dbus: send reload completion message on right connection

[elogind.git] / src / dbus-manager.c

diff --git a/src/dbus-manager.c b/src/dbus-manager.c
index 705a4dc974e857eed44d60f32627fd0eb820c65f..7bf58b392c9bb172219a674f453c98df12f793ad 100644 (file)
--- a/src/dbus-manager.c
+++ b/src/dbus-manager.c
@@ -56,6 +56,11 @@
         "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
         "   <arg name=\"job\" type=\"o\" direction=\"out\"/>\n"         \
         "  </method>\n"                                                 \
+        "  <method name=\"TryRestartUnit\">\n"                          \
+        "   <arg name=\"name\" type=\"s\" direction=\"in\"/>\n"         \
+        "   <arg name=\"mode\" type=\"s\" direction=\"in\"/>\n"         \
+        "   <arg name=\"job\" type=\"o\" direction=\"out\"/>\n"         \
+        "  </method>\n"                                                 \
         "  <method name=\"GetJob\">\n"                                  \
         "   <arg name=\"id\" type=\"u\" direction=\"in\"/>\n"           \
         "   <arg name=\"job\" type=\"o\" direction=\"out\"/>\n"         \
@@ -110,6 +115,7 @@
         "  <property name=\"NJobs\" type=\"u\" access=\"read\"/>\n"     \
         "  <property name=\"Environment\" type=\"as\" access=\"read\"/>\n" \
         "  <property name=\"ConfirmSpawn\" type=\"b\" access=\"read\"/>\n" \
+        "  <property name=\"ShowStatus\" type=\"b\" access=\"read\"/>\n" \
         "  <property name=\"UnitPath\" type=\"as\" access=\"read\"/>\n" \
         "  <property name=\"SysVInitPath\" type=\"as\" access=\"read\"/>\n" \
         "  <property name=\"SysVRcndPath\" type=\"as\" access=\"read\"/>\n" \
@@ -190,6 +196,20 @@ static int bus_manager_append_n_jobs(Manager *m, DBusMessageIter *i, const char
         return 0;
 }
 
+static const char *message_get_sender_with_fallback(DBusMessage *m) {
+        const char *s;
+
+        assert(m);
+
+        if ((s = dbus_message_get_sender(m)))
+                return s;
+
+        /* When the message came in from a direct connection the
+         * message will have no sender. We fix that here. */
+
+        return ":no-sender";
+}
+
 static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection, DBusMessage *message, void *data) {
         Manager *m = data;
 
@@ -203,6 +223,7 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
                 { "org.freedesktop.systemd1.Manager", "NJobs",         bus_manager_append_n_jobs,     "u",  NULL               },
                 { "org.freedesktop.systemd1.Manager", "Environment",   bus_property_append_strv,      "as", m->environment     },
                 { "org.freedesktop.systemd1.Manager", "ConfirmSpawn",  bus_property_append_bool,      "b",  &m->confirm_spawn  },
+                { "org.freedesktop.systemd1.Manager", "ShowStatus",    bus_property_append_bool,      "b",  &m->show_status    },
                 { "org.freedesktop.systemd1.Manager", "UnitPath",      bus_property_append_strv,      "as", m->lookup_paths.unit_path },
                 { "org.freedesktop.systemd1.Manager", "SysVInitPath",  bus_property_append_strv,      "as", m->lookup_paths.sysvinit_path },
                 { "org.freedesktop.systemd1.Manager", "SysVRcndPath",  bus_property_append_strv,      "as", m->lookup_paths.sysvrcnd_path },
@@ -287,6 +308,8 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
                 job_type = JOB_RELOAD;
         else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "RestartUnit"))
                 job_type = JOB_RESTART;
+        else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "TryRestartUnit"))
+                job_type = JOB_TRY_RESTART;
         else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "GetJob")) {
                 uint32_t id;
                 Job *j;
@@ -452,14 +475,25 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
 
         } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Subscribe")) {
                 char *client;
+                Set *s;
 
-                if (!(client = strdup(dbus_message_get_sender(message))))
-                        goto oom;
+                if (!(s = BUS_CONNECTION_SUBSCRIBED(m, connection))) {
+                        if (!(s = set_new(string_hash_func, string_compare_func)))
+                                goto oom;
 
-                r = set_put(m->subscribed, client);
+                        if (!(dbus_connection_set_data(connection, m->subscribed_data_slot, s, NULL))) {
+                                set_free(s);
+                                goto oom;
+                        }
+                }
 
-                if (r < 0)
+                if (!(client = strdup(message_get_sender_with_fallback(message))))
+                        goto oom;
+
+                if ((r = set_put(s, client)) < 0) {
+                        free(client);
                         return bus_send_error_reply(m, connection, message, NULL, r);
+                }
 
                 if (!(reply = dbus_message_new_method_return(message)))
                         goto oom;
@@ -467,7 +501,7 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
         } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Unsubscribe")) {
                 char *client;
 
-                if (!(client = set_remove(m->subscribed, (char*) dbus_message_get_sender(message))))
+                if (!(client = set_remove(BUS_CONNECTION_SUBSCRIBED(m, connection), (char*) message_get_sender_with_fallback(message))))
                         return bus_send_error_reply(m, connection, message, NULL, -ENOENT);
 
                 free(client);
@@ -607,6 +641,7 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
                 if (!(m->queued_message = dbus_message_new_method_return(message)))
                         goto oom;
 
+                m->queued_message_connection = connection;
                 m->exit_code = MANAGER_RELOAD;
 
         } else if (dbus_message_is_method_call(message, "org.freedesktop.systemd1.Manager", "Reexecute")) {
@@ -702,6 +737,11 @@ static DBusHandlerResult bus_manager_message_handler(DBusConnection *connection,
                 if ((r = manager_add_job(m, job_type, u, mode, true, &j)) < 0)
                         return bus_send_error_reply(m, connection, message, NULL, r);
 
+                if (!(j->bus_client = strdup(message_get_sender_with_fallback(message))))
+                        goto oom;
+
+                j->bus = connection;
+
                 if (!(reply = dbus_message_new_method_return(message)))
                         goto oom;