nspawn -q --bind-ro ${qemu_bin} -M ${machine} -D ${work_dir} "$@"
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}
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# We need to manually extract eatmydata to use it for the second stage
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for archive in ${work_dir}/var/cache/apt/archives/*eatmydata*.deb; do
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dpkg-deb --fsys-tarfile "$archive" > ${work_dir}/eatmydata
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tar -xkf ${work_dir}/eatmydata -C ${work_dir}
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rm -f ${work_dir}/eatmydata
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done
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# Prepare dpkg to use eatmydata
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systemd-nspawn_exec dpkg-divert --divert /usr/bin/dpkg-eatmydata --rename --add /usr/bin/dpkg
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cat > ${work_dir}/usr/bin/dpkg << EOF
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#!/bin/sh
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if [ -e /usr/lib/${lib_arch}/libeatmydata.so ]; then
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[ -n "\${LD_PRELOAD}" ] && LD_PRELOAD="\$LD_PRELOAD:"
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LD_PRELOAD="\$LD_PRELOAD\$so"
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fi
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for so in /usr/lib/${lib_arch}/libeatmydata.so; do
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[ -n "\$LD_PRELOAD" ] && LD_PRELOAD="\$LD_PRELOAD:"
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LD_PRELOAD="\$LD_PRELOAD\$so"
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done
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export LD_PRELOAD
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exec "\$0-eatmydata" --force-unsafe-io "\$@"
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EOF
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chmod 0755 ${work_dir}/usr/bin/dpkg
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# debootstrap second stage
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systemd-nspawn_exec eatmydata /debootstrap/debootstrap --second-stage
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cat << EOF > ${work_dir}/etc/apt/sources.list
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deb ${mirror} ${suite} ${components//,/ }
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#deb-src ${mirror} ${suite} ${components//,/ }
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EOF
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# Set hostname
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echo "${hostname}" > ${work_dir}/etc/hostname
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# So X doesn't complain, we add kali to hosts
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cat << EOF > ${work_dir}/etc/hosts
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127.0.0.1 ${hostname} localhost
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::1 localhost ip6-localhost ip6-loopback
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fe00::0 ip6-localnet
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ff00::0 ip6-mcastprefix
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ff02::1 ip6-allnodes
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ff02::2 ip6-allrouters
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EOF
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# Disable IPv6
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cat << EOF > ${work_dir}/etc/modprobe.d/ipv6.conf
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# Don't load ipv6 by default
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alias net-pf-10 off
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EOF
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cat << EOF > ${work_dir}/etc/network/interfaces
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auto lo
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iface lo inet loopback
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EOF
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# DNS server
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echo "nameserver ${nameserver}" > "${work_dir}"/etc/resolv.conf
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# Copy directory bsp into build dir
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cp -rp bsp ${work_dir}
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export MALLOC_CHECK_=0 # workaround for LP: #520465
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# Enable the use of http proxy in third-stage in case it is enabled
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if [ -n "$proxy_url" ]; then
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echo "Acquire::http { Proxy \"$proxy_url\" };" > ${work_dir}/etc/apt/apt.conf.d/66proxy
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fi
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# Third stage
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cat << EOF > ${work_dir}/third-stage
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#!/bin/bash -e
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export DEBIAN_FRONTEND=noninteractive
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eatmydata apt-get update
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eatmydata apt-get -y install binutils ca-certificates console-common cryptsetup-bin git initramfs-tools less locales nano u-boot-tools
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# Create kali user with kali password... but first, we need to manually make some groups because they don't yet exist..
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# This mirrors what we have on a pre-installed VM, until the script works properly to allow end users to set up their own... user
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# However we leave off floppy, because who a) still uses them, and b) attaches them to an SBC!?
