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::vector<s_mount_t> mount_list;
36 simgrid::xbt::signal<void(sg_platf_cluster_cbarg_t)> on_cluster;
41 // FIXME: The following duplicates the content of s4u::Host
44 extern std::map<std::string, simgrid::s4u::Host*> host_list;
48 static int surf_parse_models_setup_already_called = 0;
49 std::map<std::string, storage_type_t> storage_types;
51 /** The current AS in the parsing */
52 static simgrid::kernel::routing::NetZoneImpl* current_routing = nullptr;
53 static simgrid::kernel::routing::NetZoneImpl* routing_get_current()
55 return current_routing;
58 /** Module management function: creates all internal data structures */
60 { /* Do nothing: just for symmetry of user code */
63 /** Module management function: frees all internal data structures */
64 void sg_platf_exit() {
65 simgrid::surf::on_cluster.disconnect_all_slots();
66 simgrid::s4u::onPlatformCreated.disconnect_all_slots();
68 /* make sure that we will reinit the models while loading the platf once reinited */
69 surf_parse_models_setup_already_called = 0;
70 surf_parse_lex_destroy();
73 /** @brief Add an host to the current AS */
74 void sg_platf_new_host(sg_platf_host_cbarg_t args)
76 std::unordered_map<std::string, std::string> props;
77 if (args->properties) {
78 xbt_dict_cursor_t cursor=nullptr;
81 xbt_dict_foreach (args->properties, cursor, key, data)
83 xbt_dict_free(&args->properties);
86 simgrid::s4u::Host* host =
87 routing_get_current()->createHost(args->id, &args->speed_per_pstate, args->core_amount, &props);
89 host->pimpl_->storage_ = mount_list;
92 /* Change from the defaults */
93 if (args->state_trace)
94 host->pimpl_cpu->setStateTrace(args->state_trace);
95 if (args->speed_trace)
96 host->pimpl_cpu->setSpeedTrace(args->speed_trace);
97 if (args->pstate != 0)
98 host->pimpl_cpu->setPState(args->pstate);
99 if (args->coord && strcmp(args->coord, ""))
100 new simgrid::kernel::routing::vivaldi::Coords(host->pimpl_netpoint, args->coord);
102 if (TRACE_is_enabled() && TRACE_needs_platform())
103 sg_instr_new_host(*host);
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::instance()->netpointByNameOrNull(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 %d", name, netpoint->id());
120 if (coords && strcmp(coords, ""))
121 new simgrid::kernel::routing::vivaldi::Coords(netpoint, coords);
123 sg_instr_new_router(name);
128 void sg_platf_new_link(LinkCreationArgs* link)
130 std::vector<std::string> names;
132 if (link->policy == SURF_LINK_FULLDUPLEX) {
133 names.push_back(link->id+ "_UP");
134 names.push_back(link->id+ "_DOWN");
136 names.push_back(link->id);
138 for (auto link_name : names) {
139 simgrid::surf::LinkImpl* l =
140 surf_network_model->createLink(link_name.c_str(), link->bandwidth, link->latency, link->policy);
142 if (link->properties) {
143 xbt_dict_cursor_t cursor = nullptr;
146 xbt_dict_foreach (link->properties, cursor, key, data)
147 l->setProperty(key, data);
148 xbt_dict_free(&link->properties);
151 if (link->latency_trace)
152 l->setLatencyTrace(link->latency_trace);
153 if (link->bandwidth_trace)
154 l->setBandwidthTrace(link->bandwidth_trace);
155 if (link->state_trace)
156 l->setStateTrace(link->state_trace);
160 void sg_platf_new_cluster(sg_platf_cluster_cbarg_t cluster)
162 using simgrid::kernel::routing::ClusterZone;
163 using simgrid::kernel::routing::DragonflyZone;
164 using simgrid::kernel::routing::FatTreeZone;
165 using simgrid::kernel::routing::TorusZone;
169 // What an inventive way of initializing the AS that I have as ancestor :-(
170 s_sg_platf_AS_cbarg_t AS;
172 switch (cluster->topology) {
173 case SURF_CLUSTER_TORUS:
174 AS.routing = A_surfxml_AS_routing_ClusterTorus;
176 case SURF_CLUSTER_DRAGONFLY:
177 AS.routing = A_surfxml_AS_routing_ClusterDragonfly;
179 case SURF_CLUSTER_FAT_TREE:
180 AS.routing = A_surfxml_AS_routing_ClusterFatTree;
183 AS.routing = A_surfxml_AS_routing_Cluster;
186 sg_platf_new_AS_begin(&AS);
187 simgrid::kernel::routing::ClusterZone* current_as = static_cast<ClusterZone*>(routing_get_current());
188 current_as->parse_specific_arguments(cluster);
190 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
191 current_as->linkCountPerNode_++;
192 current_as->hasLoopback_ = 1;
195 if(cluster->limiter_link > 0){
196 current_as->linkCountPerNode_++;
197 current_as->hasLimiter_ = 1;
200 for (int i : *cluster->radicals) {
201 char * host_id = bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
202 char * link_id = bprintf("%s_link_%d", cluster->id, i);
204 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->speeds.front());
206 s_sg_platf_host_cbarg_t host;
207 memset(&host, 0, sizeof(host));
209 if ((cluster->properties != nullptr) && (!xbt_dict_is_empty(cluster->properties))) {
210 xbt_dict_cursor_t cursor=nullptr;
213 host.properties = xbt_dict_new_homogeneous(free);
215 xbt_dict_foreach(cluster->properties,cursor,key,data) {
216 xbt_dict_set(host.properties, key, xbt_strdup(data), nullptr);
220 host.speed_per_pstate = cluster->speeds;
222 host.core_amount = cluster->core_amount;
224 sg_platf_new_host(&host);
225 XBT_DEBUG("</host>");
227 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id, cluster->bw, cluster->lat);
229 // All links are saved in a matrix;
230 // every row describes a single node; every node may have multiple links.
231 // the first column may store a link from x to x if p_has_loopback is set
232 // the second column may store a limiter link if p_has_limiter is set
233 // other columns are to store one or more link for the node
235 //add a loopback link
236 simgrid::surf::LinkImpl* linkUp = nullptr;
237 simgrid::surf::LinkImpl* linkDown = nullptr;
238 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
239 char *tmp_link = bprintf("%s_loopback", link_id);
240 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link, cluster->loopback_bw);
242 LinkCreationArgs link;
244 link.bandwidth = cluster->loopback_bw;
245 link.latency = cluster->loopback_lat;
246 link.policy = SURF_LINK_FATPIPE;
247 sg_platf_new_link(&link);
248 linkUp = simgrid::surf::LinkImpl::byName(tmp_link);
249 linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
252 auto as_cluster = static_cast<ClusterZone*>(current_as);
253 as_cluster->privateLinks_.insert({rankId * as_cluster->linkCountPerNode_, {linkUp, linkDown}});
256 //add a limiter link (shared link to account for maximal bandwidth of the node)
259 if(cluster->limiter_link > 0){
260 char *tmp_link = bprintf("%s_limiter", link_id);
261 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link, cluster->limiter_link);
263 LinkCreationArgs link;
265 link.bandwidth = cluster->limiter_link;
267 link.policy = SURF_LINK_SHARED;
268 sg_platf_new_link(&link);
269 linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
272 current_as->privateLinks_.insert(
273 {rankId * current_as->linkCountPerNode_ + current_as->hasLoopback_, {linkUp, linkDown}});
276 //call the cluster function that adds the others links
277 if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
278 static_cast<FatTreeZone*>(current_as)->addProcessingNode(i);
280 current_as->create_links_for_node(cluster, i, rankId,
281 rankId*current_as->linkCountPerNode_ + current_as->hasLoopback_ + current_as->hasLimiter_ );
287 xbt_dict_free(&cluster->properties);
291 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
292 if (!cluster->router_id || !strcmp(cluster->router_id, "")) {
293 char* newid = bprintf("%s%s_router%s", cluster->prefix, cluster->id, cluster->suffix);
294 current_as->router_ = sg_platf_new_router(newid, NULL);
297 current_as->router_ = sg_platf_new_router(cluster->router_id, NULL);
