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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
74b91131 LP |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2011 Lennart Poettering | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
8 | under the terms of the GNU Lesser General Public License as published by |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
74b91131 LP |
10 | (at your option) any later version. |
11 | ||
12 | systemd 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 GNU | |
5430f7f2 | 15 | Lesser General Public License for more details. |
74b91131 | 16 | |
5430f7f2 | 17 | You should have received a copy of the GNU Lesser General Public License |
74b91131 LP |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
19 | ***/ | |
20 | ||
0a6f50c0 | 21 | #include <poll.h> |
034a2a52 LP |
22 | #include <string.h> |
23 | ||
07630cea | 24 | #include "sd-login.h" |
81527be1 | 25 | |
b5efdb8a | 26 | #include "alloc-util.h" |
3ffd4af2 | 27 | #include "fd-util.h" |
f97b34a6 | 28 | #include "format-util.h" |
ce737f46 | 29 | #include "log.h" |
07630cea LP |
30 | #include "string-util.h" |
31 | #include "strv.h" | |
32 | #include "util.h" | |
74b91131 | 33 | |
ce737f46 ZJS |
34 | static char* format_uids(char **buf, uid_t* uids, int count) { |
35 | int pos = 0, k, inc; | |
36 | size_t size = (DECIMAL_STR_MAX(uid_t) + 1) * count + 1; | |
37 | ||
38 | assert_se(*buf = malloc(size)); | |
39 | ||
40 | for (k = 0; k < count; k++) { | |
41 | sprintf(*buf + pos, "%s"UID_FMT"%n", k > 0 ? " " : "", uids[k], &inc); | |
42 | pos += inc; | |
43 | } | |
44 | ||
0bf7d7cc | 45 | assert_se(pos < (ssize_t)size); |
ce737f46 ZJS |
46 | (*buf)[pos] = '\0'; |
47 | ||
48 | return *buf; | |
49 | } | |
50 | ||
e9e506ed | 51 | static void test_login(void) { |
3d94f76c | 52 | _cleanup_close_pair_ int pair[2] = { -1, -1 }; |
ce737f46 ZJS |
53 | _cleanup_free_ char *pp = NULL, *qq = NULL, |
54 | *display_session = NULL, *cgroup = NULL, | |
55 | *display = NULL, *remote_user = NULL, *remote_host = NULL, | |
56 | *type = NULL, *class = NULL, *state = NULL, *state2 = NULL, | |
57 | *seat = NULL, *session = NULL, | |
58 | *unit = NULL, *user_unit = NULL, *slice = NULL; | |
e6f44233 | 59 | int r; |
034a2a52 | 60 | uid_t u, u2; |
ce737f46 | 61 | char *t, **seats, **sessions; |
74b91131 | 62 | |
171f8f59 ZJS |
63 | r = sd_pid_get_unit(0, &unit); |
64 | assert_se(r >= 0 || r == -ENODATA); | |
bc9e9af1 | 65 | log_info("sd_pid_get_unit(0, …) → \"%s\"", strna(unit)); |
74b91131 | 66 | |
ce737f46 ZJS |
67 | r = sd_pid_get_user_unit(0, &user_unit); |
68 | assert_se(r >= 0 || r == -ENODATA); | |
bc9e9af1 | 69 | log_info("sd_pid_get_user_unit(0, …) → \"%s\"", strna(user_unit)); |
034a2a52 | 70 | |
bc9e9af1 ZJS |
71 | r = sd_pid_get_slice(0, &slice); |
72 | assert_se(r >= 0 || r == -ENODATA); | |
73 | log_info("sd_pid_get_slice(0, …) → \"%s\"", strna(slice)); | |
f5aaf575 | 74 | |
ce737f46 ZJS |
75 | r = sd_pid_get_session(0, &session); |
76 | if (r < 0) { | |
77 | log_warning_errno(r, "sd_pid_get_session(0, …): %m"); | |
78 | if (r == -ENODATA) | |
