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db4fdc04 | 1 | ;;; GNU Guix --- Functional package management for GNU |
9a8b9eb8 | 2 | ;;; Copyright © 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org> |
34044d55 | 3 | ;;; Copyright © 2015, 2016 Alex Kost <alezost@gmail.com> |
5f4a446d | 4 | ;;; Copyright © 2015, 2016 Mark H Weaver <mhw@netris.org> |
e10964ef | 5 | ;;; Copyright © 2015 Sou Bunnbu <iyzsong@gmail.com> |
a535e122 | 6 | ;;; Copyright © 2016 Leo Famulari <leo@famulari.name> |
b58cbf9a | 7 | ;;; Copyright © 2016 David Craven <david@craven.ch> |
909147e4 | 8 | ;;; Copyright © 2016 Ricardo Wurmus <rekado@elephly.net> |
db4fdc04 LC |
9 | ;;; |
10 | ;;; This file is part of GNU Guix. | |
11 | ;;; | |
12 | ;;; GNU Guix is free software; you can redistribute it and/or modify it | |
13 | ;;; under the terms of the GNU General Public License as published by | |
14 | ;;; the Free Software Foundation; either version 3 of the License, or (at | |
15 | ;;; your option) any later version. | |
16 | ;;; | |
17 | ;;; GNU Guix is distributed in the hope that it will be useful, but | |
18 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | ;;; GNU General Public License for more details. | |
21 | ;;; | |
22 | ;;; You should have received a copy of the GNU General Public License | |
23 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. | |
24 | ||
25 | (define-module (gnu services base) | |
e87f0591 | 26 | #:use-module (guix store) |
db4fdc04 | 27 | #:use-module (gnu services) |
0190c1c0 | 28 | #:use-module (gnu services shepherd) |
4a3b3b07 | 29 | #:use-module (gnu services networking) |
6e828634 | 30 | #:use-module (gnu system pam) |
db4fdc04 | 31 | #:use-module (gnu system shadow) ; 'user-account', etc. |
0adfe95a | 32 | #:use-module (gnu system file-systems) ; 'file-system', etc. |
060d62a7 | 33 | #:use-module (gnu system mapped-devices) |
db4fdc04 | 34 | #:use-module (gnu packages admin) |
151a2c07 | 35 | #:use-module ((gnu packages linux) |
b58cbf9a | 36 | #:select (alsa-utils crda eudev e2fsprogs fuse gpm kbd lvm2 rng-tools)) |
db4fdc04 | 37 | #:use-module ((gnu packages base) |
bdb36958 | 38 | #:select (canonical-package glibc)) |
db4fdc04 | 39 | #:use-module (gnu packages package-management) |
2102ae2e | 40 | #:use-module (gnu packages ssh) |
2d1d2dd8 | 41 | #:use-module (gnu packages lsof) |
46ec2707 | 42 | #:use-module (gnu packages terminals) |
e2f4b305 | 43 | #:use-module ((gnu build file-systems) |
2c071ce9 | 44 | #:select (mount-flags->bit-mask)) |
b5f4e686 | 45 | #:use-module (guix gexp) |
6454b333 | 46 | #:use-module (guix records) |
db4fdc04 LC |
47 | #:use-module (srfi srfi-1) |
48 | #:use-module (srfi srfi-26) | |
6454b333 | 49 | #:use-module (ice-9 match) |
db4fdc04 | 50 | #:use-module (ice-9 format) |
e43e84ba LC |
51 | #:export (fstab-service-type |
52 | root-file-system-service | |
aa1145df | 53 | file-system-service-type |
d6e2a622 | 54 | user-unmount-service |
2a13d05e | 55 | swap-service |
a00dd9fb | 56 | user-processes-service |
e10964ef SB |
57 | session-environment-service |
58 | session-environment-service-type | |
a00dd9fb | 59 | host-name-service |
5eca9459 | 60 | console-keymap-service |
4a84a487 LC |
61 | %default-console-font |
62 | console-font-service-type | |
62ca0fdf | 63 | console-font-service |
c797fabe RW |
64 | |
65 | udev-configuration | |
66 | udev-configuration? | |
67 | udev-configuration-rules | |
0adfe95a | 68 | udev-service-type |
151a2c07 | 69 | udev-service |
80e6f37e | 70 | udev-rule |
66e4f01c | 71 | |
317d3b47 DC |
72 | login-configuration |
73 | login-configuration? | |
74 | login-service-type | |
75 | login-service | |
76 | ||
66e4f01c LC |
77 | mingetty-configuration |
78 | mingetty-configuration? | |
db4fdc04 | 79 | mingetty-service |
cd6f6c22 | 80 | mingetty-service-type |
6454b333 LC |
81 | |
82 | %nscd-default-caches | |
83 | %nscd-default-configuration | |
84 | ||
85 | nscd-configuration | |
86 | nscd-configuration? | |
87 | ||
88 | nscd-cache | |
89 | nscd-cache? | |
90 | ||
0adfe95a | 91 | nscd-service-type |
db4fdc04 | 92 | nscd-service |
ec2e2f6c DC |
93 | |
94 | syslog-configuration | |
95 | syslog-configuration? | |
db4fdc04 | 96 | syslog-service |
9009538d | 97 | syslog-service-type |
44abcb28 | 98 | %default-syslog.conf |
0adfe95a | 99 | |
5b58c28b | 100 | %default-authorized-guix-keys |
0adfe95a LC |
101 | guix-configuration |
102 | guix-configuration? | |
8b198abe | 103 | guix-service |
cd6f6c22 | 104 | guix-service-type |
1c52181f LC |
105 | guix-publish-configuration |
106 | guix-publish-configuration? | |
107 | guix-publish-service | |
108 | guix-publish-service-type | |
24e96431 TČ |
109 | |
110 | gpm-configuration | |
111 | gpm-configuration? | |
8664cc88 LC |
112 | gpm-service-type |
113 | gpm-service | |
0adfe95a | 114 | |
9009538d | 115 | urandom-seed-service-type |
a535e122 | 116 | urandom-seed-service |
24e96431 TČ |
117 | |
118 | rngd-configuration | |
119 | rngd-configuration? | |
b58cbf9a DC |
120 | rngd-service-type |
121 | rngd-service | |
46ec2707 DC |
122 | |
123 | kmscon-configuration | |
124 | kmscon-configuration? | |
125 | kmscon-service-type | |
126 | ||
909147e4 RW |
127 | pam-limits-service-type |
128 | pam-limits-service | |
a535e122 | 129 | |
8b198abe | 130 | %base-services)) |
db4fdc04 LC |
131 | |
132 | ;;; Commentary: | |
133 | ;;; | |
134 | ;;; Base system services---i.e., services that 99% of the users will want to | |
135 | ;;; use. | |
136 | ;;; | |
137 | ;;; Code: | |
138 | ||
0adfe95a LC |
139 | \f |
140 | ;;; | |
141 | ;;; File systems. | |
142 | ;;; | |
a00dd9fb | 143 | |
e43e84ba LC |
144 | (define (file-system->fstab-entry file-system) |
145 | "Return a @file{/etc/fstab} entry for @var{file-system}." | |
146 | (string-append (case (file-system-title file-system) | |
147 | ((label) | |
148 | (string-append "LABEL=" (file-system-device file-system))) | |
149 | ((uuid) | |
150 | (string-append | |
151 | "UUID=" | |
152 | (uuid->string (file-system-device file-system)))) | |
153 | (else | |
154 | (file-system-device file-system))) | |
155 | "\t" | |
156 | (file-system-mount-point file-system) "\t" | |
157 | (file-system-type file-system) "\t" | |
158 | (or (file-system-options file-system) "defaults") "\t" | |
159 | ||
160 | ;; XXX: Omit the 'fs_freq' and 'fs_passno' fields because we | |
161 | ;; don't have anything sensible to put in there. | |
162 | )) | |
163 | ||
164 | (define (file-systems->fstab file-systems) | |
165 | "Return a @file{/etc} entry for an @file{fstab} describing | |
166 | @var{file-systems}." | |
167 | `(("fstab" ,(plain-file "fstab" | |
168 | (string-append | |
169 | "\ | |
170 | # This file was generated from your GuixSD configuration. Any changes | |
171 | # will be lost upon reboot or reconfiguration.\n\n" | |
172 | (string-join (map file-system->fstab-entry | |
173 | file-systems) | |
174 | "\n") | |
175 | "\n"))))) | |
176 | ||
177 | (define fstab-service-type | |
178 | ;; The /etc/fstab service. | |
179 | (service-type (name 'fstab) | |
180 | (extensions | |
181 | (list (service-extension etc-service-type | |
182 | file-systems->fstab))) | |
aa1145df | 183 | (compose concatenate) |
e43e84ba LC |
184 | (extend append))) |
185 | ||
d4053c71 AK |
186 | (define %root-file-system-shepherd-service |
187 | (shepherd-service | |
be1c2c54 LC |
188 | (documentation "Take care of the root file system.") |
189 | (provision '(root-file-system)) | |
190 | (start #~(const #t)) | |
191 | (stop #~(lambda _ | |
192 | ;; Return #f if successfully stopped. | |
193 | (sync) | |
194 | ||
195 | (call-with-blocked-asyncs | |
196 | (lambda () | |
197 | (let ((null (%make-void-port "w"))) | |
34044d55 | 198 | ;; Close 'shepherd.log'. |
be1c2c54 | 199 | (display "closing log\n") |
34044d55 | 200 | ((@ (shepherd comm) stop-logging)) |
be1c2c54 LC |
201 | |
202 | ;; Redirect the default output ports.. | |
203 | (set-current-output-port null) | |
204 | (set-current-error-port null) | |
205 | ||
206 | ;; Close /dev/console. | |
207 | (for-each close-fdes '(0 1 2)) | |
