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Commit | Line | Data |
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6c03089c LP |
1 | /*** |
2 | This file is part of systemd. | |
3 | ||
4 | Copyright 2013 Zbigniew Jędrzejewski-Szmek | |
5 | ||
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. | |
10 | ||
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. | |
15 | ||
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/>. | |
18 | ***/ | |
19 | ||
b5efdb8a | 20 | #include "alloc-util.h" |
96cde13a | 21 | #include "cgroup-util.h" |
a0956174 | 22 | #include "dirent-util.h" |
3ffd4af2 | 23 | #include "fd-util.h" |
6482f626 | 24 | #include "formats-util.h" |
6bedfcbb | 25 | #include "parse-util.h" |
0b452006 | 26 | #include "process-util.h" |
07630cea | 27 | #include "string-util.h" |
3ffd4af2 | 28 | #include "test-helper.h" |
ee104e11 | 29 | #include "user-util.h" |
3ffd4af2 | 30 | #include "util.h" |
96cde13a | 31 | |
7027ff61 | 32 | static void check_p_d_u(const char *path, int code, const char *result) { |
6c03089c | 33 | _cleanup_free_ char *unit = NULL; |
d4fffc4b | 34 | int r; |
96cde13a | 35 | |
d4fffc4b ZJS |
36 | r = cg_path_decode_unit(path, &unit); |
37 | printf("%s: %s → %s %d expected %s %d\n", __func__, path, unit, r, result, code); | |
38 | assert_se(r == code); | |
6c03089c LP |
39 | assert_se(streq_ptr(unit, result)); |
40 | } | |
96cde13a | 41 | |
7027ff61 | 42 | static void test_path_decode_unit(void) { |
d7bd3de0 LP |
43 | check_p_d_u("getty@tty2.service", 0, "getty@tty2.service"); |
44 | check_p_d_u("getty@tty2.service/", 0, "getty@tty2.service"); | |
45 | check_p_d_u("getty@tty2.service/xxx", 0, "getty@tty2.service"); | |
cfeaa44a LP |
46 | check_p_d_u("getty@.service/", -ENXIO, NULL); |
47 | check_p_d_u("getty@.service", -ENXIO, NULL); | |
7027ff61 | 48 | check_p_d_u("getty.service", 0, "getty.service"); |
cfeaa44a LP |
49 | check_p_d_u("getty", -ENXIO, NULL); |
50 | check_p_d_u("getty/waldo", -ENXIO, NULL); | |
d7bd3de0 | 51 | check_p_d_u("_cpu.service", 0, "cpu.service"); |
6c03089c LP |
52 | } |
53 | ||
54 | static void check_p_g_u(const char *path, int code, const char *result) { | |
55 | _cleanup_free_ char *unit = NULL; | |
d4fffc4b | 56 | int r; |
6c03089c | 57 | |
d4fffc4b ZJS |
58 | r = cg_path_get_unit(path, &unit); |
59 | printf("%s: %s → %s %d expected %s %d\n", __func__, path, unit, r, result, code); | |
60 | assert_se(r == code); | |
6c03089c LP |
61 | assert_se(streq_ptr(unit, result)); |
62 | } | |
63 | ||
9444b1f2 LP |
64 | static void test_path_get_unit(void) { |
65 | check_p_g_u("/system.slice/foobar.service/sdfdsaf", 0, "foobar.service"); | |
d7bd3de0 LP |
66 | check_p_g_u("/system.slice/getty@tty5.service", 0, "getty@tty5.service"); |
67 | check_p_g_u("/system.slice/getty@tty5.service/aaa/bbb", 0, "getty@tty5.service"); | |
68 | check_p_g_u("/system.slice/getty@tty5.service/", 0, "getty@tty5.service"); | |
9444b1f2 | 69 | check_p_g_u("/system.slice/getty@tty6.service/tty5", 0, "getty@tty6.service"); |
cfeaa44a LP |
70 | check_p_g_u("sadfdsafsda", -ENXIO, NULL); |
71 | check_p_g_u("/system.slice/getty####@tty6.service/xxx", -ENXIO, NULL); | |