79 | log_info("Seems we are not running in a session, skipping some tests."); | |
80 | } else { | |
81 | log_info("sd_pid_get_session(0, …) → \"%s\"", session); | |
fc60d815 | 82 | |
ce737f46 ZJS |
83 | assert_se(sd_pid_get_owner_uid(0, &u2) == 0); |
84 | log_info("sd_pid_get_owner_uid(0, …) → "UID_FMT, u2); | |
bf34ab14 | 85 | |
ce737f46 ZJS |
86 | assert_se(sd_pid_get_cgroup(0, &cgroup) == 0); |
87 | log_info("sd_pid_get_cgroup(0, …) → \"%s\"", cgroup); | |
034a2a52 | 88 | |
ce737f46 ZJS |
89 | r = sd_uid_get_display(u2, &display_session); |
90 | assert_se(r >= 0 || r == -ENODATA); | |
91 | log_info("sd_uid_get_display("UID_FMT", …) → \"%s\"", | |
92 | u2, strnull(display_session)); | |
d60ef526 | 93 | |
ce737f46 ZJS |
94 | assert_se(socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == 0); |
95 | sd_peer_get_session(pair[0], &pp); | |
96 | sd_peer_get_session(pair[1], &qq); | |
97 | assert_se(streq_ptr(pp, qq)); | |
034a2a52 | 98 | |
ce737f46 ZJS |
99 | r = sd_uid_get_sessions(u2, false, &sessions); |
100 | assert_se(r >= 0); | |
101 | assert_se(r == (int) strv_length(sessions)); | |
102 | assert_se(t = strv_join(sessions, " ")); | |
103 | strv_free(sessions); | |
104 | log_info("sd_uid_get_sessions("UID_FMT", …) → [%i] \"%s\"", u2, r, t); | |
105 | free(t); | |
d60ef526 | 106 | |
ce737f46 | 107 | assert_se(r == sd_uid_get_sessions(u2, false, NULL)); |
74b91131 | 108 | |
ce737f46 ZJS |
109 | r = sd_uid_get_seats(u2, false, &seats); |
110 | assert_se(r >= 0); | |
111 | assert_se(r == (int) strv_length(seats)); | |
112 | assert_se(t = strv_join(seats, " ")); | |
113 | strv_free(seats); | |
114 | log_info("sd_uid_get_seats("UID_FMT", …) → [%i] \"%s\"", u2, r, t); | |
115 | free(t); | |
5b04fe60 | 116 | |
ce737f46 ZJS |
117 | assert_se(r == sd_uid_get_seats(u2, false, NULL)); |
118 | } | |
0604381b | 119 | |
ce737f46 ZJS |
120 | if (session) { |
121 | r = sd_session_is_active(session); | |
122 | assert_se(r >= 0); | |
123 | log_info("sd_session_is_active(\"%s\") → %s", session, yes_no(r)); | |
74b91131 | 124 | |
ce737f46 ZJS |
125 | r = sd_session_is_remote(session); |
126 | assert_se(r >= 0); | |
127 | log_info("sd_session_is_remote(\"%s\") → %s", session, yes_no(r)); | |
51f58f08 | 128 | |
ce737f46 ZJS |
129 | r = sd_session_get_state(session, &state); |
130 | assert_se(r >= 0); | |
131 | log_info("sd_session_get_state(\"%s\") → \"%s\"", session, state); | |
51f58f08 | 132 | |
ce737f46 ZJS |
133 | assert_se(sd_session_get_uid(session, &u) >= 0); |
134 | log_info("sd_session_get_uid(\"%s\") → "UID_FMT, session, u); | |
135 | assert_se(u == u2); | |
fc8af9ff | 136 | |
ce737f46 ZJS |
137 | assert_se(sd_session_get_type(session, &type) >= 0); |
138 | log_info("sd_session_get_type(\"%s\") → \"%s\"", session, type); | |
5b04fe60 | 139 | |
ce737f46 ZJS |
140 | assert_se(sd_session_get_class(session, &class) >= 0); |
141 | log_info("sd_session_get_class(\"%s\") → \"%s\"", session, class); | |
5b04fe60 | 142 | |
ce737f46 ZJS |
143 | r = sd_session_get_display(session, &display); |
144 | assert_se(r >= 0 || r == -ENODATA); | |
