Commit | Line | Data |
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29fa45f4 | 1 | ;;; GNU Guix --- Functional package management for GNU |
1deca767 | 2 | ;;; Copyright © 2014, 2015, 2016, 2017, 2018, 2019, 2020 Ludovic Courtès <ludo@gnu.org> |
b4abdeb6 | 3 | ;;; Copyright © 2015 David Thompson <davet@gnu.org> |
29fa45f4 LC |
4 | ;;; |
5 | ;;; This file is part of GNU Guix. | |
6 | ;;; | |
7 | ;;; GNU Guix is free software; you can redistribute it and/or modify it | |
8 | ;;; under the terms of the GNU General Public License as published by | |
9 | ;;; the Free Software Foundation; either version 3 of the License, or (at | |
10 | ;;; your option) any later version. | |
11 | ;;; | |
12 | ;;; GNU Guix is distributed in the hope that it will be useful, but | |
13 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | ;;; GNU General Public License for more details. | |
16 | ;;; | |
17 | ;;; You should have received a copy of the GNU General Public License | |
18 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. | |
19 | ||
20 | (define-module (test-syscalls) | |
df3ce5c1 | 21 | #:use-module (guix utils) |
29fa45f4 | 22 | #:use-module (guix build syscalls) |
b7d48312 | 23 | #:use-module (gnu build linux-container) |
4d54785c | 24 | #:use-module (srfi srfi-1) |
381ac93b | 25 | #:use-module (srfi srfi-26) |
7585016f | 26 | #:use-module (srfi srfi-64) |
fa73c193 LC |
27 | #:use-module (system foreign) |
28 | #:use-module ((ice-9 ftw) #:select (scandir)) | |
7585016f | 29 | #:use-module (ice-9 match)) |
29fa45f4 LC |
30 | |
31 | ;; Test the (guix build syscalls) module, although there's not much that can | |
32 | ;; actually be tested without being root. | |
33 | ||
4e0ea3eb LC |
34 | (define temp-file |
35 | (string-append "t-utils-" (number->string (getpid)))) | |
36 | ||
37 | \f | |
29fa45f4 LC |
38 | (test-begin "syscalls") |
39 | ||
40 | (test-equal "mount, ENOENT" | |
41 | ENOENT | |
42 | (catch 'system-error | |
43 | (lambda () | |
44 | (mount "/dev/null" "/does-not-exist" "ext2") | |
45 | #f) | |
46 | (compose system-error-errno list))) | |
47 | ||
35066aa5 | 48 | (test-assert "umount, ENOENT/EPERM" |
29fa45f4 LC |
49 | (catch 'system-error |
50 | (lambda () | |
51 | (umount "/does-not-exist") | |
52 | #f) | |
35066aa5 LC |
53 | (lambda args |
54 | ;; Both return values have been encountered in the wild. | |
55 | (memv (system-error-errno args) (list EPERM ENOENT))))) | |
29fa45f4 | 56 | |
ccea821b | 57 | (test-assert "mount-points" |
381ac93b LC |
58 | ;; Reportedly "/" is not always listed as a mount point, so check a few |
59 | ;; others (see <http://bugs.gnu.org/20261>.) | |
60 | (any (cute member <> (mount-points)) | |
61 | '("/" "/proc" "/sys" "/dev"))) | |
ccea821b | 62 | |
25c7ff6a LC |
63 | (false-if-exception (delete-file temp-file)) |
64 | (test-equal "utime with AT_SYMLINK_NOFOLLOW" | |
65 | '(0 0) | |
66 | (begin | |
67 | ;; Test libguile's utime with AT_SYMLINK_NOFOLLOW, which libguile does not | |
68 | ;; define as of Guile 2.2.4. | |
69 | (symlink "/nowhere" temp-file) | |
70 | (utime temp-file 0 0 0 0 AT_SYMLINK_NOFOLLOW) | |
71 | (let ((st (lstat temp-file))) | |
72 | (delete-file temp-file) | |
73 | ;; Note: 'utimensat' does not change 'ctime'. | |
