settings: read/write NMSettingConnection:interface-name

https://bugzilla.gnome.org/show_bug.cgi?id=693684

src/settings/plugins/ifcfg-rh/reader.c

@@ -155,6 +155,17 @@ make_connection_setting (const char *file,
 	              NULL);
 	g_free (uuid);
 
+	value = svGetValue (ifcfg, "DEVICE", FALSE);
+	if (value) {
+		if (nm_utils_iface_valid_name (value)) {
+			g_object_set (s_con,
+			              NM_SETTING_CONNECTION_INTERFACE_NAME, value,
+			              NULL);
+		} else
+			PLUGIN_WARN (IFCFG_PLUGIN_NAME, "    warning: invalid DEVICE name '%s'", value);
+		g_free (value);
+	}
+
 	/* Missing ONBOOT is treated as "ONBOOT=true" by the old network service */
 	g_object_set (s_con, NM_SETTING_CONNECTION_AUTOCONNECT,
 	              svTrueValue (ifcfg, "ONBOOT", TRUE),

src/settings/plugins/ifcfg-rh/writer.c

@@ -1426,6 +1426,7 @@ write_connection_setting (NMSettingConnection *s_con, shvarFile *ifcfg)
 
 	svSetValue (ifcfg, "NAME", nm_setting_connection_get_id (s_con), FALSE);
 	svSetValue (ifcfg, "UUID", nm_setting_connection_get_uuid (s_con), FALSE);
+	svSetValue (ifcfg, "DEVICE", nm_setting_connection_get_interface_name (s_con), FALSE);
 	svSetValue (ifcfg, "ONBOOT",
 	            nm_setting_connection_get_autoconnect (s_con) ? "yes" : "no",
 	            FALSE);

src/settings/plugins/ifnet/connection_parser.c

@@ -1678,9 +1678,12 @@ ifnet_update_connection_from_config_block (const char *conn_name,
 	if (value && !strcmp (value, "false"))
 		auto_conn = FALSE;
 	update_connection_id (connection, conn_name);
-	g_object_set (setting, NM_SETTING_CONNECTION_TYPE, type,
-		      NM_SETTING_CONNECTION_READ_ONLY, FALSE,
-		      NM_SETTING_CONNECTION_AUTOCONNECT, auto_conn, NULL);
+	g_object_set (setting,
+	              NM_SETTING_CONNECTION_TYPE, type,
+	              NM_SETTING_CONNECTION_INTERFACE_NAME, conn_name,
+	              NM_SETTING_CONNECTION_READ_ONLY, FALSE,
+	              NM_SETTING_CONNECTION_AUTOCONNECT, auto_conn,
+	              NULL);
 
 	if (!strcmp (NM_SETTING_WIRED_SETTING_NAME, type)
 	    || !strcmp (NM_SETTING_PPPOE_SETTING_NAME, type)) {

src/settings/plugins/ifupdown/parser.c

@@ -726,6 +726,7 @@ ifupdown_update_connection_from_if_block (NMConnection *connection,
 	uuid = nm_utils_uuid_generate_from_string (uuid_base);
 	g_object_set (s_con,
 	              NM_SETTING_CONNECTION_TYPE, type,
+	              NM_SETTING_CONNECTION_INTERFACE_NAME, block->name,
 	              NM_SETTING_CONNECTION_ID, idstr,
 	              NM_SETTING_CONNECTION_UUID, uuid,
 	              NM_SETTING_CONNECTION_READ_ONLY, TRUE,

src/settings/plugins/keyfile/tests/test-keyfile.c

@@ -2819,6 +2819,7 @@ test_write_bridge_main (void)
 	              NM_SETTING_CONNECTION_UUID, uuid,
 	              NM_SETTING_CONNECTION_AUTOCONNECT, TRUE,
 	              NM_SETTING_CONNECTION_TYPE, NM_SETTING_BRIDGE_SETTING_NAME,
+	              NM_SETTING_CONNECTION_INTERFACE_NAME, "br0",
 	              NULL);
 	g_free (uuid);