NetworkManager r3941 - in trunk: . introspection system-settings/plugins/ifcfg-fedora system-settings/plugins/ifcfg-suse system-settings/plugins/keyfile system-settings/src



Author: dcbw
Date: Tue Aug 12 18:39:03 2008
New Revision: 3941
URL: http://svn.gnome.org/viewvc/NetworkManager?rev=3941&view=rev

Log:
2008-08-12  Dan Williams  <dcbw redhat com>

	* introspection/nm-settings-system.xml
	  system-settings/src/dbus-settings.c
	  system-settings/src/dbus-settings.h
		- Add a 'Hostname' property (rw) which represents the configured
			hostname and domain of the system, if any

	* system-settings/src/nm-system-config-error.c
	  system-settings/src/nm-system-config-error.h
	  system-settings/src/nm-system-config-interface.c
	  system-settings/src/nm-system-config-interface.h
		- Add a 'hostname' property to the plugin interface
		- Add a method to send updated hostname to plugins to save in their
			backing configuration store

	* system-settings/plugins/keyfile/nm-keyfile-connection.c
	  system-settings/plugins/keyfile/plugin.c
	  system-settings/plugins/keyfile/writer.c
	  system-settings/plugins/keyfile/writer.h
	  system-settings/plugins/ifcfg-suse/plugin.c
		- Add minimal hostname support

	* system-settings/plugins/ifcfg-fedora/plugin.c
		- Add support for updating system hostname in /etc/sysconfig/network



Modified:
   trunk/ChangeLog
   trunk/introspection/nm-settings-system.xml
   trunk/system-settings/plugins/ifcfg-fedora/plugin.c
   trunk/system-settings/plugins/ifcfg-suse/plugin.c
   trunk/system-settings/plugins/keyfile/nm-keyfile-connection.c
   trunk/system-settings/plugins/keyfile/plugin.c
   trunk/system-settings/plugins/keyfile/writer.c
   trunk/system-settings/plugins/keyfile/writer.h
   trunk/system-settings/src/dbus-settings.c
   trunk/system-settings/src/dbus-settings.h
   trunk/system-settings/src/nm-system-config-error.c
   trunk/system-settings/src/nm-system-config-error.h
   trunk/system-settings/src/nm-system-config-interface.c
   trunk/system-settings/src/nm-system-config-interface.h

Modified: trunk/introspection/nm-settings-system.xml
==============================================================================
--- trunk/introspection/nm-settings-system.xml	(original)
+++ trunk/introspection/nm-settings-system.xml	Tue Aug 12 18:39:03 2008
@@ -8,14 +8,27 @@
 
     <method name="AddConnection">
       <tp:docstring>
-	Add new connection.
+        Add new connection.
       </tp:docstring>
       <annotation name="org.freedesktop.DBus.GLib.CSymbol" value="impl_settings_add_connection"/>
       <annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
       <arg name="connection" type="a{sa{sv}}" direction="in">
-	<tp:docstring>
-	  Connection properties.
-	</tp:docstring>
+        <tp:docstring>
+          Connection properties.
+        </tp:docstring>
+      </arg>
+    </method>
+
+    <method name="SetHostname">
+      <tp:docstring>
+        Sets the configured machine hostname and domain.
+      </tp:docstring>
+      <annotation name="org.freedesktop.DBus.GLib.CSymbol" value="impl_settings_set_hostname"/>
+      <annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
+      <arg name="hostname" type="s" direction="in">
+        <tp:docstring>
+          Fully-qualified hostname to set in configuration.  To clear hostname, pass a zero-length string.  Example: "mycomputer.foobar.com"
+        </tp:docstring>
       </arg>
     </method>
 
@@ -25,6 +38,12 @@
       </tp:docstring>
     </property>
 
+    <property name="Hostname" type="s" access="readwrite">
+      <tp:docstring>
+        The configured hostname of the machine.
+      </tp:docstring>
+    </property>
+
     <signal name="PropertiesChanged">
         <arg name="properties" type="a{sv}" tp:type="String_Variant_Map">
             <tp:docstring>

Modified: trunk/system-settings/plugins/ifcfg-fedora/plugin.c
==============================================================================
--- trunk/system-settings/plugins/ifcfg-fedora/plugin.c	(original)
+++ trunk/system-settings/plugins/ifcfg-fedora/plugin.c	Tue Aug 12 18:39:03 2008
@@ -44,8 +44,10 @@
 #include "plugin.h"
 #include "nm-system-config-interface.h"
 #include "nm-ifcfg-connection.h"
+#include "shvar.h"
 
 #define IFCFG_DIR SYSCONFDIR"/sysconfig/network-scripts/"
+#define NETWORK_FILE SYSCONFDIR"/sysconfig/network"
 
 static void system_config_interface_init (NMSystemConfigInterface *system_config_interface_class);
 
@@ -73,9 +75,13 @@
 	NMSystemConfigHalManager *hal_mgr;
 
 	GHashTable *connections;
+	char *hostname;
 
-	GFileMonitor *monitor;
-	guint monitor_id;
+	GFileMonitor *ifcfg_monitor;
+	guint ifcfg_monitor_id;
+
+	GFileMonitor *network_monitor;
+	guint network_monitor_id;
 } SCPluginIfcfgPrivate;
 
