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::Engine::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::Engine::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 host->pimpl_->disks_ = std::move(args->disks);
85 for (auto d : host->pimpl_->disks_)
88 /* Change from the defaults */
89 if (args->state_trace)
90 host->set_state_profile(args->state_trace);
91 if (args->speed_trace)
92 host->set_speed_profile(args->speed_trace);
93 if (args->pstate != 0)
94 host->set_pstate(args->pstate);
95 if (not args->coord.empty())
96 new simgrid::kernel::routing::vivaldi::Coords(host->pimpl_netpoint, args->coord);
99 /** @brief Add a "router" to the network element list */
100 simgrid::kernel::routing::NetPoint* sg_platf_new_router(const std::string& name, const char* coords)
102 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
103 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::base;
104 xbt_assert(nullptr == simgrid::s4u::Engine::get_instance()->netpoint_by_name_or_null(name),
105 "Refusing to create a router named '%s': this name already describes a node.", name.c_str());
107 simgrid::kernel::routing::NetPoint* netpoint =
108 new simgrid::kernel::routing::NetPoint(name, simgrid::kernel::routing::NetPoint::Type::Router, current_routing);
109 XBT_DEBUG("Router '%s' has the id %u", netpoint->get_cname(), netpoint->id());
111 if (coords && strcmp(coords, ""))
112 new simgrid::kernel::routing::vivaldi::Coords(netpoint, coords);
118 static void sg_platf_new_link(simgrid::kernel::routing::LinkCreationArgs* link, const std::string& link_name)
120 simgrid::kernel::resource::LinkImpl* l =
121 surf_network_model->create_link(link_name, link->bandwidths, link->latency, link->policy);
123 if (link->properties) {
124 l->set_properties(*link->properties);
127 if (link->latency_trace)
128 l->set_latency_profile(link->latency_trace);
129 if (link->bandwidth_trace)
130 l->set_bandwidth_profile(link->bandwidth_trace);
131 if (link->state_trace)
132 l->set_state_profile(link->state_trace);
135 void sg_platf_new_link(simgrid::kernel::routing::LinkCreationArgs* link)
137 if (link->policy == simgrid::s4u::Link::SharingPolicy::SPLITDUPLEX) {
138 sg_platf_new_link(link, link->id + "_UP");
139 sg_platf_new_link(link, link->id + "_DOWN");
141 sg_platf_new_link(link, link->id);
143 delete link->properties;
146 void sg_platf_new_cluster(simgrid::kernel::routing::ClusterCreationArgs* cluster)
148 using simgrid::kernel::routing::ClusterZone;
149 using simgrid::kernel::routing::DragonflyZone;
150 using simgrid::kernel::routing::FatTreeZone;
151 using simgrid::kernel::routing::TorusZone;
155 // What an inventive way of initializing the AS that I have as ancestor :-(
156 simgrid::kernel::routing::ZoneCreationArgs zone;
157 zone.id = cluster->id;
158 switch (cluster->topology) {
159 case simgrid::kernel::routing::ClusterTopology::TORUS:
160 zone.routing = A_surfxml_AS_routing_ClusterTorus;
162 case simgrid::kernel::routing::ClusterTopology::DRAGONFLY:
163 zone.routing = A_surfxml_AS_routing_ClusterDragonfly;
165 case simgrid::kernel::routing::ClusterTopology::FAT_TREE:
166 zone.routing = A_surfxml_AS_routing_ClusterFatTree;
169 zone.routing = A_surfxml_AS_routing_Cluster;
172 sg_platf_new_Zone_begin(&zone);
173 simgrid::kernel::routing::ClusterZone* current_as = static_cast<ClusterZone*>(routing_get_current());
174 current_as->parse_specific_arguments(cluster);
175 if (cluster->properties != nullptr)
176 for (auto const& elm : *cluster->properties)
177 current_as->get_iface()->set_property(elm.first, elm.second);
179 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
180 current_as->num_links_per_node_++;
181 current_as->has_loopback_ = true;
184 if(cluster->limiter_link > 0){
185 current_as->num_links_per_node_++;
186 current_as->has_limiter_ = true;
189 for (int const& i : *cluster->radicals) {
190 std::string host_id = std::string(cluster->prefix) + std::to_string(i) + cluster->suffix;
191 std::string link_id = std::string(cluster->id) + "_link_" + std::to_string(i);
193 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id.c_str(), cluster->speeds.front());
195 simgrid::kernel::routing::HostCreationArgs host;
196 host.id = host_id.c_str();
197 if ((cluster->properties != nullptr) && (not cluster->properties->empty())) {
198 host.properties = new std::unordered_map<std::string, std::string>;
200 for (auto const& elm : *cluster->properties)
201 host.properties->insert({elm.first, elm.second});
204 host.speed_per_pstate = cluster->speeds;
206 host.core_amount = cluster->core_amount;
208 sg_platf_new_host(&host);
209 XBT_DEBUG("</host>");
211 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id.c_str(), cluster->bw, cluster->lat);
213 // All links are saved in a matrix;
214 // every row describes a single node; every node may have multiple links.
