#include "strv.h"
#include "mkdir.h"
#include "path-util.h"
-#include "special.h"
+// #include "special.h"
#include "sleep-config.h"
#include "fileio-label.h"
#include "unit-name.h"
log_warning("Existing logind session ID %s used by new audit session, ignoring", id);
audit_id = 0;
- free(id);
- id = NULL;
+ id = mfree(id);
}
}
if (!id) {
do {
- free(id);
- id = NULL;
+ id = mfree(id);
if (asprintf(&id, "c%lu", ++m->session_counter) < 0)
return -ENOMEM;
session->create_message = sd_bus_message_ref(message);
- /* Now, let's wait until the slice unit and stuff got
- * created. We send the reply back from
- * session_send_create_reply(). */
+ /* Here upstream systemd starts cgroups and the user systemd,
+ and arranges to reply asynchronously. We reply
+ directly. */
+
+ r = session_send_create_reply(session, NULL);
+ if (r < 0)
+ goto fail;
return 1;
if (r < 0)
return r;
+ session_add_to_gc_queue(session);
+
return sd_bus_reply_method_return(message, NULL);
}
message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.lock-sessions",
+ NULL,
false,
UID_INVALID,
&m->polkit_registry,
message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.set-user-linger",
+ NULL,
interactive,
UID_INVALID,
&m->polkit_registry,
message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.attach-device",
+ NULL,
interactive,
UID_INVALID,
&m->polkit_registry,
message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.flush-devices",
+ NULL,
interactive,
UID_INVALID,
&m->polkit_registry,
static int bus_manager_log_shutdown(
Manager *m,
InhibitWhat w,
- const char *unit_name) {
+ HandleAction action) {
const char *p, *q;
assert(m);
- assert(unit_name);
if (w != INHIBIT_SHUTDOWN)
return 0;
- if (streq(unit_name, SPECIAL_POWEROFF_TARGET)) {
+ switch (action) {
+ case HANDLE_POWEROFF:
p = "MESSAGE=System is powering down.";
q = "SHUTDOWN=power-off";
- } else if (streq(unit_name, SPECIAL_HALT_TARGET)) {
+ break;
+ case HANDLE_HALT:
p = "MESSAGE=System is halting.";
q = "SHUTDOWN=halt";
- } else if (streq(unit_name, SPECIAL_REBOOT_TARGET)) {
+ break;
+ case HANDLE_REBOOT:
p = "MESSAGE=System is rebooting.";
q = "SHUTDOWN=reboot";
- } else if (streq(unit_name, SPECIAL_KEXEC_TARGET)) {
+ break;
+ case HANDLE_KEXEC:
p = "MESSAGE=System is rebooting with kexec.";
q = "SHUTDOWN=kexec";
- } else {
+ break;
+ default:
p = "MESSAGE=System is shutting down.";
q = NULL;
}
+ if (!isempty(m->wall_message))
+ p = strjoina(p, " (", m->wall_message, ")");
+
return log_struct(LOG_NOTICE,
LOG_MESSAGE_ID(SD_MESSAGE_SHUTDOWN),
p,
return r;
}
+static int send_prepare_for(Manager *m, InhibitWhat w, bool _active) {
+
+ static const char * const signal_name[_INHIBIT_WHAT_MAX] = {
+ [INHIBIT_SHUTDOWN] = "PrepareForShutdown",
+ [INHIBIT_SLEEP] = "PrepareForSleep"
+ };
+
+ int active = _active;
+
+ assert(m);
+ assert(w >= 0);
+ assert(w < _INHIBIT_WHAT_MAX);
+ assert(signal_name[w]);
+
+ return sd_bus_emit_signal(m->bus,
+ "/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ signal_name[w],
+ "b",
+ active);
+}
+
static int execute_shutdown_or_sleep(
Manager *m,
InhibitWhat w,
- const char *unit_name,
+ HandleAction action,
sd_bus_error *error) {
+/// elogind does not need these, we do it ourselves
+#if 0
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
const char *p;
char *c;
+#endif // 0
int r;
assert(m);
assert(w >= 0);
assert(w < _INHIBIT_WHAT_MAX);
- assert(unit_name);
- bus_manager_log_shutdown(m, w, unit_name);
+ bus_manager_log_shutdown(m, w, action);
+/// elogind does it directly without depending on systemd running the system
+#if 0
r = sd_bus_call_method(
m->bus,
"org.freedesktop.systemd1",
"StartUnit",
error,
&reply,
- "ss", unit_name, "replace-irreversibly");
+ "ss", NULL, "replace-irreversibly");
+#else
+ r = shutdown_or_sleep(m, action);
