1 /* Copyright (c) 2006-2017. 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.h"
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(sg_platf_cluster_cbarg_t)> on_cluster;
43 // FIXME: The following duplicates the content of s4u::Host
46 extern std::map<std::string, simgrid::s4u::Host*> host_list;
50 static int surf_parse_models_setup_already_called = 0;
51 std::map<std::string, simgrid::surf::StorageType*> storage_types;
53 /** The current AS in the parsing */
54 static simgrid::kernel::routing::NetZoneImpl* current_routing = nullptr;
55 static simgrid::kernel::routing::NetZoneImpl* routing_get_current()
57 return current_routing;
60 /** Module management function: creates all internal data structures */
62 { /* Do nothing: just for symmetry of user code */
65 /** Module management function: frees all internal data structures */
66 void sg_platf_exit() {
67 simgrid::surf::on_cluster.disconnect_all_slots();
68 simgrid::s4u::onPlatformCreated.disconnect_all_slots();
70 /* make sure that we will reinit the models while loading the platf once reinited */
71 surf_parse_models_setup_already_called = 0;
72 surf_parse_lex_destroy();
75 /** @brief Add an host to the current AS */
76 void sg_platf_new_host(sg_platf_host_cbarg_t args)
78 std::map<std::string, std::string> props;
79 if (args->properties) {
80 for (auto elm : *args->properties)
81 props.insert({elm.first, elm.second});
82 delete args->properties;
85 simgrid::s4u::Host* host =
86 routing_get_current()->createHost(args->id, &args->speed_per_pstate, args->core_amount, &props);
88 host->pimpl_->storage_ = mount_list;
91 /* Change from the defaults */
92 if (args->state_trace)
93 host->pimpl_cpu->setStateTrace(args->state_trace);
94 if (args->speed_trace)
95 host->pimpl_cpu->setSpeedTrace(args->speed_trace);
96 if (args->pstate != 0)
97 host->pimpl_cpu->setPState(args->pstate);
98 if (args->coord && strcmp(args->coord, ""))
99 new simgrid::kernel::routing::vivaldi::Coords(host->pimpl_netpoint, args->coord);
102 /** @brief Add a "router" to the network element list */
103 simgrid::kernel::routing::NetPoint* sg_platf_new_router(const char* name, const char* coords)
105 simgrid::kernel::routing::NetZoneImpl* current_routing = routing_get_current();
107 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
108 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::base;
109 xbt_assert(nullptr == simgrid::s4u::Engine::getInstance()->getNetpointByNameOrNull(name),
110 "Refusing to create a router named '%s': this name already describes a node.", name);
112 simgrid::kernel::routing::NetPoint* netpoint =
113 new simgrid::kernel::routing::NetPoint(name, simgrid::kernel::routing::NetPoint::Type::Router, current_routing);
114 XBT_DEBUG("Router '%s' has the id %u", name, netpoint->id());
116 if (coords && strcmp(coords, ""))
117 new simgrid::kernel::routing::vivaldi::Coords(netpoint, coords);
123 void sg_platf_new_link(LinkCreationArgs* link)
125 std::vector<std::string> names;
127 if (link->policy == SURF_LINK_FULLDUPLEX) {
128 names.push_back(link->id+ "_UP");
129 names.push_back(link->id+ "_DOWN");
131 names.push_back(link->id);
133 for (auto link_name : names) {
134 simgrid::surf::LinkImpl* l =
135 surf_network_model->createLink(link_name.c_str(), link->bandwidth, link->latency, link->policy);
137 if (link->properties) {
138 for (auto elm : *link->properties)
139 l->setProperty(elm.first, elm.second);
140 delete link->properties;
143 if (link->latency_trace)
144 l->setLatencyTrace(link->latency_trace);
145 if (link->bandwidth_trace)
