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 SD_LINK_LEVEL; //Simdag level
40 int SURF_LINK_LEVEL; //Surf level
42 xbt_lib_t as_router_lib;
43 int ROUTING_ASR_LEVEL; //Routing level
44 int COORD_ASR_LEVEL; //Coordinates level
45 int NS3_ASR_LEVEL; //host node for ns3
46 int ROUTING_PROP_ASR_LEVEL; //Where the properties are stored
48 static xbt_dict_t random_value = NULL;
51 /** @brief Retrieve a routing edge from its name
53 * Routing edges are either host and routers, whatever
55 RoutingEdgePtr sg_routing_edge_by_name_or_null(const char *name) {
56 sg_host_t h = sg_host_by_name(name);
57 RoutingEdgePtr net_elm = h==NULL?NULL: sg_host_edge(h);
59 net_elm = (RoutingEdgePtr) xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
64 RoutingPlatfPtr routing_platf = NULL;
65 AsPtr current_routing = NULL;
67 /* global parse functions */
68 extern xbt_dynar_t mount_list;
70 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
72 static void routing_parse_peer(sg_platf_peer_cbarg_t peer); /* peer bypass */
73 // static void routing_parse_Srandom(void); /* random bypass */
75 static void routing_parse_postparse(void);
77 /* this lines are only for replace use like index in the model table */
82 SURF_MODEL_DIJKSTRACACHE,
86 SURF_MODEL_TORUS_CLUSTER,
87 SURF_MODEL_FAT_TREE_CLUSTER,
90 struct s_model_type routing_models[] = {
92 "Full routing data (fast, large memory requirements, fully expressive)",
93 model_full_create, model_full_end},
95 "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
96 model_floyd_create, model_floyd_end},
98 "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
99 model_dijkstra_create, model_dijkstra_both_end},
101 "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
102 model_dijkstracache_create, model_dijkstra_both_end},
103 {"none", "No routing (Unless you know what you are doing, avoid using this mode in combination with a non Constant network model).",
104 model_none_create, NULL},
105 {"Vivaldi", "Vivaldi routing",
106 model_vivaldi_create, NULL},
107 {"Cluster", "Cluster routing",
108 model_cluster_create, NULL},
109 {"Torus_Cluster", "Torus Cluster routing",
110 model_torus_cluster_create, NULL},
111 {"Fat_Tree_Cluster", "Fat Tree Cluster routing",
112 model_fat_tree_cluster_create, NULL},
113 {NULL, NULL, NULL, NULL}
117 * \brief Add a "host_link" to the network element list
119 static void parse_S_host_link(sg_platf_host_link_cbarg_t host)
121 RoutingEdgePtr info = sg_host_edge(sg_host_by_name(host->id));
122 xbt_assert(info, "Host '%s' not found!", host->id);
123 xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER] ||
124 current_routing->p_modelDesc == &routing_models[SURF_MODEL_VIVALDI],
125 "You have to be in model Cluster to use tag host_link!");
127 s_surf_parsing_link_up_down_t link_up_down;
128 link_up_down.link_up = xbt_lib_get_or_null(link_lib, host->link_up, SURF_LINK_LEVEL);
129 link_up_down.link_down = xbt_lib_get_or_null(link_lib, host->link_down, SURF_LINK_LEVEL);
131 xbt_assert(link_up_down.link_up, "Link '%s' not found!",host->link_up);
132 xbt_assert(link_up_down.link_down, "Link '%s' not found!",host->link_down);
134 if(!current_routing->p_linkUpDownList)
135 current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
137 // If dynar is is greater than edge id and if the host_link is already defined
138 if((int)xbt_dynar_length(current_routing->p_linkUpDownList) > info->getId() &&
139 xbt_dynar_get_as(current_routing->p_linkUpDownList, info->getId(), void*))
140 surf_parse_error("Host_link for '%s' is already defined!",host->id);
142 XBT_DEBUG("Push Host_link for host '%s' to position %d", info->getName(), info->getId());
143 xbt_dynar_set_as(current_routing->p_linkUpDownList, info->getId(), s_surf_parsing_link_up_down_t, link_up_down);
147 * \brief Add a "host" to the network element list
149 static void parse_S_host(sg_platf_host_cbarg_t host)
151 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
152 current_routing->p_hierarchy = SURF_ROUTING_BASE;
153 xbt_assert(!sg_host_by_name(host->id),
154 "Reading a host, processing unit \"%s\" already exists", host->id);
156 RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(host->id),
158 SURF_NETWORK_ELEMENT_HOST,
160 info->setId(current_routing->parsePU(info));
161 sg_host_edge_set(sg_host_by_name_or_create(host->id), info);
162 XBT_DEBUG("Having set name '%s' id '%d'", host->id, info->getId());
165 xbt_lib_set(storage_lib, host->id, ROUTING_STORAGE_HOST_LEVEL, (void *) mount_list);
169 if (host->coord && strcmp(host->coord, "")) {
173 if (!COORD_HOST_LEVEL)
174 xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
175 /* Pre-parse the host coordinates -- FIXME factorize with routers by overloading the routing->parse_PU function*/
176 xbt_dynar_t ctn_str = xbt_str_split_str(host->coord, " ");
177 xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
178 xbt_dynar_foreach(ctn_str,cursor, str) {