208 | ||
209 | ;; At this point, there are no open files left, so the | |
210 | ;; root file system can be re-mounted read-only. | |
211 | (mount #f "/" #f | |
212 | (logior MS_REMOUNT MS_RDONLY) | |
213 | #:update-mtab? #f) | |
214 | ||
215 | #f))))) | |
216 | (respawn? #f))) | |
a00dd9fb | 217 | |
0adfe95a | 218 | (define root-file-system-service-type |
d4053c71 AK |
219 | (shepherd-service-type 'root-file-system |
220 | (const %root-file-system-shepherd-service))) | |
0adfe95a LC |
221 | |
222 | (define (root-file-system-service) | |
223 | "Return a service whose sole purpose is to re-mount read-only the root file | |
224 | system upon shutdown (aka. cleanly \"umounting\" root.) | |
225 | ||
226 | This service must be the root of the service dependency graph so that its | |
d4053c71 | 227 | 'stop' action is invoked when shepherd is the only process left." |
0adfe95a LC |
228 | (service root-file-system-service-type #f)) |
229 | ||
d4053c71 | 230 | (define (file-system->shepherd-service-name file-system) |
0adfe95a LC |
231 | "Return the symbol that denotes the service mounting and unmounting |
232 | FILE-SYSTEM." | |
233 | (symbol-append 'file-system- | |
234 | (string->symbol (file-system-mount-point file-system)))) | |
235 | ||
d4053c71 AK |
236 | (define (mapped-device->shepherd-service-name md) |
237 | "Return the symbol that denotes the shepherd service of MD, a <mapped-device>." | |
e502bf89 LC |
238 | (symbol-append 'device-mapping- |
239 | (string->symbol (mapped-device-target md)))) | |
240 | ||
d4053c71 | 241 | (define dependency->shepherd-service-name |
e502bf89 LC |
242 | (match-lambda |
243 | ((? mapped-device? md) | |
d4053c71 | 244 | (mapped-device->shepherd-service-name md)) |
e502bf89 | 245 | ((? file-system? fs) |
d4053c71 | 246 | (file-system->shepherd-service-name fs)))) |
e502bf89 | 247 | |
d4053c71 | 248 | (define (file-system-shepherd-service file-system) |
aa1145df LC |
249 | "Return the shepherd service for @var{file-system}, or @code{#f} if |
250 | @var{file-system} is not auto-mounted upon boot." | |
e43e84ba LC |
251 | (let ((target (file-system-mount-point file-system)) |
252 | (device (file-system-device file-system)) | |
253 | (type (file-system-type file-system)) | |
254 | (title (file-system-title file-system)) | |
bf7ef1bb JD |
255 | (flags (file-system-flags file-system)) |
256 | (options (file-system-options file-system)) | |
e43e84ba LC |
257 | (check? (file-system-check? file-system)) |
258 | (create? (file-system-create-mount-point? file-system)) | |
259 | (dependencies (file-system-dependencies file-system))) | |
aa1145df LC |
260 | (and (file-system-mount? file-system) |
261 | (with-imported-modules '((gnu build file-systems) | |
262 | (guix build bournish)) | |
a91c3fc7 LC |
263 | (shepherd-service |
264 | (provision (list (file-system->shepherd-service-name file-system))) | |
265 | (requirement `(root-file-system | |
266 | ,@(map dependency->shepherd-service-name dependencies))) | |
267 | (documentation "Check, mount, and unmount the given file system.") | |
268 | (start #~(lambda args | |
bf7ef1bb JD |
269 | #$(if create? |
270 | #~(mkdir-p #$target) | |
271 | #t) | |
9328eafb LC |
272 | |
273 | (let (($PATH (getenv "PATH"))) | |
274 | ;; Make sure fsck.ext2 & co. can be found. | |
275 | (dynamic-wind | |
276 | (lambda () | |
277 | (setenv "PATH" | |
278 | (string-append | |
279 | #$e2fsprogs "/sbin:" | |
280 | "/run/current-system/profile/sbin:" | |
281 | $PATH))) | |
282 | (lambda () | |
283 | (mount-file-system | |
284 | `(#$device #$title #$target #$type #$flags | |
285 | #$options #$check?) | |
286 | #:root "/")) | |
287 | (lambda () | |
288 | (setenv "PATH" $PATH))) | |
289 | #t))) | |
a91c3fc7 LC |
290 | (stop #~(lambda args |
291 | ;; Normally there are no processes left at this point, so | |
292 | ;; TARGET can be safely unmounted. | |
293 | ||
294 | ;; Make sure PID 1 doesn't keep TARGET busy. | |
295 | (chdir "/") | |
296 | ||
297 | (umount #$target) | |
298 | #f)) | |
299 | ||
300 | ;; We need an additional module. | |
301 | (modules `(((gnu build file-systems) | |
bf7ef1bb | 302 | #:select (mount-file-system)) |
aa1145df | 303 | ,@%default-modules))))))) |
e43e84ba | 304 | |
0adfe95a | 305 | (define file-system-service-type |
aa1145df | 306 | (service-type (name 'file-systems) |
e43e84ba | 307 | (extensions |
d4053c71 | 308 | (list (service-extension shepherd-root-service-type |
aa1145df LC |
309 | (lambda (file-systems) |
310 | (filter-map file-system-shepherd-service | |
311 | file-systems))) | |
e43e84ba | 312 | (service-extension fstab-service-type |
aa1145df LC |
313 | identity))) |
314 | (compose concatenate) | |
315 | (extend append))) | |
0adfe95a LC |
316 | |
317 | (define user-unmount-service-type | |
d4053c71 | 318 | (shepherd-service-type |
5f44ee4f | 319 | 'user-file-systems |
0adfe95a | 320 | (lambda (known-mount-points) |
d4053c71 | 321 | (shepherd-service |
0adfe95a | 322 | (documentation "Unmount manually-mounted file systems.") |
5f44ee4f | 323 | (provision '(user-file-systems)) |
0adfe95a LC |
324 | (start #~(const #t)) |
325 | (stop #~(lambda args | |
326 | (define (known? mount-point) | |
327 | (member mount-point | |
328 | (cons* "/proc" "/sys" '#$known-mount-points))) | |
329 | ||
330 | ;; Make sure we don't keep the user's mount points busy. | |
331 | (chdir "/") | |
332 | ||
333 | (for-each (lambda (mount-point) | |
334 | (format #t "unmounting '~a'...~%" mount-point) | |
335 | (catch 'system-error | |
336 | (lambda () | |
337 | (umount mount-point)) | |
338 | (lambda args | |
339 | (let ((errno (system-error-errno args))) | |
340 | (format #t "failed to unmount '~a': ~a~%" | |
341 | mount-point (strerror errno)))))) | |
342 | (filter (negate known?) (mount-points))) | |
343 | #f)))))) | |
023f391c | 344 | |
d6e2a622 LC |
345 | (define (user-unmount-service known-mount-points) |
346 | "Return a service whose sole purpose is to unmount file systems not listed | |
347 | in KNOWN-MOUNT-POINTS when it is stopped." | |
0adfe95a | 348 | (service user-unmount-service-type known-mount-points)) |
d6e2a622 | 349 | |
7d57cfd3 LC |
350 | (define %do-not-kill-file |
351 | ;; Name of the file listing PIDs of processes that must survive when halting | |
352 | ;; the system. Typical example is user-space file systems. | |
b8c02c18 | 353 | "/etc/shepherd/do-not-kill") |
7d57cfd3 | 354 | |
0adfe95a | 355 | (define user-processes-service-type |
d4053c71 | 356 | (shepherd-service-type |
00184239 | 357 | 'user-processes |
0adfe95a LC |
358 | (match-lambda |
359 | ((requirements grace-delay) | |
d4053c71 | 360 | (shepherd-service |
0adfe95a LC |
361 | (documentation "When stopped, terminate all user processes.") |
362 | (provision '(user-processes)) | |
5f44ee4f | 363 | (requirement (cons* 'root-file-system 'user-file-systems |
d4053c71 | 364 | (map file-system->shepherd-service-name |
5f44ee4f | 365 | requirements))) |
0adfe95a LC |
366 | (start #~(const #t)) |
367 | (stop #~(lambda _ | |
368 | (define (kill-except omit signal) | |
369 | ;; Kill all the processes with SIGNAL except those listed | |
370 | ;; in OMIT and the current process. | |
371 | (let ((omit (cons (getpid) omit))) | |
372 | (for-each (lambda (pid) | |
373 | (unless (memv pid omit) | |
374 | (false-if-exception | |
375 | (kill pid signal)))) | |
376 | (processes)))) | |
377 | ||
378 | (define omitted-pids | |
379 | ;; List of PIDs that must not be killed. | |
380 | (if (file-exists? #$%do-not-kill-file) | |
381 | (map string->number | |
382 | (call-with-input-file #$%do-not-kill-file | |
383 | (compose string-tokenize | |
384 | (@ (ice-9 rdelim) read-string)))) | |
385 | '())) | |
386 | ||
387 | (define (now) | |
388 | (car (gettimeofday))) | |
389 | ||
390 | (define (sleep* n) | |
391 | ;; Really sleep N seconds. | |
392 | ;; Work around <http://bugs.gnu.org/19581>. | |
393 | (define start (now)) | |
394 | (let loop ((elapsed 0)) | |
395 | (when (> n elapsed) | |
396 | (sleep (- n elapsed)) | |
397 | (loop (- (now) start))))) | |
398 | ||
