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"
8 #include "src/kernel/EngineImpl.hpp"
9 #include "src/simix/smx_private.h"
11 #include "src/include/simgrid/sg_config.h"
13 #include "src/surf/HostImpl.hpp"
14 #include "src/surf/cpu_interface.hpp"
15 #include "src/surf/network_interface.hpp"
17 #include "src/kernel/routing/ClusterZone.hpp"
18 #include "src/kernel/routing/DijkstraZone.hpp"
19 #include "src/kernel/routing/DragonflyZone.hpp"
20 #include "src/kernel/routing/EmptyZone.hpp"
21 #include "src/kernel/routing/FatTreeZone.hpp"
22 #include "src/kernel/routing/FloydZone.hpp"
23 #include "src/kernel/routing/FullZone.hpp"
24 #include "src/kernel/routing/NetPoint.hpp"
25 #include "src/kernel/routing/NetZoneImpl.hpp"
26 #include "src/kernel/routing/TorusZone.hpp"
27 #include "src/kernel/routing/VivaldiZone.hpp"
29 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_parse);
31 XBT_PRIVATE std::map<std::string, simgrid::surf::Storage*> mount_list;
32 XBT_PRIVATE std::vector<std::string> known_storages;
37 simgrid::xbt::signal<void(sg_platf_cluster_cbarg_t)> on_cluster;
42 // FIXME: The following duplicates the content of s4u::Host
45 extern std::map<std::string, simgrid::s4u::Host*> host_list;
49 static int surf_parse_models_setup_already_called = 0;
50 std::map<std::string, storage_type_t> storage_types;
52 /** The current AS in the parsing */
53 static simgrid::kernel::routing::NetZoneImpl* current_routing = nullptr;
54 static simgrid::kernel::routing::NetZoneImpl* routing_get_current()
56 return current_routing;
59 /** Module management function: creates all internal data structures */
61 { /* Do nothing: just for symmetry of user code */
64 /** Module management function: frees all internal data structures */
65 void sg_platf_exit() {
66 simgrid::surf::on_cluster.disconnect_all_slots();
67 simgrid::s4u::onPlatformCreated.disconnect_all_slots();
69 /* make sure that we will reinit the models while loading the platf once reinited */
70 surf_parse_models_setup_already_called = 0;
71 surf_parse_lex_destroy();
74 /** @brief Add an host to the current AS */
75 void sg_platf_new_host(sg_platf_host_cbarg_t args)
77 std::unordered_map<std::string, std::string> props;
78 if (args->properties) {
79 xbt_dict_cursor_t cursor=nullptr;
82 xbt_dict_foreach (args->properties, cursor, key, data)
84 xbt_dict_free(&args->properties);
87 simgrid::s4u::Host* host =
88 routing_get_current()->createHost(args->id, &args->speed_per_pstate, args->core_amount, &props);
90 host->pimpl_->storage_ = mount_list;
93 /* Change from the defaults */
94 if (args->state_trace)
95 host->pimpl_cpu->setStateTrace(args->state_trace);
96 if (args->speed_trace)
97 host->pimpl_cpu->setSpeedTrace(args->speed_trace);
98 if (args->pstate != 0)
99 host->pimpl_cpu->setPState(args->pstate);
100 if (args->coord && strcmp(args->coord, ""))
101 new simgrid::kernel::routing::vivaldi::Coords(host->pimpl_netpoint, args->coord);
103 if (TRACE_is_enabled() && TRACE_needs_platform())
104 sg_instr_new_host(*host);
107 /** @brief Add a "router" to the network element list */
108 simgrid::kernel::routing::NetPoint* sg_platf_new_router(const char* name, const char* coords)
110 simgrid::kernel::routing::NetZoneImpl* current_routing = routing_get_current();
112 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
113 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::base;
114 xbt_assert(nullptr == simgrid::s4u::Engine::instance()->netpointByNameOrNull(name),