146 l->setBandwidthTrace(link->bandwidth_trace);
147 if (link->state_trace)
148 l->setStateTrace(link->state_trace);
152 void sg_platf_new_cluster(sg_platf_cluster_cbarg_t cluster)
154 using simgrid::kernel::routing::ClusterZone;
155 using simgrid::kernel::routing::DragonflyZone;
156 using simgrid::kernel::routing::FatTreeZone;
157 using simgrid::kernel::routing::TorusZone;
161 // What an inventive way of initializing the AS that I have as ancestor :-(
162 ZoneCreationArgs zone;
163 zone.id = cluster->id;
164 switch (cluster->topology) {
165 case SURF_CLUSTER_TORUS:
166 zone.routing = A_surfxml_AS_routing_ClusterTorus;
168 case SURF_CLUSTER_DRAGONFLY:
169 zone.routing = A_surfxml_AS_routing_ClusterDragonfly;
171 case SURF_CLUSTER_FAT_TREE:
172 zone.routing = A_surfxml_AS_routing_ClusterFatTree;
175 zone.routing = A_surfxml_AS_routing_Cluster;
178 sg_platf_new_Zone_begin(&zone);
179 simgrid::kernel::routing::ClusterZone* current_as = static_cast<ClusterZone*>(routing_get_current());
180 current_as->parse_specific_arguments(cluster);
182 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
183 current_as->linkCountPerNode_++;
184 current_as->hasLoopback_ = 1;
187 if(cluster->limiter_link > 0){
188 current_as->linkCountPerNode_++;
189 current_as->hasLimiter_ = 1;
192 for (int i : *cluster->radicals) {
193 std::string host_id = std::string(cluster->prefix) + std::to_string(i) + cluster->suffix;
194 std::string link_id = std::string(cluster->id) + "_link_" + std::to_string(i);
196 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id.c_str(), cluster->speeds.front());
198 s_sg_platf_host_cbarg_t host;
199 memset(&host, 0, sizeof(host));
200 host.id = host_id.c_str();
201 if ((cluster->properties != nullptr) && (not cluster->properties->empty())) {
202 host.properties = new std::map<std::string, std::string>;
204 for (auto elm : *cluster->properties)
205 host.properties->insert({elm.first, elm.second});
208 host.speed_per_pstate = cluster->speeds;
210 host.core_amount = cluster->core_amount;
212 sg_platf_new_host(&host);
213 XBT_DEBUG("</host>");
215 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id.c_str(), cluster->bw, cluster->lat);
217 // All links are saved in a matrix;
218 // every row describes a single node; every node may have multiple links.
219 // the first column may store a link from x to x if p_has_loopback is set
220 // the second column may store a limiter link if p_has_limiter is set
221 // other columns are to store one or more link for the node
223 //add a loopback link
224 simgrid::surf::LinkImpl* linkUp = nullptr;
225 simgrid::surf::LinkImpl* linkDown = nullptr;
226 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
227 std::string tmp_link = link_id + "_loopback";
228 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->loopback_bw);
230 LinkCreationArgs link;
232 link.bandwidth = cluster->loopback_bw;
233 link.latency = cluster->loopback_lat;
234 link.policy = SURF_LINK_FATPIPE;
235 sg_platf_new_link(&link);
236 linkUp = simgrid::surf::LinkImpl::byName(tmp_link);
237 linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
239 auto as_cluster = static_cast<ClusterZone*>(current_as);
240 as_cluster->privateLinks_.insert({rankId * as_cluster->linkCountPerNode_, {linkUp, linkDown}});
243 //add a limiter link (shared link to account for maximal bandwidth of the node)
246 if(cluster->limiter_link > 0){
247 std::string tmp_link = std::string(link_id) + "_limiter";
248 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->limiter_link);
250 LinkCreationArgs link;
252 link.bandwidth = cluster->limiter_link;
