1 /* Copyright (c) 2009, 2010, 2011. 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 <pcre.h> /* regular expression library */
9 #include "simgrid/platf_interface.h" // platform creation API internal interface
11 #include "surf_routing_private.h"
12 #include "surf/surf_routing.h"
13 #include "surf/surfxml_parse_values.h"
16 int ROUTING_HOST_LEVEL; //Routing level
17 int SURF_CPU_LEVEL; //Surf cpu level
18 int SURF_WKS_LEVEL; //Surf workstation level
19 int SIMIX_HOST_LEVEL; //Simix level
20 int MSG_HOST_LEVEL; //Msg level
21 int SD_HOST_LEVEL; //Simdag level
22 int COORD_HOST_LEVEL; //Coordinates level
23 int NS3_HOST_LEVEL; //host node for ns3
26 int SD_LINK_LEVEL; //Simdag level
27 int SURF_LINK_LEVEL; //Surf level
28 int NS3_LINK_LEVEL; //link for ns3
30 xbt_lib_t as_router_lib;
31 int ROUTING_ASR_LEVEL; //Routing level
32 int COORD_ASR_LEVEL; //Coordinates level
33 int NS3_ASR_LEVEL; //host node for ns3
35 static xbt_dict_t patterns = NULL;
36 static xbt_dict_t random_value = NULL;
39 routing_global_t global_routing = NULL;
40 routing_component_t current_routing = NULL;
41 model_type_t current_routing_model = NULL;
43 /* global parse functions */
44 xbt_dynar_t link_list = NULL; /* temporary store of current list link of a route */
45 static const char *src = NULL; /* temporary store the source name of a route */
46 static const char *dst = NULL; /* temporary store the destination name of a route */
47 static char *gw_src = NULL; /* temporary store the gateway source name of a route */
48 static char *gw_dst = NULL; /* temporary store the gateway destination name of a route */
49 static double_f_cpvoid_t get_link_latency = NULL;
51 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
53 static void routing_parse_peer(sg_platf_peer_cbarg_t peer); /* peer bypass */
54 static void routing_parse_Srandom(void); /* random bypass */
56 static char* replace_random_parameter(char * chaine);
57 static void routing_parse_postparse(void);
59 /* this lines are only for replace use like index in the model table */
64 SURF_MODEL_DIJKSTRACACHE,
71 struct s_model_type routing_models[] = {
72 { "Full", "Full routing data (fast, large memory requirements, fully expressive)",
73 model_full_create, model_full_load, model_full_unload, model_full_end
75 { "Floyd", "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
76 model_floyd_create, model_floyd_load, model_floyd_unload, model_floyd_end
78 { "Dijkstra", "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
79 model_dijkstra_create, model_dijkstra_both_load,
80 model_dijkstra_both_unload, model_dijkstra_both_end
82 { "DijkstraCache", "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
83 model_dijkstracache_create, model_dijkstra_both_load, model_dijkstra_both_unload, model_dijkstra_both_end
85 { "none", "No routing (usable with Constant network only)",
86 model_none_create, model_none_load, model_none_unload, model_none_end
88 { "RuleBased", "Rule-Based routing data (...)",
89 model_rulebased_create, model_none_load, model_none_unload, model_none_end
91 { "Vivaldi", "Vivaldi routing",
92 model_vivaldi_create, model_none_load, model_none_unload, model_none_end
94 {"Cluster", "Cluster routing",
95 model_cluster_create, model_none_load, model_cluster_unload, model_none_end
97 {NULL, NULL, NULL, NULL, NULL, NULL}
101 * \brief Add a "host" to the network element list
103 static void parse_S_host(sg_platf_host_cbarg_t host) {
104 network_element_info_t info = NULL;
105 if (current_routing->hierarchy == SURF_ROUTING_NULL)
106 current_routing->hierarchy = SURF_ROUTING_BASE;
107 xbt_assert(!xbt_lib_get_or_null(host_lib, host->id,ROUTING_HOST_LEVEL),
108 "Reading a host, processing unit \"%s\" already exists",
110 xbt_assert(current_routing->set_processing_unit,
111 "no defined method \"set_processing_unit\" in \"%s\"",
112 current_routing->name);
113 (*(current_routing->set_processing_unit)) (current_routing, host->id);
114 info = xbt_new0(s_network_element_info_t, 1);
115 info->rc_component = current_routing;
116 info->rc_type = SURF_NETWORK_ELEMENT_HOST;
117 xbt_lib_set(host_lib,host->id,ROUTING_HOST_LEVEL,(void *) info);
118 if (host->coord && strcmp(host->coord,"")) {
119 if(!COORD_HOST_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
120 xbt_dynar_t ctn = xbt_str_split_str(host->coord, " ");
121 xbt_dynar_shrink(ctn, 0);
122 xbt_lib_set(host_lib,host->id,COORD_HOST_LEVEL,(void *) ctn);
127 * \brief Add a "router" to the network element list
129 static void parse_S_router(sg_platf_router_cbarg_t router)
131 network_element_info_t info = NULL;
132 if (current_routing->hierarchy == SURF_ROUTING_NULL)
133 current_routing->hierarchy = SURF_ROUTING_BASE;
134 xbt_assert(!xbt_lib_get_or_null(as_router_lib,router->id, ROUTING_ASR_LEVEL),
135 "Reading a router, processing unit \"%s\" already exists",
137 xbt_assert(current_routing->set_processing_unit,
138 "no defined method \"set_processing_unit\" in \"%s\"",
139 current_routing->name);
140 (*(current_routing->set_processing_unit)) (current_routing, router->id);
141 info = xbt_new0(s_network_element_info_t, 1);
142 info->rc_component = current_routing;
143 info->rc_type = SURF_NETWORK_ELEMENT_ROUTER;
145 xbt_lib_set(as_router_lib,router->id,ROUTING_ASR_LEVEL,(void *) info);
146 if (strcmp(router->coord,"")) {
147 if(!COORD_ASR_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
148 xbt_dynar_t ctn = xbt_str_split_str(router->coord, " ");
149 xbt_dynar_shrink(ctn, 0);
150 xbt_lib_set(as_router_lib,router->id,COORD_ASR_LEVEL,(void *) ctn);
156 * \brief Set the end points for a route
158 static void routing_parse_S_route(void)
160 if (src != NULL && dst != NULL && link_list != NULL)
161 THROWF(arg_error, 0, "Route between %s to %s can not be defined",
162 A_surfxml_route_src, A_surfxml_route_dst);
163 src = A_surfxml_route_src;
164 dst = A_surfxml_route_dst;
165 xbt_assert(strlen(src) > 0 || strlen(dst) > 0,
166 "Some limits are null in the route between \"%s\" and \"%s\"",
168 link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
172 * \brief Set the end points and gateways for a ASroute
174 static void routing_parse_S_ASroute(void)
176 if (src != NULL && dst != NULL && link_list != NULL)
