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 xbt_dynar_t mount_list = nullptr;
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;
80 xbt_lib_set(storage_lib, args->id, ROUTING_STORAGE_HOST_LEVEL, static_cast<void*>(mount_list));
83 /* Change from the defaults */
84 if (args->state_trace)
85 host->pimpl_cpu->setStateTrace(args->state_trace);
86 if (args->speed_trace)
87 host->pimpl_cpu->setSpeedTrace(args->speed_trace);
88 if (args->pstate != 0)
89 host->pimpl_cpu->setPState(args->pstate);
90 if (args->coord && strcmp(args->coord, ""))
91 new simgrid::kernel::routing::vivaldi::Coords(host->pimpl_netpoint, args->coord);
93 if (TRACE_is_enabled() && TRACE_needs_platform())
94 sg_instr_new_host(*host);
97 /** @brief Add a "router" to the network element list */
98 simgrid::kernel::routing::NetPoint* sg_platf_new_router(const char* name, const char* coords)
100 simgrid::kernel::routing::NetZoneImpl* current_routing = routing_get_current();
102 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
103 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::base;
104 xbt_assert(nullptr == simgrid::s4u::Engine::instance()->netpointByNameOrNull(name),
105 "Refusing to create a router named '%s': this name already describes a node.", name);
107 simgrid::kernel::routing::NetPoint* netpoint =
108 new simgrid::kernel::routing::NetPoint(name, simgrid::kernel::routing::NetPoint::Type::Router, current_routing);
109 XBT_DEBUG("Router '%s' has the id %d", name, netpoint->id());
111 if (coords && strcmp(coords, ""))
112 new simgrid::kernel::routing::vivaldi::Coords(netpoint, coords);
114 sg_instr_new_router(name);
119 void sg_platf_new_link(LinkCreationArgs* link)
121 std::vector<std::string> names;
123 if (link->policy == SURF_LINK_FULLDUPLEX) {
124 names.push_back(link->id+ "_UP");
125 names.push_back(link->id+ "_DOWN");
127 names.push_back(link->id);
129 for (auto link_name : names) {
130 simgrid::surf::LinkImpl* l =
131 surf_network_model->createLink(link_name.c_str(), link->bandwidth, link->latency, link->policy);
133 if (link->properties) {
134 xbt_dict_cursor_t cursor = nullptr;
137 xbt_dict_foreach (link->properties, cursor, key, data)
138 l->setProperty(key, data);
139 xbt_dict_free(&link->properties);
142 if (link->latency_trace)
143 l->setLatencyTrace(link->latency_trace);
144 if (link->bandwidth_trace)
145 l->setBandwidthTrace(link->bandwidth_trace);
146 if (link->state_trace)
147 l->setStateTrace(link->state_trace);
151 void sg_platf_new_cluster(sg_platf_cluster_cbarg_t cluster)
153 using simgrid::kernel::routing::ClusterZone;
154 using simgrid::kernel::routing::DragonflyZone;
155 using simgrid::kernel::routing::FatTreeZone;
156 using simgrid::kernel::routing::TorusZone;
161 // What an inventive way of initializing the AS that I have as ancestor :-(
162 s_sg_platf_AS_cbarg_t AS;
164 switch (cluster->topology) {
165 case SURF_CLUSTER_TORUS:
166 AS.routing = A_surfxml_AS_routing_ClusterTorus;
168 case SURF_CLUSTER_DRAGONFLY:
169 AS.routing = A_surfxml_AS_routing_ClusterDragonfly;
171 case SURF_CLUSTER_FAT_TREE:
172 AS.routing = A_surfxml_AS_routing_ClusterFatTree;
175 AS.routing = A_surfxml_AS_routing_Cluster;
178 sg_platf_new_AS_begin(&AS);
179 simgrid::kernel::routing::ClusterZone* current_as = static_cast<ClusterZone*>(routing_get_current());
180 current_as->parse_specific_arguments(cluster);
182 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
183 current_as->linkCountPerNode_++;
184 current_as->hasLoopback_ = 1;
187 if(cluster->limiter_link > 0){
188 current_as->linkCountPerNode_++;
189 current_as->hasLimiter_ = 1;
192 for (int i : *cluster->radicals) {
193 char * host_id = bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
194 char * link_id = bprintf("%s_link_%d", cluster->id, i);
196 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->speeds.front());
198 s_sg_platf_host_cbarg_t host;
199 memset(&host, 0, sizeof(host));
201 if ((cluster->properties != nullptr) && (!xbt_dict_is_empty(cluster->properties))) {
202 xbt_dict_cursor_t cursor=nullptr;
205 host.properties = xbt_dict_new_homogeneous(free);
207 xbt_dict_foreach(cluster->properties,cursor,key,data) {
208 xbt_dict_set(host.properties, key, xbt_strdup(data), nullptr);
212 host.speed_per_pstate = cluster->speeds;
214 host.core_amount = cluster->core_amount;
216 sg_platf_new_host(&host);
217 XBT_DEBUG("</host>");
219 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id, cluster->bw, cluster->lat);
221 // All links are saved in a matrix;
222 // every row describes a single node; every node may have multiple links.
