static char **arg_default_environment = NULL;
static struct rlimit *arg_default_rlimit[_RLIMIT_MAX] = {};
static uint64_t arg_capability_bounding_set_drop = 0;
-static nsec_t arg_timer_slack_nsec = (nsec_t) -1;
+static nsec_t arg_timer_slack_nsec = NSEC_INFINITY;
static usec_t arg_default_timer_accuracy_usec = 1 * USEC_PER_MINUTE;
static Set* arg_syscall_archs = NULL;
static FILE* arg_serialization = NULL;
static bool arg_default_cpu_accounting = false;
static bool arg_default_blockio_accounting = false;
static bool arg_default_memory_accounting = false;
+static usec_t arg_start_timeout_usec = DEFAULT_MANAGER_START_TIMEOUT_USEC;
+static FailureAction arg_start_timeout_action = FAILURE_ACTION_POWEROFF_FORCE;
+static char *arg_start_timeout_reboot_arg = NULL;
static void nop_handler(int sig) {}
sigaction_many(&sa, SIGNALS_CRASH_HANDLER, -1);
}
-static int console_setup(bool do_reset) {
- int tty_fd, r;
-
- /* If we are init, we connect stdin/stdout/stderr to /dev/null
- * and make sure we don't have a controlling tty. */
-
- release_terminal();
-
- if (!do_reset)
- return 0;
+static int console_setup(void) {
+ _cleanup_close_ int tty_fd = -1;
+ int r;
tty_fd = open_terminal("/dev/console", O_WRONLY|O_NOCTTY|O_CLOEXEC);
if (tty_fd < 0) {
log_error("Failed to open /dev/console: %s", strerror(-tty_fd));
- return -tty_fd;
+ return tty_fd;
}
- /* We don't want to force text mode.
- * plymouth may be showing pictures already from initrd. */
+ /* We don't want to force text mode. plymouth may be showing
+ * pictures already from initrd. */
r = reset_terminal_fd(tty_fd, false);
- if (r < 0)
+ if (r < 0) {
log_error("Failed to reset /dev/console: %s", strerror(-r));
+ return r;
+ }
- safe_close(tty_fd);
- return r;
+ return 0;
}
static int set_default_unit(const char *u) {
if (in_initrd())
return set_default_unit(value);
- } else if (streq(key, "systemd.log_target") && value) {
-
- if (log_set_target_from_string(value) < 0)
- log_warning("Failed to parse log target %s. Ignoring.", value);
-
- } else if (streq(key, "systemd.log_level") && value) {
-
- if (log_set_max_level_from_string(value) < 0)
- log_warning("Failed to parse log level %s. Ignoring.", value);
-
- } else if (streq(key, "systemd.log_color") && value) {
-
- if (log_show_color_from_string(value) < 0)
- log_warning("Failed to parse log color setting %s. Ignoring.", value);
-
- } else if (streq(key, "systemd.log_location") && value) {
-
- if (log_show_location_from_string(value) < 0)
- log_warning("Failed to parse log location setting %s. Ignoring.", value);
-
} else if (streq(key, "systemd.dump_core") && value) {
r = parse_boolean(value);
} else if (streq(key, "debug") && !value) {
- log_set_max_level(LOG_DEBUG);
+ /* Note that log_parse_environment() handles 'debug'
+ * too, and sets the log level to LOG_DEBUG. */
if (detect_container(NULL) > 0)
log_set_target(LOG_TARGET_CONSOLE);
void *data,
void *userdata) {
- char *w;
+ const char *word, *state;
size_t l;
- char *state;
cpu_set_t *c = NULL;
unsigned ncpus = 0;
assert(lvalue);
assert(rvalue);
- FOREACH_WORD_QUOTED(w, l, rvalue, state) {
+ FOREACH_WORD_QUOTED(word, l, rvalue, state) {
char *t;
int r;
unsigned cpu;
- if (!(t = strndup(w, l)))
+ if (!(t = strndup(word, l)))
return log_oom();
r = safe_atou(t, &cpu);
CPU_SET_S(cpu, CPU_ALLOC_SIZE(ncpus), c);
}
+ if (!isempty(state))
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Trailing garbage, ignoring.");
if (c) {
if (sched_setaffinity(0, CPU_ALLOC_SIZE(ncpus), c) < 0)
void *userdata) {
unsigned n = 0;
- char *state, *w;
+ const char *word, *state;
size_t length;
assert(filename);
free_join_controllers();
- FOREACH_WORD_QUOTED(w, length, rvalue, state) {
+ FOREACH_WORD_QUOTED(word, length, rvalue, state) {
char *s, **l;
- s = strndup(w, length);
+ s = strndup(word, length);
if (!s)
return log_oom();
arg_join_controllers = t;
}
}
