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Raspi2-3_GenImage
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1 1 #!/bin/sh
2 2
3 3 ########################################################################
4 4 # rpi23-gen-image.sh 2015-2017
5 5 #
6 6 # Advanced Debian "jessie", "stretch" and "buster" bootstrap script for RPi2/3
7 7 #
8 8 # This program is free software; you can redistribute it and/or
9 9 # modify it under the terms of the GNU General Public License
10 10 # as published by the Free Software Foundation; either version 2
11 11 # of the License, or (at your option) any later version.
12 12 #
13 13 # Copyright (C) 2015 Jan Wagner <mail@jwagner.eu>
14 14 #
15 15 # Big thanks for patches and enhancements by 20+ github contributors!
16 16 ########################################################################
17 17
18 18 # Are we running as root?
19 19 if [ "$(id -u)" -ne "0" ] ; then
20 20 echo "error: this script must be executed with root privileges!"
21 21 exit 1
22 22 fi
23 23
24 24 # Check if ./functions.sh script exists
25 25 if [ ! -r "./functions.sh" ] ; then
26 26 echo "error: './functions.sh' required script not found!"
27 27 exit 1
28 28 fi
29 29
30 30 # Load utility functions
31 31 . ./functions.sh
32 32
33 33 # Load parameters from configuration template file
34 34 if [ ! -z "$CONFIG_TEMPLATE" ] ; then
35 35 use_template
36 36 fi
37 37
38 38 # Introduce settings
39 39 set -e
40 40 echo -n -e "\n#\n# RPi2/3 Bootstrap Settings\n#\n"
41 41 set -x
42 42
43 43 # Raspberry Pi model configuration
44 44 RPI_MODEL=${RPI_MODEL:=2}
45 45
46 #bcm2708-rpi-0-w.dtb (Used for Pi 0 and PI 0W)
47 RPI0_DTB_FILE=${RPI0_DTB_FILE:=bcm2708-rpi-0-w.dtb}
48 RPI0_UBOOT_CONFIG=${RPI0_UBOOT_CONFIG:=rpi_defconfig}
49
50 #bcm2708-rpi-b.dtb (Used for Pi 1 model A and B)
51 RPI1_DTB_FILE=${RPI1_DTB_FILE:=bcm2708-rpi-b.dtb}
52 RPI1_UBOOT_CONFIG=${RPI1_UBOOT_CONFIG:=rpi_defconfig}
53
54 #bcm2708-rpi-b-plus.dtb (Used for Pi 1 model B+ and A+)
55 RPI1P_DTB_FILE=${RPI1P_DTB_FILE:=bcm2708-rpi-b-plus.dtb}
56 RPI1P_UBOOT_CONFIG=${RPI1P_UBOOT_CONFIG:=rpi_defconfig}
57
58 #bcm2709-rpi-2-b.dtb (Used for Pi 2 model B)
59 RPI2_DTB_FILE=${RPI2_DTB_FILE:=bcm2709-rpi-2-b.dtb}
60 RPI2_UBOOT_CONFIG=${RPI2_UBOOT_CONFIG:=rpi_2_defconfig}
61
62 #bcm2710-rpi-3-b.dtb (Used for Pi 3 model B)
63 RPI3_DTB_FILE=${RPI3_DTB_FILE:=bcm2710-rpi-3-b.dtb}
64 RPI3_UBOOT_CONFIG=${RPI3_UBOOT_CONFIG:=rpi_3_32b_defconfig}
65
66 #bcm2710-rpi-3-b-plus.dtb (Used for Pi 3 model B+)
67 RPI3P_DTB_FILE=${RPI3P_DTB_FILE:=bcm2710-rpi-3-b-plus.dtb}
68 RPI3P_UBOOT_CONFIG=${RPI3P_UBOOT_CONFIG:=rpi_3_32b_defconfig}
69
70 46 # Debian release
71 RELEASE=${RELEASE:=jessie}
72 KERNEL_ARCH=${KERNEL_ARCH:=arm}
73 RELEASE_ARCH=${RELEASE_ARCH:=armhf}
74 CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabihf-}
75 COLLABORA_KERNEL=${COLLABORA_KERNEL:=3.18.0-trunk-rpi2}
76 if [ "$KERNEL_ARCH" = "arm64" ] ; then
77 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi3_defconfig}
78 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel8.img}
79 fi
80
81 if [ "$RPI_MODEL" = 0 ] || [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] ; then
82 #RASPBERRY PI 1, PI ZERO, PI ZERO W, AND COMPUTE MODULE DEFAULT Kernel BUILD CONFIGURATION
83 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi_defconfig}
84 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img}
85 else
86 #RASPBERRY PI 2, PI 3, PI 3+, AND COMPUTE MODULE 3 DEFAULT Kernel BUILD CONFIGURATION
87 #https://www.raspberrypi.org/documentation/linux/kernel/building.md
88 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcm2709_defconfig}
89 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img}
90 fi
47 RELEASE=${RELEASE:=buster}
91 48
92 if [ "$RELEASE_ARCH" = "arm64" ] ; then