399 | (define lset= (@ (srfi srfi-1) lset=)) | |
400 | ||
401 | (display "sending all processes the TERM signal\n") | |
402 | ||
403 | (if (null? omitted-pids) | |
404 | (begin | |
405 | ;; Easy: terminate all of them. | |
406 | (kill -1 SIGTERM) | |
407 | (sleep* #$grace-delay) | |
408 | (kill -1 SIGKILL)) | |
409 | (begin | |
410 | ;; Kill them all except OMITTED-PIDS. XXX: We would | |
411 | ;; like to (kill -1 SIGSTOP) to get a fixed list of | |
412 | ;; processes, like 'killall5' does, but that seems | |
413 | ;; unreliable. | |
414 | (kill-except omitted-pids SIGTERM) | |
415 | (sleep* #$grace-delay) | |
416 | (kill-except omitted-pids SIGKILL) | |
417 | (delete-file #$%do-not-kill-file))) | |
418 | ||
419 | (let wait () | |
420 | (let ((pids (processes))) | |
421 | (unless (lset= = pids (cons 1 omitted-pids)) | |
422 | (format #t "waiting for process termination\ | |
423 | (processes left: ~s)~%" | |
424 | pids) | |
425 | (sleep* 2) | |
426 | (wait)))) | |
427 | ||
428 | (display "all processes have been terminated\n") | |
429 | #f)) | |
430 | (respawn? #f)))))) | |
431 | ||
432 | (define* (user-processes-service file-systems #:key (grace-delay 4)) | |
a00dd9fb LC |
433 | "Return the service that is responsible for terminating all the processes so |
434 | that the root file system can be re-mounted read-only, just before | |
435 | rebooting/halting. Processes still running GRACE-DELAY seconds after SIGTERM | |
436 | has been sent are terminated with SIGKILL. | |
437 | ||
d4053c71 | 438 | The returned service will depend on 'root-file-system' and on all the shepherd |
0adfe95a | 439 | services corresponding to FILE-SYSTEMS. |
023f391c | 440 | |
a00dd9fb LC |
441 | All the services that spawn processes must depend on this one so that they are |
442 | stopped before 'kill' is called." | |
0adfe95a | 443 | (service user-processes-service-type |
be21979d | 444 | (list (filter file-system-mount? file-systems) grace-delay))) |
d656c14e | 445 | |
0adfe95a | 446 | \f |
a535e122 LF |
447 | ;;; |
448 | ;;; Preserve entropy to seed /dev/urandom on boot. | |
449 | ;;; | |
450 | ||
451 | (define %random-seed-file | |
452 | "/var/lib/random-seed") | |
453 | ||
a535e122 LF |
454 | (define (urandom-seed-shepherd-service _) |
455 | "Return a shepherd service for the /dev/urandom seed." | |
456 | (list (shepherd-service | |
457 | (documentation "Preserve entropy across reboots for /dev/urandom.") | |
458 | (provision '(urandom-seed)) | |
459 | (requirement '(user-processes)) | |
460 | (start #~(lambda _ | |
461 | ;; On boot, write random seed into /dev/urandom. | |
462 | (when (file-exists? #$%random-seed-file) | |
463 | (call-with-input-file #$%random-seed-file | |
464 | (lambda (seed) | |
465 | (call-with-output-file "/dev/urandom" | |
466 | (lambda (urandom) | |
467 | (dump-port seed urandom)))))) | |
71cb237a LF |
468 | ;; Immediately refresh the seed in case the system doesn't |
469 | ;; shut down cleanly. | |
470 | (call-with-input-file "/dev/urandom" | |
471 | (lambda (urandom) | |
472 | (let ((previous-umask (umask #o077)) | |
473 | (buf (make-bytevector 512))) | |
474 | (mkdir-p (dirname #$%random-seed-file)) | |
475 | (get-bytevector-n! urandom buf 0 512) | |
476 | (call-with-output-file #$%random-seed-file | |
477 | (lambda (seed) | |
478 | (put-bytevector seed buf))) | |
479 | (umask previous-umask)))) | |
a535e122 LF |
480 | #t)) |
481 | (stop #~(lambda _ | |
482 | ;; During shutdown, write from /dev/urandom into random seed. | |
483 | (let ((buf (make-bytevector 512))) | |
484 | (call-with-input-file "/dev/urandom" | |
485 | (lambda (urandom) | |
8fe5d95e LF |
486 | (let ((previous-umask (umask #o077))) |
487 | (get-bytevector-n! urandom buf 0 512) | |
71cb237a | 488 | (mkdir-p (dirname #$%random-seed-file)) |
8fe5d95e LF |
489 | (call-with-output-file #$%random-seed-file |
490 | (lambda (seed) | |
491 | (put-bytevector seed buf))) | |
492 | (umask previous-umask)) | |
a535e122 LF |
493 | #t))))) |
494 | (modules `((rnrs bytevectors) | |
495 | (rnrs io ports) | |
496 | ,@%default-modules))))) | |
497 | ||
498 | (define urandom-seed-service-type | |
499 | (service-type (name 'urandom-seed) | |
500 | (extensions | |
501 | (list (service-extension shepherd-root-service-type | |
71cb237a | 502 | urandom-seed-shepherd-service))))) |
a535e122 LF |
503 | |
504 | (define (urandom-seed-service) | |
505 | (service urandom-seed-service-type #f)) | |
506 | ||
b58cbf9a DC |
507 | |
508 | ;;; | |
509 | ;;; Add hardware random number generator to entropy pool. | |
510 | ;;; | |
511 | ||
512 | (define-record-type* <rngd-configuration> | |
513 | rngd-configuration make-rngd-configuration | |
514 | rngd-configuration? | |
515 | (rng-tools rngd-configuration-rng-tools) ;package | |
516 | (device rngd-configuration-device)) ;string | |
517 | ||
518 | (define rngd-service-type | |
519 | (shepherd-service-type | |
520 | 'rngd | |
521 | (lambda (config) | |
522 | (define rng-tools (rngd-configuration-rng-tools config)) | |
523 | (define device (rngd-configuration-device config)) | |
524 | ||
525 | (define rngd-command | |
9e41130b | 526 | (list (file-append rng-tools "/sbin/rngd") |
b58cbf9a DC |
527 | "-f" "-r" device)) |
528 | ||
529 | (shepherd-service | |
530 | (documentation "Add TRNG to entropy pool.") | |
531 | (requirement '(udev)) | |
532 | (provision '(trng)) | |
533 | (start #~(make-forkexec-constructor #$@rngd-command)) | |
534 | (stop #~(make-kill-destructor)))))) | |
535 | ||
536 | (define* (rngd-service #:key | |
537 | (rng-tools rng-tools) | |
538 | (device "/dev/hwrng")) | |
539 | "Return a service that runs the @command{rngd} program from @var{rng-tools} | |
540 | to add @var{device} to the kernel's entropy pool. The service will fail if | |
541 | @var{device} does not exist." | |
542 | (service rngd-service-type | |
543 | (rngd-configuration | |
544 | (rng-tools rng-tools) | |
545 | (device device)))) | |
546 | ||
547 | ||
e10964ef SB |
548 | ;;; |
549 | ;;; System-wide environment variables. | |
550 | ;;; | |
551 | ||
552 | (define (environment-variables->environment-file vars) | |
553 | "Return a file for pam_env(8) that contains environment variables VARS." | |
554 | (apply mixed-text-file "environment" | |
555 | (append-map (match-lambda | |
556 | ((key . value) | |
557 | (list key "=" value "\n"))) | |
558 | vars))) | |
559 | ||
560 | (define session-environment-service-type | |
561 | (service-type | |
562 | (name 'session-environment) | |
563 | (extensions | |
564 | (list (service-extension | |
565 | etc-service-type | |
566 | (lambda (vars) | |
567 | (list `("environment" | |
568 | ,(environment-variables->environment-file vars))))))) | |
569 | (compose concatenate) | |
570 | (extend append))) | |
571 | ||
572 | (define (session-environment-service vars) | |
573 | "Return a service that builds the @file{/etc/environment}, which can be read | |
574 | by PAM-aware applications to set environment variables for sessions. | |
575 | ||
576 | VARS should be an association list in which both the keys and the values are | |
577 | strings or string-valued gexps." | |
578 | (service session-environment-service-type vars)) | |
579 | ||
580 | \f | |
0adfe95a LC |
581 | ;;; |
582 | ;;; Console & co. | |
583 | ;;; | |
584 | ||
585 | (define host-name-service-type | |
d4053c71 | 586 | (shepherd-service-type |
00184239 | 587 | 'host-name |
0adfe95a | 588 | (lambda (name) |
d4053c71 | 589 | (shepherd-service |
0adfe95a LC |
590 | (documentation "Initialize the machine's host name.") |
591 | (provision '(host-name)) | |
592 | (start #~(lambda _ | |
593 | (sethostname #$name))) | |
594 | (respawn? #f))))) | |
a00dd9fb | 595 | |
db4fdc04 | 596 | (define (host-name-service name) |
51da7ca0 | 597 | "Return a service that sets the host name to @var{name}." |
0adfe95a | 598 | (service host-name-service-type name)) |
db4fdc04 | 599 | |
62ca0fdf LC |
600 | (define (unicode-start tty) |
601 | "Return a gexp to start Unicode support on @var{tty}." | |
602 | ||
