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1 1 # rpi23-gen-image
2 2 ## Introduction
3 3 `rpi23-gen-image.sh` is an advanced Debian Linux bootstrapping shell script for generating Debian OS images for Raspberry Pi 2 (RPi2) and Raspberry Pi 3 (RPi3) computers. The script at this time supports the bootstrapping of the Debian (armhf) releases `stretch` and `buster`. Raspberry Pi 3 images are generated for 32-bit mode only. Raspberry Pi 3 64-bit images can be generated using custom configuration parameters (```templates/rpi3-stretch-arm64-4.11.y```).
4 4
5 5 ## Build dependencies
6 6 The following list of Debian packages must be installed on the build system because they are essentially required for the bootstrapping process. The script will check if all required packages are installed and missing packages will be installed automatically if confirmed by the user.
7 7
8 8 ```debootstrap debian-archive-keyring qemu-user-static binfmt-support dosfstools rsync bmap-tools whois git bc psmisc dbus sudo```
9 9
10 10 It is recommended to configure the `rpi23-gen-image.sh` script to build and install the latest Raspberry Pi Linux kernel. For the RPi3 this is mandatory. Kernel compilation and linking will be performed on the build system using an ARM (armhf) cross-compiler toolchain.
11 11
12 12 The script has been tested using the default `crossbuild-essential-armhf` toolchain meta package on Debian Linux and `stretch` build systems. Please check the [Debian CrossToolchains Wiki](https://wiki.debian.org/CrossToolchains) for further information.
13 13
14 14 ## Command-line parameters
15 15 The script accepts certain command-line parameters to enable or disable specific OS features, services and configuration settings. These parameters are passed to the `rpi23-gen-image.sh` script via (simple) shell-variables. Unlike environment shell-variables (simple) shell-variables are defined at the beginning of the command-line call of the `rpi23-gen-image.sh` script.
16 16
17 17 ##### Command-line examples:
18 18 ```shell
19 19 ENABLE_UBOOT=true ./rpi23-gen-image.sh
20 20 ENABLE_CONSOLE=false ENABLE_IPV6=false ./rpi23-gen-image.sh
21 21 ENABLE_WM=xfce4 ENABLE_FBTURBO=true ENABLE_MINBASE=true ./rpi23-gen-image.sh
22 22 ENABLE_HARDNET=true ENABLE_IPTABLES=true /rpi23-gen-image.sh
23 23 APT_SERVER=ftp.de.debian.org APT_PROXY="http://127.0.0.1:3142/" ./rpi23-gen-image.sh
24 24 ENABLE_MINBASE=true ./rpi23-gen-image.sh
25 25 BUILD_KERNEL=true ENABLE_MINBASE=true ENABLE_IPV6=false ./rpi23-gen-image.sh
26 26 BUILD_KERNEL=true KERNELSRC_DIR=/tmp/linux ./rpi23-gen-image.sh
27 27 ENABLE_MINBASE=true ENABLE_REDUCE=true ENABLE_MINGPU=true BUILD_KERNEL=true ./rpi23-gen-image.sh
28 28 ENABLE_CRYPTFS=true CRYPTFS_PASSWORD=changeme EXPANDROOT=false ENABLE_MINBASE=true ENABLE_REDUCE=true ENABLE_MINGPU=true BUILD_KERNEL=true ./rpi23-gen-image.sh
29 29 RELEASE=stretch BUILD_KERNEL=true ./rpi23-gen-image.sh
30 30 RPI_MODEL=3 ENABLE_WIRELESS=true ENABLE_MINBASE=true BUILD_KERNEL=true ./rpi23-gen-image.sh
31 31 RELEASE=stretch RPI_MODEL=3 ENABLE_WIRELESS=true ENABLE_MINBASE=true BUILD_KERNEL=true ./rpi23-gen-image.sh
32 32 ```
33 33
34 34 ## Configuration template files
35 35 To avoid long lists of command-line parameters and to help to store the favourite parameter configurations the `rpi23-gen-image.sh` script supports so called configuration template files (`CONFIG_TEMPLATE`=template). These are simple text files located in the `./templates` directory that contain the list of configuration parameters that will be used. New configuration template files can be added to the `./templates` directory.
36 36
37 37 ##### Command-line examples:
38 38 ```shell
39 39 CONFIG_TEMPLATE=rpi3stretch ./rpi23-gen-image.sh
40 40 CONFIG_TEMPLATE=rpi2stretch ./rpi23-gen-image.sh
41 41 ```
42 42
43 43 ## Supported parameters and settings
44 44 #### APT settings:
45 45 ##### `APT_SERVER`="ftp.debian.org"
46 46 Set Debian packages server address. Choose a server from the list of Debian worldwide [mirror sites](https://www.debian.org/mirror/list). Using a nearby server will probably speed-up all required downloads within the bootstrapping process.
47 47
48 48 ##### `APT_PROXY`=""
49 49 Set Proxy server address. Using a local Proxy-Cache like `apt-cacher-ng` will speed-up the bootstrapping process because all required Debian packages will only be downloaded from the Debian mirror site once. If `apt-cacher-ng` is running on default `http://127.0.0.1:3142` it is autodetected and you don't need to set this.
50 50
51 51 ##### `APT_INCLUDES`=""
52 52 A comma separated list of additional packages to be installed by debootstrap during bootstrapping.
53 53
54 54 ##### `APT_INCLUDES_LATE`=""
55 55 A comma separated list of additional packages to be installed by apt after bootstrapping and after APT sources are set up. This is useful for packages with pre-depends, which debootstrap do not handle well.
56 56
57 57 ---
58 58
59 59 #### General system settings:
60 60 ##### `SET_ARCH`=32
61 61 Set Architecture to default 32bit. If you want to to compile 64bit (RPI3 or RPI3+) set it to `64`. This Option will set every needed crosscompiler or boeard specific option for a successful build.
62 62 If you want to change e.g. cross-compiler -> Templates alwys override defaults
63 63
64 64 ##### `RPI_MODEL`=2
65 65 Specifiy the target Raspberry Pi hardware model. The script at this time supports the following Raspberry Pi models:
66 66 `0` = Used for Raspberry Pi 0 and Raspberry Pi 0 W
67 67 `1` = Used for Pi 1 model A and B
68 68 `1P` = Used for Pi 1 model B+ and A+
69 69 `2` = Used for Pi 2 model B
70 70 `3` = Used for Pi 3 model B
71 71 `3P` = Used for Pi 3 model B+
72 72 `BUILD_KERNEL`=true will automatically be set if the Raspberry Pi model `3` or `3P` is used.
73 73
74 74 ##### `RELEASE`="buster"
75 75 Set the desired Debian release name. The script at this time supports the bootstrapping of the Debian releases "stretch" and "buster". `BUILD_KERNEL`=true will automatically be set if the Debian releases `stretch` or `buster` are used.
76 76
77 77 ##### `RELEASE_ARCH`="armhf"
78 78 Set the desired Debian release architecture.
79 79
80 80 ##### `HOSTNAME`="rpi$RPI_MODEL-$RELEASE"
81 81 Set system host name. It's recommended that the host name is unique in the corresponding subnet.
82 82
83 83 ##### `PASSWORD`="raspberry"
84 84 Set system `root` password. It's **STRONGLY** recommended that you choose a custom password.
85 85
86 86 ##### `USER_PASSWORD`="raspberry"
87 87 Set password for the created non-root user `USER_NAME`=pi. Ignored if `ENABLE_USER`=false. It's **STRONGLY** recommended that you choose a custom password.
88 88
89 89 ##### `DEFLOCAL`="en_US.UTF-8"
90 90 Set default system locale. This setting can also be changed inside the running OS using the `dpkg-reconfigure locales` command. Please note that on using this parameter the script will automatically install the required packages `locales`, `keyboard-configuration` and `console-setup`.
91 91
92 92 ##### `TIMEZONE`="Europe/Berlin"
93 93 Set default system timezone. All available timezones can be found in the `/usr/share/zoneinfo/` directory. This setting can also be changed inside the running OS using the `dpkg-reconfigure tzdata` command.
94 94
95 95 ##### `EXPANDROOT`=true
96 96 Expand the root partition and filesystem automatically on first boot.
97 97
98 98 ##### `ENABLE_QEMU`=false
99 99 Generate kernel (`vexpress_defconfig`), file system image (`qcow2`) and DTB files that can be used for QEMU full system emulation (`vexpress-A15`). The output files are stored in the `$(pwd)/images/qemu` directory. You can find more information about running the generated image in the QEMU section of this readme file.
100 100
101 101 ---
102 102
103 103 #### Keyboard settings:
104 104 These options are used to configure keyboard layout in `/etc/default/keyboard` for console and Xorg. These settings can also be changed inside the running OS using the `dpkg-reconfigure keyboard-configuration` command.
105 105
106 106 ##### `XKB_MODEL`=""
107 107 Set the name of the model of your keyboard type.
108 108
109 109 ##### `XKB_LAYOUT`=""
110 110 Set the supported keyboard layout(s).
111 111
112 112 ##### `XKB_VARIANT`=""
113 113 Set the supported variant(s) of the keyboard layout(s).
114 114
115 115 ##### `XKB_OPTIONS`=""
116 116 Set extra xkb configuration options.
117 117
118 118 ---
119 119
120 120 #### Networking settings (DHCP):
121 121 This parameter is used to set up networking auto configuration in `/etc/systemd/network/eth.network`. The default location of network configuration files in the Debian `stretch` release was changed to `/lib/systemd/network`.`
122 122
123 123 ##### `ENABLE_DHCP`=true
124 124 Set the system to use DHCP. This requires an DHCP server.
125 125
126 126 ---
127 127
128 128 #### Networking settings (static):
129 129 These parameters are used to set up a static networking configuration in `/etc/systemd/network/eth.network`. The following static networking parameters are only supported if `ENABLE_DHCP` was set to `false`. The default location of network configuration files in the Debian `stretch` release was changed to `/lib/systemd/network`.
130 130
131 131 ##### `NET_ADDRESS`=""
132 132 Set a static IPv4 or IPv6 address and its prefix, separated by "/", eg. "192.169.0.3/24".
133 133
134 134 ##### `NET_GATEWAY`=""
135 135 Set the IP address for the default gateway.
136 136
137 137 ##### `NET_DNS_1`=""
138 138 Set the IP address for the first DNS server.
139 139
140 140 ##### `NET_DNS_2`=""
141 141 Set the IP address for the second DNS server.
142 142
143 143 ##### `NET_DNS_DOMAINS`=""
144 144 Set the default DNS search domains to use for non fully qualified host names.
145 145
146 146 ##### `NET_NTP_1`=""
147 147 Set the IP address for the first NTP server.
148 148
149 149 ##### `NET_NTP_2`=""
150 150 Set the IP address for the second NTP server.
151 151
152 152 ---
153 153
154 154 #### Basic system features:
155 155 ##### `ENABLE_CONSOLE`=true
156 156 Enable serial console interface. Recommended if no monitor or keyboard is connected to the RPi2/3. In case of problems fe. if the network (auto) configuration failed - the serial console can be used to access the system.
157 157
158 158 ##### `ENABLE_I2C`=false
159 159 Enable I2C interface on the RPi2/3. Please check the [RPi2/3 pinout diagrams](https://elinux.org/RPi_Low-level_peripherals) to connect the right GPIO pins.
160 160
161 161 ##### `ENABLE_SPI`=false
162 162 Enable SPI interface on the RPi2/3. Please check the [RPi2/3 pinout diagrams](https://elinux.org/RPi_Low-level_peripherals) to connect the right GPIO pins.
163 163
164 164 ##### `ENABLE_IPV6`=true
165 165 Enable IPv6 support. The network interface configuration is managed via systemd-networkd.
166 166
167 167 ##### `ENABLE_SSHD`=true
168 168 Install and enable OpenSSH service. The default configuration of the service doesn't allow `root` to login. Please use the user `pi` instead and `su -` or `sudo` to execute commands as root.
169 169
170 170 ##### `ENABLE_NONFREE`=false
171 171 Allow the installation of non-free Debian packages that do not comply with the DFSG. This is required to install closed-source firmware binary blobs.
172 172
173 173 ##### `ENABLE_WIRELESS`=false
174 174 Download and install the [closed-source firmware binary blob](https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm) that is required to run the internal wireless interface of the Raspberry Pi model `3`. This parameter is ignored if the specified `RPI_MODEL` is not `3`.
175 175
176 176 ##### `ENABLE_RSYSLOG`=true
177 177 If set to false, disable and uninstall rsyslog (so logs will be available only
178 178 in journal files)
179 179
180 180 ##### `ENABLE_SOUND`=true
181 181 Enable sound hardware and install Advanced Linux Sound Architecture.
182 182
183 183 ##### `ENABLE_HWRANDOM`=true
184 184 Enable Hardware Random Number Generator. Strong random numbers are important for most network based communications that use encryption. It's recommended to be enabled.
185 185
186 186 ##### `ENABLE_MINGPU`=false
187 187 Minimize the amount of shared memory reserved for the GPU. It doesn't seem to be possible to fully disable the GPU.
188 188
189 189 ##### `ENABLE_DBUS`=true
190 190 Install and enable D-Bus message bus. Please note that systemd should work without D-bus but it's recommended to be enabled.
191 191
192 192 ##### `ENABLE_XORG`=false
193 193 Install Xorg open-source X Window System.
194 194
195 195 ##### `ENABLE_WM`=""
196 196 Install a user defined window manager for the X Window System. To make sure all X related package dependencies are getting installed `ENABLE_XORG` will automatically get enabled if `ENABLE_WM` is used. The `rpi23-gen-image.sh` script has been tested with the following list of window managers: `blackbox`, `openbox`, `fluxbox`, `jwm`, `dwm`, `xfce4`, `awesome`.
197 197
198 198 ##### `ENABLE_SYSVINIT`=false
199 199 Support for halt,init,poweroff,reboot,runlevel,shutdown,telinit commands
200 200
201 201 ---
202 202
203 203 #### Advanced system features:
204 204 ##### `ENABLE_MINBASE`=false
205 205 Use debootstrap script variant `minbase` which only includes essential packages and apt. This will reduce the disk usage by about 65 MB.
