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033adfe7 | 1 | ;;; GNU Guix --- Functional package management for GNU |
735c6dd7 | 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) | |
22 | #:use-module (guix records) | |
23 | #:use-module (guix packages) | |
24 | #:use-module (guix derivations) | |
033adfe7 LC |
25 | #:use-module (gnu packages base) |
26 | #:use-module (gnu packages bash) | |
9de46ffb | 27 | #:use-module (gnu packages admin) |
033adfe7 | 28 | #:use-module (gnu packages package-management) |
db4fdc04 LC |
29 | #:use-module (gnu services) |
30 | #:use-module (gnu services dmd) | |
31 | #:use-module (gnu services base) | |
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32 | #:use-module (gnu system grub) |
33 | #:use-module (gnu system shadow) | |
34 | #:use-module (gnu system linux) | |
735c6dd7 | 35 | #:use-module (gnu system linux-initrd) |
033adfe7 LC |
36 | #:use-module (ice-9 match) |
37 | #:use-module (srfi srfi-1) | |
38 | #:use-module (srfi srfi-26) | |
39 | #:export (operating-system | |
40 | operating-system? | |
41 | operating-system-services | |
42 | operating-system-packages | |
fd3bfc44 LC |
43 | operating-system-bootloader-entries |
44 | operating-system-host-name | |
45 | operating-system-kernel | |
46 | operating-system-initrd | |
47 | operating-system-users | |
48 | operating-system-groups | |
49 | operating-system-packages | |
50 | operating-system-timezone | |
51 | operating-system-locale | |
52 | operating-system-services | |
033adfe7 | 53 | |
f6a9d048 | 54 | operating-system-profile-directory |
033adfe7 LC |
55 | operating-system-derivation)) |
56 | ||
57 | ;;; Commentary: | |
58 | ;;; | |
59 | ;;; This module supports whole-system configuration. | |
60 | ;;; | |
61 | ;;; Code: | |
62 | ||
63 | ;; System-wide configuration. | |
64 | ;; TODO: Add per-field docstrings/stexi. | |
65 | (define-record-type* <operating-system> operating-system | |
66 | make-operating-system | |
67 | operating-system? | |
68 | (kernel operating-system-kernel ; package | |
69 | (default linux-libre)) | |
70 | (bootloader operating-system-bootloader ; package | |
71 | (default grub)) | |
72 | (bootloader-entries operating-system-bootloader-entries ; list | |
73 | (default '())) | |
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74 | (initrd operating-system-initrd ; monadic derivation |
75 | (default (gnu-system-initrd))) | |
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76 | |
77 | (host-name operating-system-host-name) ; string | |
78 | ||
79 | (file-systems operating-system-file-systems ; list of fs | |
80 | (default '())) | |
81 | ||
82 | (users operating-system-users ; list of user accounts | |
83 | (default '())) | |
84 | (groups operating-system-groups ; list of user groups | |
85 | (default (list (user-group | |
86 | (name "root") | |
87 | (id 0)) | |
88 | (user-group | |
89 | (name "users") | |
90 | (id 100) | |
91 | (members '("guest")))))) | |
92 | ||
93 | (packages operating-system-packages ; list of (PACKAGE OUTPUT...) | |
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94 | (default (list coreutils ; or just PACKAGE |
95 | grep | |
96 | sed | |
97 | findutils | |
98 | guile | |
99 | bash | |
100 | (@ (gnu packages dmd) dmd) | |
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101 | guix |
102 | tzdata))) | |
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103 | |
104 | (timezone operating-system-timezone) ; string | |
105 | (locale operating-system-locale) ; string | |
106 | ||
