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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
#ifndef ICE_GRID_ACTIVATOR_H
#define ICE_GRID_ACTIVATOR_H
#include <IceGrid/Internal.h>
#ifndef _WIN32
# include <sys/types.h> // for uid_t, gid_t
#endif
namespace IceGrid
{
class TraceLevels;
class ServerI;
std::string signalToString(int);
class Activator final : public std::enable_shared_from_this<Activator>
{
public:
struct Process
{
#ifdef _WIN32
Activator* activator;
DWORD pid;
HANDLE hnd;
HANDLE waithnd;
#else
pid_t pid;
int pipeFd;
std::string msg;
#endif
std::shared_ptr<ServerI> server;
};
Activator(const std::shared_ptr<TraceLevels>&);
~Activator();
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 std::shared_ptr<ServerI>&);
void deactivate(const std::string&, const std::shared_ptr<Ice::ProcessPrx>&);
void kill(const std::string&);
void sendSignal(const std::string&, const std::string&);
int getServerPid(const std::string&);
void start();
void waitForShutdown();
void shutdown();
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
std::shared_ptr<TraceLevels> _traceLevels;
std::map<std::string, Process> _processes;
bool _deactivating;
#ifdef _WIN32
HANDLE _hIntr;
std::vector<Process*> _terminated;
#else
int _fdIntrRead;
int _fdIntrWrite;
#endif
std::mutex _mutex;
std::condition_variable _condVar;
std::thread _thread;
};
}
#endif
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