1 /* Copyright (c) 2009-2011, 2013-2014. 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"
13 #include "simgrid/platf_interface.h" // platform creation API internal interface
14 #include "simgrid/sg_config.h"
15 #include "storage_interface.hpp"
17 #include "surf/surfxml_parse_values.h"
21 * @ingroup SURF_build_api
22 * @brief A library containing all known workstations
26 int ROUTING_HOST_LEVEL; //Routing level
27 int SURF_CPU_LEVEL; //Surf cpu level
28 int SURF_WKS_LEVEL; //Surf workstation level
29 int SIMIX_HOST_LEVEL; //Simix host level
30 int SIMIX_STORAGE_LEVEL; //Simix storage level
31 int MSG_HOST_LEVEL; //Msg host level
32 int MSG_STORAGE_LEVEL; //Msg storage level
33 int MSG_FILE_LEVEL; //Msg file level
34 int SD_HOST_LEVEL; //Simdag host level
35 int SD_STORAGE_LEVEL; //Simdag storage level
36 int COORD_HOST_LEVEL=0; //Coordinates level
37 int NS3_HOST_LEVEL; //host node for ns3
40 * @ingroup SURF_build_api
41 * @brief A library containing all known links
44 int SD_LINK_LEVEL; //Simdag level
45 int SURF_LINK_LEVEL; //Surf level
46 int NS3_LINK_LEVEL; //link for ns3
48 xbt_lib_t as_router_lib;
49 int ROUTING_ASR_LEVEL; //Routing level
50 int COORD_ASR_LEVEL; //Coordinates level
51 int NS3_ASR_LEVEL; //host node for ns3
52 int ROUTING_PROP_ASR_LEVEL; //Where the properties are stored
54 static xbt_dict_t random_value = NULL;
57 /** @brief Retrieve a routing edge from its name
59 * Routing edges are either CPU/workstation and routers, whatever
61 RoutingEdgePtr sg_routing_edge_by_name_or_null(const char *name) {
62 RoutingEdgePtr net_elm = (RoutingEdgePtr) xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
64 net_elm = (RoutingEdgePtr) xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
69 RoutingPlatfPtr routing_platf = NULL;
70 AsPtr current_routing = NULL;
72 /* global parse functions */
73 extern xbt_dynar_t mount_list;
75 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
77 static void routing_parse_peer(sg_platf_peer_cbarg_t peer); /* peer bypass */
78 // static void routing_parse_Srandom(void); /* random bypass */
80 static void routing_parse_postparse(void);
82 /* this lines are only for replace use like index in the model table */
87 SURF_MODEL_DIJKSTRACACHE,
91 SURF_MODEL_TORUS_CLUSTER,
95 struct s_model_type routing_models[] = {
97 "Full routing data (fast, large memory requirements, fully expressive)",
98 model_full_create, model_full_end},
100 "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
101 model_floyd_create, model_floyd_end},
103 "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
104 model_dijkstra_create, model_dijkstra_both_end},
106 "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
107 model_dijkstracache_create, model_dijkstra_both_end},
108 {"none", "No routing (Unless you know what you are doing, avoid using this mode in combination with a non Constant network model).",
109 model_none_create, NULL},
110 {"Vivaldi", "Vivaldi routing",
111 model_vivaldi_create, NULL},
112 {"Cluster", "Cluster routing",
113 model_cluster_create, NULL},
114 {"Torus_Cluster", "Torus Cluster routing",
115 model_torus_cluster_create, NULL},
116 {NULL, NULL, NULL, NULL}
120 * \brief Add a "host_link" to the network element list
122 static void parse_S_host_link(sg_platf_host_link_cbarg_t host)
124 RoutingEdgePtr info = static_cast<RoutingEdgePtr>(xbt_lib_get_or_null(host_lib, host->id, ROUTING_HOST_LEVEL));
125 xbt_assert(info, "Host '%s' not found!", host->id);
126 xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER] ||
127 current_routing->p_modelDesc == &routing_models[SURF_MODEL_VIVALDI],
128 "You have to be in model Cluster to use tag host_link!");
130 s_surf_parsing_link_up_down_t link_up_down;
131 link_up_down.link_up = xbt_lib_get_or_null(link_lib, host->link_up, SURF_LINK_LEVEL);
132 link_up_down.link_down = xbt_lib_get_or_null(link_lib, host->link_down, SURF_LINK_LEVEL);
134 xbt_assert(link_up_down.link_up, "Link '%s' not found!",host->link_up);
135 xbt_assert(link_up_down.link_down, "Link '%s' not found!",host->link_down);
137 if(!current_routing->p_linkUpDownList)
138 current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
140 // If dynar is is greater than edge id and if the host_link is already defined
141 if((int)xbt_dynar_length(current_routing->p_linkUpDownList) > info->getId() &&
142 xbt_dynar_get_as(current_routing->p_linkUpDownList, info->getId(), void*))
143 surf_parse_error("Host_link for '%s' is already defined!",host->id);
145 XBT_DEBUG("Push Host_link for host '%s' to position %d", info->getName(), info->getId());
146 xbt_dynar_set_as(current_routing->p_linkUpDownList, info->getId(), s_surf_parsing_link_up_down_t, link_up_down);
150 * \brief Add a "host" to the network element list
152 static void parse_S_host(sg_platf_host_cbarg_t host)
154 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
155 current_routing->p_hierarchy = SURF_ROUTING_BASE;
156 xbt_assert(!xbt_lib_get_or_null(host_lib, host->id, ROUTING_HOST_LEVEL),
157 "Reading a host, processing unit \"%s\" already exists", host->id);
159 RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(host->id),
161 SURF_NETWORK_ELEMENT_HOST,
163 info->setId(current_routing->parsePU(info));
164 xbt_lib_set(host_lib, host->id, ROUTING_HOST_LEVEL, (void *) info);
165 XBT_DEBUG("Having set name '%s' id '%d'", host->id, info->getId());