223 // the first column may store a link from x to x if p_has_loopback is set
224 // the second column may store a limiter link if p_has_limiter is set
225 // other columns are to store one or more link for the node
227 //add a loopback link
228 simgrid::surf::LinkImpl* linkUp = nullptr;
229 simgrid::surf::LinkImpl* linkDown = nullptr;
230 if(cluster->loopback_bw > 0 || cluster->loopback_lat > 0){
231 char *tmp_link = bprintf("%s_loopback", link_id);
232 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link, cluster->loopback_bw);
234 LinkCreationArgs link;
236 link.bandwidth = cluster->loopback_bw;
237 link.latency = cluster->loopback_lat;
238 link.policy = SURF_LINK_FATPIPE;
239 sg_platf_new_link(&link);
240 linkUp = simgrid::surf::LinkImpl::byName(tmp_link);
241 linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
244 auto as_cluster = static_cast<ClusterZone*>(current_as);
245 as_cluster->privateLinks_.insert({rankId * as_cluster->linkCountPerNode_, {linkUp, linkDown}});
248 //add a limiter link (shared link to account for maximal bandwidth of the node)
251 if(cluster->limiter_link > 0){
252 char *tmp_link = bprintf("%s_limiter", link_id);
253 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link, cluster->limiter_link);
255 LinkCreationArgs link;
257 link.bandwidth = cluster->limiter_link;
259 link.policy = SURF_LINK_SHARED;
260 sg_platf_new_link(&link);
261 linkUp = linkDown = simgrid::surf::LinkImpl::byName(tmp_link);
263 current_as->privateLinks_.insert(
264 {rankId * current_as->linkCountPerNode_ + current_as->hasLoopback_, {linkUp, linkDown}});
267 //call the cluster function that adds the others links
268 if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
269 static_cast<FatTreeZone*>(current_as)->addProcessingNode(i);
272 current_as->create_links_for_node(cluster, i, rankId,
273 rankId*current_as->linkCountPerNode_ + current_as->hasLoopback_ + current_as->hasLimiter_ );
282 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
283 if (!cluster->router_id || !strcmp(cluster->router_id, "")) {
284 char* newid = bprintf("%s%s_router%s", cluster->prefix, cluster->id, cluster->suffix);
285 current_as->router_ = sg_platf_new_router(newid, NULL);
288 current_as->router_ = sg_platf_new_router(cluster->router_id, NULL);
292 if ((cluster->bb_bw > 0) || (cluster->bb_lat > 0)) {
294 LinkCreationArgs link;
295 link.id = std::string(cluster->id)+ "_backbone";
296 link.bandwidth = cluster->bb_bw;
297 link.latency = cluster->bb_lat;
298 link.policy = cluster->bb_sharing_policy;
300 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id.c_str(), cluster->bb_bw, cluster->bb_lat);
301 sg_platf_new_link(&link);
303 routing_cluster_add_backbone(simgrid::surf::LinkImpl::byName(link.id.c_str()));
307 sg_platf_new_AS_seal();
309 simgrid::surf::on_cluster(cluster);
310 delete cluster->radicals;
313 void routing_cluster_add_backbone(simgrid::surf::LinkImpl* bb)
315 simgrid::kernel::routing::ClusterZone* cluster =
316 dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
318 xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
319 xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->name());
321 cluster->backbone_ = bb;
322 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->name());
325 void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet)
327 for (int radical : *cabinet->radicals) {
328 std::string hostname = std::string(cabinet->prefix) + std::to_string(radical) + std::string(cabinet->suffix);
329 s_sg_platf_host_cbarg_t host;
