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, storage_type_t> 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::unordered_map<std::string, std::string> props;
79 if (args->properties) {
80 xbt_dict_cursor_t cursor=nullptr;
83 xbt_dict_foreach (args->properties, cursor, key, data)
85 xbt_dict_free(&args->properties);
88 simgrid::s4u::Host* host =
89 routing_get_current()->createHost(args->id, &args->speed_per_pstate, args->core_amount, &props);
91 host->pimpl_->storage_ = mount_list;
94 /* Change from the defaults */
95 if (args->state_trace)
96 host->pimpl_cpu->setStateTrace(args->state_trace);
97 if (args->speed_trace)
98 host->pimpl_cpu->setSpeedTrace(args->speed_trace);
99 if (args->pstate != 0)
100 host->pimpl_cpu->setPState(args->pstate);
101 if (args->coord && strcmp(args->coord, ""))
102 new simgrid::kernel::routing::vivaldi::Coords(host->pimpl_netpoint, args->coord);
106 /** @brief Add a "router" to the network element list */
107 simgrid::kernel::routing::NetPoint* sg_platf_new_router(const char* name, const char* coords)
109 simgrid::kernel::routing::NetZoneImpl* current_routing = routing_get_current();
111 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
112 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::base;
113 xbt_assert(nullptr == simgrid::s4u::Engine::getInstance()->getNetpointByNameOrNull(name),
114 "Refusing to create a router named '%s': this name already describes a node.", name);
116 simgrid::kernel::routing::NetPoint* netpoint =
117 new simgrid::kernel::routing::NetPoint(name, simgrid::kernel::routing::NetPoint::Type::Router, current_routing);
118 XBT_DEBUG("Router '%s' has the id %u", name, netpoint->id());
120 if (coords && strcmp(coords, ""))
121 new simgrid::kernel::routing::vivaldi::Coords(netpoint, coords);
127 void sg_platf_new_link(LinkCreationArgs* link)
129 std::vector<std::string> names;
131 if (link->policy == SURF_LINK_FULLDUPLEX) {
132 names.push_back(link->id+ "_UP");
133 names.push_back(link->id+ "_DOWN");
135 names.push_back(link->id);
137 for (auto link_name : names) {
138 simgrid::surf::LinkImpl* l =
139 surf_network_model->createLink(link_name.c_str(), link->bandwidth, link->latency, link->policy);
141 if (link->properties) {
142 xbt_dict_cursor_t cursor = nullptr;
145 xbt_dict_foreach (link->properties, cursor, key, data)
146 l->setProperty(key, data);
147 xbt_dict_free(&link->properties);
150 if (link->latency_trace)
151 l->setLatencyTrace(link->latency_trace);
152 if (link->bandwidth_trace)
153 l->setBandwidthTrace(link->bandwidth_trace);
154 if (link->state_trace)
155 l->setStateTrace(link->state_trace);
159 void sg_platf_new_cluster(sg_platf_cluster_cbarg_t cluster)
161 using simgrid::kernel::routing::ClusterZone;
162 using simgrid::kernel::routing::DragonflyZone;
163 using simgrid::kernel::routing::FatTreeZone;
164 using simgrid::kernel::routing::TorusZone;
168 // What an inventive way of initializing the AS that I have as ancestor :-(
169 s_sg_platf_AS_cbarg_t AS;
171 switch (cluster->topology) {
172 case SURF_CLUSTER_TORUS:
173 AS.routing = A_surfxml_AS_routing_ClusterTorus;
175 case SURF_CLUSTER_DRAGONFLY:
176 AS.routing = A_surfxml_AS_routing_ClusterDragonfly;
178 case SURF_CLUSTER_FAT_TREE:
179 AS.routing = A_surfxml_AS_routing_ClusterFatTree;
182 AS.routing = A_surfxml_AS_routing_Cluster;
185 sg_platf_new_AS_begin(&AS);
186 simgrid::kernel::routing::ClusterZone* current_as = static_cast<ClusterZone*>(routing_get_current());
187 current_as->parse_specific_arguments(cluster);
189 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
190 current_as->linkCountPerNode_++;
191 current_as->hasLoopback_ = 1;
194 if(cluster->limiter_link > 0){
