1 /* Copyright (c) 2006-2019. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "simgrid/Exception.hpp"
7 #include "simgrid/kernel/routing/ClusterZone.hpp"
8 #include "simgrid/kernel/routing/DijkstraZone.hpp"
9 #include "simgrid/kernel/routing/DragonflyZone.hpp"
10 #include "simgrid/kernel/routing/EmptyZone.hpp"
11 #include "simgrid/kernel/routing/FatTreeZone.hpp"
12 #include "simgrid/kernel/routing/FloydZone.hpp"
13 #include "simgrid/kernel/routing/FullZone.hpp"
14 #include "simgrid/kernel/routing/NetPoint.hpp"
15 #include "simgrid/kernel/routing/NetZoneImpl.hpp"
16 #include "simgrid/kernel/routing/TorusZone.hpp"
17 #include "simgrid/kernel/routing/VivaldiZone.hpp"
18 #include "simgrid/s4u/Engine.hpp"
19 #include "src/include/simgrid/sg_config.hpp"
20 #include "src/include/surf/surf.hpp"
21 #include "src/kernel/EngineImpl.hpp"
22 #include "src/kernel/resource/DiskImpl.hpp"
23 #include "src/kernel/resource/profile/Profile.hpp"
24 #include "src/simix/smx_private.hpp"
25 #include "src/surf/HostImpl.hpp"
26 #include "src/surf/xml/platf_private.hpp"
30 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_parse);
32 XBT_PRIVATE std::map<std::string, simgrid::kernel::resource::StorageImpl*> mount_list;
33 XBT_PRIVATE std::vector<std::string> known_storages;
38 simgrid::xbt::signal<void(kernel::routing::ClusterCreationArgs const&)> on_cluster;
42 static int surf_parse_models_setup_already_called = 0;
43 std::map<std::string, simgrid::kernel::resource::StorageType*> storage_types;
45 /** The current AS in the parsing */
46 static simgrid::kernel::routing::NetZoneImpl* current_routing = nullptr;
47 static simgrid::kernel::routing::NetZoneImpl* routing_get_current()
49 return current_routing;
52 /** Module management function: creates all internal data structures */
55 simgrid::s4u::on_platform_created.connect(check_disk_attachment);
58 /** Module management function: frees all internal data structures */
59 void sg_platf_exit() {
60 simgrid::surf::on_cluster.disconnect_slots();
61 simgrid::s4u::on_platform_created.disconnect_slots();
63 /* make sure that we will reinit the models while loading the platf once reinited */
64 surf_parse_models_setup_already_called = 0;
65 surf_parse_lex_destroy();
68 /** @brief Add a host to the current AS */
69 void sg_platf_new_host(simgrid::kernel::routing::HostCreationArgs* args)
71 std::map<std::string, std::string> props;
72 if (args->properties) {
73 for (auto const& elm : *args->properties)
74 props.insert({elm.first, elm.second});
75 delete args->properties;
78 simgrid::s4u::Host* host =
79 routing_get_current()->create_host(args->id, args->speed_per_pstate, args->core_amount, &props);
81 host->pimpl_->storage_ = mount_list;
84 /* Change from the defaults */
85 if (args->state_trace)
86 host->pimpl_cpu->set_state_profile(args->state_trace);
87 if (args->speed_trace)
88 host->pimpl_cpu->set_speed_profile(args->speed_trace);
89 if (args->pstate != 0)
90 host->pimpl_cpu->set_pstate(args->pstate);
91 if (not args->coord.empty())
92 new simgrid::kernel::routing::vivaldi::Coords(host->pimpl_netpoint, args->coord);
95 /** @brief Add a "router" to the network element list */
96 simgrid::kernel::routing::NetPoint* sg_platf_new_router(const std::string& name, const char* coords)
98 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
99 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::base;
100 xbt_assert(nullptr == simgrid::s4u::Engine::get_instance()->netpoint_by_name_or_null(name),
101 "Refusing to create a router named '%s': this name already describes a node.", name.c_str());
103 simgrid::kernel::routing::NetPoint* netpoint =
