LONGBOW_TEST_CASE(Global, athenaTransportLinkModuleUDP_SendReceive)
{
PARCURI *connectionURI;
const char *result;
AthenaTransportLinkAdapter *athenaTransportLinkAdapter = athenaTransportLinkAdapter_Create(_removeLink, NULL);
assertNotNull(athenaTransportLinkAdapter, "athenaTransportLinkAdapter_Create returned NULL");
connectionURI = parcURI_Parse("udp://127.0.0.1:40000/Listener/name=UDPListener");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("udp://127.0.0.1:40000/name=UDP_1");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
athenaTransportLinkAdapter_Poll(athenaTransportLinkAdapter, 0);
CCNxName *name = ccnxName_CreateFromCString("lci:/foo/bar");
CCNxMetaMessage *ccnxMetaMessage = ccnxInterest_CreateSimple(name);
ccnxName_Release(&name);
PARCBitVector *sendVector = parcBitVector_Create();
int linkId = athenaTransportLinkAdapter_LinkNameToId(athenaTransportLinkAdapter, "UDP_1");
parcBitVector_Set(sendVector, linkId);
athena_EncodeMessage(ccnxMetaMessage);
PARCBitVector *resultVector;
resultVector = athenaTransportLinkAdapter_Send(athenaTransportLinkAdapter, ccnxMetaMessage, sendVector);
assertNotNull(resultVector, "athenaTransportLinkAdapter_Send failed");
parcBitVector_Release(&resultVector);
ccnxMetaMessage_Release(&ccnxMetaMessage);
parcBitVector_Release(&sendVector);
usleep(1000);
ccnxMetaMessage = athenaTransportLinkAdapter_Receive(athenaTransportLinkAdapter, &resultVector, 0);
assertNotNull(resultVector, "athenaTransportLinkAdapter_Receive failed");
assertTrue(parcBitVector_NumberOfBitsSet(resultVector) == 1, "athenaTransportLinkAdapter_Receive return message with more than one ingress link");
assertNotNull(ccnxMetaMessage, "athenaTransportLinkAdapter_Receive failed to provide message");
parcBitVector_Release(&resultVector);
ccnxMetaMessage_Release(&ccnxMetaMessage);
// Close one end of the connection and send a message from the other.
int closeResult = athenaTransportLinkAdapter_CloseByName(athenaTransportLinkAdapter, "UDPListener");
assertTrue(closeResult == 0, "athenaTransportLinkAdapter_CloseByName failed (%s)", strerror(errno));
ccnxMetaMessage = athenaTransportLinkAdapter_Receive(athenaTransportLinkAdapter, &resultVector, 1);
assertNull(resultVector, "athenaTransportLinkAdapter_Receive should have failed");
closeResult = athenaTransportLinkAdapter_CloseByName(athenaTransportLinkAdapter, "UDP_1");
assertTrue(closeResult == 0, "athenaTransportLinkAdapter_CloseByName failed (%s)", strerror(errno));
athenaTransportLinkAdapter_Destroy(&athenaTransportLinkAdapter);
}
LONGBOW_TEST_CASE(Global, athenaTransportLinkModuleUDP_MTU)
{
PARCURI *connectionURI;
const char *result;
AthenaTransportLinkAdapter *athenaTransportLinkAdapter = athenaTransportLinkAdapter_Create(_removeLink, NULL);
assertNotNull(athenaTransportLinkAdapter, "athenaTransportLinkAdapter_Create returned NULL");
connectionURI = parcURI_Parse("udp://127.0.0.1:40000/Listener/name=UDPListener/mtu=");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result == NULL, "athenaTransportLinkAdapter_Open failed to detect improper MTU (%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("udp://127.0.0.1:40000/Listener/name=UDPListener/mtu=20");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("udp://127.0.0.1:40000/name=UDP_1/mtu=20");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
athenaTransportLinkAdapter_Poll(athenaTransportLinkAdapter, 0);
CCNxName *name = ccnxName_CreateFromCString("lci:/foo/bar");
CCNxMetaMessage *ccnxMetaMessage = ccnxInterest_CreateSimple(name);
ccnxName_Release(&name);
PARCBitVector *sendVector = parcBitVector_Create();
int linkId = athenaTransportLinkAdapter_LinkNameToId(athenaTransportLinkAdapter, "UDP_1");
parcBitVector_Set(sendVector, linkId);
athena_EncodeMessage(ccnxMetaMessage);
PARCBitVector *resultVector;
resultVector = athenaTransportLinkAdapter_Send(athenaTransportLinkAdapter, ccnxMetaMessage, sendVector);
assertTrue(parcBitVector_NumberOfBitsSet(resultVector) == 0, "athenaTransportLinkAdapter_Send should have failed");
assertTrue(errno == EMSGSIZE, "athenaTransportLinkAdapter_Send should have failed with EMSGSIZE (%d): %s", errno, strerror(errno));
parcBitVector_Release(&resultVector);
ccnxMetaMessage_Release(&ccnxMetaMessage);
parcBitVector_Release(&sendVector);
usleep(1000);
ccnxMetaMessage = athenaTransportLinkAdapter_Receive(athenaTransportLinkAdapter, &resultVector, 0);
assertNull(ccnxMetaMessage, "athenaTransportLinkAdapter_Receive should have failed");
int closeResult = athenaTransportLinkAdapter_CloseByName(athenaTransportLinkAdapter, "UDPListener");
assertTrue(closeResult == 0, "athenaTransportLinkAdapter_CloseByName failed (%s)", strerror(errno));
closeResult = athenaTransportLinkAdapter_CloseByName(athenaTransportLinkAdapter, "UDP_1");
assertTrue(closeResult == 0, "athenaTransportLinkAdapter_CloseByName failed (%s)", strerror(errno));
athenaTransportLinkAdapter_Destroy(&athenaTransportLinkAdapter);