206 206
207 207 ##### `ENABLE_REDUCE`=false
208 208 Reduce the disk space usage by deleting packages and files. See `REDUCE_*` parameters for detailed information.
209 209
210 210 ##### `ENABLE_UBOOT`=false
211 211 Replace the default RPi2/3 second stage bootloader (bootcode.bin) with [U-Boot bootloader](https://git.denx.de/?p=u-boot.git;a=summary). U-Boot can boot images via the network using the BOOTP/TFTP protocol.
212 212
213 213 ##### `UBOOTSRC_DIR`=""
214 214 Path to a directory (`u-boot`) of [U-Boot bootloader sources](https://git.denx.de/?p=u-boot.git;a=summary) that will be copied, configured, build and installed inside the chroot.
215 215
216 216 ##### `ENABLE_FBTURBO`=false
217 217 Install and enable the [hardware accelerated Xorg video driver](https://github.com/ssvb/xf86-video-fbturbo) `fbturbo`. Please note that this driver is currently limited to hardware accelerated window moving and scrolling.
218 218
219 219 ##### `FBTURBOSRC_DIR`=""
220 220 Path to a directory (`xf86-video-fbturbo`) of [hardware accelerated Xorg video driver sources](https://github.com/ssvb/xf86-video-fbturbo) that will be copied, configured, build and installed inside the chroot.
221 221
222 222 ##### `ENABLE_VIDEOCORE`=false
223 223 Install and enable the [Source code for ARM side libraries for interfacing to Raspberry Pi GPU](https://github.com/raspberrypi/userland) `vcgencmd`. Please note that this driver is currently limited to hardware accelerated window moving and scrolling.
224 224
225 225 ##### `VIDEOCORESRC_DIR`=""
226 226 Path to a directory (`userland`) of [Source code for ARM side libraries for interfacing to Raspberry Pi GPU](https://github.com/raspberrypi/userland) that will be copied, configured, build and installed inside the chroot.
227 227
228 228 ##### `ENABLE_IPTABLES`=false
229 229 Enable iptables IPv4/IPv6 firewall. Simplified ruleset: Allow all outgoing connections. Block all incoming connections except to OpenSSH service.
230 230
231 231 ##### `ENABLE_USER`=true
232 232 Create non-root user with password `USER_PASSWORD`=raspberry. Unless overridden with `USER_NAME`=user, username will be `pi`.
233 233
234 234 ##### `USER_NAME`=pi
235 235 Non-root user to create. Ignored if `ENABLE_USER`=false
236 236
237 237 ##### `ENABLE_ROOT`=false
238 238 Set root user password so root login will be enabled
239 239
240 240 ##### `ENABLE_HARDNET`=false
241 241 Enable IPv4/IPv6 network stack hardening settings.
242 242
243 243 ##### `ENABLE_SPLITFS`=false
244 244 Enable having root partition on an USB drive by creating two image files: one for the `/boot/firmware` mount point, and another for `/`.
245 245
246 246 ##### `CHROOT_SCRIPTS`=""
247 247 Path to a directory with scripts that should be run in the chroot before the image is finally built. Every executable file in this directory is run in lexicographical order.
248 248
249 249 ##### `ENABLE_INITRAMFS`=false
250 250 Create an initramfs that that will be loaded during the Linux startup process. `ENABLE_INITRAMFS` will automatically get enabled if `ENABLE_CRYPTFS`=true. This parameter will be ignored if `BUILD_KERNEL`=false.
251 251
252 252 ##### `ENABLE_IFNAMES`=true
253 253 Enable automatic assignment of predictable, stable network interface names for all local Ethernet, WLAN interfaces. This might create complex and long interface names. This parameter is only supported if the Debian releases `stretch` or `buster` are used.
254 254
255 255 ##### `DISABLE_UNDERVOLT_WARNINGS`=
256 256 Disable RPi2/3 under-voltage warnings and overlays. Setting the parameter to `1` will disable the warning overlay. Setting it to `2` will additionally allow RPi2/3 turbo mode when low-voltage is present.
257 257
258 258 ---
259 259
260 260 #### SSH settings:
261 261 ##### `SSH_ENABLE_ROOT`=false
262 262 Enable password root login via SSH. This may be a security risk with default password, use only in trusted environments. `ENABLE_ROOT` must be set to `true`.
263 263
264 264 ##### `SSH_DISABLE_PASSWORD_AUTH`=false
265 265 Disable password based SSH authentication. Only public key based SSH (v2) authentication will be supported.
266 266
267 267 ##### `SSH_LIMIT_USERS`=false
268 268 Limit the users that are allowed to login via SSH. Only allow user `USER_NAME`=pi and root if `SSH_ENABLE_ROOT`=true to login. This parameter will be ignored if `dropbear` SSH is used (`REDUCE_SSHD`=true).
269 269
270 270 ##### `SSH_ROOT_PUB_KEY`=""
271 271 Add SSH (v2) public key(s) from specified file to `authorized_keys` file to enable public key based SSH (v2) authentication of user `root`. The specified file can also contain multiple SSH (v2) public keys. SSH protocol version 1 is not supported. `ENABLE_ROOT` **and** `SSH_ENABLE_ROOT` must be set to `true`.
272 272
273 273 ##### `SSH_USER_PUB_KEY`=""
274 274 Add SSH (v2) public key(s) from specified file to `authorized_keys` file to enable public key based SSH (v2) authentication of user `USER_NAME`=pi. The specified file can also contain multiple SSH (v2) public keys. SSH protocol version 1 is not supported.
275 275
276 276 ---
277 277
278 278 #### Kernel compilation:
279 279 ##### `BUILD_KERNEL`=false
280 280 Build and install the latest RPi2/3 Linux kernel. Currently only the default RPi2/3 kernel configuration is used. `BUILD_KERNEL`=true will automatically be set if the Raspberry Pi model `3` is used.
281 281
282 282 ##### `CROSS_COMPILE`="arm-linux-gnueabihf-"
283 283 This sets the cross compile enviornment for the compiler.
284 284
285 285 ##### `KERNEL_ARCH`="arm"
286 286 This sets the kernel architecture for the compiler.
287 287
288 288 ##### `KERNEL_IMAGE`="kernel7.img"
289 289 Name of the image file in the boot partition. If not set, `KERNEL_IMAGE` will be set to "kernel8.img" automatically if building for arm64.
290 290
291 291 ##### `KERNEL_BRANCH`=""
292 292 Name of the requested branch from the GIT location for the RPi Kernel. Default is using the current default branch from the GIT site.
293 293
294 294 ##### `QEMU_BINARY`="/usr/bin/qemu-arm-static"
295 295 Sets the QEMU enviornment for the Debian archive. If not set, `QEMU_BINARY` will be set to "/usr/bin/qemu-aarch64-static" automatically if building for arm64.
296 296
297 297 ##### `KERNEL_DEFCONFIG`="bcm2709_defconfig"
298 298 Sets the default config for kernel compiling. If not set, `KERNEL_DEFCONFIG` will be set to "bcmrpi3\_defconfig" automatically if building for arm64.
299 299
300 300 ##### `KERNEL_REDUCE`=false
301 301 Reduce the size of the generated kernel by removing unwanted device, network and filesystem drivers (experimental).
302 302
303 303 ##### `KERNEL_THREADS`=1
304 304 Number of parallel kernel building threads. If the parameter is left untouched the script will automatically determine the number of CPU cores to set the number of parallel threads to speed the kernel compilation.
305 305
306 306 ##### `KERNEL_HEADERS`=true
307 307 Install kernel headers with built kernel.
308 308
309 309 ##### `KERNEL_MENUCONFIG`=false
310 310 Start `make menuconfig` interactive menu-driven kernel configuration. The script will continue after `make menuconfig` was terminated.
311 311
312 312 ##### `KERNEL_OLDDEFCONFIG`=false
313 313 Run `make olddefconfig` to automatically set all new kernel configuration options to their recommended default values.
314 314
315 315 ##### `KERNEL_CCACHE`=false
316 316 Compile the kernel using ccache. This speeds up kernel recompilation by caching previous compilations and detecting when the same compilation is being done again.
317 317
318 318 ##### `KERNEL_REMOVESRC`=true
319 319 Remove all kernel sources from the generated OS image after it was built and installed.
320 320
321 321 ##### `KERNELSRC_DIR`=""
322 322 Path to a directory (`linux`) of [RaspberryPi Linux kernel sources](https://github.com/raspberrypi/linux) that will be copied, configured, build and installed inside the chroot.
323 323
324 324 ##### `KERNELSRC_CLEAN`=false
325 325 Clean the existing kernel sources directory `KERNELSRC_DIR` (using `make mrproper`) after it was copied to the chroot and before the compilation of the kernel has started. This parameter will be ignored if no `KERNELSRC_DIR` was specified or if `KERNELSRC_PREBUILT`=true.
326 326
327 327 ##### `KERNELSRC_CONFIG`=true
328 328 Run `make bcm2709_defconfig` (and optional `make menuconfig`) to configure the kernel sources before building. This parameter is automatically set to `true` if no existing kernel sources directory was specified using `KERNELSRC_DIR`. This parameter is ignored if `KERNELSRC_PREBUILT`=true.
329 329
330 330 ##### `KERNELSRC_USRCONFIG`=""
331 331 Copy own config file to kernel `.config`. If `KERNEL_MENUCONFIG`=true then running after copy.
332 332
333 333 ##### `KERNELSRC_PREBUILT`=false
334 334 With this parameter set to true the script expects the existing kernel sources directory to be already successfully cross-compiled. The parameters `KERNELSRC_CLEAN`, `KERNELSRC_CONFIG`, `KERNELSRC_USRCONFIG` and `KERNEL_MENUCONFIG` are ignored and no kernel compilation tasks are performed.
335 335
336 336 ##### `RPI_FIRMWARE_DIR`=""
337 337 The directory (`firmware`) containing a local copy of the firmware from the [RaspberryPi firmware project](https://github.com/raspberrypi/firmware). Default is to download the latest firmware directly from the project.
338 338
339 339 ---
340 340
341 341 #### Reduce disk usage:
342 342 The following list of parameters is ignored if `ENABLE_REDUCE`=false.
343 343
344 344 ##### `REDUCE_APT`=true
345 345 Configure APT to use compressed package repository lists and no package caching files.
346 346
347 347 ##### `REDUCE_DOC`=true
348 348 Remove all doc files (harsh). Configure APT to not include doc files on future `apt-get` package installations.
349 349
350 350 ##### `REDUCE_MAN`=true
351 351 Remove all man pages and info files (harsh). Configure APT to not include man pages on future `apt-get` package installations.
352 352
353 353 ##### `REDUCE_VIM`=false
354 354 Replace `vim-tiny` package by `levee` a tiny vim clone.
355 355
356 356 ##### `REDUCE_BASH`=false
357 357 Remove `bash` package and switch to `dash` shell (experimental).
358 358
359 359 ##### `REDUCE_HWDB`=true
360 360 Remove PCI related hwdb files (experimental).
361 361
362 362 ##### `REDUCE_SSHD`=true
363 363 Replace `openssh-server` with `dropbear`.
364 364
365 365 ##### `REDUCE_LOCALE`=true
366 366 Remove all `locale` translation files.
367 367
368 368 ---
369 369
370 370 #### Encrypted root partition:
371 371 ##### `ENABLE_CRYPTFS`=false
372 372 Enable full system encryption with dm-crypt. Setup a fully LUKS encrypted root partition (aes-xts-plain64:sha512) and generate required initramfs. The /boot directory will not be encrypted. This parameter will be ignored if `BUILD_KERNEL`=false. `ENABLE_CRYPTFS` is experimental. SSH-to-initramfs is currently not supported but will be soon - feel free to help.
373 373
374 374 ##### `CRYPTFS_PASSWORD`=""
375 375 Set password of the encrypted root partition. This parameter is mandatory if `ENABLE_CRYPTFS`=true.
376 376
377 377 ##### `CRYPTFS_MAPPING`="secure"
378 378 Set name of dm-crypt managed device-mapper mapping.
379 379
380 380 ##### `CRYPTFS_CIPHER`="aes-xts-plain64:sha512"
381 381 Set cipher specification string. `aes-xts*` ciphers are strongly recommended.
382 382
383 383 ##### `CRYPTFS_XTSKEYSIZE`=512
384 384 Sets key size in bits. The argument has to be a multiple of 8.
385 385
386 386 ---
387 387
388 388 #### Build settings:
389 389 ##### `BASEDIR`=$(pwd)/images/${RELEASE}
390 390 Set a path to a working directory used by the script to generate an image.
391 391
392 392 ##### `IMAGE_NAME`=${BASEDIR}/${DATE}-${KERNEL_ARCH}-${KERNEL_BRANCH}-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}
393 393 Set a filename for the output file(s). Note: the script will create $IMAGE_NAME.img if `ENABLE_SPLITFS`=false or $IMAGE_NAME-frmw.img and $IMAGE_NAME-root.img if `ENABLE_SPLITFS`=true. Note 2: If the KERNEL_BRANCH is not set, the word "CURRENT" is used.
