From b8344df8991db22ea015c274ac2689a3a311c037 Mon Sep 17 00:00:00 2001 From: Christian Grothoff Date: Sat, 5 May 2018 23:16:33 +0200 Subject: fix profiler build, signature of callback changed --- src/dht/gnunet_dht_profiler.c | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) (limited to 'src/dht') diff --git a/src/dht/gnunet_dht_profiler.c b/src/dht/gnunet_dht_profiler.c index a8807bea8..48377911b 100644 --- a/src/dht/gnunet_dht_profiler.c +++ b/src/dht/gnunet_dht_profiler.c @@ -640,25 +640,18 @@ teardown_dht_connection (void *cls) * Queue up a delayed task for doing DHT GET * * @param cls the active context - * @param success #GNUNET_OK if the PUT was transmitted, - * #GNUNET_NO on timeout, - * #GNUNET_SYSERR on disconnect from service - * after the PUT message was transmitted - * (so we don't know if it was received or not) */ static void -put_cont (void *cls, int success) +put_cont (void *cls) { struct ActiveContext *ac = cls; struct Context *ctx = ac->ctx; ac->dht_put = NULL; - if (success) - n_puts_ok++; - else - n_puts_fail++; + n_puts_ok++; GNUNET_assert (NULL != ctx); - (void) GNUNET_SCHEDULER_add_now (&teardown_dht_connection, ctx); + (void) GNUNET_SCHEDULER_add_now (&teardown_dht_connection, + ctx); } @@ -691,7 +684,8 @@ delayed_put (void *cls) ac->put_data_size, ac->put_data, GNUNET_TIME_UNIT_FOREVER_ABS, /* expiration time */ - &put_cont, ac); /* continuation and its closure */ + &put_cont, + ac); /* continuation and its closure */ n_puts++; } -- cgit v1.2.3 From 04a5c505163a84f8a7097dc7b32cf8051c74c214 Mon Sep 17 00:00:00 2001 From: Christian Grothoff Date: Sat, 5 May 2018 23:17:03 +0200 Subject: fix simplify profiler logic, n_puts_failed no longer used --- src/dht/gnunet_dht_profiler.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) (limited to 'src/dht') diff --git a/src/dht/gnunet_dht_profiler.c b/src/dht/gnunet_dht_profiler.c index 48377911b..4a703399e 100644 --- a/src/dht/gnunet_dht_profiler.c +++ b/src/dht/gnunet_dht_profiler.c @@ -190,11 +190,6 @@ static unsigned int n_puts; */ static unsigned int n_puts_ok; -/** - * Number of DHT PUTs failed - */ -static unsigned int n_puts_fail; - /** * Number of DHT GETs made */ @@ -464,7 +459,6 @@ summarize () { INFO ("# PUTS made: %u\n", n_puts); INFO ("# PUTS succeeded: %u\n", n_puts_ok); - INFO ("# PUTS failed: %u\n", n_puts_fail); INFO ("# GETS made: %u\n", n_gets); INFO ("# GETS succeeded: %u\n", n_gets_ok); INFO ("# GETS failed: %u\n", n_gets_fail); @@ -785,7 +779,7 @@ dht_disconnect (void *cls, void *op_result) switch (mode) { case MODE_PUT: - if ((n_puts_ok + n_puts_fail) != n_active) + if (n_puts_ok != n_active) return; /* Start GETs if all PUTs have been made */ mode = MODE_GET; -- cgit v1.2.3 From 4c72bbbf38d25ac5a2301315f5028fceb2893b7e Mon Sep 17 00:00:00 2001 From: Christian Grothoff Date: Sun, 6 May 2018 20:58:58 +0200 Subject: fix dht profiler logic --- src/dht/gnunet_dht_profiler.c | 665 ++++++++++++++---------------------------- src/topology/friends.c | 3 +- 2 files changed, 229 insertions(+), 439 deletions(-) (limited to 'src/dht') diff --git a/src/dht/gnunet_dht_profiler.c b/src/dht/gnunet_dht_profiler.c index 4a703399e..12e99f65d 100644 --- a/src/dht/gnunet_dht_profiler.c +++ b/src/dht/gnunet_dht_profiler.c @@ -1,6 +1,6 @@ /* This file is part of GNUnet. - Copyright (C) 2014 GNUnet e.V. + Copyright (C) 2014, 2018 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 @@ -29,8 +29,8 @@ #include "gnunet_testbed_service.h" #include "gnunet_dht_service.h" -#define INFO(...) \ - GNUNET_log (GNUNET_ERROR_TYPE_INFO, __VA_ARGS__) +#define MESSAGE(...) \ + GNUNET_log (GNUNET_ERROR_TYPE_MESSAGE, __VA_ARGS__) #define