603 | ;; We have to run 'unicode_start' in a pipe so that when it invokes the | |
604 | ;; 'tty' command, that command returns TTY. | |
605 | #~(begin | |
606 | (let ((pid (primitive-fork))) | |
607 | (case pid | |
608 | ((0) | |
609 | (close-fdes 0) | |
610 | (dup2 (open-fdes #$tty O_RDONLY) 0) | |
611 | (close-fdes 1) | |
612 | (dup2 (open-fdes #$tty O_WRONLY) 1) | |
613 | (execl (string-append #$kbd "/bin/unicode_start") | |
614 | "unicode_start")) | |
615 | (else | |
616 | (zero? (cdr (waitpid pid)))))))) | |
617 | ||
0adfe95a | 618 | (define console-keymap-service-type |
d4053c71 | 619 | (shepherd-service-type |
00184239 | 620 | 'console-keymap |
b3d05f48 | 621 | (lambda (files) |
d4053c71 | 622 | (shepherd-service |
0adfe95a LC |
623 | (documentation (string-append "Load console keymap (loadkeys).")) |
624 | (provision '(console-keymap)) | |
625 | (start #~(lambda _ | |
626 | (zero? (system* (string-append #$kbd "/bin/loadkeys") | |
b3d05f48 | 627 | #$@files)))) |
0adfe95a LC |
628 | (respawn? #f))))) |
629 | ||
b3d05f48 AK |
630 | (define (console-keymap-service . files) |
631 | "Return a service to load console keymaps from @var{files}." | |
632 | (service console-keymap-service-type files)) | |
0adfe95a | 633 | |
4a84a487 LC |
634 | (define %default-console-font |
635 | ;; Note: 'LatGrkCyr-8x16' has the advantage of providing three common | |
636 | ;; scripts as well as glyphs for em dash, quotation marks, and other Unicode | |
637 | ;; codepoints notably found in the UTF-8 manual. | |
638 | "LatGrkCyr-8x16") | |
639 | ||
640 | (define (console-font-shepherd-services tty+font) | |
641 | "Return a list of Shepherd services for each pair in TTY+FONT." | |
642 | (map (match-lambda | |
643 | ((tty . font) | |
644 | (let ((device (string-append "/dev/" tty))) | |
645 | (shepherd-service | |
646 | (documentation "Load a Unicode console font.") | |
647 | (provision (list (symbol-append 'console-font- | |
648 | (string->symbol tty)))) | |
649 | ||
650 | ;; Start after mingetty has been started on TTY, otherwise the settings | |
651 | ;; are ignored. | |
652 | (requirement (list (symbol-append 'term- | |
653 | (string->symbol tty)))) | |
654 | ||
655 | (start #~(lambda _ | |
656 | (and #$(unicode-start device) | |
657 | (zero? | |
658 | (system* (string-append #$kbd "/bin/setfont") | |
659 | "-C" #$device #$font))))) | |
660 | (stop #~(const #t)) | |
661 | (respawn? #f))))) | |
662 | tty+font)) | |
0adfe95a | 663 | |
4a84a487 LC |
664 | (define console-font-service-type |
665 | (service-type (name 'console-fonts) | |
666 | (extensions | |
667 | (list (service-extension shepherd-root-service-type | |
668 | console-font-shepherd-services))) | |
669 | (compose concatenate) | |
670 | (extend append))) | |
5eca9459 | 671 | |
62ca0fdf | 672 | (define* (console-font-service tty #:optional (font "LatGrkCyr-8x16")) |
4a84a487 LC |
673 | "This procedure is deprecated in favor of @code{console-font-service-type}. |
674 | ||
675 | Return a service that sets up Unicode support in @var{tty} and loads | |
62ca0fdf | 676 | @var{font} for that tty (fonts are per virtual console in Linux.)" |
4a84a487 LC |
677 | (simple-service (symbol-append 'console-font- (string->symbol tty)) |
678 | console-font-service-type `((,tty . ,font)))) | |
62ca0fdf | 679 | |
317d3b47 DC |
680 | (define %default-motd |
681 | (plain-file "motd" "This is the GNU operating system, welcome!\n\n")) | |
682 | ||
683 | (define-record-type* <login-configuration> | |
684 | login-configuration make-login-configuration | |
685 | login-configuration? | |
686 | (motd login-configuration-motd ;file-like | |
687 | (default %default-motd)) | |
688 | ;; Allow empty passwords by default so that first-time users can log in when | |
689 | ;; the 'root' account has just been created. | |
690 | (allow-empty-passwords? login-configuration-allow-empty-passwords? | |
691 | (default #t))) ;Boolean | |
692 | ||
693 | (define (login-pam-service config) | |
694 | "Return the list of PAM service needed for CONF." | |
695 | ;; Let 'login' be known to PAM. | |
696 | (list (unix-pam-service "login" | |
697 | #:allow-empty-passwords? | |
698 | (login-configuration-allow-empty-passwords? config) | |
699 | #:motd | |
700 | (login-configuration-motd config)))) | |
701 | ||
702 | (define login-service-type | |
703 | (service-type (name 'login) | |
704 | (extensions (list (service-extension pam-root-service-type | |
705 | login-pam-service))))) | |
706 | ||
707 | (define* (login-service #:optional (config (login-configuration))) | |
708 | "Return a service configure login according to @var{config}, which specifies | |
709 | the message of the day, among other things." | |
710 | (service login-service-type config)) | |
711 | ||
66e4f01c LC |
712 | (define-record-type* <mingetty-configuration> |
713 | mingetty-configuration make-mingetty-configuration | |
714 | mingetty-configuration? | |
715 | (mingetty mingetty-configuration-mingetty ;<package> | |
716 | (default mingetty)) | |
717 | (tty mingetty-configuration-tty) ;string | |
66e4f01c LC |
718 | (auto-login mingetty-auto-login ;string | #f |
719 | (default #f)) | |
720 | (login-program mingetty-login-program ;gexp | |
721 | (default #f)) | |
722 | (login-pause? mingetty-login-pause? ;Boolean | |
317d3b47 | 723 | (default #f))) |
0adfe95a | 724 | |
d4053c71 | 725 | (define mingetty-shepherd-service |
0adfe95a | 726 | (match-lambda |
317d3b47 DC |
727 | (($ <mingetty-configuration> mingetty tty auto-login login-program |
728 | login-pause?) | |
0adfe95a | 729 | (list |
d4053c71 | 730 | (shepherd-service |
0adfe95a LC |
731 | (documentation "Run mingetty on an tty.") |
732 | (provision (list (symbol-append 'term- (string->symbol tty)))) | |
733 | ||
734 | ;; Since the login prompt shows the host name, wait for the 'host-name' | |
735 | ;; service to be done. Also wait for udev essentially so that the tty | |
736 | ;; text is not lost in the middle of kernel messages (XXX). | |
737 | (requirement '(user-processes host-name udev)) | |
738 | ||
739 | (start #~(make-forkexec-constructor | |
740 | (list (string-append #$mingetty "/sbin/mingetty") | |
741 | "--noclear" #$tty | |
742 | #$@(if auto-login | |
743 | #~("--autologin" #$auto-login) | |
744 | #~()) | |
745 | #$@(if login-program | |
746 | #~("--loginprog" #$login-program) | |
747 | #~()) | |
748 | #$@(if login-pause? | |
749 | #~("--loginpause") | |
750 | #~())))) | |
751 | (stop #~(make-kill-destructor))))))) | |
752 | ||
753 | (define mingetty-service-type | |
754 | (service-type (name 'mingetty) | |
d4053c71 | 755 | (extensions (list (service-extension shepherd-root-service-type |
317d3b47 | 756 | mingetty-shepherd-service))))) |
0adfe95a LC |
757 | |
758 | (define* (mingetty-service config) | |
759 | "Return a service to run mingetty according to @var{config}, which specifies | |
760 | the tty to run, among other things." | |
761 | (service mingetty-service-type config)) | |
db4fdc04 | 762 | |
6454b333 LC |
763 | (define-record-type* <nscd-configuration> nscd-configuration |
764 | make-nscd-configuration | |
765 | nscd-configuration? | |
766 | (log-file nscd-configuration-log-file ;string | |
767 | (default "/var/log/nscd.log")) | |
768 | (debug-level nscd-debug-level ;integer | |
769 | (default 0)) | |
770 | ;; TODO: See nscd.conf in glibc for other options to add. | |
771 | (caches nscd-configuration-caches ;list of <nscd-cache> | |
b893f1ae LC |
772 | (default %nscd-default-caches)) |
773 | (name-services nscd-configuration-name-services ;list of <packages> | |
774 | (default '())) | |
775 | (glibc nscd-configuration-glibc ;<package> | |
776 | (default (canonical-package glibc)))) | |
6454b333 LC |
777 | |
778 | (define-record-type* <nscd-cache> nscd-cache make-nscd-cache | |
779 | nscd-cache? | |
780 | (database nscd-cache-database) ;symbol | |
781 | (positive-time-to-live nscd-cache-positive-time-to-live) ;integer | |
782 | (negative-time-to-live nscd-cache-negative-time-to-live | |
783 | (default 20)) ;integer | |
784 | (suggested-size nscd-cache-suggested-size ;integer ("default module | |
