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#!/bin/bash
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########################################################################
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# rpi23-gen-image.sh 2015-2017
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#
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# Advanced Debian "stretch" and "buster" bootstrap script for RPi2/3
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# Copyright (C) 2015 Jan Wagner <mail@jwagner.eu>
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#
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# Big thanks for patches and enhancements by 20+ github contributors!
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########################################################################
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# Are we running as root?
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if [ "$(id -u)" -ne "0" ] ; then
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echo "error: this script must be executed with root privileges!"
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exit 1
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fi
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# Check if ./functions.sh script exists
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if [ ! -r "./functions.sh" ] ; then
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echo "error: './functions.sh' required script not found!"
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exit 1
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fi
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# Load utility functions
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. ./functions.sh
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# Load parameters from configuration template file
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if [ -n "$CONFIG_TEMPLATE" ] ; then
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use_template
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fi
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# Introduce settings
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set -e
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echo -n -e "\n#\n# RPi2/3 Bootstrap Settings\n#\n"
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set -x
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# Raspberry Pi model configuration
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export RPI_MODEL=${RPI_MODEL:=2}
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# Debian release
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export RELEASE=${RELEASE:=buster}
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#Kernel Branch
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export KERNEL_BRANCH=${KERNEL_BRANCH:=""}
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# URLs
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export KERNEL_URL=${KERNEL_URL:=https://github.com/raspberrypi/linux}
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export FIRMWARE_URL=${FIRMWARE_URL:=https://github.com/raspberrypi/firmware/raw/master/boot}
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export WLAN_FIRMWARE_URL=${WLAN_FIRMWARE_URL:=https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm}
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export FBTURBO_URL=${FBTURBO_URL:=https://github.com/ssvb/xf86-video-fbturbo.git}
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export UBOOT_URL=${UBOOT_URL:=https://git.denx.de/u-boot.git}
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export VIDEOCORE_URL=${VIDEOCORE_URL=https://github.com/raspberrypi/userland}
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# Firmware directory: Blank if download from github
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export RPI_FIRMWARE_DIR=${RPI_FIRMWARE_DIR:=""}
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# Build directories
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export BASEDIR=${BASEDIR:=$(pwd)/images/${RELEASE}}
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export BUILDDIR="${BASEDIR}/build"
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# Prepare date string for default image file name
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DATE="$(date +%Y-%m-%d)"
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if [ -z "$KERNEL_BRANCH" ] ; then
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export IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
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else
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export IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-${KERNEL_BRANCH}-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
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fi
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# Chroot directories
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export R="${BUILDDIR}/chroot"
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export ETC_DIR="${R}/etc"
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export LIB_DIR="${R}/lib"
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export BOOT_DIR="${R}/boot/firmware"
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export KERNEL_DIR="${R}/usr/src/linux"
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export WLAN_FIRMWARE_DIR="${R}/lib/firmware/brcm"
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# General settings
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export SET_ARCH=${SET_ARCH:=32}
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export HOSTNAME=${HOSTNAME:=rpi${RPI_MODEL}-${RELEASE}}
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export PASSWORD=${PASSWORD:=raspberry}
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export USER_PASSWORD=${USER_PASSWORD:=raspberry}
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export DEFLOCAL=${DEFLOCAL:="en_US.UTF-8"}
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export TIMEZONE=${TIMEZONE:="Europe/Berlin"}
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export EXPANDROOT=${EXPANDROOT:=true}
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# Keyboard settings
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export XKB_MODEL=${XKB_MODEL:=""}
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export XKB_LAYOUT=${XKB_LAYOUT:=""}
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export XKB_VARIANT=${XKB_VARIANT:=""}
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export XKB_OPTIONS=${XKB_OPTIONS:=""}
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# Network settings (DHCP)
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export ENABLE_DHCP=${ENABLE_DHCP:=true}
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# Network settings (static)
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export NET_ADDRESS=${NET_ADDRESS:=""}
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export NET_GATEWAY=${NET_GATEWAY:=""}
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export NET_DNS_1=${NET_DNS_1:=""}
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export NET_DNS_2=${NET_DNS_2:=""}
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export NET_DNS_DOMAINS=${NET_DNS_DOMAINS:=""}
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export NET_NTP_1=${NET_NTP_1:=""}
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export NET_NTP_2=${NET_NTP_2:=""}
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# APT settings
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export APT_PROXY=${APT_PROXY:=""}
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export APT_SERVER=${APT_SERVER:="ftp.debian.org"}
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# Feature settings
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export ENABLE_CONSOLE=${ENABLE_CONSOLE:=true}
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export ENABLE_I2C=${ENABLE_I2C:=false}
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export ENABLE_SPI=${ENABLE_SPI:=false}
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export ENABLE_IPV6=${ENABLE_IPV6:=true}
