1 /* Copyright (c) 2009-2011, 2013-2015. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include "surf_routing.hpp"
8 #include "surf_routing_private.hpp"
9 #include "surf_routing_cluster.hpp"
10 #include "surf_routing_cluster_torus.hpp"
11 #include "surf_routing_cluster_fat_tree.hpp"
13 #include "simgrid/platf_interface.h" // platform creation API internal interface
14 #include "simgrid/sg_config.h"
15 #include "storage_interface.hpp"
16 #include "src/surf/platform.hpp"
17 #include "surf/surfxml_parse_values.h"
26 simgrid::xbt::signal<void(simgrid::surf::NetCard*)> netcardCreatedCallbacks;
27 simgrid::xbt::signal<void(simgrid::surf::As*)> asCreatedCallbacks;
33 * @ingroup SURF_build_api
34 * @brief A library containing all known hosts
38 int COORD_HOST_LEVEL=0; //Coordinates level
40 int MSG_FILE_LEVEL; //Msg file level
42 int SIMIX_STORAGE_LEVEL; //Simix storage level
43 int MSG_STORAGE_LEVEL; //Msg storage level
44 int SD_STORAGE_LEVEL; //Simdag storage level
46 xbt_lib_t as_router_lib;
47 int ROUTING_ASR_LEVEL; //Routing level
48 int COORD_ASR_LEVEL; //Coordinates level
49 int NS3_ASR_LEVEL; //host node for ns3
50 int ROUTING_PROP_ASR_LEVEL; //Where the properties are stored
52 static xbt_dict_t random_value = NULL;
55 /** @brief Retrieve a netcard from its name
57 * Netcards are the thing that connect host or routers to the network
59 simgrid::surf::NetCard *sg_netcard_by_name_or_null(const char *name)
61 sg_host_t h = sg_host_by_name(name);
62 simgrid::surf::NetCard *net_elm = h==NULL?NULL: h->pimpl_netcard;
64 net_elm = (simgrid::surf::NetCard*) xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
69 simgrid::surf::RoutingPlatf *routing_platf = NULL;
71 /* global parse functions */
72 extern xbt_dynar_t mount_list;
74 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
76 /** The current AS in the parsing */
77 static simgrid::surf::As *current_routing = NULL;
78 simgrid::surf::As* routing_get_current()
80 return current_routing;
83 static void routing_parse_postparse(void);
85 /* this lines are only for replace use like index in the model table */
90 SURF_MODEL_DIJKSTRACACHE,
94 SURF_MODEL_TORUS_CLUSTER,
95 SURF_MODEL_FAT_TREE_CLUSTER,
98 struct s_model_type routing_models[] = {
100 "Full routing data (fast, large memory requirements, fully expressive)",
101 model_full_create, model_full_end},
103 "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
104 model_floyd_create, model_floyd_end},
106 "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
107 model_dijkstra_create, model_dijkstra_both_end},
109 "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
110 model_dijkstracache_create, model_dijkstra_both_end},
111 {"none", "No routing (Unless you know what you are doing, avoid using this mode in combination with a non Constant network model).",
112 model_none_create, NULL},
113 {"Vivaldi", "Vivaldi routing",
114 model_vivaldi_create, NULL},
115 {"Cluster", "Cluster routing",
116 model_cluster_create, NULL},
117 {"Torus_Cluster", "Torus Cluster routing",
118 model_torus_cluster_create, NULL},
119 {"Fat_Tree_Cluster", "Fat Tree Cluster routing",
120 model_fat_tree_cluster_create, NULL},
121 {NULL, NULL, NULL, NULL}
125 * \brief Add a netcard connecting an host to the network element list
126 * FIXME: integrate into host constructor
128 void sg_platf_new_netcard(sg_platf_host_link_cbarg_t netcard)
130 simgrid::surf::NetCard *info = sg_host_by_name(netcard->id)->pimpl_netcard;
131 xbt_assert(info, "Host '%s' not found!", netcard->id);
132 xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER] ||
133 current_routing->p_modelDesc == &routing_models[SURF_MODEL_VIVALDI],
134 "You have to be in model Cluster to use tag host_link!");
136 s_surf_parsing_link_up_down_t link_up_down;
137 link_up_down.link_up = Link::byName(netcard->link_up);
138 link_up_down.link_down = Link::byName(netcard->link_down);
140 xbt_assert(link_up_down.link_up, "Link '%s' not found!",netcard->link_up);
141 xbt_assert(link_up_down.link_down, "Link '%s' not found!",netcard->link_down);
143 if(!current_routing->p_linkUpDownList)
144 current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
146 // If dynar is is greater than netcard id and if the host_link is already defined
147 if((int)xbt_dynar_length(current_routing->p_linkUpDownList) > info->getId() &&
148 xbt_dynar_get_as(current_routing->p_linkUpDownList, info->getId(), void*))
149 surf_parse_error("Host_link for '%s' is already defined!",netcard->id);
151 XBT_DEBUG("Push Host_link for host '%s' to position %d", info->getName(), info->getId());
152 xbt_dynar_set_as(current_routing->p_linkUpDownList, info->getId(), s_surf_parsing_link_up_down_t, link_up_down);
156 * \brief Add a "host" to the network element list
158 simgrid::surf::NetCard *routing_add_host(
159 simgrid::surf::As* current_routing, sg_platf_host_cbarg_t host)
161 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
162 current_routing->p_hierarchy = SURF_ROUTING_BASE;