9444b1f2 | 72 | check_p_g_u("/system.slice/system-waldo.slice/foobar.service/sdfdsaf", 0, "foobar.service"); |
d7bd3de0 | 73 | check_p_g_u("/system.slice/system-waldo.slice/_cpu.service/sdfdsaf", 0, "cpu.service"); |
d4fffc4b | 74 | check_p_g_u("/user.slice/user-1000.slice/user@1000.service/server.service", 0, "user@1000.service"); |
cfeaa44a | 75 | check_p_g_u("/user.slice/user-1000.slice/user@.service/server.service", -ENXIO, NULL); |
9444b1f2 LP |
76 | } |
77 | ||
6c03089c LP |
78 | static void check_p_g_u_u(const char *path, int code, const char *result) { |
79 | _cleanup_free_ char *unit = NULL; | |
d4fffc4b | 80 | int r; |
6c03089c | 81 | |
d4fffc4b ZJS |
82 | r = cg_path_get_user_unit(path, &unit); |
83 | printf("%s: %s → %s %d expected %s %d\n", __func__, path, unit, r, result, code); | |
84 | assert_se(r == code); | |
6c03089c LP |
85 | assert_se(streq_ptr(unit, result)); |
86 | } | |
87 | ||
9444b1f2 | 88 | static void test_path_get_user_unit(void) { |
374ec6ab LP |
89 | check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/foobar.service", 0, "foobar.service"); |
90 | check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/waldo.slice/foobar.service", 0, "foobar.service"); | |
91 | check_p_g_u_u("/user.slice/user-1002.slice/session-2.scope/foobar.service/waldo", 0, "foobar.service"); | |
92 | check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/foobar.service/waldo/uuuux", 0, "foobar.service"); | |
cfeaa44a | 93 | check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/waldo/waldo/uuuux", -ENXIO, NULL); |
d7bd3de0 LP |
94 | check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/foobar@pie.service/pa/po", 0, "foobar@pie.service"); |
95 | check_p_g_u_u("/session-2.scope/foobar@pie.service/pa/po", 0, "foobar@pie.service"); | |
96 | check_p_g_u_u("/xyz.slice/xyz-waldo.slice/session-77.scope/foobar@pie.service/pa/po", 0, "foobar@pie.service"); | |
cfeaa44a | 97 | check_p_g_u_u("/meh.service", -ENXIO, NULL); |
d7bd3de0 | 98 | check_p_g_u_u("/session-3.scope/_cpu.service", 0, "cpu.service"); |
d4fffc4b | 99 | check_p_g_u_u("/user.slice/user-1000.slice/user@1000.service/server.service", 0, "server.service"); |
32081481 | 100 | check_p_g_u_u("/user.slice/user-1000.slice/user@1000.service/foobar.slice/foobar@pie.service", 0, "foobar@pie.service"); |
cfeaa44a | 101 | check_p_g_u_u("/user.slice/user-1000.slice/user@.service/server.service", -ENXIO, NULL); |
7027ff61 | 102 | } |
6c03089c | 103 | |
9444b1f2 LP |
104 | static void check_p_g_s(const char *path, int code, const char *result) { |
105 | _cleanup_free_ char *s = NULL; | |
106 | ||
107 | assert_se(cg_path_get_session(path, &s) == code); | |
108 | assert_se(streq_ptr(s, result)); | |
96cde13a ZJS |
109 | } |
110 | ||
9444b1f2 | 111 | static void test_path_get_session(void) { |
374ec6ab LP |
112 | check_p_g_s("/user.slice/user-1000.slice/session-2.scope/foobar.service", 0, "2"); |
113 | check_p_g_s("/session-3.scope", 0, "3"); | |
cfeaa44a LP |
114 | check_p_g_s("/session-.scope", -ENXIO, NULL); |
115 | check_p_g_s("", -ENXIO, NULL); | |
9444b1f2 | 116 | } |