145 | log_info("sd_session_get_display(\"%s\") → \"%s\"", session, strna(display)); | |
74b91131 | 146 | |
ce737f46 ZJS |
147 | r = sd_session_get_remote_user(session, &remote_user); |
148 | assert_se(r >= 0 || r == -ENODATA); | |
149 | log_info("sd_session_get_remote_user(\"%s\") → \"%s\"", | |
150 | session, strna(remote_user)); | |
add30678 | 151 | |
ce737f46 ZJS |
152 | r = sd_session_get_remote_host(session, &remote_host); |
153 | assert_se(r >= 0 || r == -ENODATA); | |
154 | log_info("sd_session_get_remote_host(\"%s\") → \"%s\"", | |
155 | session, strna(remote_host)); | |
20747498 | 156 | |
ce737f46 ZJS |
157 | r = sd_session_get_seat(session, &seat); |
158 | if (r >= 0) { | |
159 | assert_se(seat); | |
20747498 | 160 | |
5947643c | 161 | log_info("sd_session_get_seat(\"%s\") → \"%s\"", session, seat); |
74b91131 | 162 | |
ce737f46 ZJS |
163 | r = sd_seat_can_multi_session(seat); |
164 | assert_se(r >= 0); | |
165 | log_info("sd_session_can_multi_seat(\"%s\") → %s", seat, yes_no(r)); | |
74b91131 | 166 | |
ce737f46 ZJS |
167 | r = sd_seat_can_tty(seat); |
168 | assert_se(r >= 0); | |
169 | log_info("sd_session_can_tty(\"%s\") → %s", seat, yes_no(r)); | |
74b91131 | 170 | |
ce737f46 ZJS |
171 | r = sd_seat_can_graphical(seat); |
172 | assert_se(r >= 0); | |
173 | log_info("sd_session_can_graphical(\"%s\") → %s", seat, yes_no(r)); | |
174 | } else { | |
5947643c | 175 | log_info_errno(r, "sd_session_get_seat(\"%s\"): %m", session); |
ce737f46 ZJS |
176 | assert_se(r == -ENODATA); |
177 | } | |
74b91131 | 178 | |
ce737f46 ZJS |
179 | assert_se(sd_uid_get_state(u, &state2) >= 0); |
180 | log_info("sd_uid_get_state("UID_FMT", …) → %s", u, state2); | |
181 | } | |
182 | ||
183 | if (seat) { | |
184 | _cleanup_free_ char *session2 = NULL, *buf = NULL; | |
185 | _cleanup_free_ uid_t *uids = NULL; | |
186 | unsigned n; | |
187 | ||
188 | assert_se(sd_uid_is_on_seat(u, 0, seat) > 0); | |
034a2a52 | 189 | |
e6f44233 AJ |
190 | r = sd_seat_get_active(seat, &session2, &u2); |
191 | assert_se(r >= 0); | |
ce737f46 ZJS |
192 | log_info("sd_seat_get_active(\"%s\", …) → \"%s\", "UID_FMT, seat, session2, u2); |
193 | ||
e6f44233 AJ |
194 | r = sd_uid_is_on_seat(u, 1, seat); |
195 | assert_se(r >= 0); | |
196 | assert_se(!!r == streq(session, session2)); | |
197 | ||
ce737f46 ZJS |
198 | r = sd_seat_get_sessions(seat, &sessions, &uids, &n); |
199 | assert_se(r >= 0); | |
200 | assert_se(r == (int) strv_length(sessions)); | |
201 | assert_se(t = strv_join(sessions, " ")); | |
202 | strv_free(sessions); | |
203 | log_info("sd_seat_get_sessions(\"%s\", …) → %i, \"%s\", [%i] {%s}", | |
204 | seat, r, t, n, format_uids(&buf, uids, n)); | |
205 | free(t); | |
206 | ||
207 | assert_se(sd_seat_get_sessions(seat, NULL, NULL, NULL) == r); | |
208 | } | |
74b91131 | 209 | |
d60ef526 LP |
210 | r = sd_get_seats(&seats); |
211 | assert_se(r >= 0); | |
212 | assert_se(r == (int) strv_length(seats)); | |
034a2a52 LP |
213 | assert_se(t = strv_join(seats, ", ")); |
214 | strv_free(seats); | |
ce737f46 ZJS |
215 | log_info("sd_get_seats(…) → [%i] \"%s\"", r, t); |
216 | t = mfree(t); | |
034a2a52 | 217 | |
51f58f08 LP |