163 xbt_assert(!sg_host_by_name(host->id),
164 "Reading a host, processing unit \"%s\" already exists", host->id);
166 simgrid::surf::NetCard *netcard =
167 new simgrid::surf::NetCardImpl(xbt_strdup(host->id),
169 SURF_NETWORK_ELEMENT_HOST,
171 netcard->setId(current_routing->parsePU(netcard));
172 sg_host_t h = sg_host_by_name_or_create(host->id);
173 h->pimpl_netcard = netcard;
174 XBT_DEBUG("Having set name '%s' id '%d'", host->id, netcard->getId());
175 simgrid::surf::netcardCreatedCallbacks(netcard);
178 xbt_lib_set(storage_lib, host->id, ROUTING_STORAGE_HOST_LEVEL, (void *) mount_list);
182 if (host->coord && strcmp(host->coord, "")) {
186 if (!COORD_HOST_LEVEL)
187 xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
188 /* Pre-parse the host coordinates -- FIXME factorize with routers by overloading the routing->parse_PU function*/
189 xbt_dynar_t ctn_str = xbt_str_split_str(host->coord, " ");
190 xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
191 xbt_dynar_foreach(ctn_str,cursor, str) {
192 double val = atof(str);
193 xbt_dynar_push(ctn,&val);
195 xbt_dynar_shrink(ctn, 0);
196 xbt_dynar_free(&ctn_str);
197 h->extension_set(COORD_HOST_LEVEL, (void *) ctn);
198 XBT_DEBUG("Having set host coordinates for '%s'",host->id);
204 void sg_platf_new_trace(sg_platf_trace_cbarg_t trace)
206 tmgr_trace_t tmgr_trace;
207 if (!trace->file || strcmp(trace->file, "") != 0) {
208 tmgr_trace = tmgr_trace_new_from_file(trace->file);
209 } else if (strcmp(trace->pc_data, "") == 0) {
213 tmgr_trace_new_from_string(trace->id, trace->pc_data,
216 xbt_dict_set(traces_set_list, trace->id, (void *) tmgr_trace, NULL);
219 void sg_platf_trace_connect(sg_platf_trace_connect_cbarg_t trace_connect)
221 xbt_assert(xbt_dict_get_or_null
222 (traces_set_list, trace_connect->trace),
223 "Cannot connect trace %s to %s: trace unknown",
224 trace_connect->trace,
225 trace_connect->element);
227 switch (trace_connect->kind) {
228 case SURF_TRACE_CONNECT_KIND_HOST_AVAIL:
229 xbt_dict_set(trace_connect_list_host_avail,
230 trace_connect->trace,
231 xbt_strdup(trace_connect->element), NULL);
233 case SURF_TRACE_CONNECT_KIND_POWER:
234 xbt_dict_set(trace_connect_list_power, trace_connect->trace,
235 xbt_strdup(trace_connect->element), NULL);
237 case SURF_TRACE_CONNECT_KIND_LINK_AVAIL:
238 xbt_dict_set(trace_connect_list_link_avail,
239 trace_connect->trace,
240 xbt_strdup(trace_connect->element), NULL);
242 case SURF_TRACE_CONNECT_KIND_BANDWIDTH:
243 xbt_dict_set(trace_connect_list_bandwidth,
244 trace_connect->trace,
245 xbt_strdup(trace_connect->element), NULL);
247 case SURF_TRACE_CONNECT_KIND_LATENCY:
248 xbt_dict_set(trace_connect_list_latency, trace_connect->trace,
249 xbt_strdup(trace_connect->element), NULL);
252 surf_parse_error("Cannot connect trace %s to %s: kind of trace unknown",
253 trace_connect->trace, trace_connect->element);
259 * \brief Make a new routing component to the platform
261 * Add a new autonomous system to the platform. Any elements (such as host,
262 * router or sub-AS) added after this call and before the corresponding call
263 * to sg_platf_new_AS_close() will be added to this AS.
265 * Once this function was called, the configuration concerning the used
266 * models cannot be changed anymore.
268 * @param AS_id name of this autonomous system. Must be unique in the platform
269 * @param wanted_routing_type one of Full, Floyd, Dijkstra or similar. Full list in the variable routing_models, in src/surf/surf_routing.c
271 void routing_AS_begin(sg_platf_AS_cbarg_t AS)
273 XBT_DEBUG("routing_AS_begin");
274 routing_model_description_t model = NULL;
276 xbt_assert(!xbt_lib_get_or_null
277 (as_router_lib, AS->id, ROUTING_ASR_LEVEL),
278 "The AS \"%s\" already exists", AS->id);
280 _sg_cfg_init_status = 2; /* horrible hack: direct access to the global
281 * controlling the level of configuration to prevent
282 * any further config */
284 /* search the routing model */
286 case A_surfxml_AS_routing_Cluster: model = &routing_models[SURF_MODEL_CLUSTER];break;
287 case A_surfxml_AS_routing_Cluster___torus: model = &routing_models[SURF_MODEL_TORUS_CLUSTER];break;
288 case A_surfxml_AS_routing_Cluster___fat___tree: model = &routing_models[SURF_MODEL_FAT_TREE_CLUSTER];break;
289 case A_surfxml_AS_routing_Dijkstra: model = &routing_models[SURF_MODEL_DIJKSTRA];break;
290 case A_surfxml_AS_routing_DijkstraCache: model = &routing_models[SURF_MODEL_DIJKSTRACACHE];break;
291 case A_surfxml_AS_routing_Floyd: model = &routing_models[SURF_MODEL_FLOYD];break;
292 case A_surfxml_AS_routing_Full: model = &routing_models[SURF_MODEL_FULL];break;
293 case A_surfxml_AS_routing_None: model = &routing_models[SURF_MODEL_NONE];break;
294 case A_surfxml_AS_routing_Vivaldi: model = &routing_models[SURF_MODEL_VIVALDI];break;
295 default: xbt_die("Not a valid model!!!");
299 /* make a new routing component */
300 simgrid::surf::As *new_as = model->create();
302 new_as->p_modelDesc = model;
