1 /* SPDX-License-Identifier: LGPL-2.1+ */
3 This file is part of systemd.
5 Copyright 2011 Lennart Poettering
13 #include "alloc-util.h"
15 #include "format-util.h"
17 #include "string-util.h"
21 /// Additional includes needed by elogind
22 #include "musl_missing.h"
23 static char* format_uids(char **buf, uid_t* uids, int count) {
25 size_t size = (DECIMAL_STR_MAX(uid_t) + 1) * count + 1;
27 assert_se(*buf = malloc(size));
29 for (k = 0; k < count; k++) {
30 sprintf(*buf + pos, "%s"UID_FMT"%n", k > 0 ? " " : "", uids[k], &inc);
34 assert_se(pos < (ssize_t)size);
40 static void test_login(void) {
41 _cleanup_close_pair_ int pair[2] = { -1, -1 };
42 _cleanup_free_ char *pp = NULL, *qq = NULL,
43 *display_session = NULL, *cgroup = NULL,
44 *display = NULL, *remote_user = NULL, *remote_host = NULL,
45 *type = NULL, *class = NULL, *state = NULL, *state2 = NULL,
46 *seat = NULL, *session = NULL,
47 *unit = NULL, *user_unit = NULL, *slice = NULL;
50 char *t, **seats, **sessions;
52 #if 0 /// elogind does not support systemd units
53 r = sd_pid_get_unit(0, &unit);
54 assert_se(r >= 0 || r == -ENODATA);
55 log_info("sd_pid_get_unit(0, …) → \"%s\"", strna(unit));
57 r = sd_pid_get_user_unit(0, &user_unit);
58 assert_se(r >= 0 || r == -ENODATA);
59 log_info("sd_pid_get_user_unit(0, …) → \"%s\"", strna(user_unit));
62 r = sd_pid_get_slice(0, &slice);
63 assert_se(r >= 0 || r == -ENODATA);
64 log_info("sd_pid_get_slice(0, …) → \"%s\"", strna(slice));
66 r = sd_pid_get_session(0, &session);
68 log_warning_errno(r, "sd_pid_get_session(0, …): %m");
70 log_info("Seems we are not running in a session, skipping some tests.");
72 log_info("sd_pid_get_session(0, …) → \"%s\"", session);
74 assert_se(sd_pid_get_owner_uid(0, &u2) == 0);
75 log_info("sd_pid_get_owner_uid(0, …) → "UID_FMT, u2);
77 assert_se(sd_pid_get_cgroup(0, &cgroup) == 0);
78 log_info("sd_pid_get_cgroup(0, …) → \"%s\"", cgroup);
80 r = sd_uid_get_display(u2, &display_session);
81 assert_se(r >= 0 || r == -ENODATA);
82 log_info("sd_uid_get_display("UID_FMT", …) → \"%s\"",
83 u2, strnull(display_session));
85 assert_se(socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == 0);
86 sd_peer_get_session(pair[0], &pp);
87 sd_peer_get_session(pair[1], &qq);
88 assert_se(streq_ptr(pp, qq));
90 r = sd_uid_get_sessions(u2, false, &sessions);
92 assert_se(r == (int) strv_length(sessions));
93 assert_se(t = strv_join(sessions, " "));
95 log_info("sd_uid_get_sessions("UID_FMT", …) → [%i] \"%s\"", u2, r, t);
98 assert_se(r == sd_uid_get_sessions(u2, false, NULL));
100 r = sd_uid_get_seats(u2, false, &seats);
102 assert_se(r == (int) strv_length(seats));
103 assert_se(t = strv_join(seats, " "));
105 log_info("sd_uid_get_seats("UID_FMT", …) → [%i] \"%s\"", u2, r, t);
108 assert_se(r == sd_uid_get_seats(u2, false, NULL));
112 r = sd_session_is_active(session);
114 log_info("sd_session_is_active(\"%s\") → %s", session, yes_no(r));
116 r = sd_session_is_remote(session);
118 log_info("sd_session_is_remote(\"%s\") → %s", session, yes_no(r));
120 r = sd_session_get_state(session, &state);
122 log_info("sd_session_get_state(\"%s\") → \"%s\"", session, state);
124 assert_se(sd_session_get_uid(session, &u) >= 0);
125 log_info("sd_session_get_uid(\"%s\") → "UID_FMT, session, u);
128 assert_se(sd_session_get_type(session, &type) >= 0);
129 log_info("sd_session_get_type(\"%s\") → \"%s\"", session, type);
131 assert_se(sd_session_get_class(session, &class) >= 0);
132 log_info("sd_session_get_class(\"%s\") → \"%s\"", session, class);
134 r = sd_session_get_display(session, &display);
135 assert_se(r >= 0 || r == -ENODATA);
136 log_info("sd_session_get_display(\"%s\") → \"%s\"", session, strna(display));