93 QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-aarch64-static}
94 else
95 QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-arm-static}
96 fi
97 KERNEL_BRANCH=${KERNEL_BRANCH:=""}
49 #Kernel Branch
50 KERNEL_BRANCH=${KERNEL_BRANCH:="rpi-4.14.y"}
98 51
99 52 # URLs
100 53 KERNEL_URL=${KERNEL_URL:=https://github.com/raspberrypi/linux}
101 54 FIRMWARE_URL=${FIRMWARE_URL:=https://github.com/raspberrypi/firmware/raw/master/boot}
102 55 WLAN_FIRMWARE_URL=${WLAN_FIRMWARE_URL:=https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm}
103 56 COLLABORA_URL=${COLLABORA_URL:=https://repositories.collabora.co.uk/debian}
104 57 FBTURBO_URL=${FBTURBO_URL:=https://github.com/ssvb/xf86-video-fbturbo.git}
105 58 UBOOT_URL=${UBOOT_URL:=https://git.denx.de/u-boot.git}
106 59
107 60 # Build directories
108 61 BASEDIR=${BASEDIR:=$(pwd)/images/${RELEASE}}
109 62 BUILDDIR="${BASEDIR}/build"
110 63
111 64 # Prepare date string for default image file name
112 65 DATE="$(date +%Y-%m-%d)"
113 66 if [ -z "$KERNEL_BRANCH" ] ; then
114 67 IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
115 68 else
116 69 IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-${KERNEL_BRANCH}-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
117 70 fi
118 71
119 72 # Chroot directories
120 73 R="${BUILDDIR}/chroot"
121 74 ETC_DIR="${R}/etc"
122 75 LIB_DIR="${R}/lib"
123 76 BOOT_DIR="${R}/boot/firmware"
124 77 KERNEL_DIR="${R}/usr/src/linux"
125 78 WLAN_FIRMWARE_DIR="${R}/lib/firmware/brcm"
126 79
127 80 # Firmware directory: Blank if download from github
128 81 RPI_FIRMWARE_DIR=${RPI_FIRMWARE_DIR:=""}
129 82
130 83 # General settings
84 SET_ARCH=${SET_ARCH}
131 85 HOSTNAME=${HOSTNAME:=rpi${RPI_MODEL}-${RELEASE}}
132 86 PASSWORD=${PASSWORD:=raspberry}
133 87 USER_PASSWORD=${USER_PASSWORD:=raspberry}
134 88 DEFLOCAL=${DEFLOCAL:="en_US.UTF-8"}
135 89 TIMEZONE=${TIMEZONE:="Europe/Berlin"}
136 90 EXPANDROOT=${EXPANDROOT:=true}
137 91
138 92 # Keyboard settings
139 93 XKB_MODEL=${XKB_MODEL:=""}
140 94 XKB_LAYOUT=${XKB_LAYOUT:=""}
141 95 XKB_VARIANT=${XKB_VARIANT:=""}
142 96 XKB_OPTIONS=${XKB_OPTIONS:=""}
143 97
144 98 # Network settings (DHCP)
145 99 ENABLE_DHCP=${ENABLE_DHCP:=true}
146 100
147 101 # Network settings (static)
148 102 NET_ADDRESS=${NET_ADDRESS:=""}
149 103 NET_GATEWAY=${NET_GATEWAY:=""}
150 104 NET_DNS_1=${NET_DNS_1:=""}
151 105 NET_DNS_2=${NET_DNS_2:=""}
152 106 NET_DNS_DOMAINS=${NET_DNS_DOMAINS:=""}
153 107 NET_NTP_1=${NET_NTP_1:=""}
154 108 NET_NTP_2=${NET_NTP_2:=""}
155 109
156 110 # APT settings
157 111 APT_PROXY=${APT_PROXY:=""}
158 112 APT_SERVER=${APT_SERVER:="ftp.debian.org"}
159 113
160 114 # Feature settings
161 115 ENABLE_CONSOLE=${ENABLE_CONSOLE:=true}
162 116 ENABLE_I2C=${ENABLE_I2C:=false}
163 117 ENABLE_SPI=${ENABLE_SPI:=false}
164 118 ENABLE_IPV6=${ENABLE_IPV6:=true}
165 119 ENABLE_SSHD=${ENABLE_SSHD:=true}
166 120 ENABLE_NONFREE=${ENABLE_NONFREE:=false}
167 121 ENABLE_WIRELESS=${ENABLE_WIRELESS:=false}
168 122 ENABLE_SOUND=${ENABLE_SOUND:=true}
169 123 ENABLE_DBUS=${ENABLE_DBUS:=true}
170 124 ENABLE_HWRANDOM=${ENABLE_HWRANDOM:=true}
171 125 ENABLE_MINGPU=${ENABLE_MINGPU:=false}
172 126 ENABLE_XORG=${ENABLE_XORG:=false}
173 127 ENABLE_WM=${ENABLE_WM:=""}
174 128 ENABLE_RSYSLOG=${ENABLE_RSYSLOG:=true}
175 129 ENABLE_USER=${ENABLE_USER:=true}
176 130 USER_NAME=${USER_NAME:="pi"}
177 131 ENABLE_ROOT=${ENABLE_ROOT:=false}
178 132 ENABLE_QEMU=${ENABLE_QEMU:=false}
179 133
180 134 # SSH settings
181 135 SSH_ENABLE_ROOT=${SSH_ENABLE_ROOT:=false}
182 136 SSH_DISABLE_PASSWORD_AUTH=${SSH_DISABLE_PASSWORD_AUTH:=false}
183 137 SSH_LIMIT_USERS=${SSH_LIMIT_USERS:=false}
184 138 SSH_ROOT_PUB_KEY=${SSH_ROOT_PUB_KEY:=""}
185 139 SSH_USER_PUB_KEY=${SSH_USER_PUB_KEY:=""}
186 140