303 new_as->p_hierarchy = SURF_ROUTING_NULL;
304 new_as->p_name = xbt_strdup(AS->id);
306 simgrid::surf::NetCard *info =
307 new simgrid::surf::NetCardImpl(xbt_strdup(new_as->p_name),
309 SURF_NETWORK_ELEMENT_AS,
311 if (current_routing == NULL && routing_platf->p_root == NULL) {
313 /* it is the first one */
314 new_as->p_routingFather = NULL;
315 routing_platf->p_root = new_as;
317 } else if (current_routing != NULL && routing_platf->p_root != NULL) {
319 xbt_assert(!xbt_dict_get_or_null
320 (current_routing->p_routingSons, AS->id),
321 "The AS \"%s\" already exists", AS->id);
322 /* it is a part of the tree */
323 new_as->p_routingFather = current_routing;
324 /* set the father behavior */
325 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
326 current_routing->p_hierarchy = SURF_ROUTING_RECURSIVE;
327 /* add to the sons dictionary */
328 xbt_dict_set(current_routing->p_routingSons, AS->id,
329 (void *) new_as, NULL);
330 /* add to the father element list */
331 info->setId(current_routing->parseAS(info));
333 THROWF(arg_error, 0, "All defined components must belong to a AS");
336 xbt_lib_set(as_router_lib, info->getName(), ROUTING_ASR_LEVEL,
338 XBT_DEBUG("Having set name '%s' id '%d'", new_as->p_name, info->getId());
340 /* set the new current component of the tree */
341 current_routing = new_as;
342 current_routing->p_netcard = info;
344 simgrid::surf::netcardCreatedCallbacks(info);
345 simgrid::surf::asCreatedCallbacks(new_as);
349 * \brief Specify that the current description of AS is finished
351 * Once you've declared all the content of your AS, you have to close
352 * it with this call. Your AS is not usable until you call this function.
354 * @fixme: this call is not as robust as wanted: bad things WILL happen
355 * if you call it twice for the same AS, or if you forget calling it, or
356 * even if you add stuff to a closed AS
359 void routing_AS_end()
362 if (current_routing == NULL) {
363 THROWF(arg_error, 0, "Close an AS, but none was under construction");
365 if (current_routing->p_modelDesc->end)
366 current_routing->p_modelDesc->end(current_routing);
367 current_routing = current_routing->p_routingFather;
371 /* Aux Business methods */
374 * \brief Get the AS father and the first elements of the chain
376 * \param src the source host name
377 * \param dst the destination host name
379 * Get the common father of the to processing units, and the first different
380 * father in the chain
382 static void elements_father(sg_netcard_t src, sg_netcard_t dst,
387 xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
388 #define ELEMENTS_FATHER_MAXDEPTH 16 /* increase if it is not enough */
389 simgrid::surf::As *src_as, *dst_as;
390 simgrid::surf::As *path_src[ELEMENTS_FATHER_MAXDEPTH];
391 simgrid::surf::As *path_dst[ELEMENTS_FATHER_MAXDEPTH];
394 simgrid::surf::As *current;
395 simgrid::surf::As *current_src;
396 simgrid::surf::As *current_dst;
397 simgrid::surf::As *father;
399 /* (1) find the as where the src and dst are located */
400 sg_netcard_t src_data = src;
401 sg_netcard_t dst_data = dst;
402 src_as = src_data->getRcComponent();
403 dst_as = dst_data->getRcComponent();
405 char* src_name = src_data->getName();
406 char* dst_name = dst_data->getName();
409 xbt_assert(src_as && dst_as,
410 "Ask for route \"from\"(%s) or \"to\"(%s) no found", src_name, dst_name);
412 /* (2) find the path to the root routing component */
413 for (current = src_as; current != NULL; current = current->p_routingFather) {
414 if (index_src >= ELEMENTS_FATHER_MAXDEPTH)
415 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_src");
416 path_src[index_src++] = current;
418 for (current = dst_as; current != NULL; current = current->p_routingFather) {
419 if (index_dst >= ELEMENTS_FATHER_MAXDEPTH)
420 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_dst");
421 path_dst[index_dst++] = current;
424 /* (3) find the common father */
426 current_src = path_src[--index_src];
427 current_dst = path_dst[--index_dst];
428 } while (index_src > 0 && index_dst > 0 && current_src == current_dst);
430 /* (4) they are not in the same routing component, make the path */
431 if (current_src == current_dst)
432 father = current_src;
434 father = path_src[index_src + 1];
436 /* (5) result generation */
437 *res_father = father; /* first the common father of src and dst */
438 *res_src = current_src; /* second the first different father of src */
439 *res_dst = current_dst; /* three the first different father of dst */
441 #undef ELEMENTS_FATHER_MAXDEPTH
444 /* Global Business methods */
447 * \brief Recursive function for get_route_latency
449 * \param src the source host name
450 * \param dst the destination host name
451 * \param *route the route where the links are stored. It is either NULL or a ready to use dynar
452 * \param *latency the latency, if needed
454 * This function is called by "get_route" and "get_latency". It allows to walk
455 * recursively through the ASes tree.
