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"
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"
17 #include "surf/surfxml_parse_values.h"
21 * @ingroup SURF_build_api
22 * @brief A library containing all known hosts
26 int SURF_HOST_LEVEL; //Surf host level
27 int SIMIX_STORAGE_LEVEL; //Simix storage level
28 int MSG_STORAGE_LEVEL; //Msg storage level
29 int MSG_FILE_LEVEL; //Msg file level
30 int SD_STORAGE_LEVEL; //Simdag storage level
31 int COORD_HOST_LEVEL=0; //Coordinates level
32 int NS3_HOST_LEVEL; //host node for ns3
35 * @ingroup SURF_build_api
36 * @brief A library containing all known links
39 int SURF_LINK_LEVEL; //Surf level
41 xbt_lib_t as_router_lib;
42 int ROUTING_ASR_LEVEL; //Routing level
43 int COORD_ASR_LEVEL; //Coordinates level
44 int NS3_ASR_LEVEL; //host node for ns3
45 int ROUTING_PROP_ASR_LEVEL; //Where the properties are stored
47 static xbt_dict_t random_value = NULL;
50 /** @brief Retrieve a routing edge from its name
52 * Routing edges are either host and routers, whatever
54 RoutingEdgePtr sg_routing_edge_by_name_or_null(const char *name) {
55 sg_host_t h = sg_host_by_name(name);
56 RoutingEdgePtr net_elm = h==NULL?NULL: sg_host_edge(h);
58 net_elm = (RoutingEdgePtr) xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
63 RoutingPlatfPtr routing_platf = NULL;
64 AsPtr current_routing = NULL;
66 /* global parse functions */
67 extern xbt_dynar_t mount_list;
69 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
71 static void routing_parse_peer(sg_platf_peer_cbarg_t peer); /* peer bypass */
72 // static void routing_parse_Srandom(void); /* random bypass */
74 static void routing_parse_postparse(void);
76 /* this lines are only for replace use like index in the model table */
81 SURF_MODEL_DIJKSTRACACHE,
85 SURF_MODEL_TORUS_CLUSTER,
86 SURF_MODEL_FAT_TREE_CLUSTER,
89 struct s_model_type routing_models[] = {
91 "Full routing data (fast, large memory requirements, fully expressive)",
92 model_full_create, model_full_end},
94 "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
95 model_floyd_create, model_floyd_end},
97 "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
98 model_dijkstra_create, model_dijkstra_both_end},
100 "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
101 model_dijkstracache_create, model_dijkstra_both_end},
102 {"none", "No routing (Unless you know what you are doing, avoid using this mode in combination with a non Constant network model).",
103 model_none_create, NULL},
104 {"Vivaldi", "Vivaldi routing",
105 model_vivaldi_create, NULL},
106 {"Cluster", "Cluster routing",
107 model_cluster_create, NULL},
108 {"Torus_Cluster", "Torus Cluster routing",
109 model_torus_cluster_create, NULL},
110 {"Fat_Tree_Cluster", "Fat Tree Cluster routing",
111 model_fat_tree_cluster_create, NULL},
112 {NULL, NULL, NULL, NULL}
116 * \brief Add a "host_link" to the network element list
118 static void parse_S_host_link(sg_platf_host_link_cbarg_t host)
120 RoutingEdgePtr info = sg_host_edge(sg_host_by_name(host->id));
121 xbt_assert(info, "Host '%s' not found!", host->id);
122 xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER] ||
123 current_routing->p_modelDesc == &routing_models[SURF_MODEL_VIVALDI],
124 "You have to be in model Cluster to use tag host_link!");
126 s_surf_parsing_link_up_down_t link_up_down;
127 link_up_down.link_up = xbt_lib_get_or_null(link_lib, host->link_up, SURF_LINK_LEVEL);
128 link_up_down.link_down = xbt_lib_get_or_null(link_lib, host->link_down, SURF_LINK_LEVEL);
130 xbt_assert(link_up_down.link_up, "Link '%s' not found!",host->link_up);
131 xbt_assert(link_up_down.link_down, "Link '%s' not found!",host->link_down);
133 if(!current_routing->p_linkUpDownList)
134 current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
136 // If dynar is is greater than edge id and if the host_link is already defined
137 if((int)xbt_dynar_length(current_routing->p_linkUpDownList) > info->getId() &&
138 xbt_dynar_get_as(current_routing->p_linkUpDownList, info->getId(), void*))
139 surf_parse_error("Host_link for '%s' is already defined!",host->id);
141 XBT_DEBUG("Push Host_link for host '%s' to position %d", info->getName(), info->getId());
142 xbt_dynar_set_as(current_routing->p_linkUpDownList, info->getId(), s_surf_parsing_link_up_down_t, link_up_down);
146 * \brief Add a "host" to the network element list
148 static void parse_S_host(sg_platf_host_cbarg_t host)
150 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
151 current_routing->p_hierarchy = SURF_ROUTING_BASE;
152 xbt_assert(!sg_host_by_name(host->id),
153 "Reading a host, processing unit \"%s\" already exists", host->id);
155 RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(host->id),
157 SURF_NETWORK_ELEMENT_HOST,
159 info->setId(current_routing->parsePU(info));
160 sg_host_edge_set(sg_host_by_name_or_create(host->id), info);
161 XBT_DEBUG("Having set name '%s' id '%d'", host->id, info->getId());
164 xbt_lib_set(storage_lib, host->id, ROUTING_STORAGE_HOST_LEVEL, (void *) mount_list);
168 if (host->coord && strcmp(host->coord, "")) {
172 if (!COORD_HOST_LEVEL)
173 xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