785 | ;of hash table") | |
786 | (default 211)) | |
787 | (check-files? nscd-cache-check-files? ;Boolean | |
788 | (default #t)) | |
789 | (persistent? nscd-cache-persistent? ;Boolean | |
790 | (default #t)) | |
791 | (shared? nscd-cache-shared? ;Boolean | |
792 | (default #t)) | |
793 | (max-database-size nscd-cache-max-database-size ;integer | |
794 | (default (* 32 (expt 2 20)))) | |
795 | (auto-propagate? nscd-cache-auto-propagate? ;Boolean | |
796 | (default #t))) | |
797 | ||
798 | (define %nscd-default-caches | |
799 | ;; Caches that we want to enable by default. Note that when providing an | |
800 | ;; empty nscd.conf, all caches are disabled. | |
801 | (list (nscd-cache (database 'hosts) | |
802 | ||
803 | ;; Aggressively cache the host name cache to improve | |
804 | ;; privacy and resilience. | |
805 | (positive-time-to-live (* 3600 12)) | |
806 | (negative-time-to-live 20) | |
807 | (persistent? #t)) | |
808 | ||
809 | (nscd-cache (database 'services) | |
810 | ||
811 | ;; Services are unlikely to change, so we can be even more | |
812 | ;; aggressive. | |
813 | (positive-time-to-live (* 3600 24)) | |
814 | (negative-time-to-live 3600) | |
815 | (check-files? #t) ;check /etc/services changes | |
816 | (persistent? #t)))) | |
817 | ||
818 | (define %nscd-default-configuration | |
819 | ;; Default nscd configuration. | |
820 | (nscd-configuration)) | |
821 | ||
822 | (define (nscd.conf-file config) | |
823 | "Return the @file{nscd.conf} configuration file for @var{config}, an | |
824 | @code{<nscd-configuration>} object." | |
825 | (define cache->config | |
826 | (match-lambda | |
be1c2c54 LC |
827 | (($ <nscd-cache> (= symbol->string database) |
828 | positive-ttl negative-ttl size check-files? | |
829 | persistent? shared? max-size propagate?) | |
830 | (string-append "\nenable-cache\t" database "\tyes\n" | |
831 | ||
832 | "positive-time-to-live\t" database "\t" | |
833 | (number->string positive-ttl) "\n" | |
834 | "negative-time-to-live\t" database "\t" | |
835 | (number->string negative-ttl) "\n" | |
836 | "suggested-size\t" database "\t" | |
837 | (number->string size) "\n" | |
838 | "check-files\t" database "\t" | |
839 | (if check-files? "yes\n" "no\n") | |
840 | "persistent\t" database "\t" | |
841 | (if persistent? "yes\n" "no\n") | |
842 | "shared\t" database "\t" | |
843 | (if shared? "yes\n" "no\n") | |
844 | "max-db-size\t" database "\t" | |
845 | (number->string max-size) "\n" | |
846 | "auto-propagate\t" database "\t" | |
847 | (if propagate? "yes\n" "no\n"))))) | |
6454b333 LC |
848 | |
849 | (match config | |
850 | (($ <nscd-configuration> log-file debug-level caches) | |
be1c2c54 LC |
851 | (plain-file "nscd.conf" |
852 | (string-append "\ | |
6454b333 | 853 | # Configuration of libc's name service cache daemon (nscd).\n\n" |
be1c2c54 LC |
854 | (if log-file |
855 | (string-append "logfile\t" log-file) | |
856 | "") | |
857 | "\n" | |
858 | (if debug-level | |
859 | (string-append "debug-level\t" | |
860 | (number->string debug-level)) | |
861 | "") | |
862 | "\n" | |
863 | (string-concatenate | |
864 | (map cache->config caches))))))) | |
6454b333 | 865 | |
d4053c71 AK |
866 | (define (nscd-shepherd-service config) |
867 | "Return a shepherd service for CONFIG, an <nscd-configuration> object." | |
0adfe95a LC |
868 | (let ((nscd.conf (nscd.conf-file config)) |
869 | (name-services (nscd-configuration-name-services config))) | |
d4053c71 | 870 | (list (shepherd-service |
0adfe95a LC |
871 | (documentation "Run libc's name service cache daemon (nscd).") |
872 | (provision '(nscd)) | |
873 | (requirement '(user-processes)) | |
874 | (start #~(make-forkexec-constructor | |
875 | (list (string-append #$(nscd-configuration-glibc config) | |
876 | "/sbin/nscd") | |
877 | "-f" #$nscd.conf "--foreground") | |
878 | ||
04101d99 LC |
879 | ;; Wait for the PID file. However, the PID file is |
880 | ;; written before nscd is actually listening on its | |
881 | ;; socket (XXX). | |
882 | #:pid-file "/var/run/nscd/nscd.pid" | |
883 | ||
0adfe95a LC |
884 | #:environment-variables |
885 | (list (string-append "LD_LIBRARY_PATH=" | |
886 | (string-join | |
887 | (map (lambda (dir) | |
888 | (string-append dir "/lib")) | |
889 | (list #$@name-services)) | |
890 | ":"))))) | |
cc7234ae | 891 | (stop #~(make-kill-destructor)))))) |
0adfe95a LC |
892 | |
893 | (define nscd-activation | |
894 | ;; Actions to take before starting nscd. | |
895 | #~(begin | |
896 | (use-modules (guix build utils)) | |
897 | (mkdir-p "/var/run/nscd") | |
898 | (mkdir-p "/var/db/nscd"))) ;for the persistent cache | |
899 | ||
900 | (define nscd-service-type | |
901 | (service-type (name 'nscd) | |
902 | (extensions | |
903 | (list (service-extension activation-service-type | |
904 | (const nscd-activation)) | |
d4053c71 AK |
905 | (service-extension shepherd-root-service-type |
906 | nscd-shepherd-service))) | |
0adfe95a LC |
907 | |
908 | ;; This can be extended by providing additional name services | |
909 | ;; such as nss-mdns. | |
910 | (compose concatenate) | |
911 | (extend (lambda (config name-services) | |
912 | (nscd-configuration | |
913 | (inherit config) | |
914 | (name-services (append | |
915 | (nscd-configuration-name-services config) | |
916 | name-services))))))) | |
917 | ||
b893f1ae | 918 | (define* (nscd-service #:optional (config %nscd-default-configuration)) |
6454b333 | 919 | "Return a service that runs libc's name service cache daemon (nscd) with the |
b893f1ae LC |
920 | given @var{config}---an @code{<nscd-configuration>} object. @xref{Name |
921 | Service Switch}, for an example." | |
0adfe95a LC |
922 | (service nscd-service-type config)) |
923 | ||
ec2e2f6c DC |
924 | |
925 | (define-record-type* <syslog-configuration> | |
926 | syslog-configuration make-syslog-configuration | |
927 | syslog-configuration? | |
928 | (syslogd syslog-configuration-syslogd | |
9e41130b | 929 | (default (file-append inetutils "/libexec/syslogd"))) |
ec2e2f6c DC |
930 | (config-file syslog-configuration-config-file |
931 | (default %default-syslog.conf))) | |
932 | ||
0adfe95a | 933 | (define syslog-service-type |
d4053c71 | 934 | (shepherd-service-type |
00184239 | 935 | 'syslog |
ec2e2f6c | 936 | (lambda (config) |
d4053c71 | 937 | (shepherd-service |
0adfe95a LC |
938 | (documentation "Run the syslog daemon (syslogd).") |
939 | (provision '(syslogd)) | |
940 | (requirement '(user-processes)) | |
941 | (start #~(make-forkexec-constructor | |
ec2e2f6c | 942 | (list #$(syslog-configuration-syslogd config) |
afa54a38 LC |
943 | "--rcfile" #$(syslog-configuration-config-file config)) |
944 | #:pid-file "/var/run/syslog.pid")) | |
0adfe95a | 945 | (stop #~(make-kill-destructor)))))) |
be1c2c54 LC |
946 | |
947 | ;; Snippet adapted from the GNU inetutils manual. | |
948 | (define %default-syslog.conf | |
949 | (plain-file "syslog.conf" " | |
1f3fc60d | 950 | # Log all error messages, authentication messages of |
db4fdc04 LC |
951 | # level notice or higher and anything of level err or |
952 | # higher to the console. | |
953 | # Don't log private authentication messages! | |
6a191274 | 954 | *.alert;auth.notice;authpriv.none /dev/console |
db4fdc04 LC |
955 | |
956 | # Log anything (except mail) of level info or higher. | |
957 | # Don't log private authentication messages! | |
958 | *.info;mail.none;authpriv.none /var/log/messages | |
959 | ||
960 | # Same, in a different place. | |
961 | *.info;mail.none;authpriv.none /dev/tty12 | |
962 | ||
963 | # The authpriv file has restricted access. | |
964 | authpriv.* /var/log/secure | |
965 | ||
966 | # Log all the mail messages in one place. | |
967 | mail.* /var/log/maillog | |
be1c2c54 | 968 | ")) |
0adfe95a | 969 | |
ec2e2f6c DC |
970 | (define* (syslog-service #:optional (config (syslog-configuration))) |
971 | "Return a service that runs @command{syslogd} and takes | |
972 | @var{<syslog-configuration>} as a parameter. | |
44abcb28 LC |
973 | |
974 | @xref{syslogd invocation,,, inetutils, GNU Inetutils}, for more | |
