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