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git.ipfire.org Git - thirdparty/systemd.git/blob - src/libsystemd/sd-login/test-login.c
1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
7 #include "alloc-util.h"
8 #include "errno-list.h"
10 #include "format-util.h"
12 #include "string-util.h"
14 #include "time-util.h"
15 #include "user-util.h"
17 static char* format_uids(char **buf
, uid_t
* uids
, int count
) {
19 size_t size
= (DECIMAL_STR_MAX(uid_t
) + 1) * count
+ 1;
21 assert_se(*buf
= malloc(size
));
23 for (int k
= 0; k
< count
; k
++) {
24 sprintf(*buf
+ pos
, "%s"UID_FMT
"%n", k
> 0 ? " " : "", uids
[k
], &inc
);
28 assert_se(pos
< (ssize_t
)size
);
34 static const char *e(int r
) {
35 return r
== 0 ? "OK" : errno_to_name(r
);
38 static void test_login(void) {
39 _cleanup_close_pair_
int pair
[2] = { -1, -1 };
40 _cleanup_free_
char *pp
= NULL
, *qq
= NULL
,
41 *display_session
= NULL
, *cgroup
= NULL
,
42 *display
= NULL
, *remote_user
= NULL
, *remote_host
= NULL
,
43 *type
= NULL
, *class = NULL
, *state
= NULL
, *state2
= NULL
,
44 *seat
= NULL
, *session
= NULL
,
45 *unit
= NULL
, *user_unit
= NULL
, *slice
= NULL
;
47 uid_t u
, u2
= UID_INVALID
;
48 char *t
, **seats
= NULL
, **sessions
= NULL
;
50 r
= sd_pid_get_unit(0, &unit
);
51 log_info("sd_pid_get_unit(0, …) → %s / \"%s\"", e(r
), strnull(unit
));
52 assert_se(IN_SET(r
, 0, -ENODATA
));
54 r
= sd_pid_get_user_unit(0, &user_unit
);
55 log_info("sd_pid_get_user_unit(0, …) → %s / \"%s\"", e(r
), strnull(user_unit
));
56 assert_se(IN_SET(r
, 0, -ENODATA
));
58 r
= sd_pid_get_slice(0, &slice
);
59 log_info("sd_pid_get_slice(0, …) → %s / \"%s\"", e(r
), strnull(slice
));
60 assert_se(IN_SET(r
, 0, -ENODATA
));
62 r
= sd_pid_get_owner_uid(0, &u2
);
63 log_info("sd_pid_get_owner_uid(0, …) → %s / "UID_FMT
, e(r
), u2
);
64 assert_se(IN_SET(r
, 0, -ENODATA
));
66 r
= sd_pid_get_session(0, &session
);
67 log_info("sd_pid_get_session(0, …) → %s / \"%s\"", e(r
), strnull(session
));
69 r
= sd_pid_get_cgroup(0, &cgroup
);
70 log_info("sd_pid_get_cgroup(0, …) → %s / \"%s\"", e(r
), strnull(cgroup
));
71 assert_se(IN_SET(r
, 0, -ENOMEDIUM
));
73 r
= sd_uid_get_display(u2
, &display_session
);
74 log_info("sd_uid_get_display("UID_FMT
", …) → %s / \"%s\"", u2
, e(r
), strnull(display_session
));
75 if (u2
== UID_INVALID
)
76 assert_se(r
== -EINVAL
);
78 assert_se(IN_SET(r
, 0, -ENODATA
));
80 assert_se(socketpair(AF_UNIX
, SOCK_STREAM
, 0, pair
) == 0);
81 sd_peer_get_session(pair
[0], &pp
);
82 sd_peer_get_session(pair
[1], &qq
);
83 assert_se(streq_ptr(pp
, qq
));
85 r
= sd_uid_get_sessions(u2
, false, &sessions
);
86 assert_se(t
= strv_join(sessions
, " "));
87 log_info("sd_uid_get_sessions("UID_FMT
", …) → %s \"%s\"", u2
, e(r
), t
);
88 if (u2
== UID_INVALID
