logind: add support for automatic suspend/hibernate/shutdown on idle

[elogind.git] / src / login / logind-dbus.c

diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c
index a7647e3c80a971c9482e1d74b274ecf7a7460376..77a06f2ce4587a6c228ee15b2521d566f8b09f8c 100644 (file)
--- a/src/login/logind-dbus.c
+++ b/src/login/logind-dbus.c
@@ -145,6 +145,9 @@
         "  <method name=\"Hibernate\">\n"                               \
         "   <arg name=\"interactive\" type=\"b\" direction=\"in\"/>\n"  \
         "  </method>\n"                                                 \
+        "  <method name=\"HybridSleep\">\n"                             \
+        "   <arg name=\"interactive\" type=\"b\" direction=\"in\"/>\n"  \
+        "  </method>\n"                                                 \
         "  <method name=\"CanPowerOff\">\n"                             \
         "   <arg name=\"result\" type=\"s\" direction=\"out\"/>\n"      \
         "  </method>\n"                                                 \
@@ -157,6 +160,9 @@
         "  <method name=\"CanHibernate\">\n"                            \
         "   <arg name=\"result\" type=\"s\" direction=\"out\"/>\n"      \
         "  </method>\n"                                                 \
+        "  <method name=\"CanHybridSleep\">\n"                          \
+        "   <arg name=\"result\" type=\"s\" direction=\"out\"/>\n"      \
+        "  </method>\n"                                                 \
         "  <method name=\"Inhibit\">\n"                                 \
         "   <arg name=\"what\" type=\"s\" direction=\"in\"/>\n"         \
         "   <arg name=\"who\" type=\"s\" direction=\"in\"/>\n"          \
@@ -214,6 +220,8 @@
         "  <property name=\"HandleSuspendKey\" type=\"s\" access=\"read\"/>\n" \
         "  <property name=\"HandleHibernateKey\" type=\"s\" access=\"read\"/>\n" \
         "  <property name=\"HandleLidSwitch\" type=\"s\" access=\"read\"/>\n" \
+        "  <property name=\"IdleAction\" type=\"s\" access=\"read\"/>\n" \
+        "  <property name=\"IdleActionUSec\" type=\"t\" access=\"read\"/>\n" \
         "  <property name=\"PreparingForShutdown\" type=\"b\" access=\"read\"/>\n" \
         "  <property name=\"PreparingForSleep\" type=\"b\" access=\"read\"/>\n" \
         " </interface>\n"
@@ -409,8 +417,7 @@ static int bus_manager_create_session(Manager *m, DBusMessage *message, DBusMess
                 if (vtnr != 0)
                         return -EINVAL;
 
-        } else if (!isempty(tty) && s && seat_is_vtconsole(s))
-                return -EINVAL;
+        }
 
         if (s) {
                 if (seat_can_multi_session(s)) {
@@ -1054,6 +1061,7 @@ static int bus_manager_can_shutdown_or_sleep(
                 const char *action_multiple_sessions,
                 const char *action_ignore_inhibit,
                 const char *sleep_type,
+                const char *sleep_disk_type,
                 DBusError *error,
                 DBusMessage **_reply) {
 
@@ -1085,6 +1093,17 @@ static int bus_manager_can_shutdown_or_sleep(
                 }
         }
 
+        if (sleep_disk_type) {
+                r = can_sleep_disk(sleep_disk_type);
+                if (r < 0)
+                        return r;
+
+                if (r == 0) {
+                        result = "na";
+                        goto finish;
+                }
+        }
+
         ul = dbus_bus_get_unix_user(connection, dbus_message_get_sender(message), error);
         if (ul == (unsigned long) -1)
                 return -EIO;
@@ -1234,6 +1253,7 @@ static int bus_manager_do_shutdown_or_sleep(
                 const char *action_multiple_sessions,
                 const char *action_ignore_inhibit,
                 const char *sleep_type,
+                const char *sleep_disk_type,
                 DBusError *error,
                 DBusMessage **_reply) {
 
@@ -1271,6 +1291,15 @@ static int bus_manager_do_shutdown_or_sleep(
                         return -ENOTSUP;
         }
 