254 link.policy = SURF_LINK_SHARED;
255 sg_platf_new_link(&link);
256 linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
258 current_as->privateLinks_.insert(
259 {rankId * current_as->linkCountPerNode_ + current_as->hasLoopback_, {linkUp, linkDown}});
262 //call the cluster function that adds the others links
263 if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
264 static_cast<FatTreeZone*>(current_as)->addProcessingNode(i);
266 current_as->create_links_for_node(cluster, i, rankId,
267 rankId*current_as->linkCountPerNode_ + current_as->hasLoopback_ + current_as->hasLimiter_ );
271 delete cluster->properties;
275 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
276 if (not cluster->router_id || not strcmp(cluster->router_id, "")) {
277 std::string newid = std::string(cluster->prefix) + cluster->id + "_router" + cluster->suffix;
278 current_as->router_ = sg_platf_new_router(newid.c_str(), NULL);
280 current_as->router_ = sg_platf_new_router(cluster->router_id, NULL);
284 if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
286 LinkCreationArgs link;
287 link.id = std::string(cluster->id)+ "_backbone";
288 link.bandwidth = cluster->bb_bw;
289 link.latency = cluster->bb_lat;
290 link.policy = cluster->bb_sharing_policy;
292 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
293 sg_platf_new_link(&link);
295 routing_cluster_add_backbone(simgrid::surf::LinkImpl::byName(link.id));
299 sg_platf_new_Zone_seal();
301 simgrid::surf::on_cluster(cluster);
302 delete cluster->radicals;
305 void routing_cluster_add_backbone(simgrid::surf::LinkImpl* bb)
307 simgrid::kernel::routing::ClusterZone* cluster =
308 dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
310 xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
311 xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->getCname());
313 cluster->backbone_ = bb;
314 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->getCname());
317 void sg_platf_new_cabinet(CabinetCreationArgs* cabinet)
319 for (int radical : *cabinet->radicals) {
320 std::string hostname = cabinet->prefix + std::to_string(radical) + cabinet->suffix;
321 s_sg_platf_host_cbarg_t host;
322 memset(&host, 0, sizeof(host));
324 host.core_amount = 1;
325 host.id = hostname.c_str();
326 host.speed_per_pstate.push_back(cabinet->speed);
327 sg_platf_new_host(&host);
329 LinkCreationArgs link;
330 link.policy = SURF_LINK_FULLDUPLEX;
331 link.latency = cabinet->lat;
332 link.bandwidth = cabinet->bw;
333 link.id = "link_" + hostname;
334 sg_platf_new_link(&link);
336 HostLinkCreationArgs host_link;
337 host_link.id = hostname;
338 host_link.link_up = std::string("link_") + hostname + "_UP";
339 host_link.link_down = std::string("link_") + hostname + "_DOWN";
340 sg_platf_new_hostlink(&host_link);
342 delete cabinet->radicals;
345 void sg_platf_new_storage(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::surf::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 for (auto elm : *storage->properties)
380 s->setProperty(elm.first, elm.second);
381 delete storage->properties;
385 void sg_platf_new_storage_type(StorageTypeCreationArgs* storage_type)
387 xbt_assert(storage_types.find(storage_type->id) == storage_types.end(),
388 "Reading a storage type, processing unit \"%s\" already exists", storage_type->id.c_str());
390 simgrid::surf::StorageType* stype =
391 new simgrid::surf::StorageType(storage_type->id, storage_type->model, storage_type->content,
392 storage_type->properties, storage_type->model_properties, storage_type->size);
