1 /* Copyright (c) 2006-2021. 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/kernel/routing/WifiZone.hpp"
19 #include "simgrid/s4u/Engine.hpp"
20 #include "src/include/simgrid/sg_config.hpp"
21 #include "src/include/surf/surf.hpp"
22 #include "src/kernel/EngineImpl.hpp"
23 #include "src/kernel/resource/DiskImpl.hpp"
24 #include "src/kernel/resource/profile/Profile.hpp"
25 #include "src/simix/smx_private.hpp"
26 #include "src/surf/HostImpl.hpp"
27 #include "src/surf/xml/platf_private.hpp"
31 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_parse);
36 xbt::signal<void(ClusterCreationArgs const&)> on_cluster_creation;
37 } // namespace routing
39 } // namespace simgrid
41 static int surf_parse_models_setup_already_called = 0;
43 /** The current NetZone in the parsing */
44 static simgrid::kernel::routing::NetZoneImpl* current_routing = nullptr;
45 static simgrid::kernel::routing::NetZoneImpl* routing_get_current()
47 return current_routing;
50 /** Module management function: creates all internal data structures */
53 // Do nothing: just for symmetry of user code
56 /** Module management function: frees all internal data structures */
59 simgrid::kernel::routing::on_cluster_creation.disconnect_slots();
60 simgrid::s4u::Engine::on_platform_created.disconnect_slots();
62 /* make sure that we will reinit the models while loading the platf once reinited */
63 surf_parse_models_setup_already_called = 0;
64 surf_parse_lex_destroy();
67 /** @brief Add a host to the current NetZone */
68 void sg_platf_new_host(const simgrid::kernel::routing::HostCreationArgs* args)
70 simgrid::s4u::Host* host = routing_get_current()->create_host(args->id, args->speed_per_pstate, args->core_amount);
72 if (args->properties) {
73 host->set_properties(*args->properties);
74 delete args->properties;
77 host->get_impl()->set_disks(args->disks, host);
79 /* Change from the defaults */
80 host->set_state_profile(args->state_trace)->set_speed_profile(args->speed_trace);
82 if (not args->coord.empty())
83 new simgrid::kernel::routing::vivaldi::Coords(host->get_netpoint(), args->coord);
85 simgrid::s4u::Host::on_creation(*host); // notify the signal
87 /* When energy plugin is activated, changing the pstate requires to already have the HostEnergy extension whose
88 * allocation is triggered by the on_creation signal. Then set_pstate must be called after the signal emition */
89 if (args->pstate != 0)
90 host->set_pstate(args->pstate);
93 /** @brief Add a "router" to the network element list */
94 simgrid::kernel::routing::NetPoint* sg_platf_new_router(const std::string& name, const char* coords)
96 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
97 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::base;
98 xbt_assert(nullptr == simgrid::s4u::Engine::get_instance()->netpoint_by_name_or_null(name),
99 "Refusing to create a router named '%s': this name already describes a node.", name.c_str());
101 auto* netpoint = new simgrid::kernel::routing::NetPoint(name, simgrid::kernel::routing::NetPoint::Type::Router);
102 netpoint->set_englobing_zone(current_routing);
103 XBT_DEBUG("Router '%s' has the id %u", netpoint->get_cname(), netpoint->id());
105 if (coords && strcmp(coords, ""))
106 new simgrid::kernel::routing::vivaldi::Coords(netpoint, coords);
111 static void sg_platf_new_link(const simgrid::kernel::routing::LinkCreationArgs* args, const std::string& link_name)
113 simgrid::s4u::Link* link = routing_get_current()->create_link(link_name, args->bandwidths, args->policy);
114 if (args->properties)
115 link->set_properties(*args->properties);
117 link->get_impl() // this call to get_impl saves some simcalls but can be removed
118 ->set_state_profile(args->state_trace)
119 ->set_latency_profile(args->latency_trace)
120 ->set_bandwidth_profile(args->bandwidth_trace)
121 ->set_latency(args->latency)
125 void sg_platf_new_link(const simgrid::kernel::routing::LinkCreationArgs* link)
127 if (link->policy == simgrid::s4u::Link::SharingPolicy::SPLITDUPLEX) {
128 sg_platf_new_link(link, link->id + "_UP");
129 sg_platf_new_link(link, link->id + "_DOWN");
131 sg_platf_new_link(link, link->id);
133 delete link->properties;
136 void sg_platf_new_cluster(simgrid::kernel::routing::ClusterCreationArgs* cluster)
