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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
f73141d7 | 2 | |
f73141d7 | 3 | #include <fcntl.h> |
cf0fbc49 | 4 | #include <stdio.h> |
f73141d7 LP |
5 | #include <unistd.h> |
6 | ||
b5efdb8a | 7 | #include "alloc-util.h" |
1e5413f7 | 8 | #include "ctype.h" |
686d13b9 | 9 | #include "env-file.h" |
3ffd4af2 LP |
10 | #include "env-util.h" |
11 | #include "fd-util.h" | |
12 | #include "fileio.h" | |
627d2bac | 13 | #include "fs-util.h" |
897891f0 | 14 | #include "io-util.h" |
6bedfcbb | 15 | #include "parse-util.h" |
3ffd4af2 | 16 | #include "process-util.h" |
07630cea | 17 | #include "string-util.h" |
3ffd4af2 | 18 | #include "strv.h" |
6d7c4033 | 19 | #include "tests.h" |
e4de7287 | 20 | #include "tmpfile-util.h" |
3ffd4af2 | 21 | #include "util.h" |
f73141d7 LP |
22 | |
23 | static void test_parse_env_file(void) { | |
627d2bac ZJS |
24 | _cleanup_(unlink_tempfilep) char |
25 | t[] = "/tmp/test-fileio-in-XXXXXX", | |
095b30cb | 26 | p[] = "/tmp/test-fileio-out-XXXXXX"; |
f73141d7 | 27 | FILE *f; |
ebc05a09 HH |
28 | _cleanup_free_ char *one = NULL, *two = NULL, *three = NULL, *four = NULL, *five = NULL, |
29 | *six = NULL, *seven = NULL, *eight = NULL, *nine = NULL, *ten = NULL; | |
768100ef | 30 | _cleanup_strv_free_ char **a = NULL, **b = NULL; |
f73141d7 | 31 | char **i; |
768100ef | 32 | unsigned k; |
d8351049 | 33 | int r; |
f73141d7 | 34 | |
d8351049 | 35 | assert_se(fmkostemp_safe(t, "w", &f) == 0); |
f73141d7 LP |
36 | fputs("one=BAR \n" |
37 | "# comment\n" | |
38 | " # comment \n" | |
98f59e59 | 39 | " ; comment \n" |
f73141d7 LP |
40 | " two = bar \n" |
41 | "invalid line\n" | |
98f59e59 | 42 | "invalid line #comment\n" |
f73141d7 LP |
43 | "three = \"333\n" |
44 | "xxxx\"\n" | |
45 | "four = \'44\\\"44\'\n" | |
46 | "five = \'55\\\'55\' \"FIVE\" cinco \n" | |
47 | "six = seis sechs\\\n" | |
48 | " sis\n" | |
98f59e59 HH |
49 | "seven=\"sevenval\" #nocomment\n" |
50 | "eight=eightval #nocomment\n" | |
ebc05a09 | 51 | "export nine=nineval\n" |
99003e01 ZJS |
52 | "ten=ignored\n" |
53 | "ten=ignored\n" | |
ebc05a09 | 54 | "ten=", f); |
f73141d7 LP |
55 | |
56 | fflush(f); | |
57 | fclose(f); | |
58 | ||
aa8fbc74 | 59 | r = load_env_file(NULL, t, &a); |
ebc05a09 HH |
60 | assert_se(r >= 0); |
61 | ||
62 | STRV_FOREACH(i, a) | |
63 | log_info("Got: <%s>", *i); | |
64 | ||
5fba7bbf TA |
65 | assert_se(streq_ptr(a[0], "one=BAR")); |
66 | assert_se(streq_ptr(a[1], "two=bar")); | |
67 | assert_se(streq_ptr(a[2], "three=333\nxxxx")); | |
68 | assert_se(streq_ptr(a[3], "four=44\"44")); | |
69 | assert_se(streq_ptr(a[4], "five=55\'55FIVEcinco")); | |
70 | assert_se(streq_ptr(a[5], "six=seis sechs sis")); | |
71 | assert_se(streq_ptr(a[6], "seven=sevenval#nocomment")); | |
72 | assert_se(streq_ptr(a[7], "eight=eightval #nocomment")); | |
73 | assert_se(streq_ptr(a[8], "export nine=nineval")); | |
74 | assert_se(streq_ptr(a[9], "ten=")); | |
ebc05a09 HH |
75 | assert_se(a[10] == NULL); |
76 | ||
039f0e70 | 77 | strv_env_clean(a); |
ebc05a09 | 78 | |
ebc05a09 HH |
79 | k = 0; |
80 | STRV_FOREACH(i, b) { | |
81 | log_info("Got2: <%s>", *i); | |
82 | assert_se(streq(*i, a[k++])); | |
83 | } | |
84 | ||
f73141d7 | 85 | r = parse_env_file( |
aa8fbc74 | 86 | NULL, t, |
f73141d7 LP |
87 | "one", &one, |
88 | "two", &two, | |
89 | "three", &three, | |
90 | "four", &four, | |
91 | "five", &five, | |
92 | "six", &six, | |
93 | "seven", &seven, | |
db537209 | 94 | "eight", &eight, |
ebc05a09 | 95 | "export nine", &nine, |
13df9c39 | 96 | "ten", &ten); |
f73141d7 LP |
97 | |
98 | assert_se(r >= 0); | |
99 | ||
100 | log_info("one=[%s]", strna(one)); | |
101 | log_info("two=[%s]", strna(two)); | |
102 | log_info("three=[%s]", strna(three)); | |
103 | log_info("four=[%s]", strna(four)); | |
104 | log_info("five=[%s]", strna(five)); | |
105 | log_info("six=[%s]", strna(six)); | |
