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1 | ;;; GNU Guix --- Functional package management for GNU |
2 | ;;; Copyright © 2014 Cyril Roelandt <tipecaml@gmail.com> | |
3 | ;;; Copyright © 2014, 2015 Eric Bavier <bavier@member.fsf.org> | |
f4cde9ac | 4 | ;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org> |
f363c836 CB |
5 | ;;; Copyright © 2015, 2016 Mathieu Lirzin <mthl@gnu.org> |
6 | ;;; Copyright © 2016 Danny Milosavljevic <dannym+a@scratchpost.org> | |
7 | ;;; Copyright © 2016 Hartmut Goebel <h.goebel@crazy-compilers.com> | |
8 | ;;; Copyright © 2017 Alex Kost <alezost@gmail.com> | |
9 | ;;; Copyright © 2017 Tobias Geerinckx-Rice <me@tobias.gr> | |
d95252ba | 10 | ;;; Copyright © 2017, 2018, 2020 Efraim Flashner <efraim@flashner.co.il> |
f363c836 CB |
11 | ;;; Copyright © 2018, 2019 Arun Isaac <arunisaac@systemreboot.net> |
12 | ;;; | |
13 | ;;; This file is part of GNU Guix. | |
14 | ;;; | |
15 | ;;; GNU Guix is free software; you can redistribute it and/or modify it | |
16 | ;;; under the terms of the GNU General Public License as published by | |
17 | ;;; the Free Software Foundation; either version 3 of the License, or (at | |
18 | ;;; your option) any later version. | |
19 | ;;; | |
20 | ;;; GNU Guix is distributed in the hope that it will be useful, but | |
21 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
22 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
23 | ;;; GNU General Public License for more details. | |
24 | ;;; | |
25 | ;;; You should have received a copy of the GNU General Public License | |
26 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. | |
27 | ||
28 | (define-module (guix lint) | |
f4cde9ac | 29 | #:use-module (guix store) |
f363c836 CB |
30 | #:use-module (guix base32) |
31 | #:use-module (guix diagnostics) | |
32 | #:use-module (guix download) | |
33 | #:use-module (guix ftp-client) | |
34 | #:use-module (guix http-client) | |
35 | #:use-module (guix packages) | |
36 | #:use-module (guix i18n) | |
37 | #:use-module (guix licenses) | |
38 | #:use-module (guix records) | |
39 | #:use-module (guix grafts) | |
40 | #:use-module (guix upstream) | |
41 | #:use-module (guix utils) | |
42 | #:use-module (guix memoization) | |
43 | #:use-module (guix scripts) | |
44 | #:use-module ((guix ui) #:select (texi->plain-text fill-paragraph)) | |
45 | #:use-module (guix gnu-maintenance) | |
f363c836 | 46 | #:use-module (guix cve) |
55549c7b | 47 | #:use-module ((guix swh) #:hide (origin?)) |
6a7c4636 LC |
48 | #:autoload (guix git-download) (git-reference? |
49 | git-reference-url git-reference-commit) | |
f363c836 CB |
50 | #:use-module (ice-9 match) |
51 | #:use-module (ice-9 regex) | |
52 | #:use-module (ice-9 format) | |
53 | #:use-module (web client) | |
54 | #:use-module (web uri) | |
55 | #:use-module ((guix build download) | |
56 | #:select (maybe-expand-mirrors | |
57 | (open-connection-for-uri | |
f4cde9ac | 58 | . guix:open-connection-for-uri))) |
f363c836 CB |
59 | #:use-module (web request) |
60 | #:use-module (web response) | |
61 | #:use-module (srfi srfi-1) | |
62 | #:use-module (srfi srfi-6) ;Unicode string ports | |
63 | #:use-module (srfi srfi-9) | |
64 | #:use-module (srfi srfi-11) | |
65 | #:use-module (srfi srfi-26) | |
66 | #:use-module (srfi srfi-34) | |
67 | #:use-module (srfi srfi-35) | |
68 | #:use-module (ice-9 rdelim) | |
69 | #:export (check-description-style | |
70 | check-inputs-should-be-native | |
71 | check-inputs-should-not-be-an-input-at-all | |
72 | check-patch-file-names | |
73 | check-synopsis-style | |
74 | check-derivation | |
75 | check-home-page | |
76 | check-source | |
77 | check-source-file-name | |
78 | check-source-unstable-tarball | |
79 | check-mirror-url | |
80 | check-github-url | |
81 | check-license | |
82 | check-vulnerabilities | |
83 | check-for-updates | |
84 | check-formatting | |
55549c7b | 85 | check-archival |
f363c836 CB |
86 | |
87 | lint-warning | |
88 | lint-warning? | |
89 | lint-warning-package | |
90 | lint-warning-message | |
91 | lint-warning-message-text | |
92 | lint-warning-message-data | |
93 | lint-warning-location | |
94 | ||
38f3176a CB |
95 | %local-checkers |
96 | %network-dependent-checkers | |
97 | %all-checkers | |
f363c836 CB |
98 | |
99 | lint-checker | |
100 | lint-checker? | |
101 | lint-checker-name | |
102 | lint-checker-description | |
3874dc5e CB |
103 | lint-checker-check |
104 | lint-checker-requires-store?)) | |
f363c836 CB |
105 | |
106 | \f | |
107 | ;;; | |
108 | ;;; Warnings | |
109 | ;;; | |
110 | ||
111 | (define-record-type* <lint-warning> | |
112 | lint-warning make-lint-warning | |
113 | lint-warning? | |
114 | (package lint-warning-package) | |
115 | (message-text lint-warning-message-text) | |
116 | (message-data lint-warning-message-data | |
117 | (default '())) | |
118 | (location lint-warning-location | |
119 | (default #f))) | |
120 | ||
121 | (define (lint-warning-message warning) | |
122 | (apply format #f | |
123 | (G_ (lint-warning-message-text warning)) | |
124 | (lint-warning-message-data warning))) | |
125 | ||
126 | (define (package-file package) | |
127 | (location-file | |
128 | (package-location package))) | |
129 | ||
130 | (define* (%make-warning package message-text | |
131 | #:optional (message-data '()) | |
132 | #:key field location) | |
133 | (make-lint-warning | |
134 | package | |
135 | message-text | |
136 | message-data | |
137 | (or location | |
138 | (package-field-location package field) | |
139 | (package-location package)))) | |
140 | ||
141 | (define-syntax make-warning | |
142 | (syntax-rules (G_) | |
143 | ((_ package (G_ message) rest ...) | |
144 | (%make-warning package message rest ...)))) | |
145 | ||
146 | \f | |
147 | ;;; | |
148 | ;;; Checkers | |
149 | ;;; | |
150 | ||
151 | (define-record-type* <lint-checker> | |
152 | lint-checker make-lint-checker | |
153 | lint-checker? | |
154 | ;; TODO: add a 'certainty' field that shows how confident we are in the | |
155 | ;; checker. Then allow users to only run checkers that have a certain | |
156 | ;; 'certainty' level. | |
157 | (name lint-checker-name) | |
158 | (description lint-checker-description) | |
3874dc5e CB |
159 | (check lint-checker-check) |
160 | (requires-store? lint-checker-requires-store? | |
161 | (default #f))) | |
f363c836 CB |
162 | |
163 | (define (properly-starts-sentence? s) | |
164 | (string-match "^[(\"'`[:upper:][:digit:]]" s)) | |
165 | ||
166 | (define (starts-with-abbreviation? s) | |
167 | "Return #t if S starts with what looks like an abbreviation or acronym." | |
168 | (string-match "^[A-Z][A-Z0-9]+\\>" s)) | |
169 | ||
170 | (define %quoted-identifier-rx | |
171 | ;; A quoted identifier, like 'this'. | |
