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6c03089c LP |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2013 Zbigniew Jędrzejewski-Szmek | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
96cde13a ZJS |
22 | #include <assert.h> |
23 | ||
24 | #include "util.h" | |
25 | #include "cgroup-util.h" | |
143bfdaf | 26 | #include "test-helper.h" |
96cde13a | 27 | |
7027ff61 | 28 | static void check_p_d_u(const char *path, int code, const char *result) { |
6c03089c | 29 | _cleanup_free_ char *unit = NULL; |
d4fffc4b | 30 | int r; |
96cde13a | 31 | |
d4fffc4b ZJS |
32 | r = cg_path_decode_unit(path, &unit); |
33 | printf("%s: %s → %s %d expected %s %d\n", __func__, path, unit, r, result, code); | |
34 | assert_se(r == code); | |
6c03089c LP |
35 | assert_se(streq_ptr(unit, result)); |
36 | } | |
96cde13a | 37 | |
7027ff61 | 38 | static void test_path_decode_unit(void) { |
d7bd3de0 LP |
39 | check_p_d_u("getty@tty2.service", 0, "getty@tty2.service"); |
40 | check_p_d_u("getty@tty2.service/", 0, "getty@tty2.service"); | |
41 | check_p_d_u("getty@tty2.service/xxx", 0, "getty@tty2.service"); | |
7027ff61 LP |
42 | check_p_d_u("getty@.service/", -EINVAL, NULL); |
43 | check_p_d_u("getty@.service", -EINVAL, NULL); | |
44 | check_p_d_u("getty.service", 0, "getty.service"); | |
45 | check_p_d_u("getty", -EINVAL, NULL); | |
d7bd3de0 LP |
46 | check_p_d_u("getty/waldo", -EINVAL, NULL); |
47 | check_p_d_u("_cpu.service", 0, "cpu.service"); | |
6c03089c LP |
48 | } |
49 | ||
50 | static void check_p_g_u(const char *path, int code, const char *result) { | |
51 | _cleanup_free_ char *unit = NULL; | |
d4fffc4b | 52 | int r; |
6c03089c | 53 | |
d4fffc4b ZJS |
54 | r = cg_path_get_unit(path, &unit); |
55 | printf("%s: %s → %s %d expected %s %d\n", __func__, path, unit, r, result, code); | |
56 | assert_se(r == code); | |
6c03089c LP |
57 | assert_se(streq_ptr(unit, result)); |
58 | } | |
59 | ||
9444b1f2 LP |
60 | static void test_path_get_unit(void) { |
61 | check_p_g_u("/system.slice/foobar.service/sdfdsaf", 0, "foobar.service"); | |
d7bd3de0 LP |
62 | check_p_g_u("/system.slice/getty@tty5.service", 0, "getty@tty5.service"); |
63 | check_p_g_u("/system.slice/getty@tty5.service/aaa/bbb", 0, "getty@tty5.service"); | |
64 | check_p_g_u("/system.slice/getty@tty5.service/", 0, "getty@tty5.service"); | |
9444b1f2 LP |
65 | check_p_g_u("/system.slice/getty@tty6.service/tty5", 0, "getty@tty6.service"); |
66 | check_p_g_u("sadfdsafsda", -EINVAL, NULL); | |
d7bd3de0 | 67 | check_p_g_u("/system.slice/getty####@tty6.service/xxx", -EINVAL, NULL); |
9444b1f2 | 68 | check_p_g_u("/system.slice/system-waldo.slice/foobar.service/sdfdsaf", 0, "foobar.service"); |
d7bd3de0 | 69 | check_p_g_u("/system.slice/system-waldo.slice/_cpu.service/sdfdsaf", 0, "cpu.service"); |
d4fffc4b ZJS |
70 | check_p_g_u("/user.slice/user-1000.slice/user@1000.service/server.service", 0, "user@1000.service"); |
71 | check_p_g_u("/user.slice/user-1000.slice/user@.service/server.service", -EINVAL, NULL); | |
9444b1f2 LP |
72 | } |
73 | ||
6c03089c LP |
74 | static void check_p_g_u_u(const char *path, int code, const char *result) { |
75 | _cleanup_free_ char *unit = NULL; | |
d4fffc4b | 76 | int r; |
6c03089c | 77 | |
d4fffc4b ZJS |
78 | r = cg_path_get_user_unit(path, &unit); |
79 | printf("%s: %s → %s %d expected %s %d\n", __func__, path, unit, r, result, code); | |
80 | assert_se(r == code); | |
6c03089c LP |
81 | assert_se(streq_ptr(unit, result)); |
82 | } | |
83 | ||
9444b1f2 | 84 | static void test_path_get_user_unit(void) { |
374ec6ab LP |
85 | check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/foobar.service", 0, "foobar.service"); |
86 | check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/waldo.slice/foobar.service", 0, "foobar.service"); | |
87 | check_p_g_u_u("/user.slice/user-1002.slice/session-2.scope/foobar.service/waldo", 0, "foobar.service"); | |
