* Public key of the sender.
*/
struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded public_key;
-
+
/**
* Signature of the peer that sends us the disconnect. Only
* valid if the timestamp is AFTER the timestamp from the
enum State
{
- /* fresh peer or completely disconnected */
- S_NOT_CONNECTED = 0,
- /* sent CONNECT message to other peer, waiting for CONNECT_ACK */
- S_CONNECT_SENT = 1,
- /* received CONNECT message to other peer, sending CONNECT_ACK */
- S_CONNECT_RECV = 4,
- /* sent CONNECT_ACK message to other peer, wait for ACK or payload */
- S_CONNECT_RECV_ACK_SENT = 8,
- /* received ACK or payload */
- S_CONNECTED = 16,
- /* Disconnect in progress */
- S_DISCONNECT = 32
+ /* fresh peer or completely disconnected */
+ S_NOT_CONNECTED = 0,
+ /* sent CONNECT message to other peer, waiting for CONNECT_ACK */
+ S_CONNECT_SENT = 1,
+ /* received CONNECT message to other peer, sending CONNECT_ACK */
+ S_CONNECT_RECV = 4,
+ /* sent CONNECT_ACK message to other peer, wait for ACK or payload */
+ S_CONNECT_RECV_ACK_SENT = 8,
+ /* received ACK or payload */
+ S_CONNECTED = 16,
+ /* Disconnect in progress */
+ S_DISCONNECT = 32
};
/**
#define change_state(n, state, ...) change (n, state, __LINE__)
static int
-is_connecting (struct NeighbourMapEntry * n)
+is_connecting (struct NeighbourMapEntry *n)
{
if ((n->state > S_NOT_CONNECTED) && (n->state < S_CONNECTED))
return GNUNET_YES;
}
static int
-is_connected (struct NeighbourMapEntry * n)
+is_connected (struct NeighbourMapEntry *n)
{
if (n->state == S_CONNECTED)
return GNUNET_YES;
}
static int
-is_disconnecting (struct NeighbourMapEntry * n)
+is_disconnecting (struct NeighbourMapEntry *n)
{
if (n->state == S_DISCONNECT)
return GNUNET_YES;
static const char *
print_state (int state)
{
- switch (state) {
- case S_CONNECTED:
- return "S_CONNECTED";
- break;
- case S_CONNECT_RECV:
- return "S_CONNECT_RECV";
- break;
- case S_CONNECT_RECV_ACK_SENT:
- return"S_CONNECT_RECV_ACK_SENT";
- break;
- case S_CONNECT_SENT:
- return "S_CONNECT_SENT";
- break;
- case S_DISCONNECT:
- return "S_DISCONNECT";
- break;
- case S_NOT_CONNECTED:
- return "S_NOT_CONNECTED";
- break;
- default:
- GNUNET_break (0);
- break;
+ switch (state)
+ {
+ case S_CONNECTED:
+ return "S_CONNECTED";
+ break;
+ case S_CONNECT_RECV:
+ return "S_CONNECT_RECV";
+ break;
+ case S_CONNECT_RECV_ACK_SENT:
+ return "S_CONNECT_RECV_ACK_SENT";
+ break;
+ case S_CONNECT_SENT:
+ return "S_CONNECT_SENT";
+ break;
+ case S_DISCONNECT:
+ return "S_DISCONNECT";
+ break;
+ case S_NOT_CONNECTED:
+ return "S_NOT_CONNECTED";
+ break;
+ default:
+ GNUNET_break (0);
+ break;
}
return NULL;
}
static int
-change (struct NeighbourMapEntry * n, int state, int line);
+change (struct NeighbourMapEntry *n, int state, int line);
static void
-ats_suggest_cancel (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc);
+ats_suggest_cancel (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
static void
-reset_task (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+reset_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
- struct NeighbourMapEntry * n = cls;
+ struct NeighbourMapEntry *n = cls;
n->state_reset = GNUNET_SCHEDULER_NO_TASK;
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Connection to peer `%s' %s failed in state `%s', resetting connection attempt \n",
- GNUNET_i2s (&n->id), GST_plugins_a2s(n->plugin_name, n->addr, n->addrlen), print_state(n->state));
#endif
+ /* This jut a temporary debug message to check if a the value
+ * SETUP_CONNECTION_TIMEOUT was choosen to small for slow machines
+ */
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Information for developers: Connection to peer `%s' %s failed in state `%s', resetting connection attempt \n",
+ GNUNET_i2s (&n->id), GST_plugins_a2s (n->plugin_name, n->addr,
+ n->addrlen),
+ print_state (n->state));
+
GNUNET_STATISTICS_update (GST_stats,
- gettext_noop ("# failed connection attempts due to timeout"),
- 1,
+ gettext_noop
+ ("# failed connection attempts due to timeout"), 1,
GNUNET_NO);
/* resetting state */
n->state = S_NOT_CONNECTED;
/* destroying address */
- GNUNET_ATS_address_destroyed (GST_ats,
- &n->id,
- n->plugin_name,
- n->addr,
- n->addrlen,
- NULL);
+ GNUNET_ATS_address_destroyed (GST_ats, &n->id, n->plugin_name, n->addr,
+ n->addrlen, NULL);
/* request new address */
if (n->ats_suggest != GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel(n->ats_suggest);
- n->ats_suggest = GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel, n);
- GNUNET_ATS_suggest_address(GST_ats, &n->id);
+ GNUNET_SCHEDULER_cancel (n->ats_suggest);
+ n->ats_suggest =
+ GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel,
+ n);
+ GNUNET_ATS_suggest_address (GST_ats, &n->id);
}
static int
-change (struct NeighbourMapEntry * n, int state, int line)
+change (struct NeighbourMapEntry *n, int state, int line)
{
- char * old = strdup(print_state(n->state));
- char * new = strdup(print_state(state));
+ char *old = strdup (print_state (n->state));
+ char *new = strdup (print_state (state));
/* allowed transitions */
int allowed = GNUNET_NO;
- switch (n->state) {
+
+ switch (n->state)
+ {
case S_NOT_CONNECTED:
if ((state == S_CONNECT_RECV) || (state == S_CONNECT_SENT) ||
(state == S_DISCONNECT))
allowed = GNUNET_YES;
/* Schedule reset task */
- if ((state == S_CONNECT_RECV) || (state == S_CONNECT_SENT) )
+ if ((state == S_CONNECT_RECV) || (state == S_CONNECT_SENT))
{
GNUNET_assert (n->state_reset == GNUNET_SCHEDULER_NO_TASK);
- n->state_reset = GNUNET_SCHEDULER_add_delayed (SETUP_CONNECTION_TIMEOUT, &reset_task, n);
+ n->state_reset =
+ GNUNET_SCHEDULER_add_delayed (SETUP_CONNECTION_TIMEOUT, &reset_task,
+ n);
}
-
break;
}
break;
case S_CONNECT_RECV:
if ((state == S_NOT_CONNECTED) || (state == S_DISCONNECT) ||
- (state == S_CONNECTED) || /* FIXME SENT -> RECV ISSUE!*/ (state == S_CONNECT_SENT))
+ (state == S_CONNECTED) ||
+ /* FIXME SENT -> RECV ISSUE! */ (state == S_CONNECT_SENT))
{
- if ((state == S_CONNECTED) || (state == S_DISCONNECT) || (state == S_NOT_CONNECTED))
+ if ((state == S_CONNECTED) || (state == S_DISCONNECT) ||