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export ENABLE_SSHD=${ENABLE_SSHD:=true}
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export ENABLE_NONFREE=${ENABLE_NONFREE:=false}
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export ENABLE_WIRELESS=${ENABLE_WIRELESS:=false}
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export ENABLE_SOUND=${ENABLE_SOUND:=true}
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export ENABLE_DBUS=${ENABLE_DBUS:=true}
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export ENABLE_HWRANDOM=${ENABLE_HWRANDOM:=true}
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export ENABLE_MINGPU=${ENABLE_MINGPU:=false}
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export ENABLE_XORG=${ENABLE_XORG:=false}
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export ENABLE_WM=${ENABLE_WM:=""}
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export ENABLE_RSYSLOG=${ENABLE_RSYSLOG:=true}
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export ENABLE_USER=${ENABLE_USER:=true}
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export USER_NAME=${USER_NAME:="pi"}
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export ENABLE_ROOT=${ENABLE_ROOT:=false}
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export ENABLE_QEMU=${ENABLE_QEMU:=false}
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# SSH settings
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export SSH_ENABLE_ROOT=${SSH_ENABLE_ROOT:=false}
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export SSH_DISABLE_PASSWORD_AUTH=${SSH_DISABLE_PASSWORD_AUTH:=false}
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export SSH_LIMIT_USERS=${SSH_LIMIT_USERS:=false}
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export SSH_ROOT_PUB_KEY=${SSH_ROOT_PUB_KEY:=""}
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export SSH_USER_PUB_KEY=${SSH_USER_PUB_KEY:=""}
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# Advanced settings
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export ENABLE_MINBASE=${ENABLE_MINBASE:=false}
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export ENABLE_REDUCE=${ENABLE_REDUCE:=false}
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export ENABLE_UBOOT=${ENABLE_UBOOT:=false}
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export UBOOTSRC_DIR=${UBOOTSRC_DIR:=""}
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export ENABLE_UBOOTUSB=${ENABLE_UBOOTUSB=false}
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export ENABLE_FBTURBO=${ENABLE_FBTURBO:=false}
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export ENABLE_VIDEOCORE=${ENABLE_VIDEOCORE:=true}
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export VIDEOCORESRC_DIR=${VIDEOCORESRC_DIR:=""}
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export FBTURBOSRC_DIR=${FBTURBOSRC_DIR:=""}
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export ENABLE_HARDNET=${ENABLE_HARDNET:=false}
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export ENABLE_IPTABLES=${ENABLE_IPTABLES:=false}
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export ENABLE_SPLITFS=${ENABLE_SPLITFS:=false}
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export ENABLE_INITRAMFS=${ENABLE_INITRAMFS:=false}
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export ENABLE_IFNAMES=${ENABLE_IFNAMES:=true}
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export DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS:=}
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# Kernel compilation settings
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export BUILD_KERNEL=${BUILD_KERNEL:=true}
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export KERNEL_REDUCE=${KERNEL_REDUCE:=false}
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export KERNEL_THREADS=${KERNEL_THREADS:=1}
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export KERNEL_HEADERS=${KERNEL_HEADERS:=true}
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export KERNEL_MENUCONFIG=${KERNEL_MENUCONFIG:=false}
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export KERNEL_REMOVESRC=${KERNEL_REMOVESRC:=true}
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export KERNEL_OLDDEFCONFIG=${KERNEL_OLDDEFCONFIG:=false}
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export KERNEL_CCACHE=${KERNEL_CCACHE:=false}
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# Kernel compilation from source directory settings
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export KERNELSRC_DIR=${KERNELSRC_DIR:=""}
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export KERNELSRC_CLEAN=${KERNELSRC_CLEAN:=false}
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export KERNELSRC_CONFIG=${KERNELSRC_CONFIG:=true}
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export KERNELSRC_PREBUILT=${KERNELSRC_PREBUILT:=false}
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# Reduce disk usage settings
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export REDUCE_APT=${REDUCE_APT:=true}
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export REDUCE_DOC=${REDUCE_DOC:=true}
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export REDUCE_MAN=${REDUCE_MAN:=true}
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export REDUCE_VIM=${REDUCE_VIM:=false}
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export REDUCE_BASH=${REDUCE_BASH:=false}
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export REDUCE_HWDB=${REDUCE_HWDB:=true}
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export REDUCE_SSHD=${REDUCE_SSHD:=true}
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export REDUCE_LOCALE=${REDUCE_LOCALE:=true}
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# Encrypted filesystem settings
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ENABLE_CRYPTFS=${ENABLE_CRYPTFS:=false}
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CRYPTFS_PASSWORD=${CRYPTFS_PASSWORD:=""}
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CRYPTFS_MAPPING=${CRYPTFS_MAPPING:="secure"}
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CRYPTFS_CIPHER=${CRYPTFS_CIPHER:="aes-xts-plain64:sha512"}
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CRYPTFS_XTSKEYSIZE=${CRYPTFS_XTSKEYSIZE:=512}
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# Chroot scripts directory
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CHROOT_SCRIPTS=${CHROOT_SCRIPTS:=""}
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# Packages required in the chroot build environment
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export APT_INCLUDES=${APT_INCLUDES:=""}
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APT_INCLUDES="${APT_INCLUDES},apt-transport-https,apt-utils,ca-certificates,debian-archive-keyring,dialog,sudo,systemd,sysvinit-utils,locales,keyboard-configuration,console-setup"
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# Packages required for bootstrapping
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export REQUIRED_PACKAGES="debootstrap debian-archive-keyring qemu-user-static binfmt-support dosfstools rsync bmap-tools whois git bc psmisc dbus sudo netselect-apt"
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export MISSING_PACKAGES=""
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# Packages installed for c/c++ build environment in chroot (keep empty)
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export COMPILER_PACKAGES=""
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#autconfigure best apt server to not spam ftp.debian.org
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#rm files/apt/sources.list
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#netselect-apt does not know buster yet
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if [ "$RELEASE" = "buster" ] ; then
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RLS=testing
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else
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RLS="$RELEASE"
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fi
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if [ -f "$(pwd)/files/apt/sources.list" ] ; then
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rm "$(pwd)/files/apt/sources.list"
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fi
