2 /* This program is free software; you can redistribute it and/or modify it
3 * under the terms of the license (GNU LGPL) which comes with this package. */
5 #include "simgrid/s4u/engine.hpp"
7 #include "src/kernel/EngineImpl.hpp"
8 #include "src/simix/smx_private.h"
10 #include "src/include/simgrid/sg_config.h"
12 #include "src/surf/HostImpl.hpp"
13 #include "src/surf/cpu_interface.hpp"
14 #include "src/surf/network_interface.hpp"
16 #include "src/kernel/routing/ClusterZone.hpp"
17 #include "src/kernel/routing/DijkstraZone.hpp"
18 #include "src/kernel/routing/DragonflyZone.hpp"
19 #include "src/kernel/routing/EmptyZone.hpp"
20 #include "src/kernel/routing/FatTreeZone.hpp"
21 #include "src/kernel/routing/FloydZone.hpp"
22 #include "src/kernel/routing/FullZone.hpp"
23 #include "src/kernel/routing/NetPoint.hpp"
24 #include "src/kernel/routing/NetZoneImpl.hpp"
25 #include "src/kernel/routing/TorusZone.hpp"
26 #include "src/kernel/routing/VivaldiZone.hpp"
28 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_parse);
30 XBT_PRIVATE std::vector<s_mount_t> mount_list;
35 simgrid::xbt::signal<void(sg_platf_cluster_cbarg_t)> on_cluster;
40 static int surf_parse_models_setup_already_called = 0;
42 /** The current AS in the parsing */
43 static simgrid::kernel::routing::NetZoneImpl* current_routing = nullptr;
44 static simgrid::kernel::routing::NetZoneImpl* routing_get_current()
46 return current_routing;
49 /** Module management function: creates all internal data structures */
50 void sg_platf_init() {
53 /** Module management function: frees all internal data structures */
54 void sg_platf_exit() {
55 simgrid::surf::on_cluster.disconnect_all_slots();
56 simgrid::s4u::onPlatformCreated.disconnect_all_slots();
58 /* make sure that we will reinit the models while loading the platf once reinited */
59 surf_parse_models_setup_already_called = 0;
60 surf_parse_lex_destroy();
63 /** @brief Add an host to the current AS */
64 void sg_platf_new_host(sg_platf_host_cbarg_t args)
66 std::unordered_map<std::string, std::string> props;
67 if (args->properties) {
68 xbt_dict_cursor_t cursor=nullptr;
71 xbt_dict_foreach (args->properties, cursor, key, data)
73 xbt_dict_free(&args->properties);
76 simgrid::s4u::Host* host =
77 routing_get_current()->createHost(args->id, &args->speed_per_pstate, args->core_amount, &props);
79 host->pimpl_->storage_ = mount_list;
82 /* Change from the defaults */
83 if (args->state_trace)
84 host->pimpl_cpu->setStateTrace(args->state_trace);
85 if (args->speed_trace)
86 host->pimpl_cpu->setSpeedTrace(args->speed_trace);
87 if (args->pstate != 0)
88 host->pimpl_cpu->setPState(args->pstate);
89 if (args->coord && strcmp(args->coord, ""))
90 new simgrid::kernel::routing::vivaldi::Coords(host->pimpl_netpoint, args->coord);
92 if (TRACE_is_enabled() && TRACE_needs_platform())
93 sg_instr_new_host(*host);
96 /** @brief Add a "router" to the network element list */
97 simgrid::kernel::routing::NetPoint* sg_platf_new_router(const char* name, const char* coords)
99 simgrid::kernel::routing::NetZoneImpl* current_routing = routing_get_current();
101 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
102 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::base;
103 xbt_assert(nullptr == simgrid::s4u::Engine::instance()->netpointByNameOrNull(name),
104 "Refusing to create a router named '%s': this name already describes a node.", name);