+#endif // 0
if (r < 0)
return r;
+/// elogind neither needs a dbus reply, nor supports systemd action jobs
+#if 0
r = sd_bus_message_read(reply, "o", &p);
if (r < 0)
return r;
free(m->action_job);
m->action_job = c;
m->action_what = w;
+#endif // 0
+
+ if (w == INHIBIT_SLEEP)
+ /* And we're back. */
+ send_prepare_for(m, w, false);
+
+ m->action_what = 0;
/* Make sure the lid switch is ignored for a while */
manager_set_lid_switch_ignore(m, now(CLOCK_MONOTONIC) + m->holdoff_timeout_usec);
assert(manager);
- if (manager->action_what == 0 || manager->action_job)
+ if ( (0 == manager->action_what) || (HANDLE_IGNORE == manager->pending_action) )
return 0;
if (manager_is_inhibited(manager, manager->action_what, INHIBIT_DELAY, NULL, false, false, 0, &offending)) {
}
/* Actually do the operation */
- r = execute_shutdown_or_sleep(manager, manager->action_what, manager->action_unit, &error);
+ r = execute_shutdown_or_sleep(manager, manager->action_what, manager->pending_action, &error);
if (r < 0) {
log_warning("Failed to send delayed message: %s", bus_error_message(&error, r));
- manager->action_unit = NULL;
- manager->action_what = 0;
+ manager->pending_action = HANDLE_IGNORE;
+ manager->action_what = 0;
return r;
}
static int delay_shutdown_or_sleep(
Manager *m,
InhibitWhat w,
- const char *unit_name) {
+ HandleAction action) {
int r;
usec_t timeout_val;
assert(m);
assert(w >= 0);
assert(w < _INHIBIT_WHAT_MAX);
- assert(unit_name);
timeout_val = now(CLOCK_MONOTONIC) + m->inhibit_delay_max;
return r;
}
- m->action_unit = unit_name;
+ m->pending_action = action;
m->action_what = w;
return 0;
}
-static int send_prepare_for(Manager *m, InhibitWhat w, bool _active) {
-
- static const char * const signal_name[_INHIBIT_WHAT_MAX] = {
- [INHIBIT_SHUTDOWN] = "PrepareForShutdown",
- [INHIBIT_SLEEP] = "PrepareForSleep"
- };
-
- int active = _active;
-
- assert(m);
- assert(w >= 0);
- assert(w < _INHIBIT_WHAT_MAX);
- assert(signal_name[w]);
-
- return sd_bus_emit_signal(m->bus,
- "/org/freedesktop/login1",
- "org.freedesktop.login1.Manager",
- signal_name[w],
- "b",
- active);
-}
-
int bus_manager_shutdown_or_sleep_now_or_later(
Manager *m,
- const char *unit_name,
+ HandleAction action,
InhibitWhat w,
sd_bus_error *error) {
int r;
assert(m);
- assert(unit_name);
assert(w >= 0);
assert(w <= _INHIBIT_WHAT_MAX);
- assert(!m->action_job);
/* Tell everybody to prepare for shutdown/sleep */
send_prepare_for(m, w, true);
if (delayed)
/* Shutdown is delayed, keep in mind what we
* want to do, and start a timeout */
- r = delay_shutdown_or_sleep(m, w, unit_name);
+ r = delay_shutdown_or_sleep(m, w, action);
else
/* Shutdown is not delayed, execute it
* immediately */
- r = execute_shutdown_or_sleep(m, w, unit_name, error);
+ r = execute_shutdown_or_sleep(m, w, action, error);
return r;
}
blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL);
if (multiple_sessions && action_multiple_sessions) {
- r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_multiple_sessions, interactive, UID_INVALID, &m->polkit_registry, error);
+ r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_multiple_sessions, NULL, interactive, UID_INVALID, &m->polkit_registry, error);
if (r < 0)
return r;
if (r == 0)
}
if (blocked && action_ignore_inhibit) {
- r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_ignore_inhibit, interactive, UID_INVALID, &m->polkit_registry, error);
+ r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_ignore_inhibit, NULL, interactive, UID_INVALID, &m->polkit_registry, error);
if (r < 0)
return r;
if (r == 0)
}
if (!multiple_sessions && !blocked && action) {
- r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action, interactive, UID_INVALID, &m->polkit_registry, error);