106 | log_info("seven=[%s]", strna(seven)); | |
db537209 | 107 | log_info("eight=[%s]", strna(eight)); |
ebc05a09 HH |
108 | log_info("export nine=[%s]", strna(nine)); |
109 | log_info("ten=[%s]", strna(nine)); | |
f73141d7 LP |
110 | |
111 | assert_se(streq(one, "BAR")); | |
112 | assert_se(streq(two, "bar")); | |
113 | assert_se(streq(three, "333\nxxxx")); | |
114 | assert_se(streq(four, "44\"44")); | |
115 | assert_se(streq(five, "55\'55FIVEcinco")); | |
116 | assert_se(streq(six, "seis sechs sis")); | |
98f59e59 HH |
117 | assert_se(streq(seven, "sevenval#nocomment")); |
118 | assert_se(streq(eight, "eightval #nocomment")); | |
ebc05a09 HH |
119 | assert_se(streq(nine, "nineval")); |
120 | assert_se(ten == NULL); | |
f73141d7 | 121 | |
d8351049 ZJS |
122 | { |
123 | /* prepare a temporary file to write the environment to */ | |
124 | _cleanup_close_ int fd = mkostemp_safe(p); | |
125 | assert_se(fd >= 0); | |
126 | } | |
127 | ||
095b30cb | 128 | r = write_env_file(p, a); |
98f59e59 HH |
129 | assert_se(r >= 0); |
130 | ||
aa8fbc74 | 131 | r = load_env_file(NULL, p, &b); |
98f59e59 | 132 | assert_se(r >= 0); |
f73141d7 LP |
133 | } |
134 | ||
ac4c8d6d | 135 | static void test_parse_multiline_env_file(void) { |
627d2bac ZJS |
136 | _cleanup_(unlink_tempfilep) char |
137 | t[] = "/tmp/test-fileio-in-XXXXXX", | |
ac4c8d6d | 138 | p[] = "/tmp/test-fileio-out-XXXXXX"; |
ac4c8d6d ZJS |
139 | FILE *f; |
140 | _cleanup_strv_free_ char **a = NULL, **b = NULL; | |
141 | char **i; | |
d8351049 | 142 | int r; |
ac4c8d6d | 143 | |
d8351049 | 144 | assert_se(fmkostemp_safe(t, "w", &f) == 0); |
ac4c8d6d ZJS |
145 | fputs("one=BAR\\\n" |
146 | " VAR\\\n" | |
147 | "\tGAR\n" | |
148 | "#comment\n" | |
149 | "two=\"bar\\\n" | |
150 | " var\\\n" | |
151 | "\tgar\"\n" | |
152 | "#comment\n" | |
153 | "tri=\"bar \\\n" | |
154 | " var \\\n" | |
155 | "\tgar \"\n", f); | |
156 | ||
157 | fflush(f); | |
158 | fclose(f); | |
159 | ||
aa8fbc74 | 160 | r = load_env_file(NULL, t, &a); |
ac4c8d6d ZJS |
161 | assert_se(r >= 0); |
162 | ||
163 | STRV_FOREACH(i, a) | |
164 | log_info("Got: <%s>", *i); | |
165 | ||
5fba7bbf TA |
166 | assert_se(streq_ptr(a[0], "one=BAR VAR\tGAR")); |
167 | assert_se(streq_ptr(a[1], "two=bar var\tgar")); | |
168 | assert_se(streq_ptr(a[2], "tri=bar var \tgar ")); | |
ac4c8d6d ZJS |
169 | assert_se(a[3] == NULL); |
170 | ||
d8351049 ZJS |
171 | { |
172 | _cleanup_close_ int fd = mkostemp_safe(p); | |
173 | assert_se(fd >= 0); | |
174 | } | |
175 | ||
ac4c8d6d ZJS |
176 | r = write_env_file(p, a); |
177 | assert_se(r >= 0); | |
178 | ||
aa8fbc74 | 179 | r = load_env_file(NULL, p, &b); |
ac4c8d6d | 180 | assert_se(r >= 0); |
ac4c8d6d ZJS |
181 | } |
182 | ||
37f3ffca | 183 | static void test_merge_env_file(void) { |
627d2bac | 184 | _cleanup_(unlink_tempfilep) char t[] = "/tmp/test-fileio-XXXXXX"; |
9707d552 | 185 | _cleanup_fclose_ FILE *f = NULL; |
37f3ffca RS |
186 | _cleanup_strv_free_ char **a = NULL; |
187 | char **i; | |
d8351049 | 188 | int r; |
37f3ffca | 189 | |
d8351049 | 190 | assert_se(fmkostemp_safe(t, "w", &f) == 0); |
37f3ffca RS |
191 | log_info("/* %s (%s) */", __func__, t); |
192 | ||
37f3ffca RS |
193 | r = write_string_stream(f, |
194 | "one=1 \n" | |
195 | "twelve=${one}2\n" | |
196 | "twentyone=2${one}\n" | |
197 | "one=2\n" | |
ccad1fd0 ZJS |
198 | "twentytwo=2${one}\n" |
199 | "xxx_minus_three=$xxx - 3\n" | |
200 | "xxx=0x$one$one$one\n" | |
b82f58bf RS |
201 | "yyy=${one:-fallback}\n" |
202 | "zzz=${one:+replacement}\n" | |
203 | "zzzz=${foobar:-${nothing}}\n" | |
204 | "zzzzz=${nothing:+${nothing}}\n" | |
b1837133 | 205 | , WRITE_STRING_FILE_AVOID_NEWLINE); |
37f3ffca RS |
206 | assert(r >= 0); |
207 | ||
208 | r = merge_env_file(&a, NULL, t); | |
209 | assert_se(r >= 0); | |
210 | strv_sort(a); | |
211 | ||
212 | STRV_FOREACH(i, a) | |
213 | log_info("Got: <%s>", *i); | |
214 | ||
215 | assert_se(streq(a[0], "one=2")); | |
