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[gnunet] branch master updated: towards UDP backchannels
From: |
gnunet |
Subject: |
[gnunet] branch master updated: towards UDP backchannels |
Date: |
Sat, 30 May 2020 17:50:57 +0200 |
This is an automated email from the git hooks/post-receive script.
martin-schanzenbach pushed a commit to branch master
in repository gnunet.
The following commit(s) were added to refs/heads/master by this push:
new a325c3eaa towards UDP backchannels
a325c3eaa is described below
commit a325c3eaa8450d325fe57959eac29da5496cfd6d
Author: Martin Schanzenbach <mschanzenbach@posteo.de>
AuthorDate: Sat May 30 17:45:38 2020 +0200
towards UDP backchannels
---
src/transport/gnunet-communicator-udp.c | 32 ++++++++++++++++++++++++++----
src/transport/test_communicator_basic.c | 35 ++++++++++++++++++++++++++++++---
src/transport/transport-testing2.c | 11 +++++++++--
src/transport/transport-testing2.h | 1 +
4 files changed, 70 insertions(+), 9 deletions(-)
diff --git a/src/transport/gnunet-communicator-udp.c
b/src/transport/gnunet-communicator-udp.c
index 72e84567a..344ba5180 100644
--- a/src/transport/gnunet-communicator-udp.c
+++ b/src/transport/gnunet-communicator-udp.c
@@ -1030,6 +1030,8 @@ check_timeouts (void *cls)
rt = GNUNET_TIME_absolute_get_remaining (receiver->timeout);
if (0 != rt.rel_value_us)
break;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Receiver timed out\n");
receiver_destroy (receiver);
}
st = GNUNET_TIME_UNIT_FOREVER_REL;
@@ -1257,23 +1259,35 @@ handle_ack (void *cls, const struct GNUNET_PeerIdentity
*pid, void *value)
{
const struct UDPAck *ack = cls;
struct ReceiverAddress *receiver = value;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "in handle ack\n");
(void) pid;
for (struct SharedSecret *ss = receiver->ss_head; NULL != ss; ss = ss->next)
{
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Checking shared secrets\n");
if (0 == memcmp (&ack->cmac, &ss->cmac, sizeof(struct GNUNET_HashCode)))
{
uint32_t allowed;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Found matching mac\n");
allowed = ntohl (ack->sequence_max);
if (allowed > ss->sequence_allowed)
{
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "%u > %u (%u)\n", allowed, ss->sequence_allowed,
+ receiver->acks_available);
+
receiver->acks_available += (allowed - ss->sequence_allowed);
if ((allowed - ss->sequence_allowed) == receiver->acks_available)
{
/* we just incremented from zero => MTU change! */
- setup_receiver_mq (receiver);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "we just incremented from zero => MTU change!\n");
+ //TODO setup_receiver_mq (receiver);
}
ss->sequence_allowed = allowed;
/* move ss to head to avoid discarding it anytime soon! */
@@ -1361,6 +1375,9 @@ consider_ss_ack (struct SharedSecret *ss)
ack.header.size = htons (sizeof(ack));
ack.sequence_max = htonl (ss->sequence_allowed);
ack.cmac = ss->cmac;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Notifying transport of UDPAck %s\n",
+ GNUNET_i2s_full (&ss->sender->target));
GNUNET_TRANSPORT_communicator_notify (ch,
&ss->sender->target,
COMMUNICATOR_ADDRESS_PREFIX,
@@ -2031,11 +2048,12 @@ static void
mq_destroy (struct GNUNET_MQ_Handle *mq, void *impl_state)
{
struct ReceiverAddress *receiver = impl_state;
-
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "MQ destroyed\n");
if (mq == receiver->mq)
{
receiver->mq = NULL;
- receiver_destroy (receiver);
+ //receiver_destroy (receiver);
}
}
@@ -2093,7 +2111,7 @@ setup_receiver_mq (struct ReceiverAddress *receiver)
GNUNET_TRANSPORT_communicator_mq_del (receiver->qh);
receiver->qh = NULL;
}
- GNUNET_assert (NULL == receiver->mq);
+ //GNUNET_assert (NULL == receiver->mq);
switch (receiver->address->sa_family)
{
case AF_INET:
@@ -2190,6 +2208,9 @@ mq_init (void *cls, const struct GNUNET_PeerIdentity
*peer, const char *address)
&receiver->target,
receiver,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Added %s to receivers\n",
+ GNUNET_i2s_full (&receiver->target));
receiver->timeout =
GNUNET_TIME_relative_to_absolute
(GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT);
receiver->hn = GNUNET_CONTAINER_heap_insert (receivers_heap,
@@ -2336,6 +2357,9 @@ enc_notify_cb (void *cls,
const struct UDPAck *ack;