106 simgrid::kernel::routing::NetPoint* netpoint =
107 new simgrid::kernel::routing::NetPoint(name, simgrid::kernel::routing::NetPoint::Type::Router, current_routing);
108 XBT_DEBUG("Router '%s' has the id %d", name, netpoint->id());
110 if (coords && strcmp(coords, ""))
111 new simgrid::kernel::routing::vivaldi::Coords(netpoint, coords);
113 sg_instr_new_router(name);
118 void sg_platf_new_link(LinkCreationArgs* link)
120 std::vector<std::string> names;
122 if (link->policy == SURF_LINK_FULLDUPLEX) {
123 names.push_back(link->id+ "_UP");
124 names.push_back(link->id+ "_DOWN");
126 names.push_back(link->id);
128 for (auto link_name : names) {
129 simgrid::surf::LinkImpl* l =
130 surf_network_model->createLink(link_name.c_str(), link->bandwidth, link->latency, link->policy);
132 if (link->properties) {
133 xbt_dict_cursor_t cursor = nullptr;
136 xbt_dict_foreach (link->properties, cursor, key, data)
137 l->setProperty(key, data);
138 xbt_dict_free(&link->properties);
141 if (link->latency_trace)
142 l->setLatencyTrace(link->latency_trace);
143 if (link->bandwidth_trace)
144 l->setBandwidthTrace(link->bandwidth_trace);
145 if (link->state_trace)
146 l->setStateTrace(link->state_trace);
150 void sg_platf_new_cluster(sg_platf_cluster_cbarg_t cluster)
152 using simgrid::kernel::routing::ClusterZone;
153 using simgrid::kernel::routing::DragonflyZone;
154 using simgrid::kernel::routing::FatTreeZone;
155 using simgrid::kernel::routing::TorusZone;
160 // What an inventive way of initializing the AS that I have as ancestor :-(
161 s_sg_platf_AS_cbarg_t AS;
163 switch (cluster->topology) {
164 case SURF_CLUSTER_TORUS:
165 AS.routing = A_surfxml_AS_routing_ClusterTorus;
167 case SURF_CLUSTER_DRAGONFLY:
168 AS.routing = A_surfxml_AS_routing_ClusterDragonfly;
170 case SURF_CLUSTER_FAT_TREE:
171 AS.routing = A_surfxml_AS_routing_ClusterFatTree;
174 AS.routing = A_surfxml_AS_routing_Cluster;
177 sg_platf_new_AS_begin(&AS);
178 simgrid::kernel::routing::ClusterZone* current_as = static_cast<ClusterZone*>(routing_get_current());
179 current_as->parse_specific_arguments(cluster);
181 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
182 current_as->linkCountPerNode_++;
183 current_as->hasLoopback_ = 1;
186 if(cluster->limiter_link > 0){
187 current_as->linkCountPerNode_++;
188 current_as->hasLimiter_ = 1;
191 for (int i : *cluster->radicals) {
192 char * host_id = bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
193 char * link_id = bprintf("%s_link_%d", cluster->id, i);
195 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->speeds.front());
197 s_sg_platf_host_cbarg_t host;
198 memset(&host, 0, sizeof(host));
200 if ((cluster->properties != nullptr) && (!xbt_dict_is_empty(cluster->properties))) {
201 xbt_dict_cursor_t cursor=nullptr;
204 host.properties = xbt_dict_new_homogeneous(free);
206 xbt_dict_foreach(cluster->properties,cursor,key,data) {
207 xbt_dict_set(host.properties, key, xbt_strdup(data), nullptr);
211 host.speed_per_pstate = cluster->speeds;
213 host.core_amount = cluster->core_amount;
215 sg_platf_new_host(&host);
216 XBT_DEBUG("</host>");
218 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id, cluster->bw, cluster->lat);
220 // All links are saved in a matrix;
221 // every row describes a single node; every node may have multiple links.
