-/* Copyright (c) 2004-2015. The SimGrid Team.
- * All rights reserved. */
+/* Copyright (c) 2004-2017. 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 "simgrid/s4u/Link.hpp"
#include "src/surf/PropertyHolder.hpp"
-
-#include "simgrid/link.h"
+#include "src/surf/surf_interface.hpp"
+#include "xbt/base.h"
+#include <list>
+#include <unordered_map>
/***********
* Classes *
namespace simgrid {
namespace surf {
-
- class NetworkModel;
- class NetworkAction;
-
- /*************
- * Callbacks *
- *************/
-
-
- /** @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;
-
- /** @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;
-
- }
-}
-
-/*********
- * Tools *
- *********/
-XBT_PUBLIC(void) netlink_parse_init(sg_platf_link_cbarg_t link);
-
-/*********
- * Model *
- *********/
-
-namespace simgrid {
- namespace surf {
+ /*********
+ * Model *
+ *********/
/** @ingroup SURF_network_interface
* @brief SURF network model interface class
NetworkModel() : Model() { }
/** @brief Destructor */
- ~NetworkModel() {
- if (maxminSystem_)
- lmm_system_free(maxminSystem_);
- if (actionHeap_)
- xbt_heap_free(actionHeap_);
- delete modifiedSet_;
- }
+ ~NetworkModel() override;
/**
* @brief Create a Link
* @param bandwidth The initial bandwidth of the Link in bytes per second
* @param latency The initial latency of the Link in seconds
* @param policy The sharing policy of the Link
- * @param properties Dictionary of properties associated to this Resource
- * @return The created Link
*/
- virtual Link* createLink(const char *name, double bandwidth, double latency,
- e_surf_link_sharing_policy_t policy, xbt_dict_t properties)=0;
+ virtual LinkImpl* createLink(const char* name, double bandwidth, double latency,
+ e_surf_link_sharing_policy_t policy) = 0;
/**
* @brief Create a communication between two hosts.
* @details It makes calls to the routing part, and execute the communication
- * between the two end points.
+ * between the two end points.
*
* @param src The source of the communication
* @param dst The destination of the communication
* unlimited.
* @return The action representing the communication
*/
- virtual Action *communicate(NetCard *src, NetCard *dst, double size, double rate)=0;
+ virtual Action* communicate(simgrid::s4u::Host* src, simgrid::s4u::Host* 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 next_occuring_event_full(double now) override;
+ double nextOccuringEventFull(double now) override;
+
+ LinkImpl* loopback_ = nullptr;
};
/************
************/
/** @ingroup SURF_network_interface
* @brief SURF network link interface class
- * @details A Link represents the link between two [hosts](\ref Host)
+ * @details A Link represents the link between two [hosts](\ref simgrid::surf::HostImpl)
*/
- class Link :
- public simgrid::surf::Resource,
- public simgrid::surf::PropertyHolder {
- public:
- /**
- * @brief Link constructor
- *
- * @param model The NetworkModel associated to this Link
- * @param name The name of the Link
- * @param props Dictionary of properties associated to this Link
- */
- Link(simgrid::surf::NetworkModel *model, const char *name, xbt_dict_t props);
-
- /**
- * @brief Link constructor
- *
- * @param model The NetworkModel associated to this Link
- * @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
- */
- Link(simgrid::surf::NetworkModel *model, const char *name, xbt_dict_t props, lmm_constraint_t constraint);
-
- /* Link destruction logic */
- /**************************/
- protected:
- ~Link();
- public:
+ class LinkImpl : public simgrid::surf::Resource, public simgrid::surf::PropertyHolder {
+ protected:
+ LinkImpl(simgrid::surf::NetworkModel* model, const char* name, lmm_constraint_t constraint);
+ ~LinkImpl() override;
+ public:
void destroy(); // Must be called instead of the destructor
- private:
+ 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;
-
+ public:
+ /** @brief Public interface */
+ s4u::Link piface_;
/** @brief Get the bandwidth in bytes per second of current Link */
- virtual double getBandwidth();
+ virtual double bandwidth();
/** @brief Update the bandwidth in bytes per second of current Link */
- virtual void updateBandwidth(double value)=0;
+ virtual void setBandwidth(double value) = 0;
/** @brief Get the latency in seconds of current Link */
- virtual double getLatency();
+ virtual double latency();
/** @brief Update the latency in seconds of current Link */
- virtual void updateLatency(double value)=0;
+ virtual void setLatency(double value) = 0;
- /** @brief The sharing policy is a @{link e_surf_link_sharing_policy_t::EType} (0: FATPIPE, 1: SHARED, 2: FULLDUPLEX) */
+ /** @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 */
void turnOn() override;
void turnOff() override;
- virtual void setStateTrace(tmgr_trace_t trace); /*< setup the trace file with states events (ON or OFF). Trace must contain boolean values. */
- virtual void setBandwidthTrace(tmgr_trace_t trace); /*< setup the trace file with bandwidth events (peak speed changes due to external load). Trace must contain percentages (value between 0 and 1). */
- virtual void setLatencyTrace(tmgr_trace_t trace); /*< setup the trace file with latency events (peak latency changes due to external load). Trace must contain absolute values */
+ virtual void setStateTrace(tmgr_trace_t trace); /*< setup the trace file with states events (ON or OFF).
+ Trace must contain boolean values. */
+ virtual void setBandwidthTrace(tmgr_trace_t trace); /*< setup the trace file with bandwidth events (peak speed changes due to external load).
+ Trace must contain percentages (value between 0 and 1). */
+ virtual void setLatencyTrace(tmgr_trace_t trace); /*< setup the trace file with latency events (peak latency changes due to external load).
+ Trace must contain absolute values */
- 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};
+ tmgr_trace_iterator_t stateEvent_ = nullptr;
+ s_surf_metric_t latency_ = {1.0, 0, nullptr};
+ s_surf_metric_t bandwidth_ = {1.0, 0, nullptr};
/* User data */
- public:
+ public:
void *getData() { return userData;}
void setData(void *d) { userData=d;}
- private:
- void *userData = NULL;
-
- /* List of all links */
- private:
- static boost::unordered_map<std::string, Link *> *links;
- public:
- static Link *byName(const char* name);
+ private:
+ void *userData = nullptr;
+
+ /* List of all links. FIXME: should move to the Engine */
+ private:
+ static std::unordered_map<std::string, LinkImpl*>* links;
+
+ public:
+ static LinkImpl* byName(const char* name);
static int linksCount();
- static Link **linksList();
+ static LinkImpl** linksList();
static void linksExit();
};
**********/
/** @ingroup SURF_network_interface
* @brief SURF network action interface class
- * @details A NetworkAction represents a communication between two [hosts](\ref Host)
+ * @details A NetworkAction represents a communication between two [hosts](\ref HostImpl)
*/
class NetworkAction : public simgrid::surf::Action {
public:
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);
+ void setState(simgrid::surf::Action::State state) override;
+ std::list<LinkImpl*> links();
double latency_;
double latCurrent_;
double weight_;
double rate_;
- const char* senderLinkName_;
- double senderSize_;
- xbt_fifo_item_t senderFifoItem_;
};
}
}