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/*
* Phusion Passenger - https://www.phusionpassenger.com/
* Copyright (c) 2014-2018 Phusion Holding B.V.
*
* "Passenger", "Phusion Passenger" and "Union Station" are registered
* trademarks of Phusion Holding B.V.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef _PASSENGER_APPLICATION_POOL2_CONTEXT_H_
#define _PASSENGER_APPLICATION_POOL2_CONTEXT_H_
#include <boost/shared_ptr.hpp>
#include <boost/thread.hpp>
#include <boost/pool/object_pool.hpp>
#include <Exceptions.h>
#include <Core/SpawningKit/Factory.h>
namespace Passenger {
namespace ApplicationPool2 {
using namespace boost;
class Session;
class Process;
/**
* State shared by Pool, Group, Process and Session. It contains statistics
* and counters, memory management objects, configuration objects, etc.
* This struct was introduced so that Group, Process and Sessions don't have
* to depend on Pool (which introduces circular dependencies).
*
* The fields are separated in several groups. Each group may have its own mutex.
* If it does, then all operations on any of the fields in that group requires
* grabbing the mutex unless documented otherwise.
*/
struct Context {
public:
/****** Working objects ******/
boost::mutex memoryManagementSyncher;
boost::object_pool<Session> sessionObjectPool;
boost::object_pool<Process> processObjectPool;
mutable boost::mutex agentConfigSyncher;
/****** Dependencies ******/
SpawningKit::FactoryPtr spawningKitFactory;
Json::Value agentConfig;
Context()
: sessionObjectPool(64, 1024),
processObjectPool(4, 64)
{ }
void finalize() {
if (spawningKitFactory == NULL) {
throw RuntimeException("spawningKitFactory must be set");
}
}
/****** Configuration objects ******/
SpawningKit::Context *getSpawningKitContext() const {
return spawningKitFactory->getContext();
}
const ResourceLocator *getResourceLocator() const {
return getSpawningKitContext()->resourceLocator;
}
const WrapperRegistry::Registry *getWrapperRegistry() const {
return getSpawningKitContext()->wrapperRegistry;
}
const RandomGeneratorPtr &getRandomGenerator() const {
return getSpawningKitContext()->randomGenerator;
}
};
typedef boost::shared_ptr<Context> ContextPtr;
} // namespace ApplicationPool2
} // namespace Passenger
#endif /* _PASSENGER_APPLICATION_POOL2_CONTEXT_H_ */
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