+ (state == S_NOT_CONNECTED))
{
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Removed reset task for peer `%s' %s failed in state transition `%s' -> `%s' \n",
- GNUNET_i2s (&n->id), GST_plugins_a2s(n->plugin_name, n->addr, n->addrlen), print_state(n->state), print_state(state));
+ "Removed reset task for peer `%s' %s failed in state transition `%s' -> `%s' \n",
+ GNUNET_i2s (&n->id), GST_plugins_a2s (n->plugin_name,
+ n->addr, n->addrlen),
+ print_state (n->state), print_state (state));
#endif
GNUNET_assert (n->state_reset != GNUNET_SCHEDULER_NO_TASK);
GNUNET_SCHEDULER_cancel (n->state_reset);
break;
case S_CONNECT_SENT:
if ((state == S_NOT_CONNECTED) || (state == S_CONNECTED) ||
- (state == S_DISCONNECT) || /* FIXME SENT -> RECV ISSUE!*/ (state == S_CONNECT_RECV))
+ (state == S_DISCONNECT) ||
+ /* FIXME SENT -> RECV ISSUE! */ (state == S_CONNECT_RECV))
{
- if ((state == S_CONNECTED) || (state == S_DISCONNECT) || (state == S_NOT_CONNECTED))
+ if ((state == S_CONNECTED) || (state == S_DISCONNECT) ||
+ (state == S_NOT_CONNECTED))
{
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Removed reset task for peer `%s' %s failed in state transition `%s' -> `%s' \n",
- GNUNET_i2s (&n->id), GST_plugins_a2s(n->plugin_name, n->addr, n->addrlen), print_state(n->state), print_state(state));
+ "Removed reset task for peer `%s' %s failed in state transition `%s' -> `%s' \n",
+ GNUNET_i2s (&n->id), GST_plugins_a2s (n->plugin_name,
+ n->addr, n->addrlen),
+ print_state (n->state), print_state (state));
#endif
GNUNET_assert (n->state_reset != GNUNET_SCHEDULER_NO_TASK);
GNUNET_SCHEDULER_cancel (n->state_reset);
break;
case S_DISCONNECT:
/*
- if (state == S_NOT_CONNECTED)
- {
- allowed = GNUNET_YES;
- break;
- }*/
+ * if (state == S_NOT_CONNECTED)
+ * {
+ * allowed = GNUNET_YES;
+ * break;
+ * } */
break;
default:
GNUNET_break (0);
if (allowed == GNUNET_NO)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Illegal state transition from `%s' to `%s' in line %u \n",
- old, new, line);
+ "Illegal state transition from `%s' to `%s' in line %u \n", old,
+ new, line);
GNUNET_break (0);
GNUNET_free (old);
GNUNET_free (new);
n->state = state;
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "State for neighbour `%s' %X changed from `%s' to `%s' in line %u\n",
- GNUNET_i2s (&n->id), n, old, new, line);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "State for neighbour `%s' %X changed from `%s' to `%s' in line %u\n",
+ GNUNET_i2s (&n->id), n, old, new, line);
#endif
GNUNET_free (old);
GNUNET_free (new);
}
static ssize_t
-send_with_plugin ( const struct GNUNET_PeerIdentity * target,
- const char *msgbuf,
- size_t msgbuf_size,
- uint32_t priority,
- struct GNUNET_TIME_Relative timeout,
- struct Session * session,
- const char * plugin_name,
- const void *addr,
- size_t addrlen,
- int force_address,
- GNUNET_TRANSPORT_TransmitContinuation cont,
- void *cont_cls)
-
+send_with_plugin (const struct GNUNET_PeerIdentity *target, const char *msgbuf,
+ size_t msgbuf_size, uint32_t priority,
+ struct GNUNET_TIME_Relative timeout, struct Session *session,
+ const char *plugin_name, const void *addr, size_t addrlen,
+ int force_address, GNUNET_TRANSPORT_TransmitContinuation cont,
+ void *cont_cls)
{
struct GNUNET_TRANSPORT_PluginFunctions *papi;
size_t ret = GNUNET_SYSERR;
/* FIXME : ats returns an address with all values 0 */
- if (((plugin_name == NULL) && (addr == NULL) && (addrlen == 0 )) ||
- ((plugin_name == NULL) && (session == NULL)) ||
- ((plugin_name == NULL) && (addr == NULL) && (addrlen == 0 ) && (force_address == GNUNET_YES)))
+ if (plugin_name == NULL)
+ {
+ if (cont != NULL)
+ cont (cont_cls, target, GNUNET_SYSERR);
+ return GNUNET_SYSERR;
+ }
+
+ if ((session == NULL) && (addr == NULL) && (addrlen == 0))
{
if (cont != NULL)
cont (cont_cls, target, GNUNET_SYSERR);
return GNUNET_SYSERR;
}
+
papi = GST_plugins_find (plugin_name);
if (papi == NULL)
{
return GNUNET_SYSERR;
}
- ret = papi->send (papi->cls,
- target,
- msgbuf, msgbuf_size,
- 0,
- timeout,
- session,
- addr, addrlen,
- GNUNET_YES,
- cont, cont_cls);
+ ret =
+ papi->send (papi->cls, target, msgbuf, msgbuf_size, 0, timeout, session,
+ addr, addrlen, GNUNET_YES, cont, cont_cls);
if (ret == -1)
{
n->is_active = mq;
mq->n = n;
- if ((n->session == NULL) && (n->addr == NULL) && (n->addrlen == 0))
+ if ((n->session == NULL) && (n->addr == NULL) && (n->addrlen == 0))
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "No address for peer `%s'\n",
GNUNET_i2s (&n->id));
return;
}
- ret = send_with_plugin (&n->id,
- mq->message_buf, mq->message_buf_size, 0,
- timeout,
- n->session, n->plugin_name, n->addr, n->addrlen,
- GNUNET_YES,
- &transmit_send_continuation, mq);
+ ret =
+ send_with_plugin (&n->id, mq->message_buf, mq->message_buf_size, 0,
+ timeout, n->session, n->plugin_name, n->addr,
+ n->addrlen, GNUNET_YES, &transmit_send_continuation,
+ mq);
if (ret == -1)
{
/* failure, but 'send' would not call continuation in this case,
transmission_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
struct NeighbourMapEntry *n = cls;
- GNUNET_assert (NULL != lookup_neighbour(&n->id));
+
+ GNUNET_assert (NULL != lookup_neighbour (&n->id));
n->transmission_task = GNUNET_SCHEDULER_NO_TASK;
try_transmission_to_peer (n);
}
static void
-send_disconnect_cont (void *cls,
- const struct GNUNET_PeerIdentity * target,
- int result)
+send_disconnect_cont (void *cls, const struct GNUNET_PeerIdentity *target,
+ int result)
{
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending DISCONNECT message to peer `%4s': %i\n",
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending DISCONNECT message to peer `%4s': %i\n",
GNUNET_i2s (target), result);
#endif
}
static int
-send_disconnect (const struct GNUNET_PeerIdentity * target,
- const char *plugin_name,
- const char *sender_address, uint16_t sender_address_len,
- struct Session *session)
+send_disconnect (const struct GNUNET_PeerIdentity *target,
+ const char *plugin_name, const char *sender_address,
+ uint16_t sender_address_len, struct Session *session)
{
size_t ret;
