1 /* Copyright (c) 2009, 2010. 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. */
10 #include "gras_config.h"
13 #include <pcre.h> /* regular expression library */
15 #include "surf_private.h"
16 #include "xbt/dynar.h"
18 #include "xbt/config.h"
19 #include "xbt/graph.h"
21 #include "surf/surfxml_parse.h"
23 xbt_dict_t patterns = NULL;
24 xbt_dict_t random_value = NULL;
26 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
29 routing_global_t global_routing = NULL;
30 routing_component_t current_routing = NULL;
31 model_type_t current_routing_model = NULL;
32 static double_f_cpvoid_t get_link_latency = NULL;
34 /* Prototypes of each model */
35 static void *model_full_create(void); /* create structures for full routing model */
36 static void model_full_load(void); /* load parse functions for full routing model */
37 static void model_full_unload(void); /* unload parse functions for full routing model */
38 static void model_full_end(void); /* finalize the creation of full routing model */
39 static void model_full_set_route( /* Set the route and ASroute between src and dst */
40 routing_component_t rc, const char *src, const char *dst, name_route_extended_t route);
42 static void *model_floyd_create(void); /* create structures for floyd routing model */
43 static void model_floyd_load(void); /* load parse functions for floyd routing model */
44 static void model_floyd_unload(void); /* unload parse functions for floyd routing model */
45 static void model_floyd_end(void); /* finalize the creation of floyd routing model */
46 static void model_floyd_set_route(routing_component_t rc, const char *src,
47 const char *dst, name_route_extended_t route);
49 static void *model_dijkstra_both_create(int cached); /* create by calling dijkstra or dijkstracache */
50 static void *model_dijkstra_create(void); /* create structures for dijkstra routing model */
51 static void *model_dijkstracache_create(void); /* create structures for dijkstracache routing model */
52 static void model_dijkstra_both_load(void); /* load parse functions for dijkstra routing model */
53 static void model_dijkstra_both_unload(void); /* unload parse functions for dijkstra routing model */
54 static void model_dijkstra_both_end(void); /* finalize the creation of dijkstra routing model */
55 static void model_dijkstra_both_set_route (routing_component_t rc, const char *src,
56 const char *dst, name_route_extended_t route);
58 static void *model_rulebased_create(void); /* create structures for rulebased routing model */
59 static void model_rulebased_load(void); /* load parse functions for rulebased routing model */
60 static void model_rulebased_unload(void); /* unload parse functions for rulebased routing model */
61 static void model_rulebased_end(void); /* finalize the creation of rulebased routing model */
63 static void *model_none_create(void); /* none routing model */
64 static void model_none_load(void); /* none routing model */
65 static void model_none_unload(void); /* none routing model */
66 static void model_none_end(void); /* none routing model */
68 static void routing_parse_Scluster(void); /*cluster bypass */
69 static void routing_parse_Speer(void); /*peer bypass */
70 static void routing_parse_Srandom(void); /*random bypass */
71 static void routing_parse_Erandom(void); /*random bypass */
73 static void routing_parse_Sconfig(void); /*config Tag */
74 static void routing_parse_Econfig(void); /*config Tag */
76 static char* replace_random_parameter(char * chaine);
77 static void clean_dict_random(void);
79 /* this lines are only for replace use like index in the model table */
84 SURF_MODEL_DIJKSTRACACHE,
92 /* must finish with NULL and be careful if the order is changed */
93 struct s_model_type routing_models[] = { {"Full",
94 "Full routing data (fast, large memory requirements, fully expressive)",
100 "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
101 model_floyd_create, model_floyd_load, model_floyd_unload,
104 "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
105 model_dijkstra_create, model_dijkstra_both_load,
106 model_dijkstra_both_unload, model_dijkstra_both_end},