104 new simgrid::kernel::routing::NetPoint(name, simgrid::kernel::routing::NetPoint::Type::Router, current_routing);
105 XBT_DEBUG("Router '%s' has the id %u", netpoint->get_cname(), netpoint->id());
107 if (coords && strcmp(coords, ""))
108 new simgrid::kernel::routing::vivaldi::Coords(netpoint, coords);
114 static void sg_platf_new_link(simgrid::kernel::routing::LinkCreationArgs* link, const std::string& link_name)
116 simgrid::kernel::resource::LinkImpl* l =
117 surf_network_model->create_link(link_name, link->bandwidths, link->latency, link->policy);
119 if (link->properties) {
120 l->set_properties(*link->properties);
123 if (link->latency_trace)
124 l->set_latency_profile(link->latency_trace);
125 if (link->bandwidth_trace)
126 l->set_bandwidth_profile(link->bandwidth_trace);
127 if (link->state_trace)
128 l->set_state_profile(link->state_trace);
131 void sg_platf_new_link(simgrid::kernel::routing::LinkCreationArgs* link)
133 if (link->policy == simgrid::s4u::Link::SharingPolicy::SPLITDUPLEX) {
134 sg_platf_new_link(link, link->id + "_UP");
135 sg_platf_new_link(link, link->id + "_DOWN");
137 sg_platf_new_link(link, link->id);
139 delete link->properties;
142 void sg_platf_new_cluster(simgrid::kernel::routing::ClusterCreationArgs* cluster)
144 using simgrid::kernel::routing::ClusterZone;
145 using simgrid::kernel::routing::DragonflyZone;
146 using simgrid::kernel::routing::FatTreeZone;
147 using simgrid::kernel::routing::TorusZone;
151 // What an inventive way of initializing the AS that I have as ancestor :-(
152 simgrid::kernel::routing::ZoneCreationArgs zone;
153 zone.id = cluster->id;
154 switch (cluster->topology) {
155 case simgrid::kernel::routing::ClusterTopology::TORUS:
156 zone.routing = A_surfxml_AS_routing_ClusterTorus;
158 case simgrid::kernel::routing::ClusterTopology::DRAGONFLY:
159 zone.routing = A_surfxml_AS_routing_ClusterDragonfly;
161 case simgrid::kernel::routing::ClusterTopology::FAT_TREE:
162 zone.routing = A_surfxml_AS_routing_ClusterFatTree;
165 zone.routing = A_surfxml_AS_routing_Cluster;
168 sg_platf_new_Zone_begin(&zone);
169 simgrid::kernel::routing::ClusterZone* current_as = static_cast<ClusterZone*>(routing_get_current());
170 current_as->parse_specific_arguments(cluster);
171 if (cluster->properties != nullptr)
172 for (auto const& elm : *cluster->properties)
173 current_as->get_iface()->set_property(elm.first, elm.second);
175 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
176 current_as->num_links_per_node_++;
177 current_as->has_loopback_ = true;
180 if(cluster->limiter_link > 0){
181 current_as->num_links_per_node_++;
182 current_as->has_limiter_ = true;
185 for (int const& i : *cluster->radicals) {
186 std::string host_id = std::string(cluster->prefix) + std::to_string(i) + cluster->suffix;
187 std::string link_id = std::string(cluster->id) + "_link_" + std::to_string(i);
189 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id.c_str(), cluster->speeds.front());
191 simgrid::kernel::routing::HostCreationArgs host;
192 host.id = host_id.c_str();
193 if ((cluster->properties != nullptr) && (not cluster->properties->empty())) {
194 host.properties = new std::unordered_map<std::string, std::string>;
196 for (auto const& elm : *cluster->properties)
197 host.properties->insert({elm.first, elm.second});
200 host.speed_per_pstate = cluster->speeds;
202 host.core_amount = cluster->core_amount;
204 sg_platf_new_host(&host);
205 XBT_DEBUG("</host>");
207 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id.c_str(), cluster->bw, cluster->lat);
209 // All links are saved in a matrix;
210 // every row describes a single node; every node may have multiple links.
