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033adfe7 | 1 | ;;; GNU Guix --- Functional package management for GNU |
6ce206cb | 2 | ;;; Copyright © 2013, 2014 Ludovic Courtès <ludo@gnu.org> |
033adfe7 LC |
3 | ;;; |
4 | ;;; This file is part of GNU Guix. | |
5 | ;;; | |
6 | ;;; GNU Guix is free software; you can redistribute it and/or modify it | |
7 | ;;; under the terms of the GNU General Public License as published by | |
8 | ;;; the Free Software Foundation; either version 3 of the License, or (at | |
9 | ;;; your option) any later version. | |
10 | ;;; | |
11 | ;;; GNU Guix is distributed in the hope that it will be useful, but | |
12 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | ;;; GNU General Public License for more details. | |
15 | ;;; | |
16 | ;;; You should have received a copy of the GNU General Public License | |
17 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. | |
18 | ||
19 | (define-module (gnu system) | |
20 | #:use-module (guix store) | |
21 | #:use-module (guix monads) | |
02100028 | 22 | #:use-module (guix gexp) |
033adfe7 LC |
23 | #:use-module (guix records) |
24 | #:use-module (guix packages) | |
25 | #:use-module (guix derivations) | |
033adfe7 LC |
26 | #:use-module (gnu packages base) |
27 | #:use-module (gnu packages bash) | |
9de46ffb | 28 | #:use-module (gnu packages admin) |
8a07c289 | 29 | #:use-module (gnu packages linux) |
033adfe7 | 30 | #:use-module (gnu packages package-management) |
6f436c54 LC |
31 | #:use-module (gnu packages which) |
32 | #:use-module (gnu packages less) | |
33 | #:use-module (gnu packages zile) | |
db4fdc04 LC |
34 | #:use-module (gnu services) |
35 | #:use-module (gnu services dmd) | |
36 | #:use-module (gnu services base) | |
033adfe7 LC |
37 | #:use-module (gnu system grub) |
38 | #:use-module (gnu system shadow) | |
39 | #:use-module (gnu system linux) | |
735c6dd7 | 40 | #:use-module (gnu system linux-initrd) |
c5df1839 | 41 | #:use-module (gnu system file-systems) |
033adfe7 LC |
42 | #:use-module (ice-9 match) |
43 | #:use-module (srfi srfi-1) | |
44 | #:use-module (srfi srfi-26) | |
45 | #:export (operating-system | |
46 | operating-system? | |
d5b429ab LC |
47 | |
48 | operating-system-bootloader | |
033adfe7 | 49 | operating-system-services |
217a5b85 | 50 | operating-system-user-services |
033adfe7 | 51 | operating-system-packages |
fd3bfc44 LC |
52 | operating-system-host-name |
53 | operating-system-kernel | |
54 | operating-system-initrd | |
55 | operating-system-users | |
56 | operating-system-groups | |
548d4c13 | 57 | operating-system-issue |
fd3bfc44 LC |
58 | operating-system-packages |
59 | operating-system-timezone | |
60 | operating-system-locale | |
83bcd0b8 | 61 | operating-system-file-systems |
033adfe7 | 62 | |
1aa0033b | 63 | operating-system-derivation |
83bcd0b8 | 64 | operating-system-profile |
6f436c54 LC |
65 | operating-system-grub.cfg |
66 | ||
67 | %base-packages)) | |
033adfe7 LC |
68 | |
69 | ;;; Commentary: | |
70 | ;;; | |
71 | ;;; This module supports whole-system configuration. | |
72 | ;;; | |
73 | ;;; Code: | |
74 | ||
75 | ;; System-wide configuration. | |
76 | ;; TODO: Add per-field docstrings/stexi. | |
77 | (define-record-type* <operating-system> operating-system | |
78 | make-operating-system | |
79 | operating-system? | |
80 | (kernel operating-system-kernel ; package | |
