2 This file is part of systemd.
4 Copyright 2013 Lennart Poettering
6 systemd is free software; you can redistribute it and/or modify it
7 under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or
9 (at your option) any later version.
11 systemd 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 GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with systemd; If not, see <http://www.gnu.org/licenses/>.
24 #include "alloc-util.h"
31 #include "parse-util.h"
32 #include "process-util.h"
33 #include "string-util.h"
37 static void test_parse_env_file(void) {
38 char t
[] = "/tmp/test-fileio-in-XXXXXX",
39 p
[] = "/tmp/test-fileio-out-XXXXXX";
42 _cleanup_free_
char *one
= NULL
, *two
= NULL
, *three
= NULL
, *four
= NULL
, *five
= NULL
,
43 *six
= NULL
, *seven
= NULL
, *eight
= NULL
, *nine
= NULL
, *ten
= NULL
;
44 _cleanup_strv_free_
char **a
= NULL
, **b
= NULL
;
48 fd
= mkostemp_safe(p
, O_RDWR
|O_CLOEXEC
);
52 fd
= mkostemp_safe(t
, O_RDWR
|O_CLOEXEC
);
64 "invalid line #comment\n"
67 "four = \'44\\\"44\'\n"
68 "five = \'55\\\'55\' \"FIVE\" cinco \n"
69 "six = seis sechs\\\n"
71 "seven=\"sevenval\" #nocomment\n"
72 "eight=eightval #nocomment\n"
73 "export nine=nineval\n"
79 r
= load_env_file(NULL
, t
, NULL
, &a
);
83 log_info("Got: <%s>", *i
);
85 assert_se(streq_ptr(a
[0], "one=BAR"));
86 assert_se(streq_ptr(a
[1], "two=bar"));
87 assert_se(streq_ptr(a
[2], "three=333\nxxxx"));
88 assert_se(streq_ptr(a
[3], "four=44\"44"));
89 assert_se(streq_ptr(a
[4], "five=55\'55FIVEcinco"));
90 assert_se(streq_ptr(a
[5], "six=seis sechs sis"));
91 assert_se(streq_ptr(a
[6], "seven=sevenval#nocomment"));
92 assert_se(streq_ptr(a
[7], "eight=eightval #nocomment"));
93 assert_se(streq_ptr(a
[8], "export nine=nineval"));
94 assert_se(streq_ptr(a
[9], "ten="));
95 assert_se(a
[10] == NULL
);
101 log_info("Got2: <%s>", *i
);
102 assert_se(streq(*i
, a
[k
++]));
115 "export nine", &nine
,
121 log_info("one=[%s]", strna(one
));
122 log_info("two=[%s]", strna(two
));
123 log_info("three=[%s]", strna(three
));
124 log_info("four=[%s]", strna(four
));
125 log_info("five=[%s]", strna(five
));
126 log_info("six=[%s]", strna(six
));
127 log_info("seven=[%s]", strna(seven
));
128 log_info("eight=[%s]", strna(eight
));
129 log_info("export nine=[%s]", strna(nine
));
130 log_info("ten=[%s]", strna(nine
));
132 assert_se(streq(one
, "BAR"));
133 assert_se(streq(two
, "bar"));
134 assert_se(streq(three
, "333\nxxxx"));
135 assert_se(streq(four
, "44\"44"));
136 assert_se(streq(five
, "55\'55FIVEcinco"));
137 assert_se(streq(six
, "seis sechs sis"));
138 assert_se(streq(seven
, "sevenval#nocomment"));
139 assert_se(streq(eight
, "eightval #nocomment"));
140 assert_se(streq(nine
, "nineval"));
141 assert_se(ten
== NULL
);
143 r
= write_env_file(p
, a
);
146 r
= load_env_file(NULL
, p
, NULL
, &b
);
153 static void test_parse_multiline_env_file(void) {
154 char t
[] = "/tmp/test-fileio-in-XXXXXX",
155 p
[] = "/tmp/test-fileio-out-XXXXXX";
158 _cleanup_strv_free_
char **a
= NULL
