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-rw-r--r--src/login/logind-dbus.c72
-rw-r--r--src/login/logind.h2
-rw-r--r--src/systemctl/systemctl.c25
3 files changed, 65 insertions, 34 deletions
diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c
index 050d0252ad..22e37a1638 100644
--- a/src/login/logind-dbus.c
+++ b/src/login/logind-dbus.c
@@ -1423,6 +1423,20 @@ int manager_set_lid_switch_ignore(Manager *m, usec_t until) {
return r;
}
+static void reset_scheduled_shutdown(Manager *m) {
+ 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);
+ m->scheduled_shutdown_type = mfree(m->scheduled_shutdown_type);
+ m->scheduled_shutdown_timeout = 0;
+ m->shutdown_dry_run = false;
+
+ if (m->unlink_nologin) {
+ (void) unlink("/run/nologin");
+ m->unlink_nologin = false;
+ }
+}
+
static int execute_shutdown_or_sleep(
Manager *m,
InhibitWhat w,
@@ -1430,8 +1444,8 @@ static int execute_shutdown_or_sleep(
sd_bus_error *error) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ char *c = NULL;
const char *p;
- char *c;
int r;
assert(m);
@@ -1441,25 +1455,30 @@ static int execute_shutdown_or_sleep(
bus_manager_log_shutdown(m, w, unit_name);
- r = sd_bus_call_method(
- m->bus,
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "StartUnit",
- error,
- &reply,
- "ss", unit_name, "replace-irreversibly");
- if (r < 0)
- return r;
+ if (m->shutdown_dry_run) {
+ log_info("Running in dry run, suppressing action.");
+ reset_scheduled_shutdown(m);
+ } else {
+ r = sd_bus_call_method(
+ m->bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StartUnit",
+ error,
+ &reply,
+ "ss", unit_name, "replace-irreversibly");
+ if (r < 0)
+ return r;
- r = sd_bus_message_read(reply, "o", &p);
- if (r < 0)
- return r;
+ r = sd_bus_message_read(reply, "o", &p);
+ if (r < 0)
+ return r;
- c = strdup(p);
- if (!c)
- return -ENOMEM;
+ c = strdup(p);
+ if (!c)
+ return -ENOMEM;
+ }
m->action_unit = unit_name;
free(m->action_job);
@@ -1889,6 +1908,11 @@ static int method_schedule_shutdown(sd_bus_message *message, void *userdata, sd_
if (r < 0)
return r;
+ if (startswith(type, "dry-")) {
+ type += 4;
+ m->shutdown_dry_run = true;
+ }
+
if (streq(type, "reboot")) {
action = "org.freedesktop.login1.reboot";
action_multiple_sessions = "org.freedesktop.login1.reboot-multiple-sessions";
@@ -1983,17 +2007,7 @@ static int method_cancel_scheduled_shutdown(sd_bus_message *message, void *userd
assert(message);
cancelled = m->scheduled_shutdown_type != NULL;
-
- 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);
- m->scheduled_shutdown_type = mfree(m->scheduled_shutdown_type);
- m->scheduled_shutdown_timeout = 0;
-
- if (m->unlink_nologin) {
- (void) unlink("/run/nologin");
- m->unlink_nologin = false;
- }
+ reset_scheduled_shutdown(m);
if (cancelled) {
_cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL;
diff --git a/src/login/logind.h b/src/login/logind.h
index ce99d75bc1..7990da5a93 100644
--- a/src/login/logind.h
+++ b/src/login/logind.h
@@ -107,6 +107,8 @@ struct Manager {
unsigned enable_wall_messages;
sd_event_source *wall_message_timeout_source;
+ bool shutdown_dry_run;
+
sd_event_source *idle_action_event_source;
usec_t idle_action_usec;
usec_t idle_action_not_before_usec;
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index a82b9b83a2..74d7fc2b3b 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -7358,7 +7358,6 @@ static int halt_main(sd_bus *bus) {
* the machine. */
if (arg_when <= 0 &&
- !arg_dry &&
arg_force <= 0 &&
(arg_action == ACTION_POWEROFF ||
arg_action == ACTION_REBOOT)) {
@@ -7375,6 +7374,7 @@ static int halt_main(sd_bus *bus) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_flush_close_unref_ sd_bus *b = NULL;
_cleanup_free_ char *m = NULL;
+ const char *action;
if (avoid_bus()) {
log_error("Unable to perform operation without bus connection.");
@@ -7407,6 +7407,24 @@ static int halt_main(sd_bus *bus) {
sd_bus_error_free(&error);
}
+ switch (arg_action) {
+ case ACTION_HALT:
+ action = "halt";
+ break;
+ case ACTION_POWEROFF:
+ action = "poweroff";
+ break;
+ case ACTION_KEXEC:
+ action = "kexec";
+ break;
+ default:
+ action = "reboot";
+ break;
+ }
+
+ if (arg_dry)
+ action = strjoina("dry-", action);
+
r = sd_bus_call_method(
b,
"org.freedesktop.login1",
@@ -7416,10 +7434,7 @@ static int halt_main(sd_bus *bus) {
&error,
NULL,
"st",
- arg_action == ACTION_HALT ? "halt" :
- arg_action == ACTION_POWEROFF ? "poweroff" :
- arg_action == ACTION_KEXEC ? "kexec" :
- "reboot",
+ action,
arg_when);
if (r < 0)
log_warning_errno(r, "Failed to call ScheduleShutdown in logind, proceeding with immediate shutdown: %s",