174 /* Pre-parse the host coordinates -- FIXME factorize with routers by overloading the routing->parse_PU function*/
175 xbt_dynar_t ctn_str = xbt_str_split_str(host->coord, " ");
176 xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
177 xbt_dynar_foreach(ctn_str,cursor, str) {
178 double val = atof(str);
179 xbt_dynar_push(ctn,&val);
181 xbt_dynar_shrink(ctn, 0);
182 xbt_dynar_free(&ctn_str);
183 xbt_lib_set(host_lib, host->id, COORD_HOST_LEVEL, (void *) ctn);
184 XBT_DEBUG("Having set host coordinates for '%s'",host->id);
189 * \brief Add a "router" to the network element list
191 static void parse_S_router(sg_platf_router_cbarg_t router)
193 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
194 current_routing->p_hierarchy = SURF_ROUTING_BASE;
195 xbt_assert(!xbt_lib_get_or_null(as_router_lib, router->id, ROUTING_ASR_LEVEL),
196 "Reading a router, processing unit \"%s\" already exists",
199 RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(router->id),
201 SURF_NETWORK_ELEMENT_ROUTER,
203 info->setId(current_routing->parsePU(info));
204 xbt_lib_set(as_router_lib, router->id, ROUTING_ASR_LEVEL, (void *) info);
205 XBT_DEBUG("Having set name '%s' id '%d'", router->id, info->getId());
207 if (router->coord && strcmp(router->coord, "")) {
211 if (!COORD_ASR_LEVEL)
212 xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
213 /* Pre-parse the host coordinates */
214 xbt_dynar_t ctn_str = xbt_str_split_str(router->coord, " ");
215 xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
216 xbt_dynar_foreach(ctn_str,cursor, str) {
217 double val = atof(str);
218 xbt_dynar_push(ctn,&val);
220 xbt_dynar_shrink(ctn, 0);
221 xbt_dynar_free(&ctn_str);
222 xbt_lib_set(as_router_lib, router->id, COORD_ASR_LEVEL, (void *) ctn);
223 XBT_DEBUG("Having set router coordinates for '%s'",router->id);
228 * \brief Store the route by calling the set_route function of the current routing component
230 static void parse_E_route(sg_platf_route_cbarg_t route)
232 /*FIXME:REMOVE:xbt_assert(current_routing->parse_route,
233 "no defined method \"set_route\" in \"%s\"",
234 current_routing->name);*/
236 current_routing->parseRoute(route);
240 * \brief Store the ASroute by calling the set_ASroute function of the current routing component
242 static void parse_E_ASroute(sg_platf_route_cbarg_t ASroute)
244 /*FIXME:REMOVE:xbt_assert(current_routing->parse_ASroute,
245 "no defined method \"set_ASroute\" in \"%s\"",
246 current_routing->name);*/
247 current_routing->parseASroute(ASroute);
251 * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
253 static void parse_E_bypassRoute(sg_platf_route_cbarg_t route)
255 /*FIXME:REMOVE:xbt_assert(current_routing->parse_bypassroute,
256 "Bypassing mechanism not implemented by routing '%s'",
257 current_routing->name);*/
259 current_routing->parseBypassroute(route);
263 * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
265 static void parse_E_bypassASroute(sg_platf_route_cbarg_t ASroute)
267 /*FIXME:REMOVE:xbt_assert(current_routing->parse_bypassroute,
268 "Bypassing mechanism not implemented by routing '%s'",
269 current_routing->name);*/
270 current_routing->parseBypassroute(ASroute);
273 static void routing_parse_trace(sg_platf_trace_cbarg_t trace)
275 tmgr_trace_t tmgr_trace;
276 if (!trace->file || strcmp(trace->file, "") != 0) {
277 tmgr_trace = tmgr_trace_new_from_file(trace->file);
278 } else if (strcmp(trace->pc_data, "") == 0) {
282 tmgr_trace_new_from_string(trace->id, trace->pc_data,
285 xbt_dict_set(traces_set_list, trace->id, (void *) tmgr_trace, NULL);
288 static void routing_parse_trace_connect(sg_platf_trace_connect_cbarg_t trace_connect)
290 xbt_assert(xbt_dict_get_or_null
291 (traces_set_list, trace_connect->trace),
292 "Cannot connect trace %s to %s: trace unknown",
293 trace_connect->trace,
294 trace_connect->element);
296 switch (trace_connect->kind) {
297 case SURF_TRACE_CONNECT_KIND_HOST_AVAIL:
298 xbt_dict_set(trace_connect_list_host_avail,
299 trace_connect->trace,
300 xbt_strdup(trace_connect->element), NULL);
302 case SURF_TRACE_CONNECT_KIND_POWER:
303 xbt_dict_set(trace_connect_list_power, trace_connect->trace,
304 xbt_strdup(trace_connect->element), NULL);
306 case SURF_TRACE_CONNECT_KIND_LINK_AVAIL:
307 xbt_dict_set(trace_connect_list_link_avail,
308 trace_connect->trace,
309 xbt_strdup(trace_connect->element), NULL);
311 case SURF_TRACE_CONNECT_KIND_BANDWIDTH:
312 xbt_dict_set(trace_connect_list_bandwidth,
313 trace_connect->trace,
314 xbt_strdup(trace_connect->element), NULL);
316 case SURF_TRACE_CONNECT_KIND_LATENCY:
317 xbt_dict_set(trace_connect_list_latency, trace_connect->trace,
318 xbt_strdup(trace_connect->element), NULL);
321 surf_parse_error("Cannot connect trace %s to %s: kind of trace unknown",
322 trace_connect->trace, trace_connect->element);
328 * \brief Make a new routing component to the platform
330 * Add a new autonomous system to the platform. Any elements (such as host,
331 * router or sub-AS) added after this call and before the corresponding call
332 * to sg_platf_new_AS_close() will be added to this AS.
334 * Once this function was called, the configuration concerning the used
335 * models cannot be changed anymore.
