static void
timer (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
static int percentage;
timer_task = GNUNET_SCHEDULER_NO_TASK;
if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
return;
percentage += 10;
time_running =
GNUNET_TIME_relative_add (time_running,
GNUNET_TIME_relative_divide (WAIT, 10));
if (time_running.rel_value ==
GNUNET_TIME_relative_max (time_running, WAIT).rel_value)
{
FPRINTF (stderr, "%s", "100%%\n");
shutdown_flag = GNUNET_YES;
GNUNET_SCHEDULER_add_now (&end, NULL);
}
else
{
FPRINTF (stderr, "%u%%..", percentage);
timer_task =
GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_divide (WAIT, 10),
&timer, NULL);
}
}
/**
* Function called for all addresses and peers to find the minimum and
* maximum (averaged) values for a given quality property. Given
* those, we can then calculate the normalized score.
*
* @param cls the `struct PropertyRange`
* @param h which peer are we looking at (ignored)
* @param k the address for that peer
* @return #GNUNET_OK (continue to iterate)
*/
static int
find_min_max_it (void *cls,
const struct GNUNET_PeerIdentity *h,
void *k)
{
struct PropertyRange *pr = cls;
const struct ATS_Address *a = k;
pr->max.utilization_out = GNUNET_MAX (pr->max.utilization_out,
a->properties.utilization_out);
pr->max.utilization_in = GNUNET_MAX (pr->max.utilization_in,
a->properties.utilization_in);
pr->max.distance = GNUNET_MAX (pr->max.distance,
a->properties.distance);
pr->max.delay = GNUNET_TIME_relative_max (pr->max.delay,
a->properties.delay);
pr->min.utilization_out = GNUNET_MIN (pr->min.utilization_out,
a->properties.utilization_out);
pr->min.utilization_in = GNUNET_MIN (pr->min.utilization_in,
a->properties.utilization_in);
pr->min.distance = GNUNET_MIN (pr->min.distance,
a->properties.distance);
pr->min.delay = GNUNET_TIME_relative_min (pr->min.delay,
a->properties.delay);
return GNUNET_OK;
}
/**
* Disconnect from the service (communication error) and reconnect later.
*
* @param vh handle to reconnect.
*/
static void
reconnect (struct GNUNET_VPN_Handle *vh)
{
struct GNUNET_VPN_RedirectionRequest *rr;
if (NULL != vh->th)
{
GNUNET_CLIENT_notify_transmit_ready_cancel (vh->th);
vh->th = NULL;
}
GNUNET_CLIENT_disconnect (vh->client);
vh->client = NULL;
vh->request_id_gen = 0;
for (rr = vh->rr_head; NULL != rr; rr = rr->next)
rr->request_id = 0;
vh->backoff = GNUNET_TIME_relative_max (GNUNET_TIME_UNIT_MILLISECONDS,
GNUNET_TIME_relative_min (GNUNET_TIME_relative_multiply (vh->backoff, 2),
GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)));
vh->rt = GNUNET_SCHEDULER_add_delayed (vh->backoff,
&connect_task,
vh);
}
/**
* Try to connect to the specified peer.
*
* @param pos peer to connect to
*/
static void
attempt_connect (struct Peer *pos)
{
struct GNUNET_TIME_Relative rem;
if ((connection_count >= target_connection_count) &&
(friend_count >= minimum_friend_count))
return;
if (GNUNET_YES == pos->is_connected)
return;
if (GNUNET_OK != is_connection_allowed (pos))
return;
if (GNUNET_TIME_absolute_get_remaining (pos->greylisted_until).rel_value > 0)
return;
if (GNUNET_YES == pos->is_friend)
rem = GREYLIST_AFTER_ATTEMPT_FRIEND;
else
rem = GREYLIST_AFTER_ATTEMPT;
rem = GNUNET_TIME_relative_multiply (rem, connection_count);
rem = GNUNET_TIME_relative_divide (rem, target_connection_count);
if (pos->connect_attempts > 30)