179 double val = atof(str);
180 xbt_dynar_push(ctn,&val);
182 xbt_dynar_shrink(ctn, 0);
183 xbt_dynar_free(&ctn_str);
184 xbt_lib_set(host_lib, host->id, COORD_HOST_LEVEL, (void *) ctn);
185 XBT_DEBUG("Having set host coordinates for '%s'",host->id);
190 * \brief Add a "router" to the network element list
192 static void parse_S_router(sg_platf_router_cbarg_t router)
194 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
195 current_routing->p_hierarchy = SURF_ROUTING_BASE;
196 xbt_assert(!xbt_lib_get_or_null(as_router_lib, router->id, ROUTING_ASR_LEVEL),
197 "Reading a router, processing unit \"%s\" already exists",
200 RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(router->id),
202 SURF_NETWORK_ELEMENT_ROUTER,
204 info->setId(current_routing->parsePU(info));
205 xbt_lib_set(as_router_lib, router->id, ROUTING_ASR_LEVEL, (void *) info);
206 XBT_DEBUG("Having set name '%s' id '%d'", router->id, info->getId());
208 if (router->coord && strcmp(router->coord, "")) {
212 if (!COORD_ASR_LEVEL)
213 xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
214 /* Pre-parse the host coordinates */
215 xbt_dynar_t ctn_str = xbt_str_split_str(router->coord, " ");
216 xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
217 xbt_dynar_foreach(ctn_str,cursor, str) {
218 double val = atof(str);
219 xbt_dynar_push(ctn,&val);
221 xbt_dynar_shrink(ctn, 0);
222 xbt_dynar_free(&ctn_str);
223 xbt_lib_set(as_router_lib, router->id, COORD_ASR_LEVEL, (void *) ctn);
224 XBT_DEBUG("Having set router coordinates for '%s'",router->id);
229 * \brief Store the route by calling the set_route function of the current routing component
231 static void parse_E_route(sg_platf_route_cbarg_t route)
233 /*FIXME:REMOVE:xbt_assert(current_routing->parse_route,
234 "no defined method \"set_route\" in \"%s\"",
235 current_routing->name);*/
237 current_routing->parseRoute(route);
241 * \brief Store the ASroute by calling the set_ASroute function of the current routing component
243 static void parse_E_ASroute(sg_platf_route_cbarg_t ASroute)
245 /*FIXME:REMOVE:xbt_assert(current_routing->parse_ASroute,
246 "no defined method \"set_ASroute\" in \"%s\"",
247 current_routing->name);*/
248 current_routing->parseASroute(ASroute);
252 * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
254 static void parse_E_bypassRoute(sg_platf_route_cbarg_t route)
256 /*FIXME:REMOVE:xbt_assert(current_routing->parse_bypassroute,
257 "Bypassing mechanism not implemented by routing '%s'",
258 current_routing->name);*/
260 current_routing->parseBypassroute(route);
264 * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
266 static void parse_E_bypassASroute(sg_platf_route_cbarg_t ASroute)
268 /*FIXME:REMOVE:xbt_assert(current_routing->parse_bypassroute,
269 "Bypassing mechanism not implemented by routing '%s'",
270 current_routing->name);*/
271 current_routing->parseBypassroute(ASroute);
274 static void routing_parse_trace(sg_platf_trace_cbarg_t trace)
276 tmgr_trace_t tmgr_trace;
277 if (!trace->file || strcmp(trace->file, "") != 0) {
278 tmgr_trace = tmgr_trace_new_from_file(trace->file);
279 } else if (strcmp(trace->pc_data, "") == 0) {
283 tmgr_trace_new_from_string(trace->id, trace->pc_data,
286 xbt_dict_set(traces_set_list, trace->id, (void *) tmgr_trace, NULL);
289 static void routing_parse_trace_connect(sg_platf_trace_connect_cbarg_t trace_connect)
291 xbt_assert(xbt_dict_get_or_null
292 (traces_set_list, trace_connect->trace),
293 "Cannot connect trace %s to %s: trace unknown",
294 trace_connect->trace,
295 trace_connect->element);
297 switch (trace_connect->kind) {
298 case SURF_TRACE_CONNECT_KIND_HOST_AVAIL:
299 xbt_dict_set(trace_connect_list_host_avail,
300 trace_connect->trace,
301 xbt_strdup(trace_connect->element), NULL);
303 case SURF_TRACE_CONNECT_KIND_POWER:
304 xbt_dict_set(trace_connect_list_power, trace_connect->trace,
305 xbt_strdup(trace_connect->element), NULL);
307 case SURF_TRACE_CONNECT_KIND_LINK_AVAIL:
308 xbt_dict_set(trace_connect_list_link_avail,
309 trace_connect->trace,
310 xbt_strdup(trace_connect->element), NULL);
312 case SURF_TRACE_CONNECT_KIND_BANDWIDTH:
313 xbt_dict_set(trace_connect_list_bandwidth,
314 trace_connect->trace,
315 xbt_strdup(trace_connect->element), NULL);
317 case SURF_TRACE_CONNECT_KIND_LATENCY:
318 xbt_dict_set(trace_connect_list_latency, trace_connect->trace,
319 xbt_strdup(trace_connect->element), NULL);
322 surf_parse_error("Cannot connect trace %s to %s: kind of trace unknown",
323 trace_connect->trace, trace_connect->element);
329 * \brief Make a new routing component to the platform
331 * Add a new autonomous system to the platform. Any elements (such as host,
332 * router or sub-AS) added after this call and before the corresponding call
333 * to sg_platf_new_AS_close() will be added to this AS.
335 * Once this function was called, the configuration concerning the used
336 * models cannot be changed anymore.