457 static void _get_route_and_latency(
458 simgrid::surf::NetCard *src, simgrid::surf::NetCard *dst,
459 xbt_dynar_t * links, double *latency)
461 s_sg_platf_route_cbarg_t route = SG_PLATF_ROUTE_INITIALIZER;
462 memset(&route,0,sizeof(route));
464 xbt_assert(src && dst, "bad parameters for \"_get_route_latency\" method");
465 XBT_DEBUG("Solve route/latency \"%s\" to \"%s\"", src->getName(), dst->getName());
467 /* Find how src and dst are interconnected */
468 simgrid::surf::As *common_father, *src_father, *dst_father;
469 elements_father(src, dst, &common_father, &src_father, &dst_father);
470 XBT_DEBUG("elements_father: common father '%s' src_father '%s' dst_father '%s'",
471 common_father->p_name, src_father->p_name, dst_father->p_name);
473 /* Check whether a direct bypass is defined */
474 sg_platf_route_cbarg_t e_route_bypass = NULL;
475 //FIXME:REMOVE:if (common_father->get_bypass_route)
477 e_route_bypass = common_father->getBypassRoute(src, dst, latency);
479 /* Common ancestor is kind enough to declare a bypass route from src to dst -- use it and bail out */
480 if (e_route_bypass) {
481 xbt_dynar_merge(links, &e_route_bypass->link_list);
482 generic_free_route(e_route_bypass);
486 /* If src and dst are in the same AS, life is good */
487 if (src_father == dst_father) { /* SURF_ROUTING_BASE */
488 route.link_list = *links;
489 common_father->getRouteAndLatency(src, dst, &route, latency);
490 // if vivaldi latency+=vivaldi(src,dst)
494 /* Not in the same AS, no bypass. We'll have to find our path between the ASes recursively*/
496 route.link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
497 // Find the net_card corresponding to father
498 simgrid::surf::NetCard *src_father_netcard = src_father->p_netcard;
499 simgrid::surf::NetCard *dst_father_netcard = dst_father->p_netcard;
501 common_father->getRouteAndLatency(src_father_netcard, dst_father_netcard,
504 xbt_assert((route.gw_src != NULL) && (route.gw_dst != NULL),
505 "bad gateways for route from \"%s\" to \"%s\"", src->getName(), dst->getName());
507 sg_netcard_t src_gateway_net_elm = route.gw_src;
508 sg_netcard_t dst_gateway_net_elm = route.gw_dst;
510 /* If source gateway is not our source, we have to recursively find our way up to this point */
511 if (src != src_gateway_net_elm)
512 _get_route_and_latency(src, src_gateway_net_elm, links, latency);
513 xbt_dynar_merge(links, &route.link_list);
515 /* If dest gateway is not our destination, we have to recursively find our way from this point */
516 if (dst_gateway_net_elm != dst)
517 _get_route_and_latency(dst_gateway_net_elm, dst, links, latency);
521 AS_t surf_platf_get_root(routing_platf_t platf){
522 return platf->p_root;
525 e_surf_network_element_type_t surf_routing_edge_get_rc_type(sg_netcard_t netcard){
526 return netcard->getRcType();
533 * \brief Find a route between hosts
535 * \param src the network_element_t for src host
536 * \param dst the network_element_t for dst host
537 * \param route where to store the list of links.
538 * If *route=NULL, create a short lived dynar. Else, fill the provided dynar
539 * \param latency where to store the latency experienced on the path (or NULL if not interested)
540 * It is the caller responsability to initialize latency to 0 (we add to provided route)
543 * walk through the routing components tree and find a route between hosts
544 * by calling each "get_route" function in each routing component.
546 void RoutingPlatf::getRouteAndLatency(NetCard *src, NetCard *dst, xbt_dynar_t* route, double *latency)
548 XBT_DEBUG("routing_get_route_and_latency from %s to %s", src->getName(), dst->getName());
549 if (NULL == *route) {
550 xbt_dynar_reset(routing_platf->p_lastRoute);
551 *route = routing_platf->p_lastRoute;
554 _get_route_and_latency(src, dst, route, latency);
556 xbt_assert(!latency || *latency >= 0.0,
557 "negative latency on route between \"%s\" and \"%s\"", src->getName(), dst->getName());
560 xbt_dynar_t RoutingPlatf::getOneLinkRoutes(){
561 return recursiveGetOneLinkRoutes(p_root);
564 xbt_dynar_t RoutingPlatf::recursiveGetOneLinkRoutes(As *rc)
566 xbt_dynar_t ret = xbt_dynar_new(sizeof(Onelink*), xbt_free_f);
568 //adding my one link routes
569 xbt_dynar_t onelink_mine = rc->getOneLinkRoutes();
571 xbt_dynar_merge(&ret,&onelink_mine);
575 xbt_dict_cursor_t cursor = NULL;
577 xbt_dict_foreach(rc->p_routingSons, cursor, key, rc_child) {
578 xbt_dynar_t onelink_child = recursiveGetOneLinkRoutes(rc_child);
580 xbt_dynar_merge(&ret,&onelink_child);
588 e_surf_network_element_type_t routing_get_network_element_type(const char *name)
590 simgrid::surf::NetCard *rc = sg_netcard_by_name_or_null(name);
592 return rc->getRcType();
594 return SURF_NETWORK_ELEMENT_NULL;
598 * \brief Generic method: create the global routing schema
600 * Make a global routing structure and set all the parsing functions.
602 void routing_model_create( void *loopback)
604 /* config the uniq global routing */
605 routing_platf = new simgrid::surf::RoutingPlatf();
606 routing_platf->p_root = NULL;
607 routing_platf->p_loopback = loopback;
608 routing_platf->p_lastRoute = xbt_dynar_new(sizeof(sg_routing_link_t),NULL);
609 /* no current routing at moment */
610 current_routing = NULL;
614 /* ************************************************** */
615 /* ********** PATERN FOR NEW ROUTING **************** */
617 /* The minimal configuration of a new routing model need the next functions,
618 * also you need to set at the start of the file, the new model in the model
619 * list. Remember keep the null ending of the list.