215 // the first column may store a link from x to x if p_has_loopback is set
216 // the second column may store a limiter link if p_has_limiter is set
217 // other columns are to store one or more link for the node
219 //add a loopback link
220 simgrid::s4u::Link* linkUp = nullptr;
221 simgrid::s4u::Link* linkDown = nullptr;
222 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
223 std::string tmp_link = link_id + "_loopback";
224 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->loopback_bw);
226 simgrid::kernel::routing::LinkCreationArgs link;
228 link.bandwidths.push_back(cluster->loopback_bw);
229 link.latency = cluster->loopback_lat;
230 link.policy = simgrid::s4u::Link::SharingPolicy::FATPIPE;
231 sg_platf_new_link(&link);
232 linkUp = simgrid::s4u::Link::by_name_or_null(tmp_link);
233 linkDown = simgrid::s4u::Link::by_name_or_null(tmp_link);
235 auto* as_cluster = static_cast<ClusterZone*>(current_as);
236 as_cluster->private_links_.insert({as_cluster->node_pos(rankId), {linkUp->get_impl(), linkDown->get_impl()}});
239 //add a limiter link (shared link to account for maximal bandwidth of the node)
242 if(cluster->limiter_link > 0){
243 std::string tmp_link = std::string(link_id) + "_limiter";
244 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->limiter_link);
246 simgrid::kernel::routing::LinkCreationArgs link;
248 link.bandwidths.push_back(cluster->limiter_link);
250 link.policy = simgrid::s4u::Link::SharingPolicy::SHARED;
251 sg_platf_new_link(&link);
252 linkDown = simgrid::s4u::Link::by_name_or_null(tmp_link);
254 current_as->private_links_.insert(
255 {current_as->node_pos_with_loopback(rankId), {linkUp->get_impl(), linkDown->get_impl()}});
258 //call the cluster function that adds the others links
259 if (cluster->topology == simgrid::kernel::routing::ClusterTopology::FAT_TREE) {
260 static_cast<FatTreeZone*>(current_as)->add_processing_node(i);
262 current_as->create_links_for_node(cluster, i, rankId, current_as->node_pos_with_loopback_limiter(rankId));
266 delete cluster->properties;
270 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id.c_str());
271 if (cluster->router_id.empty()) {
272 std::string newid = std::string(cluster->prefix) + cluster->id + "_router" + cluster->suffix;
273 current_as->router_ = sg_platf_new_router(newid, NULL);
275 current_as->router_ = sg_platf_new_router(cluster->router_id, NULL);
279 if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
281 simgrid::kernel::routing::LinkCreationArgs link;
282 link.id = std::string(cluster->id)+ "_backbone";
283 link.bandwidths.push_back(cluster->bb_bw);
284 link.latency = cluster->bb_lat;
285 link.policy = cluster->bb_sharing_policy;
287 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
288 sg_platf_new_link(&link);
290 routing_cluster_add_backbone(simgrid::s4u::Link::by_name(link.id)->get_impl());
294 sg_platf_new_Zone_seal();
296 simgrid::surf::on_cluster(*cluster);
297 delete cluster->radicals;
300 void routing_cluster_add_backbone(simgrid::kernel::resource::LinkImpl* bb)
302 simgrid::kernel::routing::ClusterZone* cluster =
303 dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
305 xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
306 xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->get_cname());
308 cluster->backbone_ = bb;
309 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->get_cname());
312 void sg_platf_new_cabinet(simgrid::kernel::routing::CabinetCreationArgs* cabinet)
314 for (int const& radical : *cabinet->radicals) {
315 std::string hostname = cabinet->prefix + std::to_string(radical) + cabinet->suffix;
316 simgrid::kernel::routing::HostCreationArgs host;