975 | information on the configuration file syntax." | |
ec2e2f6c DC |
976 | (service syslog-service-type config)) |
977 | ||
db4fdc04 | 978 | |
909147e4 RW |
979 | (define pam-limits-service-type |
980 | (let ((security-limits | |
981 | ;; Create /etc/security containing the provided "limits.conf" file. | |
982 | (lambda (limits-file) | |
983 | `(("security" | |
984 | ,(computed-file | |
985 | "security" | |
986 | #~(begin | |
987 | (mkdir #$output) | |
988 | (stat #$limits-file) | |
989 | (symlink #$limits-file | |
990 | (string-append #$output "/limits.conf")))))))) | |
991 | (pam-extension | |
992 | (lambda (pam) | |
993 | (let ((pam-limits (pam-entry | |
994 | (control "required") | |
995 | (module "pam_limits.so") | |
996 | (arguments '("conf=/etc/security/limits.conf"))))) | |
997 | (if (member (pam-service-name pam) | |
998 | '("login" "su" "slim")) | |
999 | (pam-service | |
1000 | (inherit pam) | |
1001 | (session (cons pam-limits | |
1002 | (pam-service-session pam)))) | |
1003 | pam))))) | |
1004 | (service-type | |
1005 | (name 'limits) | |
1006 | (extensions | |
1007 | (list (service-extension etc-service-type security-limits) | |
1008 | (service-extension pam-root-service-type | |
1009 | (lambda _ (list pam-extension)))))))) | |
1010 | ||
1011 | (define* (pam-limits-service #:optional (limits '())) | |
1012 | "Return a service that makes selected programs respect the list of | |
1013 | pam-limits-entry specified in LIMITS via pam_limits.so." | |
1014 | (service pam-limits-service-type | |
1015 | (plain-file "limits.conf" | |
1016 | (string-join (map pam-limits-entry->string limits) | |
1017 | "\n")))) | |
1018 | ||
1c52181f LC |
1019 | \f |
1020 | ;;; | |
1021 | ;;; Guix services. | |
1022 | ;;; | |
1023 | ||
db4fdc04 | 1024 | (define* (guix-build-accounts count #:key |
ab6a279a | 1025 | (group "guixbuild") |
db4fdc04 | 1026 | (first-uid 30001) |
db4fdc04 LC |
1027 | (shadow shadow)) |
1028 | "Return a list of COUNT user accounts for Guix build users, with UIDs | |
1029 | starting at FIRST-UID, and under GID." | |
5250a4f2 LC |
1030 | (unfold (cut > <> count) |
1031 | (lambda (n) | |
1032 | (user-account | |
1033 | (name (format #f "guixbuilder~2,'0d" n)) | |
1034 | (system? #t) | |
1035 | (uid (+ first-uid n -1)) | |
1036 | (group group) | |
1037 | ||
1038 | ;; guix-daemon expects GROUP to be listed as a | |
1039 | ;; supplementary group too: | |
1040 | ;; <http://lists.gnu.org/archive/html/bug-guix/2013-01/msg00239.html>. | |
1041 | (supplementary-groups (list group "kvm")) | |
1042 | ||
1043 | (comment (format #f "Guix Build User ~2d" n)) | |
1044 | (home-directory "/var/empty") | |
9e41130b | 1045 | (shell (file-append shadow "/sbin/nologin")))) |
5250a4f2 LC |
1046 | 1+ |
1047 | 1)) | |
db4fdc04 | 1048 | |
5b58c28b LC |
1049 | (define (hydra-key-authorization key guix) |
1050 | "Return a gexp with code to register KEY, a file containing a 'guix archive' | |
1051 | public key, with GUIX." | |
2c5c696c LC |
1052 | #~(unless (file-exists? "/etc/guix/acl") |
1053 | (let ((pid (primitive-fork))) | |
1054 | (case pid | |
1055 | ((0) | |
5b58c28b | 1056 | (let* ((key #$key) |
2c5c696c LC |
1057 | (port (open-file key "r0b"))) |
1058 | (format #t "registering public key '~a'...~%" key) | |
1059 | (close-port (current-input-port)) | |
2c5c696c LC |
1060 | (dup port 0) |
1061 | (execl (string-append #$guix "/bin/guix") | |
1062 | "guix" "archive" "--authorize") | |
1063 | (exit 1))) | |
1064 | (else | |
1065 | (let ((status (cdr (waitpid pid)))) | |
1066 | (unless (zero? status) | |
1067 | (format (current-error-port) "warning: \ | |
1068 | failed to register hydra.gnu.org public key: ~a~%" status)))))))) | |
1069 | ||
5b58c28b LC |
1070 | (define %default-authorized-guix-keys |
1071 | ;; List of authorized substitute keys. | |
9e41130b | 1072 | (list (file-append guix "/share/guix/hydra.gnu.org.pub"))) |
5b58c28b | 1073 | |
0adfe95a LC |
1074 | (define-record-type* <guix-configuration> |
1075 | guix-configuration make-guix-configuration | |
1076 | guix-configuration? | |
1077 | (guix guix-configuration-guix ;<package> | |
1078 | (default guix)) | |
1079 | (build-group guix-configuration-build-group ;string | |
1080 | (default "guixbuild")) | |
1081 | (build-accounts guix-configuration-build-accounts ;integer | |
1082 | (default 10)) | |
1083 | (authorize-key? guix-configuration-authorize-key? ;Boolean | |
1084 | (default #t)) | |
5b58c28b LC |
1085 | (authorized-keys guix-configuration-authorized-keys ;list of gexps |
1086 | (default %default-authorized-guix-keys)) | |
0adfe95a LC |
1087 | (use-substitutes? guix-configuration-use-substitutes? ;Boolean |
1088 | (default #t)) | |
b0b9f6e0 LC |
1089 | (substitute-urls guix-configuration-substitute-urls ;list of strings |
1090 | (default %default-substitute-urls)) | |
0adfe95a LC |
1091 | (extra-options guix-configuration-extra-options ;list of strings |
1092 | (default '())) | |
1093 | (lsof guix-configuration-lsof ;<package> | |
1094 | (default lsof)) | |
1095 | (lsh guix-configuration-lsh ;<package> | |
1096 | (default lsh))) | |
1097 | ||
1098 | (define %default-guix-configuration | |
1099 | (guix-configuration)) | |
1100 | ||
d4053c71 AK |
1101 | (define (guix-shepherd-service config) |
1102 | "Return a <shepherd-service> for the Guix daemon service with CONFIG." | |
0adfe95a | 1103 | (match config |
5b58c28b LC |
1104 | (($ <guix-configuration> guix build-group build-accounts |
1105 | authorize-key? keys | |
b0b9f6e0 LC |
1106 | use-substitutes? substitute-urls extra-options |
1107 | lsof lsh) | |
d4053c71 | 1108 | (list (shepherd-service |
0adfe95a LC |
1109 | (documentation "Run the Guix daemon.") |
1110 | (provision '(guix-daemon)) | |
1111 | (requirement '(user-processes)) | |
1112 | (start | |
1113 | #~(make-forkexec-constructor | |
1114 | (list (string-append #$guix "/bin/guix-daemon") | |
1115 | "--build-users-group" #$build-group | |
1116 | #$@(if use-substitutes? | |
1117 | '() | |
1118 | '("--no-substitutes")) | |
b0b9f6e0 | 1119 | "--substitute-urls" #$(string-join substitute-urls) |
0adfe95a LC |
1120 | #$@extra-options) |
1121 | ||
1122 | ;; Add 'lsof' (for the GC) and 'lsh' (for offloading) to the | |
1123 | ;; daemon's $PATH. | |
1124 | #:environment-variables | |
1125 | (list (string-append "PATH=" #$lsof "/bin:" #$lsh "/bin")))) | |
1126 | (stop #~(make-kill-destructor))))))) | |
1127 | ||
1128 | (define (guix-accounts config) | |
1129 | "Return the user accounts and user groups for CONFIG." | |
1130 | (match config | |
1131 | (($ <guix-configuration> _ build-group build-accounts) | |
1132 | (cons (user-group | |
1133 | (name build-group) | |
1134 | (system? #t) | |
1135 | ||
1136 | ;; Use a fixed GID so that we can create the store with the right | |
1137 | ;; owner. | |
1138 | (id 30000)) | |
1139 | (guix-build-accounts build-accounts | |
1140 | #:group build-group))))) | |
1141 | ||
1142 | (define (guix-activation config) | |
1143 | "Return the activation gexp for CONFIG." | |
1144 | (match config | |
5b58c28b | 1145 | (($ <guix-configuration> guix build-group build-accounts authorize-key? keys) |
0adfe95a LC |
1146 | ;; Assume that the store has BUILD-GROUP as its group. We could |
1147 | ;; otherwise call 'chown' here, but the problem is that on a COW unionfs, | |
1148 | ;; chown leads to an entire copy of the tree, which is a bad idea. | |
1149 | ||
1150 | ;; Optionally authorize hydra.gnu.org's key. | |
5f4a446d | 1151 | (if authorize-key? |
5b58c28b LC |
1152 | #~(begin |
1153 | #$@(map (cut hydra-key-authorization <> guix) keys)) | |
5f4a446d | 1154 | #~#f)))) |
0adfe95a LC |
1155 | |
1156 | (define guix-service-type | |
1157 | (service-type | |
1158 | (name 'guix) | |
1159 | (extensions | |
d4053c71 | 1160 | (list (service-extension shepherd-root-service-type guix-shepherd-service) |
0adfe95a | 1161 | (service-extension account-service-type guix-accounts) |
9a8b9eb8 LC |
1162 | (service-extension activation-service-type guix-activation) |
1163 | (service-extension profile-service-type | |
