void sender_context_init(sender_context_t *sc, Options_t *opts, Statistics_t *stats)
{
sc->opts = opts;
sc->stats = stats;
sc->sent = 0;
sc->received = 0;
sc->id.type = PN_ULONG;
sc->reply_message = 0;
// 4096 extra bytes should easily cover the message metadata
sc->encoded_data_size = sc->opts->msg_size + 4096;
sc->encoded_data = (char *)calloc(1, sc->encoded_data_size);
check(sc->encoded_data, "failed to allocate encoding buffer");
sc->container_id = pn_string("reactor-send"); // prefer uuid-like name
sc->reply_message = (sc->opts->get_replies) ? pn_message() : 0;
sc->message = pn_message();
check(sc->message, "failed to allocate a message");
pn_string_t *rpto = pn_string("amqp://");
pn_string_addf(rpto, "%s", pn_string_get(sc->container_id));
pn_message_set_reply_to(sc->message, pn_string_get(rpto));
pn_free(rpto);
pn_data_t *body = pn_message_body(sc->message);
// borrow the encoding buffer this one time
char *data = sc->encoded_data;
pn_data_put_binary(body, pn_bytes(sc->opts->msg_size, data));
check(sc->opts->targets.count > 0, "no specified address");
sc->send_url = pn_url_parse(sc->opts->targets.addresses[0]);
const char *host = pn_url_get_host(sc->send_url);
const char *port = pn_url_get_port(sc->send_url);
sc->hostname = pn_string(host);
if (port && strlen(port))
pn_string_addf(sc->hostname, ":%s", port);
}
/* Test sending/receiving a message in chunks */
static void test_message_stream(test_t *t) {
test_proactor_t tps[] ={
test_proactor(t, message_stream_handler),
test_proactor(t, message_stream_handler)
};
pn_proactor_t *client = tps[0].proactor;
pn_listener_t *l = test_listen(&tps[1], "");
struct message_stream_context ctx = { 0 };
tps[0].handler.context = &ctx;
tps[1].handler.context = &ctx;
/* Encode a large (not very) message to send in chunks */
char *body = (char*)malloc(BODY);
memset(body, 'x', BODY);
pn_message_t *m = pn_message();
pn_data_put_binary(pn_message_body(m), pn_bytes(BODY, body));
free(body);
ctx.size = message_encode(m, &ctx.send_buf);
pn_message_free(m);
pn_connection_t *c = pn_connection();
pn_proactor_connect2(client, c, NULL, listener_info(l).connect);
pn_session_t *ssn = pn_session(c);
pn_session_open(ssn);
pn_link_t *snd = pn_sender(ssn, "x");
pn_link_open(snd);
TEST_PROACTORS_RUN_UNTIL(tps, PN_LINK_FLOW);
/* Send and receive the message in chunks */
do {
pn_connection_wake(c); /* Initiate send/receive of one chunk */
do { /* May be multiple receives for one send */
TEST_PROACTORS_RUN_UNTIL(tps, PN_DELIVERY);
} while (ctx.received < ctx.sent);
} while (!ctx.complete);
TEST_CHECK(t, ctx.received == ctx.size);
TEST_CHECK(t, ctx.sent == ctx.size);
TEST_CHECK(t, !memcmp(ctx.send_buf.start, ctx.recv_buf.start, ctx.size));
free(ctx.send_buf.start);
free(ctx.recv_buf.start);
TEST_PROACTORS_DESTROY(tps);
}
void amqp::Sender::send(IMessage const &message, Address const &address)
{
pn_data_t *pnmessage_body = NULL;
pn_message_t *pnmessage = pn_message();
if (pnmessage == NULL) {
throw std::exception("ERROR: Message could not be created.");
}
pn_message_set_address(pnmessage, address.toString().c_str());
_addMetaToMessage(pnmessage, message);
pnmessage_body = pn_message_body(pnmessage);
pn_data_put_binary(pnmessage_body, pn_bytes(message.getSize(), message.getBytes()));
pn_messenger_put(m_messenger, pnmessage);
if (isError()) {
_throwError();
}
// To avoid traffic flud and speed up the solution better to use blocking scokets in tracking mode
if (isTraking()) {
Log("Sending messages to %s\n", address.toString().c_str());
m_tracker = pn_messenger_outgoing_tracker(m_messenger);
pn_messenger_send(m_messenger, -1); // sync
}
else {
pn_messenger_send(m_messenger, 1); // async
}
if (isError()) {
_throwError();
}
_checkTracking();
pn_message_free(pnmessage);
}
int sendMessage(pn_messenger_t * messenger) {
//char * address = (char *) "amqps://{SAS Key Name}:{SAS key}@{namespace name}.servicebus.windows.net/{event hub name}";