330 memset(&host, 0, sizeof(host));
332 host.core_amount = 1;
333 host.id = hostname.c_str();
334 host.speed_per_pstate.push_back(cabinet->speed);
335 sg_platf_new_host(&host);
337 LinkCreationArgs link;
338 link.policy = SURF_LINK_FULLDUPLEX;
339 link.latency = cabinet->lat;
340 link.bandwidth = cabinet->bw;
341 link.id = "link_" + hostname;
342 sg_platf_new_link(&link);
344 s_sg_platf_host_link_cbarg_t host_link;
345 memset(&host_link, 0, sizeof(host_link));
346 host_link.id = hostname.c_str();
347 host_link.link_up = bprintf("link_%s_UP",hostname.c_str());
348 host_link.link_down = bprintf("link_%s_DOWN",hostname.c_str());
349 sg_platf_new_hostlink(&host_link);
350 free((char*)host_link.link_up);
351 free((char*)host_link.link_down);
353 delete cabinet->radicals;
356 void sg_platf_new_storage(sg_platf_storage_cbarg_t storage)
358 xbt_assert(!xbt_lib_get_or_null(storage_lib, storage->id,ROUTING_STORAGE_LEVEL),
359 "Refusing to add a second storage named \"%s\"", storage->id);
361 void* stype = xbt_lib_get_or_null(storage_type_lib, storage->type_id,ROUTING_STORAGE_TYPE_LEVEL);
362 xbt_assert(stype,"No storage type '%s'", storage->type_id);
364 XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'",
369 xbt_lib_set(storage_lib, storage->id, ROUTING_STORAGE_LEVEL, (void *) xbt_strdup(storage->type_id));
371 // if storage content is not specified use the content of storage_type if any
372 if(!strcmp(storage->content,"") && strcmp(((storage_type_t) stype)->content,"")){
373 storage->content = ((storage_type_t) stype)->content;
374 storage->content_type = ((storage_type_t) stype)->content_type;
375 XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s) from storage type '%s' ",
376 storage->id,((storage_type_t) stype)->content_type,
377 ((storage_type_t) stype)->type_id);
380 XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' "
381 "\n\t\tmodel '%s' \n\t\tcontent '%s'\n\t\tcontent_type '%s' "
382 "\n\t\tproperties '%p''\n",
384 ((storage_type_t) stype)->model,
385 ((storage_type_t) stype)->type_id,
387 storage->content_type,
388 storage->properties);
390 auto s = surf_storage_model->createStorage(storage->id, ((storage_type_t)stype)->type_id, storage->content,
391 storage->content_type, storage->attach);
393 if (storage->properties) {
394 xbt_dict_cursor_t cursor = nullptr;
397 xbt_dict_foreach (storage->properties, cursor, key, data)
398 s->setProperty(key, data);
399 xbt_dict_free(&storage->properties);
402 void sg_platf_new_storage_type(sg_platf_storage_type_cbarg_t storage_type){
404 xbt_assert(!xbt_lib_get_or_null(storage_type_lib, storage_type->id,ROUTING_STORAGE_TYPE_LEVEL),
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->content_type = xbt_strdup(storage_type->content_type);
412 stype->type_id = xbt_strdup(storage_type->id);
413 stype->size = storage_type->size;
414 stype->model_properties = storage_type->model_properties;
416 XBT_DEBUG("ROUTING Create a storage type id '%s' with model '%s', "
417 "content '%s', and content_type '%s'",
420 storage_type->content,
421 storage_type->content_type);
423 xbt_lib_set(storage_type_lib,
425 ROUTING_STORAGE_TYPE_LEVEL,
429 static void mount_free(void *p)
431 mount_t mnt = (mount_t) p;
435 void sg_platf_new_mount(sg_platf_mount_cbarg_t mount){
436 xbt_assert(xbt_lib_get_or_null(storage_lib, mount->storageId, ROUTING_STORAGE_LEVEL),
437 "Cannot mount non-existent disk \"%s\"", mount->storageId);
439 XBT_DEBUG("ROUTING Mount '%s' on '%s'",mount->storageId, mount->name);
