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Diffstat (limited to 'src/libsystemd/sd-event/test-event.c')
-rw-r--r--src/libsystemd/sd-event/test-event.c357
1 files changed, 0 insertions, 357 deletions
diff --git a/src/libsystemd/sd-event/test-event.c b/src/libsystemd/sd-event/test-event.c
deleted file mode 100644
index daea4126f8..0000000000
--- a/src/libsystemd/sd-event/test-event.c
+++ /dev/null
@@ -1,357 +0,0 @@
-/***
- This file is part of systemd.
-
- Copyright 2013 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include "sd-event.h"
-
-#include "fd-util.h"
-#include "log.h"
-#include "macro.h"
-#include "signal-util.h"
-#include "util.h"
-
-static int prepare_handler(sd_event_source *s, void *userdata) {
- log_info("preparing %c", PTR_TO_INT(userdata));
- return 1;
-}
-
-static bool got_a, got_b, got_c, got_unref;
-static unsigned got_d;
-
-static int unref_handler(sd_event_source *s, int fd, uint32_t revents, void *userdata) {
- sd_event_source_unref(s);
- got_unref = true;
- return 0;
-}
-
-static int io_handler(sd_event_source *s, int fd, uint32_t revents, void *userdata) {
-
- log_info("got IO on %c", PTR_TO_INT(userdata));
-
- if (userdata == INT_TO_PTR('a')) {
- assert_se(sd_event_source_set_enabled(s, SD_EVENT_OFF) >= 0);
- assert_se(!got_a);
- got_a = true;
- } else if (userdata == INT_TO_PTR('b')) {
- assert_se(!got_b);
- got_b = true;
- } else if (userdata == INT_TO_PTR('d')) {
- got_d++;
- if (got_d < 2)
- assert_se(sd_event_source_set_enabled(s, SD_EVENT_ONESHOT) >= 0);
- else
- assert_se(sd_event_source_set_enabled(s, SD_EVENT_OFF) >= 0);
- } else
- assert_not_reached("Yuck!");
-
- return 1;
-}
-
-static int child_handler(sd_event_source *s, const siginfo_t *si, void *userdata) {
-
- assert_se(s);
- assert_se(si);
-
- log_info("got child on %c", PTR_TO_INT(userdata));
-
- assert_se(userdata == INT_TO_PTR('f'));
-
- assert_se(sd_event_exit(sd_event_source_get_event(s), 0) >= 0);
- sd_event_source_unref(s);
-
- return 1;
-}
-
-static int signal_handler(sd_event_source *s, const struct signalfd_siginfo *si, void *userdata) {
- sd_event_source *p = NULL;
- pid_t pid;
-
- assert_se(s);
- assert_se(si);
-
- log_info("got signal on %c", PTR_TO_INT(userdata));
-
- assert_se(userdata == INT_TO_PTR('e'));
-
- assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGCHLD, -1) >= 0);
-
- pid = fork();
- assert_se(pid >= 0);
-
- if (pid == 0)
- _exit(0);
-
- assert_se(sd_event_add_child(sd_event_source_get_event(s), &p, pid, WEXITED, child_handler, INT_TO_PTR('f')) >= 0);
- assert_se(sd_event_source_set_enabled(p, SD_EVENT_ONESHOT) >= 0);
-
- sd_event_source_unref(s);
-
- return 1;
-}
-
-static int defer_handler(sd_event_source *s, void *userdata) {
- sd_event_source *p = NULL;
-
- assert_se(s);
-
- log_info("got defer on %c", PTR_TO_INT(userdata));
-
- assert_se(userdata == INT_TO_PTR('d'));
-
- assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGUSR1, -1) >= 0);
-
- assert_se(sd_event_add_signal(sd_event_source_get_event(s), &p, SIGUSR1, signal_handler, INT_TO_PTR('e')) >= 0);
- assert_se(sd_event_source_set_enabled(p, SD_EVENT_ONESHOT) >= 0);
- raise(SIGUSR1);
-
- sd_event_source_unref(s);
-
- return 1;
-}
-
-static bool do_quit = false;
-
-static int time_handler(sd_event_source *s, uint64_t usec, void *userdata) {
- log_info("got timer on %c", PTR_TO_INT(userdata));
-
- if (userdata == INT_TO_PTR('c')) {
-
- if (do_quit) {
- sd_event_source *p;
-
- assert_se(sd_event_add_defer(sd_event_source_get_event(s), &p, defer_handler, INT_TO_PTR('d')) >= 0);
- assert_se(sd_event_source_set_enabled(p, SD_EVENT_ONESHOT) >= 0);
- } else {
- assert_se(!got_c);
