/*
This file is part of GNUnet.
- (C) 2009, 2010, 2011, 2012, 2013 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2009, 2010, 2011, 2012, 2013 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
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.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
/**
* Message priority to use.
*/
-#define NSE_PRIORITY 5
+#define NSE_PRIORITY GNUNET_CORE_PRIO_CRITICAL_CONTROL
#if FREEBSD
#define log2(a) (log(a)/log(2))
static struct GNUNET_TIME_Relative proof_find_delay;
#if ENABLE_NSE_HISTOGRAM
+
+/**
+ * Handle to test if testbed logger service is running or not
+ */
+struct GNUNET_CLIENT_TestHandle *logger_test;
+
/**
* Handle for writing when we received messages to disk.
*/
static struct GNUNET_TESTBED_LOGGER_Handle *lh;
+
+/**
+ * Handle for writing message received timestamp information to disk.
+ */
+static struct GNUNET_BIO_WriteHandle *histogram;
+
#endif
/**
* Task scheduled to send message to this peer.
*/
- GNUNET_SCHEDULER_TaskIdentifier transmit_task;
+ struct GNUNET_SCHEDULER_Task * transmit_task;
/**
* Did we receive or send a message about the previous round
- * to this peer yet? GNUNET_YES if the previous round has
+ * to this peer yet? #GNUNET_YES if the previous round has
* been taken care of.
*/
int previous_round;
struct GNUNET_NSE_FloodMessage
{
/**
- * Type: GNUNET_MESSAGE_TYPE_NSE_P2P_FLOOD
+ * Type: #GNUNET_MESSAGE_TYPE_NSE_P2P_FLOOD
*/
struct GNUNET_MessageHeader header;
/**
* Signature (over range specified in purpose).
*/
- struct GNUNET_CRYPTO_EccSignature signature;
+ struct GNUNET_CRYPTO_EddsaSignature signature;
};
GNUNET_NETWORK_STRUCT_END
/**
* Task scheduled to update our flood message for the next round.
*/
-static GNUNET_SCHEDULER_TaskIdentifier flood_task;
+static struct GNUNET_SCHEDULER_Task * flood_task;
/**
* Task scheduled to compute our proof.
*/
-static GNUNET_SCHEDULER_TaskIdentifier proof_task;
+static struct GNUNET_SCHEDULER_Task * proof_task;
/**
* Notification context, simplifies client broadcasts.
/**
* The private key of this peer.
*/
-static struct GNUNET_CRYPTO_EccPrivateKey *my_private_key;
+static struct GNUNET_CRYPTO_EddsaPrivateKey *my_private_key;
/**
* The peer identity of this peer.
em->reserved = htonl (0);
em->timestamp = GNUNET_TIME_absolute_hton (GNUNET_TIME_absolute_get ());
double se = mean - 0.332747;
- nsize = log2 (GNUNET_CONTAINER_multipeermap_size (peers) + 1);
- em->size_estimate = GNUNET_hton_double (GNUNET_MAX (se, nsize));
+ j = GNUNET_CONTAINER_multipeermap_size (peers);
+ if (0 == j)
+ j = 1; /* Avoid log2(0); can only happen if CORE didn't report
+ connection to self yet */
+ nsize = log2 (j);
+ em->size_estimate = GNUNET_hton_double (GNUNET_MAX (se,
+ nsize));
em->std_deviation = GNUNET_hton_double (std_dev);
- GNUNET_STATISTICS_set (stats, "# nodes in the network (estimate)",
- (uint64_t) pow (2, mean - 1.0 / 3.0), GNUNET_NO);
+ GNUNET_STATISTICS_set (stats,
+ "# nodes in the network (estimate)",
+ (uint64_t) pow (2, GNUNET_MAX (se,
+ nsize)),
+ GNUNET_NO);
}
struct GNUNET_HashCode timestamp_hash;
struct GNUNET_HashCode pid_hash;
- GNUNET_CRYPTO_hash (×tamp.abs_value_us, sizeof (timestamp.abs_value_us),
+ GNUNET_CRYPTO_hash (×tamp.abs_value_us,
+ sizeof (timestamp.abs_value_us),
×tamp_hash);
- GNUNET_CRYPTO_hash (id, sizeof (struct GNUNET_PeerIdentity), &pid_hash);
- return GNUNET_CRYPTO_hash_matching_bits (×tamp_hash, &pid_hash);
+ GNUNET_CRYPTO_hash (id,
+ sizeof (struct GNUNET_PeerIdentity),
+ &pid_hash);
+ return GNUNET_CRYPTO_hash_matching_bits (×tamp_hash,
+ &pid_hash);
}
* Task that triggers a NSE P2P transmission.