DEBUG(...) \ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, __VA_ARGS__) @@ -38,7 +38,7 @@ /** * Number of peers which should perform a PUT out of 100 peers */ -#define PUT_PROBABILITY 50 +static unsigned int put_probability = 100; /** * Configuration @@ -121,7 +121,12 @@ struct ActiveContext /** * Delay task */ - struct GNUNET_SCHEDULER_Task * delay_task; + struct GNUNET_SCHEDULER_Task *delay_task; + + /** + * How many puts should we still issue? + */ + unsigned int put_count; /** * The size of the @e put_data @@ -183,12 +188,17 @@ static unsigned int n_dht; /** * Number of DHT PUTs made */ -static unsigned int n_puts; +static unsigned long long n_puts; + +/** + * Number of DHT PUTs to be made per peer. + */ +static unsigned int num_puts_per_peer = 1; /** * Number of DHT PUTs succeeded */ -static unsigned int n_puts_ok; +static unsigned long long n_puts_ok; /** * Number of DHT GETs made @@ -220,11 +230,6 @@ static unsigned int max_searches; */ static struct GNUNET_TESTBED_Operation *bandwidth_stats_op; -/** - * To get successor stats. - */ -static struct GNUNET_TESTBED_Operation *successor_stats_op; - /** * Testbed peer handles. */ @@ -260,42 +265,6 @@ static unsigned int total_put_path_length; */ static unsigned int total_get_path_length; -/** - * Hashmap to store pair of peer and its corresponding successor. - */ -static struct GNUNET_CONTAINER_MultiHashMap *successor_peer_hashmap; - -/** - * Key to start the lookup on successor_peer_hashmap. - */ -static struct GNUNET_HashCode *start_key; - -/** - * Flag used to get the start_key. - */ -static int flag = 0; - -/** - * Task to collect peer and its current successor statistics. - */ -static struct GNUNET_SCHEDULER_Task * successor_stats_task; - -/** - * Closure for successor_stats_task. - */ -struct Collect_Stat_Context -{ - /** - * Current Peer Context. - */ - struct Context *service_connect_ctx; - - /** - * Testbed operation acting on this peer - */ - struct GNUNET_TESTBED_Operation *op; -}; - /** * List of all the peers contexts. */ @@ -322,20 +291,6 @@ static enum */ static int in_shutdown = 0; -/** - * Total number of times to check if circle is formed or not. - */ -static unsigned int tries; - - -/** - * Task that collects successor statistics from all the peers. - * - * @param cls - */ -static void -collect_stats (void *cls); - /** * Connect to DHT services of active peers @@ -353,12 +308,11 @@ static void do_shutdown (void *cls) { struct ActiveContext *ac; - unsigned int cnt; in_shutdown = GNUNET_YES; if (NULL != a_ctx) { - for (cnt=0; cnt < num_peers; cnt++) + for (unsigned int cnt=0; cnt < num_peers; cnt++) { /* Cleanup active context if this peer is an active peer */ ac = a_ctx[cnt].ac; @@ -387,16 +341,6 @@ do_shutdown (void *cls) GNUNET_TESTBED_operation_done (bandwidth_stats_op); bandwidth_stats_op = NULL; } - if (NULL != successor_stats_op) - { - GNUNET_TESTBED_operation_done (successor_stats_op); - successor_stats_op = NULL; - } - if (NULL != successor_stats_task) - { - GNUNET_SCHEDULER_cancel (successor_stats_task); - successor_stats_task = NULL; - } GNUNET_free_non_null (a_ac); } @@ -415,10 +359,13 @@ bandwidth_stats_cont (void *cls, struct GNUNET_TESTBED_Operation *op, const char *emsg) { - INFO ("# Outgoing bandwidth: %llu\n", + MESSAGE ("# Outgoing bandwidth: %llu\n", (unsigned long long) outgoing_bandwidth); - INFO ("# Incoming bandwidth: %llu\n", + MESSAGE ("# Incoming bandwidth: %llu\n", (unsigned long long) incoming_bandwidth); + fprintf (stderr, + "Benchmark done. Collect data via gnunet-statisics, then press ENTER to exit.