318 host.core_amount = 1;
319 host.id = hostname.c_str();
320 host.speed_per_pstate.push_back(cabinet->speed);
321 sg_platf_new_host(&host);
323 simgrid::kernel::routing::LinkCreationArgs link;
324 link.policy = simgrid::s4u::Link::SharingPolicy::SPLITDUPLEX;
325 link.latency = cabinet->lat;
326 link.bandwidths.push_back(cabinet->bw);
327 link.id = "link_" + hostname;
328 sg_platf_new_link(&link);
330 simgrid::kernel::routing::HostLinkCreationArgs host_link;
331 host_link.id = hostname;
332 host_link.link_up = std::string("link_") + hostname + "_UP";
333 host_link.link_down = std::string("link_") + hostname + "_DOWN";
334 sg_platf_new_hostlink(&host_link);
336 delete cabinet->radicals;
339 simgrid::kernel::resource::DiskImpl* sg_platf_new_disk(simgrid::kernel::routing::DiskCreationArgs* disk)
341 simgrid::kernel::resource::DiskImpl* d = surf_disk_model->createDisk(disk->id, disk->read_bw, disk->write_bw);
342 if (disk->properties) {
343 d->set_properties(*disk->properties);
344 delete disk->properties;
346 simgrid::s4u::Disk::on_creation(*d->get_iface());
350 void sg_platf_new_storage(simgrid::kernel::routing::StorageCreationArgs* storage)
352 xbt_assert(std::find(known_storages.begin(), known_storages.end(), storage->id) == known_storages.end(),
353 "Refusing to add a second storage named \"%s\"", storage->id.c_str());
355 simgrid::kernel::resource::StorageType* stype;
356 auto st = storage_types.find(storage->type_id);
357 if (st != storage_types.end()) {
360 xbt_die("No storage type '%s'", storage->type_id.c_str());
363 XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'", storage->id.c_str(),
364 storage->type_id.c_str(), storage->content.c_str());
366 known_storages.push_back(storage->id);
368 // if storage content is not specified use the content of storage_type if any
369 if (storage->content.empty() && not stype->content.empty()) {
370 storage->content = stype->content;
371 XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s)", storage->id.c_str(),
375 XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' "
376 "\n\t\tmodel '%s' \n\t\tcontent '%s' "
377 "\n\t\tproperties '%p''\n",
378 storage->id.c_str(), stype->model.c_str(), stype->id.c_str(), storage->content.c_str(),
379 storage->properties);
381 auto s = surf_storage_model->createStorage(storage->id, stype->id, storage->content, storage->attach);
383 if (storage->properties) {
384 s->set_properties(*storage->properties);
385 delete storage->properties;
389 void sg_platf_new_storage_type(simgrid::kernel::routing::StorageTypeCreationArgs* storage_type)
391 xbt_assert(storage_types.find(storage_type->id) == storage_types.end(),
392 "Reading a storage type, processing unit \"%s\" already exists", storage_type->id.c_str());
394 simgrid::kernel::resource::StorageType* stype = new simgrid::kernel::resource::StorageType(
395 storage_type->id, storage_type->model, storage_type->content, storage_type->properties,
396 storage_type->model_properties, storage_type->size);
398 XBT_DEBUG("Create a storage type id '%s' with model '%s', content '%s'", storage_type->id.c_str(),
399 storage_type->model.c_str(), storage_type->content.c_str());
401 storage_types[storage_type->id] = stype;
404 void sg_platf_new_mount(simgrid::kernel::routing::MountCreationArgs* mount)
406 xbt_assert(std::find(known_storages.begin(), known_storages.end(), mount->storageId) != known_storages.end(),
407 "Cannot mount non-existent disk \"%s\"", mount->storageId.c_str());
409 XBT_DEBUG("Mount '%s' on '%s'", mount->storageId.c_str(), mount->name.c_str());
411 if (mount_list.empty())
412 XBT_DEBUG("Create a Mount list for %s", A_surfxml_host_id);