177 THROWF(arg_error, 0, "Route between %s to %s can not be defined",
178 A_surfxml_ASroute_src, A_surfxml_ASroute_dst);
179 src = A_surfxml_ASroute_src;
180 dst = A_surfxml_ASroute_dst;
181 gw_src = A_surfxml_ASroute_gw_src;
182 gw_dst = A_surfxml_ASroute_gw_dst;
183 xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
184 || strlen(gw_dst) > 0,
185 "Some limits are null in the route between \"%s\" and \"%s\"",
187 link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
191 * \brief Set the end points for a bypassRoute
193 static void routing_parse_S_bypassRoute(void)
195 if (src != NULL && dst != NULL && link_list != NULL)
197 "Bypass Route between %s to %s can not be defined",
198 A_surfxml_bypassRoute_src, A_surfxml_bypassRoute_dst);
199 src = A_surfxml_bypassRoute_src;
200 dst = A_surfxml_bypassRoute_dst;
201 gw_src = A_surfxml_bypassRoute_gw_src;
202 gw_dst = A_surfxml_bypassRoute_gw_dst;
203 xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
204 || strlen(gw_dst) > 0,
205 "Some limits are null in the route between \"%s\" and \"%s\"",
207 link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
211 * \brief Set a new link on the actual list of link for a route or ASroute from XML
214 static void routing_parse_link_ctn(void)
217 switch (A_surfxml_link_ctn_direction) {
218 case AU_surfxml_link_ctn_direction:
219 case A_surfxml_link_ctn_direction_NONE:
220 link_id = xbt_strdup(A_surfxml_link_ctn_id);
222 case A_surfxml_link_ctn_direction_UP:
223 link_id = bprintf("%s_UP", A_surfxml_link_ctn_id);
225 case A_surfxml_link_ctn_direction_DOWN:
226 link_id = bprintf("%s_DOWN", A_surfxml_link_ctn_id);
229 xbt_dynar_push(link_list,&link_id);
233 * \brief Store the route by calling the set_route function of the current routing component
235 static void routing_parse_E_route(void)
237 name_route_extended_t route = xbt_new0(s_name_route_extended_t, 1);
238 route->generic_route.link_list = link_list;
239 xbt_assert(current_routing->set_route,
240 "no defined method \"set_route\" in \"%s\"",
241 current_routing->name);
242 (*(current_routing->set_route)) (current_routing, src, dst, route);
249 * \brief Store the ASroute by calling the set_ASroute function of the current routing component
251 static void routing_parse_E_ASroute(void)
253 name_route_extended_t e_route = xbt_new0(s_name_route_extended_t, 1);
254 e_route->generic_route.link_list = link_list;
255 e_route->src_gateway = xbt_strdup(gw_src);
256 e_route->dst_gateway = xbt_strdup(gw_dst);
257 xbt_assert(current_routing->set_ASroute,
258 "no defined method \"set_ASroute\" in \"%s\"",
259 current_routing->name);
260 (*(current_routing->set_ASroute)) (current_routing, src, dst, e_route);
269 * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
271 static void routing_parse_E_bypassRoute(void)
273 route_extended_t e_route = xbt_new0(s_route_extended_t, 1);
274 e_route->generic_route.link_list = link_list;
275 e_route->src_gateway = xbt_strdup(gw_src);
276 e_route->dst_gateway = xbt_strdup(gw_dst);
277 xbt_assert(current_routing->set_bypassroute,
278 "Bypassing mechanism not implemented by routing '%s'",
279 current_routing->name);
280 (*(current_routing->set_bypassroute)) (current_routing, src, dst,
290 * \brief Make a new routing component to the platform
292 * Add a new autonomous system to the platform. Any elements (such as host,
293 * router or sub-AS) added after this call and before the corresponding call
294 * to sg_platf_new_AS_close() will be added to this AS.
296 * Once this function was called, the configuration concerning the used
297 * models cannot be changed anymore.
299 * @param AS_id name of this autonomous system. Must be unique in the platform
300 * @param wanted_routing_type one of Full, Floyd, Dijkstra or similar. Full list in the variable routing_models, in src/surf/surf_routing.c
302 void routing_AS_open(const char *AS_id, const char *wanted_routing_type)
304 routing_component_t new_routing;
305 model_type_t model = NULL;
308 surf_parse_models_setup(); /* ensure that the models are created after the last <config> tag and before the first <AS>-like */
310 /* search the routing model */
311 for (cpt = 0; routing_models[cpt].name; cpt++)
312 if (!strcmp(wanted_routing_type, routing_models[cpt].name))
313 model = &routing_models[cpt];
314 /* if its not exist, error */
316 fprintf(stderr, "Routing model %s not found. Existing models:\n",
317 wanted_routing_type);
318 for (cpt = 0; routing_models[cpt].name; cpt++)
319 fprintf(stderr, " %s: %s\n", routing_models[cpt].name,
320 routing_models[cpt].desc);
324 /* make a new routing component */
325 new_routing = (routing_component_t) (*(model->create)) ();
326 new_routing->routing = model;
327 new_routing->hierarchy = SURF_ROUTING_NULL;
328 new_routing->name = xbt_strdup(AS_id);
329 new_routing->routing_sons = xbt_dict_new();
331 if (current_routing == NULL && global_routing->root == NULL) {
333 /* it is the first one */
334 new_routing->routing_father = NULL;
335 global_routing->root = new_routing;
337 } else if (current_routing != NULL && global_routing->root != NULL) {
339 xbt_assert(!xbt_dict_get_or_null
340 (current_routing->routing_sons, AS_id),
341 "The AS \"%s\" already exists", AS_id);
342 /* it is a part of the tree */
343 new_routing->routing_father = current_routing;
344 /* set the father behavior */
345 if (current_routing->hierarchy == SURF_ROUTING_NULL)
346 current_routing->hierarchy = SURF_ROUTING_RECURSIVE;
347 /* add to the sons dictionary */
348 xbt_dict_set(current_routing->routing_sons, AS_id,
349 (void *) new_routing, NULL);
350 /* add to the father element list */
351 (*(current_routing->set_autonomous_system)) (current_routing, AS_id);
352 /* unload the prev parse rules */
353 (*(current_routing->routing->unload)) ();
356 THROWF(arg_error, 0, "All defined components must be belong to a AS");
358 /* set the new parse rules */
359 (*(new_routing->routing->load)) ();
360 /* set the new current component of the tree */
361 current_routing = new_routing;
365 * \brief Specify that the current description of AS is finished
367 * Once you've declared all the content of your AS, you have to close
368 * it with this call. Your AS is not usable until you call this function.
