-/* Copyright (c) 2013-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2013-2023. 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 <algorithm>
+#include <simgrid/Exception.hpp>
+#include <simgrid/s4u/Engine.hpp>
+#include <simgrid/s4u/Link.hpp>
+#include <simgrid/simix.hpp>
+#include <xbt/config.hpp>
+#include <xbt/parse_units.hpp>
-#include "simgrid/Exception.hpp"
-#include "simgrid/s4u/Engine.hpp"
-#include "simgrid/s4u/Link.hpp"
-#include "simgrid/sg_config.hpp"
-#include "simgrid/simix.hpp"
-#include "src/kernel/lmm/maxmin.hpp"
-#include "src/surf/network_interface.hpp"
-#include "src/surf/network_wifi.hpp"
-#include "xbt/log.h"
-#include "xbt/parse_units.hpp"
+#include "src/kernel/resource/LinkImpl.hpp"
+#include "src/kernel/resource/SplitDuplexLinkImpl.hpp"
+#include "src/kernel/resource/WifiLinkImpl.hpp"
namespace simgrid {
xbt::signal<void(Link&)> Link::on_creation;
xbt::signal<void(Link const&)> Link::on_destruction;
-xbt::signal<void(Link const&)> Link::on_state_change;
+xbt::signal<void(Link const&)> Link::on_onoff;
xbt::signal<void(Link const&)> Link::on_bandwidth_change;
-xbt::signal<void(kernel::resource::NetworkAction&)> Link::on_communicate;
xbt::signal<void(kernel::resource::NetworkAction&, kernel::resource::Action::State)>
Link::on_communication_state_change;
return Engine::get_instance()->link_by_name(name);
}
+kernel::resource::StandardLinkImpl* Link::get_impl() const
+{
+ auto* link_impl = dynamic_cast<kernel::resource::StandardLinkImpl*>(pimpl_);
+ xbt_assert(link_impl != nullptr, "Impossible to get a LinkImpl* from link. %s.",
+ (get_sharing_policy() == SharingPolicy::SPLITDUPLEX
+ ? "For a Split-Duplex link, you should call this method to each UP/DOWN member"
+ : "Please report this bug"));
+ return link_impl;
+}
+
Link* Link::by_name_or_null(const std::string& name)
{
return Engine::get_instance()->link_by_name_or_null(name);
Link* Link::set_latency(double value)
{
- kernel::actor::simcall([this, value] { pimpl_->set_latency(value); });
+ kernel::actor::simcall_object_access(pimpl_, [this, value] { pimpl_->set_latency(value); });
return this;
}
{
double d_value = 0.0;
try {
- d_value = xbt_parse_get_time("", 0, value.c_str(), nullptr, "");
+ d_value = xbt_parse_get_time("", 0, value, "");
} catch (const simgrid::ParseError&) {
- throw std::invalid_argument(std::string("Impossible to set latency for link: ") + get_name() +
- std::string(". Invalid value: ") + value);
+ throw std::invalid_argument("Impossible to set latency for link: " + get_name() + ". Invalid value: " + value);
}
return set_latency(d_value);
}
Link* Link::set_bandwidth(double value)
{
- kernel::actor::simcall([this, value] { pimpl_->set_bandwidth(value); });
+ kernel::actor::simcall_object_access(pimpl_, [this, value] { pimpl_->set_bandwidth(value); });
return this;
}
-Link* Link::set_sharing_policy(Link::SharingPolicy policy)
+Link* Link::set_sharing_policy(Link::SharingPolicy policy, const NonLinearResourceCb& cb)
{
- kernel::actor::simcall([this, policy] { pimpl_->set_sharing_policy(policy); });
+ if (policy == SharingPolicy::SPLITDUPLEX || policy == SharingPolicy::WIFI)
+ throw std::invalid_argument("Impossible to set wifi or split-duplex for the link: " + get_name() +
+ ". Use appropriate create function in NetZone.");
+
+ kernel::actor::simcall_object_access(pimpl_, [this, policy, &cb] { pimpl_->set_sharing_policy(policy, cb); });
return this;
}
Link::SharingPolicy Link::get_sharing_policy() const
void Link::set_host_wifi_rate(const s4u::Host* host, int level) const
{
- xbt_assert(pimpl_->get_sharing_policy() == Link::SharingPolicy::WIFI, "Link %s does not seem to be a wifi link.",
- get_cname());
- auto* wlink = dynamic_cast<kernel::resource::NetworkWifiLink*>(pimpl_);
- xbt_assert(wlink != nullptr, "Cannot convert link %s into a wifi link.", get_cname());
+ auto* wlink = dynamic_cast<kernel::resource::WifiLinkImpl*>(pimpl_);
+ xbt_assert(wlink != nullptr, "Link %s does not seem to be a wifi link.", get_cname());
wlink->set_host_rate(host, level);
}
-double Link::get_usage() const
+int Link::get_concurrency_limit() const
+{
+ return pimpl_->get_concurrency_limit();
+}
+
+Link* Link::set_concurrency_limit(int limit)
+{
+ kernel::actor::simcall_object_access(pimpl_, [this, limit] { pimpl_->set_concurrency_limit(limit); });
+ return this;
+}
+
+double Link::get_load() const
{
- return this->pimpl_->get_constraint()->get_usage();
+ return this->pimpl_->get_constraint()->get_load();
}
void Link::turn_on()
{
- kernel::actor::simcall([this]() { this->pimpl_->turn_on(); });
+ kernel::actor::simcall_answered([this]() { this->pimpl_->turn_on(); });
}
