123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534 |
- /*
- This file is part of GNUnet.
- (C) 2009 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 dht/test_dht_api.c
- * @brief base test case for dht api
- *
- * This test case tests DHT api to DUMMY DHT service communication.
- *
- */
- #include "platform.h"
- #include "gnunet_common.h"
- #include "gnunet_hello_lib.h"
- #include "gnunet_getopt_lib.h"
- #include "gnunet_os_lib.h"
- #include "gnunet_program_lib.h"
- #include "gnunet_scheduler_lib.h"
- #include "gnunet_dht_service.h"
- #include "gnunet_hello_lib.h"
- #define VERBOSE GNUNET_NO
- #define VERBOSE_ARM GNUNET_NO
- #define START_ARM GNUNET_YES
- /**
- * How long until we really give up on a particular testcase portion?
- */
- #define TOTAL_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 600)
- /**
- * How long until we give up on any particular operation (and retry)?
- */
- #define BASE_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 3)
- #define MTYPE 12345
- struct RetryContext
- {
- /**
- * When to really abort the operation.
- */
- struct GNUNET_TIME_Absolute real_timeout;
- /**
- * What timeout to set for the current attempt (increases)
- */
- struct GNUNET_TIME_Relative next_timeout;
- /**
- * The context of the peer we are dealing with.
- */
- struct PeerContext *peer_ctx;
- /**
- * The task identifier of the retry task, so it can be cancelled.
- */
- GNUNET_SCHEDULER_TaskIdentifier retry_task;
- };
- struct PeerContext
- {
- struct GNUNET_CONFIGURATION_Handle *cfg;
- struct GNUNET_DHT_Handle *dht_handle;
- struct GNUNET_PeerIdentity id;
- struct GNUNET_DHT_GetHandle *get_handle;
- struct GNUNET_DHT_FindPeerHandle *find_peer_handle;
- #if START_ARM
- struct GNUNET_OS_Process *arm_proc;
- #endif
- };
- static struct PeerContext p1;
- struct RetryContext retry_context;
- static int ok;
- GNUNET_SCHEDULER_TaskIdentifier die_task;
- #if VERBOSE
- #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
- #else
- #define OKPP do { ok++; } while (0)
- #endif
- static void
- end (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
- {
- GNUNET_SCHEDULER_cancel (die_task);
- die_task = GNUNET_SCHEDULER_NO_TASK;
- GNUNET_DHT_disconnect (p1.dht_handle);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "DHT disconnected, returning success!\n");
- ok = 0;
- }
- static void
- stop_arm (struct PeerContext *p)
- {
- #if START_ARM
- if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
- GNUNET_OS_process_wait (p->arm_proc);
- GNUNET_OS_process_close (p->arm_proc);
- p->arm_proc = NULL;
- #endif
- GNUNET_CONFIGURATION_destroy (p->cfg);
- }
- static void
- end_badly ()
- {
- /* do work here */
- #if VERBOSE
- fprintf (stderr, "Ending on an unhappy note.\n");
- #endif
- if ((retry_context.peer_ctx != NULL) &&
- (retry_context.peer_ctx->find_peer_handle != NULL))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping find peer request!\n");
- GNUNET_DHT_find_peer_stop (retry_context.peer_ctx->find_peer_handle);
- }
- if ((retry_context.peer_ctx != NULL) &&
- (retry_context.peer_ctx->get_handle != NULL))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping get request!\n");
- GNUNET_DHT_get_stop (retry_context.peer_ctx->get_handle);
- }
- if (retry_context.retry_task != GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel (retry_context.retry_task);
- GNUNET_DHT_disconnect (p1.dht_handle);
- ok = 1;
- }
- /**
- * Signature of the main function of a task.
- *
- * @param cls closure
- * @param tc context information (why was this task triggered now)
- */
- void
- test_find_peer_stop (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
- {
- struct PeerContext *peer = cls;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Called test_find_peer_stop!\n");
- if ((tc->reason & GNUNET_SCHEDULER_REASON_TIMEOUT) != 0)
- {
- GNUNET_break (0);
- GNUNET_SCHEDULER_cancel (die_task);
- GNUNET_SCHEDULER_add_now (&end_badly, NULL);
- return;
- }
- GNUNET_assert (peer->dht_handle != NULL);
- GNUNET_DHT_find_peer_stop (peer->find_peer_handle);
- peer->find_peer_handle = NULL;
- #if HAVE_MALICIOUS
- GNUNET_DHT_set_malicious_getter (peer->dht_handle, GNUNET_TIME_UNIT_SECONDS,
- NULL, NULL);
- GNUNET_DHT_set_malicious_putter (peer->dht_handle, GNUNET_TIME_UNIT_SECONDS,
- NULL, NULL);
- GNUNET_DHT_set_malicious_dropper (peer->dht_handle, NULL, NULL);
- #endif
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 1), &end, &p1);
- }
- /**
- * Iterator called on each result obtained from a find peer
- * operation
- *
- * @param cls closure (NULL)
- * @param peer the peer we learned about
- * @param reply response
- */
- void
- test_find_peer_processor (void *cls, const struct GNUNET_HELLO_Message *hello)
- {
- struct RetryContext *retry_ctx = cls;
- struct GNUNET_PeerIdentity peer;
- if (GNUNET_OK == GNUNET_HELLO_get_id (hello, &peer))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "test_find_peer_processor called (peer `%s'), stopping find peer request!\n",
- GNUNET_i2s (&peer));
- if (retry_ctx->retry_task != GNUNET_SCHEDULER_NO_TASK)
- {
- GNUNET_SCHEDULER_cancel (retry_ctx->retry_task);
- retry_ctx->retry_task = GNUNET_SCHEDULER_NO_TASK;
- }
- GNUNET_SCHEDULER_add_continuation (&test_find_peer_stop, &p1,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
- }
- else
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "received find peer request, but hello_get_id failed!\n");
- }
- }
- /**
- * Retry the find_peer task on timeout. (Forward declaration)
- *
- * @param cls closure
- * @param tc context information (why was this task triggered now?)
