X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/afd3a47e007a0f91d206cc2e47b69b4b86970fc2..438dd000410b9c2df531b829b57386f31722b163:/src/kernel/routing/DragonflyZone.cpp diff --git a/src/kernel/routing/DragonflyZone.cpp b/src/kernel/routing/DragonflyZone.cpp index a85ce05190..ce0f59b878 100644 --- a/src/kernel/routing/DragonflyZone.cpp +++ b/src/kernel/routing/DragonflyZone.cpp @@ -1,14 +1,16 @@ -/* Copyright (c) 2014-2016. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2014-2021. 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 "src/kernel/routing/DragonflyZone.hpp" -#include "src/kernel/routing/NetPoint.hpp" +#include "simgrid/kernel/routing/DragonflyZone.hpp" +#include "simgrid/kernel/routing/NetPoint.hpp" #include "src/surf/network_interface.hpp" +#include "src/surf/xml/platf_private.hpp" #include #include +#include XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route_cluster_dragonfly, surf_route_cluster, "Dragonfly Routing part of surf"); @@ -16,40 +18,36 @@ namespace simgrid { namespace kernel { namespace routing { -DragonflyZone::DragonflyZone(NetZone* father, const char* name) : ClusterZone(father, name) -{ -} +DragonflyZone::DragonflyZone(const std::string& name) : ClusterZone(name) {} -DragonflyZone::~DragonflyZone() +DragonflyZone::Coords DragonflyZone::rankId_to_coords(int rankId) const { - if (this->routers_ != nullptr) { - for (unsigned int i = 0; i < this->numGroups_ * this->numChassisPerGroup_ * this->numBladesPerChassis_; i++) - delete (routers_[i]); - xbt_free(routers_); - } + // coords : group, chassis, blade, node + Coords coords; + coords.group = rankId / (num_chassis_per_group_ * num_blades_per_chassis_ * num_nodes_per_blade_); + rankId = rankId % (num_chassis_per_group_ * num_blades_per_chassis_ * num_nodes_per_blade_); + coords.chassis = rankId / (num_blades_per_chassis_ * num_nodes_per_blade_); + rankId = rankId % (num_blades_per_chassis_ * num_nodes_per_blade_); + coords.blade = rankId / num_nodes_per_blade_; + coords.node = rankId % num_nodes_per_blade_; + return coords; } -unsigned int* DragonflyZone::rankId_to_coords(int rankId) +void DragonflyZone::rankId_to_coords(int rankId, unsigned int coords[4]) const // XBT_ATTRIB_DEPRECATED_v330 { - // coords : group, chassis, blade, node - unsigned int* coords = (unsigned int*)malloc(4 * sizeof(unsigned int)); - coords[0] = rankId / (numChassisPerGroup_ * numBladesPerChassis_ * numNodesPerBlade_); - rankId = rankId % (numChassisPerGroup_ * numBladesPerChassis_ * numNodesPerBlade_); - coords[1] = rankId / (numBladesPerChassis_ * numNodesPerBlade_); - rankId = rankId % (numBladesPerChassis_ * numNodesPerBlade_); - coords[2] = rankId / numNodesPerBlade_; - coords[3] = rankId % numNodesPerBlade_; - - return coords; + const auto s_coords = rankId_to_coords(rankId); + coords[0] = s_coords.group; + coords[1] = s_coords.chassis; + coords[2] = s_coords.blade; + coords[3] = s_coords.node; } -void DragonflyZone::parse_specific_arguments(sg_platf_cluster_cbarg_t cluster) +void DragonflyZone::parse_specific_arguments(ClusterCreationArgs* cluster) { std::vector parameters; std::vector tmp; boost::split(parameters, cluster->topo_parameters, boost::is_any_of(";")); - // TODO : we have to check for zeros and negative numbers, or it might crash if (parameters.size() != 4) { surf_parse_error( "Dragonfly are defined by the number of groups, chassis per groups, blades per chassis, nodes per blade"); @@ -61,17 +59,34 @@ void DragonflyZone::parse_specific_arguments(sg_platf_cluster_cbarg_t