338 * @param AS_id name of this autonomous system. Must be unique in the platform
339 * @param wanted_routing_type one of Full, Floyd, Dijkstra or similar. Full list in the variable routing_models, in src/surf/surf_routing.c
341 void routing_AS_begin(sg_platf_AS_cbarg_t AS)
343 XBT_DEBUG("routing_AS_begin");
344 routing_model_description_t model = NULL;
346 xbt_assert(!xbt_lib_get_or_null
347 (as_router_lib, AS->id, ROUTING_ASR_LEVEL),
348 "The AS \"%s\" already exists", AS->id);
350 _sg_cfg_init_status = 2; /* horrible hack: direct access to the global
351 * controlling the level of configuration to prevent
352 * any further config */
354 /* search the routing model */
356 case A_surfxml_AS_routing_Cluster: model = &routing_models[SURF_MODEL_CLUSTER];break;
357 case A_surfxml_AS_routing_Cluster___torus: model = &routing_models[SURF_MODEL_TORUS_CLUSTER];break;
358 case A_surfxml_AS_routing_Cluster___fat___tree: model = &routing_models[SURF_MODEL_FAT_TREE_CLUSTER];break;
359 case A_surfxml_AS_routing_Dijkstra: model = &routing_models[SURF_MODEL_DIJKSTRA];break;
360 case A_surfxml_AS_routing_DijkstraCache: model = &routing_models[SURF_MODEL_DIJKSTRACACHE];break;
361 case A_surfxml_AS_routing_Floyd: model = &routing_models[SURF_MODEL_FLOYD];break;
362 case A_surfxml_AS_routing_Full: model = &routing_models[SURF_MODEL_FULL];break;
363 case A_surfxml_AS_routing_None: model = &routing_models[SURF_MODEL_NONE];break;
364 case A_surfxml_AS_routing_Vivaldi: model = &routing_models[SURF_MODEL_VIVALDI];break;
365 default: xbt_die("Not a valid model!!!");
369 /* make a new routing component */
370 AsPtr new_as = model->create();
372 new_as->p_modelDesc = model;
373 new_as->p_hierarchy = SURF_ROUTING_NULL;
374 new_as->p_name = xbt_strdup(AS->id);
376 RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(new_as->p_name),
378 SURF_NETWORK_ELEMENT_AS,
380 if (current_routing == NULL && routing_platf->p_root == NULL) {
382 /* it is the first one */
383 new_as->p_routingFather = NULL;
384 routing_platf->p_root = new_as;
386 } else if (current_routing != NULL && routing_platf->p_root != NULL) {
388 xbt_assert(!xbt_dict_get_or_null
389 (current_routing->p_routingSons, AS->id),
390 "The AS \"%s\" already exists", AS->id);
391 /* it is a part of the tree */
392 new_as->p_routingFather = current_routing;
393 /* set the father behavior */
394 if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
395 current_routing->p_hierarchy = SURF_ROUTING_RECURSIVE;
396 /* add to the sons dictionary */
397 xbt_dict_set(current_routing->p_routingSons, AS->id,
398 (void *) new_as, NULL);
399 /* add to the father element list */
400 info->setId(current_routing->parseAS(info));
402 THROWF(arg_error, 0, "All defined components must belong to a AS");
405 xbt_lib_set(as_router_lib, info->getName(), ROUTING_ASR_LEVEL,
407 XBT_DEBUG("Having set name '%s' id '%d'", new_as->p_name, info->getId());
409 /* set the new current component of the tree */
410 current_routing = new_as;
411 current_routing->p_netElem = info;
416 * \brief Specify that the current description of AS is finished
418 * Once you've declared all the content of your AS, you have to close
419 * it with this call. Your AS is not usable until you call this function.
421 * @fixme: this call is not as robust as wanted: bad things WILL happen
422 * if you call it twice for the same AS, or if you forget calling it, or
423 * even if you add stuff to a closed AS
426 void routing_AS_end(sg_platf_AS_cbarg_t /*AS*/)
429 if (current_routing == NULL) {
430 THROWF(arg_error, 0, "Close an AS, but none was under construction");
432 if (current_routing->p_modelDesc->end)
433 current_routing->p_modelDesc->end(current_routing);
434 current_routing = current_routing->p_routingFather;
438 /* Aux Business methods */
441 * \brief Get the AS father and the first elements of the chain
443 * \param src the source host name
444 * \param dst the destination host name
446 * Get the common father of the to processing units, and the first different
447 * father in the chain
449 static void elements_father(sg_routing_edge_t src, sg_routing_edge_t dst,
454 xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
455 #define ELEMENTS_FATHER_MAXDEPTH 16 /* increase if it is not enough */
456 AsPtr src_as, dst_as;
457 AsPtr path_src[ELEMENTS_FATHER_MAXDEPTH];
458 AsPtr path_dst[ELEMENTS_FATHER_MAXDEPTH];
466 /* (1) find the as where the src and dst are located */
467 sg_routing_edge_t src_data = src;
468 sg_routing_edge_t dst_data = dst;
469 src_as = src_data->getRcComponent();
470 dst_as = dst_data->getRcComponent();
472 char* src_name = src_data->getName();
473 char* dst_name = dst_data->getName();
476 xbt_assert(src_as && dst_as,
477 "Ask for route \"from\"(%s) or \"to\"(%s) no found", src_name, dst_name);
479 /* (2) find the path to the root routing component */
480 for (current = src_as; current != NULL; current = current->p_routingFather) {
481 if (index_src >= ELEMENTS_FATHER_MAXDEPTH)
482 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_src");
483 path_src[index_src++] = current;
485 for (current = dst_as; current != NULL; current = current->p_routingFather) {
486 if (index_dst >= ELEMENTS_FATHER_MAXDEPTH)
487 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_dst");
488 path_dst[index_dst++] = current;
491 /* (3) find the common father */
493 current_src = path_src[--index_src];
494 current_dst = path_dst[--index_dst];
495 } while (index_src > 0 && index_dst > 0 && current_src == current_dst);
497 /* (4) they are not in the same routing component, make the path */
498 if (current_src == current_dst)
499 father = current_src;
501 father = path_src[index_src + 1];
503 /* (5) result generation */
504 *res_father = father; /* first the common father of src and dst */
505 *res_src = current_src; /* second the first different father of src */
506 *res_dst = current_dst; /* three the first different father of dst */
508 #undef ELEMENTS_FATHER_MAXDEPTH
511 /* Global Business methods */
514 * \brief Recursive function for get_route_latency
516 * \param src the source host name
517 * \param dst the destination host name
518 * \param *route the route where the links are stored. It is either NULL or a ready to use dynar
519 * \param *latency the latency, if needed
521 * This function is called by "get_route" and "get_latency". It allows to walk
522 * recursively through the ASes tree.