394 XBT_DEBUG("Create a storage type id '%s' with model '%s', content '%s'", storage_type->id.c_str(),
395 storage_type->model.c_str(), storage_type->content.c_str());
397 storage_types[storage_type->id] = stype;
400 void sg_platf_new_mount(MountCreationArgs* mount)
402 xbt_assert(std::find(known_storages.begin(), known_storages.end(), mount->storageId) != known_storages.end(),
403 "Cannot mount non-existent disk \"%s\"", mount->storageId.c_str());
405 XBT_DEBUG("Mount '%s' on '%s'", mount->storageId.c_str(), mount->name.c_str());
407 if (mount_list.empty())
408 XBT_DEBUG("Create a Mount list for %s", A_surfxml_host_id);
409 mount_list.insert({mount->name, simgrid::surf::StorageImpl::byName(mount->storageId.c_str())});
412 void sg_platf_new_route(sg_platf_route_cbarg_t route)
414 routing_get_current()->addRoute(route);
417 void sg_platf_new_bypassRoute(sg_platf_route_cbarg_t bypassRoute)
419 routing_get_current()->addBypassRoute(bypassRoute);
422 void sg_platf_new_process(sg_platf_process_cbarg_t process)
424 sg_host_t host = sg_host_by_name(process->host);
426 // The requested host does not exist. Do a nice message to the user
427 std::string msg = std::string("Cannot create process '") + process->function + "': host '" + process->host +
428 "' does not exist\nExisting hosts: '";
429 for (auto kv : simgrid::s4u::host_list) {
430 simgrid::s4u::Host* host = kv.second;
431 msg += host->getName();
433 if (msg.length() > 1024) {
434 msg.pop_back(); // remove trailing quote
435 msg += "...(list truncated)......";
439 xbt_die("%s", msg.c_str());
441 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(process->function);
442 xbt_assert(factory, "Function '%s' unknown", process->function);
444 double start_time = process->start_time;
445 double kill_time = process->kill_time;
446 int auto_restart = process->on_failure == SURF_ACTOR_ON_FAILURE_DIE ? 0 : 1;
448 std::vector<std::string> args(process->argv, process->argv + process->argc);
449 std::function<void()> code = factory(std::move(args));
451 smx_process_arg_t arg = nullptr;
453 arg = new simgrid::simix::ProcessArg();
454 arg->name = std::string(process->argv[0]);
458 arg->kill_time = kill_time;
459 arg->properties = process->properties;
461 host->extension<simgrid::simix::Host>()->boot_processes.push_back(arg);
463 if (start_time > SIMIX_get_clock()) {
465 arg = new simgrid::simix::ProcessArg();
466 arg->name = std::string(process->argv[0]);
467 arg->code = std::move(code);
470 arg->kill_time = kill_time;
471 arg->properties = process->properties;
473 XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->getCname(), start_time);
474 SIMIX_timer_set(start_time, [arg, auto_restart]() {
475 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(arg->code), arg->data,
476 arg->host, arg->properties, nullptr);
477 if (arg->kill_time >= 0)
478 simcall_process_set_kill_time(actor, arg->kill_time);
480 SIMIX_process_auto_restart_set(actor, auto_restart);
483 } else { // start_time <= SIMIX_get_clock()
484 XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->getCname());
486 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(code), nullptr, host,
487 arg->properties, nullptr);
489 /* The actor creation will fail if the host is currently dead, but that's fine */
490 if (actor != nullptr) {
491 if (arg->kill_time >= 0)
492 simcall_process_set_kill_time(actor, arg->kill_time);
494 SIMIX_process_auto_restart_set(actor, auto_restart);
497 current_property_set = nullptr;
500 void sg_platf_new_peer(PeerCreationArgs* peer)