 
@@ -417,21 +423,119 @@
 }
 
 static void
+read_hostname (SCPluginIfcfg *plugin, gboolean notify)
+{
+	SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (plugin);
+	shvarFile *network;
+	char *new_hostname;
+	gboolean changed = FALSE;
+
+	network = svNewFile (NETWORK_FILE);
+	if (!network)
+		return;
+
+	new_hostname = svGetValue (network, "HOSTNAME");
+	if (new_hostname && strlen (new_hostname)) {
+		g_free (priv->hostname);
+		priv->hostname = new_hostname;
+		changed = TRUE;
+	} else
+		g_free (new_hostname);
+	svCloseFile (network);
+
+	if (changed) {
+		PLUGIN_PRINT (IFCFG_PLUGIN_NAME, "system hostname '%s'.", priv->hostname);
+		if (notify)
+			g_object_notify (G_OBJECT (plugin), NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME);
+	}
+}
+
+static gboolean
+write_hostname (SCPluginIfcfg *plugin, const char *hostname, GError **error)
+{
+	shvarFile *network;
+	gboolean success = FALSE;
+
+	network = svNewFile (NETWORK_FILE);
+	if (!network) {
+		/* May not be created; try to create it */
+		network = svCreateFile (NETWORK_FILE);
+		if (!network)
+			return FALSE;
+	}
+
+	svSetValue (network, "HOSTNAME", hostname);
+	if (svWriteFile (network, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH) == 0)
+		success = TRUE;
+
+	svCloseFile (network);
+	return success;
+}
+
+static void
+network_changed (GFileMonitor *monitor,
+		         GFile *file,
+		         GFile *other_file,
+		         GFileMonitorEvent event_type,
+		         gpointer user_data)
+{
+	SCPluginIfcfg *plugin = SC_PLUGIN_IFCFG (user_data);
+	SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (plugin);
+
+	switch (event_type) {
+	case G_FILE_MONITOR_EVENT_DELETED:
+		PLUGIN_PRINT (IFCFG_PLUGIN_NAME, "system hostname cleared.");
+		g_free (priv->hostname);
+		priv->hostname = NULL;
+		g_object_notify (G_OBJECT (plugin), NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME);
+		break;
+	case G_FILE_MONITOR_EVENT_CREATED:
+	case G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT:
+		read_hostname (plugin, TRUE);
+		break;
+	default:
+		break;
+	}
+}
+
+static void
 setup_monitoring (SCPluginIfcfg *plugin)
 {
 	SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (plugin);
 	GFile *file;
 	GFileMonitor *monitor;
+	GError *error = NULL;
 
 	priv->connections = g_hash_table_new_full (g_str_hash, g_str_equal, NULL, g_object_unref);
 
+	/* monitor the ifcfg file directory */
 	file = g_file_new_for_path (IFCFG_DIR);
-	monitor = g_file_monitor_directory (file, G_FILE_MONITOR_NONE, NULL, NULL);
+	monitor = g_file_monitor_directory (file, G_FILE_MONITOR_NONE, NULL, &error);
+	g_object_unref (file);
+
+	if (monitor) {
+		priv->ifcfg_monitor_id = g_signal_connect (monitor, "changed", G_CALLBACK (dir_changed), plugin);
+		priv->ifcfg_monitor = monitor;
+	} else {
+		PLUGIN_WARN (IFCFG_PLUGIN_NAME, "unable to monitor %s for changes: (%d) %s.",
+		             IFCFG_DIR, error->code, error->message);
+		g_error_free (error);
+		error = NULL;
+	}
+
+	/* monitor the 'network' file */
+	file = g_file_new_for_path (NETWORK_FILE);
+	monitor = g_file_monitor_file (file, G_FILE_MONITOR_NONE, NULL, &error);
 	g_object_unref (file);
 
 	if (monitor) {
-		priv->monitor_id = g_signal_connect (monitor, "changed", G_CALLBACK (dir_changed), plugin);
-		priv->monitor = monitor;
+		priv->network_monitor_id = g_signal_connect (monitor, "changed", G_CALLBACK (network_changed), plugin);
+		priv->network_monitor = monitor;
+	} else {
+		PLUGIN_WARN (IFCFG_PLUGIN_NAME, "unable to monitor %s for changes: (%d) %s.",
+		             NETWORK_FILE, error->code, error->message);
+		g_error_free (error);
+		error = NULL;
 	}
 }
 
@@ -462,6 +566,12 @@
 	return list;
 }
 
+static gboolean
+set_hostname (NMSystemConfigInterface *config, const char *hostname, GError **error)
+{
+	return write_hostname (SC_PLUGIN_IFCFG (config), hostname, error);
+}
+
 static void
 init (NMSystemConfigInterface *config, NMSystemConfigHalManager *hal_manager)
 {
@@ -483,6 +593,8 @@
 		              error->message ? error->message : "(unknown)");
 		g_error_free (error);
 	}
+
+	read_hostname (plugin, FALSE);
 }
 
 static void
@@ -499,12 +611,22 @@
 	if (priv->connections)
 		g_hash_table_destroy (priv->connections);
 
