rpi23-gen-image.sh
570 lines
| 17.6 KiB
| application/x-sh
|
BashLexer
Jan Wagner
|
r2 | #!/bin/sh | ||
######################################################################## | ||||
drtyhlpr
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r94 | # rpi23-gen-image.sh 2015-2016 | ||
Jan Wagner
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r2 | # | ||
drtyhlpr
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r94 | # Advanced Debian "jessie" and "stretch" bootstrap script for RPi2/3 | ||
Jan Wagner
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r2 | # | ||
# This program is free software; you can redistribute it and/or | ||||
# modify it under the terms of the GNU General Public License | ||||
# as published by the Free Software Foundation; either version 2 | ||||
# of the License, or (at your option) any later version. | ||||
# | ||||
drtyhlpr
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r88 | # Copyright (C) 2015 Jan Wagner <mail@jwagner.eu> | ||
# | ||||
# Big thanks for patches and enhancements by 10+ github contributors! | ||||
Jan Wagner
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r2 | ######################################################################## | ||
Jan Wagner
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r76 | # Are we running as root? | ||
if [ "$(id -u)" -ne "0" ] ; then | ||||
echo "error: this script must be executed with root privileges!" | ||||
exit 1 | ||||
fi | ||||
Jan Wagner
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r72 | # Check if ./functions.sh script exists | ||
if [ ! -r "./functions.sh" ] ; then | ||||
Jan Wagner
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r77 | echo "error: './functions.sh' required script not found!" | ||
Jan Wagner
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r72 | exit 1 | ||
fi | ||||
Jan Wagner
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r67 | # Load utility functions | ||
. ./functions.sh | ||||
Filip Pytloun
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r45 | |||
Jan Wagner
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r70 | # Introduce settings | ||
Jan Wagner
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r2 | set -e | ||
drtyhlpr
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r94 | echo -n -e "\n#\n# RPi2/3 Bootstrap Settings\n#\n" | ||
Jan Wagner
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r2 | set -x | ||
drtyhlpr
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r94 | # Raspberry Pi model configuration | ||
RPI_MODEL=${RPI_MODEL:=2} | ||||
RPI2_DTB_FILE=${RPI2_DTB_FILE:=bcm2709-rpi-2-b.dtb} | ||||
RPI2_UBOOT_CONFIG=${RPI2_UBOOT_CONFIG:=rpi_2_defconfig} | ||||
RPI3_DTB_FILE=${RPI3_DTB_FILE:=bcm2710-rpi-3-b.dtb} | ||||
RPI3_UBOOT_CONFIG=${RPI3_UBOOT_CONFIG:=rpi_3_32b_defconfig} | ||||
Jan Wagner
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r21 | # Debian release | ||
Jan Wagner
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r2 | RELEASE=${RELEASE:=jessie} | ||
Jan Wagner
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r71 | KERNEL_ARCH=${KERNEL_ARCH:=arm} | ||
RELEASE_ARCH=${RELEASE_ARCH:=armhf} | ||||
CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabihf-} | ||||
Jan Wagner
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r67 | COLLABORA_KERNEL=${COLLABORA_KERNEL:=3.18.0-trunk-rpi2} | ||
Jan Wagner
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r72 | KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcm2709_defconfig} | ||
Jan Wagner
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r82 | KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img} | ||
Jan Wagner
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r71 | QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-arm-static} | ||
Jan Wagner
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r2 | |||
drtyhlpr
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r91 | # URLs | ||
KERNEL_URL=${KERNEL_URL:=https://github.com/raspberrypi/linux} | ||||
FIRMWARE_URL=${FIRMWARE_URL:=https://github.com/raspberrypi/firmware/raw/master/boot} | ||||
drtyhlpr