337 * @param AS_id name of this autonomous system. Must be unique in the platform
338 * @param wanted_routing_type one of Full, Floyd, Dijkstra or similar. Full list in the variable routing_models, in src/surf/surf_routing.c
340 void routing_AS_begin(sg_platf_AS_cbarg_t AS)
342 XBT_DEBUG("routing_AS_begin");
343 routing_model_description_t model = NULL;
345 xbt_assert(!xbt_lib_get_or_null
346 (as_router_lib, AS->id, ROUTING_ASR_LEVEL),
347 "The AS \"%s\" already exists", AS->id);
349 _sg_cfg_init_status = 2; /* horrible hack: direct access to the global
350 * controlling the level of configuration to prevent
351 * any further config */
353 /* search the routing model */
355 case A_surfxml_AS_routing_Cluster: model = &routing_models[SURF_MODEL_CLUSTER];break;
356 case A_surfxml_AS_routing_Cluster___torus: model = &routing_models[SURF_MODEL_TORUS_CLUSTER];break;
357 case A_surfxml_AS_routing_Cluster___fat___tree: model = &routing_models[SURF_MODEL_FAT_TREE_CLUSTER];break;
358 case A_surfxml_AS_routing_Dijkstra: model = &routing_models[SURF_MODEL_DIJKSTRA];break;
359 case A_surfxml_AS_routing_DijkstraCache: model = &routing_models[SURF_MODEL_DIJKSTRACACHE];break;
360 case A_surfxml_AS_routing_Floyd: model = &routing_models[SURF_MODEL_FLOYD];break;
361 case A_surfxml_AS_routing_Full: model = &routing_models[SURF_MODEL_FULL];break;
362 case A_surfxml_AS_routing_None: model = &routing_models[SURF_MODEL_NONE];break;
363 case A_surfxml_AS_routing_Vivaldi: model = &routing_models[SURF_MODEL_VIVALDI];break;
364 default: xbt_die("Not a valid model!!!");
368 /* make a new routing component */
369 AsPtr new_as = model->create();
371 new_as->p_modelDesc = model;
372 new_as->p_hierarchy = SURF_ROUTING_NULL;
373 new_as->p_name = xbt_strdup(AS->id);
375 RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(new_as->p_name),
377 SURF_NETWORK_ELEMENT_AS,
379 if (current_routing == NULL && routing_platf->p_root == NULL) {
381 /* it is the first one */
382 new_as->p_routingFather = NULL;
383 routing_platf->p_root = new_as;
385 } else if (current_routing != NULL && routing_platf->p_root != NULL) {
387 xbt_assert(!xbt_dict_get_or_null
388 (current_routing->p_routingSons, AS->id),
389 "The AS \"%s\" already exists", AS->id);
390 /* it is a part of the tree */
391 new_as->p_routingFather = current_routing;
392 /* set the father behavior */
393 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
394 current_routing->p_hierarchy = SURF_ROUTING_RECURSIVE;
395 /* add to the sons dictionary */
396 xbt_dict_set(current_routing->p_routingSons, AS->id,
397 (void *) new_as, NULL);
398 /* add to the father element list */
399 info->setId(current_routing->parseAS(info));
401 THROWF(arg_error, 0, "All defined components must belong to a AS");
404 xbt_lib_set(as_router_lib, info->getName(), ROUTING_ASR_LEVEL,
406 XBT_DEBUG("Having set name '%s' id '%d'", new_as->p_name, info->getId());
408 /* set the new current component of the tree */
409 current_routing = new_as;
410 current_routing->p_netElem = info;
415 * \brief Specify that the current description of AS is finished
417 * Once you've declared all the content of your AS, you have to close
418 * it with this call. Your AS is not usable until you call this function.
420 * @fixme: this call is not as robust as wanted: bad things WILL happen
421 * if you call it twice for the same AS, or if you forget calling it, or
422 * even if you add stuff to a closed AS
425 void routing_AS_end(sg_platf_AS_cbarg_t /*AS*/)
428 if (current_routing == NULL) {
429 THROWF(arg_error, 0, "Close an AS, but none was under construction");
431 if (current_routing->p_modelDesc->end)
432 current_routing->p_modelDesc->end(current_routing);
433 current_routing = current_routing->p_routingFather;
437 /* Aux Business methods */
440 * \brief Get the AS father and the first elements of the chain
442 * \param src the source host name
443 * \param dst the destination host name
445 * Get the common father of the to processing units, and the first different
446 * father in the chain
448 static void elements_father(sg_routing_edge_t src, sg_routing_edge_t dst,
453 xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
454 #define ELEMENTS_FATHER_MAXDEPTH 16 /* increase if it is not enough */
455 AsPtr src_as, dst_as;
456 AsPtr path_src[ELEMENTS_FATHER_MAXDEPTH];
457 AsPtr path_dst[ELEMENTS_FATHER_MAXDEPTH];
465 /* (1) find the as where the src and dst are located */
466 sg_routing_edge_t src_data = src;
467 sg_routing_edge_t dst_data = dst;
468 src_as = src_data->getRcComponent();
469 dst_as = dst_data->getRcComponent();
471 char* src_name = src_data->getName();
472 char* dst_name = dst_data->getName();
475 xbt_assert(src_as && dst_as,
476 "Ask for route \"from\"(%s) or \"to\"(%s) no found", src_name, dst_name);
478 /* (2) find the path to the root routing component */
479 for (current = src_as; current != NULL; current = current->p_routingFather) {
480 if (index_src >= ELEMENTS_FATHER_MAXDEPTH)
481 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_src");
482 path_src[index_src++] = current;
484 for (current = dst_as; current != NULL; current = current->p_routingFather) {
485 if (index_dst >= ELEMENTS_FATHER_MAXDEPTH)
486 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_dst");
487 path_dst[index_dst++] = current;
490 /* (3) find the common father */
492 current_src = path_src[--index_src];
493 current_dst = path_dst[--index_dst];
494 } while (index_src > 0 && index_dst > 0 && current_src == current_dst);
496 /* (4) they are not in the same routing component, make the path */
497 if (current_src == current_dst)
498 father = current_src;
500 father = path_src[index_src + 1];
502 /* (5) result generation */
503 *res_father = father; /* first the common father of src and dst */
504 *res_src = current_src; /* second the first different father of src */
505 *res_dst = current_dst; /* three the first different father of dst */
507 #undef ELEMENTS_FATHER_MAXDEPTH
510 /* Global Business methods */
513 * \brief Recursive function for get_route_latency
515 * \param src the source host name
516 * \param dst the destination host name
517 * \param *route the route where the links are stored. It is either NULL or a ready to use dynar
518 * \param *latency the latency, if needed
520 * This function is called by "get_route" and "get_latency". It allows to walk
521 * recursively through the ASes tree.