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# And since a lot of these have serial devices of some sort, dialout is added as well
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# scanner, lpadmin and bluetooth have to be added manually because they don't
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# yet exist in /etc/group at this point
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groupadd -r -g 118 bluetooth
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groupadd -r -g 113 lpadmin
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groupadd -r -g 122 scanner
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groupadd -g 1000 kali
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useradd -m -u 1000 -g 1000 -G sudo,audio,bluetooth,cdrom,dialout,dip,lpadmin,netdev,plugdev,scanner,video,kali -s /bin/bash kali
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echo "kali:kali" | chpasswd
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aptops="--allow-change-held-packages -o dpkg::options::=--force-confnew -o Acquire::Retries=3"
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# This looks weird, but we do it twice because every so often, there's a failure to download from the mirror
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# So to workaround it, we attempt to install them twice
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eatmydata apt-get install -y \$aptops ${packages} || eatmydata apt-get --yes --fix-broken install
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eatmydata apt-get install -y \$aptops ${packages} || eatmydata apt-get --yes --fix-broken install
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eatmydata apt-get install -y \$aptops ${desktop} ${extras} ${tools} || eatmydata apt-get --yes --fix-broken install
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eatmydata apt-get install -y \$aptops ${desktop} ${extras} ${tools} || eatmydata apt-get --yes --fix-broken install
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eatmydata apt-get install -y \$aptops --autoremove systemd-timesyncd || eatmydata apt-get --yes --fix-broken install
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eatmydata apt-get dist-upgrade -y \$aptops
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eatmydata apt-get -y --allow-change-held-packages --purge autoremove
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# Linux console/Keyboard configuration
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echo 'console-common console-data/keymap/policy select Select keymap from full list' | debconf-set-selections
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echo 'console-common console-data/keymap/full select en-latin1-nodeadkeys' | debconf-set-selections
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# Copy all services
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cp -p /bsp/services/all/*.service /etc/systemd/system/
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# Regenerated the shared-mime-info database on the first boot
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# since it fails to do so properly in a chroot
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systemctl enable smi-hack
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# Enable sshd
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systemctl enable ssh
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# Allow users to use NM over ssh
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install -m644 /bsp/polkit/10-NetworkManager.pkla /var/lib/polkit-1/localauthority/50-local.d
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cd /root
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apt download -o APT::Sandbox::User=root ca-certificates 2>/dev/null
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# Copy over the default bashrc
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cp /etc/skel/.bashrc /root/.bashrc
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# Set a REGDOMAIN. This needs to be done or wireless doesn't work correctly on the RPi 3B+
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sed -i -e 's/REGDOM.*/REGDOMAIN=00/g' /etc/default/crda
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# Enable login over serial
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echo "T0:23:respawn:/sbin/agetty -L ttyAMA0 115200 vt100" >> /etc/inittab
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# Try and make the console a bit nicer
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# Set the terminus font for a bit nicer display
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sed -i -e 's/FONTFACE=.*/FONTFACE="Terminus"/' /etc/default/console-setup
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sed -i -e 's/FONTSIZE=.*/FONTSIZE="6x12"/' /etc/default/console-setup
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# Fix startup time from 5 minutes to 15 secs on raise interface wlan0
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sed -i 's/^TimeoutStartSec=5min/TimeoutStartSec=15/g' "/usr/lib/systemd/system/networking.service"
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rm -f /usr/bin/dpkg
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EOF
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# Run third stage
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chmod 0755 ${work_dir}/third-stage
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systemd-nspawn_exec /third-stage
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# Clean up eatmydata
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systemd-nspawn_exec dpkg-divert --remove --rename /usr/bin/dpkg
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# Clean system
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systemd-nspawn_exec << 'EOF'
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rm -f /0
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rm -rf /bsp
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fc-cache -frs
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rm -rf /tmp/*
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rm -rf /etc/*-
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rm -rf /hs_err*
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rm -rf /userland