168 xbt_lib_set(storage_lib, host->id, ROUTING_STORAGE_HOST_LEVEL, (void *) mount_list);
172 if (host->coord && strcmp(host->coord, "")) {
176 if (!COORD_HOST_LEVEL)
177 xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
178 /* Pre-parse the host coordinates -- FIXME factorize with routers by overloading the routing->parse_PU function*/
179 xbt_dynar_t ctn_str = xbt_str_split_str(host->coord, " ");
180 xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
181 xbt_dynar_foreach(ctn_str,cursor, str) {
182 double val = atof(str);
183 xbt_dynar_push(ctn,&val);
185 xbt_dynar_shrink(ctn, 0);
186 xbt_dynar_free(&ctn_str);
187 xbt_lib_set(host_lib, host->id, COORD_HOST_LEVEL, (void *) ctn);
188 XBT_DEBUG("Having set host coordinates for '%s'",host->id);
193 * \brief Add a "router" to the network element list
195 static void parse_S_router(sg_platf_router_cbarg_t router)
197 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
198 current_routing->p_hierarchy = SURF_ROUTING_BASE;
199 xbt_assert(!xbt_lib_get_or_null(as_router_lib, router->id, ROUTING_ASR_LEVEL),
200 "Reading a router, processing unit \"%s\" already exists",
203 RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(router->id),
205 SURF_NETWORK_ELEMENT_ROUTER,
207 info->setId(current_routing->parsePU(info));
208 xbt_lib_set(as_router_lib, router->id, ROUTING_ASR_LEVEL, (void *) info);
209 XBT_DEBUG("Having set name '%s' id '%d'", router->id, info->getId());
211 if (router->coord && strcmp(router->coord, "")) {
215 if (!COORD_ASR_LEVEL)
216 xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
217 /* Pre-parse the host coordinates */
218 xbt_dynar_t ctn_str = xbt_str_split_str(router->coord, " ");
219 xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
220 xbt_dynar_foreach(ctn_str,cursor, str) {
221 double val = atof(str);
222 xbt_dynar_push(ctn,&val);
224 xbt_dynar_shrink(ctn, 0);
225 xbt_dynar_free(&ctn_str);
226 xbt_lib_set(as_router_lib, router->id, COORD_ASR_LEVEL, (void *) ctn);
227 XBT_DEBUG("Having set router coordinates for '%s'",router->id);
232 * \brief Store the route by calling the set_route function of the current routing component
234 static void parse_E_route(sg_platf_route_cbarg_t route)
236 /*FIXME:REMOVE:xbt_assert(current_routing->parse_route,
237 "no defined method \"set_route\" in \"%s\"",
238 current_routing->name);*/
240 current_routing->parseRoute(route);
244 * \brief Store the ASroute by calling the set_ASroute function of the current routing component
246 static void parse_E_ASroute(sg_platf_route_cbarg_t ASroute)
248 /*FIXME:REMOVE:xbt_assert(current_routing->parse_ASroute,
249 "no defined method \"set_ASroute\" in \"%s\"",
250 current_routing->name);*/
251 current_routing->parseASroute(ASroute);
255 * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
257 static void parse_E_bypassRoute(sg_platf_route_cbarg_t route)
259 /*FIXME:REMOVE:xbt_assert(current_routing->parse_bypassroute,
260 "Bypassing mechanism not implemented by routing '%s'",
261 current_routing->name);*/
263 current_routing->parseBypassroute(route);
267 * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
269 static void parse_E_bypassASroute(sg_platf_route_cbarg_t ASroute)
271 /*FIXME:REMOVE:xbt_assert(current_routing->parse_bypassroute,
272 "Bypassing mechanism not implemented by routing '%s'",
273 current_routing->name);*/
274 current_routing->parseBypassroute(ASroute);
277 static void routing_parse_trace(sg_platf_trace_cbarg_t trace)
279 tmgr_trace_t tmgr_trace;
280 if (!trace->file || strcmp(trace->file, "") != 0) {
281 tmgr_trace = tmgr_trace_new_from_file(trace->file);
282 } else if (strcmp(trace->pc_data, "") == 0) {
286 tmgr_trace_new_from_string(trace->id, trace->pc_data,
289 xbt_dict_set(traces_set_list, trace->id, (void *) tmgr_trace, NULL);
292 static void routing_parse_trace_connect(sg_platf_trace_connect_cbarg_t trace_connect)
294 xbt_assert(xbt_dict_get_or_null
295 (traces_set_list, trace_connect->trace),
296 "Cannot connect trace %s to %s: trace unknown",
297 trace_connect->trace,
298 trace_connect->element);
300 switch (trace_connect->kind) {
301 case SURF_TRACE_CONNECT_KIND_HOST_AVAIL:
302 xbt_dict_set(trace_connect_list_host_avail,
303 trace_connect->trace,
304 xbt_strdup(trace_connect->element), NULL);
306 case SURF_TRACE_CONNECT_KIND_POWER:
307 xbt_dict_set(trace_connect_list_power, trace_connect->trace,
308 xbt_strdup(trace_connect->element), NULL);
310 case SURF_TRACE_CONNECT_KIND_LINK_AVAIL:
311 xbt_dict_set(trace_connect_list_link_avail,
312 trace_connect->trace,
313 xbt_strdup(trace_connect->element), NULL);
315 case SURF_TRACE_CONNECT_KIND_BANDWIDTH:
316 xbt_dict_set(trace_connect_list_bandwidth,
317 trace_connect->trace,
318 xbt_strdup(trace_connect->element), NULL);
320 case SURF_TRACE_CONNECT_KIND_LATENCY:
321 xbt_dict_set(trace_connect_list_latency, trace_connect->trace,
322 xbt_strdup(trace_connect->element), NULL);
325 surf_parse_error("Cannot connect trace %s to %s: kind of trace unknown",
326 trace_connect->trace, trace_connect->element);
332 * \brief Make a new routing component to the platform
334 * Add a new autonomous system to the platform. Any elements (such as host,
335 * router or sub-AS) added after this call and before the corresponding call
336 * to sg_platf_new_AS_close() will be added to this AS.
