1 /* Copyright (c) 2006-2018. 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/s4u/Engine.hpp"
7 #include "simgrid/s4u/Storage.hpp"
9 #include "src/kernel/EngineImpl.hpp"
10 #include "src/simix/smx_private.hpp"
12 #include "src/include/simgrid/sg_config.h"
14 #include "src/surf/HostImpl.hpp"
15 #include "src/surf/cpu_interface.hpp"
16 #include "src/surf/network_interface.hpp"
18 #include "src/kernel/routing/ClusterZone.hpp"
19 #include "src/kernel/routing/DijkstraZone.hpp"
20 #include "src/kernel/routing/DragonflyZone.hpp"
21 #include "src/kernel/routing/EmptyZone.hpp"
22 #include "src/kernel/routing/FatTreeZone.hpp"
23 #include "src/kernel/routing/FloydZone.hpp"
24 #include "src/kernel/routing/FullZone.hpp"
25 #include "src/kernel/routing/NetPoint.hpp"
26 #include "src/kernel/routing/NetZoneImpl.hpp"
27 #include "src/kernel/routing/TorusZone.hpp"
28 #include "src/kernel/routing/VivaldiZone.hpp"
30 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_parse);
32 XBT_PRIVATE std::map<std::string, simgrid::surf::StorageImpl*> mount_list;
33 XBT_PRIVATE std::vector<std::string> known_storages;
38 simgrid::xbt::signal<void(ClusterCreationArgs*)> on_cluster;
42 static int surf_parse_models_setup_already_called = 0;
43 std::map<std::string, simgrid::surf::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 */
54 { /* Do nothing: just for symmetry of user code */
57 /** Module management function: frees all internal data structures */
58 void sg_platf_exit() {
59 simgrid::surf::on_cluster.disconnectSlots();
60 simgrid::s4u::onPlatformCreated.disconnectSlots();
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 an host to the current AS */
68 void sg_platf_new_host(sg_platf_host_cbarg_t args)
70 std::map<std::string, std::string> props;
71 if (args->properties) {
72 for (auto const& elm : *args->properties)
73 props.insert({elm.first, elm.second});
74 delete args->properties;
77 simgrid::s4u::Host* host =
78 routing_get_current()->createHost(args->id, &args->speed_per_pstate, args->core_amount, &props);
80 host->pimpl_->storage_ = mount_list;
83 /* Change from the defaults */
84 if (args->state_trace)
85 host->pimpl_cpu->setStateTrace(args->state_trace);
86 if (args->speed_trace)
87 host->pimpl_cpu->setSpeedTrace(args->speed_trace);
88 if (args->pstate != 0)
89 host->pimpl_cpu->setPState(args->pstate);
90 if (args->coord && strcmp(args->coord, ""))
91 new simgrid::kernel::routing::vivaldi::Coords(host->pimpl_netpoint, args->coord);
94 /** @brief Add a "router" to the network element list */
95 simgrid::kernel::routing::NetPoint* sg_platf_new_router(std::string name, const char* coords)
97 simgrid::kernel::routing::NetZoneImpl* current_routing = routing_get_current();
99 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
100 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::base;
101 xbt_assert(nullptr == simgrid::s4u::Engine::getInstance()->getNetpointByNameOrNull(name),
102 "Refusing to create a router named '%s': this name already describes a node.", name.c_str());
104 simgrid::kernel::routing::NetPoint* netpoint =
105 new simgrid::kernel::routing::NetPoint(name, simgrid::kernel::routing::NetPoint::Type::Router, current_routing);
106 XBT_DEBUG("Router '%s' has the id %u", name.c_str(), netpoint->id());
108 if (coords && strcmp(coords, ""))
109 new simgrid::kernel::routing::vivaldi::Coords(netpoint, coords);
115 void sg_platf_new_link(LinkCreationArgs* link)
117 std::vector<std::string> names;
119 if (link->policy == SURF_LINK_FULLDUPLEX) {
120 names.push_back(link->id+ "_UP");
121 names.push_back(link->id+ "_DOWN");
123 names.push_back(link->id);
125 for (auto const& link_name : names) {
126 simgrid::surf::LinkImpl* l =
127 surf_network_model->createLink(link_name, link->bandwidth, link->latency, link->policy);
129 if (link->properties) {
130 for (auto const& elm : *link->properties)