172 | (make-regexp "['`][[:graph:]]+'")) | |
173 | ||
174 | (define (check-description-style package) | |
175 | ;; Emit a warning if stylistic issues are found in the description of PACKAGE. | |
176 | (define (check-not-empty description) | |
177 | (if (string-null? description) | |
178 | (list | |
179 | (make-warning package | |
180 | (G_ "description should not be empty") | |
181 | #:field 'description)) | |
182 | '())) | |
183 | ||
184 | (define (check-texinfo-markup description) | |
185 | "Check that DESCRIPTION can be parsed as a Texinfo fragment. If the | |
186 | markup is valid return a plain-text version of DESCRIPTION, otherwise #f." | |
187 | (catch #t | |
188 | (lambda () (texi->plain-text description)) | |
189 | (lambda (keys . args) | |
190 | (make-warning package | |
191 | (G_ "Texinfo markup in description is invalid") | |
192 | #:field 'description)))) | |
193 | ||
194 | (define (check-trademarks description) | |
195 | "Check that DESCRIPTION does not contain '™' or '®' characters. See | |
196 | http://www.gnu.org/prep/standards/html_node/Trademarks.html." | |
197 | (match (string-index description (char-set #\™ #\®)) | |
198 | ((and (? number?) index) | |
199 | (list | |
200 | (make-warning package | |
201 | (G_ "description should not contain ~ | |
202 | trademark sign '~a' at ~d") | |
203 | (list (string-ref description index) index) | |
204 | #:field 'description))) | |
205 | (else '()))) | |
206 | ||
207 | (define (check-quotes description) | |
208 | "Check whether DESCRIPTION contains single quotes and suggest @code." | |
209 | (if (regexp-exec %quoted-identifier-rx description) | |
210 | (list | |
211 | (make-warning package | |
212 | ;; TRANSLATORS: '@code' is Texinfo markup and must be kept | |
213 | ;; as is. | |
214 | (G_ "use @code or similar ornament instead of quotes") | |
215 | #:field 'description)) | |
216 | '())) | |
217 | ||
218 | (define (check-proper-start description) | |
219 | (if (or (string-null? description) | |
220 | (properly-starts-sentence? description) | |
221 | (string-prefix-ci? (package-name package) description)) | |
222 | '() | |
223 | (list | |
224 | (make-warning | |
225 | package | |
226 | (G_ "description should start with an upper-case letter or digit") | |
227 | #:field 'description)))) | |
228 | ||
229 | (define (check-end-of-sentence-space description) | |
230 | "Check that an end-of-sentence period is followed by two spaces." | |
231 | (let ((infractions | |
232 | (reverse (fold-matches | |
233 | "\\. [A-Z]" description '() | |
234 | (lambda (m r) | |
235 | ;; Filter out matches of common abbreviations. | |
236 | (if (find (lambda (s) | |
237 | (string-suffix-ci? s (match:prefix m))) | |
238 | '("i.e" "e.g" "a.k.a" "resp")) | |
239 | r (cons (match:start m) r))))))) | |
240 | (if (null? infractions) | |
241 | '() | |
242 | (list | |
243 | (make-warning package | |
244 | (G_ "sentences in description should be followed ~ | |
245 | by two spaces; possible infraction~p at ~{~a~^, ~}") | |
246 | (list (length infractions) | |
247 | infractions) | |
248 | #:field 'description))))) | |
249 | ||
250 | (let ((description (package-description package))) | |
251 | (if (string? description) | |
252 | (append | |
253 | (check-not-empty description) | |
254 | (check-quotes description) | |
255 | (check-trademarks description) | |
256 | ;; Use raw description for this because Texinfo rendering | |
257 | ;; automatically fixes end of sentence space. | |
258 | (check-end-of-sentence-space description) | |
259 | (match (check-texinfo-markup description) | |
260 | ((and warning (? lint-warning?)) (list warning)) | |
261 | (plain-description | |
262 | (check-proper-start plain-description)))) | |
263 | (list | |
264 | (make-warning package | |
265 | (G_ "invalid description: ~s") | |
266 | (list description) | |
267 | #:field 'description))))) | |
268 | ||
269 | (define (package-input-intersection inputs-to-check input-names) | |
270 | "Return the intersection between INPUTS-TO-CHECK, the list of input tuples | |
271 | of a package, and INPUT-NAMES, a list of package specifications such as | |
272 | \"glib:bin\"." | |
273 | (match inputs-to-check | |
274 | (((labels packages . outputs) ...) | |
275 | (filter-map (lambda (package output) | |
276 | (and (package? package) | |
277 | (let ((input (string-append | |
278 | (package-name package) | |
279 | (if (> (length output) 0) | |
280 | (string-append ":" (car output)) | |
281 | "")))) | |
282 | (and (member input input-names) | |
283 | input)))) | |
284 | packages outputs)))) | |
285 | ||
286 | (define (check-inputs-should-be-native package) | |
287 | ;; Emit a warning if some inputs of PACKAGE are likely to belong to its | |
288 | ;; native inputs. | |
d95252ba EF |
289 | (let ((inputs (append (package-inputs package) |
290 | (package-propagated-inputs package))) | |
f363c836 CB |
291 | (input-names |
292 | '("pkg-config" | |
bbd9063a DM |
293 | "autoconf" |
294 | "automake" | |
295 | "bison" | |
f363c836 | 296 | "cmake" |
bbd9063a DM |
297 | "dejagnu" |
298 | "desktop-file-utils" | |
299 | "doxygen" | |
f363c836 | 300 | "extra-cmake-modules" |
bbd9063a DM |
301 | "flex" |
302 | "gettext" | |
f363c836 | 303 | "glib:bin" |
bbd9063a DM |
304 | "gobject-introspection" |
305 | "googletest-source" | |
306 | "groff" | |
1e44ae6f | 307 | "gtk-doc" |
bbd9063a | 308 | "help2man" |
f363c836 CB |
309 | "intltool" |
310 | "itstool" | |
bbd9063a | 311 | "libtool" |
9ac6d378 | 312 | "m4" |
f363c836 | 313 | "qttools" |
e8c6644a | 314 | "yasm" "nasm" "fasm" |
f363c836 CB |
315 | "python-coverage" "python2-coverage" |
316 | "python-cython" "python2-cython" | |
317 | "python-docutils" "python2-docutils" | |
318 | "python-mock" "python2-mock" | |
319 | "python-nose" "python2-nose" | |
320 | "python-pbr" "python2-pbr" | |
321 | "python-pytest" "python2-pytest" | |
322 | "python-pytest-cov" "python2-pytest-cov" | |
323 | "python-setuptools-scm" "python2-setuptools-scm" | |
bbd9063a | 324 | "python-sphinx" "python2-sphinx" |
3e000955 | 325 | "scdoc" |
bbd9063a DM |
326 | "swig" |
327 | "qmake" | |
328 | "qttools" | |
329 | "texinfo" | |
330 | "xorg-server-for-tests" | |
331 | "yelp-tools"))) | |
f363c836 CB |
332 | (map (lambda (input) |
333 | (make-warning | |
334 | package | |
335 | (G_ "'~a' should probably be a native input") | |
336 | (list input) | |
337 | #:field 'inputs)) | |
338 | (package-input-intersection inputs input-names)))) | |
339 | ||
340 | (define (check-inputs-should-not-be-an-input-at-all package) | |
341 | ;; Emit a warning if some inputs of PACKAGE are likely to should not be | |
342 | ;; an input at all. | |
343 | (let ((input-names '("python-setuptools" | |
344 | "python2-setuptools" | |
345 | "python-pip" | |