524 static void _get_route_and_latency(RoutingEdgePtr src, RoutingEdgePtr dst,
525 xbt_dynar_t * links, double *latency)
527 s_sg_platf_route_cbarg_t route;
528 memset(&route,0,sizeof(route));
530 xbt_assert(src && dst, "bad parameters for \"_get_route_latency\" method");
531 XBT_DEBUG("Solve route/latency \"%s\" to \"%s\"", src->getName(), dst->getName());
533 /* Find how src and dst are interconnected */
534 AsPtr common_father, src_father, dst_father;
535 elements_father(src, dst, &common_father, &src_father, &dst_father);
536 XBT_DEBUG("elements_father: common father '%s' src_father '%s' dst_father '%s'",
537 common_father->p_name, src_father->p_name, dst_father->p_name);
539 /* Check whether a direct bypass is defined */
540 sg_platf_route_cbarg_t e_route_bypass = NULL;
541 //FIXME:REMOVE:if (common_father->get_bypass_route)
543 e_route_bypass = common_father->getBypassRoute(src, dst, latency);
545 /* Common ancestor is kind enough to declare a bypass route from src to dst -- use it and bail out */
546 if (e_route_bypass) {
547 xbt_dynar_merge(links, &e_route_bypass->link_list);
548 generic_free_route(e_route_bypass);
552 /* If src and dst are in the same AS, life is good */
553 if (src_father == dst_father) { /* SURF_ROUTING_BASE */
554 route.link_list = *links;
555 common_father->getRouteAndLatency(src, dst, &route, latency);
556 // if vivaldi latency+=vivaldi(src,dst)
560 /* Not in the same AS, no bypass. We'll have to find our path between the ASes recursively*/
562 route.link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
563 // Find the net_card corresponding to father
564 RoutingEdgePtr src_father_net_elm = src_father->p_netElem;
565 RoutingEdgePtr dst_father_net_elm = dst_father->p_netElem;
567 common_father->getRouteAndLatency(src_father_net_elm, dst_father_net_elm,
570 xbt_assert((route.gw_src != NULL) && (route.gw_dst != NULL),
571 "bad gateways for route from \"%s\" to \"%s\"", src->getName(), dst->getName());
573 sg_routing_edge_t src_gateway_net_elm = route.gw_src;
574 sg_routing_edge_t dst_gateway_net_elm = route.gw_dst;
576 /* If source gateway is not our source, we have to recursively find our way up to this point */
577 if (src != src_gateway_net_elm)
578 _get_route_and_latency(src, src_gateway_net_elm, links, latency);
579 xbt_dynar_merge(links, &route.link_list);
581 /* If dest gateway is not our destination, we have to recursively find our way from this point */
582 if (dst_gateway_net_elm != dst)
583 _get_route_and_latency(dst_gateway_net_elm, dst, links, latency);
585 // if vivaldi latency+=vivaldi(src_gateway,dst_gateway)
588 AS_t surf_platf_get_root(routing_platf_t platf){
589 return platf->p_root;
592 e_surf_network_element_type_t surf_routing_edge_get_rc_type(sg_routing_edge_t edge){
593 return edge->getRcType();
598 * \brief Find a route between hosts
600 * \param src the network_element_t for src host
601 * \param dst the network_element_t for dst host
602 * \param route where to store the list of links.
603 * If *route=NULL, create a short lived dynar. Else, fill the provided dynar
604 * \param latency where to store the latency experienced on the path (or NULL if not interested)
605 * It is the caller responsability to initialize latency to 0 (we add to provided route)
608 * walk through the routing components tree and find a route between hosts
609 * by calling the differents "get_route" functions in each routing component.
611 void RoutingPlatf::getRouteAndLatency(RoutingEdgePtr src, RoutingEdgePtr dst,
612 xbt_dynar_t* route, double *latency)
614 XBT_DEBUG("routing_get_route_and_latency from %s to %s", src->getName(), dst->getName());
616 xbt_dynar_reset(routing_platf->p_lastRoute);
617 *route = routing_platf->p_lastRoute;
620 _get_route_and_latency(src, dst, route, latency);
622 xbt_assert(!latency || *latency >= 0.0,
623 "negative latency on route between \"%s\" and \"%s\"", src->getName(), dst->getName());
626 xbt_dynar_t RoutingPlatf::getOneLinkRoutes(){
627 return recursiveGetOneLinkRoutes(p_root);
630 xbt_dynar_t RoutingPlatf::recursiveGetOneLinkRoutes(AsPtr rc)
632 xbt_dynar_t ret = xbt_dynar_new(sizeof(OnelinkPtr), xbt_free_f);
634 //adding my one link routes
635 xbt_dynar_t onelink_mine = rc->getOneLinkRoutes();
637 xbt_dynar_merge(&ret,&onelink_mine);
641 xbt_dict_cursor_t cursor = NULL;
643 xbt_dict_foreach(rc->p_routingSons, cursor, key, rc_child) {
644 xbt_dynar_t onelink_child = recursiveGetOneLinkRoutes(rc_child);
646 xbt_dynar_merge(&ret,&onelink_child);
651 e_surf_network_element_type_t routing_get_network_element_type(const char *name)
653 RoutingEdgePtr rc = sg_routing_edge_by_name_or_null(name);
655 return rc->getRcType();
657 return SURF_NETWORK_ELEMENT_NULL;
661 * \brief Generic method: create the global routing schema
663 * Make a global routing structure and set all the parsing functions.