621 /*** Routing model structure ***/
623 // s_routing_component_t generic_routing;
624 // /* things that your routing model need */
625 // } s_routing_component_NEW_t,*routing_component_NEW_t;
627 /*** Parse routing model functions ***/
628 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
629 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
630 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
631 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
632 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
634 /*** Business methods ***/
635 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
636 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
637 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
639 /*** Creation routing model functions ***/
640 // static void* model_NEW_create(void) {
641 // routing_component_NEW_t new_component = xbt_new0(s_routing_component_NEW_t,1);
642 // new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
643 // new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
644 // new_component->generic_routing.set_route = model_NEW_set_route;
645 // new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
646 // new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
647 // new_component->generic_routing.get_route = NEW_get_route;
648 // new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
649 // new_component->generic_routing.finalize = NEW_finalize;
650 // /* initialization of internal structures */
651 // return new_component;
653 // static void model_NEW_load(void) {} /* mandatory */
654 // static void model_NEW_unload(void) {} /* mandatory */
655 // static void model_NEW_end(void) {} /* mandatory */
657 /* ************************************************************************** */
658 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
660 void routing_cluster_add_backbone(void* bb) {
661 xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER],
662 "You have to be in model Cluster to use tag backbone!");
663 xbt_assert(!static_cast<simgrid::surf::AsCluster*>(current_routing)->p_backbone, "The backbone link is already defined!");
664 static_cast<simgrid::surf::AsCluster*>(current_routing)->p_backbone =
665 static_cast<simgrid::surf::Link*>(bb);
666 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->p_name);
669 void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet)
672 char *groups , *host_id , *link_id = NULL;
674 xbt_dynar_t radical_elements;
675 xbt_dynar_t radical_ends;
678 radical_elements = xbt_str_split(cabinet->radical, ",");
679 xbt_dynar_foreach(radical_elements, iter, groups) {
681 radical_ends = xbt_str_split(groups, "-");
682 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
684 switch (xbt_dynar_length(radical_ends)) {
689 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
692 surf_parse_error("Malformed radical");
695 s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER;
696 memset(&host, 0, sizeof(host));
697 host.initiallyOn = 1;
699 host.speed_scale = 1.0;
700 host.core_amount = 1;
702 s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER;
703 memset(&link, 0, sizeof(link));
704 link.initiallyOn = 1;
705 link.policy = SURF_LINK_FULLDUPLEX;
706 link.latency = cabinet->lat;
707 link.bandwidth = cabinet->bw;
709 s_sg_platf_host_link_cbarg_t host_link = SG_PLATF_HOST_LINK_INITIALIZER;
710 memset(&host_link, 0, sizeof(host_link));
712 for (i = start; i <= end; i++) {
713 host_id = bprintf("%s%d%s",cabinet->prefix,i,cabinet->suffix);
714 link_id = bprintf("link_%s%d%s",cabinet->prefix,i,cabinet->suffix);
717 host.speed_peak = xbt_dynar_new(sizeof(double), NULL);
718 xbt_dynar_push(host.speed_peak,&cabinet->speed);
719 sg_platf_new_host(&host);
720 xbt_dynar_free(&host.speed_peak);
721 sg_platf_new_link(&link);
723 char* link_up = bprintf("%s_UP",link_id);
724 char* link_down = bprintf("%s_DOWN",link_id);
725 host_link.id = host_id;
726 host_link.link_up = link_up;
727 host_link.link_down = link_down;
728 sg_platf_new_netcard(&host_link);
736 xbt_dynar_free(&radical_ends);
738 xbt_dynar_free(&radical_elements);
741 void routing_new_cluster(sg_platf_cluster_cbarg_t cluster)
743 using simgrid::surf::AsCluster;
744 using simgrid::surf::AsClusterTorus;
745 using simgrid::surf::AsClusterFatTree;
747 char *host_id, *groups, *link_id = NULL;
748 xbt_dict_t patterns = NULL;
751 s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER;
752 s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER;
756 xbt_dynar_t radical_elements;
757 xbt_dynar_t radical_ends;
759 if ((cluster->availability_trace && strcmp(cluster->availability_trace, ""))
760 || (cluster->state_trace && strcmp(cluster->state_trace, ""))) {
761 patterns = xbt_dict_new_homogeneous(xbt_free_f);
762 xbt_dict_set(patterns, "id", xbt_strdup(cluster->id), NULL);
763 xbt_dict_set(patterns, "prefix", xbt_strdup(cluster->prefix), NULL);
764 xbt_dict_set(patterns, "suffix", xbt_strdup(cluster->suffix), NULL);
767 /* parse the topology attribute. If we are not in a flat cluster,
768 * switch to the right mode and initialize the routing with
769 * the parameters in topo_parameters attribute
771 s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
774 if(cluster->topology == SURF_CLUSTER_TORUS){
775 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Torus_Cluster\">", cluster->id);
776 AS.routing = A_surfxml_AS_routing_Cluster___torus;