88 | check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/foobar.service/waldo/uuuux", 0, "foobar.service"); | |
89 | check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/waldo/waldo/uuuux", -EINVAL, NULL); | |
d7bd3de0 LP |
90 | check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/foobar@pie.service/pa/po", 0, "foobar@pie.service"); |
91 | check_p_g_u_u("/session-2.scope/foobar@pie.service/pa/po", 0, "foobar@pie.service"); | |
92 | check_p_g_u_u("/xyz.slice/xyz-waldo.slice/session-77.scope/foobar@pie.service/pa/po", 0, "foobar@pie.service"); | |
9444b1f2 | 93 | check_p_g_u_u("/meh.service", -ENOENT, NULL); |
d7bd3de0 | 94 | check_p_g_u_u("/session-3.scope/_cpu.service", 0, "cpu.service"); |
d4fffc4b ZJS |
95 | check_p_g_u_u("/user.slice/user-1000.slice/user@1000.service/server.service", 0, "server.service"); |
96 | check_p_g_u_u("/user.slice/user-1000.slice/user@.service/server.service", -ENOENT, NULL); | |
7027ff61 | 97 | } |
6c03089c | 98 | |
9444b1f2 LP |
99 | static void check_p_g_s(const char *path, int code, const char *result) { |
100 | _cleanup_free_ char *s = NULL; | |
101 | ||
102 | assert_se(cg_path_get_session(path, &s) == code); | |
103 | assert_se(streq_ptr(s, result)); | |
96cde13a ZJS |
104 | } |
105 | ||
9444b1f2 | 106 | static void test_path_get_session(void) { |
374ec6ab LP |
107 | check_p_g_s("/user.slice/user-1000.slice/session-2.scope/foobar.service", 0, "2"); |
108 | check_p_g_s("/session-3.scope", 0, "3"); | |
a13ee4c7 ZJS |
109 | check_p_g_s("/session-.scope", -ENOENT, NULL); |
110 | check_p_g_s("", -ENOENT, NULL); | |
9444b1f2 | 111 | } |
7027ff61 | 112 | |
9444b1f2 LP |
113 | static void check_p_g_o_u(const char *path, int code, uid_t result) { |
114 | uid_t uid = 0; | |
7027ff61 | 115 | |
9444b1f2 LP |
116 | assert_se(cg_path_get_owner_uid(path, &uid) == code); |
117 | assert_se(uid == result); | |
118 | } | |
119 | ||
120 | static void test_path_get_owner_uid(void) { | |
374ec6ab LP |
121 | check_p_g_o_u("/user.slice/user-1000.slice/session-2.scope/foobar.service", 0, 1000); |
122 | check_p_g_o_u("/user.slice/user-1006.slice", 0, 1006); | |
9444b1f2 LP |
123 | check_p_g_o_u("", -ENOENT, 0); |
124 | } | |
7027ff61 | 125 | |
9444b1f2 LP |
126 | static void test_get_paths(void) { |
127 | _cleanup_free_ char *a = NULL; | |
128 | ||
129 | assert_se(cg_get_root_path(&a) >= 0); | |
130 | log_info("Root = %s", a); | |
7027ff61 LP |
131 | } |
132 | ||
aff38e74 LP |
133 | static void test_proc(void) { |
134 | _cleanup_closedir_ DIR *d = NULL; | |
135 | struct dirent *de; | |
136 | int r; | |
137 | ||
138 | d = opendir("/proc"); | |
139 | assert_se(d); | |
140 | ||
141 | FOREACH_DIRENT(de, d, break) { | |
e9174f29 | 142 | _cleanup_free_ char *path = NULL, *path_shifted = NULL, *session = NULL, *unit = NULL, *user_unit = NULL, *machine = NULL, *slice = NULL; |
aff38e74 | 143 | pid_t pid; |
ae018d9b | 144 | uid_t uid = (uid_t) -1; |
aff38e74 LP |
145 | |
146 | if (de->d_type != DT_DIR && | |
147 | de->d_type != DT_UNKNOWN) | |
148 | continue; | |
149 | ||
150 | r = parse_pid(de->d_name, &pid); | |
151 | if (r < 0) | |
152 | continue; | |
153 | ||
ae018d9b LP |
154 | if (is_kernel_thread(pid)) |
155 | continue; | |
156 | ||
aff38e74 | 157 | cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, pid, &path); |
e9174f29 | 158 | cg_pid_get_path_shifted(pid, NULL, &path_shifted); |
ae018d9b | 159 | cg_pid_get_owner_uid(pid, &uid); |
aff38e74 LP |
160 | cg_pid_get_session(pid, &session); |
161 | cg_pid_get_unit(pid, &unit); | |
162 | cg_pid_get_user_unit(pid, &user_unit); | |
163 | cg_pid_get_machine_name(pid, &machine); | |
1021b21b | 164 | cg_pid_get_slice(pid, &slice); |
aff38e74 | 165 | |
de0671ee ZJS |
166 | printf(PID_FMT"\t%s\t%s\t"UID_FMT"\t%s\t%s\t%s\t%s\t%s\n", |
167 | pid, | |
aff38e74 | 168 | path, |
aff38e74 | 169 | path_shifted, |
de0671ee | 170 | uid, |
aff38e74 LP |
171 | session, |
172 | unit, | |
173 | user_unit, | |