+ r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action, NULL, interactive, UID_INVALID, &m->polkit_registry, error);
if (r < 0)
return r;
if (r == 0)
static int method_do_shutdown_or_sleep(
Manager *m,
sd_bus_message *message,
- const char *unit_name,
+ HandleAction sleep_action,
InhibitWhat w,
const char *action,
const char *action_multiple_sessions,
assert(m);
assert(message);
- assert(unit_name);
assert(w >= 0);
assert(w <= _INHIBIT_WHAT_MAX);
if (r != 0)
return r;
- r = bus_manager_shutdown_or_sleep_now_or_later(m, unit_name, w, error);
+ r = bus_manager_shutdown_or_sleep_now_or_later(m, sleep_action, w, error);
if (r < 0)
return r;
return method_do_shutdown_or_sleep(
m, message,
- SPECIAL_POWEROFF_TARGET,
+ HANDLE_POWEROFF,
INHIBIT_SHUTDOWN,
"org.freedesktop.login1.power-off",
"org.freedesktop.login1.power-off-multiple-sessions",
return method_do_shutdown_or_sleep(
m, message,
- SPECIAL_REBOOT_TARGET,
+ HANDLE_REBOOT,
INHIBIT_SHUTDOWN,
"org.freedesktop.login1.reboot",
"org.freedesktop.login1.reboot-multiple-sessions",
return method_do_shutdown_or_sleep(
m, message,
- SPECIAL_SUSPEND_TARGET,
+ HANDLE_SUSPEND,
INHIBIT_SLEEP,
"org.freedesktop.login1.suspend",
"org.freedesktop.login1.suspend-multiple-sessions",
}
static int update_schedule_file(Manager *m) {
-
- int r;
+ _cleanup_free_ char *temp_path = NULL;
_cleanup_fclose_ FILE *f = NULL;
- _cleanup_free_ char *t = NULL, *temp_path = NULL;
+ int r;
assert(m);
if (r < 0)
return log_error_errno(r, "Failed to create shutdown subdirectory: %m");
- t = cescape(m->wall_message);
- if (!t)
- return log_oom();
-
r = fopen_temporary("/run/systemd/shutdown/scheduled", &f, &temp_path);
if (r < 0)
return log_error_errno(r, "Failed to save information about scheduled shutdowns: %m");
m->enable_wall_messages,
m->scheduled_shutdown_type);
- if (!isempty(m->wall_message))
+ if (!isempty(m->wall_message)) {
+ _cleanup_free_ char *t;
+
+ t = cescape(m->wall_message);
+ if (!t) {
+ r = -ENOMEM;
+ goto fail;
+ }
+
fprintf(f, "WALL_MESSAGE=%s\n", t);
+ }
- (void) fflush_and_check(f);
+ r = fflush_and_check(f);
+ if (r < 0)
+ goto fail;
- if (ferror(f) || rename(temp_path, "/run/systemd/shutdown/scheduled") < 0) {
- log_error_errno(errno, "Failed to write information about scheduled shutdowns: %m");
+ if (rename(temp_path, "/run/systemd/shutdown/scheduled") < 0) {
r = -errno;
+ goto fail;
+ }
+
+ return 0;
+fail:
(void) unlink(temp_path);
(void) unlink("/run/systemd/shutdown/scheduled");
- }
- return r;
+ return log_error_errno(r, "Failed to write information about scheduled shutdowns: %m");
}
static int manager_scheduled_shutdown_handler(
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
Manager *m = userdata;
- const char *target;
+ HandleAction action;
int r;
assert(m);
return 0;
if (streq(m->scheduled_shutdown_type, "halt"))
- target = SPECIAL_HALT_TARGET;
+ action = HANDLE_HALT;
else if (streq(m->scheduled_shutdown_type, "poweroff"))
- target = SPECIAL_POWEROFF_TARGET;
+ action = HANDLE_POWEROFF;
else
- target = SPECIAL_REBOOT_TARGET;
+ action = HANDLE_REBOOT;
- r = execute_shutdown_or_sleep(m, 0, target, &error);
+ r = execute_shutdown_or_sleep(m, 0, action, &error);
if (r < 0)
- return log_error_errno(r, "Unable to execute transition to %s: %m", target);
+ return log_error_errno(r, "Unable to execute transition to %s: %m", m->scheduled_shutdown_type);
return 0;
}
m->scheduled_shutdown_timeout_source = sd_event_source_unref(m->scheduled_shutdown_timeout_source);
m->wall_message_timeout_source = sd_event_source_unref(m->wall_message_timeout_source);
m->nologin_timeout_source = sd_event_source_unref(m->nologin_timeout_source);
- free(m->scheduled_shutdown_type);
- m->scheduled_shutdown_type = NULL;
+ m->scheduled_shutdown_type = mfree(m->scheduled_shutdown_type);
