X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/4d648ebbbe5705878080b9cbf1ca61497323c592..19e1048a7009c4144b0f361ad85fb9dff44761ea:/src/s4u/s4u_Link.cpp diff --git a/src/s4u/s4u_Link.cpp b/src/s4u/s4u_Link.cpp index 456c57d006..65d544b48d 100644 --- a/src/s4u/s4u_Link.cpp +++ b/src/s4u/s4u_Link.cpp @@ -1,28 +1,32 @@ -/* Copyright (c) 2013-2019. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2013-2021. 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. */ #include +#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/SplitDuplexLinkImpl.hpp" #include "src/surf/network_interface.hpp" +#include "src/surf/network_wifi.hpp" #include "xbt/log.h" - -XBT_LOG_NEW_DEFAULT_SUBCATEGORY(s4u_link, s4u, "Logging specific to the S4U links"); +#include "xbt/parse_units.hpp" namespace simgrid { + +template class xbt::Extendable; + namespace s4u { xbt::signal Link::on_creation; xbt::signal Link::on_destruction; xbt::signal Link::on_state_change; xbt::signal Link::on_bandwidth_change; -xbt::signal Link::on_communicate; +xbt::signal Link::on_communicate; xbt::signal Link::on_communication_state_change; @@ -31,6 +35,14 @@ Link* Link::by_name(const std::string& name) return Engine::get_instance()->link_by_name(name); } +kernel::resource::LinkImpl* Link::get_impl() const +{ + xbt_assert( + get_sharing_policy() != SharingPolicy::SPLITDUPLEX, + "Impossible to get a LinkImpl* from a Split-Duplex link. You should call this method to each UP/DOWN member"); + return dynamic_cast(pimpl_); +} + Link* Link::by_name_or_null(const std::string& name) { return Engine::get_instance()->link_by_name_or_null(name); @@ -44,38 +56,94 @@ const char* Link::get_cname() const { return this->pimpl_->get_cname(); } -bool Link::is_used() +bool Link::is_used() const { return this->pimpl_->is_used(); } +bool Link::is_shared() const +{ + return this->pimpl_->get_sharing_policy() != SharingPolicy::FATPIPE; +} + double Link::get_latency() const { return this->pimpl_->get_latency(); } +Link* Link::set_latency(double value) +{ + kernel::actor::simcall([this, value] { pimpl_->set_latency(value); }); + return this; +} + +Link* Link::set_latency(const std::string& value) +{ + double d_value = 0.0; + try { + 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); + } + return set_latency(d_value); +} + double Link::get_bandwidth() const { return this->pimpl_->get_bandwidth(); } -Link::SharingPolicy Link::get_sharing_policy() +Link* Link::set_bandwidth(double value) +{ + kernel::actor::simcall([this, value] { pimpl_->set_bandwidth(value); }); + return this; +} + +Link* Link::set_sharing_policy(Link::SharingPolicy policy) +{ + if (policy == SharingPolicy::SPLITDUPLEX) + throw std::invalid_argument(std::string("Impossible to set split-duplex for the link: ") + get_name() + + std::string(". Use NetZone::create_split_duplex_link.")); + + kernel::actor::simcall([this, policy] { pimpl_->set_sharing_policy(policy); }); + return this; +} +Link::SharingPolicy Link::get_sharing_policy() const { return this->pimpl_->get_sharing_policy(); } -double Link::get_usage() +void Link::set_host_wifi_rate(const s4u::Host* host, int level) const +{ + auto* wlink = dynamic_cast(pimpl_); + xbt_assert(wlink != nullptr, "Link %s does not seem to be a wifi link.", get_cname()); + wlink->set_host_rate(host, level); +} + +Link* Link::set_concurrency_limit(int limit) +{ + kernel::actor::simcall([this, limit] { pimpl_->set_concurrency_limit(limit); }); + return this; +} + +double Link::get_usage() const { return this->pimpl_->get_constraint()->get_usage(); } void Link::turn_on() { - simgrid::simix::simcall([this]() { this->pimpl_->turn_on(); }); + kernel::actor::simcall([this]() { this->pimpl_->turn_on(); }); } void Link::turn_off() { - simgrid::simix::simcall([this]() { this->pimpl_->turn_off(); }); + kernel::actor::simcall([this]() { this->pimpl_->turn_off(); }); +} +Link* Link::seal() +{ + kernel::actor::simcall([this]() { this->pimpl_->seal(); }); + return this; } bool Link::is_on() const @@ -83,71 +151,149 @@ bool Link::is_on() const return this->pimpl_->is_on(); } -void* Link::get_data() +Link* Link::set_state_profile(kernel::profile::Profile* profile) { - return this->pimpl_->get_data(); + 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); }); + return this; } -void Link::set_data(void* d) + +Link* Link::set_bandwidth_profile(kernel::profile::Profile* profile) { - simgrid::simix::simcall([this, d]() { this->pimpl_->set_data(d); }); + 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); }); + return this; } -void Link::set_state_profile(kernel::profile::Profile* profile) +Link* Link::set_latency_profile(kernel::profile::Profile* profile) { - simgrid::simix::simcall([this, profile]() { this->pimpl_->set_state_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); }); + return this; } -void Link::set_bandwidth_profile(kernel::profile::Profile* profile) + +const char* Link::get_property(const std::string& key) const { - simgrid::simix::simcall([this, profile]() { this->pimpl_->set_bandwidth_profile(profile); }); + return this->pimpl_->get_property(key); } -void Link::set_latency_profile(kernel::profile::Profile* trace) +Link* Link::set_property(const std::string& key, const std::string& value) { - simgrid::simix::simcall([this, trace]() { this->pimpl_->set_latency_profile(trace); }); + kernel::actor::simcall([this, &key, &value] { this->pimpl_->set_property(key, value); }); + return this; } -const char* Link::get_property(const std::string& key) +const std::unordered_map* Link::get_properties() const { - return this->pimpl_->get_property(key); + return this->pimpl_->get_properties(); } -void Link::set_property(const std::string& key, const std::string& value) + +Link* Link::set_properties(const std::unordered_map& properties) { - simgrid::simix::simcall([this, &key, &value] { this->pimpl_->set_property(key, value); }); + kernel::actor::simcall([this, &properties] { this->pimpl_->set_properties(properties); }); + return this; } + +Link* SplitDuplexLink::get_link_up() const +{ + return dynamic_cast(pimpl_)->get_link_up(); +} + +Link* SplitDuplexLink::get_link_down() const +{ + return dynamic_cast(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 /* **************************** Public C interface *************************** */ -const char* sg_link_name(sg_link_t link) +const char* sg_link_get_name(const_sg_link_t link) { 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); } -int sg_link_is_shared(sg_link_t link) +int sg_link_is_shared(const_sg_link_t link) { - return (int)link->get_sharing_policy(); + return link->is_shared(); } -double sg_link_bandwidth(sg_link_t link) + +double sg_link_get_bandwidth(const_sg_link_t link) { return link->get_bandwidth(); } -double sg_link_latency(sg_link_t link) + +void sg_link_set_bandwidth(sg_link_t link, double value) +{ + 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(); } -void* sg_link_data(sg_link_t link) + +void sg_link_set_latency(sg_link_t link, double value) +{ + 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(); } -void sg_link_data_set(sg_link_t link, void* data) + +void sg_link_set_data(sg_link_t link, void* data) { link->set_data(data); } -int sg_link_count() + +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); +} + +size_t sg_link_count() { return simgrid::s4u::Engine::get_instance()->get_link_count(); } @@ -156,8 +302,8 @@ sg_link_t* sg_link_list() { std::vector 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; }