/* This file is part of GNUnet. (C) 2011 Christian Grothoff (and other contributing authors) GNUnet is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, 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 General Public License for more details. You should have received a copy of the GNU General Public License along with GNUnet; see the file COPYING. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /** * @file mesh/test_mesh_small_unicast_far.c * * @brief Test for the mesh service: unicast to opposite point of 2d grid. */ #include "platform.h" #include "gnunet_testing_lib.h" #include "gnunet_mesh_service_new.h" #define VERBOSE GNUNET_YES #define REMOVE_DIR GNUNET_YES struct MeshPeer { struct MeshPeer *prev; struct MeshPeer *next; struct GNUNET_TESTING_Daemon *daemon; struct GNUNET_MESH_Handle *mesh_handle; }; struct StatsContext { unsigned long long total_mesh_bytes; }; // static struct MeshPeer *peer_head; // // static struct MeshPeer *peer_tail; /** * How long until we give up on connecting the peers? */ #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 1500) static int ok; /** * Be verbose */ static int verbose; /** * Total number of peers in the test. */ static unsigned long long num_peers; /** * Global configuration file */ static struct GNUNET_CONFIGURATION_Handle *testing_cfg; /** * Total number of currently running peers. */ static unsigned long long peers_running; /** * Total number of connections in the whole network. */ static unsigned int total_connections; /** * The currently running peer group. */ static struct GNUNET_TESTING_PeerGroup *pg; /** * File to report results to. */ static struct GNUNET_DISK_FileHandle *output_file; /** * File to log connection info, statistics to. */ static struct GNUNET_DISK_FileHandle *data_file; /** * How many data points to capture before triggering next round? */ static struct GNUNET_TIME_Relative wait_time; /** * Task called to disconnect peers. */ static GNUNET_SCHEDULER_TaskIdentifier disconnect_task; /** * Task To perform tests */ static GNUNET_SCHEDULER_TaskIdentifier test_task; /** * Task called to shutdown test. */ static GNUNET_SCHEDULER_TaskIdentifier shutdown_handle; static char *topology_file; static char *data_filename; static struct GNUNET_TESTING_Daemon *d1; static struct GNUNET_TESTING_Daemon *d2; static struct GNUNET_MESH_Handle *h1; static struct GNUNET_MESH_Handle *h2; static struct GNUNET_MESH_Tunnel *t; static uint16_t *mesh_peers; /** * Check whether peers successfully shut down. */ static void shutdown_callback (void *cls, const char *emsg) { if (emsg != NULL) { #if VERBOSE GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Shutdown of peers failed!\n"); #endif ok++; } else { #if VERBOSE GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: All peers successfully shut down!\n"); #endif } } static void shutdown_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) { #if VERBOSE GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Ending test.\n"); #endif if (disconnect_task != GNUNET_SCHEDULER_NO_TASK) { GNUNET_SCHEDULER_cancel (disconnect_task); disconnect_task = GNUNET_SCHEDULER_NO_TASK; } if (data_file != NULL) GNUNET_DISK_file_close (data_file); GNUNET_TESTING_daemons_stop (pg, TIMEOUT, &shutdown_callback, NULL); GNUNET_CONFIGURATION_destroy (testing_cfg); } /** * Handlers, for diverse services */ static struct GNUNET_MESH_MessageHandler handlers[] = { // {&callback, 1, 0}, {NULL, 0, 0} }; static void disconnect_mesh_peers (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) { GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: disconnecting mesh service of peers\n"); disconnect_task = GNUNET_SCHEDULER_NO_TASK; GNUNET_MESH_disconnect(h1); GNUNET_MESH_disconnect(h2); GNUNET_SCHEDULER_cancel (shutdown_handle); shutdown_handle = GNUNET_SCHEDULER_add_now(&shutdown_task, NULL); } /** * Method called whenever another peer has added us to a tunnel * the other peer initiated. * * @param cls closure * @param tunnel new handle to the tunnel * @param initiator peer that started the tunnel * @param atsi performance information for the tunnel * @return initial tunnel context for the tunnel * (can be NULL -- that's not an error) */ static void * incoming_tunnel (void *cls, struct GNUNET_MESH_Tunnel * tunnel, const struct GNUNET_PeerIdentity * initiator, const struct GNUNET_ATS_Information * atsi) { GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Incoming tunnel from %s\n", GNUNET_i2s(initiator)); GNUNET_SCHEDULER_cancel (disconnect_task); disconnect_task = GNUNET_SCHEDULER_add_now(&disconnect_mesh_peers, NULL); ok = 0; return NULL; } /** * Function called whenever an inbound tunnel is destroyed. Should