107 | (services operating-system-services ; list of monadic services | |
8b198abe | 108 | (default %base-services))) |
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109 | |
110 | ||
111 | \f | |
112 | ;;; | |
113 | ;;; Derivation. | |
114 | ;;; | |
115 | ||
116 | (define* (union inputs | |
117 | #:key (guile (%guile-for-build)) (system (%current-system)) | |
118 | (name "union")) | |
119 | "Return a derivation that builds the union of INPUTS. INPUTS is a list of | |
120 | input tuples." | |
121 | (define builder | |
122 | '(begin | |
123 | (use-modules (guix build union)) | |
124 | ||
125 | (setvbuf (current-output-port) _IOLBF) | |
126 | (setvbuf (current-error-port) _IOLBF) | |
127 | ||
128 | (let ((output (assoc-ref %outputs "out")) | |
129 | (inputs (map cdr %build-inputs))) | |
130 | (format #t "building union `~a' with ~a packages...~%" | |
131 | output (length inputs)) | |
132 | (union-build output inputs)))) | |
133 | ||
134 | (mlet %store-monad | |
135 | ((inputs (sequence %store-monad | |
136 | (map (match-lambda | |
4f62d8d6 | 137 | ((or ((? package? p)) (? package? p)) |
033adfe7 LC |
138 | (mlet %store-monad |
139 | ((drv (package->derivation p system))) | |
140 | (return `(,name ,drv)))) | |
4f62d8d6 | 141 | (((? package? p) output) |
033adfe7 LC |
142 | (mlet %store-monad |
143 | ((drv (package->derivation p system))) | |
144 | (return `(,name ,drv ,output)))) | |
145 | (x | |
146 | (return x))) | |
147 | inputs)))) | |
148 | (derivation-expression name builder | |
149 | #:system system | |
150 | #:inputs inputs | |
151 | #:modules '((guix build union)) | |
152 | #:guile-for-build guile))) | |
153 | ||
154 | (define* (file-union files | |
155 | #:key (inputs '()) (name "file-union")) | |
156 | "Return a derivation that builds a directory containing all of FILES. Each | |
157 | item in FILES must be a list where the first element is the file name to use | |
158 | in the new directory, and the second element is the target file. | |
159 | ||
160 | The subset of FILES corresponding to plain store files is automatically added | |
161 | as an inputs; additional inputs, such as derivations, are taken from INPUTS." | |
162 | (mlet %store-monad ((inputs (lower-inputs inputs))) | |
163 | (let* ((outputs (append-map (match-lambda | |
164 | ((_ (? derivation? drv)) | |
165 | (list (derivation->output-path drv))) | |
166 | ((_ (? derivation? drv) sub-drv ...) | |
167 | (map (cut derivation->output-path drv <>) | |
168 | sub-drv)) | |
169 | (_ '())) | |
170 | inputs)) | |
171 | (inputs (append inputs | |
172 | (filter (match-lambda | |
173 | ((_ file) | |
174 | ;; Elements of FILES that are store | |
175 | ;; files and that do not correspond to | |
176 | ;; the output of INPUTS are considered | |
177 | ;; inputs (still here?). | |
178 | (and (direct-store-path? file) | |
179 | (not (member file outputs))))) | |
180 | files)))) | |
181 | (derivation-expression name | |
182 | `(let ((out (assoc-ref %outputs "out"))) | |
183 | (mkdir out) | |
184 | (chdir out) | |
185 | ,@(map (match-lambda | |
186 | ((name target) | |
187 | `(symlink ,target ,name))) | |
188 | files)) | |
189 | ||
190 | #:inputs inputs)))) | |
191 | ||
192 | (define (links inputs) | |
193 | "Return a directory with symbolic links to all of INPUTS. This is | |
194 | essentially useful when one wants to keep references to all of INPUTS, be they | |
195 | directories or regular files." | |
196 | (define builder | |
197 | '(begin | |
198 | (use-modules (srfi srfi-1)) | |
199 | ||
200 | (let ((out (assoc-ref %outputs "out"))) | |