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rm -rf /opt/vc/src
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rm -f /etc/ssh/ssh_host_*
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rm -rf /var/lib/dpkg/*-old
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rm -rf /var/lib/apt/lists/*
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rm -rf /var/cache/apt/*.bin
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rm -rf /var/cache/apt/archives/*
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rm -rf /var/cache/debconf/*.data-old
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for logs in $(find /var/log -type f); do > $logs; done
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history -c
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EOF
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# Disable the use of http proxy in case it is enabled
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if [ -n "$proxy_url" ]; then
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unset http_proxy
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rm -rf ${work_dir}/etc/apt/apt.conf.d/66proxy
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fi
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# Mirror & suite replacement
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if [[ ! -z "${4}" || ! -z "${5}" ]]; then
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mirror=${4}
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suite=${5}
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fi
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# Define sources.list
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cat << EOF > ${work_dir}/etc/apt/sources.list
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deb ${mirror} ${suite} ${components//,/ }
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#deb-src ${mirror} ${suite} ${components//,/ }
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EOF
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# Pull in the gcc 5.3 cross compiler to build the kernel
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# Debian uses a newer compiler and the # This is a community script - you will need to generate your own image to usebook kernel doesn't support
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# that
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cd "${base_dir}"
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git clone --depth 1 https://gitlab.com/kalilinux/packages/gcc-arm-linux-gnueabihf-4-7.git gcc-arm-linux-gnueabihf-4.7
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# Kernel section. If you want to use a custom kernel, or configuration, replace
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# them in this section
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cd "${base_dir}"
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git clone --depth 1 https://chromium.googlesource.com/chromiumos/third_party/kernel -b release-${kernel_release} ${work_dir}/usr/src/kernel
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cd ${work_dir}/usr/src/kernel
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mkdir -p ${work_dir}/usr/src/kernel/firmware/nvidia/tegra124/
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cp ${work_dir}/lib/firmware/nvidia/tegra124/xusb.bin firmware/nvidia/tegra124/
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cp ${repo_dir}/kernel-configs/# This is a community script - you will need to generate your own image to usebook-3.10.config .config
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cp ${repo_dir}/kernel-configs/# This is a community script - you will need to generate your own image to usebook-3.10.config ${work_dir}/usr/src/nyan.config
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git rev-parse HEAD > ${work_dir}/usr/src/kernel-at-commit
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export ARCH=arm
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# Edit the CROSS_COMPILE variable as needed
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export CROSS_COMPILE="${base_dir}"/gcc-arm-linux-gnueabihf-4.7/bin/arm-linux-gnueabihf-
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patch -p1 --no-backup-if-mismatch < ${repo_dir}/patches/mac80211-3.8.patch
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patch -p1 --no-backup-if-mismatch < ${work_dir}/patches/0001-mwifiex-do-not-create-AP-and-P2P-interfaces-upon-dri-3.8.patch
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patch -p1 --no-backup-if-mismatch < ${work_dir}/patches/0001-Comment-out-a-pr_debug-print.patch
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make WIFIVERSION="-3.8" oldconfig || die "Kernel config options added"
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make WIFIVERSION="-3.8" -j $(grep -c processor /proc/cpuinfo)
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make WIFIVERSION="-3.8" dtbs
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make WIFIVERSION="-3.8" modules_install INSTALL_MOD_PATH=${work_dir}
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cat << __EOF__ > ${work_dir}/usr/src/kernel/arch/arm/boot/kernel-nyan.its
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/dts-v1/;
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/ {
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description = "# This is a community script - you will need to generate your own image to use OS kernel image with one or more FDT blobs";
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#address-cells = <1>;
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images {
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kernel@1{
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description = "kernel";
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data = /incbin/("zImage");
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type = "kernel_noload";
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arch = "arm";
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os = "linux";
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compression = "none";
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load = <0>;
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entry = <0>;