- */
- void
- retry_find_peer_stop (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
- /**
- * Retry the find_peer task on timeout.
- *
- * @param cls closure
- * @param tc context information (why was this task triggered now)
- */
- void
- retry_find_peer (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
- {
- struct RetryContext *retry_ctx = cls;
- GNUNET_HashCode hash;
- memset (&hash, 42, sizeof (GNUNET_HashCode));
- if (GNUNET_TIME_absolute_get_remaining (retry_ctx->real_timeout).rel_value >
- 0)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "test_find_peer timed out, retrying!\n");
- retry_ctx->next_timeout =
- GNUNET_TIME_relative_multiply (retry_ctx->next_timeout, 2);
- retry_ctx->peer_ctx->find_peer_handle =
- GNUNET_DHT_find_peer_start (retry_ctx->peer_ctx->dht_handle,
- retry_ctx->next_timeout, &hash,
- GNUNET_DHT_RO_NONE,
- &test_find_peer_processor, retry_ctx);
- }
- else
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "test_find_peer timed out for good, failing!\n");
- retry_ctx->peer_ctx->find_peer_handle = NULL;
- }
- if (retry_ctx->peer_ctx->find_peer_handle == NULL)
- {
- GNUNET_break (0);
- GNUNET_SCHEDULER_cancel (die_task);
- GNUNET_SCHEDULER_add_now (&end_badly, &p1);
- return;
- }
- retry_ctx->retry_task =
- GNUNET_SCHEDULER_add_delayed (retry_ctx->next_timeout,
- &retry_find_peer_stop, retry_ctx);
- }
- /**
- * Retry the find_peer task on timeout.
- *
- * @param cls closure
- * @param tc context information (why was this task triggered now?)
- */
- void
- retry_find_peer_stop (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
- {
- struct RetryContext *retry_ctx = cls;
- GNUNET_HashCode hash;
- memset (&hash, 42, sizeof (GNUNET_HashCode));
- if (retry_ctx->peer_ctx->find_peer_handle != NULL)
- {
- GNUNET_DHT_find_peer_stop (retry_ctx->peer_ctx->find_peer_handle);
- retry_ctx->peer_ctx->find_peer_handle = NULL;
- }
- GNUNET_SCHEDULER_add_now (&retry_find_peer, retry_ctx);
- }
- /**
- * Entry point for test of find_peer functionality.
- *
- * @param cls closure
- * @param tc context information (why was this task triggered now)
- */
- void
- test_find_peer (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
- {
- struct PeerContext *peer = cls;
- GNUNET_HashCode hash;
- memset (&hash, 42, sizeof (GNUNET_HashCode));
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Called test_find_peer!\n");
- GNUNET_assert (peer->dht_handle != NULL);
- retry_context.real_timeout = GNUNET_TIME_relative_to_absolute (TOTAL_TIMEOUT);
- retry_context.next_timeout = BASE_TIMEOUT;
- retry_context.peer_ctx = peer;
- peer->find_peer_handle =
- GNUNET_DHT_find_peer_start (peer->dht_handle, retry_context.next_timeout,
- &hash, GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE,
- &test_find_peer_processor, &retry_context);
- if (peer->find_peer_handle == NULL)
- {
- GNUNET_break (0);
- GNUNET_SCHEDULER_cancel (die_task);
- GNUNET_SCHEDULER_add_now (&end_badly, &p1);
- return;
- }
- retry_context.retry_task =
- GNUNET_SCHEDULER_add_delayed (retry_context.next_timeout,
- &retry_find_peer_stop, &retry_context);
- }
- /**
- * Signature of the main function of a task.
