Apply 03_x2go+rls.patch. Provide support for X2Go remote logins.

1 files changed, 227 insertions, 0 deletions

diff --git a/src/x2go-server.c b/src/x2go-server.c
new file mode 100644
index 0000000..fb0935e
--- /dev/null
+++ b/src/x2go-server.c
@@ -0,0 +1,227 @@
+/*
+ * Copyright © 2012 Canonical Ltd.
+ * Copyright © 2013 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, 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 warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, 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, see <http://www.gnu.org/licenses/>.
+ *
+ * Author: Ted Gould <ted@canonical.com>
+ * Modified for X2Go: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <sys/mman.h>
+
+#include <glib/gi18n.h>
+
+#include <string.h>
+
+#include "x2go-server.h"
+#include "defines.h"
+
+static void x2go_server_class_init (X2GoServerClass *klass);
+static void x2go_server_init       (X2GoServer *self);
+static void x2go_server_dispose    (GObject *object);
+static void x2go_server_finalize   (GObject *object);
+static GVariant *  get_properties        (Server * server);
+
+G_DEFINE_TYPE (X2GoServer, x2go_server, SERVER_TYPE);
+
+static void
+x2go_server_class_init (X2GoServerClass *klass)
+{
+       GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+       object_class->dispose = x2go_server_dispose;
+       object_class->finalize = x2go_server_finalize;
+
+       ServerClass * server_class = SERVER_CLASS(klass);
+
+       server_class->get_properties = get_properties;
+
+       return;
+}
+
+static void
+x2go_server_init (X2GoServer *self)
+{
+       self->username = NULL;
+       self->password = NULL;
+       self->sessiontype = NULL;
+       self->sessiontype_required = FALSE;
+
+       return;
+}
+
+static void
+x2go_server_dispose (GObject *object)
+{
+
+       G_OBJECT_CLASS (x2go_server_parent_class)->dispose (object);
+       return;
+}
+
+/* Unlocks the memory before freeing */
+static void
+password_clear (gpointer data)
+{
+       char * pass = (char *)data;
+       munlock(pass, strlen(pass));
+       g_free(pass);
+       return;
+}
+
+static void
+x2go_server_finalize (GObject *object)
+{
+       X2GoServer * server = X2GO_SERVER(object);
+
+       g_clear_pointer(&server->username, g_free);
+       g_clear_pointer(&server->password, password_clear);
+       g_clear_pointer(&server->sessiontype, g_free);
+
+       G_OBJECT_CLASS (x2go_server_parent_class)->finalize (object);
+       return;
+}
+
+static GVariant *
+get_properties (Server * server)
+{
+       X2GoServer * rserver = X2GO_SERVER(server);
+
+       GVariantBuilder propbuilder;
+       g_variant_builder_init(&propbuilder, G_VARIANT_TYPE_ARRAY);
+
+       GVariantBuilder namebuilder;
+       g_variant_builder_init(&namebuilder, G_VARIANT_TYPE_TUPLE);
+       g_variant_builder_add_value(&namebuilder, g_variant_new_string("username"));
+       g_variant_builder_add_value(&namebuilder, g_variant_new_boolean(TRUE));
+       if (rserver->username == NULL) {
+               g_variant_builder_add_value(&namebuilder, g_variant_new_variant(g_variant_new_string("")));
+       } else {
+               g_variant_builder_add_value(&namebuilder, g_variant_new_variant(g_variant_new_string(rserver->username)));
+       }
+       g_variant_builder_add_value(&namebuilder, g_variant_parse(G_VARIANT_TYPE_VARDICT, "{}", NULL, NULL, NULL));
+       g_variant_builder_add_value(&propbuilder, g_variant_builder_end(&namebuilder));
+
+       GVariantBuilder passbuilder;
+       g_variant_builder_init(&passbuilder, G_VARIANT_TYPE_TUPLE);
+       g_variant_builder_add_value(&passbuilder, g_variant_new_string("password"));
+       g_variant_builder_add_value(&passbuilder, g_variant_new_boolean(TRUE));
+       if (rserver->password == NULL) {
+               g_variant_builder_add_value(&passbuilder, g_variant_new_variant(g_variant_new_string("")));
+       } else {
+               g_variant_builder_add_value(&passbuilder, g_variant_new_variant(g_variant_new_string(rserver->password)));
+       }
+       g_variant_builder_add_value(&passbuilder, g_variant_parse(G_VARIANT_TYPE_VARDICT, "{}", NULL, NULL, NULL));
+       g_variant_builder_add_value(&propbuilder, g_variant_builder_end(&passbuilder));
+
+       GVariantBuilder sessiontypebuilder;
+       g_variant_builder_init(&sessiontypebuilder, G_VARIANT_TYPE_TUPLE);
