RsslReactorCallbackRet channelEventCallback(RsslReactor *pReactor, RsslReactorChannel *pReactorChannel, RsslReactorChannelEvent *pChannelEvent)
{
RsslBool clientSessionFound = RSSL_FALSE;
RsslClientSessionInfo *pClientSessionInfo = (RsslClientSessionInfo*)pReactorChannel->userSpecPtr;
switch(pChannelEvent->channelEventType)
{
case RSSL_RC_CET_CHANNEL_UP:
{
/* A channel that we have requested via rsslReactorAccept() has come up. Set our
* file descriptor sets so we can be notified to start calling rsslReactorDispatch() for
* this channel. */
#ifdef _WIN32
int rcvBfrSize = 65535;
int sendBfrSize = 65535;
RsslErrorInfo rsslErrorInfo;
#endif
printf("Connection up!\n");
pClientSessionInfo->clientChannel = pReactorChannel;
printf("\nServer fd="SOCKET_PRINT_TYPE": New client on Channel fd="SOCKET_PRINT_TYPE"\n",
pReactorChannel->pRsslServer->socketId, pReactorChannel->socketId);
FD_SET(pReactorChannel->socketId, &readFds);
FD_SET(pReactorChannel->socketId, &exceptFds);
#ifdef _WIN32
/* WINDOWS: change size of send/receive buffer since it's small by default */
if (rsslReactorChannelIoctl(pReactorChannel, RSSL_SYSTEM_WRITE_BUFFERS, &sendBfrSize, &rsslErrorInfo) != RSSL_RET_SUCCESS)
{
printf("rsslReactorChannelIoctl(): failed <%s>\n", rsslErrorInfo.rsslError.text);
}
if (rsslReactorChannelIoctl(pReactorChannel, RSSL_SYSTEM_READ_BUFFERS, &rcvBfrSize, &rsslErrorInfo) != RSSL_RET_SUCCESS)
{
printf("rsslReactorChannelIoctl(): failed <%s>\n", rsslErrorInfo.rsslError.text);
}
#endif
if (xmlTrace)
{
RsslErrorInfo rsslErrorInfo;
RsslTraceOptions traceOptions;
rsslClearTraceOptions(&traceOptions);
traceOptions.traceMsgFileName = traceOutputFile;
traceOptions.traceFlags |= RSSL_TRACE_TO_FILE_ENABLE | RSSL_TRACE_TO_STDOUT | RSSL_TRACE_TO_MULTIPLE_FILES | RSSL_TRACE_WRITE | RSSL_TRACE_READ;
traceOptions.traceMsgMaxFileSize = 100000000;
rsslReactorChannelIoctl(pReactorChannel, (RsslIoctlCodes)RSSL_TRACE, (void *)&traceOptions, &rsslErrorInfo);
}
return RSSL_RC_CRET_SUCCESS;
}
case RSSL_RC_CET_CHANNEL_READY:
/* The channel has exchanged the messages necessary to setup the connection
* and is now ready for general use. For an RDM Provider, this normally immediately
* follows the CHANNEL_UP event. */
return RSSL_RC_CRET_SUCCESS;
case RSSL_RC_CET_FD_CHANGE:
/* The file descriptor representing the RsslReactorChannel has been changed.