)
89 assert_se(r
== -EINVAL
);
92 assert_se(r
== (int) strv_length(sessions
));
94 sessions
= strv_free(sessions
);
97 assert_se(r
== sd_uid_get_sessions(u2
, false, NULL
));
99 r
= sd_uid_get_seats(u2
, false, &seats
);
100 assert_se(t
= strv_join(seats
, " "));
101 log_info("sd_uid_get_seats("UID_FMT
", …) → %s \"%s\"", u2
, e(r
), t
);
102 if (u2
== UID_INVALID
)
103 assert_se(r
== -EINVAL
);
106 assert_se(r
== (int) strv_length(seats
));
108 seats
= strv_free(seats
);
111 assert_se(r
== sd_uid_get_seats(u2
, false, NULL
));
114 r
= sd_session_is_active(session
);
116 log_notice("sd_session_is_active() failed with ENXIO, it seems logind is not running.");
118 /* All those tests will fail with ENXIO, so let's skip them. */
121 log_info("sd_session_is_active(\"%s\") → %s", session
, yes_no(r
));
123 r
= sd_session_is_remote(session
);
125 log_info("sd_session_is_remote(\"%s\") → %s", session
, yes_no(r
));
127 r
= sd_session_get_state(session
, &state
);
129 log_info("sd_session_get_state(\"%s\") → \"%s\"", session
, state
);
131 assert_se(sd_session_get_uid(session
, &u
) >= 0);
132 log_info("sd_session_get_uid(\"%s\") → "UID_FMT
, session
, u
);
135 assert_se(sd_session_get_type(session
, &type
) >= 0);
136 log_info("sd_session_get_type(\"%s\") → \"%s\"", session
, type
);
138 assert_se(sd_session_get_class(session
, &class) >= 0);
139 log_info("sd_session_get_class(\"%s\") → \"%s\"", session
, class);
141 r
= sd_session_get_display(session
, &display
);
142 assert_se(IN_SET(r
, 0, -ENODATA
));
143 log_info("sd_session_get_display(\"%s\") → \"%s\"", session
, strna(display
));
145 r
= sd_session_get_remote_user(session
, &remote_user
);
146 assert_se(IN_SET(r
, 0, -ENODATA
));
147 log_info("sd_session_get_remote_user(\"%s\") → \"%s\"",
148 session
, strna(remote_user
));
150 r
= sd_session_get_remote_host(session
, &remote_host
);
151 assert_se(IN_SET(r
, 0, -ENODATA
));
152 log_info("sd_session_get_remote_host(\"%s\") → \"%s\"",
153 session
, strna(remote_host
));
155 r
= sd_session_get_seat(session
, &seat
);
159 log_info("sd_session_get_seat(\"%s\") → \"%s\"", session
, seat
);
161 #pragma GCC diagnostic push
162 #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
163 r
= sd_seat_can_multi_session(seat
);
164 #pragma GCC diagnostic pop
166 log_info("sd_session_can_multi_seat(\"%s\") → %s", seat
, yes_no(r
));
168 r
= sd_seat_can_tty(seat
);
170 log_info("sd_session_can_tty(\"%s\") → %s", seat
, yes_no(r
));
172 r
= sd_seat_can_graphical(seat
);
174 log_info("sd_session_can_graphical(\"%s\") → %s", seat
, yes_no(r
));
176 log_info_errno(r
, "sd_session_get_seat(\"%s\"): %m", session
);
177 assert_se(r
== -ENODATA
);
180 assert_se(sd_uid_get_state(u
, &state2
) == 0);
181 log_info("sd_uid_get_state("UID_FMT
", …) → %s", u