523 static void _get_route_and_latency(RoutingEdgePtr src, RoutingEdgePtr dst,
524 xbt_dynar_t * links, double *latency)
526 s_sg_platf_route_cbarg_t route;
527 memset(&route,0,sizeof(route));
529 xbt_assert(src && dst, "bad parameters for \"_get_route_latency\" method");
530 XBT_DEBUG("Solve route/latency \"%s\" to \"%s\"", src->getName(), dst->getName());
532 /* Find how src and dst are interconnected */
533 AsPtr common_father, src_father, dst_father;
534 elements_father(src, dst, &common_father, &src_father, &dst_father);
535 XBT_DEBUG("elements_father: common father '%s' src_father '%s' dst_father '%s'",
536 common_father->p_name, src_father->p_name, dst_father->p_name);
538 /* Check whether a direct bypass is defined */
539 sg_platf_route_cbarg_t e_route_bypass = NULL;
540 //FIXME:REMOVE:if (common_father->get_bypass_route)
542 e_route_bypass = common_father->getBypassRoute(src, dst, latency);
544 /* Common ancestor is kind enough to declare a bypass route from src to dst -- use it and bail out */
545 if (e_route_bypass) {
546 xbt_dynar_merge(links, &e_route_bypass->link_list);
547 generic_free_route(e_route_bypass);
551 /* If src and dst are in the same AS, life is good */
552 if (src_father == dst_father) { /* SURF_ROUTING_BASE */
553 route.link_list = *links;
554 common_father->getRouteAndLatency(src, dst, &route, latency);
555 // if vivaldi latency+=vivaldi(src,dst)
559 /* Not in the same AS, no bypass. We'll have to find our path between the ASes recursively*/
561 route.link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
562 // Find the net_card corresponding to father
563 RoutingEdgePtr src_father_net_elm = src_father->p_netElem;
564 RoutingEdgePtr dst_father_net_elm = dst_father->p_netElem;
566 common_father->getRouteAndLatency(src_father_net_elm, dst_father_net_elm,
569 xbt_assert((route.gw_src != NULL) && (route.gw_dst != NULL),
570 "bad gateways for route from \"%s\" to \"%s\"", src->getName(), dst->getName());
572 sg_routing_edge_t src_gateway_net_elm = route.gw_src;
573 sg_routing_edge_t dst_gateway_net_elm = route.gw_dst;
575 /* If source gateway is not our source, we have to recursively find our way up to this point */
576 if (src != src_gateway_net_elm)
577 _get_route_and_latency(src, src_gateway_net_elm, links, latency);
578 xbt_dynar_merge(links, &route.link_list);
580 /* If dest gateway is not our destination, we have to recursively find our way from this point */
581 if (dst_gateway_net_elm != dst)
582 _get_route_and_latency(dst_gateway_net_elm, dst, links, latency);
584 // if vivaldi latency+=vivaldi(src_gateway,dst_gateway)
587 AS_t surf_platf_get_root(routing_platf_t platf){
588 return platf->p_root;
591 e_surf_network_element_type_t surf_routing_edge_get_rc_type(sg_routing_edge_t edge){
592 return edge->getRcType();
597 * \brief Find a route between hosts
599 * \param src the network_element_t for src host
600 * \param dst the network_element_t for dst host
601 * \param route where to store the list of links.
602 * If *route=NULL, create a short lived dynar. Else, fill the provided dynar
603 * \param latency where to store the latency experienced on the path (or NULL if not interested)
604 * It is the caller responsability to initialize latency to 0 (we add to provided route)
607 * walk through the routing components tree and find a route between hosts
608 * by calling the differents "get_route" functions in each routing component.
610 void RoutingPlatf::getRouteAndLatency(RoutingEdgePtr src, RoutingEdgePtr dst,
611 xbt_dynar_t* route, double *latency)
613 XBT_DEBUG("routing_get_route_and_latency from %s to %s", src->getName(), dst->getName());
615 xbt_dynar_reset(routing_platf->p_lastRoute);
616 *route = routing_platf->p_lastRoute;
619 _get_route_and_latency(src, dst, route, latency);
621 xbt_assert(!latency || *latency >= 0.0,
622 "negative latency on route between \"%s\" and \"%s\"", src->getName(), dst->getName());
625 xbt_dynar_t RoutingPlatf::getOneLinkRoutes(){
626 return recursiveGetOneLinkRoutes(p_root);
629 xbt_dynar_t RoutingPlatf::recursiveGetOneLinkRoutes(AsPtr rc)
631 xbt_dynar_t ret = xbt_dynar_new(sizeof(OnelinkPtr), xbt_free_f);
633 //adding my one link routes
634 xbt_dynar_t onelink_mine = rc->getOneLinkRoutes();
636 xbt_dynar_merge(&ret,&onelink_mine);
640 xbt_dict_cursor_t cursor = NULL;
642 xbt_dict_foreach(rc->p_routingSons, cursor, key, rc_child) {
643 xbt_dynar_t onelink_child = recursiveGetOneLinkRoutes(rc_child);
645 xbt_dynar_merge(&ret,&onelink_child);
650 e_surf_network_element_type_t routing_get_network_element_type(const char *name)
652 RoutingEdgePtr rc = sg_routing_edge_by_name_or_null(name);
654 return rc->getRcType();
656 return SURF_NETWORK_ELEMENT_NULL;
660 * \brief Generic method: create the global routing schema
662 * Make a global routing structure and set all the parsing functions.