1021b21b LP |
174 | machine, |
175 | slice); | |
aff38e74 LP |
176 | } |
177 | } | |
178 | ||
ae018d9b LP |
179 | static void test_escape_one(const char *s, const char *r) { |
180 | _cleanup_free_ char *b; | |
181 | ||
182 | b = cg_escape(s); | |
183 | assert_se(b); | |
184 | assert_se(streq(b, r)); | |
185 | ||
186 | assert_se(streq(cg_unescape(b), s)); | |
187 | } | |
188 | ||
189 | static void test_escape(void) { | |
190 | test_escape_one("foobar", "foobar"); | |
a0ab5665 | 191 | test_escape_one(".foobar", "_.foobar"); |
ae018d9b LP |
192 | test_escape_one("foobar.service", "foobar.service"); |
193 | test_escape_one("cgroup.service", "_cgroup.service"); | |
ae018d9b | 194 | test_escape_one("tasks", "_tasks"); |
e13bb5d2 KS |
195 | if (access("/sys/fs/cgroup/cpu", F_OK) == 0) |
196 | test_escape_one("cpu.service", "_cpu.service"); | |
ae018d9b | 197 | test_escape_one("_foobar", "__foobar"); |
a0ab5665 LP |
198 | test_escape_one("", "_"); |
199 | test_escape_one("_", "__"); | |
200 | test_escape_one(".", "_."); | |
ae018d9b LP |
201 | } |
202 | ||
78edb35a LP |
203 | static void test_controller_is_valid(void) { |
204 | assert_se(cg_controller_is_valid("foobar", false)); | |
205 | assert_se(cg_controller_is_valid("foo_bar", false)); | |
206 | assert_se(cg_controller_is_valid("name=foo", true)); | |
207 | assert_se(!cg_controller_is_valid("", false)); | |
208 | assert_se(!cg_controller_is_valid("name=", true)); | |
209 | assert_se(!cg_controller_is_valid("=", false)); | |
210 | assert_se(!cg_controller_is_valid("cpu,cpuacct", false)); | |
211 | assert_se(!cg_controller_is_valid("_", false)); | |
212 | assert_se(!cg_controller_is_valid("_foobar", false)); | |
213 | assert_se(!cg_controller_is_valid("tatü", false)); | |
214 | } | |
215 | ||
a016b922 LP |
216 | static void test_slice_to_path_one(const char *unit, const char *path, int error) { |
217 | _cleanup_free_ char *ret = NULL; | |
218 | ||
219 | assert_se(cg_slice_to_path(unit, &ret) == error); | |
220 | assert_se(streq_ptr(ret, path)); | |
221 | } | |
222 | ||
223 | static void test_slice_to_path(void) { | |
224 | ||
225 | test_slice_to_path_one("foobar.slice", "foobar.slice", 0); | |
226 | test_slice_to_path_one("foobar-waldo.slice", "foobar.slice/foobar-waldo.slice", 0); | |
227 | test_slice_to_path_one("foobar-waldo.service", NULL, -EINVAL); | |
228 | test_slice_to_path_one("-.slice", NULL, -EINVAL); | |
229 | test_slice_to_path_one("-foo-.slice", NULL, -EINVAL); | |
230 | test_slice_to_path_one("-foo.slice", NULL, -EINVAL); | |
231 | test_slice_to_path_one("a-b.slice", "a.slice/a-b.slice", 0); | |
232 | 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); | |
233 | } | |
234 | ||
751bc6ac LP |
235 | static void test_shift_path_one(const char *raw, const char *root, const char *shifted) { |
236 | const char *s = NULL; | |
237 | ||
238 | assert_se(cg_shift_path(raw, root, &s) >= 0); | |
239 | assert_se(streq(s, shifted)); | |
240 | } | |
241 | ||
242 | static void test_shift_path(void) { | |
243 | ||
244 | test_shift_path_one("/foobar/waldo", "/", "/foobar/waldo"); | |
245 | test_shift_path_one("/foobar/waldo", "", "/foobar/waldo"); | |
246 | test_shift_path_one("/foobar/waldo", "/foobar", "/waldo"); | |
247 | test_shift_path_one("/foobar/waldo", "/fuckfuck", "/foobar/waldo"); | |
248 | } | |
249 | ||
96cde13a | 250 | int main(void) { |
7027ff61 | 251 | test_path_decode_unit(); |
6c03089c | 252 | test_path_get_unit(); |
7027ff61 | 253 | test_path_get_user_unit(); |
9444b1f2 LP |
254 | test_path_get_session(); |
255 | test_path_get_owner_uid(); | |
143bfdaf | 256 | TEST_REQ_RUNNING_SYSTEMD(test_get_paths()); |
aff38e74 | 257 | test_proc(); |
143bfdaf | 258 | TEST_REQ_RUNNING_SYSTEMD(test_escape()); |
78edb35a | 259 | test_controller_is_valid(); |
a016b922 | 260 | test_slice_to_path(); |
751bc6ac | 261 | test_shift_path(); |
96cde13a ZJS |
262 | |
263 | return 0; | |
264 | } |