-	if (priv->monitor) {
-		if (priv->monitor_id)
-			g_signal_handler_disconnect (priv->monitor, priv->monitor_id);
+	g_free (priv->hostname);
+
+	if (priv->ifcfg_monitor) {
+		if (priv->ifcfg_monitor_id)
+			g_signal_handler_disconnect (priv->ifcfg_monitor, priv->ifcfg_monitor_id);
 
-		g_file_monitor_cancel (priv->monitor);
-		g_object_unref (priv->monitor);
+		g_file_monitor_cancel (priv->ifcfg_monitor);
+		g_object_unref (priv->ifcfg_monitor);
+	}
+
+	if (priv->network_monitor) {
+		if (priv->network_monitor_id)
+			g_signal_handler_disconnect (priv->network_monitor, priv->network_monitor_id);
+
+		g_file_monitor_cancel (priv->network_monitor);
+		g_object_unref (priv->network_monitor);
 	}
 
 	G_OBJECT_CLASS (sc_plugin_ifcfg_parent_class)->dispose (object);
@@ -520,6 +642,9 @@
 get_property (GObject *object, guint prop_id,
 			  GValue *value, GParamSpec *pspec)
 {
+	SCPluginIfcfg *plugin = SC_PLUGIN_IFCFG (object);
+	SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (plugin);
+
 	switch (prop_id) {
 	case NM_SYSTEM_CONFIG_INTERFACE_PROP_NAME:
 		g_value_set_string (value, IFCFG_PLUGIN_NAME);
@@ -527,6 +652,31 @@
 	case NM_SYSTEM_CONFIG_INTERFACE_PROP_INFO:
 		g_value_set_string (value, IFCFG_PLUGIN_INFO);
 		break;
+	case NM_SYSTEM_CONFIG_INTERFACE_PROP_HOSTNAME:
+		g_value_set_string (value, priv->hostname);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+set_property (GObject *object, guint prop_id,
+			  const GValue *value, GParamSpec *pspec)
+{
+	SCPluginIfcfg *plugin = SC_PLUGIN_IFCFG (object);
+	GError *error = NULL;
+
+	switch (prop_id) {
+	case NM_SYSTEM_CONFIG_INTERFACE_PROP_HOSTNAME:
+		if (!write_hostname (plugin, g_value_get_string (value), &error)) {
+			PLUGIN_WARN (IFCFG_PLUGIN_NAME, "Could not save hostname: %s",
+			             (error && error->message) ? error->message : "(unknown)");
+			if (error)
+				g_error_free (error);
+		}
+		break;
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 		break;
@@ -543,6 +693,7 @@
 	object_class->dispose = dispose;
 	object_class->finalize = finalize;
 	object_class->get_property = get_property;
+	object_class->set_property = set_property;
 
 	g_object_class_override_property (object_class,
 									  NM_SYSTEM_CONFIG_INTERFACE_PROP_NAME,
@@ -551,6 +702,10 @@
 	g_object_class_override_property (object_class,
 									  NM_SYSTEM_CONFIG_INTERFACE_PROP_INFO,
 									  NM_SYSTEM_CONFIG_INTERFACE_INFO);
+
+	g_object_class_override_property (object_class,
+									  NM_SYSTEM_CONFIG_INTERFACE_PROP_HOSTNAME,
+									  NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME);
 }
 
 static void
@@ -559,6 +714,7 @@
 	/* interface implementation */
 	system_config_interface_class->get_connections = get_connections;
 	system_config_interface_class->get_unmanaged_devices = get_unmanaged_devices;
+	system_config_interface_class->set_hostname = set_hostname;
 	system_config_interface_class->init = init;
 }
 

Modified: trunk/system-settings/plugins/ifcfg-suse/plugin.c
==============================================================================
--- trunk/system-settings/plugins/ifcfg-suse/plugin.c	(original)
+++ trunk/system-settings/plugins/ifcfg-suse/plugin.c	Tue Aug 12 18:39:03 2008
@@ -65,6 +65,7 @@
 	gboolean initialized;
 	GHashTable *connections;
 	GHashTable *unmanaged_devices;
+	char *hostname;
 
 	guint32 default_gw;
 	GFileMonitor *default_gw_monitor;
@@ -351,6 +352,7 @@
 
 	g_hash_table_destroy (priv->connections);
 	g_hash_table_destroy (priv->unmanaged_devices);
+	g_free (priv->hostname);
 
 	if (priv->default_gw_monitor) {
 		if (priv->default_gw_monitor_id)
@@ -372,6 +374,8 @@
 get_property (GObject *object, guint prop_id,
 		    GValue *value, GParamSpec *pspec)
 {
+	SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (object);
+
 	switch (prop_id) {
 	case NM_SYSTEM_CONFIG_INTERFACE_PROP_NAME:
 		g_value_set_string (value, IFCFG_PLUGIN_NAME);
@@ -379,6 +383,20 @@
 	case NM_SYSTEM_CONFIG_INTERFACE_PROP_INFO:
 		g_value_set_string (value, IFCFG_PLUGIN_INFO);
 		break;
+	case NM_SYSTEM_CONFIG_INTERFACE_PROP_HOSTNAME:
+		g_value_set_string (value, priv->hostname);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+set_property (GObject *object, guint prop_id,
+		    const GValue *value, GParamSpec *pspec)
+{
+	switch (prop_id) {
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 		break;
@@ -393,6 +411,7 @@
 	g_type_class_add_private (req_class, sizeof (SCPluginIfcfgPrivate));
 