74 | (list (stat:mtime st) (stat:atime st))))) | |
75 | ||
715fc9d4 LC |
76 | (test-assert "swapon, ENOENT/EPERM" |
77 | (catch 'system-error | |
78 | (lambda () | |
79 | (swapon "/does-not-exist") | |
80 | #f) | |
81 | (lambda args | |
82 | (memv (system-error-errno args) (list EPERM ENOENT))))) | |
83 | ||
2793c0fb | 84 | (test-assert "swapoff, ENOENT/EINVAL/EPERM" |
715fc9d4 LC |
85 | (catch 'system-error |
86 | (lambda () | |
87 | (swapoff "/does-not-exist") | |
88 | #f) | |
89 | (lambda args | |
2793c0fb | 90 | (memv (system-error-errno args) (list EPERM EINVAL ENOENT))))) |
715fc9d4 | 91 | |
b4abdeb6 DT |
92 | (test-assert "mkdtemp!" |
93 | (let* ((tmp (or (getenv "TMPDIR") "/tmp")) | |
94 | (dir (mkdtemp! (string-append tmp "/guix-test-XXXXXX")))) | |
95 | (and (file-exists? dir) | |
96 | (begin | |
97 | (rmdir dir) | |
98 | #t)))) | |
99 | ||
a1f70878 LC |
100 | (test-equal "statfs, ENOENT" |
101 | ENOENT | |
102 | (catch 'system-error | |
103 | (lambda () | |
104 | (statfs "/does-not-exist")) | |
105 | (compose system-error-errno list))) | |
106 | ||
107 | (test-assert "statfs" | |
108 | (let ((fs (statfs "/"))) | |
109 | (and (file-system? fs) | |
110 | (> (file-system-block-size fs) 0) | |
111 | (>= (file-system-blocks-available fs) 0) | |
112 | (>= (file-system-blocks-free fs) | |
113 | (file-system-blocks-available fs))))) | |
114 | ||
8950ed11 DT |
115 | (define (user-namespace pid) |
116 | (string-append "/proc/" (number->string pid) "/ns/user")) | |
117 | ||
b7d48312 DT |
118 | (define perform-container-tests? |
119 | (and (user-namespace-supported?) | |
120 | (unprivileged-user-namespace-supported?))) | |
121 | ||
122 | (unless perform-container-tests? | |
b62a3ebc | 123 | (test-skip 1)) |
8950ed11 DT |
124 | (test-assert "clone" |
125 | (match (clone (logior CLONE_NEWUSER SIGCHLD)) | |
126 | (0 (primitive-exit 42)) | |
127 | (pid | |
128 | ;; Check if user namespaces are different. | |
129 | (and (not (equal? (readlink (user-namespace pid)) | |
130 | (readlink (user-namespace (getpid))))) | |
131 | (match (waitpid pid) | |
132 | ((_ . status) | |
133 | (= 42 (status:exit-val status)))))))) | |
134 | ||
b7d48312 | 135 | (unless perform-container-tests? |
b62a3ebc | 136 | (test-skip 1)) |
43ace6ea DT |
137 | (test-assert "setns" |
138 | (match (clone (logior CLONE_NEWUSER SIGCHLD)) | |
139 | (0 (primitive-exit 0)) | |
140 | (clone-pid | |
141 | (match (pipe) | |
142 | ((in . out) | |
143 | (match (primitive-fork) | |
144 | (0 | |
145 | (close in) | |
146 | ;; Join the user namespace. | |
147 | (call-with-input-file (user-namespace clone-pid) | |
148 | (lambda (port) | |
149 | (setns (port->fdes port) 0))) | |
150 | (write 'done out) | |
151 | (close out) | |
152 | (primitive-exit 0)) | |
153 | (fork-pid | |
154 | (close out) | |
155 | ;; Wait for the child process to join the namespace. | |
156 | (read in) | |
157 | (let ((result (and (equal? (readlink (user-namespace clone-pid)) | |
158 | (readlink (user-namespace fork-pid)))))) | |
159 | ;; Clean up. | |
160 | (waitpid clone-pid) | |
161 | (waitpid fork-pid) | |
162 | result)))))))) | |
8950ed11 | 163 | |
1deca767 | 164 | (when (not perform-container-tests?) |
b62a3ebc | 165 | (test-skip 1)) |
fe9bdb58 | 166 | (test-equal "pivot-root" |