413 mount_list.insert({mount->name, simgrid::s4u::Engine::get_instance()->storage_by_name(mount->storageId)->get_impl()});
416 void sg_platf_new_route(simgrid::kernel::routing::RouteCreationArgs* route)
418 routing_get_current()->add_route(route->src, route->dst, route->gw_src, route->gw_dst, route->link_list,
422 void sg_platf_new_bypassRoute(simgrid::kernel::routing::RouteCreationArgs* bypassRoute)
424 routing_get_current()->add_bypass_route(bypassRoute->src, bypassRoute->dst, bypassRoute->gw_src, bypassRoute->gw_dst,
425 bypassRoute->link_list, bypassRoute->symmetrical);
428 void sg_platf_new_actor(simgrid::kernel::routing::ActorCreationArgs* actor)
430 sg_host_t host = sg_host_by_name(actor->host);
432 // The requested host does not exist. Do a nice message to the user
433 std::string msg = std::string("Cannot create actor '") + actor->function + "': host '" + actor->host +
434 "' does not exist\nExisting hosts: '";
436 std::vector<simgrid::s4u::Host*> list = simgrid::s4u::Engine::get_instance()->get_all_hosts();
438 for (auto const& some_host : list) {
439 msg += some_host->get_name();
441 if (msg.length() > 1024) {
442 msg.pop_back(); // remove trailing quote
443 msg += "...(list truncated)......";
447 xbt_die("%s", msg.c_str());
449 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(actor->function);
450 xbt_assert(factory, "Error while creating an actor from the XML file: Function '%s' not registered", actor->function);
452 double start_time = actor->start_time;
453 double kill_time = actor->kill_time;
454 bool auto_restart = actor->on_failure != simgrid::kernel::routing::ActorOnFailure::DIE;
456 std::string actor_name = actor->args[0];
457 simgrid::simix::ActorCode code = factory(std::move(actor->args));
458 std::shared_ptr<std::unordered_map<std::string, std::string>> properties(actor->properties);
460 simgrid::kernel::actor::ProcessArg* arg =
461 new simgrid::kernel::actor::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
463 host->pimpl_->actors_at_boot_.emplace_back(arg);
465 if (start_time > SIMIX_get_clock()) {
467 arg = new simgrid::kernel::actor::ProcessArg(actor_name, code, nullptr, host, kill_time, properties, auto_restart);
469 XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->get_cname(), start_time);
470 simgrid::simix::Timer::set(start_time, [arg, auto_restart]() {
471 simgrid::kernel::actor::ActorImplPtr new_actor = simgrid::kernel::actor::ActorImpl::create(
472 arg->name.c_str(), std::move(arg->code), arg->data, arg->host, arg->properties.get(), nullptr);
473 if (arg->kill_time >= 0)
474 new_actor->set_kill_time(arg->kill_time);
476 new_actor->set_auto_restart(auto_restart);
479 } else { // start_time <= SIMIX_get_clock()
480 XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->get_cname());
483 simgrid::kernel::actor::ActorImplPtr new_actor = nullptr;
484 new_actor = simgrid::kernel::actor::ActorImpl::create(arg->name.c_str(), std::move(code), nullptr, host,
485 arg->properties.get(), nullptr);
486 /* The actor creation will fail if the host is currently dead, but that's fine */
487 if (arg->kill_time >= 0)
488 new_actor->set_kill_time(arg->kill_time);
490 new_actor->set_auto_restart(auto_restart);
491 } catch (simgrid::HostFailureException const&) {
492 XBT_WARN("Deployment includes some initially turned off Hosts ... nevermind.");
497 void sg_platf_new_peer(simgrid::kernel::routing::PeerCreationArgs* peer)
499 simgrid::kernel::routing::VivaldiZone* as = dynamic_cast<simgrid::kernel::routing::VivaldiZone*>(current_routing);
500 xbt_assert(as, "<peer> tag can only be used in Vivaldi netzones.");
502 std::vector<double> speed_per_pstate;
503 speed_per_pstate.push_back(peer->speed);
