LONGBOW_TEST_CASE(Global, athena_ForwarderEngine)
{
// Create a new athena instance
Athena *newAthena = athena_Create(AthenaDefaultContentStoreSize);
assertNotNull(newAthena, "Could not create a new Athena instance");
// Add a link
PARCURI *connectionURI = parcURI_Parse("tcp://localhost:50100/listener");
const char *result = athenaTransportLinkAdapter_Open(newAthena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed\n");
parcURI_Release(&connectionURI);
pthread_t thread;
// Passing in a reference that will be released by the new thread as the thread may not
// have time to acquire a reference itself before we release our reference.
int ret = pthread_create(&thread, NULL, athena_ForwarderEngine, (void *) athena_Acquire(newAthena));
assertTrue(ret == 0, "pthread_create failed");
athena_Release(&newAthena);
// Create a new local instance we can send a quit message from
Athena *athena = athena_Create(AthenaDefaultContentStoreSize);
assertNotNull(athena, "Could not create a new Athena instance");
connectionURI = parcURI_Parse("tcp://localhost:50100/name=TCP_1");
result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
PARCBitVector *linkVector = parcBitVector_Create();
int linkId = athenaTransportLinkAdapter_LinkNameToId(athena->athenaTransportLinkAdapter, "TCP_1");
parcBitVector_Set(linkVector, linkId);
CCNxName *name = ccnxName_CreateFromCString(CCNxNameAthenaCommand_Quit);
CCNxMetaMessage *interest = ccnxInterest_CreateSimple(name);
ccnxName_Release(&name);
athena_EncodeMessage(interest);
PARCBitVector
*resultVector = athenaTransportLinkAdapter_Send(athena->athenaTransportLinkAdapter, interest, linkVector);
assertNull(resultVector, "athenaTransportLinkAdapter_Send failed");
ccnxMetaMessage_Release(&interest);
parcBitVector_Release(&linkVector);
CCNxMetaMessage
*response = athenaTransportLinkAdapter_Receive(athena->athenaTransportLinkAdapter, &resultVector, -1);
assertNotNull(resultVector, "athenaTransportLinkAdapter_Receive failed");
assertTrue(parcBitVector_NumberOfBitsSet(resultVector) > 0, "athenaTransportLinkAdapter_Receive failed");
parcBitVector_Release(&resultVector);
ccnxMetaMessage_Release(&response);
athenaTransportLinkAdapter_CloseByName(athena->athenaTransportLinkAdapter, "TCP_1");
pthread_join(thread, NULL); // Wait for the child athena to actually finish
athena_Release(&athena);
}
LONGBOW_TEST_CASE(Global, athena_ProcessControl)
{
PARCURI *connectionURI;
Athena *athena = athena_Create(100);
CCNxControl *control = ccnxControl_CreateFlushRequest();
connectionURI = parcURI_Parse("tcp://localhost:50100/listener/name=TCPListener");
const char *result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://localhost:50100/name=TCP_0");
result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
int linkId = athenaTransportLinkAdapter_LinkNameToId(athena->athenaTransportLinkAdapter, "TCP_0");
PARCBitVector *ingressVector = parcBitVector_Create();
parcBitVector_Set(ingressVector, linkId);
athena_ProcessMessage(athena, control, ingressVector);
parcBitVector_Release(&ingressVector);
ccnxInterest_Release(&control);
athena_Release(&athena);
}
LONGBOW_TEST_CASE(Global, athena_ProcessControl_CPI_REGISTER_PREFIX)
{
PARCURI *connectionURI;
Athena *athena = athena_Create(100);
CCNxName *name = ccnxName_CreateFromCString("ccnx:/foo/bar");
CCNxControl *control = ccnxControl_CreateAddRouteToSelfRequest(name); // CPI_REGISTER_PREFIX
CCNxMetaMessage *registerPrefixCommand = ccnxMetaMessage_CreateFromControl(control);
ccnxControl_Release(&control);
control = ccnxControl_CreateRemoveRouteToSelfRequest(name); // CPI_UNREGISTER_PREFIX
CCNxMetaMessage *unregisterPrefixCommand = ccnxMetaMessage_CreateFromControl(control);
ccnxControl_Release(&control);
ccnxName_Release(&name);
connectionURI = parcURI_Parse("tcp://localhost:50100/listener/name=TCPListener");
const char *result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://localhost:50100/name=TCP_0");
result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
int linkId = athenaTransportLinkAdapter_LinkNameToId(athena->athenaTransportLinkAdapter, "TCP_0");
PARCBitVector *ingressVector = parcBitVector_Create();
parcBitVector_Set(ingressVector, linkId);
// Call _Receive() once to prime the link. Messages are dropped until _Receive() is called once.