struct SessionDisconnectMessage disconnect_msg;
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending DISCONNECT message to peer `%4s'\n",
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending DISCONNECT message to peer `%4s'\n",
GNUNET_i2s (target));
#endif
disconnect_msg.header.size = htons (sizeof (struct SessionDisconnectMessage));
disconnect_msg.header.type = htons (GNUNET_MESSAGE_TYPE_TRANSPORT_DISCONNECT);
disconnect_msg.reserved = htonl (0);
- disconnect_msg.purpose.size = htonl (sizeof (struct GNUNET_CRYPTO_RsaSignaturePurpose) +
- sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded) +
- sizeof (struct GNUNET_TIME_AbsoluteNBO) );
- disconnect_msg.purpose.purpose = htonl (GNUNET_MESSAGE_TYPE_TRANSPORT_SESSION_DISCONNECT);
- disconnect_msg.timestamp = GNUNET_TIME_absolute_hton (GNUNET_TIME_absolute_get ());
+ disconnect_msg.purpose.size =
+ htonl (sizeof (struct GNUNET_CRYPTO_RsaSignaturePurpose) +
+ sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded) +
+ sizeof (struct GNUNET_TIME_AbsoluteNBO));
+ disconnect_msg.purpose.purpose =
+ htonl (GNUNET_MESSAGE_TYPE_TRANSPORT_SESSION_DISCONNECT);
+ disconnect_msg.timestamp =
+ GNUNET_TIME_absolute_hton (GNUNET_TIME_absolute_get ());
disconnect_msg.public_key = GST_my_public_key;
GNUNET_assert (GNUNET_OK ==
GNUNET_CRYPTO_rsa_sign (GST_my_private_key,
&disconnect_msg.purpose,
&disconnect_msg.signature));
- ret = send_with_plugin(target,
- (const char *) &disconnect_msg, sizeof (disconnect_msg),
- UINT32_MAX, GNUNET_TIME_UNIT_FOREVER_REL,
- session, plugin_name, sender_address, sender_address_len,
- GNUNET_YES, &send_disconnect_cont, NULL);
+ ret =
+ send_with_plugin (target, (const char *) &disconnect_msg,
+ sizeof (disconnect_msg), UINT32_MAX,
+ GNUNET_TIME_UNIT_FOREVER_REL, session, plugin_name,
+ sender_address, sender_address_len, GNUNET_YES,
+ &send_disconnect_cont, NULL);
if (ret == GNUNET_SYSERR)
return GNUNET_SYSERR;
GNUNET_STATISTICS_update (GST_stats,
- gettext_noop ("# peers disconnected due to external request"), 1,
+ gettext_noop
+ ("# peers disconnected due to external request"), 1,
GNUNET_NO);
return GNUNET_OK;
}
disconnect_neighbour (struct NeighbourMapEntry *n)
{
struct MessageQueue *mq;
- int was_connected = is_connected(n);
+ int was_connected = is_connected (n);
/* send DISCONNECT MESSAGE */
- if (is_connected(n) || is_connecting(n))
+ if (is_connected (n) || is_connecting (n))
{
- if (GNUNET_OK == send_disconnect(&n->id, n->plugin_name, n->addr, n->addrlen, n->session))
+ if (GNUNET_OK ==
+ send_disconnect (&n->id, n->plugin_name, n->addr, n->addrlen,
+ n->session))
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sent DISCONNECT_MSG to `%s'\n",
GNUNET_i2s (&n->id));
else
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Could not send DISCONNECT_MSG to `%s'\n",
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Could not send DISCONNECT_MSG to `%s'\n",
GNUNET_i2s (&n->id));
}
+ if (is_connected(n))
+ {
+ GNUNET_ATS_address_in_use (GST_ats, &n->id, n->plugin_name,
+ n->addr, n->addrlen, n->session, GNUNET_NO);
+ }
+
- if (is_disconnecting(n))
+ if (is_disconnecting (n))
return;
change_state (n, S_DISCONNECT);
+ GST_validation_set_address_use (&n->id,
+ n->plugin_name,
+ n->session,
+ n->addr,
+ n->addrlen,
+ GNUNET_NO);
+
+ if (n->plugin_name != NULL)
+ {
+ struct GNUNET_TRANSPORT_PluginFunctions *papi;
+ papi = GST_plugins_find (n->plugin_name);
+ if (papi != NULL)
+ papi->disconnect (papi->cls, &n->id);
+ }
while (NULL != (mq = n->messages_head))
{
{
GNUNET_assert (GNUNET_SCHEDULER_NO_TASK != n->keepalive_task);
GNUNET_SCHEDULER_cancel (n->keepalive_task);
- n->keepalive_task = GNUNET_SCHEDULER_NO_TASK;
+ n->keepalive_task = GNUNET_SCHEDULER_NO_TASK;
GNUNET_assert (neighbours_connected > 0);
neighbours_connected--;
GNUNET_STATISTICS_update (GST_stats, gettext_noop ("# peers connected"), -1,
n->timeout_task = GNUNET_SCHEDULER_NO_TASK;
GNUNET_STATISTICS_update (GST_stats,
- gettext_noop ("# peers disconnected due to timeout"), 1,
+ gettext_noop
+ ("# peers disconnected due to timeout"), 1,
GNUNET_NO);
disconnect_neighbour (n);
}
*/
static void
neighbour_keepalive_task (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+ const struct GNUNET_SCHEDULER_TaskContext *tc)
{
struct NeighbourMapEntry *n = cls;
struct GNUNET_MessageHeader m;
- n->keepalive_task = GNUNET_SCHEDULER_add_delayed (KEEPALIVE_FREQUENCY,
- &neighbour_keepalive_task,
- n);
- GNUNET_assert (is_connected(n));
- GNUNET_STATISTICS_update (GST_stats,
- gettext_noop ("# keepalives sent"), 1,
- GNUNET_NO);
+ n->keepalive_task =
+ GNUNET_SCHEDULER_add_delayed (KEEPALIVE_FREQUENCY,
+ &neighbour_keepalive_task, n);
+ GNUNET_assert (is_connected (n));
+ GNUNET_STATISTICS_update (GST_stats, gettext_noop ("# keepalives sent"), 1,
+ GNUNET_NO);
m.size = htons (sizeof (struct GNUNET_MessageHeader));
m.type = htons (GNUNET_MESSAGE_TYPE_TRANSPORT_SESSION_KEEPALIVE);
- send_with_plugin(&n->id, (const void *) &m,
- sizeof (m),
- UINT32_MAX /* priority */ ,
- GNUNET_TIME_UNIT_FOREVER_REL,
- n->session, n->plugin_name, n->addr, n->addrlen,
- GNUNET_YES, NULL, NULL);
+ send_with_plugin (&n->id, (const void *) &m, sizeof (m),
+ UINT32_MAX /* priority */ ,
+ GNUNET_TIME_UNIT_FOREVER_REL, n->session, n->plugin_name,
+ n->addr, n->addrlen, GNUNET_YES, NULL, NULL);
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting peer `%4s', %s\n",
GNUNET_i2s (&n->id), "SHUTDOWN_TASK");
#endif
- if (is_connected(n))
+ if (is_connected (n))
GNUNET_STATISTICS_update (GST_stats,
- gettext_noop ("# peers disconnected due to global disconnect"), 1,
- GNUNET_NO);
+ gettext_noop
+ ("# peers disconnected due to global disconnect"),
+ 1, GNUNET_NO);
disconnect_neighbour (n);
return GNUNET_OK;
}
static void
-ats_suggest_cancel (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+ats_suggest_cancel (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
struct NeighbourMapEntry *n = cls;
" ATS did not suggested address to connect to peer `%s'\n",
GNUNET_i2s (&n->id));
- disconnect_neighbour(n);
+ disconnect_neighbour (n);
}
-
/**
* Cleanup the neighbours subsystem.