187 141 # Advanced settings
188 142 ENABLE_MINBASE=${ENABLE_MINBASE:=false}
189 143 ENABLE_REDUCE=${ENABLE_REDUCE:=false}
190 144 ENABLE_UBOOT=${ENABLE_UBOOT:=false}
191 145 UBOOTSRC_DIR=${UBOOTSRC_DIR:=""}
192 146 ENABLE_FBTURBO=${ENABLE_FBTURBO:=false}
193 147 FBTURBOSRC_DIR=${FBTURBOSRC_DIR:=""}
194 148 ENABLE_HARDNET=${ENABLE_HARDNET:=false}
195 149 ENABLE_IPTABLES=${ENABLE_IPTABLES:=false}
196 150 ENABLE_SPLITFS=${ENABLE_SPLITFS:=false}
197 151 ENABLE_INITRAMFS=${ENABLE_INITRAMFS:=false}
198 152 ENABLE_IFNAMES=${ENABLE_IFNAMES:=true}
199 153 DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS:=}
200 154
201 155 # Kernel compilation settings
202 156 BUILD_KERNEL=${BUILD_KERNEL:=false}
203 157 KERNEL_REDUCE=${KERNEL_REDUCE:=false}
204 158 KERNEL_THREADS=${KERNEL_THREADS:=1}
205 159 KERNEL_HEADERS=${KERNEL_HEADERS:=true}
206 160 KERNEL_MENUCONFIG=${KERNEL_MENUCONFIG:=false}
207 161 KERNEL_REMOVESRC=${KERNEL_REMOVESRC:=true}
208 162 KERNEL_OLDDEFCONFIG=${KERNEL_OLDDEFCONFIG:=false}
209 163 KERNEL_CCACHE=${KERNEL_CCACHE:=false}
210 164
211 if [ "$KERNEL_ARCH" = "arm64" ] ; then
212 KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="Image"}
213 else
214 KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="zImage"}
215 fi
216
217 165 # Kernel compilation from source directory settings
218 166 KERNELSRC_DIR=${KERNELSRC_DIR:=""}
219 167 KERNELSRC_CLEAN=${KERNELSRC_CLEAN:=false}
220 168 KERNELSRC_CONFIG=${KERNELSRC_CONFIG:=true}
221 169 KERNELSRC_PREBUILT=${KERNELSRC_PREBUILT:=false}
222 170
223 171 # Reduce disk usage settings
224 172 REDUCE_APT=${REDUCE_APT:=true}
225 173 REDUCE_DOC=${REDUCE_DOC:=true}
226 174 REDUCE_MAN=${REDUCE_MAN:=true}
227 175 REDUCE_VIM=${REDUCE_VIM:=false}
228 176 REDUCE_BASH=${REDUCE_BASH:=false}
229 177 REDUCE_HWDB=${REDUCE_HWDB:=true}
230 178 REDUCE_SSHD=${REDUCE_SSHD:=true}
231 179 REDUCE_LOCALE=${REDUCE_LOCALE:=true}
232 180
233 181 # Encrypted filesystem settings
234 182 ENABLE_CRYPTFS=${ENABLE_CRYPTFS:=false}
235 183 CRYPTFS_PASSWORD=${CRYPTFS_PASSWORD:=""}
236 184 CRYPTFS_MAPPING=${CRYPTFS_MAPPING:="secure"}
237 185 CRYPTFS_CIPHER=${CRYPTFS_CIPHER:="aes-xts-plain64:sha512"}
238 186 CRYPTFS_XTSKEYSIZE=${CRYPTFS_XTSKEYSIZE:=512}
239 187
240 188 # Chroot scripts directory
241 189 CHROOT_SCRIPTS=${CHROOT_SCRIPTS:=""}
242 190
243 191 # Packages required in the chroot build environment
244 192 APT_INCLUDES=${APT_INCLUDES:=""}
245 193 APT_INCLUDES="${APT_INCLUDES},apt-transport-https,apt-utils,ca-certificates,debian-archive-keyring,dialog,sudo,systemd,sysvinit-utils"
246 194
247 195 # Packages required for bootstrapping
248 196 REQUIRED_PACKAGES="debootstrap debian-archive-keyring qemu-user-static binfmt-support dosfstools rsync bmap-tools whois git bc psmisc dbus sudo"
249 197 MISSING_PACKAGES=""
250 198
251 199 # Packages installed for c/c++ build environment in chroot (keep empty)
252 200 COMPILER_PACKAGES=""
253 201
254 202 set +x
255 203
256 # Set Raspberry Pi model specific configuration
257 if [ "$RPI_MODEL" = 0 ] ; then
258 DTB_FILE=${RPI0_DTB_FILE}
259 UBOOT_CONFIG=${RPI0_UBOOT_CONFIG}
260 elif [ "$RPI_MODEL" = 1 ] ; then
261 DTB_FILE=${RPI1_DTB_FILE}
262 UBOOT_CONFIG=${RPI1_UBOOT_CONFIG}
263 elif [ "$RPI_MODEL" = 1P ] ; then
264 DTB_FILE=${RPI1P_DTB_FILE}
265 UBOOT_CONFIG=${RPI1P_UBOOT_CONFIG}
266 elif [ "$RPI_MODEL" = 2 ] ; then
267 DTB_FILE=${RPI2_DTB_FILE}
268 UBOOT_CONFIG=${RPI2_UBOOT_CONFIG}
269 elif [ "$RPI_MODEL" = 3 ] ; then
270 DTB_FILE=${RPI3_DTB_FILE}
271 UBOOT_CONFIG=${RPI3_UBOOT_CONFIG}
272 elif [ "$RPI_MODEL" = 3P ] ; then
273 DTB_FILE=${RPI3P_DTB_FILE}
274 UBOOT_CONFIG=${RPI3P_UBOOT_CONFIG}
204 #make script easier and more stable to use with convenient setup switch. Just setup SET_ARCH and RPI_MODEL and your good to go!