PARCBitVector *linksRead = NULL;
CCNxMetaMessage *msg = athenaTransportLinkAdapter_Receive(athena->athenaTransportLinkAdapter, &linksRead, -1);
assertNull(msg, "Expected to NOT receive a message after the first call to _Receive()");
CCNxMetaMessage *cpiMessages[2];
cpiMessages[0] = registerPrefixCommand; // CPI_REGISTER_PREFIX
cpiMessages[1] = unregisterPrefixCommand; // CPI_UNREGISTER_PREFIX
for (int i = 0; i < 2; i++) {
CCNxMetaMessage *cpiMessageToSend = cpiMessages[i];
athena_ProcessMessage(athena, cpiMessageToSend, ingressVector);
ccnxMetaMessage_Release(&cpiMessageToSend);
CCNxMetaMessage *ack = athenaTransportLinkAdapter_Receive(athena->athenaTransportLinkAdapter, &linksRead, -1);
assertNotNull(ack, "Expected a CPI_ACK message back");
assertTrue(ccnxMetaMessage_IsControl(ack), "Expected a control message back");
parcBitVector_Release(&linksRead);
PARCJSON *json = ccnxControl_GetJson(ack);
const PARCJSONValue *cpiAckResult = parcJSON_GetByPath(json, "CPI_ACK/REQUEST/RESULT");
bool commandResult = parcJSONValue_GetBoolean(cpiAckResult);
assertTrue(commandResult, "Expected the ACK to contain RESULT=true");
ccnxMetaMessage_Release(&ack);
}
parcBitVector_Release(&ingressVector);
athena_Release(&athena);
}
LONGBOW_TEST_CASE(Global, athena_ProcessContentObject)
{
PARCURI *connectionURI;
Athena *athena = athena_Create(100);
CCNxName *name = ccnxName_CreateFromCString("lci:/cakes/and/pies");
uint64_t chunkNum = 0;
CCNxNameSegment *chunkSegment = ccnxNameSegmentNumber_Create(CCNxNameLabelType_CHUNK, chunkNum);
ccnxName_Append(name, chunkSegment);
ccnxNameSegment_Release(&chunkSegment);
PARCBuffer *payload = parcBuffer_WrapCString("this is a payload");
CCNxContentObject *contentObject = ccnxContentObject_CreateWithNameAndPayload(name, payload);
ccnxName_Release(&name);
parcBuffer_Release(&payload);
connectionURI = parcURI_Parse("tcp://localhost:50100/listener/name=TCPListener");
const char *result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://localhost:50100/name=TCP_0");
result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
int linkId = athenaTransportLinkAdapter_LinkNameToId(athena->athenaTransportLinkAdapter, "TCP_0");
PARCBitVector *ingressVector = parcBitVector_Create();
parcBitVector_Set(ingressVector, linkId);
athena_EncodeMessage(contentObject);
athena_ProcessMessage(athena, contentObject, ingressVector);
parcBitVector_Release(&ingressVector);
// Make sure we recover processing a "nameless" content object
payload = parcBuffer_WrapCString("Hello World");
CCNxContentObject *reply = ccnxContentObject_CreateWithPayload(payload);
parcBuffer_Release(&payload);
CCNxMetaMessage *response = ccnxMetaMessage_CreateFromContentObject(reply);
ccnxContentObject_Release(&reply);
athena_EncodeMessage(response);
athena_ProcessMessage(athena, response, ingressVector);
assertNull(ingressVector, "Processing nameless content object didn't fail.");
ccnxInterest_Release(&contentObject);
ccnxInterest_Release(&response);
athena_Release(&athena);
}
static CCNxMetaMessage *
_Control_Command_Spawn(Athena *athena, CCNxName *ccnxName, const char *command, const char *connectionSpecification)
{
CCNxMetaMessage *responseMessage;
// Create a new athena instance
Athena *newAthena = athena_Create(AthenaDefaultContentStoreSize);
if (newAthena == NULL) {
responseMessage = _create_response(athena, ccnxName, "Could not create a new Athena instance");
return responseMessage;
}
// Add the specified link
PARCURI *connectionURI = parcURI_Parse(connectionSpecification);
if (athenaTransportLinkAdapter_Open(newAthena->athenaTransportLinkAdapter, connectionURI) == NULL) {
parcLog_Error(athena->log, "Unable to configure an interface. Exiting...");
responseMessage = _create_response(athena, ccnxName, "Unable to configure an Athena interface for thread");
parcURI_Release(&connectionURI);
athena_Release(&newAthena);
return responseMessage;
}
parcURI_Release(&connectionURI);
pthread_t thread;
// Passing in a reference that will be released by the new thread as the thread may not
// have time to acquire a reference itself before we release our reference.