370 * @fixme: this call is not as robust as wanted: bad things WILL happen
371 * if you call it twice for the same AS, or if you forget calling it, or
372 * even if you add stuff to a closed AS
375 void routing_AS_close() {
377 if (current_routing == NULL) {
378 THROWF(arg_error, 0, "Close an AS, but none was under construction");
380 network_element_info_t info = NULL;
381 xbt_assert(!xbt_lib_get_or_null(as_router_lib,current_routing->name, ROUTING_ASR_LEVEL),
382 "The AS \"%s\" already exists",current_routing->name);
383 info = xbt_new0(s_network_element_info_t, 1);
384 info->rc_component = current_routing->routing_father;
385 info->rc_type = SURF_NETWORK_ELEMENT_AS;
386 xbt_lib_set(as_router_lib,current_routing->name,ROUTING_ASR_LEVEL,(void *) info);
388 (*(current_routing->routing->unload)) ();
389 (*(current_routing->routing->end)) ();
390 current_routing = current_routing->routing_father;
391 if (current_routing != NULL)
392 (*(current_routing->routing->load)) ();
396 /* Aux Business methods */
399 * \brief Get the AS name of the element
401 * \param name the host name
404 static char* elements_As_name(const char *name)
406 routing_component_t as_comp;
408 /* (1) find the as where the host is located */
409 as_comp = ((network_element_info_t)
410 xbt_lib_get_or_null(host_lib,name, ROUTING_HOST_LEVEL))->rc_component;
411 return as_comp->name;
416 * \brief Get the AS father and the first elements of the chain
418 * \param src the source host name
419 * \param dst the destination host name
421 * Get the common father of the to processing units, and the first different
422 * father in the chain
424 static void elements_father(const char *src, const char *dst,
425 routing_component_t *res_father,
426 routing_component_t *res_src,
427 routing_component_t *res_dst)
429 xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
430 #define ELEMENTS_FATHER_MAXDEPTH 16 /* increase if it is not enough */
431 routing_component_t src_as, dst_as;
432 routing_component_t path_src[ELEMENTS_FATHER_MAXDEPTH];
433 routing_component_t path_dst[ELEMENTS_FATHER_MAXDEPTH];
436 routing_component_t current;
437 routing_component_t current_src;
438 routing_component_t current_dst;
439 routing_component_t father;
441 /* (1) find the as where the src and dst are located */
442 network_element_info_t src_data = xbt_lib_get_or_null(host_lib, src,
444 network_element_info_t dst_data = xbt_lib_get_or_null(host_lib, dst,
447 src_data = xbt_lib_get_or_null(as_router_lib, src, ROUTING_ASR_LEVEL);
449 dst_data = xbt_lib_get_or_null(as_router_lib, dst, ROUTING_ASR_LEVEL);
450 src_as = src_data->rc_component;
451 dst_as = dst_data->rc_component;
453 xbt_assert(src_as && dst_as,
454 "Ask for route \"from\"(%s) or \"to\"(%s) no found", src, dst);
456 /* (2) find the path to the root routing component */
457 for (current = src_as ; current != NULL ; current = current->routing_father) {
458 if (index_src >= ELEMENTS_FATHER_MAXDEPTH)
459 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_src");
460 path_src[index_src++] = current;
462 for (current = dst_as ; current != NULL ; current = current->routing_father) {
463 if (index_dst >= ELEMENTS_FATHER_MAXDEPTH)
464 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_dst");
465 path_dst[index_dst++] = current;
468 /* (3) find the common father */
470 current_src = path_src[--index_src];
471 current_dst = path_dst[--index_dst];
472 } while (index_src > 0 && index_dst > 0 && current_src == current_dst);
474 /* (4) they are not in the same routing component, make the path */
475 if (current_src == current_dst)
476 father = current_src;
478 father = path_src[index_src + 1];
480 /* (5) result generation */
481 *res_father = father; /* first the common father of src and dst */
482 *res_src = current_src; /* second the first different father of src */
483 *res_dst = current_dst; /* three the first different father of dst */
485 #undef ELEMENTS_FATHER_MAXDEPTH
488 /* Global Business methods */
491 * \brief Recursive function for get_route_latency
493 * \param src the source host name
494 * \param dst the destination host name
495 * \param *e_route the route where the links are stored
496 * \param *latency the latency, if needed
498 * This function is called by "get_route" and "get_latency". It allows to walk
499 * recursively through the routing components tree.
501 static void _get_route_latency(const char *src, const char *dst,
502 xbt_dynar_t *route, double *latency)
504 XBT_DEBUG("Solve route/latency \"%s\" to \"%s\"", src, dst);
505 xbt_assert(src && dst, "bad parameters for \"_get_route_latency\" method");
507 routing_component_t common_father;
508 routing_component_t src_father;
509 routing_component_t dst_father;
510 elements_father(src, dst, &common_father, &src_father, &dst_father);
512 if (src_father == dst_father) { /* SURF_ROUTING_BASE */
514 route_extended_t e_route = NULL;
516 e_route = common_father->get_route(common_father, src, dst);
517 xbt_assert(e_route, "no route between \"%s\" and \"%s\"", src, dst);
518 *route = e_route->generic_route.link_list;
521 *latency = common_father->get_latency(common_father, src, dst, e_route);
522 xbt_assert(*latency >= 0.0,
523 "latency error on route between \"%s\" and \"%s\"", src, dst);
526 xbt_free(e_route->src_gateway);
527 xbt_free(e_route->dst_gateway);
531 } else { /* SURF_ROUTING_RECURSIVE */
533 route_extended_t e_route_bypass = NULL;
534 if (common_father->get_bypass_route)
535 e_route_bypass = common_father->get_bypass_route(common_father, src, dst);
537 xbt_assert(!latency || !e_route_bypass,
538 "Bypass cannot work yet with get_latency");
540 route_extended_t e_route_cnt = e_route_bypass
542 : common_father->get_route(common_father,
543 src_father->name, dst_father->name);
545 xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"",
546 src_father->name, dst_father->name);
548 xbt_assert((e_route_cnt->src_gateway == NULL) ==
549 (e_route_cnt->dst_gateway == NULL),
550 "bad gateway for route between \"%s\" and \"%s\"", src, dst);
553 *route = xbt_dynar_new(global_routing->size_of_link, NULL);
556 *latency = common_father->get_latency(common_father,
557 src_father->name, dst_father->name,
559 xbt_assert(*latency >= 0.0,
560 "latency error on route between \"%s\" and \"%s\"",
561 src_father->name, dst_father->name);
567 if (strcmp(src, e_route_cnt->src_gateway)) {
569 xbt_dynar_t route_src;
571 _get_route_latency(src, e_route_cnt->src_gateway,
572 (route ? &route_src : NULL),
573 (latency ? &latency_src : NULL));
575 xbt_assert(route_src, "no route between \"%s\" and \"%s\"",
576 src, e_route_cnt->src_gateway);
577 xbt_dynar_foreach(route_src, cpt, link) {
578 xbt_dynar_push(*route, &link);
580 xbt_dynar_free(&route_src);
583 xbt_assert(latency_src >= 0.0,
584 "latency error on route between \"%s\" and \"%s\"",
585 src, e_route_cnt->src_gateway);
586 *latency += latency_src;
591 xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
592 xbt_dynar_push(*route, &link);
596 if (strcmp(e_route_cnt->dst_gateway, dst)) {
598 xbt_dynar_t route_dst;
600 _get_route_latency(e_route_cnt->dst_gateway, dst,
601 (route ? &route_dst : NULL),
602 (latency ? &latency_dst : NULL));
604 xbt_assert(route_dst, "no route between \"%s\" and \"%s\"",
605 e_route_cnt->dst_gateway, dst);
606 xbt_dynar_foreach(route_dst, cpt, link) {
607 xbt_dynar_push(*route, &link);
609 xbt_dynar_free(&route_dst);
612 xbt_assert(latency_dst >= 0.0,
613 "latency error on route between \"%s\" and \"%s\"",
614 e_route_cnt->dst_gateway, dst);
615 *latency += latency_dst;
619 generic_free_extended_route(e_route_cnt);
624 * \brief Generic function for get_route, get_route_no_cleanup, and get_latency
626 static void get_route_latency(const char *src, const char *dst,
627 xbt_dynar_t *route, double *latency, int cleanup)
629 _get_route_latency(src, dst, route, latency);
630 xbt_assert(!route || *route, "no route between \"%s\" and \"%s\"", src, dst);
631 xbt_assert(!latency || *latency >= 0.0,
632 "latency error on route between \"%s\" and \"%s\"", src, dst);
634 xbt_dynar_free(&global_routing->last_route);
635 global_routing->last_route = cleanup ? *route : NULL;
640 * \brief Generic method: find a route between hosts
642 * \param src the source host name
643 * \param dst the destination host name
645 * walk through the routing components tree and find a route between hosts
646 * by calling the differents "get_route" functions in each routing component.
