#include "capability.h"
#include "killall.h"
#include "env-util.h"
-#include "hwclock.h"
+#include "clock-util.h"
#include "fileio.h"
#include "dbus-manager.h"
#include "bus-error.h"
static uint64_t arg_capability_bounding_set_drop = 0;
static nsec_t arg_timer_slack_nsec = (nsec_t) -1;
static usec_t arg_default_timer_accuracy_usec = 1 * USEC_PER_MINUTE;
-static usec_t arg_default_cpu_quota_period_usec = 100 * USEC_PER_MSEC;
static Set* arg_syscall_archs = NULL;
static FILE* arg_serialization = NULL;
static bool arg_default_cpu_accounting = false;
} else if (streq(key, "rd.systemd.unit") && value) {
- return set_default_unit(value);
+ if (in_initrd())
+ return set_default_unit(value);
} else if (streq(key, "systemd.log_target") && value) {
} else
log_warning("Environment variable name '%s' is not valid. Ignoring.", value);
- } else if (!streq(key, "systemd.restore_state") &&
- !streq(key, "systemd.gpt_auto") &&
- (startswith(key, "systemd.") || startswith(key, "rd.systemd."))) {
-
- const char *c;
-
- /* Ignore systemd.journald.xyz and friends */
- c = key;
- if (startswith(c, "rd."))
- c += 3;
- if (startswith(c, "systemd."))
- c += 8;
- if (c[strcspn(c, ".=")] != '.') {
-
- log_warning("Unknown kernel switch %s. Ignoring.", key);
-
- log_info("Supported kernel switches:\n"
- "systemd.unit=UNIT Default unit to start\n"
- "rd.systemd.unit=UNIT Default unit to start when run in initrd\n"
- "systemd.dump_core=0|1 Dump core on crash\n"
- "systemd.crash_shell=0|1 Run shell on crash\n"
- "systemd.crash_chvt=N Change to VT #N on crash\n"
- "systemd.confirm_spawn=0|1 Confirm every process spawn\n"
- "systemd.show_status=0|1|auto Show status updates on the console during bootup\n"
- "systemd.log_target=console|kmsg|journal|journal-or-kmsg|syslog|syslog-or-kmsg|null\n"
- " Log target\n"
- "systemd.log_level=LEVEL Log level\n"
- "systemd.log_color=0|1 Highlight important log messages\n"
- "systemd.log_location=0|1 Include code location in log messages\n"
- "systemd.default_standard_output=null|tty|syslog|syslog+console|kmsg|kmsg+console|journal|journal+console\n"
- " Set default log output for services\n"
- "systemd.default_standard_error=null|tty|syslog|syslog+console|kmsg|kmsg+console|journal|journal+console\n"
- " Set default log error output for services\n"
- "systemd.setenv=ASSIGNMENT Set an environment variable for all spawned processes\n"
- "systemd.restore_state=0|1 Restore backlight/rfkill state at boot\n");
- }
-
} else if (streq(key, "quiet") && !value) {
+
+ log_set_max_level(LOG_NOTICE);
+
if (arg_show_status == _SHOW_STATUS_UNSET)
arg_show_status = SHOW_STATUS_AUTO;
} else if (streq(key, "debug") && !value) {
+
log_set_max_level(LOG_DEBUG);
+
if (detect_container(NULL) > 0)
log_set_target(LOG_TARGET_CONSOLE);
#endif
{ "Manager", "TimerSlackNSec", config_parse_nsec, 0, &arg_timer_slack_nsec },
{ "Manager", "DefaultTimerAccuracySec", config_parse_sec, 0, &arg_default_timer_accuracy_usec },
- { "Manager", "DefaultCPUQuotaPeriodSec", config_parse_sec, 0, &arg_default_cpu_quota_period_usec },
{ "Manager", "DefaultStandardOutput", config_parse_output, 0, &arg_default_std_output },
{ "Manager", "DefaultStandardError", config_parse_output, 0, &arg_default_std_error },
{ "Manager", "DefaultTimeoutStartSec", config_parse_sec, 0, &arg_default_timeout_start_usec },
}
static void test_mtab(void) {
- char *p;
- /* Check that /etc/mtab is a symlink */
+ static const char ok[] =
+ "/proc/self/mounts\0"
+ "/proc/mounts\0"
+ "../proc/self/mounts\0"
+ "../proc/mounts\0";
- if (readlink_malloc("/etc/mtab", &p) >= 0) {
- bool b;
+ _cleanup_free_ char *p = NULL;
+ int r;
- b = streq(p, "/proc/self/mounts") || streq(p, "/proc/mounts");
- free(p);
+ /* Check that /etc/mtab is a symlink to the right place or
+ * non-existing. But certainly not a file, or a symlink to
+ * some weird place... */
- if (b)
- return;
- }