, **b
= NULL
;
161 fd
= mkostemp_safe(p
, O_RDWR
|O_CLOEXEC
);
165 fd
= mkostemp_safe(t
, O_RDWR
|O_CLOEXEC
);
186 r
= load_env_file(NULL
, t
, NULL
, &a
);
190 log_info("Got: <%s>", *i
);
192 assert_se(streq_ptr(a
[0], "one=BAR VAR\tGAR"));
193 assert_se(streq_ptr(a
[1], "two=bar var\tgar"));
194 assert_se(streq_ptr(a
[2], "tri=bar var \tgar "));
195 assert_se(a
[3] == NULL
);
197 r
= write_env_file(p
, a
);
200 r
= load_env_file(NULL
, p
, NULL
, &b
);
208 static void test_executable_is_script(void) {
209 char t
[] = "/tmp/test-executable-XXXXXX";
214 fd
= mkostemp_safe(t
, O_RDWR
|O_CLOEXEC
);
220 fputs("#! /bin/script -a -b \ngoo goo", f
);
223 r
= executable_is_script(t
, &command
);
225 assert_se(streq(command
, "/bin/script"));
228 r
= executable_is_script("/bin/sh", &command
);
231 r
= executable_is_script("/usr/bin/yum", &command
);
232 assert_se(r
> 0 || r
== -ENOENT
);
234 assert_se(startswith(command
, "/"));
242 static void test_status_field(void) {
243 _cleanup_free_
char *t
= NULL
, *p
= NULL
, *s
= NULL
, *z
= NULL
;
244 unsigned long long total
= 0, buffers
= 0;
247 assert_se(get_proc_field("/proc/self/status", "Threads", WHITESPACE
, &t
) == 0);
249 assert_se(streq(t
, "1"));
251 r
= get_proc_field("/proc/meminfo", "MemTotal", WHITESPACE
, &p
);
255 assert_se(safe_atollu(p
, &total
) == 0);
258 r
= get_proc_field("/proc/meminfo", "Buffers", WHITESPACE
, &s
);
262 assert_se(safe_atollu(s
, &buffers
) == 0);
266 assert_se(buffers
< total
);
268 /* Seccomp should be a good test for field full of zeros. */
269 r
= get_proc_field("/proc/meminfo", "Seccomp", WHITESPACE
, &z
);
273 assert_se(safe_atollu(z
, &buffers
) == 0);
277 static void test_capeff(void) {
280 for (pid
= 0; pid
< 2; pid
++) {
281 _cleanup_free_
char *capeff
= NULL
;
284 r
= get_process_capeff(0, &capeff
);
285 log_info("capeff: '%s' (r=%d)", capeff
, r
);
287 if (r
== -ENOENT
|| r
== -EPERM
)
292 p
= capeff
[strspn(capeff
, HEXDIGITS
)];
293 assert_se(!p
|| isspace(p
));
297 static void test_write_string_stream(void) {
298 char fn
[] = "/tmp/test-write_string_stream-XXXXXX";
299 _cleanup_fclose_
FILE *f
= NULL
;
303 fd
= mkostemp_safe(fn
, O_RDWR
);
308 assert_se(write_string_stream(f
, "boohoo", true) < 0);
310 f
= freopen(fn
, "r+", f
);
313 assert_se(write_string_stream(f
, "boohoo", true) == 0);
316 assert_se(fgets(buf
, sizeof(buf
), f
));
317 assert_se(streq(buf
, "boohoo\n"));
319 f
= freopen(fn
, "w+", f
);
322 assert_se(write_string_stream(f
, "boohoo", false) == 0);
325 assert_se(fgets(buf
, sizeof(buf
), f
));
327 assert_se(streq(buf
, "boohoo"));
332 static void test_write_string_file(void) {
333 char fn
[] = "/tmp/test-write_string_file-XXXXXX";
335 _cleanup_close_
int fd
;
337 fd
= mkostemp_safe(fn
, O_RDWR
);
340 assert_se(write_string_file(fn
, "boohoo", WRITE_STRING_FILE_CREATE
) == 0);
342 assert_se(read(fd
, buf
, sizeof(buf
)) == 7);
343 assert_se(streq(buf
, "boohoo\n"));
348 static void test_write_string_file_no_create(void) {
349 char fn
