-/*
- * network_interface.hpp
- *
- * Created on: Nov 29, 2013
- * Author: bedaride
- */
+/* Copyright (c) 2004-2014. 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. */
+
#include "surf_interface.hpp"
#include "surf_routing.hpp"
class NetworkAction;
typedef NetworkAction *NetworkActionPtr;
+/*************
+ * Callbacks *
+ *************/
+
+/** @ingroup SURF_callbacks
+ * @brief Callbacks handler which emit the callbacks after NetworkLink creation
+ * @details Callback functions have the following signature: `void(NetworkLinkPtr)`
+ */
+XBT_PUBLIC_DATA( surf_callback(void, NetworkLinkPtr)) networkLinkCreatedCallbacks;
+
+/** @ingroup SURF_callbacks
+ * @brief Callbacks handler which emit the callbacks after NetworkLink destruction
+ * @details Callback functions have the following signature: `void(NetworkLinkPtr)`
+ */
+XBT_PUBLIC_DATA( surf_callback(void, NetworkLinkPtr)) networkLinkDestructedCallbacks;
+
+/** @ingroup SURF_callbacks
+ * @brief Callbacks handler which emit the callbacks after NetworkLink State changed
+ * @details Callback functions have the following signature: `void(NetworkLinkActionPtr action, e_surf_resource_state_t old, e_surf_resource_state_t current)`
+ */
+XBT_PUBLIC_DATA( surf_callback(void, NetworkLinkPtr, e_surf_resource_state_t, e_surf_resource_state_t)) networkLinkStateChangedCallbacks;
+
+/** @ingroup SURF_callbacks
+ * @brief Callbacks handler which emit the callbacks after NetworkAction State changed
+ * @details Callback functions have the following signature: `void(NetworkActionPtr action, e_surf_action_state_t old, e_surf_action_state_t current)`
+ */
+XBT_PUBLIC_DATA( surf_callback(void, NetworkActionPtr, e_surf_action_state_t, e_surf_action_state_t)) networkActionStateChangedCallbacks;
+
+/** @ingroup SURF_callbacks
+ * @brief Callbacks handler which emit the callbacks after communication created
+ * @details Callback functions have the following signature: `void(NetworkActionPtr action, RoutingEdgePtr src, RoutingEdgePtr dst, double size, double rate)`
+ */
+XBT_PUBLIC_DATA( surf_callback(void, NetworkActionPtr, RoutingEdgePtr src, RoutingEdgePtr dst, double size, double rate)) networkCommunicateCallbacks;
+
/*********
* Tools *
*********/
/*********
* Model *
*********/
+/** @ingroup SURF_network_interface
+ * @brief SURF network model interface class
+ * @details A model is an object which handle the interactions between its Resources and its Actions
+ */
class NetworkModel : public Model {
public:
+ /**
+ * @brief NetworkModel constructor
+ */
NetworkModel() : Model("network") {
};
+
+ /**
+ * @brief NetworkModel constructor
+ *
+ * @param name The name of the NetworkModel
+ */
NetworkModel(const char *name) : Model(name) {
f_networkSolve = lmm_solve;
m_haveGap = false;
};
+
+ /**
+ * @brief The destructor of the NetworkModel
+ */
~NetworkModel() {
if (p_maxminSystem)
lmm_system_free(p_maxminSystem);
delete p_modifiedSet;
}
+ /**
+ * @brief Create a NetworkLink
+ *
+ * @param name The name of the NetworkLink
+ * @param bw_initial The initial bandwidth of the NetworkLink in bytes per second
+ * @param bw_trace The trace associated to the NetworkLink bandwidth [TODO]
+ * @param lat_initial The initial latency of the NetworkLink in seconds
+ * @param lat_trace The trace associated to the NetworkLink latency [TODO]
+ * @param state_initial The initial NetworkLink (state)[e_surf_resource_state_t]
+ * @param state_trace The trace associated to the NetworkLink (state)[e_surf_resource_state_t] [TODO]
+ * @param policy The sharing policy of the NetworkLink
+ * @param properties Dictionary of properties associated to this Resource
+ * @return The created NetworkLink
+ */
virtual NetworkLinkPtr createResource(const char *name,
double bw_initial,
tmgr_trace_t bw_trace,
e_surf_link_sharing_policy_t policy,
xbt_dict_t properties)=0;
+
virtual void gapAppend(double /*size*/, const NetworkLinkPtr /*link*/, NetworkActionPtr /*action*/) {};
+
+ /**
+ * @brief Create a communication between two [TODO]
+ * @details [TODO]
+ *
+ * @param src The source [TODO]
+ * @param dst The destination [TODO]
+ * @param size The size of the communication in bytes
+ * @param rate The
+ * @return The action representing the communication
+ */
virtual ActionPtr communicate(RoutingEdgePtr src, RoutingEdgePtr dst,
double size, double rate)=0;
- virtual xbt_dynar_t getRoute(RoutingEdgePtr src, RoutingEdgePtr dst); //FIXME: kill field? That is done by the routing nowadays
+
+ /**