394 394
395 395 ## Understanding the script
396 396 The functions of this script that are required for the different stages of the bootstrapping are split up into single files located inside the `bootstrap.d` directory. During the bootstrapping every script in this directory gets executed in lexicographical order:
397 397
398 398 | Script | Description |
399 399 | --- | --- |
400 400 | `10-bootstrap.sh` | Debootstrap basic system |
401 401 | `11-apt.sh` | Setup APT repositories |
402 402 | `12-locale.sh` | Setup Locales and keyboard settings |
403 403 | `13-kernel.sh` | Build and install RPi2/3 Kernel |
404 404 | `14-fstab.sh` | Setup fstab and initramfs |
405 405 | `15-rpi-config.sh` | Setup RPi2/3 config and cmdline |
406 406 | `20-networking.sh` | Setup Networking |
407 407 | `21-firewall.sh` | Setup Firewall |
408 408 | `30-security.sh` | Setup Users and Security settings |
409 409 | `31-logging.sh` | Setup Logging |
410 410 | `32-sshd.sh` | Setup SSH and public keys |
411 411 | `41-uboot.sh` | Build and Setup U-Boot |
412 412 | `42-fbturbo.sh` | Build and Setup fbturbo Xorg driver |
413 413 | `50-firstboot.sh` | First boot actions |
414 414 | `99-reduce.sh` | Reduce the disk space usage |
415 415
416 416 All the required configuration files that will be copied to the generated OS image are located inside the `files` directory. It is not recommended to modify these configuration files manually.
417 417
418 418 | Directory | Description |
419 419 | --- | --- |
420 420 | `apt` | APT management configuration files |
421 421 | `boot` | Boot and RPi2/3 configuration files |
422 422 | `dpkg` | Package Manager configuration |
423 423 | `etc` | Configuration files and rc scripts |
424 424 | `firstboot` | Scripts that get executed on first boot |
425 425 | `initramfs` | Initramfs scripts |
426 426 | `iptables` | Firewall configuration files |
427 427 | `locales` | Locales configuration |
428 428 | `modules` | Kernel Modules configuration |
429 429 | `mount` | Fstab configuration |
430 430 | `network` | Networking configuration files |
431 431 | `sysctl.d` | Swapping and Network Hardening configuration |
432 432 | `xorg` | fbturbo Xorg driver configuration |
433 433
434 434 ## Custom packages and scripts
435 435 Debian custom packages, i.e. those not in the debian repositories, can be installed by placing them in the `packages` directory. They are installed immediately after packages from the repositories are installed. Any dependencies listed in the custom packages will be downloaded automatically from the repositories. Do not list these custom packages in `APT_INCLUDES`.
436 436
437 437 Scripts in the custom.d directory will be executed after all other installation is complete but before the image is created.
438 438
439 439 ## Logging of the bootstrapping process
440 440 All information related to the bootstrapping process and the commands executed by the `rpi23-gen-image.sh` script can easily be saved into a logfile. The common shell command `script` can be used for this purpose:
441 441
442 442 ```shell
443 443 script -c 'APT_SERVER=ftp.de.debian.org ./rpi23-gen-image.sh' ./build.log
444 444 ```
445 445
446 446 ## Flashing the image file
447 447 After the image file was successfully created by the `rpi23-gen-image.sh` script it can be copied to the microSD card that will be used by the RPi2/3 computer. This can be performed by using the tools `bmaptool` or `dd`. Using `bmaptool` will probably speed-up the copy process because `bmaptool` copies more wisely than `dd`.
448 448
449 449 ##### Flashing examples:
450 450 ```shell
451 bmaptool copy ./images/jessie/2017-01-23-rpi3-jessie.img /dev/mmcblk0
452 dd bs=4M if=./images/jessie/2017-01-23-rpi3-jessie.img of=/dev/mmcblk0
451 bmaptool copy ./images/buster/2017-01-23-rpi3-buster.img /dev/mmcblk0
452 dd bs=4M if=./images/buster/2017-01-23-rpi3-buster.img of=/dev/mmcblk0
453 453 ```
454 454 If you have set `ENABLE_SPLITFS`, copy the `-frmw` image on the microSD card, then the `-root` one on the USB drive:
455 455 ```shell
456 bmaptool copy ./images/jessie/2017-01-23-rpi3-jessie-frmw.img /dev/mmcblk0
457 bmaptool copy ./images/jessie/2017-01-23-rpi3-jessie-root.img /dev/sdc
456 bmaptool copy ./images/buster/2017-01-23-rpi3-buster-frmw.img /dev/mmcblk0
457 bmaptool copy ./images/buster/2017-01-23-rpi3-buster-root.img /dev/sdc
458 458 ```
459 459
460 460 ## QEMU emulation
461 461 Start QEMU full system emulation:
462 462 ```shell
463 463 qemu-system-arm -m 2048M -M vexpress-a15 -cpu cortex-a15 -kernel kernel7.img -no-reboot -dtb vexpress-v2p-ca15_a7.dtb -sd ${IMAGE_NAME}.qcow2 -append "root=/dev/mmcblk0p2 rw rootfstype=ext4 console=tty1"
464 464 ```
465 465
466 466 Start QEMU full system emulation and output to console:
467 467 ```shell
468 468 qemu-system-arm -m 2048M -M vexpress-a15 -cpu cortex-a15 -kernel kernel7.img -no-reboot -dtb vexpress-v2p-ca15_a7.dtb -sd ${IMAGE_NAME}.qcow2 -append "root=/dev/mmcblk0p2 rw rootfstype=ext4 console=ttyAMA0,115200 init=/bin/systemd" -serial stdio
469 469 ```
470 470
471 471 Start QEMU full system emulation with SMP and output to console:
472 472 ```shell
473 473 qemu-system-arm -m 2048M -M vexpress-a15 -cpu cortex-a15 -smp cpus=2,maxcpus=2 -kernel kernel7.img -no-reboot -dtb vexpress-v2p-ca15_a7.dtb -sd ${IMAGE_NAME}.qcow2 -append "root=/dev/mmcblk0p2 rw rootfstype=ext4 console=ttyAMA0,115200 init=/bin/systemd" -serial stdio
474 474 ```
475 475
476 476 Start QEMU full system emulation with cryptfs, initramfs and output to console:
477 477 ```shell
478 478 qemu-system-arm -m 2048M -M vexpress-a15 -cpu cortex-a15 -kernel kernel7.img -no-reboot -dtb vexpress-v2p-ca15_a7.dtb -sd ${IMAGE_NAME}.qcow2 -initrd "initramfs-${KERNEL_VERSION}" -append "root=/dev/mapper/secure cryptdevice=/dev/mmcblk0p2:secure rw rootfstype=ext4 console=ttyAMA0,115200 init=/bin/systemd" -serial stdio
479 479 ```
480 480
481 481 ## Weekly image builds
482 482 The image files are provided by JRWR'S I/O PORT and are built once a Sunday at midnight UTC!
483 483 * [Debian Stretch Raspberry Pi2/3 Weekly Image Builds](https://jrwr.io/doku.php?id=projects:debianpi)
484 484
485 485 ## External links and references
486 486 * [Debian worldwide mirror sites](https://www.debian.org/mirror/list)
487 487 * [Debian Raspberry Pi 2 Wiki](https://wiki.debian.org/RaspberryPi2)
488 488 * [Debian CrossToolchains Wiki](https://wiki.debian.org/CrossToolchains)
489 489 * [Official Raspberry Pi Firmware on github](https://github.com/raspberrypi/firmware)
490 490 * [Official Raspberry Pi Kernel on github](https://github.com/raspberrypi/linux)
491 491 * [U-BOOT git repository](https://git.denx.de/?p=u-boot.git;a=summary)
492 492 * [Xorg DDX driver fbturbo](https://github.com/ssvb/xf86-video-fbturbo)
493 493 * [RPi3 Wireless interface firmware](https://github.com/RPi-Distro/firmware-nonfree/tree/master/brcm80211/brcm)
494 494 * [Collabora RPi2 Kernel precompiled](https://repositories.collabora.co.uk/debian/)
@@ -1,194 +1,189
1 1 #
2 2 # Setup RPi2/3 config and cmdline
3 3 #
4 4
5 5 # Load utility functions
6 6 . ./functions.sh
7 7
8 8 if [ "$BUILD_KERNEL" = true ] ; then
9 9 if [ -n "$RPI_FIRMWARE_DIR" ] && [ -d "$RPI_FIRMWARE_DIR" ] ; then
10 10 # Install boot binaries from local directory
11 11 cp "${RPI_FIRMWARE_DIR}"/boot/bootcode.bin "${BOOT_DIR}"/bootcode.bin
12 12 cp "${RPI_FIRMWARE_DIR}"/boot/fixup.dat "${BOOT_DIR}"/fixup.dat
13 13 cp "${RPI_FIRMWARE_DIR}"/boot/fixup_cd.dat "${BOOT_DIR}"/fixup_cd.dat
14 14 cp "${RPI_FIRMWARE_DIR}"/boot/fixup_x.dat "${BOOT_DIR}"/fixup_x.dat
15 15 cp "${RPI_FIRMWARE_DIR}"/boot/start.elf "${BOOT_DIR}"/start.elf
16 16 cp "${RPI_FIRMWARE_DIR}"/boot/start_cd.elf "${BOOT_DIR}"/start_cd.elf
17 17 cp "${RPI_FIRMWARE_DIR}"/boot/start_x.elf "${BOOT_DIR}"/start_x.elf
18 18 else
19 19 # Create temporary directory for boot binaries
20 20 temp_dir=$(as_nobody mktemp -d)
21 21
22 22 # Install latest boot binaries from raspberry/firmware github
23 23 as_nobody wget -q -O "${temp_dir}/bootcode.bin" "${FIRMWARE_URL}/bootcode.bin"
24 24 as_nobody wget -q -O "${temp_dir}/fixup.dat" "${FIRMWARE_URL}/fixup.dat"
25 25 as_nobody wget -q -O "${temp_dir}/fixup_cd.dat" "${FIRMWARE_URL}/fixup_cd.dat"
26 26 as_nobody wget -q -O "${temp_dir}/fixup_x.dat" "${FIRMWARE_URL}/fixup_x.dat"
27 27 as_nobody wget -q -O "${temp_dir}/start.elf" "${FIRMWARE_URL}/start.elf"
28 28 as_nobody wget -q -O "${temp_dir}/start_cd.elf" "${FIRMWARE_URL}/start_cd.elf"
29 29 as_nobody wget -q -O "${temp_dir}/start_x.elf" "${FIRMWARE_URL}/start_x.elf"
30 30
31 31 # Move downloaded boot binaries
32 32 mv "${temp_dir}/"* "${BOOT_DIR}/"
33 33
34 34 # Remove temporary directory for boot binaries
35 35 rm -fr "${temp_dir}"
36 36
37 37 # Set permissions of the boot binaries
38 38 chown -R root:root "${BOOT_DIR}"
39 39 chmod -R 600 "${BOOT_DIR}"
40 40 fi
41 41 fi
42 42
43 43 # Setup firmware boot cmdline
44 44 if [ "$ENABLE_SPLITFS" = true ] ; then
45 CMDLINE="dwc_otg.lpm_enable=0 root=/dev/sda1 rootfstype=ext4 rootflags=commit=100,data=writeback elevator=deadline rootwait console=tty1"
45 CMDLINE="dwc_otg.lpm_enable=0 root=/dev/sda1 rootfstype=ext4 rootflags=commit=100,data=writeback elevator=deadline rootwait console=tty1 init=/bin/systemd"
46 46 else
47 CMDLINE="dwc_otg.lpm_enable=0 root=/dev/mmcblk0p2 rootfstype=ext4 rootflags=commit=100,data=writeback elevator=deadline rootwait console=tty1"
47 CMDLINE="dwc_otg.lpm_enable=0 root=/dev/mmcblk0p2 rootfstype=ext4 rootflags=commit=100,data=writeback elevator=deadline rootwait console=tty1 init=/bin/systemd"
48 48 fi
49 49
50 50 # Add encrypted root partition to cmdline.txt
51 51 if [ "$ENABLE_CRYPTFS" = true ] ; then
52 52 if [ "$ENABLE_SPLITFS" = true ] ; then
53 53 CMDLINE=$(echo "${CMDLINE}" | sed "s/sda1/mapper\/${CRYPTFS_MAPPING} cryptdevice=\/dev\/sda1:${CRYPTFS_MAPPING}/")
54 54 else
55 55 CMDLINE=$(echo "${CMDLINE}" | sed "s/mmcblk0p2/mapper\/${CRYPTFS_MAPPING} cryptdevice=\/dev\/mmcblk0p2:${CRYPTFS_MAPPING}/")
56 56 fi
57 57 fi
58 58
59 59 # Add serial console support
60 60 if [ "$ENABLE_CONSOLE" = true ] ; then
61 61 CMDLINE="${CMDLINE} console=ttyAMA0,115200 kgdboc=ttyAMA0,115200"
62 62 fi
63 63
64 64 # Remove IPv6 networking support
65 65 if [ "$ENABLE_IPV6" = false ] ; then
66 66 CMDLINE="${CMDLINE} ipv6.disable=1"
67 67 fi
68 68
69 69 # Automatically assign predictable network interface names
70 70 if [ "$ENABLE_IFNAMES" = false ] ; then
71 71 CMDLINE="${CMDLINE} net.ifnames=0"
72 72 else
73 73 CMDLINE="${CMDLINE} net.ifnames=1"
74 74 fi
75 75
76 # Set init to systemd if required by Debian release
77 if [ "$RELEASE" = "stretch" ] || [ "$RELEASE" = "buster" ] ; then
78 CMDLINE="${CMDLINE} init=/bin/systemd"
79 fi
80
81 76 # Install firmware boot cmdline
82 77 echo "${CMDLINE}" > "${BOOT_DIR}/cmdline.txt"