338 * Once this function was called, the configuration concerning the used
339 * models cannot be changed anymore.
341 * @param AS_id name of this autonomous system. Must be unique in the platform
342 * @param wanted_routing_type one of Full, Floyd, Dijkstra or similar. Full list in the variable routing_models, in src/surf/surf_routing.c
344 void routing_AS_begin(sg_platf_AS_cbarg_t AS)
346 XBT_DEBUG("routing_AS_begin");
347 routing_model_description_t model = NULL;
349 xbt_assert(!xbt_lib_get_or_null
350 (as_router_lib, AS->id, ROUTING_ASR_LEVEL),
351 "The AS \"%s\" already exists", AS->id);
353 _sg_cfg_init_status = 2; /* horrible hack: direct access to the global
354 * controlling the level of configuration to prevent
355 * any further config */
357 /* search the routing model */
359 case A_surfxml_AS_routing_Cluster: model = &routing_models[SURF_MODEL_CLUSTER];break;
360 case A_surfxml_AS_routing_Cluster___torus: model = &routing_models[SURF_MODEL_TORUS_CLUSTER];break;
361 case A_surfxml_AS_routing_Dijkstra: model = &routing_models[SURF_MODEL_DIJKSTRA];break;
362 case A_surfxml_AS_routing_DijkstraCache: model = &routing_models[SURF_MODEL_DIJKSTRACACHE];break;
363 case A_surfxml_AS_routing_Floyd: model = &routing_models[SURF_MODEL_FLOYD];break;
364 case A_surfxml_AS_routing_Full: model = &routing_models[SURF_MODEL_FULL];break;
365 case A_surfxml_AS_routing_None: model = &routing_models[SURF_MODEL_NONE];break;
366 case A_surfxml_AS_routing_Vivaldi: model = &routing_models[SURF_MODEL_VIVALDI];break;
367 default: xbt_die("Not a valid model!!!");
371 /* make a new routing component */
372 AsPtr new_as = model->create();
374 new_as->p_modelDesc = model;
375 new_as->p_hierarchy = SURF_ROUTING_NULL;
376 new_as->p_name = xbt_strdup(AS->id);
378 RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(new_as->p_name),
380 SURF_NETWORK_ELEMENT_AS,
382 if (current_routing == NULL && routing_platf->p_root == NULL) {
384 /* it is the first one */
385 new_as->p_routingFather = NULL;
386 routing_platf->p_root = new_as;
388 } else if (current_routing != NULL && routing_platf->p_root != NULL) {
390 xbt_assert(!xbt_dict_get_or_null
391 (current_routing->p_routingSons, AS->id),
392 "The AS \"%s\" already exists", AS->id);
393 /* it is a part of the tree */
394 new_as->p_routingFather = current_routing;
395 /* set the father behavior */
396 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
397 current_routing->p_hierarchy = SURF_ROUTING_RECURSIVE;
398 /* add to the sons dictionary */
399 xbt_dict_set(current_routing->p_routingSons, AS->id,
400 (void *) new_as, NULL);
401 /* add to the father element list */
402 info->setId(current_routing->parseAS(info));
404 THROWF(arg_error, 0, "All defined components must be belong to a AS");
407 xbt_lib_set(as_router_lib, info->getName(), ROUTING_ASR_LEVEL,
409 XBT_DEBUG("Having set name '%s' id '%d'", new_as->p_name, info->getId());
411 /* set the new current component of the tree */
412 current_routing = new_as;
413 current_routing->p_netElem = info;
418 * \brief Specify that the current description of AS is finished
420 * Once you've declared all the content of your AS, you have to close
421 * it with this call. Your AS is not usable until you call this function.
423 * @fixme: this call is not as robust as wanted: bad things WILL happen
424 * if you call it twice for the same AS, or if you forget calling it, or
425 * even if you add stuff to a closed AS
428 void routing_AS_end(sg_platf_AS_cbarg_t /*AS*/)
431 if (current_routing == NULL) {
432 THROWF(arg_error, 0, "Close an AS, but none was under construction");
434 if (current_routing->p_modelDesc->end)
435 current_routing->p_modelDesc->end(current_routing);
436 current_routing = current_routing->p_routingFather;
440 /* Aux Business methods */
443 * \brief Get the AS father and the first elements of the chain
445 * \param src the source host name
446 * \param dst the destination host name
448 * Get the common father of the to processing units, and the first different
449 * father in the chain
451 static void elements_father(sg_routing_edge_t src, sg_routing_edge_t dst,
456 xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
457 #define ELEMENTS_FATHER_MAXDEPTH 16 /* increase if it is not enough */
458 AsPtr src_as, dst_as;
459 AsPtr path_src[ELEMENTS_FATHER_MAXDEPTH];
460 AsPtr path_dst[ELEMENTS_FATHER_MAXDEPTH];
468 /* (1) find the as where the src and dst are located */
469 sg_routing_edge_t src_data = src;
470 sg_routing_edge_t dst_data = dst;
471 src_as = src_data->getRcComponent();
472 dst_as = dst_data->getRcComponent();
474 char* src_name = src_data->getName();
475 char* dst_name = dst_data->getName();
478 xbt_assert(src_as && dst_as,
479 "Ask for route \"from\"(%s) or \"to\"(%s) no found", src_name, dst_name);
481 /* (2) find the path to the root routing component */
482 for (current = src_as; current != NULL; current = current->p_routingFather) {
483 if (index_src >= ELEMENTS_FATHER_MAXDEPTH)
484 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_src");
485 path_src[index_src++] = current;
487 for (current = dst_as; current != NULL; current = current->p_routingFather) {
488 if (index_dst >= ELEMENTS_FATHER_MAXDEPTH)
489 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_dst");
490 path_dst[index_dst++] = current;
493 /* (3) find the common father */
495 current_src = path_src[--index_src];
496 current_dst = path_dst[--index_dst];
497 } while (index_src > 0 && index_dst > 0 && current_src == current_dst);
499 /* (4) they are not in the same routing component, make the path */
500 if (current_src == current_dst)
501 father = current_src;
503 father = path_src[index_src + 1];
505 /* (5) result generation */
506 *res_father = father; /* first the common father of src and dst */
507 *res_src = current_src; /* second the first different father of src */
508 *res_dst = current_dst; /* three the first different father of dst */
510 #undef ELEMENTS_FATHER_MAXDEPTH
513 /* Global Business methods */
516 * \brief Recursive function for get_route_latency
518 * \param src the source host name
519 * \param dst the destination host name
520 * \param *route the route where the links are stored. It is either NULL or a ready to use dynar
521 * \param *latency the latency, if needed
523 * This function is called by "get_route" and "get_latency". It allows to walk
524 * recursively through the ASes tree.