* Update our file descriptor sets. */
printf("Fd change: "SOCKET_PRINT_TYPE" to "SOCKET_PRINT_TYPE"\n", pReactorChannel->oldSocketId, pReactorChannel->socketId);
FD_CLR(pReactorChannel->oldSocketId, &readFds);
FD_CLR(pReactorChannel->oldSocketId, &exceptFds);
FD_SET(pReactorChannel->socketId, &readFds);
FD_SET(pReactorChannel->socketId, &exceptFds);
return RSSL_RC_CRET_SUCCESS;
case RSSL_RC_CET_WARNING:
/* We have received a warning event for this channel. Print the information and continue. */
printf("Received warning for Channel fd="SOCKET_PRINT_TYPE".\n", pReactorChannel->socketId);
printf(" Error text: %s\n", pChannelEvent->pError->rsslError.text);
return RSSL_RC_CRET_SUCCESS;
case RSSL_RC_CET_CHANNEL_DOWN:
{
/* The channel has failed and has gone down. Print the error, close the channel, and reconnect later. */
printf("Connection down!\n");
if (pChannelEvent->pError)
printf(" Error text: %s\n", pChannelEvent->pError->rsslError.text);
closeItemChnlStreams(pReactor, pReactorChannel);
closeDictionaryChnlStreams(pReactorChannel);
closeDirectoryStreamForChannel(pReactorChannel);
closeLoginStreamForChannel(pReactorChannel);
if(pClientSessionInfo->clientChannel == NULL)
{
pClientSessionInfo->clientChannel = pReactorChannel;
}
/* It is important to make sure that no more interface calls are made using the channel after
* calling rsslReactorCloseChannel(). Because this application is single-threaded, it is safe
* to call it inside callback functions. */
removeClientSessionForChannel(pReactor, pReactorChannel);
return RSSL_RC_CRET_SUCCESS;
}
default:
printf("Unknown channel event!\n");
cleanUpAndExit();
}
return RSSL_RC_CRET_SUCCESS;
}
RsslReactorCallbackRet channelEventCallback(RsslReactor *pReactor, RsslReactorChannel *pReactorChannel, RsslReactorChannelEvent *pChannelEvent)
{
ProviderSession *pProvSession = (ProviderSession *)pReactorChannel->userSpecPtr;
ProviderThread *pProviderThread = pProvSession->pProviderThread;
RsslErrorInfo rsslErrorInfo;
RsslReactorChannelInfo reactorChannelInfo;
RsslUInt32 count;
RsslRet ret;
switch(pChannelEvent->channelEventType)
{
case RSSL_RC_CET_CHANNEL_UP:
{
/* A channel that we have requested via rsslReactorAccept() has come up. Set our
* file descriptor sets so we can be notified to start calling rsslReactorDispatch() for
* this channel. */
FD_SET(pReactorChannel->socketId, &pProviderThread->readfds);
FD_SET(pReactorChannel->socketId, &pProviderThread->exceptfds);
#ifdef ENABLE_XML_TRACE
RsslTraceOptions traceOptions;
rsslClearTraceOptions(&traceOptions);
traceOptions.traceMsgFileName = "upacProvPerf";
traceOptions.traceMsgMaxFileSize = 1000000000;
traceOptions.traceFlags |= RSSL_TRACE_TO_FILE_ENABLE | RSSL_TRACE_WRITE | RSSL_TRACE_READ;
rsslIoctl(pChannelInfo->pChannel, (RsslIoctlCodes)RSSL_TRACE, (void *)&traceOptions, &error);
#endif
if (provPerfConfig.highWaterMark > 0)
{
if (rsslReactorChannelIoctl(pReactorChannel, RSSL_HIGH_WATER_MARK, &provPerfConfig.highWaterMark, &rsslErrorInfo) != RSSL_RET_SUCCESS)
{
printf("rsslReactorChannelIoctl() of RSSL_HIGH_WATER_MARK failed <%s>\n", rsslErrorInfo.rsslError.text);
exit(-1);
}
}
if ((ret = rsslReactorGetChannelInfo(pReactorChannel, &reactorChannelInfo, &rsslErrorInfo)) != RSSL_RET_SUCCESS)
{
printf("rsslReactorGetChannelInfo() failed: %d\n", ret);