+ r = readlink_malloc("/etc/mtab", &p);
+ if (r == -ENOENT)
+ return;
+ if (r >= 0 && nulstr_contains(ok, p))
+ return;
log_warning("/etc/mtab is not a symlink or not pointing to /proc/self/mounts. "
"This is not supported anymore. "
"PRETTY_NAME", &pretty_name,
"ANSI_COLOR", &ansi_color,
NULL);
+ if (r == -ENOENT) {
+ r = parse_env_file("/usr/lib/os-release", NEWLINE,
+ "PRETTY_NAME", &pretty_name,
+ "ANSI_COLOR", &ansi_color,
+ NULL);
+ }
if (r < 0 && r != -ENOENT)
- log_warning("Failed to read /etc/os-release: %s", strerror(-r));
+ log_warning("Failed to read os-release file: %s", strerror(-r));
return status_printf(NULL, false, false,
"\nWelcome to \x1B[%sm%s\x1B[0m!\n",
isempty(pretty_name) ? "Linux" : pretty_name);
}
+static int write_container_id(void) {
+ const char *c;
+
+ c = getenv("container");
+ if (isempty(c))
+ return 0;
+
+ return write_string_file("/run/systemd/container", c);
+}
+
int main(int argc, char *argv[]) {
Manager *m = NULL;
int r, retval = EXIT_FAILURE;
bool loaded_policy = false;
bool arm_reboot_watchdog = false;
bool queue_default_job = false;
+ bool empty_etc = false;
char *switch_root_dir = NULL, *switch_root_init = NULL;
static struct rlimit saved_rlimit_nofile = { 0, 0 };
goto finish;
if (!skip_setup) {
- if (hwclock_is_localtime() > 0) {
+ if (clock_is_localtime() > 0) {
int min;
/* The first-time call to settimeofday() does a time warp in the kernel */
- r = hwclock_set_timezone(&min);
+ r = clock_set_timezone(&min);
if (r < 0)
log_error("Failed to apply local time delta, ignoring: %s", strerror(-r));
else
* that way. In such case, we need to delay the time-warp or the sealing
* until we reach the real system.
*/
- hwclock_reset_timezone();
+ clock_reset_timezone();
/* Tell the kernel our timezone */
- r = hwclock_set_timezone(NULL);
+ r = clock_set_timezone(NULL);
if (r < 0)
log_error("Failed to set the kernel's timezone, ignoring: %s", strerror(-r));
}
if (virtualization)
log_info("Detected virtualization '%s'.", virtualization);
+ write_container_id();
+
log_info("Detected architecture '%s'.", architecture_to_string(uname_architecture()));
if (in_initrd())
log_info("Running in initial RAM disk.");
+ empty_etc = dir_is_empty("/etc") > 0;
+ if (empty_etc)
+ log_info("Running with unpopulated /etc.");
} else {
- _cleanup_free_ char *t = uid_to_name(getuid());
- log_debug(PACKAGE_STRING " running in user mode for user "PID_FMT"/%s. (" SYSTEMD_FEATURES ")",
- getuid(), t);
+ _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));
}
if (arg_running_as == SYSTEMD_SYSTEM && !skip_setup) {
status_welcome();
#ifdef HAVE_KMOD
- if (detect_container(NULL) <= 0)
- kmod_setup();
+ kmod_setup();
#endif
hostname_setup();
- machine_id_setup("");
+ machine_id_setup(NULL);
loopback_setup();
test_mtab();
}
}
- if (arg_running_as == SYSTEMD_SYSTEM)
+ if (arg_running_as == SYSTEMD_SYSTEM) {
bump_rlimit_nofile(&saved_rlimit_nofile);
+ if (empty_etc) {
+ r = unit_file_preset_all(UNIT_FILE_SYSTEM, false, NULL, UNIT_FILE_PRESET_FULL, false, NULL, 0);
+ if (r < 0)
+ log_warning("Failed to populate /etc with preset unit settings, ignoring: %s", strerror(-r));
+ else
+ log_info("Populated /etc with preset unit settings.");
+ }
+ }
+
r = manager_new(arg_running_as, &m);
if (r < 0) {
log_error("Failed to allocate manager object: %s", strerror(-r));
m->confirm_spawn = arg_confirm_spawn;
m->default_timer_accuracy_usec = arg_default_timer_accuracy_usec;
- m->default_cpu_quota_period_usec = arg_default_cpu_quota_period_usec;
m->default_std_output = arg_default_std_output;
m->default_std_error = arg_default_std_error;
m->default_restart_usec = arg_default_restart_usec;
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
args[i++] = NULL;
assert(i <= args_size);
+ /* 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);
+
if (switch_root_init) {
args[0] = switch_root_init;
execv(args[0], (char* const*) args);