1deca767 LC |
167 | 'success! |
168 | (match (socketpair AF_UNIX SOCK_STREAM 0) | |
169 | ((parent . child) | |
df3ce5c1 DT |
170 | (match (clone (logior CLONE_NEWUSER CLONE_NEWNS SIGCHLD)) |
171 | (0 | |
fe9bdb58 LC |
172 | (dynamic-wind |
173 | (const #t) | |
174 | (lambda () | |
1deca767 | 175 | (close parent) |
fe9bdb58 LC |
176 | (call-with-temporary-directory |
177 | (lambda (root) | |
1deca767 LC |
178 | (display "ready\n" child) |
179 | (read child) ;wait for "go!" | |
fe9bdb58 LC |
180 | (let ((put-old (string-append root "/real-root"))) |
181 | (mount "none" root "tmpfs") | |
182 | (mkdir put-old) | |
183 | (call-with-output-file (string-append root "/test") | |
184 | (lambda (port) | |
185 | (display "testing\n" port))) | |
186 | (pivot-root root put-old) | |
187 | ;; The test file should now be located inside the root directory. | |
1deca767 LC |
188 | (write (and (file-exists? "/test") 'success!) child) |
189 | (close child))))) | |
fe9bdb58 LC |
190 | (lambda () |
191 | (primitive-exit 0)))) | |
df3ce5c1 | 192 | (pid |
1deca767 LC |
193 | (close child) |
194 | (match (read parent) | |
195 | ('ready | |
196 | ;; Set up the UID/GID mapping so that we can mkdir on the tmpfs: | |
197 | ;; <https://bugzilla.kernel.org/show_bug.cgi?id=183461>. | |
198 | (call-with-output-file (format #f "/proc/~d/setgroups" pid) | |
199 | (lambda (port) | |
200 | (display "deny" port))) | |
201 | (call-with-output-file (format #f "/proc/~d/uid_map" pid) | |
202 | (lambda (port) | |
203 | (format port "0 ~d 1" (getuid)))) | |
204 | (call-with-output-file (format #f "/proc/~d/gid_map" pid) | |
205 | (lambda (port) | |
206 | (format port "0 ~d 1" (getgid)))) | |
207 | (display "go!\n" parent) | |
208 | (let ((result (read parent))) | |
209 | (close parent) | |
210 | (and (zero? (match (waitpid pid) | |
211 | ((_ . status) | |
212 | (status:exit-val status)))) | |
213 | result))))))))) | |
df3ce5c1 | 214 | |
fa73c193 LC |
215 | (test-equal "scandir*, ENOENT" |
216 | ENOENT | |
217 | (catch 'system-error | |
218 | (lambda () | |
219 | (scandir* "/does/not/exist")) | |
220 | (lambda args | |
221 | (system-error-errno args)))) | |
222 | ||
223 | (test-equal "scandir*, ASCII file names" | |
224 | (scandir (dirname (search-path %load-path "guix/base32.scm")) | |
225 | (const #t) string<?) | |
226 | (match (scandir* (dirname (search-path %load-path "guix/base32.scm"))) | |
227 | (((names . properties) ...) | |
228 | names))) | |
229 | ||
230 | (test-equal "scandir*, UTF-8 file names" | |
231 | '("." ".." "α" "λ") | |
232 | (call-with-temporary-directory | |
233 | (lambda (directory) | |
234 | ;; Wrap 'creat' to make sure that we really pass a UTF-8-encoded file | |
235 | ;; name to the system call. | |
236 | (let ((creat (pointer->procedure int | |
237 | (dynamic-func "creat" (dynamic-link)) | |
238 | (list '* int)))) | |
239 | (creat (string->pointer (string-append directory "/α") | |
240 | "UTF-8") | |
241 | #o644) | |
242 | (creat (string->pointer (string-append directory "/λ") | |
243 | "UTF-8") | |
244 | #o644) | |
245 | (let ((locale (setlocale LC_ALL))) | |
246 | (dynamic-wind | |
247 | (lambda () | |
248 | ;; Make sure that even in a C locale we get the right result. | |
249 | (setlocale LC_ALL "C")) | |