- *
- * @param cls closure
- * @param tc context information (why was this task triggered now)
- */
- void
- test_get_stop (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
- {
- struct PeerContext *peer = cls;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Called test_get_stop!\n");
- if ((tc->reason & GNUNET_SCHEDULER_REASON_TIMEOUT) != 0)
- {
- GNUNET_break (0);
- GNUNET_SCHEDULER_cancel (die_task);
- GNUNET_SCHEDULER_add_now (&end_badly, NULL);
- return;
- }
- GNUNET_assert (peer->dht_handle != NULL);
- GNUNET_DHT_get_stop (peer->get_handle);
- peer->get_handle = NULL;
- GNUNET_SCHEDULER_add_now (&test_find_peer, &p1);
- }
- void
- test_get_iterator (void *cls, struct GNUNET_TIME_Absolute exp,
- const GNUNET_HashCode * key,
- const struct GNUNET_PeerIdentity *const *get_path,
- const struct GNUNET_PeerIdentity *const *put_path,
- enum GNUNET_BLOCK_Type type, size_t size, const void *data)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "test_get_iterator called (we got a result), stopping get request!\n");
- GNUNET_SCHEDULER_add_continuation (&test_get_stop, &p1,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
- }
- /**
- * Signature of the main function of a task.
- *
- * @param cls closure
- * @param tc context information (why was this task triggered now)
- */
- void
- test_get (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
- {
- struct PeerContext *peer = cls;
- GNUNET_HashCode hash;
- memset (&hash, 42, sizeof (GNUNET_HashCode));
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Called test_get!\n");
- GNUNET_assert (peer->dht_handle != NULL);
- retry_context.real_timeout = GNUNET_TIME_relative_to_absolute (TOTAL_TIMEOUT);
- retry_context.next_timeout = BASE_TIMEOUT;
- peer->get_handle =
- GNUNET_DHT_get_start (peer->dht_handle, TOTAL_TIMEOUT,
- GNUNET_BLOCK_TYPE_TEST, &hash,
- DEFAULT_GET_REPLICATION, GNUNET_DHT_RO_NONE, NULL,
- 0, NULL, 0, &test_get_iterator, NULL);
- if (peer->get_handle == NULL)
- {
- GNUNET_break (0);
- GNUNET_SCHEDULER_cancel (die_task);
- GNUNET_SCHEDULER_add_now (&end_badly, &p1);
- return;
- }
- retry_context.peer_ctx = peer;
- }
- /**
- * Signature of the main function of a task.
- *
- * @param cls closure
- * @param tc context information (why was this task triggered now)
- */
- void
- test_put (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
- {
- struct PeerContext *peer = cls;
- GNUNET_HashCode hash;
- char *data;
- size_t data_size = 42;
- memset (&hash, 42, sizeof (GNUNET_HashCode));
- data = GNUNET_malloc (data_size);
- memset (data, 43, data_size);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Called test_put!\n");
- peer->dht_handle = GNUNET_DHT_connect (peer->cfg, 100);
- GNUNET_assert (peer->dht_handle != NULL);
- GNUNET_DHT_put (peer->dht_handle, &hash, DEFAULT_PUT_REPLICATION,
- GNUNET_DHT_RO_NONE, GNUNET_BLOCK_TYPE_TEST, data_size, data,
- GNUNET_TIME_relative_to_absolute (TOTAL_TIMEOUT),
- TOTAL_TIMEOUT, &test_get, &p1);
- GNUNET_free (data);
- }
- static void
- setup_peer (struct PeerContext *p, const char *cfgname)
- {
- p->cfg = GNUNET_CONFIGURATION_create ();
- #if START_ARM
- p->arm_proc =
- GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
- "gnunet-service-arm",
- #if VERBOSE_ARM
- "-L", "DEBUG",
- #endif
- "-c", cfgname, NULL);
- #endif
- GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
- }
- static void
- run (void *cls, char *const *args, const char *cfgfile,
- const struct GNUNET_CONFIGURATION_Handle *cfg)
- {
- GNUNET_assert (ok == 1);
- OKPP;
- die_task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_MINUTES, 1), &end_badly,
- NULL);
- setup_peer (&p1, "test_dht_api_peer1.conf");
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 1), &test_put, &p1);
- }
- static int
- check ()
- {
- char *const argv[] = { "test-dht-api",
- "-c",
- "test_dht_api_data.conf",
- #if VERBOSE
- "-L", "DEBUG",
- #endif
- NULL
- };
- struct GNUNET_GETOPT_CommandLineOption options[] = {
- GNUNET_GETOPT_OPTION_END
- };
- ok = 1;
- GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
- "test-dht-api", "nohelp", options, &run, &ok);
- stop_arm (&p1);
- return ok;
- }
- int
- main (int argc, char *argv[])
- {
- int ret;
- GNUNET_log_setup ("test-dht-api",
- #if VERBOSE
- "DEBUG",
- #else
- "WARNING",
- #endif
- NULL);
- ret = check ();
- GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-dht-peer-1");
- return ret;
- }
- /* end of test_dht_api.c */
|