2008-02-28 Tambet Ingo <tambet@gmail.com>
Implement suse plugin for system settings daemon. * system-settings/plugins/ifcfg-suse/*: Implement. * system-settings/plugins/Makefile.am: Add ifcfg-suse to subdirs when targeting suse. * configure.in: Check (without failing) for gio. Create ifcfg-suse plugin's Makefile. git-svn-id: http://svn-archive.gnome.org/svn/NetworkManager/trunk@3355 4912f4e0-d625-0410-9fb7-b9a5a253dbdc
This commit is contained in:
Tambet Ingo
438
system-settings/plugins/ifcfg-suse/plugin.c
Normal file
438
system-settings/plugins/ifcfg-suse/plugin.c
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@@ -0,0 +1,438 @@
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/* -*- Mode: C; tab-width: 5; indent-tabs-mode: t; c-basic-offset: 5 -*- */
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/* NetworkManager system settings service
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*
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* Søren Sandmann <sandmann@daimi.au.dk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* (C) Copyright 2007 Red Hat, Inc.
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*/
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#include <gmodule.h>
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#include <glib-object.h>
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#include <glib/gi18n.h>
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#include <string.h>
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#include <sys/inotify.h>
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#include <unistd.h>
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#include <gio/gio.h>
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#include <nm-setting-connection.h>
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#include <nm-setting-ip4-config.h>
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#include "plugin.h"
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#include "parser.h"
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#include "nm-system-config-interface.h"
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#define IFCFG_PLUGIN_NAME "ifcfg-suse"
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#define IFCFG_PLUGIN_INFO "(C) 2008 Novell, Inc. To report bugs please use the NetworkManager mailing list."
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#define IFCFG_DIR SYSCONFDIR "/sysconfig/network"
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static void system_config_interface_init (NMSystemConfigInterface *system_config_interface_class);
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G_DEFINE_TYPE_EXTENDED (SCPluginIfcfg, sc_plugin_ifcfg, G_TYPE_OBJECT, 0,
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G_IMPLEMENT_INTERFACE (NM_TYPE_SYSTEM_CONFIG_INTERFACE,
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system_config_interface_init))
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#define SC_PLUGIN_IFCFG_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), SC_TYPE_PLUGIN_IFCFG, SCPluginIfcfgPrivate))
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#define IFCFG_FILE_PATH_TAG "ifcfg-file-path"
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typedef struct {
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gboolean initialized;
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GSList *connections;
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GFileMonitor *monitor;
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guint monitor_id;
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} SCPluginIfcfgPrivate;
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GQuark
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ifcfg_plugin_error_quark (void)
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{
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static GQuark error_quark = 0;
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if (G_UNLIKELY (error_quark == 0))
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error_quark = g_quark_from_static_string ("ifcfg-plugin-error-quark");
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return error_quark;
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}
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struct FindInfo {
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const char *path;
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gboolean found;
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};
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static gboolean
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is_ifcfg_file (const char *file)
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{
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return g_str_has_prefix (file, IFCFG_TAG) && strcmp (file, IFCFG_TAG "lo");
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}
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static NMConnection *
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build_one_connection (const char *ifcfg_file)
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{
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NMConnection *connection;
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GError *err = NULL;
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PLUGIN_PRINT (PLUGIN_NAME, "parsing %s ... ", ifcfg_file);
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connection = parser_parse_ifcfg (ifcfg_file, &err);
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if (connection) {
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NMSettingConnection *s_con;
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s_con = NM_SETTING_CONNECTION (nm_connection_get_setting (connection, NM_TYPE_SETTING_CONNECTION));
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g_assert (s_con);
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g_assert (s_con->id);
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PLUGIN_PRINT (PLUGIN_NAME, " found connection '%s'", s_con->id);
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} else
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PLUGIN_PRINT (PLUGIN_NAME, " error: %s", err->message ? err->message : "(unknown)");
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return connection;
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}
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typedef struct {
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SCPluginIfcfg *plugin;
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NMConnection *connection;
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GFileMonitor *monitor;
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guint monitor_id;
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} ConnectionMonitor;
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static void
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connection_monitor_destroy (gpointer data)
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{
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ConnectionMonitor *monitor = (ConnectionMonitor *) data;
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g_signal_handler_disconnect (monitor->monitor, monitor->monitor_id);
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g_file_monitor_cancel (monitor->monitor);
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g_object_unref (monitor->monitor);
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g_free (monitor);
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}
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static void
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connection_file_changed (GFileMonitor *monitor,
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GFile *file,
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GFile *other_file,
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GFileMonitorEvent event_type,
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gpointer user_data)
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{
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ConnectionMonitor *cm = (ConnectionMonitor *) user_data;
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gboolean remove_connection = FALSE;
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switch (event_type) {
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case G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT: {
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NMConnection *new_connection;
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GHashTable *new_settings;
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char *filename;
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char *ifcfg_file;
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/* In case anything goes wrong */
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remove_connection = TRUE;
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filename = g_file_get_basename (file);
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ifcfg_file = g_build_filename (IFCFG_DIR, filename, NULL);
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g_free (filename);
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new_connection = build_one_connection (ifcfg_file);
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g_free (ifcfg_file);