108 "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
109 model_dijkstracache_create, model_dijkstra_both_load,
110 model_dijkstra_both_unload, model_dijkstra_both_end},
111 {"none", "No routing (usable with Constant network only)",
112 model_none_create, model_none_load, model_none_unload, model_none_end},
114 {"RuleBased", "Rule-Based routing data (...)", model_rulebased_create,
115 model_rulebased_load, model_rulebased_unload, model_rulebased_end},
116 {"Vivaldi", "Vivaldi routing", model_rulebased_create,
117 model_rulebased_load, model_rulebased_unload, model_rulebased_end},
119 {NULL, NULL, NULL, NULL, NULL, NULL}
122 /* ************************************************************************** */
123 /* ***************** GENERIC PARSE FUNCTIONS (declarations) ***************** */
125 static void generic_set_processing_unit(routing_component_t rc,
127 static void generic_set_autonomous_system(routing_component_t rc,
129 static void generic_set_bypassroute(routing_component_t rc,
130 const char *src, const char *dst,
131 route_extended_t e_route);
133 static int surf_link_resource_cmp(const void *a, const void *b);
134 static int surf_pointer_resource_cmp(const void *a, const void *b);
136 /* ************************************************************************** */
137 /* *************** GENERIC BUSINESS METHODS (declarations) ****************** */
139 static double generic_get_link_latency(routing_component_t rc, const char *src, const char *dst);
140 static xbt_dynar_t generic_get_onelink_routes(routing_component_t rc);
141 static route_extended_t generic_get_bypassroute(routing_component_t rc,
145 /* ************************************************************************** */
146 /* ****************** GENERIC AUX FUNCTIONS (declarations) ****************** */
148 static route_extended_t
149 generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy,
150 void *data, int order);
152 generic_new_route(e_surf_routing_hierarchy_t hierarchy,
153 void *data, int order);
154 static void generic_free_route(route_t route);
155 static void generic_free_extended_route(route_extended_t e_route);
156 static routing_component_t
157 generic_autonomous_system_exist(routing_component_t rc, char *element);
158 static routing_component_t
159 generic_processing_units_exist(routing_component_t rc, char *element);
160 static void generic_src_dst_check(routing_component_t rc, const char *src,
163 /* ************************************************************************** */
164 /* **************************** GLOBAL FUNCTIONS **************************** */
166 /* global parse functions */
167 static const char *src = NULL; /* temporary store the source name of a route */
168 static const char *dst = NULL; /* temporary store the destination name of a route */
169 static char *gw_src = NULL; /* temporary store the gateway source name of a route */
170 static char *gw_dst = NULL; /* temporary store the gateway destination name of a route */
171 static xbt_dynar_t link_list = NULL; /* temporary store of current list link of a route */
174 static double euclidean_dist_comp(int index, xbt_dynar_t src, xbt_dynar_t dst)
176 double src_coord, dst_coord;
178 src_coord = atof(xbt_dynar_get_as(src, index, char *));
179 dst_coord = atof(xbt_dynar_get_as(dst, index, char *));
181 return (src_coord-dst_coord)*(src_coord-dst_coord);
185 static double vivaldi_get_link_latency (routing_component_t rc,const char *src, const char *dst)
187 double euclidean_dist;
188 xbt_dynar_t src_ctn, dst_ctn;
189 src_ctn = xbt_lib_get_or_null(host_lib, src, COORD_HOST_LEVEL);
190 if(!src_ctn) src_ctn = xbt_lib_get_or_null(as_router_lib, src, COORD_ASR_LEVEL);
191 dst_ctn = xbt_lib_get_or_null(host_lib, dst, COORD_HOST_LEVEL);
192 if(!dst_ctn) dst_ctn = xbt_lib_get_or_null(as_router_lib, dst, COORD_ASR_LEVEL);
194 if(dst_ctn == NULL || src_ctn == NULL)
195 xbt_die("Coord src '%s' :%p dst '%s' :%p",src,src_ctn,dst,dst_ctn);
197 euclidean_dist = sqrt (euclidean_dist_comp(0,src_ctn,dst_ctn)+euclidean_dist_comp(1,src_ctn,dst_ctn))
198 +fabs(atof(xbt_dynar_get_as(src_ctn, 2, char *)))+fabs(atof(xbt_dynar_get_as(dst_ctn, 2, char *)));
