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/*
* Copyright (c) 2008 Colin Watson. All rights reserved.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Loosely based on pam-ck-connector, which is:
*
* Copyright (c) 2007 David Zeuthen <davidz@redhat.com>
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "includes.h"
#ifdef USE_CONSOLEKIT
#include <ck-connector.h>
#include "xmalloc.h"
#include "channels.h"
#include "key.h"
#include "hostfile.h"
#include "auth.h"
#include "log.h"
#include "servconf.h"
#include "canohost.h"
#include "session.h"
#include "consolekit.h"
extern ServerOptions options;
extern u_int utmp_len;
void
set_active(const char *cookie)
{
DBusError err;
DBusConnection *connection;
DBusMessage *message = NULL, *reply = NULL;
char *sid;
DBusMessageIter iter, subiter;
const char *interface, *property;
dbus_bool_t active;
dbus_error_init(&err);
connection = dbus_bus_get_private(DBUS_BUS_SYSTEM, &err);
if (!connection) {
if (dbus_error_is_set(&err)) {
error("unable to open DBus connection: %s",
err.message);
dbus_error_free(&err);
}
goto out;
}
dbus_connection_set_exit_on_disconnect(connection, FALSE);
message = dbus_message_new_method_call("org.freedesktop.ConsoleKit",
"/org/freedesktop/ConsoleKit/Manager",
"org.freedesktop.ConsoleKit.Manager",
"GetSessionForCookie");
if (!message)
goto out;
if (!dbus_message_append_args(message, DBUS_TYPE_STRING, &cookie,
DBUS_TYPE_INVALID)) {
if (dbus_error_is_set(&err)) {
error("unable to get current session: %s",
err.message);
dbus_error_free(&err);
}
goto out;
}
dbus_error_init(&err);
reply = dbus_connection_send_with_reply_and_block(connection, message,
-1, &err);
if (!reply) {
if (dbus_error_is_set(&err)) {
error("unable to get current session: %s",
err.message);
dbus_error_free(&err);
}
goto out;
}
dbus_error_init(&err);
if (!dbus_message_get_args(reply, &err,
DBUS_TYPE_OBJECT_PATH, &sid,
DBUS_TYPE_INVALID)) {
if (dbus_error_is_set(&err)) {
error("unable to get current session: %s",
err.message);
dbus_error_free(&err);
}
goto out;
}
dbus_message_unref(reply);
dbus_message_unref(message);
message = reply = NULL;
message = dbus_message_new_method_call("org.freedesktop.ConsoleKit",
sid, "org.freedesktop.DBus.Properties", "Set");
if (!message)
goto out;
interface = "org.freedesktop.ConsoleKit.Session";
property = "active";
if (!dbus_message_append_args(message,
DBUS_TYPE_STRING, &interface, DBUS_TYPE_STRING, &property,
DBUS_TYPE_INVALID))
goto out;
dbus_message_iter_init_append(message, &iter);
if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
DBUS_TYPE_BOOLEAN_AS_STRING, &subiter))
goto out;
active = TRUE;
if (!dbus_message_iter_append_basic(&subiter, DBUS_TYPE_BOOLEAN,
&active))
goto out;
if (!dbus_message_iter_close_container(&iter, &subiter))
goto out;
dbus_error_init(&err);
reply = dbus_connection_send_with_reply_and_block(connection, message,
-1, &err);
if (!reply) {
if (dbus_error_is_set(&err)) {
error("unable to make current session active: %s",
err.message);
dbus_error_free(&err);
}
goto out;
}
out:
if (reply)
dbus_message_unref(reply);
if (message)
dbus_message_unref(message);
}
/*
* We pass display separately rather than using s->display because the
* latter is not available in the monitor when using privsep.
*/
char *
consolekit_register(Session *s, const char *display)
{
DBusError err;
const char *tty = s->tty;
const char *remote_host_name;
dbus_bool_t is_local = FALSE;
const char *cookie = NULL;
if (s->ckc) {
debug("already registered with ConsoleKit");
return xstrdup(ck_connector_get_cookie(s->ckc));
}
s->ckc = ck_connector_new();
if (!s->ckc) {
error("ck_connector_new failed");
return NULL;
}
if (!tty)
tty = "";
if (!display)
display = "";
remote_host_name = get_remote_name_or_ip(utmp_len, options.use_dns);
if (!remote_host_name)
remote_host_name = "";
dbus_error_init(&err);
if (!ck_connector_open_session_with_parameters(s->ckc, &err,
"unix-user", &s->pw->pw_uid,
"display-device", &tty,
"x11-display", &display,
"remote-host-name", &remote_host_name,
"is-local", &is_local,
NULL)) {
if (dbus_error_is_set(&err)) {
debug("%s", err.message);
dbus_error_free(&err);
} else {
debug("insufficient privileges or D-Bus / ConsoleKit "
"not available");
}
return NULL;
}
debug("registered uid=%d on tty='%s' with ConsoleKit",
s->pw->pw_uid, s->tty);
cookie = ck_connector_get_cookie(s->ckc);
set_active(cookie);
return xstrdup(cookie);
}
void
consolekit_unregister(Session *s)
{
if (s->ckc) {
debug("unregistering ConsoleKit session %s",
ck_connector_get_cookie(s->ckc));
ck_connector_unref(s->ckc);
s->ckc = NULL;
}
}
#endif /* USE_CONSOLEKIT */
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