##// END OF EJS Templates
Fixed: Remove empty .ssh directories
drtyhlpr -
r124:b9b25fc2967a
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@@ -1,621 +1,631
1 #!/bin/sh
1 #!/bin/sh
2
2
3 ########################################################################
3 ########################################################################
4 # rpi23-gen-image.sh 2015-2017
4 # rpi23-gen-image.sh 2015-2017
5 #
5 #
6 # Advanced Debian "jessie" and "stretch" bootstrap script for RPi2/3
6 # Advanced Debian "jessie" and "stretch" bootstrap script for RPi2/3
7 #
7 #
8 # This program is free software; you can redistribute it and/or
8 # This program is free software; you can redistribute it and/or
9 # modify it under the terms of the GNU General Public License
9 # modify it under the terms of the GNU General Public License
10 # as published by the Free Software Foundation; either version 2
10 # as published by the Free Software Foundation; either version 2
11 # of the License, or (at your option) any later version.
11 # of the License, or (at your option) any later version.
12 #
12 #
13 # Copyright (C) 2015 Jan Wagner <mail@jwagner.eu>
13 # Copyright (C) 2015 Jan Wagner <mail@jwagner.eu>
14 #
14 #
15 # Big thanks for patches and enhancements by 10+ github contributors!
15 # Big thanks for patches and enhancements by 10+ github contributors!
16 ########################################################################
16 ########################################################################
17
17
18 # Are we running as root?
18 # Are we running as root?
19 if [ "$(id -u)" -ne "0" ] ; then
19 if [ "$(id -u)" -ne "0" ] ; then
20 echo "error: this script must be executed with root privileges!"
20 echo "error: this script must be executed with root privileges!"
21 exit 1
21 exit 1
22 fi
22 fi
23
23
24 # Check if ./functions.sh script exists
24 # Check if ./functions.sh script exists
25 if [ ! -r "./functions.sh" ] ; then
25 if [ ! -r "./functions.sh" ] ; then
26 echo "error: './functions.sh' required script not found!"
26 echo "error: './functions.sh' required script not found!"
27 exit 1
27 exit 1
28 fi
28 fi
29
29
30 # Load utility functions
30 # Load utility functions
31 . ./functions.sh
31 . ./functions.sh
32
32
33 # Load parameters from configuration template file
33 # Load parameters from configuration template file
34 if [ ! -z "$CONFIG_TEMPLATE" ] ; then
34 if [ ! -z "$CONFIG_TEMPLATE" ] ; then
35 use_template
35 use_template
36 fi
36 fi
37
37
38 # Introduce settings
38 # Introduce settings
39 set -e
39 set -e
40 echo -n -e "\n#\n# RPi2/3 Bootstrap Settings\n#\n"
40 echo -n -e "\n#\n# RPi2/3 Bootstrap Settings\n#\n"
41 set -x
41 set -x
42
42
43 # Raspberry Pi model configuration
43 # Raspberry Pi model configuration
44 RPI_MODEL=${RPI_MODEL:=2}
44 RPI_MODEL=${RPI_MODEL:=2}
45 RPI2_DTB_FILE=${RPI2_DTB_FILE:=bcm2709-rpi-2-b.dtb}
45 RPI2_DTB_FILE=${RPI2_DTB_FILE:=bcm2709-rpi-2-b.dtb}
46 RPI2_UBOOT_CONFIG=${RPI2_UBOOT_CONFIG:=rpi_2_defconfig}
46 RPI2_UBOOT_CONFIG=${RPI2_UBOOT_CONFIG:=rpi_2_defconfig}
47 RPI3_DTB_FILE=${RPI3_DTB_FILE:=bcm2710-rpi-3-b.dtb}
47 RPI3_DTB_FILE=${RPI3_DTB_FILE:=bcm2710-rpi-3-b.dtb}
48 RPI3_UBOOT_CONFIG=${RPI3_UBOOT_CONFIG:=rpi_3_32b_defconfig}
48 RPI3_UBOOT_CONFIG=${RPI3_UBOOT_CONFIG:=rpi_3_32b_defconfig}
49
49
50 # Debian release
50 # Debian release
51 RELEASE=${RELEASE:=jessie}
51 RELEASE=${RELEASE:=jessie}
52 KERNEL_ARCH=${KERNEL_ARCH:=arm}
52 KERNEL_ARCH=${KERNEL_ARCH:=arm}
53 RELEASE_ARCH=${RELEASE_ARCH:=armhf}
53 RELEASE_ARCH=${RELEASE_ARCH:=armhf}
54 CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabihf-}
54 CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabihf-}
55 COLLABORA_KERNEL=${COLLABORA_KERNEL:=3.18.0-trunk-rpi2}
55 COLLABORA_KERNEL=${COLLABORA_KERNEL:=3.18.0-trunk-rpi2}
56 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcm2709_defconfig}
56 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcm2709_defconfig}
57 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img}
57 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img}
58 QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-arm-static}
58 QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-arm-static}
59
59
60 # URLs
60 # URLs
61 KERNEL_URL=${KERNEL_URL:=https://github.com/raspberrypi/linux}
61 KERNEL_URL=${KERNEL_URL:=https://github.com/raspberrypi/linux}
62 FIRMWARE_URL=${FIRMWARE_URL:=https://github.com/raspberrypi/firmware/raw/master/boot}
62 FIRMWARE_URL=${FIRMWARE_URL:=https://github.com/raspberrypi/firmware/raw/master/boot}
63 WLAN_FIRMWARE_URL=${WLAN_FIRMWARE_URL:=https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm80211/brcm}
63 WLAN_FIRMWARE_URL=${WLAN_FIRMWARE_URL:=https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm80211/brcm}
64 COLLABORA_URL=${COLLABORA_URL:=https://repositories.collabora.co.uk/debian}
64 COLLABORA_URL=${COLLABORA_URL:=https://repositories.collabora.co.uk/debian}