665 void routing_model_create( void *loopback)
667 /* config the uniq global routing */
668 routing_platf = new RoutingPlatf();
669 routing_platf->p_root = NULL;
670 routing_platf->p_loopback = loopback;
671 routing_platf->p_lastRoute = xbt_dynar_new(sizeof(sg_routing_link_t),NULL);
672 /* no current routing at moment */
673 current_routing = NULL;
677 /* ************************************************** */
678 /* ********** PATERN FOR NEW ROUTING **************** */
680 /* The minimal configuration of a new routing model need the next functions,
681 * also you need to set at the start of the file, the new model in the model
682 * list. Remember keep the null ending of the list.
684 /*** Routing model structure ***/
686 // s_routing_component_t generic_routing;
687 // /* things that your routing model need */
688 // } s_routing_component_NEW_t,*routing_component_NEW_t;
690 /*** Parse routing model functions ***/
691 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
692 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
693 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
694 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
695 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
697 /*** Business methods ***/
698 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
699 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
700 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
702 /*** Creation routing model functions ***/
703 // static void* model_NEW_create(void) {
704 // routing_component_NEW_t new_component = xbt_new0(s_routing_component_NEW_t,1);
705 // new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
706 // new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
707 // new_component->generic_routing.set_route = model_NEW_set_route;
708 // new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
709 // new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
710 // new_component->generic_routing.get_route = NEW_get_route;
711 // new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
712 // new_component->generic_routing.finalize = NEW_finalize;
713 // /* initialization of internal structures */
714 // return new_component;
716 // static void model_NEW_load(void) {} /* mandatory */
717 // static void model_NEW_unload(void) {} /* mandatory */
718 // static void model_NEW_end(void) {} /* mandatory */
720 /* ************************************************************************** */
721 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
723 void routing_cluster_add_backbone(void* bb) {
724 xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER],
725 "You have to be in model Cluster to use tag backbone!");
726 xbt_assert(!surf_as_cluster_get_backbone(current_routing), "The backbone link is already defined!");
727 surf_as_cluster_set_backbone(current_routing, bb);
728 XBT_DEBUG("Add a backbone to AS '%s'", current_routing->p_name);
731 static void routing_parse_cabinet(sg_platf_cabinet_cbarg_t cabinet)
734 char *groups , *host_id , *link_id = NULL;
736 xbt_dynar_t radical_elements;
737 xbt_dynar_t radical_ends;
740 radical_elements = xbt_str_split(cabinet->radical, ",");
741 xbt_dynar_foreach(radical_elements, iter, groups) {
743 radical_ends = xbt_str_split(groups, "-");
744 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
746 switch (xbt_dynar_length(radical_ends)) {
751 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
754 surf_parse_error("Malformed radical");
757 s_sg_platf_host_cbarg_t host;
758 memset(&host, 0, sizeof(host));
759 host.initial_state = SURF_RESOURCE_ON;
761 host.power_scale = 1.0;
762 host.core_amount = 1;
764 s_sg_platf_link_cbarg_t link;
765 memset(&link, 0, sizeof(link));
766 link.state = SURF_RESOURCE_ON;
767 link.policy = SURF_LINK_FULLDUPLEX;
768 link.latency = cabinet->lat;
769 link.bandwidth = cabinet->bw;
771 s_sg_platf_host_link_cbarg_t host_link;
772 memset(&host_link, 0, sizeof(host_link));
774 for (i = start; i <= end; i++) {
775 host_id = bprintf("%s%d%s",cabinet->prefix,i,cabinet->suffix);
776 link_id = bprintf("link_%s%d%s",cabinet->prefix,i,cabinet->suffix);
779 xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
780 xbt_dynar_push(power_state_list,&cabinet->power);
781 host.power_peak = power_state_list;
782 sg_platf_new_host(&host);
783 sg_platf_new_link(&link);
785 char* link_up = bprintf("%s_UP",link_id);
786 char* link_down = bprintf("%s_DOWN",link_id);
787 host_link.id = host_id;
788 host_link.link_up = link_up;
789 host_link.link_down = link_down;
790 sg_platf_new_host_link(&host_link);
798 xbt_dynar_free(&radical_ends);
800 xbt_dynar_free(&radical_elements);
803 static void routing_parse_cluster(sg_platf_cluster_cbarg_t cluster)
805 char *host_id, *groups, *link_id = NULL;
806 xbt_dict_t patterns = NULL;
809 s_sg_platf_host_cbarg_t host;
810 s_sg_platf_link_cbarg_t link;
814 xbt_dynar_t radical_elements;
815 xbt_dynar_t radical_ends;
817 if ((cluster->availability_trace && strcmp(cluster->availability_trace, ""))
818 || (cluster->state_trace && strcmp(cluster->state_trace, ""))) {
819 patterns = xbt_dict_new_homogeneous(xbt_free_f);
820 xbt_dict_set(patterns, "id", xbt_strdup(cluster->id), NULL);
821 xbt_dict_set(patterns, "prefix", xbt_strdup(cluster->prefix), NULL);
822 xbt_dict_set(patterns, "suffix", xbt_strdup(cluster->suffix), NULL);
825 /* parse the topology attribute. If we are not in a flat cluster,
826 * switch to the right mode and initialize the routing with
827 * the parameters in topo_parameters attribute
829 s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
