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- /*
- 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 */
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