65 FBTURBO_URL=${FBTURBO_URL:=https://github.com/ssvb/xf86-video-fbturbo.git}
65 FBTURBO_URL=${FBTURBO_URL:=https://github.com/ssvb/xf86-video-fbturbo.git}
66 UBOOT_URL=${UBOOT_URL:=git://git.denx.de/u-boot.git}
66 UBOOT_URL=${UBOOT_URL:=git://git.denx.de/u-boot.git}
67
67
68 # Build directories
68 # Build directories
69 BASEDIR="$(pwd)/images/${RELEASE}"
69 BASEDIR="$(pwd)/images/${RELEASE}"
70 BUILDDIR="${BASEDIR}/build"
70 BUILDDIR="${BASEDIR}/build"
71
71
72 # Chroot directories
72 # Chroot directories
73 R="${BUILDDIR}/chroot"
73 R="${BUILDDIR}/chroot"
74 ETC_DIR="${R}/etc"
74 ETC_DIR="${R}/etc"
75 LIB_DIR="${R}/lib"
75 LIB_DIR="${R}/lib"
76 BOOT_DIR="${R}/boot/firmware"
76 BOOT_DIR="${R}/boot/firmware"
77 KERNEL_DIR="${R}/usr/src/linux"
77 KERNEL_DIR="${R}/usr/src/linux"
78 WLAN_FIRMWARE_DIR="${R}/lib/firmware/brcm"
78 WLAN_FIRMWARE_DIR="${R}/lib/firmware/brcm"
79
79
80 # Firmware directory: Blank if download from github
80 # Firmware directory: Blank if download from github
81 RPI_FIRMWARE_DIR=${RPI_FIRMWARE_DIR:=""}
81 RPI_FIRMWARE_DIR=${RPI_FIRMWARE_DIR:=""}
82
82
83 # General settings
83 # General settings
84 HOSTNAME=${HOSTNAME:=rpi${RPI_MODEL}-${RELEASE}}
84 HOSTNAME=${HOSTNAME:=rpi${RPI_MODEL}-${RELEASE}}
85 PASSWORD=${PASSWORD:=raspberry}
85 PASSWORD=${PASSWORD:=raspberry}
86 USER_PASSWORD=${USER_PASSWORD:=raspberry}
86 USER_PASSWORD=${USER_PASSWORD:=raspberry}
87 DEFLOCAL=${DEFLOCAL:="en_US.UTF-8"}
87 DEFLOCAL=${DEFLOCAL:="en_US.UTF-8"}
88 TIMEZONE=${TIMEZONE:="Europe/Berlin"}
88 TIMEZONE=${TIMEZONE:="Europe/Berlin"}
89 EXPANDROOT=${EXPANDROOT:=true}
89 EXPANDROOT=${EXPANDROOT:=true}
90
90
91 # Keyboard settings
91 # Keyboard settings
92 XKB_MODEL=${XKB_MODEL:=""}
92 XKB_MODEL=${XKB_MODEL:=""}
93 XKB_LAYOUT=${XKB_LAYOUT:=""}
93 XKB_LAYOUT=${XKB_LAYOUT:=""}
94 XKB_VARIANT=${XKB_VARIANT:=""}
94 XKB_VARIANT=${XKB_VARIANT:=""}
95 XKB_OPTIONS=${XKB_OPTIONS:=""}
95 XKB_OPTIONS=${XKB_OPTIONS:=""}
96
96
97 # Network settings (DHCP)
97 # Network settings (DHCP)
98 ENABLE_DHCP=${ENABLE_DHCP:=true}
98 ENABLE_DHCP=${ENABLE_DHCP:=true}
99
99
100 # Network settings (static)
100 # Network settings (static)
101 NET_ADDRESS=${NET_ADDRESS:=""}
101 NET_ADDRESS=${NET_ADDRESS:=""}
102 NET_GATEWAY=${NET_GATEWAY:=""}
102 NET_GATEWAY=${NET_GATEWAY:=""}
103 NET_DNS_1=${NET_DNS_1:=""}
103 NET_DNS_1=${NET_DNS_1:=""}
104 NET_DNS_2=${NET_DNS_2:=""}
104 NET_DNS_2=${NET_DNS_2:=""}
105 NET_DNS_DOMAINS=${NET_DNS_DOMAINS:=""}
105 NET_DNS_DOMAINS=${NET_DNS_DOMAINS:=""}
106 NET_NTP_1=${NET_NTP_1:=""}
106 NET_NTP_1=${NET_NTP_1:=""}
107 NET_NTP_2=${NET_NTP_2:=""}
107 NET_NTP_2=${NET_NTP_2:=""}
108
108
109 # APT settings
109 # APT settings
110 APT_PROXY=${APT_PROXY:=""}
110 APT_PROXY=${APT_PROXY:=""}
111 APT_SERVER=${APT_SERVER:="ftp.debian.org"}
111 APT_SERVER=${APT_SERVER:="ftp.debian.org"}
112
112
113 # Feature settings
113 # Feature settings
114 ENABLE_CONSOLE=${ENABLE_CONSOLE:=true}
114 ENABLE_CONSOLE=${ENABLE_CONSOLE:=true}
115 ENABLE_IPV6=${ENABLE_IPV6:=true}
115 ENABLE_IPV6=${ENABLE_IPV6:=true}
116 ENABLE_SSHD=${ENABLE_SSHD:=true}
116 ENABLE_SSHD=${ENABLE_SSHD:=true}
117 ENABLE_NONFREE=${ENABLE_NONFREE:=false}
117 ENABLE_NONFREE=${ENABLE_NONFREE:=false}
118 ENABLE_WIRELESS=${ENABLE_WIRELESS:=false}
118 ENABLE_WIRELESS=${ENABLE_WIRELESS:=false}
119 ENABLE_SOUND=${ENABLE_SOUND:=true}
119 ENABLE_SOUND=${ENABLE_SOUND:=true}
120 ENABLE_DBUS=${ENABLE_DBUS:=true}
120 ENABLE_DBUS=${ENABLE_DBUS:=true}
121 ENABLE_HWRANDOM=${ENABLE_HWRANDOM:=true}
121 ENABLE_HWRANDOM=${ENABLE_HWRANDOM:=true}
122 ENABLE_MINGPU=${ENABLE_MINGPU:=false}
122 ENABLE_MINGPU=${ENABLE_MINGPU:=false}
123 ENABLE_XORG=${ENABLE_XORG:=false}
123 ENABLE_XORG=${ENABLE_XORG:=false}
124 ENABLE_WM=${ENABLE_WM:=""}
124 ENABLE_WM=${ENABLE_WM:=""}
125 ENABLE_RSYSLOG=${ENABLE_RSYSLOG:=true}
125 ENABLE_RSYSLOG=${ENABLE_RSYSLOG:=true}
126 ENABLE_USER=${ENABLE_USER:=true}
126 ENABLE_USER=${ENABLE_USER:=true}
127 USER_NAME=${USER_NAME:="pi"}
127 USER_NAME=${USER_NAME:="pi"}
128 ENABLE_ROOT=${ENABLE_ROOT:=false}
128 ENABLE_ROOT=${ENABLE_ROOT:=false}
129
129
130 # SSH settings
130 # SSH settings
131 SSH_ENABLE_ROOT=${SSH_ENABLE_ROOT:=false}
131 SSH_ENABLE_ROOT=${SSH_ENABLE_ROOT:=false}
132 SSH_DISABLE_PASSWORD_AUTH=${SSH_DISABLE_PASSWORD_AUTH:=false}
132 SSH_DISABLE_PASSWORD_AUTH=${SSH_DISABLE_PASSWORD_AUTH:=false}
133 SSH_LIMIT_USERS=${SSH_LIMIT_USERS:=false}
133 SSH_LIMIT_USERS=${SSH_LIMIT_USERS:=false}
134 SSH_ROOT_AUTHORIZED_KEYS=${SSH_ROOT_AUTHORIZED_KEYS:=""}
134 SSH_ROOT_AUTHORIZED_KEYS=${SSH_ROOT_AUTHORIZED_KEYS:=""}
135 SSH_USER_AUTHORIZED_KEYS=${SSH_USER_AUTHORIZED_KEYS:=""}
135 SSH_USER_AUTHORIZED_KEYS=${SSH_USER_AUTHORIZED_KEYS:=""}
136 SSH_ROOT_PUB_KEY=${SSH_ROOT_PUB_KEY:=""}
136 SSH_ROOT_PUB_KEY=${SSH_ROOT_PUB_KEY:=""}
137 SSH_USER_PUB_KEY=${SSH_USER_PUB_KEY:=""}
137 SSH_USER_PUB_KEY=${SSH_USER_PUB_KEY:=""}
138
138
139 # Advanced settings
139 # Advanced settings
140 ENABLE_MINBASE=${ENABLE_MINBASE:=false}