cluster) surf_parse_error("Dragonfly topologies are defined by 3 levels with 2 elements each, and one with one element"); } - this->numGroups_ = xbt_str_parse_int(tmp[0].c_str(), "Invalid number of groups: %s"); - this->numLinksBlue_ = xbt_str_parse_int(tmp[1].c_str(), "Invalid number of links for the blue level: %s"); + try { + this->num_groups_ = std::stoi(tmp[0]); + } catch (const std::invalid_argument&) { + throw std::invalid_argument(std::string("Invalid number of groups:") + tmp[0]); + } + try { + this->num_links_blue_ = std::stoi(tmp[1]); + } catch (const std::invalid_argument&) { + throw std::invalid_argument(std::string("Invalid number of links for the blue level:") + tmp[1]); + } // Black network : number of chassis/group, number of links between each router on the black network boost::split(tmp, parameters[1], boost::is_any_of(",")); if (tmp.size() != 2) { surf_parse_error("Dragonfly topologies are defined by 3 levels with 2 elements each, and one with one element"); } - this->numChassisPerGroup_ = xbt_str_parse_int(tmp[0].c_str(), "Invalid number of groups: %s"); - this->numLinksBlack_ = xbt_str_parse_int(tmp[1].c_str(), "Invalid number of links for the black level: %s"); + try { + this->num_chassis_per_group_ = std::stoi(tmp[0]); + } catch (const std::invalid_argument&) { + throw std::invalid_argument(std::string("Invalid number of groups:") + tmp[0]); + } + + try { + this->num_links_black_ = std::stoi(tmp[1]); + } catch (const std::invalid_argument&) { + throw std::invalid_argument(std::string("Invalid number of links for the black level:") + tmp[1]); + } // Green network : number of blades/chassis, number of links between each router on the green network boost::split(tmp, parameters[2], boost::is_any_of(",")); @@ -79,147 +94,124 @@ void DragonflyZone::parse_specific_arguments(sg_platf_cluster_cbarg_t cluster) surf_parse_error("Dragonfly topologies are defined by 3 levels with 2 elements each, and one with one element"); } - this->numBladesPerChassis_ = xbt_str_parse_int(tmp[0].c_str(), "Invalid number of groups: %s"); - this->numLinksGreen_ = xbt_str_parse_int(tmp[1].c_str(), "Invalid number of links for the green level: %s"); + try { + this->num_blades_per_chassis_ = std::stoi(tmp[0]); + } catch (const std::invalid_argument&) { + throw std::invalid_argument(std::string("Invalid number of groups:") + tmp[0]); + } - // The last part of topo_parameters should be the number of nodes per blade - this->numNodesPerBlade_ = - xbt_str_parse_int(parameters[3].c_str(), "Last parameter is not the amount of nodes per blade: %s"); - this->cluster_ = cluster; -} + try { + this->num_links_green_ = std::stoi(tmp[1]); + } catch (const std::invalid_argument&) { + throw std::invalid_argument(std::string("Invalid number of links for the green level:") + tmp[1]); + } -/* -* Generate the cluster once every node is created -*/ -void DragonflyZone::seal() -{ - if (this->numNodesPerBlade_ == 0) { - return; + // The last part of topo_parameters should be the number of nodes per blade + try { + this->num_nodes_per_blade_ = std::stoi(parameters[3]); + } catch (const std::invalid_argument&) { + throw std::invalid_argument(std::string("Last parameter is not the amount of nodes per blade:") + parameters[3]); } - this->generateRouters(); - this->generateLinks(); + this->sharing_policy_ = cluster->sharing_policy; + if (cluster->sharing_policy == s4u::Link::SharingPolicy::SPLITDUPLEX) + this->num_links_per_link_ = 2; + this->bw_ = cluster->bw; + this->lat_ = cluster->lat; } -DragonflyRouter::DragonflyRouter(int group, int chassis, int blade) : group_(group), chassis_(chassis), blade_(blade) +/* Generate the cluster once every node is created */ +void DragonflyZone::do_seal() { -} + if (this->num_nodes_per_blade_ == 0) { + return; + } -DragonflyRouter::~DragonflyRouter() -{ - if (this->myNodes_ != nullptr) - xbt_free(myNodes_); - if (this->greenLinks_ != nullptr) - xbt_free(greenLinks_); - if (this->blackLinks_ != nullptr) - xbt_free(blackLinks_); - if (this->blueLinks_ != nullptr) - xbt_free(blueLinks_); + this->generate_routers(); + this->generate_links(); } -void DragonflyZone::generateRouters() +void DragonflyZone::generate_routers() { - this->routers_ = static_cast(xbt_malloc0(this->numGroups_ * this->numChassisPerGroup_ * - this->numBladesPerChassis_ * sizeof(DragonflyRouter*))); - - for (unsigned int i = 0; i < this->numGroups_; i++) { - for (unsigned int j = 0; j < this->numChassisPerGroup_; j++) { - for (unsigned int k = 0; k < this->numBladesPerChassis_; k++) { - DragonflyRouter* router = new DragonflyRouter(i, j, k); - this->routers_[i * this->numChassisPerGroup_ * this->numBladesPerChassis_ + j * this->numBladesPerChassis_ + - k] = router; - } - } - } + this->routers_.reserve(this->num_groups_ * this->num_chassis_per_group_ * this->num_blades_per_chassis_); + for (unsigned int i = 0; i < this->num_groups_; i++) + for (unsigned int j = 0; j < this->num_chassis_per_group_; j++) + for (unsigned int k = 0; k < this->num_blades_per_chassis_; k++) + this->routers_.emplace_back(i, j, k); } -void DragonflyZone::createLink(char* id, int numlinks, surf::LinkImpl** linkup, surf::LinkImpl** linkdown) +void DragonflyZone::generate_link(const std::string& id, int numlinks, resource::LinkImpl** linkup, + resource::LinkImpl** linkdown) { + XBT_DEBUG("Generating link %s", id.c_str()); *linkup = nullptr; *linkdown = nullptr; - s_sg_platf_link_cbarg_t linkTemplate; - memset(&linkTemplate, 0, sizeof(linkTemplate)); - linkTemplate.bandwidth = this->cluster_->bw * numlinks; - linkTemplate.latency = this->cluster_->lat; - linkTemplate.policy = this->cluster_->sharing_policy; // sthg to do with that ? - linkTemplate.id = std::string(id); - sg_platf_new_link(&linkTemplate); - XBT_DEBUG("Generating link %s", id); - surf::LinkImpl* link; - std::string tmpID; - if (this->cluster_->sharing_policy == SURF_LINK_FULLDUPLEX) { - tmpID = std::string(linkTemplate.id) + "_UP"; - link = surf::LinkImpl::byName(tmpID.c_str()); - *linkup = link; // check link? - tmpID = std::string(linkTemplate.id) + "_DOWN"; - link = surf::LinkImpl::byName(tmpID.c_str()); - *linkdown = link; // check link ? + if (sharing_policy_ == s4u::Link::SharingPolicy::SPLITDUPLEX) { + *linkup = create_link(id + "_UP", std::vector{bw_ * numlinks})->set_latency(lat_)->seal()->get_impl(); + *linkdown = create_link(id + "_DOWN", std::vector{bw_ * numlinks})->set_latency(lat_)->seal()->get_impl(); + } else { - link = surf::LinkImpl::byName(linkTemplate.id.c_str()); - *linkup = link; - *linkdown = link; + *linkup = create_link(id, std::vector{bw_ * numlinks})->set_latency(lat_)->seal()->get_impl(); + *linkdown = *linkup; } } -void DragonflyZone::generateLinks() +void DragonflyZone::generate_links() { static int uniqueId = 0; - char* id = nullptr; - surf::LinkImpl* linkup; - surf::LinkImpl* linkdown; + resource::LinkImpl* linkup; + resource::LinkImpl* linkdown; - unsigned int numRouters = this->numGroups_ * this->numChassisPerGroup_ * this->numBladesPerChassis_; - - if (this->cluster_->sharing_policy == SURF_LINK_FULLDUPLEX) - numLinksperLink_ = 2; + unsigned int numRouters = this->num_groups_ * this->num_chassis_per_group_ * this->num_blades_per_chassis_; // Links from routers to their local nodes. for (unsigned int i = 0; i < numRouters; i++) { // allocate structures - this->routers_[i]->myNodes_ = static_cast( - xbt_malloc0(numLinksperLink_ * this->numNodesPerBlade_ * sizeof(surf::LinkImpl*))); - this->routers_[i]->greenLinks_ = - static_cast(xbt_malloc0(this->numBladesPerChassis_ * sizeof(surf::LinkImpl*))); - this->routers_[i]->blackLinks_ = - static_cast(xbt_malloc0(this->numChassisPerGroup_ * sizeof(surf::LinkImpl*))); - - for (unsigned int j = 0; j < numLinksperLink_ * this->numNodesPerBlade_; j += numLinksperLink_) { - id = bprintf("local_link_from_router_%d_to_node_%d_%d", i, j / numLinksperLink_, uniqueId); - this->createLink(id, 1, &linkup, &linkdown); - if (this->cluster_->sharing_policy == SURF_LINK_FULLDUPLEX) { - this->routers_[i]->myNodes_[j] = linkup; - this->routers_[i]->myNodes_[j + 1] = linkdown; - } else { - this->routers_[i]->myNodes_[j] = linkup; - } + this->routers_[i].my_nodes_.resize(num_links_per_link_ * this->num_nodes_per_blade_); + this->routers_[i].green_links_.resize(this->num_blades_per_chassis_); + this->routers_[i].black_links_.resize(this->num_chassis_per_group_); + + for (unsigned int j = 0; j < num_links_per_link_ * this->num_nodes_per_blade_; j += num_links_per_link_) { + std::string id = "local_link_from_router_" + std::to_string(i) + "_to_node_" + + std::to_string(j / num_links_per_link_) + "_" + std::to_string(uniqueId); + this->generate_link(id, 1, &linkup, &linkdown); + + this->routers_[i].my_nodes_[j] = linkup; + if (this->sharing_policy_ == s4u::Link::SharingPolicy::SPLITDUPLEX) + this->routers_[i].my_nodes_[j + 1] = linkdown; + uniqueId++; } } // Green links from routers to same chassis routers - alltoall - for (unsigned int i = 0; i < this->numGroups_ * this->numChassisPerGroup_; i++) { - for (unsigned int j = 0; j < this->numBladesPerChassis_; j++) { - for (unsigned int k = j + 1; k < this->numBladesPerChassis_; k++) { - id = bprintf("green_link_in_chassis_%d_between_routers_%d_and_%d_%d", i % numChassisPerGroup_, j, k, uniqueId); - this->createLink(id, this->numLinksGreen_, &linkup, &linkdown); - this->routers_[i * numBladesPerChassis_ + j]->greenLinks_[k] = linkup; - this->routers_[i * numBladesPerChassis_ + k]->greenLinks_[j] = linkdown; + for (unsigned int i = 0; i < this->num_groups_ * this->num_chassis_per_group_; i++) { + for (unsigned int j = 0; j < this->num_blades_per_chassis_; j++) { + for (unsigned int k = j + 1; k < this->num_blades_per_chassis_; k++) { + std::string id = "green_link_in_chassis_" + std::to_string(i % num_chassis_per_group_) + "_between_routers_" + + std::to_string(j) + "_and_" + std::to_string(k) + "_" + std::to_string(uniqueId); + this->generate_link(id, this->num_links_green_, &linkup, &linkdown); + + this->routers_[i * num_blades_per_chassis_ + j].green_links_[k] = linkup; + this->routers_[i * num_blades_per_chassis_ + k].green_links_[j] = linkdown; uniqueId++; } } } // Black links from routers to same group routers - alltoall - for (unsigned int i = 0; i < this->numGroups_; i++) { - for (unsigned int j = 0; j < this->numChassisPerGroup_; j++) { - for (unsigned int k = j + 1; k < this->numChassisPerGroup_; k++) { - for (unsigned int l = 0; l < this->numBladesPerChassis_; l++) { - id = bprintf("black_link_in_group_%d_between_chassis_%d_and_%d_blade_%d_%d", i, j, k, l, uniqueId); - this->createLink(id, this->numLinksBlack_, &linkup, &linkdown); - this->routers_[i * numBladesPerChassis_ * numChassisPerGroup_ + j * numBladesPerChassis_ + l] - ->blackLinks_[k] = linkup; - this->routers_[i * numBladesPerChassis_ * numChassisPerGroup_ + k * numBladesPerChassis_ + l] - ->blackLinks_[j] = linkdown; + for (unsigned int i = 0; i < this->num_groups_; i++) { + for (unsigned int j = 0; j < this->num_chassis_per_group_; j++) { + for (unsigned int k = j + 1; k < this->num_chassis_per_group_; k++) { + for (unsigned int l = 0; l < this->num_blades_per_chassis_; l++) { + std::string id = "black_link_in_group_" + std::to_string(i) + "_between_chassis_" + std::to_string(j) + + "_and_" + std::to_string(k) + "_blade_" + std::to_string(l) + "_" + std::to_string(uniqueId); + this->generate_link(id, this->num_links_black_, &linkup, &linkdown); + + this->routers_[i * num_blades_per_chassis_ * num_chassis_per_group_ + j * num_blades_per_chassis_ + l] + .black_links_[k] = linkup; + this->routers_[i * num_blades_per_chassis_ * num_chassis_per_group_ + k * num_blades_per_chassis_ + l] + .black_links_[j] = linkdown; uniqueId++; } } @@ -229,123 +221,130 @@ void DragonflyZone::generateLinks() // Blue links between groups - Not all routers involved, only one per group is linked to others. Let's say router n of // each group is linked to group n. // FIXME: in reality blue links may be attached to several different routers - for (unsigned int i = 0; i < this->numGroups_; i++) { - for (unsigned int j = i + 1; j < this->numGroups_; j++) { - unsigned int routernumi = i * numBladesPerChassis_ * numChassisPerGroup_ + j; - unsigned int routernumj = j * numBladesPerChassis_ * numChassisPerGroup_ + i; - this->routers_[routernumi]->blueLinks_ = static_cast(xbt_malloc0(sizeof(surf::LinkImpl*))); - this->routers_[routernumj]->blueLinks_ = static_cast(xbt_malloc0(sizeof(surf::LinkImpl*))); - id = bprintf("blue_link_between_group_%d_and_%d_routers_%d_and_%d_%d", i, j, routernumi, routernumj, uniqueId); - this->createLink(id, this->numLinksBlue_, &linkup, &linkdown); - this->routers_[routernumi]->blueLinks_[0] = linkup; - this->routers_[routernumj]->blueLinks_[0] = linkdown; + for (unsigned int i = 0; i < this->num_groups_; i++) { + for (unsigned int j = i + 1; j < this->num_groups_; j++) { + unsigned int routernumi = i * num_blades_per_chassis_ * num_chassis_per_group_ + j; + unsigned int routernumj = j * num_blades_per_chassis_ * num_chassis_per_group_ + i; + std::string id = "blue_link_between_group_" + std::to_string(i) + "_and_" + std::to_string(j) + "_routers_" + + std::to_string(routernumi) + "_and_" + std::to_string(routernumj) + "_" + + std::to_string(uniqueId); + this->generate_link(id, this->num_links_blue_, &linkup, &linkdown); + + this->routers_[routernumi].blue_link_ = linkup; + this->routers_[routernumj].blue_link_ = linkdown; uniqueId++; } } } -void DragonflyZone::getLocalRoute(NetPoint* src, NetPoint* dst, sg_platf_route_cbarg_t route, double* latency) +void DragonflyZone::get_local_route(NetPoint* src, NetPoint* dst, RouteCreationArgs* route, double* latency) { // Minimal routing version. // TODO : non-minimal random one, and adaptive ? - if (dst->isRouter() || src->isRouter()) + if (dst->is_router() || src->is_router()) return; - XBT_VERB("dragonfly getLocalRout from '%s'[%d] to '%s'[%d]", src->name().c_str(), src->id(), dst->name().c_str(), + XBT_VERB("dragonfly getLocalRoute