504 simgrid::s4u::Host* host = as->create_host(peer->id.c_str(), speed_per_pstate, 1, nullptr);
506 as->set_peer_link(host->pimpl_netpoint, peer->bw_in, peer->bw_out, peer->coord);
508 /* Change from the defaults */
509 if (peer->state_trace)
510 host->set_state_profile(peer->state_trace);
511 if (peer->speed_trace)
512 host->set_speed_profile(peer->speed_trace);
515 /* Pick the right models for CPU, net and host, and call their model_init_preparse */
516 static void surf_config_models_setup()
518 std::string host_model_name = simgrid::config::get_value<std::string>("host/model");
519 std::string network_model_name = simgrid::config::get_value<std::string>("network/model");
520 std::string cpu_model_name = simgrid::config::get_value<std::string>("cpu/model");
521 std::string disk_model_name = simgrid::config::get_value<std::string>("disk/model");
522 std::string storage_model_name = simgrid::config::get_value<std::string>("storage/model");
524 /* The compound host model is needed when using non-default net/cpu models */
525 if ((not simgrid::config::is_default("network/model") || not simgrid::config::is_default("cpu/model")) &&
526 simgrid::config::is_default("host/model")) {
527 host_model_name = "compound";
528 simgrid::config::set_value("host/model", host_model_name);
531 XBT_DEBUG("host model: %s", host_model_name.c_str());
532 if (host_model_name == "compound") {
533 xbt_assert(not cpu_model_name.empty(), "Set a cpu model to use with the 'compound' host model");
534 xbt_assert(not network_model_name.empty(), "Set a network model to use with the 'compound' host model");
536 int cpu_id = find_model_description(surf_cpu_model_description, cpu_model_name);
537 surf_cpu_model_description[cpu_id].model_init_preparse();
539 int network_id = find_model_description(surf_network_model_description, network_model_name);
540 surf_network_model_description[network_id].model_init_preparse();
543 XBT_DEBUG("Call host_model_init");
544 int host_id = find_model_description(surf_host_model_description, host_model_name);
545 surf_host_model_description[host_id].model_init_preparse();
547 XBT_DEBUG("Call vm_model_init");
548 surf_vm_model_init_HL13();
550 XBT_DEBUG("Call disk_model_init");
551 int disk_id = find_model_description(surf_disk_model_description, disk_model_name);
552 surf_disk_model_description[disk_id].model_init_preparse();
554 XBT_DEBUG("Call storage_model_init");
555 int storage_id = find_model_description(surf_storage_model_description, storage_model_name);
556 surf_storage_model_description[storage_id].model_init_preparse();
560 * @brief Add a Zone to the platform
562 * Add a new autonomous system to the platform. Any elements (such as host, router or sub-Zone) added after this call
563 * and before the corresponding call to sg_platf_new_Zone_seal() will be added to this Zone.
565 * Once this function was called, the configuration concerning the used models cannot be changed anymore.
567 * @param zone the parameters defining the Zone to build.
569 simgrid::kernel::routing::NetZoneImpl* sg_platf_new_Zone_begin(simgrid::kernel::routing::ZoneCreationArgs* zone)
571 if (not surf_parse_models_setup_already_called) {
572 simgrid::s4u::Engine::on_platform_creation();
574 /* Initialize the surf models. That must be done after we got all config, and before we need the models.
575 * That is, after the last <config> tag, if any, and before the first of cluster|peer|zone|trace|trace_connect
577 * I'm not sure for <trace> and <trace_connect>, there may be a bug here
578 * (FIXME: check it out by creating a file beginning with one of these tags)
579 * but cluster and peer come down to zone creations, so putting this verification here is correct.