*
* @param cls the `struct NSEPeerEntry *`
- * @param tc scheduler context
*/
static void
-transmit_task_cb (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc);
+transmit_task_cb (void *cls);
/**
idx = (idx + HISTORY_SIZE - 1) % HISTORY_SIZE;
peer_entry->previous_round = GNUNET_YES;
peer_entry->transmit_task =
- GNUNET_SCHEDULER_add_delayed (get_transmit_delay (0), &transmit_task_cb,
- peer_entry);
+ GNUNET_SCHEDULER_add_delayed (get_transmit_delay (0),
+ &transmit_task_cb,
+ peer_entry);
}
if ((0 == ntohl (size_estimate_messages[idx].hop_count)) &&
- (GNUNET_SCHEDULER_NO_TASK != proof_task))
+ (NULL != proof_task))
{
GNUNET_STATISTICS_update (stats,
"# flood messages not generated (no proof yet)",
return 0;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "In round s, sending to `%s' estimate with %u bits\n",
+ "In round %s, sending to `%s' estimate with %u bits\n",
GNUNET_STRINGS_absolute_time_to_string (GNUNET_TIME_absolute_ntoh (size_estimate_messages[idx].timestamp)),
GNUNET_i2s (&peer_entry->id),
(unsigned int) ntohl (size_estimate_messages[idx].matching_bits));
* Task that triggers a NSE P2P transmission.
*
* @param cls the `struct NSEPeerEntry *`
- * @param tc scheduler context
*/
static void
-transmit_task_cb (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+transmit_task_cb (void *cls)
{
struct NSEPeerEntry *peer_entry = cls;
- peer_entry->transmit_task = GNUNET_SCHEDULER_NO_TASK;
+ peer_entry->transmit_task = NULL;
GNUNET_assert (NULL == peer_entry->th);
peer_entry->th =
- GNUNET_CORE_notify_transmit_ready (core_api, GNUNET_NO, NSE_PRIORITY,
+ GNUNET_CORE_notify_transmit_ready (core_api, GNUNET_NO,
+ NSE_PRIORITY,
GNUNET_TIME_UNIT_FOREVER_REL,
&peer_entry->id,
sizeof (struct
fm->purpose.size =
htonl (sizeof (struct GNUNET_NSE_FloodMessage) -
sizeof (struct GNUNET_MessageHeader) - sizeof (uint32_t) -
- sizeof (struct GNUNET_CRYPTO_EccSignature));
+ sizeof (struct GNUNET_CRYPTO_EddsaSignature));
fm->matching_bits = htonl (matching_bits);
fm->timestamp = GNUNET_TIME_absolute_hton (ts);
fm->origin = my_identity;
fm->proof_of_work = my_proof;
if (nse_work_required > 0)
GNUNET_assert (GNUNET_OK ==
- GNUNET_CRYPTO_ecc_sign (my_private_key, &fm->purpose,
+ GNUNET_CRYPTO_eddsa_sign (my_private_key, &fm->purpose,
&fm->signature));
else
memset (&fm->signature, 0, sizeof (fm->signature));
peer_entry->previous_round = GNUNET_NO;
return GNUNET_OK;
}
- if (GNUNET_SCHEDULER_NO_TASK != peer_entry->transmit_task)
+ if (NULL != peer_entry->transmit_task)
{
GNUNET_SCHEDULER_cancel (peer_entry->transmit_task);
peer_entry->previous_round = GNUNET_NO;
delay =
get_transmit_delay ((peer_entry->previous_round == GNUNET_NO) ? -1 : 0);
peer_entry->transmit_task =
- GNUNET_SCHEDULER_add_delayed (delay, &transmit_task_cb, peer_entry);
+ GNUNET_SCHEDULER_add_delayed (delay,
+ &transmit_task_cb,
+ peer_entry);
return GNUNET_OK;
}
* Update our flood message to be sent (and our timestamps).
