#include "label.h"
#include "build.h"
#include "strv.h"
+#include "def.h"
+#include "virt.h"
static enum {
ACTION_RUN,
static bool arg_mount_auto = true;
static bool arg_swap_auto = true;
static char **arg_default_controllers = NULL;
-static ExecOutput arg_default_std_output = EXEC_OUTPUT_INHERIT;
+static char ***arg_join_controllers = NULL;
+static ExecOutput arg_default_std_output = EXEC_OUTPUT_SYSLOG;
static ExecOutput arg_default_std_error = EXEC_OUTPUT_INHERIT;
static FILE* serialization = NULL;
_exit(1);
}
- log_info("Successfully spawned crash shall as pid %lu.", (unsigned long) pid);
+ log_info("Successfully spawned crash shell as pid %lu.", (unsigned long) pid);
}
log_info("Freezing execution.");
return -tty_fd;
}
- if ((r = reset_terminal(tty_fd)) < 0)
+ if ((r = reset_terminal_fd(tty_fd)) < 0)
log_error("Failed to reset /dev/console: %s", strerror(-r));
close_nointr_nofail(tty_fd);
return 0;
}
-static int config_parse_level(
+static int config_parse_level2(
const char *filename,
unsigned line,
const char *section,
const char *lvalue,
+ int ltype,
const char *rvalue,
void *data,
void *userdata) {
unsigned line,
const char *section,
const char *lvalue,
+ int ltype,
const char *rvalue,
void *data,
void *userdata) {
unsigned line,
const char *section,
const char *lvalue,
+ int ltype,
const char *rvalue,
void *data,
void *userdata) {
unsigned line,
const char *section,
const char *lvalue,
+ int ltype,
const char *rvalue,
void *data,
void *userdata) {
return 0;
}
-static int config_parse_cpu_affinity(
+static int config_parse_cpu_affinity2(
const char *filename,
unsigned line,
const char *section,
const char *lvalue,
+ int ltype,
const char *rvalue,
void *data,
void *userdata) {
return 0;
}
-static DEFINE_CONFIG_PARSE_ENUM(config_parse_output, exec_output, ExecOutput, "Failed to parse output specifier");
+static void strv_free_free(char ***l) {
+ char ***i;
+
+ if (!l)
+ return;
+
+ for (i = l; *i; i++)
+ strv_free(*i);
+
+ free(l);
+}
+
+static void free_join_controllers(void) {
+ if (!arg_join_controllers)
+ return;
+
+ strv_free_free(arg_join_controllers);
+ arg_join_controllers = NULL;
+}
+
+static int config_parse_join_controllers(
+ const char *filename,
+ unsigned line,
+ const char *section,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ unsigned n = 0;
+ char *state, *w;
+ size_t length;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ free_join_controllers();
+
+ FOREACH_WORD_QUOTED(w, length, rvalue, state) {
+ char *s, **l;
+
+ s = strndup(w, length);
+ if (!s)
+ return -ENOMEM;
+
+ l = strv_split(s, ",");
+ free(s);
+
+ strv_uniq(l);
+
+ if (strv_length(l) <= 1) {
+ strv_free(l);
+ continue;
+ }
+
+ if (!arg_join_controllers) {
+ arg_join_controllers = new(char**, 2);
+ if (!arg_join_controllers) {
+ strv_free(l);
+ return -ENOMEM;
+ }
+
+ arg_join_controllers[0] = l;
+ arg_join_controllers[1] = NULL;
+
+ n = 1;
+ } else {
+ char ***a;
+ char ***t;
+
+ t = new0(char**, n+2);
+ if (!t) {
+ strv_free(l);
+ return -ENOMEM;
+ }
+
+ n = 0;
+
+ for (a = arg_join_controllers; *a; a++) {
+
+ if (strv_overlap(*a, l)) {
+ char **c;
+
+ c = strv_merge(*a, l);
+ if (!c) {
+ strv_free(l);
+ strv_free_free(t);
+ return -ENOMEM;