81 | (default linux-libre)) | |
d5b429ab LC |
82 | (bootloader operating-system-bootloader) ; <grub-configuration> |
83 | ||
83bcd0b8 LC |
84 | (initrd operating-system-initrd ; (list fs) -> M derivation |
85 | (default qemu-initrd)) | |
033adfe7 LC |
86 | |
87 | (host-name operating-system-host-name) ; string | |
88 | ||
89 | (file-systems operating-system-file-systems ; list of fs | |
90 | (default '())) | |
91 | ||
92 | (users operating-system-users ; list of user accounts | |
93 | (default '())) | |
94 | (groups operating-system-groups ; list of user groups | |
773e956d | 95 | (default %base-groups)) |
033adfe7 | 96 | |
40281c54 LC |
97 | (skeletons operating-system-skeletons ; list of name/monadic value |
98 | (default (default-skeletons))) | |
548d4c13 LC |
99 | (issue operating-system-issue ; string |
100 | (default %default-issue)) | |
40281c54 | 101 | |
033adfe7 | 102 | (packages operating-system-packages ; list of (PACKAGE OUTPUT...) |
6f436c54 | 103 | (default %base-packages)) ; or just PACKAGE |
033adfe7 LC |
104 | |
105 | (timezone operating-system-timezone) ; string | |
106 | (locale operating-system-locale) ; string | |
107 | ||
217a5b85 | 108 | (services operating-system-user-services ; list of monadic services |
09e028f4 LC |
109 | (default %base-services)) |
110 | ||
111 | (pam-services operating-system-pam-services ; list of PAM services | |
112 | (default (base-pam-services))) | |
113 | (setuid-programs operating-system-setuid-programs | |
69689380 | 114 | (default %setuid-programs)) ; list of string-valued gexps |
033adfe7 | 115 | |
69689380 LC |
116 | (sudoers operating-system-sudoers ; /etc/sudoers contents |
117 | (default %sudoers-specification))) | |
033adfe7 | 118 | |
2717a89a | 119 | \f |
033adfe7 LC |
120 | ;;; |
121 | ;;; Derivation. | |
122 | ;;; | |
123 | ||
124 | (define* (union inputs | |
125 | #:key (guile (%guile-for-build)) (system (%current-system)) | |
126 | (name "union")) | |
127 | "Return a derivation that builds the union of INPUTS. INPUTS is a list of | |
128 | input tuples." | |
129 | (define builder | |
8c35bfb6 LC |
130 | #~(begin |
131 | (use-modules (guix build union)) | |
132 | ||
133 | (define inputs '#$inputs) | |
134 | ||
135 | (setvbuf (current-output-port) _IOLBF) | |
136 | (setvbuf (current-error-port) _IOLBF) | |
137 | ||
138 | (format #t "building union `~a' with ~a packages...~%" | |
139 | #$output (length inputs)) | |
140 | (union-build #$output inputs))) | |
141 | ||
142 | (gexp->derivation name builder | |
143 | #:system system | |
144 | #:modules '((guix build union)) | |
145 | #:guile-for-build guile | |
146 | #:local-build? #t)) | |
033adfe7 | 147 | |
23f6056b | 148 | (define* (file-union name files) |
033adfe7 LC |
149 | "Return a derivation that builds a directory containing all of FILES. Each |
150 | item in FILES must be a list where the first element is the file name to use | |
23f6056b LC |
151 | in the new directory, and the second element is a gexp denoting the target |
152 | file." | |
153 | (define builder | |
154 | #~(begin | |
155 | (mkdir #$output) | |
156 | (chdir #$output) | |
157 | #$@(map (match-lambda | |
158 | ((target source) | |
159 | #~(symlink #$source #$target))) | |
160 | files))) | |
033adfe7 | 161 | |
23f6056b | 162 | (gexp->derivation name builder)) |
033adfe7 | 163 | |
40281c54 LC |
164 | \f |
165 | ;;; | |
166 | ;;; Services. | |