 	object_class->get_property = get_property;
+	object_class->set_property = set_property;
 	object_class->dispose = dispose;
 
 	g_object_class_override_property (object_class,
@@ -402,6 +421,10 @@
 	g_object_class_override_property (object_class,
 							    NM_SYSTEM_CONFIG_INTERFACE_PROP_INFO,
 							    NM_SYSTEM_CONFIG_INTERFACE_INFO);
+
+	g_object_class_override_property (object_class,
+							    NM_SYSTEM_CONFIG_INTERFACE_PROP_HOSTNAME,
+							    NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME);
 }
 
 static void

Modified: trunk/system-settings/plugins/keyfile/nm-keyfile-connection.c
==============================================================================
--- trunk/system-settings/plugins/keyfile/nm-keyfile-connection.c	(original)
+++ trunk/system-settings/plugins/keyfile/nm-keyfile-connection.c	Tue Aug 12 18:39:03 2008
@@ -55,14 +55,13 @@
 static gboolean
 update (NMExportedConnection *exported,
 	   GHashTable *new_settings,
-	   GError **err)
+	   GError **error)
 {
 	gboolean success;
 
-	success = NM_EXPORTED_CONNECTION_CLASS (nm_keyfile_connection_parent_class)->update (exported, new_settings, err);
-
+	success = NM_EXPORTED_CONNECTION_CLASS (nm_keyfile_connection_parent_class)->update (exported, new_settings, error);
 	if (success)
-		write_connection (nm_exported_connection_get_connection (exported));
+		success = write_connection (nm_exported_connection_get_connection (exported), error);
 
 	return success;
 }

Modified: trunk/system-settings/plugins/keyfile/plugin.c
==============================================================================
--- trunk/system-settings/plugins/keyfile/plugin.c	(original)
+++ trunk/system-settings/plugins/keyfile/plugin.c	Tue Aug 12 18:39:03 2008
@@ -1,4 +1,4 @@
-/* -*- Mode: C; tab-width: 5; indent-tabs-mode: t; c-basic-offset: 5 -*- */
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
 
 #include <config.h>
 #include <sys/stat.h>
@@ -36,6 +36,8 @@
 typedef struct {
 	GHashTable *hash;
 
+	char *hostname;
+
 	GFileMonitor *monitor;
 	guint monitor_id;
 
@@ -182,9 +184,11 @@
 }
 
 static gboolean
-add_connection (NMSystemConfigInterface *config, NMConnection *connection)
+add_connection (NMSystemConfigInterface *config,
+                NMConnection *connection,
+                GError **error)
 {
-	return write_connection (connection);
+	return write_connection (connection, error);
 }
 
 /* GObject */
@@ -198,6 +202,8 @@
 get_property (GObject *object, guint prop_id,
 		    GValue *value, GParamSpec *pspec)
 {
+	SCPluginKeyfilePrivate *priv = SC_PLUGIN_KEYFILE_GET_PRIVATE (object);
+
 	switch (prop_id) {
 	case NM_SYSTEM_CONFIG_INTERFACE_PROP_NAME:
 		g_value_set_string (value, KEYFILE_PLUGIN_NAME);
@@ -205,6 +211,20 @@
 	case NM_SYSTEM_CONFIG_INTERFACE_PROP_INFO:
 		g_value_set_string (value, KEYFILE_PLUGIN_INFO);
 		break;
+	case NM_SYSTEM_CONFIG_INTERFACE_PROP_HOSTNAME:
+		g_value_set_string (value, priv->hostname);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+set_property (GObject *object, guint prop_id,
+		    const GValue *value, GParamSpec *pspec)
+{
+	switch (prop_id) {
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 		break;
@@ -232,6 +252,8 @@
 	if (priv->hash)
 		g_hash_table_destroy (priv->hash);
 
+	g_free (priv->hostname);
+
 	G_OBJECT_CLASS (sc_plugin_keyfile_parent_class)->dispose (object);
 }
 
@@ -244,6 +266,7 @@
 
 	object_class->dispose = dispose;
 	object_class->get_property = get_property;
+	object_class->set_property = set_property;
 
 	g_object_class_override_property (object_class,
 							    NM_SYSTEM_CONFIG_INTERFACE_PROP_NAME,
@@ -252,6 +275,10 @@
 	g_object_class_override_property (object_class,
 							    NM_SYSTEM_CONFIG_INTERFACE_PROP_INFO,
 							    NM_SYSTEM_CONFIG_INTERFACE_INFO);
+
+	g_object_class_override_property (object_class,
+							    NM_SYSTEM_CONFIG_INTERFACE_PROP_HOSTNAME,
+							    NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME);
 }
 
 static void

Modified: trunk/system-settings/plugins/keyfile/writer.c
==============================================================================
--- trunk/system-settings/plugins/keyfile/writer.c	(original)
+++ trunk/system-settings/plugins/keyfile/writer.c	Tue Aug 12 18:39:03 2008
@@ -264,7 +264,7 @@
 }
 
 gboolean
-write_connection (NMConnection *connection)
+write_connection (NMConnection *connection, GError **error)
 {
 	NMSettingConnection *s_con;
 	GKeyFile *key_file;