201 | (mkdir out) | |
202 | (chdir out) | |
203 | (fold (lambda (file number) | |
204 | (symlink file (number->string number)) | |
205 | (+ 1 number)) | |
206 | 0 | |
207 | (map cdr %build-inputs)) | |
208 | #t))) | |
209 | ||
210 | (mlet %store-monad ((inputs (lower-inputs inputs))) | |
211 | (derivation-expression "links" builder | |
212 | #:inputs inputs))) | |
213 | ||
214 | (define* (etc-directory #:key | |
3141a8bd | 215 | (locale "C") (timezone "Europe/Paris") |
033adfe7 LC |
216 | (accounts '()) |
217 | (groups '()) | |
218 | (pam-services '()) | |
219 | (profile "/var/run/current-system/profile")) | |
220 | "Return a derivation that builds the static part of the /etc directory." | |
221 | (mlet* %store-monad | |
222 | ((services (package-file net-base "etc/services")) | |
223 | (protocols (package-file net-base "etc/protocols")) | |
224 | (rpc (package-file net-base "etc/rpc")) | |
225 | (passwd (passwd-file accounts)) | |
226 | (shadow (passwd-file accounts #:shadow? #t)) | |
227 | (group (group-file groups)) | |
228 | (pam.d (pam-services->directory pam-services)) | |
229 | (login.defs (text-file "login.defs" "# Empty for now.\n")) | |
230 | (issue (text-file "issue" " | |
231 | This is an alpha preview of the GNU system. Welcome. | |
232 | ||
233 | This image features the GNU Guix package manager, which was used to | |
234 | build it (http://www.gnu.org/software/guix/). The init system is | |
235 | GNU dmd (http://www.gnu.org/software/dmd/). | |
236 | ||
237 | You can log in as 'guest' or 'root' with no password. | |
238 | ")) | |
239 | ||
240 | ;; TODO: Generate bashrc from packages' search-paths. | |
7aec3683 | 241 | (bashrc (text-file* "bashrc" " |
033adfe7 | 242 | export PS1='\\u@\\h\\$ ' |
3141a8bd LC |
243 | |
244 | export LC_ALL=\"" locale "\" | |
245 | export TZ=\"" timezone "\" | |
7aec3683 | 246 | export TZDIR=\"" tzdata "/share/zoneinfo\" |
3141a8bd | 247 | |
033adfe7 LC |
248 | export PATH=$HOME/.guix-profile/bin:" profile "/bin:" profile "/sbin |
249 | export CPATH=$HOME/.guix-profile/include:" profile "/include | |
250 | export LIBRARY_PATH=$HOME/.guix-profile/lib:" profile "/lib | |
251 | alias ls='ls -p --color' | |
252 | alias ll='ls -l' | |
7aec3683 | 253 | ")) |
033adfe7 | 254 | |
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255 | (tz-file (package-file tzdata |
256 | (string-append "share/zoneinfo/" timezone))) | |
033adfe7 LC |
257 | (files -> `(("services" ,services) |
258 | ("protocols" ,protocols) | |
259 | ("rpc" ,rpc) | |
260 | ("pam.d" ,(derivation->output-path pam.d)) | |
261 | ("login.defs" ,login.defs) | |
262 | ("issue" ,issue) | |
7aec3683 LC |
263 | ("profile" ,(derivation->output-path bashrc)) |
264 | ("localtime" ,tz-file) | |
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265 | ("passwd" ,passwd) |
266 | ("shadow" ,shadow) | |
267 | ("group" ,group)))) | |
268 | (file-union files | |
269 | #:inputs `(("net" ,net-base) | |
7aec3683 LC |
270 | ("pam.d" ,pam.d) |
271 | ("bashrc" ,bashrc) | |
272 | ("tzdata" ,tzdata)) | |
033adfe7 LC |
273 | #:name "etc"))) |
274 | ||
f6a9d048 LC |
275 | (define (operating-system-profile-derivation os) |
276 | "Return a derivation that builds the default profile of OS." | |
277 | ;; TODO: Replace with a real profile with a manifest. | |
278 | (union (operating-system-packages os) | |
279 | #:name "default-profile")) | |
280 | ||
281 | (define (operating-system-profile-directory os) | |
282 | "Return the directory name of the default profile of OS." | |