if (pthread_create(&thread, NULL, _start_forwarder_instance, (void *) athena_Acquire(newAthena)) != 0) {
responseMessage = _create_response(athena, ccnxName, "Athena process thread creation failed");
return responseMessage;
}
athena_Release(&newAthena);
athenaInterestControl_LogConfigurationChange(athena, ccnxName, "%s", connectionSpecification);
responseMessage = _create_response(athena, ccnxName, "Athena process thread started on %s", connectionSpecification);
return responseMessage;
}
LONGBOW_TEST_CASE(Global, athena_ProcessInterestReturn)
{
PARCURI *connectionURI;
Athena *athena = athena_Create(100);
CCNxName *name = ccnxName_CreateFromCString("lci:/boose/roo/pie");
CCNxInterest *interest =
ccnxInterest_CreateWithImpl(&CCNxInterestFacadeV1_Implementation,
name,
CCNxInterestDefault_LifetimeMilliseconds,
NULL,
NULL,
CCNxInterestDefault_HopLimit);
ccnxName_Release(&name);
CCNxInterestReturn *interestReturn = ccnxInterestReturn_Create(interest, CCNxInterestReturn_ReturnCode_Congestion);
ccnxInterest_Release(&interest);
connectionURI = parcURI_Parse("tcp://localhost:50100/listener/name=TCPListener");
const char *result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://localhost:50100/name=TCP_0");
result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
int linkId = athenaTransportLinkAdapter_LinkNameToId(athena->athenaTransportLinkAdapter, "TCP_0");
PARCBitVector *ingressVector = parcBitVector_Create();
parcBitVector_Set(ingressVector, linkId);
athena_EncodeMessage(interestReturn);
athena_ProcessMessage(athena, interestReturn, ingressVector);
parcBitVector_Release(&ingressVector);
ccnxInterest_Release(&interestReturn);
athena_Release(&athena);
}
int
main(int argc, char *argv[])
{
_athenaLogo();
printf("\n");
Athena *athena = athena_Create(AthenaDefaultContentStoreSize);
// Passing in a reference that will be released by athena_Process. athena_Process is used
// in athena_InterestControl.c:_Control_Command as the entry point for spawned instances.
// Spawned instances may not have have time to acquire a reference before our reference is
// released so the reference is acquired for them.