140 ENABLE_MINBASE=${ENABLE_MINBASE:=false}
141 ENABLE_REDUCE=${ENABLE_REDUCE:=false}
141 ENABLE_REDUCE=${ENABLE_REDUCE:=false}
142 ENABLE_UBOOT=${ENABLE_UBOOT:=false}
142 ENABLE_UBOOT=${ENABLE_UBOOT:=false}
143 ENABLE_FBTURBO=${ENABLE_FBTURBO:=false}
143 ENABLE_FBTURBO=${ENABLE_FBTURBO:=false}
144 ENABLE_HARDNET=${ENABLE_HARDNET:=false}
144 ENABLE_HARDNET=${ENABLE_HARDNET:=false}
145 ENABLE_IPTABLES=${ENABLE_IPTABLES:=false}
145 ENABLE_IPTABLES=${ENABLE_IPTABLES:=false}
146 ENABLE_SPLITFS=${ENABLE_SPLITFS:=false}
146 ENABLE_SPLITFS=${ENABLE_SPLITFS:=false}
147 ENABLE_INITRAMFS=${ENABLE_INITRAMFS:=false}
147 ENABLE_INITRAMFS=${ENABLE_INITRAMFS:=false}
148 ENABLE_IFNAMES=${ENABLE_IFNAMES:=true}
148 ENABLE_IFNAMES=${ENABLE_IFNAMES:=true}
149
149
150 # Kernel compilation settings
150 # Kernel compilation settings
151 BUILD_KERNEL=${BUILD_KERNEL:=false}
151 BUILD_KERNEL=${BUILD_KERNEL:=false}
152 KERNEL_REDUCE=${KERNEL_REDUCE:=false}
152 KERNEL_REDUCE=${KERNEL_REDUCE:=false}
153 KERNEL_THREADS=${KERNEL_THREADS:=1}
153 KERNEL_THREADS=${KERNEL_THREADS:=1}
154 KERNEL_HEADERS=${KERNEL_HEADERS:=true}
154 KERNEL_HEADERS=${KERNEL_HEADERS:=true}
155 KERNEL_MENUCONFIG=${KERNEL_MENUCONFIG:=false}
155 KERNEL_MENUCONFIG=${KERNEL_MENUCONFIG:=false}
156 KERNEL_REMOVESRC=${KERNEL_REMOVESRC:=true}
156 KERNEL_REMOVESRC=${KERNEL_REMOVESRC:=true}
157
157
158 # Kernel compilation from source directory settings
158 # Kernel compilation from source directory settings
159 KERNELSRC_DIR=${KERNELSRC_DIR:=""}
159 KERNELSRC_DIR=${KERNELSRC_DIR:=""}
160 KERNELSRC_CLEAN=${KERNELSRC_CLEAN:=false}
160 KERNELSRC_CLEAN=${KERNELSRC_CLEAN:=false}
161 KERNELSRC_CONFIG=${KERNELSRC_CONFIG:=true}
161 KERNELSRC_CONFIG=${KERNELSRC_CONFIG:=true}
162 KERNELSRC_PREBUILT=${KERNELSRC_PREBUILT:=false}
162 KERNELSRC_PREBUILT=${KERNELSRC_PREBUILT:=false}
163
163
164 # Reduce disk usage settings
164 # Reduce disk usage settings
165 REDUCE_APT=${REDUCE_APT:=true}
165 REDUCE_APT=${REDUCE_APT:=true}
166 REDUCE_DOC=${REDUCE_DOC:=true}
166 REDUCE_DOC=${REDUCE_DOC:=true}
167 REDUCE_MAN=${REDUCE_MAN:=true}
167 REDUCE_MAN=${REDUCE_MAN:=true}
168 REDUCE_VIM=${REDUCE_VIM:=false}
168 REDUCE_VIM=${REDUCE_VIM:=false}
169 REDUCE_BASH=${REDUCE_BASH:=false}
169 REDUCE_BASH=${REDUCE_BASH:=false}
170 REDUCE_HWDB=${REDUCE_HWDB:=true}
170 REDUCE_HWDB=${REDUCE_HWDB:=true}
171 REDUCE_SSHD=${REDUCE_SSHD:=true}
171 REDUCE_SSHD=${REDUCE_SSHD:=true}
172 REDUCE_LOCALE=${REDUCE_LOCALE:=true}
172 REDUCE_LOCALE=${REDUCE_LOCALE:=true}
173
173
174 # Encrypted filesystem settings
174 # Encrypted filesystem settings
175 ENABLE_CRYPTFS=${ENABLE_CRYPTFS:=false}
175 ENABLE_CRYPTFS=${ENABLE_CRYPTFS:=false}
176 CRYPTFS_PASSWORD=${CRYPTFS_PASSWORD:=""}
176 CRYPTFS_PASSWORD=${CRYPTFS_PASSWORD:=""}
177 CRYPTFS_MAPPING=${CRYPTFS_MAPPING:="secure"}
177 CRYPTFS_MAPPING=${CRYPTFS_MAPPING:="secure"}
178 CRYPTFS_CIPHER=${CRYPTFS_CIPHER:="aes-xts-plain64:sha512"}
178 CRYPTFS_CIPHER=${CRYPTFS_CIPHER:="aes-xts-plain64:sha512"}
179 CRYPTFS_XTSKEYSIZE=${CRYPTFS_XTSKEYSIZE:=512}
179 CRYPTFS_XTSKEYSIZE=${CRYPTFS_XTSKEYSIZE:=512}
180
180
181 # Stop the Crypto Wars
181 # Stop the Crypto Wars
182 DISABLE_FBI=${DISABLE_FBI:=false}
182 DISABLE_FBI=${DISABLE_FBI:=false}
183
183
184 # Chroot scripts directory
184 # Chroot scripts directory
185 CHROOT_SCRIPTS=${CHROOT_SCRIPTS:=""}
185 CHROOT_SCRIPTS=${CHROOT_SCRIPTS:=""}
186
186
187 # Packages required in the chroot build environment
187 # Packages required in the chroot build environment
188 APT_INCLUDES=${APT_INCLUDES:=""}
188 APT_INCLUDES=${APT_INCLUDES:=""}
189 APT_INCLUDES="${APT_INCLUDES},apt-transport-https,apt-utils,ca-certificates,debian-archive-keyring,dialog,sudo,systemd,sysvinit-utils"
189 APT_INCLUDES="${APT_INCLUDES},apt-transport-https,apt-utils,ca-certificates,debian-archive-keyring,dialog,sudo,systemd,sysvinit-utils"
190
190
191 # Packages required for bootstrapping
191 # Packages required for bootstrapping
192 REQUIRED_PACKAGES="debootstrap debian-archive-keyring qemu-user-static binfmt-support dosfstools rsync bmap-tools whois git bc psmisc"
192 REQUIRED_PACKAGES="debootstrap debian-archive-keyring qemu-user-static binfmt-support dosfstools rsync bmap-tools whois git bc psmisc"
193 MISSING_PACKAGES=""
193 MISSING_PACKAGES=""
194
194
195 set +x
195 set +x
196
196
197 # Set Raspberry Pi model specific configuration
197 # Set Raspberry Pi model specific configuration
198 if [ "$RPI_MODEL" = 2 ] ; then
198 if [ "$RPI_MODEL" = 2 ] ; then
199 DTB_FILE=${RPI2_DTB_FILE}
199 DTB_FILE=${RPI2_DTB_FILE}
200 UBOOT_CONFIG=${RPI2_UBOOT_CONFIG}
200 UBOOT_CONFIG=${RPI2_UBOOT_CONFIG}
201 elif [ "$RPI_MODEL" = 3 ] ; then
201 elif [ "$RPI_MODEL" = 3 ] ; then
202 DTB_FILE=${RPI3_DTB_FILE}
202 DTB_FILE=${RPI3_DTB_FILE}
203 UBOOT_CONFIG=${RPI3_UBOOT_CONFIG}
203 UBOOT_CONFIG=${RPI3_UBOOT_CONFIG}
204 BUILD_KERNEL=true
204 BUILD_KERNEL=true
205 else
205 else
206 echo "error: Raspberry Pi model ${RPI_MODEL} is not supported!"