664 void routing_model_create( void *loopback)
666 /* config the uniq global routing */
667 routing_platf = new RoutingPlatf();
668 routing_platf->p_root = NULL;
669 routing_platf->p_loopback = loopback;
670 routing_platf->p_lastRoute = xbt_dynar_new(sizeof(sg_routing_link_t),NULL);
671 /* no current routing at moment */
672 current_routing = NULL;
676 /* ************************************************** */
677 /* ********** PATERN FOR NEW ROUTING **************** */
679 /* The minimal configuration of a new routing model need the next functions,
680 * also you need to set at the start of the file, the new model in the model
681 * list. Remember keep the null ending of the list.
683 /*** Routing model structure ***/
685 // s_routing_component_t generic_routing;
686 // /* things that your routing model need */
687 // } s_routing_component_NEW_t,*routing_component_NEW_t;
689 /*** Parse routing model functions ***/
690 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
691 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
692 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
693 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
694 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
696 /*** Business methods ***/
697 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
698 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
699 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
701 /*** Creation routing model functions ***/
702 // static void* model_NEW_create(void) {
703 // routing_component_NEW_t new_component = xbt_new0(s_routing_component_NEW_t,1);
704 // new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
705 // new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
706 // new_component->generic_routing.set_route = model_NEW_set_route;
707 // new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
708 // new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
709 // new_component->generic_routing.get_route = NEW_get_route;
710 // new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
711 // new_component->generic_routing.finalize = NEW_finalize;
712 // /* initialization of internal structures */
713 // return new_component;
715 // static void model_NEW_load(void) {} /* mandatory */
716 // static void model_NEW_unload(void) {} /* mandatory */
717 // static void model_NEW_end(void) {} /* mandatory */
719 /* ************************************************************************** */
720 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
722 void routing_cluster_add_backbone(void* bb) {
723 xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER],
724 "You have to be in model Cluster to use tag backbone!");
725 xbt_assert(!surf_as_cluster_get_backbone(current_routing), "The backbone link is already defined!");
726 surf_as_cluster_set_backbone(current_routing, bb);
727 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->p_name);
730 static void routing_parse_cabinet(sg_platf_cabinet_cbarg_t cabinet)
733 char *groups , *host_id , *link_id = NULL;
735 xbt_dynar_t radical_elements;
736 xbt_dynar_t radical_ends;
739 radical_elements = xbt_str_split(cabinet->radical, ",");
740 xbt_dynar_foreach(radical_elements, iter, groups) {
742 radical_ends = xbt_str_split(groups, "-");
743 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
745 switch (xbt_dynar_length(radical_ends)) {
750 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
753 surf_parse_error("Malformed radical");
756 s_sg_platf_host_cbarg_t host;
757 memset(&host, 0, sizeof(host));
758 host.initial_state = SURF_RESOURCE_ON;
760 host.power_scale = 1.0;
761 host.core_amount = 1;
763 s_sg_platf_link_cbarg_t link;
764 memset(&link, 0, sizeof(link));
765 link.state = SURF_RESOURCE_ON;
766 link.policy = SURF_LINK_FULLDUPLEX;
767 link.latency = cabinet->lat;
768 link.bandwidth = cabinet->bw;
770 s_sg_platf_host_link_cbarg_t host_link;
771 memset(&host_link, 0, sizeof(host_link));
773 for (i = start; i <= end; i++) {
774 host_id = bprintf("%s%d%s",cabinet->prefix,i,cabinet->suffix);
775 link_id = bprintf("link_%s%d%s",cabinet->prefix,i,cabinet->suffix);
778 xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
779 xbt_dynar_push(power_state_list,&cabinet->power);
780 host.power_peak = power_state_list;
781 sg_platf_new_host(&host);
782 sg_platf_new_link(&link);
784 char* link_up = bprintf("%s_UP",link_id);
785 char* link_down = bprintf("%s_DOWN",link_id);
786 host_link.id = host_id;
787 host_link.link_up = link_up;
788 host_link.link_down = link_down;
789 sg_platf_new_host_link(&host_link);
797 xbt_dynar_free(&radical_ends);
799 xbt_dynar_free(&radical_elements);
802 static void routing_parse_cluster(sg_platf_cluster_cbarg_t cluster)
804 char *host_id, *groups, *link_id = NULL;
805 xbt_dict_t patterns = NULL;
808 s_sg_platf_host_cbarg_t host;
809 s_sg_platf_link_cbarg_t link;
813 xbt_dynar_t radical_elements;
814 xbt_dynar_t radical_ends;
816 if ((cluster->availability_trace && strcmp(cluster->availability_trace, ""))
817 || (cluster->state_trace && strcmp(cluster->state_trace, ""))) {
818 patterns = xbt_dict_new_homogeneous(xbt_free_f);
819 xbt_dict_set(patterns, "id", xbt_strdup(cluster->id), NULL);
820 xbt_dict_set(patterns, "prefix", xbt_strdup(cluster->prefix), NULL);
821 xbt_dict_set(patterns, "suffix", xbt_strdup(cluster->suffix), NULL);
824 /* parse the topology attribute. If we are not in a flat cluster,
825 * switch to the right mode and initialize the routing with
826 * the parameters in topo_parameters attribute
828 s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