[] = "/tmp/test-write_string_file_no_create-XXXXXX";
350 _cleanup_close_
int fd
;
353 fd
= mkostemp_safe(fn
, O_RDWR
);
356 assert_se(write_string_file("/a/file/which/does/not/exists/i/guess", "boohoo", 0) < 0);
357 assert_se(write_string_file(fn
, "boohoo", 0) == 0);
359 assert_se(read(fd
, buf
, sizeof(buf
)) == strlen("boohoo\n"));
360 assert_se(streq(buf
, "boohoo\n"));
365 static void test_write_string_file_verify(void) {
366 _cleanup_free_
char *buf
= NULL
, *buf2
= NULL
;
369 assert_se(read_one_line_file("/proc/cmdline", &buf
) >= 0);
370 assert_se((buf2
= strjoin(buf
, "\n", NULL
)));
372 r
= write_string_file("/proc/cmdline", buf
, 0);
373 assert_se(r
== -EACCES
|| r
== -EIO
);
374 r
= write_string_file("/proc/cmdline", buf2
, 0);
375 assert_se(r
== -EACCES
|| r
== -EIO
);
377 assert_se(write_string_file("/proc/cmdline", buf
, WRITE_STRING_FILE_VERIFY_ON_FAILURE
) == 0);
378 assert_se(write_string_file("/proc/cmdline", buf2
, WRITE_STRING_FILE_VERIFY_ON_FAILURE
) == 0);
380 r
= write_string_file("/proc/cmdline", buf
, WRITE_STRING_FILE_VERIFY_ON_FAILURE
|WRITE_STRING_FILE_AVOID_NEWLINE
);
381 assert_se(r
== -EACCES
|| r
== -EIO
);
382 assert_se(write_string_file("/proc/cmdline", buf2
, WRITE_STRING_FILE_VERIFY_ON_FAILURE
|WRITE_STRING_FILE_AVOID_NEWLINE
) == 0);
385 static void test_load_env_file_pairs(void) {
386 char fn
[] = "/tmp/test-load_env_file_pairs-XXXXXX";
389 _cleanup_fclose_
FILE *f
= NULL
;
390 _cleanup_strv_free_
char **l
= NULL
;
393 fd
= mkostemp_safe(fn
, O_RDWR
);
396 r
= write_string_file(fn
,
397 "NAME=\"Arch Linux\"\n"
399 "PRETTY_NAME=\"Arch Linux\"\n"
400 "ANSI_COLOR=\"0;36\"\n"
401 "HOME_URL=\"https://www.archlinux.org/\"\n"
402 "SUPPORT_URL=\"https://bbs.archlinux.org/\"\n"
403 "BUG_REPORT_URL=\"https://bugs.archlinux.org/\"\n",
404 WRITE_STRING_FILE_CREATE
);
410 r
= load_env_file_pairs(f
, fn
, NULL
, &l
);
413 assert_se(strv_length(l
) == 14);
414 STRV_FOREACH_PAIR(k
, v
, l
) {
415 assert_se(STR_IN_SET(*k
, "NAME", "ID", "PRETTY_NAME", "ANSI_COLOR", "HOME_URL", "SUPPORT_URL", "BUG_REPORT_URL"));
416 printf("%s=%s\n", *k
, *v
);
417 if (streq(*k
, "NAME")) assert_se(streq(*v
, "Arch Linux"));
418 if (streq(*k
, "ID")) assert_se(streq(*v
, "arch"));
419 if (streq(*k
, "PRETTY_NAME")) assert_se(streq(*v
, "Arch Linux"));
420 if (streq(*k
, "ANSI_COLOR")) assert_se(streq(*v
, "0;36"));
421 if (streq(*k
, "HOME_URL")) assert_se(streq(*v
, "https://www.archlinux.org/"));
422 if (streq(*k
, "SUPPORT_URL")) assert_se(streq(*v
, "https://bbs.archlinux.org/"));
423 if (streq(*k
, "BUG_REPORT_URL")) assert_se(streq(*v
, "https://bugs.archlinux.org/"));
429 static void test_search_and_fopen(void) {
430 const char *dirs
[] = {"/tmp/foo/bar", "/tmp", NULL
};
431 char name
[] = "/tmp/test-search_and_fopen.XXXXXX";
436 fd
= mkostemp_safe(name
, O_RDWR
|O_CLOEXEC
);
440 r
= search_and_fopen(basename(name
), "r", NULL
, dirs
, &f
);
444 r
= search_and_fopen(name
, "r", NULL
, dirs
, &f
);
448 r
= search_and_fopen(basename(name
), "r", "/", dirs
, &f
);
452 r