167 | ;;; | |
168 | ||
023f391c LC |
169 | (define (other-file-system-services os) |
170 | "Return file system services for the file systems of OS that are not marked | |
171 | as 'needed-for-boot'." | |
172 | (define file-systems | |
173 | (remove (lambda (fs) | |
174 | (or (file-system-needed-for-boot? fs) | |
175 | (string=? "/" (file-system-mount-point fs)))) | |
176 | (operating-system-file-systems os))) | |
177 | ||
178 | (sequence %store-monad | |
179 | (map (match-lambda | |
d4c87617 LC |
180 | (($ <file-system> device title target type flags opts |
181 | #f check?) | |
023f391c | 182 | (file-system-service device target type |
d4c87617 | 183 | #:title title |
023f391c LC |
184 | #:check? check? |
185 | #:options opts))) | |
186 | file-systems))) | |
187 | ||
217a5b85 LC |
188 | (define (essential-services os) |
189 | "Return the list of essential services for OS. These are special services | |
190 | that implement part of what's declared in OS are responsible for low-level | |
191 | bookkeeping." | |
023f391c LC |
192 | (mlet* %store-monad ((root-fs (root-file-system-service)) |
193 | (other-fs (other-file-system-services os)) | |
194 | (procs (user-processes-service | |
195 | (map (compose first service-provision) | |
196 | other-fs))) | |
197 | (host-name (host-name-service | |
198 | (operating-system-host-name os)))) | |
199 | (return (cons* host-name procs root-fs other-fs)))) | |
217a5b85 LC |
200 | |
201 | (define (operating-system-services os) | |
202 | "Return all the services of OS, including \"internal\" services that do not | |
203 | explicitly appear in OS." | |
204 | (mlet %store-monad | |
205 | ((user (sequence %store-monad (operating-system-user-services os))) | |
206 | (essential (essential-services os))) | |
207 | (return (append essential user)))) | |
208 | ||
40281c54 LC |
209 | \f |
210 | ;;; | |
211 | ;;; /etc. | |
212 | ;;; | |
213 | ||
6f436c54 LC |
214 | (define %base-packages |
215 | ;; Default set of packages globally visible. It should include anything | |
216 | ;; required for basic administrator tasks. | |
9b762b8d LC |
217 | (cons* procps psmisc less zile |
218 | guile-final (@ (gnu packages admin) dmd) guix | |
219 | util-linux inetutils isc-dhcp | |
220 | net-tools ; XXX: remove when Inetutils suffices | |
151a2c07 | 221 | module-init-tools udev kbd |
9b762b8d LC |
222 | |
223 | ;; The packages below are also in %FINAL-INPUTS, so take them from | |
224 | ;; there to avoid duplication. | |
225 | (map canonical-package | |
226 | (list bash coreutils findutils grep sed)))) | |
6f436c54 | 227 | |
548d4c13 LC |
228 | (define %default-issue |
229 | ;; Default contents for /etc/issue. | |
230 | " | |
231 | This is the GNU system. Welcome.\n") | |
232 | ||
033adfe7 | 233 | (define* (etc-directory #:key |
d3bbe992 | 234 | kernel |
3141a8bd | 235 | (locale "C") (timezone "Europe/Paris") |
548d4c13 | 236 | (issue "Hello!\n") |
40281c54 | 237 | (skeletons '()) |
033adfe7 | 238 | (pam-services '()) |
b4140694 | 239 | (profile "/run/current-system/profile") |
69689380 | 240 | (sudoers "")) |
033adfe7 LC |
241 | "Return a derivation that builds the static part of the /etc directory." |
242 | (mlet* %store-monad | |
ab6a279a | 243 | ((pam.d (pam-services->directory pam-services)) |
69689380 | 244 | (sudoers (text-file "sudoers" sudoers)) |
033adfe7 | 245 | (login.defs (text-file "login.defs" "# Empty for now.\n")) |