526 static void _get_route_and_latency(RoutingEdgePtr src, RoutingEdgePtr dst,
527 xbt_dynar_t * links, double *latency)
529 s_sg_platf_route_cbarg_t route;
530 memset(&route,0,sizeof(route));
532 xbt_assert(src && dst, "bad parameters for \"_get_route_latency\" method");
533 XBT_DEBUG("Solve route/latency \"%s\" to \"%s\"", src->getName(), dst->getName());
535 /* Find how src and dst are interconnected */
536 AsPtr common_father, src_father, dst_father;
537 elements_father(src, dst, &common_father, &src_father, &dst_father);
538 XBT_DEBUG("elements_father: common father '%s' src_father '%s' dst_father '%s'",
539 common_father->p_name, src_father->p_name, dst_father->p_name);
541 /* Check whether a direct bypass is defined */
542 sg_platf_route_cbarg_t e_route_bypass = NULL;
543 //FIXME:REMOVE:if (common_father->get_bypass_route)
545 e_route_bypass = common_father->getBypassRoute(src, dst, latency);
547 /* Common ancestor is kind enough to declare a bypass route from src to dst -- use it and bail out */
548 if (e_route_bypass) {
549 xbt_dynar_merge(links, &e_route_bypass->link_list);
550 generic_free_route(e_route_bypass);
554 /* If src and dst are in the same AS, life is good */
555 if (src_father == dst_father) { /* SURF_ROUTING_BASE */
556 route.link_list = *links;
557 common_father->getRouteAndLatency(src, dst, &route, latency);
558 // if vivaldi latency+=vivaldi(src,dst)
562 /* Not in the same AS, no bypass. We'll have to find our path between the ASes recursively*/
564 route.link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
565 // Find the net_card corresponding to father
566 RoutingEdgePtr src_father_net_elm = src_father->p_netElem;
567 RoutingEdgePtr dst_father_net_elm = dst_father->p_netElem;
569 common_father->getRouteAndLatency(src_father_net_elm, dst_father_net_elm,
572 xbt_assert((route.gw_src != NULL) && (route.gw_dst != NULL),
573 "bad gateways for route from \"%s\" to \"%s\"", src->getName(), dst->getName());
575 sg_routing_edge_t src_gateway_net_elm = route.gw_src;
576 sg_routing_edge_t dst_gateway_net_elm = route.gw_dst;
578 /* If source gateway is not our source, we have to recursively find our way up to this point */
579 if (src != src_gateway_net_elm)
580 _get_route_and_latency(src, src_gateway_net_elm, links, latency);
581 xbt_dynar_merge(links, &route.link_list);
583 /* If dest gateway is not our destination, we have to recursively find our way from this point */
584 if (dst_gateway_net_elm != dst)
585 _get_route_and_latency(dst_gateway_net_elm, dst, links, latency);
587 // if vivaldi latency+=vivaldi(src_gateway,dst_gateway)
590 AS_t surf_platf_get_root(routing_platf_t platf){
591 return platf->p_root;
594 e_surf_network_element_type_t surf_routing_edge_get_rc_type(sg_routing_edge_t edge){
595 return edge->getRcType();
600 * \brief Find a route between hosts
602 * \param src the network_element_t for src host
603 * \param dst the network_element_t for dst host
604 * \param route where to store the list of links.
605 * If *route=NULL, create a short lived dynar. Else, fill the provided dynar
606 * \param latency where to store the latency experienced on the path (or NULL if not interested)
607 * It is the caller responsability to initialize latency to 0 (we add to provided route)
610 * walk through the routing components tree and find a route between hosts
611 * by calling the differents "get_route" functions in each routing component.