216 | assert_se(streq(a[1], "twelve=12")); | |
217 | assert_se(streq(a[2], "twentyone=21")); | |
218 | assert_se(streq(a[3], "twentytwo=22")); | |
ccad1fd0 ZJS |
219 | assert_se(streq(a[4], "xxx=0x222")); |
220 | assert_se(streq(a[5], "xxx_minus_three= - 3")); | |
b82f58bf RS |
221 | assert_se(streq(a[6], "yyy=2")); |
222 | assert_se(streq(a[7], "zzz=replacement")); | |
223 | assert_se(streq(a[8], "zzzz=")); | |
224 | assert_se(streq(a[9], "zzzzz=")); | |
225 | assert_se(a[10] == NULL); | |
37f3ffca RS |
226 | |
227 | r = merge_env_file(&a, NULL, t); | |
228 | assert_se(r >= 0); | |
229 | strv_sort(a); | |
230 | ||
231 | STRV_FOREACH(i, a) | |
232 | log_info("Got2: <%s>", *i); | |
233 | ||
234 | assert_se(streq(a[0], "one=2")); | |
235 | assert_se(streq(a[1], "twelve=12")); | |
236 | assert_se(streq(a[2], "twentyone=21")); | |
237 | assert_se(streq(a[3], "twentytwo=22")); | |
ccad1fd0 ZJS |
238 | assert_se(streq(a[4], "xxx=0x222")); |
239 | assert_se(streq(a[5], "xxx_minus_three=0x222 - 3")); | |
b82f58bf RS |
240 | assert_se(streq(a[6], "yyy=2")); |
241 | assert_se(streq(a[7], "zzz=replacement")); | |
242 | assert_se(streq(a[8], "zzzz=")); | |
243 | assert_se(streq(a[9], "zzzzz=")); | |
244 | assert_se(a[10] == NULL); | |
37f3ffca | 245 | } |
ac4c8d6d | 246 | |
184d1904 | 247 | static void test_merge_env_file_invalid(void) { |
627d2bac | 248 | _cleanup_(unlink_tempfilep) char t[] = "/tmp/test-fileio-XXXXXX"; |
9707d552 | 249 | _cleanup_fclose_ FILE *f = NULL; |
184d1904 ZJS |
250 | _cleanup_strv_free_ char **a = NULL; |
251 | char **i; | |
d8351049 | 252 | int r; |
184d1904 | 253 | |
d8351049 | 254 | assert_se(fmkostemp_safe(t, "w", &f) == 0); |
184d1904 ZJS |
255 | log_info("/* %s (%s) */", __func__, t); |
256 | ||
184d1904 ZJS |
257 | r = write_string_stream(f, |
258 | "unset one \n" | |
259 | "unset one= \n" | |
260 | "unset one=1 \n" | |
261 | "one \n" | |
262 | "one = \n" | |
263 | "one two =\n" | |
264 | "\x20two=\n" | |
265 | "#comment=comment\n" | |
266 | ";comment2=comment2\n" | |
267 | "#\n" | |
268 | "\n\n" /* empty line */ | |
b1837133 | 269 | , WRITE_STRING_FILE_AVOID_NEWLINE); |
184d1904 ZJS |
270 | assert(r >= 0); |
271 | ||
272 | r = merge_env_file(&a, NULL, t); | |
273 | assert_se(r >= 0); | |
274 | ||
275 | STRV_FOREACH(i, a) | |
276 | log_info("Got: <%s>", *i); | |
277 | ||
278 | assert_se(strv_isempty(a)); | |
279 | } | |
280 | ||
68fee104 | 281 | static void test_executable_is_script(void) { |
627d2bac | 282 | _cleanup_(unlink_tempfilep) char t[] = "/tmp/test-fileio-XXXXXX"; |
627d2bac | 283 | _cleanup_fclose_ FILE *f = NULL; |
68fee104 | 284 | char *command; |
d8351049 | 285 | int r; |
68fee104 | 286 | |
d8351049 | 287 | assert_se(fmkostemp_safe(t, "w", &f) == 0); |
68fee104 ZJS |
288 | fputs("#! /bin/script -a -b \ngoo goo", f); |
289 | fflush(f); | |
290 | ||
291 | r = executable_is_script(t, &command); | |
292 | assert_se(r > 0); | |
293 | assert_se(streq(command, "/bin/script")); | |
294 | free(command); | |
295 | ||
296 | r = executable_is_script("/bin/sh", &command); | |
297 | assert_se(r == 0); | |
298 | ||
299 | r = executable_is_script("/usr/bin/yum", &command); | |
300 | assert_se(r > 0 || r == -ENOENT); | |
301 | if (r > 0) { | |
302 | assert_se(startswith(command, "/")); | |
303 | free(command); | |
304 | } | |
68fee104 ZJS |
305 | } |
306 | ||
69ab8088 | 307 | static void test_status_field(void) { |
1e5413f7 ZJS |
308 | _cleanup_free_ char *t = NULL, *p = NULL, *s = NULL, *z = NULL; |
309 | unsigned long long total = 0, buffers = 0; | |
442e0083 | 310 | int r; |
69ab8088 | 311 | |
c4cd1d4d | 312 | assert_se(get_proc_field("/proc/self/status", "Threads", WHITESPACE, &t) == 0); |
69ab8088 ZJS |
313 | puts(t); |
314 | assert_se(streq(t, "1")); | |
315 | ||
c4cd1d4d | 316 | r = get_proc_field("/proc/meminfo", "MemTotal", WHITESPACE, &p); |
1e5413f7 | 317 | if (r != -ENOENT) { |