206 echo "error: Raspberry Pi model ${RPI_MODEL} is not supported!"
207 exit 1
207 exit 1
208 fi
208 fi
209
209
210 # Check if the internal wireless interface is supported by the RPi model
210 # Check if the internal wireless interface is supported by the RPi model
211 if [ "$ENABLE_WIRELESS" = true ] && [ "$RPI_MODEL" != 3 ] ; then
211 if [ "$ENABLE_WIRELESS" = true ] && [ "$RPI_MODEL" != 3 ] ; then
212 echo "error: The selected Raspberry Pi model has no internal wireless interface"
212 echo "error: The selected Raspberry Pi model has no internal wireless interface"
213 exit 1
213 exit 1
214 fi
214 fi
215
215
216 # Set compiler packages and build RPi2/3 Linux kernel if required by Debian release
216 # Set compiler packages and build RPi2/3 Linux kernel if required by Debian release
217 if [ "$RELEASE" = "jessie" ] ; then
217 if [ "$RELEASE" = "jessie" ] ; then
218 COMPILER_PACKAGES="linux-compiler-gcc-4.8-arm g++ make bc"
218 COMPILER_PACKAGES="linux-compiler-gcc-4.8-arm g++ make bc"
219 elif [ "$RELEASE" = "stretch" ] ; then
219 elif [ "$RELEASE" = "stretch" ] ; then
220 COMPILER_PACKAGES="linux-compiler-gcc-5-arm g++ make bc"
220 COMPILER_PACKAGES="linux-compiler-gcc-5-arm g++ make bc"
221 BUILD_KERNEL=true
221 BUILD_KERNEL=true
222 else
222 else
223 echo "error: Debian release ${RELEASE} is not supported!"
223 echo "error: Debian release ${RELEASE} is not supported!"
224 exit 1
224 exit 1
225 fi
225 fi
226
226
227 # Add packages required for kernel cross compilation
227 # Add packages required for kernel cross compilation
228 if [ "$BUILD_KERNEL" = true ] ; then
228 if [ "$BUILD_KERNEL" = true ] ; then
229 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armhf"
229 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armhf"
230 fi
230 fi
231
231
232 # Add libncurses5 to enable kernel menuconfig
232 # Add libncurses5 to enable kernel menuconfig
233 if [ "$KERNEL_MENUCONFIG" = true ] ; then
233 if [ "$KERNEL_MENUCONFIG" = true ] ; then
234 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} libncurses5-dev"
234 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} libncurses5-dev"
235 fi
235 fi
236
236
237 # Stop the Crypto Wars
237 # Stop the Crypto Wars
238 if [ "$DISABLE_FBI" = true ] ; then
238 if [ "$DISABLE_FBI" = true ] ; then
239 ENABLE_CRYPTFS=true
239 ENABLE_CRYPTFS=true
240 fi
240 fi
241
241
242 # Add cryptsetup package to enable filesystem encryption
242 # Add cryptsetup package to enable filesystem encryption
243 if [ "$ENABLE_CRYPTFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
243 if [ "$ENABLE_CRYPTFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
244 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cryptsetup"
244 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cryptsetup"
245 APT_INCLUDES="${APT_INCLUDES},cryptsetup"
245 APT_INCLUDES="${APT_INCLUDES},cryptsetup"
246
246
247 if [ -z "$CRYPTFS_PASSWORD" ] ; then
247 if [ -z "$CRYPTFS_PASSWORD" ] ; then
248 echo "error: no password defined (CRYPTFS_PASSWORD)!"
248 echo "error: no password defined (CRYPTFS_PASSWORD)!"
249 exit 1
249 exit 1
250 fi
250 fi
251 ENABLE_INITRAMFS=true
251 ENABLE_INITRAMFS=true
252 fi
252 fi
253
253
254 # Add initramfs generation tools
254 # Add initramfs generation tools
255 if [ "$ENABLE_INITRAMFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
255 if [ "$ENABLE_INITRAMFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
256 APT_INCLUDES="${APT_INCLUDES},initramfs-tools"
256 APT_INCLUDES="${APT_INCLUDES},initramfs-tools"
257 fi
257 fi
258
258
259 # Add device-tree-compiler required for building the U-Boot bootloader
259 # Add device-tree-compiler required for building the U-Boot bootloader
260 if [ "$ENABLE_UBOOT" = true ] ; then
260 if [ "$ENABLE_UBOOT" = true ] ; then
261 APT_INCLUDES="${APT_INCLUDES},device-tree-compiler"
261 APT_INCLUDES="${APT_INCLUDES},device-tree-compiler"
262 fi
262 fi
263
263
264 # Check if root SSH authorized keys file exists
264 # Check if root SSH authorized keys file exists
265 if [ ! -z "$SSH_ROOT_AUTHORIZED_KEYS" ] ; then
265 if [ ! -z "$SSH_ROOT_AUTHORIZED_KEYS" ] ; then
266 if [ ! -f "$SSH_ROOT_AUTHORIZED_KEYS" ] ; then
266 if [ ! -f "$SSH_ROOT_AUTHORIZED_KEYS" ] ; then
267 echo "error: '$SSH_ROOT_AUTHORIZED_KEYS' specified SSH authorized keys file not found (SSH_ROOT_AUTHORIZED_KEYS)!"
267 echo "error: '$SSH_ROOT_AUTHORIZED_KEYS' specified SSH authorized keys file not found (SSH_ROOT_AUTHORIZED_KEYS)!"
268 exit 1
268 exit 1
269 fi
269 fi
270 fi
270 fi
271
271
272 # Check if $USER_NAME SSH authorized keys file exists
272 # Check if $USER_NAME SSH authorized keys file exists
273 if [ ! -z "$SSH_USER_AUTHORIZED_KEYS" ] ; then
273 if [ ! -z "$SSH_USER_AUTHORIZED_KEYS" ] ; then
274 if [ ! -f "$SSH_USER_AUTHORIZED_KEYS" ] ; then
274 if [ ! -f "$SSH_USER_AUTHORIZED_KEYS" ] ; then
275 echo "error: '$SSH_USER_AUTHORIZED_KEYS' specified SSH authorized keys file not found (SSH_USER_AUTHORIZED_KEYS)!"
275 echo "error: '$SSH_USER_AUTHORIZED_KEYS' specified SSH authorized keys file not found (SSH_USER_AUTHORIZED_KEYS)!"
276 exit 1
276 exit 1
277 fi
277 fi
278 fi
278 fi
279
279
280 # Check if root SSH (v2) public key file exists
280 # Check if root SSH (v2) public key file exists
281 if [ ! -z "$SSH_ROOT_PUB_KEY" ] ; then
281 if [ ! -z "$SSH_ROOT_PUB_KEY" ] ; then
282 if [ ! -f "$SSH_ROOT_PUB_KEY" ] ; then
282 if [ ! -f "$SSH_ROOT_PUB_KEY" ] ; then
283 echo "error: '$SSH_ROOT_PUB_KEY' specified SSH public key file not found (SSH_ROOT_PUB_KEY)!"