+        if (sleep_disk_type) {
+                r = can_sleep_disk(sleep_disk_type);
+                if (r < 0)
+                        return r;
+
+                if (r == 0)
+                        return -ENOTSUP;
+        }
+
         ul = dbus_bus_get_unix_user(connection, dbus_message_get_sender(message), error);
         if (ul == (unsigned long) -1)
                 return -EIO;
@@ -1312,7 +1341,7 @@ static int bus_manager_do_shutdown_or_sleep(
         return 0;
 }
 
-static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_manager_append_handle_button, handle_button, HandleButton);
+static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_manager_append_handle_action, handle_action, HandleAction);
 
 static const BusProperty bus_login_manager_properties[] = {
         { "ControlGroupHierarchy",  bus_property_append_string,         "s",  offsetof(Manager, cgroup_path),        true },
@@ -1328,10 +1357,12 @@ static const BusProperty bus_login_manager_properties[] = {
         { "BlockInhibited",         bus_manager_append_inhibited,       "s",  0 },
         { "DelayInhibited",         bus_manager_append_inhibited,       "s",  0 },
         { "InhibitDelayMaxUSec",    bus_property_append_usec,           "t",  offsetof(Manager, inhibit_delay_max)   },
-        { "HandlePowerKey",         bus_manager_append_handle_button,   "s",  offsetof(Manager, handle_power_key)    },
-        { "HandleSuspendKey",       bus_manager_append_handle_button,   "s",  offsetof(Manager, handle_suspend_key)  },
-        { "HandleHibernateKey",     bus_manager_append_handle_button,   "s",  offsetof(Manager, handle_hibernate_key)},
-        { "HandleLidSwitch",        bus_manager_append_handle_button,   "s",  offsetof(Manager, handle_lid_switch)   },
+        { "HandlePowerKey",         bus_manager_append_handle_action,   "s",  offsetof(Manager, handle_power_key)    },
+        { "HandleSuspendKey",       bus_manager_append_handle_action,   "s",  offsetof(Manager, handle_suspend_key)  },
+        { "HandleHibernateKey",     bus_manager_append_handle_action,   "s",  offsetof(Manager, handle_hibernate_key)},
+        { "HandleLidSwitch",        bus_manager_append_handle_action,   "s",  offsetof(Manager, handle_lid_switch)   },
+        { "IdleAction",             bus_manager_append_handle_action,   "s",  offsetof(Manager, idle_action)         },
+        { "IdleActionUSec",         bus_property_append_usec,           "t",  offsetof(Manager, idle_action_usec) },
         { "PreparingForShutdown",   bus_manager_append_preparing,       "b",  0 },
         { "PreparingForSleep",      bus_manager_append_preparing,       "b",  0 },
         { NULL, }
@@ -1784,7 +1815,7 @@ static DBusHandlerResult manager_message_handler(
 
                 session = hashmap_get(m->sessions, name);
                 if (!session)
-                        return bus_send_error_reply(connection, message, &error, -ENOENT);
+                        return bus_send_error_reply(connection, message, NULL, -ENOENT);
 
                 if (session_send_lock(session, streq(dbus_message_get_member(message), "LockSession")) < 0)
                         goto oom;
@@ -1794,12 +1825,9 @@ static DBusHandlerResult manager_message_handler(
                         goto oom;
 
         } else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "LockSessions")) {
-                Session *session;
-                Iterator i;
-
-                HASHMAP_FOREACH(session, m->sessions, i)
-                        if (session_send_lock(session, true) < 0)
-                                goto oom;
+                r = session_send_lock_all(m, true);
+                if (r < 0)
+                        bus_send_error_reply(connection, message, NULL, r);
 