83 78
84 79 # Install firmware config
85 80 install_readonly files/boot/config.txt "${BOOT_DIR}/config.txt"
86 81
87 82 # Setup minimal GPU memory allocation size: 16MB (no X)
88 83 if [ "$ENABLE_MINGPU" = true ] ; then
89 84 echo "gpu_mem=16" >> "${BOOT_DIR}/config.txt"
90 85 fi
91 86
92 87 # Setup boot with initramfs
93 88 if [ "$ENABLE_INITRAMFS" = true ] ; then
94 89 echo "initramfs initramfs-${KERNEL_VERSION} followkernel" >> "${BOOT_DIR}/config.txt"
95 90 fi
96 91
97 92 # Disable RPi3 Bluetooth and restore ttyAMA0 serial device
98 93 if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then
99 94 if [ "$ENABLE_CONSOLE" = true ] && [ "$ENABLE_UBOOT" = false ] ; then
100 95 echo "dtoverlay=pi3-disable-bt" >> "${BOOT_DIR}/config.txt"
101 96 echo "enable_uart=1" >> "${BOOT_DIR}/config.txt"
102 97 else
103 98 # Create temporary directory for Bluetooth sources
104 99 temp_dir=$(as_nobody mktemp -d)
105 100
106 101 # Fetch Bluetooth sources
107 102 as_nobody git -C "${temp_dir}" clone "${BLUETOOTH_URL}"
108 103
109 104 # Copy downloaded sources
110 105 mv "${temp_dir}/pi-bluetooth" "${R}/tmp/"
111 106
112 107 # Set permissions
113 108 chown -R root:root "${R}/tmp/pi-bluetooth"
114 109
115 110 # Install files to chroot
116 111 # Install tools
117 112 install_readonly "${R}/tmp/pi-bluetooth/usr/bin/btuart" "${R}/usr/bin/btuart"
118 113 install_readonly "${R}/tmp/pi-bluetooth/usr/bin/bthelper" "${R}/usr/bin/bthelper"
119 114
120 115 # Install bluetooth udev rule
121 116 install_readonly "${R}/tmp/pi-bluetooth/lib/udev/rules.d/90-pi-bluetooth.rules" "${LIB_DIR}/udev/rules.d/90-pi-bluetooth.rules"
122 117 #aur
123 118 #install_readonly "${R}/tmp/pi-bluetooth/50-bluetooth-hci-auto-poweron.rules" "${ETC_DIR}/udev/rules.d/50-bluetooth-hci-auto-poweron.rules"
124 119
125 120 # Install Firmware Flash file and apropiate licence
126 121 mkdir "${ETC_DIR}/firmware/"
127 122
128 123 #aur https://aur.archlinux.org/packages/pi-bluetooth/
129 124 #install_readonly "${R}/tmp/pi-bluetooth/LICENCE.broadcom_bcm43xx" "${ETC_DIR}/firmware/LICENCE.broadcom_bcm43xx"
130 125 #install_readonly "${R}/tmp/pi-bluetooth/BCM43430A1.hcd" "${ETC_DIR}/firmware/BCM43430A1.hcd"
131 126
132 127 wget -O "${R}/tmp/pi-bluetooth/LICENCE.broadcom_bcm43xx" https://aur.archlinux.org/cgit/aur.git/plain/LICENCE.broadcom_bcm43xx?h=pi-bluetooth
133 128 wget -O "${R}/tmp/pi-bluetooth/BCM43430A1.hcd" https://aur.archlinux.org/cgit/aur.git/plain/BCM43430A1.hcd?h=pi-bluetooth
134 129
135 130 # Install systemd service for bluetooth
136 131 #install_readonly "${R}/tmp/pi-bluetooth/brcm43438.service" "${ETC_DIR}/systemd/system/brcm43438.service"
137 132
138 133 # Remove temporary directory
139 134 #rm -fr "${temp_dir}"
140 135
141 136 # Get /dev/serial back for compability
142 137 # Raspberry-sys-mod package
143 138 wget -O "${ETC_DIR}/udev/rules.d/99-com.rules" https://raw.githubusercontent.com/RPi-Distro/raspberrypi-sys-mods/master/etc.armhf/udev/rules.d/99-com.rules
144 139
145 140 fi
146 141 fi
147 142
148 143 # Create firmware configuration and cmdline symlinks
149 144 ln -sf firmware/config.txt "${R}/boot/config.txt"
150 145 ln -sf firmware/cmdline.txt "${R}/boot/cmdline.txt"
151 146
152 147 # Install and setup kernel modules to load at boot
153 148 mkdir -p "${LIB_DIR}/modules-load.d/"
154 149 install_readonly files/modules/rpi2.conf "${LIB_DIR}/modules-load.d/rpi2.conf"
155 150
156 151 # Load hardware random module at boot
157 152 if [ "$ENABLE_HWRANDOM" = true ] && [ "$BUILD_KERNEL" = false ] ; then
158 153 sed -i "s/^# bcm2708_rng/bcm2708_rng/" "${LIB_DIR}/modules-load.d/rpi2.conf"
159 154 fi
160 155
161 156 # Load sound module at boot
162 157 if [ "$ENABLE_SOUND" = true ] ; then
163 158 sed -i "s/^# snd_bcm2835/snd_bcm2835/" "${LIB_DIR}/modules-load.d/rpi2.conf"
164 159 else
165 160 echo "dtparam=audio=off" >> "${BOOT_DIR}/config.txt"
166 161 fi
167 162
168 163 # Enable I2C interface
169 164 if [ "$ENABLE_I2C" = true ] ; then
170 165 echo "dtparam=i2c_arm=on" >> "${BOOT_DIR}/config.txt"
171 166 sed -i "s/^# i2c-bcm2708/i2c-bcm2708/" "${LIB_DIR}/modules-load.d/rpi2.conf"
172 167 sed -i "s/^# i2c-dev/i2c-dev/" "${LIB_DIR}/modules-load.d/rpi2.conf"
173 168 fi
174 169
175 170 # Enable SPI interface
176 171 if [ "$ENABLE_SPI" = true ] ; then
177 172 echo "dtparam=spi=on" >> "${BOOT_DIR}/config.txt"
178 173 echo "spi-bcm2708" >> "${LIB_DIR}/modules-load.d/rpi2.conf"
179 174 if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ]; then
180 175 sed -i "s/spi-bcm2708/spi-bcm2835/" "${LIB_DIR}/modules-load.d/rpi2.conf"
181 176 fi
182 177 fi
183 178
184 179 # Disable RPi2/3 under-voltage warnings
185 180 if [ -n "$DISABLE_UNDERVOLT_WARNINGS" ] ; then
186 181 echo "avoid_warnings=${DISABLE_UNDERVOLT_WARNINGS}" >> "${BOOT_DIR}/config.txt"
187 182 fi
188 183
189 184 # Install kernel modules blacklist
190 185 mkdir -p "${ETC_DIR}/modprobe.d/"
191 186 install_readonly files/modules/raspi-blacklist.conf "${ETC_DIR}/modprobe.d/raspi-blacklist.conf"
192 187
193 188 # Install sysctl.d configuration files
194 189 install_readonly files/sysctl.d/81-rpi-vm.conf "${ETC_DIR}/sysctl.d/81-rpi-vm.conf"
@@ -1,134 +1,133
1 1 #
2 2 # Setup Networking
3 3 #
4 4
5 5 # Load utility functions
6 6 . ./functions.sh
7 7
8 8 # Install and setup hostname
9 9 install_readonly files/network/hostname "${ETC_DIR}/hostname"
10 sed -i "s/^rpi2-jessie/${HOSTNAME}/" "${ETC_DIR}/hostname"
10 sed -i "s/^RaspberryPI/${HOSTNAME}/" "${ETC_DIR}/hostname"
11 11
12 12 # Install and setup hosts
13 13 install_readonly files/network/hosts "${ETC_DIR}/hosts"
14 sed -i "s/rpi2-jessie/${HOSTNAME}/" "${ETC_DIR}/hosts"
14 sed -i "s/RaspberryPI/${HOSTNAME}/" "${ETC_DIR}/hosts"
15 15
16 16 # Setup hostname entry with static IP
17 17 if [ "$NET_ADDRESS" != "" ] ; then
18 18 NET_IP=$(echo "${NET_ADDRESS}" | cut -f 1 -d'/')
19 19 sed -i "s/^127.0.1.1/${NET_IP}/" "${ETC_DIR}/hosts"
20 20 fi
21 21
22 22 # Remove IPv6 hosts
23 23 if [ "$ENABLE_IPV6" = false ] ; then
24 24 sed -i -e "/::[1-9]/d" -e "/^$/d" "${ETC_DIR}/hosts"
25 25 fi
26 26
27 27 # Install hint about network configuration
28 28 install_readonly files/network/interfaces "${ETC_DIR}/network/interfaces"
29 29
30 30 # Install configuration for interface eth0
31 31 install_readonly files/network/eth.network "${ETC_DIR}/systemd/network/eth.network"
32 32
33 33 # Install configuration for interface wl*
34 34 install_readonly files/network/wlan.network "${ETC_DIR}/systemd/network/wlan.network"
35 35
36 36 #always with dhcp since wpa_supplicant integration is missing
37 37 sed -i -e "s/DHCP=.*/DHCP=yes/" -e "/DHCP/q" "${ETC_DIR}/systemd/network/wlan.network"
38 38
39 39 if [ "$ENABLE_DHCP" = true ] ; then
40 40 # Enable DHCP configuration for interface eth0
41 41 sed -i -e "s/DHCP=.*/DHCP=yes/" -e "/DHCP/q" "${ETC_DIR}/systemd/network/eth.network"
42 42
43 43 # Set DHCP configuration to IPv4 only
44 44 if [ "$ENABLE_IPV6" = false ] ; then
45 45 sed -i "s/DHCP=.*/DHCP=v4/" "${ETC_DIR}/systemd/network/eth.network"
46 46 fi
47 47
48 48 else # ENABLE_DHCP=false
49 49 # Set static network configuration for interface eth0
50 50 sed -i\
51 51 -e "s|DHCP=.*|DHCP=no|"\
52 52 -e "s|Address=\$|Address=${NET_ADDRESS}|"\
53 53 -e "s|Gateway=\$|Gateway=${NET_GATEWAY}|"\
54 54 -e "0,/DNS=\$/ s|DNS=\$|DNS=${NET_DNS_1}|"\
55 55 -e "0,/DNS=\$/ s|DNS=\$|DNS=${NET_DNS_2}|"\
56 56 -e "s|Domains=\$|Domains=${NET_DNS_DOMAINS}|"\
57 57 -e "0,/NTP=\$/ s|NTP=\$|NTP=${NET_NTP_1}|"\
58 58 -e "0,/NTP=\$/ s|NTP=\$|NTP=${NET_NTP_2}|"\
59 59 "${ETC_DIR}/systemd/network/eth.network"
60 60 fi
61 61
62 62 # Remove empty settings from network configuration
63 63 sed -i "/.*=\$/d" "${ETC_DIR}/systemd/network/eth.network"
64 64 # Remove empty settings from wlan configuration
65 65 sed -i "/.*=\$/d" "${ETC_DIR}/systemd/network/wlan.network"
66 66
67 67 # Move systemd network configuration if required by Debian release
68 if [ "$RELEASE" = "stretch" ] || [ "$RELEASE" = "buster" ] ; then
69 68 mv -v "${ETC_DIR}/systemd/network/eth.network" "${LIB_DIR}/systemd/network/10-eth.network"
69 # If WLAN is enabled copy wlan configuration too
70 70 if [ "$ENABLE_WIRELESS" = true ] ; then
71 71 mv -v "${ETC_DIR}/systemd/network/wlan.network" "${LIB_DIR}/systemd/network/11-wlan.network"
72 72 fi
73 73 rm -fr "${ETC_DIR}/systemd/network"
74 fi
75 74
76 75 # Enable systemd-networkd service
77 76 chroot_exec systemctl enable systemd-networkd
78 77
79 78 # Install host.conf resolver configuration
80 79 install_readonly files/network/host.conf "${ETC_DIR}/host.conf"
81 80
82 81 # Enable network stack hardening
83 82 if [ "$ENABLE_HARDNET" = true ] ; then
84 83 # Install sysctl.d configuration files
85 84 install_readonly files/sysctl.d/82-rpi-net-hardening.conf "${ETC_DIR}/sysctl.d/82-rpi-net-hardening.conf"
86 85
87 86 # Setup resolver warnings about spoofed addresses
88 87 sed -i "s/^# spoof warn/spoof warn/" "${ETC_DIR}/host.conf"
89 88 fi
90 89
91 90 # Enable time sync
92 91 if [ "$NET_NTP_1" != "" ] ; then
93 92 chroot_exec systemctl enable systemd-timesyncd.service
94 93 fi
95 94
96 95 # Download the firmware binary blob required to use the RPi3 wireless interface
97 96 if [ "$ENABLE_WIRELESS" = true ] ; then
98 97 if [ ! -d "${WLAN_FIRMWARE_DIR}" ] ; then
99 98 mkdir -p "${WLAN_FIRMWARE_DIR}"
100 99 fi
101 100
102 101 # Create temporary directory for firmware binary blob
103 102 temp_dir=$(as_nobody mktemp -d)
104 103
105 104 # Fetch firmware binary blob for RPI3B+
106 105 if [ "$RPI_MODEL" = 3P ] ; then
107 106 as_nobody wget -q -O "${temp_dir}/brcmfmac43455-sdio.bin" "${WLAN_FIRMWARE_URL}/brcmfmac43455-sdio.bin"
108 107 as_nobody wget -q -O "${temp_dir}/brcmfmac43455-sdio.txt" "${WLAN_FIRMWARE_URL}/brcmfmac43455-sdio.txt"
109 108 as_nobody wget -q -O "${temp_dir}/brcmfmac43455-sdio.clm_blob" "${WLAN_FIRMWARE_URL}/brcmfmac43455-sdio.clm_blob"
110 109 elif [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 0 ] ; then
111 110 # Fetch firmware binary blob for RPI3
112 111 as_nobody wget -q -O "${temp_dir}/brcmfmac43430-sdio.bin" "${WLAN_FIRMWARE_URL}/brcmfmac43430-sdio.bin"
113 112 as_nobody wget -q -O "${temp_dir}/brcmfmac43430-sdio.txt" "${WLAN_FIRMWARE_URL}/brcmfmac43430-sdio.txt"
114 113 fi
115 114
116 115 # Move downloaded firmware binary blob
117 116 if [ "$RPI_MODEL" = 3P ] ; then
118 117 mv "${temp_dir}/brcmfmac43455-sdio."* "${WLAN_FIRMWARE_DIR}/"
119 118 elif [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 0 ] ; then
120 119 mv "${temp_dir}/brcmfmac43430-sdio."* "${WLAN_FIRMWARE_DIR}/"
121 120 fi
122 121
123 122 # Remove temporary directory for firmware binary blob
124 123 rm -fr "${temp_dir}"
125 124
126 125 # Set permissions of the firmware binary blob
127 126 if [ "$RPI_MODEL" = 3P ] ; then