283 echo "error: '$SSH_ROOT_PUB_KEY' specified SSH public key file not found (SSH_ROOT_PUB_KEY)!"
284 exit 1
284 exit 1
285 fi
285 fi
286 fi
286 fi
287
287
288 # Check if $USER_NAME SSH (v2) public key file exists
288 # Check if $USER_NAME SSH (v2) public key file exists
289 if [ ! -z "$SSH_USER_PUB_KEY" ] ; then
289 if [ ! -z "$SSH_USER_PUB_KEY" ] ; then
290 if [ ! -f "$SSH_USER_PUB_KEY" ] ; then
290 if [ ! -f "$SSH_USER_PUB_KEY" ] ; then
291 echo "error: '$SSH_USER_PUB_KEY' specified SSH public key file not found (SSH_USER_PUB_KEY)!"
291 echo "error: '$SSH_USER_PUB_KEY' specified SSH public key file not found (SSH_USER_PUB_KEY)!"
292 exit 1
292 exit 1
293 fi
293 fi
294 fi
294 fi
295
295
296 # Check if all required packages are installed on the build system
296 # Check if all required packages are installed on the build system
297 for package in $REQUIRED_PACKAGES ; do
297 for package in $REQUIRED_PACKAGES ; do
298 if [ "`dpkg-query -W -f='${Status}' $package`" != "install ok installed" ] ; then
298 if [ "`dpkg-query -W -f='${Status}' $package`" != "install ok installed" ] ; then
299 MISSING_PACKAGES="${MISSING_PACKAGES} $package"
299 MISSING_PACKAGES="${MISSING_PACKAGES} $package"
300 fi
300 fi
301 done
301 done
302
302
303 # If there are missing packages ask confirmation for install, or exit
303 # If there are missing packages ask confirmation for install, or exit
304 if [ -n "$MISSING_PACKAGES" ] ; then
304 if [ -n "$MISSING_PACKAGES" ] ; then
305 echo "the following packages needed by this script are not installed:"
305 echo "the following packages needed by this script are not installed:"
306 echo "$MISSING_PACKAGES"
306 echo "$MISSING_PACKAGES"
307
307
308 echo -n "\ndo you want to install the missing packages right now? [y/n] "
308 echo -n "\ndo you want to install the missing packages right now? [y/n] "
309 read confirm
309 read confirm
310 [ "$confirm" != "y" ] && exit 1
310 [ "$confirm" != "y" ] && exit 1
311
311
312 # Make sure all missing required packages are installed
312 # Make sure all missing required packages are installed
313 apt-get -qq -y install ${MISSING_PACKAGES}
313 apt-get -qq -y install ${MISSING_PACKAGES}
314 fi
314 fi
315
315
316 # Check if ./bootstrap.d directory exists
316 # Check if ./bootstrap.d directory exists
317 if [ ! -d "./bootstrap.d/" ] ; then
317 if [ ! -d "./bootstrap.d/" ] ; then
318 echo "error: './bootstrap.d' required directory not found!"
318 echo "error: './bootstrap.d' required directory not found!"
319 exit 1
319 exit 1
320 fi
320 fi
321
321
322 # Check if ./files directory exists
322 # Check if ./files directory exists
323 if [ ! -d "./files/" ] ; then
323 if [ ! -d "./files/" ] ; then
324 echo "error: './files' required directory not found!"
324 echo "error: './files' required directory not found!"
325 exit 1
325 exit 1
326 fi
326 fi
327
327
328 # Check if specified KERNELSRC_DIR directory exists
328 # Check if specified KERNELSRC_DIR directory exists
329 if [ -n "$KERNELSRC_DIR" ] && [ ! -d "$KERNELSRC_DIR" ] ; then
329 if [ -n "$KERNELSRC_DIR" ] && [ ! -d "$KERNELSRC_DIR" ] ; then
330 echo "error: '${KERNELSRC_DIR}' specified directory not found (KERNELSRC_DIR)!"
330 echo "error: '${KERNELSRC_DIR}' specified directory not found (KERNELSRC_DIR)!"
331 exit 1
331 exit 1
332 fi
332 fi
333
333
334 # Check if specified CHROOT_SCRIPTS directory exists
334 # Check if specified CHROOT_SCRIPTS directory exists
335 if [ -n "$CHROOT_SCRIPTS" ] && [ ! -d "$CHROOT_SCRIPTS" ] ; then
335 if [ -n "$CHROOT_SCRIPTS" ] && [ ! -d "$CHROOT_SCRIPTS" ] ; then
336 echo "error: ${CHROOT_SCRIPTS} specified directory not found (CHROOT_SCRIPTS)!"
336 echo "error: ${CHROOT_SCRIPTS} specified directory not found (CHROOT_SCRIPTS)!"
337 exit 1
337 exit 1
338 fi
338 fi
339
339
340 # Check if specified device mapping already exists (will be used by cryptsetup)
340 # Check if specified device mapping already exists (will be used by cryptsetup)
341 if [ -r "/dev/mapping/${CRYPTFS_MAPPING}" ] ; then
341 if [ -r "/dev/mapping/${CRYPTFS_MAPPING}" ] ; then
342 echo "error: mapping /dev/mapping/${CRYPTFS_MAPPING} already exists, not proceeding"
342 echo "error: mapping /dev/mapping/${CRYPTFS_MAPPING} already exists, not proceeding"
343 exit 1
343 exit 1
344 fi
344 fi
345
345
346 # Don't clobber an old build
346 # Don't clobber an old build
347 if [ -e "$BUILDDIR" ] ; then
347 if [ -e "$BUILDDIR" ] ; then
348 echo "error: directory ${BUILDDIR} already exists, not proceeding"
348 echo "error: directory ${BUILDDIR} already exists, not proceeding"
349 exit 1
349 exit 1
350 fi
350 fi
351
351
352 # Setup chroot directory
352 # Setup chroot directory
353 mkdir -p "${R}"
353 mkdir -p "${R}"
354
354
355 # Check if build directory has enough of free disk space >512MB
355 # Check if build directory has enough of free disk space >512MB
356 if [ "$(df --output=avail ${BUILDDIR} | sed "1d")" -le "524288" ] ; then
356 if [ "$(df --output=avail ${BUILDDIR} | sed "1d")" -le "524288" ] ; then
357 echo "error: ${BUILDDIR} not enough space left to generate the output image!"
357 echo "error: ${BUILDDIR} not enough space left to generate the output image!"