832 if(cluster->topology == SURF_CLUSTER_TORUS){
833 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Torus_Cluster\">", cluster->id);
834 AS.routing = A_surfxml_AS_routing_Cluster___torus;
835 sg_platf_new_AS_begin(&AS);
836 ((AsClusterTorusPtr)current_routing)->parse_specific_arguments(cluster);
838 else if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
839 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Fat_Tree_Cluster\">", cluster->id);
840 AS.routing = A_surfxml_AS_routing_Cluster___fat___tree;
841 sg_platf_new_AS_begin(&AS);
842 ((AsClusterFatTree*)current_routing)->parse_specific_arguments(cluster);
846 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", cluster->id);
847 AS.routing = A_surfxml_AS_routing_Cluster;
848 sg_platf_new_AS_begin(&AS);
851 if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
852 ((AsClusterPtr)current_routing)->p_nb_links_per_node++;
853 ((AsClusterPtr)current_routing)->p_has_loopback=1;
856 if(cluster->limiter_link!=0){
857 ((AsClusterPtr)current_routing)->p_nb_links_per_node++;
858 ((AsClusterPtr)current_routing)->p_has_limiter=1;
863 current_routing->p_linkUpDownList
864 = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
867 radical_elements = xbt_str_split(cluster->radical, ",");
868 xbt_dynar_foreach(radical_elements, iter, groups) {
870 radical_ends = xbt_str_split(groups, "-");
871 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
873 switch (xbt_dynar_length(radical_ends)) {
878 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
881 surf_parse_error("Malformed radical");
884 for (i = start; i <= end; i++) {
886 bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
887 link_id = bprintf("%s_link_%d", cluster->id, i);
889 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->power);
891 memset(&host, 0, sizeof(host));
893 if ((cluster->properties != NULL) && (!xbt_dict_is_empty(cluster->properties))) {
894 xbt_dict_cursor_t cursor=NULL;
896 host.properties = xbt_dict_new();
898 xbt_dict_foreach(cluster->properties,cursor,key,data) {
899 xbt_dict_set(host.properties, key, xbt_strdup(data),free);
902 if (cluster->availability_trace && strcmp(cluster->availability_trace, "")) {
903 xbt_dict_set(patterns, "radical", bprintf("%d", i), NULL);
904 char *avail_file = xbt_str_varsubst(cluster->availability_trace, patterns);
905 XBT_DEBUG("\tavailability_file=\"%s\"", avail_file);
906 host.power_trace = tmgr_trace_new_from_file(avail_file);
907 xbt_free(avail_file);
909 XBT_DEBUG("\tavailability_file=\"\"");
912 if (cluster->state_trace && strcmp(cluster->state_trace, "")) {
913 char *avail_file = xbt_str_varsubst(cluster->state_trace, patterns);
914 XBT_DEBUG("\tstate_file=\"%s\"", avail_file);
915 host.state_trace = tmgr_trace_new_from_file(avail_file);
916 xbt_free(avail_file);
918 XBT_DEBUG("\tstate_file=\"\"");
921 xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
922 xbt_dynar_push(power_state_list,&cluster->power);
923 host.power_peak = power_state_list;
926 //host.power_peak = cluster->power;
927 host.power_scale = 1.0;
928 host.core_amount = cluster->core_amount;
929 host.initial_state = SURF_RESOURCE_ON;
931 sg_platf_new_host(&host);
932 XBT_DEBUG("</host>");
934 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,
935 cluster->bw, cluster->lat);
938 s_surf_parsing_link_up_down_t info_lim, info_loop;
939 // All links are saved in a matrix;
940 // every row describes a single node; every node
941 // may have multiple links.
942 // the first column may store a link from x to x if p_has_loopback is set
943 // the second column may store a limiter link if p_has_limiter is set
944 // other columns are to store one or more link for the node
946 //add a loopback link
947 if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
948 char *tmp_link = bprintf("%s_loopback", link_id);
949 XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
950 cluster->limiter_link);
953 memset(&link, 0, sizeof(link));
955 link.bandwidth = cluster->loopback_bw;
956 link.latency = cluster->loopback_lat;
957 link.state = SURF_RESOURCE_ON;
958 link.policy = SURF_LINK_FATPIPE;
959 sg_platf_new_link(&link);
961 xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
962 info_loop.link_down = info_loop.link_up;
964 xbt_dynar_set(current_routing->p_linkUpDownList, rankId*((AsClusterPtr)current_routing)->p_nb_links_per_node, &info_loop);
967 //add a limiter link (shared link to account for maximal bandwidth of the node)
968 if(cluster->limiter_link!=0){
969 char *tmp_link = bprintf("%s_limiter", link_id);
970 XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
971 cluster->limiter_link);
974 memset(&link, 0, sizeof(link));
976 link.bandwidth = cluster->limiter_link;
978 link.state = SURF_RESOURCE_ON;
979 link.policy = SURF_LINK_SHARED;
980 sg_platf_new_link(&link);
982 xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
983 info_lim.link_down = info_lim.link_up;
985 xbt_dynar_set(current_routing->p_linkUpDownList,
986 rankId*((AsClusterPtr)current_routing)->p_nb_links_per_node + ((AsClusterPtr)current_routing)->p_has_loopback ,
992 //call the cluster function that adds the others links
993 if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
994 ((AsClusterFatTree*) current_routing)->addProcessingNode(i);
997 ((AsClusterPtr)current_routing)->create_links_for_node(cluster, i, rankId, rankId*
998 ((AsClusterPtr)current_routing)->p_nb_links_per_node
999 + ((AsClusterPtr)current_routing)->p_has_loopback
1000 + ((AsClusterPtr)current_routing)->p_has_limiter );
1007 xbt_dynar_free(&radical_ends);
1009 xbt_dynar_free(&radical_elements);