\n"); + getchar (); GNUNET_SCHEDULER_shutdown (); } @@ -442,39 +389,48 @@ bandwidth_stats_iterator (void *cls, uint64_t value, int is_persistent) { - static const char *s_sent = "# Bytes transmitted to other peers"; - static const char *s_recv = "# Bytes received from other peers"; - - if (0 == strncmp (s_sent, name, strlen (s_sent))) - outgoing_bandwidth = outgoing_bandwidth + value; - else if (0 == strncmp(s_recv, name, strlen (s_recv))) - incoming_bandwidth = incoming_bandwidth + value; + static const char *s_sent = "# Bytes transmitted to other peers"; + static const char *s_recv = "# Bytes received from other peers"; - return GNUNET_OK; + if (0 == strncmp (s_sent, name, strlen (s_sent))) + outgoing_bandwidth = outgoing_bandwidth + value; + else if (0 == strncmp(s_recv, name, strlen (s_recv))) + incoming_bandwidth = incoming_bandwidth + value; + return GNUNET_OK; } static void summarize () { - INFO ("# PUTS made: %u\n", n_puts); - INFO ("# PUTS succeeded: %u\n", n_puts_ok); - INFO ("# GETS made: %u\n", n_gets); - INFO ("# GETS succeeded: %u\n", n_gets_ok); - INFO ("# GETS failed: %u\n", n_gets_fail); - INFO ("# average_put_path_length: %f\n", average_put_path_length); - INFO ("# average_get_path_length: %f\n", average_get_path_length); + MESSAGE ("# PUTS started: %llu\n", + n_puts); + MESSAGE ("# PUTS succeeded: %llu\n", + n_puts_ok); + MESSAGE ("# GETS made: %u\n", + n_gets); + MESSAGE ("# GETS succeeded: %u\n", + n_gets_ok); + MESSAGE ("# GETS failed: %u\n", + n_gets_fail); + MESSAGE ("# average_put_path_length: %f\n", + average_put_path_length); + MESSAGE ("# average_get_path_length: %f\n", + average_get_path_length); if (NULL == testbed_handles) { - INFO ("No peers found\n"); + MESSAGE ("No peers found\n"); return; } /* Collect Stats*/ - bandwidth_stats_op = GNUNET_TESTBED_get_statistics (n_active, testbed_handles, - "dht", NULL, - bandwidth_stats_iterator, - bandwidth_stats_cont, NULL); + bandwidth_stats_op = GNUNET_TESTBED_get_statistics (n_active, + testbed_handles, + "dht", + NULL, + bandwidth_stats_iterator, + bandwidth_stats_cont, + NULL); } @@ -541,9 +497,12 @@ get_iter (void *cls, struct Context *ctx = ac->ctx; /* Check the keys of put and get match or not. */ - GNUNET_assert (0 == memcmp (key, &get_ac->hash, sizeof (struct GNUNET_HashCode))); + GNUNET_assert (0 == memcmp (key, + &get_ac->hash, + sizeof (struct GNUNET_HashCode))); /* we found the data we are looking for */ - DEBUG ("We found a GET request; %u remaining\n", n_gets - (n_gets_fail + n_gets_ok)); //FIXME: It always prints 1. + DEBUG ("We found a GET request; %u remaining\n", + n_gets - (n_gets_fail + n_gets_ok)); //FIXME: It always prints 1. n_gets_ok++; get_ac->nrefs--; GNUNET_DHT_get_stop (ac->dht_get); @@ -585,53 +544,48 @@ delayed_get (void *cls) get_ac = NULL; while (1) { - r = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, n_active); + r = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, + n_active); get_ac = &a_ac[r]; if (NULL != get_ac->put_data) break; } get_ac->nrefs++; ac->get_ac = get_ac; - DEBUG ("GET_REQUEST_START key %s \n", GNUNET_h2s((struct GNUNET_HashCode *)ac->put_data)); + DEBUG ("GET_REQUEST_START key %s \n", + GNUNET_h2s((struct GNUNET_HashCode *) ac->put_data)); ac->dht_get = GNUNET_DHT_get_start (ac->dht, GNUNET_BLOCK_TYPE_TEST, &get_ac->hash, 1, /* replication level */ GNUNET_DHT_RO_NONE, - NULL, 0, /* extended query and size */ - get_iter, ac); /* GET iterator and closure - */ + NULL, + 0, /* extended query and size */ + get_iter, + ac); /* GET iterator and closure */ n_gets++; /* schedule the timeout task for GET */ - ac->delay_task = GNUNET_SCHEDULER_add_delayed (timeout, &cancel_get, ac); + ac->delay_task = GNUNET_SCHEDULER_add_delayed (timeout, + &cancel_get, + ac); } /** - * Task to teardown the dht connection. We