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-rw-r--r--src/libcore/dbus-swap.c115
1 files changed, 115 insertions, 0 deletions
diff --git a/src/libcore/dbus-swap.c b/src/libcore/dbus-swap.c
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+++ b/src/libcore/dbus-swap.c
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+/***
+ This file is part of systemd.
+
+ Copyright 2010 Lennart Poettering
+ Copyright 2010 Maarten Lankhorst
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "bus-util.h"
+#include "dbus-cgroup.h"
+#include "dbus-execute.h"
+#include "dbus-swap.h"
+#include "string-util.h"
+#include "swap.h"
+#include "unit.h"
+
+static int property_get_priority(
+ sd_bus *bus,
+ const char *path,
+ const char *interface,
+ const char *property,
+ sd_bus_message *reply,
+ void *userdata,
+ sd_bus_error *error) {
+
+ Swap *s = SWAP(userdata);
+ int p;
+
+ assert(bus);
+ assert(reply);
+ assert(s);
+
+ if (s->from_proc_swaps)
+ p = s->parameters_proc_swaps.priority;
+ else if (s->from_fragment)
+ p = s->parameters_fragment.priority;
+ else
+ p = -1;
+
+ return sd_bus_message_append(reply, "i", p);
+}
+
+static int property_get_options(
+ sd_bus *bus,
+ const char *path,
+ const char *interface,
+ const char *property,
+ sd_bus_message *reply,
+ void *userdata,
+ sd_bus_error *error) {
+
+ Swap *s = SWAP(userdata);
+ const char *options = NULL;
+
+ assert(bus);
+ assert(reply);
+ assert(s);
+
+ if (s->from_fragment)
+ options = s->parameters_fragment.options;
+
+ return sd_bus_message_append(reply, "s", options);
+}
+
+static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_result, swap_result, SwapResult);
+
+const sd_bus_vtable bus_swap_vtable[] = {
+ SD_BUS_VTABLE_START(0),
+ SD_BUS_PROPERTY("What", "s", NULL, offsetof(Swap, what), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
+ SD_BUS_PROPERTY("Priority", "i", property_get_priority, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
+ SD_BUS_PROPERTY("Options", "s", property_get_options, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
+ SD_BUS_PROPERTY("TimeoutUSec", "t", bus_property_get_usec, offsetof(Swap, timeout_usec), SD_BUS_VTABLE_PROPERTY_CONST),
+ SD_BUS_PROPERTY("ControlPID", "u", bus_property_get_pid, offsetof(Swap, control_pid), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
+ SD_BUS_PROPERTY("Result", "s", property_get_result, offsetof(Swap, result), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
+ BUS_EXEC_COMMAND_VTABLE("ExecActivate", offsetof(Swap, exec_command[SWAP_EXEC_ACTIVATE]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
+ BUS_EXEC_COMMAND_VTABLE("ExecDeactivate", offsetof(Swap, exec_command[SWAP_EXEC_DEACTIVATE]), SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
+ SD_BUS_VTABLE_END
+};
+
+int bus_swap_set_property(
+ Unit *u,
+ const char *name,
+ sd_bus_message *message,
+ UnitSetPropertiesMode mode,
+ sd_bus_error *error) {
+
+ Swap *s = SWAP(u);
+
+ assert(s);
+ assert(name);
+ assert(message);
+
+ return bus_cgroup_set_property(u, &s->cgroup_context, name, message, mode, error);
+}
+
+int bus_swap_commit_properties(Unit *u) {
+ assert(u);
+
+ unit_update_cgroup_members_masks(u);
+ unit_realize_cgroup(u);
+
+ return 0;
+}