- got_c = true;
- }
- } else
- assert_not_reached("Huh?");
-
- return 2;
-}
-
-static bool got_exit = false;
-
-static int exit_handler(sd_event_source *s, void *userdata) {
- log_info("got quit handler on %c", PTR_TO_INT(userdata));
-
- got_exit = true;
-
- return 3;
-}
-
-static bool got_post = false;
-
-static int post_handler(sd_event_source *s, void *userdata) {
- log_info("got post handler");
-
- got_post = true;
-
- return 2;
-}
-
-static void test_basic(void) {
- sd_event *e = NULL;
- sd_event_source *w = NULL, *x = NULL, *y = NULL, *z = NULL, *q = NULL, *t = NULL;
- static const char ch = 'x';
- int a[2] = { -1, -1 }, b[2] = { -1, -1}, d[2] = { -1, -1}, k[2] = { -1, -1 };
- uint64_t event_now;
-
- assert_se(pipe(a) >= 0);
- assert_se(pipe(b) >= 0);
- assert_se(pipe(d) >= 0);
- assert_se(pipe(k) >= 0);
-
- assert_se(sd_event_default(&e) >= 0);
- assert_se(sd_event_now(e, CLOCK_MONOTONIC, &event_now) > 0);
-
- assert_se(sd_event_set_watchdog(e, true) >= 0);
-
- /* Test whether we cleanly can destroy an io event source from its own handler */
- got_unref = false;
- assert_se(sd_event_add_io(e, &t, k[0], EPOLLIN, unref_handler, NULL) >= 0);
- assert_se(write(k[1], &ch, 1) == 1);
- assert_se(sd_event_run(e, (uint64_t) -1) >= 1);
- assert_se(got_unref);
-
- got_a = false, got_b = false, got_c = false, got_d = 0;
-
- /* Add a oneshot handler, trigger it, re-enable it, and trigger
- * it again. */
- assert_se(sd_event_add_io(e, &w, d[0], EPOLLIN, io_handler, INT_TO_PTR('d')) >= 0);
- assert_se(sd_event_source_set_enabled(w, SD_EVENT_ONESHOT) >= 0);
- assert_se(write(d[1], &ch, 1) >= 0);
- assert_se(sd_event_run(e, (uint64_t) -1) >= 1);
- assert_se(got_d == 1);
- assert_se(write(d[1], &ch, 1) >= 0);
- assert_se(sd_event_run(e, (uint64_t) -1) >= 1);
- assert_se(got_d == 2);
-
- assert_se(sd_event_add_io(e, &x, a[0], EPOLLIN, io_handler, INT_TO_PTR('a')) >= 0);
- assert_se(sd_event_add_io(e, &y, b[0], EPOLLIN, io_handler, INT_TO_PTR('b')) >= 0);
- assert_se(sd_event_add_time(e, &z, CLOCK_MONOTONIC, 0, 0, time_handler, INT_TO_PTR('c')) >= 0);
- assert_se(sd_event_add_exit(e, &q, exit_handler, INT_TO_PTR('g')) >= 0);
-
- assert_se(sd_event_source_set_priority(x, 99) >= 0);
- assert_se(sd_event_source_set_enabled(y, SD_EVENT_ONESHOT) >= 0);
- assert_se(sd_event_source_set_prepare(x, prepare_handler) >= 0);
- assert_se(sd_event_source_set_priority(z, 50) >= 0);
- assert_se(sd_event_source_set_enabled(z, SD_EVENT_ONESHOT) >= 0);
- assert_se(sd_event_source_set_prepare(z, prepare_handler) >= 0);
-
- /* Test for floating event sources */
- assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGRTMIN+1, -1) >= 0);
- assert_se(sd_event_add_signal(e, NULL, SIGRTMIN+1, NULL, NULL) >= 0);
-
- assert_se(write(a[1], &ch, 1) >= 0);
- assert_se(write(b[1], &ch, 1) >= 0);
-
- assert_se(!got_a && !got_b && !got_c);
-
- assert_se(sd_event_run(e, (uint64_t) -1) >= 1);
-
- assert_se(!got_a && got_b && !got_c);
-
- assert_se(sd_event_run(e, (uint64_t) -1) >= 1);
-
- assert_se(!got_a && got_b && got_c);
-
- assert_se(sd_event_run(e, (uint64_t) -1) >= 1);
-
- assert_se(got_a && got_b && got_c);
-
- sd_event_source_unref(x);
- sd_event_source_unref(y);
-
- do_quit = true;
- assert_se(sd_event_add_post(e, NULL, post_handler, NULL) >= 0);
- assert_se(sd_event_now(e, CLOCK_MONOTONIC, &event_now) == 0);
- assert_se(sd_event_source_set_time(z, event_now + 200 * USEC_PER_MSEC) >= 0);
- assert_se(sd_event_source_set_enabled(z, SD_EVENT_ONESHOT) >= 0);
-
- assert_se(sd_event_loop(e) >= 0);
- assert_se(got_post);
- assert_se(got_exit);
-
- sd_event_source_unref(z);
- sd_event_source_unref(q);
-
- sd_event_source_unref(w);