, state2
);
186 _cleanup_free_
char *session2
= NULL
, *buf
= NULL
;
187 _cleanup_free_ uid_t
*uids
= NULL
;
190 assert_se(sd_uid_is_on_seat(u
, 0, seat
) > 0);
192 r
= sd_seat_get_active(seat
, &session2
, &u2
);
194 log_info("sd_seat_get_active(\"%s\", …) → \"%s\", "UID_FMT
, seat
, session2
, u2
);
196 r
= sd_uid_is_on_seat(u
, 1, seat
);
197 assert_se(IN_SET(r
, 0, 1));
198 assert_se(!!r
== streq(session
, session2
));
200 r
= sd_seat_get_sessions(seat
, &sessions
, &uids
, &n
);
202 assert_se(r
== (int) strv_length(sessions
));
203 assert_se(t
= strv_join(sessions
, " "));
205 log_info("sd_seat_get_sessions(\"%s\", …) → %s, \"%s\", [%u] {%s}",
206 seat
, e(r
), t
, n
, format_uids(&buf
, uids
, n
));
209 assert_se(sd_seat_get_sessions(seat
, NULL
, NULL
, NULL
) == r
);
212 r
= sd_get_seats(&seats
);
214 assert_se(r
== (int) strv_length(seats
));
215 assert_se(t
= strv_join(seats
, ", "));
217 log_info("sd_get_seats(…) → [%i] \"%s\"", r
, t
);
220 assert_se(sd_get_seats(NULL
) == r
);
222 r
= sd_seat_get_active(NULL
, &t
, NULL
);
223 assert_se(IN_SET(r
, 0, -ENODATA
, -ENXIO
));
224 log_info("sd_seat_get_active(NULL, …) (active session on current seat) → %s / \"%s\"", e(r
), strnull(t
));
227 r
= sd_get_sessions(&sessions
);
229 assert_se(r
== (int) strv_length(sessions
));
230 assert_se(t
= strv_join(sessions
, ", "));
232 log_info("sd_get_sessions(…) → [%i] \"%s\"", r
, t
);
235 assert_se(sd_get_sessions(NULL
) == r
);
238 _cleanup_free_ uid_t
*uids
= NULL
;
239 _cleanup_free_
char *buf
= NULL
;
241 r
= sd_get_uids(&uids
);
243 log_info("sd_get_uids(…) → [%i] {%s}", r
, format_uids(&buf
, uids
, r
));
245 assert_se(sd_get_uids(NULL
) == r
);
249 _cleanup_strv_free_
char **machines
= NULL
;
250 _cleanup_free_
char *buf
= NULL
;
252 r
= sd_get_machine_names(&machines
);
254 assert_se(r
== (int) strv_length(machines
));
255 assert_se(buf
= strv_join(machines
, " "));
256 log_info("sd_get_machines(…) → [%i] \"%s\"", r
, buf
);
258 assert_se(sd_get_machine_names(NULL
) == r
);
262 static void test_monitor(void) {
263 sd_login_monitor
*m
= NULL
;
266 assert_se(sd_login_monitor_new("session", &m
) == 0);
268 for (unsigned n
= 0; n
< 5; n
++) {
269 struct pollfd pollfd
= {};
272 assert_se((pollfd
.fd
= sd_login_monitor_get_fd(m
)) >= 0);
273 assert_se((pollfd
.events
= sd_login_monitor_get_events(m
)) >= 0);
275 assert_se(sd_login_monitor_get_timeout(m
, &timeout
) >= 0);
277 nw
= now(CLOCK_MONOTONIC
);
280 timeout
== UINT64_MAX
? -1 :
281 timeout
> nw
? (int) ((timeout
- nw
) / 1000) :
286 sd_login_monitor_flush(m
);
290 sd_login_monitor_unref(m
);
293 int main(int argc
, char* argv
[]) {
294 log_parse_environment();
297 log_info("/* Information printed is from the live system */");
301 if (streq_ptr(argv
[1], "-m"))