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);
}
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;
}
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;
}