bdf7026e | 318 | assert_se(r == 0); |
1e5413f7 ZJS |
319 | puts(p); |
320 | assert_se(safe_atollu(p, &total) == 0); | |
321 | } | |
69ab8088 | 322 | |
c4cd1d4d | 323 | r = get_proc_field("/proc/meminfo", "Buffers", WHITESPACE, &s); |
1e5413f7 | 324 | if (r != -ENOENT) { |
bdf7026e | 325 | assert_se(r == 0); |
1e5413f7 ZJS |
326 | puts(s); |
327 | assert_se(safe_atollu(s, &buffers) == 0); | |
328 | } | |
69ab8088 | 329 | |
2b01a801 | 330 | if (p) |
bdf7026e | 331 | assert_se(buffers < total); |
1e5413f7 ZJS |
332 | |
333 | /* Seccomp should be a good test for field full of zeros. */ | |
c4cd1d4d | 334 | r = get_proc_field("/proc/meminfo", "Seccomp", WHITESPACE, &z); |
1e5413f7 | 335 | if (r != -ENOENT) { |
bdf7026e | 336 | assert_se(r == 0); |
1e5413f7 ZJS |
337 | puts(z); |
338 | assert_se(safe_atollu(z, &buffers) == 0); | |
339 | } | |
340 | } | |
341 | ||
342 | static void test_capeff(void) { | |
343 | int pid, p; | |
344 | ||
345 | for (pid = 0; pid < 2; pid++) { | |
346 | _cleanup_free_ char *capeff = NULL; | |
347 | int r; | |
348 | ||
349 | r = get_process_capeff(0, &capeff); | |
350 | log_info("capeff: '%s' (r=%d)", capeff, r); | |
351 | ||
4c701096 | 352 | if (IN_SET(r, -ENOENT, -EPERM)) |
1e5413f7 ZJS |
353 | return; |
354 | ||
bdf7026e TA |
355 | assert_se(r == 0); |
356 | assert_se(*capeff); | |
1a7906ae | 357 | p = capeff[strspn(capeff, HEXDIGITS)]; |
bdf7026e | 358 | assert_se(!p || isspace(p)); |
1e5413f7 | 359 | } |
69ab8088 ZJS |
360 | } |
361 | ||
0709b743 | 362 | static void test_write_string_stream(void) { |
627d2bac ZJS |
363 | _cleanup_(unlink_tempfilep) char fn[] = "/tmp/test-write_string_stream-XXXXXX"; |
364 | _cleanup_fclose_ FILE *f = NULL; | |
0709b743 RC |
365 | int fd; |
366 | char buf[64]; | |
367 | ||
646853bd | 368 | fd = mkostemp_safe(fn); |
0709b743 RC |
369 | assert_se(fd >= 0); |
370 | ||
371 | f = fdopen(fd, "r"); | |
372 | assert_se(f); | |
b1837133 | 373 | assert_se(write_string_stream(f, "boohoo", 0) < 0); |
36297390 | 374 | f = safe_fclose(f); |
0709b743 | 375 | |
36297390 | 376 | f = fopen(fn, "r+"); |
0709b743 RC |
377 | assert_se(f); |
378 | ||
b1837133 | 379 | assert_se(write_string_stream(f, "boohoo", 0) == 0); |
0709b743 RC |
380 | rewind(f); |
381 | ||
382 | assert_se(fgets(buf, sizeof(buf), f)); | |
383 | assert_se(streq(buf, "boohoo\n")); | |
36297390 | 384 | f = safe_fclose(f); |
0709b743 | 385 | |
36297390 | 386 | f = fopen(fn, "w+"); |
40beecdb DM |
387 | assert_se(f); |
388 | ||
b1837133 | 389 | assert_se(write_string_stream(f, "boohoo", WRITE_STRING_FILE_AVOID_NEWLINE) == 0); |
40beecdb DM |
390 | rewind(f); |
391 | ||
392 | assert_se(fgets(buf, sizeof(buf), f)); | |
393 | printf(">%s<", buf); | |
394 | assert_se(streq(buf, "boohoo")); | |
0709b743 RC |
395 | } |
396 | ||
397 | static void test_write_string_file(void) { | |
627d2bac | 398 | _cleanup_(unlink_tempfilep) char fn[] = "/tmp/test-write_string_file-XXXXXX"; |
76082570 RC |
399 | char buf[64] = {}; |
400 | _cleanup_close_ int fd; | |
0709b743 | 401 | |
646853bd | 402 | fd = mkostemp_safe(fn); |
0709b743 RC |
403 | assert_se(fd >= 0); |
404 | ||
4c1fc3e4 | 405 | assert_se(write_string_file(fn, "boohoo", WRITE_STRING_FILE_CREATE) == 0); |
0709b743 | 406 | |
cca0efb0 | 407 | assert_se(read(fd, buf, sizeof(buf)) == 7); |
0709b743 | 408 | assert_se(streq(buf, "boohoo\n")); |
0709b743 RC |
409 | } |
410 | ||
e07995a3 | 411 | static void test_write_string_file_no_create(void) { |
627d2bac | 412 | _cleanup_(unlink_tempfilep) char fn[] = "/tmp/test-write_string_file_no_create-XXXXXX"; |
e07995a3 RC |
413 | _cleanup_close_ int fd; |
414 | char buf[64] = {0}; | |
415 | ||
646853bd | 416 | fd = mkostemp_safe(fn); |
e07995a3 RC |
417 | assert_se(fd >= 0); |
418 | ||
4c1fc3e4 DM |
419 | assert_se(write_string_file("/a/file/which/does/not/exists/i/guess", "boohoo", 0) < 0); |
420 | assert_se(write_string_file(fn, "boohoo", 0) == 0); | |