Modified: trunk/system-settings/plugins/keyfile/writer.h
==============================================================================
--- trunk/system-settings/plugins/keyfile/writer.h	(original)
+++ trunk/system-settings/plugins/keyfile/writer.h	Tue Aug 12 18:39:03 2008
@@ -6,6 +6,6 @@
 #include <glib.h>
 #include <nm-connection.h>
 
-gboolean write_connection (NMConnection *connection);
+gboolean write_connection (NMConnection *connection, GError **error);
 
 #endif /* _KEYFILE_PLUGIN_WRITER_H */

Modified: trunk/system-settings/src/dbus-settings.c
==============================================================================
--- trunk/system-settings/src/dbus-settings.c	(original)
+++ trunk/system-settings/src/dbus-settings.c	Tue Aug 12 18:39:03 2008
@@ -1,8 +1,10 @@
-/* -*- Mode: C; tab-width: 5; indent-tabs-mode: t; c-basic-offset: 5 -*- */
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
 
 /* NetworkManager system settings service
  *
  * SÃren Sandmann <sandmann daimi au dk>
+ * Dan Williams <dcbw redhat com>
+ * Tambet Ingo <tambet gmail com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -18,7 +20,8 @@
  * with this program; if not, write to the Free Software Foundation, Inc.,
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  *
- * (C) Copyright 2007 Red Hat, Inc.
+ * (C) Copyright 2007 - 2008 Red Hat, Inc.
+ * (C) Copyright 2008 Novell, Inc.
  */
 
 #include <NetworkManager.h>
@@ -36,6 +39,9 @@
 static gboolean
 impl_settings_add_connection (NMSysconfigSettings *self, GHashTable *hash, DBusGMethodInvocation *context);
 
+static gboolean
+impl_settings_set_hostname (NMSysconfigSettings *self, const char *hostname, DBusGMethodInvocation *context);
+
 #include "nm-settings-system-glue.h"
 
 static void unmanaged_devices_changed (NMSystemConfigInterface *config, gpointer user_data);
@@ -49,6 +55,8 @@
 	gboolean connections_loaded;
 	GHashTable *connections;
 	GHashTable *unmanaged_devices;
+
+	char *hostname;
 } NMSysconfigSettingsPrivate;
 
 G_DEFINE_TYPE (NMSysconfigSettings, nm_sysconfig_settings, NM_TYPE_SETTINGS);
@@ -66,6 +74,7 @@
 enum {
 	PROP_0,
 	PROP_UNMANAGED_DEVICES,
+	PROP_HOSTNAME,
 
 	LAST_PROP
 };
@@ -94,6 +103,16 @@
 			nm_sysconfig_settings_add_connection (self, NM_EXPORTED_CONNECTION (elt->data));
 
 		g_slist_free (plugin_connections);
+
+		/* Update hostname */
+		if (!priv->hostname) {
+			const char *hostname = NULL;
+
+			g_object_get (G_OBJECT (plugin),
+			              NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME, &hostname,
+			              NULL);
+			priv->hostname = g_strdup (hostname);
+		}
 	}
 
 	/* FIXME: Bad hack */
@@ -136,6 +155,8 @@
 	g_slist_foreach (priv->plugins, (GFunc) g_object_unref, NULL);
 	g_slist_free (priv->plugins);
 
+	g_free (priv->hostname);
+
 	if (priv->pol_ctx)
 		polkit_context_unref (priv->pol_ctx);
 
@@ -211,16 +232,88 @@
 	return devices;
 }
 
+static gboolean
+write_hostname_to_plugins (NMSysconfigSettings *self,
+                           const char *hostname,
+                           GError **error)
+{
+	NMSysconfigSettingsPrivate *priv = NM_SYSCONFIG_SETTINGS_GET_PRIVATE (self);
+	GSList *iter;
+	gboolean success = FALSE;
+	const char *real_new_hostname = NULL;
+
+	if (hostname && strlen (hostname))
+		real_new_hostname = hostname;
+
+	/* Try to update the hostname in all plugins */
+	for (iter = priv->plugins; iter; iter = g_slist_next (iter)) {
+		NMSystemConfigInterface *plugin = NM_SYSTEM_CONFIG_INTERFACE (iter->data);
+		GError *plugin_error = NULL;
+
+		if (nm_system_config_interface_set_hostname (plugin, real_new_hostname, &plugin_error))
+			success = TRUE;
+		else {
+			char *plugin_name = NULL;
+
+			g_object_get (G_OBJECT (plugin),
+			              NM_SYSTEM_CONFIG_INTERFACE_NAME, &plugin_name,
+			              NULL);
+			g_warning ("Error: plugin '%s' could not set hostname: (%d) %s",
+			           plugin_name ? plugin_name : "unknown",
+			           plugin_error ? plugin_error->code : 0,
+			           plugin_error ? plugin_error->message : "unknown error");
+			g_free (plugin_name);
+			if (plugin_error)
+				g_error_free (plugin_error);
+		}
+	}
+
+	if (!success) {
+		g_set_error (error,
+		             NM_SYSCONFIG_SETTINGS_ERROR,
+		             NM_SYSCONFIG_SETTINGS_ERROR_SET_HOSTNAME_FAILED,
+		             "%s",
+		             "None of the registered plugins could set the requested hostname.");
+	}
+
+	return success;
+}
+
 static void
 get_property (GObject *object, guint prop_id,
-			  GValue *value, GParamSpec *pspec)
+              GValue *value, GParamSpec *pspec)
 {
 	NMSysconfigSettings *self = NM_SYSCONFIG_SETTINGS (object);
+	NMSysconfigSettingsPrivate *priv = NM_SYSCONFIG_SETTINGS_GET_PRIVATE (self);
 