138 r = sd_session_get_remote_user(session, &remote_user);
139 assert_se(r >= 0 || r == -ENODATA);
140 log_info("sd_session_get_remote_user(\"%s\") → \"%s\"",
141 session, strna(remote_user));
143 r = sd_session_get_remote_host(session, &remote_host);
144 assert_se(r >= 0 || r == -ENODATA);
145 log_info("sd_session_get_remote_host(\"%s\") → \"%s\"",
146 session, strna(remote_host));
148 r = sd_session_get_seat(session, &seat);
152 log_info("sd_session_get_seat(\"%s\") → \"%s\"", session, seat);
154 r = sd_seat_can_multi_session(seat);
156 log_info("sd_session_can_multi_seat(\"%s\") → %s", seat, yes_no(r));
158 r = sd_seat_can_tty(seat);
160 log_info("sd_session_can_tty(\"%s\") → %s", seat, yes_no(r));
162 r = sd_seat_can_graphical(seat);
164 log_info("sd_session_can_graphical(\"%s\") → %s", seat, yes_no(r));
166 log_info_errno(r, "sd_session_get_seat(\"%s\"): %m", session);
167 assert_se(r == -ENODATA);
170 assert_se(sd_uid_get_state(u, &state2) >= 0);
171 log_info("sd_uid_get_state("UID_FMT", …) → %s", u, state2);
175 _cleanup_free_ char *session2 = NULL, *buf = NULL;
176 _cleanup_free_ uid_t *uids = NULL;
179 assert_se(sd_uid_is_on_seat(u, 0, seat) > 0);
181 r = sd_seat_get_active(seat, &session2, &u2);
183 log_info("sd_seat_get_active(\"%s\", …) → \"%s\", "UID_FMT, seat, session2, u2);
185 r = sd_uid_is_on_seat(u, 1, seat);
187 assert_se(!!r == streq(session, session2));
189 r = sd_seat_get_sessions(seat, &sessions, &uids, &n);
191 assert_se(r == (int) strv_length(sessions));
192 assert_se(t = strv_join(sessions, " "));
194 log_info("sd_seat_get_sessions(\"%s\", …) → %i, \"%s\", [%i] {%s}",
195 seat, r, t, n, format_uids(&buf, uids, n));
198 assert_se(sd_seat_get_sessions(seat, NULL, NULL, NULL) == r);
201 r = sd_get_seats(&seats);
203 assert_se(r == (int) strv_length(seats));
204 assert_se(t = strv_join(seats, ", "));
206 log_info("sd_get_seats(…) → [%i] \"%s\"", r, t);
209 assert_se(sd_get_seats(NULL) == r);
211 r = sd_seat_get_active(NULL, &t, NULL);
212 assert_se(IN_SET(r, 0, -ENODATA));
213 log_info("sd_seat_get_active(NULL, …) (active session on current seat) → %s", strnull(t));
216 r = sd_get_sessions(&sessions);
218 assert_se(r == (int) strv_length(sessions));
219 assert_se(t = strv_join(sessions, ", "));
221 log_info("sd_get_sessions(…) → [%i] \"%s\"", r, t);
224 assert_se(sd_get_sessions(NULL) == r);
227 _cleanup_free_ uid_t *uids = NULL;
228 _cleanup_free_ char *buf = NULL;
230 r = sd_get_uids(&uids);
232 log_info("sd_get_uids(…) → [%i] {%s}", r, format_uids(&buf, uids, r));
234 assert_se(sd_get_uids(NULL) == r);
238 _cleanup_strv_free_ char **machines = NULL;
239 _cleanup_free_ char *buf = NULL;
241 r = sd_get_machine_names(&machines);
243 assert_se(r == (int) strv_length(machines));
244 assert_se(buf = strv_join(machines, " "));
245 log_info("sd_get_machines(…) → [%i] \"%s\"", r, buf);
247 assert_se(sd_get_machine_names(NULL) == r);
251 static void test_monitor(void) {
252 sd_login_monitor *m = NULL;
256 r = sd_login_monitor_new("session", &m);
259 for (n = 0; n < 5; n++) {
260 struct pollfd pollfd = {};
263 assert_se((pollfd.fd = sd_login_monitor_get_fd(m)) >= 0);
264 assert_se((pollfd.events = sd_login_monitor_get_events(m)) >= 0);
266 assert_se(sd_login_monitor_get_timeout(m, &timeout) >= 0);
268 nw = now(CLOCK_MONOTONIC);
271 timeout == (uint64_t) -1 ? -1 :
272 timeout > nw ? (int) ((timeout - nw) / 1000) :
277 sd_login_monitor_flush(m);
281 sd_login_monitor_unref(m);
284 int main(int argc, char* argv[]) {
285 log_parse_environment();
288 log_info("/* Information printed is from the live system */");
292 if (streq_ptr(argv[1], "-m"))