138 using simgrid::kernel::routing::ClusterZone;
139 using simgrid::kernel::routing::DragonflyZone;
140 using simgrid::kernel::routing::FatTreeZone;
141 using simgrid::kernel::routing::TorusZone;
145 // What an inventive way of initializing the NetZone that I have as ancestor :-(
146 simgrid::kernel::routing::ZoneCreationArgs zone;
147 zone.id = cluster->id;
148 switch (cluster->topology) {
149 case simgrid::kernel::routing::ClusterTopology::TORUS:
150 zone.routing = "ClusterTorus";
152 case simgrid::kernel::routing::ClusterTopology::DRAGONFLY:
153 zone.routing = "ClusterDragonfly";
155 case simgrid::kernel::routing::ClusterTopology::FAT_TREE:
156 zone.routing = "ClusterFatTree";
159 zone.routing = "Cluster";
162 sg_platf_new_Zone_begin(&zone);
163 auto* current_zone = static_cast<ClusterZone*>(routing_get_current());
164 current_zone->parse_specific_arguments(cluster);
165 if (cluster->properties != nullptr)
166 for (auto const& elm : *cluster->properties)
167 current_zone->get_iface()->set_property(elm.first, elm.second);
169 if (cluster->loopback_bw > 0 || cluster->loopback_lat > 0) {
170 current_zone->set_loopback();
173 if (cluster->limiter_link > 0) {
174 current_zone->set_limiter();
177 for (int const& i : *cluster->radicals) {
178 std::string host_id = std::string(cluster->prefix) + std::to_string(i) + cluster->suffix;
179 std::string link_id = std::string(cluster->id) + "_link_" + std::to_string(i);
181 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id.c_str(), cluster->speeds.front());
183 simgrid::kernel::routing::HostCreationArgs host;
185 if ((cluster->properties != nullptr) && (not cluster->properties->empty())) {
186 host.properties = new std::unordered_map<std::string, std::string>();
188 for (auto const& elm : *cluster->properties)
189 host.properties->insert({elm.first, elm.second});
192 host.speed_per_pstate = cluster->speeds;
194 host.core_amount = cluster->core_amount;
196 sg_platf_new_host(&host);
197 XBT_DEBUG("</host>");
199 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id.c_str(), cluster->bw, cluster->lat);
201 // All links are saved in a matrix;
202 // every row describes a single node; every node may have multiple links.
203 // the first column may store a link from x to x if p_has_loopback is set
204 // the second column may store a limiter link if p_has_limiter is set
205 // other columns are to store one or more link for the node
207 // add a loopback link
208 const simgrid::s4u::Link* linkUp = nullptr;
209 const simgrid::s4u::Link* linkDown = nullptr;
210 if (cluster->loopback_bw > 0 || cluster->loopback_lat > 0) {
211 std::string tmp_link = link_id + "_loopback";
212 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->loopback_bw);
214 simgrid::kernel::routing::LinkCreationArgs link;
216 link.bandwidths.push_back(cluster->loopback_bw);
217 link.latency = cluster->loopback_lat;
218 link.policy = simgrid::s4u::Link::SharingPolicy::FATPIPE;
219 sg_platf_new_link(&link);
220 linkUp = simgrid::s4u::Link::by_name_or_null(tmp_link);
221 linkDown = simgrid::s4u::Link::by_name_or_null(tmp_link);
223 current_zone->add_private_link_at(current_zone->node_pos(rankId), {linkUp->get_impl(), linkDown->get_impl()});
226 // add a limiter link (shared link to account for maximal bandwidth of the node)
229 if (cluster->limiter_link > 0) {
230 std::string tmp_link = std::string(link_id) + "_limiter";
231 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->limiter_link);
233 simgrid::kernel::routing::LinkCreationArgs link;
235 link.bandwidths.push_back(cluster->limiter_link);
237 link.policy = simgrid::s4u::Link::SharingPolicy::SHARED;
238 sg_platf_new_link(&link);
239 linkDown = simgrid::s4u::Link::by_name_or_null(tmp_link);
241 current_zone->add_private_link_at(current_zone->node_pos_with_loopback(rankId),
242 {linkUp->get_impl(), linkDown->get_impl()});
245 // call the cluster function that adds the others links
246 if (cluster->topology == simgrid::kernel::routing::ClusterTopology::FAT_TREE) {
247 static_cast<FatTreeZone*>(current_zone)->add_processing_node(i);
249 current_zone->create_links_for_node(cluster, i, rankId, current_zone->node_pos_with_loopback_limiter(rankId));