211 // the first column may store a link from x to x if p_has_loopback is set
212 // the second column may store a limiter link if p_has_limiter is set
213 // other columns are to store one or more link for the node
215 //add a loopback link
216 simgrid::s4u::Link* linkUp = nullptr;
217 simgrid::s4u::Link* linkDown = nullptr;
218 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
219 std::string tmp_link = link_id + "_loopback";
220 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->loopback_bw);
222 simgrid::kernel::routing::LinkCreationArgs link;
224 link.bandwidths.push_back(cluster->loopback_bw);
225 link.latency = cluster->loopback_lat;
226 link.policy = simgrid::s4u::Link::SharingPolicy::FATPIPE;
227 sg_platf_new_link(&link);
228 linkUp = simgrid::s4u::Link::by_name_or_null(tmp_link);
229 linkDown = simgrid::s4u::Link::by_name_or_null(tmp_link);
231 auto* as_cluster = static_cast<ClusterZone*>(current_as);
232 as_cluster->private_links_.insert({as_cluster->node_pos(rankId), {linkUp->get_impl(), linkDown->get_impl()}});
235 //add a limiter link (shared link to account for maximal bandwidth of the node)
238 if(cluster->limiter_link > 0){
239 std::string tmp_link = std::string(link_id) + "_limiter";
240 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->limiter_link);
242 simgrid::kernel::routing::LinkCreationArgs link;
244 link.bandwidths.push_back(cluster->limiter_link);
246 link.policy = simgrid::s4u::Link::SharingPolicy::SHARED;
247 sg_platf_new_link(&link);
248 linkDown = simgrid::s4u::Link::by_name_or_null(tmp_link);
250 current_as->private_links_.insert(
251 {current_as->node_pos_with_loopback(rankId), {linkUp->get_impl(), linkDown->get_impl()}});
254 //call the cluster function that adds the others links
255 if (cluster->topology == simgrid::kernel::routing::ClusterTopology::FAT_TREE) {
256 static_cast<FatTreeZone*>(current_as)->add_processing_node(i);
258 current_as->create_links_for_node(cluster, i, rankId, current_as->node_pos_with_loopback_limiter(rankId));
262 delete cluster->properties;
266 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id.c_str());
267 if (cluster->router_id.empty()) {
268 std::string newid = std::string(cluster->prefix) + cluster->id + "_router" + cluster->suffix;
269 current_as->router_ = sg_platf_new_router(newid, NULL);
271 current_as->router_ = sg_platf_new_router(cluster->router_id, NULL);
275 if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
277 simgrid::kernel::routing::LinkCreationArgs link;
278 link.id = std::string(cluster->id)+ "_backbone";
279 link.bandwidths.push_back(cluster->bb_bw);
280 link.latency = cluster->bb_lat;
281 link.policy = cluster->bb_sharing_policy;
283 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
284 sg_platf_new_link(&link);
286 routing_cluster_add_backbone(simgrid::s4u::Link::by_name(link.id)->get_impl());
290 sg_platf_new_Zone_seal();
292 simgrid::surf::on_cluster(*cluster);
293 delete cluster->radicals;
296 void routing_cluster_add_backbone(simgrid::kernel::resource::LinkImpl* bb)
298 simgrid::kernel::routing::ClusterZone* cluster =
299 dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
301 xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
302 xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->get_cname());
304 cluster->backbone_ = bb;
305 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->get_cname());
308 void sg_platf_new_cabinet(simgrid::kernel::routing::CabinetCreationArgs* cabinet)
310 for (int const& radical : *cabinet->radicals) {
311 std::string hostname = cabinet->prefix + std::to_string(radical) + cabinet->suffix;
