Beispiel #1
0
int main(int argc, char *argv[]) {
        Manager *m = NULL;
        int r;

        log_set_target(LOG_TARGET_AUTO);
        log_set_facility(LOG_AUTH);
        log_parse_environment();
        log_open();

        umask(0022);

        if (argc != 1) {
                log_error("This program takes no arguments.");
                r = -EINVAL;
                goto finish;
        }

        /* Always create the directories people can create inotify
         * watches in. Note that some applications might check for the
         * existence of /run/systemd/machines/ to determine whether
         * machined is available, so please always make sure this
         * check stays in. */
        mkdir_label("/run/systemd/machines", 0755);

        m = manager_new();
        if (!m) {
                r = log_oom();
                goto finish;
        }

        r = manager_startup(m);
        if (r < 0) {
                log_error("Failed to fully start up daemon: %s", strerror(-r));
                goto finish;
        }

        log_debug("systemd-machined running as pid "PID_FMT, getpid());

        sd_notify(false,
                  "READY=1\n"
                  "STATUS=Processing requests...");

        r = manager_run(m);

        log_debug("systemd-machined stopped as pid "PID_FMT, getpid());

finish:
        sd_notify(false,
                  "STOPPING=1\n"
                  "STATUS=Shutting down...");

        if (m)
                manager_free(m);

        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
Beispiel #2
0
int main(int argc, char *argv[]) {
        _cleanup_(manager_unrefp) Manager *m = NULL;
        int r;

        log_set_target(LOG_TARGET_AUTO);
        log_set_facility(LOG_AUTH);
        log_parse_environment();
        log_open();

        umask(0022);

        if (argc != 1) {
                log_error("This program takes no arguments.");
                r = -EINVAL;
                goto finish;
        }

        /* Always create the directories people can create inotify watches in. Note that some applications might check
         * for the existence of /run/systemd/machines/ to determine whether machined is available, so please always
         * make sure this check stays in. */
        (void) mkdir_label("/run/systemd/machines", 0755);

        assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGCHLD, SIGTERM, SIGINT, -1) >= 0);

        r = manager_new(&m);
        if (r < 0) {
                log_error_errno(r, "Failed to allocate manager object: %m");
                goto finish;
        }

        r = manager_startup(m);
        if (r < 0) {
                log_error_errno(r, "Failed to fully start up daemon: %m");
                goto finish;
        }

        log_debug("systemd-machined running as pid "PID_FMT, getpid_cached());

        (void) sd_notify(false,
                         "READY=1\n"
                         "STATUS=Processing requests...");

        r = manager_run(m);

        log_debug("systemd-machined stopped as pid "PID_FMT, getpid_cached());

        (void) sd_notify(false,
                         "STOPPING=1\n"
                         "STATUS=Shutting down...");

finish:
        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
Beispiel #3
0
int main(int argc, char *argv[]) {
        Server server;
        int r;

        if (argc > 1) {
                log_error("This program does not take arguments.");
                return EXIT_FAILURE;
        }

        log_set_target(LOG_TARGET_SAFE);
        log_set_facility(LOG_SYSLOG);
        log_parse_environment();
        log_open();

        umask(0022);

        sigbus_install();

        r = server_init(&server);
        if (r < 0)
                goto finish;

        server_vacuum(&server, false);
        server_flush_to_var(&server, true);
        server_flush_dev_kmsg(&server);

        log_debug("systemd-journald running as pid "PID_FMT, getpid_cached());
        server_driver_message(&server, 0,
                              "MESSAGE_ID=" SD_MESSAGE_JOURNAL_START_STR,
                              LOG_MESSAGE("Journal started"),
                              NULL);

        /* Make sure to send the usage message *after* flushing the
         * journal so entries from the runtime journals are ordered
         * before this message. See #4190 for some details. */
        server_space_usage_message(&server, NULL);

        for (;;) {
                usec_t t = USEC_INFINITY, n;

                r = sd_event_get_state(server.event);
                if (r < 0)
                        goto finish;
                if (r == SD_EVENT_FINISHED)
                        break;

                n = now(CLOCK_REALTIME);

                if (server.max_retention_usec > 0 && server.oldest_file_usec > 0) {

                        /* The retention time is reached, so let's vacuum! */
                        if (server.oldest_file_usec + server.max_retention_usec < n) {
                                log_info("Retention time reached.");
                                server_rotate(&server);
                                server_vacuum(&server, false);
                                continue;
                        }

                        /* Calculate when to rotate the next time */
                        t = server.oldest_file_usec + server.max_retention_usec - n;
                }

#if HAVE_GCRYPT
                if (server.system_journal) {
                        usec_t u;

                        if (journal_file_next_evolve_usec(server.system_journal, &u)) {
                                if (n >= u)
                                        t = 0;
                                else
                                        t = MIN(t, u - n);
                        }
                }
#endif

                r = sd_event_run(server.event, t);
                if (r < 0) {
                        log_error_errno(r, "Failed to run event loop: %m");
                        goto finish;
                }

                server_maybe_append_tags(&server);
                server_maybe_warn_forward_syslog_missed(&server);
        }

        log_debug("systemd-journald stopped as pid "PID_FMT, getpid_cached());
        server_driver_message(&server, 0,
                              "MESSAGE_ID=" SD_MESSAGE_JOURNAL_STOP_STR,
                              LOG_MESSAGE("Journal stopped"),
                              NULL);

finish:
        server_done(&server);