346 | "python2-pip"))) | |
347 | (map (lambda (input) | |
348 | (make-warning | |
349 | package | |
350 | (G_ "'~a' should probably not be an input at all") | |
351 | (list input) | |
352 | #:field 'inputs)) | |
353 | (package-input-intersection (package-direct-inputs package) | |
354 | input-names)))) | |
355 | ||
356 | (define (package-name-regexp package) | |
357 | "Return a regexp that matches PACKAGE's name as a word at the beginning of a | |
358 | line." | |
359 | (make-regexp (string-append "^" (regexp-quote (package-name package)) | |
360 | "\\>") | |
361 | regexp/icase)) | |
362 | ||
363 | (define (check-synopsis-style package) | |
364 | ;; Emit a warning if stylistic issues are found in the synopsis of PACKAGE. | |
365 | (define (check-final-period synopsis) | |
366 | ;; Synopsis should not end with a period, except for some special cases. | |
367 | (if (and (string-suffix? "." synopsis) | |
368 | (not (string-suffix? "etc." synopsis))) | |
369 | (list | |
370 | (make-warning package | |
371 | (G_ "no period allowed at the end of the synopsis") | |
372 | #:field 'synopsis)) | |
373 | '())) | |
374 | ||
375 | (define check-start-article | |
376 | ;; Skip this check for GNU packages, as suggested by Karl Berry's reply to | |
377 | ;; <http://lists.gnu.org/archive/html/bug-womb/2014-11/msg00000.html>. | |
378 | (if (false-if-exception (gnu-package? package)) | |
379 | (const '()) | |
380 | (lambda (synopsis) | |
381 | (if (or (string-prefix-ci? "A " synopsis) | |
382 | (string-prefix-ci? "An " synopsis)) | |
383 | (list | |
384 | (make-warning package | |
385 | (G_ "no article allowed at the beginning of \ | |
386 | the synopsis") | |
387 | #:field 'synopsis)) | |
388 | '())))) | |
389 | ||
390 | (define (check-synopsis-length synopsis) | |
391 | (if (>= (string-length synopsis) 80) | |
392 | (list | |
393 | (make-warning package | |
394 | (G_ "synopsis should be less than 80 characters long") | |
395 | #:field 'synopsis)) | |
396 | '())) | |
397 | ||
398 | (define (check-proper-start synopsis) | |
399 | (if (properly-starts-sentence? synopsis) | |
400 | '() | |
401 | (list | |
402 | (make-warning package | |
403 | (G_ "synopsis should start with an upper-case letter or digit") | |
404 | #:field 'synopsis)))) | |
405 | ||
406 | (define (check-start-with-package-name synopsis) | |
407 | (if (and (regexp-exec (package-name-regexp package) synopsis) | |
408 | (not (starts-with-abbreviation? synopsis))) | |
409 | (list | |
410 | (make-warning package | |
411 | (G_ "synopsis should not start with the package name") | |
412 | #:field 'synopsis)) | |
413 | '())) | |
414 | ||
415 | (define (check-texinfo-markup synopsis) | |
416 | "Check that SYNOPSIS can be parsed as a Texinfo fragment. If the | |
417 | markup is valid return a plain-text version of SYNOPSIS, otherwise #f." | |
418 | (catch #t | |
419 | (lambda () | |
420 | (texi->plain-text synopsis) | |
421 | '()) | |
422 | (lambda (keys . args) | |
423 | (list | |
424 | (make-warning package | |
425 | (G_ "Texinfo markup in synopsis is invalid") | |
426 | #:field 'synopsis))))) | |
427 | ||
428 | (define checks | |
429 | (list check-proper-start | |
430 | check-final-period | |
431 | check-start-article | |
432 | check-start-with-package-name | |
433 | check-synopsis-length | |
434 | check-texinfo-markup)) | |
435 | ||
436 | (match (package-synopsis package) | |
437 | ("" | |
438 | (list | |
439 | (make-warning package | |
440 | (G_ "synopsis should not be empty") | |
441 | #:field 'synopsis))) | |
442 | ((? string? synopsis) | |
443 | (append-map | |
444 | (lambda (proc) | |
445 | (proc synopsis)) | |
446 | checks)) | |
447 | (invalid | |
448 | (list | |
449 | (make-warning package | |
450 | (G_ "invalid synopsis: ~s") | |
451 | (list invalid) | |
452 | #:field 'synopsis))))) | |
453 | ||
454 | (define* (probe-uri uri #:key timeout) | |
455 | "Probe URI, a URI object, and return two values: a symbol denoting the | |
456 | probing status, such as 'http-response' when we managed to get an HTTP | |
457 | response from URI, and additional details, such as the actual HTTP response. | |
458 | ||
459 | TIMEOUT is the maximum number of seconds (possibly an inexact number) to wait | |
460 | for connections to complete; when TIMEOUT is #f, wait as long as needed." | |
461 | (define headers | |
462 | '((User-Agent . "GNU Guile") | |
463 | (Accept . "*/*"))) | |
464 | ||
465 | (let loop ((uri uri) | |
466 | (visited '())) | |
467 | (match (uri-scheme uri) | |
468 | ((or 'http 'https) | |
469 | (catch #t | |
470 | (lambda () | |
471 | (let ((port (guix:open-connection-for-uri | |
472 | uri #:timeout timeout)) | |
473 | (request (build-request uri #:headers headers))) | |
474 | (define response | |
475 | (dynamic-wind | |
476 | (const #f) | |
477 | (lambda () | |
478 | (write-request request port) | |
479 | (force-output port) | |
480 | (read-response port)) | |
481 | (lambda () | |
f4cde9ac | 482 | (close-port port)))) |
f363c836 CB |
483 | |
484 | (case (response-code response) | |
485 | ((302 ; found (redirection) | |
486 | 303 ; see other | |
487 | 307 ; temporary redirection | |
488 | 308) ; permanent redirection | |
489 | (let ((location (response-location response))) | |
490 | (if (or (not location) (member location visited)) | |
491 | (values 'http-response response) | |
492 | (loop location (cons location visited))))) ;follow the redirect | |
493 | ((301) ; moved permanently | |
494 | (let ((location (response-location response))) | |
495 | ;; Return RESPONSE, unless the final response as we follow | |
496 | ;; redirects is not 200. | |
497 | (if location | |
498 | (let-values (((status response2) | |
499 | (loop location (cons location visited)))) | |
500 | (case status | |
501 | ((http-response) | |
502 | (values 'http-response | |
503 | (if (= 200 (response-code response2)) | |
504 | response | |
505 | response2))) | |
506 | (else | |
507 | (values status response2)))) | |
508 | (values 'http-response response)))) ;invalid redirect | |
509 | (else | |
510 | (values 'http-response response))))) | |
511 | (lambda (key . args) | |
512 | (case key | |
513 | ((bad-header bad-header-component) | |
514 | ;; This can happen if the server returns an invalid HTTP header, | |
515 | ;; as is the case with the 'Date' header at sqlite.org. | |
516 | (values 'invalid-http-response #f)) | |
517 | ((getaddrinfo-error system-error | |
518 | gnutls-error tls-certificate-error) | |
519 | (values key args)) | |
520 | (else | |
521 | (apply throw key args)))))) | |
522 | ('ftp | |
523 | (catch #t | |
524 | (lambda () | |
525 | (let ((conn (ftp-open (uri-host uri) #:timeout timeout))) | |
526 | (define response | |
527 | (dynamic-wind | |
528 | (const #f) | |
529 | (lambda () | |