205 if [ -n "$SET_ARCH" ]
206 echo "Setting Architecture specific settings"
207 ##################################
208 # 64 bit config
209 ##################################
210 if [ "$SET_ARCH" = 64 ] && ([ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ]); then
211 echo "64 bit mode selected - Setting up enviroment"
212 # 64 bit depended settings
213 QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-aarch64-static}
214 KERNEL_ARCH=${KERNEL_ARCH:=arm64}
215 KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="Image"}
216 RELEASE_ARCH=${RELEASE_ARCH:=arm64}
217 CROSS_COMPILE=${CROSS_COMPILE:=aarch64-linux-gnu-}
218 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-arm64"
219
220 # RPI 3 serie specific settings
221 DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}
222 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}
223
224 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi3_defconfig}
225 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel8.img}
275 226 else
227 echo "error: Only Raspberry PI 3 and 3B+ support 64bit"
228 exit 1
229 fi
230
231 ##################################
232 # 32 bit config
233 ##################################
234 if [ "$SET_ARCH" = 32 ] ; then
235 echo "32 bit mode selected - Setting up enviroment"
236 #General 32bit configuration
237 QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-arm-static}
238 KERNEL_ARCH=${KERNEL_ARCH:=arm}
239 KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="zImage"}
240
241 #Raspberry setting grouped by board compability
242 if [ "$RPI_MODEL" = 0 ] || [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] ; then
243 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armel"
244 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi_defconfig}
245 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
246 RELEASE_ARCH=${RELEASE_ARCH:=armel}
247 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel.img}
248 CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabi-}
249 elif [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then
250 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armhf"
251 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcm2709_defconfig}
252 RELEASE_ARCH=${RELEASE_ARCH:=armhf}
253 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img}
254 CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabihf-}
255 fi
256
257 #Device specific configuration
258 case "$RPI_MODEL" in
259 0)
260 DTB_FILE=${DTB_FILE:=bcm2708-rpi-0-w.dtb} ;;
261 1)
262 DTB_FILE=${DTB_FILE:=bcm2708-rpi-b.dtb} ;;
263 1P)
264 DTB_FILE=${DTB_FILE:=bcm2708-rpi-b-plus.dtb} ;;
265 2)
266 DTB_FILE=${DTB_FILE:=bcm2709-rpi-2-b.dtb}
267 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_2_defconfig}
268 #Precompiled Kernel rpi2
269 COLLABORA_KERNEL=${COLLABORA_KERNEL:=3.18.0-trunk-rpi2}
270 ;;
271 3)
272 DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}
273 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_32b_defconfig}
274 ;;
275 3P
276 DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}
277 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_32b_defconfig}
278 ;;
279 *)
276 280 echo "error: Raspberry Pi model ${RPI_MODEL} is not supported!"
277 281 exit 1
282 ;;
283 esac
284 fi
285 else
286 echo "error: Please set '32' or '64' as value for SET_ARCH"
287 exit 1
278 288 fi
279 289
280 290 # Check if the internal wireless interface is supported by the RPi model
281 291 if [ "$ENABLE_WIRELESS" = true ] && ([ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] || [ "$RPI_MODEL" = 2 ]); then
282
283 292 echo "error: The selected Raspberry Pi model has no internal wireless interface"
284 293 exit 1
294 else
295 echo "Raspberry Pi model"
285 296 fi
286 297
287 298 # Check if DISABLE_UNDERVOLT_WARNINGS parameter value is supported
288 299 if [ ! -z "$DISABLE_UNDERVOLT_WARNINGS" ] ; then
289 300 if [ "$DISABLE_UNDERVOLT_WARNINGS" != 1 ] && [ "$DISABLE_UNDERVOLT_WARNINGS" != 2 ] ; then
290 301 echo "error: DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS} is not supported"
291 302 exit 1
292 303 fi
293 304 fi
294 305
295 # Build RPi2/3 Linux kernel if required by Debian release
296 if [ "$RELEASE" = "stretch" ] || [ "$RELEASE" = "buster" ] ; then
297 BUILD_KERNEL=true
298 fi
299
300 # Add packages required for kernel cross compilation
301 if [ "$BUILD_KERNEL" = true ] ; then
302 if [ "$KERNEL_ARCH" = "arm" ] ; then
303 if [ "$RELEASE_ARCH" = "armel" ]; then
304 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armel"
305 fi
306 if [ "$RELEASE_ARCH" = "armhf" ]; then
307 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armhf"
308 fi
309 if [ "$RELEASE_ARCH" = "arm64" ]; then
310 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-arm64"
311 fi
312 fi
313 fi
314
315 306 # Add libncurses5 to enable kernel menuconfig
316 307 if [ "$KERNEL_MENUCONFIG" = true ] ; then
317 308 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} libncurses5-dev"
318 309 fi
319 310
320 311 # Add ccache compiler cache for (faster) kernel cross (re)compilation
321 312 if [ "$KERNEL_CCACHE" = true ] ; then
322 313 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} ccache"
323 314 fi
324 315
325 316 # Add cryptsetup package to enable filesystem encryption
326 317 if [ "$ENABLE_CRYPTFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
327 318 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cryptsetup"
328 319 APT_INCLUDES="${APT_INCLUDES},cryptsetup,busybox,console-setup"
329 320
330 321 if [ -z "$CRYPTFS_PASSWORD" ] ; then
331 322 echo "error: no password defined (CRYPTFS_PASSWORD)!"