613 void RoutingPlatf::getRouteAndLatency(RoutingEdgePtr src, RoutingEdgePtr dst,
614 xbt_dynar_t* route, double *latency)
616 XBT_DEBUG("routing_get_route_and_latency from %s to %s", src->getName(), dst->getName());
618 xbt_dynar_reset(routing_platf->p_lastRoute);
619 *route = routing_platf->p_lastRoute;
622 _get_route_and_latency(src, dst, route, latency);
624 xbt_assert(!latency || *latency >= 0.0,
625 "negative latency on route between \"%s\" and \"%s\"", src->getName(), dst->getName());
628 xbt_dynar_t RoutingPlatf::getOneLinkRoutes(){
629 return recursiveGetOneLinkRoutes(p_root);
632 xbt_dynar_t RoutingPlatf::recursiveGetOneLinkRoutes(AsPtr rc)
634 xbt_dynar_t ret = xbt_dynar_new(sizeof(OnelinkPtr), xbt_free);
636 //adding my one link routes
637 xbt_dynar_t onelink_mine = rc->getOneLinkRoutes();
639 xbt_dynar_merge(&ret,&onelink_mine);
643 xbt_dict_cursor_t cursor = NULL;
645 xbt_dict_foreach(rc->p_routingSons, cursor, key, rc_child) {
646 xbt_dynar_t onelink_child = recursiveGetOneLinkRoutes(rc_child);
648 xbt_dynar_merge(&ret,&onelink_child);
653 e_surf_network_element_type_t routing_get_network_element_type(const char *name)
655 RoutingEdgePtr rc = sg_routing_edge_by_name_or_null(name);
657 return rc->getRcType();
659 return SURF_NETWORK_ELEMENT_NULL;
663 * \brief Generic method: create the global routing schema
665 * Make a global routing structure and set all the parsing functions.
667 void routing_model_create( void *loopback)
669 /* config the uniq global routing */
670 routing_platf = new RoutingPlatf();
671 routing_platf->p_root = NULL;
672 routing_platf->p_loopback = loopback;
673 routing_platf->p_lastRoute = xbt_dynar_new(sizeof(sg_routing_link_t),NULL);
674 /* no current routing at moment */
675 current_routing = NULL;
679 /* ************************************************** */
680 /* ********** PATERN FOR NEW ROUTING **************** */
682 /* The minimal configuration of a new routing model need the next functions,
683 * also you need to set at the start of the file, the new model in the model
684 * list. Remember keep the null ending of the list.
686 /*** Routing model structure ***/
688 // s_routing_component_t generic_routing;
689 // /* things that your routing model need */
690 // } s_routing_component_NEW_t,*routing_component_NEW_t;
692 /*** Parse routing model functions ***/
693 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
694 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
695 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
696 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
697 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
699 /*** Business methods ***/
700 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
701 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
702 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
704 /*** Creation routing model functions ***/
705 // static void* model_NEW_create(void) {
706 // routing_component_NEW_t new_component = xbt_new0(s_routing_component_NEW_t,1);
707 // new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
708 // new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
709 // new_component->generic_routing.set_route = model_NEW_set_route;
710 // new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
711 // new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
712 // new_component->generic_routing.get_route = NEW_get_route;
713 // new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
714 // new_component->generic_routing.finalize = NEW_finalize;
715 // /* initialization of internal structures */
716 // return new_component;
718 // static void model_NEW_load(void) {} /* mandatory */
719 // static void model_NEW_unload(void) {} /* mandatory */
720 // static void model_NEW_end(void) {} /* mandatory */
722 /* ************************************************************************** */
723 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
725 void routing_cluster_add_backbone(void* bb) {
726 xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER],
727 "You have to be in model Cluster to use tag backbone!");
728 xbt_assert(!surf_as_cluster_get_backbone(current_routing), "The backbone link is already defined!");
729 surf_as_cluster_set_backbone(current_routing, bb);
730 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->p_name);
733 static void routing_parse_cabinet(sg_platf_cabinet_cbarg_t cabinet)
736 char *groups , *host_id , *link_id = NULL;
738 xbt_dynar_t radical_elements;
739 xbt_dynar_t radical_ends;
742 radical_elements = xbt_str_split(cabinet->radical, ",");
743 xbt_dynar_foreach(radical_elements, iter, groups) {
745 radical_ends = xbt_str_split(groups, "-");
746 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
748 switch (xbt_dynar_length(radical_ends)) {
753 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
756 surf_parse_error("Malformed radical");
759 s_sg_platf_host_cbarg_t host;
760 memset(&host, 0, sizeof(host));
761 host.initial_state = SURF_RESOURCE_ON;
763 host.power_scale = 1.0;
764 host.core_amount = 1;
766 s_sg_platf_link_cbarg_t link;
767 memset(&link, 0, sizeof(link));
768 link.state = SURF_RESOURCE_ON;
769 link.policy = SURF_LINK_FULLDUPLEX;
770 link.latency = cabinet->lat;
771 link.bandwidth = cabinet->bw;
773 s_sg_platf_host_link_cbarg_t host_link;
774 memset(&host_link, 0, sizeof(host_link));
776 for (i = start; i <= end; i++) {
777 host_id = bprintf("%s%d%s",cabinet->prefix,i,cabinet->suffix);
778 link_id = bprintf("link_%s%d%s",cabinet->prefix,i,cabinet->suffix);
781 xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