222 // the first column may store a link from x to x if p_has_loopback is set
223 // the second column may store a limiter link if p_has_limiter is set
224 // other columns are to store one or more link for the node
226 //add a loopback link
227 simgrid::surf::LinkImpl* linkUp = nullptr;
228 simgrid::surf::LinkImpl* linkDown = nullptr;
229 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
230 char *tmp_link = bprintf("%s_loopback", link_id);
231 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link, cluster->loopback_bw);
233 LinkCreationArgs link;
235 link.bandwidth = cluster->loopback_bw;
236 link.latency = cluster->loopback_lat;
237 link.policy = SURF_LINK_FATPIPE;
238 sg_platf_new_link(&link);
239 linkUp = simgrid::surf::LinkImpl::byName(tmp_link);
240 linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
243 auto as_cluster = static_cast<ClusterZone*>(current_as);
244 as_cluster->privateLinks_.insert({rankId * as_cluster->linkCountPerNode_, {linkUp, linkDown}});
247 //add a limiter link (shared link to account for maximal bandwidth of the node)
250 if(cluster->limiter_link > 0){
251 char *tmp_link = bprintf("%s_limiter", link_id);
252 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link, cluster->limiter_link);
254 LinkCreationArgs link;
256 link.bandwidth = cluster->limiter_link;
258 link.policy = SURF_LINK_SHARED;
259 sg_platf_new_link(&link);
260 linkUp = linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
262 current_as->privateLinks_.insert(
263 {rankId * current_as->linkCountPerNode_ + current_as->hasLoopback_, {linkUp, linkDown}});
266 //call the cluster function that adds the others links
267 if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
268 static_cast<FatTreeZone*>(current_as)->addProcessingNode(i);
271 current_as->create_links_for_node(cluster, i, rankId,
272 rankId*current_as->linkCountPerNode_ + current_as->hasLoopback_ + current_as->hasLimiter_ );
281 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
282 if (!cluster->router_id || !strcmp(cluster->router_id, "")) {
283 char* newid = bprintf("%s%s_router%s", cluster->prefix, cluster->id, cluster->suffix);
284 current_as->router_ = sg_platf_new_router(newid, NULL);
287 current_as->router_ = sg_platf_new_router(cluster->router_id, NULL);
291 if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
293 LinkCreationArgs link;
294 link.id = std::string(cluster->id)+ "_backbone";
295 link.bandwidth = cluster->bb_bw;
296 link.latency = cluster->bb_lat;
297 link.policy = cluster->bb_sharing_policy;
299 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
300 sg_platf_new_link(&link);
302 routing_cluster_add_backbone(simgrid::surf::LinkImpl::byName(link.id.c_str()));
306 sg_platf_new_AS_seal();
308 simgrid::surf::on_cluster(cluster);
309 delete cluster->radicals;
312 void routing_cluster_add_backbone(simgrid::surf::LinkImpl* bb)
314 simgrid::kernel::routing::ClusterZone* cluster =
315 dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
317 xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
318 xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->name());
320 cluster->backbone_ = bb;
321 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->name());
324 void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet)
326 for (int radical : *cabinet->radicals) {
327 std::string hostname = std::string(cabinet->prefix) + std::to_string(radical) + std::string(cabinet->suffix);