131 l->setProperty(elm.first, elm.second);
134 if (link->latency_trace)
135 l->setLatencyTrace(link->latency_trace);
136 if (link->bandwidth_trace)
137 l->setBandwidthTrace(link->bandwidth_trace);
138 if (link->state_trace)
139 l->setStateTrace(link->state_trace);
141 delete link->properties;
144 void sg_platf_new_cluster(ClusterCreationArgs* cluster)
146 using simgrid::kernel::routing::ClusterZone;
147 using simgrid::kernel::routing::DragonflyZone;
148 using simgrid::kernel::routing::FatTreeZone;
149 using simgrid::kernel::routing::TorusZone;
153 // What an inventive way of initializing the AS that I have as ancestor :-(
154 ZoneCreationArgs zone;
155 zone.id = cluster->id;
156 switch (cluster->topology) {
157 case ClusterTopology::TORUS:
158 zone.routing = A_surfxml_AS_routing_ClusterTorus;
160 case ClusterTopology::DRAGONFLY:
161 zone.routing = A_surfxml_AS_routing_ClusterDragonfly;
163 case ClusterTopology::FAT_TREE:
164 zone.routing = A_surfxml_AS_routing_ClusterFatTree;
167 zone.routing = A_surfxml_AS_routing_Cluster;
170 sg_platf_new_Zone_begin(&zone);
171 simgrid::kernel::routing::ClusterZone* current_as = static_cast<ClusterZone*>(routing_get_current());
172 current_as->parse_specific_arguments(cluster);
174 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
175 current_as->linkCountPerNode_++;
176 current_as->hasLoopback_ = true;
179 if(cluster->limiter_link > 0){
180 current_as->linkCountPerNode_++;
181 current_as->hasLimiter_ = true;
184 for (int const& i : *cluster->radicals) {
185 std::string host_id = std::string(cluster->prefix) + std::to_string(i) + cluster->suffix;
186 std::string link_id = std::string(cluster->id) + "_link_" + std::to_string(i);
188 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id.c_str(), cluster->speeds.front());
190 s_sg_platf_host_cbarg_t host;
191 host.id = host_id.c_str();
192 if ((cluster->properties != nullptr) && (not cluster->properties->empty())) {
193 host.properties = new std::map<std::string, std::string>;
195 for (auto const& elm : *cluster->properties)
196 host.properties->insert({elm.first, elm.second});
199 host.speed_per_pstate = cluster->speeds;
201 host.core_amount = cluster->core_amount;
203 sg_platf_new_host(&host);
204 XBT_DEBUG("</host>");
206 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id.c_str(), cluster->bw, cluster->lat);
208 // All links are saved in a matrix;
209 // every row describes a single node; every node may have multiple links.
210 // the first column may store a link from x to x if p_has_loopback is set
211 // the second column may store a limiter link if p_has_limiter is set
212 // other columns are to store one or more link for the node
214 //add a loopback link
215 simgrid::surf::LinkImpl* linkUp = nullptr;
216 simgrid::surf::LinkImpl* linkDown = nullptr;
217 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
218 std::string tmp_link = link_id + "_loopback";
219 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->loopback_bw);
221 LinkCreationArgs link;
223 link.bandwidth = cluster->loopback_bw;
224 link.latency = cluster->loopback_lat;
225 link.policy = SURF_LINK_FATPIPE;
226 sg_platf_new_link(&link);
227 linkUp = simgrid::surf::LinkImpl::byName(tmp_link);
228 linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
230 auto* as_cluster = static_cast<ClusterZone*>(current_as);
231 as_cluster->privateLinks_.insert({as_cluster->nodePosition(rankId), {linkUp, linkDown}});
234 //add a limiter link (shared link to account for maximal bandwidth of the node)
237 if(cluster->limiter_link > 0){
238 std::string tmp_link = std::string(link_id) + "_limiter";
239 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->limiter_link);
241 LinkCreationArgs link;
243 link.bandwidth = cluster->limiter_link;
245 link.policy = SURF_LINK_SHARED;
246 sg_platf_new_link(&link);
247 linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