pos->connect_attempts = 30;
rem = GNUNET_TIME_relative_multiply (rem, 1 << (++pos->connect_attempts));
rem = GNUNET_TIME_relative_max (rem, GREYLIST_AFTER_ATTEMPT_MIN);
rem = GNUNET_TIME_relative_min (rem, GREYLIST_AFTER_ATTEMPT_MAX);
pos->greylisted_until = GNUNET_TIME_relative_to_absolute (rem);
if (pos->greylist_clean_task != GNUNET_SCHEDULER_NO_TASK)
GNUNET_SCHEDULER_cancel (pos->greylist_clean_task);
pos->greylist_clean_task =
GNUNET_SCHEDULER_add_delayed (rem, &remove_from_greylist, pos);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Asking to connect to `%s'\n",
GNUNET_i2s (&pos->pid));
GNUNET_STATISTICS_update (stats,
gettext_noop
("# connect requests issued to transport"), 1,
GNUNET_NO);
GNUNET_TRANSPORT_try_connect (transport, &pos->pid, NULL, NULL); /*FIXME TRY_CONNECT change */
}
int
main (int argc, char *argv[])
{
struct GNUNET_TIME_Absolute now;
struct GNUNET_TIME_AbsoluteNBO nown;
struct GNUNET_TIME_Absolute future;
struct GNUNET_TIME_Absolute past;
struct GNUNET_TIME_Absolute last;
struct GNUNET_TIME_Absolute forever;
struct GNUNET_TIME_Absolute zero;
struct GNUNET_TIME_Relative rel;
struct GNUNET_TIME_Relative relForever;
struct GNUNET_TIME_Relative relUnit;
struct GNUNET_TIME_RelativeNBO reln;
unsigned int i;
GNUNET_log_setup ("test-time", "WARNING", NULL);
forever = GNUNET_TIME_UNIT_FOREVER_ABS;
relForever = GNUNET_TIME_UNIT_FOREVER_REL;
relUnit = GNUNET_TIME_UNIT_MILLISECONDS;
zero.abs_value_us = 0;
last = now = GNUNET_TIME_absolute_get ();
while (now.abs_value_us == last.abs_value_us)
now = GNUNET_TIME_absolute_get ();
GNUNET_assert (now.abs_value_us > last.abs_value_us);
/* test overflow checking in multiply */
rel = GNUNET_TIME_UNIT_MILLISECONDS;
GNUNET_log_skip (1, GNUNET_NO);
for (i = 0; i < 55; i++)
rel = GNUNET_TIME_relative_multiply (rel, 2);
GNUNET_log_skip (0, GNUNET_NO);
GNUNET_assert (rel.rel_value_us == GNUNET_TIME_UNIT_FOREVER_REL.rel_value_us);
/*check zero */
rel.rel_value_us = (UINT64_MAX) - 1024;
GNUNET_assert (GNUNET_TIME_UNIT_ZERO.rel_value_us ==
GNUNET_TIME_relative_multiply (rel, 0).rel_value_us);
/* test infinity-check for relative to absolute */
GNUNET_log_skip (1, GNUNET_NO);
last = GNUNET_TIME_relative_to_absolute (rel);
GNUNET_assert (last.abs_value_us == GNUNET_TIME_UNIT_FOREVER_ABS.abs_value_us);
GNUNET_log_skip (0, GNUNET_YES);
/* check relative to absolute */
rel.rel_value_us = 1000000;
GNUNET_assert (GNUNET_TIME_absolute_get ().abs_value_us <
GNUNET_TIME_relative_to_absolute (rel).abs_value_us);
/*check forever */
rel.rel_value_us = UINT64_MAX;
GNUNET_assert (GNUNET_TIME_UNIT_FOREVER_ABS.abs_value_us ==
GNUNET_TIME_relative_to_absolute (rel).abs_value_us);
/* check overflow for r2a */
rel.rel_value_us = (UINT64_MAX) - 1024;
GNUNET_log_skip (1, GNUNET_NO);
last = GNUNET_TIME_relative_to_absolute (rel);
GNUNET_log_skip (0, GNUNET_NO);
GNUNET_assert (last.abs_value_us == GNUNET_TIME_UNIT_FOREVER_ABS.abs_value_us);
/* check overflow for relative add */
GNUNET_log_skip (1, GNUNET_NO);
rel = GNUNET_TIME_relative_add (rel, rel);
GNUNET_log_skip (0, GNUNET_NO);
GNUNET_assert (rel.rel_value_us == GNUNET_TIME_UNIT_FOREVER_REL.rel_value_us);
GNUNET_log_skip (1, GNUNET_NO);
rel = GNUNET_TIME_relative_add (relForever, relForever);
GNUNET_log_skip (0, GNUNET_NO);
GNUNET_assert (rel.rel_value_us == relForever.rel_value_us);
