X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/bbcd1c3adc62e1e2c3ae1e1322cbdcc9a38bd672..b511564e7bab9872f2325db932b6e6cb8fda0610:/include/simgrid/s4u/host.hpp diff --git a/include/simgrid/s4u/host.hpp b/include/simgrid/s4u/host.hpp index fa24695481..c686b352fb 100644 --- a/include/simgrid/s4u/host.hpp +++ b/include/simgrid/s4u/host.hpp @@ -19,6 +19,11 @@ #include namespace simgrid { + +namespace xbt { +extern template class XBT_PUBLIC() Extendable; +} + namespace s4u { /** @brief Simulated machine that can host some actors @@ -35,82 +40,79 @@ namespace s4u { XBT_PUBLIC_CLASS Host : public simgrid::xbt::Extendable { - // friend Actor; - // friend File; private: - Host(const char *name); + Host(const char *name); public: // TODO, make me private - ~Host(); + ~Host(); public: static Host* by_name_or_null(const char* name); static Host* by_name_or_create(const char* name); - /** Retrieves an host from its name. */ - 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_; } - - /** Turns that host on if it was previously off - * - * All actors on that host which were marked autorestart will be restarted automatically. - * This call does nothing if the host is already on. - */ - void turnOn(); - /** Turns that host off. All actors are forcefully stopped. */ - void turnOff(); - /** Returns if that host is currently up and running */ - bool isOn(); - bool isOff() { return !isOn(); } - - double getSpeed(); - int getCoreAmount(); - xbt_dict_t getProperties(); - xbt_swag_t getProcessList(); - double getCurrentPowerPeak(); - double getPowerPeakAt(int pstate_index); - void setPState(int pstate_index); - int getNbPStates() const; - int getPState(); - void getParams(vm_params_t params); - void setParams(vm_params_t params); - xbt_dict_t getMountedStorageList(); - xbt_dynar_t getAttachedStorageList(); - - /** Get an associative list [mount point]->[Storage] off all local mount points. - * - * This is defined in the platform file, and cannot be modified programatically (yet). - * - * Do not change the returned value in any way. - */ - boost::unordered_map &mountedStorages(); + /** Retrieves an host from its name. */ + 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_; } + + /** Turns that host on if it was previously off + * + * All actors on that host which were marked autorestart will be restarted automatically. + * This call does nothing if the host is already on. + */ + void turnOn(); + /** Turns that host off. All actors are forcefully stopped. */ + void turnOff(); + /** Returns if that host is currently up and running */ + bool isOn(); + bool isOff() { return !isOn(); } + + double speed(); + int core_count(); + 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); + 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(); + + /** Get an associative list [mount point]->[Storage] of all local mount points. + * + * This is defined in the platform file, and cannot be modified programatically (yet). + */ + boost::unordered_map const &mountedStorages(); private: - simgrid::xbt::string name_ = "noname"; - boost::unordered_map *mounts = NULL; // caching + simgrid::xbt::string name_ = "noname"; + boost::unordered_map *mounts = NULL; // caching public: - // FIXME: these should be protected, but it leads to many errors - // Use the extensions stuff for this? Go through simgrid::surf::Host? - surf::Cpu *pimpl_cpu = nullptr; - surf::NetCard *pimpl_netcard = nullptr; + // 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::Cpu *pimpl_cpu = nullptr; + surf::NetCard *pimpl_netcard = nullptr; public: - /*** Called on each newly created object */ - static simgrid::xbt::signal onCreation; - /*** Called just before destructing an object */ - static simgrid::xbt::signal onDestruction; - /*** Called when the machine is turned on or off */ - static simgrid::xbt::signal onStateChange; + /*** Called on each newly created object */ + static simgrid::xbt::signal onCreation; + /*** Called just before destructing an object */ + static simgrid::xbt::signal onDestruction; + /*** Called when the machine is turned on or off */ + static simgrid::xbt::signal onStateChange; }; }} // namespace simgrid::s4u extern int MSG_HOST_LEVEL; -extern int SD_HOST_LEVEL; extern int SIMIX_HOST_LEVEL; -extern int ROUTING_HOST_LEVEL; extern int USER_HOST_LEVEL; #endif /* SIMGRID_S4U_HOST_HPP */ @@ -132,75 +134,75 @@ import org.simgrid.msg.Storage; Host jacquelin; try { - jacquelin = Host.getByName("Jacquelin"); + jacquelin = Host.getByName("Jacquelin"); } catch(HostNotFoundException e) { - System.err.println(e.toString()); + 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. - * The external load (comming from an availability trace) is not taken in account. - * - * @return 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(); + /** + * 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. + * The external load (comming from an availability trace) is not taken in account. + * + * @return 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(); }