249 current_as->privateLinks_.insert({current_as->nodePositionWithLoopback(rankId), {linkUp, linkDown}});
252 //call the cluster function that adds the others links
253 if (cluster->topology == ClusterTopology::FAT_TREE) {
254 static_cast<FatTreeZone*>(current_as)->addProcessingNode(i);
256 current_as->create_links_for_node(cluster, i, rankId, current_as->nodePositionWithLimiter(rankId));
260 delete cluster->properties;
264 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id.c_str());
265 if (cluster->router_id.empty()) {
266 std::string newid = std::string(cluster->prefix) + cluster->id + "_router" + cluster->suffix;
267 current_as->router_ = sg_platf_new_router(newid, NULL);
269 current_as->router_ = sg_platf_new_router(cluster->router_id, NULL);
273 if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
275 LinkCreationArgs link;
276 link.id = std::string(cluster->id)+ "_backbone";
277 link.bandwidth = cluster->bb_bw;
278 link.latency = cluster->bb_lat;
279 link.policy = cluster->bb_sharing_policy;
281 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
282 sg_platf_new_link(&link);
284 routing_cluster_add_backbone(simgrid::surf::LinkImpl::byName(link.id));
288 sg_platf_new_Zone_seal();
290 simgrid::surf::on_cluster(cluster);
291 delete cluster->radicals;
294 void routing_cluster_add_backbone(simgrid::surf::LinkImpl* bb)
296 simgrid::kernel::routing::ClusterZone* cluster =
297 dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
299 xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
300 xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->getCname());
302 cluster->backbone_ = bb;
303 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->getCname());
306 void sg_platf_new_cabinet(CabinetCreationArgs* cabinet)
308 for (int const& radical : *cabinet->radicals) {
309 std::string hostname = cabinet->prefix + std::to_string(radical) + cabinet->suffix;
310 s_sg_platf_host_cbarg_t host;
312 host.core_amount = 1;
313 host.id = hostname.c_str();
314 host.speed_per_pstate.push_back(cabinet->speed);
315 sg_platf_new_host(&host);
317 LinkCreationArgs link;
318 link.policy = SURF_LINK_FULLDUPLEX;
319 link.latency = cabinet->lat;
320 link.bandwidth = cabinet->bw;
321 link.id = "link_" + hostname;
322 sg_platf_new_link(&link);
324 HostLinkCreationArgs host_link;
325 host_link.id = hostname;
326 host_link.link_up = std::string("link_") + hostname + "_UP";
327 host_link.link_down = std::string("link_") + hostname + "_DOWN";
328 sg_platf_new_hostlink(&host_link);
330 delete cabinet->radicals;
333 void sg_platf_new_storage(StorageCreationArgs* storage)
335 xbt_assert(std::find(known_storages.begin(), known_storages.end(), storage->id) == known_storages.end(),
336 "Refusing to add a second storage named \"%s\"", storage->id.c_str());
338 simgrid::surf::StorageType* stype;
339 auto st = storage_types.find(storage->type_id);
340 if (st != storage_types.end()) {
343 xbt_die("No storage type '%s'", storage->type_id.c_str());
346 XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'", storage->id.c_str(),
347 storage->type_id.c_str(), storage->content.c_str());
349 known_storages.push_back(storage->id);
351 // if storage content is not specified use the content of storage_type if any
352 if (storage->content.empty() && not stype->content.empty()) {
353 storage->content = stype->content;
354 XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s)", storage->id.c_str(),
358 XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' "
359 "\n\t\tmodel '%s' \n\t\tcontent '%s' "
360 "\n\t\tproperties '%p''\n",
361 storage->id.c_str(), stype->model.c_str(), stype->id.c_str(), storage->content.c_str(),
362 storage->properties);
364 auto s = surf_storage_model->createStorage(storage->id, stype->id, storage->content, storage->attach);
366 if (storage->properties) {
367 for (auto const& elm : *storage->properties)