358 exit 1
358 exit 1
359 fi
359 fi
360
360
361 set -x
361 set -x
362
362
363 # Call "cleanup" function on various signals and errors
363 # Call "cleanup" function on various signals and errors
364 trap cleanup 0 1 2 3 6
364 trap cleanup 0 1 2 3 6
365
365
366 # Add required packages for the minbase installation
366 # Add required packages for the minbase installation
367 if [ "$ENABLE_MINBASE" = true ] ; then
367 if [ "$ENABLE_MINBASE" = true ] ; then
368 APT_INCLUDES="${APT_INCLUDES},vim-tiny,netbase,net-tools,ifupdown"
368 APT_INCLUDES="${APT_INCLUDES},vim-tiny,netbase,net-tools,ifupdown"
369 fi
369 fi
370
370
371 # Add required locales packages
371 # Add required locales packages
372 if [ "$DEFLOCAL" != "en_US.UTF-8" ] ; then
372 if [ "$DEFLOCAL" != "en_US.UTF-8" ] ; then
373 APT_INCLUDES="${APT_INCLUDES},locales,keyboard-configuration,console-setup"
373 APT_INCLUDES="${APT_INCLUDES},locales,keyboard-configuration,console-setup"
374 fi
374 fi
375
375
376 # Add parted package, required to get partprobe utility
376 # Add parted package, required to get partprobe utility
377 if [ "$EXPANDROOT" = true ] ; then
377 if [ "$EXPANDROOT" = true ] ; then
378 APT_INCLUDES="${APT_INCLUDES},parted"
378 APT_INCLUDES="${APT_INCLUDES},parted"
379 fi
379 fi
380
380
381 # Add dbus package, recommended if using systemd
381 # Add dbus package, recommended if using systemd
382 if [ "$ENABLE_DBUS" = true ] ; then
382 if [ "$ENABLE_DBUS" = true ] ; then
383 APT_INCLUDES="${APT_INCLUDES},dbus"
383 APT_INCLUDES="${APT_INCLUDES},dbus"
384 fi
384 fi
385
385
386 # Add iptables IPv4/IPv6 package
386 # Add iptables IPv4/IPv6 package
387 if [ "$ENABLE_IPTABLES" = true ] ; then
387 if [ "$ENABLE_IPTABLES" = true ] ; then
388 APT_INCLUDES="${APT_INCLUDES},iptables"
388 APT_INCLUDES="${APT_INCLUDES},iptables"
389 fi
389 fi
390
390
391 # Add openssh server package
391 # Add openssh server package
392 if [ "$ENABLE_SSHD" = true ] ; then
392 if [ "$ENABLE_SSHD" = true ] ; then
393 APT_INCLUDES="${APT_INCLUDES},openssh-server"
393 APT_INCLUDES="${APT_INCLUDES},openssh-server"
394 fi
394 fi
395
395
396 # Add alsa-utils package
396 # Add alsa-utils package
397 if [ "$ENABLE_SOUND" = true ] ; then
397 if [ "$ENABLE_SOUND" = true ] ; then
398 APT_INCLUDES="${APT_INCLUDES},alsa-utils"
398 APT_INCLUDES="${APT_INCLUDES},alsa-utils"
399 fi
399 fi
400
400
401 # Add rng-tools package
401 # Add rng-tools package
402 if [ "$ENABLE_HWRANDOM" = true ] ; then
402 if [ "$ENABLE_HWRANDOM" = true ] ; then
403 APT_INCLUDES="${APT_INCLUDES},rng-tools"
403 APT_INCLUDES="${APT_INCLUDES},rng-tools"
404 fi
404 fi
405
405
406 # Add fbturbo video driver
406 # Add fbturbo video driver
407 if [ "$ENABLE_FBTURBO" = true ] ; then
407 if [ "$ENABLE_FBTURBO" = true ] ; then
408 # Enable xorg package dependencies
408 # Enable xorg package dependencies
409 ENABLE_XORG=true
409 ENABLE_XORG=true
410 fi
410 fi
411
411
412 # Add user defined window manager package
412 # Add user defined window manager package
413 if [ -n "$ENABLE_WM" ] ; then
413 if [ -n "$ENABLE_WM" ] ; then
414 APT_INCLUDES="${APT_INCLUDES},${ENABLE_WM}"
414 APT_INCLUDES="${APT_INCLUDES},${ENABLE_WM}"
415
415
416 # Enable xorg package dependencies
416 # Enable xorg package dependencies
417 ENABLE_XORG=true
417 ENABLE_XORG=true
418 fi
418 fi
419
419
420 # Add xorg package
420 # Add xorg package
421 if [ "$ENABLE_XORG" = true ] ; then
421 if [ "$ENABLE_XORG" = true ] ; then
422 APT_INCLUDES="${APT_INCLUDES},xorg"
422 APT_INCLUDES="${APT_INCLUDES},xorg"
423 fi
423 fi
424
424
425 # Replace selected packages with smaller clones
425 # Replace selected packages with smaller clones
426 if [ "$ENABLE_REDUCE" = true ] ; then
426 if [ "$ENABLE_REDUCE" = true ] ; then
427 # Add levee package instead of vim-tiny
427 # Add levee package instead of vim-tiny
428 if [ "$REDUCE_VIM" = true ] ; then
428 if [ "$REDUCE_VIM" = true ] ; then
429 APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/vim-tiny/levee/")"
429 APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/vim-tiny/levee/")"
430 fi
430 fi
431
431
432 # Add dropbear package instead of openssh-server
432 # Add dropbear package instead of openssh-server
433 if [ "$REDUCE_SSHD" = true ] ; then
433 if [ "$REDUCE_SSHD" = true ] ; then
434 APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/openssh-server/dropbear/")"
434 APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/openssh-server/dropbear/")"
435 fi
435 fi
436 fi
436 fi
437
437
438 # Configure kernel sources if no KERNELSRC_DIR
438 # Configure kernel sources if no KERNELSRC_DIR
439 if [ "$BUILD_KERNEL" = true ] && [ -z "$KERNELSRC_DIR" ] ; then
439 if [ "$BUILD_KERNEL" = true ] && [ -z "$KERNELSRC_DIR" ] ; then
440 KERNELSRC_CONFIG=true
440 KERNELSRC_CONFIG=true
441 fi
441 fi
442
442
443 # Configure reduced kernel
443 # Configure reduced kernel
444 if [ "$KERNEL_REDUCE" = true ] ; then
444 if [ "$KERNEL_REDUCE" = true ] ; then
