-/* Copyright (c) 2004-2020. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2004-2021. 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. */
static config::Flag<double> cfg_tcp_gamma;
static config::Flag<bool> cfg_crosstraffic;
- explicit NetworkModel(Model::UpdateAlgo algo) : Model(algo) {}
+ using Model::Model;
NetworkModel(const NetworkModel&) = delete;
NetworkModel& operator=(const NetworkModel&) = delete;
~NetworkModel() override;
*
* @param name The name of the 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
*/
- virtual LinkImpl* create_link(const std::string& name, const std::vector<double>& bandwidths, double latency,
+ virtual LinkImpl* create_link(const std::string& name, const std::vector<double>& bandwidths,
s4u::Link::SharingPolicy policy) = 0;
/**
* @brief SURF network link interface class
* @details A Link represents the link between two [hosts](@ref simgrid::surf::HostImpl)
*/
-class LinkImpl : public Resource, public xbt::PropertyHolder {
- bool currently_destroying_ = false;
+class LinkImpl : public Resource_T<LinkImpl>, public xbt::PropertyHolder {
s4u::Link piface_;
protected:
- LinkImpl(NetworkModel* model, const std::string& name, lmm::Constraint* constraint);
+ explicit LinkImpl(const std::string& name);
LinkImpl(const LinkImpl&) = delete;
LinkImpl& operator=(const LinkImpl&) = delete;
- ~LinkImpl() override;
+ ~LinkImpl() override = default; // Use destroy() instead of this destructor.
public:
void destroy(); // Must be called instead of the destructor
+ void latency_check(double latency);
+
/** @brief Public interface */
const s4u::Link* get_iface() const { return &piface_; }
s4u::Link* get_iface() { return &piface_; }
double get_latency() const;
/** @brief Update the latency in seconds of current Link */
- virtual void set_latency(double value) = 0;
+ virtual LinkImpl* set_latency(double value) = 0;
/** @brief The sharing policy */
virtual s4u::Link::SharingPolicy get_sharing_policy() const;
void turn_on() override;
void turn_off() override;
+ void seal() override;
+
void on_bandwidth_change() const;
virtual void
void set_state(Action::State state) override;
virtual std::list<LinkImpl*> get_links() const;
- double latency_ = {};
- double lat_current_ = {};
+ double latency_ = 0.; // Delay before the action starts
+ double lat_current_ = 0.; // Used to compute the communication RTT, and accordingly limit the communication rate
double sharing_penalty_ = {};
- double rate_ = {};
+
s4u::Host& get_src() const { return src_; }
s4u::Host& get_dst() const { return dst_; }
};