+ if (!isempty(state))
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Trailing garbage, ignoring.");
return 0;
}
{ "Manager", "DefaultCPUAccounting", config_parse_bool, 0, &arg_default_cpu_accounting },
{ "Manager", "DefaultBlockIOAccounting", config_parse_bool, 0, &arg_default_blockio_accounting },
{ "Manager", "DefaultMemoryAccounting", config_parse_bool, 0, &arg_default_memory_accounting },
+ { "Manager", "StartTimeoutSec", config_parse_sec, 0, &arg_start_timeout_usec },
+ { "Manager", "StartTimeoutAction", config_parse_failure_action, 0, &arg_start_timeout_action },
+ { "Manager", "StartTimeoutRebootArgument",config_parse_string, 0, &arg_start_timeout_reboot_arg },
{}
};
* parse_proc_cmdline_word() or ignore. */
case '?':
- default:
- if (getpid() != 1) {
- log_error("Unknown option code %c", c);
+ if (getpid() != 1)
return -EINVAL;
- }
+ else
+ return 0;
- break;
+ default:
+ assert_not_reached("Unhandled option code.");
}
if (optind < argc && getpid() != 1) {
return -EINVAL;
}
- if (detect_container(NULL) > 0) {
- char **a;
-
- /* All /proc/cmdline arguments the kernel didn't
- * understand it passed to us. We're not really
- * interested in that usually since /proc/cmdline is
- * more interesting and complete. With one exception:
- * if we are run in a container /proc/cmdline is not
- * relevant for the container, hence we rely on argv[]
- * instead. */
-
- for (a = argv; a < argv + argc; a++) {
- _cleanup_free_ char *w;
- char *value;
-
- w = strdup(*a);
- if (!w)
- return log_oom();
-
- value = strchr(w, '=');
- if (value)
- *(value++) = 0;
-
- r = parse_proc_cmdline_item(w, value);
- if (r < 0) {
- log_error("Failed on cmdline argument %s: %s", *a, strerror(-r));
- return r;
- }
- }
- }
-
return 0;
}
" --crash-shell[=0|1] Run shell on crash\n"
" --confirm-spawn[=0|1] Ask for confirmation when spawning processes\n"
" --show-status[=0|1] Show status updates on the console during bootup\n"
- " --log-target=TARGET Set log target (console, journal, syslog, kmsg, journal-or-kmsg, syslog-or-kmsg, null)\n"
+ " --log-target=TARGET Set log target (console, journal, kmsg, journal-or-kmsg, null)\n"
" --log-level=LEVEL Set log level (debug, info, notice, warning, err, crit, alert, emerg)\n"
" --log-color[=0|1] Highlight important log messages\n"
" --log-location[=0|1] Include code location in log messages\n"
saved_argc = argc;
log_show_color(isatty(STDERR_FILENO) > 0);
+ log_set_upgrade_syslog_to_journal(true);
/* Disable the umask logic */
if (getpid() == 1)
if (clock_is_localtime() > 0) {
int min;
- /* The first-time call to settimeofday() does a time warp in the kernel */
+ /*
+ * The very first call of settimeofday() also does a time warp in the kernel.
+ *
+ * In the rtc-in-local time mode, we set the kernel's timezone, and rely on
+ * external tools to take care of maintaining the RTC and do all adjustments.
+ * This matches the behavior of Windows, which leaves the RTC alone if the
+ * registry tells that the RTC runs in UTC.
+ */
r = clock_set_timezone(&min);
if (r < 0)
log_error("Failed to apply local time delta, ignoring: %s", strerror(-r));
log_info("RTC configured in localtime, applying delta of %i minutes to system time.", min);
} else if (!in_initrd()) {
/*
- * Do dummy first-time call to seal the kernel's time warp magic
+ * Do a dummy very first call to seal the kernel's time warp magic.
*
* Do not call this this from inside the initrd. The initrd might not
* carry /etc/adjtime with LOCAL, but the real system could be set up
* that way. In such case, we need to delay the time-warp or the sealing
* until we reach the real system.
+ *
+ * Do no set the kernel's timezone. The concept of local time cannot
+ * be supported reliably, the time will jump or be incorrect at every daylight
+ * saving time change. All kernel local time concepts will be treated
+ * as UTC that way.