831 if(cluster->topology == SURF_CLUSTER_TORUS){
832 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Torus_Cluster\">", cluster->id);
833 AS.routing = A_surfxml_AS_routing_Cluster___torus;
834 sg_platf_new_AS_begin(&AS);
835 ((AsClusterTorusPtr)current_routing)->parse_specific_arguments(cluster);
837 else if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
838 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Fat_Tree_Cluster\">", cluster->id);
839 AS.routing = A_surfxml_AS_routing_Cluster___fat___tree;
840 sg_platf_new_AS_begin(&AS);
841 ((AsClusterFatTree*)current_routing)->parse_specific_arguments(cluster);
845 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", cluster->id);
846 AS.routing = A_surfxml_AS_routing_Cluster;
847 sg_platf_new_AS_begin(&AS);
850 if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
851 ((AsClusterPtr)current_routing)->p_nb_links_per_node++;
852 ((AsClusterPtr)current_routing)->p_has_loopback=1;
855 if(cluster->limiter_link!=0){
856 ((AsClusterPtr)current_routing)->p_nb_links_per_node++;
857 ((AsClusterPtr)current_routing)->p_has_limiter=1;
862 current_routing->p_linkUpDownList
863 = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
866 radical_elements = xbt_str_split(cluster->radical, ",");
867 xbt_dynar_foreach(radical_elements, iter, groups) {
869 radical_ends = xbt_str_split(groups, "-");
870 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
872 switch (xbt_dynar_length(radical_ends)) {
877 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
880 surf_parse_error("Malformed radical");
883 for (i = start; i <= end; i++) {
885 bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
886 link_id = bprintf("%s_link_%d", cluster->id, i);
888 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->power);
890 memset(&host, 0, sizeof(host));
892 if ((cluster->properties != NULL) && (!xbt_dict_is_empty(cluster->properties))) {
893 xbt_dict_cursor_t cursor=NULL;
895 host.properties = xbt_dict_new();
897 xbt_dict_foreach(cluster->properties,cursor,key,data) {
898 xbt_dict_set(host.properties, key, xbt_strdup(data),free);
901 if (cluster->availability_trace && strcmp(cluster->availability_trace, "")) {
902 xbt_dict_set(patterns, "radical", bprintf("%d", i), NULL);
903 char *avail_file = xbt_str_varsubst(cluster->availability_trace, patterns);
904 XBT_DEBUG("\tavailability_file=\"%s\"", avail_file);
905 host.power_trace = tmgr_trace_new_from_file(avail_file);
906 xbt_free(avail_file);
908 XBT_DEBUG("\tavailability_file=\"\"");
911 if (cluster->state_trace && strcmp(cluster->state_trace, "")) {
912 char *avail_file = xbt_str_varsubst(cluster->state_trace, patterns);
913 XBT_DEBUG("\tstate_file=\"%s\"", avail_file);
914 host.state_trace = tmgr_trace_new_from_file(avail_file);
915 xbt_free(avail_file);
917 XBT_DEBUG("\tstate_file=\"\"");
920 xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
921 xbt_dynar_push(power_state_list,&cluster->power);
922 host.power_peak = power_state_list;
925 //host.power_peak = cluster->power;
926 host.power_scale = 1.0;
927 host.core_amount = cluster->core_amount;
928 host.initial_state = SURF_RESOURCE_ON;
930 sg_platf_new_host(&host);
931 XBT_DEBUG("</host>");
933 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,
934 cluster->bw, cluster->lat);
937 s_surf_parsing_link_up_down_t info_lim, info_loop;
938 // All links are saved in a matrix;
939 // every row describes a single node; every node
940 // may have multiple links.
941 // the first column may store a link from x to x if p_has_loopback is set
942 // the second column may store a limiter link if p_has_limiter is set
943 // other columns are to store one or more link for the node
945 //add a loopback link
946 if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
947 char *tmp_link = bprintf("%s_loopback", link_id);
948 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
949 cluster->limiter_link);
952 memset(&link, 0, sizeof(link));
954 link.bandwidth = cluster->loopback_bw;
955 link.latency = cluster->loopback_lat;
956 link.state = SURF_RESOURCE_ON;
957 link.policy = SURF_LINK_FATPIPE;
958 sg_platf_new_link(&link);
960 xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
961 info_loop.link_down = info_loop.link_up;
963 xbt_dynar_set(current_routing->p_linkUpDownList, rankId*((AsClusterPtr)current_routing)->p_nb_links_per_node, &info_loop);
966 //add a limiter link (shared link to account for maximal bandwidth of the node)
967 if(cluster->limiter_link!=0){
968 char *tmp_link = bprintf("%s_limiter", link_id);
969 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
970 cluster->limiter_link);
973 memset(&link, 0, sizeof(link));
975 link.bandwidth = cluster->limiter_link;
977 link.state = SURF_RESOURCE_ON;
978 link.policy = SURF_LINK_SHARED;
979 sg_platf_new_link(&link);
981 xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
982 info_lim.link_down = info_lim.link_up;
984 xbt_dynar_set(current_routing->p_linkUpDownList,
985 rankId*((AsClusterPtr)current_routing)->p_nb_links_per_node + ((AsClusterPtr)current_routing)->p_has_loopback ,
991 //call the cluster function that adds the others links
992 if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
993 ((AsClusterFatTree*) current_routing)->addProcessingNode(i);
996 ((AsClusterPtr)current_routing)->create_links_for_node(cluster, i, rankId, rankId*
997 ((AsClusterPtr)current_routing)->p_nb_links_per_node
998 + ((AsClusterPtr)current_routing)->p_has_loopback
999 + ((AsClusterPtr)current_routing)->p_has_limiter );
1006 xbt_dynar_free(&radical_ends);
1008 xbt_dynar_free(&radical_elements);