1011 // For fat trees, the links must be created once all nodes have been added
1012 if(cluster->topology == SURF_CLUSTER_FAT_TREE) {
1013 ((AsClusterFatTree*)current_routing)->create_links();
1015 // Add a router. It is magically used thanks to the way in which surf_routing_cluster is written,
1016 // and it's very useful to connect clusters together
1018 XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
1020 s_sg_platf_router_cbarg_t router;
1021 memset(&router, 0, sizeof(router));
1022 router.id = cluster->router_id;
1024 if (!router.id || !strcmp(router.id, ""))
1026 bprintf("%s%s_router%s", cluster->prefix, cluster->id,
1028 sg_platf_new_router(&router);
1029 ((AsClusterPtr)current_routing)->p_router = (RoutingEdgePtr) xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL);
1033 if ((cluster->bb_bw != 0) || (cluster->bb_lat != 0)) {
1034 char *link_backbone = bprintf("%s_backbone", cluster->id);
1035 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link_backbone,
1036 cluster->bb_bw, cluster->bb_lat);
1038 memset(&link, 0, sizeof(link));
1039 link.id = link_backbone;
1040 link.bandwidth = cluster->bb_bw;
1041 link.latency = cluster->bb_lat;
1042 link.state = SURF_RESOURCE_ON;
1043 link.policy = cluster->bb_sharing_policy;
1045 sg_platf_new_link(&link);
1047 routing_cluster_add_backbone(xbt_lib_get_or_null(link_lib, link_backbone, SURF_LINK_LEVEL));
1049 free(link_backbone);
1053 sg_platf_new_AS_end();
1055 xbt_dict_free(&patterns); // no op if it were never set
1058 static void routing_parse_postparse(void) {
1059 xbt_dict_free(&random_value);
1062 static void routing_parse_peer(sg_platf_peer_cbarg_t peer)
1064 char *host_id = NULL;
1065 char *link_id = NULL;
1066 char *router_id = NULL;
1069 host_id = HOST_PEER(peer->id);
1070 link_id = LINK_PEER(peer->id);
1071 router_id = ROUTER_PEER(peer->id);
1073 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", peer->id);
1074 s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
1076 AS.routing = A_surfxml_AS_routing_Cluster;
1077 sg_platf_new_AS_begin(&AS);
1079 current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
1081 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->power);
1082 s_sg_platf_host_cbarg_t host;
1083 memset(&host, 0, sizeof(host));
1084 host.initial_state = SURF_RESOURCE_ON;
1087 xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
1088 xbt_dynar_push(power_state_list,&peer->power);
1089 host.power_peak = power_state_list;
1091 //host.power_peak = peer->power;
1092 host.power_scale = 1.0;
1093 host.power_trace = peer->availability_trace;
1094 host.state_trace = peer->state_trace;
1095 host.core_amount = 1;
1096 sg_platf_new_host(&host);
1098 s_sg_platf_link_cbarg_t link;
1099 memset(&link, 0, sizeof(link));
1100 link.state = SURF_RESOURCE_ON;
1101 link.policy = SURF_LINK_SHARED;
1102 link.latency = peer->lat;
1104 char* link_up = bprintf("%s_UP",link_id);
1105 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_up,
1106 peer->bw_out, peer->lat);
1108 link.bandwidth = peer->bw_out;
1109 sg_platf_new_link(&link);
1111 char* link_down = bprintf("%s_DOWN",link_id);
1112 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_down,
1113 peer->bw_in, peer->lat);
1114 link.id = link_down;
1115 link.bandwidth = peer->bw_in;
1116 sg_platf_new_link(&link);
1118 XBT_DEBUG("<host_link\tid=\"%s\"\tup=\"%s\"\tdown=\"%s\" />", host_id,link_up,link_down);
1119 s_sg_platf_host_link_cbarg_t host_link;
1120 memset(&host_link, 0, sizeof(host_link));
1121 host_link.id = host_id;
1122 host_link.link_up = link_up;
1123 host_link.link_down = link_down;
1124 sg_platf_new_host_link(&host_link);
1126 XBT_DEBUG("<router id=\"%s\"/>", router_id);
1127 s_sg_platf_router_cbarg_t router;
1128 memset(&router, 0, sizeof(router));
1129 router.id = router_id;
1130 router.coord = peer->coord;
1131 sg_platf_new_router(&router);
1132 static_cast<AsClusterPtr>(current_routing)->p_router = static_cast<RoutingEdgePtr>(xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL));
1135 sg_platf_new_AS_end();
1138 //xbt_dynar_free(&tab_elements_num);
1146 // static void routing_parse_Srandom(void)
1148 // double mean, std, min, max, seed;
1149 // char *random_id = A_surfxml_random_id;
1150 // char *random_radical = A_surfxml_random_radical;
1151 // char *rd_name = NULL;
1153 // mean = surf_parse_get_double(A_surfxml_random_mean);
1154 // std = surf_parse_get_double(A_surfxml_random_std___deviation);
1155 // min = surf_parse_get_double(A_surfxml_random_min);
1156 // max = surf_parse_get_double(A_surfxml_random_max);
1157 // seed = surf_parse_get_double(A_surfxml_random_seed);
1161 // random_data_t random = xbt_new0(s_random_data_t, 1);
1164 // xbt_dynar_t radical_elements;
1165 // unsigned int iter;
1168 // xbt_dynar_t radical_ends;
1170 // switch (A_surfxml_random_generator) {
1171 // case AU_surfxml_random_generator:
1172 // case A_surfxml_random_generator_NONE:
1173 // random->generator = NONE;
1175 // case A_surfxml_random_generator_DRAND48:
1176 // random->generator = DRAND48;
1178 // case A_surfxml_random_generator_RAND:
1179 // random->generator = RAND;
1181 // case A_surfxml_random_generator_RNGSTREAM:
1182 // random->generator = RNGSTREAM;
1185 // surf_parse_error("Invalid random generator");
1188 // random->seed = seed;
1189 // random->min = min;
1190 // random->max = max;
1192 // /* Check user stupidities */
1194 // THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
1196 // THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean, min);
1198 // THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean, max);
