2 This file is part of systemd.
4 Copyright 2011 Lennart Poettering
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.
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.
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/>.
25 #include "alloc-util.h"
27 #include "format-util.h"
29 #include "string-util.h"
33 /// Additional includes needed by elogind
34 #include "musl_missing.h"
35 static char* format_uids(char **buf, uid_t* uids, int count) {
37 size_t size = (DECIMAL_STR_MAX(uid_t) + 1) * count + 1;
39 assert_se(*buf = malloc(size));
41 for (k = 0; k < count; k++) {
42 sprintf(*buf + pos, "%s"UID_FMT"%n", k > 0 ? " " : "", uids[k], &inc);
46 assert_se(pos < size);
52 static void test_login(void) {
53 _cleanup_close_pair_ int pair[2] = { -1, -1 };
54 _cleanup_free_ char *pp = NULL, *qq = NULL,
55 *display_session = NULL, *cgroup = NULL,
56 *display = NULL, *remote_user = NULL, *remote_host = NULL,
57 *type = NULL, *class = NULL, *state = NULL, *state2 = NULL,
58 *seat = NULL, *session = NULL,
59 *unit = NULL, *user_unit = NULL, *slice = NULL;
62 char *t, **seats, **sessions;
64 assert_se(sd_pid_get_unit(0, &unit) >= 0);
65 log_info("sd_pid_get_unit(0, …) → \"%s\"", unit);
67 r = sd_pid_get_user_unit(0, &user_unit);
68 assert_se(r >= 0 || r == -ENODATA);
69 log_info("sd_pid_get_user_unit(0, …) → \"%s\"", user_unit);
71 assert_se(sd_pid_get_slice(0, &slice) >= 0);
72 log_info("sd_pid_get_slice(0, …) → \"%s\"", slice);
74 r = sd_pid_get_session(0, &session);
76 log_warning_errno(r, "sd_pid_get_session(0, …): %m");
78 log_info("Seems we are not running in a session, skipping some tests.");
80 log_info("sd_pid_get_session(0, …) → \"%s\"", session);
82 assert_se(sd_pid_get_owner_uid(0, &u2) == 0);
83 log_info("sd_pid_get_owner_uid(0, …) → "UID_FMT, u2);
85 assert_se(sd_pid_get_cgroup(0, &cgroup) == 0);
86 log_info("sd_pid_get_cgroup(0, …) → \"%s\"", cgroup);
88 r = sd_uid_get_display(u2, &display_session);
89 assert_se(r >= 0 || r == -ENODATA);
90 log_info("sd_uid_get_display("UID_FMT", …) → \"%s\"",
91 u2, strnull(display_session));
93 assert_se(socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == 0);
94 sd_peer_get_session(pair[0], &pp);
95 sd_peer_get_session(pair[1], &qq);
96 assert_se(streq_ptr(pp, qq));
98 r = sd_uid_get_sessions(u2, false, &sessions);
100 assert_se(r == (int) strv_length(sessions));
101 assert_se(t = strv_join(sessions, " "));
103 log_info("sd_uid_get_sessions("UID_FMT", …) → [%i] \"%s\"", u2, r, t);
106 assert_se(r == sd_uid_get_sessions(u2, false, NULL));
108 r = sd_uid_get_seats(u2, false, &seats);
110 assert_se(r == (int) strv_length(seats));
111 assert_se(t = strv_join(seats, " "));
113 log_info("sd_uid_get_seats("UID_FMT", …) → [%i] \"%s\"", u2, r, t);
116 assert_se(r == sd_uid_get_seats(u2, false, NULL));
120 r = sd_session_is_active(session);
122 log_info("sd_session_is_active(\"%s\") → %s", session, yes_no(r));
124 r = sd_session_is_remote(session);
126 log_info("sd_session_is_remote(\"%s\") → %s", session, yes_no(r));
128 r = sd_session_get_state(session, &state);
130 log_info("sd_session_get_state(\"%s\") → \"%s\"", session, state);
132 assert_se(sd_session_get_uid(session, &u) >= 0);
133 log_info("sd_session_get_uid(\"%s\") → "UID_FMT, session, u);
136 assert_se(sd_session_get_type(session, &type) >= 0);
137 log_info("sd_session_get_type(\"%s\") → \"%s\"", session, type);
139 assert_se(sd_session_get_class(session, &class) >= 0);
140 log_info("sd_session_get_class(\"%s\") → \"%s\"", session, class);
142 r = sd_session_get_display(session, &display);
143 assert_se(r >= 0 || r == -ENODATA);