301 if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
303 LinkCreationArgs link;
304 link.id = std::string(cluster->id)+ "_backbone";
305 link.bandwidth = cluster->bb_bw;
306 link.latency = cluster->bb_lat;
307 link.policy = cluster->bb_sharing_policy;
309 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
310 sg_platf_new_link(&link);
312 routing_cluster_add_backbone(simgrid::surf::LinkImpl::byName(link.id.c_str()));
316 sg_platf_new_AS_seal();
318 simgrid::surf::on_cluster(cluster);
319 delete cluster->radicals;
322 void routing_cluster_add_backbone(simgrid::surf::LinkImpl* bb)
324 simgrid::kernel::routing::ClusterZone* cluster =
325 dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
327 xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
328 xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->name());
330 cluster->backbone_ = bb;
331 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->name());
334 void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet)
336 for (int radical : *cabinet->radicals) {
337 std::string hostname = std::string(cabinet->prefix) + std::to_string(radical) + std::string(cabinet->suffix);
338 s_sg_platf_host_cbarg_t host;
339 memset(&host, 0, sizeof(host));
341 host.core_amount = 1;
342 host.id = hostname.c_str();
343 host.speed_per_pstate.push_back(cabinet->speed);
344 sg_platf_new_host(&host);
346 LinkCreationArgs link;
347 link.policy = SURF_LINK_FULLDUPLEX;
348 link.latency = cabinet->lat;
349 link.bandwidth = cabinet->bw;
350 link.id = "link_" + hostname;
351 sg_platf_new_link(&link);
353 s_sg_platf_host_link_cbarg_t host_link;
354 memset(&host_link, 0, sizeof(host_link));
355 host_link.id = hostname.c_str();
356 host_link.link_up = bprintf("link_%s_UP",hostname.c_str());
357 host_link.link_down = bprintf("link_%s_DOWN",hostname.c_str());
358 sg_platf_new_hostlink(&host_link);
359 free((char*)host_link.link_up);
360 free((char*)host_link.link_down);
362 delete cabinet->radicals;
365 void sg_platf_new_storage(sg_platf_storage_cbarg_t storage)
367 xbt_assert(!xbt_lib_get_or_null(storage_lib, storage->id,ROUTING_STORAGE_LEVEL),
368 "Refusing to add a second storage named \"%s\"", storage->id);
370 xbt_assert(storage_types.find(storage->type_id) != storage_types.end(), "No storage type '%s'", storage->type_id);
371 storage_type_t stype = storage_types.at(storage->type_id);
373 XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'", storage->id, storage->type_id,
376 xbt_lib_set(storage_lib, storage->id, ROUTING_STORAGE_LEVEL, (void *) xbt_strdup(storage->type_id));
378 // if storage content is not specified use the content of storage_type if any
379 if (!strcmp(storage->content, "") && strcmp(stype->content, "")) {
380 storage->content = stype->content;
381 storage->content_type = stype->content_type;
382 XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s) from storage type '%s' ", storage->id,
383 stype->content_type, stype->type_id);
386 XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' "
387 "\n\t\tmodel '%s' \n\t\tcontent '%s'\n\t\tcontent_type '%s' "
388 "\n\t\tproperties '%p''\n",
389 storage->id, stype->model, stype->type_id, storage->content, storage->content_type, storage->properties);
391 auto s = surf_storage_model->createStorage(storage->id, stype->type_id, storage->content, storage->content_type,
394 if (storage->properties) {
395 xbt_dict_cursor_t cursor = nullptr;
398 xbt_dict_foreach (storage->properties, cursor, key, data)
399 s->setProperty(key, data);
400 xbt_dict_free(&storage->properties);
404 void sg_platf_new_storage_type(sg_platf_storage_type_cbarg_t storage_type)
406 xbt_assert(storage_types.find(storage_type->id) == storage_types.end(),
407 "Reading a storage type, processing unit \"%s\" already exists", storage_type->id);