m->scheduled_shutdown_timeout = 0;
if (m->unlink_nologin) {
return method_do_shutdown_or_sleep(
m, message,
- SPECIAL_HIBERNATE_TARGET,
+ HANDLE_HIBERNATE,
INHIBIT_SLEEP,
"org.freedesktop.login1.hibernate",
"org.freedesktop.login1.hibernate-multiple-sessions",
return method_do_shutdown_or_sleep(
m, message,
- SPECIAL_HYBRID_SLEEP_TARGET,
+ HANDLE_HYBRID_SLEEP,
INHIBIT_SLEEP,
"org.freedesktop.login1.hibernate",
"org.freedesktop.login1.hibernate-multiple-sessions",
blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL);
if (multiple_sessions) {
- r = bus_test_polkit(message, CAP_SYS_BOOT, action_multiple_sessions, UID_INVALID, &challenge, error);
+ r = bus_test_polkit(message, CAP_SYS_BOOT, action_multiple_sessions, NULL, UID_INVALID, &challenge, error);
if (r < 0)
return r;
}
if (blocked) {
- r = bus_test_polkit(message, CAP_SYS_BOOT, action_ignore_inhibit, UID_INVALID, &challenge, error);
+ r = bus_test_polkit(message, CAP_SYS_BOOT, action_ignore_inhibit, NULL, UID_INVALID, &challenge, error);
if (r < 0)
return r;
/* If neither inhibit nor multiple sessions
* apply then just check the normal policy */
- r = bus_test_polkit(message, CAP_SYS_BOOT, action, UID_INVALID, &challenge, error);
+ r = bus_test_polkit(message, CAP_SYS_BOOT, action, NULL, UID_INVALID, &challenge, error);
if (r < 0)
return r;
r = bus_verify_polkit_async(message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.set-reboot-to-firmware-setup",
+ NULL,
false,
UID_INVALID,
&m->polkit_registry,
r = bus_test_polkit(message,
CAP_SYS_ADMIN,
"org.freedesktop.login1.set-reboot-to-firmware-setup",
+ NULL,
UID_INVALID,
&challenge,
error);
return sd_bus_reply_method_return(message, "s", result);
}
+static int method_set_wall_message(
+ sd_bus_message *message,
+ void *userdata,
+ sd_bus_error *error) {
+
+ int r;
+ Manager *m = userdata;
+ char *wall_message;
+ int enable_wall_messages;
+
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "sb", &wall_message, &enable_wall_messages);
+ if (r < 0)
+ return r;
+
+ r = bus_verify_polkit_async(message,
+ CAP_SYS_ADMIN,
+ "org.freedesktop.login1.set-wall-message",
+ NULL,
+ false,
+ UID_INVALID,
+ &m->polkit_registry,
+ error);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return 1; /* Will call us back */
+
+ if (isempty(wall_message))
+ m->wall_message = mfree(m->wall_message);
+ else {
+ r = free_and_strdup(&m->wall_message, wall_message);
+ if (r < 0)
+ return log_oom();
+ }
+
+ m->enable_wall_messages = enable_wall_messages;
+
+ return sd_bus_reply_method_return(message, NULL);
+}
+
static int method_inhibit(sd_bus_message *message, void *userdata, sd_bus_error *error) {
_cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
const char *who, *why, *what, *mode;
w == INHIBIT_HANDLE_SUSPEND_KEY ? "org.freedesktop.login1.inhibit-handle-suspend-key" :
w == INHIBIT_HANDLE_HIBERNATE_KEY ? "org.freedesktop.login1.inhibit-handle-hibernate-key" :
"org.freedesktop.login1.inhibit-handle-lid-switch",
+ NULL,
false,
UID_INVALID,
&m->polkit_registry,
return r;
do {
- free(id);
- id = NULL;
+ id = mfree(id);
if (asprintf(&id, "%lu", ++m->inhibit_counter) < 0)
return -ENOMEM;
SD_BUS_WRITABLE_PROPERTY("EnableWallMessages", "b", NULL, NULL, offsetof(Manager, enable_wall_messages), 0),
SD_BUS_WRITABLE_PROPERTY("WallMessage", "s", NULL, NULL, offsetof(Manager, wall_message), 0),
- SD_BUS_PROPERTY("NAutoVTs", "u", NULL, offsetof(Manager, n_autovts), SD_BUS_VTABLE_PROPERTY_CONST),