144 log_info("sd_session_get_display(\"%s\") → \"%s\"", session, strna(display));
146 r = sd_session_get_remote_user(session, &remote_user);
147 assert_se(r >= 0 || r == -ENODATA);
148 log_info("sd_session_get_remote_user(\"%s\") → \"%s\"",
149 session, strna(remote_user));
151 r = sd_session_get_remote_host(session, &remote_host);
152 assert_se(r >= 0 || r == -ENODATA);
153 log_info("sd_session_get_remote_host(\"%s\") → \"%s\"",
154 session, strna(remote_host));
156 r = sd_session_get_seat(session, &seat);
160 log_info("sd_session_get_display(\"%s\") → \"%s\"", session, seat);
162 r = sd_seat_can_multi_session(seat);
164 log_info("sd_session_can_multi_seat(\"%s\") → %s", seat, yes_no(r));
166 r = sd_seat_can_tty(seat);
168 log_info("sd_session_can_tty(\"%s\") → %s", seat, yes_no(r));
170 r = sd_seat_can_graphical(seat);
172 log_info("sd_session_can_graphical(\"%s\") → %s", seat, yes_no(r));
174 log_info_errno(r, "sd_session_get_display(\"%s\"): %m", session);
175 assert_se(r == -ENODATA);
178 assert_se(sd_uid_get_state(u, &state2) >= 0);
179 log_info("sd_uid_get_state("UID_FMT", …) → %s", u, state2);
183 _cleanup_free_ char *session2 = NULL, *buf = NULL;
184 _cleanup_free_ uid_t *uids = NULL;
187 assert_se(sd_uid_is_on_seat(u, 0, seat) > 0);
189 k = sd_uid_is_on_seat(u, 1, seat);
191 assert_se(!!k == !!r);
193 assert_se(sd_seat_get_active(seat, &session2, &u2) >= 0);
194 log_info("sd_seat_get_active(\"%s\", …) → \"%s\", "UID_FMT, seat, session2, u2);
196 r = sd_seat_get_sessions(seat, &sessions, &uids, &n);
198 assert_se(r == (int) strv_length(sessions));
199 assert_se(t = strv_join(sessions, " "));
201 log_info("sd_seat_get_sessions(\"%s\", …) → %i, \"%s\", [%i] {%s}",
202 seat, r, t, n, format_uids(&buf, uids, n));
205 assert_se(sd_seat_get_sessions(seat, NULL, NULL, NULL) == r);
208 r = sd_get_seats(&seats);
210 assert_se(r == (int) strv_length(seats));
211 assert_se(t = strv_join(seats, ", "));
213 log_info("sd_get_seats(…) → [%i] \"%s\"", r, t);
216 assert_se(sd_get_seats(NULL) == r);
218 r = sd_seat_get_active(NULL, &t, NULL);
219 assert_se(IN_SET(r, 0, -ENODATA));
220 log_info("sd_seat_get_active(NULL, …) (active session on current seat) → %s", strnull(t));
223 r = sd_get_sessions(&sessions);
225 assert_se(r == (int) strv_length(sessions));
226 assert_se(t = strv_join(sessions, ", "));
228 log_info("sd_get_sessions(…) → [%i] \"%s\"", r, t);
231 assert_se(sd_get_sessions(NULL) == r);
234 _cleanup_free_ uid_t *uids = NULL;
235 _cleanup_free_ char *buf = NULL;
237 r = sd_get_uids(&uids);
239 log_info("sd_get_uids(…) → [%i] {%s}", r, format_uids(&buf, uids, r));
241 assert_se(sd_get_uids(NULL) == r);
245 _cleanup_strv_free_ char **machines = NULL;
246 _cleanup_free_ char *buf = NULL;
248 r = sd_get_machine_names(&machines);
250 assert_se(r == (int) strv_length(machines));
251 assert_se(buf = strv_join(machines, " "));
253 log_info("sd_get_machines(…) → [%i] \"%s\"", r, buf);
257 static void test_monitor(void) {
258 sd_login_monitor *m = NULL;
262 r = sd_login_monitor_new("session", &m);
265 for (n = 0; n < 5; n++) {
266 struct pollfd pollfd = {};
269 assert_se((pollfd.fd = sd_login_monitor_get_fd(m)) >= 0);
270 assert_se((pollfd.events = sd_login_monitor_get_events(m)) >= 0);
272 assert_se(sd_login_monitor_get_timeout(m, &timeout) >= 0);
274 nw = now(CLOCK_MONOTONIC);
277 timeout == (uint64_t) -1 ? -1 :
278 timeout > nw ? (int) ((timeout - nw) / 1000) :
283 sd_login_monitor_flush(m);
287 sd_login_monitor_unref(m);
290 int main(int argc, char* argv[]) {
291 log_parse_environment();
294 log_info("/* Information printed is from the live system */");
298 if (streq_ptr(argv[1], "-m"))