do it as a task because calling - * GNUNET_DHT_disconnect() from put_continutation_callback seems illegal (the - * put_continuation_callback() is getting called again synchronously). Also, - * only free the operation when we are not shutting down; the shutdown task will - * clear the operation during shutdown. + * Task to do DHT PUTs. If the "put_count" hits zero, + * we stop the TESTBED operation (connection to DHT) + * so that others PUTs have a chance. * - * @param cls the context + * @param cls the active context */ static void -teardown_dht_connection (void *cls) -{ - struct Context *ctx = cls; - struct GNUNET_TESTBED_Operation *op; - - GNUNET_assert (NULL != ctx); - GNUNET_assert (NULL != (op = ctx->op)); - ctx->op = NULL; - GNUNET_TESTBED_operation_done (op); -} +delayed_put (void *cls); /** - * Queue up a delayed task for doing DHT GET + * Conclude individual PUT operation, schedule the + * next one. * * @param cls the active context */ @@ -639,18 +593,18 @@ static void put_cont (void *cls) { struct ActiveContext *ac = cls; - struct Context *ctx = ac->ctx; ac->dht_put = NULL; n_puts_ok++; - GNUNET_assert (NULL != ctx); - (void) GNUNET_SCHEDULER_add_now (&teardown_dht_connection, - ctx); + ac->delay_task = GNUNET_SCHEDULER_add_now (&delayed_put, + ac); } /** - * Task to do DHT PUTs + * Task to do DHT PUTs. If the "put_count" hits zero, + * we stop the TESTBED operation (connection to DHT) + * so that others PUTs have a chance. * * @param cls the active context */ @@ -660,16 +614,33 @@ delayed_put (void *cls) struct ActiveContext *ac = cls; ac->delay_task = NULL; + if (0 == ac->put_count) + { + struct Context *ctx = ac->ctx; + struct GNUNET_TESTBED_Operation *op; + + GNUNET_assert (NULL != ctx); + op = ctx->op; + ctx->op = NULL; + GNUNET_TESTBED_operation_done (op); + return; + } + + /* Generate and DHT PUT some random data */ ac->put_data_size = 16; /* minimum */ ac->put_data_size += GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, (63*1024)); ac->put_data = GNUNET_malloc (ac->put_data_size); GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK, - ac->put_data, ac->put_data_size); - GNUNET_CRYPTO_hash (ac->put_data, ac->put_data_size, &ac->hash); + ac->put_data, + ac->put_data_size); + GNUNET_CRYPTO_hash (ac->put_data, + ac->put_data_size, + &ac->hash); DEBUG ("PUT_REQUEST_START key %s\n", - GNUNET_h2s((struct GNUNET_HashCode *)ac->put_data)); + GNUNET_h2s ((struct GNUNET_HashCode *)ac->put_data)); + ac->put_count--; ac->dht_put = GNUNET_DHT_put (ac->dht, &ac->hash, replication, @@ -708,7 +679,9 @@ dht_connected (void *cls, ac->dht = (struct GNUNET_DHT_Handle *) ca_result; if (NULL != emsg) { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Connection to DHT service failed: %s\n", emsg); + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Connection to DHT service failed: %s\n", + emsg); GNUNET_TESTBED_operation_done (ctx->op); /* Calls dht_disconnect() */ ctx->op = NULL; return; @@ -716,24 +689,31 @@ dht_connected (void *cls, switch (mode) { case MODE_PUT: - { - struct GNUNET_TIME_Relative peer_delay_put; - peer_delay_put.rel_value_us = - GNUNET_CRYPTO_random_u64 (GNUNET_CRYPTO_QUALITY_WEAK, - delay_put.rel_value_us); - ac->delay_task = GNUNET_SCHEDULER_add_delayed (peer_delay_put, &delayed_put, ac); - break; - } + { + struct GNUNET_TIME_Relative peer_delay_put; + + peer_delay_put.rel_value_us = + GNUNET_CRYPTO_random_u64 (GNUNET_CRYPTO_QUALITY_WEAK, + delay_put.rel_value_us); + ac->put_count = num_puts_per_peer; + ac->delay_task = GNUNET_SCHEDULER_add_delayed (peer_delay_put, + &delayed_put, + ac); + break; + } case MODE_GET: - { - struct GNUNET_TIME_Relative peer_delay_get; - peer_delay_get.rel_value_us = - delay_get.rel_value_us + - GNUNET_CRYPTO_random_u64 (GNUNET_CRYPTO_QUALITY_WEAK, - delay_get.rel_value_us); - ac->delay_task = GNUNET_SCHEDULER_add_delayed (peer_delay_get, &delayed_get, ac); - break; - } + { + struct GNUNET_TIME_Relative peer_delay_get; + + peer_delay_get.rel_value_us = + delay_get.rel_value_us + + GNUNET_CRYPTO_random_u64 (GNUNET_CRYPTO_QUALITY_WEAK, + delay_get.rel_value_us); + ac->delay_task = GNUNET_SCHEDULER_add_delayed (peer_delay_get, + &delayed_get, + ac); + break; + } } } @@ -748,10 +728,12 @@ dht_connected (void *cls, * @return service handle to return in 'op_result', NULL on error */ static void * -dht_connect (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg) +dht_connect (void *cls, + const struct GNUNET_CONFIGURATION_Handle *cfg) { n_dht++; - return GNUNET_DHT_connect (cfg, 10); + return GNUNET_DHT_connect (cfg, + 10); } @@ -763,7 +745,8 @@ dht_connect (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg) * @param op_result service handle returned from the connect adapter */ static void -dht_disconnect (void *cls, void *op_result) +dht_disconnect (void *cls, + void *op_result) { struct ActiveContext *ac = cls; @@ -779,11 +762,10 @@ dht_disconnect (void *cls, void *op_result) switch (mode) { case MODE_PUT: - if (n_puts_ok != n_active) + if (n_puts_ok != n_active * num_puts_per_peer) return; /* Start GETs if all PUTs have been made */ mode = MODE_GET; - //(void) GNUNET_SCHEDULER_add_now (&call_start_profiling, NULL); start_profiling (); return; case MODE_GET: @@ -793,6 +775,7 @@ dht_disconnect (void *cls, void *op_result) } } + /** * Connect to DHT services of active peers */ @@ -800,231 +783,24 @@ static void start_profiling() { struct Context *ctx; - unsigned int i; - DEBUG("GNUNET_TESTBED_service_connect \n"); + DEBUG ("GNUNET_TESTBED_service_connect\n"); GNUNET_break (GNUNET_YES != in_shutdown); - for(i = 0; i < n_active; i++) + for (unsigned int i = 0; i < n_active; i++) { struct ActiveContext *ac = &a_ac[i]; GNUNET_assert (NULL != (ctx = ac->ctx)); GNUNET_assert (NULL == ctx->op); - ctx->op = - GNUNET_TESTBED_service_connect (ctx, - ctx->peer, - "dht", - &dht_connected, ac, - &dht_connect, - &dht_disconnect, - ac); + ctx->op = GNUNET_TESTBED_service_connect (ctx, + ctx->peer, + "dht", + &dht_connected, ac, + &dht_connect, + &dht_disconnect, + ac); } } -/** - * Start collecting relevant statistics. If ENABLE_MALICIOUS set, first - * set the malicious peers. If not, then start with PUT operation on active - * peers. - */ -static void -start_func() -{ - start_profiling(); -} - - -/** - * Remove entry from successor peer hashmap. - * @param cls closure - * @param key current public key - * @param value value in the hash map - * @return #GNUNET_YES if we should continue to iterate, - * #GNUNET_NO if not. - */ -static int -hashmap_iterate_remove(void *cls, - const struct GNUNET_HashCode *key, - void *value) -{ - GNUNET_assert (GNUNET_YES == - GNUNET_CONTAINER_multihashmap_remove(successor_peer_hashmap, key, value)); - return GNUNET_YES; -} - - -/** - * Stats callback. Iterate over the hashmap and check if all th peers form - * a virtual ring topology. - * - * @param cls closure - * @param op the operation that has been finished - * @param emsg error message in case the operation has failed; will be NULL if - * operation has executed successfully. - */ -static void -successor_stats_cont (void *cls, - struct GNUNET_TESTBED_Operation *op, - const char *emsg) -{ - struct GNUNET_HashCode *val; - struct GNUNET_HashCode *start_val; - struct GNUNET_HashCode *key; - int count; - - /* Don't schedule the task till we are looking for circle here. */ - successor_stats_task = NULL; - GNUNET_TESTBED_operation_done (successor_stats_op); - successor_stats_op = NULL; - if (0 == max_searches) - { - start_func (); - return; - } - - GNUNET_assert (NULL != start_key); - start_val = GNUNET_CONTAINER_multihashmap_get (successor_peer_hashmap, - start_key); - GNUNET_assert (NULL != start_val); - val = start_val; - for (count = 0; count < num_peers; count++) - { - key = val; - val = GNUNET_CONTAINER_multihashmap_get (successor_peer_hashmap, - key); - if (NULL == val) - break; - /* Remove the entry from hashmap. This is done to take care of loop. */ - if (GNUNET_NO == - GNUNET_CONTAINER_multihashmap_remove (successor_peer_hashmap, - key, val)) - { - DEBUG ("Failed to remove entry from hashmap\n"); - break; - } - /* If a peer has its own identity as its successor. */ - if (0 == memcmp(key, val, sizeof (struct GNUNET_HashCode))) - break; - } - - GNUNET_assert (GNUNET_SYSERR != - GNUNET_CONTAINER_multihashmap_iterate (successor_peer_hashmap, - &hashmap_iterate_remove, - NULL)); - - successor_peer_hashmap = GNUNET_CONTAINER_multihashmap_create (num_peers, - GNUNET_NO); - if ((start_val == val) && (count == num_peers)) - { - DEBUG ("CIRCLE COMPLETED after %u tries", tries); - if(NULL == successor_stats_task) - { - start_func(); - } - return; - } - if (max_searches == ++tries) - { - GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, - "Maximum tries %u exceeded while checking successor TOTAL TRIES %u" - " circle formation. Exiting\n", - max_searches,tries); - start_func(); - return; - } - flag = 0; - successor_stats_task - = GNUNET_SCHEDULER_add_delayed (delay_stats, - &collect_stats, - cls); -} - - -/** - * Process successor statistic values. - * - * @param cls closure - * @param peer the peer the statistic belong to - * @param subsystem name of subsystem that created the statistic - * @param name the name of the datum - * @param value the current value - * @param is_persistent GNUNET_YES if the value is persistent, GNUNET_NO if not - * @return GNUNET_OK to continue, GNUNET_SYSERR to abort iteration - */ -static int -successor_stats_iterator (void *cls, - const struct GNUNET_TESTBED_Peer *peer, - const char *subsystem, - const char *name, - uint64_t value, - int is_persistent) -{ - static const char *key_string = "XDHT"; - if (0 == max_searches) - return GNUNET_OK; - - if (0 == strncmp (key_string, name, strlen (key_string))) - { - char *my_id_str; - char successor_str[13]; - char truncated_my_id_str[13]; - char truncated_successor_str[13]; - struct GNUNET_HashCode *my_id_key; - struct GNUNET_HashCode *succ_key; - - strtok((char *)name,":"); - my_id_str = strtok(NULL,":"); - - strncpy(truncated_my_id_str, my_id_str, 12); - truncated_my_id_str[12] = '\0'; - my_id_key = GNUNET_new(struct GNUNET_HashCode); - GNUNET_CRYPTO_hash (truncated_my_id_str, sizeof(truncated_my_id_str),my_id_key); - GNUNET_STRINGS_data_to_string(&value, sizeof(uint64_t), successor_str, 13); - strncpy(truncated_successor_str, successor_str, 12); - truncated_successor_str[12] ='\0'; - - succ_key = GNUNET_new(struct GNUNET_HashCode); - GNUNET_CRYPTO_hash (truncated_successor_str, sizeof(truncated_successor_str),succ_key); - - if (0 == flag) - { - GNUNET_assert(NULL != my_id_key); - start_key = my_id_key; - GNUNET_assert(NULL != start_key); - flag = 1; - } - GNUNET_CONTAINER_multihashmap_put (successor_peer_hashmap, - my_id_key, (void *)succ_key, - GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE); - } - - return GNUNET_OK; -} - - -/* - * Task that collects peer and its corresponding successors. - * - * @param cls Closure (NULL). - */ -static void -collect_stats (void *cls) -{ - successor_stats_task = NULL; - GNUNET_log (GNUNET_ERROR_TYPE_INFO, - "Start collecting statistics...