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r94 | WLAN_FIRMWARE_URL=${WLAN_FIRMWARE_URL:=https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm80211/brcm} | ||
drtyhlpr
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r91 | COLLABORA_URL=${COLLABORA_URL:=https://repositories.collabora.co.uk/debian} | ||
FBTURBO_URL=${FBTURBO_URL:=https://github.com/ssvb/xf86-video-fbturbo.git} | ||||
UBOOT_URL=${UBOOT_URL:=git://git.denx.de/u-boot.git} | ||||
Jan Wagner
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r76 | # Build directories | ||
Jan Wagner
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r77 | BASEDIR="$(pwd)/images/${RELEASE}" | ||
BUILDDIR="${BASEDIR}/build" | ||||
Jan Wagner
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r82 | |||
# Chroot directories | ||||
Jan Wagner
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r77 | R="${BUILDDIR}/chroot" | ||
drtyhlpr
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r94 | ETC_DIR="${R}/etc" | ||
LIB_DIR="${R}/lib" | ||||
BOOT_DIR="${R}/boot/firmware" | ||||
KERNEL_DIR="${R}/usr/src/linux" | ||||
WLAN_FIRMWARE_DIR="${R}/lib/firmware/brcm" | ||||
Jan Wagner
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r2 | |||
Stephen A. Brandli
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r83 | # Firmware directory: Blank if download from github | ||
drtyhlpr
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r94 | RPI_FIRMWARE_DIR=${RPI_FIRMWARE_DIR:=""} | ||
drtyhlpr
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r93 | |||
Jan Wagner
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r2 | # General settings | ||
drtyhlpr
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r94 | HOSTNAME=${HOSTNAME:=rpi${RPI_MODEL}-${RELEASE}} | ||
Jan Wagner
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r2 | PASSWORD=${PASSWORD:=raspberry} | ||
DEFLOCAL=${DEFLOCAL:="en_US.UTF-8"} | ||||
Jan Wagner
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r32 | TIMEZONE=${TIMEZONE:="Europe/Berlin"} | ||
Filip Pytloun
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r46 | EXPANDROOT=${EXPANDROOT:=true} | ||
Jan Wagner
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r2 | |||
Jan Wagner
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r67 | # Keyboard settings | ||
XKB_MODEL=${XKB_MODEL:=""} | ||||
XKB_LAYOUT=${XKB_LAYOUT:=""} | ||||
XKB_VARIANT=${XKB_VARIANT:=""} | ||||
XKB_OPTIONS=${XKB_OPTIONS:=""} | ||||
# Network settings (DHCP) | ||||
Vincent Knecht
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r25 | ENABLE_DHCP=${ENABLE_DHCP:=true} | ||
Jan Wagner
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r67 | |||
# Network settings (static) | ||||
Vincent Knecht
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r25 | NET_ADDRESS=${NET_ADDRESS:=""} | ||
NET_GATEWAY=${NET_GATEWAY:=""} | ||||
NET_DNS_1=${NET_DNS_1:=""} | ||||
NET_DNS_2=${NET_DNS_2:=""} | ||||
NET_DNS_DOMAINS=${NET_DNS_DOMAINS:=""} | ||||
NET_NTP_1=${NET_NTP_1:=""} | ||||
NET_NTP_2=${NET_NTP_2:=""} | ||||
Jan Wagner
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r2 | # APT settings | ||
APT_PROXY=${APT_PROXY:=""} | ||||
APT_SERVER=${APT_SERVER:="ftp.debian.org"} | ||||
# Feature settings | ||||
ENABLE_CONSOLE=${ENABLE_CONSOLE:=true} | ||||
ENABLE_IPV6=${ENABLE_IPV6:=true} | ||||
ENABLE_SSHD=${ENABLE_SSHD:=true} | ||||
drtyhlpr
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r91 | ENABLE_NONFREE=${ENABLE_NONFREE:=false} | ||
drtyhlpr
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r94 | ENABLE_WIRELESS=${ENABLE_WIRELESS:=false} | ||
Jan Wagner
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r2 | ENABLE_SOUND=${ENABLE_SOUND:=true} | ||
ENABLE_DBUS=${ENABLE_DBUS:=true} | ||||
ENABLE_HWRANDOM=${ENABLE_HWRANDOM:=true} | ||||
ENABLE_MINGPU=${ENABLE_MINGPU:=false} | ||||
ENABLE_XORG=${ENABLE_XORG:=false} | ||||
Jan Wagner
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r22 | ENABLE_WM=${ENABLE_WM:=""} | ||
Filip Pytloun
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r45 | ENABLE_RSYSLOG=${ENABLE_RSYSLOG:=true} | ||
ENABLE_USER=${ENABLE_USER:=true} | ||||
Stephen A. Brandli
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r84 | USER_NAME=${USER_NAME:="pi"} | ||
