-/* Copyright (c) 2004-2014. The SimGrid Team.
+/* Copyright (c) 2004-2015. 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. */
+#ifndef SURF_NETWORK_INTERFACE_HPP_
+#define SURF_NETWORK_INTERFACE_HPP_
+
+#include <xbt/base.h>
+
#include <boost/unordered_map.hpp>
#include "xbt/fifo.h"
+#include "xbt/dict.h"
#include "surf_interface.hpp"
#include "surf_routing.hpp"
+#include "src/surf/PropertyHolder.hpp"
#include "simgrid/link.h"
-#ifndef SURF_NETWORK_INTERFACE_HPP_
-#define SURF_NETWORK_INTERFACE_HPP_
-
/***********
* Classes *
***********/
+
+namespace simgrid {
+namespace surf {
+
class NetworkModel;
class NetworkAction;
* Callbacks *
*************/
-/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emits the callbacks after Link creation
- * @details Callback functions have the following signature: `void(Link*)`
- */
-XBT_PUBLIC_DATA( surf_callback(void, Link*)) networkLinkCreatedCallbacks;
-
-/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emits the callbacks after Link destruction
- * @details Callback functions have the following signature: `void(Link*)`
- */
-XBT_PUBLIC_DATA( surf_callback(void, Link*)) networkLinkDestructedCallbacks;
-/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emits the callbacks after Link State changed
- * @details Callback functions have the following signature: `void(LinkAction *action, e_surf_resource_state_t old, e_surf_resource_state_t current)`
- */
-XBT_PUBLIC_DATA( surf_callback(void, Link*, e_surf_resource_state_t, e_surf_resource_state_t)) networkLinkStateChangedCallbacks;
+/** @brief Callback signal fired when the state of a NetworkAction changes
+ * Signature: `void(NetworkAction *action, e_surf_action_state_t old, e_surf_action_state_t current)` */
+XBT_PUBLIC_DATA(simgrid::xbt::signal<void(simgrid::surf::NetworkAction*, e_surf_action_state_t, e_surf_action_state_t)>) networkActionStateChangedCallbacks;
-/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emits the callbacks after NetworkAction State changed
- * @details Callback functions have the following signature: `void(NetworkAction *action, e_surf_action_state_t old, e_surf_action_state_t current)`
- */
-XBT_PUBLIC_DATA( surf_callback(void, NetworkAction*, e_surf_action_state_t, e_surf_action_state_t)) networkActionStateChangedCallbacks;
+/** @brief Callback signal fired when a NetworkAction is created (when a communication starts)
+ * Signature: `void(NetworkAction *action, RoutingEdge *src, RoutingEdge *dst, double size, double rate)` */
+XBT_PUBLIC_DATA(simgrid::xbt::signal<void(simgrid::surf::NetworkAction*, simgrid::surf::NetCard *src, simgrid::surf::NetCard *dst, double size, double rate)>) networkCommunicateCallbacks;
-/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emits the callbacks after communication created
- * @details Callback functions have the following signature: `void(NetworkAction *action, RoutingEdge *src, RoutingEdge *dst, double size, double rate)`
- */
-XBT_PUBLIC_DATA( surf_callback(void, NetworkAction*, RoutingEdge *src, RoutingEdge *dst, double size, double rate)) networkCommunicateCallbacks;
+}
+}
/*********
* Tools *
*********/
XBT_PUBLIC(void) netlink_parse_init(sg_platf_link_cbarg_t link);
-XBT_PUBLIC(void) net_add_traces();
-
/*********
* Model *
*********/
+
+namespace simgrid {
+namespace surf {
+
/** @ingroup SURF_network_interface
* @brief SURF network model interface class
* @details A model is an object which handles the interactions between its Resources and its Actions
/** @brief Destructor */
~NetworkModel() {
- if (p_maxminSystem)
- lmm_system_free(p_maxminSystem);
- if (p_actionHeap)
- xbt_heap_free(p_actionHeap);
- if (p_modifiedSet)
- delete p_modifiedSet;
+ if (p_maxminSystem)
+ lmm_system_free(p_maxminSystem);
+ if (p_actionHeap)
+ xbt_heap_free(p_actionHeap);
+ if (p_modifiedSet)
+ delete p_modifiedSet;
}
/**
* @param bw_trace The trace associated to the Link bandwidth
* @param lat_initial The initial latency of the Link in seconds
* @param lat_trace The trace associated to the Link latency
- * @param state_initial The initial Link (state)[e_surf_resource_state_t]
+ * @param initiallyOn The initial Link (state)[e_surf_resource_state_t]
* @param state_trace The trace associated to the Link (state)[e_surf_resource_state_t]
* @param policy The sharing policy of the Link
* @param properties Dictionary of properties associated to this Resource
tmgr_trace_t bw_trace,
double lat_initial,
tmgr_trace_t lat_trace,
- e_surf_resource_state_t state_initial,
+ int initiallyOn,
tmgr_trace_t state_trace,
e_surf_link_sharing_policy_t policy,
xbt_dict_t properties)=0;
- virtual void gapAppend(double /*size*/, const Link* /*link*/, NetworkAction */*action*/) {};
-
/**
* @brief Create a communication between two hosts.
* @details It makes calls to the routing part, and execute the communication
* unlimited.
* @return The action representing the communication
*/
- virtual Action *communicate(RoutingEdge *src, RoutingEdge *dst,
- double size, double rate)=0;
+ virtual Action *communicate(NetCard *src, NetCard *dst,
+ double size, double rate)=0;
/** @brief Function pointer to the function to use to solve the lmm_system_t
*
* @return The new bandwidth.