409 storage_type_t stype = xbt_new0(s_storage_type_t, 1);
410 stype->model = xbt_strdup(storage_type->model);
411 stype->properties = storage_type->properties;
412 stype->content = xbt_strdup(storage_type->content);
413 stype->content_type = xbt_strdup(storage_type->content_type);
414 stype->type_id = xbt_strdup(storage_type->id);
415 stype->size = storage_type->size;
416 stype->model_properties = storage_type->model_properties;
418 XBT_DEBUG("ROUTING Create a storage type id '%s' with model '%s', content '%s', and content_type '%s'",
419 stype->type_id, stype->model, storage_type->content, storage_type->content_type);
421 storage_types.insert({std::string(stype->type_id), stype});
424 void sg_platf_new_mount(sg_platf_mount_cbarg_t mount){
425 xbt_assert(xbt_lib_get_or_null(storage_lib, mount->storageId, ROUTING_STORAGE_LEVEL),
426 "Cannot mount non-existent disk \"%s\"", mount->storageId);
428 XBT_DEBUG("ROUTING Mount '%s' on '%s'",mount->storageId, mount->name);
431 mnt.storage = surf_storage_resource_priv(surf_storage_resource_by_name(mount->storageId));
432 mnt.name = xbt_strdup(mount->name);
434 if (mount_list.empty())
435 XBT_DEBUG("Create a Mount list for %s", A_surfxml_host_id);
436 mount_list.push_back(mnt);
439 void sg_platf_new_route(sg_platf_route_cbarg_t route)
441 routing_get_current()->addRoute(route);
444 void sg_platf_new_bypassRoute(sg_platf_route_cbarg_t bypassRoute)
446 routing_get_current()->addBypassRoute(bypassRoute);
449 void sg_platf_new_process(sg_platf_process_cbarg_t process)
451 sg_host_t host = sg_host_by_name(process->host);
453 // The requested host does not exist. Do a nice message to the user
454 std::string msg = std::string("Cannot create process '") + process->function + "': host '" + process->host +
455 "' does not exist\nExisting hosts: '";
456 for (auto kv : simgrid::s4u::host_list) {
457 simgrid::s4u::Host* host = kv.second;
460 if (msg.length() > 1024) {
461 msg.pop_back(); // remove trailing quote
462 msg += "...(list truncated)......";
466 xbt_die("%s", msg.c_str());
468 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(process->function);
469 xbt_assert(factory, "Function '%s' unknown", process->function);
471 double start_time = process->start_time;
472 double kill_time = process->kill_time;
473 int auto_restart = process->on_failure == SURF_PROCESS_ON_FAILURE_DIE ? 0 : 1;
475 std::vector<std::string> args(process->argv, process->argv + process->argc);
476 std::function<void()> code = factory(std::move(args));
478 smx_process_arg_t arg = nullptr;
480 arg = new simgrid::simix::ProcessArg();
481 arg->name = std::string(process->argv[0]);
485 arg->kill_time = kill_time;
486 arg->properties = current_property_set;
488 host->extension<simgrid::simix::Host>()->boot_processes.push_back(arg);
490 if (start_time > SIMIX_get_clock()) {
492 arg = new simgrid::simix::ProcessArg();
493 arg->name = std::string(process->argv[0]);
494 arg->code = std::move(code);
497 arg->kill_time = kill_time;
498 arg->properties = current_property_set;
500 XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->cname(), start_time);
501 SIMIX_timer_set(start_time, [arg, auto_restart]() {
502 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(arg->code), arg->data,
503 arg->host, arg->properties, nullptr);
504 if (arg->kill_time >= 0)
505 simcall_process_set_kill_time(actor, arg->kill_time);
507 SIMIX_process_auto_restart_set(actor, auto_restart);
510 } else { // start_time <= SIMIX_get_clock()
511 XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->cname());
513 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(code), nullptr, host,
514 current_property_set, nullptr);
516 /* The actor creation will fail if the host is currently dead, but that's fine */
517 if (actor != nullptr) {
518 if (arg->kill_time >= 0)