195 current_as->linkCountPerNode_++;
196 current_as->hasLimiter_ = 1;
199 for (int i : *cluster->radicals) {
200 char * host_id = bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
201 char * link_id = bprintf("%s_link_%d", cluster->id, i);
203 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->speeds.front());
205 s_sg_platf_host_cbarg_t host;
206 memset(&host, 0, sizeof(host));
208 if ((cluster->properties != nullptr) && (not xbt_dict_is_empty(cluster->properties))) {
209 xbt_dict_cursor_t cursor=nullptr;
212 host.properties = xbt_dict_new_homogeneous(free);
214 xbt_dict_foreach(cluster->properties,cursor,key,data) {
215 xbt_dict_set(host.properties, key, xbt_strdup(data), nullptr);
219 host.speed_per_pstate = cluster->speeds;
221 host.core_amount = cluster->core_amount;
223 sg_platf_new_host(&host);
224 XBT_DEBUG("</host>");
226 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id, cluster->bw, cluster->lat);
228 // All links are saved in a matrix;
229 // every row describes a single node; every node may have multiple links.
230 // the first column may store a link from x to x if p_has_loopback is set
231 // the second column may store a limiter link if p_has_limiter is set
232 // other columns are to store one or more link for the node
234 //add a loopback link
235 simgrid::surf::LinkImpl* linkUp = nullptr;
236 simgrid::surf::LinkImpl* linkDown = nullptr;
237 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
238 std::string tmp_link = std::string(link_id) + "_loopback";
239 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->loopback_bw);
241 LinkCreationArgs link;
242 link.id = tmp_link.c_str();
243 link.bandwidth = cluster->loopback_bw;
244 link.latency = cluster->loopback_lat;
245 link.policy = SURF_LINK_FATPIPE;
246 sg_platf_new_link(&link);
247 linkUp = simgrid::surf::LinkImpl::byName(tmp_link.c_str());
248 linkDown = simgrid::surf::LinkImpl::byName(tmp_link.c_str());
250 auto as_cluster = static_cast<ClusterZone*>(current_as);
251 as_cluster->privateLinks_.insert({rankId * as_cluster->linkCountPerNode_, {linkUp, linkDown}});
254 //add a limiter link (shared link to account for maximal bandwidth of the node)
257 if(cluster->limiter_link > 0){
258 std::string tmp_link = std::string(link_id) + "_limiter";
259 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link.c_str(), cluster->limiter_link);
261 LinkCreationArgs link;
262 link.id = tmp_link.c_str();
263 link.bandwidth = cluster->limiter_link;
265 link.policy = SURF_LINK_SHARED;
266 sg_platf_new_link(&link);
267 linkDown = simgrid::surf::LinkImpl::byName(tmp_link.c_str());
269 current_as->privateLinks_.insert(
270 {rankId * current_as->linkCountPerNode_ + current_as->hasLoopback_, {linkUp, linkDown}});
273 //call the cluster function that adds the others links
274 if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
275 static_cast<FatTreeZone*>(current_as)->addProcessingNode(i);
277 current_as->create_links_for_node(cluster, i, rankId,
278 rankId*current_as->linkCountPerNode_ + current_as->hasLoopback_ + current_as->hasLimiter_ );
284 xbt_dict_free(&cluster->properties);
288 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
289 if (not cluster->router_id || not strcmp(cluster->router_id, "")) {
290 char* newid = bprintf("%s%s_router%s", cluster->prefix, cluster->id, cluster->suffix);
291 current_as->router_ = sg_platf_new_router(newid, NULL);
294 current_as->router_ = sg_platf_new_router(cluster->router_id, NULL);
298 if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
300 LinkCreationArgs link;
301 link.id = std::string(cluster->id)+ "_backbone";
302 link.bandwidth = cluster->bb_bw;
303 link.latency = cluster->bb_lat;