115 "Refusing to create a router named '%s': this name already describes a node.", name);
117 simgrid::kernel::routing::NetPoint* netpoint =
118 new simgrid::kernel::routing::NetPoint(name, simgrid::kernel::routing::NetPoint::Type::Router, current_routing);
119 XBT_DEBUG("Router '%s' has the id %d", name, netpoint->id());
121 if (coords && strcmp(coords, ""))
122 new simgrid::kernel::routing::vivaldi::Coords(netpoint, coords);
124 sg_instr_new_router(name);
129 void sg_platf_new_link(LinkCreationArgs* link)
131 std::vector<std::string> names;
133 if (link->policy == SURF_LINK_FULLDUPLEX) {
134 names.push_back(link->id+ "_UP");
135 names.push_back(link->id+ "_DOWN");
137 names.push_back(link->id);
139 for (auto link_name : names) {
140 simgrid::surf::LinkImpl* l =
141 surf_network_model->createLink(link_name.c_str(), link->bandwidth, link->latency, link->policy);
143 if (link->properties) {
144 xbt_dict_cursor_t cursor = nullptr;
147 xbt_dict_foreach (link->properties, cursor, key, data)
148 l->setProperty(key, data);
149 xbt_dict_free(&link->properties);
152 if (link->latency_trace)
153 l->setLatencyTrace(link->latency_trace);
154 if (link->bandwidth_trace)
155 l->setBandwidthTrace(link->bandwidth_trace);
156 if (link->state_trace)
157 l->setStateTrace(link->state_trace);
161 void sg_platf_new_cluster(sg_platf_cluster_cbarg_t cluster)
163 using simgrid::kernel::routing::ClusterZone;
164 using simgrid::kernel::routing::DragonflyZone;
165 using simgrid::kernel::routing::FatTreeZone;
166 using simgrid::kernel::routing::TorusZone;
170 // What an inventive way of initializing the AS that I have as ancestor :-(
171 s_sg_platf_AS_cbarg_t AS;
173 switch (cluster->topology) {
174 case SURF_CLUSTER_TORUS:
175 AS.routing = A_surfxml_AS_routing_ClusterTorus;
177 case SURF_CLUSTER_DRAGONFLY:
178 AS.routing = A_surfxml_AS_routing_ClusterDragonfly;
180 case SURF_CLUSTER_FAT_TREE:
181 AS.routing = A_surfxml_AS_routing_ClusterFatTree;
184 AS.routing = A_surfxml_AS_routing_Cluster;
187 sg_platf_new_AS_begin(&AS);
188 simgrid::kernel::routing::ClusterZone* current_as = static_cast<ClusterZone*>(routing_get_current());
189 current_as->parse_specific_arguments(cluster);
191 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
192 current_as->linkCountPerNode_++;
193 current_as->hasLoopback_ = 1;
196 if(cluster->limiter_link > 0){
197 current_as->linkCountPerNode_++;
198 current_as->hasLimiter_ = 1;
201 for (int i : *cluster->radicals) {
202 char * host_id = bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
203 char * link_id = bprintf("%s_link_%d", cluster->id, i);
205 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->speeds.front());
207 s_sg_platf_host_cbarg_t host;
208 memset(&host, 0, sizeof(host));
210 if ((cluster->properties != nullptr) && (not xbt_dict_is_empty(cluster->properties))) {
211 xbt_dict_cursor_t cursor=nullptr;
214 host.properties = xbt_dict_new_homogeneous(free);
216 xbt_dict_foreach(cluster->properties,cursor,key,data) {
217 xbt_dict_set(host.properties, key, xbt_strdup(data), nullptr);
221 host.speed_per_pstate = cluster->speeds;
223 host.core_amount = cluster->core_amount;
225 sg_platf_new_host(&host);
226 XBT_DEBUG("</host>");
228 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id, cluster->bw, cluster->lat);
230 // All links are saved in a matrix;
231 // every row describes a single node; every node may have multiple links.