*/
- clock_reset_timezone();
-
- /* Tell the kernel our timezone */
- r = clock_set_timezone(NULL);
- if (r < 0)
- log_error("Failed to set the kernel's timezone, ignoring: %s", strerror(-r));
+ clock_reset_timewarp();
}
}
if (parse_proc_cmdline(parse_proc_cmdline_item) < 0)
goto finish;
+ /* Note that this also parses bits from the kernel command
+ * line, including "debug". */
log_parse_environment();
if (parse_argv(argc, argv) < 0)
goto finish;
}
+ if (arg_action == ACTION_TEST)
+ skip_setup = true;
+
pager_open_if_enabled();
if (arg_action == ACTION_HELP) {
/* Reset the console, but only if this is really init and we
* are freshly booted */
- if (arg_running_as == SYSTEMD_SYSTEM && arg_action == ACTION_RUN)
- console_setup(getpid() == 1 && !skip_setup);
+ if (arg_running_as == SYSTEMD_SYSTEM && arg_action == ACTION_RUN) {
+
+ /* If we are init, we connect stdin/stdout/stderr to
+ * /dev/null and make sure we don't have a controlling
+ * tty. */
+ release_terminal();
+
+ if (getpid() == 1 && !skip_setup)
+ console_setup();
+ }
/* Open the logging devices, if possible and necessary */
log_open();
if (arg_running_as == SYSTEMD_SYSTEM) {
const char *virtualization = NULL;
- log_info(PACKAGE_STRING " running in system mode. (" SYSTEMD_FEATURES ")");
+ log_info(PACKAGE_STRING " running in %ssystem mode. (" SYSTEMD_FEATURES ")",
+ arg_action == ACTION_TEST ? "test " : "" );
detect_virtualization(&virtualization);
if (virtualization)
_cleanup_free_ char *t;
t = uid_to_name(getuid());
- log_debug(PACKAGE_STRING " running in user mode for user "UID_FMT"/%s. (" SYSTEMD_FEATURES ")", getuid(), strna(t));
+ log_debug(PACKAGE_STRING " running in %suser mode for user "UID_FMT"/%s. (" SYSTEMD_FEATURES ")",
+ arg_action == ACTION_TEST ? " test" : "", getuid(), t);
}
if (arg_running_as == SYSTEMD_SYSTEM && !skip_setup) {
if (arg_running_as == SYSTEMD_SYSTEM && arg_runtime_watchdog > 0)
watchdog_set_timeout(&arg_runtime_watchdog);
- if (arg_timer_slack_nsec != (nsec_t) -1)
+ if (arg_timer_slack_nsec != NSEC_INFINITY)
if (prctl(PR_SET_TIMERSLACK, arg_timer_slack_nsec) < 0)
log_error("Failed to adjust timer slack: %m");
}
}
- r = manager_new(arg_running_as, &m);
+ r = manager_new(arg_running_as, arg_action == ACTION_TEST, &m);
if (r < 0) {
log_error("Failed to allocate manager object: %s", strerror(-r));
goto finish;
m->default_memory_accounting = arg_default_memory_accounting;
m->runtime_watchdog = arg_runtime_watchdog;
m->shutdown_watchdog = arg_shutdown_watchdog;
+ m->start_timeout_usec = arg_start_timeout_usec;
+ m->start_timeout_action = arg_start_timeout_action;
+ free_and_strdup(&m->start_timeout_reboot_arg, arg_start_timeout_reboot_arg);
+
m->userspace_timestamp = userspace_timestamp;
m->kernel_timestamp = kernel_timestamp;
m->initrd_timestamp = initrd_timestamp;
after_startup = now(CLOCK_MONOTONIC);
log_full(arg_action == ACTION_TEST ? LOG_INFO : LOG_DEBUG,
"Loaded units and determined initial transaction in %s.",
- format_timespan(timespan, sizeof(timespan), after_startup - before_startup, 0));
+ format_timespan(timespan, sizeof(timespan), after_startup - before_startup, 100 * USEC_PER_MSEC));
if (arg_action == ACTION_TEST) {
printf("-> By jobs:\n");
set_free(arg_syscall_archs);
arg_syscall_archs = NULL;
+ free(arg_start_timeout_reboot_arg);
+ arg_start_timeout_reboot_arg = NULL;
+
label_finish();
if (reexecute) {
const char **args;
unsigned i, args_size;
- sigset_t ss;
/* Close and disarm the watchdog, so that the new
* instance can reinitialize it, but doesn't get
* deserializing. */
broadcast_signal(SIGTERM, false, true);
- /* And switch root */
- r = switch_root(switch_root_dir);
+ /* And switch root with MS_MOVE, because we remove the old directory afterwards and detach it. */
+ r = switch_root(switch_root_dir, "/mnt", true, MS_MOVE);
if (r < 0)
log_error("Failed to switch root, ignoring: %s", strerror(-r));
}
args[i++] = NULL;
assert(i <= args_size);
- /* reenable any blocked signals, especially important
+ /* Reenable any blocked signals, especially important
* if we switch from initial ramdisk to init=... */
reset_all_signal_handlers();
-
- assert_se(sigemptyset(&ss) == 0);
- assert_se(sigprocmask(SIG_SETMASK, &ss, NULL) == 0);
+ reset_signal_mask();
if (switch_root_init) {
args[0] = switch_root_init;