304 link.policy = cluster->bb_sharing_policy;
306 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
307 sg_platf_new_link(&link);
309 routing_cluster_add_backbone(simgrid::surf::LinkImpl::byName(link.id.c_str()));
313 sg_platf_new_AS_seal();
315 simgrid::surf::on_cluster(cluster);
316 delete cluster->radicals;
319 void routing_cluster_add_backbone(simgrid::surf::LinkImpl* bb)
321 simgrid::kernel::routing::ClusterZone* cluster =
322 dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
324 xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
325 xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->getCname());
327 cluster->backbone_ = bb;
328 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->getCname());
331 void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet)
333 for (int radical : *cabinet->radicals) {
334 std::string hostname = std::string(cabinet->prefix) + std::to_string(radical) + std::string(cabinet->suffix);
335 s_sg_platf_host_cbarg_t host;
336 memset(&host, 0, sizeof(host));
338 host.core_amount = 1;
339 host.id = hostname.c_str();
340 host.speed_per_pstate.push_back(cabinet->speed);
341 sg_platf_new_host(&host);
343 LinkCreationArgs link;
344 link.policy = SURF_LINK_FULLDUPLEX;
345 link.latency = cabinet->lat;
346 link.bandwidth = cabinet->bw;
347 link.id = "link_" + hostname;
348 sg_platf_new_link(&link);
350 s_sg_platf_host_link_cbarg_t host_link;
351 memset(&host_link, 0, sizeof(host_link));
352 std::string tmp_link_up = std::string("link_") + hostname + "_UP";
353 std::string tmp_link_down = std::string("link_") + hostname + "_DOWN";
354 host_link.id = hostname.c_str();
355 host_link.link_up = tmp_link_up.c_str();
356 host_link.link_down = tmp_link_down.c_str();
357 sg_platf_new_hostlink(&host_link);
359 delete cabinet->radicals;
362 void sg_platf_new_storage(StorageCreationArgs* storage)
364 xbt_assert(std::find(known_storages.begin(), known_storages.end(), storage->id) == known_storages.end(),
365 "Refusing to add a second storage named \"%s\"", storage->id.c_str());
367 storage_type_t stype;
369 stype = storage_types.at(storage->type_id);
370 } catch (std::out_of_range& unfound) {
371 xbt_die("No storage type '%s'", storage->type_id.c_str());
374 XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'", storage->id.c_str(),
375 storage->type_id.c_str(), storage->content.c_str());
377 known_storages.push_back(storage->id);
379 // if storage content is not specified use the content of storage_type if any
380 if (storage->content.empty() && strcmp(stype->content, "")) {
381 storage->content = std::string(stype->content);
382 XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s)", storage->id.c_str(), stype->type_id);
385 XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' "
386 "\n\t\tmodel '%s' \n\t\tcontent '%s' "
387 "\n\t\tproperties '%p''\n",
388 storage->id.c_str(), stype->model, stype->type_id, storage->content.c_str(), storage->properties);
390 auto s = surf_storage_model->createStorage(storage->id, stype->type_id, storage->content, storage->attach);
392 if (storage->properties) {
393 xbt_dict_cursor_t cursor = nullptr;
396 xbt_dict_foreach (storage->properties, cursor, key, data)
397 s->setProperty(key, data);
398 xbt_dict_free(&storage->properties);
402 void sg_platf_new_storage_type(sg_platf_storage_type_cbarg_t storage_type)
404 xbt_assert(storage_types.find(storage_type->id) == storage_types.end(),
405 "Reading a storage type, processing unit \"%s\" already exists", storage_type->id);
407 storage_type_t stype = xbt_new0(s_storage_type_t, 1);
408 stype->model = xbt_strdup(storage_type->model);
409 stype->properties = storage_type->properties;