1010 // For fat trees, the links must be created once all nodes have been added
1011 if(cluster->topology == SURF_CLUSTER_FAT_TREE) {
1012 ((AsClusterFatTree*)current_routing)->create_links();
1014 // Add a router. It is magically used thanks to the way in which surf_routing_cluster is written,
1015 // and it's very useful to connect clusters together
1017 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
1019 s_sg_platf_router_cbarg_t router;
1020 memset(&router, 0, sizeof(router));
1021 router.id = cluster->router_id;
1023 if (!router.id || !strcmp(router.id, ""))
1025 bprintf("%s%s_router%s", cluster->prefix, cluster->id,
1027 sg_platf_new_router(&router);
1028 ((AsClusterPtr)current_routing)->p_router = (RoutingEdgePtr) xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL);
1032 if ((cluster->bb_bw != 0) || (cluster->bb_lat != 0)) {
1033 char *link_backbone = bprintf("%s_backbone", cluster->id);
1034 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link_backbone,
1035 cluster->bb_bw, cluster->bb_lat);
1037 memset(&link, 0, sizeof(link));
1038 link.id = link_backbone;
1039 link.bandwidth = cluster->bb_bw;
1040 link.latency = cluster->bb_lat;
1041 link.state = SURF_RESOURCE_ON;
1042 link.policy = cluster->bb_sharing_policy;
1044 sg_platf_new_link(&link);
1046 routing_cluster_add_backbone(xbt_lib_get_or_null(link_lib, link_backbone, SURF_LINK_LEVEL));
1048 free(link_backbone);
1052 sg_platf_new_AS_end();
1054 xbt_dict_free(&patterns); // no op if it were never set
1057 static void routing_parse_postparse(void) {
1058 xbt_dict_free(&random_value);
1061 static void routing_parse_peer(sg_platf_peer_cbarg_t peer)
1063 char *host_id = NULL;
1064 char *link_id = NULL;
1065 char *router_id = NULL;
1068 host_id = HOST_PEER(peer->id);
1069 link_id = LINK_PEER(peer->id);
1070 router_id = ROUTER_PEER(peer->id);
1072 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", peer->id);
1073 s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
1075 AS.routing = A_surfxml_AS_routing_Cluster;
1076 sg_platf_new_AS_begin(&AS);
1078 current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
1080 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->power);
1081 s_sg_platf_host_cbarg_t host;
1082 memset(&host, 0, sizeof(host));
1083 host.initial_state = SURF_RESOURCE_ON;
1086 xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
1087 xbt_dynar_push(power_state_list,&peer->power);
1088 host.power_peak = power_state_list;
1090 //host.power_peak = peer->power;
1091 host.power_scale = 1.0;
1092 host.power_trace = peer->availability_trace;
1093 host.state_trace = peer->state_trace;
1094 host.core_amount = 1;
1095 sg_platf_new_host(&host);
1097 s_sg_platf_link_cbarg_t link;
1098 memset(&link, 0, sizeof(link));
1099 link.state = SURF_RESOURCE_ON;
1100 link.policy = SURF_LINK_SHARED;
1101 link.latency = peer->lat;
1103 char* link_up = bprintf("%s_UP",link_id);
1104 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_up,
1105 peer->bw_out, peer->lat);
1107 link.bandwidth = peer->bw_out;
1108 sg_platf_new_link(&link);
1110 char* link_down = bprintf("%s_DOWN",link_id);
1111 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_down,
1112 peer->bw_in, peer->lat);
1113 link.id = link_down;
1114 link.bandwidth = peer->bw_in;
1115 sg_platf_new_link(&link);
1117 XBT_DEBUG("<host_link\tid=\"%s\"\tup=\"%s\"\tdown=\"%s\" />", host_id,link_up,link_down);
1118 s_sg_platf_host_link_cbarg_t host_link;
1119 memset(&host_link, 0, sizeof(host_link));
1120 host_link.id = host_id;
1121 host_link.link_up = link_up;
1122 host_link.link_down = link_down;
1123 sg_platf_new_host_link(&host_link);
1125 XBT_DEBUG("<router id=\"%s\"/>", router_id);
1126 s_sg_platf_router_cbarg_t router;
1127 memset(&router, 0, sizeof(router));
1128 router.id = router_id;
1129 router.coord = peer->coord;
1130 sg_platf_new_router(&router);
1131 static_cast<AsClusterPtr>(current_routing)->p_router = static_cast<RoutingEdgePtr>(xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL));
1134 sg_platf_new_AS_end();
1137 //xbt_dynar_free(&tab_elements_num);
1145 // static void routing_parse_Srandom(void)
1147 // double mean, std, min, max, seed;
1148 // char *random_id = A_surfxml_random_id;
1149 // char *random_radical = A_surfxml_random_radical;
1150 // char *rd_name = NULL;
1152 // mean = surf_parse_get_double(A_surfxml_random_mean);
1153 // std = surf_parse_get_double(A_surfxml_random_std___deviation);
1154 // min = surf_parse_get_double(A_surfxml_random_min);
1155 // max = surf_parse_get_double(A_surfxml_random_max);
1156 // seed = surf_parse_get_double(A_surfxml_random_seed);
1160 // random_data_t random = xbt_new0(s_random_data_t, 1);
1163 // xbt_dynar_t radical_elements;
1164 // unsigned int iter;
1167 // xbt_dynar_t radical_ends;
1169 // switch (A_surfxml_random_generator) {
1170 // case AU_surfxml_random_generator:
1171 // case A_surfxml_random_generator_NONE:
1172 // random->generator = NONE;
1174 // case A_surfxml_random_generator_DRAND48:
1175 // random->generator = DRAND48;
1177 // case A_surfxml_random_generator_RAND:
1178 // random->generator = RAND;
1180 // case A_surfxml_random_generator_RNGSTREAM:
1181 // random->generator = RNGSTREAM;
1184 // surf_parse_error("Invalid random generator");
1187 // random->seed = seed;
1188 // random->min = min;
1189 // random->max = max;
1191 // /* Check user stupidities */
1193 // THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
1195 // THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean, min);
1197 // THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean, max);