Filip Pytloun
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r45 | ENABLE_ROOT=${ENABLE_ROOT:=false} | ||
ENABLE_ROOT_SSH=${ENABLE_ROOT_SSH:=false} | ||||
Jan Wagner
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r2 | |||
# Advanced settings | ||||
Jan Wagner
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r16 | ENABLE_MINBASE=${ENABLE_MINBASE:=false} | ||
drtyhlpr
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r90 | ENABLE_REDUCE=${ENABLE_REDUCE:=false} | ||
Jan Wagner
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r3 | ENABLE_UBOOT=${ENABLE_UBOOT:=false} | ||
Jan Wagner
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r20 | ENABLE_FBTURBO=${ENABLE_FBTURBO:=false} | ||
Jan Wagner
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r2 | ENABLE_HARDNET=${ENABLE_HARDNET:=false} | ||
ENABLE_IPTABLES=${ENABLE_IPTABLES:=false} | ||||
Vincent Knecht
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r65 | ENABLE_SPLITFS=${ENABLE_SPLITFS:=false} | ||
Jan Wagner
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r77 | ENABLE_INITRAMFS=${ENABLE_INITRAMFS:=false} | ||
drtyhlpr
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r92 | ENABLE_IFNAMES=${ENABLE_IFNAMES:=true} | ||
Jan Wagner
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r2 | |||
Jan Wagner
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r55 | # Kernel compilation settings | ||
BUILD_KERNEL=${BUILD_KERNEL:=false} | ||||
Jan Wagner
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r76 | KERNEL_REDUCE=${KERNEL_REDUCE:=false} | ||
Jan Wagner
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r67 | KERNEL_THREADS=${KERNEL_THREADS:=1} | ||
Filip Pytloun
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r60 | KERNEL_HEADERS=${KERNEL_HEADERS:=true} | ||
Jan Wagner
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r71 | KERNEL_MENUCONFIG=${KERNEL_MENUCONFIG:=false} | ||
Jan Wagner
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r75 | KERNEL_REMOVESRC=${KERNEL_REMOVESRC:=true} | ||
# Kernel compilation from source directory settings | ||||
KERNELSRC_DIR=${KERNELSRC_DIR:=""} | ||||
KERNELSRC_CLEAN=${KERNELSRC_CLEAN:=false} | ||||
KERNELSRC_CONFIG=${KERNELSRC_CONFIG:=true} | ||||
KERNELSRC_PREBUILT=${KERNELSRC_PREBUILT:=false} | ||||
Jan Wagner
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r55 | |||
Jan Wagner
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r76 | # Reduce disk usage settings | ||
REDUCE_APT=${REDUCE_APT:=true} | ||||
REDUCE_DOC=${REDUCE_DOC:=true} | ||||
REDUCE_MAN=${REDUCE_MAN:=true} | ||||
Jan Wagner
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r77 | REDUCE_VIM=${REDUCE_VIM:=false} | ||
Jan Wagner
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r76 | REDUCE_BASH=${REDUCE_BASH:=false} | ||
REDUCE_HWDB=${REDUCE_HWDB:=true} | ||||
REDUCE_SSHD=${REDUCE_SSHD:=true} | ||||
REDUCE_LOCALE=${REDUCE_LOCALE:=true} | ||||
Jan Wagner
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r77 | # Encrypted filesystem settings | ||
ENABLE_CRYPTFS=${ENABLE_CRYPTFS:=false} | ||||
CRYPTFS_PASSWORD=${CRYPTFS_PASSWORD:=""} | ||||
CRYPTFS_MAPPING=${CRYPTFS_MAPPING:="secure"} | ||||
CRYPTFS_CIPHER=${CRYPTFS_CIPHER:="aes-xts-plain64:sha512"} | ||||
CRYPTFS_XTSKEYSIZE=${CRYPTFS_XTSKEYSIZE:=512} | ||||
# Stop the Crypto Wars | ||||
DISABLE_FBI=${DISABLE_FBI:=false} | ||||
Jan Wagner
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r76 | # Chroot scripts directory | ||
Chris Landa
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r40 | CHROOT_SCRIPTS=${CHROOT_SCRIPTS:=""} | ||
Jan Wagner
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r2 | |||
Jan Wagner
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r20 | # Packages required in the chroot build environment | ||
Chris Landa
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r39 | APT_INCLUDES=${APT_INCLUDES:=""} | ||
drtyhlpr
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r92 | APT_INCLUDES="${APT_INCLUDES},apt-transport-https,apt-utils,ca-certificates,debian-archive-keyring,dialog,sudo,systemd,sysvinit-utils" | ||
Jan Wagner