328 s_sg_platf_host_cbarg_t host;
329 memset(&host, 0, sizeof(host));
331 host.core_amount = 1;
332 host.id = hostname.c_str();
333 host.speed_per_pstate.push_back(cabinet->speed);
334 sg_platf_new_host(&host);
336 LinkCreationArgs link;
337 link.policy = SURF_LINK_FULLDUPLEX;
338 link.latency = cabinet->lat;
339 link.bandwidth = cabinet->bw;
340 link.id = "link_" + hostname;
341 sg_platf_new_link(&link);
343 s_sg_platf_host_link_cbarg_t host_link;
344 memset(&host_link, 0, sizeof(host_link));
345 host_link.id = hostname.c_str();
346 host_link.link_up = bprintf("link_%s_UP",hostname.c_str());
347 host_link.link_down = bprintf("link_%s_DOWN",hostname.c_str());
348 sg_platf_new_hostlink(&host_link);
349 free((char*)host_link.link_up);
350 free((char*)host_link.link_down);
352 delete cabinet->radicals;
355 void sg_platf_new_storage(sg_platf_storage_cbarg_t storage)
357 xbt_assert(!xbt_lib_get_or_null(storage_lib, storage->id,ROUTING_STORAGE_LEVEL),
358 "Refusing to add a second storage named \"%s\"", storage->id);
360 void* stype = xbt_lib_get_or_null(storage_type_lib, storage->type_id,ROUTING_STORAGE_TYPE_LEVEL);
361 xbt_assert(stype,"No storage type '%s'", storage->type_id);
363 XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'",
368 xbt_lib_set(storage_lib, storage->id, ROUTING_STORAGE_LEVEL, (void *) xbt_strdup(storage->type_id));
370 // if storage content is not specified use the content of storage_type if any
371 if(!strcmp(storage->content,"") && strcmp(((storage_type_t) stype)->content,"")){
372 storage->content = ((storage_type_t) stype)->content;
373 storage->content_type = ((storage_type_t) stype)->content_type;
374 XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s) from storage type '%s' ",
375 storage->id,((storage_type_t) stype)->content_type,
376 ((storage_type_t) stype)->type_id);
379 XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' "
380 "\n\t\tmodel '%s' \n\t\tcontent '%s'\n\t\tcontent_type '%s' "
381 "\n\t\tproperties '%p''\n",
383 ((storage_type_t) stype)->model,
384 ((storage_type_t) stype)->type_id,
386 storage->content_type,
387 storage->properties);
389 auto s = surf_storage_model->createStorage(storage->id, ((storage_type_t)stype)->type_id, storage->content,
390 storage->content_type, 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);
401 void sg_platf_new_storage_type(sg_platf_storage_type_cbarg_t storage_type){
403 xbt_assert(!xbt_lib_get_or_null(storage_type_lib, storage_type->id,ROUTING_STORAGE_TYPE_LEVEL),
404 "Reading a storage type, processing unit \"%s\" already exists", storage_type->id);
406 storage_type_t stype = xbt_new0(s_storage_type_t, 1);
407 stype->model = xbt_strdup(storage_type->model);
408 stype->properties = storage_type->properties;
409 stype->content = xbt_strdup(storage_type->content);
410 stype->content_type = xbt_strdup(storage_type->content_type);
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', "
416 "content '%s', and content_type '%s'",
419 storage_type->content,
420 storage_type->content_type);
422 xbt_lib_set(storage_type_lib,
424 ROUTING_STORAGE_TYPE_LEVEL,
428 static void mount_free(void *p)
430 mount_t mnt = (mount_t) p;
434 void sg_platf_new_mount(sg_platf_mount_cbarg_t mount){
435 xbt_assert(xbt_lib_get_or_null(storage_lib, mount->storageId, ROUTING_STORAGE_LEVEL),
436 "Cannot mount non-existent disk \"%s\"", mount->storageId);
438 XBT_DEBUG("ROUTING Mount '%s' on '%s'",mount->storageId, mount->name);