9038298c LC |
246 | (shells (text-file "shells" ; used by xterm and others |
247 | "\ | |
248 | /bin/sh | |
b4140694 LC |
249 | /run/current-system/profile/bin/sh |
250 | /run/current-system/profile/bin/bash\n")) | |
548d4c13 | 251 | (issue (text-file "issue" issue)) |
033adfe7 LC |
252 | |
253 | ;; TODO: Generate bashrc from packages' search-paths. | |
7aec3683 | 254 | (bashrc (text-file* "bashrc" " |
033adfe7 | 255 | export PS1='\\u@\\h\\$ ' |
3141a8bd LC |
256 | |
257 | export LC_ALL=\"" locale "\" | |
258 | export TZ=\"" timezone "\" | |
7aec3683 | 259 | export TZDIR=\"" tzdata "/share/zoneinfo\" |
3141a8bd | 260 | |
d3bbe992 LC |
261 | # Tell 'modprobe' & co. where to look for modules. |
262 | # XXX: The downside of doing it here is that when switching to a new config | |
263 | # without rebooting, this variable possibly becomes invalid. | |
264 | export LINUX_MODULE_DIRECTORY=" kernel "/lib/modules | |
265 | ||
585c6519 LC |
266 | export PATH=$HOME/.guix-profile/bin:/run/current-system/profile/bin |
267 | export PATH=/run/setuid-programs:/run/current-system/profile/sbin:$PATH | |
033adfe7 LC |
268 | export CPATH=$HOME/.guix-profile/include:" profile "/include |
269 | export LIBRARY_PATH=$HOME/.guix-profile/lib:" profile "/lib | |
270 | alias ls='ls -p --color' | |
271 | alias ll='ls -l' | |
40281c54 LC |
272 | ")) |
273 | (skel (skeleton-directory skeletons))) | |
23f6056b LC |
274 | (file-union "etc" |
275 | `(("services" ,#~(string-append #$net-base "/etc/services")) | |
276 | ("protocols" ,#~(string-append #$net-base "/etc/protocols")) | |
277 | ("rpc" ,#~(string-append #$net-base "/etc/rpc")) | |
278 | ("pam.d" ,#~#$pam.d) | |
279 | ("login.defs" ,#~#$login.defs) | |
280 | ("issue" ,#~#$issue) | |
40281c54 | 281 | ("skel" ,#~#$skel) |
23f6056b LC |
282 | ("shells" ,#~#$shells) |
283 | ("profile" ,#~#$bashrc) | |
284 | ("localtime" ,#~(string-append #$tzdata "/share/zoneinfo/" | |
285 | #$timezone)) | |
69689380 | 286 | ("sudoers" ,#~#$sudoers))))) |
033adfe7 | 287 | |
1aa0033b | 288 | (define (operating-system-profile os) |
f6a9d048 LC |
289 | "Return a derivation that builds the default profile of OS." |
290 | ;; TODO: Replace with a real profile with a manifest. | |
291 | (union (operating-system-packages os) | |
292 | #:name "default-profile")) | |
293 | ||
ab6a279a LC |
294 | (define %root-account |
295 | ;; Default root account. | |
296 | (user-account | |
297 | (name "root") | |
298 | (password "") | |
299 | (uid 0) (group "root") | |
300 | (comment "System administrator") | |
301 | (home-directory "/root"))) | |
302 | ||
0b6f49ef LC |
303 | (define (operating-system-accounts os) |
304 | "Return the user accounts for OS, including an obligatory 'root' account." | |
ab6a279a LC |
305 | (define users |
306 | ;; Make sure there's a root account. | |
307 | (if (find (lambda (user) | |
308 | (and=> (user-account-uid user) zero?)) | |
309 | (operating-system-users os)) | |
310 | (operating-system-users os) | |
311 | (cons %root-account (operating-system-users os)))) | |
312 | ||
217a5b85 | 313 | (mlet %store-monad ((services (operating-system-services os))) |
ab6a279a LC |
314 | (return (append users |
315 | (append-map service-user-accounts services))))) | |
0b6f49ef LC |
316 | |
317 | (define (operating-system-etc-directory os) | |
318 | "Return that static part of the /etc directory of OS." | |