                 reply = dbus_message_new_method_return(message);
                 if (!reply)
@@ -2065,7 +2093,7 @@ static DBusHandlerResult manager_message_handler(
                                 "org.freedesktop.login1.power-off",
                                 "org.freedesktop.login1.power-off-multiple-sessions",
                                 "org.freedesktop.login1.power-off-ignore-inhibit",
-                                NULL,
+                                NULL, NULL,
                                 &error, &reply);
                 if (r < 0)
                         return bus_send_error_reply(connection, message, &error, r);
@@ -2077,7 +2105,7 @@ static DBusHandlerResult manager_message_handler(
                                 "org.freedesktop.login1.reboot",
                                 "org.freedesktop.login1.reboot-multiple-sessions",
                                 "org.freedesktop.login1.reboot-ignore-inhibit",
-                                NULL,
+                                NULL, NULL,
                                 &error, &reply);
                 if (r < 0)
                         return bus_send_error_reply(connection, message, &error, r);
@@ -2090,7 +2118,7 @@ static DBusHandlerResult manager_message_handler(
                                 "org.freedesktop.login1.suspend",
                                 "org.freedesktop.login1.suspend-multiple-sessions",
                                 "org.freedesktop.login1.suspend-ignore-inhibit",
-                                "mem",
+                                "mem", NULL,
                                 &error, &reply);
                 if (r < 0)
                         return bus_send_error_reply(connection, message, &error, r);
@@ -2102,7 +2130,20 @@ static DBusHandlerResult manager_message_handler(
                                 "org.freedesktop.login1.hibernate",
                                 "org.freedesktop.login1.hibernate-multiple-sessions",
                                 "org.freedesktop.login1.hibernate-ignore-inhibit",
-                                "disk",
+                                "disk", NULL,
+                                &error, &reply);
+                if (r < 0)
+                        return bus_send_error_reply(connection, message, &error, r);
+
+        } else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "HybridSleep")) {
+                r = bus_manager_do_shutdown_or_sleep(
+                                m, connection, message,
+                                SPECIAL_HYBRID_SLEEP_TARGET,
+                                INHIBIT_SLEEP,
+                                "org.freedesktop.login1.hibernate",
+                                "org.freedesktop.login1.hibernate-multiple-sessions",
+                                "org.freedesktop.login1.hibernate-ignore-inhibit",
+                                "disk", "suspend",
                                 &error, &reply);
                 if (r < 0)
                         return bus_send_error_reply(connection, message, &error, r);
@@ -2115,7 +2156,7 @@ static DBusHandlerResult manager_message_handler(
                                 "org.freedesktop.login1.power-off",
                                 "org.freedesktop.login1.power-off-multiple-sessions",
                                 "org.freedesktop.login1.power-off-ignore-inhibit",
-                                NULL,
+                                NULL, NULL,
                                 &error, &reply);
                 if (r < 0)
                         return bus_send_error_reply(connection, message, &error, r);
@@ -2126,7 +2167,7 @@ static DBusHandlerResult manager_message_handler(
                                 "org.freedesktop.login1.reboot",
                                 "org.freedesktop.login1.reboot-multiple-sessions",
                                 "org.freedesktop.login1.reboot-ignore-inhibit",
-                                NULL,
+                                NULL, NULL,
                                 &error, &reply);
                 if (r < 0)
                         return bus_send_error_reply(connection, message, &error, r);
@@ -2138,7 +2179,7 @@ static DBusHandlerResult manager_message_handler(
                                 "org.freedesktop.login1.suspend",
                                 "org.freedesktop.login1.suspend-multiple-sessions",
                                 "org.freedesktop.login1.suspend-ignore-inhibit",
-                                "mem",
+                                "mem", NULL,
                                 &error, &reply);
                 if (r < 0)
                         return bus_send_error_reply(connection, message, &error, r);
@@ -2150,7 +2191,19 @@ static DBusHandlerResult manager_message_handler(
                                 "org.freedesktop.login1.hibernate",
                                 "org.freedesktop.login1.hibernate-multiple-sessions",
                                 "org.freedesktop.login1.hibernate-ignore-inhibit",
-                                "disk",
+                                "disk", NULL,
+                                &error, &reply);
+                if (r < 0)
+                        return bus_send_error_reply(connection, message, &error, r);
+
+        } else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "CanHybridSleep")) {
+                r = bus_manager_can_shutdown_or_sleep(
+                                m, connection, message,
+                                INHIBIT_SLEEP,
+                                "org.freedesktop.login1.hibernate",
+                                "org.freedesktop.login1.hibernate-multiple-sessions",
+                                "org.freedesktop.login1.hibernate-ignore-inhibit",
+                                "disk", "suspend",
                                 &error, &reply);
                 if (r < 0)
                         return bus_send_error_reply(connection, message, &error, r);
@@ -2227,8 +2280,8 @@ static DBusHandlerResult manager_message_handler(
         }
 
         if (reply) {
-                if (!dbus_connection_send(connection, reply, NULL))
-                        goto oom;
+                if (!bus_maybe_send_reply(connection, message, reply))
+                                goto oom;
 
                 dbus_message_unref(reply);
         }