#ifndef SIMGRID_S4U_HOST_HPP
#define SIMGRID_S4U_HOST_HPP
+#include <string>
+
#include <boost/unordered_map.hpp>
-#include <vector>
-#include <xbt/base.h>
-#include <xbt/string.hpp>
-#include <xbt/signal.hpp>
-#include <xbt/Extendable.hpp>
+#include "xbt/Extendable.hpp"
+#include "xbt/dict.h"
+#include "xbt/signal.hpp"
+#include "xbt/string.hpp"
+#include "xbt/swag.h"
-#include <simgrid/simix.h>
-#include <simgrid/datatypes.h>
-#include <simgrid/s4u/forward.hpp>
+#include "simgrid/forward.h"
+#include "simgrid/s4u/forward.hpp"
namespace simgrid {
}
namespace s4u {
-/** @ingroup s4u_host
+/** @ingroup s4u_api
*
- * @tableofcontents
+ * @tableofcontents
*
* An host represents some physical resource with computing and networking capabilities.
*
* All hosts are automatically created during the call of the method
- * @link{simgrid::s4u::Engine::loadPlatform()}.
+ * @ref simgrid::s4u::Engine::loadPlatform().
* You cannot create a host yourself.
*
* You can retrieve a particular host using simgrid::s4u::Host::byName()
XBT_PUBLIC_CLASS Host :
public simgrid::xbt::Extendable<Host> {
-private:
+public:
explicit Host(const char *name);
-public: // TODO, make me private
- ~Host();
- /** Do not use this function, it should be private */
- static Host* by_name_or_create(const char* name);
+
+ /** Host destruction logic */
+protected:
+ virtual ~Host();
+
+private:
+ bool currentlyDestroying_ = false;
+public:
+ void destroy();
+ // No copy/move
+ Host(Host const&) = delete;
+ Host& operator=(Host const&) = delete;
/** Retrieves an host from its name, or return nullptr */
static Host* by_name_or_null(const char* name);
+ /** Retrieves an host from its name, or return nullptr */
+ static Host* by_name_or_null(std::string name);
/** Retrieves an host from its name, or die */
static s4u::Host *by_name(std::string name);
/** Retrieves the host on which the current actor is running */
static s4u::Host *current();
simgrid::xbt::string const& name() const { return name_; }
+ const char* cname() { return name_.c_str(); }
+
+ void actorList(std::vector<ActorPtr> * whereto);
/** Turns that host on if it was previously off
*
void turnOff();
/** Returns if that host is currently up and running */
bool isOn();
+ /** Returns if that host is currently down and offline */
bool isOff() { return !isOn(); }
double speed();
- int core_count();
+ int coreCount();
xbt_dict_t properties();
const char*property(const char*key);
void setProperty(const char*key, const char *value);
- xbt_swag_t processes();
- double currentPowerPeak();
- double powerPeakAt(int pstate_index);
+ void processes(std::vector<ActorPtr>* list);
+ double getPstateSpeed(int pstate_index);
int pstatesCount() const;
void setPstate(int pstate_index);
int pstate();
- void parameters(vm_params_t params);
- void setParameters(vm_params_t params);
xbt_dict_t mountedStoragesAsDict(); // HACK
- xbt_dynar_t attachedStorages();
+ void attachedStorages(std::vector<const char*> * storages);
/** Get an associative list [mount point]->[Storage] of all local mount points.
*
*/
boost::unordered_map<std::string, Storage*> const &mountedStorages();
+ void routeTo(Host * dest, std::vector<Link*> * links, double* latency);
+ void routeTo(Host * dest, std::vector<surf::LinkImpl*> * links, double* latency);
+
private:
simgrid::xbt::string name_ = "noname";
boost::unordered_map<std::string, Storage*> *mounts = nullptr; // caching
public:
- // FIXME: these should be protected, but it leads to many errors
- // Use the extensions stuff for this? Go through simgrid::surf::Host?
// TODO, this could be a unique_ptr
+ surf::HostImpl* pimpl_ = nullptr;
+ /** DO NOT USE DIRECTLY (@todo: these should be protected, once our code is clean) */
surf::Cpu *pimpl_cpu = nullptr;
- surf::NetCard *pimpl_netcard = nullptr;
+ /** DO NOT USE DIRECTLY (@todo: these should be protected, once our code is clean) */
+ kernel::routing::NetPoint* pimpl_netpoint = nullptr;
-public:
/*** Called on each newly created object */
static simgrid::xbt::signal<void(Host&)> onCreation;
/*** Called just before destructing an object */
static simgrid::xbt::signal<void(Host&)> onDestruction;
/*** Called when the machine is turned on or off */
static simgrid::xbt::signal<void(Host&)> onStateChange;
+ /*** Called when the speed of the machine is changed
+ * (either because of a pstate switch or because of an external load event coming from the profile) */
+ static simgrid::xbt::signal<void(Host&)> onSpeedChange;
};
}} // namespace simgrid::s4u
-extern int MSG_HOST_LEVEL;
-extern int SIMIX_HOST_LEVEL;
extern int USER_HOST_LEVEL;
#endif /* SIMGRID_S4U_HOST_HPP */
#if 0
-/* Bindings to the MSG hosts */
-/* Copyright (c) 2006-2014. The SimGrid Team.
- * All rights reserved. */
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-package org.simgrid.msg;
-
-import org.simgrid.msg.Storage;
-
-/*
-Host jacquelin;
-
-try {
- jacquelin = Host.getByName("Jacquelin");
-} catch(HostNotFoundException e) {
- System.err.println(e.toString());
-}
-...
-\endverbatim
- *
- */
public class Host {
- /**
- * This static method returns all of the hosts of the installed platform.
- *
- * @return An array containing all the hosts installed.
- *
- */
- public native static Host[] all();
-
- /**
- * This static method sets a mailbox to receive in asynchronous mode.
- *
- * All messages sent to this mailbox will be transferred to
- * the receiver without waiting for the receive call.
- * The receive call will still be necessary to use the received data.
- * If there is a need to receive some messages asynchronously, and some not,
- * two different mailboxes should be used.
- *
- * @param mailboxName The name of the mailbox
- */
- public static native void setAsyncMailbox(String mailboxName);
/**
* This method returns the number of tasks currently running on a host.
*/
public native int getLoad();
- /**
- * This method returns the speed of the processor of a host,
- * regardless of the current load of the machine.
- *
- * @return The speed of the processor of the host in flops.
- *
- */
- public native double getSpeed();
-
- /**
- * This method returns the number of core of a host.
- *
- * @return The speed of the processor of the host in flops.
- *
- */
- public native double getCoreNumber();
-
- /**
- * Returns the value of a given host property (set from the platform file).
- */
- public native String getProperty(String name);
-
- /**
- * Change the value of a given host property.
- */
- public native void setProperty(String name, String value);
-
- /** This methods returns the list of storages attached to an host
- * @return An array containing all storages (name) attached to the host
- */
- public native String[] getAttachedStorage();
-
}
#endif