1164 | (compose list guix-configuration-guix)))))) | |
0adfe95a LC |
1165 | |
1166 | (define* (guix-service #:optional (config %default-guix-configuration)) | |
1167 | "Return a service that runs the Guix build daemon according to | |
1168 | @var{config}." | |
1169 | (service guix-service-type config)) | |
1170 | ||
1c52181f LC |
1171 | |
1172 | (define-record-type* <guix-publish-configuration> | |
1173 | guix-publish-configuration make-guix-publish-configuration | |
1174 | guix-publish-configuration? | |
1175 | (guix guix-publish-configuration-guix ;package | |
1176 | (default guix)) | |
1177 | (port guix-publish-configuration-port ;number | |
1178 | (default 80)) | |
1179 | (host guix-publish-configuration-host ;string | |
1180 | (default "localhost"))) | |
1181 | ||
d4053c71 | 1182 | (define guix-publish-shepherd-service |
1c52181f LC |
1183 | (match-lambda |
1184 | (($ <guix-publish-configuration> guix port host) | |
d4053c71 | 1185 | (list (shepherd-service |
1c52181f LC |
1186 | (provision '(guix-publish)) |
1187 | (requirement '(guix-daemon)) | |
1188 | (start #~(make-forkexec-constructor | |
1189 | (list (string-append #$guix "/bin/guix") | |
1190 | "publish" "-u" "guix-publish" | |
1191 | "-p" #$(number->string port) | |
1192 | (string-append "--listen=" #$host)))) | |
1193 | (stop #~(make-kill-destructor))))))) | |
1194 | ||
1195 | (define %guix-publish-accounts | |
1196 | (list (user-group (name "guix-publish") (system? #t)) | |
1197 | (user-account | |
1198 | (name "guix-publish") | |
1199 | (group "guix-publish") | |
1200 | (system? #t) | |
1201 | (comment "guix publish user") | |
1202 | (home-directory "/var/empty") | |
9e41130b | 1203 | (shell (file-append shadow "/sbin/nologin"))))) |
1c52181f LC |
1204 | |
1205 | (define guix-publish-service-type | |
1206 | (service-type (name 'guix-publish) | |
1207 | (extensions | |
d4053c71 AK |
1208 | (list (service-extension shepherd-root-service-type |
1209 | guix-publish-shepherd-service) | |
1c52181f LC |
1210 | (service-extension account-service-type |
1211 | (const %guix-publish-accounts)))))) | |
1212 | ||
1213 | (define* (guix-publish-service #:key (guix guix) (port 80) (host "localhost")) | |
1214 | "Return a service that runs @command{guix publish} listening on @var{host} | |
1215 | and @var{port} (@pxref{Invoking guix publish}). | |
1216 | ||
1217 | This assumes that @file{/etc/guix} already contains a signing key pair as | |
1218 | created by @command{guix archive --generate-key} (@pxref{Invoking guix | |
1219 | archive}). If that is not the case, the service will fail to start." | |
1220 | (service guix-publish-service-type | |
1221 | (guix-publish-configuration (guix guix) (port port) (host host)))) | |
1222 | ||
0adfe95a LC |
1223 | \f |
1224 | ;;; | |
1225 | ;;; Udev. | |
1226 | ;;; | |
1227 | ||
1228 | (define-record-type* <udev-configuration> | |
1229 | udev-configuration make-udev-configuration | |
1230 | udev-configuration? | |
1231 | (udev udev-configuration-udev ;<package> | |
1232 | (default udev)) | |
1233 | (rules udev-configuration-rules ;list of <package> | |
1234 | (default '()))) | |
db4fdc04 | 1235 | |
ecd06ca9 LC |
1236 | (define (udev-rules-union packages) |
1237 | "Return the union of the @code{lib/udev/rules.d} directories found in each | |
1238 | item of @var{packages}." | |
1239 | (define build | |
4ee96a79 LC |
1240 | (with-imported-modules '((guix build union) |
1241 | (guix build utils)) | |
1242 | #~(begin | |
1243 | (use-modules (guix build union) | |
1244 | (guix build utils) | |
1245 | (srfi srfi-1) | |
1246 | (srfi srfi-26)) | |
ecd06ca9 | 1247 | |
4ee96a79 LC |
1248 | (define %standard-locations |
1249 | '("/lib/udev/rules.d" "/libexec/udev/rules.d")) | |
ecd06ca9 | 1250 | |
4ee96a79 LC |
1251 | (define (rules-sub-directory directory) |
1252 | ;; Return the sub-directory of DIRECTORY containing udev rules, or | |
1253 | ;; #f if none was found. | |
1254 | (find directory-exists? | |
1255 | (map (cut string-append directory <>) %standard-locations))) | |
ecd06ca9 | 1256 | |
4ee96a79 LC |
1257 | (mkdir-p (string-append #$output "/lib/udev")) |
1258 | (union-build (string-append #$output "/lib/udev/rules.d") | |
1259 | (filter-map rules-sub-directory '#$packages))))) | |
ecd06ca9 | 1260 | |
4ee96a79 | 1261 | (computed-file "udev-rules" build)) |
ecd06ca9 | 1262 | |
80e6f37e RW |
1263 | (define (udev-rule file-name contents) |
1264 | "Return a directory with a udev rule file FILE-NAME containing CONTENTS." | |
1265 | (computed-file file-name | |
4ee96a79 LC |
1266 | (with-imported-modules '((guix build utils)) |
1267 | #~(begin | |
1268 | (use-modules (guix build utils)) | |
1269 | ||
1270 | (define rules.d | |
1271 | (string-append #$output "/lib/udev/rules.d")) | |
1272 | ||
1273 | (mkdir-p rules.d) | |
1274 | (call-with-output-file | |
1275 | (string-append rules.d "/" #$file-name) | |
1276 | (lambda (port) | |
1277 | (display #$contents port))))))) | |
7f28bf9a | 1278 | |
80e6f37e RW |
1279 | (define kvm-udev-rule |
1280 | ;; Return a directory with a udev rule that changes the group of /dev/kvm to | |
1281 | ;; "kvm" and makes it #o660. Apparently QEMU-KVM used to ship this rule, | |
1282 | ;; but now we have to add it by ourselves. | |
1283 | ||
1284 | ;; Build users are part of the "kvm" group, so we can fearlessly make | |
1285 | ;; /dev/kvm 660 (see <http://bugs.gnu.org/18994>, for background.) | |
1286 | (udev-rule "90-kvm.rules" | |
1287 | "KERNEL==\"kvm\", GROUP=\"kvm\", MODE=\"0660\"\n")) | |
1288 | ||
d4053c71 AK |
1289 | (define udev-shepherd-service |
1290 | ;; Return a <shepherd-service> for UDEV with RULES. | |
0adfe95a LC |
1291 | (match-lambda |
1292 | (($ <udev-configuration> udev rules) | |
80e6f37e | 1293 | (let* ((rules (udev-rules-union (cons* udev kvm-udev-rule rules))) |
0adfe95a LC |
1294 | (udev.conf (computed-file "udev.conf" |
1295 | #~(call-with-output-file #$output | |
1296 | (lambda (port) | |
1297 | (format port | |
1298 | "udev_rules=\"~a/lib/udev/rules.d\"\n" | |
1299 | #$rules)))))) | |
1300 | (list | |
d4053c71 | 1301 | (shepherd-service |
0adfe95a LC |
1302 | (provision '(udev)) |
1303 | ||
1304 | ;; Udev needs /dev to be a 'devtmpfs' mount so that new device nodes can | |
1305 | ;; be added: see | |
1306 | ;; <http://www.linuxfromscratch.org/lfs/view/development/chapter07/udev.html>. | |
1307 | (requirement '(root-file-system)) | |
1308 | ||
1309 | (documentation "Populate the /dev directory, dynamically.") | |
1310 | (start #~(lambda () | |
1311 | (define find | |
1312 | (@ (srfi srfi-1) find)) | |
1313 | ||
1314 | (define udevd | |
1315 | ;; Choose the right 'udevd'. | |
1316 | (find file-exists? | |
1317 | (map (lambda (suffix) | |
1318 | (string-append #$udev suffix)) | |
1319 | '("/libexec/udev/udevd" ;udev | |
1320 | "/sbin/udevd")))) ;eudev | |
1321 | ||
1322 | (define (wait-for-udevd) | |
1323 | ;; Wait until someone's listening on udevd's control | |
1324 | ;; socket. | |
1325 | (let ((sock (socket AF_UNIX SOCK_SEQPACKET 0))) | |
1326 | (let try () | |
1327 | (catch 'system-error | |
1328 | (lambda () | |
1329 | (connect sock PF_UNIX "/run/udev/control") | |
1330 | (close-port sock)) | |
1331 | (lambda args | |
1332 | (format #t "waiting for udevd...~%") | |
1333 | (usleep 500000) | |
1334 | (try)))))) | |
1335 | ||
1336 | ;; Allow udev to find the modules. | |
1337 | (setenv "LINUX_MODULE_DIRECTORY" | |
1338 | "/run/booted-system/kernel/lib/modules") | |
1339 | ||
1340 | ;; The first one is for udev, the second one for eudev. | |
1341 | (setenv "UDEV_CONFIG_FILE" #$udev.conf) | |
1342 | (setenv "EUDEV_RULES_DIRECTORY" | |
1343 | (string-append #$rules "/lib/udev/rules.d")) | |
1344 | ||
1345 | (let ((pid (primitive-fork))) | |
1346 | (case pid | |
1347 | ((0) | |
1348 | (exec-command (list udevd))) | |
1349 | (else | |
1350 | ;; Wait until udevd is up and running. This | |
1351 | ;; appears to be needed so that the events | |
1352 | ;; triggered below are actually handled. | |
1353 | (wait-for-udevd) | |
1354 | ||