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if [ "$ENABLE_NONFREE" = true ] ; then
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netselect-apt --arch "$RELEASE_ARCH" --tests 10 --sources --nonfree --outfile "$(pwd)/files/apt/sources.list" -d "$RLS"
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else
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netselect-apt --arch "$RELEASE_ARCH" --tests 10 --sources --outfile "$(pwd)/files/apt/sources.list" -d "$RLS"
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fi
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APT_SERVER=$(grep -m 1 http files/apt/sources.list | sed "s|http://| |g" | cut -d ' ' -f 3)
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APT_SERVER=${APT_SERVER::-1}
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#make script easier and more stable to use with convenient setup switch. Just setup SET_ARCH and RPI_MODEL and your good to go!
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if [ -n "$SET_ARCH" ] ; then
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echo "Setting Architecture specific settings"
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##################################
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# 64 bit config
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##################################
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if [ "$SET_ARCH" = 64 ] ; then
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echo "64 bit mode selected - Setting up enviroment"
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# 64 bit depended settings
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QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-aarch64-static}
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KERNEL_ARCH=${KERNEL_ARCH:=arm64}
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KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="Image"}
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if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then
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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-arm64"
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KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi3_defconfig}
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RELEASE_ARCH=${RELEASE_ARCH:=arm64}
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KERNEL_IMAGE=${KERNEL_IMAGE:=kernel8.img}
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CROSS_COMPILE=${CROSS_COMPILE:=aarch64-linux-gnu-}
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else
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echo "error: At the moment Raspberry PI 3 and 3B+ are the only Models which support 64bit"
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exit 1
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fi
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fi
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##################################
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# 32 bit config
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##################################
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if [ "$SET_ARCH" = 32 ] ; then
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echo "32 bit mode selected - Setting up enviroment"
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#General 32bit configuration
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QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-arm-static}
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KERNEL_ARCH=${KERNEL_ARCH:=arm}
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KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="zImage"}
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#Raspberry setting grouped by board compability
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if [ "$RPI_MODEL" = 0 ] || [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] ; then
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echo "Setting settings for bcm2835 Raspberry PI boards"
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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armel"
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KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi_defconfig}
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RELEASE_ARCH=${RELEASE_ARCH:=armel}
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KERNEL_IMAGE=${KERNEL_IMAGE:=kernel.img}
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CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabi-}
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fi
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if [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then
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echo "Setting settings for bcm2837 Raspberry PI boards"
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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armhf"
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KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcm2709_defconfig}
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RELEASE_ARCH=${RELEASE_ARCH:=armhf}
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KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img}
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CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabihf-}
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fi
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fi
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#SET_ARCH not set
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else
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echo "error: Please set '32' or '64' as value for SET_ARCH"
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exit 1
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fi
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#Device specific configuration
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echo "Select DTB-File"
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case "$RPI_MODEL" in
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0)
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DTB_FILE=${DTB_FILE:=bcm2708-rpi-0-w.dtb}
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UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
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;;
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1)
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DTB_FILE=${DTB_FILE:=bcm2708-rpi-b.dtb}
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UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
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;;
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1P)
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DTB_FILE=${DTB_FILE:=bcm2708-rpi-b-plus.dtb}
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UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
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;;
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2)
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DTB_FILE=${DTB_FILE:=bcm2709-rpi-2-b.dtb}
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UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_2_defconfig}
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;;
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3)
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DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}
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UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}
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;;
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3P)
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DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}
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UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}
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;;
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*)
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echo "error: Raspberry Pi model $RPI_MODEL is not supported!"