312 simgrid::kernel::routing::HostCreationArgs host;
314 host.core_amount = 1;
315 host.id = hostname.c_str();
316 host.speed_per_pstate.push_back(cabinet->speed);
317 sg_platf_new_host(&host);
319 simgrid::kernel::routing::LinkCreationArgs link;
320 link.policy = simgrid::s4u::Link::SharingPolicy::SPLITDUPLEX;
321 link.latency = cabinet->lat;
322 link.bandwidths.push_back(cabinet->bw);
323 link.id = "link_" + hostname;
324 sg_platf_new_link(&link);
326 simgrid::kernel::routing::HostLinkCreationArgs host_link;
327 host_link.id = hostname;
328 host_link.link_up = std::string("link_") + hostname + "_UP";
329 host_link.link_down = std::string("link_") + hostname + "_DOWN";
330 sg_platf_new_hostlink(&host_link);
332 delete cabinet->radicals;
335 void sg_platf_new_disk(simgrid::kernel::routing::DiskCreationArgs* disk)
337 auto s = surf_disk_model->createDisk(disk->id, disk->read_bw, disk->write_bw);
339 if (disk->properties) {
340 s->set_properties(*disk->properties);
341 delete disk->properties;
345 void sg_platf_new_storage(simgrid::kernel::routing::StorageCreationArgs* storage)
347 xbt_assert(std::find(known_storages.begin(), known_storages.end(), storage->id) == known_storages.end(),
348 "Refusing to add a second storage named \"%s\"", storage->id.c_str());
350 simgrid::kernel::resource::StorageType* stype;
351 auto st = storage_types.find(storage->type_id);
352 if (st != storage_types.end()) {
355 xbt_die("No storage type '%s'", storage->type_id.c_str());
358 XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'", storage->id.c_str(),
359 storage->type_id.c_str(), storage->content.c_str());
361 known_storages.push_back(storage->id);
363 // if storage content is not specified use the content of storage_type if any
364 if (storage->content.empty() && not stype->content.empty()) {
365 storage->content = stype->content;
366 XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s)", storage->id.c_str(),
370 XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' "
371 "\n\t\tmodel '%s' \n\t\tcontent '%s' "
372 "\n\t\tproperties '%p''\n",
373 storage->id.c_str(), stype->model.c_str(), stype->id.c_str(), storage->content.c_str(),
374 storage->properties);
376 auto s = surf_storage_model->createStorage(storage->id, stype->id, storage->content, storage->attach);
378 if (storage->properties) {
379 s->set_properties(*storage->properties);
380 delete storage->properties;
384 void sg_platf_new_storage_type(simgrid::kernel::routing::StorageTypeCreationArgs* storage_type)
386 xbt_assert(storage_types.find(storage_type->id) == storage_types.end(),
387 "Reading a storage type, processing unit \"%s\" already exists", storage_type->id.c_str());
389 simgrid::kernel::resource::StorageType* stype = new simgrid::kernel::resource::StorageType(
390 storage_type->id, storage_type->model, storage_type->content, storage_type->properties,
391 storage_type->model_properties, storage_type->size);
393 XBT_DEBUG("Create a storage type id '%s' with model '%s', content '%s'", storage_type->id.c_str(),
394 storage_type->model.c_str(), storage_type->content.c_str());
396 storage_types[storage_type->id] = stype;
399 void sg_platf_new_mount(simgrid::kernel::routing::MountCreationArgs* mount)
401 xbt_assert(std::find(known_storages.begin(), known_storages.end(), mount->storageId) != known_storages.end(),
402 "Cannot mount non-existent disk \"%s\"", mount->storageId.c_str());
404 XBT_DEBUG("Mount '%s' on '%s'", mount->storageId.c_str(), mount->name.c_str());
406 if (mount_list.empty())