1199 // /* normalize the mean and standard deviation before storing */
1200 // random->mean = (mean - min) / (max - min);
1201 // random->std = std / (max - min);
1203 // if (random->mean * (1 - random->mean) < random->std * random->std)
1204 // THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
1205 // random->mean, random->std);
1208 // ("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
1209 // random_id, random->min, random->max, random->mean, random->std,
1210 // (int)random->generator, random->seed, random_radical);
1212 // if (!random_value)
1213 // random_value = xbt_dict_new_homogeneous(free);
1215 // if (!strcmp(random_radical, "")) {
1216 // res = random_generate(random);
1217 // rd_value = bprintf("%f", res);
1218 // xbt_dict_set(random_value, random_id, rd_value, NULL);
1220 // radical_elements = xbt_str_split(random_radical, ",");
1221 // xbt_dynar_foreach(radical_elements, iter, groups) {
1222 // radical_ends = xbt_str_split(groups, "-");
1223 // switch (xbt_dynar_length(radical_ends)) {
1225 // xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
1226 // "Custom Random '%s' already exists !", random_id);
1227 // res = random_generate(random);
1229 // bprintf("%s%d", random_id,
1230 // atoi(xbt_dynar_getfirst_as(radical_ends, char *)));
1231 // xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
1232 // xbt_free(tmpbuf);
1236 // start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
1237 // end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
1238 // for (i = start; i <= end; i++) {
1239 // xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
1240 // "Custom Random '%s' already exists !", bprintf("%s%d",
1243 // res = random_generate(random);
1244 // tmpbuf = bprintf("%s%d", random_id, i);
1245 // xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
1246 // xbt_free(tmpbuf);
1250 // XBT_CRITICAL("Malformed radical");
1253 // res = random_generate(random);
1254 // rd_name = bprintf("%s_router", random_id);
1255 // rd_value = bprintf("%f", res);
1256 // xbt_dict_set(random_value, rd_name, rd_value, NULL);
1258 // xbt_dynar_free(&radical_ends);
1261 // xbt_dynar_free(&radical_elements);
1265 static void check_disk_attachment()
1267 xbt_lib_cursor_t cursor;
1270 RoutingEdgePtr host_elm;
1271 xbt_lib_foreach(storage_lib, cursor, key, data) {
1272 if(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL) != NULL) {
1273 StoragePtr storage = static_cast<StoragePtr>(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL));
1274 host_elm = sg_routing_edge_by_name_or_null(storage->p_attach);
1276 surf_parse_error("Unable to attach storage %s: host %s doesn't exist.", storage->getName(), storage->p_attach);
1281 void routing_register_callbacks()
1283 sg_platf_host_add_cb(parse_S_host);
1284 sg_platf_router_add_cb(parse_S_router);
1285 sg_platf_host_link_add_cb(parse_S_host_link);
1286 sg_platf_route_add_cb(parse_E_route);
1287 sg_platf_ASroute_add_cb(parse_E_ASroute);
1288 sg_platf_bypassRoute_add_cb(parse_E_bypassRoute);
1289 sg_platf_bypassASroute_add_cb(parse_E_bypassASroute);
1291 sg_platf_cluster_add_cb(routing_parse_cluster);
1292 sg_platf_cabinet_add_cb(routing_parse_cabinet);
1294 sg_platf_peer_add_cb(routing_parse_peer);
1295 sg_platf_postparse_add_cb(routing_parse_postparse);
1296 sg_platf_postparse_add_cb(check_disk_attachment);
1298 /* we care about the ASes while parsing the platf. Incredible, isnt it? */
1299 sg_platf_AS_end_add_cb(routing_AS_end);
1300 sg_platf_AS_begin_add_cb(routing_AS_begin);
1302 sg_platf_trace_add_cb(routing_parse_trace);
1303 sg_platf_trace_connect_add_cb(routing_parse_trace_connect);
1305 instr_routing_define_callbacks();
1309 * \brief Recursive function for finalize
1311 * \param rc the source host name
1313 * This fuction is call by "finalize". It allow to finalize the
1314 * AS or routing components. It delete all the structures.
1316 static void finalize_rec(AsPtr as) {
1317 xbt_dict_cursor_t cursor = NULL;
1321 xbt_dict_foreach(as->p_routingSons, cursor, key, elem) {
1328 /** \brief Frees all memory allocated by the routing module */
1329 void routing_exit(void) {
1330 delete routing_platf;
1333 RoutingPlatf::~RoutingPlatf()
1335 xbt_dynar_free(&p_lastRoute);
1336 finalize_rec(p_root);
1339 AS_t surf_AS_get_routing_root() {
1340 return routing_platf->p_root;
1343 const char *surf_AS_get_name(AsPtr as) {
1347 static AsPtr surf_AS_recursive_get_by_name(AsPtr current, const char * name) {
1348 xbt_dict_cursor_t cursor = NULL;
1353 if(!strcmp(current->p_name, name))
1356 xbt_dict_foreach(current->p_routingSons, cursor, key, elem) {
1357 tmp = surf_AS_recursive_get_by_name(elem, name);
1366 AsPtr surf_AS_get_by_name(const char * name) {
1367 AsPtr as = surf_AS_recursive_get_by_name(routing_platf->p_root, name);
1369 XBT_WARN("Impossible to find an AS with name %s, please check your input", name);
1373 xbt_dict_t surf_AS_get_routing_sons(AsPtr as) {
1374 return as->p_routingSons;
1377 const char *surf_AS_get_model(AsPtr as) {
1378 return as->p_modelDesc->name;
1381 xbt_dynar_t surf_AS_get_hosts(AsPtr as) {
1382 xbt_dynar_t elms = as->p_indexNetworkElm;
1383 sg_routing_edge_t relm;
1386 int count = xbt_dynar_length(elms);
1387 xbt_dynar_t res = xbt_dynar_new(sizeof(xbt_dictelm_t), NULL);
1388 for (index = 0; index < count; index++) {
1389 relm = xbt_dynar_get_as(elms, index, RoutingEdgePtr);
1390 delm = xbt_lib_get_elm_or_null(host_lib, relm->getName());
1392 xbt_dynar_push(res, &delm);
1398 void surf_AS_get_graph(AS_t as, xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges) {
1399 as->getGraph(graph, nodes, edges);