+ }
+
+ strv_free(l);
+ l = c;
+ } else {
+ char **c;
+
+ c = strv_copy(*a);
+ if (!c) {
+ strv_free(l);
+ strv_free_free(t);
+ return -ENOMEM;
+ }
+
+ t[n++] = c;
+ }
+ }
+
+ t[n++] = strv_uniq(l);
+
+ strv_free_free(arg_join_controllers);
+ arg_join_controllers = t;
+ }
+ }
+
+ return 0;
+}
static int parse_config_file(void) {
- const ConfigItem items[] = {
- { "LogLevel", config_parse_level, NULL, "Manager" },
- { "LogTarget", config_parse_target, NULL, "Manager" },
- { "LogColor", config_parse_color, NULL, "Manager" },
- { "LogLocation", config_parse_location, NULL, "Manager" },
- { "DumpCore", config_parse_bool, &arg_dump_core, "Manager" },
- { "CrashShell", config_parse_bool, &arg_crash_shell, "Manager" },
- { "ShowStatus", config_parse_bool, &arg_show_status, "Manager" },
+ const ConfigTableItem items[] = {
+ { "Manager", "LogLevel", config_parse_level2, 0, NULL },
+ { "Manager", "LogTarget", config_parse_target, 0, NULL },
+ { "Manager", "LogColor", config_parse_color, 0, NULL },
+ { "Manager", "LogLocation", config_parse_location, 0, NULL },
+ { "Manager", "DumpCore", config_parse_bool, 0, &arg_dump_core },
+ { "Manager", "CrashShell", config_parse_bool, 0, &arg_crash_shell },
+ { "Manager", "ShowStatus", config_parse_bool, 0, &arg_show_status },
#ifdef HAVE_SYSV_COMPAT
- { "SysVConsole", config_parse_bool, &arg_sysv_console, "Manager" },
+ { "Manager", "SysVConsole", config_parse_bool, 0, &arg_sysv_console },
#endif
- { "CrashChVT", config_parse_int, &arg_crash_chvt, "Manager" },
- { "CPUAffinity", config_parse_cpu_affinity, NULL, "Manager" },
- { "MountAuto", config_parse_bool, &arg_mount_auto, "Manager" },
- { "SwapAuto", config_parse_bool, &arg_swap_auto, "Manager" },
- { "DefaultControllers", config_parse_strv, &arg_default_controllers, "Manager" },
- { "DefaultStandardOutput", config_parse_output, &arg_default_std_output, "Manager" },
- { "DefaultStandardError", config_parse_output, &arg_default_std_error, "Manager" },
- { NULL, NULL, NULL, NULL }
- };
-
- static const char * const sections[] = {
- "Manager",
- NULL
+ { "Manager", "CrashChVT", config_parse_int, 0, &arg_crash_chvt },
+ { "Manager", "CPUAffinity", config_parse_cpu_affinity2, 0, NULL },
+ { "Manager", "MountAuto", config_parse_bool, 0, &arg_mount_auto },
+ { "Manager", "SwapAuto", config_parse_bool, 0, &arg_swap_auto },
+ { "Manager", "DefaultControllers", config_parse_strv, 0, &arg_default_controllers },
+ { "Manager", "DefaultStandardOutput", config_parse_output, 0, &arg_default_std_output },
+ { "Manager", "DefaultStandardError", config_parse_output, 0, &arg_default_std_error },
+ { "Manager", "JoinControllers", config_parse_join_controllers, 0, &arg_join_controllers },
+ { NULL, NULL, NULL, 0, NULL }
};
FILE *f;
int r;
fn = arg_running_as == MANAGER_SYSTEM ? SYSTEM_CONFIG_FILE : USER_CONFIG_FILE;
-
- if (!(f = fopen(fn, "re"))) {
+ f = fopen(fn, "re");
+ if (!f) {
if (errno == ENOENT)
return 0;
return 0;
}
- if ((r = config_parse(fn, f, sections, items, false, NULL)) < 0)
+ r = config_parse(fn, f, "Manager\0", config_item_table_lookup, (void*) items, false, NULL);
+ if (r < 0)
log_warning("Failed to parse configuration file: %s", strerror(-r));
fclose(f);
assert(_f);
