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port from pvAccessCPP-md

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This commit is contained in:
Matej Sekoranja
2011-05-12 12:47:55 +02:00
parent a077d7d084
commit c36ba5264d
68 changed files with 4762 additions and 5612 deletions
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pvAccessApp/server/serverContext.cpp
+81 -56
View File
@@ -5,6 +5,9 @@
#include "serverContext.h"
#include "responseHandlers.h"
using std::tr1::dynamic_pointer_cast;
using std::tr1::static_pointer_cast;
namespace epics { namespace pvAccess {
const char* ServerContextImpl::StateNames[] = { "NOT_INITIALIZED", "INITIALIZED", "RUNNING", "SHUTDOWN", "DESTROYED"};
@@ -28,28 +31,29 @@ ServerContextImpl::ServerContextImpl():
_broadcastPort(CA_BROADCAST_PORT),
_serverPort(CA_SERVER_PORT),
_receiveBufferSize(MAX_TCP_RECV),
_timer(NULL),
_broadcastTransport(NULL),
_beaconEmitter(NULL),
_acceptor(NULL),
_transportRegistry(NULL),
_channelAccess(NULL),
_channelProviderName(CAJ_DEFAULT_PROVIDER),
_channelProvider(NULL),
_beaconServerStatusProvider(NULL)
_timer(),
_broadcastTransport(),
_beaconEmitter(),
_acceptor(),
_transportRegistry(),
_channelAccess(),
_channelProviderName(PVACCESS_DEFAULT_PROVIDER),
_channelProvider(),
_beaconServerStatusProvider()
{
initializeLogger();
loadConfiguration();
}
ServerContextImpl::shared_pointer ServerContextImpl::create()
{
ServerContextImpl::shared_pointer thisPointer(new ServerContextImpl());
return thisPointer;
}
ServerContextImpl::~ServerContextImpl()
{
if(_beaconEmitter) delete _beaconEmitter;
if(_broadcastTransport) delete _broadcastTransport;
if(_acceptor) delete _acceptor;
if(_transportRegistry) delete _transportRegistry;
if(_timer) delete _timer;
}
const Version& ServerContextImpl::getVersion()
@@ -62,15 +66,23 @@ void ServerContextImpl::initializeLogger()
//createFileLogger("serverContextImpl.log");
}
Configuration* ServerContextImpl::getConfiguration()
struct noop_deleter
{
template<class T> void operator()(T * p)
{
}
};
Configuration::shared_pointer ServerContextImpl::getConfiguration()
{
ConfigurationProvider* configurationProvider = ConfigurationFactory::getProvider();
ConfigurationProvider* configurationProvider = ConfigurationFactory::getProvider();
Configuration* config = configurationProvider->getConfiguration("pvAccess-server");
if (config == NULL)
{
config = configurationProvider->getConfiguration("system");
}
return config;
return Configuration::shared_pointer(config, noop_deleter());
// TODO cache !!!
}
/**
@@ -78,7 +90,7 @@ Configuration* ServerContextImpl::getConfiguration()
*/
void ServerContextImpl::loadConfiguration()
{
Configuration* config = getConfiguration();
Configuration::shared_pointer config = getConfiguration();
_beaconAddressList = config->getPropertyAsString("EPICS4_CA_ADDR_LIST", _beaconAddressList);
_beaconAddressList = config->getPropertyAsString("EPICS4_CAS_BEACON_ADDR_LIST", _beaconAddressList);
@@ -102,7 +114,7 @@ void ServerContextImpl::loadConfiguration()
_channelProviderName = config->getPropertyAsString("EPICS4_CAS_PROVIDER_NAME", _channelProviderName);
}
void ServerContextImpl::initialize(ChannelAccess* channelAccess)
void ServerContextImpl::initialize(ChannelAccess::shared_pointer& channelAccess)
{
Lock guard(_mutex);
if (channelAccess == NULL)
@@ -133,19 +145,28 @@ void ServerContextImpl::initialize(ChannelAccess* channelAccess)
_state = INITIALIZED;
}
std::auto_ptr<ResponseHandler> ServerContextImpl::createResponseHandler()
{
ServerContextImpl::shared_pointer thisContext = shared_from_this();
return std::auto_ptr<ResponseHandler>(new ServerResponseHandler(thisContext));
}
void ServerContextImpl::internalInitialize()
{
//TODO should be allocated on stack
_timer = new Timer("pvAccess-server timer",lowerPriority);
_transportRegistry = new TransportRegistry();
_timer.reset(new Timer("pvAccess-server timer",lowerPriority));
_transportRegistry.reset(new TransportRegistry());
// setup broadcast UDP transport
initializeBroadcastTransport();
_acceptor = new BlockingTCPAcceptor(this, _serverPort, _receiveBufferSize);
Context::shared_pointer thisContext = shared_from_this();
ResponseHandlerFactory::shared_pointer thisFactory = shared_from_this();
_acceptor.reset(new BlockingTCPAcceptor(thisContext, thisFactory, _serverPort, _receiveBufferSize));
_serverPort = ntohs(_acceptor->getBindAddress()->ia.sin_port);
_beaconEmitter = new BeaconEmitter(_broadcastTransport, this);
ServerContextImpl::shared_pointer thisServerContext = shared_from_this();
Transport::shared_pointer transport = _broadcastTransport;