*/
* @param success GNUNET_OK on success
*/
static void
-send_connect_continuation (void *cls,
- const struct GNUNET_PeerIdentity * target,
- int success)
-
+send_connect_continuation (void *cls, const struct GNUNET_PeerIdentity *target,
+ int success)
{
struct NeighbourMapEntry *n = cls;
GNUNET_assert (n != NULL);
- GNUNET_assert (!is_connected(n));
+ GNUNET_assert (!is_connected (n));
- if (is_disconnecting(n))
- return; /* neighbour is going away */
+ if (is_disconnecting (n))
+ return; /* neighbour is going away */
if (GNUNET_YES != success)
{
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Failed to send CONNECT_MSG to peer `%4s' with plugin `%s' address '%s' session %X, asking ATS for new address \n",
- GNUNET_i2s (&n->id), n->plugin_name,
- (n->addrlen == 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name,
- n->addr,
- n->addrlen),
- n->session);
+ "Failed to send CONNECT_MSG to peer `%4s' with plugin `%s' address '%s' session %X, asking ATS for new address \n",
+ GNUNET_i2s (&n->id), n->plugin_name,
+ (n->addrlen ==
+ 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name, n->addr,
+ n->addrlen), n->session);
#endif
- GNUNET_ATS_address_destroyed (GST_ats,
- &n->id,
- n->plugin_name,
- n->addr,
- n->addrlen,
- NULL);
+ GNUNET_ATS_address_destroyed (GST_ats, &n->id, n->plugin_name, n->addr,
+ n->addrlen, NULL);
- change_state(n, S_NOT_CONNECTED);
+ change_state (n, S_NOT_CONNECTED);
- if (n->ats_suggest!= GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel(n->ats_suggest);
- n->ats_suggest = GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel, n);
- GNUNET_ATS_suggest_address(GST_ats, &n->id);
+ if (n->ats_suggest != GNUNET_SCHEDULER_NO_TASK)
+ GNUNET_SCHEDULER_cancel (n->ats_suggest);
+ n->ats_suggest =
+ GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel,
+ n);
+ GNUNET_ATS_suggest_address (GST_ats, &n->id);
return;
}
*/
static void
send_switch_address_continuation (void *cls,
- const struct GNUNET_PeerIdentity * target,
- int success)
-
+ const struct GNUNET_PeerIdentity *target,
+ int success)
{
struct NeighbourMapEntry *n = cls;
GNUNET_assert (n != NULL);
- if (is_disconnecting(n))
- return; /* neighbour is going away */
+ if (is_disconnecting (n))
+ return; /* neighbour is going away */
GNUNET_assert (n->state == S_CONNECTED);
if (GNUNET_YES != success)
{
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Failed to switch connected peer `%s' to plugin `%s' address '%s' session %X, asking ATS for new address \n",
- GNUNET_i2s (&n->id), n->plugin_name,
- (n->addrlen == 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name,
- n->addr,
- n->addrlen),
- n->session);
+ "Failed to switch connected peer `%s' to plugin `%s' address '%s' session %X, asking ATS for new address \n",
+ GNUNET_i2s (&n->id), n->plugin_name,
+ (n->addrlen ==
+ 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name, n->addr,
+ n->addrlen), n->session);
#endif
- GNUNET_ATS_address_destroyed (GST_ats,
- &n->id,
- n->plugin_name,
- n->addr,
- n->addrlen,
- NULL);
+ GNUNET_ATS_address_destroyed (GST_ats, &n->id, n->plugin_name, n->addr,
+ n->addrlen, NULL);
if (n->ats_suggest != GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel(n->ats_suggest);
- n->ats_suggest = GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel, n);
- GNUNET_ATS_suggest_address(GST_ats, &n->id);
+ GNUNET_SCHEDULER_cancel (n->ats_suggest);
+ n->ats_suggest =
+ GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel,
+ n);
+ GNUNET_ATS_suggest_address (GST_ats, &n->id);
return;
}
+ /* Tell ATS that switching addresses was successful */
+ GNUNET_ATS_address_in_use (GST_ats, &n->id, n->plugin_name, n->addr,
+ n->addrlen, n->addr, GNUNET_YES);
}
/**
*/
static void
send_connect_ack_continuation (void *cls,
- const struct GNUNET_PeerIdentity * target,
- int success)
-
+ const struct GNUNET_PeerIdentity *target,
+ int success)
{
struct NeighbourMapEntry *n = cls;
GNUNET_assert (n != NULL);
if (GNUNET_YES == success)
- return; /* sending successful */
+ return; /* sending successful */
/* sending failed, ask for next address */
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Failed to send CONNECT_MSG to peer `%4s' with plugin `%s' address '%s' session %X, asking ATS for new address \n",
GNUNET_i2s (&n->id), n->plugin_name,
(n->addrlen == 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name,
- n->addr,
- n->addrlen),
+ n->addr,
+ n->addrlen),
n->session);
#endif
- change_state(n, S_NOT_CONNECTED);
+ change_state (n, S_NOT_CONNECTED);
- GNUNET_ATS_address_destroyed (GST_ats,
- &n->id,
- n->plugin_name,
- n->addr,
- n->addrlen,
- NULL);
+ GNUNET_ATS_address_destroyed (GST_ats, &n->id, n->plugin_name, n->addr,
+ n->addrlen, NULL);
- if (n->ats_suggest != GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel(n->ats_suggest);
- n->ats_suggest = GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel, n);
- GNUNET_ATS_suggest_address(GST_ats, &n->id);
+ if (n->ats_suggest != GNUNET_SCHEDULER_NO_TASK)
+ GNUNET_SCHEDULER_cancel (n->ats_suggest);
+ n->ats_suggest =
+ GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel,
+ n);
+ GNUNET_ATS_suggest_address (GST_ats, &n->id);
}
/**
*/
int
GST_neighbours_switch_to_address_3way (const struct GNUNET_PeerIdentity *peer,
- const char *plugin_name, const void *address,
- size_t address_len, struct Session *session,
- const struct GNUNET_ATS_Information
- *ats, uint32_t ats_count,
- struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in,
- struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out)
+ const char *plugin_name,
+ const void *address, size_t address_len,
+ struct Session *session,
+ const struct GNUNET_ATS_Information *ats,
+ uint32_t ats_count,
+ struct GNUNET_BANDWIDTH_Value32NBO
+ bandwidth_in,
+ struct GNUNET_BANDWIDTH_Value32NBO
+ bandwidth_out)
{
struct NeighbourMapEntry *n;
struct SessionConnectMessage connect_msg;
size_t msg_len;
size_t ret;
+ int checks_failed;
// This can happen during shutdown
if (neighbours == NULL)
{
return GNUNET_NO;
}
- n = lookup_neighbour (peer);
- if (NULL == n)
+
+ checks_failed = GNUNET_NO;
+
+ if (plugin_name == NULL)
{
- if (NULL == session)
- GNUNET_ATS_address_destroyed (GST_ats,
- peer,
- plugin_name, address,
- address_len, NULL);
- return GNUNET_NO;
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "ATS offered suggested us empty address: plugin NULL");
+ GNUNET_break_op (0);
+ checks_failed = GNUNET_YES;
+ }
+ if ((address == NULL) && (address_len == 0) && (session == NULL))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "ATS offered suggested us empty address: address NULL & session NULL");
+ GNUNET_break_op (0);
+ checks_failed = GNUNET_YES;
}
- if (n->ats_suggest != GNUNET_SCHEDULER_NO_TASK)
+ n = lookup_neighbour (peer);
+ if (NULL == n)
+ checks_failed = GNUNET_YES;
+
+ if (checks_failed == GNUNET_YES)
{
- GNUNET_SCHEDULER_cancel(n->ats_suggest);
- n->ats_suggest = GNUNET_SCHEDULER_NO_TASK;
+ GNUNET_ATS_address_destroyed (GST_ats, peer, plugin_name, address,
+ address_len, session);
+ if (n != NULL)
+ GNUNET_ATS_suggest_address (GST_ats, peer);
+ return GNUNET_NO;
}