777 sg_platf_new_AS_begin(&AS);
778 ((AsClusterTorus*)current_routing)->parse_specific_arguments(cluster);
780 else if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
781 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Fat_Tree_Cluster\">", cluster->id);
782 AS.routing = A_surfxml_AS_routing_Cluster___fat___tree;
783 sg_platf_new_AS_begin(&AS);
784 ((AsClusterFatTree*)current_routing)->parse_specific_arguments(cluster);
788 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", cluster->id);
789 AS.routing = A_surfxml_AS_routing_Cluster;
790 sg_platf_new_AS_begin(&AS);
793 if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
794 ((AsCluster*)current_routing)->p_nb_links_per_node++;
795 ((AsCluster*)current_routing)->p_has_loopback=1;
798 if(cluster->limiter_link!=0){
799 ((AsCluster*)current_routing)->p_nb_links_per_node++;
800 ((AsCluster*)current_routing)->p_has_limiter=1;
805 current_routing->p_linkUpDownList
806 = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
809 radical_elements = xbt_str_split(cluster->radical, ",");
810 xbt_dynar_foreach(radical_elements, iter, groups) {
812 radical_ends = xbt_str_split(groups, "-");
813 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
815 switch (xbt_dynar_length(radical_ends)) {
820 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
823 surf_parse_error("Malformed radical");
826 for (i = start; i <= end; i++) {
828 bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
829 link_id = bprintf("%s_link_%d", cluster->id, i);
831 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->speed);
833 memset(&host, 0, sizeof(host));
835 if ((cluster->properties != NULL) && (!xbt_dict_is_empty(cluster->properties))) {
836 xbt_dict_cursor_t cursor=NULL;
838 host.properties = xbt_dict_new();
840 xbt_dict_foreach(cluster->properties,cursor,key,data) {
841 xbt_dict_set(host.properties, key, xbt_strdup(data),free);
844 if (cluster->availability_trace && strcmp(cluster->availability_trace, "")) {
845 xbt_dict_set(patterns, "radical", bprintf("%d", i), NULL);
846 char *avail_file = xbt_str_varsubst(cluster->availability_trace, patterns);
847 XBT_DEBUG("\tavailability_file=\"%s\"", avail_file);
848 host.speed_trace = tmgr_trace_new_from_file(avail_file);
849 xbt_free(avail_file);
851 XBT_DEBUG("\tavailability_file=\"\"");
854 if (cluster->state_trace && strcmp(cluster->state_trace, "")) {
855 char *avail_file = xbt_str_varsubst(cluster->state_trace, patterns);
856 XBT_DEBUG("\tstate_file=\"%s\"", avail_file);
857 host.state_trace = tmgr_trace_new_from_file(avail_file);
858 xbt_free(avail_file);
860 XBT_DEBUG("\tstate_file=\"\"");
863 host.speed_peak = xbt_dynar_new(sizeof(double), NULL);
864 xbt_dynar_push(host.speed_peak,&cluster->speed);
867 //host.power_peak = cluster->power;
868 host.speed_scale = 1.0;
869 host.core_amount = cluster->core_amount;
870 host.initiallyOn = 1;
872 sg_platf_new_host(&host);
873 xbt_dynar_free(&host.speed_peak);
874 XBT_DEBUG("</host>");
876 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,
877 cluster->bw, cluster->lat);
880 s_surf_parsing_link_up_down_t info_lim, info_loop;
881 // All links are saved in a matrix;
882 // every row describes a single node; every node
883 // may have multiple links.
884 // the first column may store a link from x to x if p_has_loopback is set
885 // the second column may store a limiter link if p_has_limiter is set
886 // other columns are to store one or more link for the node
888 //add a loopback link
889 if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
890 char *tmp_link = bprintf("%s_loopback", link_id);
891 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
892 cluster->limiter_link);
895 memset(&link, 0, sizeof(link));
897 link.bandwidth = cluster->loopback_bw;
898 link.latency = cluster->loopback_lat;
899 link.initiallyOn = 1;
900 link.policy = SURF_LINK_FATPIPE;
901 sg_platf_new_link(&link);
902 info_loop.link_up = Link::byName(tmp_link);
903 info_loop.link_down = info_loop.link_up;
905 xbt_dynar_set(current_routing->p_linkUpDownList,
906 rankId*(static_cast<AsCluster*>(current_routing))->p_nb_links_per_node, &info_loop);
909 //add a limiter link (shared link to account for maximal bandwidth of the node)
910 if(cluster->limiter_link!=0){
911 char *tmp_link = bprintf("%s_limiter", link_id);
912 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
913 cluster->limiter_link);
916 memset(&link, 0, sizeof(link));
918 link.bandwidth = cluster->limiter_link;
920 link.initiallyOn = 1;
921 link.policy = SURF_LINK_SHARED;
922 sg_platf_new_link(&link);
923 info_lim.link_up = Link::byName(tmp_link);
924 info_lim.link_down = info_lim.link_up;
926 auto as_cluster = static_cast<AsCluster*>(current_routing);
927 xbt_dynar_set(current_routing->p_linkUpDownList,
928 rankId*(as_cluster)->p_nb_links_per_node + as_cluster->p_has_loopback ,
934 //call the cluster function that adds the others links
935 if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
936 ((AsClusterFatTree*) current_routing)->addProcessingNode(i);
939 static_cast<AsCluster*>(current_routing)->create_links_for_node(cluster, i, rankId, rankId*
940 static_cast<AsCluster*>(current_routing)->p_nb_links_per_node
941 + static_cast<AsCluster*>(current_routing)->p_has_loopback
942 + static_cast<AsCluster*>(current_routing)->p_has_limiter );
949 xbt_dynar_free(&radical_ends);