407 XBT_DEBUG("Create a Mount list for %s", A_surfxml_host_id);
408 mount_list.insert({mount->name, simgrid::s4u::Engine::get_instance()->storage_by_name(mount->storageId)->get_impl()});
411 void sg_platf_new_route(simgrid::kernel::routing::RouteCreationArgs* route)
413 routing_get_current()->add_route(route->src, route->dst, route->gw_src, route->gw_dst, route->link_list,
417 void sg_platf_new_bypassRoute(simgrid::kernel::routing::RouteCreationArgs* bypassRoute)
419 routing_get_current()->add_bypass_route(bypassRoute->src, bypassRoute->dst, bypassRoute->gw_src, bypassRoute->gw_dst,
420 bypassRoute->link_list, bypassRoute->symmetrical);
423 void sg_platf_new_actor(simgrid::kernel::routing::ActorCreationArgs* actor)
425 sg_host_t host = sg_host_by_name(actor->host);
427 // The requested host does not exist. Do a nice message to the user
428 std::string msg = std::string("Cannot create actor '") + actor->function + "': host '" + actor->host +
429 "' does not exist\nExisting hosts: '";
431 std::vector<simgrid::s4u::Host*> list = simgrid::s4u::Engine::get_instance()->get_all_hosts();
433 for (auto const& some_host : list) {
434 msg += some_host->get_name();
436 if (msg.length() > 1024) {
437 msg.pop_back(); // remove trailing quote
438 msg += "...(list truncated)......";
442 xbt_die("%s", msg.c_str());
444 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(actor->function);
445 xbt_assert(factory, "Error while creating an actor from the XML file: Function '%s' not registered", actor->function);
447 double start_time = actor->start_time;
448 double kill_time = actor->kill_time;
449 bool auto_restart = actor->on_failure != simgrid::kernel::routing::ActorOnFailure::DIE;
451 std::string actor_name = actor->args[0];
452 simgrid::simix::ActorCode code = factory(std::move(actor->args));
453 std::shared_ptr<std::unordered_map<std::string, std::string>> properties(actor->properties);
455 simgrid::kernel::actor::ProcessArg* arg =
456 new simgrid::kernel::actor::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
458 host->pimpl_->actors_at_boot_.emplace_back(arg);
460 if (start_time > SIMIX_get_clock()) {
462 arg = new simgrid::kernel::actor::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
464 XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->get_cname(), start_time);
465 simgrid::simix::Timer::set(start_time, [arg, auto_restart]() {
466 simgrid::kernel::actor::ActorImplPtr new_actor = simgrid::kernel::actor::ActorImpl::create(
467 arg->name.c_str(), std::move(arg->code), arg->data, arg->host, arg->properties.get(), nullptr);
468 if (arg->kill_time >= 0)
469 new_actor->set_kill_time(arg->kill_time);
471 new_actor->set_auto_restart(auto_restart);
474 } else { // start_time <= SIMIX_get_clock()
475 XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->get_cname());
478 simgrid::kernel::actor::ActorImplPtr new_actor = nullptr;
479 new_actor = simgrid::kernel::actor::ActorImpl::create(arg->name.c_str(), std::move(code), nullptr, host,
480 arg->properties.get(), nullptr);
481 /* The actor creation will fail if the host is currently dead, but that's fine */
482 if (arg->kill_time >= 0)
483 new_actor->set_kill_time(arg->kill_time);
485 new_actor->set_auto_restart(auto_restart);
486 } catch (simgrid::HostFailureException const&) {
487 XBT_WARN("Deployment includes some initially turned off Hosts ... nevermind.");
492 void sg_platf_new_peer(simgrid::kernel::routing::PeerCreationArgs* peer)
494 simgrid::kernel::routing::VivaldiZone* as = dynamic_cast<simgrid::kernel::routing::VivaldiZone*>(current_routing);