283 | (mlet %store-monad ((drv (operating-system-profile-derivation os))) | |
284 | (return (derivation->output-path drv)))) | |
285 | ||
033adfe7 LC |
286 | (define (operating-system-derivation os) |
287 | "Return a derivation that builds OS." | |
288 | (mlet* %store-monad | |
289 | ((services (sequence %store-monad | |
290 | (cons (host-name-service | |
291 | (operating-system-host-name os)) | |
292 | (operating-system-services os)))) | |
293 | (pam-services -> | |
294 | ;; Services known to PAM. | |
295 | (delete-duplicates | |
296 | (cons %pam-other-services | |
297 | (append-map service-pam-services services)))) | |
298 | ||
299 | (bash-file (package-file bash "bin/bash")) | |
9de46ffb | 300 | (dmd-file (package-file (@ (gnu packages admin) dmd) "bin/dmd")) |
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301 | (accounts -> (cons (user-account |
302 | (name "root") | |
303 | (password "") | |
304 | (uid 0) (gid 0) | |
305 | (comment "System administrator") | |
ea0e9ce2 | 306 | (home-directory "/root")) |
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307 | (append (operating-system-users os) |
308 | (append-map service-user-accounts | |
309 | services)))) | |
310 | (groups -> (append (operating-system-groups os) | |
311 | (append-map service-user-groups services))) | |
033adfe7 | 312 | |
f6a9d048 | 313 | (profile-drv (operating-system-profile-derivation os)) |
033adfe7 LC |
314 | (profile -> (derivation->output-path profile-drv)) |
315 | (etc-drv (etc-directory #:accounts accounts #:groups groups | |
316 | #:pam-services pam-services | |
3141a8bd LC |
317 | #:locale (operating-system-locale os) |
318 | #:timezone (operating-system-timezone os) | |
7aec3683 | 319 | #:profile profile-drv)) |
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320 | (etc -> (derivation->output-path etc-drv)) |
321 | (dmd-conf (dmd-configuration-file services etc)) | |
322 | ||
323 | ||
324 | (boot (text-file "boot" | |
325 | (object->string | |
326 | `(execl ,dmd-file "dmd" | |
327 | "--config" ,dmd-conf)))) | |
328 | (kernel -> (operating-system-kernel os)) | |
329 | (kernel-dir (package-file kernel)) | |
735c6dd7 LC |
330 | (initrd (operating-system-initrd os)) |
331 | (initrd-file -> (string-append (derivation->output-path initrd) | |
332 | "/initrd")) | |
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333 | (entries -> (list (menu-entry |
334 | (label (string-append | |
335 | "GNU system with " | |
336 | (package-full-name kernel) | |
337 | " (technology preview)")) | |
338 | (linux kernel) | |
fc4bc4b6 | 339 | (linux-arguments `("--root=/dev/sda1" |
033adfe7 | 340 | ,(string-append "--load=" boot))) |
735c6dd7 | 341 | (initrd initrd-file)))) |
033adfe7 LC |
342 | (grub.cfg (grub-configuration-file entries)) |
343 | (extras (links (delete-duplicates | |
78ed0038 LC |
344 | (append (append-map service-inputs services) |
345 | (append-map user-account-inputs accounts)))))) | |
033adfe7 LC |
346 | (file-union `(("boot" ,boot) |
347 | ("kernel" ,kernel-dir) | |
348 | ("initrd" ,initrd-file) | |
349 | ("dmd.conf" ,dmd-conf) | |
033adfe7 LC |
350 | ("profile" ,profile) |
351 | ("grub.cfg" ,grub.cfg) | |
352 | ("etc" ,etc) | |
78ed0038 | 353 | ("system-inputs" ,(derivation->output-path extras))) |
033adfe7 LC |
354 | #:inputs `(("kernel" ,kernel) |
355 | ("initrd" ,initrd) | |
356 | ("bash" ,bash) | |
357 | ("profile" ,profile-drv) | |
358 | ("etc" ,etc-drv) | |
78ed0038 | 359 | ("system-inputs" ,extras)) |
033adfe7 LC |
360 | #:name "system"))) |
361 | ||
362 | ;;; system.scm ends here |