530 | (ftp-chdir conn (dirname (uri-path uri))) | |
531 | (ftp-size conn (basename (uri-path uri)))) | |
532 | (lambda () | |
533 | (ftp-close conn)))) | |
534 | (values 'ftp-response '(ok)))) | |
535 | (lambda (key . args) | |
536 | (case key | |
537 | ((ftp-error) | |
538 | (values 'ftp-response `(error ,@args))) | |
539 | ((getaddrinfo-error system-error gnutls-error) | |
540 | (values key args)) | |
541 | (else | |
542 | (apply throw key args)))))) | |
543 | (_ | |
544 | (values 'unknown-protocol #f))))) | |
545 | ||
546 | (define (tls-certificate-error-string args) | |
547 | "Return a string explaining the 'tls-certificate-error' arguments ARGS." | |
548 | (call-with-output-string | |
549 | (lambda (port) | |
550 | (print-exception port #f | |
551 | 'tls-certificate-error args)))) | |
552 | ||
553 | (define (validate-uri uri package field) | |
554 | "Return #t if the given URI can be reached, otherwise return a warning for | |
7f694149 | 555 | PACKAGE mentioning the FIELD." |
f363c836 CB |
556 | (let-values (((status argument) |
557 | (probe-uri uri #:timeout 3))) ;wait at most 3 seconds | |
558 | (case status | |
559 | ((http-response) | |
560 | (cond ((= 200 (response-code argument)) | |
561 | (match (response-content-length argument) | |
562 | ((? number? length) | |
563 | ;; As of July 2016, SourceForge returns 200 (instead of 404) | |
564 | ;; with a small HTML page upon failure. Attempt to detect | |
565 | ;; such malicious behavior. | |
566 | (or (> length 1000) | |
567 | (make-warning package | |
568 | (G_ "URI ~a returned \ | |
569 | suspiciously small file (~a bytes)") | |
570 | (list (uri->string uri) | |
571 | length) | |
572 | #:field field))) | |
573 | (_ #t))) | |
574 | ((= 301 (response-code argument)) | |
575 | (if (response-location argument) | |
576 | (make-warning package | |
577 | (G_ "permanent redirect from ~a to ~a") | |
578 | (list (uri->string uri) | |
579 | (uri->string | |
580 | (response-location argument))) | |
581 | #:field field) | |
582 | (make-warning package | |
583 | (G_ "invalid permanent redirect \ | |
584 | from ~a") | |
585 | (list (uri->string uri)) | |
586 | #:field field))) | |
587 | (else | |
588 | (make-warning package | |
589 | (G_ "URI ~a not reachable: ~a (~s)") | |
590 | (list (uri->string uri) | |
591 | (response-code argument) | |
592 | (response-reason-phrase argument)) | |
593 | #:field field)))) | |
594 | ((ftp-response) | |
595 | (match argument | |
596 | (('ok) #t) | |
597 | (('error port command code message) | |
598 | (make-warning package | |
599 | (G_ "URI ~a not reachable: ~a (~s)") | |
600 | (list (uri->string uri) | |
601 | code (string-trim-both message)) | |
602 | #:field field)))) | |
603 | ((getaddrinfo-error) | |
604 | (make-warning package | |
605 | (G_ "URI ~a domain not found: ~a") | |
606 | (list (uri->string uri) | |
607 | (gai-strerror (car argument))) | |
608 | #:field field)) | |
609 | ((system-error) | |
610 | (make-warning package | |
611 | (G_ "URI ~a unreachable: ~a") | |
612 | (list (uri->string uri) | |
613 | (strerror | |
614 | (system-error-errno | |
615 | (cons status argument)))) | |
616 | #:field field)) | |
617 | ((tls-certificate-error) | |
618 | (make-warning package | |
619 | (G_ "TLS certificate error: ~a") | |
620 | (list (tls-certificate-error-string argument)) | |
621 | #:field field)) | |
622 | ((invalid-http-response gnutls-error) | |
623 | ;; Probably a misbehaving server; ignore. | |
624 | #f) | |
625 | ((unknown-protocol) ;nothing we can do | |
626 | #f) | |
627 | (else | |
628 | (error "internal linter error" status))))) | |
629 | ||
630 | (define (check-home-page package) | |
631 | "Emit a warning if PACKAGE has an invalid 'home-page' field, or if that | |
632 | 'home-page' is not reachable." | |
633 | (let ((uri (and=> (package-home-page package) string->uri))) | |
634 | (cond | |
635 | ((uri? uri) | |
636 | (match (validate-uri uri package 'home-page) | |
637 | ((and (? lint-warning? warning) warning) | |
638 | (list warning)) | |
639 | (_ '()))) | |
640 | ((not (package-home-page package)) | |
641 | (if (or (string-contains (package-name package) "bootstrap") | |
642 | (string=? (package-name package) "ld-wrapper")) | |
643 | '() | |
644 | (list | |
645 | (make-warning package | |
646 | (G_ "invalid value for home page") | |
647 | #:field 'home-page)))) | |
648 | (else | |
649 | (list | |
650 | (make-warning package | |
651 | (G_ "invalid home page URL: ~s") | |
652 | (list (package-home-page package)) | |
653 | #:field 'home-page)))))) | |
654 | ||
655 | (define %distro-directory | |
656 | (mlambda () | |
657 | (dirname (search-path %load-path "gnu.scm")))) | |
658 | ||
659 | (define (check-patch-file-names package) | |
660 | "Emit a warning if the patches requires by PACKAGE are badly named or if the | |
661 | patch could not be found." | |
662 | (guard (c ((message-condition? c) ;raised by 'search-patch' | |
663 | (list | |
664 | ;; Use %make-warning, as condition-mesasge is already | |
665 | ;; translated. | |
666 | (%make-warning package (condition-message c) | |
667 | #:field 'patch-file-names)))) | |
668 | (define patches | |
669 | (or (and=> (package-source package) origin-patches) | |
670 | '())) | |
671 | ||
672 | (append | |
673 | (if (every (match-lambda ;patch starts with package name? | |
674 | ((? string? patch) | |
675 | (and=> (string-contains (basename patch) | |
676 | (package-name package)) | |
677 | zero?)) | |
678 | (_ #f)) ;must be an <origin> or something like that. | |
679 | patches) | |
680 | '() | |
681 | (list | |
682 | (make-warning | |
683 | package | |
684 | (G_ "file names of patches should start with the package name") | |
685 | #:field 'patch-file-names))) | |
686 | ||
687 | ;; Check whether we're reaching tar's maximum file name length. | |
688 | (let ((prefix (string-length (%distro-directory))) | |
92587f8e | 689 | (margin (string-length "guix-2.0.0rc3-10000-1234567890/")) |
f363c836 CB |
690 | (max 99)) |
691 | (filter-map (match-lambda | |
692 | ((? string? patch) | |
693 | (if (> (+ margin (if (string-prefix? (%distro-directory) | |
694 | patch) | |
695 | (- (string-length patch) prefix) | |
696 | (string-length patch))) | |
697 | max) | |
698 | (make-warning | |
699 | package | |
700 | (G_ "~a: file name is too long") | |
701 | (list (basename patch)) | |
702 | #:field 'patch-file-names) | |
703 | #f)) | |
704 | (_ #f)) | |
705 | patches))))) | |
706 | ||
707 | (define (escape-quotes str) | |
708 | "Replace any quote character in STR by an escaped quote character." | |
709 | (list->string | |
710 | (string-fold-right (lambda (chr result) | |
711 | (match chr | |
712 | (#\" (cons* #\\ #\"result)) | |
713 | (_ (cons chr result)))) | |
714 | '() | |