581 surf_parse_models_setup_already_called = 1;
582 surf_config_models_setup();
585 _sg_cfg_init_status = 2; /* HACK: direct access to the global controlling the level of configuration to prevent
586 * any further config now that we created some real content */
588 /* search the routing model */
589 simgrid::kernel::routing::NetZoneImpl* new_zone = nullptr;
590 simgrid::kernel::resource::NetworkModel* netmodel =
591 current_routing == nullptr ? surf_network_model : current_routing->network_model_;
592 switch (zone->routing) {
593 case A_surfxml_AS_routing_Cluster:
594 new_zone = new simgrid::kernel::routing::ClusterZone(current_routing, zone->id, netmodel);
596 case A_surfxml_AS_routing_ClusterDragonfly:
597 new_zone = new simgrid::kernel::routing::DragonflyZone(current_routing, zone->id, netmodel);
599 case A_surfxml_AS_routing_ClusterTorus:
600 new_zone = new simgrid::kernel::routing::TorusZone(current_routing, zone->id, netmodel);
602 case A_surfxml_AS_routing_ClusterFatTree:
603 new_zone = new simgrid::kernel::routing::FatTreeZone(current_routing, zone->id, netmodel);
605 case A_surfxml_AS_routing_Dijkstra:
606 new_zone = new simgrid::kernel::routing::DijkstraZone(current_routing, zone->id, netmodel, false);
608 case A_surfxml_AS_routing_DijkstraCache:
609 new_zone = new simgrid::kernel::routing::DijkstraZone(current_routing, zone->id, netmodel, true);
611 case A_surfxml_AS_routing_Floyd:
612 new_zone = new simgrid::kernel::routing::FloydZone(current_routing, zone->id, netmodel);
614 case A_surfxml_AS_routing_Full:
615 new_zone = new simgrid::kernel::routing::FullZone(current_routing, zone->id, netmodel);
617 case A_surfxml_AS_routing_None:
618 new_zone = new simgrid::kernel::routing::EmptyZone(current_routing, zone->id, netmodel);
620 case A_surfxml_AS_routing_Vivaldi:
621 new_zone = new simgrid::kernel::routing::VivaldiZone(current_routing, zone->id, netmodel);
624 xbt_die("Not a valid model!");
628 if (current_routing == nullptr) { /* it is the first one */
629 simgrid::s4u::Engine::get_instance()->set_netzone_root(new_zone->get_iface());
631 /* set the father behavior */
632 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
633 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::recursive;
634 /* add to the sons dictionary */
635 current_routing->get_children()->push_back(new_zone);
638 /* set the new current component of the tree */
639 current_routing = new_zone;
640 simgrid::s4u::NetZone::on_creation(*new_zone->get_iface()); // notify the signal
645 void sg_platf_new_Zone_set_properties(std::unordered_map<std::string, std::string>* props)
647 xbt_assert(current_routing, "Cannot set properties of the current Zone: none under construction");
649 for (auto kv = props->begin(); kv != props->end(); ++kv)
650 current_routing->get_iface()->set_property(kv->first, kv->second);
654 * @brief Specify that the description of the current AS is finished
656 * Once you've declared all the content of your AS, you have to seal
657 * it with this call. Your AS is not usable until you call this function.
659 void sg_platf_new_Zone_seal()
661 xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
662 current_routing->seal();
663 simgrid::s4u::NetZone::on_seal(*current_routing->get_iface());
664 current_routing = static_cast<simgrid::kernel::routing::NetZoneImpl*>(current_routing->get_father());
667 /** @brief Add a link connecting a host to the rest of its AS (which must be cluster or vivaldi) */
668 void sg_platf_new_hostlink(simgrid::kernel::routing::HostLinkCreationArgs* hostlink)
670 simgrid::kernel::routing::NetPoint* netpoint = simgrid::s4u::Host::by_name(hostlink->id)->pimpl_netpoint;
671 xbt_assert(netpoint, "Host '%s' not found!", hostlink->id.c_str());
672 xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
673 "Only hosts from Cluster and Vivaldi ASes can get a host_link.");
675 simgrid::s4u::Link* linkUp = simgrid::s4u::Link::by_name_or_null(hostlink->link_up);
676 simgrid::s4u::Link* linkDown = simgrid::s4u::Link::by_name_or_null(hostlink->link_down);
678 xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up.c_str());
679 xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down.c_str());
681 auto* as_cluster = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
683 if (as_cluster->private_links_.find(netpoint->id()) != as_cluster->private_links_.end())
684 surf_parse_error(std::string("Host_link for '") + hostlink->id.c_str() + "' is already defined!");
686 XBT_DEBUG("Push Host_link for host '%s' to position %u", netpoint->get_cname(), netpoint->id());
687 as_cluster->private_links_.insert({netpoint->id(), {linkUp->get_impl(), linkDown->get_impl()}});
690 void sg_platf_new_trace(simgrid::kernel::routing::ProfileCreationArgs* profile)
692 simgrid::kernel::profile::Profile* mgr_profile;
693 if (not profile->file.empty()) {
694 mgr_profile = simgrid::kernel::profile::Profile::from_file(profile->file);
696 xbt_assert(not profile->pc_data.empty(), "Trace '%s' must have either a content, or point to a file on disk.",
697 profile->id.c_str());
698 mgr_profile = simgrid::kernel::profile::Profile::from_string(profile->id, profile->pc_data, profile->periodicity);
700 traces_set_list.insert({profile->id, mgr_profile});