e07995a3 | 421 | |
fbd0b64f | 422 | assert_se(read(fd, buf, sizeof(buf)) == STRLEN("boohoo\n")); |
e07995a3 | 423 | assert_se(streq(buf, "boohoo\n")); |
e07995a3 RC |
424 | } |
425 | ||
eb3da901 LP |
426 | static void test_write_string_file_verify(void) { |
427 | _cleanup_free_ char *buf = NULL, *buf2 = NULL; | |
428 | int r; | |
429 | ||
430 | assert_se(read_one_line_file("/proc/cmdline", &buf) >= 0); | |
dcd6361e | 431 | assert_se(buf2 = strjoin(buf, "\n")); |
eb3da901 LP |
432 | |
433 | r = write_string_file("/proc/cmdline", buf, 0); | |
4c701096 | 434 | assert_se(IN_SET(r, -EACCES, -EIO)); |
eb3da901 | 435 | r = write_string_file("/proc/cmdline", buf2, 0); |
4c701096 | 436 | assert_se(IN_SET(r, -EACCES, -EIO)); |
eb3da901 LP |
437 | |
438 | assert_se(write_string_file("/proc/cmdline", buf, WRITE_STRING_FILE_VERIFY_ON_FAILURE) == 0); | |
439 | assert_se(write_string_file("/proc/cmdline", buf2, WRITE_STRING_FILE_VERIFY_ON_FAILURE) == 0); | |
440 | ||
441 | r = write_string_file("/proc/cmdline", buf, WRITE_STRING_FILE_VERIFY_ON_FAILURE|WRITE_STRING_FILE_AVOID_NEWLINE); | |
4c701096 | 442 | assert_se(IN_SET(r, -EACCES, -EIO)); |
eb3da901 LP |
443 | assert_se(write_string_file("/proc/cmdline", buf2, WRITE_STRING_FILE_VERIFY_ON_FAILURE|WRITE_STRING_FILE_AVOID_NEWLINE) == 0); |
444 | } | |
445 | ||
e07995a3 | 446 | static void test_load_env_file_pairs(void) { |
627d2bac ZJS |
447 | _cleanup_(unlink_tempfilep) char fn[] = "/tmp/test-load_env_file_pairs-XXXXXX"; |
448 | int fd, r; | |
e07995a3 RC |
449 | _cleanup_fclose_ FILE *f = NULL; |
450 | _cleanup_strv_free_ char **l = NULL; | |
451 | char **k, **v; | |
452 | ||
646853bd | 453 | fd = mkostemp_safe(fn); |
e07995a3 RC |
454 | assert_se(fd >= 0); |
455 | ||
456 | r = write_string_file(fn, | |
457 | "NAME=\"Arch Linux\"\n" | |
458 | "ID=arch\n" | |
459 | "PRETTY_NAME=\"Arch Linux\"\n" | |
460 | "ANSI_COLOR=\"0;36\"\n" | |
461 | "HOME_URL=\"https://www.archlinux.org/\"\n" | |
462 | "SUPPORT_URL=\"https://bbs.archlinux.org/\"\n" | |
4c1fc3e4 DM |
463 | "BUG_REPORT_URL=\"https://bugs.archlinux.org/\"\n", |
464 | WRITE_STRING_FILE_CREATE); | |
e07995a3 RC |
465 | assert_se(r == 0); |
466 | ||
467 | f = fdopen(fd, "r"); | |
468 | assert_se(f); | |
469 | ||
aa8fbc74 | 470 | r = load_env_file_pairs(f, fn, &l); |
e07995a3 RC |
471 | assert_se(r >= 0); |
472 | ||
473 | assert_se(strv_length(l) == 14); | |
474 | STRV_FOREACH_PAIR(k, v, l) { | |
475 | assert_se(STR_IN_SET(*k, "NAME", "ID", "PRETTY_NAME", "ANSI_COLOR", "HOME_URL", "SUPPORT_URL", "BUG_REPORT_URL")); | |
476 | printf("%s=%s\n", *k, *v); | |
477 | if (streq(*k, "NAME")) assert_se(streq(*v, "Arch Linux")); | |
478 | if (streq(*k, "ID")) assert_se(streq(*v, "arch")); | |
479 | if (streq(*k, "PRETTY_NAME")) assert_se(streq(*v, "Arch Linux")); | |
480 | if (streq(*k, "ANSI_COLOR")) assert_se(streq(*v, "0;36")); | |
481 | if (streq(*k, "HOME_URL")) assert_se(streq(*v, "https://www.archlinux.org/")); | |
482 | if (streq(*k, "SUPPORT_URL")) assert_se(streq(*v, "https://bbs.archlinux.org/")); | |
483 | if (streq(*k, "BUG_REPORT_URL")) assert_se(streq(*v, "https://bugs.archlinux.org/")); | |
484 | } | |
e07995a3 RC |
485 | } |
486 | ||
897891f0 RC |
487 | static void test_search_and_fopen(void) { |
488 | const char *dirs[] = {"/tmp/foo/bar", "/tmp", NULL}; | |
627d2bac | 489 | |
897891f0 | 490 | char name[] = "/tmp/test-search_and_fopen.XXXXXX"; |
627d2bac | 491 | int fd, r; |
897891f0 RC |
492 | FILE *f; |
493 | ||
646853bd | 494 | fd = mkostemp_safe(name); |
897891f0 RC |
495 | assert_se(fd >= 0); |
496 | close(fd); | |
497 | ||
498 | r = search_and_fopen(basename(name), "r", NULL, dirs, &f); | |
499 | assert_se(r >= 0); | |
500 | fclose(f); | |
501 | ||
502 | r = search_and_fopen(name, "r", NULL, dirs, &f); | |
503 | assert_se(r >= 0); | |
504 | fclose(f); | |
505 | ||
506 | r = search_and_fopen(basename(name), "r", "/", dirs, &f); | |
