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-rw-r--r--src/transport/test_transport_plugin_cmd_udp_backchannel.c242
1 files changed, 242 insertions, 0 deletions
diff --git a/src/transport/test_transport_plugin_cmd_udp_backchannel.c b/src/transport/test_transport_plugin_cmd_udp_backchannel.c
new file mode 100644
index 000000000..90e474aea
--- /dev/null
+++ b/src/transport/test_transport_plugin_cmd_udp_backchannel.c
@@ -0,0 +1,242 @@
+/*
+ This file is part of GNUnet
+ Copyright (C) 2021 GNUnet e.V.
+
+ GNUnet is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Affero General Public License as published
+ by the Free Software Foundation, either version 3 of the License,
+ or (at your option) any later version.
+
+ GNUnet 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
+ Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+ SPDX-License-Identifier: AGPL3.0-or-later
+ */
+
+/**
+ * @file testbed/plugin_cmd_simple_send.c
+ * @brief a plugin to provide the API for running test cases.
+ * @author t3sserakt
+ */
+#include "platform.h"
+#include "gnunet_testing_ng_lib.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_transport_application_service.h"
+#include "transport-testing2.h"
+#include "transport-testing-cmds.h"
+
+/**
+ * Generic logging shortcut
+ */
+#define LOG(kind, ...) GNUNET_log (kind, __VA_ARGS__)
+
+#define BASE_DIR "testdir"
+
+#define TOPOLOGY_CONFIG "test_transport_udp_backchannel_topo.conf"
+
+/**
+ * The name for a specific test environment directory.
+ *
+ */
+char *testdir;
+
+/**
+ * The name for the configuration file of the specific node.
+ *
+ */
+char *cfgname;
+
+/**
+ * Flag indicating if all peers have been started.
+ *
+ */
+unsigned int are_all_peers_started;
+
+/**
+ * Flag indicating a received message.
+ */
+unsigned int message_received;
+
+
+/**
+ * Function called to check a message of type GNUNET_TRANSPORT_TESTING_SIMPLE_MTYPE being
+ * received.
+ *
+ */
+static int
+check_test (void *cls,
+ const struct GNUNET_TRANSPORT_TESTING_TestMessage *message)
+{
+ return GNUNET_OK;
+}
+
+
+/**
+ * Function called to handle a message of type GNUNET_TRANSPORT_TESTING_SIMPLE_MTYPE
+ * being received.
+ *
+ */
+static void
+handle_test (void *cls,
+ const struct GNUNET_TRANSPORT_TESTING_TestMessage *message)
+{
+ message_received = GNUNET_YES;
+}
+
+
+/**
+ * Callback to set the flag indicating all peers started. Will be called via the plugin api.
+ *
+ */
+static void
+all_peers_started ()
+{
+ are_all_peers_started = GNUNET_YES;
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ "setting are_all_peers_started: %d\n",
+ are_all_peers_started);
+}
+
+
+/**
+ * Function to start a local test case.
+ *
+ * @param write_message Callback to send a message to the master loop.
+ * @param router_ip Global address of the network namespace.
+ * @param node_ip Local address of a node i a network namespace.
+ * @param m The number of the node in a network namespace.
+ * @param n The number of the network namespace.
+ * @param local_m The number of nodes in a network namespace.
+ */
+static void
+start_testcase (TESTING_CMD_HELPER_write_cb write_message, char *router_ip,
+ char *node_ip,
+ char *m,
+ char *n,
+ char *local_m)
+{
+
+ unsigned int n_int, m_int, local_m_int, num;
+
+ struct GNUNET_TESTING_NetjailTopology *topology =
+ GNUNET_TESTING_get_topo_from_file (TOPOLOGY_CONFIG);
+
+ sscanf (m, "%u", &m_int);
+ sscanf (n, "%u", &n_int);
+ sscanf (local_m, "%u", &local_m_int);
+
+
+ if (0 == n_int)
+ num = m_int;
+ else
+ num = (n_int - 1) * local_m_int + m_int + topology->nodes_x;
+
+ GNUNET_asprintf (&cfgname,
+ "test_transport_api2_tcp_node1.conf");
+
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ "plugin cfgname: %s\n",
+ cfgname);
+
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ "node ip: %s\n",
+ node_ip);
+
+ GNUNET_asprintf (&testdir,
+ "%s%s%s",
+ BASE_DIR,
+ m,
+ n);
+
+ struct GNUNET_MQ_MessageHandler handlers[] = {
+ GNUNET_MQ_hd_var_size (test,
+ GNUNET_TRANSPORT_TESTING_SIMPLE_MTYPE,
+ struct GNUNET_TRANSPORT_TESTING_TestMessage,
+ NULL),
+ GNUNET_MQ_handler_end ()
+ };
+
+ struct GNUNET_TESTING_Command commands[] = {
+ GNUNET_TESTING_cmd_system_create ("system-create",
+ testdir),
+ GNUNET_TRANSPORT_cmd_start_peer_v3 ("start-peer",
+ "system-create",
+ num,
+ node_ip,
+ handlers,
+ cfgname),
+ GNUNET_TESTING_cmd_send_peer_ready ("send-peer-ready",
+ write_message),
+ GNUNET_TESTING_cmd_block_until_all_peers_started ("block",
+ &are_all_peers_started),
+ GNUNET_TRANSPORT_cmd_connect_peers_v3 ("connect-peers",
+ "start-peer",
+ "system-create",
+ num,
+ topology),
+ GNUNET_TRANSPORT_cmd_send_simple_v2 ("send-simple",
+ "start-peer",
+ num),
+ GNUNET_TESTING_cmd_block_until_external_trigger ("block-receive",
+ &message_received),
+ GNUNET_TRANSPORT_cmd_stop_peer ("stop-peer",
+ "start-peer"),
+ GNUNET_TESTING_cmd_system_destroy ("system-destroy",
+ "system-create"),
+ GNUNET_TESTING_cmd_local_test_finished ("local-test-finished",
+ write_message)
+ };
+
+ GNUNET_TESTING_run (NULL,
+ commands,
+ GNUNET_TIME_UNIT_FOREVER_REL);
+
+}
+
+
+/**
+ * Entry point for the plugin.
+ *
+ * @param cls NULL
+ * @return the exported block API
+ */
+void *
+libgnunet_test_transport_plugin_cmd_udp_backchannel_init (void *cls)
+{
+ struct GNUNET_TESTING_PluginFunctions *api;
+
+ GNUNET_log_setup ("udp-backchannel",
+ "DEBUG",
+ NULL);
+
+ api = GNUNET_new (struct GNUNET_TESTING_PluginFunctions);
+ api->start_testcase = &start_testcase;
+ api->all_peers_started = &all_peers_started;
+ return api;
+}
+
+
+/**
+ * Exit point from the plugin.
+ *
+ * @param cls the return value from #libgnunet_test_transport_plugin_block_test_init
+ * @return NULL
+ */
+void *
+libgnunet_test_transport_plugin_cmd_udp_backchannel_done (void *cls)
+{
+ struct GNUNET_TESTING_PluginFunctions *api = cls;
+
+ GNUNET_free (api);
+ GNUNET_free (testdir);
+ GNUNET_free (cfgname);
+ return NULL;
+}
+
+
+/* end of plugin_cmd_simple_send.c */