*
* @param cls unused
- * @param tc context for this message
*/
static void
-update_flood_message (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+update_flood_message (void *cls)
{
struct GNUNET_TIME_Relative offset;
unsigned int i;
- flood_task = GNUNET_SCHEDULER_NO_TASK;
- if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
- return;
+ flood_task = NULL;
offset = GNUNET_TIME_absolute_get_remaining (next_timestamp);
if (0 != offset.rel_value_us)
{
/* somehow run early, delay more */
flood_task =
- GNUNET_SCHEDULER_add_delayed (offset, &update_flood_message, NULL);
+ GNUNET_SCHEDULER_add_delayed (offset,
+ &update_flood_message, NULL);
return;
}
estimate_index = (estimate_index + 1) % HISTORY_SIZE;
for (i = 0; i < HISTORY_SIZE; i++)
hop_count_max =
GNUNET_MAX (ntohl (size_estimate_messages[i].hop_count), hop_count_max);
- GNUNET_CONTAINER_multipeermap_iterate (peers, &schedule_current_round, NULL);
+ GNUNET_CONTAINER_multipeermap_iterate (peers,
+ &schedule_current_round,
+ NULL);
flood_task =
GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_absolute_get_remaining
- (next_timestamp), &update_flood_message,
+ (next_timestamp),
+ &update_flood_message,
NULL);
}
unsigned int hash_count;
hash_count = 0;
- while ((0 == GNUNET_CRYPTO_hash_get_bit (hash, hash_count)))
+ while (0 == GNUNET_CRYPTO_hash_get_bit (hash, hash_count))
hash_count++;
return hash_count;
}
* @return #GNUNET_YES if valid, #GNUNET_NO if not
*/
static int
-check_proof_of_work (const struct GNUNET_CRYPTO_EccPublicSignKey *pkey,
+check_proof_of_work (const struct GNUNET_CRYPTO_EddsaPublicKey *pkey,
uint64_t val)
{
- char buf[sizeof (struct GNUNET_CRYPTO_EccPublicSignKey) +
+ char buf[sizeof (struct GNUNET_CRYPTO_EddsaPublicKey) +
sizeof (val)] GNUNET_ALIGN;
struct GNUNET_HashCode result;
memcpy (buf, &val, sizeof (val));
memcpy (&buf[sizeof (val)], pkey,
- sizeof (struct GNUNET_CRYPTO_EccPublicSignKey));
+ sizeof (struct GNUNET_CRYPTO_EddsaPublicKey));
pow_hash (buf, sizeof (buf), &result);
return (count_leading_zeroes (&result) >=
nse_work_required) ? GNUNET_YES : GNUNET_NO;
* Find our proof of work.
*
* @param cls closure (unused)
- * @param tc task context
*/
static void
-find_proof (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+find_proof (void *cls)
{
#define ROUND_SIZE 10
uint64_t counter;
- char buf[sizeof (struct GNUNET_CRYPTO_EccPublicSignKey) +
+ char buf[sizeof (struct GNUNET_CRYPTO_EddsaPublicKey) +
sizeof (uint64_t)] GNUNET_ALIGN;
struct GNUNET_HashCode result;
unsigned int i;
- proof_task = GNUNET_SCHEDULER_NO_TASK;
+ proof_task = NULL;
memcpy (&buf[sizeof (uint64_t)], &my_identity,
sizeof (struct GNUNET_PeerIdentity));
i = 0;
}
if (my_proof / (100 * ROUND_SIZE) < counter / (100 * ROUND_SIZE))
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Testing proofs currently at %llu\n",
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Testing proofs currently at %llu\n",
(unsigned long long) counter);
/* remember progress every 100 rounds */
my_proof = counter;
check_proof_of_work (&incoming_flood->origin.public_key,
incoming_flood->proof_of_work))
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Proof of work invalid: %llu!\n",
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Proof of work invalid: %llu!\n",
(unsigned long long)
GNUNET_ntohll (incoming_flood->proof_of_work));
GNUNET_break_op (0);
}
if ((nse_work_required > 0) &&
(GNUNET_OK !=
- GNUNET_CRYPTO_ecc_verify (GNUNET_SIGNATURE_PURPOSE_NSE_SEND,
+ GNUNET_CRYPTO_eddsa_verify (GNUNET_SIGNATURE_PURPOSE_NSE_SEND,
&incoming_flood->purpose,
&incoming_flood->signature,
&incoming_flood->origin.public_key)))
{
/* still stuck in previous round, no point to update, check that