507 | assert_se(r >= 0); | |
508 | fclose(f); | |
509 | ||
510 | r = search_and_fopen("/a/file/which/does/not/exist/i/guess", "r", NULL, dirs, &f); | |
511 | assert_se(r < 0); | |
512 | r = search_and_fopen("afilewhichdoesnotexistiguess", "r", NULL, dirs, &f); | |
513 | assert_se(r < 0); | |
514 | ||
515 | r = unlink(name); | |
516 | assert_se(r == 0); | |
517 | ||
518 | r = search_and_fopen(basename(name), "r", NULL, dirs, &f); | |
519 | assert_se(r < 0); | |
520 | } | |
521 | ||
897891f0 RC |
522 | static void test_search_and_fopen_nulstr(void) { |
523 | const char dirs[] = "/tmp/foo/bar\0/tmp\0"; | |
627d2bac ZJS |
524 | |
525 | _cleanup_(unlink_tempfilep) char name[] = "/tmp/test-search_and_fopen.XXXXXX"; | |
526 | int fd, r; | |
897891f0 RC |
527 | FILE *f; |
528 | ||
646853bd | 529 | fd = mkostemp_safe(name); |
897891f0 RC |
530 | assert_se(fd >= 0); |
531 | close(fd); | |
532 | ||
533 | r = search_and_fopen_nulstr(basename(name), "r", NULL, dirs, &f); | |
534 | assert_se(r >= 0); | |
535 | fclose(f); | |
536 | ||
537 | r = search_and_fopen_nulstr(name, "r", NULL, dirs, &f); | |
538 | assert_se(r >= 0); | |
539 | fclose(f); | |
540 | ||
541 | r = search_and_fopen_nulstr("/a/file/which/does/not/exist/i/guess", "r", NULL, dirs, &f); | |
542 | assert_se(r < 0); | |
543 | r = search_and_fopen_nulstr("afilewhichdoesnotexistiguess", "r", NULL, dirs, &f); | |
544 | assert_se(r < 0); | |
545 | ||
546 | r = unlink(name); | |
547 | assert_se(r == 0); | |
548 | ||
549 | r = search_and_fopen_nulstr(basename(name), "r", NULL, dirs, &f); | |
550 | assert_se(r < 0); | |
551 | } | |
552 | ||
553 | static void test_writing_tmpfile(void) { | |
627d2bac | 554 | _cleanup_(unlink_tempfilep) char name[] = "/tmp/test-systemd_writing_tmpfile.XXXXXX"; |
897891f0 RC |
555 | _cleanup_free_ char *contents = NULL; |
556 | size_t size; | |
9a92e255 | 557 | _cleanup_close_ int fd = -1; |
897891f0 | 558 | struct iovec iov[3]; |
627d2bac | 559 | int r; |
897891f0 | 560 | |
e6a7ec4b LP |
561 | iov[0] = IOVEC_MAKE_STRING("abc\n"); |
562 | iov[1] = IOVEC_MAKE_STRING(ALPHANUMERICAL "\n"); | |
563 | iov[2] = IOVEC_MAKE_STRING(""); | |
897891f0 | 564 | |
646853bd | 565 | fd = mkostemp_safe(name); |
897891f0 RC |
566 | printf("tmpfile: %s", name); |
567 | ||
568 | r = writev(fd, iov, 3); | |
569 | assert_se(r >= 0); | |
570 | ||
571 | r = read_full_file(name, &contents, &size); | |
572 | assert_se(r == 0); | |
573 | printf("contents: %s", contents); | |
574 | assert_se(streq(contents, "abc\n" ALPHANUMERICAL "\n")); | |
897891f0 RC |
575 | } |
576 | ||
577 | static void test_tempfn(void) { | |
578 | char *ret = NULL, *p; | |
579 | ||
580 | assert_se(tempfn_xxxxxx("/foo/bar/waldo", NULL, &ret) >= 0); | |
581 | assert_se(streq_ptr(ret, "/foo/bar/.#waldoXXXXXX")); | |
582 | free(ret); | |
583 | ||
584 | assert_se(tempfn_xxxxxx("/foo/bar/waldo", "[miau]", &ret) >= 0); | |
585 | assert_se(streq_ptr(ret, "/foo/bar/.#[miau]waldoXXXXXX")); | |
586 | free(ret); | |
587 | ||
588 | assert_se(tempfn_random("/foo/bar/waldo", NULL, &ret) >= 0); | |
589 | assert_se(p = startswith(ret, "/foo/bar/.#waldo")); | |
590 | assert_se(strlen(p) == 16); | |
591 | assert_se(in_charset(p, "0123456789abcdef")); | |
592 | free(ret); | |
593 | ||
594 | assert_se(tempfn_random("/foo/bar/waldo", "[wuff]", &ret) >= 0); | |
595 | assert_se(p = startswith(ret, "/foo/bar/.#[wuff]waldo")); | |
596 | assert_se(strlen(p) == 16); | |
597 | assert_se(in_charset(p, "0123456789abcdef")); | |
598 | free(ret); | |
599 | ||
600 | assert_se(tempfn_random_child("/foo/bar/waldo", NULL, &ret) >= 0); | |
601 | assert_se(p = startswith(ret, "/foo/bar/waldo/.#")); | |
602 | assert_se(strlen(p) == 16); | |
603 | assert_se(in_charset(p, "0123456789abcdef")); | |
604 | free(ret); | |
605 | ||
606 | assert_se(tempfn_random_child("/foo/bar/waldo", "[kikiriki]", &ret) >= 0); | |
607 | assert_se(p = startswith(ret, "/foo/bar/waldo/.#[kikiriki]")); | |