128 127 chown root:root "${WLAN_FIRMWARE_DIR}/brcmfmac43455-sdio."*
129 128 chmod 600 "${WLAN_FIRMWARE_DIR}/brcmfmac43455-sdio."*
130 129 elif [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 0 ] ; then
131 130 chown root:root "${WLAN_FIRMWARE_DIR}/brcmfmac43430-sdio."*
132 131 chmod 600 "${WLAN_FIRMWARE_DIR}/brcmfmac43430-sdio."*
133 132 fi
134 133 fi
@@ -1,50 +1,48
1 1 #
2 2 # Setup Firewall
3 3 #
4 4
5 5 # Load utility functions
6 6 . ./functions.sh
7 7
8 8 if [ "$ENABLE_IPTABLES" = true ] ; then
9 9 # Create iptables configuration directory
10 10 mkdir -p "${ETC_DIR}/iptables"
11 11
12 12 # make sure iptables-legacy is the used alternatives
13 13 #iptables-save and -restore are slaves of iptables and thus are set accordingly
14 if ! [ "$RELEASE" = jessie ] ; then
15 14 chroot_exec update-alternatives --verbose --set iptables /usr/sbin/iptables-legacy
16 fi
17 15
18 16 # Install iptables systemd service
19 17 install_readonly files/iptables/iptables.service "${ETC_DIR}/systemd/system/iptables.service"
20 18
21 19 # Install flush-table script called by iptables service
22 20 install_exec files/iptables/flush-iptables.sh "${ETC_DIR}/iptables/flush-iptables.sh"
23 21
24 22 # Install iptables rule file
25 23 install_readonly files/iptables/iptables.rules "${ETC_DIR}/iptables/iptables.rules"
26 24
27 25 # Reload systemd configuration and enable iptables service
28 26 chroot_exec systemctl daemon-reload
29 27 chroot_exec systemctl enable iptables.service
30 28
31 29 if [ "$ENABLE_IPV6" = true ] ; then
32 30 # Install ip6tables systemd service
33 31 install_readonly files/iptables/ip6tables.service "${ETC_DIR}/systemd/system/ip6tables.service"
34 32
35 33 # Install ip6tables file
36 34 install_exec files/iptables/flush-ip6tables.sh "${ETC_DIR}/iptables/flush-ip6tables.sh"
37 35
38 36 install_readonly files/iptables/ip6tables.rules "${ETC_DIR}/iptables/ip6tables.rules"
39 37
40 38 # Reload systemd configuration and enable iptables service
41 39 chroot_exec systemctl daemon-reload
42 40 chroot_exec systemctl enable ip6tables.service
43 41 fi
44 42
45 43 if [ "$ENABLE_SSHD" = false ] ; then
46 44 # Remove SSHD related iptables rules
47 45 sed -i "/^#/! {/SSH/ s/^/# /}" "${ETC_DIR}/iptables/iptables.rules" 2> /dev/null
48 46 sed -i "/^#/! {/SSH/ s/^/# /}" "${ETC_DIR}/iptables/ip6tables.rules" 2> /dev/null
49 47 fi
50 48 fi
@@ -1,51 +1,47
1 1 #
2 2 # Build and Setup fbturbo Xorg driver
3 3 #
4 4
5 5 # Load utility functions
6 6 . ./functions.sh
7 7
8 8 if [ "$ENABLE_FBTURBO" = true ] ; then
9 9 # Install c/c++ build environment inside the chroot
10 10 chroot_install_cc
11 11
12 12 # Copy existing fbturbo sources into chroot directory
13 13 if [ -n "$FBTURBOSRC_DIR" ] && [ -d "$FBTURBOSRC_DIR" ] ; then
14 14 # Copy local fbturbo sources
15 15 cp -r "${FBTURBOSRC_DIR}" "${R}/tmp"
16 16 else
17 17 # Create temporary directory for fbturbo sources
18 18 temp_dir=$(as_nobody mktemp -d)
19 19
20 20 # Fetch fbturbo sources
21 21 as_nobody git -C "${temp_dir}" clone "${FBTURBO_URL}"
22 22
23 23 # Move downloaded fbturbo sources
24 24 mv "${temp_dir}/xf86-video-fbturbo" "${R}/tmp/"
25 25
26 26 # Remove temporary directory for fbturbo sources
27 27 rm -fr "${temp_dir}"
28 28 fi
29 29
30 30 # Install Xorg build dependencies
31 if [ "$RELEASE" = "jessie" ] ; then
32 chroot_exec apt-get -q -y --no-install-recommends install xorg-dev xutils-dev x11proto-dri2-dev libltdl-dev libtool automake libdrm-dev
33 elif [ "$RELEASE" = "stretch" ] || [ "$RELEASE" = "buster" ] ; then
34 31 chroot_exec apt-get -q -y --no-install-recommends --allow-unauthenticated install xorg-dev xutils-dev x11proto-dri2-dev libltdl-dev libtool automake libdrm-dev
35 fi
36 32
37 33 # Build and install fbturbo driver inside chroot
38 34 chroot_exec /bin/bash -x <<'EOF'
39 35 cd /tmp/xf86-video-fbturbo
40 36 autoreconf -vi
41 37 ./configure --prefix=/usr
42 38 make
43 39 make install
44 40 EOF
45 41
46 42 # Install fbturbo driver Xorg configuration
47 43 install_readonly files/xorg/99-fbturbo.conf "${R}/usr/share/X11/xorg.conf.d/99-fbturbo.conf"
48 44
49 45 # Remove Xorg build dependencies
50 46 chroot_exec apt-get -qq -y --auto-remove purge xorg-dev xutils-dev x11proto-dri2-dev libltdl-dev libtool automake libdrm-dev
51 47 fi
@@ -1,85 +1,76
1 1 #
2 2 # Reduce system disk usage
3 3 #
4 4
5 5 # Load utility functions
6 6 . ./functions.sh
7 7
8 8 # Reduce the image size by various operations
9 9 if [ "$ENABLE_REDUCE" = true ] ; then
10 10 if [ "$REDUCE_APT" = true ] ; then
11 11 # Install dpkg configuration file
12 12 if [ "$REDUCE_DOC" = true ] || [ "$REDUCE_MAN" = true ] ; then
13 13 install_readonly files/dpkg/01nodoc "${ETC_DIR}/dpkg/dpkg.cfg.d/01nodoc"
14 14 fi
15 15
16 16 # Install APT configuration files
17 17 install_readonly files/apt/02nocache "${ETC_DIR}/apt/apt.conf.d/02nocache"
18 18 install_readonly files/apt/03compress "${ETC_DIR}/apt/apt.conf.d/03compress"
19 19 install_readonly files/apt/04norecommends "${ETC_DIR}/apt/apt.conf.d/04norecommends"
20 20
21 21 # Remove APT cache files
22 22 rm -fr "${R}/var/cache/apt/pkgcache.bin"
23 23 rm -fr "${R}/var/cache/apt/srcpkgcache.bin"
24 24 fi
25 25
26 26 # Remove all doc files
27 27 if [ "$REDUCE_DOC" = true ] ; then
28 28 find "${R}/usr/share/doc" -depth -type f ! -name copyright -print0 | xargs -0 rm || true
29 29 find "${R}/usr/share/doc" -empty -print0 | xargs -0 rmdir || true
30 30 fi
31 31
32 32 # Remove all man pages and info files
33 33 if [ "$REDUCE_MAN" = true ] ; then
34 34 rm -rf "${R}/usr/share/man" "${R}/usr/share/groff" "${R}/usr/share/info" "${R}/usr/share/lintian" "${R}/usr/share/linda" "${R}/var/cache/man"
35 35 fi
36 36
37 37 # Remove all locale translation files
38 38 if [ "$REDUCE_LOCALE" = true ] ; then
39 39 find "${R}/usr/share/locale" -mindepth 1 -maxdepth 1 ! -name 'en' -print0 | xargs -0 rm -r
40 40 fi
41 41
42 42 # Remove hwdb PCI device classes (experimental)
43 43 if [ "$REDUCE_HWDB" = true ] ; then
44 44 rm -fr "/lib/udev/hwdb.d/20-pci-*"
45 45 fi
46 46
47 47 # Replace bash shell by dash shell (experimental)
48 48 if [ "$REDUCE_BASH" = true ] ; then
49 if [ "$RELEASE" = "stretch" ] || [ "$RELEASE" = "buster" ] ; then
49 # Purge bash and update alternatives
50 50 echo "Yes, do as I say!" | chroot_exec apt-get purge -qq -y --allow-remove-essential bash
51 else
52 echo "Yes, do as I say!" | chroot_exec apt-get purge -qq -y --force-yes bash
53 fi
54
55 51 chroot_exec update-alternatives --install /bin/bash bash /bin/dash 100
56 52 fi
57 53
58 54 # Remove sound utils and libraries
59 55 if [ "$ENABLE_SOUND" = false ] ; then
60 56 chroot_exec apt-get -qq -y purge alsa-utils libsamplerate0 libasound2 libasound2-data
61 57 fi
62 58
63 # Re-install tools for managing kernel modules
64 if [ "$RELEASE" = "jessie" ] ; then
65 chroot_exec apt-get -qq -y install module-init-tools
66 fi
67
68 59 # Remove GPU kernels
69 60 if [ "$ENABLE_MINGPU" = true ] ; then
70 61 rm -f "${BOOT_DIR}/start.elf"
71 62 rm -f "${BOOT_DIR}/fixup.dat"
72 63 rm -f "${BOOT_DIR}/start_x.elf"
73 64 rm -f "${BOOT_DIR}/fixup_x.dat"
74 65 fi
75 66
76 67 # Remove kernel and initrd from /boot (already in /boot/firmware)
77 68 if [ "$BUILD_KERNEL" = false ] ; then
78 69 rm -f "${R}/boot/vmlinuz-*"
79 70 rm -f "${R}/boot/initrd.img-*"
80 71 fi
81 72
82 73 # Clean APT list of repositories
83 74 rm -fr "${R}/var/lib/apt/lists/*"
84 75 chroot_exec apt-get -qq -y update
85 76 fi
@@ -1,1 +1,1
1 rpi2-jessie
1 RaspberryPI
@@ -1,6 +1,6
1 1 127.0.0.1 localhost
2 127.0.1.1 rpi2-jessie
2 127.0.1.1 RaspberryPI
3 3
4 4 ::1 localhost ip6-localhost ip6-loopback
5 5 ff02::1 ip6-allnodes
6 6 ff02::2 ip6-allrouters
@@ -1,81 +1,77
1 1 # This file contains utility functions used by rpi23-gen-image.sh
2 2
3 3 cleanup (){
4 4 set +x
5 5 set +e
6 6
7 7 # Identify and kill all processes still using files
8 8 echo "killing processes using mount point ..."
9 9 fuser -k "${R}"
10 10 sleep 3
11 11 fuser -9 -k -v "${R}"
12 12
13 13 # Clean up temporary .password file
14 14 if [ -r ".password" ] ; then
15 15 shred -zu .password
16 16 fi
17 17
18 18 # Clean up all temporary mount points
19 19 echo "removing temporary mount points ..."
20 20 umount -l "${R}/proc" 2> /dev/null
21 21 umount -l "${R}/sys" 2> /dev/null
22 22 umount -l "${R}/dev/pts" 2> /dev/null
23 23 umount "$BUILDDIR/mount/boot/firmware" 2> /dev/null
24 24 umount "$BUILDDIR/mount" 2> /dev/null
25 25 cryptsetup close "${CRYPTFS_MAPPING}" 2> /dev/null
26 26 losetup -d "$ROOT_LOOP" 2> /dev/null
27 27 losetup -d "$FRMW_LOOP" 2> /dev/null
28 28 trap - 0 1 2 3 6
29 29 }
30 30
31 31 chroot_exec() {
32 32 # Exec command in chroot
33 33 LANG=C LC_ALL=C DEBIAN_FRONTEND=noninteractive chroot ${R} $*
34 34 }
35 35
36 36 as_nobody() {
37 37 # Exec command as user nobody
38 38 sudo -E -u nobody LANG=C LC_ALL=C $*
39 39 }
40 40
41 41 install_readonly() {
42 42 # Install file with user read-only permissions
43 43 install -o root -g root -m 644 $*
44 44 }
45 45
46 46 install_exec() {
47 47 # Install file with root exec permissions
48 48 install -o root -g root -m 744 $*
49 49 }
50 50
51 51 use_template () {
52 52 # Test if configuration template file exists
53 53 if [ ! -r "./templates/${CONFIG_TEMPLATE}" ] ; then
54 54 echo "error: configuration template ${CONFIG_TEMPLATE} not found"
55 55 exit 1
56 56 fi
57 57
58 58 # Load template configuration parameters
59 59 . "./templates/${CONFIG_TEMPLATE}"
60 60 }
61 61
62 62 chroot_install_cc() {
63 63 # Install c/c++ build environment inside the chroot
64 64 if [ -z "${COMPILER_PACKAGES}" ] ; then
65 65 COMPILER_PACKAGES=$(chroot_exec apt-get -s install g++ make bc | grep "^Inst " | awk -v ORS=" " '{ print $2 }')
66
67 if [ "$RELEASE" = "jessie" ] ; then
68 chroot_exec apt-get -q -y --no-install-recommends install ${COMPILER_PACKAGES}
69 elif [ "$RELEASE" = "stretch" ] || [ "$RELEASE" = "buster" ] ; then
66 # Install COMPILER_PACKAGES in chroot
70 67 chroot_exec apt-get -q -y --allow-unauthenticated --no-install-recommends install ${COMPILER_PACKAGES}
71 68 fi
72 fi
73 69 }
74 70
75 71 chroot_remove_cc() {
76 72 # Remove c/c++ build environment from the chroot
77 73 if [ ! -z "${COMPILER_PACKAGES}" ] ; then
78 74 chroot_exec apt-get -qq -y --auto-remove purge ${COMPILER_PACKAGES}
79 75 COMPILER_PACKAGES=""
80 76 fi
81 77 }
@@ -1,787 +1,787
1 #!/bin/bash
1 #!/bin/sh
2 2 ########################################################################
3 3 # rpi23-gen-image.sh 2015-2017
4 4 #
5 5 # Advanced Debian "stretch" and "buster" bootstrap script for RPi2/3
6 6 #
7 7 # This program is free software; you can redistribute it and/or
8 8 # modify it under the terms of the GNU General Public License
9 9 # as published by the Free Software Foundation; either version 2
10 10 # of the License, or (at your option) any later version.