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exit 1
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;;
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esac
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echo "$DTB_FILE selected"
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#DEBUG off
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set +x
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# Check if the internal wireless interface is supported by the RPi model
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if [ "$ENABLE_WIRELESS" = true ] ; then
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if [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] || [ "$RPI_MODEL" = 2 ] ; then
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echo "error: The selected Raspberry Pi model has no internal wireless interface"
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exit 1
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else
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echo "Raspberry Pi $RPI_MODEL has WIFI support"
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fi
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fi
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# Check if DISABLE_UNDERVOLT_WARNINGS parameter value is supported
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if [ -n "$DISABLE_UNDERVOLT_WARNINGS" ] ; then
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if [ "$DISABLE_UNDERVOLT_WARNINGS" != 1 ] && [ "$DISABLE_UNDERVOLT_WARNINGS" != 2 ] ; then
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echo "error: DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS} is not supported"
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exit 1
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fi
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fi
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if [ "$ENABLE_VIDEOCORE" = true ] ; then
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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cmake"
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fi
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# Add libncurses5 to enable kernel menuconfig
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if [ "$KERNEL_MENUCONFIG" = true ] ; then
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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} libncurses-dev"
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fi
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# Add ccache compiler cache for (faster) kernel cross (re)compilation
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if [ "$KERNEL_CCACHE" = true ] ; then
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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} ccache"
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fi
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# Add cryptsetup package to enable filesystem encryption
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if [ "$ENABLE_CRYPTFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
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REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cryptsetup"
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APT_INCLUDES="${APT_INCLUDES},cryptsetup,busybox,console-setup"
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if [ -z "$CRYPTFS_PASSWORD" ] ; then
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echo "error: no password defined (CRYPTFS_PASSWORD)!"
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exit 1
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fi
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ENABLE_INITRAMFS=true
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fi
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# Add initramfs generation tools
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if [ "$ENABLE_INITRAMFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},initramfs-tools"
|
|
|
fi
|
|
|
|
|
|
# Add device-tree-compiler required for building the U-Boot bootloader
|
|
|
if [ "$ENABLE_UBOOT" = true ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},device-tree-compiler,bison,flex,bc"
|
|
|
else
|
|
|
if [ "$ENABLE_UBOOTUSB" = true ] ; then
|
|
|
echo "error: Enabling UBOOTUSB requires u-boot to be enabled"
|
|
|
exit 1
|
|
|
fi
|
|
|
fi
|
|
|
|
|
|
# Check if root SSH (v2) public key file exists
|
|
|
if [ -n "$SSH_ROOT_PUB_KEY" ] ; then
|
|
|
if [ ! -f "$SSH_ROOT_PUB_KEY" ] ; then
|
|
|
echo "error: '$SSH_ROOT_PUB_KEY' specified SSH public key file not found (SSH_ROOT_PUB_KEY)!"
|
|
|
exit 1
|
|
|
fi
|
|
|
fi
|
|
|
|
|
|
# Check if $USER_NAME SSH (v2) public key file exists
|
|
|
if [ -n "$SSH_USER_PUB_KEY" ] ; then
|
|
|
if [ ! -f "$SSH_USER_PUB_KEY" ] ; then
|
|
|
echo "error: '$SSH_USER_PUB_KEY' specified SSH public key file not found (SSH_USER_PUB_KEY)!"
|
|
|
exit 1
|
|
|
fi
|
|
|
fi
|
|
|
|
|
|
# Check if all required packages are installed on the build system
|
|
|
for package in $REQUIRED_PACKAGES ; do
|
|
|
if [ "$(dpkg-query -W -f='${Status}' "$package")" != "install ok installed" ] ; then
|
|
|
MISSING_PACKAGES="${MISSING_PACKAGES} $package"
|
|
|
fi
|
|
|
done
|
|
|
|
|
|
# If there are missing packages ask confirmation for install, or exit
|
|
|
if [ -n "$MISSING_PACKAGES" ] ; then
|
|
|
echo "the following packages needed by this script are not installed:"
|
|
|
echo "$MISSING_PACKAGES"
|
|
|
|
|
|
printf "\ndo you want to install the missing packages right now? [y/n] "
|
|
|
read -r confirm
|
|
|
[ "$confirm" != "y" ] && exit 1
|
|
|
|
|
|
# Make sure all missing required packages are installed
|
|
|
apt-get -qq -y install "${MISSING_PACKAGES}"
|
|
|
fi
|
|
|
|
|
|
# Check if ./bootstrap.d directory exists
|
|
|
if [ ! -d "./bootstrap.d/" ] ; then
|
|
|
echo "error: './bootstrap.d' required directory not found!"
|
|
|
exit 1
|
|
|
fi
|
|
|
|
|
|
# Check if ./files directory exists
|
|
|
if [ ! -d "./files/" ] ; then
|
|
|
echo "error: './files' required directory not found!"
|
|
|
exit 1
|
|
|
fi
|
|
|
|
|
|
# Check if specified KERNELSRC_DIR directory exists
|
|
|
if [ -n "$KERNELSRC_DIR" ] && [ ! -d "$KERNELSRC_DIR" ] ; then
|
|
|
echo "error: '${KERNELSRC_DIR}' specified directory not found (KERNELSRC_DIR)!"
|
|
|
exit 1
|
|
|
fi
|
|
|
|
|
|
# Check if specified UBOOTSRC_DIR directory exists
|
|
|
if [ -n "$UBOOTSRC_DIR" ] && [ ! -d "$UBOOTSRC_DIR" ] ; then
|
|
|
echo "error: '${UBOOTSRC_DIR}' specified directory not found (UBOOTSRC_DIR)!"