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r2 | |||
Jan Wagner
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r76 | # Packages required for bootstrapping | ||
Axel Beckert
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r79 | REQUIRED_PACKAGES="debootstrap debian-archive-keyring qemu-user-static binfmt-support dosfstools rsync bmap-tools whois git" | ||
Jan Wagner
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r76 | MISSING_PACKAGES="" | ||
Jan Wagner
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r72 | |||
Jan Wagner
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r76 | set +x | ||
Jan Wagner
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r72 | |||
drtyhlpr
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r94 | # Set Raspberry Pi model specific configuration | ||
if [ "$RPI_MODEL" = 2 ] ; then | ||||
DTB_FILE=${RPI2_DTB_FILE} | ||||
UBOOT_CONFIG=${RPI2_UBOOT_CONFIG} | ||||
elif [ "$RPI_MODEL" = 3 ] ; then | ||||
DTB_FILE=${RPI3_DTB_FILE} | ||||
UBOOT_CONFIG=${RPI3_UBOOT_CONFIG} | ||||
drtyhlpr
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r92 | BUILD_KERNEL=true | ||
drtyhlpr
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r94 | else | ||
echo "error: Raspberry Pi model ${RPI_MODEL} is not supported!" | ||||
exit 1 | ||||
fi | ||||
# Check if the internal wireless interface is supported by the RPi model | ||||
if [ "$ENABLE_WIRELESS" = true ] && [ "$RPI_MODEL" != 3 ] ; then | ||||
echo "error: The selected Raspberry Pi model has no internal wireless interface" | ||||
exit 1 | ||||
fi | ||||
# Set compiler packages and build RPi2/3 Linux kernel if required by Debian release | ||||
if [ "$RELEASE" = "jessie" ] ; then | ||||
COMPILER_PACKAGES="linux-compiler-gcc-4.8-arm g++ make bc" | ||||
elif [ "$RELEASE" = "stretch" ] ; then | ||||
COMPILER_PACKAGES="linux-compiler-gcc-5-arm g++ make bc" | ||||
BUILD_KERNEL=true | ||||
else | ||||
echo "error: Debian release ${RELEASE} is not supported!" | ||||
exit 1 | ||||
drtyhlpr
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r92 | fi | ||
Jan Wagner
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r55 | # Add packages required for kernel cross compilation | ||
if [ "$BUILD_KERNEL" = true ] ; then | ||||
REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armhf" | ||||
Jan Wagner
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r76 | fi | ||
Jan Wagner
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r75 | |||
Jan Wagner
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r76 | # Add libncurses5 to enable kernel menuconfig | ||
if [ "$KERNEL_MENUCONFIG" = true ] ; then | ||||
REQUIRED_PACKAGES="${REQUIRED_PACKAGES} libncurses5-dev" | ||||
Jan Wagner
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r55 | fi | ||
Jan Wagner
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r77 | # Stop the Crypto Wars | ||
if [ "$DISABLE_FBI" = true ] ; then | ||||
ENABLE_CRYPTFS=true | ||||
fi | ||||
# Add cryptsetup package to enable filesystem encryption | ||||
if [ "$ENABLE_CRYPTFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then | ||||
REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cryptsetup" | ||||
APT_INCLUDES="${APT_INCLUDES},cryptsetup" | ||||
if [ -z "$CRYPTFS_PASSWORD" ] ; then | ||||
echo "error: no password defined (CRYPTFS_PASSWORD)!" | ||||
exit 1 | ||||
fi | ||||
ENABLE_INITRAMFS=true | ||||
fi | ||||
# Add initramfs generation tools | ||||
if [ "$ENABLE_INITRAMFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then | ||||
APT_INCLUDES="${APT_INCLUDES},initramfs-tools" | ||||
fi | ||||
Jan Wagner
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r76 | # Check if all required packages are installed on the build system | ||
Jan Wagner
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r8 | for package in $REQUIRED_PACKAGES ; do | ||
if [ "`dpkg-query -W -f='${Status}' $package`" != "install ok installed" ] ; then | ||||
Jan Wagner
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r75 | MISSING_PACKAGES="${MISSING_PACKAGES} $package" | ||
Jan Wagner
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r8 | fi | ||
done | ||||
