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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* gkd-dbus-session.c - daemon registering environment variables with session
Copyright (C) 2007, 2009, Stefan Walter
The Gnome Keyring Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Keyring Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the Gnome Library; see the file COPYING.LIB. If not,
<http://www.gnu.org/licenses/>.
Author: Stef Walter <stef@memberwebs.com>
*/
#include "config.h"
#include "gkd-dbus-private.h"
#include "gkd-util.h"
#include <dbus/dbus.h>
#include <string.h>
#define SERVICE_SESSION_MANAGER "org.gnome.SessionManager"
#define PATH_SESSION_MANAGER "/org/gnome/SessionManager"
#define IFACE_SESSION_MANAGER "org.gnome.SessionManager"
void
gkd_dbus_environment_cleanup (DBusConnection *conn)
{
/* Nothing to do here */
}
static void
on_setenv_reply (DBusPendingCall *pending, void *user_data)
{
DBusMessage *reply;
DBusError derr = DBUS_ERROR_INIT;
reply = dbus_pending_call_steal_reply (pending);
g_return_if_fail (reply);
if (dbus_set_error_from_message (&derr, reply)) {
if (dbus_error_has_name (&derr, "org.gnome.SessionManager.NotInInitialization") ||
dbus_error_has_name (&derr, DBUS_ERROR_SERVICE_UNKNOWN))
g_debug ("couldn't set environment variable in session: %s", derr.message);
else
g_message ("couldn't set environment variable in session: %s", derr.message);
dbus_error_free (&derr);
}
dbus_message_unref (reply);
}
static void
setenv_request (DBusConnection *conn, const gchar *env)
{
DBusPendingCall *pending = NULL;
DBusError derr = DBUS_ERROR_INIT;
DBusMessage *msg;
const gchar *value;
gchar *name;
/* Find the value part of the environment variable */
value = strchr (env, '=');
if (!value)
return;
name = g_strndup (env, value - env);
++value;
msg = dbus_message_new_method_call (SERVICE_SESSION_MANAGER,
PATH_SESSION_MANAGER,
IFACE_SESSION_MANAGER,
"Setenv");
g_return_if_fail (msg);
if (!dbus_message_append_args (msg, DBUS_TYPE_STRING, &name,
DBUS_TYPE_STRING, &value,
DBUS_TYPE_INVALID))
g_return_if_reached ();
g_free (name);
value = name = NULL;
/* Send message and get a handle for a reply */
dbus_connection_send_with_reply (conn, msg, &pending, -1);
dbus_message_unref (msg);
if (pending) {
dbus_pending_call_set_notify (pending, on_setenv_reply, NULL, NULL);
dbus_pending_call_unref (pending);
} else {
g_warning ("couldn't send dbus message: %s",
derr.message ? derr.message : "");
dbus_error_free (&derr);
}
}
static void
on_watch_environment (gpointer data, gpointer user_data)
{
DBusConnection *conn = user_data;
const gchar *env = data;
setenv_request (conn, env);
}
void
gkd_dbus_environment_init (DBusConnection *conn)
{
const gchar **envp;
/*
* The list of all environment variables registered by
* various components in the daemon.
*/
envp = gkd_util_get_environment ();
for (; *envp; ++envp)
setenv_request (conn, *envp);
gkd_util_watch_environment (on_watch_environment, dbus_connection_ref (conn),
(GDestroyNotify)dbus_connection_unref);
}
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