502 simgrid::kernel::routing::VivaldiZone* as = dynamic_cast<simgrid::kernel::routing::VivaldiZone*>(current_routing);
503 xbt_assert(as, "<peer> tag can only be used in Vivaldi netzones.");
505 std::vector<double> speedPerPstate;
506 speedPerPstate.push_back(peer->speed);
507 simgrid::s4u::Host* host = as->createHost(peer->id.c_str(), &speedPerPstate, 1, nullptr);
509 as->setPeerLink(host->pimpl_netpoint, peer->bw_in, peer->bw_out, peer->coord);
511 /* Change from the defaults */
512 if (peer->state_trace)
513 host->pimpl_cpu->setStateTrace(peer->state_trace);
514 if (peer->speed_trace)
515 host->pimpl_cpu->setSpeedTrace(peer->speed_trace);
518 void sg_platf_begin() { /* Do nothing: just for symmetry of user code */ }
520 void sg_platf_end() {
521 simgrid::s4u::onPlatformCreated();
524 /* Pick the right models for CPU, net and host, and call their model_init_preparse */
525 static void surf_config_models_setup()
527 const char* host_model_name = xbt_cfg_get_string("host/model");
528 const char* network_model_name = xbt_cfg_get_string("network/model");
529 const char* cpu_model_name = xbt_cfg_get_string("cpu/model");
530 const char* storage_model_name = xbt_cfg_get_string("storage/model");
532 /* The compound host model is needed when using non-default net/cpu models */
533 if ((not xbt_cfg_is_default_value("network/model") || not xbt_cfg_is_default_value("cpu/model")) &&
534 xbt_cfg_is_default_value("host/model")) {
535 host_model_name = "compound";
536 xbt_cfg_set_string("host/model", host_model_name);
539 XBT_DEBUG("host model: %s", host_model_name);
540 if (not strcmp(host_model_name, "compound")) {
541 xbt_assert(cpu_model_name, "Set a cpu model to use with the 'compound' host model");
542 xbt_assert(network_model_name, "Set a network model to use with the 'compound' host model");
544 int cpu_id = find_model_description(surf_cpu_model_description, cpu_model_name);
545 surf_cpu_model_description[cpu_id].model_init_preparse();
547 int network_id = find_model_description(surf_network_model_description, network_model_name);
548 surf_network_model_description[network_id].model_init_preparse();
551 XBT_DEBUG("Call host_model_init");
552 int host_id = find_model_description(surf_host_model_description, host_model_name);
553 surf_host_model_description[host_id].model_init_preparse();
555 XBT_DEBUG("Call vm_model_init");
556 surf_vm_model_init_HL13();
558 XBT_DEBUG("Call storage_model_init");
559 int storage_id = find_model_description(surf_storage_model_description, storage_model_name);
560 surf_storage_model_description[storage_id].model_init_preparse();
564 * \brief Add a Zone to the platform
566 * Add a new autonomous system to the platform. Any elements (such as host, router or sub-Zone) added after this call
567 * and before the corresponding call to sg_platf_new_Zone_seal() will be added to this Zone.
569 * Once this function was called, the configuration concerning the used models cannot be changed anymore.
571 * @param zone the parameters defining the Zone to build.
573 simgrid::s4u::NetZone* sg_platf_new_Zone_begin(ZoneCreationArgs* zone)
575 if (not surf_parse_models_setup_already_called) {
576 /* Initialize the surf models. That must be done after we got all config, and before we need the models.
577 * That is, after the last <config> tag, if any, and before the first of cluster|peer|AS|trace|trace_connect
579 * I'm not sure for <trace> and <trace_connect>, there may be a bug here
580 * (FIXME: check it out by creating a file beginning with one of these tags)
581 * but cluster and peer create ASes internally, so putting the code in there is ok.