647 * No need to free the returned dynar. It will be freed at the next call.
649 static xbt_dynar_t get_route(const char *src, const char *dst)
651 xbt_dynar_t route = NULL;
652 get_route_latency(src, dst, &route, NULL, 1);
657 * \brief Generic method: find a route between hosts
659 * \param src the source host name
660 * \param dst the destination host name
662 * same as get_route, but return NULL if any exception is raised.
664 static xbt_dynar_t get_route_or_null(const char *src, const char *dst)
666 xbt_dynar_t route = NULL;
669 get_route_latency(src, dst, &route, NULL, 1);
671 xbt_ex_free(exception);
678 * \brief Generic method: find a route between hosts
680 * \param src the source host name
681 * \param dst the destination host name
683 * walk through the routing components tree and find a route between hosts
684 * by calling the differents "get_route" functions in each routing component.
685 * Leaves the caller the responsability to clean the returned dynar.
687 static xbt_dynar_t get_route_no_cleanup(const char *src, const char *dst)
689 xbt_dynar_t route = NULL;
690 get_route_latency(src, dst, &route, NULL, 0);
695 static double get_latency(const char *src, const char *dst)
697 double latency = -1.0;
698 get_route_latency(src, dst, NULL, &latency, 0);
702 static int surf_parse_models_setup_already_called=0;
703 /* Call the last initialization functions, that must be called after the
704 * <config> tag, if any, and before the first of cluster|peer|AS|trace|trace_connect
706 void surf_parse_models_setup()
708 if (surf_parse_models_setup_already_called)
710 surf_parse_models_setup_already_called=1;
711 surf_config_models_setup();
716 * \brief Recursive function for finalize
718 * \param rc the source host name
720 * This fuction is call by "finalize". It allow to finalize the
721 * AS or routing components. It delete all the structures.
723 static void _finalize(routing_component_t rc)
726 xbt_dict_cursor_t cursor = NULL;
728 routing_component_t elem;
729 xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
732 xbt_dict_t tmp_sons = rc->routing_sons;
733 char *tmp_name = rc->name;
734 xbt_dict_free(&tmp_sons);
736 xbt_assert(rc->finalize, "no defined method \"finalize\" in \"%s\"",
737 current_routing->name);
738 (*(rc->finalize)) (rc);
743 * \brief Generic method: delete all the routing structures
745 * walk through the routing components tree and delete the structures
746 * by calling the differents "finalize" functions in each routing component
748 static void finalize(void)
750 /* delete recursively all the tree */
751 _finalize(global_routing->root);
752 /* delete last_route */
753 xbt_dynar_free(&(global_routing->last_route));
754 /* delete global routing structure */
755 xbt_free(global_routing);
756 /* make sure that we will reinit the models while loading the platf once reinited -- HACK but there is no proper surf_routing_init() */
757 surf_parse_models_setup_already_called = 0;
760 static xbt_dynar_t recursive_get_onelink_routes(routing_component_t rc)
762 xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
764 //adding my one link routes
767 xbt_dynar_t onelink_mine = rc->get_onelink_routes(rc);
769 xbt_dynar_foreach(onelink_mine, cpt, link) {
770 xbt_dynar_push(ret, &link);
775 xbt_dict_cursor_t cursor = NULL;
776 routing_component_t rc_child;
777 xbt_dict_foreach(rc->routing_sons, cursor, key, rc_child) {
778 xbt_dynar_t onelink_child = recursive_get_onelink_routes(rc_child);
780 xbt_dynar_foreach(onelink_child, cpt, link) {
781 xbt_dynar_push(ret, &link);
788 static xbt_dynar_t get_onelink_routes(void)
790 return recursive_get_onelink_routes(global_routing->root);
793 e_surf_network_element_type_t get_network_element_type(const char
796 network_element_info_t rc = NULL;
798 rc = xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
799 if(rc) return rc->rc_type;
801 rc = xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
802 if(rc) return rc->rc_type;
804 return SURF_NETWORK_ELEMENT_NULL;
808 * \brief Generic method: create the global routing schema
810 * Make a global routing structure and set all the parsing functions.
812 void routing_model_create(size_t size_of_links, void *loopback, double_f_cpvoid_t get_link_latency_fun)
814 /* config the uniq global routing */
815 global_routing = xbt_new0(s_routing_global_t, 1);
816 global_routing->root = NULL;
817 global_routing->get_route = get_route;
818 global_routing->get_route_or_null = get_route_or_null;
819 global_routing->get_latency = get_latency;
820 global_routing->get_route_no_cleanup = get_route_no_cleanup;
821 global_routing->get_onelink_routes = get_onelink_routes;
822 global_routing->get_route_latency = get_route_latency;
823 global_routing->get_network_element_type = get_network_element_type;
824 global_routing->finalize = finalize;
825 global_routing->loopback = loopback;
826 global_routing->size_of_link = size_of_links;
827 global_routing->last_route = NULL;
828 get_link_latency = get_link_latency_fun;
829 /* no current routing at moment */
830 current_routing = NULL;
834 /* ************************************************** */
835 /* ********** PATERN FOR NEW ROUTING **************** */
837 /* The minimal configuration of a new routing model need the next functions,
838 * also you need to set at the start of the file, the new model in the model
839 * list. Remember keep the null ending of the list.