951 xbt_dynar_free(&radical_elements);
953 // For fat trees, the links must be created once all nodes have been added
954 if(cluster->topology == SURF_CLUSTER_FAT_TREE) {
955 static_cast<simgrid::surf::AsClusterFatTree*>(current_routing)->create_links();
957 // Add a router. It is magically used thanks to the way in which surf_routing_cluster is written,
958 // and it's very useful to connect clusters together
960 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
962 s_sg_platf_router_cbarg_t router = SG_PLATF_ROUTER_INITIALIZER;
963 memset(&router, 0, sizeof(router));
964 router.id = cluster->router_id;
966 if (!router.id || !strcmp(router.id, ""))
968 bprintf("%s%s_router%s", cluster->prefix, cluster->id,
970 sg_platf_new_router(&router);
971 ((AsCluster*)current_routing)->p_router = (simgrid::surf::NetCard*) xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL);
975 if ((cluster->bb_bw != 0) || (cluster->bb_lat != 0)) {
976 char *link_backbone = bprintf("%s_backbone", cluster->id);
977 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link_backbone,
978 cluster->bb_bw, cluster->bb_lat);
980 memset(&link, 0, sizeof(link));
981 link.id = link_backbone;
982 link.bandwidth = cluster->bb_bw;
983 link.latency = cluster->bb_lat;
984 link.initiallyOn = 1;
985 link.policy = cluster->bb_sharing_policy;
987 sg_platf_new_link(&link);
989 routing_cluster_add_backbone(Link::byName(link_backbone));
995 sg_platf_new_AS_end();
997 xbt_dict_free(&patterns); // no op if it were never set
1000 static void routing_parse_postparse(void) {
1001 xbt_dict_free(&random_value);
1004 void sg_platf_new_peer(sg_platf_peer_cbarg_t peer)
1006 using simgrid::surf::NetCard;
1007 using simgrid::surf::AsCluster;
1009 char *host_id = NULL;
1010 char *link_id = NULL;
1011 char *router_id = NULL;
1014 host_id = HOST_PEER(peer->id);
1015 link_id = LINK_PEER(peer->id);
1016 router_id = ROUTER_PEER(peer->id);
1018 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", peer->id);
1019 s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
1021 AS.routing = A_surfxml_AS_routing_Cluster;
1022 sg_platf_new_AS_begin(&AS);
1024 current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
1026 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->speed);
1027 s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER;
1028 memset(&host, 0, sizeof(host));
1029 host.initiallyOn = 1;
1032 host.speed_peak = xbt_dynar_new(sizeof(double), NULL);
1033 xbt_dynar_push(host.speed_peak,&peer->speed);
1035 //host.power_peak = peer->power;
1036 host.speed_scale = 1.0;
1037 host.speed_trace = peer->availability_trace;
1038 host.state_trace = peer->state_trace;
1039 host.core_amount = 1;
1040 sg_platf_new_host(&host);
1041 xbt_dynar_free(&host.speed_peak);
1043 s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER;
1044 memset(&link, 0, sizeof(link));
1045 link.initiallyOn = 1;
1046 link.policy = SURF_LINK_SHARED;
1047 link.latency = peer->lat;
1049 char* link_up = bprintf("%s_UP",link_id);
1050 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_up,
1051 peer->bw_out, peer->lat);
1053 link.bandwidth = peer->bw_out;
1054 sg_platf_new_link(&link);
1056 char* link_down = bprintf("%s_DOWN",link_id);
1057 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_down,
1058 peer->bw_in, peer->lat);
1059 link.id = link_down;
1060 link.bandwidth = peer->bw_in;
1061 sg_platf_new_link(&link);
1063 XBT_DEBUG("<host_link\tid=\"%s\"\tup=\"%s\"\tdown=\"%s\" />", host_id,link_up,link_down);
1064 s_sg_platf_host_link_cbarg_t host_link = SG_PLATF_HOST_LINK_INITIALIZER;
1065 memset(&host_link, 0, sizeof(host_link));
1066 host_link.id = host_id;
1067 host_link.link_up = link_up;
1068 host_link.link_down = link_down;
1069 sg_platf_new_netcard(&host_link);
1071 XBT_DEBUG("<router id=\"%s\"/>", router_id);
1072 s_sg_platf_router_cbarg_t router = SG_PLATF_ROUTER_INITIALIZER;
1073 memset(&router, 0, sizeof(router));
1074 router.id = router_id;
1075 router.coord = peer->coord;
1076 sg_platf_new_router(&router);
1077 static_cast<AsCluster*>(current_routing)->p_router = static_cast<NetCard*>(xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL));
1080 sg_platf_new_AS_end();
1083 //xbt_dynar_free(&tab_elements_num);
1091 // static void routing_parse_Srandom(void)
1093 // double mean, std, min, max, seed;
1094 // char *random_id = A_surfxml_random_id;
1095 // char *random_radical = A_surfxml_random_radical;
1096 // char *rd_name = NULL;
1098 // mean = surf_parse_get_double(A_surfxml_random_mean);
1099 // std = surf_parse_get_double(A_surfxml_random_std___deviation);
1100 // min = surf_parse_get_double(A_surfxml_random_min);
1101 // max = surf_parse_get_double(A_surfxml_random_max);
1102 // seed = surf_parse_get_double(A_surfxml_random_seed);
1106 // random_data_t random = xbt_new0(s_random_data_t, 1);
1109 // xbt_dynar_t radical_elements;
1110 // unsigned int iter;
1113 // xbt_dynar_t radical_ends;
1115 // switch (A_surfxml_random_generator) {
1116 // case AU_surfxml_random_generator:
1117 // case A_surfxml_random_generator_NONE:
1118 // random->generator = NONE;
1120 // case A_surfxml_random_generator_DRAND48:
1121 // random->generator = DRAND48;
1123 // case A_surfxml_random_generator_RAND:
1124 // random->generator = RAND;
1126 // case A_surfxml_random_generator_RNGSTREAM:
1127 // random->generator = RNGSTREAM;