332 323 exit 1
333 324 fi
334 325 ENABLE_INITRAMFS=true
335 326 fi
336 327
337 328 # Add initramfs generation tools
338 329 if [ "$ENABLE_INITRAMFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
339 330 APT_INCLUDES="${APT_INCLUDES},initramfs-tools"
340 331 fi
341 332
342 333 # Add device-tree-compiler required for building the U-Boot bootloader
343 334 if [ "$ENABLE_UBOOT" = true ] ; then
344 335 APT_INCLUDES="${APT_INCLUDES},device-tree-compiler,bison,flex"
345 336 fi
346 337
347 338 # Check if root SSH (v2) public key file exists
348 339 if [ ! -z "$SSH_ROOT_PUB_KEY" ] ; then
349 340 if [ ! -f "$SSH_ROOT_PUB_KEY" ] ; then
350 341 echo "error: '$SSH_ROOT_PUB_KEY' specified SSH public key file not found (SSH_ROOT_PUB_KEY)!"
351 342 exit 1
352 343 fi
353 344 fi
354 345
355 346 # Check if $USER_NAME SSH (v2) public key file exists
356 347 if [ ! -z "$SSH_USER_PUB_KEY" ] ; then
357 348 if [ ! -f "$SSH_USER_PUB_KEY" ] ; then
358 349 echo "error: '$SSH_USER_PUB_KEY' specified SSH public key file not found (SSH_USER_PUB_KEY)!"
359 350 exit 1
360 351 fi
361 352 fi
362 353
363 354 # Check if all required packages are installed on the build system
364 355 for package in $REQUIRED_PACKAGES ; do
365 356 if [ "`dpkg-query -W -f='${Status}' $package`" != "install ok installed" ] ; then
366 357 MISSING_PACKAGES="${MISSING_PACKAGES} $package"
367 358 fi
368 359 done
369 360
370 361 # If there are missing packages ask confirmation for install, or exit
371 362 if [ -n "$MISSING_PACKAGES" ] ; then
372 363 echo "the following packages needed by this script are not installed:"
373 364 echo "$MISSING_PACKAGES"
374 365
375 366 echo -n "\ndo you want to install the missing packages right now? [y/n] "
376 367 read confirm
377 368 [ "$confirm" != "y" ] && exit 1
378 369
379 370 # Make sure all missing required packages are installed
380 371 apt-get -qq -y install ${MISSING_PACKAGES}
381 372 fi
382 373
383 374 # Check if ./bootstrap.d directory exists
384 375 if [ ! -d "./bootstrap.d/" ] ; then
385 376 echo "error: './bootstrap.d' required directory not found!"
386 377 exit 1
387 378 fi
388 379
389 380 # Check if ./files directory exists
390 381 if [ ! -d "./files/" ] ; then
391 382 echo "error: './files' required directory not found!"
392 383 exit 1
393 384 fi
394 385
395 386 # Check if specified KERNELSRC_DIR directory exists
396 387 if [ -n "$KERNELSRC_DIR" ] && [ ! -d "$KERNELSRC_DIR" ] ; then
397 388 echo "error: '${KERNELSRC_DIR}' specified directory not found (KERNELSRC_DIR)!"
398 389 exit 1
399 390 fi
400 391
401 392 # Check if specified UBOOTSRC_DIR directory exists
402 393 if [ -n "$UBOOTSRC_DIR" ] && [ ! -d "$UBOOTSRC_DIR" ] ; then
403 394 echo "error: '${UBOOTSRC_DIR}' specified directory not found (UBOOTSRC_DIR)!"
404 395 exit 1
405 396 fi
406 397
407 398 # Check if specified FBTURBOSRC_DIR directory exists
408 399 if [ -n "$FBTURBOSRC_DIR" ] && [ ! -d "$FBTURBOSRC_DIR" ] ; then
409 400 echo "error: '${FBTURBOSRC_DIR}' specified directory not found (FBTURBOSRC_DIR)!"
410 401 exit 1
411 402 fi
412 403
413 404 # Check if specified CHROOT_SCRIPTS directory exists
414 405 if [ -n "$CHROOT_SCRIPTS" ] && [ ! -d "$CHROOT_SCRIPTS" ] ; then
415 406 echo "error: ${CHROOT_SCRIPTS} specified directory not found (CHROOT_SCRIPTS)!"
416 407 exit 1
417 408 fi
418 409
419 410 # Check if specified device mapping already exists (will be used by cryptsetup)
420 411 if [ -r "/dev/mapping/${CRYPTFS_MAPPING}" ] ; then
421 412 echo "error: mapping /dev/mapping/${CRYPTFS_MAPPING} already exists, not proceeding"
422 413 exit 1
423 414 fi
424 415
425 416 # Don't clobber an old build
426 417 if [ -e "$BUILDDIR" ] ; then
427 418 echo "error: directory ${BUILDDIR} already exists, not proceeding"
428 419 exit 1
429 420 fi
430 421
431 422 # Setup chroot directory
432 423 mkdir -p "${R}"
433 424
434 425 # Check if build directory has enough of free disk space >512MB
435 426 if [ "$(df --output=avail ${BUILDDIR} | sed "1d")" -le "524288" ] ; then
436 427 echo "error: ${BUILDDIR} not enough space left to generate the output image!"