if (athena) {
_parseCommandLine(athena, argc, argv);
(void) athena_ForwarderEngine(athena_Acquire(athena));
}
athena_Release(&athena);
pthread_exit(NULL); // wait for any residual threads to exit
return 0;
}
void *
athena_ForwarderEngine(void *arg)
{
Athena *athena = (Athena *) arg;
if (athena) {
while (athena->athenaState == Athena_Running) {
CCNxMetaMessage *ccnxMessage;
PARCBitVector *ingressVector;
int receiveTimeout = -1; // block until message received
ccnxMessage = athenaTransportLinkAdapter_Receive(athena->athenaTransportLinkAdapter,
&ingressVector, receiveTimeout);
if (ccnxMessage) {
athena_ProcessMessage(athena, ccnxMessage, ingressVector);
parcBitVector_Release(&ingressVector);
ccnxMetaMessage_Release(&ccnxMessage);
}
}
usleep(1000); // workaround for coordinating with test infrastructure
athena_Release(&athena);
}
return NULL;
}
LONGBOW_TEST_CASE(Global, athena_ProcessInterest)
{
PARCURI *connectionURI;
Athena *athena = athena_Create(100);
CCNxName *name = ccnxName_CreateFromCString("lci:/foo/bar/baz");
CCNxInterest *interest = ccnxInterest_CreateSimple(name);
uint64_t chunkNum = 0;
CCNxNameSegment *chunkSegment = ccnxNameSegmentNumber_Create(CCNxNameLabelType_CHUNK, chunkNum);
ccnxName_Append(name, chunkSegment);
ccnxNameSegment_Release(&chunkSegment);
PARCBuffer *payload = parcBuffer_WrapCString("this is a payload");
CCNxContentObject *contentObject = ccnxContentObject_CreateWithNameAndPayload(name, payload);
parcBuffer_Release(&payload);
struct timeval tv;
gettimeofday(&tv, NULL);
uint64_t nowInMillis = (tv.tv_sec * 1000) + (tv.tv_usec / 1000);
ccnxContentObject_SetExpiryTime(contentObject, nowInMillis + 100000); // expire in 100 seconds
connectionURI = parcURI_Parse("tcp://localhost:50100/listener/name=TCPListener");
const char *result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed(%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://localhost:50100/name=TCP_0/local=false");
result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
connectionURI = parcURI_Parse("tcp://localhost:50100/name=TCP_1/local=false");
result = athenaTransportLinkAdapter_Open(athena->athenaTransportLinkAdapter, connectionURI);
assertTrue(result != NULL, "athenaTransportLinkAdapter_Open failed (%s)", strerror(errno));
parcURI_Release(&connectionURI);
int linkId = athenaTransportLinkAdapter_LinkNameToId(athena->athenaTransportLinkAdapter, "TCP_0");
PARCBitVector *interestIngressVector = parcBitVector_Create();
parcBitVector_Set(interestIngressVector, linkId);
linkId = athenaTransportLinkAdapter_LinkNameToId(athena->athenaTransportLinkAdapter, "TCP_1");
PARCBitVector *contentObjectIngressVector = parcBitVector_Create();
parcBitVector_Set(contentObjectIngressVector, linkId);
athena_EncodeMessage(interest);
athena_EncodeMessage(contentObject);
// Before FIB entry interest should not be forwarded
athena_ProcessMessage(athena, interest, interestIngressVector);
// Add route for interest, it should now be forwarded
athenaFIB_AddRoute(athena->athenaFIB, name, contentObjectIngressVector);
CCNxName *defaultName = ccnxName_CreateFromCString("lci:/");
athenaFIB_AddRoute(athena->athenaFIB, defaultName, contentObjectIngressVector);
ccnxName_Release(&defaultName);
// Process exact interest match
athena_ProcessMessage(athena, interest, interestIngressVector);
// Process a super-interest match
CCNxName *superName = ccnxName_CreateFromCString("lci:/foo/bar/baz/unmatched");
CCNxInterest *superInterest = ccnxInterest_CreateSimple(superName);
athena_EncodeMessage(superInterest);
athena_ProcessMessage(athena, superInterest, interestIngressVector);
ccnxName_Release(&superName);
ccnxInterest_Release(&superInterest);
// Process no-match/default route interest
CCNxName *noMatchName = ccnxName_CreateFromCString("lci:/buggs/bunny");
CCNxInterest *noMatchInterest = ccnxInterest_CreateSimple(noMatchName);
athena_EncodeMessage(noMatchInterest);
athena_ProcessMessage(athena, noMatchInterest, interestIngressVector);
ccnxName_Release(&noMatchName);
ccnxInterest_Release(&noMatchInterest);
// Create a matching content object that the store should retain and reply to the following interest with
athena_ProcessMessage(athena, contentObject, contentObjectIngressVector);
athena_ProcessMessage(athena, interest, interestIngressVector);
parcBitVector_Release(&interestIngressVector);
parcBitVector_Release(&contentObjectIngressVector);
ccnxName_Release(&name);
ccnxInterest_Release(&interest);
ccnxInterest_Release(&contentObject);
athena_Release(&athena);
}
LONGBOW_TEST_CASE(Global, athena_CreateRelease)
{
Athena *athena = athena_Create(100);
athena_Release(&athena);
}