218 | assert_se(sd_get_seats(NULL) == r); |
219 | ||
50b1678a | 220 | r = sd_seat_get_active(NULL, &t, NULL); |
ce737f46 ZJS |
221 | assert_se(IN_SET(r, 0, -ENODATA)); |
222 | log_info("sd_seat_get_active(NULL, …) (active session on current seat) → %s", strnull(t)); | |
50b1678a LP |
223 | free(t); |
224 | ||
d60ef526 LP |
225 | r = sd_get_sessions(&sessions); |
226 | assert_se(r >= 0); | |
227 | assert_se(r == (int) strv_length(sessions)); | |
034a2a52 LP |
228 | assert_se(t = strv_join(sessions, ", ")); |
229 | strv_free(sessions); | |
ce737f46 | 230 | log_info("sd_get_sessions(…) → [%i] \"%s\"", r, t); |
034a2a52 LP |
231 | free(t); |
232 | ||
d60ef526 LP |
233 | assert_se(sd_get_sessions(NULL) == r); |
234 | ||
ce737f46 ZJS |
235 | { |
236 | _cleanup_free_ uid_t *uids = NULL; | |
237 | _cleanup_free_ char *buf = NULL; | |
238 | ||
239 | r = sd_get_uids(&uids); | |
240 | assert_se(r >= 0); | |
241 | log_info("sd_get_uids(…) → [%i] {%s}", r, format_uids(&buf, uids, r)); | |
034a2a52 | 242 | |
ce737f46 ZJS |
243 | assert_se(sd_get_uids(NULL) == r); |
244 | } | |
034a2a52 | 245 | |
ce737f46 ZJS |
246 | { |
247 | _cleanup_strv_free_ char **machines = NULL; | |
248 | _cleanup_free_ char *buf = NULL; | |
d60ef526 | 249 | |
ce737f46 ZJS |
250 | r = sd_get_machine_names(&machines); |
251 | assert_se(r >= 0); | |
252 | assert_se(r == (int) strv_length(machines)); | |
253 | assert_se(buf = strv_join(machines, " ")); | |
ce737f46 | 254 | log_info("sd_get_machines(…) → [%i] \"%s\"", r, buf); |
76ed21e1 YW |
255 | |
256 | assert_se(sd_get_machine_names(NULL) == r); | |
ce737f46 ZJS |
257 | } |
258 | } | |
259 | ||
260 | static void test_monitor(void) { | |
261 | sd_login_monitor *m = NULL; | |
262 | unsigned n; | |
263 | int r; | |
034a2a52 | 264 | |
a20affe2 LP |
265 | r = sd_login_monitor_new("session", &m); |
266 | assert_se(r >= 0); | |
034a2a52 | 267 | |
b9b2b042 | 268 | for (n = 0; n < 5; n++) { |
ce737f46 | 269 | struct pollfd pollfd = {}; |
667c24a6 LP |
270 | usec_t timeout, nw; |
271 | ||
667c24a6 LP |
272 | assert_se((pollfd.fd = sd_login_monitor_get_fd(m)) >= 0); |
273 | assert_se((pollfd.events = sd_login_monitor_get_events(m)) >= 0); | |
274 | ||
275 | assert_se(sd_login_monitor_get_timeout(m, &timeout) >= 0); | |
276 | ||
277 | nw = now(CLOCK_MONOTONIC); | |
278 | ||
279 | r = poll(&pollfd, 1, | |
280 | timeout == (uint64_t) -1 ? -1 : | |
281 | timeout > nw ? (int) ((timeout - nw) / 1000) : | |
282 | 0); | |
283 | ||
b9b2b042 | 284 | assert_se(r >= 0); |
034a2a52 | 285 | |
b9b2b042 LP |
286 | sd_login_monitor_flush(m); |
287 | printf("Wake!\n"); | |
288 | } | |
034a2a52 | 289 | |
b9b2b042 | 290 | sd_login_monitor_unref(m); |
e9e506ed ZJS |
291 | } |
292 | ||
293 | int main(int argc, char* argv[]) { | |
294 | log_parse_environment(); | |
295 | log_open(); | |
296 | ||
ce737f46 ZJS |
297 | log_info("/* Information printed is from the live system */"); |
298 | ||
e9e506ed | 299 | test_login(); |
034a2a52 | 300 | |
ce737f46 ZJS |
301 | if (streq_ptr(argv[1], "-m")) |
302 | test_monitor(); | |
303 | ||
74b91131 LP |
304 | return 0; |
305 | } |