437 428 exit 1
438 429 fi
439 430
440 431 set -x
441 432
442 433 # Call "cleanup" function on various signals and errors
443 434 trap cleanup 0 1 2 3 6
444 435
445 436 # Add required packages for the minbase installation
446 437 if [ "$ENABLE_MINBASE" = true ] ; then
447 438 APT_INCLUDES="${APT_INCLUDES},vim-tiny,netbase,net-tools,ifupdown"
448 439 fi
449 440
450 441 # Add required locales packages
451 442 if [ "$DEFLOCAL" != "en_US.UTF-8" ] ; then
452 443 APT_INCLUDES="${APT_INCLUDES},locales,keyboard-configuration,console-setup"
453 444 fi
454 445
455 446 # Add parted package, required to get partprobe utility
456 447 if [ "$EXPANDROOT" = true ] ; then
457 448 APT_INCLUDES="${APT_INCLUDES},parted"
458 449 fi
459 450
460 451 # Add dbus package, recommended if using systemd
461 452 if [ "$ENABLE_DBUS" = true ] ; then
462 453 APT_INCLUDES="${APT_INCLUDES},dbus"
463 454 fi
464 455
465 456 # Add iptables IPv4/IPv6 package
466 457 if [ "$ENABLE_IPTABLES" = true ] ; then
467 458 APT_INCLUDES="${APT_INCLUDES},iptables"
468 459 fi
469 460
470 461 # Add openssh server package
471 462 if [ "$ENABLE_SSHD" = true ] ; then
472 463 APT_INCLUDES="${APT_INCLUDES},openssh-server"
473 464 fi
474 465
475 466 # Add alsa-utils package
476 467 if [ "$ENABLE_SOUND" = true ] ; then
477 468 APT_INCLUDES="${APT_INCLUDES},alsa-utils"
478 469 fi
479 470
480 471 # Add rng-tools package
481 472 if [ "$ENABLE_HWRANDOM" = true ] ; then
482 473 APT_INCLUDES="${APT_INCLUDES},rng-tools"
483 474 fi
484 475
485 476 # Add fbturbo video driver
486 477 if [ "$ENABLE_FBTURBO" = true ] ; then
487 478 # Enable xorg package dependencies
488 479 ENABLE_XORG=true
489 480 fi
490 481
491 482 # Add user defined window manager package
492 483 if [ -n "$ENABLE_WM" ] ; then
493 484 APT_INCLUDES="${APT_INCLUDES},${ENABLE_WM}"
494 485
495 486 # Enable xorg package dependencies
496 487 ENABLE_XORG=true
497 488 fi
498 489
499 490 # Add xorg package
500 491 if [ "$ENABLE_XORG" = true ] ; then
501 492 APT_INCLUDES="${APT_INCLUDES},xorg,dbus-x11"
502 493 fi
503 494
504 495 # Replace selected packages with smaller clones
505 496 if [ "$ENABLE_REDUCE" = true ] ; then
506 497 # Add levee package instead of vim-tiny
507 498 if [ "$REDUCE_VIM" = true ] ; then
508 499 APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/vim-tiny/levee/")"
509 500 fi
510 501
511 502 # Add dropbear package instead of openssh-server
512 503 if [ "$REDUCE_SSHD" = true ] ; then
513 504 APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/openssh-server/dropbear/")"
514 505 fi
515 506 fi
516 507
517 508 if [ "$RELEASE" != "jessie" ] ; then
518 509 APT_INCLUDES="${APT_INCLUDES},libnss-systemd"
519 510 fi
520 511
521 512 # Configure kernel sources if no KERNELSRC_DIR
522 513 if [ "$BUILD_KERNEL" = true ] && [ -z "$KERNELSRC_DIR" ] ; then
523 514 KERNELSRC_CONFIG=true
524 515 fi
525 516
526 517 # Configure reduced kernel
527 518 if [ "$KERNEL_REDUCE" = true ] ; then
528 519 KERNELSRC_CONFIG=false
529 520 fi
530 521
531 522 # Configure qemu compatible kernel
532 523 if [ "$ENABLE_QEMU" = true ] ; then
533 524 DTB_FILE=vexpress-v2p-ca15_a7.dtb
534 525 UBOOT_CONFIG=vexpress_ca15_tc2_defconfig
535 526 KERNEL_DEFCONFIG="vexpress_defconfig"
536 527 if [ "$KERNEL_MENUCONFIG" = false ] ; then
537 528 KERNEL_OLDDEFCONFIG=true
538 529 fi
539 530 fi
540 531
541 532 # Execute bootstrap scripts
542 533 for SCRIPT in bootstrap.d/*.sh; do
543 534 head -n 3 "$SCRIPT"
544 535 . "$SCRIPT"
545 536 done
546 537
547 538 ## Execute custom bootstrap scripts
548 539 if [ -d "custom.d" ] ; then
549 540 for SCRIPT in custom.d/*.sh; do
550 541 . "$SCRIPT"
551 542 done
552 543 fi
553 544
554 545 # Execute custom scripts inside the chroot
555 546 if [ -n "$CHROOT_SCRIPTS" ] && [ -d "$CHROOT_SCRIPTS" ] ; then
556 547 cp -r "${CHROOT_SCRIPTS}" "${R}/chroot_scripts"
557 548 chroot_exec /bin/bash -x <<'EOF'