250 | (lambda () | |
251 | (match (scandir* directory) | |
252 | (((names . properties) ...) | |
253 | names))) | |
254 | (lambda () | |
255 | (setlocale LC_ALL locale)))))))) | |
256 | ||
257 | (test-assert "scandir*, properties" | |
258 | (let ((directory (dirname (search-path %load-path "guix/base32.scm")))) | |
259 | (every (lambda (entry name) | |
260 | (match entry | |
261 | ((name2 . properties) | |
262 | (and (string=? name2 name) | |
263 | (let* ((full (string-append directory "/" name)) | |
264 | (stat (lstat full)) | |
265 | (inode (assoc-ref properties 'inode)) | |
266 | (type (assoc-ref properties 'type))) | |
267 | (and (= inode (stat:ino stat)) | |
268 | (or (eq? type 'unknown) | |
269 | (eq? type (stat:type stat))))))))) | |
270 | (scandir* directory) | |
271 | (scandir directory (const #t) string<?)))) | |
272 | ||
df058423 JN |
273 | (false-if-exception (delete-file temp-file)) |
274 | (test-assert "getxattr, setxattr" | |
275 | (let ((key "user.translator") | |
276 | (value "/hurd/pfinet\0") | |
277 | (file (open-file temp-file "w0"))) | |
278 | (setxattr temp-file key value) | |
279 | (string=? (getxattr temp-file key) value))) | |
280 | ||
4e0ea3eb LC |
281 | (false-if-exception (delete-file temp-file)) |
282 | (test-equal "fcntl-flock wait" | |
283 | 42 ; the child's exit status | |
284 | (let ((file (open-file temp-file "w0b"))) | |
285 | ;; Acquire an exclusive lock. | |
286 | (fcntl-flock file 'write-lock) | |
287 | (match (primitive-fork) | |
288 | (0 | |
289 | (dynamic-wind | |
290 | (const #t) | |
291 | (lambda () | |
292 | ;; Reopen FILE read-only so we can have a read lock. | |
293 | (let ((file (open-file temp-file "r0b"))) | |
294 | ;; Wait until we can acquire the lock. | |
295 | (fcntl-flock file 'read-lock) | |
296 | (primitive-exit (read file))) | |
297 | (primitive-exit 1)) | |
298 | (lambda () | |
299 | (primitive-exit 2)))) | |
300 | (pid | |
301 | ;; Write garbage and wait. | |
302 | (display "hello, world!" file) | |
303 | (force-output file) | |
304 | (sleep 1) | |
305 | ||
306 | ;; Write the real answer. | |
307 | (seek file 0 SEEK_SET) | |
308 | (truncate-file file 0) | |
309 | (write 42 file) | |
310 | (force-output file) | |
311 | ||
312 | ;; Unlock, which should let the child continue. | |
313 | (fcntl-flock file 'unlock) | |
314 | ||
315 | (match (waitpid pid) | |
316 | ((_ . status) | |
317 | (let ((result (status:exit-val status))) | |
318 | (close-port file) | |
319 | result))))))) | |
320 | ||
321 | (test-equal "fcntl-flock non-blocking" | |
322 | EAGAIN ; the child's exit status | |
323 | (match (pipe) | |
324 | ((input . output) | |
325 | (match (primitive-fork) | |
326 | (0 | |
327 | (dynamic-wind | |
328 | (const #t) | |
329 | (lambda () | |
330 | (close-port output) | |
331 | ||
332 | ;; Wait for the green light. | |
333 | (read-char input) | |
334 | ||
335 | ;; Open FILE read-only so we can have a read lock. | |
336 | (let ((file (open-file temp-file "w0"))) | |
337 | (catch 'flock-error | |
338 | (lambda () | |
339 | ;; This attempt should throw EAGAIN. | |
340 | (fcntl-flock file 'write-lock #:wait? #f)) | |
341 | (lambda (key errno) | |
342 | (primitive-exit (pk 'errno errno))))) | |
343 | (primitive-exit -1)) | |