void Link::turn_off()
{
- kernel::actor::simcall([this]() { this->pimpl_->turn_off(); });
+ kernel::actor::simcall_answered([this]() { this->pimpl_->turn_off(); });
}
-void Link::seal()
+Link* Link::seal()
{
- kernel::actor::simcall([this]() { this->pimpl_->seal(); });
+ kernel::actor::simcall_answered([this]() { this->pimpl_->seal(); });
+ s4u::Link::on_creation(*this); // notify the signal
+ return this;
}
bool Link::is_on() const
Link* Link::set_state_profile(kernel::profile::Profile* profile)
{
xbt_assert(not pimpl_->is_sealed(), "Cannot set a state profile once the Link is sealed");
- kernel::actor::simcall([this, profile]() { this->pimpl_->set_state_profile(profile); });
+ kernel::actor::simcall_object_access(pimpl_, [this, profile]() { this->pimpl_->set_state_profile(profile); });
return this;
}
Link* Link::set_bandwidth_profile(kernel::profile::Profile* profile)
{
xbt_assert(not pimpl_->is_sealed(), "Cannot set a bandwidth profile once the Link is sealed");
- kernel::actor::simcall([this, profile]() { this->pimpl_->set_bandwidth_profile(profile); });
+ kernel::actor::simcall_object_access(pimpl_, [this, profile]() { this->pimpl_->set_bandwidth_profile(profile); });
return this;
}
Link* Link::set_latency_profile(kernel::profile::Profile* profile)
{
xbt_assert(not pimpl_->is_sealed(), "Cannot set a latency profile once the Link is sealed");
- kernel::actor::simcall([this, profile]() { this->pimpl_->set_latency_profile(profile); });
+ kernel::actor::simcall_object_access(pimpl_, [this, profile]() { this->pimpl_->set_latency_profile(profile); });
return this;
}
}
Link* Link::set_property(const std::string& key, const std::string& value)
{
- kernel::actor::simcall([this, &key, &value] { this->pimpl_->set_property(key, value); });
+ kernel::actor::simcall_object_access(pimpl_, [this, &key, &value] { this->pimpl_->set_property(key, value); });
return this;
}
Link* Link::set_properties(const std::unordered_map<std::string, std::string>& properties)
{
- kernel::actor::simcall([this, &properties] { this->pimpl_->set_properties(properties); });
+ kernel::actor::simcall_object_access(pimpl_, [this, &properties] { this->pimpl_->set_properties(properties); });
return this;
}
+Link* SplitDuplexLink::get_link_up() const
+{
+ const auto* pimpl = dynamic_cast<kernel::resource::SplitDuplexLinkImpl*>(pimpl_);
+ xbt_assert(pimpl, "Requesting link_up from a non split-duplex link: %s", get_cname());
+ return pimpl->get_link_up();
+}
+
+Link* SplitDuplexLink::get_link_down() const
+{
+ const auto* pimpl = dynamic_cast<kernel::resource::SplitDuplexLinkImpl*>(pimpl_);
+ xbt_assert(pimpl, "Requesting link_down from a non split-duplex link: %s", get_cname());
+ return pimpl->get_link_down();
+}
+
+SplitDuplexLink* SplitDuplexLink::by_name(const std::string& name)
+{
+ return Engine::get_instance()->split_duplex_link_by_name(name);
+}
+
} // namespace s4u
} // namespace simgrid
return link->get_cname();
}
-const char* sg_link_name(const_sg_link_t link) // XBT_ATTRIB_DEPRECATED_v330
-{
- return sg_link_get_name(link);
-}
-
sg_link_t sg_link_by_name(const char* name)
{
return simgrid::s4u::Link::by_name(name);
link->set_bandwidth(value);
}
-double sg_link_bandwidth(const_sg_link_t link) // XBT_ATTRIB_DEPRECATED_v330
-{
- return sg_link_get_bandwidth(link);
-}
-
-void sg_link_bandwidth_set(sg_link_t link, double value) // XBT_ATTRIB_DEPRECATED_v330
-{
- sg_link_set_bandwidth(link, value);
-}
-
double sg_link_get_latency(const_sg_link_t link)
{
return link->get_latency();
link->set_latency(value);
}
-double sg_link_latency(const_sg_link_t link) // XBT_ATTRIB_DEPRECATED_v330
-{
- return sg_link_get_latency(link);
-}
-
-void sg_link_latency_set(sg_link_t link, double value) // XBT_ATTRIB_DEPRECATED_v330
-{
- sg_link_set_latency(link, value);
-}
-
void* sg_link_get_data(const_sg_link_t link)
{
- return link->get_data();
+ return link->get_data<void>();
}
void sg_link_set_data(sg_link_t link, void* data)
link->set_data(data);
}
-void* sg_link_data(const_sg_link_t link) // XBT_ATTRIB_DEPRECATED_v330
-{
- return sg_link_get_data(link);
-}
-
-void sg_link_data_set(sg_link_t link, void* data) // XBT_ATTRIB_DEPRECATED_v330
-{
- sg_link_set_data(link, data);
-}
-
-int sg_link_count()
+size_t sg_link_count()
{
return simgrid::s4u::Engine::get_instance()->get_link_count();
}
{
std::vector<simgrid::s4u::Link*> links = simgrid::s4u::Engine::get_instance()->get_all_links();
- sg_link_t* res = xbt_new(sg_link_t, links.size());
- memcpy(res, links.data(), sizeof(sg_link_t) * links.size());
+ auto* res = xbt_new(sg_link_t, links.size());
+ std::copy(begin(links), end(links), res);
return res;
}