442 mnt.storage = surf_storage_resource_priv(surf_storage_resource_by_name(mount->storageId));
443 mnt.name = xbt_strdup(mount->name);
446 XBT_DEBUG("Create a Mount list for %s",A_surfxml_host_id);
447 mount_list = xbt_dynar_new(sizeof(s_mount_t), mount_free);
449 xbt_dynar_push(mount_list, &mnt);
452 void sg_platf_new_route(sg_platf_route_cbarg_t route)
454 routing_get_current()->addRoute(route);
457 void sg_platf_new_bypassRoute(sg_platf_route_cbarg_t bypassRoute)
459 routing_get_current()->addBypassRoute(bypassRoute);
462 void sg_platf_new_process(sg_platf_process_cbarg_t process)
464 sg_host_t host = sg_host_by_name(process->host);
466 // The requested host does not exist. Do a nice message to the user
467 char *tmp = bprintf("Cannot create process '%s': host '%s' does not exist\nExisting hosts: '",process->function, process->host);
468 xbt_strbuff_t msg = xbt_strbuff_new_from(tmp);
470 xbt_dynar_t all_hosts = xbt_dynar_sort_strings(sg_hosts_as_dynar());
471 simgrid::s4u::Host* host;
473 xbt_dynar_foreach(all_hosts,cursor, host) {
474 xbt_strbuff_append(msg, host->cname());
475 xbt_strbuff_append(msg,"', '");
476 if (msg->used > 1024) {
477 msg->data[msg->used-3]='\0';
480 xbt_strbuff_append(msg," ...(list truncated)......");// That will be shortened by 3 chars when existing the loop
484 msg->data[msg->used-3]='\0';
485 xbt_die("%s", msg->data);
487 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(process->function);
488 xbt_assert(factory, "Function '%s' unknown", process->function);
490 double start_time = process->start_time;
491 double kill_time = process->kill_time;
492 int auto_restart = process->on_failure == SURF_PROCESS_ON_FAILURE_DIE ? 0 : 1;
494 std::vector<std::string> args(process->argv, process->argv + process->argc);
495 std::function<void()> code = factory(std::move(args));
497 smx_process_arg_t arg = nullptr;
499 arg = new simgrid::simix::ProcessArg();
500 arg->name = std::string(process->argv[0]);
504 arg->kill_time = kill_time;
505 arg->properties = current_property_set;
507 host->extension<simgrid::simix::Host>()->boot_processes.push_back(arg);
509 if (start_time > SIMIX_get_clock()) {
511 arg = new simgrid::simix::ProcessArg();
512 arg->name = std::string(process->argv[0]);
513 arg->code = std::move(code);
516 arg->kill_time = kill_time;
517 arg->properties = current_property_set;
519 XBT_DEBUG("Process %s@%s will be started at time %f", arg->name.c_str(), arg->host->cname(), start_time);
520 SIMIX_timer_set(start_time, [arg, auto_restart]() {
521 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(arg->code), arg->data,
522 arg->host, arg->properties, nullptr);
523 if (arg->kill_time >= 0)
524 simcall_process_set_kill_time(actor, arg->kill_time);
526 SIMIX_process_auto_restart_set(actor, auto_restart);
529 } else { // start_time <= SIMIX_get_clock()
530 XBT_DEBUG("Starting Process %s(%s) right now", arg->name.c_str(), host->cname());
532 smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), std::move(code), nullptr, host,
533 current_property_set, nullptr);
535 /* The actor creation will fail if the host is currently dead, but that's fine */
536 if (actor != nullptr) {
537 if (arg->kill_time >= 0)
538 simcall_process_set_kill_time(actor, arg->kill_time);
540 SIMIX_process_auto_restart_set(actor, auto_restart);
543 current_property_set = nullptr;
546 void sg_platf_new_peer(sg_platf_peer_cbarg_t peer)
548 simgrid::kernel::routing::VivaldiZone* as = dynamic_cast<simgrid::kernel::routing::VivaldiZone*>(current_routing);