368 s->setProperty(elm.first, elm.second);
369 delete storage->properties;
373 void sg_platf_new_storage_type(StorageTypeCreationArgs* storage_type)
375 xbt_assert(storage_types.find(storage_type->id) == storage_types.end(),
376 "Reading a storage type, processing unit \"%s\" already exists", storage_type->id.c_str());
378 simgrid::surf::StorageType* stype =
379 new simgrid::surf::StorageType(storage_type->id, storage_type->model, storage_type->content,
380 storage_type->properties, storage_type->model_properties, storage_type->size);
382 XBT_DEBUG("Create a storage type id '%s' with model '%s', content '%s'", storage_type->id.c_str(),
383 storage_type->model.c_str(), storage_type->content.c_str());
385 storage_types[storage_type->id] = stype;
388 void sg_platf_new_mount(MountCreationArgs* mount)
390 xbt_assert(std::find(known_storages.begin(), known_storages.end(), mount->storageId) != known_storages.end(),
391 "Cannot mount non-existent disk \"%s\"", mount->storageId.c_str());
393 XBT_DEBUG("Mount '%s' on '%s'", mount->storageId.c_str(), mount->name.c_str());
395 if (mount_list.empty())
396 XBT_DEBUG("Create a Mount list for %s", A_surfxml_host_id);
397 mount_list.insert({mount->name, simgrid::surf::StorageImpl::byName(mount->storageId.c_str())});
400 void sg_platf_new_route(RouteCreationArgs* route)
402 routing_get_current()->addRoute(route->src, route->dst, route->gw_src, route->gw_dst, route->link_list,
406 void sg_platf_new_bypassRoute(RouteCreationArgs* bypassRoute)
408 routing_get_current()->addBypassRoute(bypassRoute->src, bypassRoute->dst, bypassRoute->gw_src, bypassRoute->gw_dst,
409 bypassRoute->link_list, bypassRoute->symmetrical);
412 void sg_platf_new_actor(ActorCreationArgs* actor)
414 sg_host_t host = sg_host_by_name(actor->host);
416 // The requested host does not exist. Do a nice message to the user
417 std::string msg = std::string("Cannot create actor '") + actor->function + "': host '" + actor->host +
418 "' does not exist\nExisting hosts: '";
420 std::vector<simgrid::s4u::Host*> list;
421 simgrid::s4u::Engine::getInstance()->getHostList(&list);
423 for (auto const& host : list) {
424 msg += host->getName();
426 if (msg.length() > 1024) {
427 msg.pop_back(); // remove trailing quote
428 msg += "...(list truncated)......";
432 xbt_die("%s", msg.c_str());
434 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(actor->function);
435 xbt_assert(factory, "Function '%s' unknown", actor->function);
437 double start_time = actor->start_time;
438 double kill_time = actor->kill_time;
439 bool auto_restart = actor->on_failure != ActorOnFailure::DIE;
441 std::string actor_name = actor->args[0];
442 std::function<void()> code = factory(std::move(actor->args));
443 std::shared_ptr<std::map<std::string, std::string>> properties(actor->properties);
445 simgrid::simix::ProcessArg* arg =
446 new simgrid::simix::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
448 host->extension<simgrid::simix::Host>()->boot_processes.push_back(arg);
450 if (start_time > SIMIX_get_clock()) {
452 arg = new simgrid::simix::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
454 XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->getCname(), start_time);
455 SIMIX_timer_set(start_time, [arg, auto_restart]() {
456 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(arg->code), arg->data,
457 arg->host, arg->properties.get(), nullptr);
458 if (arg->kill_time >= 0)
459 simcall_process_set_kill_time(actor, arg->kill_time);
461 SIMIX_process_auto_restart_set(actor, auto_restart);
464 } else { // start_time <= SIMIX_get_clock()
465 XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->getCname());
467 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(code), nullptr, host,
468 arg->properties.get(), nullptr);
470 /* The actor creation will fail if the host is currently dead, but that's fine */