033adfe7 | 319 | (mlet* %store-monad |
217a5b85 | 320 | ((services (operating-system-services os)) |
033adfe7 LC |
321 | (pam-services -> |
322 | ;; Services known to PAM. | |
323 | (delete-duplicates | |
09e028f4 LC |
324 | (append (operating-system-pam-services os) |
325 | (append-map service-pam-services services)))) | |
40281c54 LC |
326 | (profile-drv (operating-system-profile os)) |
327 | (skeletons (operating-system-skeletons os))) | |
d3bbe992 LC |
328 | (etc-directory #:kernel (operating-system-kernel os) |
329 | #:pam-services pam-services | |
40281c54 | 330 | #:skeletons skeletons |
548d4c13 | 331 | #:issue (operating-system-issue os) |
0b6f49ef LC |
332 | #:locale (operating-system-locale os) |
333 | #:timezone (operating-system-timezone os) | |
69689380 | 334 | #:sudoers (operating-system-sudoers os) |
0b6f49ef | 335 | #:profile profile-drv))) |
033adfe7 | 336 | |
09e028f4 LC |
337 | (define %setuid-programs |
338 | ;; Default set of setuid-root programs. | |
339 | (let ((shadow (@ (gnu packages admin) shadow))) | |
340 | (list #~(string-append #$shadow "/bin/passwd") | |
341 | #~(string-append #$shadow "/bin/su") | |
69689380 | 342 | #~(string-append #$inetutils "/bin/ping") |
8a07c289 LC |
343 | #~(string-append #$sudo "/bin/sudo") |
344 | #~(string-append #$fuse "/bin/fusermount")))) | |
69689380 LC |
345 | |
346 | (define %sudoers-specification | |
347 | ;; Default /etc/sudoers contents: 'root' and all members of the 'wheel' | |
348 | ;; group can do anything. See | |
349 | ;; <http://www.sudo.ws/sudo/man/1.8.10/sudoers.man.html>. | |
350 | ;; TODO: Add a declarative API. | |
351 | "root ALL=(ALL) ALL | |
352 | %wheel ALL=(ALL) ALL\n") | |
09e028f4 | 353 | |
ab6a279a LC |
354 | (define (user-group->gexp group) |
355 | "Turn GROUP, a <user-group> object, into a list-valued gexp suitable for | |
356 | 'active-groups'." | |
357 | #~(list #$(user-group-name group) | |
358 | #$(user-group-password group) | |
359 | #$(user-group-id group))) | |
360 | ||
361 | (define (user-account->gexp account) | |
362 | "Turn ACCOUNT, a <user-account> object, into a list-valued gexp suitable for | |
363 | 'activate-users'." | |
364 | #~`(#$(user-account-name account) | |
365 | #$(user-account-uid account) | |
366 | #$(user-account-group account) | |
367 | #$(user-account-supplementary-groups account) | |
368 | #$(user-account-comment account) | |
369 | #$(user-account-home-directory account) | |
370 | ,#$(user-account-shell account) ; this one is a gexp | |
371 | #$(user-account-password account))) | |
372 | ||
484a2b3a LC |
373 | (define (operating-system-activation-script os) |
374 | "Return the activation script for OS---i.e., the code that \"activates\" the | |
375 | stateful part of OS, including user accounts and groups, special directories, | |
376 | etc." | |
09e028f4 LC |
377 | (define %modules |
378 | '((guix build activation) | |
b4140694 LC |
379 | (guix build utils) |
380 | (guix build linux-initrd))) | |
09e028f4 | 381 | |
55ccc388 LC |
382 | (define (service-activations services) |
383 | ;; Return the activation scripts for SERVICES. | |
384 | (let ((gexps (filter-map service-activate services))) | |
385 | (sequence %store-monad (map (cut gexp->file "activate-service.scm" <>) | |
386 | gexps)))) | |
387 | ||
ab6a279a | 388 | (mlet* %store-monad ((services (operating-system-services os)) |
