struct GNUNET_PeerIdentity id;
int transport_connected;
int core_connected;
+ struct GNUNET_TRANSPORT_TransmitHandle *th_ping;
+ struct GNUNET_CORE_TransmitHandle *ch_ping;
+
+ struct GNUNET_TRANSPORT_TransmitHandle *th_pong;
+ struct GNUNET_CORE_TransmitHandle *ch_pong;
};
if (pc->core_connected != pc->transport_connected)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Inconsistend peer `%s': TRANSPORT %s <-> CORE %s\n",
+ "Inconsistent peer `%s': TRANSPORT %s <-> CORE %s\n",
GNUNET_i2s (&pc->id),
(GNUNET_YES == pc->transport_connected) ? "YES" : "NO",
(GNUNET_YES == pc->core_connected) ? "YES" : "NO");
{
struct PeerContainer *pc = value;
GNUNET_CONTAINER_multihashmap_remove(peers, key, value);
+ if (NULL != pc->th_ping)
+ {
+ GNUNET_TRANSPORT_notify_transmit_ready_cancel(pc->th_ping);
+ pc->th_ping = NULL;
+ }
+ if (NULL != pc->th_pong)
+ {
+ GNUNET_TRANSPORT_notify_transmit_ready_cancel(pc->th_pong);
+ pc->th_pong = NULL;
+ }
+ if (NULL != pc->ch_ping)
+ {
+ GNUNET_CORE_notify_transmit_ready_cancel (pc->ch_ping);
+ pc->ch_ping = NULL;
+ }
+ if (NULL != pc->ch_pong)
+ {
+ GNUNET_CORE_notify_transmit_ready_cancel(pc->ch_pong);
+ pc->ch_pong = NULL;
+ }
GNUNET_free (pc);
return GNUNET_OK;
}
}
+GNUNET_NETWORK_STRUCT_BEGIN
+
+struct PING
+{
+ struct GNUNET_MessageHeader header;
+
+ uint16_t src;
+};
+
+struct PONG
+{
+ struct GNUNET_MessageHeader header;
+
+ uint16_t src;
+};
+GNUNET_NETWORK_STRUCT_END
+
+
+ size_t send_transport_ping_cb (void *cls, size_t size, void *buf)
+{
+ struct PeerContainer * pc = cls;
+ struct PING ping;
+ size_t mlen = sizeof (struct PING);
+
+ if (size < mlen)
+ {
+ GNUNET_break (0);
+ return 0;
+ }
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending transport ping to `%s'\n", GNUNET_i2s (&pc->id));
+ ping.header.size = htons (mlen);
+ ping.header.type = htons (1234);
+ ping.src = htons (0);
+
+ pc->th_ping = NULL;
+
+ memcpy (buf, &ping, mlen);
+ return mlen;
+}
+
+size_t send_core_ping_cb (void *cls, size_t size, void *buf)
+{
+ struct PeerContainer * pc = cls;
+ struct PING ping;
+ size_t mlen = sizeof (struct PING);
+
+ if (size < mlen)
+ {
+ GNUNET_break (0);
+ return 0;
+ }
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending core ping to `%s'\n", GNUNET_i2s (&pc->id));
+ ping.header.size = htons (mlen);
+ ping.header.type = htons (1234);
+ ping.src = htons (1);
+
+ pc->ch_ping = NULL;
+
+ memcpy (buf, &ping, mlen);
+ return mlen;
+}
+
+
+size_t send_transport_pong_cb (void *cls, size_t size, void *buf)
+{
+ struct PeerContainer * pc = cls;
+ struct PING ping;
+ size_t mlen = sizeof (struct PING);
+
+ if (size < mlen)
+ {
+ GNUNET_break (0);
+ return 0;
+ }
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending transport pong to `%s'\n", GNUNET_i2s (&pc->id));
+ ping.header.size = htons (mlen);
+ ping.header.type = htons (4321);
+ ping.src = htons (0);
+
+ pc->th_pong = NULL;
+
+ memcpy (buf, &ping, mlen);
+ return mlen;
+}
+
+size_t send_core_pong_cb (void *cls, size_t size, void *buf)
+{
+struct PeerContainer * pc = cls;
+struct PING ping;
+size_t mlen = sizeof (struct PING);
+
+if (size < mlen)
+{
+ GNUNET_break (0);
+ return 0;
+}
+
+GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending core pong to `%s'\n", GNUNET_i2s (&pc->id));
+ping.header.size = htons (mlen);
+ping.header.type = htons (4321);
+ping.src = htons (1);
+
+pc->ch_pong = NULL;
+
+memcpy (buf, &ping, mlen);
+return mlen;
+}
+
static void
map_connect (const struct GNUNET_PeerIdentity *peer, void * source)
if (GNUNET_NO == pc->transport_connected)
{
pc->transport_connected = GNUNET_YES;
+ if (NULL == pc->th_ping)
+ pc->th_ping = GNUNET_TRANSPORT_notify_transmit_ready(th, peer, sizeof (struct PING), UINT_MAX, GNUNET_TIME_relative_get_forever(), &send_transport_ping_cb, pc);
+ else
+ GNUNET_break(0);
}
else
{
if (GNUNET_NO == pc->core_connected)
{
pc->core_connected = GNUNET_YES;
+ if (NULL == pc->ch_ping)
+ pc->ch_ping = GNUNET_CORE_notify_transmit_ready(ch,
+ GNUNET_NO, UINT_MAX,