471 if (actor != nullptr) {
472 if (arg->kill_time >= 0)
473 simcall_process_set_kill_time(actor, arg->kill_time);
475 SIMIX_process_auto_restart_set(actor, auto_restart);
480 void sg_platf_new_peer(PeerCreationArgs* peer)
482 simgrid::kernel::routing::VivaldiZone* as = dynamic_cast<simgrid::kernel::routing::VivaldiZone*>(current_routing);
483 xbt_assert(as, "<peer> tag can only be used in Vivaldi netzones.");
485 std::vector<double> speedPerPstate;
486 speedPerPstate.push_back(peer->speed);
487 simgrid::s4u::Host* host = as->createHost(peer->id.c_str(), &speedPerPstate, 1, nullptr);
489 as->setPeerLink(host->pimpl_netpoint, peer->bw_in, peer->bw_out, peer->coord);
491 /* Change from the defaults */
492 if (peer->state_trace)
493 host->pimpl_cpu->setStateTrace(peer->state_trace);
494 if (peer->speed_trace)
495 host->pimpl_cpu->setSpeedTrace(peer->speed_trace);
498 void sg_platf_begin() { /* Do nothing: just for symmetry of user code */ }
500 void sg_platf_end() {
501 simgrid::s4u::onPlatformCreated();
504 /* Pick the right models for CPU, net and host, and call their model_init_preparse */
505 static void surf_config_models_setup()
507 std::string host_model_name = xbt_cfg_get_string("host/model");
508 std::string network_model_name = xbt_cfg_get_string("network/model");
509 std::string cpu_model_name = xbt_cfg_get_string("cpu/model");
510 std::string storage_model_name = xbt_cfg_get_string("storage/model");
512 /* The compound host model is needed when using non-default net/cpu models */
513 if ((not xbt_cfg_is_default_value("network/model") || not xbt_cfg_is_default_value("cpu/model")) &&
514 xbt_cfg_is_default_value("host/model")) {
515 host_model_name = "compound";
516 xbt_cfg_set_string("host/model", host_model_name.c_str());
519 XBT_DEBUG("host model: %s", host_model_name.c_str());
520 if (host_model_name == "compound") {
521 xbt_assert(not cpu_model_name.empty(), "Set a cpu model to use with the 'compound' host model");
522 xbt_assert(not network_model_name.empty(), "Set a network model to use with the 'compound' host model");
524 int cpu_id = find_model_description(surf_cpu_model_description, cpu_model_name);
525 surf_cpu_model_description[cpu_id].model_init_preparse();
527 int network_id = find_model_description(surf_network_model_description, network_model_name);
528 surf_network_model_description[network_id].model_init_preparse();
531 XBT_DEBUG("Call host_model_init");
532 int host_id = find_model_description(surf_host_model_description, host_model_name);
533 surf_host_model_description[host_id].model_init_preparse();
535 XBT_DEBUG("Call vm_model_init");
536 surf_vm_model_init_HL13();
538 XBT_DEBUG("Call storage_model_init");
539 int storage_id = find_model_description(surf_storage_model_description, storage_model_name);
540 surf_storage_model_description[storage_id].model_init_preparse();
544 * \brief Add a Zone to the platform
546 * Add a new autonomous system to the platform. Any elements (such as host, router or sub-Zone) added after this call
547 * and before the corresponding call to sg_platf_new_Zone_seal() will be added to this Zone.
549 * Once this function was called, the configuration concerning the used models cannot be changed anymore.
551 * @param zone the parameters defining the Zone to build.
553 simgrid::s4u::NetZone* sg_platf_new_Zone_begin(ZoneCreationArgs* zone)
555 if (not surf_parse_models_setup_already_called) {
556 /* Initialize the surf models. That must be done after we got all config, and before we need the models.
557 * That is, after the last <config> tag, if any, and before the first of cluster|peer|AS|trace|trace_connect
559 * I'm not sure for <trace> and <trace_connect>, there may be a bug here
560 * (FIXME: check it out by creating a file beginning with one of these tags)
561 * but cluster and peer create ASes internally, so putting the code in there is ok.