715 | str))) | |
716 | ||
717 | (define official-gnu-packages* | |
718 | (mlambda () | |
719 | "A memoizing version of 'official-gnu-packages' that returns the empty | |
720 | list when something goes wrong, such as a networking issue." | |
721 | (let ((gnus (false-if-exception (official-gnu-packages)))) | |
722 | (or gnus '())))) | |
723 | ||
724 | (define (check-gnu-synopsis+description package) | |
725 | "Make sure that, if PACKAGE is a GNU package, it uses the synopsis and | |
726 | descriptions maintained upstream." | |
727 | (match (find (lambda (descriptor) | |
728 | (string=? (gnu-package-name descriptor) | |
729 | (package-name package))) | |
730 | (official-gnu-packages*)) | |
731 | (#f ;not a GNU package, so nothing to do | |
732 | '()) | |
733 | (descriptor ;a genuine GNU package | |
734 | (append | |
735 | (let ((upstream (gnu-package-doc-summary descriptor)) | |
736 | (downstream (package-synopsis package))) | |
737 | (if (and upstream | |
738 | (or (not (string? downstream)) | |
739 | (not (string=? upstream downstream)))) | |
740 | (list | |
741 | (make-warning package | |
742 | (G_ "proposed synopsis: ~s~%") | |
743 | (list upstream) | |
744 | #:field 'synopsis)) | |
745 | '())) | |
746 | ||
747 | (let ((upstream (gnu-package-doc-description descriptor)) | |
748 | (downstream (package-description package))) | |
749 | (if (and upstream | |
750 | (or (not (string? downstream)) | |
751 | (not (string=? (fill-paragraph upstream 100) | |
752 | (fill-paragraph downstream 100))))) | |
753 | (list | |
754 | (make-warning | |
755 | package | |
756 | (G_ "proposed description:~% \"~a\"~%") | |
757 | (list (fill-paragraph (escape-quotes upstream) 77 7)) | |
758 | #:field 'description)) | |
759 | '())))))) | |
760 | ||
761 | (define (origin-uris origin) | |
762 | "Return the list of URIs (strings) for ORIGIN." | |
763 | (match (origin-uri origin) | |
764 | ((? string? uri) | |
765 | (list uri)) | |
766 | ((uris ...) | |
767 | uris))) | |
768 | ||
769 | (define (check-source package) | |
770 | "Emit a warning if PACKAGE has an invalid 'source' field, or if that | |
771 | 'source' is not reachable." | |
772 | (define (warnings-for-uris uris) | |
674b9df3 LC |
773 | (let loop ((uris uris) |
774 | (warnings '())) | |
775 | (match uris | |
776 | (() | |
777 | (reverse warnings)) | |
778 | ((uri rest ...) | |
779 | (match (validate-uri uri package 'source) | |
780 | (#t | |
781 | ;; We found a working URL, so stop right away. | |
782 | '()) | |
783 | ((? lint-warning? warning) | |
784 | (loop rest (cons warning warnings)))))))) | |
f363c836 CB |
785 | |
786 | (let ((origin (package-source package))) | |
787 | (if (and origin | |
788 | (eqv? (origin-method origin) url-fetch)) | |
848ae71e LC |
789 | (let* ((uris (append-map (cut maybe-expand-mirrors <> %mirrors) |
790 | (map string->uri (origin-uris origin)))) | |
f363c836 CB |
791 | (warnings (warnings-for-uris uris))) |
792 | ||
793 | ;; Just make sure that at least one of the URIs is valid. | |
848ae71e | 794 | (if (= (length uris) (length warnings)) |
f363c836 CB |
795 | ;; When everything fails, report all of WARNINGS, otherwise don't |
796 | ;; report anything. | |
797 | ;; | |
798 | ;; XXX: Ideally we'd still allow warnings to be raised if *some* | |
799 | ;; URIs are unreachable, but distinguish that from the error case | |
800 | ;; where *all* the URIs are unreachable. | |
801 | (cons* | |
802 | (make-warning package | |
803 | (G_ "all the source URIs are unreachable:") | |
804 | #:field 'source) | |
805 | warnings) | |
806 | '())) | |
807 | '()))) | |
808 | ||
809 | (define (check-source-file-name package) | |
810 | "Emit a warning if PACKAGE's origin has no meaningful file name." | |
811 | (define (origin-file-name-valid? origin) | |
812 | ;; Return #f if the source file name contains only a version or is #f; | |
813 | ;; indicates that the origin needs a 'file-name' field. | |
814 | (let ((file-name (origin-actual-file-name origin)) | |
815 | (version (package-version package))) | |
816 | (and file-name | |
817 | ;; Common in many projects is for the filename to start | |
818 | ;; with a "v" followed by the version, | |
819 | ;; e.g. "v3.2.0.tar.gz". | |
820 | (not (string-match (string-append "^v?" version) file-name))))) | |
821 | ||
822 | (let ((origin (package-source package))) | |
823 | (if (or (not origin) (origin-file-name-valid? origin)) | |
824 | '() | |
825 | (list | |
826 | (make-warning package | |
827 | (G_ "the source file name should contain the package name") | |
828 | #:field 'source))))) | |
829 | ||
830 | (define (check-source-unstable-tarball package) | |
831 | "Emit a warning if PACKAGE's source is an autogenerated tarball." | |
832 | (define (check-source-uri uri) | |
833 | (if (and (string=? (uri-host (string->uri uri)) "github.com") | |
834 | (match (split-and-decode-uri-path | |
835 | (uri-path (string->uri uri))) | |
836 | ((_ _ "archive" _ ...) #t) | |
837 | (_ #f))) | |
838 | (make-warning package | |
839 | (G_ "the source URI should not be an autogenerated tarball") | |
840 | #:field 'source) | |
841 | #f)) | |
842 | ||
843 | (let ((origin (package-source package))) | |
844 | (if (and (origin? origin) | |
845 | (eqv? (origin-method origin) url-fetch)) | |
846 | (filter-map check-source-uri | |
847 | (origin-uris origin)) | |
848 | '()))) | |
849 | ||
850 | (define (check-mirror-url package) | |
851 | "Check whether PACKAGE uses source URLs that should be 'mirror://'." | |
852 | (define (check-mirror-uri uri) ;XXX: could be optimized | |
853 | (let loop ((mirrors %mirrors)) | |
854 | (match mirrors | |
855 | (() | |
856 | #f) | |
857 | (((mirror-id mirror-urls ...) rest ...) | |
858 | (match (find (cut string-prefix? <> uri) mirror-urls) | |
859 | (#f | |
860 | (loop rest)) | |
861 | (prefix | |
862 | (make-warning package | |
863 | (G_ "URL should be \ | |
864 | 'mirror://~a/~a'") | |
865 | (list mirror-id | |
866 | (string-drop uri (string-length prefix))) | |
867 | #:field 'source))))))) | |
868 | ||
869 | (let ((origin (package-source package))) | |
870 | (if (and (origin? origin) | |
871 | (eqv? (origin-method origin) url-fetch)) | |
872 | (let ((uris (origin-uris origin))) | |
873 | (filter-map check-mirror-uri uris)) | |
874 | '()))) | |
875 | ||
876 | (define* (check-github-url package #:key (timeout 3)) | |
877 | "Check whether PACKAGE uses source URLs that redirect to GitHub." | |
878 | (define (follow-redirect url) | |
879 | (let* ((uri (string->uri url)) | |
880 | (port (guix:open-connection-for-uri uri #:timeout timeout)) | |
881 | (response (http-head uri #:port port))) | |
882 | (close-port port) | |
883 | (case (response-code response) | |
884 | ((301 302) | |