841 /*** Routing model structure ***/
843 // s_routing_component_t generic_routing;
844 // /* things that your routing model need */
845 // } s_routing_component_NEW_t,*routing_component_NEW_t;
847 /*** Parse routing model functions ***/
848 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
849 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
850 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
851 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
852 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
854 /*** Business methods ***/
855 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
856 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
857 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
859 /*** Creation routing model functions ***/
860 // static void* model_NEW_create(void) {
861 // routing_component_NEW_t new_component = xbt_new0(s_routing_component_NEW_t,1);
862 // new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
863 // new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
864 // new_component->generic_routing.set_route = model_NEW_set_route;
865 // new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
866 // new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
867 // new_component->generic_routing.get_route = NEW_get_route;
868 // new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
869 // new_component->generic_routing.finalize = NEW_finalize;
870 // /* initialization of internal structures */
871 // return new_component;
873 // static void model_NEW_load(void) {} /* mandatory */
874 // static void model_NEW_unload(void) {} /* mandatory */
875 // static void model_NEW_end(void) {} /* mandatory */
877 /* ************************************************************************** */
878 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
880 void generic_set_processing_unit(routing_component_t rc,
883 XBT_DEBUG("Load process unit \"%s\"", name);
884 int *id = xbt_new0(int, 1);
885 xbt_dict_t _to_index;
886 _to_index = current_routing->to_index;
887 *id = xbt_dict_length(_to_index);
888 xbt_dict_set(_to_index, name, id, xbt_free);
891 void generic_set_autonomous_system(routing_component_t rc,
894 XBT_DEBUG("Load Autonomous system \"%s\"", name);
895 int *id = xbt_new0(int, 1);
896 xbt_dict_t _to_index;
897 _to_index = current_routing->to_index;
898 *id = xbt_dict_length(_to_index);
899 xbt_dict_set(_to_index, name, id, xbt_free);
902 int surf_pointer_resource_cmp(const void *a, const void *b)
907 int surf_link_resource_cmp(const void *a, const void *b)
909 return !!memcmp(a,b,global_routing->size_of_link);
912 void generic_set_bypassroute(routing_component_t rc,
913 const char *src, const char *dst,
914 route_extended_t e_route)
916 XBT_DEBUG("Load bypassRoute from \"%s\" to \"%s\"", src, dst);
917 xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
920 route_name = bprintf("%s#%s", src, dst);
921 xbt_assert(xbt_dynar_length(e_route->generic_route.link_list) > 0,
922 "Invalid count of links, must be greater than zero (%s,%s)",
924 xbt_assert(!xbt_dict_get_or_null(dict_bypassRoutes, route_name),
925 "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exists",
926 src, e_route->src_gateway, dst, e_route->dst_gateway);
928 route_extended_t new_e_route =
929 generic_new_extended_route(SURF_ROUTING_RECURSIVE, e_route, 0);
930 xbt_dynar_free(&(e_route->generic_route.link_list));
933 xbt_dict_set(dict_bypassRoutes, route_name, new_e_route,
934 (void (*)(void *)) generic_free_extended_route);
935 xbt_free(route_name);
938 /* ************************************************************************** */
939 /* *********************** GENERIC BUSINESS METHODS ************************* */
941 double generic_get_link_latency(routing_component_t rc,
942 const char *src, const char *dst,
943 route_extended_t route)
945 int need_to_clean = route?0:1;
948 double latency = 0.0;
950 route = route?route:rc->get_route(rc,src,dst);
952 xbt_dynar_foreach(route->generic_route.link_list,i,link) {
953 latency += get_link_latency(link);
955 if(need_to_clean) generic_free_extended_route(route);
959 xbt_dynar_t generic_get_onelink_routes(routing_component_t rc)
961 xbt_die("\"generic_get_onelink_routes\" not implemented yet");
964 route_extended_t generic_get_bypassroute(routing_component_t rc,
968 xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
969 routing_component_t src_as, dst_as;
970 int index_src, index_dst;
971 xbt_dynar_t path_src = NULL;
972 xbt_dynar_t path_dst = NULL;
973 routing_component_t current = NULL;
974 routing_component_t *current_src = NULL;
975 routing_component_t *current_dst = NULL;
977 /* (1) find the as where the src and dst are located */
978 void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
979 void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
980 if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
981 if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
983 if(src_data == NULL || dst_data == NULL)
984 xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
987 src_as = ((network_element_info_t)src_data)->rc_component;
988 dst_as = ((network_element_info_t)dst_data)->rc_component;
990 /* (2) find the path to the root routing component */
991 path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
993 while (current != NULL) {
994 xbt_dynar_push(path_src, ¤t);
995 current = current->routing_father;
997 path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
999 while (current != NULL) {
1000 xbt_dynar_push(path_dst, ¤t);
1001 current = current->routing_father;
1004 /* (3) find the common father */
1005 index_src = path_src->used - 1;
1006 index_dst = path_dst->used - 1;
1007 current_src = xbt_dynar_get_ptr(path_src, index_src);
1008 current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
1009 while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
1010 xbt_dynar_pop_ptr(path_src);
1011 xbt_dynar_pop_ptr(path_dst);
1014 current_src = xbt_dynar_get_ptr(path_src, index_src);
1015 current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
1018 int max_index_src = path_src->used - 1;
1019 int max_index_dst = path_dst->used - 1;
1021 int max_index = max(max_index_src, max_index_dst);
1024 route_extended_t e_route_bypass = NULL;
1026 for (max = 0; max <= max_index; max++) {
1027 for (i = 0; i < max; i++) {
1028 if (i <= max_index_src && max <= max_index_dst) {
