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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
#ifndef ICE_GRID_ACTIVATOR_H
#define ICE_GRID_ACTIVATOR_H
#include <IceUtil/Thread.h>
#include <IceGrid/Internal.h>
#ifndef _WIN32
# include <sys/types.h> // for uid_t, gid_t
#endif
namespace IceGrid
{
class TraceLevels;
typedef IceUtil::Handle<TraceLevels> TraceLevelsPtr;
class ServerI;
typedef IceUtil::Handle<ServerI> ServerIPtr;
std::string signalToString(int);
class Activator : public IceUtil::Monitor< IceUtil::Mutex>, public IceUtil::Shared
{
public:
struct Process
{
#ifdef _WIN32
Activator* activator;
DWORD pid;
HANDLE hnd;
HANDLE waithnd;
#else
pid_t pid;
int pipeFd;
std::string msg;
#endif
ServerIPtr server;
};
Activator(const TraceLevelsPtr&);
virtual ~Activator();
virtual int activate(const std::string&, const std::string&, const std::string&,
#ifndef _WIN32
uid_t, gid_t,
#endif
const Ice::StringSeq&, const Ice::StringSeq&, const ServerIPtr&);
virtual void deactivate(const std::string&, const Ice::ProcessPrx&);
virtual void kill(const std::string&);
virtual void sendSignal(const std::string&, const std::string&);
virtual Ice::Int getServerPid(const std::string&);
virtual void start();
virtual void waitForShutdown();
virtual void shutdown();
virtual void destroy();
bool isActive();
void sendSignal(const std::string&, int);
void runTerminationListener();
#ifdef _WIN32
void processTerminated(Process*);
#endif
private:
void terminationListener();
void clearInterrupt();
void setInterrupt();
#ifndef _WIN32
int waitPid(pid_t);
#endif
TraceLevelsPtr _traceLevels;
std::map<std::string, Process> _processes;
bool _deactivating;
#ifdef _WIN32
HANDLE _hIntr;
std::vector<Process*> _terminated;
#else
int _fdIntrRead;
int _fdIntrWrite;
#endif
IceUtil::ThreadPtr _thread;
};
typedef IceUtil::Handle<Activator> ActivatorPtr;
}
#endif
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