445 KERNELSRC_CONFIG=false
445 KERNELSRC_CONFIG=false
446 fi
446 fi
447
447
448 # Execute bootstrap scripts
448 # Execute bootstrap scripts
449 for SCRIPT in bootstrap.d/*.sh; do
449 for SCRIPT in bootstrap.d/*.sh; do
450 head -n 3 "$SCRIPT"
450 head -n 3 "$SCRIPT"
451 . "$SCRIPT"
451 . "$SCRIPT"
452 done
452 done
453
453
454 ## Execute custom bootstrap scripts
454 ## Execute custom bootstrap scripts
455 if [ -d "custom.d" ] ; then
455 if [ -d "custom.d" ] ; then
456 for SCRIPT in custom.d/*.sh; do
456 for SCRIPT in custom.d/*.sh; do
457 . "$SCRIPT"
457 . "$SCRIPT"
458 done
458 done
459 fi
459 fi
460
460
461 # Execute custom scripts inside the chroot
461 # Execute custom scripts inside the chroot
462 if [ -n "$CHROOT_SCRIPTS" ] && [ -d "$CHROOT_SCRIPTS" ] ; then
462 if [ -n "$CHROOT_SCRIPTS" ] && [ -d "$CHROOT_SCRIPTS" ] ; then
463 cp -r "${CHROOT_SCRIPTS}" "${R}/chroot_scripts"
463 cp -r "${CHROOT_SCRIPTS}" "${R}/chroot_scripts"
464 chroot_exec /bin/bash -x <<'EOF'
464 chroot_exec /bin/bash -x <<'EOF'
465 for SCRIPT in /chroot_scripts/* ; do
465 for SCRIPT in /chroot_scripts/* ; do
466 if [ -f $SCRIPT -a -x $SCRIPT ] ; then
466 if [ -f $SCRIPT -a -x $SCRIPT ] ; then
467 $SCRIPT
467 $SCRIPT
468 fi
468 fi
469 done
469 done
470 EOF
470 EOF
471 rm -rf "${R}/chroot_scripts"
471 rm -rf "${R}/chroot_scripts"
472 fi
472 fi
473
473
474 # Remove apt-utils
474 # Remove apt-utils
475 if [ "$RELEASE" = "jessie" ] ; then
475 if [ "$RELEASE" = "jessie" ] ; then
476 chroot_exec apt-get purge -qq -y --force-yes apt-utils
476 chroot_exec apt-get purge -qq -y --force-yes apt-utils
477 fi
477 fi
478
478
479 # Generate required machine-id
479 # Generate required machine-id
480 MACHINE_ID=$(dbus-uuidgen)
480 MACHINE_ID=$(dbus-uuidgen)
481 echo -n "${MACHINE_ID}" > "${R}/var/lib/dbus/machine-id"
481 echo -n "${MACHINE_ID}" > "${R}/var/lib/dbus/machine-id"
482 echo -n "${MACHINE_ID}" > "${ETC_DIR}/machine-id"
482 echo -n "${MACHINE_ID}" > "${ETC_DIR}/machine-id"
483
483
484 # APT Cleanup
484 # APT Cleanup
485 chroot_exec apt-get -y clean
485 chroot_exec apt-get -y clean
486 chroot_exec apt-get -y autoclean
486 chroot_exec apt-get -y autoclean
487 chroot_exec apt-get -y autoremove
487 chroot_exec apt-get -y autoremove
488
488
489 # Unmount mounted filesystems
489 # Unmount mounted filesystems
490 umount -l "${R}/proc"
490 umount -l "${R}/proc"
491 umount -l "${R}/sys"
491 umount -l "${R}/sys"
492
492
493 # Clean up directories
493 # Clean up directories
494 rm -rf "${R}/run/*"
494 rm -rf "${R}/run/*"
495 rm -rf "${R}/tmp/*"
495 rm -rf "${R}/tmp/*"
496
496
497 # Clean up files
497 # Clean up files
498 rm -f "${ETC_DIR}/ssh/ssh_host_*"
498 rm -f "${ETC_DIR}/ssh/ssh_host_*"
499 rm -f "${ETC_DIR}/dropbear/dropbear_*"
499 rm -f "${ETC_DIR}/dropbear/dropbear_*"
500 rm -f "${ETC_DIR}/apt/sources.list.save"
500 rm -f "${ETC_DIR}/apt/sources.list.save"
501 rm -f "${ETC_DIR}/resolvconf/resolv.conf.d/original"
501 rm -f "${ETC_DIR}/resolvconf/resolv.conf.d/original"
502 rm -f "${ETC_DIR}/*-"
502 rm -f "${ETC_DIR}/*-"
503 rm -f "${ETC_DIR}/apt/apt.conf.d/10proxy"
503 rm -f "${ETC_DIR}/apt/apt.conf.d/10proxy"
504 rm -f "${ETC_DIR}/resolv.conf"
504 rm -f "${ETC_DIR}/resolv.conf"
505 rm -f "${R}/root/.bash_history"
505 rm -f "${R}/root/.bash_history"
506 rm -f "${R}/var/lib/urandom/random-seed"
506 rm -f "${R}/var/lib/urandom/random-seed"
507 rm -f "${R}/initrd.img"
507 rm -f "${R}/initrd.img"
508 rm -f "${R}/vmlinuz"
508 rm -f "${R}/vmlinuz"
509 rm -f "${R}${QEMU_BINARY}"
509 rm -f "${R}${QEMU_BINARY}"
510
510
511 # Remove root .ssh directory if it's empty
512 if [ -d "${R}/root/.ssh" ] ; then
513 rmdir --ignore-fail-on-non-empty "${R}/root/.ssh"
514 fi
515
516 # Remove $USER_NAME .ssh directory if it's empty
517 if [ -d "${R}/home/${USER_NAME}/.ssh" ] ; then
518 rmdir --ignore-fail-on-non-empty "${R}/home/${USER_NAME}/.ssh"
519 fi
520
511 # Calculate size of the chroot directory in KB
521 # Calculate size of the chroot directory in KB
512 CHROOT_SIZE=$(expr `du -s "${R}" | awk '{ print $1 }'`)
522 CHROOT_SIZE=$(expr `du -s "${R}" | awk '{ print $1 }'`)
513
523
514 # Calculate the amount of needed 512 Byte sectors
524 # Calculate the amount of needed 512 Byte sectors
515 TABLE_SECTORS=$(expr 1 \* 1024 \* 1024 \/ 512)
525 TABLE_SECTORS=$(expr 1 \* 1024 \* 1024 \/ 512)
516 FRMW_SECTORS=$(expr 64 \* 1024 \* 1024 \/ 512)
526 FRMW_SECTORS=$(expr 64 \* 1024 \* 1024 \/ 512)
517 ROOT_OFFSET=$(expr ${TABLE_SECTORS} + ${FRMW_SECTORS})
527 ROOT_OFFSET=$(expr ${TABLE_SECTORS} + ${FRMW_SECTORS})
518
528
519 # The root partition is EXT4
529 # The root partition is EXT4
520 # This means more space than the actual used space of the chroot is used.
530 # This means more space than the actual used space of the chroot is used.
521 # As overhead for journaling and reserved blocks 25% are added.
531 # As overhead for journaling and reserved blocks 25% are added.