return RSSL_RC_CRET_SUCCESS;
}
printf( "Channel %d active. Channel Info:\n"
" maxFragmentSize: %u\n"
" maxOutputBuffers: %u\n"
" guaranteedOutputBuffers: %u\n"
" numInputBuffers: %u\n"
" pingTimeout: %u\n"
" clientToServerPings: %s\n"
" serverToClientPings: %s\n"
" sysSendBufSize: %u\n"
" sysSendBufSize: %u\n"
" compressionType: %s\n"
" compressionThreshold: %u\n"
" ComponentInfo: ",
pReactorChannel->socketId,
reactorChannelInfo.rsslChannelInfo.maxFragmentSize,
reactorChannelInfo.rsslChannelInfo.maxOutputBuffers, reactorChannelInfo.rsslChannelInfo.guaranteedOutputBuffers,
reactorChannelInfo.rsslChannelInfo.numInputBuffers,
reactorChannelInfo.rsslChannelInfo.pingTimeout,
reactorChannelInfo.rsslChannelInfo.clientToServerPings == RSSL_TRUE ? "true" : "false",
reactorChannelInfo.rsslChannelInfo.serverToClientPings == RSSL_TRUE ? "true" : "false",
reactorChannelInfo.rsslChannelInfo.sysSendBufSize, reactorChannelInfo.rsslChannelInfo.sysRecvBufSize,
reactorChannelInfo.rsslChannelInfo.compressionType == RSSL_COMP_ZLIB ? "zlib" : "none",
reactorChannelInfo.rsslChannelInfo.compressionThreshold
);
if (reactorChannelInfo.rsslChannelInfo.componentInfoCount == 0)
printf("(No component info)");
else
for(count = 0; count < reactorChannelInfo.rsslChannelInfo.componentInfoCount; ++count)
{
printf("%.*s",
reactorChannelInfo.rsslChannelInfo.componentInfo[count]->componentVersion.length,
reactorChannelInfo.rsslChannelInfo.componentInfo[count]->componentVersion.data);
if (count < reactorChannelInfo.rsslChannelInfo.componentInfoCount - 1)
printf(", ");
}
printf ("\n\n");
/* Check that we can successfully pack, if packing messages. */
if (providerThreadConfig.totalBuffersPerPack > 1
&& providerThreadConfig.packingBufferLength > reactorChannelInfo.rsslChannelInfo.maxFragmentSize)
{
printf("Error(Channel %d): MaxFragmentSize %u is too small for packing buffer size %u\n",
pReactorChannel->socketId, reactorChannelInfo.rsslChannelInfo.maxFragmentSize,
providerThreadConfig.packingBufferLength);
exit(-1);
}
pProvSession->pChannelInfo->pChannel = pReactorChannel->pRsslChannel;
pProvSession->pChannelInfo->pReactorChannel = pReactorChannel;
pProvSession->pChannelInfo->pReactor = pReactor;
rsslQueueAddLinkToBack(&pProviderThread->channelHandler.activeChannelList, &pProvSession->pChannelInfo->queueLink);
pProvSession->timeActivated = getTimeNano();
return RSSL_RC_CRET_SUCCESS;
}
case RSSL_RC_CET_CHANNEL_READY:
{
if (ret = (printEstimatedMsgSizes(pProviderThread, pProvSession)) != RSSL_RET_SUCCESS)
{
printf("printEstimatedMsgSizes() failed: %d\n", ret);
return RSSL_RC_CRET_SUCCESS;
}
return RSSL_RC_CRET_SUCCESS;
}
case RSSL_RC_CET_FD_CHANGE:
{
/* The file descriptor representing the RsslReactorChannel has been changed.
* Update our file descriptor sets. */
printf("Fd change: %d to %d\n", pReactorChannel->oldSocketId, pReactorChannel->socketId);
FD_CLR(pReactorChannel->oldSocketId, &pProviderThread->readfds);
FD_CLR(pReactorChannel->oldSocketId, &pProviderThread->exceptfds);
FD_SET(pReactorChannel->socketId, &pProviderThread->readfds);
FD_SET(pReactorChannel->socketId, &pProviderThread->exceptfds);
return RSSL_RC_CRET_SUCCESS;
}
case RSSL_RC_CET_WARNING:
{
/* We have received a warning event for this channel. Print the information and continue. */