+ GNUNET_TIME_relative_get_forever(),
+ peer,
+ sizeof (struct PING),
+ send_core_ping_cb, pc);
+ else
+ GNUNET_break (0);
}
else
{
pc = GNUNET_CONTAINER_multihashmap_get(peers, &peer->hashPubKey);
if (source == th)
{
+ if (NULL != pc->th_ping)
+ {
+ GNUNET_TRANSPORT_notify_transmit_ready_cancel(pc->th_ping);
+ pc->th_ping = NULL;
+ }
+ if (NULL != pc->th_pong)
+ {
+ GNUNET_TRANSPORT_notify_transmit_ready_cancel(pc->th_pong);
+ pc->th_pong = NULL;
+ }
+
if (GNUNET_YES == pc->transport_connected)
{
pc->transport_connected = GNUNET_NO;
}
if (source == ch)
{
+ if (NULL != pc->ch_ping)
+ {
+ GNUNET_CORE_notify_transmit_ready_cancel (pc->ch_ping);
+ pc->ch_ping = NULL;
+ }
+ if (NULL != pc->ch_pong)
+ {
+ GNUNET_CORE_notify_transmit_ready_cancel (pc->ch_pong);
+ pc->ch_pong = NULL;
+ }
+
if (GNUNET_YES == pc->core_connected)
{
pc->core_connected = GNUNET_NO;
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Removing peer `%s'\n", GNUNET_i2s (&pc->id));
GNUNET_assert (GNUNET_OK == GNUNET_CONTAINER_multihashmap_remove (peers, &peer->hashPubKey, pc));
+
+
GNUNET_free (pc);
}
GNUNET_TRANSPORT_disconnect (th);
th = NULL;
}
+
+
if (NULL != ch)
{
GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Disconnecting from core service\n");
}
+static void
+transport_notify_receive_cb (void *cls,
+ const struct
+ GNUNET_PeerIdentity * peer,
+ const struct
+ GNUNET_MessageHeader *
+ message,
+ const struct
+ GNUNET_ATS_Information * ats,
+ uint32_t ats_count)
+{
+
+
+ struct PeerContainer *pc = NULL;
+
+ pc = GNUNET_CONTAINER_multihashmap_get(peers, &peer->hashPubKey);
+
+ if (NULL == pc)
+ {
+ GNUNET_break (0);
+ return;
+ }
+
+ if ((message->size == ntohs (sizeof (struct PING))) && (message->type == ntohs (1234)))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Received %s %s from peer `%s'\n",
+ "TRANSPORT",
+ "PING",
+ GNUNET_i2s (peer)) ;
+ if (NULL == pc->th_pong)
+ pc->th_pong = GNUNET_TRANSPORT_notify_transmit_ready(th,
+ peer, sizeof (struct PONG),
+ UINT_MAX, GNUNET_TIME_relative_get_forever(),
+ &send_transport_pong_cb, pc);
+ else
+ GNUNET_break (0);
+
+ }
+ if ((message->size == ntohs (sizeof (struct PONG))) && (message->type == ntohs (4321)))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Received %s %s from peer `%s'\n",
+ "TRANSPORT",
+ "PONG",
+ GNUNET_i2s (peer));
+ }
+}
+
+int core_notify_receive_cb (void *cls,
+ const struct GNUNET_PeerIdentity * peer,
+ const struct GNUNET_MessageHeader * message,
+ const struct GNUNET_ATS_Information* atsi,
+ unsigned int atsi_count)
+{
+ struct PeerContainer *pc = NULL;
+
+ pc = GNUNET_CONTAINER_multihashmap_get(peers, &peer->hashPubKey);
+
+ if (NULL == pc)
+ {
+ GNUNET_break (0);
+ return GNUNET_OK;
+ }
+
+ if ((message->size == ntohs (sizeof (struct PING))) && (message->type == ntohs (1234)))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Received %s %s from peer `%s'\n",
+ "CORE",
+ "PING",
+ GNUNET_i2s (peer));
+ if (NULL == pc->ch_pong)
+ pc->ch_pong = GNUNET_CORE_notify_transmit_ready(ch,
+ GNUNET_NO, UINT_MAX,
+ GNUNET_TIME_relative_get_forever(),
+ peer,
+ sizeof (struct PONG),
+ send_core_pong_cb, pc);
+ else
+ GNUNET_break (0);
+ }
+
+ if ((message->size == ntohs (sizeof (struct PONG))) && (message->type == ntohs (4321)))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Received %s %s from peer `%s'\n",
+ "CORE",
+ "PONG",
+ GNUNET_i2s (peer));
+
+ }
+
+ return GNUNET_OK;
+}
static void
core_connect_cb (void *cls, const struct GNUNET_PeerIdentity *peer,
stats = GNUNET_STATISTICS_create ("watchdog", cfg);
peers = GNUNET_CONTAINER_multihashmap_create (20);
- th = GNUNET_TRANSPORT_connect(cfg, NULL, NULL, NULL,
+ th = GNUNET_TRANSPORT_connect(cfg, NULL, NULL,
+ &transport_notify_receive_cb,
&transport_notify_connect_cb,
&transport_notify_disconnect_cb);
GNUNET_assert (th != NULL);
&core_init_cb,
&core_connect_cb,
&core_disconnect_cb,
- NULL, GNUNET_NO,
+ &core_notify_receive_cb, GNUNET_NO,
NULL, GNUNET_NO,
NULL);
GNUNET_assert (ch != NULL);