}
LONGBOW_TEST_CASE(Global, athenaTransportLinkAdapter_OpenPollClose)
{
PARCURI *connectionURI;
const char *result;
AthenaTransportLinkAdapter *athenaTransportLinkAdapter = athenaTransportLinkAdapter_Create(_removeLink, NULL);
assertNotNull(athenaTransportLinkAdapter, "athenaTransportLinkAdapter_Create returned NULL");
_LoadModule(athenaTransportLinkAdapter, "TCP");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, NULL);
assertTrue(result == NULL, "athenaTransportLinkAdapter_Open succeeded for NULL URI");
connectionURI = parcURI_Parse("unknown://127.0.0.1:50200/name=TCP_0");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result == NULL, "athenaTransportLinkAdapter_Open succeeded for Unknown module");
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://127.0.0.1:50200/nam=");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result == NULL, "athenaTransportLinkAdapter_Open succeeded for module with bad argument");
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://127.0.0.1:50200/listener/name=TCPListener");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://127.0.0.1:50200/listener/name=TCPListener");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result == NULL, "athenaTransportLinkAdapter_Open succeeded for duplicate listener name");
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://127.0.0.1:50200/name=TCP_0");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://127.0.0.1:50200/name=TCP_0");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result == NULL, "athenaTransportLinkAdapter_Open succeeded for duplicate link name");
parcURI_Release(&connectionURI);
athenaTransportLinkAdapter_Poll(athenaTransportLinkAdapter, 0);
int closeResult = athenaTransportLinkAdapter_CloseByName(athenaTransportLinkAdapter, "TCP_0");
assertTrue(closeResult == 0, "athenaTransportLinkAdapter_CloseByName failed (%s)", strerror(errno));
closeResult = athenaTransportLinkAdapter_CloseByName(athenaTransportLinkAdapter, "TCP_999");
assertTrue(closeResult == -1, "athenaTransportLinkAdapter_CloseByName succeeded for unknown link TCP_999");
athenaTransportLinkAdapter_Destroy(&athenaTransportLinkAdapter);
}
CCNxMetaMessage *
athenaTransportLinkAdapter_Receive(AthenaTransportLinkAdapter *athenaTransportLinkAdapter,
PARCBitVector **resultVector, int timeout)
{
int linkId;
*resultVector = parcBitVector_Create();
// Traverse instance list starting from where we last left off.
linkId = athenaTransportLinkAdapter->nextLinkToRead;
CCNxMetaMessage *ccnxMetaMessage = _retrieve_next_message(athenaTransportLinkAdapter, athenaTransportLinkAdapter->instanceList, &linkId);
if (ccnxMetaMessage) {
parcBitVector_Set(*resultVector, linkId);
athenaTransportLinkAdapter->nextLinkToRead = linkId + 1;
athenaTransportLinkAdapter->stats.messageReceived++;
return ccnxMetaMessage;
}
// Once the instance list is clear, traverse the entire listener list
ccnxMetaMessage = _retrieve_next_message(athenaTransportLinkAdapter, athenaTransportLinkAdapter->listenerList, NULL);
assertNull(ccnxMetaMessage, "listener returned an unexpected message");
// Last instance event has been serviced, poll all modules.
athenaTransportLinkAdapter_Poll(athenaTransportLinkAdapter, timeout);
// Traverse the entire listener list (could potentially populate other instances)
ccnxMetaMessage = _retrieve_next_message(athenaTransportLinkAdapter, athenaTransportLinkAdapter->listenerList, NULL);
assertNull(ccnxMetaMessage, "listener returned an unexpected message");
// Search instance list from the beginning.
athenaTransportLinkAdapter->nextLinkToRead = 0;
linkId = athenaTransportLinkAdapter->nextLinkToRead;
ccnxMetaMessage = _retrieve_next_message(athenaTransportLinkAdapter, athenaTransportLinkAdapter->instanceList, &linkId);
if (ccnxMetaMessage) {
parcBitVector_Set(*resultVector, linkId);
athenaTransportLinkAdapter->nextLinkToRead = linkId + 1;
athenaTransportLinkAdapter->stats.messageReceived++;
return ccnxMetaMessage;
}
parcBitVector_Release(resultVector);
errno = EAGAIN;
return NULL;
}
LONGBOW_TEST_CASE(Global, athenaTransportLinkAdapter_AddRemoveLink)
{
PARCURI *connectionURI;
const char *result;
AthenaTransportLinkAdapter *athenaTransportLinkAdapter = athenaTransportLinkAdapter_Create(_removeLink, NULL);
assertNotNull(athenaTransportLinkAdapter, "athenaTransportLinkAdapter_Create returned NULL");
_LoadModule(athenaTransportLinkAdapter, "TCP");
connectionURI = parcURI_Parse("tcp://127.0.0.1:50200/Listener/name=TCP_0");
result = athenaTransportLinkAdapter_Open(athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
athenaTransportLinkAdapter_Poll(athenaTransportLinkAdapter, 0);
int closeResult = athenaTransportLinkAdapter_CloseByName(athenaTransportLinkAdapter, "TCP_0");
assertTrue(closeResult == 0, "athenaTransportLinkAdapter_CloseByName failed (%s)", strerror(errno));
athenaTransportLinkAdapter_Destroy(&athenaTransportLinkAdapter);
}