885 | (uri->string (assoc-ref (response-headers response) 'location))) | |
886 | (else #f)))) | |
887 | ||
888 | (define (follow-redirects-to-github uri) | |
889 | (cond | |
890 | ((string-prefix? "https://github.com/" uri) uri) | |
891 | ((string-prefix? "http" uri) | |
892 | (and=> (follow-redirect uri) follow-redirects-to-github)) | |
893 | ;; Do not attempt to follow redirects on URIs other than http and https | |
894 | ;; (such as mirror, file) | |
895 | (else #f))) | |
896 | ||
897 | (let ((origin (package-source package))) | |
898 | (if (and (origin? origin) | |
899 | (eqv? (origin-method origin) url-fetch)) | |
900 | (filter-map | |
901 | (lambda (uri) | |
902 | (and=> (follow-redirects-to-github uri) | |
903 | (lambda (github-uri) | |
904 | (if (string=? github-uri uri) | |
905 | #f | |
906 | (make-warning | |
907 | package | |
908 | (G_ "URL should be '~a'") | |
909 | (list github-uri) | |
910 | #:field 'source))))) | |
911 | (origin-uris origin)) | |
912 | '()))) | |
913 | ||
fd4c832b LC |
914 | (cond-expand |
915 | (guile-3 | |
916 | ;; Guile 3.0.0 does not export this predicate. | |
917 | (define exception-with-kind-and-args? | |
918 | (exception-predicate &exception-with-kind-and-args))) | |
919 | (else ;Guile 2 | |
920 | (define exception-with-kind-and-args? | |
921 | (const #f)))) | |
922 | ||
7826fbc0 | 923 | (define* (check-derivation package #:key store) |
f363c836 | 924 | "Emit a warning if we fail to compile PACKAGE to a derivation." |
7826fbc0 | 925 | (define (try store system) |
fd4c832b | 926 | (catch #t ;TODO: Remove 'catch' when Guile 2.x is no longer supported. |
f363c836 CB |
927 | (lambda () |
928 | (guard (c ((store-protocol-error? c) | |
929 | (make-warning package | |
930 | (G_ "failed to create ~a derivation: ~a") | |
931 | (list system | |
932 | (store-protocol-error-message c)))) | |
fd4c832b LC |
933 | ((exception-with-kind-and-args? c) |
934 | (make-warning package | |
935 | (G_ "failed to create ~a derivation: ~s") | |
936 | (list system | |
937 | (cons (exception-kind c) | |
938 | (exception-args c))))) | |
f363c836 CB |
939 | ((message-condition? c) |
940 | (make-warning package | |
941 | (G_ "failed to create ~a derivation: ~a") | |
942 | (list system | |
943 | (condition-message c))))) | |
7826fbc0 CB |
944 | (parameterize ((%graft? #f)) |
945 | (package-derivation store package system #:graft? #f) | |
946 | ||
947 | ;; If there's a replacement, make sure we can compute its | |
948 | ;; derivation. | |
949 | (match (package-replacement package) | |
950 | (#f #t) | |
951 | (replacement | |
952 | (package-derivation store replacement system | |
953 | #:graft? #f)))))) | |
f363c836 CB |
954 | (lambda args |
955 | (make-warning package | |
956 | (G_ "failed to create ~a derivation: ~s") | |
957 | (list system args))))) | |
958 | ||
7826fbc0 CB |
959 | (define (check-with-store store) |
960 | (filter lint-warning? | |
961 | (map (cut try store <>) (package-supported-systems package)))) | |
962 | ||
963 | ;; For backwards compatability, don't rely on store being set | |
964 | (or (and=> store check-with-store) | |
965 | (with-store store | |
966 | (check-with-store store)))) | |
f363c836 CB |
967 | |
968 | (define (check-license package) | |
969 | "Warn about type errors of the 'license' field of PACKAGE." | |
970 | (match (package-license package) | |
971 | ((or (? license?) | |
972 | ((? license?) ...)) | |
973 | '()) | |
974 | (x | |
975 | (list | |
976 | (make-warning package (G_ "invalid license field") | |
977 | #:field 'license))))) | |
978 | ||
979 | (define (call-with-networking-fail-safe message error-value proc) | |
980 | "Call PROC catching any network-related errors. Upon a networking error, | |
981 | display a message including MESSAGE and return ERROR-VALUE." | |
982 | (guard (c ((http-get-error? c) | |
983 | (warning (G_ "~a: HTTP GET error for ~a: ~a (~s)~%") | |
984 | message | |
985 | (uri->string (http-get-error-uri c)) | |
986 | (http-get-error-code c) | |
987 | (http-get-error-reason c)) | |
988 | error-value)) | |
989 | (catch #t | |
990 | proc | |
991 | (match-lambda* | |
992 | (('getaddrinfo-error errcode) | |
993 | (warning (G_ "~a: host lookup failure: ~a~%") | |
994 | message | |
995 | (gai-strerror errcode)) | |
996 | error-value) | |
997 | (('tls-certificate-error args ...) | |
998 | (warning (G_ "~a: TLS certificate error: ~a") | |
999 | message | |
1000 | (tls-certificate-error-string args)) | |
1001 | error-value) | |
900e0fbc LC |
1002 | ((and ('system-error _ ...) args) |
1003 | (let ((errno (system-error-errno args))) | |
1004 | (if (member errno (list ECONNRESET ECONNABORTED ECONNREFUSED)) | |
1005 | (let ((details (call-with-output-string | |
1006 | (lambda (port) | |
1007 | (print-exception port #f (car args) | |
1008 | (cdr args)))))) | |
1009 | (warning (G_ "~a: ~a~%") message details) | |
1010 | error-value) | |
1011 | (apply throw args)))) | |
f363c836 CB |
1012 | (args |
1013 | (apply throw args)))))) | |
1014 | ||
1015 | (define-syntax-rule (with-networking-fail-safe message error-value exp ...) | |
1016 | (call-with-networking-fail-safe message error-value | |
1017 | (lambda () exp ...))) | |
1018 | ||
1019 | (define (current-vulnerabilities*) | |
1020 | "Like 'current-vulnerabilities', but return the empty list upon networking | |
1021 | or HTTP errors. This allows network-less operation and makes problems with | |
1022 | the NIST server non-fatal." | |
1023 | (with-networking-fail-safe (G_ "while retrieving CVE vulnerabilities") | |
1024 | '() | |
1025 | (current-vulnerabilities))) | |
1026 | ||
1027 | (define package-vulnerabilities | |
1028 | (let ((lookup (delay (vulnerabilities->lookup-proc | |
1029 | (current-vulnerabilities*))))) | |
1030 | (lambda (package) | |
1031 | "Return a list of vulnerabilities affecting PACKAGE." | |
1032 | ;; First we retrieve the Common Platform Enumeration (CPE) name and | |
1033 | ;; version for PACKAGE, then we can pass them to LOOKUP. | |
1034 | (let ((name (or (assoc-ref (package-properties package) | |
1035 | 'cpe-name) | |
1036 | (package-name package))) | |
1037 | (version (or (assoc-ref (package-properties package) | |
1038 | 'cpe-version) | |
1039 | (package-version package)))) | |
1040 | ((force lookup) name version))))) | |
1041 | ||
fcb2318e LC |
1042 | (define* (check-vulnerabilities package |
1043 | #:optional (package-vulnerabilities | |
1044 | package-vulnerabilities)) | |
1045 | "Check for known vulnerabilities for PACKAGE. Obtain the list of | |
1046 | vulnerability records for PACKAGE by calling PACKAGE-VULNERABILITIES." | |
f363c836 CB |
1047 | (let ((package (or (package-replacement package) package))) |
1048 | (match (package-vulnerabilities package) | |
1049 | (() | |
1050 | '()) | |