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};
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fdt@1{
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description = "tegra124-nyan-big-rev0_2.dtb";
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data = /incbin/("dts/tegra124-nyan-big-rev0_2.dtb");
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type = "flat_dt";
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arch = "arm";
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compression = "none";
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hash@1{
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algo = "sha1";
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};
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};
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fdt@2{
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description = "tegra124-nyan-big-rev3_7.dtb";
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data = /incbin/("dts/tegra124-nyan-big-rev3_7.dtb");
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type = "flat_dt";
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arch = "arm";
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compression = "none";
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hash@1{
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algo = "sha1";
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};
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};
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fdt@3{
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description = "tegra124-nyan-big-rev8_9.dtb";
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data = /incbin/("dts/tegra124-nyan-big-rev8_9.dtb");
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type = "flat_dt";
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arch = "arm";
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compression = "none";
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hash@1{
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algo = "sha1";
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};
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};
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fdt@4{
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description = "tegra124-nyan-blaze.dtb";
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data = /incbin/("dts/tegra124-nyan-blaze.dtb");
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type = "flat_dt";
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arch = "arm";
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compression = "none";
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hash@1{
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algo = "sha1";
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};
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};
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fdt@5{
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description = "tegra124-nyan-rev0.dtb";
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data = /incbin/("dts/tegra124-nyan-rev0.dtb");
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type = "flat_dt";
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arch = "arm";
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compression = "none";
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hash@1{
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algo = "sha1";
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};
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};
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fdt@6{
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description = "tegra124-nyan-rev1.dtb";
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data = /incbin/("dts/tegra124-nyan-rev1.dtb");
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type = "flat_dt";
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arch = "arm";
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compression = "none";
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hash@1{
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algo = "sha1";
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};
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};
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fdt@7{
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description = "tegra124-nyan-kitty-rev0_3.dtb";
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data = /incbin/("dts/tegra124-nyan-kitty-rev0_3.dtb");
|
|
type = "flat_dt";
|
|
arch = "arm";
|
|
compression = "none";
|
|
hash@1{
|
|
algo = "sha1";
|
|
};
|
|
};
|
|
fdt@8{
|
|
description = "tegra124-nyan-kitty-rev8.dtb";
|
|
data = /incbin/("dts/tegra124-nyan-kitty-rev8.dtb");
|
|
type = "flat_dt";
|
|
arch = "arm";
|
|
compression = "none";
|
|
hash@1{
|
|
algo = "sha1";
|
|
};
|
|
};
|
|
};
|
|
configurations {
|
|
default = "conf@1";
|
|
conf@1{
|
|
kernel = "kernel@1";
|
|
fdt = "fdt@1";
|
|
};
|
|
conf@2{
|
|
kernel = "kernel@1";
|
|
fdt = "fdt@2";
|
|
};
|
|
conf@3{
|
|
kernel = "kernel@1";
|
|
fdt = "fdt@3";
|
|
};
|
|
conf@4{
|
|
kernel = "kernel@1";
|
|
fdt = "fdt@4";
|
|
};
|
|
conf@5{
|
|
kernel = "kernel@1";
|
|
fdt = "fdt@5";
|
|
};
|
|
conf@6{
|
|
kernel = "kernel@1";
|
|
fdt = "fdt@6";
|
|
};
|
|
conf@7{
|
|
kernel = "kernel@1";
|
|
fdt = "fdt@7";
|
|
};
|
|
conf@8{
|
|
kernel = "kernel@1";
|
|
fdt = "fdt@8";
|
|
};
|
|
};
|
|
};
|
|
__EOF__
|
|
cd ${work_dir}/usr/src/kernel/arch/arm/boot
|
|
mkimage -f kernel-nyan.its nyan-big-kernel
|
|
|
|
# BEHOLD THE POWER OF PARTUUID/PARTNROFF
|
|
echo "noinitrd console=tty1 quiet root=PARTUUID=%U/PARTNROFF=1 rootwait rw lsm.module_locking=0 net.ifnames=0 rootfstype=$fstype" > cmdline
|
|
|
|
# Pulled from # This is a community script - you will need to generate your own image to useOS, this is exactly what they do because there's no
|
|
# # bootloader in the kernel partition on ARM
|
|
dd if=/dev/zero of=bootloader.bin bs=512 count=1
|
|
|
|
vbutil_kernel --arch arm --pack "${base_dir}"/kernel.bin --keyblock /usr/share/vboot/devkeys/kernel.keyblock --signprivate /usr/share/vboot/devkeys/kernel_data_key.vbprivk --version 1 --config cmdline --bootloader bootloader.bin --vmlinuz nyan-big-kernel