 	switch (prop_id) {
 	case PROP_UNMANAGED_DEVICES:
 		g_value_take_boxed (value, get_unmanaged_devices (self));
 		break;
+	case PROP_HOSTNAME:
+		g_value_set_string (value, priv->hostname);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+set_property (GObject *object, guint prop_id,
+              const GValue *value, GParamSpec *pspec)
+{
+	NMSysconfigSettings *self = NM_SYSCONFIG_SETTINGS (object);
+	GError *error = NULL;
+
+	switch (prop_id) {
+	case PROP_HOSTNAME:
+		if (!write_hostname_to_plugins (self, g_value_get_string (value), &error)) {
+			g_warning ("%s: could not set hostname: (%d) %s",
+			           __func__, error->code, error->message);
+			g_error_free (error);
+		}
+		break;
 	default:
 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 		break;
@@ -238,6 +331,7 @@
 	/* virtual methods */
 	object_class->notify = notify;
 	object_class->get_property = get_property;
+	object_class->set_property = set_property;
 	object_class->finalize = settings_finalize;
 	settings_class->list_connections = list_connections;
 
@@ -250,6 +344,14 @@
 							 DBUS_TYPE_G_ARRAY_OF_OBJECT_PATH,
 							 G_PARAM_READABLE));
 
+	g_object_class_install_property
+		(object_class, PROP_HOSTNAME,
+		 g_param_spec_string (NM_SYSCONFIG_SETTINGS_HOSTNAME,
+							 "Hostname",
+							 "Configured hostname",
+							 NULL,
+							 G_PARAM_READWRITE));
+
 	/* signals */
 	signals[PROPERTIES_CHANGED] = 
 	                g_signal_new ("properties-changed",
@@ -263,7 +365,9 @@
 	dbus_g_object_type_install_info (G_TYPE_FROM_CLASS (settings_class),
 	                                 &dbus_glib_nm_settings_system_object_info);
 
-	dbus_g_error_domain_register (NM_SYSCONFIG_SETTINGS_ERROR, NULL, NM_TYPE_SYSCONFIG_SETTINGS_ERROR);
+	dbus_g_error_domain_register (NM_SYSCONFIG_SETTINGS_ERROR,
+	                              NM_DBUS_IFACE_SETTINGS_SYSTEM,
+	                              NM_TYPE_SYSCONFIG_SETTINGS_ERROR);
 }
 
 static void
@@ -334,6 +438,41 @@
 	g_object_notify (G_OBJECT (self), NM_SYSCONFIG_SETTINGS_UNMANAGED_DEVICES);
 }
 
+static void
+hostname_changed (NMSystemConfigInterface *config,
+                  GParamSpec *pspec,
+                  gpointer user_data)
+{
+	NMSysconfigSettings *self = NM_SYSCONFIG_SETTINGS (user_data);
+	NMSysconfigSettingsPrivate *priv = NM_SYSCONFIG_SETTINGS_GET_PRIVATE (self);
+	gboolean changed = FALSE;
+	GSList *iter;
+
+	/* Ask each plugin for the hostname, use the highest-priority plugin's response */
+	for (iter = priv->plugins; iter; iter = g_slist_next (iter)) {
+		NMSystemConfigInterface *plugin = NM_SYSTEM_CONFIG_INTERFACE (iter->data);
+		char *new_hostname = NULL;
+
+		g_object_get (G_OBJECT (plugin),
+		              NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME, &new_hostname,
+		              NULL);
+		if (new_hostname && strlen (new_hostname)) {
+			if (g_utf8_validate (new_hostname, -1, NULL)) {
+				g_free (priv->hostname);
+				priv->hostname = g_strdup (new_hostname);
+				g_free (new_hostname);
+				changed = TRUE;
+				break;
+			} else
+				g_message ("Error: hostname '%s' not UTF-8, ignoring.", new_hostname);
+		}
+		g_free (new_hostname);
+	}
+
+	if (changed)
+		g_object_notify (G_OBJECT (self), NM_SYSCONFIG_SETTINGS_HOSTNAME);
+}
+
 void
 nm_sysconfig_settings_add_plugin (NMSysconfigSettings *self,
 						    NMSystemConfigInterface *plugin)
@@ -351,6 +490,7 @@
 
 	g_signal_connect (plugin, "connection-added", G_CALLBACK (plugin_connection_added), self);
 	g_signal_connect (plugin, "unmanaged-devices-changed", G_CALLBACK (unmanaged_devices_changed), self);
+	g_signal_connect (plugin, "notify::" NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME, G_CALLBACK (hostname_changed), self);
 
 	nm_system_config_interface_init (plugin, priv->hal_mgr);
 