Jan Wagner
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r10 | # Ask if missing packages should get installed right now | ||
Jan Wagner
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r8 | if [ -n "$MISSING_PACKAGES" ] ; then | ||
echo "the following packages needed by this script are not installed:" | ||||
echo "$MISSING_PACKAGES" | ||||
echo -n "\ndo you want to install the missing packages right now? [y/n] " | ||||
read confirm | ||||
Jan Wagner
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r76 | [ "$confirm" != "y" ] && exit 1 | ||
Jan Wagner
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r8 | fi | ||
Jan Wagner
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r10 | # Make sure all required packages are installed | ||
Jan Wagner
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r8 | apt-get -qq -y install ${REQUIRED_PACKAGES} | ||
Jan Wagner
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r76 | # Check if ./bootstrap.d directory exists | ||
if [ ! -d "./bootstrap.d/" ] ; then | ||||
echo "error: './bootstrap.d' required directory not found!" | ||||
exit 1 | ||||
fi | ||||
# Check if ./files directory exists | ||||
if [ ! -d "./files/" ] ; then | ||||
echo "error: './files' required directory not found!" | ||||
exit 1 | ||||
fi | ||||
# Check if specified KERNELSRC_DIR directory exists | ||||
if [ -n "$KERNELSRC_DIR" ] && [ ! -d "$KERNELSRC_DIR" ] ; then | ||||
echo "error: '${KERNELSRC_DIR}' specified directory not found (KERNELSRC_DIR)!" | ||||
exit 1 | ||||
fi | ||||
# Check if specified CHROOT_SCRIPTS directory exists | ||||
if [ -n "$CHROOT_SCRIPTS" ] && [ ! -d "$CHROOT_SCRIPTS" ] ; then | ||||
echo "error: ${CHROOT_SCRIPTS} specified directory not found (CHROOT_SCRIPTS)!" | ||||
exit 1 | ||||
fi | ||||
Jan Wagner
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r77 | # Check if specified device mapping already exists (will be used by cryptsetup) | ||
if [ -r "/dev/mapping/${CRYPTFS_MAPPING}" ] ; then | ||||
echo "error: mapping /dev/mapping/${CRYPTFS_MAPPING} already exists, not proceeding" | ||||
exit 1 | ||||
fi | ||||
Jan Wagner
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r2 | # Don't clobber an old build | ||
Jan Wagner
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r72 | if [ -e "$BUILDDIR" ] ; then | ||
echo "error: directory ${BUILDDIR} already exists, not proceeding" | ||||
exit 1 | ||||
fi | ||||
Jan Wagner
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r75 | # Setup chroot directory | ||
Jan Wagner
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r82 | mkdir -p "${R}" | ||
Jan Wagner
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r75 | |||
Jan Wagner
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r72 | # Check if build directory has enough of free disk space >512MB | ||
if [ "$(df --output=avail ${BUILDDIR} | sed "1d")" -le "524288" ] ; then | ||||
Jan Wagner
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r76 | echo "error: ${BUILDDIR} not enough space left to generate the output image!" | ||
Jan Wagner
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r2 | exit 1 | ||
fi | ||||
set -x | ||||
# Call "cleanup" function on various signals and errors | ||||
trap cleanup 0 1 2 3 6 | ||||
Jan Wagner
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r16 | # Add required packages for the minbase installation | ||
drtyhlpr
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r89 | if [ "$ENABLE_MINBASE" = true ] ; then | ||
Jan Wagner
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r77 | APT_INCLUDES="${APT_INCLUDES},vim-tiny,netbase,net-tools,ifupdown" | ||
drtyhlpr
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r89 | fi | ||
# Add required locales packages | ||||
if [ "$DEFLOCAL" != "en_US.UTF-8" ] ; then | ||||
Vincent Knecht
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r27 | APT_INCLUDES="${APT_INCLUDES},locales,keyboard-configuration,console-setup" | ||
Jan Wagner
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r16 | fi | ||
Filip Pytloun
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r46 | # Add parted package, required to get partprobe utility | ||