782 xbt_dynar_push(power_state_list,&cabinet->power);
783 host.power_peak = power_state_list;
784 sg_platf_new_host(&host);
785 sg_platf_new_link(&link);
787 char* link_up = bprintf("%s_UP",link_id);
788 char* link_down = bprintf("%s_DOWN",link_id);
789 host_link.id = host_id;
790 host_link.link_up = link_up;
791 host_link.link_down= link_down;
792 sg_platf_new_host_link(&host_link);
800 xbt_dynar_free(&radical_ends);
802 xbt_dynar_free(&radical_elements);
805 static void routing_parse_cluster(sg_platf_cluster_cbarg_t cluster)
807 char *host_id, *groups, *link_id = NULL;
808 xbt_dict_t patterns = NULL;
811 s_sg_platf_host_cbarg_t host;
812 s_sg_platf_link_cbarg_t link;
816 xbt_dynar_t radical_elements;
817 xbt_dynar_t radical_ends;
819 if ((cluster->availability_trace && strcmp(cluster->availability_trace, ""))
820 || (cluster->state_trace && strcmp(cluster->state_trace, ""))) {
821 patterns = xbt_dict_new_homogeneous(xbt_free_f);
822 xbt_dict_set(patterns, "id", xbt_strdup(cluster->id), NULL);
823 xbt_dict_set(patterns, "prefix", xbt_strdup(cluster->prefix), NULL);
824 xbt_dict_set(patterns, "suffix", xbt_strdup(cluster->suffix), NULL);
827 /* parse the topology attribute. If we are not in a flat cluster,
828 * switch to the right mode and initialize the routing with
829 * the parameters in topo_parameters attribute
831 s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
834 if(cluster->topology == SURF_CLUSTER_TORUS){
835 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Torus_Cluster\">", cluster->id);
836 AS.routing = A_surfxml_AS_routing_Cluster___torus;
837 sg_platf_new_AS_begin(&AS);
838 ((AsClusterTorusPtr)current_routing)->parse_specific_arguments(cluster);
840 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", cluster->id);
841 AS.routing = A_surfxml_AS_routing_Cluster;
842 sg_platf_new_AS_begin(&AS);
845 if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
846 ((AsClusterPtr)current_routing)->p_nb_links_per_node++;
847 ((AsClusterPtr)current_routing)->p_has_loopback=1;
850 if(cluster->limiter_link!=0){
851 ((AsClusterPtr)current_routing)->p_nb_links_per_node++;
852 ((AsClusterPtr)current_routing)->p_has_limiter=1;
857 current_routing->p_linkUpDownList
858 = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
861 radical_elements = xbt_str_split(cluster->radical, ",");
862 xbt_dynar_foreach(radical_elements, iter, groups) {
864 radical_ends = xbt_str_split(groups, "-");
865 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
867 switch (xbt_dynar_length(radical_ends)) {
872 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
875 surf_parse_error("Malformed radical");
878 for (i = start; i <= end; i++) {
880 bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
881 link_id = bprintf("%s_link_%d", cluster->id, i);
883 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->power);
885 memset(&host, 0, sizeof(host));
887 if (cluster->availability_trace && strcmp(cluster->availability_trace, "")) {
888 xbt_dict_set(patterns, "radical", bprintf("%d", i), NULL);
889 char *avail_file = xbt_str_varsubst(cluster->availability_trace, patterns);
890 XBT_DEBUG("\tavailability_file=\"%s\"", avail_file);
891 host.power_trace = tmgr_trace_new_from_file(avail_file);
892 xbt_free(avail_file);
894 XBT_DEBUG("\tavailability_file=\"\"");
897 if (cluster->state_trace && strcmp(cluster->state_trace, "")) {
898 char *avail_file = xbt_str_varsubst(cluster->state_trace, patterns);
899 XBT_DEBUG("\tstate_file=\"%s\"", avail_file);
900 host.state_trace = tmgr_trace_new_from_file(avail_file);
901 xbt_free(avail_file);
903 XBT_DEBUG("\tstate_file=\"\"");
906 xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
907 xbt_dynar_push(power_state_list,&cluster->power);
908 host.power_peak = power_state_list;
911 //host.power_peak = cluster->power;
912 host.power_scale = 1.0;
913 host.core_amount = cluster->core_amount;
914 host.initial_state = SURF_RESOURCE_ON;
916 sg_platf_new_host(&host);
917 XBT_DEBUG("</host>");
919 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,
920 cluster->bw, cluster->lat);
923 s_surf_parsing_link_up_down_t info_lim, info_loop;
924 // All links are saved in a matrix;
925 // every row describes a single node; every node
926 // may have multiple links.
927 // the first column may store a link from x to x if p_has_loopback is set
928 // the second column may store a limiter link if p_has_limiter is set
929 // other columns are to store one or more link for the node
931 //add a loopback link
932 if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
933 char *tmp_link = bprintf("%s_loopback", link_id);
934 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
935 cluster->limiter_link);
938 memset(&link, 0, sizeof(link));
940 link.bandwidth = cluster->loopback_bw;
941 link.latency = cluster->loopback_lat;
942 link.state = SURF_RESOURCE_ON;
943 link.policy = SURF_LINK_FATPIPE;
944 sg_platf_new_link(&link);
946 xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
947 info_loop.link_down = info_loop.link_up;
949 xbt_dynar_set(current_routing->p_linkUpDownList, rankId*((AsClusterPtr)current_routing)->p_nb_links_per_node, &info_loop);
952 //add a limiter link (shared link to account for maximal bandwidth of the node)
953 if(cluster->limiter_link!=0){
954 char *tmp_link = bprintf("%s_limiter", link_id);
955 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
956 cluster->limiter_link);
959 memset(&link, 0, sizeof(link));
961 link.bandwidth = cluster->limiter_link;
963 link.state = SURF_RESOURCE_ON;
964 link.policy = SURF_LINK_SHARED;