*/
virtual double bandwidthConstraint(double rate, double bound, double size);
- double shareResourcesFull(double now);
- bool m_haveGap = false;
+ double next_occuring_event_full(double now) override;
};
/************
* @brief SURF network link interface class
* @details A Link represents the link between two [hosts](\ref Host)
*/
-class Link : public Resource {
+class Link :
+ public simgrid::surf::Resource,
+ public simgrid::surf::PropertyHolder {
public:
/**
* @brief Link constructor
* @param name The name of the Link
* @param props Dictionary of properties associated to this Link
*/
- Link(NetworkModel *model, const char *name, xbt_dict_t props);
+ Link(simgrid::surf::NetworkModel *model, const char *name, xbt_dict_t props);
/**
* @brief Link constructor
* @param name The name of the Link
* @param props Dictionary of properties associated to this Link
* @param constraint The lmm constraint associated to this Cpu if it is part of a LMM component
- * @param history [TODO]
* @param state_trace [TODO]
*/
- Link(NetworkModel *model, const char *name, xbt_dict_t props,
+ Link(simgrid::surf::NetworkModel *model, const char *name, xbt_dict_t props,
lmm_constraint_t constraint,
- tmgr_history_t history,
tmgr_trace_t state_trace);
- /** @brief Link destructor */
+ /* Link destruction logic */
+ /**************************/
+protected:
~Link();
+public:
+ void destroy(); // Must be called instead of the destructor
+private:
+ bool currentlyDestroying_ = false;
+
+public:
+ /** @brief Callback signal fired when a new Link is created.
+ * Signature: void(Link*) */
+ static simgrid::xbt::signal<void(simgrid::surf::Link*)> onCreation;
+
+ /** @brief Callback signal fired when a Link is destroyed.
+ * Signature: void(Link*) */
+ static simgrid::xbt::signal<void(simgrid::surf::Link*)> onDestruction;
+
+ /** @brief Callback signal fired when the state of a Link changes (when it is turned on or off)
+ * Signature: `void(Link*)` */
+ static simgrid::xbt::signal<void(simgrid::surf::Link*)> onStateChange;
+
/** @brief Get the bandwidth in bytes per second of current Link */
virtual double getBandwidth();
/** @brief Update the bandwidth in bytes per second of current Link */
- virtual void updateBandwidth(double value, double date=surf_get_clock())=0;
+ virtual void updateBandwidth(double value)=0;
/** @brief Get the latency in seconds of current Link */
virtual double getLatency();
/** @brief Update the latency in seconds of current Link */
- virtual void updateLatency(double value, double date=surf_get_clock())=0;
+ virtual void updateLatency(double value)=0;
- /**
- * @brief Check if the Link is shared
- *
- * @return true if the current NetwokrLink is shared, false otherwise
- */
- virtual bool isShared();
+ /** @brief The sharing policy is a @{link e_surf_link_sharing_policy_t::EType} (0: FATPIPE, 1: SHARED, 2: FULLDUPLEX) */
+ virtual int sharingPolicy();
/** @brief Check if the Link is used */
- bool isUsed();
-
- void setState(e_surf_resource_state_t state);
+ bool isUsed() override;
- /* Using this object with the public part of
- model does not make sense */
- double m_latCurrent;
- tmgr_trace_event_t p_latEvent;
+ void turnOn() override;
+ void turnOff() override;
- /* LMM */
- tmgr_trace_event_t p_stateEvent = NULL;
- s_surf_metric_t p_power;
+ tmgr_trace_iterator_t m_stateEvent = NULL;
+ s_surf_metric_t m_latency = {1.0,0,NULL};
+ s_surf_metric_t m_bandwidth = {1.0,0,NULL};
/* User data */
public:
static boost::unordered_map<std::string, Link *> *links;
public:
static Link *byName(const char* name);
- static int linksAmount();
+ static int linksCount();
static Link **linksList();
static void linksExit();
};
* @brief SURF network action interface class
* @details A NetworkAction represents a communication between two [hosts](\ref Host)
*/
-class NetworkAction : public Action {
+class NetworkAction : public simgrid::surf::Action {
public:
- /**
- * @brief NetworkAction constructor
+ /** @brief Constructor
*
* @param model The NetworkModel associated to this NetworkAction
* @param cost The cost of this NetworkAction in [TODO]
* @param failed [description]
*/
- NetworkAction(Model *model, double cost, bool failed)
- : Action(model, cost, failed) {}
+ NetworkAction(simgrid::surf::Model *model, double cost, bool failed)
+ : simgrid::surf::Action(model, cost, failed) {}
/**
* @brief NetworkAction constructor
* @param var The lmm variable associated to this Action if it is part of a
* LMM component
*/
- NetworkAction(Model *model, double cost, bool failed, lmm_variable_t var)
- : Action(model, cost, failed, var) {};
+ NetworkAction(simgrid::surf::Model *model, double cost, bool failed, lmm_variable_t var)
+ : simgrid::surf::Action(model, cost, failed, var) {};
void setState(e_surf_action_state_t state);
double m_weight;
double m_rate;
const char* p_senderLinkName;
- double m_senderGap;
double m_senderSize;
xbt_fifo_item_t p_senderFifoItem;
#ifdef HAVE_LATENCY_BOUND_TRACKING
};
+}
+}
+
#endif /* SURF_NETWORK_INTERFACE_HPP_ */