if [ "$EXPANDROOT" = true ] ; then | ||||
APT_INCLUDES="${APT_INCLUDES},parted" | ||||
fi | ||||
Jan Wagner
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r2 | # Add dbus package, recommended if using systemd | ||
if [ "$ENABLE_DBUS" = true ] ; then | ||||
APT_INCLUDES="${APT_INCLUDES},dbus" | ||||
fi | ||||
Jan Wagner
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r17 | # Add iptables IPv4/IPv6 package | ||
if [ "$ENABLE_IPTABLES" = true ] ; then | ||||
APT_INCLUDES="${APT_INCLUDES},iptables" | ||||
fi | ||||
Jan Wagner
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r2 | # Add openssh server package | ||
if [ "$ENABLE_SSHD" = true ] ; then | ||||
APT_INCLUDES="${APT_INCLUDES},openssh-server" | ||||
fi | ||||
Jan Wagner
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r21 | # Add alsa-utils package | ||
if [ "$ENABLE_SOUND" = true ] ; then | ||||
APT_INCLUDES="${APT_INCLUDES},alsa-utils" | ||||
fi | ||||
Jan Wagner
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r2 | # Add rng-tools package | ||
if [ "$ENABLE_HWRANDOM" = true ] ; then | ||||
APT_INCLUDES="${APT_INCLUDES},rng-tools" | ||||
fi | ||||
Jan Wagner
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r20 | # Add fbturbo video driver | ||
if [ "$ENABLE_FBTURBO" = true ] ; then | ||||
# Enable xorg package dependencies | ||||
ENABLE_XORG=true | ||||
fi | ||||
Jan Wagner
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r22 | # Add user defined window manager package | ||
if [ -n "$ENABLE_WM" ] ; then | ||||
APT_INCLUDES="${APT_INCLUDES},${ENABLE_WM}" | ||||
Jan Wagner
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r17 | |||
Jan Wagner
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r20 | # Enable xorg package dependencies | ||
Jan Wagner
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r17 | ENABLE_XORG=true | ||
fi | ||||
# Add xorg package | ||||
if [ "$ENABLE_XORG" = true ] ; then | ||||
APT_INCLUDES="${APT_INCLUDES},xorg" | ||||
Jan Wagner
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r2 | fi | ||
Jan Wagner
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r76 | # Replace selected packages with smaller clones | ||
if [ "$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 ${APT_INCLUDES} | sed "s/openssh-server/dropbear/")" | ||||
fi | ||||
fi | ||||
# Configure kernel sources if no KERNELSRC_DIR | ||||
Jan Wagner
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r75 | if [ "$BUILD_KERNEL" = true ] && [ -z "$KERNELSRC_DIR" ] ; then | ||
KERNELSRC_CONFIG=true | ||||
Jan Wagner
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r72 | fi | ||
Jan Wagner
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r76 | # Configure reduced kernel | ||
if [ "$KERNEL_REDUCE" = true ] ; then | ||||
KERNELSRC_CONFIG=false | ||||
fi | ||||
# Execute bootstrap scripts | ||||
Jan Wagner
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r72 | for SCRIPT in bootstrap.d/*.sh; do | ||
Jan Wagner
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r75 | head -n 3 "$SCRIPT" | ||
. "$SCRIPT" | ||||
Filip Pytloun
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r56 | done | ||
Jan Wagner
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r3 | |||
Jan Wagner
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r76 | ## Execute custom bootstrap scripts | ||
Jan Wagner
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r72 | if [ -d "custom.d" ] ; then | ||
for SCRIPT in custom.d/*.sh; do | ||||
Jan Wagner
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r75 | . "$SCRIPT" | ||
Jan Wagner
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r63 | done | ||
fi | ||||
Jan Wagner
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r3 | |||
Jan Wagner
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r76 | # Execute custom scripts inside the chroot | ||
Jan Wagner
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r72 | if [ -n "$CHROOT_SCRIPTS" ] && [ -d "$CHROOT_SCRIPTS" ] ; then | ||
Chris Landa
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r40 | cp -r "${CHROOT_SCRIPTS}" "${R}/chroot_scripts" | ||
Jan Wagner