558 549 for SCRIPT in /chroot_scripts/* ; do
559 550 if [ -f $SCRIPT -a -x $SCRIPT ] ; then
560 551 $SCRIPT
561 552 fi
562 553 done
563 554 EOF
564 555 rm -rf "${R}/chroot_scripts"
565 556 fi
566 557
567 558 # Remove c/c++ build environment from the chroot
568 559 chroot_remove_cc
569 560
570 561 # Remove apt-utils
571 562 if [ "$RELEASE" = "jessie" ] ; then
572 563 chroot_exec apt-get purge -qq -y --force-yes apt-utils
573 564 fi
574 565
575 566 # Generate required machine-id
576 567 MACHINE_ID=$(dbus-uuidgen)
577 568 echo -n "${MACHINE_ID}" > "${R}/var/lib/dbus/machine-id"
578 569 echo -n "${MACHINE_ID}" > "${ETC_DIR}/machine-id"
579 570
580 571 # APT Cleanup
581 572 chroot_exec apt-get -y clean
582 573 chroot_exec apt-get -y autoclean
583 574 chroot_exec apt-get -y autoremove
584 575
585 576 # Unmount mounted filesystems
586 577 umount -l "${R}/proc"
587 578 umount -l "${R}/sys"
588 579
589 580 # Clean up directories
590 581 rm -rf "${R}/run/*"
591 582 rm -rf "${R}/tmp/*"
592 583
593 584 # Clean up files
594 585 rm -f "${ETC_DIR}/ssh/ssh_host_*"
595 586 rm -f "${ETC_DIR}/dropbear/dropbear_*"
596 587 rm -f "${ETC_DIR}/apt/sources.list.save"
597 588 rm -f "${ETC_DIR}/resolvconf/resolv.conf.d/original"
598 589 rm -f "${ETC_DIR}/*-"
599 590 rm -f "${ETC_DIR}/apt/apt.conf.d/10proxy"
600 591 rm -f "${ETC_DIR}/resolv.conf"
601 592 rm -f "${R}/root/.bash_history"
602 593 rm -f "${R}/var/lib/urandom/random-seed"
603 594 rm -f "${R}/initrd.img"
604 595 rm -f "${R}/vmlinuz"
605 596 rm -f "${R}${QEMU_BINARY}"
606 597
607 598 if [ "$ENABLE_QEMU" = true ] ; then
608 599 # Setup QEMU directory
609 600 mkdir "${BASEDIR}/qemu"
610 601
611 602 # Copy kernel image to QEMU directory
612 603 install_readonly "${BOOT_DIR}/${KERNEL_IMAGE}" "${BASEDIR}/qemu/${KERNEL_IMAGE}"
613 604
614 605 # Copy kernel config to QEMU directory
615 606 install_readonly "${R}/boot/config-${KERNEL_VERSION}" "${BASEDIR}/qemu/config-${KERNEL_VERSION}"
616 607
617 608 # Copy kernel dtbs to QEMU directory
618 609 for dtb in "${BOOT_DIR}/"*.dtb ; do
619 610 if [ -f "${dtb}" ] ; then
620 611 install_readonly "${dtb}" "${BASEDIR}/qemu/"
621 612 fi
622 613 done
623 614
624 615 # Copy kernel overlays to QEMU directory
625 616 if [ -d "${BOOT_DIR}/overlays" ] ; then
626 617 # Setup overlays dtbs directory
627 618 mkdir "${BASEDIR}/qemu/overlays"
628 619
629 620 for dtb in "${BOOT_DIR}/overlays/"*.dtb ; do
630 621 if [ -f "${dtb}" ] ; then
631 622 install_readonly "${dtb}" "${BASEDIR}/qemu/overlays/"
632 623 fi
633 624 done
634 625 fi
635 626
636 627 # Copy u-boot files to QEMU directory
637 628 if [ "$ENABLE_UBOOT" = true ] ; then
638 629 if [ -f "${BOOT_DIR}/u-boot.bin" ] ; then
639 630 install_readonly "${BOOT_DIR}/u-boot.bin" "${BASEDIR}/qemu/u-boot.bin"
640 631 fi
641 632 if [ -f "${BOOT_DIR}/uboot.mkimage" ] ; then
642 633 install_readonly "${BOOT_DIR}/uboot.mkimage" "${BASEDIR}/qemu/uboot.mkimage"
643 634 fi
644 635 if [ -f "${BOOT_DIR}/boot.scr" ] ; then
645 636 install_readonly "${BOOT_DIR}/boot.scr" "${BASEDIR}/qemu/boot.scr"
646 637 fi
647 638 fi
648 639
649 640 # Copy initramfs to QEMU directory
650 641 if [ -f "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" ] ; then
651 642 install_readonly "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" "${BASEDIR}/qemu/initramfs-${KERNEL_VERSION}"
652 643 fi
653 644 fi
654 645
655 646 # Calculate size of the chroot directory in KB
656 647 CHROOT_SIZE=$(expr `du -s "${R}" | awk '{ print $1 }'`)
657 648
658 649 # Calculate the amount of needed 512 Byte sectors
659 650 TABLE_SECTORS=$(expr 1 \* 1024 \* 1024 \/ 512)
660 651 FRMW_SECTORS=$(expr 64 \* 1024 \* 1024 \/ 512)
661 652 ROOT_OFFSET=$(expr ${TABLE_SECTORS} + ${FRMW_SECTORS})
662 653
663 654 # The root partition is EXT4
664 655 # This means more space than the actual used space of the chroot is used.
665 656 # As overhead for journaling and reserved blocks 35% are added.