|
|
|
exit 1
|
|
|
fi
|
|
|
|
|
|
# Check if specified VIDEOCORESRC_DIR directory exists
|
|
|
if [ -n "$VIDEOCORESRC_DIR" ] && [ ! -d "$VIDEOCORESRC_DIR" ] ; then
|
|
|
echo "error: '${VIDEOCORESRC_DIR}' specified directory not found (VIDEOCORESRC_DIR)!"
|
|
|
exit 1
|
|
|
fi
|
|
|
|
|
|
# Check if specified FBTURBOSRC_DIR directory exists
|
|
|
if [ -n "$FBTURBOSRC_DIR" ] && [ ! -d "$FBTURBOSRC_DIR" ] ; then
|
|
|
echo "error: '${FBTURBOSRC_DIR}' specified directory not found (FBTURBOSRC_DIR)!"
|
|
|
exit 1
|
|
|
fi
|
|
|
|
|
|
# Check if specified CHROOT_SCRIPTS directory exists
|
|
|
if [ -n "$CHROOT_SCRIPTS" ] && [ ! -d "$CHROOT_SCRIPTS" ] ; then
|
|
|
echo "error: ${CHROOT_SCRIPTS} specified directory not found (CHROOT_SCRIPTS)!"
|
|
|
exit 1
|
|
|
fi
|
|
|
|
|
|
# Check if specified device mapping already exists (will be used by cryptsetup)
|
|
|
if [ -r "/dev/mapping/${CRYPTFS_MAPPING}" ] ; then
|
|
|
echo "error: mapping /dev/mapping/${CRYPTFS_MAPPING} already exists, not proceeding"
|
|
|
exit 1
|
|
|
fi
|
|
|
|
|
|
# Don't clobber an old build
|
|
|
if [ -e "$BUILDDIR" ] ; then
|
|
|
echo "error: directory ${BUILDDIR} already exists, not proceeding"
|
|
|
exit 1
|
|
|
fi
|
|
|
|
|
|
# Setup chroot directory
|
|
|
mkdir -p "${R}"
|
|
|
|
|
|
# Check if build directory has enough of free disk space >512MB
|
|
|
if [ "$(df --output=avail "${BUILDDIR}" | sed "1d")" -le "524288" ] ; then
|
|
|
echo "error: ${BUILDDIR} not enough space left to generate the output image!"
|
|
|
exit 1
|
|
|
fi
|
|
|
|
|
|
# Call "cleanup" function on various signals and errors
|
|
|
trap cleanup 0 1 2 3 6
|
|
|
|
|
|
# Add required packages for the minbase installation
|
|
|
if [ "$ENABLE_MINBASE" = true ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},vim-tiny,netbase,net-tools,ifupdown"
|
|
|
fi
|
|
|
|
|
|
# Add parted package, required to get partprobe utility
|
|
|
if [ "$EXPANDROOT" = true ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},parted"
|
|
|
fi
|
|
|
|
|
|
# Add dbus package, recommended if using systemd
|
|
|
if [ "$ENABLE_DBUS" = true ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},dbus"
|
|
|
fi
|
|
|
|
|
|
# Add iptables IPv4/IPv6 package
|
|
|
if [ "$ENABLE_IPTABLES" = true ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},iptables,iptables-persistent"
|
|
|
fi
|
|
|
|
|
|
# Add openssh server package
|
|
|
if [ "$ENABLE_SSHD" = true ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},openssh-server"
|
|
|
fi
|
|
|
|
|
|
# Add alsa-utils package
|
|
|
if [ "$ENABLE_SOUND" = true ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},alsa-utils"
|
|
|
fi
|
|
|
|
|
|
# Add rng-tools package
|
|
|
if [ "$ENABLE_HWRANDOM" = true ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},rng-tools"
|
|
|
fi
|
|
|
|
|
|
# Add fbturbo video driver
|
|
|
if [ "$ENABLE_FBTURBO" = true ] ; then
|
|
|
# Enable xorg package dependencies
|
|
|
ENABLE_XORG=true
|
|
|
fi
|
|
|
|
|
|
# Add user defined window manager package
|
|
|
if [ -n "$ENABLE_WM" ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},${ENABLE_WM}"
|
|
|
|
|
|
# Enable xorg package dependencies
|
|
|
ENABLE_XORG=true
|
|
|
fi
|
|
|
|
|
|
# Add xorg package
|
|
|
if [ "$ENABLE_XORG" = true ] ; then
|
|
|
