***/
#include <errno.h>
+#include <string.h>
#include "logind.h"
#include "logind-session.h"
" <method name=\"SetIdleHint\">\n" \
" <arg name=\"b\" type=\"b\"/>\n" \
" </method>\n" \
- " <property name=\"Id\" type=\"u\" access=\"read\"/>\n" \
+ " <method name=\"Kill\">\n" \
+ " <arg name=\"who\" type=\"s\"/>\n" \
+ " <arg name=\"signal\" type=\"s\"/>\n" \
+ " </method>\n" \
+ " <property name=\"Id\" type=\"s\" access=\"read\"/>\n" \
" <property name=\"User\" type=\"(uo)\" access=\"read\"/>\n" \
" <property name=\"Name\" type=\"s\" access=\"read\"/>\n" \
" <property name=\"Timestamp\" type=\"t\" access=\"read\"/>\n" \
" <property name=\"Remote\" type=\"b\" access=\"read\"/>\n" \
" <property name=\"RemoteHost\" type=\"s\" access=\"read\"/>\n" \
" <property name=\"RemoteUser\" type=\"s\" access=\"read\"/>\n" \
+ " <property name=\"Service\" type=\"s\" access=\"read\"/>\n" \
" <property name=\"Leader\" type=\"u\" access=\"read\"/>\n" \
" <property name=\"Audit\" type=\"u\" access=\"read\"/>\n" \
" <property name=\"Type\" type=\"s\" access=\"read\"/>\n" \
static int bus_session_append_active(DBusMessageIter *i, const char *property, void *data) {
Session *s = data;
- bool b;
+ dbus_bool_t b;
assert(i);
assert(property);
return 0;
}
+static int bus_session_append_idle_hint(DBusMessageIter *i, const char *property, void *data) {
+ Session *s = data;
+ int b;
+
+ assert(i);
+ assert(property);
+ assert(s);
+
+ b = session_get_idle_hint(s, NULL) > 0;
+ if (!dbus_message_iter_append_basic(i, DBUS_TYPE_BOOLEAN, &b))
+ return -ENOMEM;
+
+ return 0;
+}
+
+static int bus_session_append_idle_hint_since(DBusMessageIter *i, const char *property, void *data) {
+ Session *s = data;
+ dual_timestamp t;
+ uint64_t u;
+
+ assert(i);
+ assert(property);
+ assert(s);
+
+ session_get_idle_hint(s, &t);
+ u = streq(property, "IdleSinceHint") ? t.realtime : t.monotonic;
+
+ if (!dbus_message_iter_append_basic(i, DBUS_TYPE_UINT64, &u))
+ return -ENOMEM;
+
+ return 0;
+}
+
static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_session_append_type, session_type, SessionType);
static int get_session_for_path(Manager *m, const char *path, Session **_s) {
DBusMessage *message) {
const BusProperty properties[] = {
- { "org.freedesktop.login1.Session", "Id", bus_property_append_string, "s", s->id },
- { "org.freedesktop.login1.Session", "User", bus_session_append_user, "(uo)", s },
- { "org.freedesktop.login1.Session", "Name", bus_property_append_string, "s", s->user->name },
- { "org.freedesktop.login1.Session", "ControlGroupPath", bus_property_append_string, "s", s->cgroup_path },
- { "org.freedesktop.login1.Session", "VTNr", bus_property_append_uint32, "u", &s->vtnr },
- { "org.freedesktop.login1.Session", "Seat", bus_session_append_seat, "(so)", s },
- { "org.freedesktop.login1.Session", "TTY", bus_property_append_string, "s", s->tty },
- { "org.freedesktop.login1.Session", "Display", bus_property_append_string, "s", s->display },
- { "org.freedesktop.login1.Session", "Remote", bus_property_append_bool, "b", &s->remote },
- { "org.freedesktop.login1.Session", "RemoteUser", bus_property_append_string, "s", s->remote_user },
- { "org.freedesktop.login1.Session", "RemoteHost", bus_property_append_string, "s", s->remote_host },
- { "org.freedesktop.login1.Session", "Leader", bus_property_append_pid, "u", &s->leader },
- { "org.freedesktop.login1.Session", "Audit", bus_property_append_uint32, "u", &s->audit_id },
- { "org.freedesktop.login1.Session", "Type", bus_session_append_type, "s", &s->type },
- { "org.freedesktop.login1.Session", "Active", bus_session_append_active, "b", s },