253 delete cluster->properties;
257 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id.c_str());
258 if (cluster->router_id.empty())
259 cluster->router_id = std::string(cluster->prefix) + cluster->id + "_router" + cluster->suffix;
260 current_zone->set_router(sg_platf_new_router(cluster->router_id, nullptr));
263 if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
264 simgrid::kernel::routing::LinkCreationArgs link;
265 link.id = std::string(cluster->id) + "_backbone";
266 link.bandwidths.push_back(cluster->bb_bw);
267 link.latency = cluster->bb_lat;
268 link.policy = cluster->bb_sharing_policy;
270 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
271 sg_platf_new_link(&link);
273 routing_cluster_add_backbone(simgrid::s4u::Link::by_name(link.id)->get_impl());
276 XBT_DEBUG("</zone>");
277 sg_platf_new_Zone_seal();
279 simgrid::kernel::routing::on_cluster_creation(*cluster);
280 delete cluster->radicals;
283 void routing_cluster_add_backbone(simgrid::kernel::resource::LinkImpl* bb)
285 auto* cluster = dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
287 xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
288 xbt_assert(not cluster->has_backbone(), "Cluster %s already has a backbone link!", cluster->get_cname());
290 cluster->set_backbone(bb);
291 XBT_DEBUG("Add a backbone to zone '%s'", current_routing->get_cname());
294 void sg_platf_new_cabinet(const simgrid::kernel::routing::CabinetCreationArgs* cabinet)
296 for (int const& radical : *cabinet->radicals) {
297 std::string hostname = cabinet->prefix + std::to_string(radical) + cabinet->suffix;
298 simgrid::kernel::routing::HostCreationArgs host;
300 host.core_amount = 1;
302 host.speed_per_pstate.push_back(cabinet->speed);
303 sg_platf_new_host(&host);
305 simgrid::kernel::routing::LinkCreationArgs link;
306 link.policy = simgrid::s4u::Link::SharingPolicy::SPLITDUPLEX;
307 link.latency = cabinet->lat;
308 link.bandwidths.push_back(cabinet->bw);
309 link.id = "link_" + hostname;
310 sg_platf_new_link(&link);
312 simgrid::kernel::routing::HostLinkCreationArgs host_link;
313 host_link.id = hostname;
314 host_link.link_up = std::string("link_") + hostname + "_UP";
315 host_link.link_down = std::string("link_") + hostname + "_DOWN";
316 sg_platf_new_hostlink(&host_link);
318 delete cabinet->radicals;
321 simgrid::kernel::resource::DiskImpl* sg_platf_new_disk(const simgrid::kernel::routing::DiskCreationArgs* disk)
323 simgrid::kernel::resource::DiskImpl* pimpl =
324 routing_get_current()->create_disk(disk->id, disk->read_bw, disk->write_bw)->get_impl();
326 if (disk->properties) {
327 pimpl->set_properties(*disk->properties);
328 delete disk->properties;
332 simgrid::s4u::Disk::on_creation(*pimpl->get_iface());
336 void sg_platf_new_route(simgrid::kernel::routing::RouteCreationArgs* route)
338 routing_get_current()->add_route(route->src, route->dst, route->gw_src, route->gw_dst, route->link_list,
342 void sg_platf_new_bypassRoute(simgrid::kernel::routing::RouteCreationArgs* bypassRoute)
344 routing_get_current()->add_bypass_route(bypassRoute->src, bypassRoute->dst, bypassRoute->gw_src, bypassRoute->gw_dst,
345 bypassRoute->link_list, bypassRoute->symmetrical);
348 void sg_platf_new_actor(simgrid::kernel::routing::ActorCreationArgs* actor)
350 sg_host_t host = sg_host_by_name(actor->host);
352 // The requested host does not exist. Do a nice message to the user
353 std::string msg = std::string("Cannot create actor '") + actor->function + "': host '" + actor->host +
354 "' does not exist\nExisting hosts: '";
356 std::vector<simgrid::s4u::Host*> list = simgrid::s4u::Engine::get_instance()->get_all_hosts();
358 for (auto const& some_host : list) {
359 msg += some_host->get_name();
361 if (msg.length() > 1024) {
362 msg.pop_back(); // remove trailing quote
363 msg += "...(list truncated)......";
367 xbt_die("%s", msg.c_str());
369 const simgrid::kernel::actor::ActorCodeFactory& factory =
370 simgrid::kernel::EngineImpl::get_instance()->get_function(actor->function);
371 xbt_assert(factory, "Error while creating an actor from the XML file: Function '%s' not registered", actor->function);
373 double start_time = actor->start_time;
374 double kill_time = actor->kill_time;
375 bool auto_restart = actor->restart_on_failure;