1051 | ((vulnerabilities ...) | |
1052 | (let* ((patched (package-patched-vulnerabilities package)) | |
1053 | (known-safe (or (assq-ref (package-properties package) | |
1054 | 'lint-hidden-cve) | |
1055 | '())) | |
1056 | (unpatched (remove (lambda (vuln) | |
1057 | (let ((id (vulnerability-id vuln))) | |
1058 | (or (member id patched) | |
1059 | (member id known-safe)))) | |
1060 | vulnerabilities))) | |
1061 | (if (null? unpatched) | |
1062 | '() | |
1063 | (list | |
1064 | (make-warning | |
1065 | package | |
1066 | (G_ "probably vulnerable to ~a") | |
1067 | (list (string-join (map vulnerability-id unpatched) | |
1068 | ", ")))))))))) | |
1069 | ||
1070 | (define (check-for-updates package) | |
1071 | "Check if there is an update available for PACKAGE." | |
1072 | (match (with-networking-fail-safe | |
58d5f280 LC |
1073 | (format #f (G_ "while retrieving upstream info for '~a'") |
1074 | (package-name package)) | |
f363c836 CB |
1075 | #f |
1076 | (package-latest-release* package (force %updaters))) | |
1077 | ((? upstream-source? source) | |
1078 | (if (version>? (upstream-source-version source) | |
1079 | (package-version package)) | |
1080 | (list | |
1081 | (make-warning package | |
1082 | (G_ "can be upgraded to ~a") | |
1083 | (list (upstream-source-version source)) | |
1084 | #:field 'version)) | |
1085 | '())) | |
1086 | (#f '()))) ; cannot find newer upstream release | |
1087 | ||
55549c7b LC |
1088 | |
1089 | (define (check-archival package) | |
1090 | "Check whether PACKAGE's source code is archived on Software Heritage. If | |
1091 | it's not, and if its source code is a VCS snapshot, then send a \"save\" | |
1092 | request to Software Heritage. | |
1093 | ||
1094 | Software Heritage imposes limits on the request rate per client IP address. | |
1095 | This checker prints a notice and stops doing anything once that limit has been | |
1096 | reached." | |
1097 | (define (response->warning url method response) | |
1098 | (if (request-rate-limit-reached? url method) | |
1099 | (list (make-warning package | |
1100 | (G_ "Software Heritage rate limit reached; \ | |
1101 | try again later") | |
1102 | #:field 'source)) | |
1103 | (list (make-warning package | |
1104 | (G_ "'~a' returned ~a") | |
1105 | (list url (response-code response)) | |
1106 | #:field 'source)))) | |
1107 | ||
1108 | (define skip-key (gensym "skip-archival-check")) | |
1109 | ||
1110 | (define (skip-when-limit-reached url method) | |
1111 | (or (not (request-rate-limit-reached? url method)) | |
1112 | (throw skip-key #t))) | |
1113 | ||
1114 | (parameterize ((%allow-request? skip-when-limit-reached)) | |
1115 | (catch #t | |
1116 | (lambda () | |
1117 | (match (and (origin? (package-source package)) | |
1118 | (package-source package)) | |
1119 | (#f ;no source | |
1120 | '()) | |
1121 | ((= origin-uri (? git-reference? reference)) | |
1122 | (define url | |
1123 | (git-reference-url reference)) | |
1124 | (define commit | |
1125 | (git-reference-commit reference)) | |
1126 | ||
1127 | (match (if (commit-id? commit) | |
1128 | (or (lookup-revision commit) | |
1129 | (lookup-origin-revision url commit)) | |
1130 | (lookup-origin-revision url commit)) | |
1131 | ((? revision? revision) | |
1132 | '()) | |
1133 | (#f | |
1134 | ;; Revision is missing from the archive, attempt to save it. | |
1135 | (catch 'swh-error | |
1136 | (lambda () | |
1137 | (save-origin (git-reference-url reference) "git") | |
1138 | (list (make-warning | |
1139 | package | |
1140 | ;; TRANSLATORS: "Software Heritage" is a proper noun | |
1141 | ;; that must remain untranslated. See | |
1142 | ;; <https://www.softwareheritage.org>. | |
1143 | (G_ "scheduled Software Heritage archival") | |
1144 | #:field 'source))) | |
1145 | (lambda (key url method response . _) | |
1146 | (cond ((= 429 (response-code response)) | |
1147 | (list (make-warning | |
1148 | package | |
1149 | (G_ "archival rate limit exceeded; \ | |
1150 | try again later") | |
1151 | #:field 'source))) | |
1152 | (else | |
1153 | (response->warning url method response)))))))) | |
1154 | ((? origin? origin) | |
1155 | ;; Since "save" origins are not supported for non-VCS source, all | |
1156 | ;; we can do is tell whether a given tarball is available or not. | |
1157 | (if (origin-sha256 origin) ;XXX: for ungoogled-chromium | |
1158 | (match (lookup-content (origin-sha256 origin) "sha256") | |
1159 | (#f | |
1160 | (list (make-warning package | |
1161 | (G_ "source not archived on Software \ | |
1162 | Heritage") | |
1163 | #:field 'source))) | |
1164 | ((? content?) | |
1165 | '())) | |
1166 | '())))) | |
1167 | (match-lambda* | |
1168 | ((key url method response) | |
1169 | (response->warning url method response)) | |
1170 | ((key . args) | |
1171 | (if (eq? key skip-key) | |
1172 | '() | |
c2b2c8e9 LC |
1173 | (with-networking-fail-safe |
1174 | (G_ "while connecting to Software Heritage") | |
1175 | '() | |
1176 | (apply throw key args)))))))) | |
55549c7b | 1177 | |
f363c836 CB |
1178 | \f |
1179 | ;;; | |
1180 | ;;; Source code formatting. | |
1181 | ;;; | |
1182 | ||
1183 | (define (report-tabulations package line line-number) | |
1184 | "Warn about tabulations found in LINE." | |
1185 | (match (string-index line #\tab) | |
7d09f2e8 | 1186 | (#f #f) |
f363c836 CB |
1187 | (index |
1188 | (make-warning package | |
1189 | (G_ "tabulation on line ~a, column ~a") | |
1190 | (list line-number index) | |
1191 | #:location | |
1192 | (location (package-file package) | |
1193 | line-number | |
1194 | index))))) | |
1195 | ||
1196 | (define (report-trailing-white-space package line line-number) | |
1197 | "Warn about trailing white space in LINE." | |
7d09f2e8 LC |
1198 | (and (not (or (string=? line (string-trim-right line)) |
1199 | (string=? line (string #\page)))) | |
1200 | (make-warning package | |
1201 | (G_ "trailing white space on line ~a") | |
1202 | (list line-number) | |
1203 | #:location | |
1204 | (location (package-file package) | |
1205 | line-number | |
1206 | 0)))) | |
f363c836 CB |
1207 | |
1208 | (define (report-long-line package line line-number) | |
1209 | "Emit a warning if LINE is too long." | |
1210 | ;; Note: We don't warn at 80 characters because sometimes hashes and URLs | |
1211 | ;; make it hard to fit within that limit and we want to avoid making too | |
1212 | ;; much noise. | |
7d09f2e8 LC |
1213 | (and (> (string-length line) 90) |
1214 | (make-warning package | |
1215 | (G_ "line ~a is way too long (~a characters)") | |
1216 | (list line-number (string-length line)) | |
1217 | #:location | |
1218 | (location (package-file package) | |
1219 | line-number | |
1220 | 0)))) | |
f363c836 CB |
1221 | |
1222 | (define %hanging-paren-rx | |