+// SD_BUS_PROPERTY("NAutoVTs", "u", NULL, offsetof(Manager, n_autovts), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("KillOnlyUsers", "as", NULL, offsetof(Manager, kill_only_users), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("KillExcludeUsers", "as", NULL, offsetof(Manager, kill_exclude_users), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("KillUserProcesses", "b", NULL, offsetof(Manager, kill_user_processes), SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_METHOD("Inhibit", "ssss", "h", method_inhibit, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("CanRebootToFirmwareSetup", NULL, "s", method_can_reboot_to_firmware_setup, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_METHOD("SetRebootToFirmwareSetup", "b", NULL, method_set_reboot_to_firmware_setup, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("SetWallMessage", "sb", NULL, method_set_wall_message, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_SIGNAL("SessionNew", "so", 0),
SD_BUS_SIGNAL("SessionRemoved", "so", 0),
SD_BUS_VTABLE_END
};
+/// UNNEEDED by elogind
+#if 0
static int session_jobs_reply(Session *s, const char *unit, const char *result) {
int r = 0;
r = sd_bus_message_read(message, "uoss", &id, &path, &unit, &result);
if (r < 0) {
bus_log_parse_error(r);
- return r;
+ return 0;
}
if (m->action_job && streq(m->action_job, path)) {
- log_info("Operation finished.");
+ log_info("Operation '%s' finished.", inhibit_what_to_string(m->action_what));
/* Tell people that they now may take a lock again */
send_prepare_for(m, m->action_what, false);
- free(m->action_job);
- m->action_job = NULL;
+ m->action_job = mfree(m->action_job);
m->action_unit = NULL;
m->action_what = 0;
return 0;
session = hashmap_get(m->session_units, unit);
if (session) {
- if (streq_ptr(path, session->scope_job)) {
- free(session->scope_job);
- session->scope_job = NULL;
- }
+ if (streq_ptr(path, session->scope_job))
+ session->scope_job = mfree(session->scope_job);
session_jobs_reply(session, unit, result);
user = hashmap_get(m->user_units, unit);
if (user) {
- if (streq_ptr(path, user->service_job)) {
- free(user->service_job);
- user->service_job = NULL;
- }
+ if (streq_ptr(path, user->service_job))
+ user->service_job = mfree(user->service_job);
- if (streq_ptr(path, user->slice_job)) {
- free(user->slice_job);
- user->slice_job = NULL;
- }
+ if (streq_ptr(path, user->slice_job))
+ user->slice_job = mfree(user->slice_job);
- LIST_FOREACH(sessions_by_user, session, user->sessions) {
+ LIST_FOREACH(sessions_by_user, session, user->sessions)
session_jobs_reply(session, unit, result);
- }
user_save(user);
user_add_to_gc_queue(user);
r = sd_bus_message_read(message, "so", &unit, &path);
if (r < 0) {
bus_log_parse_error(r);
- return r;
+ return 0;
}
session = hashmap_get(m->session_units, unit);
r = unit_name_from_dbus_path(path, &unit);
if (r == -EINVAL) /* not a unit */
return 0;
- if (r < 0)
- return r;
+ if (r < 0) {
+ log_oom();
+ return 0;
+ }
session = hashmap_get(m->session_units, unit);
if (session)
r = sd_bus_message_read(message, "b", &b);
if (r < 0) {
bus_log_parse_error(r);
- return r;
+ return 0;
}
if (b)
return 0;
}
-
-int match_name_owner_changed(sd_bus_message *message, void *userdata, sd_bus_error *error) {
- const char *name, *old, *new;
- Manager *m = userdata;
- Session *session;
- Iterator i;
- int r;
- char *key;
-
- assert(message);
- assert(m);
-
- r = sd_bus_message_read(message, "sss", &name, &old, &new);
- if (r < 0) {
- bus_log_parse_error(r);
- return r;
- }
-
- if (isempty(old) || !isempty(new))
- return 0;
-
- key = set_remove(m->busnames, (char*) old);
- if (!key)
- return 0;
-
- /* Drop all controllers owned by this name */
-
- free(key);
-
- HASHMAP_FOREACH(session, m->sessions, i)
- if (session_is_controller(session, old))
- session_drop_controller(session);
-
- return 0;
-}
+#endif // 0
int manager_send_changed(Manager *manager, const char *property, ...) {
char **l;
l);
}
+/// UNNEEDED by elogind
+#if 0
int manager_start_scope(
Manager *manager,
const char *scope,
return true;
}
+#endif //