1355 | ;; Trigger device node creation. | |
1356 | (system* (string-append #$udev "/bin/udevadm") | |
1357 | "trigger" "--action=add") | |
1358 | ||
1359 | ;; Wait for things to settle down. | |
1360 | (system* (string-append #$udev "/bin/udevadm") | |
1361 | "settle") | |
1362 | pid))))) | |
1363 | (stop #~(make-kill-destructor)) | |
1364 | ||
1365 | ;; When halting the system, 'udev' is actually killed by | |
1366 | ;; 'user-processes', i.e., before its own 'stop' method was called. | |
1367 | ;; Thus, make sure it is not respawned. | |
1368 | (respawn? #f))))))) | |
1369 | ||
1370 | (define udev-service-type | |
1371 | (service-type (name 'udev) | |
1372 | (extensions | |
d4053c71 AK |
1373 | (list (service-extension shepherd-root-service-type |
1374 | udev-shepherd-service))) | |
0adfe95a LC |
1375 | |
1376 | (compose concatenate) ;concatenate the list of rules | |
1377 | (extend (lambda (config rules) | |
1378 | (match config | |
1379 | (($ <udev-configuration> udev initial-rules) | |
1380 | (udev-configuration | |
1381 | (udev udev) | |
1382 | (rules (append initial-rules rules))))))))) | |
1383 | ||
255f7308 | 1384 | (define* (udev-service #:key (udev eudev) (rules '())) |
ecd06ca9 LC |
1385 | "Run @var{udev}, which populates the @file{/dev} directory dynamically. Get |
1386 | extra rules from the packages listed in @var{rules}." | |
0adfe95a LC |
1387 | (service udev-service-type |
1388 | (udev-configuration (udev udev) (rules rules)))) | |
1389 | ||
0adfe95a | 1390 | (define swap-service-type |
d4053c71 | 1391 | (shepherd-service-type |
00184239 | 1392 | 'swap |
0adfe95a LC |
1393 | (lambda (device) |
1394 | (define requirement | |
1395 | (if (string-prefix? "/dev/mapper/" device) | |
1396 | (list (symbol-append 'device-mapping- | |
1397 | (string->symbol (basename device)))) | |
1398 | '())) | |
1399 | ||
d4053c71 | 1400 | (shepherd-service |
0adfe95a LC |
1401 | (provision (list (symbol-append 'swap- (string->symbol device)))) |
1402 | (requirement `(udev ,@requirement)) | |
1403 | (documentation "Enable the given swap device.") | |
1404 | (start #~(lambda () | |
1405 | (restart-on-EINTR (swapon #$device)) | |
1406 | #t)) | |
1407 | (stop #~(lambda _ | |
1408 | (restart-on-EINTR (swapoff #$device)) | |
1409 | #f)) | |
1410 | (respawn? #f))))) | |
5dae0186 | 1411 | |
2a13d05e LC |
1412 | (define (swap-service device) |
1413 | "Return a service that uses @var{device} as a swap device." | |
0adfe95a | 1414 | (service swap-service-type device)) |
2a13d05e | 1415 | |
8664cc88 LC |
1416 | (define-record-type* <gpm-configuration> |
1417 | gpm-configuration make-gpm-configuration gpm-configuration? | |
1418 | (gpm gpm-configuration-gpm) ;package | |
1419 | (options gpm-configuration-options)) ;list of strings | |
1420 | ||
d4053c71 | 1421 | (define gpm-shepherd-service |
8664cc88 | 1422 | (match-lambda |
a907d997 | 1423 | (($ <gpm-configuration> gpm options) |
d4053c71 | 1424 | (list (shepherd-service |
8664cc88 LC |
1425 | (requirement '(udev)) |
1426 | (provision '(gpm)) | |
1427 | (start #~(lambda () | |
1428 | ;; 'gpm' runs in the background and sets a PID file. | |
1429 | ;; Note that it requires running as "root". | |
1430 | (false-if-exception (delete-file "/var/run/gpm.pid")) | |
1431 | (fork+exec-command (list (string-append #$gpm "/sbin/gpm") | |
1432 | #$@options)) | |
1433 | ||
1434 | ;; Wait for the PID file to appear; declare failure if | |
1435 | ;; it doesn't show up. | |
1436 | (let loop ((i 3)) | |
1437 | (or (file-exists? "/var/run/gpm.pid") | |
1438 | (if (zero? i) | |
1439 | #f | |
1440 | (begin | |
1441 | (sleep 1) | |
1442 | (loop (1- i)))))))) | |
1443 | ||
1444 | (stop #~(lambda (_) | |
1445 | ;; Return #f if successfully stopped. | |
1446 | (not (zero? (system* (string-append #$gpm "/sbin/gpm") | |
1447 | "-k")))))))))) | |
1448 | ||
1449 | (define gpm-service-type | |
1450 | (service-type (name 'gpm) | |
1451 | (extensions | |
d4053c71 AK |
1452 | (list (service-extension shepherd-root-service-type |
1453 | gpm-shepherd-service))))) | |
8664cc88 LC |
1454 | |
1455 | (define* (gpm-service #:key (gpm gpm) | |
1456 | (options '("-m" "/dev/input/mice" "-t" "ps2"))) | |
1457 | "Run @var{gpm}, the general-purpose mouse daemon, with the given | |
1458 | command-line @var{options}. GPM allows users to use the mouse in the console, | |
1459 | notably to select, copy, and paste text. The default value of @var{options} | |
1460 | uses the @code{ps2} protocol, which works for both USB and PS/2 mice. | |
1461 | ||
1462 | This service is not part of @var{%base-services}." | |
1463 | ;; To test in QEMU, use "-usbdevice mouse" and then, in the monitor, use | |
1464 | ;; "info mice" and "mouse_set X" to use the right mouse. | |
1465 | (service gpm-service-type | |
1466 | (gpm-configuration (gpm gpm) (options options)))) | |
1467 | ||
46ec2707 DC |
1468 | (define-record-type* <kmscon-configuration> |
1469 | kmscon-configuration make-kmscon-configuration | |
1470 | kmscon-configuration? | |
1471 | (kmscon kmscon-configuration-kmscon | |
1472 | (default kmscon)) | |
1473 | (virtual-terminal kmscon-configuration-virtual-terminal) | |
1474 | (login-program kmscon-configuration-login-program | |
1475 | (default #~(string-append #$shadow "/bin/login"))) | |
1476 | (login-arguments kmscon-configuration-login-arguments | |
1477 | (default '("-p"))) | |
1478 | (hardware-acceleration? kmscon-configuration-hardware-acceleration? | |
1479 | (default #f))) ; #t causes failure | |
1480 | ||
1481 | (define kmscon-service-type | |
1482 | (shepherd-service-type | |
1483 | 'kmscon | |
1484 | (lambda (config) | |
1485 | (let ((kmscon (kmscon-configuration-kmscon config)) | |
1486 | (virtual-terminal (kmscon-configuration-virtual-terminal config)) | |
1487 | (login-program (kmscon-configuration-login-program config)) | |
1488 | (login-arguments (kmscon-configuration-login-arguments config)) | |
1489 | (hardware-acceleration? (kmscon-configuration-hardware-acceleration? config))) | |
1490 | ||
1491 | (define kmscon-command | |
1492 | #~(list | |
1493 | (string-append #$kmscon "/bin/kmscon") "--login" | |
1494 | "--vt" #$virtual-terminal | |
1495 | #$@(if hardware-acceleration? '("--hwaccel") '()) | |
1496 | "--" #$login-program #$@login-arguments)) | |
1497 | ||
1498 | (shepherd-service | |
1499 | (documentation "kmscon virtual terminal") | |
1500 | (requirement '(user-processes udev dbus-system)) | |
1501 | (provision (list (symbol-append 'term- (string->symbol virtual-terminal)))) | |
1502 | (start #~(make-forkexec-constructor #$kmscon-command)) | |
1503 | (stop #~(make-kill-destructor))))))) | |
1504 | ||
8664cc88 | 1505 | \f |
8b198abe LC |
1506 | (define %base-services |
1507 | ;; Convenience variable holding the basic services. | |
317d3b47 DC |
1508 | (list (login-service) |
1509 | ||
4a84a487 LC |
1510 | (service console-font-service-type |
1511 | (map (lambda (tty) | |
1512 | (cons tty %default-console-font)) | |
1513 | '("tty1" "tty2" "tty3" "tty4" "tty5" "tty6"))) | |
317d3b47 DC |
1514 | |
1515 | (mingetty-service (mingetty-configuration | |
1516 | (tty "tty1"))) | |
1517 | (mingetty-service (mingetty-configuration | |
1518 | (tty "tty2"))) | |
1519 | (mingetty-service (mingetty-configuration | |
1520 | (tty "tty3"))) | |
1521 | (mingetty-service (mingetty-configuration | |
1522 | (tty "tty4"))) | |
1523 | (mingetty-service (mingetty-configuration | |
1524 | (tty "tty5"))) | |
1525 | (mingetty-service (mingetty-configuration | |
1526 | (tty "tty6"))) | |
1527 | ||
1528 | (static-networking-service "lo" "127.0.0.1" | |
1529 | #:provision '(loopback)) | |
1530 | (syslog-service) | |
1531 | (urandom-seed-service) | |
1532 | (guix-service) | |
1533 | (nscd-service) | |
1534 | ||
1535 | ;; The LVM2 rules are needed as soon as LVM2 or the device-mapper is | |
1536 | ;; used, so enable them by default. The FUSE and ALSA rules are | |
1537 | ;; less critical, but handy. | |
1538 | (udev-service #:rules (list lvm2 fuse alsa-utils crda)))) | |
8b198abe | 1539 | |
db4fdc04 | 1540 | ;;; base.scm ends here |