+ /* checks successful and neighbour != NULL */
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"ATS tells us to switch to plugin `%s' address '%s' session %X for %s peer `%s'\n",
(address_len == 0) ? "<inbound>" : GST_plugins_a2s (plugin_name,
address,
address_len),
- session, (is_connected(n) ? "CONNECTED" : "NOT CONNECTED"),
+ session, (is_connected (n) ? "CONNECTED" : "NOT CONNECTED"),
GNUNET_i2s (peer));
#endif
+ if (n->ats_suggest != GNUNET_SCHEDULER_NO_TASK)
+ {
+ GNUNET_SCHEDULER_cancel (n->ats_suggest);
+ n->ats_suggest = GNUNET_SCHEDULER_NO_TASK;
+ }
+
// do not switch addresses just update quotas
- if (n != NULL)
+ if ((is_connected (n)) && (address_len == n->addrlen))
{
- if ((is_connected(n)) && (address_len == n->addrlen))
+ if ((0 == memcmp (address, n->addr, address_len)) &&
+ (n->session == session))
{
- if ((0 == memcmp (address, n->addr, address_len)) &&
- (n->session == session))
- {
- struct QuotaSetMessage q_msg;
+ struct QuotaSetMessage q_msg;
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Sending outbound quota of %u Bps and inbound quota of %u Bps for peer `%s' to all clients\n",
- ntohl (n->bandwidth_out.value__),
- ntohl (n->bandwidth_in.value__),
- GNUNET_i2s (peer));
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending outbound quota of %u Bps and inbound quota of %u Bps for peer `%s' to all clients\n",
+ ntohl (n->bandwidth_out.value__),
+ ntohl (n->bandwidth_in.value__), GNUNET_i2s (peer));
#endif
- n->bandwidth_in = bandwidth_in;
- n->bandwidth_out = bandwidth_out;
- GST_neighbours_set_incoming_quota(&n->id, n->bandwidth_in);
+ n->bandwidth_in = bandwidth_in;
+ n->bandwidth_out = bandwidth_out;
+ GST_neighbours_set_incoming_quota (&n->id, n->bandwidth_in);
- q_msg.header.size = htons (sizeof (struct QuotaSetMessage));
- q_msg.header.type = htons (GNUNET_MESSAGE_TYPE_TRANSPORT_SET_QUOTA);
- q_msg.quota = n->bandwidth_out;
- q_msg.peer = (*peer);
- GST_clients_broadcast (&q_msg.header, GNUNET_NO);
- return GNUNET_NO;
- }
+ q_msg.header.size = htons (sizeof (struct QuotaSetMessage));
+ q_msg.header.type = htons (GNUNET_MESSAGE_TYPE_TRANSPORT_SET_QUOTA);
+ q_msg.quota = n->bandwidth_out;
+ q_msg.peer = (*peer);
+ GST_clients_broadcast (&q_msg.header, GNUNET_NO);
+ return GNUNET_NO;
}
}
+ if (n->state == S_CONNECTED)
+ GST_validation_set_address_use (&n->id,
+ n->plugin_name,
+ n->session,
+ n->addr,
+ n->addrlen,
+ GNUNET_NO);
+ /* This will be a connection switch, tell ATS about it */
+ if (n->state == S_CONNECTED)
+ {
+ GNUNET_ATS_address_in_use (GST_ats, &n->id, n->plugin_name, n->addr,
+ n->addrlen, n->addr, GNUNET_NO);
+ }
+ /* set new address */
GNUNET_free_non_null (n->addr);
n->addr = GNUNET_malloc (address_len);
memcpy (n->addr, address, address_len);
n->timeout_task =
GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT,
&neighbour_timeout_task, n);
+ if (n->state == S_CONNECTED)
+ GST_validation_set_address_use (&n->id,
+ n->plugin_name,
+ n->session,
+ n->addr,
+ n->addrlen,
+ GNUNET_YES);
+
if (n->state == S_DISCONNECT)
{
change_state (n, S_CONNECT_SENT);
- ret = send_with_plugin (peer, (const char *) &connect_msg, msg_len, UINT32_MAX, GNUNET_TIME_UNIT_FOREVER_REL,
- session, plugin_name, address, address_len,
- GNUNET_YES, &send_connect_continuation, n);
+ ret =
+ send_with_plugin (peer, (const char *) &connect_msg, msg_len,
+ UINT32_MAX, GNUNET_TIME_UNIT_FOREVER_REL, session,
+ plugin_name, address, address_len, GNUNET_YES,
+ &send_connect_continuation, n);
+
return GNUNET_NO;
}
msg_len = sizeof (struct SessionConnectMessage);
connect_msg.header.size = htons (msg_len);
connect_msg.header.type =
- htons (GNUNET_MESSAGE_TYPE_TRANSPORT_SESSION_CONNECT_ACK);
+ htons (GNUNET_MESSAGE_TYPE_TRANSPORT_SESSION_CONNECT_ACK);
connect_msg.reserved = htonl (0);
- connect_msg.timestamp = GNUNET_TIME_absolute_hton (GNUNET_TIME_absolute_get ());
+ connect_msg.timestamp =
+ GNUNET_TIME_absolute_hton (GNUNET_TIME_absolute_get ());
- ret = send_with_plugin(&n->id, (const void *) &connect_msg, msg_len, UINT32_MAX, GNUNET_TIME_UNIT_FOREVER_REL,
- session, plugin_name, address, address_len,
- GNUNET_YES, &send_connect_ack_continuation, n);
+ ret =
+ send_with_plugin (&n->id, (const void *) &connect_msg, msg_len,
+ UINT32_MAX, GNUNET_TIME_UNIT_FOREVER_REL, session,
+ plugin_name, address, address_len, GNUNET_YES,
+ &send_connect_ack_continuation, n);
return GNUNET_NO;
}
/* connected peer is switching addresses */
connect_msg.timestamp =
GNUNET_TIME_absolute_hton (GNUNET_TIME_absolute_get ());
- ret = send_with_plugin (peer, (const char *) &connect_msg, msg_len, UINT32_MAX, GNUNET_TIME_UNIT_FOREVER_REL,
- session, plugin_name, address, address_len,
- GNUNET_YES, &send_switch_address_continuation, n);
+ ret =
+ send_with_plugin (peer, (const char *) &connect_msg, msg_len,
+ UINT32_MAX, GNUNET_TIME_UNIT_FOREVER_REL, session,
+ plugin_name, address, address_len, GNUNET_YES,
+ &send_switch_address_continuation, n);
if (ret == GNUNET_SYSERR)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Failed to send CONNECT_MESSAGE to `%4s' using plugin `%s' address '%s' session %X\n",
- GNUNET_i2s (peer), plugin_name,
- (address_len == 0) ? "<inbound>" : GST_plugins_a2s (plugin_name,
- address,
- address_len),
- session);
+ "Failed to send CONNECT_MESSAGE to `%4s' using plugin `%s' address '%s' session %X\n",
+ GNUNET_i2s (peer), plugin_name,
+ (address_len ==
+ 0) ? "<inbound>" : GST_plugins_a2s (plugin_name, address,
+ address_len), session);
}
return GNUNET_NO;
}
else if (n->state == S_CONNECT_SENT)
{
- return GNUNET_NO;
+ return GNUNET_NO;
}
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Invalid connection state to switch addresses %u \n", n->state);
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Invalid connection state to switch addresses %u \n", n->state);
GNUNET_break_op (0);
return GNUNET_NO;
}
+/**
+ * Obtain current latency information for the given neighbour.
+ *
+ * @param peer
+ * @return observed latency of the address, FOREVER if the address was
+ * never successfully validated
+ */
+struct GNUNET_TIME_Relative
+GST_neighbour_get_latency (const struct GNUNET_PeerIdentity *peer)
+{
+ struct NeighbourMapEntry *n;
+
+ n = lookup_neighbour (peer);
+ if (NULL == n)
+ return GNUNET_TIME_UNIT_FOREVER_REL;
+ return GST_validation_get_address_latency (peer,
+ n->plugin_name,
+ n->session,
+ n->addr,
+ n->addrlen);
+}
+
+
/**
* Create an entry in the neighbour map for the given peer
- *
+ *
* @param peer peer to create an entry for
* @return new neighbour map entry
*/
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Unknown peer `%s', creating new neighbour\n",
- GNUNET_i2s (peer));
+ "Unknown peer `%s', creating new neighbour\n", GNUNET_i2s (peer));
#endif
n = GNUNET_malloc (sizeof (struct NeighbourMapEntry));
n->id = *peer;
n->state = S_NOT_CONNECTED;
GNUNET_BANDWIDTH_tracker_init (&n->in_tracker,
- GNUNET_CONSTANTS_DEFAULT_BW_IN_OUT,
- MAX_BANDWIDTH_CARRY_S);
+ GNUNET_CONSTANTS_DEFAULT_BW_IN_OUT,
+ MAX_BANDWIDTH_CARRY_S);
n->timeout_task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT,
- &neighbour_timeout_task, n);
