logind: add LockSessions() call to lock all local sessions at once

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

diff --git a/src/login/logind-dbus.c b/src/login/logind-dbus.c
index 3cde83166f21208424f87fa1fd8e43255e8c441c..86ca654518e3e853ec4731db9bcb65c8ff839a45 100644 (file)
--- a/src/login/logind-dbus.c
+++ b/src/login/logind-dbus.c
@@ -98,6 +98,7 @@
         "  <method name=\"UnlockSession\">\n"                           \
         "   <arg name=\"id\" type=\"s\" direction=\"in\"/>\n"           \
         "  </method>\n"                                                 \
+        "  <method name=\"LockSessions\"/>\n"                           \
         "  <method name=\"KillSession\">\n"                             \
         "   <arg name=\"id\" type=\"s\" direction=\"in\"/>\n"           \
         "   <arg name=\"who\" type=\"s\" direction=\"in\"/>\n"          \
@@ -209,6 +210,8 @@
         "  <property name=\"HandlePowerKey\" type=\"s\" access=\"read\"/>\n" \
         "  <property name=\"HandleSleepKey\" type=\"s\" access=\"read\"/>\n" \
         "  <property name=\"HandleLidSwitch\" type=\"s\" access=\"read\"/>\n" \
+        "  <property name=\"PreparingForShutdown\" type=\"b\" access=\"read\"/>\n" \
+        "  <property name=\"PreparingForSleep\" type=\"b\" access=\"read\"/>\n" \
         " </interface>\n"
 
 #define INTROSPECTION_BEGIN                                             \
@@ -273,6 +276,22 @@ static int bus_manager_append_inhibited(DBusMessageIter *i, const char *property
         return 0;
 }
 
+static int bus_manager_append_preparing(DBusMessageIter *i, const char *property, void *data) {
+        Manager *m = data;
+        dbus_bool_t b;
+
+        assert(i);
+        assert(property);
+
+        if (streq(property, "PreparingForShutdown"))
+                b = !!(m->delayed_what & INHIBIT_SHUTDOWN);
+        else
+                b = !!(m->delayed_what & INHIBIT_SLEEP);
+
+        dbus_message_iter_append_basic(i, DBUS_TYPE_BOOLEAN, &b);
+        return 0;
+}
+
 static int bus_manager_create_session(Manager *m, DBusMessage *message, DBusMessage **_reply) {
         Session *session = NULL;
         User *user = NULL;
@@ -1266,6 +1285,8 @@ static const BusProperty bus_login_manager_properties[] = {
         { "HandlePowerKey",         bus_manager_append_handle_button,   "s",  offsetof(Manager, handle_power_key)    },
         { "HandleSleepKey",         bus_manager_append_handle_button,   "s",  offsetof(Manager, handle_sleep_key)    },
         { "HandleLidSwitch",        bus_manager_append_handle_button,   "s",  offsetof(Manager, handle_lid_switch)   },
+        { "PreparingForShutdown",   bus_manager_append_preparing,       "b",  0 },
+        { "PreparingForSleep",      bus_manager_append_preparing,       "b",  0 },
         { NULL, }
 };
 
@@ -1725,6 +1746,18 @@ static DBusHandlerResult manager_message_handler(
                 if (!reply)
                         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;
+
+                reply = dbus_message_new_method_return(message);
+                if (!reply)
+                        goto oom;
+
         } else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Manager", "KillSession")) {
                 const char *swho;
                 int32_t signo;