printf("Received warning for Channel fd=%d.\n", pReactorChannel->socketId);
printf(" Error text: %s\n", pChannelEvent->pError->rsslError.text);
return RSSL_RC_CRET_SUCCESS;
}
case RSSL_RC_CET_CHANNEL_DOWN:
{
pProviderThread->stats.inactiveTime = getTimeNano();
printf("Channel Closed.\n");
FD_CLR(pReactorChannel->socketId, &pProviderThread->readfds);
FD_CLR(pReactorChannel->socketId, &pProviderThread->exceptfds);
--pProviderThread->clientSessionsCount;
if (pProvSession->pChannelInfo->pReactorChannel && rsslQueueGetElementCount(&pProviderThread->channelHandler.activeChannelList) > 0)
{
rsslQueueRemoveLink(&pProviderThread->channelHandler.activeChannelList, &pProvSession->pChannelInfo->queueLink);
}
if (pProvSession)
{
free(pProvSession->pChannelInfo);
providerSessionDestroy(pProviderThread, pProvSession);
}
if (rsslReactorCloseChannel(pReactor, pReactorChannel, &rsslErrorInfo) != RSSL_RET_SUCCESS)
{
printf("rsslReactorCloseChannel() failed: %s\n", rsslErrorInfo.rsslError.text);
cleanUpAndExit();
}
return RSSL_RC_CRET_SUCCESS;
}
default:
printf("Unknown channel event!\n");
cleanUpAndExit();
}
return RSSL_RC_CRET_SUCCESS;
}
RsslReactorCallbackRet channelEventCallback(RsslReactor *pReactor, RsslReactorChannel *pReactorChannel, RsslReactorChannelEvent *pConnEvent)
{
NIChannelCommand *chanCommand;
#ifdef _WIN32
int rcvBfrSize = 65535;
int sendBfrSize = 65535;
RsslErrorInfo rsslErrorInfo;
#endif
chanCommand = (NIChannelCommand*)pReactorChannel->userSpecPtr;
switch(pConnEvent->channelEventType)
{
case RSSL_RC_CET_CHANNEL_UP:
printf("Connection up!\n");
FD_SET(pReactorChannel->socketId, &readFds);
FD_SET(pReactorChannel->socketId, &exceptFds);
chanCommand->reactorChannel = pReactorChannel;
#ifdef _WIN32
/* WINDOWS: change size of send/receive buffer since it's small by default */
if (rsslReactorChannelIoctl(pReactorChannel, RSSL_SYSTEM_WRITE_BUFFERS, &sendBfrSize, &rsslErrorInfo) != RSSL_RET_SUCCESS)
{
printf("rsslReactorChannelIoctl(): failed <%s>\n", rsslErrorInfo.rsslError.text);
}
if (rsslReactorChannelIoctl(pReactorChannel, RSSL_SYSTEM_READ_BUFFERS, &rcvBfrSize, &rsslErrorInfo) != RSSL_RET_SUCCESS)
{
printf("rsslReactorChannelIoctl(): failed <%s>\n", rsslErrorInfo.rsslError.text);
}
#endif
if (xmlTrace)
{
RsslErrorInfo rsslErrorInfo;
RsslTraceOptions traceOptions;
rsslClearTraceOptions(&traceOptions);
traceOptions.traceMsgFileName = traceOutputFile;
traceOptions.traceFlags |= RSSL_TRACE_TO_FILE_ENABLE | RSSL_TRACE_TO_STDOUT | RSSL_TRACE_TO_MULTIPLE_FILES | RSSL_TRACE_WRITE | RSSL_TRACE_READ;
traceOptions.traceMsgMaxFileSize = 100000000;
rsslReactorChannelIoctl(pReactorChannel, (RsslIoctlCodes)RSSL_TRACE, (void *)&traceOptions, &rsslErrorInfo);
}
break;
case RSSL_RC_CET_WARNING:
/* We have received a warning event for this channel. Print the information and continue. */
printf("Received warning for Channel fd="SOCKET_PRINT_TYPE".\n", pReactorChannel->socketId);
printf(" Error text: %s\n", pConnEvent->pError->rsslError.text);
return RSSL_RC_CRET_SUCCESS;
case RSSL_RC_CET_FD_CHANGE:
printf("Fd change: "SOCKET_PRINT_TYPE" to "SOCKET_PRINT_TYPE"\n", pReactorChannel->oldSocketId, pReactorChannel->socketId);
FD_CLR(pReactorChannel->oldSocketId, &readFds);
FD_CLR(pReactorChannel->oldSocketId, &exceptFds);