APT_INCLUDES="${APT_INCLUDES},xorg,dbus-x11"
|
|
|
fi
|
|
|
|
|
|
# Replace selected packages with smaller clones
|
|
|
if [ "$ENABLE_REDUCE" = true ] ; then
|
|
|
# Add levee package instead of vim-tiny
|
|
|
if [ "$REDUCE_VIM" = true ] ; then
|
|
|
APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/vim-tiny/levee/")"
|
|
|
fi
|
|
|
|
|
|
# Add dropbear package instead of openssh-server
|
|
|
if [ "$REDUCE_SSHD" = true ] ; then
|
|
|
APT_INCLUDES="$(echo "${APT_INCLUDES}" | sed "s/openssh-server/dropbear/")"
|
|
|
fi
|
|
|
fi
|
|
|
|
|
|
# Configure kernel sources if no KERNELSRC_DIR
|
|
|
if [ "$BUILD_KERNEL" = true ] && [ -z "$KERNELSRC_DIR" ] ; then
|
|
|
KERNELSRC_CONFIG=true
|
|
|
fi
|
|
|
|
|
|
# Configure reduced kernel
|
|
|
if [ "$KERNEL_REDUCE" = true ] ; then
|
|
|
KERNELSRC_CONFIG=false
|
|
|
fi
|
|
|
|
|
|
set -x
|
|
|
|
|
|
# Execute bootstrap scripts
|
|
|
for SCRIPT in bootstrap.d/*.sh; do
|
|
|
head -n 4 "$SCRIPT"
|
|
|
. "$SCRIPT"
|
|
|
done
|
|
|
|
|
|
## Execute custom bootstrap scripts
|
|
|
if [ -d "custom.d" ] ; then
|
|
|
for SCRIPT in custom.d/*.sh; do
|
|
|
. "$SCRIPT"
|
|
|
done
|
|
|
fi
|
|
|
|
|
|
# Execute custom scripts inside the chroot
|
|
|
if [ -n "$CHROOT_SCRIPTS" ] && [ -d "$CHROOT_SCRIPTS" ] ; then
|
|
|
cp -r "${CHROOT_SCRIPTS}" "${R}/chroot_scripts"
|
|
|
chroot_exec /bin/bash -x <<'EOF'
|
|
|
for SCRIPT in /chroot_scripts/* ; do
|
|
|
if [ -f $SCRIPT -a -x $SCRIPT ] ; then
|
|
|
$SCRIPT
|
|
|
fi
|
|
|
done
|
|
|
EOF
|
|
|
rm -rf "${R}/chroot_scripts"
|
|
|
fi
|
|
|
|
|
|
# Remove c/c++ build environment from the chroot
|
|
|
chroot_remove_cc
|
|
|
|
|
|
# Generate required machine-id
|
|
|
MACHINE_ID=$(dbus-uuidgen)
|
|
|
echo -n "${MACHINE_ID}" > "${R}/var/lib/dbus/machine-id"
|
|
|
echo -n "${MACHINE_ID}" > "${ETC_DIR}/machine-id"
|
|
|
|
|
|
# APT Cleanup
|
|
|
chroot_exec apt-get -y clean
|
|
|
chroot_exec apt-get -y autoclean
|
|
|
chroot_exec apt-get -y autoremove
|
|
|
|
|
|
# Unmount mounted filesystems
|
|
|
umount -l "${R}/proc"
|
|
|
umount -l "${R}/sys"
|
|
|
|
|
|
# Clean up directories
|
|
|
rm -rf "${R}/run/*"
|
|
|
rm -rf "${R}/tmp/*"
|
|
|
|
|
|
# Clean up files
|
|
|
rm -f "${ETC_DIR}/ssh/ssh_host_*"
|
|
|
rm -f "${ETC_DIR}/dropbear/dropbear_*"
|
|
|
rm -f "${ETC_DIR}/apt/sources.list.save"
|
|
|
rm -f "${ETC_DIR}/resolvconf/resolv.conf.d/original"
|
|
|
rm -f "${ETC_DIR}/*-"
|
|
|
rm -f "${ETC_DIR}/apt/apt.conf.d/10proxy"
|
|
|
rm -f "${ETC_DIR}/resolv.conf"
|
|
|
rm -f "${R}/root/.bash_history"
|
|
|
rm -f "${R}/var/lib/urandom/random-seed"
|
|
|
rm -f "${R}/initrd.img"
|
|
|
rm -f "${R}/vmlinuz"
|
|
|
rm -f "${R}${QEMU_BINARY}"
|
|
|
|
|
|
if [ "$ENABLE_QEMU" = true ] ; then
|
|
|
# Configure qemu compatible kernel
|
|
|
DTB_FILE=vexpress-v2p-ca15_a7.dtb
|
|
|
UBOOT_CONFIG=vexpress_ca15_tc2_defconfig
|
|
|
KERNEL_DEFCONFIG="vexpress_defconfig"
|
|
|
if [ "$KERNEL_MENUCONFIG" = false ] ; then
|
|
|
KERNEL_OLDDEFCONFIG=true
|
|
|
fi
|
|
|
|
|
|
# Setup QEMU directory
|
|
|
mkdir "${BASEDIR}/qemu"
|
|
|
|
|
|
# Copy kernel image to QEMU directory
|
|
|
install_readonly "${BOOT_DIR}/${KERNEL_IMAGE}" "${BASEDIR}/qemu/${KERNEL_IMAGE}"
|
|
|
|
|
|
# Copy kernel config to QEMU directory
|
|
|
install_readonly "${R}/boot/config-${KERNEL_VERSION}" "${BASEDIR}/qemu/config-${KERNEL_VERSION}"