344 | (lambda () | |
345 | (primitive-exit -2)))) | |
346 | (pid | |
347 | (close-port input) | |
348 | (let ((file (open-file temp-file "w0"))) | |
349 | ;; Acquire an exclusive lock. | |
350 | (fcntl-flock file 'write-lock) | |
351 | ||
352 | ;; Tell the child to continue. | |
353 | (write 'green-light output) | |
354 | (force-output output) | |
355 | ||
356 | (match (waitpid pid) | |
357 | ((_ . status) | |
358 | (let ((result (status:exit-val status))) | |
359 | (fcntl-flock file 'unlock) | |
360 | (close-port file) | |
361 | result))))))))) | |
362 | ||
aa401f9b LC |
363 | (test-equal "set-thread-name" |
364 | "Syscall Test" | |
365 | (let ((name (thread-name))) | |
366 | (set-thread-name "Syscall Test") | |
367 | (let ((new-name (thread-name))) | |
368 | (set-thread-name name) | |
369 | new-name))) | |
370 | ||
b89e7405 LC |
371 | (test-assert "all-network-interface-names" |
372 | (match (all-network-interface-names) | |
4d54785c LC |
373 | (((? string? names) ..1) |
374 | (member "lo" names)))) | |
375 | ||
b89e7405 LC |
376 | (test-assert "network-interface-names" |
377 | (match (network-interface-names) | |
7585016f | 378 | (((? string? names) ..1) |
b89e7405 | 379 | (lset<= string=? names (all-network-interface-names))))) |
7585016f | 380 | |
973eea34 | 381 | (test-assert "network-interface-flags" |
c9bf64d6 | 382 | (let* ((sock (socket AF_INET SOCK_STREAM 0)) |
973eea34 LC |
383 | (flags (network-interface-flags sock "lo"))) |
384 | (close-port sock) | |
385 | (and (not (zero? (logand flags IFF_LOOPBACK))) | |
386 | (not (zero? (logand flags IFF_UP)))))) | |
387 | ||
388 | (test-equal "loopback-network-interface?" | |
389 | ENODEV | |
390 | (and (loopback-network-interface? "lo") | |
391 | (catch 'system-error | |
392 | (lambda () | |
393 | (loopback-network-interface? "nonexistent") | |
394 | #f) | |
395 | (lambda args | |
396 | (system-error-errno args))))) | |
397 | ||
0bc6fe32 DM |
398 | (test-equal "loopback-network-interface-running?" |
399 | ENODEV | |
400 | (and (network-interface-running? "lo") | |
401 | (catch 'system-error | |
402 | (lambda () | |
403 | (network-interface-running? "nonexistent") | |
404 | #f) | |
405 | (lambda args | |
406 | (system-error-errno args))))) | |
407 | ||
c9bf64d6 | 408 | (test-skip (if (zero? (getuid)) 1 0)) |
d35c5e29 | 409 | (test-assert "set-network-interface-flags" |
c9bf64d6 LC |
410 | (let ((sock (socket AF_INET SOCK_STREAM 0))) |
411 | (catch 'system-error | |
412 | (lambda () | |
413 | (set-network-interface-flags sock "lo" IFF_UP)) | |
414 | (lambda args | |
415 | (close-port sock) | |
d35c5e29 LC |
416 | ;; We get EPERM with Linux 3.18ish and EACCES with 2.6.32. |
417 | (memv (system-error-errno args) (list EPERM EACCES)))))) | |
c9bf64d6 LC |
418 | |
419 | (test-equal "network-interface-address lo" | |
420 | (make-socket-address AF_INET (inet-pton AF_INET "127.0.0.1") 0) | |
421 | (let* ((sock (socket AF_INET SOCK_STREAM 0)) | |
422 | (addr (network-interface-address sock "lo"))) | |
423 | (close-port sock) | |
424 | addr)) | |
425 | ||
54e515eb | 426 | (test-skip (if (zero? (getuid)) 1 0)) |
d35c5e29 | 427 | (test-assert "set-network-interface-address" |
c9bf64d6 LC |
428 | (let ((sock (socket AF_INET SOCK_STREAM 0))) |