666 657 ROOT_SECTORS=$(expr $(expr ${CHROOT_SIZE} + ${CHROOT_SIZE} \/ 100 \* 35) \* 1024 \/ 512)
667 658
668 659 # Calculate required image size in 512 Byte sectors
669 660 IMAGE_SECTORS=$(expr ${TABLE_SECTORS} + ${FRMW_SECTORS} + ${ROOT_SECTORS})
670 661
671 662 # Prepare image file
672 663 if [ "$ENABLE_SPLITFS" = true ] ; then
673 664 dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count=${TABLE_SECTORS}
674 665 dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count=0 seek=${FRMW_SECTORS}
675 666 dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count=${TABLE_SECTORS}
676 667 dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count=0 seek=${ROOT_SECTORS}
677 668
678 669 # Write firmware/boot partition tables
679 670 sfdisk -q -L -uS -f "$IMAGE_NAME-frmw.img" 2> /dev/null <<EOM
680 671 ${TABLE_SECTORS},${FRMW_SECTORS},c,*
681 672 EOM
682 673
683 674 # Write root partition table
684 675 sfdisk -q -L -uS -f "$IMAGE_NAME-root.img" 2> /dev/null <<EOM
685 676 ${TABLE_SECTORS},${ROOT_SECTORS},83
686 677 EOM
687 678
688 679 # Setup temporary loop devices
689 680 FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show $IMAGE_NAME-frmw.img)"
690 681 ROOT_LOOP="$(losetup -o 1M -f --show $IMAGE_NAME-root.img)"
691 682 else # ENABLE_SPLITFS=false
692 683 dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count=${TABLE_SECTORS}
693 684 dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count=0 seek=${IMAGE_SECTORS}
694 685
695 686 # Write partition table
696 687 sfdisk -q -L -uS -f "$IMAGE_NAME.img" 2> /dev/null <<EOM
697 688 ${TABLE_SECTORS},${FRMW_SECTORS},c,*
698 689 ${ROOT_OFFSET},${ROOT_SECTORS},83
699 690 EOM
700 691
701 692 # Setup temporary loop devices
702 693 FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show $IMAGE_NAME.img)"
703 694 ROOT_LOOP="$(losetup -o 65M -f --show $IMAGE_NAME.img)"
704 695 fi
705 696
706 697 if [ "$ENABLE_CRYPTFS" = true ] ; then
707 698 # Create dummy ext4 fs
708 699 mkfs.ext4 "$ROOT_LOOP"
709 700
710 701 # Setup password keyfile
711 702 touch .password
712 703 chmod 600 .password
713 704 echo -n ${CRYPTFS_PASSWORD} > .password
714 705
715 706 # Initialize encrypted partition
716 707 echo "YES" | cryptsetup luksFormat "${ROOT_LOOP}" -c "${CRYPTFS_CIPHER}" -s "${CRYPTFS_XTSKEYSIZE}" .password
717 708
718 709 # Open encrypted partition and setup mapping
719 710 cryptsetup luksOpen "${ROOT_LOOP}" -d .password "${CRYPTFS_MAPPING}"
720 711
721 712 # Secure delete password keyfile
722 713 shred -zu .password
723 714
724 715 # Update temporary loop device
725 716 ROOT_LOOP="/dev/mapper/${CRYPTFS_MAPPING}"
726 717
727 718 # Wipe encrypted partition (encryption cipher is used for randomness)
728 719 dd if=/dev/zero of="${ROOT_LOOP}" bs=512 count=$(blockdev --getsz "${ROOT_LOOP}")
729 720 fi
730 721
731 722 # Build filesystems
732 723 mkfs.vfat "$FRMW_LOOP"
733 724 mkfs.ext4 "$ROOT_LOOP"
734 725
735 726 # Mount the temporary loop devices
736 727 mkdir -p "$BUILDDIR/mount"
737 728 mount "$ROOT_LOOP" "$BUILDDIR/mount"
738 729
739 730 mkdir -p "$BUILDDIR/mount/boot/firmware"
740 731 mount "$FRMW_LOOP" "$BUILDDIR/mount/boot/firmware"
741 732
742 733 # Copy all files from the chroot to the loop device mount point directory
743 734 rsync -a "${R}/" "$BUILDDIR/mount/"
744 735
745 736 # Unmount all temporary loop devices and mount points
746 737 cleanup
747 738
748 739 # Create block map file(s) of image(s)
749 740 if [ "$ENABLE_SPLITFS" = true ] ; then
750 741 # Create block map files for "bmaptool"
751 742 bmaptool create -o "$IMAGE_NAME-frmw.bmap" "$IMAGE_NAME-frmw.img"
752 743 bmaptool create -o "$IMAGE_NAME-root.bmap" "$IMAGE_NAME-root.img"
753 744
754 745 # Image was successfully created
755 746 echo "$IMAGE_NAME-frmw.img ($(expr \( ${TABLE_SECTORS} + ${FRMW_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
756 747 echo "$IMAGE_NAME-root.img ($(expr \( ${TABLE_SECTORS} + ${ROOT_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
757 748 else
758 749 # Create block map file for "bmaptool"
759 750 bmaptool create -o "$IMAGE_NAME.bmap" "$IMAGE_NAME.img"
760 751
761 752 # Image was successfully created
762 753 echo "$IMAGE_NAME.img ($(expr \( ${TABLE_SECTORS} + ${FRMW_SECTORS} + ${ROOT_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
763 754
764 755 # Create qemu qcow2 image
765 756 if [ "$ENABLE_QEMU" = true ] ; then
766 757 QEMU_IMAGE=${QEMU_IMAGE:=${BASEDIR}/qemu/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
767 758 QEMU_SIZE=16G
768 759
769 760 qemu-img convert -f raw -O qcow2 $IMAGE_NAME.img $QEMU_IMAGE.qcow2
770 761 qemu-img resize $QEMU_IMAGE.qcow2 $QEMU_SIZE
771 762
772 763 echo "$QEMU_IMAGE.qcow2 ($QEMU_SIZE)" ": successfully created"
773 764 fi
774 765 fi
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