\n"); - GNUNET_assert(NULL != testbed_handles); - - if (0 != max_searches) - successor_peer_hashmap - = GNUNET_CONTAINER_multihashmap_create (num_peers, - GNUNET_NO); - successor_stats_op - = GNUNET_TESTBED_get_statistics (num_peers, testbed_handles, - "dht", NULL, - successor_stats_iterator, - successor_stats_cont, cls); - GNUNET_assert (NULL != successor_stats_op); -} - /** * Callback called when DHT service on the peer is started @@ -1046,19 +822,11 @@ service_started (void *cls, GNUNET_TESTBED_operation_done (ctx->op); ctx->op = NULL; peers_started++; - DEBUG("Peers Started = %d; num_peers = %d \n", peers_started, num_peers); - if (NULL == successor_stats_task && peers_started == num_peers) - { - DEBUG("successor_stats_task \n"); - struct Collect_Stat_Context *collect_stat_cls = GNUNET_new(struct Collect_Stat_Context); - collect_stat_cls->service_connect_ctx = cls; - collect_stat_cls->op = op; - - successor_stats_task - = GNUNET_SCHEDULER_add_delayed (delay_stats, - &collect_stats, - collect_stat_cls); - } + DEBUG ("Peers Started = %d; num_peers = %d \n", + peers_started, + num_peers); + if (peers_started == num_peers) + start_profiling (); } @@ -1076,36 +844,40 @@ service_started (void *cls, static void test_run (void *cls, struct GNUNET_TESTBED_RunHandle *h, - unsigned int num_peers, struct GNUNET_TESTBED_Peer **peers, + unsigned int num_peers, + struct GNUNET_TESTBED_Peer **peers, unsigned int links_succeeded, unsigned int links_failed) { - unsigned int cnt; unsigned int ac_cnt; + testbed_handles = peers; if (NULL == peers) { /* exit */ GNUNET_assert (0); } - INFO ("%u peers started\n", num_peers); - a_ctx = GNUNET_malloc (sizeof (struct Context) * num_peers); - + MESSAGE ("%u peers started\n", + num_peers); + a_ctx = GNUNET_new_array (num_peers, + struct Context); /* select the peers which actively participate in profiling */ - n_active = num_peers * PUT_PROBABILITY / 100; + n_active = num_peers * put_probability / 100; if (0 == n_active) { GNUNET_SCHEDULER_shutdown (); GNUNET_free (a_ctx); + a_ctx = NULL; return; } - a_ac = GNUNET_malloc (n_active * sizeof (struct ActiveContext)); + a_ac = GNUNET_new_array (n_active, + struct ActiveContext); ac_cnt = 0; - for (cnt = 0; cnt < num_peers && ac_cnt < n_active; cnt++) + for (unsigned int cnt = 0; cnt < num_peers && ac_cnt < n_active; cnt++) { - if ((GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 100) >= - PUT_PROBABILITY)) + if (GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, + 100) >= put_probability) continue; a_ctx[cnt].ac = &a_ac[ac_cnt]; @@ -1113,10 +885,11 @@ test_run (void *cls, ac_cnt++; } n_active = ac_cnt; - INFO ("Active peers: %u\n", n_active); + MESSAGE ("Active peers: %u\n", + n_active); /* start DHT service on all peers */ - for (cnt = 0; cnt < num_peers; cnt++) + for (unsigned int cnt = 0; cnt < num_peers; cnt++) { a_ctx[cnt].peer = peers[cnt]; a_ctx[cnt].op = GNUNET_TESTBED_peer_manage_service (&a_ctx[cnt], @@ -1138,7 +911,9 @@ test_run (void *cls, * @param config configuration */ static void -run (void *cls, char *const *args, const char *cfgfile, +run (void *cls, + char *const *args, + const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *config) { uint64_t event_mask; @@ -1152,8 +927,14 @@ run (void *cls, char *const *args, const char *cfgfile, } cfg = GNUNET_CONFIGURATION_dup (config); event_mask = 0; - GNUNET_TESTBED_run (hosts_file, cfg, num_peers, event_mask, NULL, - NULL, &test_run, NULL); + GNUNET_TESTBED_run (hosts_file, + cfg, + num_peers, + event_mask, + NULL, + NULL, + &test_run, + NULL); GNUNET_SCHEDULER_add_shutdown (&do_shutdown, NULL); } @@ -1165,63 +946,68 @@ run (void *cls, char *const *args, const char *cfgfile, * @return 0 on success */ int -main (int argc, char *const *argv) +main (int argc, + char *const *argv) { int rc; - struct GNUNET_GETOPT_CommandLineOption options[] = { GNUNET_GETOPT_option_uint ('n', - "peers", - "COUNT", - gettext_noop ("number of peers to start"), - &num_peers), - + "peers", + "COUNT", + gettext_noop ("number of peers to start"), + &num_peers), + GNUNET_GETOPT_option_uint ('p', + "peer-put-count", + "COUNT", + gettext_noop ("number of PUTs to perform per peer"), + &num_puts_per_peer), GNUNET_GETOPT_option_uint ('s', - "searches", - "COUNT", - gettext_noop ("maximum number of times we try to search for successor circle formation (0 for R5N)"), - &max_searches), - + "searches", + "COUNT", + gettext_noop ("maximum number of times we try to search for successor circle formation (0 for R5N)"), + &max_searches), GNUNET_GETOPT_option_string ('H', "hosts", "FILENAME", gettext_noop ("name of the file with the login information for the testbed"), &hosts_file), - GNUNET_GETOPT_option_relative_time ('D', - "delay", - "DELAY", - gettext_noop ("delay between rounds for collecting statistics (default: 30 sec)"), - &delay_stats), - + "delay", + "DELAY", + gettext_noop ("delay between rounds for collecting statistics (default: 30 sec)"), + &delay_stats), GNUNET_GETOPT_option_relative_time ('P', - "PUT-delay", - "DELAY", - gettext_noop ("delay to start doing PUTs (default: 1 sec)"), - &delay_put), - + "PUT-delay", + "DELAY", + gettext_noop ("delay to start doing PUTs (default: 1 sec)"), + &delay_put), GNUNET_GETOPT_option_relative_time ('G', - "GET-delay", - "DELAY", - gettext_noop ("delay to start doing GETs (default: 5 min)"), - &delay_get), + "GET-delay", + "DELAY", + gettext_noop ("delay to start doing GETs (default: 5 min)"), + &delay_get), GNUNET_GETOPT_option_uint ('r', - "replication", - "DEGREE", - gettext_noop ("replication degree for DHT PUTs"), - &replication), - - + "replication", + "DEGREE", + gettext_noop ("replication degree for DHT PUTs"), + &replication), + GNUNET_GETOPT_option_uint ('R', + "random-chance", + "PROBABILITY", + gettext_noop ("chance that a peer is selected at random for PUTs"), + &put_probability), GNUNET_GETOPT_option_relative_time ('t', - "timeout", - "TIMEOUT", - gettext_noop ("timeout for DHT PUT and GET requests (default: 1 min)"), - &timeout), + "timeout", + "TIMEOUT", + gettext_noop ("timeout for DHT PUT and GET requests (default: 1 min)"), + &timeout), GNUNET_GETOPT_OPTION_END }; max_searches = 5; - if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv)) + if (GNUNET_OK != + GNUNET_STRINGS_get_utf8_args (argc, argv, + &argc, &argv)) return 2; /* set default delays */ delay_stats = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10); @@ -1231,10 +1017,13 @@ main (int argc, char *const *argv) replication = 1; /* default replication */ rc = 0; if (GNUNET_OK != - GNUNET_PROGRAM_run (argc, argv, "dht-profiler", - gettext_noop - ("Measure quality and performance of the DHT service."), - options, &run, NULL)) + GNUNET_PROGRAM_run (argc, + argv, + "gnunet-dht-profiler", + gettext_noop ("Measure quality and performance of the DHT service."), + options, + &run, + NULL)) rc = 1; return rc; } diff --git a/src/topology/friends.c b/src/topology/friends.c index cdfedbc81..a9a1f1498 100644 --- a/src/topology/friends.c +++ b/src/topology/friends.c @@ -55,7 +55,8 @@ GNUNET_FRIENDS_parse (const struct GNUNET_CONFIGURATION_Handle *cfg, &fn)) { GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, - "topology", "FRIENDS"); + "topology", + "FRIENDS"); return GNUNET_SYSERR; } if (GNUNET_SYSERR == -- cgit v1.2.3