1200 // /* normalize the mean and standard deviation before storing */
1201 // random->mean = (mean - min) / (max - min);
1202 // random->std = std / (max - min);
1204 // if (random->mean * (1 - random->mean) < random->std * random->std)
1205 // THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
1206 // random->mean, random->std);
1209 // ("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
1210 // random_id, random->min, random->max, random->mean, random->std,
1211 // (int)random->generator, random->seed, random_radical);
1213 // if (!random_value)
1214 // random_value = xbt_dict_new_homogeneous(free);
1216 // if (!strcmp(random_radical, "")) {
1217 // res = random_generate(random);
1218 // rd_value = bprintf("%f", res);
1219 // xbt_dict_set(random_value, random_id, rd_value, NULL);
1221 // radical_elements = xbt_str_split(random_radical, ",");
1222 // xbt_dynar_foreach(radical_elements, iter, groups) {
1223 // radical_ends = xbt_str_split(groups, "-");
1224 // switch (xbt_dynar_length(radical_ends)) {
1226 // xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
1227 // "Custom Random '%s' already exists !", random_id);
1228 // res = random_generate(random);
1230 // bprintf("%s%d", random_id,
1231 // atoi(xbt_dynar_getfirst_as(radical_ends, char *)));
1232 // xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
1233 // xbt_free(tmpbuf);
1237 // start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
1238 // end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
1239 // for (i = start; i <= end; i++) {
1240 // xbt_assert(!xbt_dict_get_or_null(random_value, random_id),
1241 // "Custom Random '%s' already exists !", bprintf("%s%d",
1244 // res = random_generate(random);
1245 // tmpbuf = bprintf("%s%d", random_id, i);
1246 // xbt_dict_set(random_value, tmpbuf, bprintf("%f", res), NULL);
1247 // xbt_free(tmpbuf);
1251 // XBT_CRITICAL("Malformed radical");
1254 // res = random_generate(random);
1255 // rd_name = bprintf("%s_router", random_id);
1256 // rd_value = bprintf("%f", res);
1257 // xbt_dict_set(random_value, rd_name, rd_value, NULL);
1259 // xbt_dynar_free(&radical_ends);
1262 // xbt_dynar_free(&radical_elements);
1266 static void check_disk_attachment()
1268 xbt_lib_cursor_t cursor;
1271 RoutingEdgePtr host_elm;
1272 xbt_lib_foreach(storage_lib, cursor, key, data) {
1273 if(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL) != NULL) {
1274 StoragePtr storage = static_cast<StoragePtr>(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL));
1275 host_elm = sg_routing_edge_by_name_or_null(storage->p_attach);
1277 surf_parse_error("Unable to attach storage %s: host %s doesn't exist.", storage->getName(), storage->p_attach);
1282 void routing_register_callbacks()
1284 sg_platf_host_add_cb(parse_S_host);
1285 sg_platf_router_add_cb(parse_S_router);
1286 sg_platf_host_link_add_cb(parse_S_host_link);
1287 sg_platf_route_add_cb(parse_E_route);
1288 sg_platf_ASroute_add_cb(parse_E_ASroute);
1289 sg_platf_bypassRoute_add_cb(parse_E_bypassRoute);
1290 sg_platf_bypassASroute_add_cb(parse_E_bypassASroute);
1292 sg_platf_cluster_add_cb(routing_parse_cluster);
1293 sg_platf_cabinet_add_cb(routing_parse_cabinet);
1295 sg_platf_peer_add_cb(routing_parse_peer);
1296 sg_platf_postparse_add_cb(routing_parse_postparse);
1297 sg_platf_postparse_add_cb(check_disk_attachment);
1299 /* we care about the ASes while parsing the platf. Incredible, isnt it? */
1300 sg_platf_AS_end_add_cb(routing_AS_end);
1301 sg_platf_AS_begin_add_cb(routing_AS_begin);
1303 sg_platf_trace_add_cb(routing_parse_trace);
1304 sg_platf_trace_connect_add_cb(routing_parse_trace_connect);
1306 instr_routing_define_callbacks();
1310 * \brief Recursive function for finalize
1312 * \param rc the source host name
1314 * This fuction is call by "finalize". It allow to finalize the
1315 * AS or routing components. It delete all the structures.
1317 static void finalize_rec(AsPtr as) {
1318 xbt_dict_cursor_t cursor = NULL;
1322 xbt_dict_foreach(as->p_routingSons, cursor, key, elem) {
1329 /** \brief Frees all memory allocated by the routing module */
1330 void routing_exit(void) {
1331 delete routing_platf;
1334 RoutingPlatf::~RoutingPlatf()
1336 xbt_dynar_free(&p_lastRoute);
1337 finalize_rec(p_root);
1340 AS_t surf_AS_get_routing_root() {
1341 return routing_platf->p_root;
1344 const char *surf_AS_get_name(AsPtr as) {
1348 static AsPtr surf_AS_recursive_get_by_name(AsPtr current, const char * name) {
1349 xbt_dict_cursor_t cursor = NULL;
1354 if(!strcmp(current->p_name, name))
1357 xbt_dict_foreach(current->p_routingSons, cursor, key, elem) {
1358 tmp = surf_AS_recursive_get_by_name(elem, name);
1367 AsPtr surf_AS_get_by_name(const char * name) {
1368 AsPtr as = surf_AS_recursive_get_by_name(routing_platf->p_root, name);
1370 XBT_WARN("Impossible to find an AS with name %s, please check your input", name);
1374 xbt_dict_t surf_AS_get_routing_sons(AsPtr as) {
1375 return as->p_routingSons;
1378 const char *surf_AS_get_model(AsPtr as) {
1379 return as->p_modelDesc->name;
1382 xbt_dynar_t surf_AS_get_hosts(AsPtr as) {
1383 xbt_dynar_t elms = as->p_indexNetworkElm;
1384 sg_routing_edge_t relm;
1387 int count = xbt_dynar_length(elms);
1388 xbt_dynar_t res = xbt_dynar_new(sizeof(xbt_dictelm_t), NULL);
1389 for (index = 0; index < count; index++) {
1390 relm = xbt_dynar_get_as(elms, index, RoutingEdgePtr);
1391 delm = xbt_lib_get_elm_or_null(host_lib, relm->getName());
1393 xbt_dynar_push(res, &delm);
1399 void surf_AS_get_graph(AS_t as, xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges) {
1400 as->getGraph(graph, nodes, edges);