* we are active here though... */
- if ( (GNUNET_SCHEDULER_NO_TASK == peer_entry->transmit_task) &&
+ if ( (NULL == peer_entry->transmit_task) &&
(NULL == peer_entry->th) )
{
GNUNET_break (0);
}
return GNUNET_OK;
}
- if (GNUNET_SCHEDULER_NO_TASK != peer_entry->transmit_task)
+ if (NULL != peer_entry->transmit_task)
{
GNUNET_SCHEDULER_cancel (peer_entry->transmit_task);
- peer_entry->transmit_task = GNUNET_SCHEDULER_NO_TASK;
+ peer_entry->transmit_task = NULL;
}
delay = get_transmit_delay (0);
peer_entry->transmit_task =
- GNUNET_SCHEDULER_add_delayed (delay, &transmit_task_cb, peer_entry);
+ GNUNET_SCHEDULER_add_delayed (delay,
+ &transmit_task_cb, peer_entry);
return GNUNET_OK;
}
uint64_t t;
t = GNUNET_TIME_absolute_get().abs_value_us;
- GNUNET_TESTBED_LOGGER_write (lh, &t, sizeof (uint64_t));
+ if (NULL != lh)
+ GNUNET_TESTBED_LOGGER_write (lh, &t, sizeof (uint64_t));
+ if (NULL != histogram)
+ GNUNET_BIO_write_int64 (histogram, t);
}
#endif
incoming_flood = (const struct GNUNET_NSE_FloodMessage *) message;
return GNUNET_OK; /* ignore, simply too early/late */
if (GNUNET_YES != verify_message_crypto (incoming_flood))
{
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Peer %s is likely ill-configured!\n",
+ GNUNET_i2s (peer));
GNUNET_break_op (0);
return GNUNET_OK;
}
}
/* got up-to-date information for current round, cancel transmission to
* this peer altogether */
- if (GNUNET_SCHEDULER_NO_TASK != peer_entry->transmit_task)
+ if (NULL != peer_entry->transmit_task)
{
GNUNET_SCHEDULER_cancel (peer_entry->transmit_task);
- peer_entry->transmit_task = GNUNET_SCHEDULER_NO_TASK;
+ peer_entry->transmit_task = NULL;
}
if (NULL != peer_entry->th)
{
/* push back our result now, that peer is spreading bad information... */
if (NULL == peer_entry->th)
{
- if (peer_entry->transmit_task != GNUNET_SCHEDULER_NO_TASK)
+ if (peer_entry->transmit_task != NULL)
GNUNET_SCHEDULER_cancel (peer_entry->transmit_task);
peer_entry->transmit_task =
GNUNET_SCHEDULER_add_now (&transmit_task_cb, peer_entry);
if (idx == estimate_index)
{
/* cancel any activity for current round */
- if (peer_entry->transmit_task != GNUNET_SCHEDULER_NO_TASK)
+ if (peer_entry->transmit_task != NULL)
{
GNUNET_SCHEDULER_cancel (peer_entry->transmit_task);
- peer_entry->transmit_task = GNUNET_SCHEDULER_NO_TASK;
+ peer_entry->transmit_task = NULL;
}
if (peer_entry->th != NULL)
{
}
-
/**
* Method called whenever a peer connects. Sets up the PeerEntry and
* schedules the initial size info transmission to this peer.
{
struct NSEPeerEntry *peer_entry;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%s' connected to us\n",
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Peer `%s' connected to us\n",
GNUNET_i2s (peer));
peer_entry = GNUNET_new (struct NSEPeerEntry);
peer_entry->id = *peer;
GNUNET_assert (GNUNET_OK ==
- GNUNET_CONTAINER_multipeermap_put (peers, peer,
+ GNUNET_CONTAINER_multipeermap_put (peers,
+ peer,
peer_entry,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
peer_entry->transmit_task =
- GNUNET_SCHEDULER_add_delayed (get_transmit_delay (-1), &transmit_task_cb,
+ GNUNET_SCHEDULER_add_delayed (get_transmit_delay (-1),
+ &transmit_task_cb,
peer_entry);
- GNUNET_STATISTICS_update (stats, "# peers connected", 1, GNUNET_NO);
+ GNUNET_STATISTICS_update (stats,
+ "# peers connected",
+ 1,
+ GNUNET_NO);
}
GNUNET_assert (GNUNET_YES ==
GNUNET_CONTAINER_multipeermap_remove (peers, peer,
pos));
- if (pos->transmit_task != GNUNET_SCHEDULER_NO_TASK) {
+ if (pos->transmit_task != NULL) {
GNUNET_SCHEDULER_cancel (pos->transmit_task);
- pos->transmit_task = GNUNET_SCHEDULER_NO_TASK;
+ pos->transmit_task = NULL;
}
if (NULL != pos->th)
{
* Task run during shutdown.