377 std::string actor_name = actor->args[0];
378 simgrid::kernel::actor::ActorCode code = factory(std::move(actor->args));
379 std::shared_ptr<std::unordered_map<std::string, std::string>> properties(actor->properties);
382 new simgrid::kernel::actor::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
384 host->get_impl()->add_actor_at_boot(arg);
386 if (start_time > SIMIX_get_clock()) {
387 arg = new simgrid::kernel::actor::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
389 XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->get_cname(), start_time);
390 simgrid::simix::Timer::set(start_time, [arg, auto_restart]() {
391 simgrid::kernel::actor::ActorImplPtr new_actor = simgrid::kernel::actor::ActorImpl::create(
392 arg->name.c_str(), arg->code, arg->data, arg->host, arg->properties.get(), nullptr);
393 if (arg->kill_time >= 0)
394 new_actor->set_kill_time(arg->kill_time);
396 new_actor->set_auto_restart(auto_restart);
399 } else { // start_time <= SIMIX_get_clock()
400 XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->get_cname());
403 simgrid::kernel::actor::ActorImplPtr new_actor = nullptr;
404 new_actor = simgrid::kernel::actor::ActorImpl::create(arg->name.c_str(), code, nullptr, host,
405 arg->properties.get(), nullptr);
406 /* The actor creation will fail if the host is currently dead, but that's fine */
407 if (arg->kill_time >= 0)
408 new_actor->set_kill_time(arg->kill_time);
410 new_actor->set_auto_restart(auto_restart);
411 } catch (simgrid::HostFailureException const&) {
412 XBT_WARN("Deployment includes some initially turned off Hosts ... nevermind.");
417 void sg_platf_new_peer(const simgrid::kernel::routing::PeerCreationArgs* peer)
419 auto* zone = dynamic_cast<simgrid::kernel::routing::VivaldiZone*>(current_routing);
420 xbt_assert(zone, "<peer> tag can only be used in Vivaldi netzones.");
422 std::vector<double> speed_per_pstate;
423 speed_per_pstate.push_back(peer->speed);
424 simgrid::s4u::Host* host = zone->create_host(peer->id, speed_per_pstate, 1);
426 zone->set_peer_link(host->get_netpoint(), peer->bw_in, peer->bw_out, peer->coord);
428 /* Change from the defaults */
429 if (peer->state_trace)
430 host->set_state_profile(peer->state_trace);
431 if (peer->speed_trace)
432 host->set_speed_profile(peer->speed_trace);
433 simgrid::s4u::Host::on_creation(*host); // notify the signal
436 /* Pick the right models for CPU, net and host, and call their model_init_preparse */
437 static void surf_config_models_setup()
439 std::string host_model_name = simgrid::config::get_value<std::string>("host/model");
440 std::string network_model_name = simgrid::config::get_value<std::string>("network/model");
441 std::string cpu_model_name = simgrid::config::get_value<std::string>("cpu/model");
442 std::string disk_model_name = simgrid::config::get_value<std::string>("disk/model");
444 /* The compound host model is needed when using non-default net/cpu models */
445 if ((not simgrid::config::is_default("network/model") || not simgrid::config::is_default("cpu/model")) &&
446 simgrid::config::is_default("host/model")) {
447 host_model_name = "compound";
448 simgrid::config::set_value("host/model", host_model_name);
451 XBT_DEBUG("host model: %s", host_model_name.c_str());
452 if (host_model_name == "compound") {
453 xbt_assert(not cpu_model_name.empty(), "Set a cpu model to use with the 'compound' host model");
454 xbt_assert(not network_model_name.empty(), "Set a network model to use with the 'compound' host model");
456 int cpu_id = find_model_description(surf_cpu_model_description, cpu_model_name);
457 surf_cpu_model_description[cpu_id].model_init_preparse();
459 int network_id = find_model_description(surf_network_model_description, network_model_name);
460 surf_network_model_description[network_id].model_init_preparse();
463 XBT_DEBUG("Call host_model_init");
464 int host_id = find_model_description(surf_host_model_description, host_model_name);
465 surf_host_model_description[host_id].model_init_preparse();
467 XBT_DEBUG("Call vm_model_init");
468 /* ideally we should get back the pointer to CpuModel from model_init_preparse(), but this
469 * requires changing the declaration of surf_cpu_model_description.