(void) cls;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Storing UDPAck received from backchannel from %s\n",
+ GNUNET_i2s_full (sender));
if ((ntohs (msg->type) != GNUNET_MESSAGE_TYPE_COMMUNICATOR_UDP_ACK) ||
(ntohs (msg->size) != sizeof(struct UDPAck)))
{
diff --git a/src/transport/test_communicator_basic.c
b/src/transport/test_communicator_basic.c
index e99db7cfb..1dfcf2371 100644
--- a/src/transport/test_communicator_basic.c
+++ b/src/transport/test_communicator_basic.c
@@ -70,9 +70,9 @@ static struct
GNUNET_TRANSPORT_TESTING_TransportCommunicatorQueue *my_tc;
#define LONG_MESSAGE_SIZE 32000
-#define BURST_PACKETS 5000
+#define BURST_PACKETS 50
-#define TOTAL_ITERATIONS 5
+#define TOTAL_ITERATIONS 1
#define PEER_A 0
@@ -288,6 +288,34 @@ short_test (void *cls)
timeout = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_SECONDS);
}
+static int test_prepared = GNUNET_NO;
+
+/**
+ * This helps establishing the backchannel
+ */
+static void
+prepare_test (void *cls)
+{
+ char *payload;
+
+ if (GNUNET_YES == test_prepared)
+ {
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
+ &short_test,
+ NULL);
+ return;
+ }
+ test_prepared = GNUNET_YES;
+ payload = make_payload (SHORT_MESSAGE_SIZE);
+ GNUNET_TRANSPORT_TESTING_transport_communicator_send (my_tc,
+ &prepare_test,
+ NULL,
+ payload,
+ SHORT_MESSAGE_SIZE);
+ GNUNET_free (payload);
+}
+
+
/**
* @brief Handle opening of queue
@@ -318,7 +346,7 @@ add_queue_cb (void *cls,
to_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
&latency_timeout,
NULL);
- short_test (NULL);
+ prepare_test (NULL);
}
@@ -501,6 +529,7 @@ run (void *cls)
"transport",
communicator_binary,
cfg_peers_name[i],
+ &peer_id[i],
&communicator_available_cb,
&add_address_cb,
&queue_create_reply_cb,
diff --git a/src/transport/transport-testing2.c
b/src/transport/transport-testing2.c
index fe2f28f54..fc6d13590 100644
--- a/src/transport/transport-testing2.c
+++ b/src/transport/transport-testing2.c
@@ -84,6 +84,8 @@ struct GNUNET_TRANSPORT_TESTING_TransportCommunicatorHandle
*/
char *cfg_filename;
+ struct GNUNET_PeerIdentity peer_id;
+
/**
* @brief Handle to the transport service
*/
@@ -368,7 +370,8 @@ handle_communicator_backchannel (void *cls,
struct GNUNET_TRANSPORT_CommunicatorBackchannelIncoming *cbi;
struct GNUNET_MQ_Envelope *env;
-
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received backchannel message\n");
if (tc_h->bc_enabled != GNUNET_YES)
{
GNUNET_SERVICE_client_continue (client->client);
@@ -386,7 +389,7 @@ handle_communicator_backchannel (void *cls,
cbi,
isize,
GNUNET_MESSAGE_TYPE_TRANSPORT_COMMUNICATOR_BACKCHANNEL_INCOMING);
- cbi->pid = bc_msg->pid;
+ cbi->pid = tc_h->peer_id;
memcpy (&cbi[1], msg, isize);
@@ -934,6 +937,7 @@
GNUNET_TRANSPORT_TESTING_transport_communicator_service_start (
const char *service_name,
const char *binary_name,
const char *cfg_filename,
+ const struct GNUNET_PeerIdentity *peer_id,
GNUNET_TRANSPORT_TESTING_CommunicatorAvailableCallback
communicator_available_cb,
GNUNET_TRANSPORT_TESTING_AddAddressCallback add_address_cb,
@@ -971,6 +975,7 @@
GNUNET_TRANSPORT_TESTING_transport_communicator_service_start (
tc_h->add_queue_cb = add_queue_cb;
tc_h->incoming_msg_cb = incoming_message_cb;
tc_h->bc_cb = bc_cb;
+ tc_h->peer_id = *peer_id;
tc_h->cb_cls = cb_cls;
/* Start communicator part of service */
@@ -1069,6 +1074,8 @@ GNUNET_TRANSPORT_TESTING_transport_communicator_send
struct GNUNET_MQ_Envelope *env;
size_t inbox_size;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending message\n");
inbox_size = sizeof (struct GNUNET_MessageHeader) + payload_size;
env = GNUNET_MQ_msg_extra (msg,
inbox_size,
diff --git a/src/transport/transport-testing2.h
b/src/transport/transport-testing2.h
index 96a08a193..7a449f081 100644
--- a/src/transport/transport-testing2.h
+++ b/src/transport/transport-testing2.h
@@ -171,6 +171,7 @@
GNUNET_TRANSPORT_TESTING_transport_communicator_service_start (
const char *service_name,
const char *binary_name,
const char *cfg_filename,
+ const struct GNUNET_PeerIdentity *peer_id,
GNUNET_TRANSPORT_TESTING_CommunicatorAvailableCallback
communicator_available_cb,
GNUNET_TRANSPORT_TESTING_AddAddressCallback add_address_cb,
--
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