965 sg_platf_new_link(&link);
967 xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
968 info_lim.link_down = info_lim.link_up;
970 xbt_dynar_set(current_routing->p_linkUpDownList,
971 rankId*((AsClusterPtr)current_routing)->p_nb_links_per_node + ((AsClusterPtr)current_routing)->p_has_loopback ,
977 //call the cluster function that adds the others links
979 ((AsClusterPtr)current_routing)->create_links_for_node(cluster, i, rankId, rankId*
980 ((AsClusterPtr)current_routing)->p_nb_links_per_node
981 + ((AsClusterPtr)current_routing)->p_has_loopback
982 + ((AsClusterPtr)current_routing)->p_has_limiter );
989 xbt_dynar_free(&radical_ends);
991 xbt_dynar_free(&radical_elements);
993 // Add a router. It is magically used thanks to the way in which surf_routing_cluster is written,
994 // and it's very useful to connect clusters together
996 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
998 s_sg_platf_router_cbarg_t router;
999 memset(&router, 0, sizeof(router));
1000 router.id = cluster->router_id;
1002 if (!router.id || !strcmp(router.id, ""))
1004 bprintf("%s%s_router%s", cluster->prefix, cluster->id,
1006 sg_platf_new_router(&router);
1007 ((AsClusterPtr)current_routing)->p_router = (RoutingEdgePtr) xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL);
1011 if ((cluster->bb_bw != 0) || (cluster->bb_lat != 0)) {
1012 char *link_backbone = bprintf("%s_backbone", cluster->id);
1013 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link_backbone,
1014 cluster->bb_bw, cluster->bb_lat);
1016 memset(&link, 0, sizeof(link));
1017 link.id = link_backbone;
1018 link.bandwidth = cluster->bb_bw;
1019 link.latency = cluster->bb_lat;
1020 link.state = SURF_RESOURCE_ON;
1021 link.policy = cluster->bb_sharing_policy;
1023 sg_platf_new_link(&link);
1025 routing_cluster_add_backbone(xbt_lib_get_or_null(link_lib, link_backbone, SURF_LINK_LEVEL));
1027 free(link_backbone);
1031 sg_platf_new_AS_end();
1033 xbt_dict_free(&patterns); // no op if it were never set
1036 static void routing_parse_postparse(void) {
1037 xbt_dict_free(&random_value);
1040 static void routing_parse_peer(sg_platf_peer_cbarg_t peer)
1042 char *host_id = NULL;
1043 char *link_id = NULL;
1044 char *router_id = NULL;
1047 host_id = HOST_PEER(peer->id);
1048 link_id = LINK_PEER(peer->id);
1049 router_id = ROUTER_PEER(peer->id);
1051 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", peer->id);
1052 s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
1054 AS.routing = A_surfxml_AS_routing_Cluster;
1055 sg_platf_new_AS_begin(&AS);
1057 current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
1059 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->power);
1060 s_sg_platf_host_cbarg_t host;
1061 memset(&host, 0, sizeof(host));
1062 host.initial_state = SURF_RESOURCE_ON;
1065 xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
1066 xbt_dynar_push(power_state_list,&peer->power);
1067 host.power_peak = power_state_list;
1069 //host.power_peak = peer->power;
1070 host.power_scale = 1.0;
1071 host.power_trace = peer->availability_trace;
1072 host.state_trace = peer->state_trace;
1073 host.core_amount = 1;
1074 sg_platf_new_host(&host);
1076 s_sg_platf_link_cbarg_t link;
1077 memset(&link, 0, sizeof(link));
1078 link.state = SURF_RESOURCE_ON;
1079 link.policy = SURF_LINK_SHARED;
1080 link.latency = peer->lat;
1082 char* link_up = bprintf("%s_UP",link_id);
1083 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_up,
1084 peer->bw_out, peer->lat);
1086 link.bandwidth = peer->bw_out;
1087 sg_platf_new_link(&link);
1089 char* link_down = bprintf("%s_DOWN",link_id);
1090 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_down,
1091 peer->bw_in, peer->lat);
1092 link.id = link_down;
1093 link.bandwidth = peer->bw_in;
1094 sg_platf_new_link(&link);
1096 XBT_DEBUG("<host_link\tid=\"%s\"\tup=\"%s\"\tdown=\"%s\" />", host_id,link_up,link_down);
1097 s_sg_platf_host_link_cbarg_t host_link;
1098 memset(&host_link, 0, sizeof(host_link));
1099 host_link.id = host_id;
1100 host_link.link_up = link_up;
1101 host_link.link_down= link_down;
1102 sg_platf_new_host_link(&host_link);
1104 XBT_DEBUG("<router id=\"%s\"/>", router_id);
1105 s_sg_platf_router_cbarg_t router;
1106 memset(&router, 0, sizeof(router));
1107 router.id = router_id;
1108 router.coord = peer->coord;
1109 sg_platf_new_router(&router);
1110 static_cast<AsClusterPtr>(current_routing)->p_router = static_cast<RoutingEdgePtr>(xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL));
1113 sg_platf_new_AS_end();
1116 //xbt_dynar_free(&tab_elements_num);
1124 // static void routing_parse_Srandom(void)
1126 // double mean, std, min, max, seed;
1127 // char *random_id = A_surfxml_random_id;
1128 // char *random_radical = A_surfxml_random_radical;
1129 // char *rd_name = NULL;
1131 // mean = surf_parse_get_double(A_surfxml_random_mean);
1132 // std = surf_parse_get_double(A_surfxml_random_std___deviation);
1133 // min = surf_parse_get_double(A_surfxml_random_min);
1134 // max = surf_parse_get_double(A_surfxml_random_max);
1135 // seed = surf_parse_get_double(A_surfxml_random_seed);
1139 // random_data_t random = xbt_new0(s_random_data_t, 1);
1142 // xbt_dynar_t radical_elements;
1143 // unsigned int iter;
1146 // xbt_dynar_t radical_ends;
1148 // switch (A_surfxml_random_generator) {
1149 // case AU_surfxml_random_generator:
1150 // case A_surfxml_random_generator_NONE:
1151 // random->generator = NONE;
1153 // case A_surfxml_random_generator_DRAND48:
1154 // random->generator = DRAND48;
1156 // case A_surfxml_random_generator_RAND:
1157 // random->generator = RAND;