608 | assert_se(strlen(p) == 16); | |
609 | assert_se(in_charset(p, "0123456789abcdef")); | |
610 | free(ret); | |
611 | } | |
612 | ||
2c9de139 ZJS |
613 | static const char buffer[] = |
614 | "Some test data\n" | |
838894b0 LP |
615 | "Some weird line\r" |
616 | "terminators\r\n" | |
617 | "and even more\n\r" | |
618 | "now the same with a NUL\n\0" | |
619 | "and more\r\0" | |
620 | "and even more\r\n\0" | |
621 | "and yet even more\n\r\0" | |
2c9de139 ZJS |
622 | "With newlines, and a NUL byte\0" |
623 | "\n" | |
624 | "an empty line\n" | |
625 | "an ignored line\n" | |
626 | "and a very long line that is supposed to be truncated, because it is so long\n"; | |
627 | ||
628 | static void test_read_line_one_file(FILE *f) { | |
4f9a66a3 LP |
629 | _cleanup_free_ char *line = NULL; |
630 | ||
4f9a66a3 LP |
631 | assert_se(read_line(f, (size_t) -1, &line) == 15 && streq(line, "Some test data")); |
632 | line = mfree(line); | |
633 | ||
838894b0 LP |
634 | assert_se(read_line(f, (size_t) -1, &line) == 16 && streq(line, "Some weird line")); |
635 | line = mfree(line); | |
636 | ||
637 | assert_se(read_line(f, (size_t) -1, &line) == 13 && streq(line, "terminators")); | |
638 | line = mfree(line); | |
639 | ||
640 | assert_se(read_line(f, (size_t) -1, &line) == 15 && streq(line, "and even more")); | |
641 | line = mfree(line); | |
642 | ||
643 | assert_se(read_line(f, (size_t) -1, &line) == 25 && streq(line, "now the same with a NUL")); | |
644 | line = mfree(line); | |
645 | ||
646 | assert_se(read_line(f, (size_t) -1, &line) == 10 && streq(line, "and more")); | |
647 | line = mfree(line); | |
648 | ||
649 | assert_se(read_line(f, (size_t) -1, &line) == 16 && streq(line, "and even more")); | |
650 | line = mfree(line); | |
651 | ||
652 | assert_se(read_line(f, (size_t) -1, &line) == 20 && streq(line, "and yet even more")); | |
653 | line = mfree(line); | |
654 | ||
4f9a66a3 LP |
655 | assert_se(read_line(f, 1024, &line) == 30 && streq(line, "With newlines, and a NUL byte")); |
656 | line = mfree(line); | |
657 | ||
658 | assert_se(read_line(f, 1024, &line) == 1 && streq(line, "")); | |
659 | line = mfree(line); | |
660 | ||
661 | assert_se(read_line(f, 1024, &line) == 14 && streq(line, "an empty line")); | |
662 | line = mfree(line); | |
663 | ||
664 | assert_se(read_line(f, (size_t) -1, NULL) == 16); | |
665 | ||
666 | assert_se(read_line(f, 16, &line) == -ENOBUFS); | |
667 | line = mfree(line); | |
668 | ||
669 | /* read_line() stopped when it hit the limit, that means when we continue reading we'll read at the first | |
670 | * character after the previous limit. Let's make use of tha to continue our test. */ | |
838894b0 | 671 | assert_se(read_line(f, 1024, &line) == 62 && streq(line, "line that is supposed to be truncated, because it is so long")); |
4f9a66a3 LP |
672 | line = mfree(line); |
673 | ||
674 | assert_se(read_line(f, 1024, &line) == 0 && streq(line, "")); | |
675 | } | |
676 | ||
2c9de139 ZJS |
677 | static void test_read_line(void) { |
678 | _cleanup_fclose_ FILE *f = NULL; | |
2c9de139 ZJS |
679 | |
680 | f = fmemopen((void*) buffer, sizeof(buffer), "re"); | |
681 | assert_se(f); | |
682 | ||
683 | test_read_line_one_file(f); | |
684 | } | |
685 | ||
686 | static void test_read_line2(void) { | |
627d2bac | 687 | _cleanup_(unlink_tempfilep) char name[] = "/tmp/test-fileio.XXXXXX"; |
2c9de139 ZJS |
688 | int fd; |
689 | _cleanup_fclose_ FILE *f = NULL; | |
690 | ||
691 | fd = mkostemp_safe(name); | |
692 | assert_se(fd >= 0); | |
693 | assert_se((size_t) write(fd, buffer, sizeof(buffer)) == sizeof(buffer)); | |
694 | ||
695 | assert_se(lseek(fd, 0, SEEK_SET) == 0); | |
696 | assert_se(f = fdopen(fd, "r")); | |
697 | ||
698 | test_read_line_one_file(f); | |
699 | } | |
700 | ||
701 | static void test_read_line3(void) { | |
702 | _cleanup_fclose_ FILE *f = NULL; | |