|
|
|
|
|
|
# Copy kernel dtbs to QEMU directory
|
|
|
for dtb in "${BOOT_DIR}/"*.dtb ; do
|
|
|
if [ -f "${dtb}" ] ; then
|
|
|
install_readonly "${dtb}" "${BASEDIR}/qemu/"
|
|
|
fi
|
|
|
done
|
|
|
|
|
|
# Copy kernel overlays to QEMU directory
|
|
|
if [ -d "${BOOT_DIR}/overlays" ] ; then
|
|
|
# Setup overlays dtbs directory
|
|
|
mkdir "${BASEDIR}/qemu/overlays"
|
|
|
|
|
|
for dtb in "${BOOT_DIR}/overlays/"*.dtb ; do
|
|
|
if [ -f "${dtb}" ] ; then
|
|
|
install_readonly "${dtb}" "${BASEDIR}/qemu/overlays/"
|
|
|
fi
|
|
|
done
|
|
|
fi
|
|
|
|
|
|
# Copy u-boot files to QEMU directory
|
|
|
if [ "$ENABLE_UBOOT" = true ] ; then
|
|
|
if [ -f "${BOOT_DIR}/u-boot.bin" ] ; then
|
|
|
install_readonly "${BOOT_DIR}/u-boot.bin" "${BASEDIR}/qemu/u-boot.bin"
|
|
|
fi
|
|
|
if [ -f "${BOOT_DIR}/uboot.mkimage" ] ; then
|
|
|
install_readonly "${BOOT_DIR}/uboot.mkimage" "${BASEDIR}/qemu/uboot.mkimage"
|
|
|
fi
|
|
|
if [ -f "${BOOT_DIR}/boot.scr" ] ; then
|
|
|
install_readonly "${BOOT_DIR}/boot.scr" "${BASEDIR}/qemu/boot.scr"
|
|
|
fi
|
|
|
fi
|
|
|
|
|
|
# Copy initramfs to QEMU directory
|
|
|
if [ -f "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" ] ; then
|
|
|
install_readonly "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" "${BASEDIR}/qemu/initramfs-${KERNEL_VERSION}"
|
|
|
fi
|
|
|
fi
|
|
|
|
|
|
# Calculate size of the chroot directory in KB
|
|
|
CHROOT_SIZE=$(expr "$(du -s "${R}" | awk '{ print $1 }')")
|
|
|
|
|
|
# Calculate the amount of needed 512 Byte sectors
|
|
|
TABLE_SECTORS=$(expr 1 \* 1024 \* 1024 \/ 512)
|
|
|
FRMW_SECTORS=$(expr 64 \* 1024 \* 1024 \/ 512)
|
|
|
ROOT_OFFSET=$(expr "${TABLE_SECTORS}" + "${FRMW_SECTORS}")
|
|
|
|
|
|
# The root partition is EXT4
|
|
|
# This means more space than the actual used space of the chroot is used.
|
|
|
# As overhead for journaling and reserved blocks 35% are added.
|
|
|
ROOT_SECTORS=$(expr "$(expr "${CHROOT_SIZE}" + "${CHROOT_SIZE}" \/ 100 \* 35)" \* 1024 \/ 512)
|
|
|
|
|
|
# Calculate required image size in 512 Byte sectors
|
|
|
IMAGE_SECTORS=$(expr "${TABLE_SECTORS}" + "${FRMW_SECTORS}" + "${ROOT_SECTORS}")
|
|
|
|
|
|
# Prepare image file
|
|
|
if [ "$ENABLE_SPLITFS" = true ] ; then
|
|
|
dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count="${TABLE_SECTORS}"
|
|
|
dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count=0 seek="${FRMW_SECTORS}"
|
|
|
dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count="${TABLE_SECTORS}"
|
|
|
dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count=0 seek="${ROOT_SECTORS}"
|
|
|
|
|
|
# Write firmware/boot partition tables
|
|
|
sfdisk -q -L -uS -f "$IMAGE_NAME-frmw.img" 2> /dev/null <<EOM
|
|
|
"${TABLE_SECTORS}","${FRMW_SECTORS}",c,*
|
|
|
EOM
|
|
|
|
|
|
# Write root partition table
|
|
|
sfdisk -q -L -uS -f "$IMAGE_NAME-root.img" 2> /dev/null <<EOM
|
|
|
"${TABLE_SECTORS}","${ROOT_SECTORS}",83
|
|
|
EOM
|
|
|
|
|
|
# Setup temporary loop devices
|
|
|
FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show "$IMAGE_NAME"-frmw.img)"
|
|
|
ROOT_LOOP="$(losetup -o 1M -f --show "$IMAGE_NAME"-root.img)"
|
|
|
else # ENABLE_SPLITFS=false
|
|
|
dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count="${TABLE_SECTORS}"
|
|
|
dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count=0 seek="${IMAGE_SECTORS}"
|
|
|
|
|
|
# Write partition table
|
|
|
sfdisk -q -L -uS -f "$IMAGE_NAME.img" 2> /dev/null <<EOM
|
|
|
"${TABLE_SECTORS}","${FRMW_SECTORS}",c,*
|
|
|
"${ROOT_OFFSET}","${ROOT_SECTORS}",83
|
|
|
EOM
|
|
|
|
|
|
# Setup temporary loop devices
|
|
|
FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show "$IMAGE_NAME".img)"
|
|
|
ROOT_LOOP="$(losetup -o 65M -f --show "$IMAGE_NAME".img)"
|
|
|
fi
|
|
|
|
|
|
if [ "$ENABLE_CRYPTFS" = true ] ; then
|
|
|
# Create dummy ext4 fs
|
|
|
mkfs.ext4 "$ROOT_LOOP"
|
|
|
|
|
|
# Setup password keyfile
|
|
|
touch .password
|
|
|
chmod 600 .password
|
|
|
echo -n "${CRYPTFS_PASSWORD}" > .password
|
|
|
|
|
|
# Initialize encrypted partition
|
|
|
echo "YES" | cryptsetup luksFormat "${ROOT_LOOP}" -c "${CRYPTFS_CIPHER}" -s "${CRYPTFS_XTSKEYSIZE}" .password
|
|
|
|
|
|
# Open encrypted partition and setup mapping
|
|
|
cryptsetup luksOpen "${ROOT_LOOP}" -d .password "${CRYPTFS_MAPPING}"
|
|
|
|
|
|
# Secure delete password keyfile
|
|
|
shred -zu .password
|
|
|
|
|
|
# Update temporary loop device
|
|
|
ROOT_LOOP="/dev/mapper/${CRYPTFS_MAPPING}"
|
|
|
|
|
|
# Wipe encrypted partition (encryption cipher is used for randomness)
|
|
|
dd if=/dev/zero of="${ROOT_LOOP}" bs=512 count="$(blockdev --getsz "${ROOT_LOOP}")"
|
|
|
fi
|
|
|
|
|
|
# Build filesystems
|
|
|
mkfs.vfat "$FRMW_LOOP"
|
|
|
mkfs.ext4 "$ROOT_LOOP"
|
|
|
|
|
|
# Mount the temporary loop devices
|
|
|
mkdir -p "$BUILDDIR/mount"
|
|
|
mount "$ROOT_LOOP" "$BUILDDIR/mount"
|
|
|
|
|
|
mkdir -p "$BUILDDIR/mount/boot/firmware"
|
|
|
mount "$FRMW_LOOP" "$BUILDDIR/mount/boot/firmware"
|
|
|
|
|
|
# Copy all files from the chroot to the loop device mount point directory
|
|
|
rsync -a "${R}/" "$BUILDDIR/mount/"
|
|
|
|
|
|
# Unmount all temporary loop devices and mount points
|
|
|
cleanup
|
|
|
|
|
|
# Create block map file(s) of image(s)
|
|
|
if [ "$ENABLE_SPLITFS" = true ] ; then
|
|
|
# Create block map files for "bmaptool"
|
|
|
bmaptool create -o "$IMAGE_NAME-frmw.bmap" "$IMAGE_NAME-frmw.img"
|
|
|
bmaptool create -o "$IMAGE_NAME-root.bmap" "$IMAGE_NAME-root.img"
|
|
|
|
|
|
# Image was successfully created
|
|
|
echo "$IMAGE_NAME-frmw.img ($(expr \( "${TABLE_SECTORS}" + "${FRMW_SECTORS}" \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
|
|
|
echo "$IMAGE_NAME-root.img ($(expr \( "${TABLE_SECTORS}" + "${ROOT_SECTORS}" \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
|
|
|
else
|
|
|
# Create block map file for "bmaptool"
|
|
|
bmaptool create -o "$IMAGE_NAME.bmap" "$IMAGE_NAME.img"
|
|
|
|
|
|
# Image was successfully created
|
|
|
echo "$IMAGE_NAME.img ($(expr \( "${TABLE_SECTORS}" + "${FRMW_SECTORS}" + "${ROOT_SECTORS}" \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
|
|
|
|
|
|
# Create qemu qcow2 image
|
|
|
if [ "$ENABLE_QEMU" = true ] ; then
|
|
|
QEMU_IMAGE=${QEMU_IMAGE:=${BASEDIR}/qemu/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
|
|
|
QEMU_SIZE=16G
|
|
|
|
|
|
qemu-img convert -f raw -O qcow2 "$IMAGE_NAME".img "$QEMU_IMAGE".qcow2
|
|
|
qemu-img resize "$QEMU_IMAGE".qcow2 $QEMU_SIZE
|
|
|
|
|
|
echo "$QEMU_IMAGE.qcow2 ($QEMU_SIZE)" ": successfully created"
|
|
|
fi
|
|
|
fi
|
|
|
|