GNUNET_log_skip (1, GNUNET_NO);
rel = GNUNET_TIME_relative_add (relUnit, relUnit);
GNUNET_assert (rel.rel_value_us == 2 * relUnit.rel_value_us);
/* check relation check in get_duration */
future.abs_value_us = now.abs_value_us + 1000000;
GNUNET_assert (GNUNET_TIME_absolute_get_difference (now, future).rel_value_us ==
1000000);
GNUNET_assert (GNUNET_TIME_absolute_get_difference (future, now).rel_value_us ==
0);
GNUNET_assert (GNUNET_TIME_absolute_get_difference (zero, forever).rel_value_us
== forever.abs_value_us);
past.abs_value_us = now.abs_value_us - 1000000;
rel = GNUNET_TIME_absolute_get_duration (future);
GNUNET_assert (rel.rel_value_us == 0);
rel = GNUNET_TIME_absolute_get_duration (past);
GNUNET_assert (rel.rel_value_us >= 1000000);
/* check get remaining */
rel = GNUNET_TIME_absolute_get_remaining (now);
GNUNET_assert (rel.rel_value_us == 0);
rel = GNUNET_TIME_absolute_get_remaining (past);
GNUNET_assert (rel.rel_value_us == 0);
rel = GNUNET_TIME_absolute_get_remaining (future);
GNUNET_assert (rel.rel_value_us > 0);
GNUNET_assert (rel.rel_value_us <= 1000000);
forever = GNUNET_TIME_UNIT_FOREVER_ABS;
GNUNET_assert (GNUNET_TIME_UNIT_FOREVER_REL.rel_value_us ==
GNUNET_TIME_absolute_get_remaining (forever).rel_value_us);
/* check endianess */
reln = GNUNET_TIME_relative_hton (rel);
GNUNET_assert (rel.rel_value_us == GNUNET_TIME_relative_ntoh (reln).rel_value_us);
nown = GNUNET_TIME_absolute_hton (now);
GNUNET_assert (now.abs_value_us == GNUNET_TIME_absolute_ntoh (nown).abs_value_us);
/* check absolute addition */
future = GNUNET_TIME_absolute_add (now, GNUNET_TIME_UNIT_SECONDS);
GNUNET_assert (future.abs_value_us == now.abs_value_us + 1000 * 1000LL);
future = GNUNET_TIME_absolute_add (forever, GNUNET_TIME_UNIT_ZERO);
GNUNET_assert (future.abs_value_us == forever.abs_value_us);
rel.rel_value_us = (UINT64_MAX) - 1024;
now.abs_value_us = rel.rel_value_us;
future = GNUNET_TIME_absolute_add (now, rel);
GNUNET_assert (future.abs_value_us == forever.abs_value_us);
/* check zero */
future = GNUNET_TIME_absolute_add (now, GNUNET_TIME_UNIT_ZERO);
GNUNET_assert (future.abs_value_us == now.abs_value_us);
GNUNET_assert (forever.abs_value_us ==
GNUNET_TIME_absolute_subtract (forever,
GNUNET_TIME_UNIT_MINUTES).abs_value_us);
/*check absolute subtract */
now.abs_value_us = 50000;
rel.rel_value_us = 100000;
GNUNET_assert (GNUNET_TIME_UNIT_ZERO_ABS.abs_value_us ==
(GNUNET_TIME_absolute_subtract (now, rel)).abs_value_us);
rel.rel_value_us = 10000;
GNUNET_assert (40000 == (GNUNET_TIME_absolute_subtract (now, rel)).abs_value_us);
/*check relative divide */
GNUNET_assert (GNUNET_TIME_UNIT_FOREVER_REL.rel_value_us ==
(GNUNET_TIME_relative_divide (rel, 0)).rel_value_us);
rel = GNUNET_TIME_UNIT_FOREVER_REL;
GNUNET_assert (GNUNET_TIME_UNIT_FOREVER_REL.rel_value_us ==
(GNUNET_TIME_relative_divide (rel, 2)).rel_value_us);
rel = GNUNET_TIME_relative_divide (relUnit, 2);
GNUNET_assert (rel.rel_value_us == relUnit.rel_value_us / 2);
/* check Return absolute time of 0ms */
zero = GNUNET_TIME_UNIT_ZERO_ABS;
/* check GNUNET_TIME_calculate_eta */
last.abs_value_us = GNUNET_TIME_absolute_get ().abs_value_us - 1024;
forever = GNUNET_TIME_UNIT_FOREVER_ABS;
forever.abs_value_us = forever.abs_value_us - 1024;
GNUNET_assert (GNUNET_TIME_UNIT_ZERO_ABS.abs_value_us ==