+ GNUNET_SCHEDULER_add_delayed (GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT,
+ &neighbour_timeout_task, n);
GNUNET_assert (GNUNET_OK ==
- GNUNET_CONTAINER_multihashmap_put (neighbours,
- &n->id.hashPubKey, n,
- GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
+ GNUNET_CONTAINER_multihashmap_put (neighbours,
+ &n->id.hashPubKey, n,
+ GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
return n;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Trying to connect to peer `%s'\n",
GNUNET_i2s (target));
#endif
- if (0 == memcmp (target, &GST_my_identity,
- sizeof (struct GNUNET_PeerIdentity)))
+ if (0 ==
+ memcmp (target, &GST_my_identity, sizeof (struct GNUNET_PeerIdentity)))
{
/* my own hello */
return;
if (NULL != n)
{
- if ((is_connected(n)) || (is_connecting(n)))
- return; /* already connecting or connected */
- if (is_disconnecting(n))
+ if ((is_connected (n)) || (is_connecting (n)))
+ return; /* already connecting or connected */
+ if (is_disconnecting (n))
change_state (n, S_NOT_CONNECTED);
}
GNUNET_i2s (&n->id));
#endif
- GNUNET_ATS_suggest_address (GST_ats, &n->id);
+ GNUNET_ATS_suggest_address (GST_ats, &n->id);
}
/**
n = lookup_neighbour (target);
- if ((NULL == n) || (!is_connected(n)))
+ if ((NULL == n) || (!is_connected (n)))
return GNUNET_NO; /* not connected */
return GNUNET_YES;
}
}
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Session %X to peer `%s' ended \n",
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Session %X to peer `%s' ended \n",
session, GNUNET_i2s (peer));
#endif
n->addrlen = 0;
/* not connected anymore anyway, shouldn't matter */
- if ((!is_connected(n)) && (!is_connecting(n)))
+ if ((!is_connected (n)) && (!is_connecting (n)))
return;
/* We are connected, so ask ATS to switch addresses */
&neighbour_timeout_task, n);
/* try QUICKLY to re-establish a connection, reduce timeout! */
if (n->ats_suggest != GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel(n->ats_suggest);
- n->ats_suggest = GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel, n);
+ GNUNET_SCHEDULER_cancel (n->ats_suggest);
+ n->ats_suggest =
+ GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel,
+ n);
GNUNET_ATS_suggest_address (GST_ats, peer);
}
}
n = lookup_neighbour (target);
- if ((n == NULL) || (!is_connected(n)))
+ if ((n == NULL) || (!is_connected (n)))
{
GNUNET_STATISTICS_update (GST_stats,
gettext_noop
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Could not send message to peer `%s': unknown neighbour",
GNUNET_i2s (target));
- else if (!is_connected(n))
+ else if (!is_connected (n))
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Could not send message to peer `%s': not connected\n",
GNUNET_i2s (target));
return;
}
- if ((n->session == NULL) && (n->addr == NULL) && (n->addrlen ==0))
+ if ((n->session == NULL) && (n->addr == NULL) && (n->addrlen == 0))
{
GNUNET_STATISTICS_update (GST_stats,
gettext_noop
("# messages not sent (no such peer or not connected)"),
1, GNUNET_NO);
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Could not send message to peer `%s': no address available\n",
- GNUNET_i2s (target));
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Could not send message to peer `%s': no address available\n",
+ GNUNET_i2s (target));
#endif
if (NULL != cont)
if (NULL == n)
{
GNUNET_STATISTICS_update (GST_stats,
- gettext_noop
- ("# messages discarded due to lack of neighbour record"),
- 1, GNUNET_NO);
+ gettext_noop
+ ("# messages discarded due to lack of neighbour record"),
+ 1, GNUNET_NO);
*do_forward = GNUNET_NO;
return GNUNET_TIME_UNIT_ZERO;
}
}
- if (!is_connected(n))
+ if (!is_connected (n))
{
*do_forward = GNUNET_SYSERR;
return GNUNET_TIME_UNIT_ZERO;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting peer `%4s' due to `%s'\n",
GNUNET_i2s (&n->id), "SET_QUOTA");
#endif
- if (is_connected(n))
+ if (is_connected (n))
GNUNET_STATISTICS_update (GST_stats,
- gettext_noop ("# disconnects due to quota of 0"), 1,
- GNUNET_NO);
+ gettext_noop ("# disconnects due to quota of 0"),
+ 1, GNUNET_NO);
disconnect_neighbour (n);
}
struct IteratorContext *ic = cls;
struct NeighbourMapEntry *n = value;
- if (!is_connected(n))
+ if (!is_connected (n))
return GNUNET_OK;
ic->cb (ic->cb_cls, &n->id, NULL, 0, n->plugin_name, n->addr, n->addrlen);
n = lookup_neighbour (target);
if (NULL == n)
return; /* not active */
- if (is_connected(n))
+ if (is_connected (n))
{
- send_disconnect(&n->id, n->plugin_name, n->addr, n->addrlen, n->session);
+ send_disconnect (&n->id, n->plugin_name, n->addr, n->addrlen, n->session);
n = lookup_neighbour (target);
if (NULL == n)
- return; /* gone already */
+ return; /* gone already */
}
disconnect_neighbour (n);
}
/**
* We received a disconnect message from the given peer,
* validate and process.
- *
+ *
* @param peer sender of the message
* @param msg the disconnect message
*/
void
-GST_neighbours_handle_disconnect_message (const struct GNUNET_PeerIdentity *peer,
- const struct GNUNET_MessageHeader *msg)
+GST_neighbours_handle_disconnect_message (const struct GNUNET_PeerIdentity
+ *peer,
+ const struct GNUNET_MessageHeader
+ *msg)
{
struct NeighbourMapEntry *n;
const struct SessionDisconnectMessage *sdm;
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received DISCONNECT message from peer `%s'\n", GNUNET_i2s (peer));
+ "Received DISCONNECT message from peer `%s'\n",
+ GNUNET_i2s (peer));
#endif
if (ntohs (msg->size) != sizeof (struct SessionDisconnectMessage))
{
// GNUNET_break_op (0);
GNUNET_STATISTICS_update (GST_stats,
- gettext_noop ("# disconnect messages ignored (old format)"), 1,
- GNUNET_NO);
+ gettext_noop
+ ("# disconnect messages ignored (old format)"), 1,
+ GNUNET_NO);
return;
}
- sdm = (const struct SessionDisconnectMessage* ) msg;
+ sdm = (const struct SessionDisconnectMessage *) msg;
n = lookup_neighbour (peer);
if (NULL == n)
return; /* gone already */
n->connect_ts.abs_value)
{
GNUNET_STATISTICS_update (GST_stats,
- gettext_noop ("# disconnect messages ignored (timestamp)"), 1,
- GNUNET_NO);
+ gettext_noop
+ ("# disconnect messages ignored (timestamp)"), 1,
+ GNUNET_NO);
return;
}
GNUNET_CRYPTO_hash (&sdm->public_key,
- sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
- &hc);
- if (0 != memcmp (peer,
- &hc,
- sizeof (struct GNUNET_PeerIdentity)))
+ sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
+ &hc);
+ if (0 != memcmp (peer, &hc, sizeof (struct GNUNET_PeerIdentity)))
{
GNUNET_break_op (0);
return;
}
- if (ntohl (sdm->purpose.size) !=
+ if (ntohl (sdm->purpose.size) !=
sizeof (struct GNUNET_CRYPTO_RsaSignaturePurpose) +
sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded) +
sizeof (struct GNUNET_TIME_AbsoluteNBO))
return;
}
if (GNUNET_OK !=
- GNUNET_CRYPTO_rsa_verify (GNUNET_MESSAGE_TYPE_TRANSPORT_SESSION_DISCONNECT,
- &sdm->purpose,
- &sdm->signature,
- &sdm->public_key))
+ GNUNET_CRYPTO_rsa_verify
+ (GNUNET_MESSAGE_TYPE_TRANSPORT_SESSION_DISCONNECT, &sdm->purpose,
+ &sdm->signature, &sdm->public_key))
{
GNUNET_break_op (0);
return;
*/
void
GST_neighbours_handle_connect_ack (const struct GNUNET_MessageHeader *message,
- const struct GNUNET_PeerIdentity *peer,