429 | (catch 'system-error | |
430 | (lambda () | |
431 | (set-network-interface-address sock "nonexistent" | |
432 | (make-socket-address | |
433 | AF_INET | |
434 | (inet-pton AF_INET "127.12.14.15") | |
435 | 0))) | |
436 | (lambda args | |
437 | (close-port sock) | |
d35c5e29 LC |
438 | ;; We get EPERM with Linux 3.18ish and EACCES with 2.6.32. |
439 | (memv (system-error-errno args) (list EPERM EACCES)))))) | |
c9bf64d6 | 440 | |
67e5f3b7 LC |
441 | (test-equal "network-interface-netmask lo" |
442 | (make-socket-address AF_INET (inet-pton AF_INET "255.0.0.0") 0) | |
443 | (let* ((sock (socket AF_INET SOCK_STREAM 0)) | |
444 | (addr (network-interface-netmask sock "lo"))) | |
445 | (close-port sock) | |
446 | addr)) | |
447 | ||
448 | (test-skip (if (zero? (getuid)) 1 0)) | |
449 | (test-assert "set-network-interface-netmask" | |
450 | (let ((sock (socket AF_INET SOCK_STREAM 0))) | |
451 | (catch 'system-error | |
452 | (lambda () | |
453 | (set-network-interface-netmask sock "nonexistent" | |
454 | (make-socket-address | |
455 | AF_INET | |
456 | (inet-pton AF_INET "255.0.0.0") | |
457 | 0))) | |
458 | (lambda args | |
459 | (close-port sock) | |
460 | (memv (system-error-errno args) (list EPERM EACCES)))))) | |
461 | ||
e7f5691d LC |
462 | (test-equal "network-interfaces returns one or more interfaces" |
463 | '(#t #t #t) | |
464 | (match (network-interfaces) | |
465 | ((interfaces ..1) | |
466 | (list (every interface? interfaces) | |
467 | (every string? (map interface-name interfaces)) | |
7adbe85e LC |
468 | (every (lambda (sockaddr) |
469 | ;; Sometimes interfaces have no associated address. | |
470 | (or (vector? sockaddr) | |
471 | (not sockaddr))) | |
472 | (map interface-address interfaces)))))) | |
e7f5691d LC |
473 | |
474 | (test-equal "network-interfaces returns \"lo\"" | |
475 | (list #t (make-socket-address AF_INET (inet-pton AF_INET "127.0.0.1") 0)) | |
476 | (match (filter (lambda (interface) | |
477 | (string=? "lo" (interface-name interface))) | |
478 | (network-interfaces)) | |
479 | ((loopbacks ..1) | |
480 | (list (every (lambda (lo) | |
481 | (not (zero? (logand IFF_LOOPBACK (interface-flags lo))))) | |
482 | loopbacks) | |
483 | (match (find (lambda (lo) | |
484 | (= AF_INET (sockaddr:fam (interface-address lo)))) | |
485 | loopbacks) | |
486 | (#f #f) | |
487 | (lo (interface-address lo))))))) | |
488 | ||
9e38e3cf LC |
489 | (test-skip (if (zero? (getuid)) 1 0)) |
490 | (test-assert "add-network-route/gateway" | |
491 | (let ((sock (socket AF_INET SOCK_STREAM 0)) | |
492 | (gateway (make-socket-address AF_INET | |
493 | (inet-pton AF_INET "192.168.0.1") | |
494 | 0))) | |
495 | (catch 'system-error | |
496 | (lambda () | |
497 | (add-network-route/gateway sock gateway)) | |
498 | (lambda args | |
499 | (close-port sock) | |
500 | (memv (system-error-errno args) (list EPERM EACCES)))))) | |
501 | ||
502 | (test-skip (if (zero? (getuid)) 1 0)) | |
503 | (test-assert "delete-network-route" | |
504 | (let ((sock (socket AF_INET SOCK_STREAM 0)) | |
505 | (destination (make-socket-address AF_INET INADDR_ANY 0))) | |
506 | (catch 'system-error | |
507 | (lambda () | |
508 | (delete-network-route sock destination)) | |
509 | (lambda args | |
510 | (close-port sock) | |