= search_and_fopen("/a/file/which/does/not/exist/i/guess", "r", NULL
, dirs
, &f
);
454 r
= search_and_fopen("afilewhichdoesnotexistiguess", "r", NULL
, dirs
, &f
);
460 r
= search_and_fopen(basename(name
), "r", NULL
, dirs
, &f
);
465 static void test_search_and_fopen_nulstr(void) {
466 const char dirs
[] = "/tmp/foo/bar\0/tmp\0";
467 char name
[] = "/tmp/test-search_and_fopen.XXXXXX";
472 fd
= mkostemp_safe(name
, O_RDWR
|O_CLOEXEC
);
476 r
= search_and_fopen_nulstr(basename(name
), "r", NULL
, dirs
, &f
);
480 r
= search_and_fopen_nulstr(name
, "r", NULL
, dirs
, &f
);
484 r
= search_and_fopen_nulstr("/a/file/which/does/not/exist/i/guess", "r", NULL
, dirs
, &f
);
486 r
= search_and_fopen_nulstr("afilewhichdoesnotexistiguess", "r", NULL
, dirs
, &f
);
492 r
= search_and_fopen_nulstr(basename(name
), "r", NULL
, dirs
, &f
);
496 static void test_writing_tmpfile(void) {
497 char name
[] = "/tmp/test-systemd_writing_tmpfile.XXXXXX";
498 _cleanup_free_
char *contents
= NULL
;
503 IOVEC_SET_STRING(iov
[0], "abc\n");
504 IOVEC_SET_STRING(iov
[1], ALPHANUMERICAL
"\n");
505 IOVEC_SET_STRING(iov
[2], "");
507 fd
= mkostemp_safe(name
, O_RDWR
|O_CLOEXEC
);
508 printf("tmpfile: %s", name
);
510 r
= writev(fd
, iov
, 3);
513 r
= read_full_file(name
, &contents
, &size
);
515 printf("contents: %s", contents
);
516 assert_se(streq(contents
, "abc\n" ALPHANUMERICAL
"\n"));
521 static void test_tempfn(void) {
522 char *ret
= NULL
, *p
;
524 assert_se(tempfn_xxxxxx("/foo/bar/waldo", NULL
, &ret
) >= 0);
525 assert_se(streq_ptr(ret
, "/foo/bar/.#waldoXXXXXX"));
528 assert_se(tempfn_xxxxxx("/foo/bar/waldo", "[miau]", &ret
) >= 0);
529 assert_se(streq_ptr(ret
, "/foo/bar/.#[miau]waldoXXXXXX"));
532 assert_se(tempfn_random("/foo/bar/waldo", NULL
, &ret
) >= 0);
533 assert_se(p
= startswith(ret
, "/foo/bar/.#waldo"));
534 assert_se(strlen(p
) == 16);
535 assert_se(in_charset(p
, "0123456789abcdef"));
538 assert_se(tempfn_random("/foo/bar/waldo", "[wuff]", &ret
) >= 0);
539 assert_se(p
= startswith(ret
, "/foo/bar/.#[wuff]waldo"));
540 assert_se(strlen(p
) == 16);
541 assert_se(in_charset(p
, "0123456789abcdef"));
544 assert_se(tempfn_random_child("/foo/bar/waldo", NULL
, &ret
) >= 0);
545 assert_se(p
= startswith(ret
, "/foo/bar/waldo/.#"));
546 assert_se(strlen(p
) == 16);
547 assert_se(in_charset(p
, "0123456789abcdef"));
550 assert_se(tempfn_random_child("/foo/bar/waldo", "[kikiriki]", &ret
) >= 0);
551 assert_se(p
= startswith(ret
, "/foo/bar/waldo/.#[kikiriki]"));
552 assert_se(strlen(p
) == 16);
553 assert_se(in_charset(p
, "0123456789abcdef"));
557 int main(int argc
, char *argv
[]) {
558 log_parse_environment();
561 test_parse_env_file();
562 test_parse_multiline_env_file();
563 test_executable_is_script();
566 test_write_string_stream();
567 test_write_string_file();
568 test_write_string_file_no_create();
569 test_write_string_file_verify();
570 test_load_env_file_pairs();
571 test_search_and_fopen();
572 test_search_and_fopen_nulstr();
573 test_writing_tmpfile();