703 | _cleanup_free_ char *line = NULL; | |
704 | int r; | |
705 | ||
706 | f = fopen("/proc/cmdline", "re"); | |
707 | if (!f && IN_SET(errno, ENOENT, EPERM)) | |
708 | return; | |
709 | assert_se(f); | |
710 | ||
711 | r = read_line(f, LINE_MAX, &line); | |
712 | assert_se((size_t) r == strlen(line) + 1); | |
713 | assert_se(read_line(f, LINE_MAX, NULL) == 0); | |
714 | } | |
715 | ||
6baac700 LP |
716 | static void test_read_line4(void) { |
717 | static const struct { | |
718 | size_t length; | |
719 | const char *string; | |
720 | } eof_endings[] = { | |
721 | /* Each of these will be followed by EOF and should generate the one same single string */ | |
722 | { 3, "foo" }, | |
723 | { 4, "foo\n" }, | |
724 | { 4, "foo\r" }, | |
725 | { 4, "foo\0" }, | |
726 | { 5, "foo\n\0" }, | |
727 | { 5, "foo\r\0" }, | |
728 | { 5, "foo\r\n" }, | |
729 | { 5, "foo\n\r" }, | |
730 | { 6, "foo\r\n\0" }, | |
731 | { 6, "foo\n\r\0" }, | |
732 | }; | |
733 | ||
734 | size_t i; | |
735 | int r; | |
736 | ||
737 | for (i = 0; i < ELEMENTSOF(eof_endings); i++) { | |
738 | _cleanup_fclose_ FILE *f = NULL; | |
739 | _cleanup_free_ char *s = NULL; | |
740 | ||
741 | assert_se(f = fmemopen((void*) eof_endings[i].string, eof_endings[i].length, "r")); | |
742 | ||
743 | r = read_line(f, (size_t) -1, &s); | |
744 | assert_se((size_t) r == eof_endings[i].length); | |
745 | assert_se(streq_ptr(s, "foo")); | |
746 | ||
747 | assert_se(read_line(f, (size_t) -1, NULL) == 0); /* Ensure we hit EOF */ | |
748 | } | |
749 | } | |
750 | ||
3946d576 LP |
751 | static void test_read_nul_string(void) { |
752 | static const char test[] = "string nr. 1\0" | |
753 | "string nr. 2\n\0" | |
754 | "empty string follows\0" | |
755 | "\0" | |
756 | "final string\n is empty\0" | |
757 | "\0"; | |
758 | ||
759 | _cleanup_fclose_ FILE *f = NULL; | |
760 | _cleanup_free_ char *s = NULL; | |
761 | ||
762 | assert_se(f = fmemopen((void*) test, sizeof(test)-1, "r")); | |
763 | ||
764 | assert_se(read_nul_string(f, LONG_LINE_MAX, &s) == 13 && streq_ptr(s, "string nr. 1")); | |
765 | s = mfree(s); | |
766 | ||
767 | assert_se(read_nul_string(f, LONG_LINE_MAX, &s) == 14 && streq_ptr(s, "string nr. 2\n")); | |
768 | s = mfree(s); | |
769 | ||
770 | assert_se(read_nul_string(f, LONG_LINE_MAX, &s) == 21 && streq_ptr(s, "empty string follows")); | |
771 | s = mfree(s); | |
772 | ||
773 | assert_se(read_nul_string(f, LONG_LINE_MAX, &s) == 1 && streq_ptr(s, "")); | |
774 | s = mfree(s); | |
775 | ||
776 | assert_se(read_nul_string(f, LONG_LINE_MAX, &s) == 23 && streq_ptr(s, "final string\n is empty")); | |
777 | s = mfree(s); | |
778 | ||
779 | assert_se(read_nul_string(f, LONG_LINE_MAX, &s) == 1 && streq_ptr(s, "")); | |
780 | s = mfree(s); | |
781 | ||
782 | assert_se(read_nul_string(f, LONG_LINE_MAX, &s) == 0 && streq_ptr(s, "")); | |
783 | } | |
784 | ||
f73141d7 | 785 | int main(int argc, char *argv[]) { |
6d7c4033 | 786 | test_setup_logging(LOG_DEBUG); |
1e5413f7 | 787 | |
f73141d7 | 788 | test_parse_env_file(); |
ac4c8d6d | 789 | test_parse_multiline_env_file(); |
37f3ffca | 790 | test_merge_env_file(); |
184d1904 | 791 | test_merge_env_file_invalid(); |
68fee104 | 792 | test_executable_is_script(); |
69ab8088 | 793 | test_status_field(); |
1e5413f7 | 794 | test_capeff(); |
0709b743 RC |
795 | test_write_string_stream(); |
796 | test_write_string_file(); | |
e07995a3 | 797 | test_write_string_file_no_create(); |
eb3da901 | 798 | test_write_string_file_verify(); |
e07995a3 | 799 | test_load_env_file_pairs(); |
897891f0 RC |
800 | test_search_and_fopen(); |
801 | test_search_and_fopen_nulstr(); | |
802 | test_writing_tmpfile(); | |
803 | test_tempfn(); | |
4f9a66a3 | 804 | test_read_line(); |
2c9de139 ZJS |
805 | test_read_line2(); |
806 | test_read_line3(); | |
6baac700 | 807 | test_read_line4(); |
3946d576 | 808 | test_read_nul_string(); |
1e5413f7 | 809 | |
f73141d7 LP |
810 | return 0; |
811 | } |