200 xbt_assert(euclidean_dist>=0, "Euclidean Dist is less than 0\"%s\" and \"%.2f\"", src, euclidean_dist);
202 return euclidean_dist;
206 * \brief Add a "host" to the network element list
208 static void parse_S_host(const char *host_id, const char* coord)
210 network_element_info_t info = NULL;
211 if (current_routing->hierarchy == SURF_ROUTING_NULL)
212 current_routing->hierarchy = SURF_ROUTING_BASE;
213 xbt_assert(!xbt_lib_get_or_null(host_lib, host_id,ROUTING_HOST_LEVEL),
214 "Reading a host, processing unit \"%s\" already exists",
216 xbt_assert(current_routing->set_processing_unit,
217 "no defined method \"set_processing_unit\" in \"%s\"",
218 current_routing->name);
219 (*(current_routing->set_processing_unit)) (current_routing, host_id);
220 info = xbt_new0(s_network_element_info_t, 1);
221 info->rc_component = current_routing;
222 info->rc_type = SURF_NETWORK_ELEMENT_HOST;
223 xbt_lib_set(host_lib,host_id,ROUTING_HOST_LEVEL,(void *) info);
224 if (strcmp(coord,"")) {
225 if(!COORD_HOST_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
226 xbt_dynar_t ctn = xbt_str_split_str(coord, " ");
227 xbt_dynar_shrink(ctn, 0);
228 xbt_lib_set(host_lib,host_id,COORD_HOST_LEVEL,(void *) ctn);
232 static void parse_E_host(void)
234 xbt_dict_cursor_t cursor = NULL;
238 xbt_dict_foreach(current_property_set, cursor, key, elem) {
239 XBT_DEBUG("property : %s = %s",key,elem);
244 * \brief Add a host to the network element list from XML
246 static void parse_S_host_XML(void)
248 parse_S_host(A_surfxml_host_id, A_surfxml_host_coordinates);
250 static void parse_E_host_XML(void)
256 * \brief Add a host to the network element list from lua script
258 static void parse_S_host_lua(const char *host_id, const char *coord)
260 parse_S_host(host_id, coord);
265 * \brief Add a "router" to the network element list
267 static void parse_S_router(const char *router_id)
269 network_element_info_t info = NULL;
271 if (current_routing->hierarchy == SURF_ROUTING_NULL)
272 current_routing->hierarchy = SURF_ROUTING_BASE;
273 xbt_assert(!xbt_lib_get_or_null(as_router_lib,A_surfxml_router_id, ROUTING_ASR_LEVEL),
274 "Reading a router, processing unit \"%s\" already exists",
276 xbt_assert(current_routing->set_processing_unit,
277 "no defined method \"set_processing_unit\" in \"%s\"",
278 current_routing->name);
279 (*(current_routing->set_processing_unit)) (current_routing,
281 info = xbt_new0(s_network_element_info_t, 1);
282 info->rc_component = current_routing;
283 info->rc_type = SURF_NETWORK_ELEMENT_ROUTER;
285 xbt_lib_set(as_router_lib,router_id,ROUTING_ASR_LEVEL,(void *) info);
286 if (strcmp(A_surfxml_router_coordinates,"")) {
287 if(!COORD_ASR_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
288 xbt_dynar_t ctn = xbt_str_split_str(A_surfxml_router_coordinates, " ");
289 xbt_dynar_shrink(ctn, 0);
290 xbt_lib_set(as_router_lib,router_id,COORD_ASR_LEVEL,(void *) ctn);
295 * brief Add a "router" to the network element list from XML description
297 static void parse_S_router_XML(void)
299 return parse_S_router(A_surfxml_router_id);
303 * brief Add a "router" to the network element list from XML description
305 static void parse_S_router_lua(const char* router_id)
307 return parse_S_router(router_id);
311 * \brief Set the endponints for a route
313 static void parse_S_route_new_and_endpoints(const char *src_id, const char *dst_id)
315 if (src != NULL && dst != NULL && link_list != NULL)
316 THROWF(arg_error, 0, "Route between %s to %s can not be defined",
320 xbt_assert(strlen(src) > 0 || strlen(dst) > 0,
321 "Some limits are null in the route between \"%s\" and \"%s\"",
323 link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
327 * \brief Set the endpoints for a route from XML
329 static void parse_S_route_new_and_endpoints_XML(void)
331 parse_S_route_new_and_endpoints(A_surfxml_route_src,
332 A_surfxml_route_dst);
336 * \brief Set the endpoints for a route from lua
338 static void parse_S_route_new_and_endpoints_lua(const char *id_src, const char *id_dst)
340 parse_S_route_new_and_endpoints(id_src, id_dst);
344 * \brief Set the endponints and gateways for a ASroute