7027ff61 | 117 | |
9444b1f2 LP |
118 | static void check_p_g_o_u(const char *path, int code, uid_t result) { |
119 | uid_t uid = 0; | |
7027ff61 | 120 | |
9444b1f2 LP |
121 | assert_se(cg_path_get_owner_uid(path, &uid) == code); |
122 | assert_se(uid == result); | |
123 | } | |
124 | ||
125 | static void test_path_get_owner_uid(void) { | |
374ec6ab LP |
126 | check_p_g_o_u("/user.slice/user-1000.slice/session-2.scope/foobar.service", 0, 1000); |
127 | check_p_g_o_u("/user.slice/user-1006.slice", 0, 1006); | |
cfeaa44a | 128 | check_p_g_o_u("", -ENXIO, 0); |
9444b1f2 | 129 | } |
7027ff61 | 130 | |
8b0849e9 LP |
131 | static void check_p_g_slice(const char *path, int code, const char *result) { |
132 | _cleanup_free_ char *s = NULL; | |
133 | ||
134 | assert_se(cg_path_get_slice(path, &s) == code); | |
135 | assert_se(streq_ptr(s, result)); | |
136 | } | |
137 | ||
138 | static void test_path_get_slice(void) { | |
139 | check_p_g_slice("/user.slice", 0, "user.slice"); | |
140 | check_p_g_slice("/foobar", 0, "-.slice"); | |
141 | check_p_g_slice("/user.slice/user-waldo.slice", 0, "user-waldo.slice"); | |
142 | check_p_g_slice("", 0, "-.slice"); | |
143 | check_p_g_slice("foobar", 0, "-.slice"); | |
144 | check_p_g_slice("foobar.slice", 0, "foobar.slice"); | |
145 | check_p_g_slice("foo.slice/foo-bar.slice/waldo.service", 0, "foo-bar.slice"); | |
146 | } | |
147 | ||
329ac4bc LP |
148 | static void check_p_g_u_slice(const char *path, int code, const char *result) { |
149 | _cleanup_free_ char *s = NULL; | |
150 | ||
151 | assert_se(cg_path_get_user_slice(path, &s) == code); | |
152 | assert_se(streq_ptr(s, result)); | |
153 | } | |
154 | ||
155 | static void test_path_get_user_slice(void) { | |
156 | check_p_g_u_slice("/user.slice", -ENXIO, NULL); | |
157 | check_p_g_u_slice("/foobar", -ENXIO, NULL); | |
158 | check_p_g_u_slice("/user.slice/user-waldo.slice", -ENXIO, NULL); | |
159 | check_p_g_u_slice("", -ENXIO, NULL); | |
160 | check_p_g_u_slice("foobar", -ENXIO, NULL); | |
161 | check_p_g_u_slice("foobar.slice", -ENXIO, NULL); | |
162 | check_p_g_u_slice("foo.slice/foo-bar.slice/waldo.service", -ENXIO, NULL); | |
163 | ||
164 | check_p_g_u_slice("foo.slice/foo-bar.slice/user@1000.service", 0, "-.slice"); | |
165 | check_p_g_u_slice("foo.slice/foo-bar.slice/user@1000.service/", 0, "-.slice"); | |
166 | check_p_g_u_slice("foo.slice/foo-bar.slice/user@1000.service///", 0, "-.slice"); | |
167 | check_p_g_u_slice("foo.slice/foo-bar.slice/user@1000.service/waldo.service", 0, "-.slice"); | |
168 | check_p_g_u_slice("foo.slice/foo-bar.slice/user@1000.service/piep.slice/foo.service", 0, "piep.slice"); | |
169 | check_p_g_u_slice("/foo.slice//foo-bar.slice/user@1000.service/piep.slice//piep-pap.slice//foo.service", 0, "piep-pap.slice"); | |
170 | } | |
171 | ||
9444b1f2 LP |
172 | static void test_get_paths(void) { |
173 | _cleanup_free_ char *a = NULL; | |
174 | ||
175 | assert_se(cg_get_root_path(&a) >= 0); | |
176 | log_info("Root = %s", a); | |
7027ff61 LP |
177 | } |
178 | ||
aff38e74 LP |
179 | static void test_proc(void) { |
180 | _cleanup_closedir_ DIR *d = NULL; | |