1223 | (make-regexp "^[[:blank:]]*[()]+[[:blank:]]*$")) | |
1224 | ||
1225 | (define (report-lone-parentheses package line line-number) | |
1226 | "Emit a warning if LINE contains hanging parentheses." | |
7d09f2e8 LC |
1227 | (and (regexp-exec %hanging-paren-rx line) |
1228 | (make-warning package | |
1229 | (G_ "parentheses feel lonely, \ | |
f363c836 | 1230 | move to the previous or next line") |
7d09f2e8 LC |
1231 | (list line-number) |
1232 | #:location | |
1233 | (location (package-file package) | |
1234 | line-number | |
1235 | 0)))) | |
f363c836 CB |
1236 | |
1237 | (define %formatting-reporters | |
1238 | ;; List of procedures that report formatting issues. These are not separate | |
1239 | ;; checkers because they would need to re-read the file. | |
1240 | (list report-tabulations | |
1241 | report-trailing-white-space | |
1242 | report-long-line | |
1243 | report-lone-parentheses)) | |
1244 | ||
1245 | (define* (report-formatting-issues package file starting-line | |
1246 | #:key (reporters %formatting-reporters)) | |
1247 | "Report white-space issues in FILE starting from STARTING-LINE, and report | |
1248 | them for PACKAGE." | |
1249 | (define (sexp-last-line port) | |
1250 | ;; Return the last line of the sexp read from PORT or an estimate thereof. | |
1251 | (define &failure (list 'failure)) | |
1252 | ||
1253 | (let ((start (ftell port)) | |
1254 | (start-line (port-line port)) | |
1255 | (sexp (catch 'read-error | |
1256 | (lambda () (read port)) | |
1257 | (const &failure)))) | |
1258 | (let ((line (port-line port))) | |
1259 | (seek port start SEEK_SET) | |
1260 | (set-port-line! port start-line) | |
1261 | (if (eq? sexp &failure) | |
1262 | (+ start-line 60) ;conservative estimate | |
1263 | line)))) | |
1264 | ||
1265 | (call-with-input-file file | |
1266 | (lambda (port) | |
1267 | (let loop ((line-number 1) | |
1268 | (last-line #f) | |
1269 | (warnings '())) | |
1270 | (let ((line (read-line port))) | |
1271 | (if (or (eof-object? line) | |
1272 | (and last-line (> line-number last-line))) | |
1273 | warnings | |
1274 | (if (and (= line-number starting-line) | |
1275 | (not last-line)) | |
1276 | (loop (+ 1 line-number) | |
1277 | (+ 1 (sexp-last-line port)) | |
1278 | warnings) | |
1279 | (loop (+ 1 line-number) | |
1280 | last-line | |
1281 | (append | |
1282 | warnings | |
1283 | (if (< line-number starting-line) | |
1284 | '() | |
7d09f2e8 LC |
1285 | (filter-map (lambda (report) |
1286 | (report package line line-number)) | |
1287 | reporters))))))))))) | |
f363c836 CB |
1288 | |
1289 | (define (check-formatting package) | |
1290 | "Check the formatting of the source code of PACKAGE." | |
1291 | (let ((location (package-location package))) | |
1292 | (if location | |
1293 | (and=> (search-path %load-path (location-file location)) | |
1294 | (lambda (file) | |
1295 | ;; Report issues starting from the line before the 'package' | |
1296 | ;; form, which usually contains the 'define' form. | |
1297 | (report-formatting-issues package file | |
1298 | (- (location-line location) 1)))) | |
1299 | '()))) | |
1300 | ||
1301 | \f | |
1302 | ;;; | |
1303 | ;;; List of checkers. | |
1304 | ;;; | |
1305 | ||
38f3176a | 1306 | (define %local-checkers |
f363c836 CB |
1307 | (list |
1308 | (lint-checker | |
1309 | (name 'description) | |
1310 | (description "Validate package descriptions") | |
1311 | (check check-description-style)) | |
f363c836 CB |
1312 | (lint-checker |
1313 | (name 'inputs-should-be-native) | |
1314 | (description "Identify inputs that should be native inputs") | |
1315 | (check check-inputs-should-be-native)) | |
1316 | (lint-checker | |
1317 | (name 'inputs-should-not-be-input) | |
1318 | (description "Identify inputs that shouldn't be inputs at all") | |
1319 | (check check-inputs-should-not-be-an-input-at-all)) | |
f363c836 CB |
1320 | (lint-checker |
1321 | (name 'license) | |
1322 | ;; TRANSLATORS: <license> is the name of a data type and must not be | |
1323 | ;; translated. | |
1324 | (description "Make sure the 'license' field is a <license> \ | |
1325 | or a list thereof") | |
1326 | (check check-license)) | |
f363c836 CB |
1327 | (lint-checker |
1328 | (name 'mirror-url) | |
1329 | (description "Suggest 'mirror://' URLs") | |
1330 | (check check-mirror-url)) | |
f363c836 CB |
1331 | (lint-checker |
1332 | (name 'source-file-name) | |
1333 | (description "Validate file names of sources") | |
1334 | (check check-source-file-name)) | |
1335 | (lint-checker | |
1336 | (name 'source-unstable-tarball) | |
1337 | (description "Check for autogenerated tarballs") | |
1338 | (check check-source-unstable-tarball)) | |
1339 | (lint-checker | |
d84ad6a2 CB |
1340 | (name 'derivation) |
1341 | (description "Report failure to compile a package to a derivation") | |
1342 | (check check-derivation) | |
1343 | (requires-store? #t)) | |
38f3176a CB |
1344 | (lint-checker |
1345 | (name 'patch-file-names) | |
1346 | (description "Validate file names and availability of patches") | |
1347 | (check check-patch-file-names)) | |
1348 | (lint-checker | |
1349 | (name 'formatting) | |
1350 | (description "Look for formatting issues in the source") | |
1351 | (check check-formatting)))) | |
1352 | ||
1353 | (define %network-dependent-checkers | |
1354 | (list | |
f363c836 CB |
1355 | (lint-checker |
1356 | (name 'synopsis) | |
1357 | (description "Validate package synopses") | |
1358 | (check check-synopsis-style)) | |
38f3176a CB |
1359 | (lint-checker |
1360 | (name 'gnu-description) | |
1361 | (description "Validate synopsis & description of GNU packages") | |
1362 | (check check-gnu-synopsis+description)) | |
1363 | (lint-checker | |
1364 | (name 'home-page) | |
1365 | (description "Validate home-page URLs") | |
1366 | (check check-home-page)) | |
1367 | (lint-checker | |
1368 | (name 'source) | |
1369 | (description "Validate source URLs") | |
1370 | (check check-source)) | |
1371 | (lint-checker | |
1372 | (name 'github-url) | |
1373 | (description "Suggest GitHub URLs") | |
1374 | (check check-github-url)) | |
9efa2c28 LC |
1375 | (lint-checker |
1376 | (name 'cve) | |
1377 | (description "Check the Common Vulnerabilities and Exposures\ | |
1378 | (CVE) database") | |
1379 | (check check-vulnerabilities)) | |
f363c836 CB |
1380 | (lint-checker |
1381 | (name 'refresh) | |
1382 | (description "Check the package for new upstream releases") | |
55549c7b LC |
1383 | (check check-for-updates)) |
1384 | (lint-checker | |
1385 | (name 'archival) | |
1386 | (description "Ensure source code archival on Software Heritage") | |
1387 | (check check-archival)))) | |
38f3176a CB |
1388 | |
1389 | (define %all-checkers | |
1390 | (append %local-checkers | |
1391 | %network-dependent-checkers)) |