346 static void parse_S_ASroute_new_and_endpoints(void)
348 if (src != NULL && dst != NULL && link_list != NULL)
349 THROWF(arg_error, 0, "Route between %s to %s can not be defined",
350 A_surfxml_ASroute_src, A_surfxml_ASroute_dst);
351 src = A_surfxml_ASroute_src;
352 dst = A_surfxml_ASroute_dst;
353 gw_src = A_surfxml_ASroute_gw_src;
354 gw_dst = A_surfxml_ASroute_gw_dst;
355 xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
356 || strlen(gw_dst) > 0,
357 "Some limits are null in the route between \"%s\" and \"%s\"",
359 link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
363 * \brief Set the endponints for a bypassRoute
365 static void parse_S_bypassRoute_new_and_endpoints(void)
367 if (src != NULL && dst != NULL && link_list != NULL)
369 "Bypass Route between %s to %s can not be defined",
370 A_surfxml_bypassRoute_src, A_surfxml_bypassRoute_dst);
371 src = A_surfxml_bypassRoute_src;
372 dst = A_surfxml_bypassRoute_dst;
373 gw_src = A_surfxml_bypassRoute_gw_src;
374 gw_dst = A_surfxml_bypassRoute_gw_dst;
375 xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
376 || strlen(gw_dst) > 0,
377 "Some limits are null in the route between \"%s\" and \"%s\"",
379 link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
383 * \brief Set a new link on the actual list of link for a route or ASroute
385 static void parse_E_link_ctn_new_elem(const char *link_id)
388 val = xbt_strdup(link_id);
389 xbt_dynar_push(link_list, &val);
393 * \brief Set a new link on the actual list of link for a route or ASroute from XML
396 static void parse_E_link_ctn_new_elem_XML(void)
398 if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_NONE)
399 parse_E_link_ctn_new_elem(A_surfxml_link_ctn_id);
400 if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_UP) {
401 char *link_id = bprintf("%s_UP", A_surfxml_link_ctn_id);
402 parse_E_link_ctn_new_elem(link_id);
405 if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_DOWN) {
406 char *link_id = bprintf("%s_DOWN", A_surfxml_link_ctn_id);
407 parse_E_link_ctn_new_elem(link_id);
413 * \brief Set a new link on the actual list of link for a route or ASroute from lua
415 static void parse_E_link_c_ctn_new_elem_lua(const char *link_id)
417 parse_E_link_ctn_new_elem(link_id);
421 * \brief Store the route by calling the set_route function of the current routing component
423 static void parse_E_route_store_route(void)
425 name_route_extended_t route = xbt_new0(s_name_route_extended_t, 1);
426 route->generic_route.link_list = link_list;
427 xbt_assert(current_routing->set_route,
428 "no defined method \"set_route\" in \"%s\"",
429 current_routing->name);
430 (*(current_routing->set_route)) (current_routing, src, dst, route);
437 * \brief Store the ASroute by calling the set_ASroute function of the current routing component
439 static void parse_E_ASroute_store_route(void)
441 name_route_extended_t e_route = xbt_new0(s_name_route_extended_t, 1);
442 e_route->generic_route.link_list = link_list;
443 e_route->src_gateway = xbt_strdup(gw_src);
444 e_route->dst_gateway = xbt_strdup(gw_dst);
445 xbt_assert(current_routing->set_ASroute,
446 "no defined method \"set_ASroute\" in \"%s\"",
447 current_routing->name);
448 (*(current_routing->set_ASroute)) (current_routing, src, dst, e_route);
457 * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
459 static void parse_E_bypassRoute_store_route(void)
461 route_extended_t e_route = xbt_new0(s_route_extended_t, 1);
462 e_route->generic_route.link_list = link_list;
463 e_route->src_gateway = xbt_strdup(gw_src);
464 e_route->dst_gateway = xbt_strdup(gw_dst);
465 xbt_assert(current_routing->set_bypassroute,
466 "no defined method \"set_bypassroute\" in \"%s\"",
467 current_routing->name);
468 (*(current_routing->set_bypassroute)) (current_routing, src, dst,
478 * \brief Make a new routing component
480 * make the new structure and
481 * set the parsing functions to allows parsing the part of the routing tree
483 static void parse_S_AS(char *AS_id, char *AS_routing)
485 routing_component_t new_routing;
486 model_type_t model = NULL;
487 char *wanted = AS_routing;
489 /* seach the routing model */
490 for (cpt = 0; routing_models[cpt].name; cpt++)