@@ -453,6 +593,8 @@
 
 	connection = nm_connection_new_from_hash (hash, &cnfh_error);
 	if (connection) {
+		GError *add_error = NULL;
+
 		/* Here's how it works:
 		   1) plugin writes a connection.
 		   2) plugin notices that a new connection is available for reading.
@@ -461,9 +603,12 @@
 		*/
 
 		success = FALSE;
-		for (iter = priv->plugins; iter && success == FALSE; iter = iter->next)
+		for (iter = priv->plugins; iter && success == FALSE; iter = iter->next) {
 			success = nm_system_config_interface_add_connection (NM_SYSTEM_CONFIG_INTERFACE (iter->data),
-													   connection);
+													   connection, &add_error);
+			if (!success && add_error)
+				g_error_free (add_error);
+		}
 
 		g_object_unref (connection);
 
@@ -491,3 +636,57 @@
 		return TRUE;
 	}
 }
+
+static gboolean
+impl_settings_set_hostname (NMSysconfigSettings *self,
+                            const char *hostname,
+                            DBusGMethodInvocation *context)
+{
+	NMSysconfigSettingsPrivate *priv = NM_SYSCONFIG_SETTINGS_GET_PRIVATE (self);
+	GError *error = NULL;
+	gboolean success = FALSE, malformed = FALSE;
+	const char *p = hostname;
+	guint32 count = 0;
+
+	/* do some minimal hostname validation:
+	 * 1) must have at least two '.'
+	 * 2) must not start with '.'
+	 * 3) must not have two '.' in succession
+	 */
+	do {
+		if (*p == '.') {
+			count++;
+			if (*(p+1) == '.') {
+				malformed = TRUE;
+				break;
+			}
+		}
+	} while (*p++);
+
+	if (count < 2 || malformed || (*hostname == '.')) {
+		error = g_error_new (NM_SYSCONFIG_SETTINGS_ERROR,
+		                     NM_SYSCONFIG_SETTINGS_ERROR_INVALID_HOSTNAME,
+		                     "%s",
+		                     "The hostname was malformed or invalid.");
+		goto out;
+	}
+
+	if (check_polkit_privileges (priv->g_connection, priv->pol_ctx, context, &error))
+		success = write_hostname_to_plugins (self, hostname, &error);
+
+out:
+	if (success)
+		dbus_g_method_return (context);
+	else {
+		if (!error) {
+			error = g_error_new (NM_SYSCONFIG_SETTINGS_ERROR,
+			                     NM_SYSCONFIG_SETTINGS_ERROR_SET_HOSTNAME_FAILED,
+			                     "%s",
+			                     "Hostname could not be saved due to an unknown error.");
+		}
+		dbus_g_method_return_error (context, error);
+		g_error_free (error);
+	}
+
+	return success;
+}

Modified: trunk/system-settings/src/dbus-settings.h
==============================================================================
--- trunk/system-settings/src/dbus-settings.h	(original)
+++ trunk/system-settings/src/dbus-settings.h	Tue Aug 12 18:39:03 2008
@@ -39,6 +39,7 @@
 #define NM_SYSCONFIG_SETTINGS_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  NM_TYPE_SYSCONFIG_SETTINGS, NMSysconfigSettingsClass))
 
 #define NM_SYSCONFIG_SETTINGS_UNMANAGED_DEVICES "unmanaged-devices"
+#define NM_SYSCONFIG_SETTINGS_HOSTNAME "hostname"
 
 struct _NMSysconfigSettings
 {

Modified: trunk/system-settings/src/nm-system-config-error.c
==============================================================================
--- trunk/system-settings/src/nm-system-config-error.c	(original)
+++ trunk/system-settings/src/nm-system-config-error.c	Tue Aug 12 18:39:03 2008
@@ -29,6 +29,8 @@
 			ENUM_ENTRY (NM_SYSCONFIG_SETTINGS_ERROR_UPDATE_NOT_SUPPORTED, "UpdateNotSupported"),
 			ENUM_ENTRY (NM_SYSCONFIG_SETTINGS_ERROR_DELETE_NOT_SUPPORTED, "DeleteNotSupported"),
 			ENUM_ENTRY (NM_SYSCONFIG_SETTINGS_ERROR_ADD_FAILED, "AddFailed"),
+			ENUM_ENTRY (NM_SYSCONFIG_SETTINGS_ERROR_SET_HOSTNAME_FAILED, "SetHostnameFailed"),
+			ENUM_ENTRY (NM_SYSCONFIG_SETTINGS_ERROR_INVALID_HOSTNAME, "InvalidHostname"),
 			{ 0, 0, 0 }
 		};
 

Modified: trunk/system-settings/src/nm-system-config-error.h
==============================================================================
--- trunk/system-settings/src/nm-system-config-error.h	(original)
+++ trunk/system-settings/src/nm-system-config-error.h	Tue Aug 12 18:39:03 2008
@@ -1,4 +1,4 @@
-/* -*- Mode: C; tab-width: 5; indent-tabs-mode: t; c-basic-offset: 5 -*- */
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
 