441 mnt.storage = surf_storage_resource_priv(surf_storage_resource_by_name(mount->storageId));
442 mnt.name = xbt_strdup(mount->name);
444 if (mount_list.empty())
445 XBT_DEBUG("Create a Mount list for %s", A_surfxml_host_id);
446 mount_list.push_back(mnt);
449 void sg_platf_new_route(sg_platf_route_cbarg_t route)
451 routing_get_current()->addRoute(route);
454 void sg_platf_new_bypassRoute(sg_platf_route_cbarg_t bypassRoute)
456 routing_get_current()->addBypassRoute(bypassRoute);
459 void sg_platf_new_process(sg_platf_process_cbarg_t process)
461 sg_host_t host = sg_host_by_name(process->host);
463 // The requested host does not exist. Do a nice message to the user
464 char *tmp = bprintf("Cannot create process '%s': host '%s' does not exist\nExisting hosts: '",process->function, process->host);
465 xbt_strbuff_t msg = xbt_strbuff_new_from(tmp);
467 xbt_dynar_t all_hosts = xbt_dynar_sort_strings(sg_hosts_as_dynar());
468 simgrid::s4u::Host* host;
470 xbt_dynar_foreach(all_hosts,cursor, host) {
471 xbt_strbuff_append(msg, host->cname());
472 xbt_strbuff_append(msg,"', '");
473 if (msg->used > 1024) {
474 msg->data[msg->used-3]='\0';
477 xbt_strbuff_append(msg," ...(list truncated)......");// That will be shortened by 3 chars when existing the loop
481 msg->data[msg->used-3]='\0';
482 xbt_die("%s", msg->data);
484 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(process->function);
485 xbt_assert(factory, "Function '%s' unknown", process->function);
487 double start_time = process->start_time;
488 double kill_time = process->kill_time;
489 int auto_restart = process->on_failure == SURF_PROCESS_ON_FAILURE_DIE ? 0 : 1;
491 std::vector<std::string> args(process->argv, process->argv + process->argc);
492 std::function<void()> code = factory(std::move(args));
494 smx_process_arg_t arg = nullptr;
496 arg = new simgrid::simix::ProcessArg();
497 arg->name = std::string(process->argv[0]);
501 arg->kill_time = kill_time;
502 arg->properties = current_property_set;
504 host->extension<simgrid::simix::Host>()->boot_processes.push_back(arg);
506 if (start_time > SIMIX_get_clock()) {
508 arg = new simgrid::simix::ProcessArg();
509 arg->name = std::string(process->argv[0]);
510 arg->code = std::move(code);
513 arg->kill_time = kill_time;
514 arg->properties = current_property_set;
516 XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->cname(), start_time);
517 SIMIX_timer_set(start_time, [arg, auto_restart]() {
518 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(arg->code), arg->data,
519 arg->host, arg->properties, nullptr);
520 if (arg->kill_time >= 0)
521 simcall_process_set_kill_time(actor, arg->kill_time);
523 SIMIX_process_auto_restart_set(actor, auto_restart);
526 } else { // start_time <= SIMIX_get_clock()
527 XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->cname());
529 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(code), nullptr, host,
530 current_property_set, nullptr);
532 /* The actor creation will fail if the host is currently dead, but that's fine */
533 if (actor != nullptr) {
534 if (arg->kill_time >= 0)
535 simcall_process_set_kill_time(actor, arg->kill_time);
537 SIMIX_process_auto_restart_set(actor, auto_restart);
540 current_property_set = nullptr;
543 void sg_platf_new_peer(sg_platf_peer_cbarg_t peer)
545 simgrid::kernel::routing::VivaldiZone* as = dynamic_cast<simgrid::kernel::routing::VivaldiZone*>(current_routing);
546 xbt_assert(as, "<peer> tag can only be used in Vivaldi netzones.");