55ccc388 | 389 | (actions (service-activations services)) |
ab6a279a LC |
390 | (etc (operating-system-etc-directory os)) |
391 | (modules (imported-modules %modules)) | |
392 | (compiled (compiled-modules %modules)) | |
ab6a279a | 393 | (accounts (operating-system-accounts os))) |
09e028f4 LC |
394 | (define setuid-progs |
395 | (operating-system-setuid-programs os)) | |
396 | ||
ab6a279a LC |
397 | (define user-specs |
398 | (map user-account->gexp accounts)) | |
399 | ||
400 | (define groups | |
401 | (append (operating-system-groups os) | |
402 | (append-map service-user-groups services))) | |
403 | ||
404 | (define group-specs | |
405 | (map user-group->gexp groups)) | |
406 | ||
4654439b | 407 | (gexp->file "activate" |
4dfe6c58 LC |
408 | #~(begin |
409 | (eval-when (expand load eval) | |
410 | ;; Make sure 'use-modules' below succeeds. | |
411 | (set! %load-path (cons #$modules %load-path)) | |
412 | (set! %load-compiled-path | |
413 | (cons #$compiled %load-compiled-path))) | |
414 | ||
415 | (use-modules (guix build activation)) | |
416 | ||
417 | ;; Populate /etc. | |
418 | (activate-etc #$etc) | |
419 | ||
ab6a279a LC |
420 | ;; Add users and user groups. |
421 | (setenv "PATH" | |
422 | (string-append #$(@ (gnu packages admin) shadow) | |
423 | "/sbin")) | |
424 | (activate-users+groups (list #$@user-specs) | |
425 | (list #$@group-specs)) | |
426 | ||
09e028f4 LC |
427 | ;; Activate setuid programs. |
428 | (activate-setuid-programs (list #$@setuid-progs)) | |
429 | ||
55ccc388 LC |
430 | ;; Run the services' activation snippets. |
431 | ;; TODO: Use 'load-compiled'. | |
432 | (for-each primitive-load '#$actions) | |
433 | ||
b4140694 | 434 | ;; Set up /run/current-system. |
484a2b3a LC |
435 | (activate-current-system))))) |
436 | ||
437 | (define (operating-system-boot-script os) | |
438 | "Return the boot script for OS---i.e., the code started by the initrd once | |
439 | we're running in the final root." | |
440 | (mlet* %store-monad ((services (operating-system-services os)) | |
441 | (activate (operating-system-activation-script os)) | |
442 | (dmd-conf (dmd-configuration-file services))) | |
443 | (gexp->file "boot" | |
444 | #~(begin | |
445 | ;; Activate the system. | |
446 | ;; TODO: Use 'load-compiled'. | |
447 | (primitive-load #$activate) | |
448 | ||
449 | ;; Keep track of the booted system. | |
450 | (false-if-exception (delete-file "/run/booted-system")) | |
451 | (symlink (readlink "/run/current-system") | |
452 | "/run/booted-system") | |
b4140694 | 453 | |
26a728eb LC |
454 | ;; Close any remaining open file descriptors to be on the |
455 | ;; safe side. This must be the very last thing we do, | |
456 | ;; because Guile has internal FDs such as 'sleep_pipe' | |
457 | ;; that need to be alive. | |
458 | (let loop ((fd 3)) | |
459 | (when (< fd 1024) | |
460 | (false-if-exception (close-fdes fd)) | |
461 | (loop (+ 1 fd)))) | |
462 | ||
4dfe6c58 LC |
463 | ;; Start dmd. |
464 | (execl (string-append #$dmd "/bin/dmd") | |
465 | "dmd" "--config" #$dmd-conf))))) | |
2106d3fc | 466 | |
83bcd0b8 LC |
467 | (define (operating-system-root-file-system os) |
468 | "Return the root file system of OS." | |
469 | (find (match-lambda | |
d4c87617 | 470 | (($ <file-system> _ _ "/") #t) |
83bcd0b8 LC |
471 | (_ #f)) |
472 | (operating-system-file-systems os))) | |
473 | ||
b4140694 LC |