-
- sd_event_unref(e);
-
- safe_close_pair(a);
- safe_close_pair(b);
- safe_close_pair(d);
- safe_close_pair(k);
-}
-
-static void test_sd_event_now(void) {
- _cleanup_(sd_event_unrefp) sd_event *e = NULL;
- uint64_t event_now;
-
- assert_se(sd_event_new(&e) >= 0);
- assert_se(sd_event_now(e, CLOCK_MONOTONIC, &event_now) > 0);
- assert_se(sd_event_now(e, CLOCK_REALTIME, &event_now) > 0);
- assert_se(sd_event_now(e, CLOCK_REALTIME_ALARM, &event_now) > 0);
- assert_se(sd_event_now(e, CLOCK_BOOTTIME, &event_now) > 0);
- assert_se(sd_event_now(e, CLOCK_BOOTTIME_ALARM, &event_now) > 0);
- assert_se(sd_event_now(e, -1, &event_now) == -EOPNOTSUPP);
- assert_se(sd_event_now(e, 900 /* arbitrary big number */, &event_now) == -EOPNOTSUPP);
-
- assert_se(sd_event_run(e, 0) == 0);
-
- assert_se(sd_event_now(e, CLOCK_MONOTONIC, &event_now) == 0);
- assert_se(sd_event_now(e, CLOCK_REALTIME, &event_now) == 0);
- assert_se(sd_event_now(e, CLOCK_REALTIME_ALARM, &event_now) == 0);
- assert_se(sd_event_now(e, CLOCK_BOOTTIME, &event_now) == 0);
- assert_se(sd_event_now(e, CLOCK_BOOTTIME_ALARM, &event_now) == 0);
- assert_se(sd_event_now(e, -1, &event_now) == -EOPNOTSUPP);
- assert_se(sd_event_now(e, 900 /* arbitrary big number */, &event_now) == -EOPNOTSUPP);
-}
-
-static int last_rtqueue_sigval = 0;
-static int n_rtqueue = 0;
-
-static int rtqueue_handler(sd_event_source *s, const struct signalfd_siginfo *si, void *userdata) {
- last_rtqueue_sigval = si->ssi_int;
- n_rtqueue ++;
- return 0;
-}
-
-static void test_rtqueue(void) {
- sd_event_source *u = NULL, *v = NULL, *s = NULL;
- sd_event *e = NULL;
-
- assert_se(sd_event_default(&e) >= 0);
-
- assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGRTMIN+2, SIGRTMIN+3, SIGUSR2, -1) >= 0);
- assert_se(sd_event_add_signal(e, &u, SIGRTMIN+2, rtqueue_handler, NULL) >= 0);
- assert_se(sd_event_add_signal(e, &v, SIGRTMIN+3, rtqueue_handler, NULL) >= 0);
- assert_se(sd_event_add_signal(e, &s, SIGUSR2, rtqueue_handler, NULL) >= 0);
-
- assert_se(sd_event_source_set_priority(v, -10) >= 0);
-
- assert(sigqueue(getpid(), SIGRTMIN+2, (union sigval) { .sival_int = 1 }) >= 0);
- assert(sigqueue(getpid(), SIGRTMIN+3, (union sigval) { .sival_int = 2 }) >= 0);
- assert(sigqueue(getpid(), SIGUSR2, (union sigval) { .sival_int = 3 }) >= 0);
- assert(sigqueue(getpid(), SIGRTMIN+3, (union sigval) { .sival_int = 4 }) >= 0);
- assert(sigqueue(getpid(), SIGUSR2, (union sigval) { .sival_int = 5 }) >= 0);
-
- assert_se(n_rtqueue == 0);
- assert_se(last_rtqueue_sigval == 0);
-
- assert_se(sd_event_run(e, (uint64_t) -1) >= 1);
- assert_se(n_rtqueue == 1);
- assert_se(last_rtqueue_sigval == 2); /* first SIGRTMIN+3 */
-
- assert_se(sd_event_run(e, (uint64_t) -1) >= 1);
- assert_se(n_rtqueue == 2);
- assert_se(last_rtqueue_sigval == 4); /* second SIGRTMIN+3 */
-
- assert_se(sd_event_run(e, (uint64_t) -1) >= 1);
- assert_se(n_rtqueue == 3);
- assert_se(last_rtqueue_sigval == 3); /* first SIGUSR2 */
-
- assert_se(sd_event_run(e, (uint64_t) -1) >= 1);
- assert_se(n_rtqueue == 4);
- assert_se(last_rtqueue_sigval == 1); /* SIGRTMIN+2 */
-
- assert_se(sd_event_run(e, 0) == 0); /* the other SIGUSR2 is dropped, because the first one was still queued */
- assert_se(n_rtqueue == 4);
- assert_se(last_rtqueue_sigval == 1);
-
- sd_event_source_unref(u);
- sd_event_source_unref(v);
- sd_event_source_unref(s);
-
- sd_event_unref(e);
-}
-
-int main(int argc, char *argv[]) {
-
- log_set_max_level(LOG_DEBUG);
- log_parse_environment();
-
- test_basic();
- test_sd_event_now();
- test_rtqueue();
-
- return 0;
-}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-10-30 13:27:56 +0000