491 if (!strcmp(wanted, routing_models[cpt].name))
492 model = &routing_models[cpt];
493 /* if its not exist, error */
495 fprintf(stderr, "Routing model %s not found. Existing models:\n",
497 for (cpt = 0; routing_models[cpt].name; cpt++)
498 if (!strcmp(wanted, routing_models[cpt].name))
499 fprintf(stderr, " %s: %s\n", routing_models[cpt].name,
500 routing_models[cpt].desc);
504 /* make a new routing component */
505 new_routing = (routing_component_t) (*(model->create)) ();
506 new_routing->routing = model;
507 new_routing->hierarchy = SURF_ROUTING_NULL;
508 new_routing->name = xbt_strdup(AS_id);
509 new_routing->routing_sons = xbt_dict_new();
511 /* Hack for Vivaldi */
512 if(!strcmp(model->name,"Vivaldi"))
513 new_routing->get_latency = vivaldi_get_link_latency;
515 if (current_routing == NULL && global_routing->root == NULL) {
517 /* it is the first one */
518 new_routing->routing_father = NULL;
519 global_routing->root = new_routing;
521 } else if (current_routing != NULL && global_routing->root != NULL) {
523 xbt_assert(!xbt_dict_get_or_null
524 (current_routing->routing_sons, AS_id),
525 "The AS \"%s\" already exists", AS_id);
526 /* it is a part of the tree */
527 new_routing->routing_father = current_routing;
528 /* set the father behavior */
529 if (current_routing->hierarchy == SURF_ROUTING_NULL)
530 current_routing->hierarchy = SURF_ROUTING_RECURSIVE;
531 /* add to the sons dictionary */
532 xbt_dict_set(current_routing->routing_sons, AS_id,
533 (void *) new_routing, NULL);
534 /* add to the father element list */
535 (*(current_routing->set_autonomous_system)) (current_routing, AS_id);
536 /* unload the prev parse rules */
537 (*(current_routing->routing->unload)) ();
540 THROWF(arg_error, 0, "All defined components must be belong to a AS");
542 /* set the new parse rules */
543 (*(new_routing->routing->load)) ();
544 /* set the new current component of the tree */
545 current_routing = new_routing;
549 * Detect the routing model type of the routing component from XML platforms
551 static void parse_S_AS_XML(void)
553 parse_S_AS(A_surfxml_AS_id, A_surfxml_AS_routing);
557 * define the routing model type of routing component from lua script
559 static void parse_S_AS_lua(char *id, char *mode)
561 parse_S_AS(id, mode);
566 * \brief Finish the creation of a new routing component
568 * When you finish to read the routing component, other structures must be created.
569 * the "end" method allow to do that for any routing model type
571 static void parse_E_AS(const char *AS_id)
574 if (current_routing == NULL) {
575 THROWF(arg_error, 0, "Close AS(%s), that never open", AS_id);
577 network_element_info_t info = NULL;
578 xbt_assert(!xbt_lib_get_or_null(as_router_lib,current_routing->name, ROUTING_ASR_LEVEL),
579 "The AS \"%s\" already exists",current_routing->name);
580 info = xbt_new0(s_network_element_info_t, 1);
581 info->rc_component = current_routing->routing_father;
582 info->rc_type = SURF_NETWORK_ELEMENT_AS;
583 xbt_lib_set(as_router_lib,current_routing->name,ROUTING_ASR_LEVEL,(void *) info);
585 (*(current_routing->routing->unload)) ();
586 (*(current_routing->routing->end)) ();
587 current_routing = current_routing->routing_father;
588 if (current_routing != NULL)
589 (*(current_routing->routing->load)) ();
594 * \brief Finish the creation of a new routing component from XML
596 static void parse_E_AS_XML(void)
598 parse_E_AS(A_surfxml_AS_id);
602 * \brief Finish the creation of a new routing component from lua
604 static void parse_E_AS_lua(const char *id)
609 /* Aux Business methods */
612 * \brief Get the AS name of the element
614 * \param name the host name
617 static char* elements_As_name(const char *name)
619 routing_component_t as_comp;
621 /* (1) find the as where the host is located */
622 as_comp = ((network_element_info_t)
623 xbt_lib_get_or_null(host_lib,name, ROUTING_HOST_LEVEL))->rc_component;
624 return as_comp->name;
629 * \brief Get the AS father and the first elements of the chain
631 * \param src the source host name
632 * \param dst the destination host name
634 * Get the common father of the to processing units, and the first different