563 surf_parse_models_setup_already_called = 1;
564 surf_config_models_setup();
567 _sg_cfg_init_status = 2; /* HACK: direct access to the global controlling the level of configuration to prevent
568 * any further config now that we created some real content */
570 /* search the routing model */
571 simgrid::kernel::routing::NetZoneImpl* new_zone = nullptr;
572 switch (zone->routing) {
573 case A_surfxml_AS_routing_Cluster:
574 new_zone = new simgrid::kernel::routing::ClusterZone(current_routing, zone->id);
576 case A_surfxml_AS_routing_ClusterDragonfly:
577 new_zone = new simgrid::kernel::routing::DragonflyZone(current_routing, zone->id);
579 case A_surfxml_AS_routing_ClusterTorus:
580 new_zone = new simgrid::kernel::routing::TorusZone(current_routing, zone->id);
582 case A_surfxml_AS_routing_ClusterFatTree:
583 new_zone = new simgrid::kernel::routing::FatTreeZone(current_routing, zone->id);
585 case A_surfxml_AS_routing_Dijkstra:
586 new_zone = new simgrid::kernel::routing::DijkstraZone(current_routing, zone->id, false);
588 case A_surfxml_AS_routing_DijkstraCache:
589 new_zone = new simgrid::kernel::routing::DijkstraZone(current_routing, zone->id, true);
591 case A_surfxml_AS_routing_Floyd:
592 new_zone = new simgrid::kernel::routing::FloydZone(current_routing, zone->id);
594 case A_surfxml_AS_routing_Full:
595 new_zone = new simgrid::kernel::routing::FullZone(current_routing, zone->id);
597 case A_surfxml_AS_routing_None:
598 new_zone = new simgrid::kernel::routing::EmptyZone(current_routing, zone->id);
600 case A_surfxml_AS_routing_Vivaldi:
601 new_zone = new simgrid::kernel::routing::VivaldiZone(current_routing, zone->id);
604 xbt_die("Not a valid model!");
608 if (current_routing == nullptr) { /* it is the first one */
609 xbt_assert(simgrid::s4u::Engine::getInstance()->pimpl->netRoot_ == nullptr,
610 "All defined components must belong to a networking zone.");
611 simgrid::s4u::Engine::getInstance()->pimpl->netRoot_ = new_zone;
614 /* set the father behavior */
615 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
616 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::recursive;
617 /* add to the sons dictionary */
618 current_routing->getChildren()->push_back(static_cast<simgrid::s4u::NetZone*>(new_zone));
621 /* set the new current component of the tree */
622 current_routing = new_zone;
624 simgrid::s4u::NetZone::onCreation(*new_zone); // notify the signal
630 * \brief Specify that the description of the current AS is finished
632 * Once you've declared all the content of your AS, you have to seal
633 * it with this call. Your AS is not usable until you call this function.
635 void sg_platf_new_Zone_seal()
637 xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
638 current_routing->seal();
639 simgrid::s4u::NetZone::onSeal(*current_routing);
640 current_routing = static_cast<simgrid::kernel::routing::NetZoneImpl*>(current_routing->getFather());
643 /** @brief Add a link connecting an host to the rest of its AS (which must be cluster or vivaldi) */
644 void sg_platf_new_hostlink(HostLinkCreationArgs* hostlink)
646 simgrid::kernel::routing::NetPoint* netpoint = sg_host_by_name(hostlink->id.c_str())->pimpl_netpoint;
647 xbt_assert(netpoint, "Host '%s' not found!", hostlink->id.c_str());
648 xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
649 "Only hosts from Cluster and Vivaldi ASes can get an host_link.");
651 simgrid::surf::LinkImpl* linkUp = simgrid::surf::LinkImpl::byName(hostlink->link_up);
652 simgrid::surf::LinkImpl* linkDown = simgrid::surf::LinkImpl::byName(hostlink->link_down);
654 xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up.c_str());
655 xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down.c_str());
657 auto* as_cluster = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
659 if (as_cluster->privateLinks_.find(netpoint->id()) != as_cluster->privateLinks_.end())
660 surf_parse_error(std::string("Host_link for '") + hostlink->id.c_str() + "' is already defined!");
662 XBT_DEBUG("Push Host_link for host '%s' to position %u", netpoint->getCname(), netpoint->id());
663 as_cluster->privateLinks_.insert({netpoint->id(), {linkUp, linkDown}});
666 void sg_platf_new_trace(TraceCreationArgs* trace)
668 tmgr_trace_t tmgr_trace;
669 if (not trace->file.empty()) {
670 tmgr_trace = tmgr_trace_new_from_file(trace->file);
672 xbt_assert(not trace->pc_data.empty(), "Trace '%s' must have either a content, or point to a file on disk.",
674 tmgr_trace = tmgr_trace_new_from_string(trace->id, trace->pc_data, trace->periodicity);
676 traces_set_list.insert({trace->id, tmgr_trace});