232 // the first column may store a link from x to x if p_has_loopback is set
233 // the second column may store a limiter link if p_has_limiter is set
234 // other columns are to store one or more link for the node
236 //add a loopback link
237 simgrid::surf::LinkImpl* linkUp = nullptr;
238 simgrid::surf::LinkImpl* linkDown = nullptr;
239 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
240 char *tmp_link = bprintf("%s_loopback", link_id);
241 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link, cluster->loopback_bw);
243 LinkCreationArgs link;
245 link.bandwidth = cluster->loopback_bw;
246 link.latency = cluster->loopback_lat;
247 link.policy = SURF_LINK_FATPIPE;
248 sg_platf_new_link(&link);
249 linkUp = simgrid::surf::LinkImpl::byName(tmp_link);
250 linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
253 auto as_cluster = static_cast<ClusterZone*>(current_as);
254 as_cluster->privateLinks_.insert({rankId * as_cluster->linkCountPerNode_, {linkUp, linkDown}});
257 //add a limiter link (shared link to account for maximal bandwidth of the node)
260 if(cluster->limiter_link > 0){
261 char *tmp_link = bprintf("%s_limiter", link_id);
262 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link, cluster->limiter_link);
264 LinkCreationArgs link;
266 link.bandwidth = cluster->limiter_link;
268 link.policy = SURF_LINK_SHARED;
269 sg_platf_new_link(&link);
270 linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
273 current_as->privateLinks_.insert(
274 {rankId * current_as->linkCountPerNode_ + current_as->hasLoopback_, {linkUp, linkDown}});
277 //call the cluster function that adds the others links
278 if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
279 static_cast<FatTreeZone*>(current_as)->addProcessingNode(i);
281 current_as->create_links_for_node(cluster, i, rankId,
282 rankId*current_as->linkCountPerNode_ + current_as->hasLoopback_ + current_as->hasLimiter_ );
288 xbt_dict_free(&cluster->properties);
292 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
293 if (not cluster->router_id || not strcmp(cluster->router_id, "")) {
294 char* newid = bprintf("%s%s_router%s", cluster->prefix, cluster->id, cluster->suffix);
295 current_as->router_ = sg_platf_new_router(newid, NULL);
298 current_as->router_ = sg_platf_new_router(cluster->router_id, NULL);
302 if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
304 LinkCreationArgs link;
305 link.id = std::string(cluster->id)+ "_backbone";
306 link.bandwidth = cluster->bb_bw;
307 link.latency = cluster->bb_lat;
308 link.policy = cluster->bb_sharing_policy;
310 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
311 sg_platf_new_link(&link);
313 routing_cluster_add_backbone(simgrid::surf::LinkImpl::byName(link.id.c_str()));
317 sg_platf_new_AS_seal();
319 simgrid::surf::on_cluster(cluster);
320 delete cluster->radicals;
323 void routing_cluster_add_backbone(simgrid::surf::LinkImpl* bb)
325 simgrid::kernel::routing::ClusterZone* cluster =
326 dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
328 xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
329 xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->name());
331 cluster->backbone_ = bb;
332 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->name());
335 void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet)
337 for (int radical : *cabinet->radicals) {
338 std::string hostname = std::string(cabinet->prefix) + std::to_string(radical) + std::string(cabinet->suffix);
339 s_sg_platf_host_cbarg_t host;
340 memset(&host, 0, sizeof(host));
342 host.core_amount = 1;
343 host.id = hostname.c_str();
344 host.speed_per_pstate.push_back(cabinet->speed);
345 sg_platf_new_host(&host);
347 LinkCreationArgs link;
348 link.policy = SURF_LINK_FULLDUPLEX;
349 link.latency = cabinet->lat;
350 link.bandwidth = cabinet->bw;
351 link.id = "link_" + hostname;
352 sg_platf_new_link(&link);
354 s_sg_platf_host_link_cbarg_t host_link;
355 memset(&host_link, 0, sizeof(host_link));
356 host_link.id = hostname.c_str();
357 host_link.link_up = bprintf("link_%s_UP",hostname.c_str());
358 host_link.link_down = bprintf("link_%s_DOWN",hostname.c_str());
359 sg_platf_new_hostlink(&host_link);
360 free((char*)host_link.link_up);
361 free((char*)host_link.link_down);
363 delete cabinet->radicals;
366 void sg_platf_new_storage(sg_platf_storage_cbarg_t storage)