char * address = (char *) "amqps://*****:*****@kelvin-flight.servicebus.windows.net/example";
char * msgtext = (char *) "Hello from C!";
pn_message_t * message;
pn_data_t * body;
message = pn_message();
pn_message_set_address(message, address);
pn_message_set_content_type(message, (char*) "application/octect-stream");
pn_message_set_inferred(message, true);
body = pn_message_body(message);
pn_data_put_binary(body, pn_bytes(strlen(msgtext), msgtext));
pn_messenger_put(messenger, message);
check(messenger);
pn_messenger_send(messenger, 1);
check(messenger);
pn_message_free(message);
}
mama_status
qpidBridgeMsgCodec_pack (msgBridge bridgeMessage,
mamaMsg target,
pn_message_t** protonMessage)
{
pn_data_t* properties = NULL;
pn_data_t* body = NULL;
mamaPayloadType payloadType = MAMA_PAYLOAD_UNKNOWN;
const void* buffer = NULL;
mama_size_t bufferLen = 0;
char* subject = NULL;
char* destination = NULL;
char* inboxName = NULL;
char* replyTo = NULL;
char* targetSubject = NULL;
mama_status status = MAMA_STATUS_OK;
qpidMsgType type = QPID_MSG_PUB_SUB;
if (NULL == bridgeMessage || NULL == target)
{
return MAMA_STATUS_NULL_ARG;
}
/* Get the underlying payload type */
mamaMsg_getPayloadType (target, &payloadType);
/* If this is a qpid payload, we don't need to serialize */
if (MAMA_PAYLOAD_QPID == payloadType)
{
/* This will extract only the underlying handle */
mamaMsgImpl_getPayloadBuffer (target, &buffer, &bufferLen);
/* Don't use function's proton message - use the one just extracted */
*protonMessage = (pn_message_t*) buffer;
}
else
{
const void* buffer = NULL;
mama_size_t bufferLen = 0;
/* This will extract a serialized version of the payload */
mamaMsg_getByteBuffer (target, &buffer, &bufferLen);
/* Use the function's proton message if this is not a qpid payload */
body = pn_message_body (*protonMessage);
pn_data_put_binary (body, pn_bytes(bufferLen, (char*)buffer));
}
/* Set the subject for the middleware according to the bridge msg */
status = qpidBridgeMamaMsgImpl_getSendSubject (bridgeMessage, &subject);
if (MAMA_STATUS_OK != status)
{
return status;
}
pn_message_set_subject (*protonMessage, subject);
/* Set the URL destination for the middleware according to the bridge msg */
status = qpidBridgeMamaMsgImpl_getDestination (bridgeMessage, &destination);
if (MAMA_STATUS_OK != status)
{
return status;
}
pn_message_set_address (*protonMessage, destination);
/* Get the properties from the message */
properties = pn_message_properties (*protonMessage);
/* Ensure position is at the start */
pn_data_rewind (properties);
/* Main container for meta data should be a list to allow expansion */
pn_data_put_list (properties);
/* Enter into the list for access to its elements */
pn_data_enter (properties);
/* Set the message type for the middleware according to the bridge msg */
status = qpidBridgeMamaMsgImpl_getMsgType (bridgeMessage, &type);
if (MAMA_STATUS_OK != status)
{
return status;
}
pn_data_put_ubyte (properties, type);
switch (type)
{
/* For inbox requests, set inbox name and reply to URLs */
case QPID_MSG_INBOX_REQUEST:
status = qpidBridgeMamaMsgImpl_getInboxName (bridgeMessage, &inboxName);
if (MAMA_STATUS_OK != status)
{
return status;
}
pn_data_put_string (properties, pn_bytes (strlen(inboxName),
inboxName));
status = qpidBridgeMamaMsgImpl_getReplyTo (bridgeMessage, &replyTo);
if (MAMA_STATUS_OK != status)
{
return status;
}
pn_data_put_string (properties, pn_bytes (strlen(replyTo),
replyTo));
break;
/* For inbox responses, set the target subject (e.g. initial for XX) */
case QPID_MSG_INBOX_RESPONSE:
status = qpidBridgeMamaMsgImpl_getTargetSubject (bridgeMessage,
&targetSubject);
if (MAMA_STATUS_OK != status)
{
return status;
}
pn_data_put_string (properties, pn_bytes (strlen(targetSubject),
targetSubject));
break;
/* The following message types require no further meta data */
case QPID_MSG_TERMINATE:
case QPID_MSG_SUB_REQUEST:
case QPID_MSG_PUB_SUB:
default:
break;
}
/* Exit out of the list previously entered */
pn_data_exit (properties);
return MAMA_STATUS_OK;
}
int main(int argc, char** argv)
{
Options_t opts;
Statistics_t stats;
uint64_t sent = 0;
uint64_t received = 0;
int target_index = 0;
int rc;
pn_message_t *message = 0;
pn_message_t *reply_message = 0;
pn_messenger_t *messenger = 0;
parse_options( argc, argv, &opts );
messenger = pn_messenger( opts.name );
if (opts.certificate) {
rc = pn_messenger_set_certificate(messenger, opts.certificate);
check( rc == 0, "Failed to set certificate" );
}
if (opts.privatekey) {
rc = pn_messenger_set_private_key(messenger, opts.privatekey);
check( rc == 0, "Failed to set private key" );
}
if (opts.password) {
rc = pn_messenger_set_password(messenger, opts.password);
free(opts.password);
check( rc == 0, "Failed to set password" );
}
if (opts.ca_db) {
rc = pn_messenger_set_trusted_certificates(messenger, opts.ca_db);
check( rc == 0, "Failed to set trusted CA database" );
}
if (opts.outgoing_window) {
pn_messenger_set_outgoing_window( messenger, opts.outgoing_window );
}
pn_messenger_set_timeout( messenger, opts.timeout );
pn_messenger_start(messenger);
message = pn_message();
check(message, "failed to allocate a message");
pn_message_set_reply_to(message, "~");
pn_data_t *body = pn_message_body(message);
char *data = (char *)calloc(1, opts.msg_size);
pn_data_put_binary(body, pn_bytes(opts.msg_size, data));
free(data);
pn_atom_t id;
id.type = PN_ULONG;
#if 0
// TODO: how do we effectively benchmark header processing overhead???
pn_data_t *props = pn_message_properties(message);
pn_data_put_map(props);
pn_data_enter(props);
//
//pn_data_put_string(props, pn_bytes(6, "string"));
//pn_data_put_string(props, pn_bytes(10, "this is awkward"));
//
//pn_data_put_string(props, pn_bytes(4, "long"));
pn_data_put_long(props, 12345);
//
//pn_data_put_string(props, pn_bytes(9, "timestamp"));
pn_data_put_timestamp(props, (pn_timestamp_t) 54321);
pn_data_exit(props);
#endif
const int get_replies = opts.get_replies;
if (get_replies) {
// disable the timeout so that pn_messenger_recv() won't block
reply_message = pn_message();
check(reply_message, "failed to allocate a message");
}
statistics_start( &stats );
while (!opts.msg_count || (sent < opts.msg_count)) {
// setup the message to send
pn_message_set_address(message, opts.targets.addresses[target_index]);
target_index = NEXT_ADDRESS(opts.targets, target_index);
id.u.as_ulong = sent;
pn_message_set_correlation_id( message, id );
pn_message_set_creation_time( message, msgr_now() );
pn_messenger_put(messenger, message);
sent++;
if (opts.send_batch && (pn_messenger_outgoing(messenger) >= (int)opts.send_batch)) {
if (get_replies) {
while (received < sent) {
// this will also transmit any pending sent messages
received += process_replies( messenger, reply_message,
&stats, opts.recv_count );
}
} else {
LOG("Calling pn_messenger_send()\n");
rc = pn_messenger_send(messenger, -1);
check((rc == 0 || rc == PN_TIMEOUT), "pn_messenger_send() failed");
}
}
check_messenger(messenger);
}
LOG("Messages received=%llu sent=%llu\n", received, sent);
if (get_replies) {
// wait for the last of the replies
while (received < sent) {
int count = process_replies( messenger, reply_message,
&stats, opts.recv_count );
check( count > 0 || (opts.timeout == 0),
"Error: timed out waiting for reply messages\n");
received += count;
LOG("Messages received=%llu sent=%llu\n", received, sent);
}
} else if (pn_messenger_outgoing(messenger) > 0) {
LOG("Calling pn_messenger_send()\n");
rc = pn_messenger_send(messenger, -1);
check(rc == 0, "pn_messenger_send() failed");
}
rc = pn_messenger_stop(messenger);
check(rc == 0, "pn_messenger_stop() failed");
check_messenger(messenger);
statistics_report( &stats, sent, received );
pn_messenger_free(messenger);
pn_message_free(message);
if (reply_message) pn_message_free( reply_message );
addresses_free( &opts.targets );
return 0;
}