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r72 | chroot_exec /bin/bash -x <<'EOF' | ||
for SCRIPT in /chroot_scripts/* ; do | ||||
if [ -f $SCRIPT -a -x $SCRIPT ] ; then | ||||
$SCRIPT | ||||
fi | ||||
done | ||||
EOF | ||||
Jan Wagner
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r82 | rm -rf "${R}/chroot_scripts" | ||
Chris Landa
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r40 | fi | ||
Jan Wagner
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r73 | # Remove apt-utils | ||
drtyhlpr
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r93 | if [ "$RELEASE" = "jessie" ] ; then | ||
chroot_exec apt-get purge -qq -y --force-yes apt-utils | ||||
fi | ||||
Jan Wagner
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r73 | |||
Jan Wagner
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r77 | # Generate required machine-id | ||
MACHINE_ID=$(dbus-uuidgen) | ||||
Jan Wagner
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r82 | echo -n "${MACHINE_ID}" > "${R}/var/lib/dbus/machine-id" | ||
drtyhlpr
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r94 | echo -n "${MACHINE_ID}" > "${ETC_DIR}/machine-id" | ||
Jan Wagner
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r77 | |||
Jan Wagner
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r73 | # APT Cleanup | ||
Filip Pytloun
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r56 | chroot_exec apt-get -y clean | ||
chroot_exec apt-get -y autoclean | ||||
chroot_exec apt-get -y autoremove | ||||
Jan Wagner
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r2 | # Unmount mounted filesystems | ||
Jan Wagner
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r82 | umount -l "${R}/proc" | ||
umount -l "${R}/sys" | ||||
Jan Wagner
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r2 | |||
Jan Wagner
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r73 | # Clean up directories | ||
Jan Wagner
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r82 | rm -rf "${R}/run/*" | ||
rm -rf "${R}/tmp/*" | ||||
Jan Wagner
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r73 | |||
Jan Wagner
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r2 | # Clean up files | ||
drtyhlpr
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r94 | 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 "${ETC_DIR}/resolv.conf" | ||||
Jan Wagner
|
r82 | rm -f "${R}/root/.bash_history" | ||
rm -f "${R}/var/lib/urandom/random-seed" | ||||
rm -f "${R}/initrd.img" | ||||
rm -f "${R}/vmlinuz" | ||||
Jan Wagner
|
r73 | rm -f "${R}${QEMU_BINARY}" | ||
Jan Wagner
|
r2 | |||
Chris Landa
|
r41 | # Calculate size of the chroot directory in KB | ||
Jan Wagner
|
r82 | CHROOT_SIZE=$(expr `du -s "${R}" | awk '{ print $1 }'`) | ||
Jan Wagner
|
r2 | |||
Chris Landa
|
r41 | # Calculate the amount of needed 512 Byte sectors | ||
TABLE_SECTORS=$(expr 1 \* 1024 \* 1024 \/ 512) | ||||
Vincent Knecht
|
r65 | FRMW_SECTORS=$(expr 64 \* 1024 \* 1024 \/ 512) | ||
ROOT_OFFSET=$(expr ${TABLE_SECTORS} + ${FRMW_SECTORS}) | ||||
Jan Wagner
|
r2 | |||
Chris Landa
|
r41 | # The root partition is EXT4 | ||
# This means more space than the actual used space of the chroot is used. | ||||
drtyhlpr
|
r93 | # As overhead for journaling and reserved blocks 25% are added. | ||
ROOT_SECTORS=$(expr $(expr ${CHROOT_SIZE} + ${CHROOT_SIZE} \/ 100 \* 25) \* 1024 \/ 512) | ||||
Chris Landa
|
r41 | |||
# Calculate required image size in 512 Byte sectors | ||||
Vincent Knecht
|
r65 | IMAGE_SECTORS=$(expr ${TABLE_SECTORS} + ${FRMW_SECTORS} + ${ROOT_SECTORS}) | ||
Jan Wagner
|
r2 | |||
# Prepare date string for image file name | ||||
DATE="$(date +%Y-%m-%d)" | ||||
# Prepare image file | ||||
Vincent Knecht
|
r65 | if [ "$ENABLE_SPLITFS" = true ] ; then | ||
dd if=/dev/zero of="$BASEDIR/${DATE}-debian-${RELEASE}-frmw.img" bs=512 count=${TABLE_SECTORS} | ||||
dd if=/dev/zero of="$BASEDIR/${DATE}-debian-${RELEASE}-frmw.img" bs=512 count=0 seek=${FRMW_SECTORS} | ||||
dd if=/dev/zero of="$BASEDIR/${DATE}-debian-${RELEASE}-root.img" bs=512 count=${TABLE_SECTORS} | ||||
dd if=/dev/zero of="$BASEDIR/${DATE}-debian-${RELEASE}-root.img" bs=512 count=0 seek=${ROOT_SECTORS} | ||||