549 xbt_assert(as, "<peer> tag can only be used in Vivaldi netzones.");
551 std::vector<double> speedPerPstate;
552 speedPerPstate.push_back(peer->speed);
553 simgrid::s4u::Host* host = as->createHost(peer->id, &speedPerPstate, 1, nullptr);
555 as->setPeerLink(host->pimpl_netpoint, peer->bw_in, peer->bw_out, peer->coord);
557 /* Change from the defaults */
558 if (peer->state_trace)
559 host->pimpl_cpu->setStateTrace(peer->state_trace);
560 if (peer->speed_trace)
561 host->pimpl_cpu->setSpeedTrace(peer->speed_trace);
564 void sg_platf_begin() { /* Do nothing: just for symmetry of user code */ }
566 void sg_platf_end() {
567 simgrid::s4u::onPlatformCreated();
570 /* Pick the right models for CPU, net and host, and call their model_init_preparse */
571 static void surf_config_models_setup()
573 const char* host_model_name = xbt_cfg_get_string("host/model");
574 const char* network_model_name = xbt_cfg_get_string("network/model");
575 const char* cpu_model_name = xbt_cfg_get_string("cpu/model");
576 const char* storage_model_name = xbt_cfg_get_string("storage/model");
578 /* The compound host model is needed when using non-default net/cpu models */
579 if ((!xbt_cfg_is_default_value("network/model") || !xbt_cfg_is_default_value("cpu/model")) &&
580 xbt_cfg_is_default_value("host/model")) {
581 host_model_name = "compound";
582 xbt_cfg_set_string("host/model", host_model_name);
585 XBT_DEBUG("host model: %s", host_model_name);
586 if (!strcmp(host_model_name, "compound")) {
587 xbt_assert(cpu_model_name, "Set a cpu model to use with the 'compound' host model");
588 xbt_assert(network_model_name, "Set a network model to use with the 'compound' host model");
590 int cpu_id = find_model_description(surf_cpu_model_description, cpu_model_name);
591 surf_cpu_model_description[cpu_id].model_init_preparse();
593 int network_id = find_model_description(surf_network_model_description, network_model_name);
594 surf_network_model_description[network_id].model_init_preparse();
597 XBT_DEBUG("Call host_model_init");
598 int host_id = find_model_description(surf_host_model_description, host_model_name);
599 surf_host_model_description[host_id].model_init_preparse();
601 XBT_DEBUG("Call vm_model_init");
602 surf_vm_model_init_HL13();
604 XBT_DEBUG("Call storage_model_init");
605 int storage_id = find_model_description(surf_storage_model_description, storage_model_name);
606 surf_storage_model_description[storage_id].model_init_preparse();
610 * \brief Add an AS to the platform
612 * Add a new autonomous system to the platform. Any elements (such as host,
613 * router or sub-AS) added after this call and before the corresponding call
614 * to sg_platf_new_AS_seal() will be added to this AS.
616 * Once this function was called, the configuration concerning the used
617 * models cannot be changed anymore.
619 * @param AS the parameters defining the AS to build.
621 simgrid::s4u::NetZone* sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS)
623 if (!surf_parse_models_setup_already_called) {
624 /* Initialize the surf models. That must be done after we got all config, and before we need the models.
625 * That is, after the last <config> tag, if any, and before the first of cluster|peer|AS|trace|trace_connect
627 * I'm not sure for <trace> and <trace_connect>, there may be a bug here
628 * (FIXME: check it out by creating a file beginning with one of these tags)
629 * but cluster and peer create ASes internally, so putting the code in there is ok.