11 11 #
12 12 # Copyright (C) 2015 Jan Wagner <mail@jwagner.eu>
13 13 #
14 14 # Big thanks for patches and enhancements by 20+ github contributors!
15 15 ########################################################################
16 16
17 17 # Are we running as root?
18 18 if [ "$(id -u)" -ne "0" ] ; then
19 19 echo "error: this script must be executed with root privileges!"
20 20 exit 1
21 21 fi
22 22
23 23 # Check if ./functions.sh script exists
24 24 if [ ! -r "./functions.sh" ] ; then
25 25 echo "error: './functions.sh' required script not found!"
26 26 exit 1
27 27 fi
28 28
29 29 # Load utility functions
30 30 . ./functions.sh
31 31
32 32 # Load parameters from configuration template file
33 33 if [ -n "$CONFIG_TEMPLATE" ] ; then
34 34 use_template
35 35 fi
36 36
37 37 # Introduce settings
38 38 set -e
39 39 echo -n -e "\n#\n# RPi2/3 Bootstrap Settings\n#\n"
40 40 set -x
41 41
42 42 # Raspberry Pi model configuration
43 43 RPI_MODEL=${RPI_MODEL:=2}
44 44
45 45 # Debian release
46 46 RELEASE=${RELEASE:=buster}
47 47
48 48 #Kernel Branch
49 49 KERNEL_BRANCH=${KERNEL_BRANCH:=""}
50 50
51 51 # URLs
52 52 KERNEL_URL=${KERNEL_URL:=https://github.com/raspberrypi/linux}
53 53 FIRMWARE_URL=${FIRMWARE_URL:=https://github.com/raspberrypi/firmware/raw/master/boot}
54 54 WLAN_FIRMWARE_URL=${WLAN_FIRMWARE_URL:=https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm}
55 55 COLLABORA_URL=${COLLABORA_URL:=https://repositories.collabora.co.uk/debian}
56 56 FBTURBO_URL=${FBTURBO_URL:=https://github.com/ssvb/xf86-video-fbturbo.git}
57 57 UBOOT_URL=${UBOOT_URL:=https://git.denx.de/u-boot.git}
58 58 VIDEOCORE_URL=${VIDEOCORE_URL:=https://github.com/raspberrypi/userland}
59 59 BLUETOOTH_URL=${BLUETOOTH_URL:=https://github.com/RPi-Distro/pi-bluetooth.git}
60 60
61 61 # Build directories
62 62 BASEDIR=${BASEDIR:=$(pwd)/images/${RELEASE}}
63 63 BUILDDIR="${BASEDIR}/build"
64 64
65 65 # Prepare date string for default image file name
66 66 DATE="$(date +%Y-%m-%d)"
67 67 if [ -z "$KERNEL_BRANCH" ] ; then
68 68 IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
69 69 else
70 70 IMAGE_NAME=${IMAGE_NAME:=${BASEDIR}/${DATE}-${KERNEL_ARCH}-${KERNEL_BRANCH}-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
71 71 fi
72 72
73 73 # Chroot directories
74 74 R="${BUILDDIR}/chroot"
75 75 ETC_DIR="${R}/etc"
76 76 LIB_DIR="${R}/lib"
77 77 BOOT_DIR="${R}/boot/firmware"
78 78 KERNEL_DIR="${R}/usr/src/linux"
79 79 WLAN_FIRMWARE_DIR="${LIB_DIR}/firmware/brcm"
80 80
81 81 # Firmware directory: Blank if download from github
82 82 RPI_FIRMWARE_DIR=${RPI_FIRMWARE_DIR:=""}
83 83
84 84 # General settings
85 85 SET_ARCH=${SET_ARCH:=32}
86 86 HOSTNAME=${HOSTNAME:=rpi${RPI_MODEL}-${RELEASE}}
87 87 PASSWORD=${PASSWORD:=raspberry}
88 88 USER_PASSWORD=${USER_PASSWORD:=raspberry}
89 89 DEFLOCAL=${DEFLOCAL:="en_US.UTF-8"}
90 90 TIMEZONE=${TIMEZONE:="Europe/Berlin"}
91 91 EXPANDROOT=${EXPANDROOT:=true}
92 92
93 93 # Keyboard settings
94 94 XKB_MODEL=${XKB_MODEL:=""}
95 95 XKB_LAYOUT=${XKB_LAYOUT:=""}
96 96 XKB_VARIANT=${XKB_VARIANT:=""}
97 97 XKB_OPTIONS=${XKB_OPTIONS:=""}
98 98
99 99 # Network settings (DHCP)
100 100 ENABLE_DHCP=${ENABLE_DHCP:=true}
101 101
102 102 # Network settings (static)
103 103 NET_ADDRESS=${NET_ADDRESS:=""}
104 104 NET_GATEWAY=${NET_GATEWAY:=""}
105 105 NET_DNS_1=${NET_DNS_1:=""}
106 106 NET_DNS_2=${NET_DNS_2:=""}
107 107 NET_DNS_DOMAINS=${NET_DNS_DOMAINS:=""}
108 108 NET_NTP_1=${NET_NTP_1:=""}
109 109 NET_NTP_2=${NET_NTP_2:=""}
110 110
111 111 # APT settings
112 112 APT_PROXY=${APT_PROXY:=""}
113 113 APT_SERVER=${APT_SERVER:="ftp.debian.org"}
114 114
115 115 # Feature settings
116 116 ENABLE_CONSOLE=${ENABLE_CONSOLE:=true}
117 117 ENABLE_I2C=${ENABLE_I2C:=false}
118 118 ENABLE_SPI=${ENABLE_SPI:=false}
119 119 ENABLE_IPV6=${ENABLE_IPV6:=true}
120 120 ENABLE_SSHD=${ENABLE_SSHD:=true}
121 121 ENABLE_NONFREE=${ENABLE_NONFREE:=false}
122 122 ENABLE_WIRELESS=${ENABLE_WIRELESS:=false}
123 123 ENABLE_SOUND=${ENABLE_SOUND:=true}
124 124 ENABLE_DBUS=${ENABLE_DBUS:=true}
125 125 ENABLE_HWRANDOM=${ENABLE_HWRANDOM:=true}
126 126 ENABLE_MINGPU=${ENABLE_MINGPU:=false}
127 127 ENABLE_XORG=${ENABLE_XORG:=false}
128 128 ENABLE_WM=${ENABLE_WM:=""}
129 129 ENABLE_RSYSLOG=${ENABLE_RSYSLOG:=true}
130 130 ENABLE_USER=${ENABLE_USER:=true}
131 131 USER_NAME=${USER_NAME:="pi"}
132 132 ENABLE_ROOT=${ENABLE_ROOT:=false}
133 133 ENABLE_QEMU=${ENABLE_QEMU:=false}
134 134 ENABLE_SYSVINIT=${ENABLE_SYSVINIT:=false}
135 135
136 136 # SSH settings
137 137 SSH_ENABLE_ROOT=${SSH_ENABLE_ROOT:=false}
138 138 SSH_DISABLE_PASSWORD_AUTH=${SSH_DISABLE_PASSWORD_AUTH:=false}
139 139 SSH_LIMIT_USERS=${SSH_LIMIT_USERS:=false}
140 140 SSH_ROOT_PUB_KEY=${SSH_ROOT_PUB_KEY:=""}
141 141 SSH_USER_PUB_KEY=${SSH_USER_PUB_KEY:=""}
142 142
143 143 # Advanced settings
144 144 ENABLE_MINBASE=${ENABLE_MINBASE:=false}
145 145 ENABLE_REDUCE=${ENABLE_REDUCE:=false}
146 146 ENABLE_UBOOT=${ENABLE_UBOOT:=false}
147 147 UBOOTSRC_DIR=${UBOOTSRC_DIR:=""}
148 148 ENABLE_FBTURBO=${ENABLE_FBTURBO:=false}
149 149 ENABLE_VIDEOCORE=${ENABLE_VIDEOCORE:=true}
150 150 VIDEOCORESRC_DIR=${VIDEOCORESRC_DIR:=""}
151 151 FBTURBOSRC_DIR=${FBTURBOSRC_DIR:=""}
152 152 ENABLE_HARDNET=${ENABLE_HARDNET:=false}
153 153 ENABLE_IPTABLES=${ENABLE_IPTABLES:=false}
154 154 ENABLE_SPLITFS=${ENABLE_SPLITFS:=false}
155 155 ENABLE_INITRAMFS=${ENABLE_INITRAMFS:=false}
156 156 ENABLE_IFNAMES=${ENABLE_IFNAMES:=true}
157 157 DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS:=}
158 158
159 159 # Kernel compilation settings
160 160 BUILD_KERNEL=${BUILD_KERNEL:=true}
161 161 KERNEL_REDUCE=${KERNEL_REDUCE:=false}
162 162 KERNEL_THREADS=${KERNEL_THREADS:=1}
163 163 KERNEL_HEADERS=${KERNEL_HEADERS:=true}
164 164 KERNEL_MENUCONFIG=${KERNEL_MENUCONFIG:=false}
165 165 KERNEL_REMOVESRC=${KERNEL_REMOVESRC:=true}
166 166 KERNEL_OLDDEFCONFIG=${KERNEL_OLDDEFCONFIG:=false}
167 167 KERNEL_CCACHE=${KERNEL_CCACHE:=false}
168 168
169 169 # Kernel compilation from source directory settings
170 170 KERNELSRC_DIR=${KERNELSRC_DIR:=""}
171 171 KERNELSRC_CLEAN=${KERNELSRC_CLEAN:=false}
172 172 KERNELSRC_CONFIG=${KERNELSRC_CONFIG:=true}
173 173 KERNELSRC_PREBUILT=${KERNELSRC_PREBUILT:=false}
174 174
175 175 # Reduce disk usage settings
176 176 REDUCE_APT=${REDUCE_APT:=true}
177 177 REDUCE_DOC=${REDUCE_DOC:=true}
178 178 REDUCE_MAN=${REDUCE_MAN:=true}
179 179 REDUCE_VIM=${REDUCE_VIM:=false}
180 180 REDUCE_BASH=${REDUCE_BASH:=false}
181 181 REDUCE_HWDB=${REDUCE_HWDB:=true}
182 182 REDUCE_SSHD=${REDUCE_SSHD:=true}
183 183 REDUCE_LOCALE=${REDUCE_LOCALE:=true}
184 184
185 185 # Encrypted filesystem settings
186 186 ENABLE_CRYPTFS=${ENABLE_CRYPTFS:=false}
187 187 CRYPTFS_PASSWORD=${CRYPTFS_PASSWORD:=""}
188 188 CRYPTFS_MAPPING=${CRYPTFS_MAPPING:="secure"}
189 189 CRYPTFS_CIPHER=${CRYPTFS_CIPHER:="aes-xts-plain64:sha512"}
190 190 CRYPTFS_XTSKEYSIZE=${CRYPTFS_XTSKEYSIZE:=512}
191 191
192 192 # Chroot scripts directory
193 193 CHROOT_SCRIPTS=${CHROOT_SCRIPTS:=""}
194 194
195 195 # Packages required in the chroot build environment
196 196 APT_INCLUDES=${APT_INCLUDES:=""}
197 197 APT_INCLUDES="${APT_INCLUDES},apt-transport-https,apt-utils,ca-certificates,debian-archive-keyring,dialog,sudo,systemd,sysvinit-utils,locales,keyboard-configuration,console-setup"
198 198
199 199 #Packages to exclude from chroot build environment
200 200 APT_EXCLUDES=${APT_EXCLUDES:=""}
201 201
202 202 # Packages required for bootstrapping
203 203 REQUIRED_PACKAGES="debootstrap debian-archive-keyring qemu-user-static binfmt-support dosfstools rsync bmap-tools whois git bc psmisc dbus sudo"
204 204 MISSING_PACKAGES=""
205 205
206 206 # Packages installed for c/c++ build environment in chroot (keep empty)
207 207 COMPILER_PACKAGES=""
208 208
209 209 set +x
210 210
211 211 #If init and systemd-sysv are wanted e.g. halt/reboot/shutdown scripts
212 212 if [ "$ENABLE_SYSVINIT" = false ] ; then
213 213 APT_EXCLUDES="--exclude=${APT_EXCLUDES},init,systemd-sysv"
214 214 fi
215 215
216 216 #Check if apt-cacher-ng has its default port open on and set APT_PROXY
217 217 if [ -n "$(lsof -i :3142)" ] ; then
218 218 HTTP_PROXY=http://127.0.0.1:3142/
219 219 fi
220 220
221 221 #make script easier and more stable to use with convenient setup switch. Just setup SET_ARCH and RPI_MODEL and your good to go!