1159 // case A_surfxml_random_generator_RNGSTREAM:
1160 // random->generator = RNGSTREAM;
1163 // surf_parse_error("Invalid random generator");
1166 // random->seed = seed;
1167 // random->min = min;
1168 // random->max = max;
1170 // /* Check user stupidities */
1172 // THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
1174 // THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean, min);
1176 // THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean, max);
1178 // /* normalize the mean and standard deviation before storing */
1179 // random->mean = (mean - min) / (max - min);
1180 // random->std = std / (max - min);
1182 // if (random->mean * (1 - random->mean) < random->std * random->std)
1183 // THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
1184 // random->mean, random->std);
1187 // ("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
1188 // random_id, random->min, random->max, random->mean, random->std,
1189 // (int)random->generator, random->seed, random_radical);
1191 // if (!random_value)
1192 // random_value = xbt_dict_new_homogeneous(free);
1194 // if (!strcmp(random_radical, "")) {
1195 // res = random_generate(random);
1196 // rd_value = bprintf("%f", res);
1197 // xbt_dict_set(random_value, random_id, rd_value, NULL);
1199 // radical_elements = xbt_str_split(random_radical, ",");
1200 // xbt_dynar_foreach(radical_elements, iter, groups) {
1201 // radical_ends = xbt_str_split(groups, "-");
1202 // switch (xbt_dynar_length(radical_ends)) {
1204 // xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
1205 // "Custom Random '%s' already exists !", random_id);
1206 // res = random_generate(random);
1208 // bprintf("%s%d", random_id,
1209 // atoi(xbt_dynar_getfirst_as(radical_ends, char *)));
1210 // xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
1211 // xbt_free(tmpbuf);
1215 // start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
1216 // end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
1217 // for (i = start; i <= end; i++) {
1218 // xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
1219 // "Custom Random '%s' already exists !", bprintf("%s%d",
1222 // res = random_generate(random);
1223 // tmpbuf = bprintf("%s%d", random_id, i);
1224 // xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
1225 // xbt_free(tmpbuf);
1229 // XBT_CRITICAL("Malformed radical");
1232 // res = random_generate(random);
1233 // rd_name = bprintf("%s_router", random_id);
1234 // rd_value = bprintf("%f", res);
1235 // xbt_dict_set(random_value, rd_name, rd_value, NULL);
1237 // xbt_dynar_free(&radical_ends);
1240 // xbt_dynar_free(&radical_elements);
1244 static void check_disk_attachment()
1246 xbt_lib_cursor_t cursor;
1249 RoutingEdgePtr host_elm;
1250 xbt_lib_foreach(storage_lib, cursor, key, data) {
1251 if(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL) != NULL) {
1252 StoragePtr storage = static_cast<StoragePtr>(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL));
1253 host_elm = sg_routing_edge_by_name_or_null(storage->p_attach);
1255 surf_parse_error("Enable to attach storage %s: host %s doesn't exist.", storage->getName(), storage->p_attach);
1260 void routing_register_callbacks()
1262 sg_platf_host_add_cb(parse_S_host);
1263 sg_platf_router_add_cb(parse_S_router);
1264 sg_platf_host_link_add_cb(parse_S_host_link);
1265 sg_platf_route_add_cb(parse_E_route);
1266 sg_platf_ASroute_add_cb(parse_E_ASroute);
1267 sg_platf_bypassRoute_add_cb(parse_E_bypassRoute);
1268 sg_platf_bypassASroute_add_cb(parse_E_bypassASroute);
1270 sg_platf_cluster_add_cb(routing_parse_cluster);
1271 sg_platf_cabinet_add_cb(routing_parse_cabinet);
1273 sg_platf_peer_add_cb(routing_parse_peer);
1274 sg_platf_postparse_add_cb(routing_parse_postparse);
1275 sg_platf_postparse_add_cb(check_disk_attachment);
1277 /* we care about the ASes while parsing the platf. Incredible, isnt it? */
1278 sg_platf_AS_end_add_cb(routing_AS_end);
1279 sg_platf_AS_begin_add_cb(routing_AS_begin);
1281 sg_platf_trace_add_cb(routing_parse_trace);
1282 sg_platf_trace_connect_add_cb(routing_parse_trace_connect);
1285 instr_routing_define_callbacks();
1290 * \brief Recursive function for finalize
1292 * \param rc the source host name
1294 * This fuction is call by "finalize". It allow to finalize the
1295 * AS or routing components. It delete all the structures.
1297 static void finalize_rec(AsPtr as) {
1298 xbt_dict_cursor_t cursor = NULL;
1302 xbt_dict_foreach(as->p_routingSons, cursor, key, elem) {
1309 /** \brief Frees all memory allocated by the routing module */
1310 void routing_exit(void) {
1311 delete routing_platf;
1314 RoutingPlatf::~RoutingPlatf()
1316 xbt_dynar_free(&p_lastRoute);
1317 finalize_rec(p_root);
1320 AS_t surf_AS_get_routing_root() {
1321 return routing_platf->p_root;
1324 const char *surf_AS_get_name(AsPtr as) {
1328 xbt_dict_t surf_AS_get_routing_sons(AsPtr as) {
1329 return as->p_routingSons;
1332 const char *surf_AS_get_model(AsPtr as) {
1333 return as->p_modelDesc->name;
1336 xbt_dynar_t surf_AS_get_hosts(AsPtr as) {
1337 xbt_dynar_t elms = as->p_indexNetworkElm;
1338 sg_routing_edge_t relm;
1341 int count = xbt_dynar_length(elms);
1342 xbt_dynar_t res = xbt_dynar_new(sizeof(xbt_dictelm_t), NULL);
1343 for (index = 0; index < count; index++) {
1344 relm = xbt_dynar_get_as(elms, index, RoutingEdgePtr);
1345 delm = xbt_lib_get_elm_or_null(host_lib, relm->getName());
1347 xbt_dynar_push(res, &delm);
1353 void surf_AS_get_graph(AS_t as, xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges) {
1354 as->getGraph(graph, nodes, edges);