519 simcall_process_set_kill_time(actor, arg->kill_time);
521 SIMIX_process_auto_restart_set(actor, auto_restart);
524 current_property_set = nullptr;
527 void sg_platf_new_peer(sg_platf_peer_cbarg_t peer)
529 simgrid::kernel::routing::VivaldiZone* as = dynamic_cast<simgrid::kernel::routing::VivaldiZone*>(current_routing);
530 xbt_assert(as, "<peer> tag can only be used in Vivaldi netzones.");
532 std::vector<double> speedPerPstate;
533 speedPerPstate.push_back(peer->speed);
534 simgrid::s4u::Host* host = as->createHost(peer->id, &speedPerPstate, 1, nullptr);
536 as->setPeerLink(host->pimpl_netpoint, peer->bw_in, peer->bw_out, peer->coord);
538 /* Change from the defaults */
539 if (peer->state_trace)
540 host->pimpl_cpu->setStateTrace(peer->state_trace);
541 if (peer->speed_trace)
542 host->pimpl_cpu->setSpeedTrace(peer->speed_trace);
545 void sg_platf_begin() { /* Do nothing: just for symmetry of user code */ }
547 void sg_platf_end() {
548 simgrid::s4u::onPlatformCreated();
551 /* Pick the right models for CPU, net and host, and call their model_init_preparse */
552 static void surf_config_models_setup()
554 const char* host_model_name = xbt_cfg_get_string("host/model");
555 const char* network_model_name = xbt_cfg_get_string("network/model");
556 const char* cpu_model_name = xbt_cfg_get_string("cpu/model");
557 const char* storage_model_name = xbt_cfg_get_string("storage/model");
559 /* The compound host model is needed when using non-default net/cpu models */
560 if ((!xbt_cfg_is_default_value("network/model") || !xbt_cfg_is_default_value("cpu/model")) &&
561 xbt_cfg_is_default_value("host/model")) {
562 host_model_name = "compound";
563 xbt_cfg_set_string("host/model", host_model_name);
566 XBT_DEBUG("host model: %s", host_model_name);
567 if (!strcmp(host_model_name, "compound")) {
568 xbt_assert(cpu_model_name, "Set a cpu model to use with the 'compound' host model");
569 xbt_assert(network_model_name, "Set a network model to use with the 'compound' host model");
571 int cpu_id = find_model_description(surf_cpu_model_description, cpu_model_name);
572 surf_cpu_model_description[cpu_id].model_init_preparse();
574 int network_id = find_model_description(surf_network_model_description, network_model_name);
575 surf_network_model_description[network_id].model_init_preparse();
578 XBT_DEBUG("Call host_model_init");
579 int host_id = find_model_description(surf_host_model_description, host_model_name);
580 surf_host_model_description[host_id].model_init_preparse();
582 XBT_DEBUG("Call vm_model_init");
583 surf_vm_model_init_HL13();
585 XBT_DEBUG("Call storage_model_init");
586 int storage_id = find_model_description(surf_storage_model_description, storage_model_name);
587 surf_storage_model_description[storage_id].model_init_preparse();
591 * \brief Add an AS to the platform
593 * Add a new autonomous system to the platform. Any elements (such as host,
594 * router or sub-AS) added after this call and before the corresponding call
595 * to sg_platf_new_AS_seal() will be added to this AS.
597 * Once this function was called, the configuration concerning the used
598 * models cannot be changed anymore.
600 * @param AS the parameters defining the AS to build.
602 simgrid::s4u::NetZone* sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS)
604 if (!surf_parse_models_setup_already_called) {
605 /* Initialize the surf models. That must be done after we got all config, and before we need the models.
606 * That is, after the last <config> tag, if any, and before the first of cluster|peer|AS|trace|trace_connect
608 * I'm not sure for <trace> and <trace_connect>, there may be a bug here
609 * (FIXME: check it out by creating a file beginning with one of these tags)
610 * but cluster and peer create ASes internally, so putting the code in there is ok.