1029 char *route_name = bprintf("%s#%s",
1030 (*(routing_component_t *)
1032 (path_src, i)))->name,
1033 (*(routing_component_t *)
1035 (path_dst, max)))->name);
1037 xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1038 xbt_free(route_name);
1042 if (max <= max_index_src && i <= max_index_dst) {
1043 char *route_name = bprintf("%s#%s",
1044 (*(routing_component_t *)
1046 (path_src, max)))->name,
1047 (*(routing_component_t *)
1049 (path_dst, i)))->name);
1051 xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1052 xbt_free(route_name);
1061 if (max <= max_index_src && max <= max_index_dst) {
1062 char *route_name = bprintf("%s#%s",
1063 (*(routing_component_t *)
1065 (path_src, max)))->name,
1066 (*(routing_component_t *)
1068 (path_dst, max)))->name);
1069 e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1070 xbt_free(route_name);
1076 xbt_dynar_free(&path_src);
1077 xbt_dynar_free(&path_dst);
1079 route_extended_t new_e_route = NULL;
1081 if (e_route_bypass) {
1083 unsigned int cpt = 0;
1084 new_e_route = xbt_new0(s_route_extended_t, 1);
1085 new_e_route->src_gateway = xbt_strdup(e_route_bypass->src_gateway);
1086 new_e_route->dst_gateway = xbt_strdup(e_route_bypass->dst_gateway);
1087 new_e_route->generic_route.link_list =
1088 xbt_dynar_new(global_routing->size_of_link, NULL);
1089 xbt_dynar_foreach(e_route_bypass->generic_route.link_list, cpt, link) {
1090 xbt_dynar_push(new_e_route->generic_route.link_list, &link);
1097 /* ************************************************************************** */
1098 /* ************************* GENERIC AUX FUNCTIONS ************************** */
1101 generic_new_route(e_surf_routing_hierarchy_t hierarchy,
1102 void *data, int order)
1108 xbt_dynar_t links = NULL, links_id = NULL;
1110 new_route = xbt_new0(s_route_t, 1);
1111 new_route->link_list =
1112 xbt_dynar_new(global_routing->size_of_link, NULL);
1114 xbt_assert(hierarchy == SURF_ROUTING_BASE,
1115 "the hierarchy type is not SURF_ROUTING_BASE");
1117 links = ((route_t) data)->link_list;
1120 links_id = new_route->link_list;
1122 xbt_dynar_foreach(links, cpt, link_name) {
1125 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1128 xbt_dynar_push(links_id, &link);
1130 xbt_dynar_unshift(links_id, &link);
1132 THROWF(mismatch_error, 0, "Link %s not found", link_name);
1139 generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy,
1140 void *data, int order)
1144 route_extended_t e_route, new_e_route;
1147 xbt_dynar_t links = NULL, links_id = NULL;
1149 new_e_route = xbt_new0(s_route_extended_t, 1);
1150 new_e_route->generic_route.link_list =
1151 xbt_dynar_new(global_routing->size_of_link, NULL);
1152 new_e_route->src_gateway = NULL;
1153 new_e_route->dst_gateway = NULL;
1155 xbt_assert(hierarchy == SURF_ROUTING_BASE
1156 || hierarchy == SURF_ROUTING_RECURSIVE,
1157 "the hierarchy type is not defined");
1159 if (hierarchy == SURF_ROUTING_BASE) {
1161 route = (route_t) data;
1162 links = route->link_list;
1164 } else if (hierarchy == SURF_ROUTING_RECURSIVE) {
1166 e_route = (route_extended_t) data;
1167 xbt_assert(e_route->src_gateway
1168 && e_route->dst_gateway, "bad gateway, is null");
1169 links = e_route->generic_route.link_list;
1171 /* remeber not erase the gateway names */
1172 new_e_route->src_gateway = strdup(e_route->src_gateway);
1173 new_e_route->dst_gateway = strdup(e_route->dst_gateway);
1176 links_id = new_e_route->generic_route.link_list;
1178 xbt_dynar_foreach(links, cpt, link_name) {
1181 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1184 xbt_dynar_push(links_id, &link);
1186 xbt_dynar_unshift(links_id, &link);
1188 THROWF(mismatch_error, 0, "Link %s not found", link_name);
1194 void generic_free_route(route_t route)
1197 xbt_dynar_free(&(route->link_list));
1202 void generic_free_extended_route(route_extended_t e_route)
1205 xbt_dynar_free(&(e_route->generic_route.link_list));
1206 if (e_route->src_gateway)
1207 xbt_free(e_route->src_gateway);
1208 if (e_route->dst_gateway)
1209 xbt_free(e_route->dst_gateway);
1214 static routing_component_t generic_as_exist(routing_component_t find_from,
1215 routing_component_t to_find)
1217 //return to_find; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
1218 xbt_dict_cursor_t cursor = NULL;
1221 routing_component_t elem;
1222 xbt_dict_foreach(find_from->routing_sons, cursor, key, elem) {
1223 if (to_find == elem || generic_as_exist(elem, to_find)) {
1234 generic_autonomous_system_exist(routing_component_t rc, char *element)
1236 //return rc; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
1237 routing_component_t element_as, result, elem;
1238 xbt_dict_cursor_t cursor = NULL;
1240 element_as = ((network_element_info_t)
1241 xbt_lib_get_or_null(as_router_lib, element, ROUTING_ASR_LEVEL))->rc_component;
1242 result = ((routing_component_t) - 1);
1243 if (element_as != rc)
1244 result = generic_as_exist(rc, element_as);
1248 xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
1249 found = !strcmp(elem->name, element);
1260 generic_processing_units_exist(routing_component_t rc, char *element)
1262 routing_component_t element_as;
1263 element_as = ((network_element_info_t)
1264 xbt_lib_get_or_null(host_lib,
1265 element, ROUTING_HOST_LEVEL))->rc_component;
1266 if (element_as == rc)
1268 return generic_as_exist(rc, element_as);
1271 void generic_src_dst_check(routing_component_t rc, const char *src,
1275 void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
1276 void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
1277 if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
1278 if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
1280 if(src_data == NULL || dst_data == NULL)
1281 xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
1282 src, dst, rc->name);
1284 routing_component_t src_as = ((network_element_info_t)src_data)->rc_component;
1285 routing_component_t dst_as = ((network_element_info_t)dst_data)->rc_component;
1287 if(src_as != dst_as)
1288 xbt_die("The src(%s in %s) and dst(%s in %s) are in differents AS",
1289 src, src_as->name, dst, dst_as->name);
1291 xbt_die("The routing component of src'%s' and dst'%s' is not the same as the network elements belong (%s?=%s?=%s)",
1292 src,dst,src_as->name, dst_as->name,rc->name);
1295 static void routing_parse_cluster(void) {
1296 char *host_id, *groups, *link_id = NULL;
1298 s_sg_platf_host_cbarg_t host;