        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
Beispiel #4
0
int main(int argc, char *argv[]) {
        _cleanup_(manager_freep) Manager *m = NULL;
        const char *user = "******";
        uid_t uid;
        gid_t gid;
        int r;

        log_set_target(LOG_TARGET_AUTO);
        log_set_facility(LOG_CRON);
        log_parse_environment();
        log_open();

        umask(0022);

        if (argc != 1) {
                log_error("This program does not take arguments.");
                r = -EINVAL;
                goto finish;
        }

        r = get_user_creds(&user, &uid, &gid, NULL, NULL);
        if (r < 0) {
                log_error_errno(r, "Cannot resolve user name %s: %m", user);
                goto finish;
        }

        r = load_clock_timestamp(uid, gid);
        if (r < 0)
                goto finish;

        r = drop_privileges(uid, gid, (1ULL << CAP_SYS_TIME));
        if (r < 0)
                goto finish;

        /* We need one process for ourselves, plus one thread for the asynchronous resolver */
        if (setrlimit(RLIMIT_NPROC, &RLIMIT_MAKE_CONST(2)) < 0)
                log_warning_errno(errno, "Failed to lower RLIMIT_NPROC to 2: %m");

        assert_se(sigprocmask_many(SIG_BLOCK, SIGTERM, SIGINT, -1) == 0);

        r = manager_new(&m);
        if (r < 0) {
                log_error_errno(r, "Failed to allocate manager: %m");
                goto finish;
        }

        if (clock_is_localtime() > 0) {
                log_info("The system is configured to read the RTC time in the local time zone. "
                         "This mode can not be fully supported. All system time to RTC updates are disabled.");
                m->rtc_local_time = true;
        }

        r = manager_parse_config_file(m);
        if (r < 0)
                log_warning_errno(r, "Failed to parse configuration file: %m");

        log_debug("systemd-timesyncd running as pid %lu", (unsigned long) getpid());
        sd_notify(false,
                  "READY=1\n"
                  "STATUS=Daemon is running");

        if (network_is_online()) {
                r = manager_connect(m);
                if (r < 0)
                        goto finish;
        }

        r = sd_event_loop(m->event);
        if (r < 0) {
                log_error_errno(r, "Failed to run event loop: %m");
                goto finish;
        }

        /* if we got an authoritative time, store it in the file system */
        if (m->sync)
                touch("/var/lib/systemd/clock");

        sd_event_get_exit_code(m->event, &r);

finish:
        sd_notify(false,
                  "STOPPING=1\n"
                  "STATUS=Shutting down...");

        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}
Beispiel #5
0
int main(int argc, char *argv[]) {
        Server server;
        int r;

        /* if (getppid() != 1) { */
        /*         log_error("This program should be invoked by init only."); */
        /*         return EXIT_FAILURE; */
        /* } */

        if (argc > 1) {
                log_error("This program does not take arguments.");
                return EXIT_FAILURE;
        }

        log_set_target(LOG_TARGET_SAFE);
        log_set_facility(LOG_SYSLOG);
        log_parse_environment();
        log_open();

        umask(0022);

        r = server_init(&server);
        if (r < 0)
                goto finish;

        server_vacuum(&server);
        server_flush_to_var(&server);
        server_flush_dev_kmsg(&server);

        log_debug("systemd-journald running as pid %lu", (unsigned long) getpid());
        server_driver_message(&server, SD_MESSAGE_JOURNAL_START, "Journal started");

        sd_notify(false,
                  "READY=1\n"
                  "STATUS=Processing requests...");

        for (;;) {
                struct epoll_event event;
                int t = -1;
                usec_t n;

                n = now(CLOCK_REALTIME);

                if (server.max_retention_usec > 0 && server.oldest_file_usec > 0) {

                        /* The retention time is reached, so let's vacuum! */
                        if (server.oldest_file_usec + server.max_retention_usec < n) {
                                log_info("Retention time reached.");
                                server_rotate(&server);
                                server_vacuum(&server);
                                continue;
                        }

                        /* Calculate when to rotate the next time */
                        t = (int) ((server.oldest_file_usec + server.max_retention_usec - n + USEC_PER_MSEC - 1) / USEC_PER_MSEC);
                        log_info("Sleeping for %i ms", t);
                }

#ifdef HAVE_GCRYPT
                if (server.system_journal) {
                        usec_t u;

                        if (journal_file_next_evolve_usec(server.system_journal, &u)) {
                                if (n >= u)
                                        t = 0;
                                else
                                        t = MIN(t, (int) ((u - n + USEC_PER_MSEC - 1) / USEC_PER_MSEC));
                        }
                }
#endif

                r = epoll_wait(server.epoll_fd, &event, 1, t);
                if (r < 0) {

                        if (errno == EINTR)
                                continue;

                        log_error("epoll_wait() failed: %m");
                        r = -errno;
                        goto finish;
                }

                if (r > 0) {
                        r = process_event(&server, &event);
                        if (r < 0)
                                goto finish;
                        else if (r == 0)
                                break;
                }

                server_maybe_append_tags(&server);
                server_maybe_warn_forward_syslog_missed(&server);
        }

        log_debug("systemd-journald stopped as pid %lu", (unsigned long) getpid());
        server_driver_message(&server, SD_MESSAGE_JOURNAL_STOP, "Journal stopped");

finish:
        sd_notify(false,
                  "STATUS=Shutting down...");

        server_done(&server);

        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}