181 | struct dirent *de; | |
182 | int r; | |
183 | ||
184 | d = opendir("/proc"); | |
185 | assert_se(d); | |
186 | ||
187 | FOREACH_DIRENT(de, d, break) { | |
e9174f29 | 188 | _cleanup_free_ char *path = NULL, *path_shifted = NULL, *session = NULL, *unit = NULL, *user_unit = NULL, *machine = NULL, *slice = NULL; |
aff38e74 | 189 | pid_t pid; |
fed1e721 | 190 | uid_t uid = UID_INVALID; |
aff38e74 LP |
191 | |
192 | if (de->d_type != DT_DIR && | |
193 | de->d_type != DT_UNKNOWN) | |
194 | continue; | |
195 | ||
196 | r = parse_pid(de->d_name, &pid); | |
197 | if (r < 0) | |
198 | continue; | |
199 | ||
ae018d9b LP |
200 | if (is_kernel_thread(pid)) |
201 | continue; | |
202 | ||
aff38e74 | 203 | cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, pid, &path); |
e9174f29 | 204 | cg_pid_get_path_shifted(pid, NULL, &path_shifted); |
ae018d9b | 205 | cg_pid_get_owner_uid(pid, &uid); |
aff38e74 LP |
206 | cg_pid_get_session(pid, &session); |
207 | cg_pid_get_unit(pid, &unit); | |
208 | cg_pid_get_user_unit(pid, &user_unit); | |
209 | cg_pid_get_machine_name(pid, &machine); | |
1021b21b | 210 | cg_pid_get_slice(pid, &slice); |
aff38e74 | 211 | |
de0671ee ZJS |
212 | printf(PID_FMT"\t%s\t%s\t"UID_FMT"\t%s\t%s\t%s\t%s\t%s\n", |
213 | pid, | |
aff38e74 | 214 | path, |
aff38e74 | 215 | path_shifted, |
de0671ee | 216 | uid, |
aff38e74 LP |
217 | session, |
218 | unit, | |
219 | user_unit, | |
1021b21b LP |
220 | machine, |
221 | slice); | |
aff38e74 LP |
222 | } |
223 | } | |
224 | ||
ae018d9b LP |
225 | static void test_escape_one(const char *s, const char *r) { |
226 | _cleanup_free_ char *b; | |
227 | ||
228 | b = cg_escape(s); | |
229 | assert_se(b); | |
230 | assert_se(streq(b, r)); | |
231 | ||
232 | assert_se(streq(cg_unescape(b), s)); | |
233 | } | |
234 | ||
235 | static void test_escape(void) { | |
236 | test_escape_one("foobar", "foobar"); | |
a0ab5665 | 237 | test_escape_one(".foobar", "_.foobar"); |
ae018d9b LP |
238 | test_escape_one("foobar.service", "foobar.service"); |
239 | test_escape_one("cgroup.service", "_cgroup.service"); | |
ae018d9b | 240 | test_escape_one("tasks", "_tasks"); |
e13bb5d2 KS |
241 | if (access("/sys/fs/cgroup/cpu", F_OK) == 0) |
242 | test_escape_one("cpu.service", "_cpu.service"); | |
ae018d9b | 243 | test_escape_one("_foobar", "__foobar"); |
a0ab5665 LP |
244 | test_escape_one("", "_"); |
245 | test_escape_one("_", "__"); | |
246 | test_escape_one(".", "_."); | |
ae018d9b LP |
247 | } |
248 | ||
78edb35a | 249 | static void test_controller_is_valid(void) { |
185a0874 DJL |
250 | assert_se(cg_controller_is_valid("foobar")); |
251 | assert_se(cg_controller_is_valid("foo_bar")); | |
252 | assert_se(cg_controller_is_valid("name=foo")); | |
253 | assert_se(!cg_controller_is_valid("")); | |
254 | assert_se(!cg_controller_is_valid("name=")); | |
255 | assert_se(!cg_controller_is_valid("=")); | |
256 | assert_se(!cg_controller_is_valid("cpu,cpuacct")); | |
257 | assert_se(!cg_controller_is_valid("_")); | |
258 | assert_se(!cg_controller_is_valid("_foobar")); | |
259 | assert_se(!cg_controller_is_valid("tatü")); | |
78edb35a LP |
260 | } |
