Add resolver plugin for /etc/resolv.conf modifications

1 files changed, 99 insertions, 0 deletions

diff --git a/plugins/resolvfile.c b/plugins/resolvfile.c
new file mode 100644
index 00000000..d39b2e1d
--- /dev/null
+++ b/plugins/resolvfile.c
@@ -0,0 +1,99 @@
+/*
+ *
+ *  Connection Manager
+ *
+ *  Copyright (C) 2007-2008  Intel Corporation. All rights reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdlib.h>
+
+#include <connman/plugin.h>
+#include <connman/driver.h>
+#include <connman/log.h>
+
+static int resolvfile_probe(struct connman_element *element)
+{
+	const char *nameserver = NULL;
+	struct connman_element *internet;
+	gchar *cmd;
+	int err;
+
+	DBG("element %p name %s", element, element->name);
+
+	connman_element_get_value(element,
+			CONNMAN_PROPERTY_TYPE_IPV4_NAMESERVER, &nameserver);
+
+	if (nameserver == NULL)
+		return -EINVAL;
+
+	cmd = g_strdup_printf("echo \"nameserver %s\" > /etc/resolv.conf",
+								nameserver);
+
+	DBG("%s", cmd);
+
+	err = system(cmd);
+
+	g_free(cmd);
+
+	internet = connman_element_create();
+
+	internet->type = CONNMAN_ELEMENT_TYPE_INTERNET;
+
+	connman_element_set_data(element, internet);
+
+	connman_element_register(internet, element);
+
+	return 0;
+}
+
+static void resolvfile_remove(struct connman_element *element)
+{
+	struct connman_element *internet = connman_element_get_data(element);
+
+	DBG("element %p name %s", element, element->name);
+
+	connman_element_set_data(element, NULL);
+
+	connman_element_unregister(internet);
+
+	connman_element_unref(internet);
+}
+
+static struct connman_driver resolvfile_driver = {
+	.name		= "resolvconf",
+	.type		= CONNMAN_ELEMENT_TYPE_RESOLVER,
+	.priority	= CONNMAN_DRIVER_PRIORITY_LOW,
+	.probe		= resolvfile_probe,
+	.remove		= resolvfile_remove,
+};
+
+static int resolvfile_init(void)
+{
+	return connman_driver_register(&resolvfile_driver);
+}
+
+static void resolvfile_exit(void)
+{
+	connman_driver_unregister(&resolvfile_driver);
+}
+
+CONNMAN_PLUGIN_DEFINE("resolvfile", "Name resolver plugin", VERSION,
+					resolvfile_init, resolvfile_exit)