548 std::vector<double> speedPerPstate;
549 speedPerPstate.push_back(peer->speed);
550 simgrid::s4u::Host* host = as->createHost(peer->id, &speedPerPstate, 1, nullptr);
552 as->setPeerLink(host->pimpl_netpoint, peer->bw_in, peer->bw_out, peer->coord);
554 /* Change from the defaults */
555 if (peer->state_trace)
556 host->pimpl_cpu->setStateTrace(peer->state_trace);
557 if (peer->speed_trace)
558 host->pimpl_cpu->setSpeedTrace(peer->speed_trace);
561 void sg_platf_begin() { /* Do nothing: just for symmetry of user code */ }
563 void sg_platf_end() {
564 simgrid::s4u::onPlatformCreated();
567 /* Pick the right models for CPU, net and host, and call their model_init_preparse */
568 static void surf_config_models_setup()
570 const char* host_model_name = xbt_cfg_get_string("host/model");
571 const char* network_model_name = xbt_cfg_get_string("network/model");
572 const char* cpu_model_name = xbt_cfg_get_string("cpu/model");
573 const char* storage_model_name = xbt_cfg_get_string("storage/model");
575 /* The compound host model is needed when using non-default net/cpu models */
576 if ((!xbt_cfg_is_default_value("network/model") || !xbt_cfg_is_default_value("cpu/model")) &&
577 xbt_cfg_is_default_value("host/model")) {
578 host_model_name = "compound";
579 xbt_cfg_set_string("host/model", host_model_name);
582 XBT_DEBUG("host model: %s", host_model_name);
583 if (!strcmp(host_model_name, "compound")) {
584 xbt_assert(cpu_model_name, "Set a cpu model to use with the 'compound' host model");
585 xbt_assert(network_model_name, "Set a network model to use with the 'compound' host model");
587 int cpu_id = find_model_description(surf_cpu_model_description, cpu_model_name);
588 surf_cpu_model_description[cpu_id].model_init_preparse();
590 int network_id = find_model_description(surf_network_model_description, network_model_name);
591 surf_network_model_description[network_id].model_init_preparse();
594 XBT_DEBUG("Call host_model_init");
595 int host_id = find_model_description(surf_host_model_description, host_model_name);
596 surf_host_model_description[host_id].model_init_preparse();
598 XBT_DEBUG("Call vm_model_init");
599 surf_vm_model_init_HL13();
601 XBT_DEBUG("Call storage_model_init");
602 int storage_id = find_model_description(surf_storage_model_description, storage_model_name);
603 surf_storage_model_description[storage_id].model_init_preparse();
607 * \brief Add an AS to the platform
609 * Add a new autonomous system to the platform. Any elements (such as host,
610 * router or sub-AS) added after this call and before the corresponding call
611 * to sg_platf_new_AS_seal() will be added to this AS.
613 * Once this function was called, the configuration concerning the used
614 * models cannot be changed anymore.
616 * @param AS the parameters defining the AS to build.
618 simgrid::s4u::NetZone* sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS)
620 if (!surf_parse_models_setup_already_called) {
621 /* Initialize the surf models. That must be done after we got all config, and before we need the models.
622 * That is, after the last <config> tag, if any, and before the first of cluster|peer|AS|trace|trace_connect
624 * I'm not sure for <trace> and <trace_connect>, there may be a bug here
625 * (FIXME: check it out by creating a file beginning with one of these tags)
626 * but cluster and peer create ASes internally, so putting the code in there is ok.