|
|
|
|
cd ${work_dir}/usr/src/kernel
|
|
# Clean up our build of the kernel, then copy the config and run make
|
|
# modules_prepare so that users can more easily build kernel modules..
|
|
make WIFIVERSION="-3.8" mrproper
|
|
cp ../nyan.config .config
|
|
cd "${base_dir}"
|
|
|
|
# Fix up the symlink for building external modules
|
|
# kernver is used so we don't need to keep track of what the current compiled
|
|
# version is
|
|
kernver=$(ls ${work_dir}/lib/modules/)
|
|
cd ${work_dir}/lib/modules/${kernver}
|
|
rm build
|
|
rm source
|
|
ln -s /usr/src/kernel build
|
|
ln -s /usr/src/kernel source
|
|
cd "${base_dir}"
|
|
|
|
# Lid switch
|
|
cat << EOF > ${work_dir}/etc/udev/rules.d/99-tegra-lid-switch.rules
|
|
ACTION=="remove", GOTO="tegra_lid_switch_end"
|
|
SUBSYSTEM=="input", KERNEL=="event*", SUBSYSTEMS=="platform", KERNELS=="gpio-keys.4", TAG+="power-switch"
|
|
LABEL="tegra_lid_switch_end"
|
|
EOF
|
|
|
|
# Bit of a hack, this is so the eMMC doesn't show up on the desktop
|
|
cat << EOF > ${work_dir}/etc/udev/rules.d/99-hide-emmc-partitions.rules
|
|
KERNEL=="mmcblk0*", ENV{UDISKS_IGNORE}="1"
|
|
EOF
|
|
|
|
# Disable uap0 and p2p0 interfaces in NetworkManager
|
|
mkdir -p ${work_dir}/etc/NetworkManager/
|
|
printf '\n[keyfile]\nunmanaged-devices=interface-name:p2p0\n' >> ${work_dir}/etc/NetworkManager/NetworkManager.conf
|
|
|
|
#nvidia device nodes
|
|
cat << EOF > ${work_dir}/lib/udev/rules.d/51-nvrm.rules
|
|
KERNEL=="knvmap", GROUP="video", MODE="0660"
|
|
KERNEL=="nvhdcp1", GROUP="video", MODE="0660"
|
|
KERNEL=="nvhost-as-gpu", GROUP="video", MODE="0660"
|
|
KERNEL=="nvhost-ctrl", GROUP="video", MODE="0660"
|
|
KERNEL=="nvhost-ctrl-gpu", GROUP="video", MODE="0660"
|
|
KERNEL=="nvhost-dbg-gpu", GROUP="video", MODE="0660"
|
|
KERNEL=="nvhost-gpu", GROUP="video", MODE="0660"
|
|
KERNEL=="nvhost-msenc", GROUP="video", MODE="0660"
|
|
KERNEL=="nvhost-prof-gpu", GROUP="video", MODE="0660"
|
|
KERNEL=="nvhost-tsec", GROUP="video", MODE="0660"
|
|
KERNEL=="nvhost-vic", GROUP="video", MODE="0660"
|
|
KERNEL=="nvmap", GROUP="video", MODE="0660"
|
|
KERNEL=="tegra_dc_0", GROUP="video", MODE="0660"
|
|
KERNEL=="tegra_dc_1", GROUP="video", MODE="0660"
|
|
KERNEL=="tegra_dc_ctrl", GROUP="video", MODE="0660"
|
|
EOF
|
|
|
|
# Touchpad configuration
|
|
mkdir -p ${work_dir}/etc/X11/xorg.conf.d
|
|
cp ${repo_dir}/bsp/xorg/10-synaptics-# This is a community script - you will need to generate your own image to usebook.conf ${work_dir}/etc/X11/xorg.conf.d/
|
|
|
|
# lp0 resume firmware..
|
|
# Check https://chromium.googlesource.com/chromiumos/overlays/chromiumos-overlay/+/master/sys-kernel/tegra_lp0_resume/
|
|
# to find the lastest commit to use (note: CROS_WORKON_COMMIT )
|
|
cd "${base_dir}"
|
|
git clone https://chromium.googlesource.com/chromiumos/third_party/coreboot
|
|
cd "${base_dir}"/coreboot
|
|
git checkout fb840ee4195f9c365375e8914e243ce2f5e4f7bf
|
|
make -C src/soc/nvidia/tegra124/lp0 GCC_PREFIX=arm-linux-gnueabihf-
|
|
mkdir -p ${work_dir}/lib/firmware/tegra12x/
|
|
cp src/soc/nvidia/tegra124/lp0/tegra_lp0_resume.fw ${work_dir}/lib/firmware/tegra12x/
|
|
cd "${base_dir}"
|
|
|
|
# Calculate the space to create the image
|
|
root_size=$(du -s -B1 ${work_dir} --exclude=${work_dir}/boot | cut -f1)