470 * To be reviewed in the future */
471 surf_vm_model_init_HL13(
472 simgrid::s4u::Engine::get_instance()->get_netzone_root()->get_impl()->get_cpu_pm_model().get());
474 XBT_DEBUG("Call disk_model_init");
475 int disk_id = find_model_description(surf_disk_model_description, disk_model_name);
476 surf_disk_model_description[disk_id].model_init_preparse();
480 * @brief Auxiliary function to build the object NetZoneImpl
482 * Builds the objects, setting its father properties and root netzone if needed
483 * @param zone the parameters defining the Zone to build.
484 * @return Pointer to recently created netzone
486 static simgrid::kernel::routing::NetZoneImpl*
487 sg_platf_create_zone(const simgrid::kernel::routing::ZoneCreationArgs* zone)
489 /* search the routing model */
490 simgrid::kernel::routing::NetZoneImpl* new_zone = nullptr;
492 if (strcasecmp(zone->routing.c_str(), "Cluster") == 0) {
493 new_zone = new simgrid::kernel::routing::ClusterZone(zone->id);
494 } else if (strcasecmp(zone->routing.c_str(), "ClusterDragonfly") == 0) {
495 new_zone = new simgrid::kernel::routing::DragonflyZone(zone->id);
496 } else if (strcasecmp(zone->routing.c_str(), "ClusterTorus") == 0) {
497 new_zone = new simgrid::kernel::routing::TorusZone(zone->id);
498 } else if (strcasecmp(zone->routing.c_str(), "ClusterFatTree") == 0) {
499 new_zone = new simgrid::kernel::routing::FatTreeZone(zone->id);
500 } else if (strcasecmp(zone->routing.c_str(), "Dijkstra") == 0) {
501 new_zone = new simgrid::kernel::routing::DijkstraZone(zone->id, false);
502 } else if (strcasecmp(zone->routing.c_str(), "DijkstraCache") == 0) {
503 new_zone = new simgrid::kernel::routing::DijkstraZone(zone->id, true);
504 } else if (strcasecmp(zone->routing.c_str(), "Floyd") == 0) {
505 new_zone = new simgrid::kernel::routing::FloydZone(zone->id);
506 } else if (strcasecmp(zone->routing.c_str(), "Full") == 0) {
507 new_zone = new simgrid::kernel::routing::FullZone(zone->id);
508 } else if (strcasecmp(zone->routing.c_str(), "None") == 0) {
509 new_zone = new simgrid::kernel::routing::EmptyZone(zone->id);
510 } else if (strcasecmp(zone->routing.c_str(), "Vivaldi") == 0) {
511 new_zone = new simgrid::kernel::routing::VivaldiZone(zone->id);
512 } else if (strcasecmp(zone->routing.c_str(), "Wifi") == 0) {
513 new_zone = new simgrid::kernel::routing::WifiZone(zone->id);
515 xbt_die("Not a valid model!");
517 new_zone->set_parent(current_routing);
519 if (current_routing == nullptr) { /* it is the first one */
520 simgrid::s4u::Engine::get_instance()->set_netzone_root(new_zone->get_iface());
522 /* set the father behavior */
523 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
524 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::recursive;
525 /* add to the sons dictionary */
526 current_routing->add_child(new_zone);
527 /* set models from parent netzone */
528 new_zone->set_network_model(current_routing->get_network_model());
529 new_zone->set_cpu_pm_model(current_routing->get_cpu_pm_model());
530 new_zone->set_cpu_vm_model(current_routing->get_cpu_vm_model());
531 new_zone->set_disk_model(current_routing->get_disk_model());
532 new_zone->set_host_model(current_routing->get_host_model());
538 * @brief Add a Zone to the platform
540 * Add a new autonomous system to the platform. Any elements (such as host, router or sub-Zone) added after this call
541 * and before the corresponding call to sg_platf_new_Zone_seal() will be added to this Zone.