495 xbt_assert(as, "<peer> tag can only be used in Vivaldi netzones.");
497 std::vector<double> speed_per_pstate;
498 speed_per_pstate.push_back(peer->speed);
499 simgrid::s4u::Host* host = as->create_host(peer->id.c_str(), speed_per_pstate, 1, nullptr);
501 as->set_peer_link(host->pimpl_netpoint, peer->bw_in, peer->bw_out, peer->coord);
503 /* Change from the defaults */
504 if (peer->state_trace)
505 host->pimpl_cpu->set_state_profile(peer->state_trace);
506 if (peer->speed_trace)
507 host->pimpl_cpu->set_speed_profile(peer->speed_trace);
510 /* Pick the right models for CPU, net and host, and call their model_init_preparse */
511 static void surf_config_models_setup()
513 std::string host_model_name = simgrid::config::get_value<std::string>("host/model");
514 std::string network_model_name = simgrid::config::get_value<std::string>("network/model");
515 std::string cpu_model_name = simgrid::config::get_value<std::string>("cpu/model");
516 std::string storage_model_name = simgrid::config::get_value<std::string>("storage/model");
518 /* The compound host model is needed when using non-default net/cpu models */
519 if ((not simgrid::config::is_default("network/model") || not simgrid::config::is_default("cpu/model")) &&
520 simgrid::config::is_default("host/model")) {
521 host_model_name = "compound";
522 simgrid::config::set_value("host/model", host_model_name);
525 XBT_DEBUG("host model: %s", host_model_name.c_str());
526 if (host_model_name == "compound") {
527 xbt_assert(not cpu_model_name.empty(), "Set a cpu model to use with the 'compound' host model");
528 xbt_assert(not network_model_name.empty(), "Set a network model to use with the 'compound' host model");
530 int cpu_id = find_model_description(surf_cpu_model_description, cpu_model_name);
531 surf_cpu_model_description[cpu_id].model_init_preparse();
533 int network_id = find_model_description(surf_network_model_description, network_model_name);
534 surf_network_model_description[network_id].model_init_preparse();
537 XBT_DEBUG("Call host_model_init");
538 int host_id = find_model_description(surf_host_model_description, host_model_name);
539 surf_host_model_description[host_id].model_init_preparse();
541 XBT_DEBUG("Call vm_model_init");
542 surf_vm_model_init_HL13();
544 XBT_DEBUG("Call storage_model_init");
545 int storage_id = find_model_description(surf_storage_model_description, storage_model_name);
546 surf_storage_model_description[storage_id].model_init_preparse();
550 * @brief Add a Zone to the platform
552 * Add a new autonomous system to the platform. Any elements (such as host, router or sub-Zone) added after this call
553 * and before the corresponding call to sg_platf_new_Zone_seal() will be added to this Zone.
555 * Once this function was called, the configuration concerning the used models cannot be changed anymore.
557 * @param zone the parameters defining the Zone to build.
559 simgrid::kernel::routing::NetZoneImpl* sg_platf_new_Zone_begin(simgrid::kernel::routing::ZoneCreationArgs* zone)
561 if (not surf_parse_models_setup_already_called) {
562 simgrid::s4u::on_platform_creation();
564 /* Initialize the surf models. That must be done after we got all config, and before we need the models.
565 * That is, after the last <config> tag, if any, and before the first of cluster|peer|zone|trace|trace_connect
567 * I'm not sure for <trace> and <trace_connect>, there may be a bug here
568 * (FIXME: check it out by creating a file beginning with one of these tags)
569 * but cluster and peer come down to zone creations, so putting this verification here is correct.