- const char *plugin_name,
- const char *sender_address, uint16_t sender_address_len,
- struct Session *session,
- const struct GNUNET_ATS_Information *ats,
- uint32_t ats_count)
+ const struct GNUNET_PeerIdentity *peer,
+ const char *plugin_name,
+ const char *sender_address,
+ uint16_t sender_address_len,
+ struct Session *session,
+ const struct GNUNET_ATS_Information *ats,
+ uint32_t ats_count)
{
const struct SessionConnectMessage *scm;
struct QuotaSetMessage q_msg;
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received CONNECT_ACK message from peer `%s'\n", GNUNET_i2s (peer));
+ "Received CONNECT_ACK message from peer `%s'\n",
+ GNUNET_i2s (peer));
#endif
if (ntohs (message->size) != sizeof (struct SessionConnectMessage))
n = lookup_neighbour (peer);
if (NULL == n)
n = setup_neighbour (peer);
-/*
- if (n->state != S_CONNECT_SENT)
+
+ if (!is_connecting(n))
{
- GNUNET_break (0);
- send_disconnect(&n->id, n->plugin_name, n->addr, n->addrlen, n->session);
+ GNUNET_STATISTICS_update (GST_stats,
+ gettext_noop ("# unexpected CONNECT_ACK messages"), 1,
+ GNUNET_NO);
return;
}
-*/
+
if (NULL != session)
GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG | GNUNET_ERROR_TYPE_BULK,
"transport-ats",
"Giving ATS session %p of plugin %s for peer %s\n",
- session,
- plugin_name,
- GNUNET_i2s (peer));
- GNUNET_ATS_address_update (GST_ats,
- peer,
- plugin_name, sender_address, sender_address_len,
- session, ats, ats_count);
-
- was_connected = is_connected(n);
- if (!is_connected(n))
+ session, plugin_name, GNUNET_i2s (peer));
+ GNUNET_ATS_address_update (GST_ats, peer, plugin_name, sender_address,
+ sender_address_len, session, ats, ats_count);
+
+ was_connected = is_connected (n);
+ if (!is_connected (n))
+ {
change_state (n, S_CONNECTED);
+ GST_validation_set_address_use (&n->id,
+ n->plugin_name,
+ n->session,
+ n->addr,
+ n->addrlen,
+ GNUNET_YES);
+ }
+
+ GNUNET_ATS_address_in_use (GST_ats, &n->id, n->plugin_name, n->addr,
+ n->addrlen, n->addr, GNUNET_YES);
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Setting inbound quota of %u for peer `%s' to \n",
ntohl (n->bandwidth_in.value__), GNUNET_i2s (&n->id));
#endif
- GST_neighbours_set_incoming_quota(&n->id, n->bandwidth_in);
+ GST_neighbours_set_incoming_quota (&n->id, n->bandwidth_in);
- /* send ACK (ACK)*/
- msg_len = sizeof (msg);
+ /* send ACK (ACK) */
+ msg_len = sizeof (msg);
msg.size = htons (msg_len);
msg.type = htons (GNUNET_MESSAGE_TYPE_TRANSPORT_SESSION_ACK);
- ret = send_with_plugin (&n->id, (const char *) &msg, msg_len, UINT32_MAX,
- GNUNET_TIME_UNIT_FOREVER_REL,
- n->session, n->plugin_name, n->addr, n->addrlen,
- GNUNET_YES, NULL, NULL);
+ ret =
+ send_with_plugin (&n->id, (const char *) &msg, msg_len, UINT32_MAX,
+ GNUNET_TIME_UNIT_FOREVER_REL, n->session,
+ n->plugin_name, n->addr, n->addrlen, GNUNET_YES, NULL,
+ NULL);
if (ret == GNUNET_SYSERR)
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Failed to send SESSION_ACK to `%4s' using plugin `%s' address '%s' session %X\n",
- GNUNET_i2s (&n->id), n->plugin_name,
- (n->addrlen == 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name,
- n->addr,
- n->addrlen),
- n->session);
+ "Failed to send SESSION_ACK to `%4s' using plugin `%s' address '%s' session %X\n",
+ GNUNET_i2s (&n->id), n->plugin_name,
+ (n->addrlen ==
+ 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name, n->addr,
+ n->addrlen), n->session);
if (!was_connected)
{
if (n->keepalive_task == GNUNET_SCHEDULER_NO_TASK)
- n->keepalive_task = GNUNET_SCHEDULER_add_delayed (KEEPALIVE_FREQUENCY,
- &neighbour_keepalive_task,
- n);
+ n->keepalive_task =
+ GNUNET_SCHEDULER_add_delayed (KEEPALIVE_FREQUENCY,
+ &neighbour_keepalive_task, n);
neighbours_connected++;
GNUNET_STATISTICS_update (GST_stats, gettext_noop ("# peers connected"), 1,
GNUNET_NO);
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Notify about connect of `%4s' using plugin `%s' address '%s' session %X LINE %u\n",
- GNUNET_i2s (&n->id), n->plugin_name,
- (n->addrlen == 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name,
- n->addr,
- n->addrlen),
- n->session, __LINE__);
+ "Notify about connect of `%4s' using plugin `%s' address '%s' session %X LINE %u\n",
+ GNUNET_i2s (&n->id), n->plugin_name,
+ (n->addrlen ==
+ 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name, n->addr,
+ n->addrlen), n->session,
+ __LINE__);
#endif
connect_notify_cb (callback_cls, &n->id, ats, ats_count);
}
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Sending outbound quota of %u Bps for peer `%s' to all clients\n",
- ntohl (n->bandwidth_out.value__), GNUNET_i2s (peer));
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending outbound quota of %u Bps for peer `%s' to all clients\n",
+ ntohl (n->bandwidth_out.value__), GNUNET_i2s (peer));
#endif
- q_msg.header.size = htons (sizeof (struct QuotaSetMessage));
- q_msg.header.type = htons (GNUNET_MESSAGE_TYPE_TRANSPORT_SET_QUOTA);
- q_msg.quota = n->bandwidth_out;
- q_msg.peer = (*peer);
- GST_clients_broadcast (&q_msg.header, GNUNET_NO);
+ q_msg.header.size = htons (sizeof (struct QuotaSetMessage));
+ q_msg.header.type = htons (GNUNET_MESSAGE_TYPE_TRANSPORT_SET_QUOTA);
+ q_msg.quota = n->bandwidth_out;
+ q_msg.peer = (*peer);
+ GST_clients_broadcast (&q_msg.header, GNUNET_NO);
}
void
GST_neighbours_handle_ack (const struct GNUNET_MessageHeader *message,
- const struct GNUNET_PeerIdentity *peer,
- const char *plugin_name,
- const char *sender_address, uint16_t sender_address_len,
- struct Session *session,
- const struct GNUNET_ATS_Information *ats,
- uint32_t ats_count)
+ const struct GNUNET_PeerIdentity *peer,
+ const char *plugin_name, const char *sender_address,
+ uint16_t sender_address_len, struct Session *session,
+ const struct GNUNET_ATS_Information *ats,
+ uint32_t ats_count)
{
struct NeighbourMapEntry *n;
struct QuotaSetMessage q_msg;
int was_connected;
#if DEBUG_TRANSPORT
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received ACK message from peer `%s'\n", GNUNET_i2s (peer));
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received ACK message from peer `%s'\n",
+ GNUNET_i2s (peer));
#endif
if (ntohs (message->size) != sizeof (struct GNUNET_MessageHeader))
n = lookup_neighbour (peer);
if (NULL == n)
{
- send_disconnect(peer, plugin_name, sender_address, sender_address_len, session);
+ send_disconnect (peer, plugin_name, sender_address, sender_address_len,
+ session);
GNUNET_break (0);
return;
}
- if (is_connected(n))
+ if (is_connected (n))
return;
+ if (!is_connecting(n))
+ {
+ GNUNET_STATISTICS_update (GST_stats, gettext_noop ("# unexpected ACK messages"), 1,
+ GNUNET_NO);
+ return;
+ }
+
if (NULL != session)
GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG | GNUNET_ERROR_TYPE_BULK,
"transport-ats",
"Giving ATS session %p of plugin %s for peer %s\n",
- session,
- plugin_name,
- GNUNET_i2s (peer));
- GNUNET_ATS_address_update (GST_ats,
- peer,
- plugin_name, sender_address, sender_address_len,
- session, ats, ats_count);
-
- was_connected = is_connected(n);
+ session, plugin_name, GNUNET_i2s (peer));