- { "org.freedesktop.login1.Session", "Controllers", bus_property_append_strv, "as", s->controllers },
- { "org.freedesktop.login1.Session", "ResetControllers", bus_property_append_strv, "as", s->reset_controllers },
- { "org.freedesktop.login1.Session", "KillProcesses", bus_property_append_bool, "b", &s->kill_processes },
+ { "org.freedesktop.login1.Session", "Id", bus_property_append_string, "s", s->id },
+ { "org.freedesktop.login1.Session", "User", bus_session_append_user, "(uo)", s },
+ { "org.freedesktop.login1.Session", "Name", bus_property_append_string, "s", s->user->name },
+ { "org.freedesktop.login1.Session", "Timestamp", bus_property_append_usec, "t", &s->timestamp.realtime },
+ { "org.freedesktop.login1.Session", "TimestampMonotonic", bus_property_append_usec, "t", &s->timestamp.monotonic },
+ { "org.freedesktop.login1.Session", "ControlGroupPath", bus_property_append_string, "s", s->cgroup_path },
+ { "org.freedesktop.login1.Session", "VTNr", bus_property_append_uint32, "u", &s->vtnr },
+ { "org.freedesktop.login1.Session", "Seat", bus_session_append_seat, "(so)", s },
+ { "org.freedesktop.login1.Session", "TTY", bus_property_append_string, "s", s->tty },
+ { "org.freedesktop.login1.Session", "Display", bus_property_append_string, "s", s->display },
+ { "org.freedesktop.login1.Session", "Remote", bus_property_append_bool, "b", &s->remote },
+ { "org.freedesktop.login1.Session", "RemoteUser", bus_property_append_string, "s", s->remote_user },
+ { "org.freedesktop.login1.Session", "RemoteHost", bus_property_append_string, "s", s->remote_host },
+ { "org.freedesktop.login1.Session", "Service", bus_property_append_string, "s", s->service },
+ { "org.freedesktop.login1.Session", "Leader", bus_property_append_pid, "u", &s->leader },
+ { "org.freedesktop.login1.Session", "Audit", bus_property_append_uint32, "u", &s->audit_id },
+ { "org.freedesktop.login1.Session", "Type", bus_session_append_type, "s", &s->type },
+ { "org.freedesktop.login1.Session", "Active", bus_session_append_active, "b", s },
+ { "org.freedesktop.login1.Session", "Controllers", bus_property_append_strv, "as", s->controllers },
+ { "org.freedesktop.login1.Session", "ResetControllers", bus_property_append_strv, "as", s->reset_controllers },
+ { "org.freedesktop.login1.Session", "KillProcesses", bus_property_append_bool, "b", &s->kill_processes },
+ { "org.freedesktop.login1.Session", "IdleHint", bus_session_append_idle_hint, "b", s },
+ { "org.freedesktop.login1.Session", "IdleSinceHint", bus_session_append_idle_hint_since, "t", s },
+ { "org.freedesktop.login1.Session", "IdleSinceHintMonotonic", bus_session_append_idle_hint_since, "t", s },
{ NULL, NULL, NULL, NULL, NULL }
};
+ DBusError error;
+ DBusMessage *reply = NULL;
+ int r;
+
assert(s);
assert(connection);
assert(message);
- return bus_default_message_handler(connection, message, INTROSPECTION, INTERFACES_LIST, properties);
+ dbus_error_init(&error);
+
+ if (dbus_message_is_method_call(message, "org.freedesktop.login1.Session", "Terminate")) {
+
+ r = session_stop(s);
+ if (r < 0)
+ return bus_send_error_reply(connection, message, NULL, r);
+
+ reply = dbus_message_new_method_return(message);
+ if (!reply)
+ goto oom;
+
+ } else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Session", "Activate")) {
+
+ r = session_activate(s);
+ if (r < 0)
+ return bus_send_error_reply(connection, message, NULL, r);
+
+ reply = dbus_message_new_method_return(message);
+ if (!reply)
+ goto oom;
+
+ } else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Session", "Lock") ||
+ dbus_message_is_method_call(message, "org.freedesktop.login1.Session", "Unlock")) {