+       g_variant_builder_add_value(&sessiontypebuilder, g_variant_new_string("x2gosession"));
+       g_variant_builder_add_value(&sessiontypebuilder, g_variant_new_boolean(rserver->sessiontype_required));
+       if (rserver->sessiontype == NULL) {
+               g_variant_builder_add_value(&sessiontypebuilder, g_variant_new_variant(g_variant_new_string("")));
+       } else {
+               g_variant_builder_add_value(&sessiontypebuilder, g_variant_new_variant(g_variant_new_string(rserver->sessiontype)));
+       }
+       g_variant_builder_add_value(&sessiontypebuilder, g_variant_parse(G_VARIANT_TYPE_VARDICT, "{}", NULL, NULL, NULL));
+       g_variant_builder_add_value(&propbuilder, g_variant_builder_end(&sessiontypebuilder));
+
+       return g_variant_builder_end(&propbuilder);
+}
+
+Server *
+x2go_server_new_from_keyfile (GKeyFile * keyfile, const gchar * groupname)
+{
+       g_return_val_if_fail(keyfile != NULL, NULL); /* NOTE: No way to check if that's really a keyfile :-( */
+       g_return_val_if_fail(groupname != NULL, NULL);
+
+       if (!g_key_file_has_group(keyfile, groupname)) {
+               g_warning("Server specified but group '%s' was not found", groupname);
+               return NULL;
+       }
+
+       X2GoServer * server = g_object_new(X2GO_SERVER_TYPE, NULL);
+
+       if (g_key_file_has_key(keyfile, groupname, CONFIG_SERVER_NAME, NULL)) {
+               gchar * keyname = g_key_file_get_string(keyfile, groupname, CONFIG_SERVER_NAME, NULL);
+               server->parent.name = g_strdup(_(keyname));
+               g_free(keyname);
+       }
+
+       if (g_key_file_has_key(keyfile, groupname, CONFIG_SERVER_URI, NULL)) {
+               server->parent.uri = g_key_file_get_string(keyfile, groupname, CONFIG_SERVER_URI, NULL);
+       }
+
+       return SERVER(server);
+}
+
+/* Build the X2Go server from information in the JSON object */
+Server *
+x2go_server_new_from_json (JsonObject * object)
+{
+       X2GoServer * server = g_object_new(X2GO_SERVER_TYPE, NULL);
+
+       if (json_object_has_member(object, JSON_SERVER_NAME)) {
+               JsonNode * node = json_object_get_member(object, JSON_SERVER_NAME);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_STRING) {
+                       const gchar * name = json_node_get_string(node);
+                       server->parent.name = g_strdup(name);
+               }
+       }
+
+       if (json_object_has_member(object, JSON_URI)) {
+               JsonNode * node = json_object_get_member(object, JSON_URI);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_STRING) {
+                       const gchar * uri = json_node_get_string(node);
+                       server->parent.uri = g_strdup(uri);
+               }
+       }
+
+       if (json_object_has_member(object, JSON_USERNAME)) {
+               JsonNode * node = json_object_get_member(object, JSON_USERNAME);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_STRING) {
+                       const gchar * username = json_node_get_string(node);
+                       server->username = g_strdup(username);
+               }
+       }
+
+       if (json_object_has_member(object, JSON_PASSWORD)) {
+               JsonNode * node = json_object_get_member(object, JSON_PASSWORD);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_STRING) {
+                       const gchar * password = json_node_get_string(node);
+                       server->password = g_strdup(password);
+                       mlock(server->password, strlen(server->password));
+               }
+       }
+
+       if (json_object_has_member(object, JSON_SESSIONTYPE)) {
+               JsonNode * node = json_object_get_member(object, JSON_SESSIONTYPE);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_STRING) {
+                       const gchar * sessiontype = json_node_get_string(node);
+                       server->sessiontype = g_strdup(sessiontype);
+               }
+       }
+
+       if (json_object_has_member(object, JSON_SESSIONTYPE_REQ)) {
+               JsonNode * node = json_object_get_member(object, JSON_SESSIONTYPE_REQ);
+               if (JSON_NODE_TYPE(node) == JSON_NODE_VALUE && json_node_get_value_type(node) == G_TYPE_BOOLEAN) {
+                       server->sessiontype_required = json_node_get_boolean(node);
+               }
+       }
+
+       return SERVER(server);
+}