1299 s_sg_platf_link_cbarg_t link;
1301 if( strcmp(struct_cluster->availability_trace,"")
1302 || strcmp(struct_cluster->state_trace,"") )
1304 if(xbt_dict_size(patterns)==0)
1305 patterns = xbt_dict_new();
1306 xbt_dict_set(patterns,"id",xbt_strdup(struct_cluster->id),free);
1307 xbt_dict_set(patterns,"prefix",xbt_strdup(struct_cluster->prefix),free);
1308 xbt_dict_set(patterns,"suffix",xbt_strdup(struct_cluster->suffix),free);
1313 xbt_dynar_t radical_elements;
1314 xbt_dynar_t radical_ends;
1316 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", struct_cluster->id);
1317 sg_platf_new_AS_open(struct_cluster->id,"Cluster");
1320 radical_elements = xbt_str_split(struct_cluster->radical, ",");
1321 xbt_dynar_foreach(radical_elements, iter, groups) {
1322 memset(&host,0,sizeof(host));
1324 radical_ends = xbt_str_split(groups, "-");
1325 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
1327 switch (xbt_dynar_length(radical_ends)) {
1332 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
1335 surf_parse_error("Malformed radical");
1338 for (i = start; i <= end; i++) {
1339 host_id = bprintf("%s%d%s", struct_cluster->prefix, i, struct_cluster->suffix);
1340 link_id = bprintf("%s_link_%d", struct_cluster->id, i);
1342 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, struct_cluster->power);
1344 if(strcmp(struct_cluster->availability_trace,"")){
1345 xbt_dict_set(patterns, "radical", bprintf("%d", i), xbt_free);
1346 char* tmp_availability_file = xbt_strdup(struct_cluster->availability_trace);
1347 xbt_str_varsubst(tmp_availability_file,patterns);
1348 XBT_DEBUG("\tavailability_file=\"%s\"",tmp_availability_file);
1349 host.power_trace = tmgr_trace_new(tmp_availability_file);
1350 xbt_free(tmp_availability_file);
1354 XBT_DEBUG("\tavailability_file=\"\"");
1356 if(strcmp(struct_cluster->state_trace,"")){
1357 char *tmp_state_file = xbt_strdup(struct_cluster->state_trace);
1358 xbt_str_varsubst(tmp_state_file,patterns);
1359 XBT_DEBUG("\tstate_file=\"%s\"",tmp_state_file);
1360 host.state_trace = tmgr_trace_new(tmp_state_file);
1361 xbt_free(tmp_state_file);
1365 XBT_DEBUG("\tstate_file=\"\"");
1368 host.power_peak = struct_cluster->power;
1369 host.power_scale = 1.0;
1370 host.core_amount = struct_cluster->core_amount;
1371 host.initial_state = SURF_RESOURCE_ON;
1373 sg_platf_new_host(&host);
1374 XBT_DEBUG("</host>");
1376 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,struct_cluster->bw, struct_cluster->lat);
1378 memset(&link,0,sizeof(link));
1380 link.bandwidth = struct_cluster->bw;
1381 link.latency = struct_cluster->lat;
1382 link.state = SURF_RESOURCE_ON;
1384 switch (struct_cluster->sharing_policy) {
1385 case A_surfxml_cluster_sharing_policy_SHARED:
1386 link.policy = SURF_LINK_SHARED;
1388 case A_surfxml_cluster_sharing_policy_FULLDUPLEX:
1389 link.policy = SURF_LINK_FULLDUPLEX;
1391 case A_surfxml_cluster_sharing_policy_FATPIPE:
1392 link.policy = SURF_LINK_FATPIPE;
1395 surf_parse_error(bprintf("Invalid cluster sharing policy for cluster %s",struct_cluster->id));
1398 sg_platf_new_link(&link);
1400 surf_parsing_link_up_down_t info = xbt_new0(s_surf_parsing_link_up_down_t, 1);
1401 if (link.policy == SURF_LINK_FULLDUPLEX) {
1402 char* tmp_link = bprintf("%s_UP",link_id);
1403 info->link_up = xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
1405 tmp_link = bprintf("%s_DOWN",link_id);
1406 info->link_down = xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
1410 info->link_up = xbt_lib_get_or_null(link_lib, link_id, SURF_LINK_LEVEL);
1411 info->link_down = info->link_up;
1413 surf_routing_cluster_add_link(host_id,info);
1419 xbt_dynar_free(&radical_ends);
1421 xbt_dynar_free(&radical_elements);
1423 // Add a router. It is magically used thanks to the way in which surf_routing_cluster is written, and it's very useful to connect clusters together
1425 XBT_DEBUG("<router id=\"%s\"/>", struct_cluster->router_id);
1426 s_sg_platf_router_cbarg_t router;
1428 memset(&router,0,sizeof(router));
1429 router.id = struct_cluster->router_id;
1431 if (!router.id || !strcmp(router.id,""))
1432 router.id = newid = bprintf("%s%s_router%s", struct_cluster->prefix, struct_cluster->id, struct_cluster->suffix);
1433 sg_platf_new_router(&router);
1438 if( (struct_cluster->bb_bw!= 0) && (struct_cluster->bb_lat!=0) ){
1439 char *link_backbone = bprintf("%s_backbone", struct_cluster->id);
1440 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link_backbone,struct_cluster->bb_bw, struct_cluster->bb_lat);
1442 memset(&link,0,sizeof(link));
1443 link.id = link_backbone;
1444 link.bandwidth = struct_cluster->bb_bw;
1445 link.latency = struct_cluster->bb_lat;
1446 link.state = SURF_RESOURCE_ON;
1448 switch (struct_cluster->bb_sharing_policy) {
1449 case A_surfxml_cluster_bb_sharing_policy_FATPIPE:
1450 link.policy = SURF_LINK_FATPIPE;
1452 case A_surfxml_cluster_bb_sharing_policy_SHARED:
1453 link.policy = SURF_LINK_SHARED;
1456 surf_parse_error(bprintf("Invalid bb sharing policy in cluster %s",struct_cluster->id));
1460 sg_platf_new_link(&link);
1462 surf_parsing_link_up_down_t info = xbt_new0(s_surf_parsing_link_up_down_t, 1);
1463 info->link_up = xbt_lib_get_or_null(link_lib, link_backbone, SURF_LINK_LEVEL);
1464 info->link_down = info->link_up;
1465 surf_routing_cluster_add_link(struct_cluster->id, info);
1467 free(link_backbone);
1472 char *new_suffix = xbt_strdup("");
1474 radical_elements = xbt_str_split(struct_cluster->suffix, ".");
1475 xbt_dynar_foreach(radical_elements, iter, groups) {
1476 if (strcmp(groups, "")) {
1477 char *old_suffix = new_suffix;
1478 new_suffix = bprintf("%s\\.%s", old_suffix, groups);
1483 xbt_dynar_free(&radical_elements);
1484 xbt_free(new_suffix);
1486 if( strcmp(struct_cluster->availability_trace,"")
1487 || strcmp(struct_cluster->state_trace,"") )
1488 xbt_dict_free(&patterns);
1491 sg_platf_new_AS_close();
1495 * This function take a string and replace parameters from patterns dict.
1496 * It returns the new value.
1498 static char* replace_random_parameter(char * string)
1500 char *test_string = NULL;
1502 if(xbt_dict_size(random_value)==0)
1505 string = xbt_str_varsubst(string, patterns); // for patterns of cluster
1506 test_string = bprintf("${%s}", string);
1507 test_string = xbt_str_varsubst(test_string,random_value); //Add ${xxxxx} for random Generator
1509 if (strcmp(test_string,"")) { //if not empty, keep this value.