clean up * any associated state. * * @param cls closure (set from GNUNET_MESH_connect) * @param tunnel connection to the other end (henceforth invalid) * @param tunnel_ctx place where local state associated * with the tunnel is stored */ static void tunnel_cleaner (void *cls, const struct GNUNET_MESH_Tunnel *tunnel, void *tunnel_ctx) { #if VERBOSE GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: tunnel disconnected\n"); #endif return; } /** * Method called whenever a tunnel falls apart. * * @param cls closure * @param peer peer identity the tunnel stopped working with */ static void dh (void *cls, const struct GNUNET_PeerIdentity *peer) { GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: peer %s disconnected\n", GNUNET_i2s(peer)); return; } /** * Method called whenever a tunnel is established. * * @param cls closure * @param peer peer identity the tunnel was created to, NULL on timeout * @param atsi performance data for the connection */ static void ch (void *cls, const struct GNUNET_PeerIdentity *peer, const struct GNUNET_ATS_Information *atsi) { GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: peer %s connected\n", GNUNET_i2s(peer)); return; } static void do_test (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) { GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: test_task\n"); GNUNET_MESH_peer_request_connect_add(t, &d2->id); GNUNET_SCHEDULER_cancel (disconnect_task); disconnect_task = GNUNET_SCHEDULER_add_delayed( GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 30), &disconnect_mesh_peers, NULL); } /** * connect_mesh_service: connect to the mesh service of one of the peers * */ static void connect_mesh_service (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) { GNUNET_MESH_ApplicationType app; struct GNUNET_PeerIdentity id; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: connect_mesh_service\n"); GNUNET_PEER_resolve(11, &id); d2 = GNUNET_TESTING_daemon_get_by_id (pg, &id); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Peer searched: %s\n", GNUNET_i2s (&d2->id)); app = (GNUNET_MESH_ApplicationType) 0; #if VERBOSE GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: connecting to mesh service of peer %s\n", GNUNET_i2s (&d1->id)); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: connecting to mesh service of peer %s\n", GNUNET_i2s (&d2->id)); #endif h1 = GNUNET_MESH_connect (d1->cfg, 10, NULL, NULL, &tunnel_cleaner, handlers, &app); h2 = GNUNET_MESH_connect (d2->cfg, 10, NULL, &incoming_tunnel, &tunnel_cleaner, handlers, &app); #if VERBOSE GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: connected to mesh service of peer %s\n", GNUNET_i2s (&d1->id)); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: connected to mesh service of peer %s\n", GNUNET_i2s (&d2->id)); #endif t = GNUNET_MESH_tunnel_create (h1, NULL, &ch, &dh, NULL); test_task = GNUNET_SCHEDULER_add_delayed( GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 6), &do_test, NULL); } /** * peergroup_ready: start test when all peers are connected * @param cls closure * @param emsg error message */ static void peergroup_ready (void *cls, const char *emsg) { char *buf; int buf_len; unsigned int i; if (emsg != NULL) { GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Peergroup callback called with error, aborting test!\n"); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Error from testing: `%s'\n", emsg); ok++; GNUNET_TESTING_daemons_stop (pg, TIMEOUT, &shutdown_callback, NULL); return; } #if VERBOSE GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "************************************************************\n"); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Peer Group started successfully!\n"); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Have %u connections\n", total_connections); #endif if (data_file != NULL) { buf = NULL; buf_len = GNUNET_asprintf (&buf, "CONNECTIONS_0: %u\n", total_connections); if (buf_len > 0) GNUNET_DISK_file_write (data_file, buf, buf_len); GNUNET_free (buf); } peers_running = GNUNET_TESTING_daemons_running (pg); for (i = 0; i < num_peers; i++) { d1 = GNUNET_TESTING_daemon_get (pg, i); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: %u: %s\n", GNUNET_PEER_intern(&d1->id), GNUNET_i2s (&d1->id)); } d1 = GNUNET_TESTING_daemon_get (pg, 0); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Peer looking: %s\n", GNUNET_i2s (&d1->id)); GNUNET_SCHEDULER_add_now (&connect_mesh_service, NULL); disconnect_task = GNUNET_SCHEDULER_add_delayed (wait_time, &disconnect_mesh_peers, NULL); } /** * Function that will be called whenever two daemons are connected by * the testing library. * * @param cls closure * @param first peer id for first daemon * @param second peer id for the second daemon * @param distance distance between the connected peers * @param first_cfg config for the first daemon * @param second_cfg config for the second daemon * @param first_daemon handle for the first daemon * @param second_daemon handle for the second daemon * @param emsg error message (NULL on success) */ static void connect_cb (void *cls, const struct GNUNET_PeerIdentity *first, const struct GNUNET_PeerIdentity *second, uint32_t distance, const struct GNUNET_CONFIGURATION_Handle *first_cfg, const struct GNUNET_CONFIGURATION_Handle *second_cfg, struct GNUNET_TESTING_Daemon *first_daemon, struct GNUNET_TESTING_Daemon *second_daemon, const char *emsg) { if (emsg == NULL) { total_connections++; } else { GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Problem with new connection (%s)\n", emsg); } } /** * run: load configuration options and schedule test to run (start peergroup) * @param cls closure * @param args argv * @param cfgfile configuration file name (can be NULL) * @param cfg configuration handle */ static void run (void *cls, char *const *args, const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg) { char *temp_str; unsigned long long temp_wait; struct GNUNET_TESTING_Host *hosts; ok = 1; testing_cfg = GNUNET_CONFIGURATION_dup (cfg); GNUNET_log_setup ("test_mesh_small_unicast", #if VERBOSE "DEBUG", #else "WARNING", #endif NULL); #if VERBOSE GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Starting daemons.\n"); GNUNET_CONFIGURATION_set_value_string (testing_cfg, "testing", "use_progressbars", "YES"); #endif if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number (testing_cfg, "testing", "num_peers", &num_peers)) { GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (testing_cfg, "test_mesh_small.conf")); if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number (testing_cfg, "testing", "num_peers", &num_peers)) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Option TESTING:NUM_PEERS is required!\n"); return; } } mesh_peers = GNUNET_malloc (sizeof(GNUNET_PEER_Id) * (num_peers + 1)); if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number (testing_cfg, "test_mesh_small", "wait_time", &temp_wait)) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Option test_mesh_small:wait_time is required!\n"); return; } if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (testing_cfg, "testing", "topology_output_file", &topology_file)) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Option test_mesh_small:topology_output_file is required!\n"); return; } if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (testing_cfg, "test_mesh_small", "data_output_file", &data_filename)) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Option test_mesh_small:data_output_file is required!\n"); return; } data_file = GNUNET_DISK_file_open (data_filename, GNUNET_DISK_OPEN_READWRITE | GNUNET_DISK_OPEN_CREATE, GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE); if (data_file == NULL) { GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Failed to open %s for output!\n", data_filename); GNUNET_free (data_filename); } wait_time = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, temp_wait); if (GNUNET_YES == GNUNET_CONFIGURATION_get_value_string (cfg, "test_mesh_small", "output_file", &temp_str)) { output_file = GNUNET_DISK_file_open (temp_str, GNUNET_DISK_OPEN_READWRITE | GNUNET_DISK_OPEN_CREATE, GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE); if (output_file == NULL) GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Failed to open %s for output!\n", temp_str); } GNUNET_free_non_null (temp_str); hosts = GNUNET_TESTING_hosts_load (testing_cfg); pg = GNUNET_TESTING_peergroup_start (testing_cfg, num_peers, TIMEOUT, &connect_cb, &peergroup_ready, NULL, hosts); GNUNET_assert (pg != NULL); shutdown_handle = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_get_forever (), &shutdown_task, NULL); } /** * test_mesh_small command line options */ static struct GNUNET_GETOPT_CommandLineOption options[] = { {'V', "verbose", NULL, gettext_noop ("be verbose (print progress information)"), 0, &GNUNET_GETOPT_set_one, &verbose}, GNUNET_GETOPT_OPTION_END }; /** * Main: start test */ int main (int argc, char *argv[]) { GNUNET_PROGRAM_run (argc, argv, "test_mesh_small_unicast", gettext_noop ("Test mesh unicast in a small network."), options, &run, NULL); #if REMOVE_DIR GNUNET_DISK_directory_remove ("/tmp/test_mesh_small_unicast"); #endif if (0 != ok) { GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "test: FAILED!\n"); } return ok; } /* end of test_mesh_small_unicast.c */