543 * Once this function was called, the configuration concerning the used models cannot be changed anymore.
545 * @param zone the parameters defining the Zone to build.
547 simgrid::kernel::routing::NetZoneImpl* sg_platf_new_Zone_begin(const simgrid::kernel::routing::ZoneCreationArgs* zone)
549 /* First create the zone.
550 * This order is important to assure that root netzone is set when models are setting
551 * the default mode for each resource (CPU, network, etc)
553 auto* new_zone = sg_platf_create_zone(zone);
555 if (not surf_parse_models_setup_already_called) {
556 simgrid::s4u::Engine::on_platform_creation();
558 /* Initialize the surf models. That must be done after we got all config, and before we need the models.
559 * That is, after the last <config> tag, if any, and before the first of cluster|peer|zone|trace|trace_connect
561 * I'm not sure for <trace> and <trace_connect>, there may be a bug here
562 * (FIXME: check it out by creating a file beginning with one of these tags)
563 * but cluster and peer come down to zone creations, so putting this verification here is correct.
565 surf_parse_models_setup_already_called = 1;
566 surf_config_models_setup();
569 _sg_cfg_init_status = 2; /* HACK: direct access to the global controlling the level of configuration to prevent
570 * any further config now that we created some real content */
572 /* set the new current component of the tree */
573 current_routing = new_zone;
574 simgrid::s4u::NetZone::on_creation(*new_zone->get_iface()); // notify the signal
579 void sg_platf_new_Zone_set_properties(const std::unordered_map<std::string, std::string>* props)
581 xbt_assert(current_routing, "Cannot set properties of the current Zone: none under construction");
584 current_routing->set_properties(*props);
588 * @brief Specify that the description of the current Zone is finished
590 * Once you've declared all the content of your Zone, you have to seal
591 * it with this call. Your Zone is not usable until you call this function.
593 void sg_platf_new_Zone_seal()
595 xbt_assert(current_routing, "Cannot seal the current Zone: zone under construction");
596 current_routing->seal();
597 simgrid::s4u::NetZone::on_seal(*current_routing->get_iface());
598 current_routing = current_routing->get_parent();
601 /** @brief Add a link connecting a host to the rest of its Zone (which must be cluster or vivaldi) */
602 void sg_platf_new_hostlink(const simgrid::kernel::routing::HostLinkCreationArgs* hostlink)
604 const simgrid::kernel::routing::NetPoint* netpoint = simgrid::s4u::Host::by_name(hostlink->id)->get_netpoint();
605 xbt_assert(netpoint, "Host '%s' not found!", hostlink->id.c_str());
606 xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
607 "Only hosts from Cluster and Vivaldi Zones can get a host_link.");
609 const simgrid::s4u::Link* linkUp = simgrid::s4u::Link::by_name_or_null(hostlink->link_up);
610 const simgrid::s4u::Link* linkDown = simgrid::s4u::Link::by_name_or_null(hostlink->link_down);
612 xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up.c_str());
613 xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down.c_str());
615 auto* cluster_zone = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
617 if (cluster_zone->private_link_exists_at(netpoint->id()))
618 surf_parse_error(std::string("Host_link for '") + hostlink->id.c_str() + "' is already defined!");
620 XBT_DEBUG("Push Host_link for host '%s' to position %u", netpoint->get_cname(), netpoint->id());
621 cluster_zone->add_private_link_at(netpoint->id(), {linkUp->get_impl(), linkDown->get_impl()});
624 void sg_platf_new_trace(simgrid::kernel::routing::ProfileCreationArgs* profile)
626 simgrid::kernel::profile::Profile* mgr_profile;
627 if (not profile->file.empty()) {
628 mgr_profile = simgrid::kernel::profile::Profile::from_file(profile->file);
630 xbt_assert(not profile->pc_data.empty(), "Trace '%s' must have either a content, or point to a file on disk.",
631 profile->id.c_str());
632 mgr_profile = simgrid::kernel::profile::Profile::from_string(profile->id, profile->pc_data, profile->periodicity);
634 traces_set_list.insert({profile->id, mgr_profile});