261 | ||
a016b922 LP |
262 | static void test_slice_to_path_one(const char *unit, const char *path, int error) { |
263 | _cleanup_free_ char *ret = NULL; | |
264 | ||
265 | assert_se(cg_slice_to_path(unit, &ret) == error); | |
266 | assert_se(streq_ptr(ret, path)); | |
267 | } | |
268 | ||
269 | static void test_slice_to_path(void) { | |
270 | ||
271 | test_slice_to_path_one("foobar.slice", "foobar.slice", 0); | |
272 | test_slice_to_path_one("foobar-waldo.slice", "foobar.slice/foobar-waldo.slice", 0); | |
273 | test_slice_to_path_one("foobar-waldo.service", NULL, -EINVAL); | |
c96cc582 LP |
274 | test_slice_to_path_one("-.slice", "", 0); |
275 | test_slice_to_path_one("--.slice", NULL, -EINVAL); | |
276 | test_slice_to_path_one("-", NULL, -EINVAL); | |
a016b922 LP |
277 | test_slice_to_path_one("-foo-.slice", NULL, -EINVAL); |
278 | test_slice_to_path_one("-foo.slice", NULL, -EINVAL); | |
c96cc582 | 279 | test_slice_to_path_one("foo-.slice", NULL, -EINVAL); |
e66e5b61 | 280 | test_slice_to_path_one("foo--bar.slice", NULL, -EINVAL); |
c96cc582 | 281 | test_slice_to_path_one("foo.slice/foo--bar.slice", NULL, -EINVAL); |
a016b922 LP |
282 | test_slice_to_path_one("a-b.slice", "a.slice/a-b.slice", 0); |
283 | test_slice_to_path_one("a-b-c-d-e.slice", "a.slice/a-b.slice/a-b-c.slice/a-b-c-d.slice/a-b-c-d-e.slice", 0); | |
284 | } | |
285 | ||
751bc6ac LP |
286 | static void test_shift_path_one(const char *raw, const char *root, const char *shifted) { |
287 | const char *s = NULL; | |
288 | ||
289 | assert_se(cg_shift_path(raw, root, &s) >= 0); | |
290 | assert_se(streq(s, shifted)); | |
291 | } | |
292 | ||
293 | static void test_shift_path(void) { | |
294 | ||
295 | test_shift_path_one("/foobar/waldo", "/", "/foobar/waldo"); | |
296 | test_shift_path_one("/foobar/waldo", "", "/foobar/waldo"); | |
297 | test_shift_path_one("/foobar/waldo", "/foobar", "/waldo"); | |
298 | test_shift_path_one("/foobar/waldo", "/fuckfuck", "/foobar/waldo"); | |
299 | } | |
300 | ||
5f4c5fef LP |
301 | static void test_mask_supported(void) { |
302 | ||
303 | CGroupMask m; | |
304 | CGroupController c; | |
305 | ||
306 | assert_se(cg_mask_supported(&m) >= 0); | |
307 | ||
308 | for (c = 0; c < _CGROUP_CONTROLLER_MAX; c++) | |
309 | printf("'%s' is supported: %s\n", cgroup_controller_to_string(c), yes_no(m & CGROUP_CONTROLLER_TO_MASK(c))); | |
310 | } | |
311 | ||
96cde13a | 312 | int main(void) { |
7027ff61 | 313 | test_path_decode_unit(); |
6c03089c | 314 | test_path_get_unit(); |
7027ff61 | 315 | test_path_get_user_unit(); |
9444b1f2 LP |
316 | test_path_get_session(); |
317 | test_path_get_owner_uid(); | |
8b0849e9 | 318 | test_path_get_slice(); |
329ac4bc | 319 | test_path_get_user_slice(); |
143bfdaf | 320 | TEST_REQ_RUNNING_SYSTEMD(test_get_paths()); |
aff38e74 | 321 | test_proc(); |
143bfdaf | 322 | TEST_REQ_RUNNING_SYSTEMD(test_escape()); |
78edb35a | 323 | test_controller_is_valid(); |
a016b922 | 324 | test_slice_to_path(); |
751bc6ac | 325 | test_shift_path(); |
b3a7ba89 | 326 | TEST_REQ_RUNNING_SYSTEMD(test_mask_supported()); |
96cde13a ZJS |
327 | |
328 | return 0; | |
329 | } |