FD_SET(pReactorChannel->socketId, &readFds);
FD_SET(pReactorChannel->socketId, &exceptFds);
break;
case RSSL_RC_CET_CHANNEL_DOWN:
printf("Connection down: Channel fd="SOCKET_PRINT_TYPE" Requesting reconnect.\n", pReactorChannel->socketId);
chanCommand = (NIChannelCommand*)pReactorChannel->userSpecPtr;
recoverConnection(pReactor, pReactorChannel, chanCommand);
break;
case RSSL_RC_CET_CHANNEL_READY:
printf("Connection is ready, starting publishing\n");
chanCommand->startWrite = RSSL_TRUE;
break;
default:
printf("Unknown connection event!\n");
return RSSL_RC_CRET_SUCCESS;
}
if (pConnEvent->pError)
printf(" Error text: %s\n", pConnEvent->pError->rsslError.text);
return RSSL_RC_CRET_SUCCESS;
}
RsslBuffer* tunnelManagerGetChannelBuffer(TunnelManagerImpl *pManagerImpl,
RsslEncodeIterator *pIter, RsslUInt32 length, RsslBool mustSendMsg, RsslErrorInfo *pErrorInfo)
{
RsslBuffer *pBuffer;
RsslReactorChannel *pReactorChannel = pManagerImpl->base._pReactorChannel;
RsslRet ret;
assert(pReactorChannel);
if ((pBuffer = rsslReactorGetBuffer(pReactorChannel, length, RSSL_FALSE,
pErrorInfo)) == NULL)
{
RsslReactorChannelInfo channelInfo;
if (!mustSendMsg)
return NULL;
if (pErrorInfo->rsslError.rsslErrorId != RSSL_RET_BUFFER_NO_BUFFERS)
return NULL;
if ((ret = rsslReactorGetChannelInfo(pReactorChannel, &channelInfo, pErrorInfo)
!= RSSL_RET_SUCCESS))
return NULL;
/* Grow the buffer pool by one and attempt to get the buffer again. */
/* Try the shared pool first. */
channelInfo.rsslChannelInfo.maxOutputBuffers += 1;
if ((ret = rsslReactorChannelIoctl(pReactorChannel,
RSSL_MAX_NUM_BUFFERS,
&channelInfo.rsslChannelInfo.maxOutputBuffers,
pErrorInfo)) != RSSL_RET_SUCCESS)
{
/* If that doesn't work, try the guaranteed pool. */
channelInfo.rsslChannelInfo.guaranteedOutputBuffers += 1;
if ((ret = rsslReactorChannelIoctl(pReactorChannel,
RSSL_NUM_GUARANTEED_BUFFERS,
&channelInfo.rsslChannelInfo.guaranteedOutputBuffers,
pErrorInfo)) != RSSL_RET_SUCCESS)
return NULL;
}
if ((pBuffer = rsslReactorGetBuffer(pReactorChannel, length, RSSL_FALSE,
pErrorInfo)) == NULL)
return NULL;
}
if (pIter != NULL)
{
rsslClearEncodeIterator(pIter);
rsslSetEncodeIteratorRWFVersion(pIter, pReactorChannel->majorVersion,
pReactorChannel->minorVersion);
if ((ret = rsslSetEncodeIteratorBuffer(pIter, pBuffer)) != RSSL_RET_SUCCESS)
{
RsslErrorInfo errorInfo;
rsslReactorReleaseBuffer(pReactorChannel, pBuffer, &errorInfo);
rsslSetErrorInfo(pErrorInfo, RSSL_EIC_FAILURE, RSSL_RET_FAILURE,
__FILE__, __LINE__, "Failed to set encode iterator on buffer.");
return NULL;
}
}
return pBuffer;
}
/*
* Processes events about the state of an RsslReactorChannel.
*/
RsslReactorCallbackRet channelEventCallback(RsslReactor *pReactor, RsslReactorChannel *pReactorChannel, RsslReactorChannelEvent *pConnEvent)
{
ChannelStorage *pCommand = (ChannelStorage*)pReactorChannel->userSpecPtr;
switch(pConnEvent->channelEventType)
{
case RSSL_RC_CET_CHANNEL_UP:
{
/* A channel that we have requested via rsslReactorConnect() has come up. Set our
* file descriptor sets so we can be notified to start calling rsslReactorDispatch() for
* this channel. This will drive the process of setting up the connection
* by exchanging the Login, Directory, and (if not already loaded)Dictionary messages.