631 surf_parse_models_setup_already_called = 1;
632 surf_config_models_setup();
635 _sg_cfg_init_status = 2; /* HACK: direct access to the global controlling the level of configuration to prevent
636 * any further config now that we created some real content */
639 /* search the routing model */
640 simgrid::kernel::routing::NetZoneImpl* new_as = nullptr;
642 case A_surfxml_AS_routing_Cluster:
643 new_as = new simgrid::kernel::routing::ClusterZone(current_routing, AS->id);
645 case A_surfxml_AS_routing_ClusterDragonfly:
646 new_as = new simgrid::kernel::routing::DragonflyZone(current_routing, AS->id);
648 case A_surfxml_AS_routing_ClusterTorus:
649 new_as = new simgrid::kernel::routing::TorusZone(current_routing, AS->id);
651 case A_surfxml_AS_routing_ClusterFatTree:
652 new_as = new simgrid::kernel::routing::FatTreeZone(current_routing, AS->id);
654 case A_surfxml_AS_routing_Dijkstra:
655 new_as = new simgrid::kernel::routing::DijkstraZone(current_routing, AS->id, 0);
657 case A_surfxml_AS_routing_DijkstraCache:
658 new_as = new simgrid::kernel::routing::DijkstraZone(current_routing, AS->id, 1);
660 case A_surfxml_AS_routing_Floyd:
661 new_as = new simgrid::kernel::routing::FloydZone(current_routing, AS->id);
663 case A_surfxml_AS_routing_Full:
664 new_as = new simgrid::kernel::routing::FullZone(current_routing, AS->id);
666 case A_surfxml_AS_routing_None:
667 new_as = new simgrid::kernel::routing::EmptyZone(current_routing, AS->id);
669 case A_surfxml_AS_routing_Vivaldi:
670 new_as = new simgrid::kernel::routing::VivaldiZone(current_routing, AS->id);
673 xbt_die("Not a valid model!");
677 if (current_routing == nullptr) { /* it is the first one */
678 xbt_assert(simgrid::s4u::Engine::instance()->pimpl->netRoot_ == nullptr,
679 "All defined components must belong to a AS");
680 simgrid::s4u::Engine::instance()->pimpl->netRoot_ = new_as;
683 /* set the father behavior */
684 if (current_routing->hierarchy_ == simgrid::kernel::routing::NetZoneImpl::RoutingMode::unset)
685 current_routing->hierarchy_ = simgrid::kernel::routing::NetZoneImpl::RoutingMode::recursive;
686 /* add to the sons dictionary */
687 xbt_dict_set(current_routing->children(), AS->id, (void *) new_as, nullptr);
690 /* set the new current component of the tree */
691 current_routing = new_as;
693 if (TRACE_is_enabled())
694 sg_instr_AS_begin(AS);
700 * \brief Specify that the description of the current AS is finished
702 * Once you've declared all the content of your AS, you have to seal
703 * it with this call. Your AS is not usable until you call this function.
705 void sg_platf_new_AS_seal()
707 xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
708 current_routing->seal();
709 current_routing = static_cast<simgrid::kernel::routing::NetZoneImpl*>(current_routing->father());
711 if (TRACE_is_enabled())
715 /** @brief Add a link connecting an host to the rest of its AS (which must be cluster or vivaldi) */
716 void sg_platf_new_hostlink(sg_platf_host_link_cbarg_t hostlink)
718 simgrid::kernel::routing::NetPoint* netpoint = sg_host_by_name(hostlink->id)->pimpl_netpoint;
719 xbt_assert(netpoint, "Host '%s' not found!", hostlink->id);
720 xbt_assert(dynamic_cast<simgrid::kernel::routing::ClusterZone*>(current_routing),
721 "Only hosts from Cluster and Vivaldi ASes can get an host_link.");
723 simgrid::surf::LinkImpl* linkUp = simgrid::surf::LinkImpl::byName(hostlink->link_up);
724 simgrid::surf::LinkImpl* linkDown = simgrid::surf::LinkImpl::byName(hostlink->link_down);
726 xbt_assert(linkUp, "Link '%s' not found!", hostlink->link_up);
727 xbt_assert(linkDown, "Link '%s' not found!", hostlink->link_down);
729 auto as_cluster = static_cast<simgrid::kernel::routing::ClusterZone*>(current_routing);
731 if (as_cluster->privateLinks_.find(netpoint->id()) != as_cluster->privateLinks_.end())
732 surf_parse_error("Host_link for '%s' is already defined!",hostlink->id);
734 XBT_DEBUG("Push Host_link for host '%s' to position %d", netpoint->cname(), netpoint->id());
735 as_cluster->privateLinks_.insert({netpoint->id(), {linkUp, linkDown}});
738 void sg_platf_new_trace(sg_platf_trace_cbarg_t trace)
740 tmgr_trace_t tmgr_trace;
741 if (trace->file && strcmp(trace->file, "") != 0) {
742 tmgr_trace = tmgr_trace_new_from_file(trace->file);
744 xbt_assert(strcmp(trace->pc_data, ""),
745 "Trace '%s' must have either a content, or point to a file on disk.",trace->id);
746 tmgr_trace = tmgr_trace_new_from_string(trace->id, trace->pc_data, trace->periodicity);
748 xbt_dict_set(traces_set_list, trace->id, static_cast<void*>(tmgr_trace), nullptr);