assert(_fds);
+ /* Make sure nothing is really destructed when we shut down */
+ m->n_reloading ++;
+
if ((r = manager_open_serialization(m, &f)) < 0) {
log_error("Failed to create serialization file: %s", strerror(-r));
goto fail;
/* Check that /usr is not a separate fs */
- if (dir_is_empty("/usr") > 0)
- log_warning("/usr appears to be on a different file system than /. This is not supported anymore. "
- "Some things will probably break (sometimes even silently) in mysterious ways. "
- "Consult http://freedesktop.org/wiki/Software/systemd/separate-usr-is-broken for more information.");
+ if (dir_is_empty("/usr") <= 0)
+ return;
+
+ log_warning("/usr appears to be on its own filesytem and is not already mounted. This is not a supported setup. "
+ "Some things will probably break (sometimes even silently) in mysterious ways. "
+ "Consult http://freedesktop.org/wiki/Software/systemd/separate-usr-is-broken for more information.");
+}
+
+static void test_cgroups(void) {
+
+ if (access("/proc/cgroups", F_OK) >= 0)
+ return;
+
+ log_warning("CONFIG_CGROUPS was not set when your kernel was compiled. "
+ "Systems without control groups are not supported. "
+ "We will now sleep for 10s, and then continue boot-up. "
+ "Expect breakage and please do not file bugs. "
+ "Instead fix your kernel and enable CONFIG_CGROUPS." );
+
+ sleep(10);
}
int main(int argc, char *argv[]) {
Manager *m = NULL;
int r, retval = EXIT_FAILURE;
+ usec_t before_startup, after_startup;
+ char timespan[FORMAT_TIMESPAN_MAX];
FDSet *fds = NULL;
bool reexecute = false;
const char *shutdown_verb = NULL;
dual_timestamp initrd_timestamp = { 0ULL, 0ULL };
char systemd[] = "systemd";
+ bool is_reexec = false;
+ int j;
+ bool loaded_policy = false;
+#ifdef HAVE_SYSV_COMPAT
if (getpid() != 1 && strstr(program_invocation_short_name, "init")) {
/* This is compatibility support for SysV, where
* calling init as a user is identical to telinit. */
log_error("Failed to exec " SYSTEMCTL_BINARY_PATH ": %m");
return 1;
}
+#endif
+
+ /* Determine if this is a reexecution or normal bootup. We do
+ * the full command line parsing much later, so let's just
+ * have a quick peek here. */
+
+ for (j = 1; j < argc; j++)
+ if (streq(argv[j], "--deserialize")) {
+ is_reexec = true;
+ break;
+ }
/* If we get started via the /sbin/init symlink then we are
called 'init'. After a subsequent reexecution we are then
program_invocation_short_name = systemd;
prctl(PR_SET_NAME, systemd);
+ saved_argv = argv;
+ saved_argc = argc;
log_show_color(isatty(STDERR_FILENO) > 0);
log_show_location(false);
arg_running_as = MANAGER_SYSTEM;
log_set_target(detect_container(NULL) > 0 ? LOG_TARGET_CONSOLE : LOG_TARGET_SYSLOG_OR_KMSG);
- /* This might actually not return, but cause a
- * reexecution */
- if (selinux_setup(argv) < 0)
- goto finish;
+ if (!is_reexec)
+ if (selinux_setup(&loaded_policy) < 0)
+ goto finish;
+
+ log_open();
if (label_init() < 0)
goto finish;
+
+ if (!is_reexec)
+ if (hwclock_is_localtime() > 0) {
+ int min;
+
+ r = hwclock_apply_localtime_delta(&min);
+ if (r < 0)
+ log_error("Failed to apply local time delta, ignoring: %s", strerror(-r));
+ else
+ log_info("RTC configured in localtime, applying delta of %i minutes to system time.", min);