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if (new_connection) {
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new_settings = nm_connection_to_hash (new_connection);
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if (nm_connection_replace_settings (cm->connection, new_settings)) {
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/* Nothing went wrong */
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remove_connection = FALSE;
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g_signal_emit_by_name (cm->plugin, "connection-updated", cm->connection);
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}
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g_object_unref (new_connection);
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}
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break;
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}
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case G_FILE_MONITOR_EVENT_DELETED:
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remove_connection = TRUE;
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break;
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default:
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break;
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}
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if (remove_connection) {
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SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (cm->plugin);
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priv->connections = g_slist_remove (priv->connections, cm->connection);
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g_signal_emit_by_name (cm->plugin, "connection-removed", cm->connection);
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g_object_unref (cm->connection);
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PLUGIN_PRINT (IFCFG_PLUGIN_NAME, " removed connection");
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}
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}
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static void
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monitor_connection (NMSystemConfigInterface *config, NMConnection *connection, const char *filename)
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{
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GFile *file;
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GFileMonitor *monitor;
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file = g_file_new_for_path (filename);
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monitor = g_file_monitor_file (file, G_FILE_MONITOR_NONE, NULL, NULL);
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g_object_unref (file);
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if (monitor) {
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ConnectionMonitor *cm;
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cm = g_new (ConnectionMonitor, 1);
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cm->plugin = SC_PLUGIN_IFCFG (config);
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cm->connection = connection;
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cm->monitor = monitor;
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cm->monitor_id = g_signal_connect (monitor, "changed", G_CALLBACK (connection_file_changed), cm);
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g_object_set_data_full (G_OBJECT (connection), "file-monitor", cm, connection_monitor_destroy);
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}
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}
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static void
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add_one_connection (NMSystemConfigInterface *config, const char *filename, gboolean emit_added)
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{
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char *ifcfg_file;
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NMConnection *connection;
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if (!is_ifcfg_file (filename))
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return;
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ifcfg_file = g_build_filename (IFCFG_DIR, filename, NULL);
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connection = build_one_connection (ifcfg_file);
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if (connection) {
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SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (config);
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monitor_connection (config, connection, ifcfg_file);
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priv->connections = g_slist_append (priv->connections, connection);
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if (emit_added)
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g_signal_emit_by_name (config, "connection-added", connection);
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}
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g_free (ifcfg_file);
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}
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static void
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update_default_routes (NMSystemConfigInterface *config, gboolean emit_updated)
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{
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SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (config);
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GSList *iter;
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NMConnection *connection;
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NMSettingIP4Config *ip4_setting;
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gboolean got_manual = FALSE;
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guint32 default_route;
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/* First, make sure we have any non-DHCP connections */
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for (iter = priv->connections; iter; iter = iter->next) {
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connection = NM_CONNECTION (iter->data);
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ip4_setting = (NMSettingIP4Config *) nm_connection_get_setting (connection, NM_TYPE_SETTING_IP4_CONFIG);
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if (ip4_setting && ip4_setting->manual) {
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got_manual = TRUE;
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break;
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}
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}
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if (!got_manual)
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return;
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default_route = parser_parse_routes (IFCFG_DIR "/routes", NULL);
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if (!default_route)
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return;
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for (iter = priv->connections; iter; iter = iter->next) {
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connection = NM_CONNECTION (iter->data);
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ip4_setting = (NMSettingIP4Config *) nm_connection_get_setting (connection, NM_TYPE_SETTING_IP4_CONFIG);
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if (ip4_setting && ip4_setting->manual) {
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GSList *address_iter;
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for (address_iter = ip4_setting->addresses; address_iter; address_iter = address_iter->next) {
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NMSettingIP4Address *addr = (NMSettingIP4Address *) address_iter->data;
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addr->gateway = default_route;
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if (emit_updated)
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g_signal_emit_by_name (config, "connection-updated", connection);
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}
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}
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}
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}
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static GSList *
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get_connections (NMSystemConfigInterface *config)
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{
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SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (config);
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if (!priv->initialized) {
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GDir *dir;
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const char *item;
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GError *err = NULL;
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dir = g_dir_open (IFCFG_DIR, 0, &err);
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if (!dir) {
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PLUGIN_WARN (PLUGIN_NAME, "couldn't access network directory '%s': %s.", IFCFG_DIR, err->message);
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g_error_free (err);