+ GNUNET_ATS_address_update (GST_ats, peer, plugin_name, sender_address,
+ sender_address_len, session, ats, ats_count);
+
+ was_connected = is_connected (n);
change_state (n, S_CONNECTED);
- GST_neighbours_set_incoming_quota(&n->id, n->bandwidth_in);
+ GNUNET_ATS_address_in_use (GST_ats, &n->id, n->plugin_name, n->addr,
+ n->addrlen, n->addr, GNUNET_YES);
+
+ GST_neighbours_set_incoming_quota (&n->id, n->bandwidth_in);
if (n->keepalive_task == GNUNET_SCHEDULER_NO_TASK)
- n->keepalive_task = GNUNET_SCHEDULER_add_delayed (KEEPALIVE_FREQUENCY,
- &neighbour_keepalive_task,
- n);
+ n->keepalive_task =
+ GNUNET_SCHEDULER_add_delayed (KEEPALIVE_FREQUENCY,
+ &neighbour_keepalive_task, n);
if (!was_connected)
{
- neighbours_connected++;
- GNUNET_STATISTICS_update (GST_stats, gettext_noop ("# peers connected"), 1,
- GNUNET_NO);
+ GST_validation_set_address_use (&n->id,
+ n->plugin_name,
+ n->session,
+ n->addr,
+ n->addrlen,
+ GNUNET_YES);
+ neighbours_connected++;
+ GNUNET_STATISTICS_update (GST_stats, gettext_noop ("# peers connected"), 1,
+ GNUNET_NO);
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Notify about connect of `%4s' using plugin `%s' address '%s' session %X LINE %u\n",
- GNUNET_i2s (&n->id), n->plugin_name,
- (n->addrlen == 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name,
- n->addr,
- n->addrlen),
- n->session, __LINE__);
+ "Notify about connect of `%4s' using plugin `%s' address '%s' session %X LINE %u\n",
+ GNUNET_i2s (&n->id), n->plugin_name,
+ (n->addrlen ==
+ 0) ? "<inbound>" : GST_plugins_a2s (n->plugin_name, n->addr,
+ n->addrlen), n->session,
+ __LINE__);
#endif
- connect_notify_cb (callback_cls, &n->id, ats, ats_count);
+ connect_notify_cb (callback_cls, &n->id, ats, ats_count);
}
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Sending outbound quota of %u Bps for peer `%s' to all clients\n",
ntohl (n->bandwidth_out.value__), GNUNET_i2s (peer));
#endif
-
q_msg.header.size = htons (sizeof (struct QuotaSetMessage));
q_msg.header.type = htons (GNUNET_MESSAGE_TYPE_TRANSPORT_SET_QUOTA);
q_msg.quota = n->bandwidth_out;
q_msg.peer = (*peer);
GST_clients_broadcast (&q_msg.header, GNUNET_NO);
-
}
struct BlackListCheckContext
static void
handle_connect_blacklist_cont (void *cls,
- const struct GNUNET_PeerIdentity
- * peer, int result)
+ const struct GNUNET_PeerIdentity *peer,
+ int result)
{
struct NeighbourMapEntry *n;
- struct BlackListCheckContext * bcc = cls;
+ struct BlackListCheckContext *bcc = cls;
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Blacklist check due to CONNECT message: `%s'\n", GNUNET_i2s (peer), (result == GNUNET_OK) ? "ALLOWED" : "FORBIDDEN");
+ "Blacklist check due to CONNECT message: `%s'\n",
+ GNUNET_i2s (peer),
+ (result == GNUNET_OK) ? "ALLOWED" : "FORBIDDEN");
#endif
/* not allowed */
GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG | GNUNET_ERROR_TYPE_BULK,
"transport-ats",
"Giving ATS session %p of plugin %s address `%s' for peer %s\n",
- bcc->session,
- bcc->plugin_name,
- GST_plugins_a2s (bcc->plugin_name, bcc->sender_address, bcc->sender_address_len),
+ bcc->session, bcc->plugin_name,
+ GST_plugins_a2s (bcc->plugin_name, bcc->sender_address,
+ bcc->sender_address_len),
GNUNET_i2s (peer));
- GNUNET_ATS_address_update (GST_ats,
- peer,
- bcc->plugin_name, bcc->sender_address, bcc->sender_address_len,
+ GNUNET_ATS_address_update (GST_ats, peer, bcc->plugin_name,
+ bcc->sender_address, bcc->sender_address_len,
bcc->session, bcc->ats, bcc->ats_count);
n->connect_ts = bcc->ts;
}
GNUNET_free (bcc);
if (n->state != S_CONNECT_RECV)
- change_state (n, S_CONNECT_RECV);
+ change_state (n, S_CONNECT_RECV);
/* Ask ATS for an address to connect via that address */
if (n->ats_suggest != GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel(n->ats_suggest);
- n->ats_suggest = GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel, n);
- GNUNET_ATS_suggest_address(GST_ats, peer);
+ GNUNET_SCHEDULER_cancel (n->ats_suggest);
+ n->ats_suggest =
+ GNUNET_SCHEDULER_add_delayed (ATS_RESPONSE_TIMEOUT, ats_suggest_cancel,
+ n);
+ GNUNET_ATS_suggest_address (GST_ats, peer);
}
/**
*/
void
GST_neighbours_handle_connect (const struct GNUNET_MessageHeader *message,
- const struct GNUNET_PeerIdentity *peer,
- const char *plugin_name,
- const char *sender_address, uint16_t sender_address_len,
- struct Session *session,
- const struct GNUNET_ATS_Information *ats,
- uint32_t ats_count)
+ const struct GNUNET_PeerIdentity *peer,
+ const char *plugin_name,
+ const char *sender_address,
+ uint16_t sender_address_len,
+ struct Session *session,
+ const struct GNUNET_ATS_Information *ats,
+ uint32_t ats_count)
{
const struct SessionConnectMessage *scm;
- struct NeighbourMapEntry * n;
- struct BlackListCheckContext * bcc = NULL;
+ struct NeighbourMapEntry *n;
+ struct BlackListCheckContext *bcc = NULL;
#if DEBUG_TRANSPORT
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received CONNECT message from peer `%s'\n", GNUNET_i2s (peer));
+ "Received CONNECT message from peer `%s'\n", GNUNET_i2s (peer));
#endif
if (ntohs (message->size) != sizeof (struct SessionConnectMessage))
scm = (const struct SessionConnectMessage *) message;
GNUNET_break_op (ntohl (scm->reserved) == 0);
- n = lookup_neighbour(peer);
+ n = lookup_neighbour (peer);
if (n != NULL)
{
/* connected peer switches addresses */
- if (is_connected(n))
+ if (is_connected (n))
{
- GNUNET_ATS_address_update(GST_ats, peer, plugin_name, sender_address, sender_address_len, session, ats, ats_count);
+ GNUNET_ATS_address_update (GST_ats, peer, plugin_name, sender_address,
+ sender_address_len, session, ats, ats_count);
return;
}
}
/* we are not connected to this peer */
- /* do blacklist check*/
- bcc = GNUNET_malloc (sizeof (struct BlackListCheckContext) +
- sizeof (struct GNUNET_ATS_Information) * ats_count +
- sender_address_len +
- strlen (plugin_name)+1);
+ /* do blacklist check */
+ bcc =
+ GNUNET_malloc (sizeof (struct BlackListCheckContext) +
+ sizeof (struct GNUNET_ATS_Information) * (ats_count + 1) +
+ sender_address_len + strlen (plugin_name) + 1);
bcc->ts = GNUNET_TIME_absolute_ntoh (scm->timestamp);
- bcc->ats_count = ats_count;
+ bcc->ats_count = ats_count + 1;
bcc->sender_address_len = sender_address_len;
bcc->session = session;
bcc->ats = (struct GNUNET_ATS_Information *) &bcc[1];
- memcpy (bcc->ats, ats,sizeof (struct GNUNET_ATS_Information) * ats_count );
-
- bcc->sender_address = (char *) &bcc->ats[ats_count];
- memcpy (bcc->sender_address, sender_address , sender_address_len);
+ memcpy (bcc->ats, ats, sizeof (struct GNUNET_ATS_Information) * ats_count);
+ bcc->ats[ats_count].type = htonl (GNUNET_ATS_QUALITY_NET_DELAY);
+ bcc->ats[ats_count].value = htonl ((uint32_t) GST_neighbour_get_latency (peer).rel_value);
+ bcc->sender_address = (char *) &bcc->ats[ats_count + 1];
+ memcpy (bcc->sender_address, sender_address, sender_address_len);
bcc->plugin_name = &bcc->sender_address[sender_address_len];
strcpy (bcc->plugin_name, plugin_name);
- GST_blacklist_test_allowed (peer, plugin_name, handle_connect_blacklist_cont, bcc);
+ GST_blacklist_test_allowed (peer, plugin_name, handle_connect_blacklist_cont,
+ bcc);
}