474 | (define (operating-system-initrd-file os) |
475 | "Return a gexp denoting the initrd file of OS." | |
83bcd0b8 LC |
476 | (define boot-file-systems |
477 | (filter (match-lambda | |
d4c87617 | 478 | (($ <file-system> device title "/") |
3c05b4bc | 479 | #t) |
d4c87617 LC |
480 | (($ <file-system> device title mount-point type flags |
481 | options boot?) | |
3c05b4bc | 482 | boot?)) |
83bcd0b8 LC |
483 | (operating-system-file-systems os))) |
484 | ||
b4140694 LC |
485 | (mlet %store-monad |
486 | ((initrd ((operating-system-initrd os) boot-file-systems))) | |
487 | (return #~(string-append #$initrd "/initrd")))) | |
488 | ||
2d23e6f0 LC |
489 | (define (kernel->grub-label kernel) |
490 | "Return a label for the GRUB menu entry that boots KERNEL." | |
491 | (string-append "GNU system with " | |
492 | (string-titlecase (package-name kernel)) " " | |
493 | (package-version kernel) | |
494 | " (technology preview)")) | |
495 | ||
b4140694 LC |
496 | (define (operating-system-grub.cfg os) |
497 | "Return the GRUB configuration file for OS." | |
0b6f49ef | 498 | (mlet* %store-monad |
b4140694 | 499 | ((system (operating-system-derivation os)) |
83bcd0b8 | 500 | (root-fs -> (operating-system-root-file-system os)) |
b4140694 | 501 | (kernel -> (operating-system-kernel os)) |
033adfe7 | 502 | (entries -> (list (menu-entry |
2d23e6f0 | 503 | (label (kernel->grub-label kernel)) |
033adfe7 | 504 | (linux kernel) |
f6a7b21d | 505 | (linux-arguments |
83bcd0b8 LC |
506 | (list (string-append "--root=" |
507 | (file-system-device root-fs)) | |
b4140694 LC |
508 | #~(string-append "--system=" #$system) |
509 | #~(string-append "--load=" #$system | |
510 | "/boot"))) | |
511 | (initrd #~(string-append #$system "/initrd")))))) | |
d5b429ab | 512 | (grub-configuration-file (operating-system-bootloader os) entries))) |
b4140694 | 513 | |
64e40dbb LC |
514 | (define (operating-system-parameters-file os) |
515 | "Return a file that describes the boot parameters of OS. The primary use of | |
516 | this file is the reconstruction of GRUB menu entries for old configurations." | |
517 | (mlet %store-monad ((initrd (operating-system-initrd-file os)) | |
518 | (root -> (operating-system-root-file-system os)) | |
519 | (label -> (kernel->grub-label | |
520 | (operating-system-kernel os)))) | |
521 | (gexp->file "parameters" | |
522 | #~(boot-parameters (version 0) | |
523 | (label #$label) | |
524 | (root-device #$(file-system-device root)) | |
525 | (kernel #$(operating-system-kernel os)) | |
526 | (initrd #$initrd))))) | |
527 | ||
b4140694 LC |
528 | (define (operating-system-derivation os) |
529 | "Return a derivation that builds OS." | |
530 | (mlet* %store-monad | |
531 | ((profile (operating-system-profile os)) | |
532 | (etc (operating-system-etc-directory os)) | |
533 | (boot (operating-system-boot-script os)) | |
534 | (kernel -> (operating-system-kernel os)) | |
64e40dbb LC |
535 | (initrd (operating-system-initrd-file os)) |
536 | (params (operating-system-parameters-file os))) | |
23f6056b | 537 | (file-union "system" |
f6a7b21d | 538 | `(("boot" ,#~#$boot) |
23f6056b | 539 | ("kernel" ,#~#$kernel) |
64e40dbb | 540 | ("parameters" ,#~#$params) |
b4140694 | 541 | ("initrd" ,initrd) |
23f6056b | 542 | ("profile" ,#~#$profile) |
23f6056b | 543 | ("etc" ,#~#$etc))))) |
033adfe7 LC |
544 | |
545 | ;;; system.scm ends here |