410 stype->content = xbt_strdup(storage_type->content);
411 stype->type_id = xbt_strdup(storage_type->id);
412 stype->size = storage_type->size;
413 stype->model_properties = storage_type->model_properties;
415 XBT_DEBUG("Create a storage type id '%s' with model '%s', content '%s'", stype->type_id, stype->model,
416 storage_type->content);
418 storage_types.insert({std::string(stype->type_id), stype});
421 void sg_platf_new_mount(MountCreationArgs* mount)
423 xbt_assert(std::find(known_storages.begin(), known_storages.end(), mount->storageId) != known_storages.end(),
424 "Cannot mount non-existent disk \"%s\"", mount->storageId.c_str());
426 XBT_DEBUG("Mount '%s' on '%s'", mount->storageId.c_str(), mount->name.c_str());
428 if (mount_list.empty())
429 XBT_DEBUG("Create a Mount list for %s", A_surfxml_host_id);
430 mount_list.insert({mount->name, simgrid::surf::StorageImpl::byName(mount->storageId.c_str())});
433 void sg_platf_new_route(sg_platf_route_cbarg_t route)
435 routing_get_current()->addRoute(route);
438 void sg_platf_new_bypassRoute(sg_platf_route_cbarg_t bypassRoute)
440 routing_get_current()->addBypassRoute(bypassRoute);
443 void sg_platf_new_process(sg_platf_process_cbarg_t process)
445 sg_host_t host = sg_host_by_name(process->host);
447 // The requested host does not exist. Do a nice message to the user
448 std::string msg = std::string("Cannot create process '") + process->function + "': host '" + process->host +
449 "' does not exist\nExisting hosts: '";
450 for (auto kv : simgrid::s4u::host_list) {
451 simgrid::s4u::Host* host = kv.second;
452 msg += host->getName();
454 if (msg.length() > 1024) {
455 msg.pop_back(); // remove trailing quote
456 msg += "...(list truncated)......";
460 xbt_die("%s", msg.c_str());
462 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(process->function);
463 xbt_assert(factory, "Function '%s' unknown", process->function);
465 double start_time = process->start_time;
466 double kill_time = process->kill_time;
467 int auto_restart = process->on_failure == SURF_ACTOR_ON_FAILURE_DIE ? 0 : 1;
469 std::vector<std::string> args(process->argv, process->argv + process->argc);
470 std::function<void()> code = factory(std::move(args));
472 smx_process_arg_t arg = nullptr;
474 arg = new simgrid::simix::ProcessArg();
475 arg->name = std::string(process->argv[0]);
479 arg->kill_time = kill_time;
480 arg->properties = current_property_set;
482 host->extension<simgrid::simix::Host>()->boot_processes.push_back(arg);
484 if (start_time > SIMIX_get_clock()) {
486 arg = new simgrid::simix::ProcessArg();
487 arg->name = std::string(process->argv[0]);
488 arg->code = std::move(code);
491 arg->kill_time = kill_time;
492 arg->properties = current_property_set;
494 XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->getCname(), start_time);
495 SIMIX_timer_set(start_time, [arg, auto_restart]() {
496 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(arg->code), arg->data,
497 arg->host, arg->properties, nullptr);
498 if (arg->kill_time >= 0)
499 simcall_process_set_kill_time(actor, arg->kill_time);
501 SIMIX_process_auto_restart_set(actor, auto_restart);
504 } else { // start_time <= SIMIX_get_clock()
505 XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->getCname());
507 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(code), nullptr, host,
508 current_property_set, nullptr);
510 /* The actor creation will fail if the host is currently dead, but that's fine */
511 if (actor != nullptr) {
512 if (arg->kill_time >= 0)
513 simcall_process_set_kill_time(actor, arg->kill_time);
515 SIMIX_process_auto_restart_set(actor, auto_restart);
518 current_property_set = nullptr;