*
* @param cls unused
- * @param tc unused
*/
static void
-shutdown_task (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+shutdown_task (void *cls)
{
- if (GNUNET_SCHEDULER_NO_TASK != flood_task)
+ if (NULL != flood_task)
{
GNUNET_SCHEDULER_cancel (flood_task);
- flood_task = GNUNET_SCHEDULER_NO_TASK;
+ flood_task = NULL;
}
- if (GNUNET_SCHEDULER_NO_TASK != proof_task)
+ if (NULL != proof_task)
{
GNUNET_SCHEDULER_cancel (proof_task);
- proof_task = GNUNET_SCHEDULER_NO_TASK;
+ proof_task = NULL;
write_proof (); /* remember progress */
}
if (NULL != nc)
my_private_key = NULL;
}
#if ENABLE_NSE_HISTOGRAM
- struct GNUNET_TIME_Relative timeout;
- timeout = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30);
- GNUNET_TESTBED_LOGGER_flush (lh, timeout, &flush_comp_cb, NULL);
+ if (NULL != logger_test)
+ {
+ GNUNET_CLIENT_service_test_cancel (logger_test);
+ logger_test = NULL;
+ }
+ if (NULL != lh)
+ {
+ GNUNET_TESTBED_LOGGER_flush (lh,
+ &flush_comp_cb,
+ NULL);
+ }
+ if (NULL != histogram)
+ {
+ GNUNET_BIO_write_close (histogram);
+ histogram = NULL;
+ }
#endif
}
}
flood_task =
GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_absolute_get_remaining
- (next_timestamp), &update_flood_message,
+ (next_timestamp),
+ &update_flood_message,
NULL);
}
+#if ENABLE_NSE_HISTOGRAM
+/**
+ * Function called with the status of the testbed logger service
+ *
+ * @param cls NULL
+ * @param status GNUNET_YES if the service is running,
+ * GNUNET_NO if the service is not running
+ * GNUNET_SYSERR if the configuration is invalid
+ */
+static void
+status_cb (void *cls, int status)
+{
+ logger_test = NULL;
+ if (GNUNET_YES != status)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Testbed logger not running\n");
+ return;
+ }
+ if (NULL == (lh = GNUNET_TESTBED_LOGGER_connect (cfg)))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Cannot connect to the testbed logger. Exiting.\n");
+ GNUNET_SCHEDULER_shutdown ();
+ }
+}
+#endif
+
/**
* Handle network size estimate clients.
{NULL, 0, 0}
};
char *proof;
- struct GNUNET_CRYPTO_EccPrivateKey *pk;
+ struct GNUNET_CRYPTO_EddsaPrivateKey *pk;
cfg = c;
srv = server;
}
#if ENABLE_NSE_HISTOGRAM
- if (NULL == (lh = GNUNET_TESTBED_LOGGER_connect (cfg)))
{
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Cannot connect to the testbed logger. Exiting.\n");
- GNUNET_SCHEDULER_shutdown ();
- return;
+ char *histogram_dir;
+ char *histogram_fn;
+
+ if (GNUNET_OK ==
+ GNUNET_CONFIGURATION_get_value_filename (cfg, "NSE", "HISTOGRAM_DIR",
+ &histogram_dir))
+ {
+ GNUNET_assert (0 < GNUNET_asprintf (&histogram_fn, "%s/timestamps",
+ histogram_dir));
+ GNUNET_free (histogram_dir);
+ histogram = GNUNET_BIO_write_open (histogram_fn);
+ GNUNET_free (histogram_fn);
+ if (NULL == histogram)
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Unable to open histogram file\n");
+ }
+ logger_test =
+ GNUNET_CLIENT_service_test ("testbed-logger", cfg,
+ GNUNET_TIME_UNIT_SECONDS,
+ &status_cb, NULL);
+
}
#endif
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL, &shutdown_task,
- NULL);
- pk = GNUNET_CRYPTO_ecc_key_create_from_configuration (cfg);
+ GNUNET_SCHEDULER_add_shutdown (&shutdown_task,
+ NULL);
+ pk = GNUNET_CRYPTO_eddsa_key_create_from_configuration (cfg);
GNUNET_assert (NULL != pk);
my_private_key = pk;
- GNUNET_CRYPTO_ecc_key_get_public_for_signature (my_private_key,
+ GNUNET_CRYPTO_eddsa_key_get_public (my_private_key,
&my_identity.public_key);
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_filename (cfg, "NSE", "PROOFFILE", &proof))
{
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _
- ("NSE service is lacking key configuration settings. Exiting.\n"));
+ GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, "NSE", "PROOFFILE");
GNUNET_free (my_private_key);
my_private_key = NULL;
GNUNET_SCHEDULER_shutdown ();
}
-#ifdef LINUX
+#if defined(LINUX) && defined(__GLIBC__)
#include <malloc.h>
/**