+
+ if (session_send_signal(s, streq(dbus_message_get_member(message), "Lock")) < 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.Session", "SetIdleHint")) {
+ dbus_bool_t b;
+ unsigned long ul;
+
+ if (!dbus_message_get_args(
+ message,
+ &error,
+ DBUS_TYPE_BOOLEAN, &b,
+ DBUS_TYPE_INVALID))
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
+
+ ul = dbus_bus_get_unix_user(connection, dbus_message_get_sender(message), &error);
+ if (ul == (unsigned long) -1)
+ return bus_send_error_reply(connection, message, &error, -EIO);
+
+ if (ul != 0 && ul != s->user->uid)
+ return bus_send_error_reply(connection, message, NULL, -EPERM);
+
+ session_set_idle_hint(s, b);
+
+ reply = dbus_message_new_method_return(message);
+ if (!reply)
+ goto oom;
+
+ } else if (dbus_message_is_method_call(message, "org.freedesktop.login1.Session", "Kill")) {
+ const char *swho;
+ int32_t signo;
+ KillWho who;
+
+ if (!dbus_message_get_args(
+ message,
+ &error,
+ DBUS_TYPE_STRING, &swho,
+ DBUS_TYPE_INT32, &signo,
+ DBUS_TYPE_INVALID))
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
+
+ if (isempty(swho))
+ who = KILL_ALL;
+ else {
+ who = kill_who_from_string(swho);
+ if (who < 0)
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
+ }
+
+ if (signo <= 0 || signo >= _NSIG)
+ return bus_send_error_reply(connection, message, &error, -EINVAL);
+
+ r = session_kill(s, who, signo);
+ if (r < 0)
+ return bus_send_error_reply(connection, message, NULL, r);
+
+ reply = dbus_message_new_method_return(message);
+ if (!reply)
+ goto oom;
+
+ } else
+ return bus_default_message_handler(connection, message, INTROSPECTION, INTERFACES_LIST, properties);
+
+ if (reply) {
+ if (!dbus_connection_send(connection, reply, NULL))
+ goto oom;
+
+ dbus_message_unref(reply);
+ }
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+
+oom:
+ if (reply)
+ dbus_message_unref(reply);
+
+ dbus_error_free(&error);
+
+ return DBUS_HANDLER_RESULT_NEED_MEMORY;
}
static DBusHandlerResult session_message_handler(
return r;
}
+
+int session_send_signal(Session *s, bool new_session) {
+ DBusMessage *m;
+ int r = -ENOMEM;
+ char *p = NULL;
+
+ assert(s);
+
+ m = dbus_message_new_signal("/org/freedesktop/login1",
+ "org.freedesktop.login1.Manager",
+ new_session ? "SessionNew" : "SessionRemoved");
+
+ if (!m)
+ return -ENOMEM;
+
+ p = session_bus_path(s);
+ if (!p)
+ goto finish;
+
+ if (!dbus_message_append_args(
+ m,
+ DBUS_TYPE_STRING, &s->id,
+ DBUS_TYPE_OBJECT_PATH, &p,
+ DBUS_TYPE_INVALID))
+ goto finish;
+
+ if (!dbus_connection_send(s->manager->bus, m, NULL))
+ goto finish;
+
+ r = 0;
+
+finish:
+ dbus_message_unref(m);
+ free(p);
+
+ return r;
+}
+
+int session_send_changed(Session *s, const char *properties) {
+ DBusMessage *m;
+ int r = -ENOMEM;
+ char *p = NULL;
+
+ assert(s);
+
+ if (!s->started)
+ return 0;
+
+ p = session_bus_path(s);
+ if (!p)
+ return -ENOMEM;
+
+ m = bus_properties_changed_new(p, "org.freedesktop.login1.Session", properties);
+ if (!m)
+ goto finish;
+
+ if (!dbus_connection_send(s->manager->bus, m, NULL))
+ goto finish;
+
+ r = 0;
+
+finish:
+ if (m)
+ dbus_message_unref(m);
+ free(p);
+
+ return r;
+}
+
+int session_send_lock(Session *s, bool lock) {
+ DBusMessage *m;
+ bool b;
+ char *p;
+
+ assert(s);
+
+ p = session_bus_path(s);
+ if (!p)
+ return -ENOMEM;
+
+ m = dbus_message_new_signal(p, "org.freedesktop.login1.Session", lock ? "Lock" : "Unlock");
+ free(p);
+
+ if (!m)
+ return -ENOMEM;
+
+ b = dbus_connection_send(s->manager->bus, m, NULL);
+ dbus_message_unref(m);
+
+ if (!b)
+ return -ENOMEM;
+
+ return 0;
+}