from '%s'[%u] to '%s'[%u]", src->get_cname(), src->id(), dst->get_cname(), dst->id()); - if ((src->id() == dst->id()) && hasLoopback_) { - std::pair info = privateLinks_.at(src->id() * linkCountPerNode_); + if ((src->id() == dst->id()) && has_loopback()) { + resource::LinkImpl* uplink = get_uplink_from(node_pos(src->id())); - route->link_list->push_back(info.first); + route->link_list.push_back(uplink); if (latency) - *latency += info.first->latency(); + *latency += uplink->get_latency(); return; } - unsigned int* myCoords = rankId_to_coords(src->id()); - unsigned int* targetCoords = rankId_to_coords(dst->id()); - XBT_DEBUG("src : %u group, %u chassis, %u blade, %u node", myCoords[0], myCoords[1], myCoords[2], myCoords[3]); - XBT_DEBUG("dst : %u group, %u chassis, %u blade, %u node", targetCoords[0], targetCoords[1], targetCoords[2], - targetCoords[3]); - - DragonflyRouter* myRouter = routers_[myCoords[0] * (numChassisPerGroup_ * numBladesPerChassis_) + - myCoords[1] * numBladesPerChassis_ + myCoords[2]]; - DragonflyRouter* targetRouter = routers_[targetCoords[0] * (numChassisPerGroup_ * numBladesPerChassis_) + - targetCoords[1] * numBladesPerChassis_ + targetCoords[2]]; + const auto myCoords = rankId_to_coords(src->id()); + const auto targetCoords = rankId_to_coords(dst->id()); + XBT_DEBUG("src : %u group, %u chassis, %u blade, %u node", myCoords.group, myCoords.chassis, myCoords.blade, + myCoords.node); + XBT_DEBUG("dst : %u group, %u chassis, %u blade, %u node", targetCoords.group, targetCoords.chassis, + targetCoords.blade, targetCoords.node); + + DragonflyRouter* myRouter = &routers_[myCoords.group * (num_chassis_per_group_ * num_blades_per_chassis_) + + myCoords.chassis * num_blades_per_chassis_ + myCoords.blade]; + DragonflyRouter* targetRouter = &routers_[targetCoords.group * (num_chassis_per_group_ * num_blades_per_chassis_) + + targetCoords.chassis * num_blades_per_chassis_ + targetCoords.blade]; DragonflyRouter* currentRouter = myRouter; // node->router local link - route->link_list->push_back(myRouter->myNodes_[myCoords[3] * numLinksperLink_]); + route->link_list.push_back(myRouter->my_nodes_[myCoords.node * num_links_per_link_]); if (latency) - *latency += myRouter->myNodes_[myCoords[3] * numLinksperLink_]->latency(); + *latency += myRouter->my_nodes_[myCoords.node * num_links_per_link_]->get_latency(); - if (hasLimiter_) { // limiter for sender - std::pair info = privateLinks_.at(src->id() * linkCountPerNode_ + hasLoopback_); - route->link_list->push_back(info.first); + if (has_limiter()) { // limiter for sender + route->link_list.push_back(get_uplink_from(node_pos_with_loopback(src->id()))); } if (targetRouter != myRouter) { - // are we on a different group ? if (targetRouter->group_ != currentRouter->group_) { // go to the router of our group connected to this one. - if (currentRouter->blade_ != targetCoords[0]) { + if (currentRouter->blade_ != targetCoords.group) { // go to the nth router in our chassis - route->link_list->push_back(currentRouter->greenLinks_[targetCoords[0]]); + route->link_list.push_back(currentRouter->green_links_[targetCoords.group]); if (latency) - *latency += currentRouter->greenLinks_[targetCoords[0]]->latency(); - currentRouter = routers_[myCoords[0] * (numChassisPerGroup_ * numBladesPerChassis_) + - myCoords[1] * numBladesPerChassis_ + targetCoords[0]]; + *latency += currentRouter->green_links_[targetCoords.group]->get_latency(); + currentRouter = &routers_[myCoords.group * (num_chassis_per_group_ * num_blades_per_chassis_) + + myCoords.chassis * num_blades_per_chassis_ + targetCoords.group]; } if (currentRouter->chassis_ != 0) { // go to the first chassis of our group - route->link_list->push_back(currentRouter->blackLinks_[0]); + route->link_list.push_back(currentRouter->black_links_[0]); if (latency) - *latency += currentRouter->blackLinks_[0]->latency(); - currentRouter = routers_[myCoords[0] * (numChassisPerGroup_ * numBladesPerChassis_) + targetCoords[0]]; + *latency += currentRouter->black_links_[0]->get_latency(); + currentRouter = + &routers_[myCoords.group * (num_chassis_per_group_ * num_blades_per_chassis_) + targetCoords.group]; } // go to destination group - the only optical hop - route->link_list->push_back(currentRouter->blueLinks_[0]); + route->link_list.push_back(currentRouter->blue_link_); if (latency) - *latency += currentRouter->blueLinks_[0]->latency(); - currentRouter = routers_[targetCoords[0] * (numChassisPerGroup_ * numBladesPerChassis_) + myCoords[0]]; + *latency += currentRouter->blue_link_->get_latency(); + currentRouter = + &routers_[targetCoords.group * (num_chassis_per_group_ * num_blades_per_chassis_) + myCoords.group]; } // same group, but same blade ? if (targetRouter->blade_ != currentRouter->blade_) { - route->link_list->push_back(currentRouter->greenLinks_[targetCoords[2]]); + route->link_list.push_back(currentRouter->green_links_[targetCoords.blade]); if (latency) - *latency += currentRouter->greenLinks_[targetCoords[2]]->latency(); - currentRouter = routers_[targetCoords[0] * (numChassisPerGroup_ * numBladesPerChassis_) + targetCoords[2]]; + *latency += currentRouter->green_links_[targetCoords.blade]->get_latency(); + currentRouter = + &routers_[targetCoords.group * (num_chassis_per_group_ * num_blades_per_chassis_) + targetCoords.blade]; } // same blade, but same chassis ? if (targetRouter->chassis_ != currentRouter->chassis_) { - route->link_list->push_back(currentRouter->blackLinks_[targetCoords[1]]); + route->link_list.push_back(currentRouter->black_links_[targetCoords.chassis]); if (latency) - *latency += currentRouter->blackLinks_[targetCoords[1]]->latency(); - currentRouter = routers_[targetCoords[0] * (numChassisPerGroup_ * numBladesPerChassis_) + - targetCoords[1] * numBladesPerChassis_ + targetCoords[2]]; + *latency += currentRouter->black_links_[targetCoords.chassis]->get_latency(); } } - if (hasLimiter_) { // limiter for receiver - std::pair info = privateLinks_.at(dst->id() * linkCountPerNode_ + hasLoopback_); - route->link_list->push_back(info.first); + if (has_limiter()) { // limiter for receiver + route->link_list.push_back(get_downlink_to(node_pos_with_loopback(dst->id()))); } // router->node local link - route->link_list->push_back(targetRouter->myNodes_[targetCoords[3] * numLinksperLink_ + numLinksperLink_ - 1]); + route->link_list.push_back( + targetRouter->my_nodes_[targetCoords.node * num_links_per_link_ + num_links_per_link_ - 1]); if (latency) - *latency += targetRouter->myNodes_[targetCoords[3] * numLinksperLink_ + numLinksperLink_ - 1]->latency(); - - xbt_free(myCoords); - xbt_free(targetCoords); -} + *latency += + targetRouter->my_nodes_[targetCoords.node * num_links_per_link_ + num_links_per_link_ - 1]->get_latency(); } +} // namespace routing +} // namespace kernel + +namespace s4u { +NetZone* create_dragonfly_zone(const std::string& name) +{ + return (new kernel::routing::DragonflyZone(name))->get_iface(); } -} // namespace +} // namespace s4u + +} // namespace simgrid