521 void sg_platf_new_peer(PeerCreationArgs* peer)
523 simgrid::kernel::routing::VivaldiZone* as = dynamic_cast<simgrid::kernel::routing::VivaldiZone*>(current_routing);
524 xbt_assert(as, "<peer> tag can only be used in Vivaldi netzones.");
526 std::vector<double> speedPerPstate;
527 speedPerPstate.push_back(peer->speed);
528 simgrid::s4u::Host* host = as->createHost(peer->id.c_str(), &speedPerPstate, 1, nullptr);
530 as->setPeerLink(host->pimpl_netpoint, peer->bw_in, peer->bw_out, peer->coord);
532 /* Change from the defaults */
533 if (peer->state_trace)
534 host->pimpl_cpu->setStateTrace(peer->state_trace);
535 if (peer->speed_trace)
536 host->pimpl_cpu->setSpeedTrace(peer->speed_trace);
539 void sg_platf_begin() { /* Do nothing: just for symmetry of user code */ }
541 void sg_platf_end() {
542 simgrid::s4u::onPlatformCreated();
545 /* Pick the right models for CPU, net and host, and call their model_init_preparse */
546 static void surf_config_models_setup()
548 const char* host_model_name = xbt_cfg_get_string("host/model");
549 const char* network_model_name = xbt_cfg_get_string("network/model");
550 const char* cpu_model_name = xbt_cfg_get_string("cpu/model");
551 const char* storage_model_name = xbt_cfg_get_string("storage/model");
553 /* The compound host model is needed when using non-default net/cpu models */
554 if ((not xbt_cfg_is_default_value("network/model") || not xbt_cfg_is_default_value("cpu/model")) &&
555 xbt_cfg_is_default_value("host/model")) {
556 host_model_name = "compound";
557 xbt_cfg_set_string("host/model", host_model_name);
560 XBT_DEBUG("host model: %s", host_model_name);
561 if (not strcmp(host_model_name, "compound")) {
562 xbt_assert(cpu_model_name, "Set a cpu model to use with the 'compound' host model");
563 xbt_assert(network_model_name, "Set a network model to use with the 'compound' host model");
565 int cpu_id = find_model_description(surf_cpu_model_description, cpu_model_name);
566 surf_cpu_model_description[cpu_id].model_init_preparse();
568 int network_id = find_model_description(surf_network_model_description, network_model_name);
569 surf_network_model_description[network_id].model_init_preparse();
572 XBT_DEBUG("Call host_model_init");
573 int host_id = find_model_description(surf_host_model_description, host_model_name);
574 surf_host_model_description[host_id].model_init_preparse();
576 XBT_DEBUG("Call vm_model_init");
577 surf_vm_model_init_HL13();
579 XBT_DEBUG("Call storage_model_init");
580 int storage_id = find_model_description(surf_storage_model_description, storage_model_name);
581 surf_storage_model_description[storage_id].model_init_preparse();
585 * \brief Add an AS to the platform
587 * Add a new autonomous system to the platform. Any elements (such as host,
588 * router or sub-AS) added after this call and before the corresponding call
589 * to sg_platf_new_AS_seal() will be added to this AS.
591 * Once this function was called, the configuration concerning the used
592 * models cannot be changed anymore.
594 * @param AS the parameters defining the AS to build.
596 simgrid::s4u::NetZone* sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS)
598 if (not surf_parse_models_setup_already_called) {
599 /* Initialize the surf models. That must be done after we got all config, and before we need the models.
600 * That is, after the last <config> tag, if any, and before the first of cluster|peer|AS|trace|trace_connect
602 * I'm not sure for <trace> and <trace_connect>, there may be a bug here
603 * (FIXME: check it out by creating a file beginning with one of these tags)
604 * but cluster and peer create ASes internally, so putting the code in there is ok.