+ * @brief Function pointer to the function to use to solve the lmm_system_t
+ *
+ * @param system The lmm_system_t to solve
+ */
void (*f_networkSolve)(lmm_system_t);
+
+ /**
+ * @brief [brief description]
+ * @details [long description]
+ *
+ * @param size [description]
+ * @return [description]
+ */
virtual double latencyFactor(double size);
+
+ /**
+ * @brief [brief description]
+ * @details [long description]
+ *
+ * @param size [description]
+ * @return [description]
+ */
virtual double bandwidthFactor(double size);
+
+ /**
+ * @brief [brief description]
+ * @details [long description]
+ *
+ * @param rate [description]
+ * @param bound [description]
+ * @param size [description]
+ * @return [description]
+ */
virtual double bandwidthConstraint(double rate, double bound, double size);
bool m_haveGap;
};
/************
* Resource *
************/
-
+ /** @ingroup SURF_network_interface
+ * @brief SURF network link interface class
+ * @details A NetworkLink represent the link between two [Workstations](\ref Workstation)
+ */
class NetworkLink : public Resource {
public:
+ /**
+ * @brief NetworkLink constructor
+ *
+ * @param model The CpuModel associated to this NetworkLink
+ * @param name The name of the NetworkLink
+ * @param props Dictionary of properties associated to this NetworkLink
+ */
NetworkLink(NetworkModelPtr model, const char *name, xbt_dict_t props);
+
+ /**
+ * @brief NetworkLink constructor
+ *
+ * @param model The CpuModel associated to this NetworkLink
+ * @param name The name of the NetworkLink
+ * @param props Dictionary of properties associated to this NetworkLink
+ * @param constraint The lmm constraint associated to this Cpu if it is part of a LMM component
+ * @param history [TODO]
+ * @param state_trace [TODO]
+ */
NetworkLink(NetworkModelPtr model, const char *name, xbt_dict_t props,
lmm_constraint_t constraint,
tmgr_history_t history,
tmgr_trace_t state_trace);
+
+ /**
+ * @brief NetworkLink destructor
+ */
+ ~NetworkLink();
+
+ /**
+ * @brief Get the bandwidth in bytes per second of current NetworkLink
+ *
+ * @return The bandwith in bytes per second of the current NetworkLink
+ */
virtual double getBandwidth();
+
+ /**
+ * @brief Update the bandwidth in bytes per second of current NetworkLink
+ */
+ virtual void updateBandwidth(double value, double date=surf_get_clock())=0;
+
+ /**
+ * @brief Get the latency in seconds of current NetworkLink
+ *
+ * @return The latency in seconds of the current NetworkLink
+ */
virtual double getLatency();
+
+ /**
+ * @brief Update the latency in seconds of current NetworkLink
+ */
+ virtual void updateLatency(double value, double date=surf_get_clock())=0;
+
+ /**
+ * @brief Check if the NetworkLink is shared
+ * @details [long description]
+ *
+ * @return true if the current NetwokrLink is shared, false otherwise
+ */
virtual bool isShared();
+
+ /**
+ * @brief Check if the NetworkLink is used
+ *
+ * @return true if the current NetwokrLink is used, false otherwise
+ */
bool isUsed();
+ void setState(e_surf_resource_state_t state);
+
/* Using this object with the public part of
model does not make sense */
double m_latCurrent;
/**********
* Action *
**********/
+/** @ingroup SURF_network_interface
+ * @brief SURF network action interface class
+ * @details A NetworkAction represent a communication bettween two [Workstations](\ref Workstation)
+ */
class NetworkAction : public Action {
public:
+ /**
+ * @brief NetworkAction constructor
+ *
+ * @param model The NetworkModel associated to this NetworkAction
+ * @param cost The cost of this NetworkAction in [TODO]
+ * @param failed [description]
+ */
NetworkAction(ModelPtr model, double cost, bool failed)
: Action(model, cost, failed) {}
+
+ /**
+ * @brief NetworkAction constructor
+ *
+ * @param model The NetworkModel associated to this NetworkAction
+ * @param cost The cost of this NetworkAction in [TODO]
+ * @param failed [description]
+ * @param var The lmm variable associated to this Action if it is part of a LMM component
+ */
NetworkAction(ModelPtr model, double cost, bool failed, lmm_variable_t var)
: Action(model, cost, failed, var) {};
+
+ void setState(e_surf_action_state_t state);
+
+#ifdef HAVE_LATENCY_BOUND_TRACKING
+ /**
+ * @brief Check if the action is limited by latency.
+ *
+ * @return 1 if action is limited by latency, 0 otherwise
+ */
+ virtual int getLatencyLimited() {return m_latencyLimited;}
+#endif
+
double m_latency;
double m_latCurrent;
double m_weight;
