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// **********************************************************************
//
// Copyright (c) 2003-2005 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#include <Ice/RoutingTable.h>
#include <Glacier2/RouterI.h>
#include <Glacier2/Session.h>
using namespace std;
using namespace Ice;
using namespace Glacier2;
Glacier2::RouterI::RouterI(const ObjectAdapterPtr& clientAdapter, const ObjectAdapterPtr& serverAdapter,
const ConnectionPtr& connection, const string& userId, const SessionPrx& session) :
_communicator(clientAdapter->getCommunicator()),
_routingTable(new IceInternal::RoutingTable),
_routingTableTraceLevel(_communicator->getProperties()->getPropertyAsInt("Glacier2.Trace.RoutingTable")),
_clientProxy(clientAdapter->createProxy(stringToIdentity("dummy"))),
_connection(connection),
_userId(userId),
_session(session),
_timestamp(IceUtil::Time::now()),
_destroy(false)
{
string allow = _communicator->getProperties()->getProperty("Glacier2.AllowCategories");
StringSeq allowCategories;
const string ws = " \t";
string::size_type current = allow.find_first_not_of(ws, 0);
while(current != string::npos)
{
string::size_type pos = allow.find_first_of(ws, current);
string::size_type len = (pos == string::npos) ? string::npos : pos - current;
string category = allow.substr(current, len);
allowCategories.push_back(category);
current = allow.find_first_not_of(ws, pos);
}
int addUserMode = _communicator->getProperties()->getPropertyAsInt("Glacier2.AddUserToAllowCategories");
if(addUserMode == 1)
{
allowCategories.push_back(_userId); // Add user id to allowed categories.
}
else if(addUserMode == 2)
{
allowCategories.push_back('_' + _userId); // Add user id with prepended underscore to allowed categories.
}
sort(allowCategories.begin(), allowCategories.end()); // Must be sorted.
allowCategories.erase(unique(allowCategories.begin(), allowCategories.end()), allowCategories.end());
const_cast<ClientBlobjectPtr&>(_clientBlobject) = new ClientBlobject(_communicator, _routingTable,
allowCategories);
if(serverAdapter)
{
ObjectPrx& serverProxy = const_cast<ObjectPrx&>(_serverProxy);
Identity ident;
ident.name = "dummy";
ident.category.resize(20);
for(string::iterator p = ident.category.begin(); p != ident.category.end(); ++p)
{
*p = static_cast<char>(33 + rand() % (127-33)); // We use ASCII 33-126 (from ! to ~, w/o space).
}
serverProxy = serverAdapter->createProxy(ident);
ServerBlobjectPtr& serverBlobject = const_cast<ServerBlobjectPtr&>(_serverBlobject);
serverBlobject = new ServerBlobject(_communicator, _connection);
}
}
Glacier2::RouterI::~RouterI()
{
IceUtil::Mutex::Lock lock(*this);
assert(_destroy);
}
void
Glacier2::RouterI::destroy()
{
IceUtil::Mutex::Lock lock(*this);
assert(!_destroy);
_destroy = true;
_connection->close(true);
_clientBlobject->destroy();
if(_serverBlobject)
{
_serverBlobject->destroy();
}
if(_session)
{
//
// This can raise an exception, therefore it must be the last
// statement in this destroy() function.
//
_session->destroy();
}
}
ObjectPrx
Glacier2::RouterI::getClientProxy(const Current&) const
{
// No mutex lock necessary, _clientProxy is immutable and is never destroyed.
return _clientProxy;
}
ObjectPrx
Glacier2::RouterI::getServerProxy(const Current&) const
{
// No mutex lock necessary, _serverProxy is immutable and is never destroyed.
return _serverProxy;
}
void
Glacier2::RouterI::addProxy(const ObjectPrx& proxy, const Current& current)
{
IceUtil::Mutex::Lock lock(*this);
assert(!_destroy);
if(_routingTableTraceLevel)
{
Trace out(_communicator->getLogger(), "Glacier2");
out << "adding proxy to routing table:\n" << _communicator->proxyToString(proxy);
}
_timestamp = IceUtil::Time::now();
_routingTable->add(proxy);
}
SessionPrx
Glacier2::RouterI::createSession(const std::string&, const std::string&, const Current&)
{
assert(false); // Must not be called in this router implementation.
return 0;
}
void
Glacier2::RouterI::destroySession_async(const AMD_Router_destroySessionPtr&, const Current&)
{
assert(false); // Must not be called in this router implementation.
}
ClientBlobjectPtr
Glacier2::RouterI::getClientBlobject() const
{
IceUtil::Mutex::Lock lock(*this);
assert(!_destroy);
_timestamp = IceUtil::Time::now();
return _clientBlobject;
}
ServerBlobjectPtr
Glacier2::RouterI::getServerBlobject() const
{
IceUtil::Mutex::Lock lock(*this);
assert(!_destroy);
//
// We do not update the timestamp for callbacks from the
// server. We only update the timestamp for client activity.
//
return _serverBlobject;
}
SessionPrx
Glacier2::RouterI::getSession() const
{
return _session; // No mutex lock necessary, _session is immutable.
}
IceUtil::Time
Glacier2::RouterI::getTimestamp() const
{
IceUtil::Mutex::TryLock lock(*this);
if(lock.acquired())
{
return _timestamp;
}
else
{
return IceUtil::Time::now();
}
}
string
Glacier2::RouterI::toString() const
{
ostringstream out;
out << "user-id = " << _userId << '\n';
if(_serverProxy)
{
out << "category = " << _serverProxy->ice_getIdentity().category << '\n';
}
out << _connection->toString();
return out.str();
}
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