GNUNET_TIME_calculate_eta (forever, 50000, 100000).rel_value_us);
/* check zero */
GNUNET_log_skip (1, GNUNET_NO);
GNUNET_assert (GNUNET_TIME_UNIT_ZERO.rel_value_us ==
(GNUNET_TIME_calculate_eta (last, 60000, 50000)).rel_value_us);
GNUNET_log_skip (0, GNUNET_YES);
/*check forever */
GNUNET_assert (GNUNET_TIME_UNIT_FOREVER_REL.rel_value_us ==
(GNUNET_TIME_calculate_eta (last, 0, 50000)).rel_value_us);
/*check relative subtract */
now = GNUNET_TIME_absolute_get ();
rel.rel_value_us = now.abs_value_us;
relForever.rel_value_us = rel.rel_value_us + 1024;
GNUNET_assert (1024 ==
GNUNET_TIME_relative_subtract (relForever, rel).rel_value_us);
/*check zero */
GNUNET_assert (GNUNET_TIME_UNIT_ZERO.rel_value_us ==
GNUNET_TIME_relative_subtract (rel, relForever).rel_value_us);
/*check forever */
rel.rel_value_us = UINT64_MAX;
GNUNET_assert (GNUNET_TIME_UNIT_FOREVER_REL.rel_value_us ==
GNUNET_TIME_relative_subtract (rel, relForever).rel_value_us);
/*check GNUNET_TIME_relative_min */
now = GNUNET_TIME_absolute_get ();
rel.rel_value_us = now.abs_value_us;
relForever.rel_value_us = rel.rel_value_us - 1024;
GNUNET_assert (relForever.rel_value_us ==
GNUNET_TIME_relative_min (rel, relForever).rel_value_us);
/*check GNUNET_TIME_relative_max */
GNUNET_assert (rel.rel_value_us ==
GNUNET_TIME_relative_max (rel, relForever).rel_value_us);
/*check GNUNET_TIME_absolute_min */
now = GNUNET_TIME_absolute_get ();
last.abs_value_us = now.abs_value_us - 1024;
GNUNET_assert (last.abs_value_us ==
GNUNET_TIME_absolute_min (now, last).abs_value_us);
/*check GNUNET_TIME_absolute_max */
GNUNET_assert (now.abs_value_us ==
GNUNET_TIME_absolute_max (now, last).abs_value_us);
return 0;
}
/**
* Periodically announce self id in the DHT
*
* @param cls closure
*/
static void
announce_id (void *cls)
{
struct GNUNET_HashCode phash;
const struct GNUNET_HELLO_Message *hello;
size_t size;
struct GNUNET_TIME_Absolute expiration;
struct GNUNET_TIME_Relative next_put;
hello = GCH_get_mine ();
size = (NULL != hello) ? GNUNET_HELLO_size (hello) : 0;
if (0 == size)
{
expiration = GNUNET_TIME_absolute_add (GNUNET_TIME_absolute_get (),
announce_delay);
announce_delay = GNUNET_TIME_STD_BACKOFF (announce_delay);
}
else
{
expiration = GNUNET_HELLO_get_last_expiration (hello);
announce_delay = GNUNET_TIME_UNIT_SECONDS;
}
/* Call again in id_announce_time, unless HELLO expires first,
* but wait at least 1s. */
next_put
= GNUNET_TIME_absolute_get_remaining (expiration);
next_put
= GNUNET_TIME_relative_min (next_put,
id_announce_time);
next_put
= GNUNET_TIME_relative_max (next_put,
GNUNET_TIME_UNIT_SECONDS);
announce_id_task
= GNUNET_SCHEDULER_add_delayed (next_put,
&announce_id,
cls);
GNUNET_STATISTICS_update (stats,
"# DHT announce",
1,
GNUNET_NO);
memset (&phash,
0,
sizeof (phash));
GNUNET_memcpy (&phash,
&my_full_id,
sizeof (my_full_id));
LOG (GNUNET_ERROR_TYPE_DEBUG,
"Announcing my HELLO (%u bytes) in the DHT\n",
size);
GNUNET_DHT_put (dht_handle, /* DHT handle */
&phash, /* Key to use */
dht_replication_level, /* Replication level */
GNUNET_DHT_RO_RECORD_ROUTE
| GNUNET_DHT_RO_DEMULTIPLEX_EVERYWHERE, /* DHT options */
GNUNET_BLOCK_TYPE_DHT_HELLO, /* Block type */
size, /* Size of the data */
(const char *) hello, /* Data itself */
expiration, /* Data expiration */
NULL, /* Continuation */
NULL); /* Continuation closure */
}