612 surf_parse_models_setup_already_called = 1;
613 surf_config_models_setup();
616 _sg_cfg_init_status = 2; /* HACK: direct access to the global controlling the level of configuration to prevent
617 * any further config now that we created some real content */
619 /* search the routing model */
620 simgrid::kernel::routing::NetZoneImpl* new_as = nullptr;
622 case A_surfxml_AS_routing_Cluster:
623 new_as = new simgrid::kernel::routing::ClusterZone(current_routing, AS->id);
625 case A_surfxml_AS_routing_ClusterDragonfly:
626 new_as = new simgrid::kernel::routing::DragonflyZone(current_routing, AS->id);
628 case A_surfxml_AS_routing_ClusterTorus:
629 new_as = new simgrid::kernel::routing::TorusZone(current_routing, AS->id);
631 case A_surfxml_AS_routing_ClusterFatTree:
632 new_as = new simgrid::kernel::routing::FatTreeZone(current_routing, AS->id);
634 case A_surfxml_AS_routing_Dijkstra:
635 new_as = new simgrid::kernel::routing::DijkstraZone(current_routing, AS->id, 0);
637 case A_surfxml_AS_routing_DijkstraCache:
638 new_as = new simgrid::kernel::routing::DijkstraZone(current_routing, AS->id, 1);
640 case A_surfxml_AS_routing_Floyd:
641 new_as = new simgrid::kernel::routing::FloydZone(current_routing, AS->id);
643 case A_surfxml_AS_routing_Full:
644 new_as = new simgrid::kernel::routing::FullZone(current_routing, AS->id);
646 case A_surfxml_AS_routing_None:
647 new_as = new simgrid::kernel::routing::EmptyZone(current_routing, AS->id);
649 case A_surfxml_AS_routing_Vivaldi:
650 new_as = new simgrid::kernel::routing::VivaldiZone(current_routing, AS->id);
653 xbt_die("Not a valid model!");
657 if (current_routing == nullptr) { /* it is the first one */
658 xbt_assert(simgrid::s4u::Engine::instance()->pimpl->netRoot_ == nullptr,
659 "All defined components must belong to a AS");
660 simgrid::s4u::Engine::instance()->pimpl->netRoot_ = new_as;
663 /* set the father behavior */
664 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
665 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::recursive;
666 /* add to the sons dictionary */
667 current_routing->children()->push_back(static_cast<simgrid::s4u::NetZone*>(new_as));
670 /* set the new current component of the tree */
671 current_routing = new_as;
673 if (TRACE_is_enabled())
674 sg_instr_AS_begin(AS);
680 * \brief Specify that the description of the current AS is finished
682 * Once you've declared all the content of your AS, you have to seal
683 * it with this call. Your AS is not usable until you call this function.
685 void sg_platf_new_AS_seal()
687 xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
688 current_routing->seal();
689 current_routing = static_cast<simgrid::kernel::routing::NetZoneImpl*>(current_routing->father());
691 if (TRACE_is_enabled())
695 /** @brief Add a link connecting an host to the rest of its AS (which must be cluster or vivaldi) */
696 void sg_platf_new_hostlink(sg_platf_host_link_cbarg_t hostlink)
698 simgrid::kernel::routing::NetPoint* netpoint = sg_host_by_name(hostlink->id)->pimpl_netpoint;
699 xbt_assert(netpoint, "Host '%s' not found!", hostlink->id);
700 xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
701 "Only hosts from Cluster and Vivaldi ASes can get an host_link.");
703 simgrid::surf::LinkImpl* linkUp = simgrid::surf::LinkImpl::byName(hostlink->link_up);
704 simgrid::surf::LinkImpl* linkDown = simgrid::surf::LinkImpl::byName(hostlink->link_down);
706 xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up);
707 xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down);
709 auto as_cluster = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
711 if (as_cluster->privateLinks_.find(netpoint->id()) != as_cluster->privateLinks_.end())
712 surf_parse_error("Host_link for '%s' is already defined!",hostlink->id);
714 XBT_DEBUG("Push Host_link for host '%s' to position %d", netpoint->cname(), netpoint->id());
715 as_cluster->privateLinks_.insert({netpoint->id(), {linkUp, linkDown}});
718 void sg_platf_new_trace(sg_platf_trace_cbarg_t trace)
720 tmgr_trace_t tmgr_trace;
721 if (trace->file && strcmp(trace->file, "") != 0) {
722 tmgr_trace = tmgr_trace_new_from_file(trace->file);
724 xbt_assert(strcmp(trace->pc_data, ""),
725 "Trace '%s' must have either a content, or point to a file on disk.",trace->id);
726 tmgr_trace = tmgr_trace_new_from_string(trace->id, trace->pc_data, trace->periodicity);
728 xbt_dict_set(traces_set_list, trace->id, static_cast<void*>(tmgr_trace), nullptr);