/* This file is part of GNUnet. Copyright (C) 2012 GNUnet e.V. 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 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. */ /** * @file set/test_set_api.c * @brief testcase for set_api.c * @author Florian Dold */ #include "platform.h" #include "gnunet_util_lib.h" #include "gnunet_testing_lib.h" #include "gnunet_set_service.h" static struct GNUNET_PeerIdentity local_id; static struct GNUNET_HashCode app_id; static struct GNUNET_SET_Handle *set1; static struct GNUNET_SET_Handle *set2; static struct GNUNET_SET_ListenHandle *listen_handle; static struct GNUNET_SET_OperationHandle *oh1; static struct GNUNET_SET_OperationHandle *oh2; static const struct GNUNET_CONFIGURATION_Handle *config; static unsigned int iter_count; static int ret; static struct GNUNET_SCHEDULER_Task *tt; static void result_cb_set1 (void *cls, const struct GNUNET_SET_Element *element, uint64_t size, enum GNUNET_SET_Status status) { switch (status) { case GNUNET_SET_STATUS_OK: GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "set 1: got element\n"); break; case GNUNET_SET_STATUS_FAILURE: GNUNET_break (0); oh1 = NULL; fprintf (stderr, "set 1: received failure status!\n"); ret = 1; if (NULL != tt) { GNUNET_SCHEDULER_cancel (tt); tt = NULL; } GNUNET_SCHEDULER_shutdown (); break; case GNUNET_SET_STATUS_DONE: GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "set 1: done\n"); oh1 = NULL; if (NULL != set1) { GNUNET_SET_destroy (set1); set1 = NULL; } if (NULL == set2) { GNUNET_SCHEDULER_cancel (tt); tt = NULL; GNUNET_SCHEDULER_shutdown (); } break; default: GNUNET_assert (0); } } static void result_cb_set2 (void *cls, const struct GNUNET_SET_Element *element, uint64_t size, enum GNUNET_SET_Status status) { switch (status) { case GNUNET_SET_STATUS_OK: GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "set 2: got element\n"); break; case GNUNET_SET_STATUS_FAILURE: GNUNET_break (0); oh2 = NULL; fprintf (stderr, "set 2: received failure status\n"); GNUNET_SCHEDULER_shutdown (); ret = 1; break; case GNUNET_SET_STATUS_DONE: oh2 = NULL; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "set 2: done\n"); GNUNET_SET_destroy (set2); set2 = NULL; if (NULL == set1) { GNUNET_SCHEDULER_cancel (tt); tt = NULL; GNUNET_SCHEDULER_shutdown (); } break; default: GNUNET_assert (0); } } static void listen_cb (void *cls, const struct GNUNET_PeerIdentity *other_peer, const struct GNUNET_MessageHeader *context_msg, struct GNUNET_SET_Request *request) { GNUNET_assert (NULL != context_msg); GNUNET_assert (ntohs (context_msg->type) == GNUNET_MESSAGE_TYPE_DUMMY); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "listen cb called\n"); oh2 = GNUNET_SET_accept (request, GNUNET_SET_RESULT_ADDED, (struct GNUNET_SET_Option[]) { 0 }, &result_cb_set2, NULL); GNUNET_SET_commit (oh2, set2); } /** * Start the set operation. * * @param cls closure, unused */ static void start (void *cls) { struct GNUNET_MessageHeader context_msg; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting reconciliation\n"); context_msg.size = htons (sizeof context_msg); context_msg.type = htons (GNUNET_MESSAGE_TYPE_DUMMY); listen_handle = GNUNET_SET_listen (config, GNUNET_SET_OPERATION_UNION, &app_id, &listen_cb, NULL); oh1 = GNUNET_SET_prepare (&local_id, &app_id, &context_msg, GNUNET_SET_RESULT_ADDED, (struct GNUNET_SET_Option[]) { 0 }, &result_cb_set1, NULL); GNUNET_SET_commit (oh1, set1); } /** * Initialize the second set, continue * * @param cls closure, unused */ static void init_set2 (void *cls) { struct GNUNET_SET_Element element; GNUNET_log (GNUNET_ERROR_TYPE_INFO, "initializing set 2\n"); element.element_type = 0; element.data = "hello"; element.size = strlen(element.data); GNUNET_SET_add_element (set2, &element, NULL, NULL); element.data = "quux"; element.size = strlen(element.data); GNUNET_SET_add_element (set2, &element, NULL, NULL); element.data = "baz"; element.size = strlen(element.data); GNUNET_SET_add_element (set2, &element, &start, NULL); } /** * Initialize the first set, continue. */ static void init_set1 (void) { struct GNUNET_SET_Element element; element.element_type = 0; element.data = "hello"; element.size = strlen(element.data); GNUNET_SET_add_element (set1, &element, NULL, NULL); element.data = "bar"; element.size = strlen(element.data); GNUNET_SET_add_element (set1, &element, &init_set2, NULL); GNUNET_log (GNUNET_ERROR_TYPE_INFO, "initialized set 1\n"); } static int iter_cb (void *cls, const struct GNUNET_SET_Element *element) { struct GNUNET_SET_Handle *set = cls; if (NULL == element) { GNUNET_assert (3 == iter_count); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Iteration finished, destroying set %p\n", set); GNUNET_SET_destroy (set); return GNUNET_YES; } iter_count++; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "iter: got element %u\n", iter_count); return GNUNET_YES; } static void test_iter () { struct GNUNET_SET_Element element; struct GNUNET_SET_Handle *iter_set; iter_set = GNUNET_SET_create (config, GNUNET_SET_OPERATION_UNION); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Testing iteration over 3 elements on set %p\n", iter_set); element.element_type = 0; element.data = "hello"; element.size = strlen(element.data); GNUNET_SET_add_element (iter_set, &element, NULL, NULL); element.data = "bar"; element.size = strlen(element.data); GNUNET_SET_add_element (iter_set, &element, NULL, NULL); element.data = "quux"; element.size = strlen(element.data); GNUNET_SET_add_element (iter_set, &element, NULL, NULL); GNUNET_SET_iterate (iter_set, &iter_cb, iter_set); } /** * Function run on timeout. * * @param cls closure */ static void timeout_fail (void *cls) { tt = NULL; GNUNET_log (GNUNET_ERROR_TYPE_MESSAGE, "Testcase failed with timeout\n"); GNUNET_SCHEDULER_shutdown (); ret = 1; } /** * Function run on shutdown. * * @param cls closure */ static void do_shutdown (void *cls) { if (NULL != tt) { GNUNET_SCHEDULER_cancel (tt); tt = NULL; } if (NULL != oh1) { GNUNET_SET_operation_cancel (oh1); oh1 = NULL; } if (NULL != oh2) { GNUNET_SET_operation_cancel (oh2); oh2 = NULL; } if (NULL != set1) { GNUNET_SET_destroy (set1); set1 = NULL; } if (NULL != set2) { GNUNET_SET_destroy (set2); set2 = NULL; } if (NULL != listen_handle) { GNUNET_SET_listen_cancel (listen_handle); listen_handle = NULL; } } /** * Signature of the 'main' function for a (single-peer) testcase that * is run using 'GNUNET_TESTING_peer_run'. * * @param cls closure * @param cfg configuration of the peer that was started * @param peer identity of the peer that was created */ static void run (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg, struct GNUNET_TESTING_Peer *peer) { struct GNUNET_SET_OperationHandle *my_oh; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Running preparatory tests\n"); tt = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5), &timeout_fail, NULL); GNUNET_SCHEDULER_add_shutdown (&do_shutdown, NULL); config = cfg; GNUNET_CRYPTO_get_peer_identity (cfg, &local_id); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "my id (from CRYPTO): %s\n", GNUNET_i2s (&local_id)); GNUNET_TESTING_peer_get_identity (peer, &local_id); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "my id (from TESTING): %s\n", GNUNET_i2s (&local_id)); test_iter (); set1 = GNUNET_SET_create (cfg, GNUNET_SET_OPERATION_UNION); set2 = GNUNET_SET_create (cfg, GNUNET_SET_OPERATION_UNION); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created sets %p and %p for union operation\n", set1, set2); GNUNET_CRYPTO_hash_create_random (GNUNET_CRYPTO_QUALITY_WEAK, &app_id); /* test if canceling an uncommited request works! */ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Launching and instantly stopping set operation\n"); my_oh = GNUNET_SET_prepare (&local_id, &app_id, NULL, GNUNET_SET_RESULT_ADDED, (struct GNUNET_SET_Option[]) { 0 }, NULL, NULL); GNUNET_SET_operation_cancel (my_oh); /* test the real set reconciliation */ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Running real set-reconciliation\n"); init_set1 (); } int main (int argc, char **argv) { GNUNET_log_setup ("test_set_api", "WARNING", NULL); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Launching peer\n"); if (0 != GNUNET_TESTING_peer_run ("test_set_api", "test_set.conf", &run, NULL)) { return 1; } return ret; }