222 222 if [ -n "$SET_ARCH" ] ; then
223 223 echo "Setting Architecture specific settings"
224 224 ##################################
225 225 # 64 bit config
226 226 ##################################
227 227 if [ "$SET_ARCH" = 64 ] ; then
228 228 echo "64 bit mode selected - Setting up enviroment"
229 229 # 64 bit depended settings
230 230 QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-aarch64-static}
231 231 KERNEL_ARCH=${KERNEL_ARCH:=arm64}
232 232 KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="Image"}
233 233
234 234 if [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then
235 235 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-arm64"
236 236 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi3_defconfig}
237 237 RELEASE_ARCH=${RELEASE_ARCH:=arm64}
238 238 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel8.img}
239 239 CROSS_COMPILE=${CROSS_COMPILE:=aarch64-linux-gnu-}
240 240 else
241 241 echo "error: Only Raspberry PI 3 and 3B+ support 64bit"
242 242 exit 1
243 243 fi
244 244 fi
245 245
246 246 ##################################
247 247 # 32 bit config
248 248 ##################################
249 249 if [ "$SET_ARCH" = 32 ] ; then
250 250 echo "32 bit mode selected - Setting up enviroment"
251 251 #General 32bit configuration
252 252 QEMU_BINARY=${QEMU_BINARY:=/usr/bin/qemu-arm-static}
253 253 KERNEL_ARCH=${KERNEL_ARCH:=arm}
254 254 KERNEL_BIN_IMAGE=${KERNEL_BIN_IMAGE:="zImage"}
255 255
256 256 #Raspberry setting grouped by board compability
257 257 if [ "$RPI_MODEL" = 0 ] || [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] ; then
258 258 echo "Setting settings for bcm2835 Raspberry PI boards"
259 259 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armel"
260 260 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcmrpi_defconfig}
261 261 RELEASE_ARCH=${RELEASE_ARCH:=armel}
262 262 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel.img}
263 263 CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabi-}
264 264 fi
265 265 if [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; then
266 266 echo "Setting settings for bcm2837 Raspberry PI boards"
267 267 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} crossbuild-essential-armhf"
268 268 KERNEL_DEFCONFIG=${KERNEL_DEFCONFIG:=bcm2709_defconfig}
269 269 RELEASE_ARCH=${RELEASE_ARCH:=armhf}
270 270 KERNEL_IMAGE=${KERNEL_IMAGE:=kernel7.img}
271 271 CROSS_COMPILE=${CROSS_COMPILE:=arm-linux-gnueabihf-}
272 272 fi
273 273 fi
274 274 #SET_ARCH not set
275 275 else
276 276 echo "error: Please set '32' or '64' as value for SET_ARCH"
277 277 exit 1
278 278 fi
279 279
280 280 #Device specific configuration and uboot-config
281 281 echo "Select DTB-File"
282 282 case "$RPI_MODEL" in
283 283 0)
284 284 DTB_FILE=${DTB_FILE:=bcm2708-rpi-0-w.dtb}
285 285 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
286 286 ;;
287 287 1)
288 288 DTB_FILE=${DTB_FILE:=bcm2708-rpi-b.dtb}
289 289 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
290 290 ;;
291 291 1P)
292 292 DTB_FILE=${DTB_FILE:=bcm2708-rpi-b-plus.dtb}
293 293 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_defconfig}
294 294 ;;
295 295 2)
296 296 DTB_FILE=${DTB_FILE:=bcm2709-rpi-2-b.dtb}
297 297 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_2_defconfig}
298 298 ;;
299 299 3)
300 300 DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}
301 301 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}
302 302 ;;
303 303 3P)
304 304 DTB_FILE=${DTB_FILE:=bcm2710-rpi-3-b.dtb}
305 305 UBOOT_CONFIG=${UBOOT_CONFIG:=rpi_3_defconfig}
306 306 ;;
307 307 *)
308 308 echo "error: Raspberry Pi model $RPI_MODEL is not supported!"
309 309 exit 1
310 310 ;;
311 311 esac
312 312 echo "$DTB_FILE selected"
313 313
314 314 # Check if the internal wireless interface is supported by the RPi model
315 315 if [ "$ENABLE_WIRELESS" = true ] ; then
316 316 if [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] || [ "$RPI_MODEL" = 2 ] ; then
317 317 echo "error: The selected Raspberry Pi model has no internal wireless interface"
318 318 exit 1
319 319 else
320 320 echo "Raspberry Pi $RPI_MODEL has WIFI support"
321 321 fi
322 322 fi
323 323
324 324 # Check if DISABLE_UNDERVOLT_WARNINGS parameter value is supported
325 325 if [ -n "$DISABLE_UNDERVOLT_WARNINGS" ] ; then
326 326 if [ "$DISABLE_UNDERVOLT_WARNINGS" != 1 ] && [ "$DISABLE_UNDERVOLT_WARNINGS" != 2 ] ; then
327 327 echo "error: DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS} is not supported"
328 328 exit 1
329 329 fi
330 330 fi
331 331
332 332 if [ "$ENABLE_VIDEOCORE" = true ] ; then
333 333 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cmake"
334 334 fi
335 335
336 336 # Add libncurses5 to enable kernel menuconfig
337 337 if [ "$KERNEL_MENUCONFIG" = true ] ; then
338 338 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} libncurses-dev"
339 339 fi
340 340
341 341 # Add ccache compiler cache for (faster) kernel cross (re)compilation
342 342 if [ "$KERNEL_CCACHE" = true ] ; then
343 343 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} ccache"
344 344 fi
345 345
346 346 # Add cryptsetup package to enable filesystem encryption
347 347 if [ "$ENABLE_CRYPTFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
348 348 REQUIRED_PACKAGES="${REQUIRED_PACKAGES} cryptsetup"
349 349 APT_INCLUDES="${APT_INCLUDES},cryptsetup,busybox,console-setup"
350 350
351 351 if [ -z "$CRYPTFS_PASSWORD" ] ; then
352 352 echo "error: no password defined (CRYPTFS_PASSWORD)!"
353 353 exit 1
354 354 fi
355 355 ENABLE_INITRAMFS=true
356 356 fi
357 357
358 358 # Add initramfs generation tools
359 359 if [ "$ENABLE_INITRAMFS" = true ] && [ "$BUILD_KERNEL" = true ] ; then
360 360 APT_INCLUDES="${APT_INCLUDES},initramfs-tools"
361 361 fi
362 362
363 363 # Add device-tree-compiler required for building the U-Boot bootloader
364 364 if [ "$ENABLE_UBOOT" = true ] ; then
365 365 APT_INCLUDES="${APT_INCLUDES},device-tree-compiler,bison,flex,bc"
366 366 fi
367 367
368 368 # Check if root SSH (v2) public key file exists
369 369 if [ -n "$SSH_ROOT_PUB_KEY" ] ; then
370 370 if [ ! -f "$SSH_ROOT_PUB_KEY" ] ; then
371 371 echo "error: '$SSH_ROOT_PUB_KEY' specified SSH public key file not found (SSH_ROOT_PUB_KEY)!"
372 372 exit 1
373 373 fi
374 374 fi
375 375
376 376 # Check if $USER_NAME SSH (v2) public key file exists
377 377 if [ -n "$SSH_USER_PUB_KEY" ] ; then
378 378 if [ ! -f "$SSH_USER_PUB_KEY" ] ; then
379 379 echo "error: '$SSH_USER_PUB_KEY' specified SSH public key file not found (SSH_USER_PUB_KEY)!"
380 380 exit 1
381 381 fi
382 382 fi
383 383
384 384 # Check if all required packages are installed on the build system
385 385 for package in $REQUIRED_PACKAGES ; do
386 386 if [ "$(dpkg-query -W -f='${Status}' $package)" != "install ok installed" ] ; then
387 387 MISSING_PACKAGES="${MISSING_PACKAGES} $package"
388 388 fi
389 389 done
390 390
391 391 # If there are missing packages ask confirmation for install, or exit
392 392 if [ -n "$MISSING_PACKAGES" ] ; then
393 393 echo "the following packages needed by this script are not installed:"
394 394 echo "$MISSING_PACKAGES"
395 395
396 396 printf "\ndo you want to install the missing packages right now? [y/n] "
397 397 read -r confirm
398 398 [ "$confirm" != "y" ] && exit 1
399 399
400 400 # Make sure all missing required packages are installed
401 401 apt-get -qq -y install "${MISSING_PACKAGES}"
402 402 fi
403 403
404 404 # Check if ./bootstrap.d directory exists
405 405 if [ ! -d "./bootstrap.d/" ] ; then
406 406 echo "error: './bootstrap.d' required directory not found!"
407 407 exit 1
408 408 fi
409 409
410 410 # Check if ./files directory exists
411 411 if [ ! -d "./files/" ] ; then
412 412 echo "error: './files' required directory not found!"
413 413 exit 1
414 414 fi
415 415
416 416 # Check if specified KERNELSRC_DIR directory exists
417 417 if [ -n "$KERNELSRC_DIR" ] && [ ! -d "$KERNELSRC_DIR" ] ; then
418 418 echo "error: '${KERNELSRC_DIR}' specified directory not found (KERNELSRC_DIR)!"
419 419 exit 1
420 420 fi
421 421
422 422 # Check if specified UBOOTSRC_DIR directory exists
423 423 if [ -n "$UBOOTSRC_DIR" ] && [ ! -d "$UBOOTSRC_DIR" ] ; then
424 424 echo "error: '${UBOOTSRC_DIR}' specified directory not found (UBOOTSRC_DIR)!"
425 425 exit 1
426 426 fi
427 427
428 428 # Check if specified VIDEOCORESRC_DIR directory exists
429 429 if [ -n "$VIDEOCORESRC_DIR" ] && [ ! -d "$VIDEOCORESRC_DIR" ] ; then
430 430 echo "error: '${VIDEOCORESRC_DIR}' specified directory not found (VIDEOCORESRC_DIR)!"
431 431 exit 1
432 432 fi
433 433
434 434 # Check if specified FBTURBOSRC_DIR directory exists
435 435 if [ -n "$FBTURBOSRC_DIR" ] && [ ! -d "$FBTURBOSRC_DIR" ] ; then
436 436 echo "error: '${FBTURBOSRC_DIR}' specified directory not found (FBTURBOSRC_DIR)!"
437 437 exit 1
438 438 fi
439 439
440 440 # Check if specified CHROOT_SCRIPTS directory exists
441 441 if [ -n "$CHROOT_SCRIPTS" ] && [ ! -d "$CHROOT_SCRIPTS" ] ; then
442 442 echo "error: ${CHROOT_SCRIPTS} specified directory not found (CHROOT_SCRIPTS)!"
443 443 exit 1
444 444 fi
445 445
446 446 # Check if specified device mapping already exists (will be used by cryptsetup)
447 447 if [ -r "/dev/mapping/${CRYPTFS_MAPPING}" ] ; then
448 448 echo "error: mapping /dev/mapping/${CRYPTFS_MAPPING} already exists, not proceeding"
449 449 exit 1
450 450 fi
451 451
452 452 # Don't clobber an old build
453 453 if [ -e "$BUILDDIR" ] ; then
454 454 echo "error: directory ${BUILDDIR} already exists, not proceeding"
455 455 exit 1
456 456 fi
457 457
458 458 # Setup chroot directory
459 459 mkdir -p "${R}"
460 460
461 461 # Check if build directory has enough of free disk space >512MB
462 462 if [ "$(df --output=avail "${BUILDDIR}" | sed "1d")" -le "524288" ] ; then
463 463 echo "error: ${BUILDDIR} not enough space left to generate the output image!"