511 | (memv (system-error-errno args) (list EPERM EACCES)))))) | |
512 | ||
ae4ff9f3 LC |
513 | (test-equal "tcgetattr ENOTTY" |
514 | ENOTTY | |
515 | (catch 'system-error | |
516 | (lambda () | |
517 | (call-with-input-file "/dev/null" | |
518 | (lambda (port) | |
519 | (tcgetattr (fileno port))))) | |
520 | (compose system-error-errno list))) | |
521 | ||
522 | (test-skip (if (and (file-exists? "/proc/self/fd/0") | |
523 | (string-prefix? "/dev/pts/" (readlink "/proc/self/fd/0"))) | |
524 | 0 | |
525 | 2)) | |
526 | ||
527 | (test-assert "tcgetattr" | |
528 | (let ((termios (tcgetattr 0))) | |
529 | (and (termios? termios) | |
530 | (> (termios-input-speed termios) 0) | |
531 | (> (termios-output-speed termios) 0)))) | |
532 | ||
533 | (test-assert "tcsetattr" | |
534 | (let ((first (tcgetattr 0))) | |
a8f3424b | 535 | (tcsetattr 0 (tcsetattr-action TCSANOW) first) |
ae4ff9f3 LC |
536 | (equal? first (tcgetattr 0)))) |
537 | ||
5cd25aad | 538 | (test-assert "terminal-window-size ENOTTY" |
29ff6d9f LC |
539 | (call-with-input-file "/dev/null" |
540 | (lambda (port) | |
541 | (catch 'system-error | |
542 | (lambda () | |
543 | (terminal-window-size port)) | |
544 | (lambda args | |
5cd25aad LC |
545 | ;; Accept EINVAL, which some old Linux versions might return. |
546 | (memv (system-error-errno args) | |
547 | (list ENOTTY EINVAL))))))) | |
29ff6d9f LC |
548 | |
549 | (test-assert "terminal-columns" | |
550 | (> (terminal-columns) 0)) | |
551 | ||
6d2b4391 LC |
552 | (test-assert "terminal-columns non-file port" |
553 | (> (terminal-columns (open-input-string "Join us now, share the software!")) | |
554 | 0)) | |
555 | ||
4593f5a6 LC |
556 | (test-assert "terminal-rows" |
557 | (> (terminal-rows) 0)) | |
558 | ||
15030972 LC |
559 | (test-assert "utmpx-entries" |
560 | (match (utmpx-entries) | |
561 | (((? utmpx? entries) ...) | |
562 | (every (lambda (entry) | |
563 | (match (utmpx-user entry) | |
564 | ((? string?) | |
4aac8d05 LC |
565 | ;; Ensure we have a valid PID for those entries where it |
566 | ;; makes sense. | |
567 | (or (not (memv (utmpx-login-type entry) | |
568 | (list (login-type INIT_PROCESS) | |
569 | (login-type LOGIN_PROCESS) | |
570 | (login-type USER_PROCESS)))) | |
a1a8b7f2 | 571 | (> (utmpx-pid entry) 0))) |
15030972 LC |
572 | (#f ;might be DEAD_PROCESS |
573 | #t))) | |
574 | entries)))) | |
575 | ||
3483f004 LC |
576 | (test-assert "read-utmpx, EOF" |
577 | (eof-object? (read-utmpx (%make-void-port "r")))) | |
578 | ||
579 | (unless (access? "/var/run/utmpx" O_RDONLY) | |
f18eded8 | 580 | (test-skip 1)) |
3483f004 LC |
581 | (test-assert "read-utmpx" |
582 | (let ((result (call-with-input-file "/var/run/utmpx" read-utmpx))) | |
583 | (or (utmpx? result) (eof-object? result)))) | |
584 | ||
5e5f7167 LC |
585 | (when (zero? (getuid)) |
586 | (test-skip 1)) | |
587 | (test-equal "add-to-entropy-count" | |
588 | EPERM | |
589 | (call-with-output-file "/dev/urandom" | |
590 | (lambda (port) | |
591 | (catch 'system-error | |
592 | (lambda () | |
593 | (add-to-entropy-count port 77) | |
594 | #f) | |
595 | (lambda args | |
596 | (system-error-errno args)))))) | |
597 | ||
29fa45f4 | 598 | (test-end) |
4e0ea3eb LC |
599 | |
600 | (false-if-exception (delete-file temp-file)) |