522 ROOT_SECTORS=$(expr $(expr ${CHROOT_SIZE} + ${CHROOT_SIZE} \/ 100 \* 25) \* 1024 \/ 512)
532 ROOT_SECTORS=$(expr $(expr ${CHROOT_SIZE} + ${CHROOT_SIZE} \/ 100 \* 25) \* 1024 \/ 512)
523
533
524 # Calculate required image size in 512 Byte sectors
534 # Calculate required image size in 512 Byte sectors
525 IMAGE_SECTORS=$(expr ${TABLE_SECTORS} + ${FRMW_SECTORS} + ${ROOT_SECTORS})
535 IMAGE_SECTORS=$(expr ${TABLE_SECTORS} + ${FRMW_SECTORS} + ${ROOT_SECTORS})
526
536
527 # Prepare date string for image file name
537 # Prepare date string for image file name
528 DATE="$(date +%Y-%m-%d)"
538 DATE="$(date +%Y-%m-%d)"
529
539
530 # Prepare image file
540 # Prepare image file
531 if [ "$ENABLE_SPLITFS" = true ] ; then
541 if [ "$ENABLE_SPLITFS" = true ] ; then
532 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img" bs=512 count=${TABLE_SECTORS}
542 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img" bs=512 count=${TABLE_SECTORS}
533 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img" bs=512 count=0 seek=${FRMW_SECTORS}
543 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img" bs=512 count=0 seek=${FRMW_SECTORS}
534 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img" bs=512 count=${TABLE_SECTORS}
544 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img" bs=512 count=${TABLE_SECTORS}
535 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img" bs=512 count=0 seek=${ROOT_SECTORS}
545 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img" bs=512 count=0 seek=${ROOT_SECTORS}
536
546
537 # Write firmware/boot partition tables
547 # Write firmware/boot partition tables
538 sfdisk -q -L -uS -f "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img" 2> /dev/null <<EOM
548 sfdisk -q -L -uS -f "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img" 2> /dev/null <<EOM
539 ${TABLE_SECTORS},${FRMW_SECTORS},c,*
549 ${TABLE_SECTORS},${FRMW_SECTORS},c,*
540 EOM
550 EOM
541
551
542 # Write root partition table
552 # Write root partition table
543 sfdisk -q -L -uS -f "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img" 2> /dev/null <<EOM
553 sfdisk -q -L -uS -f "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img" 2> /dev/null <<EOM
544 ${TABLE_SECTORS},${ROOT_SECTORS},83
554 ${TABLE_SECTORS},${ROOT_SECTORS},83
545 EOM
555 EOM
546
556
547 # Setup temporary loop devices
557 # Setup temporary loop devices
548 FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show $BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img)"
558 FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show $BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img)"
549 ROOT_LOOP="$(losetup -o 1M -f --show $BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img)"
559 ROOT_LOOP="$(losetup -o 1M -f --show $BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img)"
550 else # ENABLE_SPLITFS=false
560 else # ENABLE_SPLITFS=false
551 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img" bs=512 count=${TABLE_SECTORS}
561 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img" bs=512 count=${TABLE_SECTORS}
552 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img" bs=512 count=0 seek=${IMAGE_SECTORS}
562 dd if=/dev/zero of="$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img" bs=512 count=0 seek=${IMAGE_SECTORS}
553
563
554 # Write partition table
564 # Write partition table
555 sfdisk -q -L -uS -f "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img" 2> /dev/null <<EOM
565 sfdisk -q -L -uS -f "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img" 2> /dev/null <<EOM
556 ${TABLE_SECTORS},${FRMW_SECTORS},c,*
566 ${TABLE_SECTORS},${FRMW_SECTORS},c,*
557 ${ROOT_OFFSET},${ROOT_SECTORS},83
567 ${ROOT_OFFSET},${ROOT_SECTORS},83
558 EOM
568 EOM
559
569
560 # Setup temporary loop devices
570 # Setup temporary loop devices
561 FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show $BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img)"
571 FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show $BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img)"
562 ROOT_LOOP="$(losetup -o 65M -f --show $BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img)"
572 ROOT_LOOP="$(losetup -o 65M -f --show $BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img)"
563 fi
573 fi
564
574
565 if [ "$ENABLE_CRYPTFS" = true ] ; then
575 if [ "$ENABLE_CRYPTFS" = true ] ; then
566 # Create dummy ext4 fs
576 # Create dummy ext4 fs
567 mkfs.ext4 "$ROOT_LOOP"
577 mkfs.ext4 "$ROOT_LOOP"
568
578
569 # Setup password keyfile
579 # Setup password keyfile
570 echo -n ${CRYPTFS_PASSWORD} > .password
580 echo -n ${CRYPTFS_PASSWORD} > .password
571 chmod 600 .password
581 chmod 600 .password
572
582
573 # Initialize encrypted partition
583 # Initialize encrypted partition
574 echo "YES" | cryptsetup luksFormat "${ROOT_LOOP}" -c "${CRYPTFS_CIPHER}" -s "${CRYPTFS_XTSKEYSIZE}" .password
584 echo "YES" | cryptsetup luksFormat "${ROOT_LOOP}" -c "${CRYPTFS_CIPHER}" -s "${CRYPTFS_XTSKEYSIZE}" .password
575
585
576 # Open encrypted partition and setup mapping
586 # Open encrypted partition and setup mapping
577 cryptsetup luksOpen "${ROOT_LOOP}" -d .password "${CRYPTFS_MAPPING}"
587 cryptsetup luksOpen "${ROOT_LOOP}" -d .password "${CRYPTFS_MAPPING}"
578
588
579 # Secure delete password keyfile
589 # Secure delete password keyfile
580 shred -zu .password
590 shred -zu .password
581
591
582 # Update temporary loop device
592 # Update temporary loop device
583 ROOT_LOOP="/dev/mapper/${CRYPTFS_MAPPING}"
593 ROOT_LOOP="/dev/mapper/${CRYPTFS_MAPPING}"
584
594
585 # Wipe encrypted partition (encryption cipher is used for randomness)
595 # Wipe encrypted partition (encryption cipher is used for randomness)
586 dd if=/dev/zero of="${ROOT_LOOP}" bs=512 count=$(blockdev --getsz "${ROOT_LOOP}")
596 dd if=/dev/zero of="${ROOT_LOOP}" bs=512 count=$(blockdev --getsz "${ROOT_LOOP}")
587 fi
597 fi
588
598
589 # Build filesystems
599 # Build filesystems
590 mkfs.vfat "$FRMW_LOOP"
600 mkfs.vfat "$FRMW_LOOP"
591 mkfs.ext4 "$ROOT_LOOP"
601 mkfs.ext4 "$ROOT_LOOP"
592
602
593 # Mount the temporary loop devices
603 # Mount the temporary loop devices
594 mkdir -p "$BUILDDIR/mount"
604 mkdir -p "$BUILDDIR/mount"
595 mount "$ROOT_LOOP" "$BUILDDIR/mount"
605 mount "$ROOT_LOOP" "$BUILDDIR/mount"
596
606
597 mkdir -p "$BUILDDIR/mount/boot/firmware"
607 mkdir -p "$BUILDDIR/mount/boot/firmware"
598 mount "$FRMW_LOOP" "$BUILDDIR/mount/boot/firmware"
608 mount "$FRMW_LOOP" "$BUILDDIR/mount/boot/firmware"
599
609
600 # Copy all files from the chroot to the loop device mount point directory
610 # Copy all files from the chroot to the loop device mount point directory
601 rsync -a "${R}/" "$BUILDDIR/mount/"
611 rsync -a "${R}/" "$BUILDDIR/mount/"
602
612
603 # Unmount all temporary loop devices and mount points
613 # Unmount all temporary loop devices and mount points
604 cleanup
614 cleanup
605
615
606 # Create block map file(s) of image(s)
616 # Create block map file(s) of image(s)
607 if [ "$ENABLE_SPLITFS" = true ] ; then
617 if [ "$ENABLE_SPLITFS" = true ] ; then
608 # Create block map files for "bmaptool"
618 # Create block map files for "bmaptool"
609 bmaptool create -o "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.bmap" "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img"
619 bmaptool create -o "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.bmap" "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img"
610 bmaptool create -o "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.bmap" "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img"
620 bmaptool create -o "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.bmap" "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img"
611
621
612 # Image was successfully created
622 # Image was successfully created
613 echo "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img ($(expr \( ${TABLE_SECTORS} + ${FRMW_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
623 echo "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-frmw.img ($(expr \( ${TABLE_SECTORS} + ${FRMW_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
614 echo "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img ($(expr \( ${TABLE_SECTORS} + ${ROOT_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
624 echo "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}-root.img ($(expr \( ${TABLE_SECTORS} + ${ROOT_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
615 else
625 else
616 # Create block map file for "bmaptool"
626 # Create block map file for "bmaptool"
617 bmaptool create -o "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.bmap" "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img"
627 bmaptool create -o "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.bmap" "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img"
618
628
619 # Image was successfully created
629 # Image was successfully created
620 echo "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img ($(expr \( ${TABLE_SECTORS} + ${FRMW_SECTORS} + ${ROOT_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
630 echo "$BASEDIR/${DATE}-rpi${RPI_MODEL}-${RELEASE}.img ($(expr \( ${TABLE_SECTORS} + ${FRMW_SECTORS} + ${ROOT_SECTORS} \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
621 fi
631 fi
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