|
|
root_extra=$((${root_size}/1024/1000*5*1024/5))
|
|
raw_size=$(($((${free_space}*1024))+${root_extra}+$((${bootsize}*1024))+4096))
|
|
|
|
# Create the disk and partition it
|
|
echo "Creating image file ${image_name}.img"
|
|
fallocate -l $(echo ${raw_size}Ki | numfmt --from=iec-i --to=si) "${image_dir}/${image_name}.img"
|
|
parted -s "${image_dir}/${image_name}.img" mklabel gpt
|
|
cgpt create -z "${image_dir}/${image_name}.img"
|
|
cgpt create "${image_dir}/${image_name}.img"
|
|
|
|
cgpt add -i 1 -t kernel -b 8192 -s 32768 -l kernel -S 1 -T 5 -P 10 "${image_dir}/${image_name}.img"
|
|
cgpt add -i 2 -t data -b 40960 -s `expr $(cgpt show "${image_dir}/${image_name}.img" | grep 'Sec GPT table' | awk '{ print \$1 }') - 40960` -l Root "${image_dir}/${image_name}.img"
|
|
|
|
loopdevice=`losetup -f --show ${repo_dir}/${image_name}.img`
|
|
device=`kpartx -va ${loopdevice} | sed 's/.*\(loop[0-9]\+\)p.*/\1/g' | head -1`
|
|
sleep 5
|
|
device="/dev/mapper/${device}"
|
|
bootp=${device}p1
|
|
rootp=${device}p2
|
|
|
|
if [[ $fstype == ext4 ]]; then
|
|
features="-O ^64bit,^metadata_csum"
|
|
elif [[ $fstype == ext3 ]]; then
|
|
features="-O ^64bit"
|
|
fi
|
|
mkfs $features -t $fstype -L ROOTFS ${rootp}
|
|
|
|
mkdir -p "${base_dir}"/root
|
|
mount ${rootp} "${base_dir}"/root
|
|
|
|
# We do this down here to get rid of the build system's resolv.conf after running through the build
|
|
echo "nameserver ${nameserver}" > "${work_dir}"/etc/resolv.conf
|
|
|
|
# Create an fstab so that we don't mount / read-only
|
|
UUID=$(blkid -s UUID -o value ${rootp})
|
|
echo "UUID=$UUID / $fstype errors=remount-ro 0 1" >> ${work_dir}/etc/fstab
|
|
|
|
echo "Rsyncing rootfs into image file"
|
|
rsync -HPavz -q ${work_dir}/ ${base_dir}/root/
|
|
|
|
# Unmount partitions
|
|
sync
|
|
umount ${rootp}
|
|
|
|
dd if="${base_dir}"/kernel.bin of=${bootp}
|
|
|
|
cgpt repair ${loopdevice}
|
|
|
|
kpartx -dv ${loopdevice}
|
|
losetup -d ${loopdevice}
|
|
|
|
|
|
# Limit CPU function
|
|
limit_cpu (){
|
|
rand=$(tr -cd 'A-Za-z0-9' < /dev/urandom | head -c4 ; echo) # Random name group
|
|
cgcreate -g cpu:/cpulimit-${rand} # Name of group cpulimit
|
|
cgset -r cpu.shares=800 cpulimit-${rand} # Max 1024
|
|
cgset -r cpu.cfs_quota_us=80000 cpulimit-${rand} # Max 100000
|
|
# Retry command
|
|
local n=1; local max=5; local delay=2
|
|
while true; do
|
|
cgexec -g cpu:cpulimit-${rand} "$@" && break || {
|
|
if [[ $n -lt $max ]]; then
|
|
((n++))
|
|
echo -e "\e[31m Command failed. Attempt $n/$max \033[0m"
|
|
sleep $delay;
|
|
else
|
|
echo "The command has failed after $n attempts."
|
|
break
|
|
fi
|
|
}
|
|
done
|
|
}
|
|
|
|
if [ $compress = xz ]; then
|
|
if [ $(arch) == 'x86_64' ]; then
|
|
echo "Compressing ${image_name}.img"
|
|
[ $(nproc) \< 3 ] || cpu_cores=3 # cpu_cores = Number of cores to use
|
|
limit_cpu pixz -p ${cpu_cores:-2} "${image_dir}/${image_name}.img" # -p Nº cpu cores use
|
|
chmod 0644 ${repo_dir}/${image_name}.img.xz
|
|
fi
|
|
else
|
|
chmod 0644 "${image_dir}/${image_name}.img"
|
|
fi
|
|
|
|
# Clean up all the temporary build stuff and remove the directories
|
|
# Comment this out to keep things around if you want to see what may have gone wrong
|
|
echo "Removing temporary build files"
|
|
rm -rf "${base_dir}"
|