Jan Wagner
|
r77 | |||
# Write firmware/boot partition tables | ||||
sfdisk -q -L -uS -f "$BASEDIR/${DATE}-debian-${RELEASE}-frmw.img" 2> /dev/null <<EOM | ||||
${TABLE_SECTORS},${FRMW_SECTORS},c,* | ||||
Vincent Knecht
|
r65 | EOM | ||
Jan Wagner
|
r2 | |||
Jan Wagner
|
r77 | # Write root partition table | ||
sfdisk -q -L -uS -f "$BASEDIR/${DATE}-debian-${RELEASE}-root.img" 2> /dev/null <<EOM | ||||
${TABLE_SECTORS},${ROOT_SECTORS},83 | ||||
Vincent Knecht
|
r65 | EOM | ||
Jan Wagner
|
r77 | |||
Jan Wagner
|
r71 | # Setup temporary loop devices | ||
Vincent Knecht
|
r65 | FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show $BASEDIR/${DATE}-debian-${RELEASE}-frmw.img)" | ||
ROOT_LOOP="$(losetup -o 1M -f --show $BASEDIR/${DATE}-debian-${RELEASE}-root.img)" | ||||
Jan Wagner
|
r77 | else # ENABLE_SPLITFS=false | ||
Vincent Knecht
|
r65 | dd if=/dev/zero of="$BASEDIR/${DATE}-debian-${RELEASE}.img" bs=512 count=${TABLE_SECTORS} | ||
dd if=/dev/zero of="$BASEDIR/${DATE}-debian-${RELEASE}.img" bs=512 count=0 seek=${IMAGE_SECTORS} | ||||
Jan Wagner
|
r2 | |||
Jan Wagner
|
r77 | # Write partition table | ||
sfdisk -q -L -uS -f "$BASEDIR/${DATE}-debian-${RELEASE}.img" 2> /dev/null <<EOM | ||||
${TABLE_SECTORS},${FRMW_SECTORS},c,* | ||||
${ROOT_OFFSET},${ROOT_SECTORS},83 | ||||
Jan Wagner
|
r2 | EOM | ||
Jan Wagner
|
r77 | |||
Jan Wagner
|
r71 | # Setup temporary loop devices | ||
Vincent Knecht
|
r65 | FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show $BASEDIR/${DATE}-debian-${RELEASE}.img)" | ||
ROOT_LOOP="$(losetup -o 65M -f --show $BASEDIR/${DATE}-debian-${RELEASE}.img)" | ||||
fi | ||||
Jan Wagner
|
r2 | |||
Jan Wagner
|
r77 | if [ "$ENABLE_CRYPTFS" = true ] ; then | ||
# Create dummy ext4 fs | ||||
mkfs.ext4 "$ROOT_LOOP" | ||||
# Setup password keyfile | ||||
echo -n ${CRYPTFS_PASSWORD} > .password | ||||
Jan Wagner
|
r78 | chmod 600 .password | ||
Jan Wagner
|
r77 | |||
# Initialize encrypted partition | ||||
echo "YES" | cryptsetup luksFormat "${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 | ||||
Vincent Knecht
|
r66 | # Build filesystems | ||
Vincent Knecht
|
r65 | mkfs.vfat "$FRMW_LOOP" | ||
mkfs.ext4 "$ROOT_LOOP" | ||||
Jan Wagner
|
r2 | |||
# Mount the temporary loop devices | ||||
mkdir -p "$BUILDDIR/mount" | ||||
Vincent Knecht
|
r65 | mount "$ROOT_LOOP" "$BUILDDIR/mount" | ||
Jan Wagner
|
r2 | |||
mkdir -p "$BUILDDIR/mount/boot/firmware" | ||||
Vincent Knecht
|
r65 | mount "$FRMW_LOOP" "$BUILDDIR/mount/boot/firmware" | ||
Jan Wagner
|
r2 | |||
# Copy all files from the chroot to the loop device mount point directory | ||||
Jan Wagner
|
r82 | rsync -a "${R}/" "$BUILDDIR/mount/" | ||
Jan Wagner
|
r2 | |||
# Unmount all temporary loop devices and mount points | ||||
cleanup | ||||
Jan Wagner
|
r68 | # Create block map file(s) of image(s) | ||
Vincent Knecht
|
r65 | if [ "$ENABLE_SPLITFS" = true ] ; then | ||
Jan Wagner
|
r68 | # Create block map files for "bmaptool" | ||
Vincent Knecht
|
r65 | bmaptool create -o "$BASEDIR/${DATE}-debian-${RELEASE}-frmw.bmap" "$BASEDIR/${DATE}-debian-${RELEASE}-frmw.img" | ||
bmaptool create -o "$BASEDIR/${DATE}-debian-${RELEASE}-root.bmap" "$BASEDIR/${DATE}-debian-${RELEASE}-root.img" | ||||
Jan Wagner
|
r2 | |||
Vincent Knecht
|
r65 | # Image was successfully created | ||
Jan Wagner
|
r71 | echo "$BASEDIR/${DATE}-debian-${RELEASE}-frmw.img ($(expr \( ${TABLE_SECTORS} + ${FRMW_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created" | ||
echo "$BASEDIR/${DATE}-debian-${RELEASE}-root.img ($(expr \( ${TABLE_SECTORS} + ${ROOT_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created" | ||||
Vincent Knecht
|
r65 | else | ||
Jan Wagner
|
r68 | # Create block map file for "bmaptool" | ||
Vincent Knecht
|
r65 | bmaptool create -o "$BASEDIR/${DATE}-debian-${RELEASE}.bmap" "$BASEDIR/${DATE}-debian-${RELEASE}.img" | ||
Jan Wagner
|
r2 | |||
Vincent Knecht
|
r65 | # Image was successfully created | ||
Jan Wagner
|
r71 | echo "$BASEDIR/${DATE}-debian-${RELEASE}.img ($(expr \( ${TABLE_SECTORS} + ${FRMW_SECTORS} + ${ROOT_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created" | ||
Vincent Knecht
|
r65 | fi | ||