583 surf_parse_models_setup_already_called = 1;
584 surf_config_models_setup();
587 _sg_cfg_init_status = 2; /* HACK: direct access to the global controlling the level of configuration to prevent
588 * any further config now that we created some real content */
590 /* search the routing model */
591 simgrid::kernel::routing::NetZoneImpl* new_zone = nullptr;
592 switch (zone->routing) {
593 case A_surfxml_AS_routing_Cluster:
594 new_zone = new simgrid::kernel::routing::ClusterZone(current_routing, zone->id);
596 case A_surfxml_AS_routing_ClusterDragonfly:
597 new_zone = new simgrid::kernel::routing::DragonflyZone(current_routing, zone->id);
599 case A_surfxml_AS_routing_ClusterTorus:
600 new_zone = new simgrid::kernel::routing::TorusZone(current_routing, zone->id);
602 case A_surfxml_AS_routing_ClusterFatTree:
603 new_zone = new simgrid::kernel::routing::FatTreeZone(current_routing, zone->id);
605 case A_surfxml_AS_routing_Dijkstra:
606 new_zone = new simgrid::kernel::routing::DijkstraZone(current_routing, zone->id, 0);
608 case A_surfxml_AS_routing_DijkstraCache:
609 new_zone = new simgrid::kernel::routing::DijkstraZone(current_routing, zone->id, 1);
611 case A_surfxml_AS_routing_Floyd:
612 new_zone = new simgrid::kernel::routing::FloydZone(current_routing, zone->id);
614 case A_surfxml_AS_routing_Full:
615 new_zone = new simgrid::kernel::routing::FullZone(current_routing, zone->id);
617 case A_surfxml_AS_routing_None:
618 new_zone = new simgrid::kernel::routing::EmptyZone(current_routing, zone->id);
620 case A_surfxml_AS_routing_Vivaldi:
621 new_zone = new simgrid::kernel::routing::VivaldiZone(current_routing, zone->id);
624 xbt_die("Not a valid model!");
628 if (current_routing == nullptr) { /* it is the first one */
629 xbt_assert(simgrid::s4u::Engine::getInstance()->pimpl->netRoot_ == nullptr,
630 "All defined components must belong to a networking zone.");
631 simgrid::s4u::Engine::getInstance()->pimpl->netRoot_ = new_zone;
634 /* set the father behavior */
635 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
636 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::recursive;
637 /* add to the sons dictionary */
638 current_routing->getChildren()->push_back(static_cast<simgrid::s4u::NetZone*>(new_zone));
641 /* set the new current component of the tree */
642 current_routing = new_zone;
644 simgrid::s4u::NetZone::onCreation(*new_zone); // notify the signal
650 * \brief Specify that the description of the current AS is finished
652 * Once you've declared all the content of your AS, you have to seal
653 * it with this call. Your AS is not usable until you call this function.
655 void sg_platf_new_Zone_seal()
657 xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
658 current_routing->seal();
659 simgrid::s4u::NetZone::onSeal(*current_routing);
660 current_routing = static_cast<simgrid::kernel::routing::NetZoneImpl*>(current_routing->getFather());
663 /** @brief Add a link connecting an host to the rest of its AS (which must be cluster or vivaldi) */
664 void sg_platf_new_hostlink(HostLinkCreationArgs* hostlink)
666 simgrid::kernel::routing::NetPoint* netpoint = sg_host_by_name(hostlink->id.c_str())->pimpl_netpoint;
667 xbt_assert(netpoint, "Host '%s' not found!", hostlink->id.c_str());
668 xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
669 "Only hosts from Cluster and Vivaldi ASes can get an host_link.");
671 simgrid::surf::LinkImpl* linkUp = simgrid::surf::LinkImpl::byName(hostlink->link_up);
672 simgrid::surf::LinkImpl* linkDown = simgrid::surf::LinkImpl::byName(hostlink->link_down);
674 xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up.c_str());
675 xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down.c_str());
677 auto as_cluster = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
679 if (as_cluster->privateLinks_.find(netpoint->id()) != as_cluster->privateLinks_.end())
680 surf_parse_error(std::string("Host_link for '") + hostlink->id.c_str() + "' is already defined!");
682 XBT_DEBUG("Push Host_link for host '%s' to position %u", netpoint->cname(), netpoint->id());
683 as_cluster->privateLinks_.insert({netpoint->id(), {linkUp, linkDown}});
686 void sg_platf_new_trace(TraceCreationArgs* trace)
688 tmgr_trace_t tmgr_trace;
689 if (not trace->file.empty()) {
690 tmgr_trace = tmgr_trace_new_from_file(trace->file);
692 xbt_assert(not trace->pc_data.empty(), "Trace '%s' must have either a content, or point to a file on disk.",
694 tmgr_trace = tmgr_trace_new_from_string(trace->id, trace->pc_data, trace->periodicity);
696 traces_set_list.insert({trace->id, tmgr_trace});