 #ifndef NM_SYSTEM_CONFIG_ERROR_H
 #define NM_SYSTEM_CONFIG_ERROR_H
@@ -13,7 +13,9 @@
 	NM_SYSCONFIG_SETTINGS_ERROR_ADD_NOT_SUPPORTED,
 	NM_SYSCONFIG_SETTINGS_ERROR_UPDATE_NOT_SUPPORTED,
 	NM_SYSCONFIG_SETTINGS_ERROR_DELETE_NOT_SUPPORTED,
-	NM_SYSCONFIG_SETTINGS_ERROR_ADD_FAILED
+	NM_SYSCONFIG_SETTINGS_ERROR_ADD_FAILED,
+	NM_SYSCONFIG_SETTINGS_ERROR_SET_HOSTNAME_FAILED,
+	NM_SYSCONFIG_SETTINGS_ERROR_INVALID_HOSTNAME
 };
 
 #define NM_SYSCONFIG_SETTINGS_ERROR (nm_sysconfig_settings_error_quark ())

Modified: trunk/system-settings/src/nm-system-config-interface.c
==============================================================================
--- trunk/system-settings/src/nm-system-config-interface.c	(original)
+++ trunk/system-settings/src/nm-system-config-interface.c	Tue Aug 12 18:39:03 2008
@@ -1,4 +1,4 @@
-/* -*- Mode: C; tab-width: 5; indent-tabs-mode: t; c-basic-offset: 5 -*- */
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
 /* NetworkManager -- Network link manager
  *
  * Dan Williams <dcbw redhat com>
@@ -48,6 +48,14 @@
 							  NULL,
 							  G_PARAM_READABLE));
 
+	g_object_interface_install_property
+		(g_iface,
+		 g_param_spec_string (NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME,
+							  "Hostname",
+							  "Configured system hostname",
+							  NULL,
+							  G_PARAM_READWRITE));
+
 	/* Signals */
 	g_signal_new ("connection-added",
 				  iface_type,
@@ -139,7 +147,8 @@
 
 gboolean
 nm_system_config_interface_add_connection (NMSystemConfigInterface *config,
-								   NMConnection *connection)
+                                           NMConnection *connection,
+                                           GError **error)
 {
 	gboolean success = FALSE;
 
@@ -147,7 +156,23 @@
 	g_return_val_if_fail (NM_IS_CONNECTION (connection), FALSE);
 
 	if (NM_SYSTEM_CONFIG_INTERFACE_GET_INTERFACE (config)->add_connection)
-		success = NM_SYSTEM_CONFIG_INTERFACE_GET_INTERFACE (config)->add_connection (config, connection);
+		success = NM_SYSTEM_CONFIG_INTERFACE_GET_INTERFACE (config)->add_connection (config, connection, error);
 
 	return success;
 }
+
+gboolean
+nm_system_config_interface_set_hostname (NMSystemConfigInterface *config,
+                                         const char *hostname,
+                                         GError **error)
+{
+	gboolean success = FALSE;
+
+	g_return_val_if_fail (config != NULL, FALSE);
+
+	if (NM_SYSTEM_CONFIG_INTERFACE_GET_INTERFACE (config)->set_hostname)
+		success = NM_SYSTEM_CONFIG_INTERFACE_GET_INTERFACE (config)->set_hostname (config, hostname, error);
+
+	return success;
+}
+

Modified: trunk/system-settings/src/nm-system-config-interface.h
==============================================================================
--- trunk/system-settings/src/nm-system-config-interface.h	(original)
+++ trunk/system-settings/src/nm-system-config-interface.h	Tue Aug 12 18:39:03 2008
@@ -60,12 +60,14 @@
 
 #define NM_SYSTEM_CONFIG_INTERFACE_NAME "name"
 #define NM_SYSTEM_CONFIG_INTERFACE_INFO "info"
+#define NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME "hostname"
 
 typedef enum {
 	NM_SYSTEM_CONFIG_INTERFACE_PROP_FIRST = 0x1000,
 
 	NM_SYSTEM_CONFIG_INTERFACE_PROP_NAME = NM_SYSTEM_CONFIG_INTERFACE_PROP_FIRST,
 	NM_SYSTEM_CONFIG_INTERFACE_PROP_INFO,
+	NM_SYSTEM_CONFIG_INTERFACE_PROP_HOSTNAME,
 } NMSystemConfigInterfaceProp;
 
 
@@ -92,7 +94,13 @@
 	/*
 	 * Add a new connection.
 	 */
-	gboolean (*add_connection) (NMSystemConfigInterface *config, NMConnection *connection);
+	gboolean (*add_connection) (NMSystemConfigInterface *config, NMConnection *connection, GError **error);
+
+	/*
+	 * Set the configured hostname/domain in the plugin's backing configuration store.
+	 * Should _NOT_ call sethostname(2) or setdomainname(2).
+	 */
+	gboolean (*set_hostname) (NMSystemConfigInterface *config, const char *hostname, GError **error);
 
 	/* Signals */
 
@@ -115,7 +123,12 @@
 gboolean nm_system_config_interface_supports_add (NMSystemConfigInterface *config);
 
 gboolean nm_system_config_interface_add_connection (NMSystemConfigInterface *config,
-						    NMConnection *connection);
+                                                    NMConnection *connection,
+                                                    GError **error);
+
+gboolean nm_system_config_interface_set_hostname (NMSystemConfigInterface *config,
+                                                  const char *hostname,
+                                                  GError **error);
 
 G_END_DECLS
 



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