X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/983ca84f3ac2d74ba56145026d89bd11f3f096e5..24e3d7b3bb3312445ad0986fc67853995031bea0:/include/simgrid/s4u/host.hpp?ds=sidebyside

diff --git a/include/simgrid/s4u/host.hpp b/include/simgrid/s4u/host.hpp
index 54399ece84..0de509fe02 100644
--- a/include/simgrid/s4u/host.hpp
+++ b/include/simgrid/s4u/host.hpp
@@ -7,15 +7,24 @@
 #define SIMGRID_S4U_HOST_HPP
 
 #include <boost/unordered_map.hpp>
+#include <vector>
 
-#include "simgrid/simix.h"
+#include <xbt/base.h>
+#include <xbt/string.hpp>
+#include <xbt/signal.hpp>
+#include <xbt/Extendable.hpp>
+
+#include <simgrid/simix.h>
+#include <simgrid/datatypes.h>
 
 namespace simgrid {
 namespace s4u {
 
-class Process;
+class Actor;
+class Storage;
+class File;
 
-/** @brief Simulated machine that can host some processes
+/** @brief Simulated machine that can host some actors
  *
  * It represents some physical resource with computing and networking capabilities.
  *
@@ -24,47 +33,99 @@ class Process;
  * You cannot create a host yourself.
  *
  * You can retrieve a particular host using @link{simgrid::s4u::Host.byName()},
- * and processes can retrieve the host on which they run using @link{simgrid::s4u::Host.current()}.
+ * and actors can retrieve the host on which they run using @link{simgrid::s4u::Host.current()}.
  */
-class Host {
+XBT_PUBLIC_CLASS Host :
+  public simgrid::xbt::Extendable<Host> {
+
+	// friend Actor;
+	// friend File;
 private:
 	Host(const char *name);
+public: // TODO, make me private
+	~Host();
 public:
 	/** Retrieves an host from its name. */
 	static s4u::Host *byName(std::string name);
-	/** Retrieves the host on which the current process is running */
+	/** Retrieves the host on which the current actor is running */
 	static s4u::Host *current();
 
-	const char* getName();
+  static Host* by_name_or_null(const char* name);
+  static Host* by_name_or_create(const char* name);
 
-	/** Turn sthat host on if it was previously off
+	simgrid::xbt::string const& name() const { return name_; }
+
+	/** Turns that host on if it was previously off
 	 *
-	 * All processes on that host which were marked autorestart will be restarted automatically.
+	 * 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 processes are forcefully stopped. */
+	/** 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();
 
 	/** Allows to store user data on that host */
-	void setData(void *data) {p_userdata = data;}
+	// TODO, use the extension stuff instead
+	void set_userdata(void *data) {p_userdata = data;}
 	/** Retrieves the previously stored data */
-	void* getData() {return p_userdata;}
+	void* userdata() {return p_userdata;}
+
+	/** 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.
+	 */
+	// TODO, do not use Storage&, this looks dangerous!
+	boost::unordered_map<std::string, Storage&> &mountedStorages();
 
-protected:
-	friend Process;
-	sg_host_t getInferior() {return p_sghost;}
 private:
-	void*p_userdata=NULL;
-	sg_host_t p_sghost;
+	simgrid::xbt::string name_ = "noname";
+	boost::unordered_map<std::string, Storage&> *mounts = NULL; // caching
+	void* p_userdata = NULL;
+
+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;
+
+public:
 	static boost::unordered_map<std::string, s4u::Host *> *hosts;
+
+	/*** 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;
 };
 
 }} // 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 */
 
 #if 0
@@ -149,11 +210,6 @@ public class Host {
 	 */
 	public native void setProperty(String name, String value);
 
-	/** This methods returns the list of mount point names on an host
-	 * @return An array containing all mounted storages on the host
-	 */
-	public native Storage[] getMountedStorage();
-
 	/** This methods returns the list of storages attached to an host
 	 * @return An array containing all storages (name) attached to the host
 	 */