571 surf_parse_models_setup_already_called = 1;
572 surf_config_models_setup();
575 _sg_cfg_init_status = 2; /* HACK: direct access to the global controlling the level of configuration to prevent
576 * any further config now that we created some real content */
578 /* search the routing model */
579 simgrid::kernel::routing::NetZoneImpl* new_zone = nullptr;
580 simgrid::kernel::resource::NetworkModel* netmodel =
581 current_routing == nullptr ? surf_network_model : current_routing->network_model_;
582 switch (zone->routing) {
583 case A_surfxml_AS_routing_Cluster:
584 new_zone = new simgrid::kernel::routing::ClusterZone(current_routing, zone->id, netmodel);
586 case A_surfxml_AS_routing_ClusterDragonfly:
587 new_zone = new simgrid::kernel::routing::DragonflyZone(current_routing, zone->id, netmodel);
589 case A_surfxml_AS_routing_ClusterTorus:
590 new_zone = new simgrid::kernel::routing::TorusZone(current_routing, zone->id, netmodel);
592 case A_surfxml_AS_routing_ClusterFatTree:
593 new_zone = new simgrid::kernel::routing::FatTreeZone(current_routing, zone->id, netmodel);
595 case A_surfxml_AS_routing_Dijkstra:
596 new_zone = new simgrid::kernel::routing::DijkstraZone(current_routing, zone->id, netmodel, false);
598 case A_surfxml_AS_routing_DijkstraCache:
599 new_zone = new simgrid::kernel::routing::DijkstraZone(current_routing, zone->id, netmodel, true);
601 case A_surfxml_AS_routing_Floyd:
602 new_zone = new simgrid::kernel::routing::FloydZone(current_routing, zone->id, netmodel);
604 case A_surfxml_AS_routing_Full:
605 new_zone = new simgrid::kernel::routing::FullZone(current_routing, zone->id, netmodel);
607 case A_surfxml_AS_routing_None:
608 new_zone = new simgrid::kernel::routing::EmptyZone(current_routing, zone->id, netmodel);
610 case A_surfxml_AS_routing_Vivaldi:
611 new_zone = new simgrid::kernel::routing::VivaldiZone(current_routing, zone->id, netmodel);
614 xbt_die("Not a valid model!");
618 if (current_routing == nullptr) { /* it is the first one */
619 simgrid::s4u::Engine::get_instance()->set_netzone_root(new_zone->get_iface());
621 /* set the father behavior */
622 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
623 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::recursive;
624 /* add to the sons dictionary */
625 current_routing->get_children()->push_back(new_zone);
628 /* set the new current component of the tree */
629 current_routing = new_zone;
630 simgrid::s4u::NetZone::on_creation(*new_zone->get_iface()); // notify the signal
636 * @brief Specify that the description of the current AS is finished
638 * Once you've declared all the content of your AS, you have to seal
639 * it with this call. Your AS is not usable until you call this function.
641 void sg_platf_new_Zone_seal()
643 xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
644 current_routing->seal();
645 simgrid::s4u::NetZone::on_seal(*current_routing->get_iface());
646 current_routing = static_cast<simgrid::kernel::routing::NetZoneImpl*>(current_routing->get_father());
649 /** @brief Add a link connecting a host to the rest of its AS (which must be cluster or vivaldi) */
650 void sg_platf_new_hostlink(simgrid::kernel::routing::HostLinkCreationArgs* hostlink)
652 simgrid::kernel::routing::NetPoint* netpoint = simgrid::s4u::Host::by_name(hostlink->id)->pimpl_netpoint;
653 xbt_assert(netpoint, "Host '%s' not found!", hostlink->id.c_str());
654 xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
655 "Only hosts from Cluster and Vivaldi ASes can get a host_link.");
657 simgrid::s4u::Link* linkUp = simgrid::s4u::Link::by_name_or_null(hostlink->link_up);
658 simgrid::s4u::Link* linkDown = simgrid::s4u::Link::by_name_or_null(hostlink->link_down);
660 xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up.c_str());
661 xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down.c_str());
663 auto* as_cluster = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
665 if (as_cluster->private_links_.find(netpoint->id()) != as_cluster->private_links_.end())
666 surf_parse_error(std::string("Host_link for '") + hostlink->id.c_str() + "' is already defined!");
668 XBT_DEBUG("Push Host_link for host '%s' to position %u", netpoint->get_cname(), netpoint->id());
669 as_cluster->private_links_.insert({netpoint->id(), {linkUp->get_impl(), linkDown->get_impl()}});
672 void sg_platf_new_trace(simgrid::kernel::routing::ProfileCreationArgs* profile)
674 simgrid::kernel::profile::Profile* mgr_profile;
675 if (not profile->file.empty()) {
676 mgr_profile = simgrid::kernel::profile::Profile::from_file(profile->file);
678 xbt_assert(not profile->pc_data.empty(), "Trace '%s' must have either a content, or point to a file on disk.",
679 profile->id.c_str());
680 mgr_profile = simgrid::kernel::profile::Profile::from_string(profile->id, profile->pc_data, profile->periodicity);
682 traces_set_list.insert({profile->id, mgr_profile});