+ }
+
} else {
arg_running_as = MANAGER_USER;
- log_set_target(LOG_TARGET_CONSOLE);
+ log_set_target(LOG_TARGET_AUTO);
+ log_open();
}
+ /* Initialize default unit */
if (set_default_unit(SPECIAL_DEFAULT_TARGET) < 0)
goto finish;
+ /* By default, mount "cpu" and "cpuacct" together */
+ arg_join_controllers = new(char**, 2);
+ if (!arg_join_controllers)
+ goto finish;
+
+ arg_join_controllers[0] = strv_new("cpu", "cpuacct", NULL);
+ arg_join_controllers[1] = NULL;
+
+ if (!arg_join_controllers[0])
+ goto finish;
+
/* Mount /proc, /sys and friends, so that /proc/cmdline and
* /proc/$PID/fd is available. */
- if (geteuid() == 0 && !getenv("SYSTEMD_SKIP_API_MOUNTS"))
- if (mount_setup() < 0)
+ if (geteuid() == 0 && !getenv("SYSTEMD_SKIP_API_MOUNTS")) {
+ r = mount_setup(loaded_policy);
+ if (r < 0)
goto finish;
+ }
/* Reset all signal handlers. */
assert_se(reset_all_signal_handlers() == 0);
goto finish;
}
- /* If Plymouth is being run make sure we show the status, so
- * that there's something nice to see when people press Esc */
- if (access("/dev/.run/initramfs/plymouth", F_OK) >= 0)
- arg_show_status = true;
-
if (arg_action == ACTION_HELP) {
retval = help();
goto finish;
assert_se(arg_action == ACTION_RUN || arg_action == ACTION_TEST);
+ /* Close logging fds, in order not to confuse fdset below */
+ log_close();
+
/* Remember open file descriptors for later deserialization */
if (serialization) {
if ((r = fdset_new_fill(&fds)) < 0) {
/* Reset the console, but only if this is really init and we
* are freshly booted */
if (arg_running_as == MANAGER_SYSTEM && arg_action == ACTION_RUN) {
- console_setup(getpid() == 1 && !serialization);
+ console_setup(getpid() == 1 && !is_reexec);
make_null_stdio();
}
if (getpid() == 1)
install_crash_handler();
+ if (geteuid() == 0 && !getenv("SYSTEMD_SKIP_API_MOUNTS")) {
+ r = mount_cgroup_controllers(arg_join_controllers);
+ if (r < 0)
+ goto finish;
+ }
+
log_full(arg_running_as == MANAGER_SYSTEM ? LOG_INFO : LOG_DEBUG,
PACKAGE_STRING " running in %s mode. (" SYSTEMD_FEATURES "; " DISTRIBUTION ")", manager_running_as_to_string(arg_running_as));
- if (arg_running_as == MANAGER_SYSTEM && !serialization) {
+ if (arg_running_as == MANAGER_SYSTEM && !is_reexec) {
locale_setup();
- if (arg_show_status)
+ if (arg_show_status || plymouth_running())
status_welcome();
kmod_setup();
test_mtab();
test_usr();
+ test_cgroups();
}
if ((r = manager_new(arg_running_as, &m)) < 0) {
}
m->confirm_spawn = arg_confirm_spawn;
- m->show_status = arg_show_status;
#ifdef HAVE_SYSV_COMPAT
m->sysv_console = arg_sysv_console;
#endif
if (arg_default_controllers)
manager_set_default_controllers(m, arg_default_controllers);
+ manager_set_show_status(m, arg_show_status);
+
+ before_startup = now(CLOCK_MONOTONIC);
+
if ((r = manager_startup(m, serialization, fds)) < 0)
log_error("Failed to fully start up daemon: %s", strerror(-r));
goto finish;
}
+ 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));
+
if (arg_action == ACTION_TEST) {
printf("-> By jobs:\n");
manager_dump_jobs(m, stdout, "\t");
free(arg_default_unit);
strv_free(arg_default_controllers);
+ free_join_controllers();
dbus_shutdown();