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return NULL;
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}
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while ((item = g_dir_read_name (dir)))
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add_one_connection (config, item, FALSE);
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g_dir_close (dir);
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priv->initialized = TRUE;
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}
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if (!priv->connections)
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/* No need to do any futher work, we have nothing. */
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return priv->connections;
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update_default_routes (config, FALSE);
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return priv->connections;
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}
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static void
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ifcfg_dir_changed (GFileMonitor *monitor,
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GFile *file,
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GFile *other_file,
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GFileMonitorEvent event_type,
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gpointer user_data)
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{
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NMSystemConfigInterface *config = NM_SYSTEM_CONFIG_INTERFACE (user_data);
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char *name;
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name = g_file_get_basename (file);
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if (event_type == G_FILE_MONITOR_EVENT_CREATED) {
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add_one_connection (config, name, TRUE);
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}
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if (!strcmp (name, "routes"))
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update_default_routes (config, TRUE);
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g_free (name);
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}
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static void
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init (NMSystemConfigInterface *config)
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{
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GFile *file;
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GFileMonitor *monitor;
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SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (config);
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file = g_file_new_for_path (IFCFG_DIR);
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monitor = g_file_monitor_directory (file, G_FILE_MONITOR_NONE, NULL, NULL);
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g_object_unref (file);
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if (monitor) {
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priv->monitor_id = g_signal_connect (monitor, "changed", G_CALLBACK (ifcfg_dir_changed), config);
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priv->monitor = monitor;
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}
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}
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static void
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release_one_connection (gpointer item, gpointer user_data)
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{
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NMConnection *connection = NM_CONNECTION (item);
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SCPluginIfcfg *plugin = SC_PLUGIN_IFCFG (user_data);
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g_signal_emit_by_name (plugin, "connection-removed", connection);
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g_object_unref (connection);
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}
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static void
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sc_plugin_ifcfg_init (SCPluginIfcfg *plugin)
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{
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}
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static void
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dispose (GObject *object)
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{
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SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (object);
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if (priv->connections) {
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g_slist_foreach (priv->connections, release_one_connection, object);
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g_slist_free (priv->connections);
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}
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if (priv->monitor) {
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if (priv->monitor_id)
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g_signal_handler_disconnect (priv->monitor, priv->monitor_id);
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g_file_monitor_cancel (priv->monitor);
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g_object_unref (priv->monitor);
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}
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G_OBJECT_CLASS (sc_plugin_ifcfg_parent_class)->dispose (object);
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}
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static void
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get_property (GObject *object, guint prop_id,
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GValue *value, GParamSpec *pspec)
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{
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switch (prop_id) {
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case NM_SYSTEM_CONFIG_INTERFACE_PROP_NAME:
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g_value_set_string (value, IFCFG_PLUGIN_NAME);
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break;
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case NM_SYSTEM_CONFIG_INTERFACE_PROP_INFO:
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g_value_set_string (value, IFCFG_PLUGIN_INFO);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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sc_plugin_ifcfg_class_init (SCPluginIfcfgClass *req_class)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (req_class);
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g_type_class_add_private (req_class, sizeof (SCPluginIfcfgPrivate));
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object_class->get_property = get_property;
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object_class->dispose = dispose;
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g_object_class_override_property (object_class,
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NM_SYSTEM_CONFIG_INTERFACE_PROP_NAME,
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NM_SYSTEM_CONFIG_INTERFACE_NAME);
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g_object_class_override_property (object_class,
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NM_SYSTEM_CONFIG_INTERFACE_PROP_INFO,
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NM_SYSTEM_CONFIG_INTERFACE_INFO);
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}
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static void
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system_config_interface_init (NMSystemConfigInterface *system_config_interface_class)
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{
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/* interface implementation */
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system_config_interface_class->get_connections = get_connections;
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system_config_interface_class->init = init;
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}
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G_MODULE_EXPORT GObject *
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nm_system_config_factory (void)
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{
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static GStaticMutex mutex = G_STATIC_MUTEX_INIT;
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static SCPluginIfcfg *singleton = NULL;
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g_static_mutex_lock (&mutex);
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if (!singleton)
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singleton = SC_PLUGIN_IFCFG (g_object_new (SC_TYPE_PLUGIN_IFCFG, NULL));
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g_object_ref (singleton);
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g_static_mutex_unlock (&mutex);
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return G_OBJECT (singleton);
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}
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