1511 string = test_string;
1512 } //In other case take old value (without ${})
1518 static void routing_parse_postparse(void)
1520 xbt_dict_free(&random_value);
1521 xbt_dict_free(&patterns);
1524 static void routing_parse_peer(sg_platf_peer_cbarg_t peer)
1526 static int AX_ptr = 0;
1527 char *host_id = NULL;
1528 char *router_id, *link_router, *link_backbone, *link_id_up, *link_id_down;
1530 static unsigned int surfxml_buffer_stack_stack_ptr = 1;
1531 static unsigned int surfxml_buffer_stack_stack[1024];
1533 surfxml_buffer_stack_stack[0] = 0;
1535 surfxml_bufferstack_push(1);
1537 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", peer->id);
1538 sg_platf_new_AS_open(peer->id, "Full");
1541 host_id = HOST_PEER(peer->id);
1542 router_id = ROUTER_PEER(peer->id);
1543 link_id_up = LINK_UP_PEER(peer->id);
1544 link_id_down = LINK_DOWN_PEER(peer->id);
1546 link_router = bprintf("%s_link_router", peer->id);
1547 link_backbone = bprintf("%s_backbone", peer->id);
1549 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->power);
1550 s_sg_platf_host_cbarg_t host;
1551 memset(&host,0,sizeof(host));
1552 host.initial_state = SURF_RESOURCE_ON;
1554 host.power_peak = peer->power;
1555 host.power_scale = 1.0;
1556 host.power_trace = peer->availability_trace;
1557 host.state_trace = peer->state_trace;
1558 host.core_amount = 1;
1559 sg_platf_new_host(&host);
1562 XBT_DEBUG("<router id=\"%s\"\tcoordinates=\"%s\"/>", router_id, peer->coord);
1563 s_sg_platf_router_cbarg_t router;
1564 memset(&router,0,sizeof(router));
1565 router.id = router_id;
1566 router.coord = peer->coord;
1567 sg_platf_new_router(&router);
1569 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id_up, peer->bw_in, peer->lat);
1570 s_sg_platf_link_cbarg_t link;
1571 memset(&link,0,sizeof(link));
1572 link.state = SURF_RESOURCE_ON;
1573 link.policy = SURF_LINK_SHARED;
1574 link.id = link_id_up;
1575 link.bandwidth = peer->bw_in;
1576 link.latency = peer->lat;
1577 sg_platf_new_link(&link);
1579 // FIXME: dealing with full duplex is not the role of this piece of code, I'd say [Mt]
1580 // Instead, it should be created fullduplex, and the models will do what's needed in this case
1581 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id_down, peer->bw_out, peer->lat);
1582 link.id = link_id_down;
1583 sg_platf_new_link(&link);
1588 XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", host_id, router_id);
1589 XBT_DEBUG("symmetrical=\"NO\">");
1590 SURFXML_BUFFER_SET(route_src, host_id);
1591 SURFXML_BUFFER_SET(route_dst, router_id);
1592 A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1593 SURFXML_START_TAG(route);
1595 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_up);
1596 SURFXML_BUFFER_SET(link_ctn_id, link_id_up);
1597 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1598 SURFXML_START_TAG(link_ctn);
1599 SURFXML_END_TAG(link_ctn);
1601 XBT_DEBUG("</route>");
1602 SURFXML_END_TAG(route);
1605 XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, host_id);
1606 XBT_DEBUG("symmetrical=\"NO\">");
1607 SURFXML_BUFFER_SET(route_src, router_id);
1608 SURFXML_BUFFER_SET(route_dst, host_id);
1609 A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1610 SURFXML_START_TAG(route);
1612 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_down);
1613 SURFXML_BUFFER_SET(link_ctn_id, link_id_down);
1614 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1615 SURFXML_START_TAG(link_ctn);
1616 SURFXML_END_TAG(link_ctn);
1618 XBT_DEBUG("</route>");
1619 SURFXML_END_TAG(route);
1622 sg_platf_new_AS_close();
1625 //xbt_dynar_free(&tab_elements_num);
1629 free(link_backbone);
1632 surfxml_bufferstack_pop(1);
1635 static void routing_parse_Srandom(void)
1637 double mean, std, min, max, seed;
1638 char *random_id = A_surfxml_random_id;
1639 char *random_radical = A_surfxml_random_radical;
1640 char *rd_name = NULL;
1642 mean = surf_parse_get_double(A_surfxml_random_mean);
1643 std = surf_parse_get_double(A_surfxml_random_std_deviation);
1644 min = surf_parse_get_double(A_surfxml_random_min);
1645 max = surf_parse_get_double(A_surfxml_random_max);
1646 seed = surf_parse_get_double(A_surfxml_random_seed);
1650 random_data_t random = xbt_new0(s_random_data_t, 1);
1653 xbt_dynar_t radical_elements;
1657 xbt_dynar_t radical_ends;
1659 random->generator = A_surfxml_random_generator;
1660 random->seed = seed;
1664 /* Check user stupidities */
1666 THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
1668 THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean,
1671 THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean,
1674 /* normalize the mean and standard deviation before storing */
1675 random->mean = (mean - min) / (max - min);
1676 random->std = std / (max - min);
1678 if (random->mean * (1 - random->mean) < random->std * random->std)
1679 THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
1680 random->mean, random->std);
1682 XBT_DEBUG("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
1692 if(xbt_dict_size(random_value)==0)
1693 random_value = xbt_dict_new();
1695 if(!strcmp(random_radical,""))
1697 res = random_generate(random);
1698 rd_value = bprintf("%f",res);
1699 xbt_dict_set(random_value, random_id, rd_value, free);
1703 radical_elements = xbt_str_split(random_radical, ",");
1704 xbt_dynar_foreach(radical_elements, iter, groups) {
1705 radical_ends = xbt_str_split(groups, "-");
1706 switch (xbt_dynar_length(radical_ends)) {
1708 xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",random_id);
1709 res = random_generate(random);
1710 tmpbuf = bprintf("%s%d",random_id,atoi(xbt_dynar_getfirst_as(radical_ends,char *)));
1711 xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
1716 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
1717 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
1718 for (i = start; i <= end; i++) {
1719 xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",bprintf("%s%d",random_id,i));
1720 res = random_generate(random);
1721 tmpbuf = bprintf("%s%d",random_id,i);
1722 xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
1727 XBT_INFO("Malformed radical");
1730 res = random_generate(random);
1731 rd_name = bprintf("%s_router",random_id);
1732 rd_value = bprintf("%f",res);
1733 xbt_dict_set(random_value, rd_name, rd_value, free);
1735 xbt_dynar_free(&radical_ends);
1738 xbt_dynar_free(&radical_elements);
1742 void routing_register_callbacks() {
1743 sg_platf_host_add_cb(parse_S_host);
1744 sg_platf_router_add_cb(parse_S_router);
1746 surfxml_add_callback(STag_surfxml_random_cb_list, &routing_parse_Srandom);
1748 surfxml_add_callback(STag_surfxml_route_cb_list, &routing_parse_S_route);
1749 surfxml_add_callback(STag_surfxml_ASroute_cb_list, &routing_parse_S_ASroute);
1750 surfxml_add_callback(STag_surfxml_bypassRoute_cb_list,&routing_parse_S_bypassRoute);
1752 surfxml_add_callback(ETag_surfxml_link_ctn_cb_list, &routing_parse_link_ctn);
1754 surfxml_add_callback(ETag_surfxml_route_cb_list, &routing_parse_E_route);
1755 surfxml_add_callback(ETag_surfxml_ASroute_cb_list, &routing_parse_E_ASroute);
1756 surfxml_add_callback(ETag_surfxml_bypassRoute_cb_list,&routing_parse_E_bypassRoute);
1758 surfxml_add_callback(STag_surfxml_cluster_cb_list,
1759 &routing_parse_cluster);
1761 sg_platf_peer_add_cb(routing_parse_peer);
1762 sg_platf_postparse_add_cb(routing_parse_postparse);
1765 instr_routing_define_callbacks();