_beaconEmitter.reset(new BeaconEmitter(transport, thisServerContext));
}
void ServerContextImpl::initializeBroadcastTransport()
@@ -168,11 +189,14 @@ void ServerContextImpl::initializeBroadcastTransport()
auto_ptr<InetAddrVector> broadcastAddresses(getBroadcastAddresses(socket,_broadcastPort));
epicsSocketDestroy(socket);
TransportClient::shared_pointer nullTransportClient;
auto_ptr<BlockingUDPConnector> broadcastConnector(new BlockingUDPConnector(true, true));
_broadcastTransport = static_cast<BlockingUDPTransport*>(broadcastConnector->connect(
NULL, new ServerResponseHandler(this),
listenLocalAddress, CA_MINOR_PROTOCOL_REVISION,
CA_DEFAULT_PRIORITY));
auto_ptr<epics::pvAccess::ResponseHandler> responseHandler = createResponseHandler();
_broadcastTransport = static_pointer_cast<BlockingUDPTransport>(broadcastConnector->connect(
nullTransportClient, responseHandler,
listenLocalAddress, CA_MINOR_PROTOCOL_REVISION,
CA_DEFAULT_PRIORITY));
_broadcastTransport->setBroadcastAddresses(broadcastAddresses.get());
// set ignore address list
@@ -299,18 +323,21 @@ void ServerContextImpl::internalDestroy()
if (_broadcastTransport != NULL)
{
_broadcastTransport->close(true);
_broadcastTransport.reset();
}
// stop accepting connections
if (_acceptor != NULL)
{
_acceptor->destroy();
_acceptor.reset();
}
// stop emitting beacons
if (_beaconEmitter != NULL)
{
_beaconEmitter->destroy();
_beaconEmitter.reset();
}
// this will also destroy all channels
@@ -326,20 +353,19 @@ void ServerContextImpl::destroyAllTransports()
return;
}
int32 size;
Transport** transports = _transportRegistry->toArray(size);
std::auto_ptr<TransportRegistry::transportVector_t> transports = _transportRegistry->toArray();
if (transports.get() == 0)
return;
int size = (int)transports->size();
if (size == 0)
{
delete[] transports;
return;
}
errlogSevPrintf(errlogInfo, "Server context still has %d transport(s) active and closing...", size);
for (int i = 0; i < size; i++)
{
Transport* transport = transports[i];
Transport::shared_pointer transport = (*transports)[i];
try
{
transport->close(true);
@@ -356,7 +382,9 @@ void ServerContextImpl::destroyAllTransports()
}
}
delete[] transports;
// now clear all (release)
_transportRegistry->clear();
}
void ServerContextImpl::printInfo()
@@ -391,7 +419,7 @@ void ServerContextImpl::dispose()
}
}
void ServerContextImpl::setBeaconServerStatusProvider(BeaconServerStatusProvider* beaconServerStatusProvider)
void ServerContextImpl::setBeaconServerStatusProvider(BeaconServerStatusProvider::shared_pointer& beaconServerStatusProvider)
{
_beaconServerStatusProvider = beaconServerStatusProvider;
}
@@ -448,7 +476,7 @@ std::string ServerContextImpl::getIgnoreAddressList()
return _ignoreAddressList;
}
BeaconServerStatusProvider* ServerContextImpl::getBeaconServerStatusProvider()
BeaconServerStatusProvider::shared_pointer ServerContextImpl::getBeaconServerStatusProvider()
{
return _beaconServerStatusProvider;
}
@@ -457,17 +485,17 @@ osiSockAddr* ServerContextImpl::getServerInetAddress()
{
if(_acceptor != NULL)
{
return _acceptor->getBindAddress();
return const_cast<osiSockAddr*>(_acceptor->getBindAddress());
}
return NULL;
}
BlockingUDPTransport* ServerContextImpl::getBroadcastTransport()
BlockingUDPTransport::shared_pointer ServerContextImpl::getBroadcastTransport()
{
return _broadcastTransport;
}
ChannelAccess* ServerContextImpl::getChannelAccess()
ChannelAccess::shared_pointer ServerContextImpl::getChannelAccess()
{
return _channelAccess;
}
@@ -484,41 +512,38 @@ void ServerContextImpl::setChannelProviderName(std::string channelProviderName)
_channelProviderName = channelProviderName;
}
ChannelProvider* ServerContextImpl::getChannelProvider()
ChannelProvider::shared_pointer ServerContextImpl::getChannelProvider()
{
return _channelProvider;
}
Timer* ServerContextImpl::getTimer()
Timer::shared_pointer ServerContextImpl::getTimer()
{
return _timer;
}
TransportRegistry* ServerContextImpl::getTransportRegistry()
TransportRegistry::shared_pointer ServerContextImpl::getTransportRegistry()
{
return _transportRegistry;
}
Channel* ServerContextImpl::getChannel(pvAccessID id)
Channel::shared_pointer ServerContextImpl::getChannel(pvAccessID id)
{
//TODO
return NULL;
//TODO, not used
return Channel::shared_pointer();
}
Transport* ServerContextImpl::getSearchTransport()
Transport::shared_pointer ServerContextImpl::getSearchTransport()
{
//TODO
return NULL;
//TODO, not used
return Transport::shared_pointer();
}
void ServerContextImpl::acquire()
void ServerContextImpl::beaconAnomalyNotify()
{
// TODO
}
void ServerContextImpl::release()
{
// TODO
// noop
}
}
}