606 surf_parse_models_setup_already_called = 1;
607 surf_config_models_setup();
610 _sg_cfg_init_status = 2; /* HACK: direct access to the global controlling the level of configuration to prevent
611 * any further config now that we created some real content */
613 /* search the routing model */
614 simgrid::kernel::routing::NetZoneImpl* new_as = nullptr;
616 case A_surfxml_AS_routing_Cluster:
617 new_as = new simgrid::kernel::routing::ClusterZone(current_routing, AS->id);
619 case A_surfxml_AS_routing_ClusterDragonfly:
620 new_as = new simgrid::kernel::routing::DragonflyZone(current_routing, AS->id);
622 case A_surfxml_AS_routing_ClusterTorus:
623 new_as = new simgrid::kernel::routing::TorusZone(current_routing, AS->id);
625 case A_surfxml_AS_routing_ClusterFatTree:
626 new_as = new simgrid::kernel::routing::FatTreeZone(current_routing, AS->id);
628 case A_surfxml_AS_routing_Dijkstra:
629 new_as = new simgrid::kernel::routing::DijkstraZone(current_routing, AS->id, 0);
631 case A_surfxml_AS_routing_DijkstraCache:
632 new_as = new simgrid::kernel::routing::DijkstraZone(current_routing, AS->id, 1);
634 case A_surfxml_AS_routing_Floyd:
635 new_as = new simgrid::kernel::routing::FloydZone(current_routing, AS->id);
637 case A_surfxml_AS_routing_Full:
638 new_as = new simgrid::kernel::routing::FullZone(current_routing, AS->id);
640 case A_surfxml_AS_routing_None:
641 new_as = new simgrid::kernel::routing::EmptyZone(current_routing, AS->id);
643 case A_surfxml_AS_routing_Vivaldi:
644 new_as = new simgrid::kernel::routing::VivaldiZone(current_routing, AS->id);
647 xbt_die("Not a valid model!");
651 if (current_routing == nullptr) { /* it is the first one */
652 xbt_assert(simgrid::s4u::Engine::getInstance()->pimpl->netRoot_ == nullptr,
653 "All defined components must belong to a networking zone.");
654 simgrid::s4u::Engine::getInstance()->pimpl->netRoot_ = new_as;
657 /* set the father behavior */
658 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
659 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::recursive;
660 /* add to the sons dictionary */
661 current_routing->getChildren()->push_back(static_cast<simgrid::s4u::NetZone*>(new_as));
664 /* set the new current component of the tree */
665 current_routing = new_as;
667 simgrid::s4u::NetZone::onCreation(*new_as); // notify the signal
673 * \brief Specify that the description of the current AS is finished
675 * Once you've declared all the content of your AS, you have to seal
676 * it with this call. Your AS is not usable until you call this function.
678 void sg_platf_new_AS_seal()
680 xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
681 current_routing->seal();
682 simgrid::s4u::NetZone::onSeal(*current_routing);
683 current_routing = static_cast<simgrid::kernel::routing::NetZoneImpl*>(current_routing->getFather());
686 /** @brief Add a link connecting an host to the rest of its AS (which must be cluster or vivaldi) */
687 void sg_platf_new_hostlink(sg_platf_host_link_cbarg_t hostlink)
689 simgrid::kernel::routing::NetPoint* netpoint = sg_host_by_name(hostlink->id)->pimpl_netpoint;
690 xbt_assert(netpoint, "Host '%s' not found!", hostlink->id);
691 xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
692 "Only hosts from Cluster and Vivaldi ASes can get an host_link.");
694 simgrid::surf::LinkImpl* linkUp = simgrid::surf::LinkImpl::byName(hostlink->link_up);
695 simgrid::surf::LinkImpl* linkDown = simgrid::surf::LinkImpl::byName(hostlink->link_down);
697 xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up);
698 xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down);
700 auto as_cluster = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
702 if (as_cluster->privateLinks_.find(netpoint->id()) != as_cluster->privateLinks_.end())
703 surf_parse_error("Host_link for '%s' is already defined!",hostlink->id);
705 XBT_DEBUG("Push Host_link for host '%s' to position %u", netpoint->cname(), netpoint->id());
706 as_cluster->privateLinks_.insert({netpoint->id(), {linkUp, linkDown}});
709 void sg_platf_new_trace(sg_platf_trace_cbarg_t trace)
711 tmgr_trace_t tmgr_trace;
712 if (trace->file && strcmp(trace->file, "") != 0) {
713 tmgr_trace = tmgr_trace_new_from_file(trace->file);
715 xbt_assert(strcmp(trace->pc_data, ""),
716 "Trace '%s' must have either a content, or point to a file on disk.",trace->id);
717 tmgr_trace = tmgr_trace_new_from_string(trace->id, trace->pc_data, trace->periodicity);
719 traces_set_list.insert({trace->id, tmgr_trace});