628 surf_parse_models_setup_already_called = 1;
629 surf_config_models_setup();
632 _sg_cfg_init_status = 2; /* HACK: direct access to the global controlling the level of configuration to prevent
633 * any further config now that we created some real content */
636 /* search the routing model */
637 simgrid::kernel::routing::NetZoneImpl* new_as = nullptr;
639 case A_surfxml_AS_routing_Cluster:
640 new_as = new simgrid::kernel::routing::ClusterZone(current_routing, AS->id);
642 case A_surfxml_AS_routing_ClusterDragonfly:
643 new_as = new simgrid::kernel::routing::DragonflyZone(current_routing, AS->id);
645 case A_surfxml_AS_routing_ClusterTorus:
646 new_as = new simgrid::kernel::routing::TorusZone(current_routing, AS->id);
648 case A_surfxml_AS_routing_ClusterFatTree:
649 new_as = new simgrid::kernel::routing::FatTreeZone(current_routing, AS->id);
651 case A_surfxml_AS_routing_Dijkstra:
652 new_as = new simgrid::kernel::routing::DijkstraZone(current_routing, AS->id, 0);
654 case A_surfxml_AS_routing_DijkstraCache:
655 new_as = new simgrid::kernel::routing::DijkstraZone(current_routing, AS->id, 1);
657 case A_surfxml_AS_routing_Floyd:
658 new_as = new simgrid::kernel::routing::FloydZone(current_routing, AS->id);
660 case A_surfxml_AS_routing_Full:
661 new_as = new simgrid::kernel::routing::FullZone(current_routing, AS->id);
663 case A_surfxml_AS_routing_None:
664 new_as = new simgrid::kernel::routing::EmptyZone(current_routing, AS->id);
666 case A_surfxml_AS_routing_Vivaldi:
667 new_as = new simgrid::kernel::routing::VivaldiZone(current_routing, AS->id);
670 xbt_die("Not a valid model!");
674 if (current_routing == nullptr) { /* it is the first one */
675 xbt_assert(simgrid::s4u::Engine::instance()->pimpl->netRoot_ == nullptr,
676 "All defined components must belong to a AS");
677 simgrid::s4u::Engine::instance()->pimpl->netRoot_ = new_as;
680 /* set the father behavior */
681 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
682 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::recursive;
683 /* add to the sons dictionary */
684 xbt_dict_set(current_routing->children(), AS->id, (void *) new_as, nullptr);
687 /* set the new current component of the tree */
688 current_routing = new_as;
690 if (TRACE_is_enabled())
691 sg_instr_AS_begin(AS);
697 * \brief Specify that the description of the current AS is finished
699 * Once you've declared all the content of your AS, you have to seal
700 * it with this call. Your AS is not usable until you call this function.
702 void sg_platf_new_AS_seal()
704 xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
705 current_routing->seal();
706 current_routing = static_cast<simgrid::kernel::routing::NetZoneImpl*>(current_routing->father());
708 if (TRACE_is_enabled())
712 /** @brief Add a link connecting an host to the rest of its AS (which must be cluster or vivaldi) */
713 void sg_platf_new_hostlink(sg_platf_host_link_cbarg_t hostlink)
715 simgrid::kernel::routing::NetPoint* netpoint = sg_host_by_name(hostlink->id)->pimpl_netpoint;
716 xbt_assert(netpoint, "Host '%s' not found!", hostlink->id);
717 xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
718 "Only hosts from Cluster and Vivaldi ASes can get an host_link.");
720 simgrid::surf::LinkImpl* linkUp = simgrid::surf::LinkImpl::byName(hostlink->link_up);
721 simgrid::surf::LinkImpl* linkDown = simgrid::surf::LinkImpl::byName(hostlink->link_down);
723 xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up);
724 xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down);
726 auto as_cluster = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
728 if (as_cluster->privateLinks_.find(netpoint->id()) != as_cluster->privateLinks_.end())
729 surf_parse_error("Host_link for '%s' is already defined!",hostlink->id);
731 XBT_DEBUG("Push Host_link for host '%s' to position %d", netpoint->cname(), netpoint->id());
732 as_cluster->privateLinks_.insert({netpoint->id(), {linkUp, linkDown}});
735 void sg_platf_new_trace(sg_platf_trace_cbarg_t trace)
737 tmgr_trace_t tmgr_trace;
738 if (trace->file && strcmp(trace->file, "") != 0) {
739 tmgr_trace = tmgr_trace_new_from_file(trace->file);
741 xbt_assert(strcmp(trace->pc_data, ""),
742 "Trace '%s' must have either a content, or point to a file on disk.",trace->id);
743 tmgr_trace = tmgr_trace_new_from_string(trace->id, trace->pc_data, trace->periodicity);
745 xbt_dict_set(traces_set_list, trace->id, static_cast<void*>(tmgr_trace), nullptr);