368 xbt_assert(std::find(known_storages.begin(), known_storages.end(), storage->id) == known_storages.end(),
369 "Refusing to add a second storage named \"%s\"", storage->id);
371 xbt_assert(storage_types.find(storage->type_id) != storage_types.end(), "No storage type '%s'", storage->type_id);
372 storage_type_t stype = storage_types.at(storage->type_id);
374 XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'", storage->id, storage->type_id,
377 known_storages.push_back(storage->id);
379 // if storage content is not specified use the content of storage_type if any
380 if (not strcmp(storage->content, "") && strcmp(stype->content, "")) {
381 storage->content = stype->content;
382 XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s)", storage->id, 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, stype->model, stype->type_id, storage->content, 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("ROUTING 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(sg_platf_mount_cbarg_t mount){
422 xbt_assert(std::find(known_storages.begin(), known_storages.end(), mount->storageId) != known_storages.end(),
423 "Cannot mount non-existent disk \"%s\"", mount->storageId);
425 XBT_DEBUG("ROUTING Mount '%s' on '%s'",mount->storageId, mount->name);
427 if (mount_list.empty())
428 XBT_DEBUG("Create a Mount list for %s", A_surfxml_host_id);
430 {std::string(mount->name), surf_storage_resource_priv(surf_storage_resource_by_name(mount->storageId))});
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;
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->cname(), 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->cname());
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(sg_platf_peer_cbarg_t 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, &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::instance()->pimpl->netRoot_ == nullptr,
653 "All defined components must belong to a AS");
654 simgrid::s4u::Engine::instance()->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->children()->push_back(static_cast<simgrid::s4u::NetZone*>(new_as));
664 /* set the new current component of the tree */
665 current_routing = new_as;
667 if (TRACE_is_enabled())
668 sg_instr_AS_begin(AS);
674 * \brief Specify that the description of the current AS is finished
676 * Once you've declared all the content of your AS, you have to seal
677 * it with this call. Your AS is not usable until you call this function.
679 void sg_platf_new_AS_seal()
681 xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
682 current_routing->seal();
683 current_routing = static_cast<simgrid::kernel::routing::NetZoneImpl*>(current_routing->father());
685 if (TRACE_is_enabled())
689 /** @brief Add a link connecting an host to the rest of its AS (which must be cluster or vivaldi) */
690 void sg_platf_new_hostlink(sg_platf_host_link_cbarg_t hostlink)
692 simgrid::kernel::routing::NetPoint* netpoint = sg_host_by_name(hostlink->id)->pimpl_netpoint;
693 xbt_assert(netpoint, "Host '%s' not found!", hostlink->id);
694 xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
695 "Only hosts from Cluster and Vivaldi ASes can get an host_link.");
697 simgrid::surf::LinkImpl* linkUp = simgrid::surf::LinkImpl::byName(hostlink->link_up);
698 simgrid::surf::LinkImpl* linkDown = simgrid::surf::LinkImpl::byName(hostlink->link_down);
700 xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up);
701 xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down);
703 auto as_cluster = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
705 if (as_cluster->privateLinks_.find(netpoint->id()) != as_cluster->privateLinks_.end())
706 surf_parse_error("Host_link for '%s' is already defined!",hostlink->id);
708 XBT_DEBUG("Push Host_link for host '%s' to position %d", netpoint->cname(), netpoint->id());
709 as_cluster->privateLinks_.insert({netpoint->id(), {linkUp, linkDown}});
712 void sg_platf_new_trace(sg_platf_trace_cbarg_t trace)
714 tmgr_trace_t tmgr_trace;
715 if (trace->file && strcmp(trace->file, "") != 0) {
716 tmgr_trace = tmgr_trace_new_from_file(trace->file);
718 xbt_assert(strcmp(trace->pc_data, ""),
719 "Trace '%s' must have either a content, or point to a file on disk.",trace->id);
720 tmgr_trace = tmgr_trace_new_from_string(trace->id, trace->pc_data, trace->periodicity);
722 xbt_dict_set(traces_set_list, trace->id, static_cast<void*>(tmgr_trace), nullptr);