* The application will receive the response messages in the appropriate callback
* function we specified. */
#ifdef _WIN32
int rcvBfrSize = 65535;
int sendBfrSize = 65535;
RsslErrorInfo rsslErrorInfo;
#endif
printf("Connection up! Channel fd=%d\n\n", pReactorChannel->socketId);
/* Set file descriptor. */
FD_SET(pReactorChannel->socketId, &readFds);
FD_SET(pReactorChannel->socketId, &exceptFds);
/* Save the channel on our info structure. */
pCommand->reactorChannel = pReactorChannel;
#ifdef _WIN32
/* WINDOWS: change size of send/receive buffer since it's small by default */
if (rsslReactorChannelIoctl(pReactorChannel, RSSL_SYSTEM_WRITE_BUFFERS, &sendBfrSize, &rsslErrorInfo) != RSSL_RET_SUCCESS)
{
printf("rsslReactorChannelIoctl(): failed <%s>\n", rsslErrorInfo.rsslError.text);
}
if (rsslReactorChannelIoctl(pReactorChannel, RSSL_SYSTEM_READ_BUFFERS, &rcvBfrSize, &rsslErrorInfo) != RSSL_RET_SUCCESS)
{
printf("rsslReactorChannelIoctl(): failed <%s>\n", rsslErrorInfo.rsslError.text);
}
#endif
if (xmlTrace)
{
RsslTraceOptions traceOptions;
RsslErrorInfo rsslErrorInfo;
rsslClearTraceOptions(&traceOptions);
traceOptions.traceMsgFileName = traceOutputFile;
traceOptions.traceFlags |= RSSL_TRACE_TO_FILE_ENABLE | RSSL_TRACE_TO_STDOUT | RSSL_TRACE_TO_MULTIPLE_FILES | RSSL_TRACE_WRITE | RSSL_TRACE_READ;
traceOptions.traceMsgMaxFileSize = 100000000;
rsslReactorChannelIoctl(pReactorChannel, (RsslIoctlCodes)RSSL_TRACE, (void *)&traceOptions, &rsslErrorInfo);
}
return RSSL_RC_CRET_SUCCESS;
}
case RSSL_RC_CET_CHANNEL_READY:
{
pCommand->reactorChannelReady = RSSL_TRUE;
return RSSL_RC_CRET_SUCCESS;
}
case RSSL_RC_CET_FD_CHANGE:
{
/* The file descriptor representing the RsslReactorChannel has been changed.
* Update our file descriptor sets. */
printf("Fd change: %d to %d\n", pReactorChannel->oldSocketId, pReactorChannel->socketId);
FD_CLR(pReactorChannel->oldSocketId, &readFds);
FD_CLR(pReactorChannel->oldSocketId, &exceptFds);
FD_SET(pReactorChannel->socketId, &readFds);
FD_SET(pReactorChannel->socketId, &exceptFds);
return RSSL_RC_CRET_SUCCESS;
}
case RSSL_RC_CET_CHANNEL_DOWN:
{
/* The channel has failed and has gone down. Print the error, close the channel, and reconnect later. */
printf("Connection down: Channel fd=%d.\n", pReactorChannel->socketId);
if (pConnEvent->pError)
printf(" Error text: %s\n\n", pConnEvent->pError->rsslError.text);
/* It is important to make sure that no more interface calls are made using the channel after
* calling rsslReactorCloseChannel(). Because this application is single-threaded, it is safe
* to call it inside callback functions. */
closeConnection(pReactor, pReactorChannel, pCommand);
return RSSL_RC_CRET_SUCCESS;
}
case RSSL_RC_CET_CHANNEL_DOWN_RECONNECTING:
{
printf("Connection down, reconnecting. Channel fd=%d\n", pReactorChannel->socketId);
if (pReactorChannel->socketId != REACTOR_INVALID_SOCKET)
{
FD_CLR(pReactorChannel->socketId, &readFds);
FD_CLR(pReactorChannel->socketId, &exceptFds);
}
clearChannelStorage(pCommand);
return RSSL_RC_CRET_SUCCESS;
}
case RSSL_RC_CET_WARNING:
{
/* We have received a warning event for this channel. Print the information and continue. */
printf("Received warning for Channel fd=%d.\n", pReactorChannel->socketId);
printf(" Error text: %s\n\n", pConnEvent->pError->rsslError.text);
return RSSL_RC_CRET_SUCCESS;
}
default:
{
printf("Unknown connection event!\n");
cleanUpAndExit(-1);
}
}
return RSSL_RC_CRET_SUCCESS;
}