1130 // surf_parse_error("Invalid random generator");
1133 // random->seed = seed;
1134 // random->min = min;
1135 // random->max = max;
1137 // /* Check user stupidities */
1139 // THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
1141 // THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean, min);
1143 // THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean, max);
1145 // /* normalize the mean and standard deviation before storing */
1146 // random->mean = (mean - min) / (max - min);
1147 // random->std = std / (max - min);
1149 // if (random->mean * (1 - random->mean) < random->std * random->std)
1150 // THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
1151 // random->mean, random->std);
1154 // ("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
1155 // random_id, random->min, random->max, random->mean, random->std,
1156 // (int)random->generator, random->seed, random_radical);
1158 // if (!random_value)
1159 // random_value = xbt_dict_new_homogeneous(free);
1161 // if (!strcmp(random_radical, "")) {
1162 // res = random_generate(random);
1163 // rd_value = bprintf("%f", res);
1164 // xbt_dict_set(random_value, random_id, rd_value, NULL);
1166 // radical_elements = xbt_str_split(random_radical, ",");
1167 // xbt_dynar_foreach(radical_elements, iter, groups) {
1168 // radical_ends = xbt_str_split(groups, "-");
1169 // switch (xbt_dynar_length(radical_ends)) {
1171 // xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
1172 // "Custom Random '%s' already exists !", random_id);
1173 // res = random_generate(random);
1175 // bprintf("%s%d", random_id,
1176 // atoi(xbt_dynar_getfirst_as(radical_ends, char *)));
1177 // xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
1178 // xbt_free(tmpbuf);
1182 // start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
1183 // end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
1184 // for (i = start; i <= end; i++) {
1185 // xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
1186 // "Custom Random '%s' already exists !", bprintf("%s%d",
1189 // res = random_generate(random);
1190 // tmpbuf = bprintf("%s%d", random_id, i);
1191 // xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
1192 // xbt_free(tmpbuf);
1196 // XBT_CRITICAL("Malformed radical");
1199 // res = random_generate(random);
1200 // rd_name = bprintf("%s_router", random_id);
1201 // rd_value = bprintf("%f", res);
1202 // xbt_dict_set(random_value, rd_name, rd_value, NULL);
1204 // xbt_dynar_free(&radical_ends);
1207 // xbt_dynar_free(&radical_elements);
1211 static void check_disk_attachment()
1213 xbt_lib_cursor_t cursor;
1216 simgrid::surf::NetCard *host_elm;
1217 xbt_lib_foreach(storage_lib, cursor, key, data) {
1218 if(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL) != NULL) {
1219 simgrid::surf::Storage *storage = static_cast<simgrid::surf::Storage*>(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL));
1220 host_elm = sg_netcard_by_name_or_null(storage->p_attach);
1222 surf_parse_error("Unable to attach storage %s: host %s doesn't exist.", storage->getName(), storage->p_attach);
1227 void routing_register_callbacks()
1229 simgrid::surf::on_postparse.connect(routing_parse_postparse);
1230 simgrid::surf::on_postparse.connect(check_disk_attachment);
1232 instr_routing_define_callbacks();
1236 * \brief Recursive function for finalize
1238 * \param rc the source host name
1240 * This fuction is call by "finalize". It allow to finalize the
1241 * AS or routing components. It delete all the structures.
1243 static void finalize_rec(simgrid::surf::As *as) {
1244 xbt_dict_cursor_t cursor = NULL;
1248 xbt_dict_foreach(as->p_routingSons, cursor, key, elem) {
1255 /** \brief Frees all memory allocated by the routing module */
1256 void routing_exit(void) {
1257 delete routing_platf;
1263 RoutingPlatf::~RoutingPlatf()
1265 xbt_dynar_free(&p_lastRoute);
1266 finalize_rec(p_root);
1272 AS_t surf_AS_get_routing_root() {
1273 return routing_platf->p_root;
1276 const char *surf_AS_get_name(simgrid::surf::As *as) {
1280 static simgrid::surf::As *surf_AS_recursive_get_by_name(
1281 simgrid::surf::As *current, const char * name)
1283 xbt_dict_cursor_t cursor = NULL;
1286 simgrid::surf::As *tmp = NULL;
1288 if(!strcmp(current->p_name, name))
1291 xbt_dict_foreach(current->p_routingSons, cursor, key, elem) {
1292 tmp = surf_AS_recursive_get_by_name(elem, name);
1300 simgrid::surf::As *surf_AS_get_by_name(const char * name)
1302 simgrid::surf::As *as = surf_AS_recursive_get_by_name(routing_platf->p_root, name);
1304 XBT_WARN("Impossible to find an AS with name %s, please check your input", name);
1308 xbt_dict_t surf_AS_get_routing_sons(simgrid::surf::As *as)
1310 return as->p_routingSons;
1313 const char *surf_AS_get_model(simgrid::surf::As *as)
1315 return as->p_modelDesc->name;
1318 xbt_dynar_t surf_AS_get_hosts(simgrid::surf::As *as)
1320 xbt_dynar_t elms = as->p_indexNetworkElm;
1321 int count = xbt_dynar_length(elms);
1322 xbt_dynar_t res = xbt_dynar_new(sizeof(sg_host_t), NULL);
1323 for (int index = 0; index < count; index++) {
1325 xbt_dynar_get_as(elms, index, simgrid::surf::NetCard*);
1326 sg_host_t delm = simgrid::s4u::Host::by_name_or_null(relm->getName());
1328 xbt_dynar_push(res, &delm);
1334 void surf_AS_get_graph(AS_t as, xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges) {
1335 as->getGraph(graph, nodes, edges);