464 464 exit 1
465 465 fi
466 466
467 467 set -x
468 468
469 469 # Call "cleanup" function on various signals and errors
470 470 trap cleanup 0 1 2 3 6
471 471
472 472 # Add required packages for the minbase installation
473 473 if [ "$ENABLE_MINBASE" = true ] ; then
474 474 APT_INCLUDES="${APT_INCLUDES},vim-tiny,netbase,net-tools,ifupdown"
475 475 fi
476 476
477 477 # Add parted package, required to get partprobe utility
478 478 if [ "$EXPANDROOT" = true ] ; then
479 479 APT_INCLUDES="${APT_INCLUDES},parted"
480 480 fi
481 481
482 482 # Add dbus package, recommended if using systemd
483 483 if [ "$ENABLE_DBUS" = true ] ; then
484 484 APT_INCLUDES="${APT_INCLUDES},dbus"
485 485 fi
486 486
487 487 # Add iptables IPv4/IPv6 package
488 488 if [ "$ENABLE_IPTABLES" = true ] ; then
489 489 APT_INCLUDES="${APT_INCLUDES},iptables,iptables-persistent"
490 490 fi
491 491
492 492 # Add openssh server package
493 493 if [ "$ENABLE_SSHD" = true ] ; then
494 494 APT_INCLUDES="${APT_INCLUDES},openssh-server"
495 495 fi
496 496
497 497 # Add alsa-utils package
498 498 if [ "$ENABLE_SOUND" = true ] ; then
499 499 APT_INCLUDES="${APT_INCLUDES},alsa-utils"
500 500 fi
501 501
502 502 # Add rng-tools package
503 503 if [ "$ENABLE_HWRANDOM" = true ] ; then
504 504 APT_INCLUDES="${APT_INCLUDES},rng-tools"
505 505 fi
506 506
507 507 # Add fbturbo video driver
508 508 if [ "$ENABLE_FBTURBO" = true ] ; then
509 509 # Enable xorg package dependencies
510 510 ENABLE_XORG=true
511 511 fi
512 512
513 513 # Add user defined window manager package
514 514 if [ -n "$ENABLE_WM" ] ; then
515 515 APT_INCLUDES="${APT_INCLUDES},${ENABLE_WM}"
516 516
517 517 # Enable xorg package dependencies
518 518 ENABLE_XORG=true
519 519 fi
520 520
521 521 # Add xorg package
522 522 if [ "$ENABLE_XORG" = true ] ; then
523 523 APT_INCLUDES="${APT_INCLUDES},xorg,dbus-x11"
524 524 fi
525 525
526 526 # Replace selected packages with smaller clones
527 527 if [ "$ENABLE_REDUCE" = true ] ; then
528 528 # Add levee package instead of vim-tiny
529 529 if [ "$REDUCE_VIM" = true ] ; then
530 530 APT_INCLUDES="$(echo ${APT_INCLUDES} | sed "s/vim-tiny/levee/")"
531 531 fi
532 532
533 533 # Add dropbear package instead of openssh-server
534 534 if [ "$REDUCE_SSHD" = true ] ; then
535 535 APT_INCLUDES="$(echo "${APT_INCLUDES}" | sed "s/openssh-server/dropbear/")"
536 536 fi
537 537 fi
538 538
539 539 # Configure kernel sources if no KERNELSRC_DIR
540 540 if [ "$BUILD_KERNEL" = true ] && [ -z "$KERNELSRC_DIR" ] ; then
541 541 KERNELSRC_CONFIG=true
542 542 fi
543 543
544 544 # Configure reduced kernel
545 545 if [ "$KERNEL_REDUCE" = true ] ; then
546 546 KERNELSRC_CONFIG=false
547 547 fi
548 548
549 549 # Configure qemu compatible kernel
550 550 if [ "$ENABLE_QEMU" = true ] ; then
551 551 DTB_FILE=vexpress-v2p-ca15_a7.dtb
552 552 UBOOT_CONFIG=vexpress_ca15_tc2_defconfig
553 553 KERNEL_DEFCONFIG="vexpress_defconfig"
554 554 if [ "$KERNEL_MENUCONFIG" = false ] ; then
555 555 KERNEL_OLDDEFCONFIG=true
556 556 fi
557 557 fi
558 558
559 559 # Execute bootstrap scripts
560 560 for SCRIPT in bootstrap.d/*.sh; do
561 561 head -n 3 "$SCRIPT"
562 562 . "$SCRIPT"
563 563 done
564 564
565 565 ## Execute custom bootstrap scripts
566 566 if [ -d "custom.d" ] ; then
567 567 for SCRIPT in custom.d/*.sh; do
568 568 . "$SCRIPT"
569 569 done
570 570 fi
571 571
572 572 # Execute custom scripts inside the chroot
573 573 if [ -n "$CHROOT_SCRIPTS" ] && [ -d "$CHROOT_SCRIPTS" ] ; then
574 574 cp -r "${CHROOT_SCRIPTS}" "${R}/chroot_scripts"
575 575 chroot_exec /bin/bash -x <<'EOF'
576 576 for SCRIPT in /chroot_scripts/* ; do
577 577 if [ -f $SCRIPT -a -x $SCRIPT ] ; then
578 578 $SCRIPT
579 579 fi
580 580 done
581 581 EOF
582 582 rm -rf "${R}/chroot_scripts"
583 583 fi
584 584
585 585 # Remove c/c++ build environment from the chroot
586 586 chroot_remove_cc
587 587
588 588 # Generate required machine-id
589 589 MACHINE_ID=$(dbus-uuidgen)
590 590 echo -n "${MACHINE_ID}" > "${R}/var/lib/dbus/machine-id"
591 591 echo -n "${MACHINE_ID}" > "${ETC_DIR}/machine-id"
592 592
593 593 # APT Cleanup
594 594 chroot_exec apt-get -y clean
595 595 chroot_exec apt-get -y autoclean
596 596 chroot_exec apt-get -y autoremove
597 597
598 598 # Unmount mounted filesystems
599 599 umount -l "${R}/proc"
600 600 umount -l "${R}/sys"
601 601
602 602 # Clean up directories
603 603 rm -rf "${R}/run/*"
604 604 rm -rf "${R}/tmp/*"
605 605
606 606 # Clean up files
607 607 rm -f "${ETC_DIR}/ssh/ssh_host_*"
608 608 rm -f "${ETC_DIR}/dropbear/dropbear_*"
609 609 rm -f "${ETC_DIR}/apt/sources.list.save"
610 610 rm -f "${ETC_DIR}/resolvconf/resolv.conf.d/original"
611 611 rm -f "${ETC_DIR}/*-"
612 612 rm -f "${ETC_DIR}/apt/apt.conf.d/10proxy"
613 613 rm -f "${ETC_DIR}/resolv.conf"
614 614 rm -f "${R}/root/.bash_history"
615 615 rm -f "${R}/var/lib/urandom/random-seed"
616 616 rm -f "${R}/initrd.img"
617 617 rm -f "${R}/vmlinuz"
618 618 rm -f "${R}${QEMU_BINARY}"
619 619
620 620 if [ "$ENABLE_QEMU" = true ] ; then
621 621 # Setup QEMU directory
622 622 mkdir "${BASEDIR}/qemu"
623 623
624 624 # Copy kernel image to QEMU directory
625 625 install_readonly "${BOOT_DIR}/${KERNEL_IMAGE}" "${BASEDIR}/qemu/${KERNEL_IMAGE}"
626 626
627 627 # Copy kernel config to QEMU directory
628 628 install_readonly "${R}/boot/config-${KERNEL_VERSION}" "${BASEDIR}/qemu/config-${KERNEL_VERSION}"
629 629
630 630 # Copy kernel dtbs to QEMU directory
631 631 for dtb in "${BOOT_DIR}/"*.dtb ; do
632 632 if [ -f "${dtb}" ] ; then
633 633 install_readonly "${dtb}" "${BASEDIR}/qemu/"
634 634 fi
635 635 done
636 636
637 637 # Copy kernel overlays to QEMU directory
638 638 if [ -d "${BOOT_DIR}/overlays" ] ; then
639 639 # Setup overlays dtbs directory
640 640 mkdir "${BASEDIR}/qemu/overlays"
641 641
642 642 for dtb in "${BOOT_DIR}/overlays/"*.dtb ; do
643 643 if [ -f "${dtb}" ] ; then
644 644 install_readonly "${dtb}" "${BASEDIR}/qemu/overlays/"
645 645 fi
646 646 done
647 647 fi
648 648
649 649 # Copy u-boot files to QEMU directory
650 650 if [ "$ENABLE_UBOOT" = true ] ; then
651 651 if [ -f "${BOOT_DIR}/u-boot.bin" ] ; then
652 652 install_readonly "${BOOT_DIR}/u-boot.bin" "${BASEDIR}/qemu/u-boot.bin"
653 653 fi
654 654 if [ -f "${BOOT_DIR}/uboot.mkimage" ] ; then
655 655 install_readonly "${BOOT_DIR}/uboot.mkimage" "${BASEDIR}/qemu/uboot.mkimage"
656 656 fi
657 657 if [ -f "${BOOT_DIR}/boot.scr" ] ; then
658 658 install_readonly "${BOOT_DIR}/boot.scr" "${BASEDIR}/qemu/boot.scr"
659 659 fi
660 660 fi
661 661
662 662 # Copy initramfs to QEMU directory
663 663 if [ -f "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" ] ; then
664 664 install_readonly "${BOOT_DIR}/initramfs-${KERNEL_VERSION}" "${BASEDIR}/qemu/initramfs-${KERNEL_VERSION}"
665 665 fi
666 666 fi
667 667
668 668 # Calculate size of the chroot directory in KB
669 669 CHROOT_SIZE=$(expr "$(du -s "${R}" | awk '{ print $1 }')")
670 670
671 671 # Calculate the amount of needed 512 Byte sectors
672 672 TABLE_SECTORS=$(expr 1 \* 1024 \* 1024 \/ 512)
673 673 FRMW_SECTORS=$(expr 64 \* 1024 \* 1024 \/ 512)
674 674 ROOT_OFFSET=$(expr "${TABLE_SECTORS}" + "${FRMW_SECTORS}")
675 675
676 676 # The root partition is EXT4
677 677 # This means more space than the actual used space of the chroot is used.
678 678 # As overhead for journaling and reserved blocks 35% are added.
679 679 ROOT_SECTORS=$(expr "$(expr "${CHROOT_SIZE}" + "${CHROOT_SIZE}" \/ 100 \* 35)" \* 1024 \/ 512)
680 680
681 681 # Calculate required image size in 512 Byte sectors
682 682 IMAGE_SECTORS=$(expr "${TABLE_SECTORS}" + "${FRMW_SECTORS}" + "${ROOT_SECTORS}")
683 683
684 684 # Prepare image file
685 685 if [ "$ENABLE_SPLITFS" = true ] ; then
686 686 dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count="${TABLE_SECTORS}"
687 687 dd if=/dev/zero of="$IMAGE_NAME-frmw.img" bs=512 count=0 seek="${FRMW_SECTORS}"
688 688 dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count="${TABLE_SECTORS}"
689 689 dd if=/dev/zero of="$IMAGE_NAME-root.img" bs=512 count=0 seek="${ROOT_SECTORS}"
690 690
691 691 # Write firmware/boot partition tables
692 692 sfdisk -q -L -uS -f "$IMAGE_NAME-frmw.img" 2> /dev/null <<EOM
693 693 ${TABLE_SECTORS},${FRMW_SECTORS},c,*
694 694 EOM
695 695
696 696 # Write root partition table
697 697 sfdisk -q -L -uS -f "$IMAGE_NAME-root.img" 2> /dev/null <<EOM
698 698 ${TABLE_SECTORS},${ROOT_SECTORS},83
699 699 EOM
700 700
701 701 # Setup temporary loop devices
702 702 FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show "$IMAGE_NAME"-frmw.img)"
703 703 ROOT_LOOP="$(losetup -o 1M -f --show "$IMAGE_NAME"-root.img)"
704 704 else # ENABLE_SPLITFS=false
705 705 dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count="${TABLE_SECTORS}"
706 706 dd if=/dev/zero of="$IMAGE_NAME.img" bs=512 count=0 seek="${IMAGE_SECTORS}"
707 707
708 708 # Write partition table
709 709 sfdisk -q -L -uS -f "$IMAGE_NAME.img" 2> /dev/null <<EOM
710 710 ${TABLE_SECTORS},${FRMW_SECTORS},c,*
711 711 ${ROOT_OFFSET},${ROOT_SECTORS},83
712 712 EOM
713 713
714 714 # Setup temporary loop devices
715 715 FRMW_LOOP="$(losetup -o 1M --sizelimit 64M -f --show "$IMAGE_NAME".img)"
716 716 ROOT_LOOP="$(losetup -o 65M -f --show "$IMAGE_NAME".img)"
717 717 fi
718 718
719 719 if [ "$ENABLE_CRYPTFS" = true ] ; then
720 720 # Create dummy ext4 fs
721 721 mkfs.ext4 "$ROOT_LOOP"
722 722
723 723 # Setup password keyfile
724 724 touch .password
725 725 chmod 600 .password
726 726 echo -n ${CRYPTFS_PASSWORD} > .password
727 727
728 728 # Initialize encrypted partition
729 729 echo "YES" | cryptsetup luksFormat "${ROOT_LOOP}" -c "${CRYPTFS_CIPHER}" -s "${CRYPTFS_XTSKEYSIZE}" .password
730 730
731 731 # Open encrypted partition and setup mapping
732 732 cryptsetup luksOpen "${ROOT_LOOP}" -d .password "${CRYPTFS_MAPPING}"
733 733
734 734 # Secure delete password keyfile
735 735 shred -zu .password
736 736
737 737 # Update temporary loop device
738 738 ROOT_LOOP="/dev/mapper/${CRYPTFS_MAPPING}"
739 739
740 740 # Wipe encrypted partition (encryption cipher is used for randomness)
741 741 dd if=/dev/zero of="${ROOT_LOOP}" bs=512 count="$(blockdev --getsz "${ROOT_LOOP}")"
742 742 fi
743 743
744 744 # Build filesystems
745 745 mkfs.vfat "$FRMW_LOOP"
746 746 mkfs.ext4 "$ROOT_LOOP"
747 747
748 748 # Mount the temporary loop devices
749 749 mkdir -p "$BUILDDIR/mount"
750 750 mount "$ROOT_LOOP" "$BUILDDIR/mount"
751 751
752 752 mkdir -p "$BUILDDIR/mount/boot/firmware"
753 753 mount "$FRMW_LOOP" "$BUILDDIR/mount/boot/firmware"
754 754
755 755 # Copy all files from the chroot to the loop device mount point directory
756 756 rsync -a "${R}/" "$BUILDDIR/mount/"
757 757
758 758 # Unmount all temporary loop devices and mount points
759 759 cleanup
760 760
761 761 # Create block map file(s) of image(s)
762 762 if [ "$ENABLE_SPLITFS" = true ] ; then
763 763 # Create block map files for "bmaptool"
764 764 bmaptool create -o "$IMAGE_NAME-frmw.bmap" "$IMAGE_NAME-frmw.img"
765 765 bmaptool create -o "$IMAGE_NAME-root.bmap" "$IMAGE_NAME-root.img"
766 766
767 767 # Image was successfully created
768 768 echo "$IMAGE_NAME-frmw.img ($(expr \( "${TABLE_SECTORS}" + "${FRMW_SECTORS}" \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
769 769 echo "$IMAGE_NAME-root.img ($(expr \( "${TABLE_SECTORS}" + "${ROOT_SECTORS}" \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
770 770 else
771 771 # Create block map file for "bmaptool"
772 772 bmaptool create -o "$IMAGE_NAME.bmap" "$IMAGE_NAME.img"
773 773
774 774 # Image was successfully created
775 775 echo "$IMAGE_NAME.img ($(expr \( "${TABLE_SECTORS}" + "${FRMW_SECTORS}" + "${ROOT_SECTORS}" \) \* 512 \/ 1024 \/ 1024)M)" ": successfully created"
776 776
777 777 # Create qemu qcow2 image
778 778 if [ "$ENABLE_QEMU" = true ] ; then
779 779 QEMU_IMAGE=${QEMU_IMAGE:=${BASEDIR}/qemu/${DATE}-${KERNEL_ARCH}-CURRENT-rpi${RPI_MODEL}-${RELEASE}-${RELEASE_ARCH}}
780 780 QEMU_SIZE=16G
781 781
782 782 qemu-img convert -f raw -O qcow2 "$IMAGE_NAME".img "$QEMU_IMAGE".qcow2
783 783 qemu-img resize "$QEMU_IMAGE".qcow2 $QEMU_SIZE
784 784
785 785 echo "$QEMU_IMAGE.qcow2 ($QEMU_SIZE)" ": successfully created"
786 786 fi
787 787 fi
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