635 * father in the chain
637 static xbt_dynar_t elements_father(const char *src, const char *dst)
640 xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
642 xbt_dynar_t result = xbt_dynar_new(sizeof(char *), NULL);
644 routing_component_t src_as, dst_as;
645 int index_src, index_dst, index_father_src, index_father_dst;
646 xbt_dynar_t path_src = NULL;
647 xbt_dynar_t path_dst = NULL;
648 routing_component_t current = NULL;
649 routing_component_t *current_src = NULL;
650 routing_component_t *current_dst = NULL;
651 routing_component_t *father = NULL;
653 /* (1) find the as where the src and dst are located */
654 void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
655 void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
656 if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
657 if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
658 src_as = ((network_element_info_t)src_data)->rc_component;
659 dst_as = ((network_element_info_t)dst_data)->rc_component;
663 "Ask for route \"from\"(%s) or \"to\"(%s) no found", src,
666 /* (2) find the path to the root routing component */
667 path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
669 while (current != NULL) {
670 xbt_dynar_push(path_src, ¤t);
671 current = current->routing_father;
673 path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
675 while (current != NULL) {
676 xbt_dynar_push(path_dst, ¤t);
677 current = current->routing_father;
680 /* (3) find the common father */
681 index_src = path_src->used - 1;
682 index_dst = path_dst->used - 1;
683 current_src = xbt_dynar_get_ptr(path_src, index_src);
684 current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
685 while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
686 current_src = xbt_dynar_get_ptr(path_src, index_src);
687 current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
693 current_src = xbt_dynar_get_ptr(path_src, index_src);
694 current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
696 /* (4) they are not in the same routing component, make the path */
697 index_father_src = index_src + 1;
698 index_father_dst = index_dst + 1;
700 if (*current_src == *current_dst)
701 father = current_src;
703 father = xbt_dynar_get_ptr(path_src, index_father_src);
705 /* (5) result generation */
706 xbt_dynar_push(result, father); /* first same the father of src and dst */
707 xbt_dynar_push(result, current_src); /* second the first different father of src */
708 xbt_dynar_push(result, current_dst); /* three the first different father of dst */
710 xbt_dynar_free(&path_src);
711 xbt_dynar_free(&path_dst);
716 /* Global Business methods */
719 * \brief Recursive function for get_route
721 * \param src the source host name
722 * \param dst the destination host name
724 * This function is called by "get_route". It allows to walk recursively
725 * through the routing components tree.
727 static route_extended_t _get_route(const char *src, const char *dst)
731 unsigned int cpt = 0;
733 XBT_DEBUG("Solve route \"%s\" to \"%s\"", src, dst);
735 xbt_assert(src && dst, "bad parameters for \"_get_route\" method");
737 route_extended_t e_route, e_route_cnt, e_route_src = NULL, e_route_dst =
740 xbt_dynar_t elem_father_list = elements_father(src, dst);
742 routing_component_t common_father =
743 xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
744 routing_component_t src_father =
745 xbt_dynar_get_as(elem_father_list, 1, routing_component_t);
746 routing_component_t dst_father =
747 xbt_dynar_get_as(elem_father_list, 2, routing_component_t);
749 e_route = xbt_new0(s_route_extended_t, 1);
750 e_route->src_gateway = NULL;
751 e_route->dst_gateway = NULL;
752 e_route->generic_route.link_list =
753 xbt_dynar_new(global_routing->size_of_link, NULL);
755 if (src_father == dst_father) { /* SURF_ROUTING_BASE */
757 if (strcmp(src, dst)) {
759 (*(common_father->get_route)) (common_father, src, dst);
760 xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"", src,
762 xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
763 xbt_dynar_push(e_route->generic_route.link_list, &link);
765 generic_free_extended_route(e_route_cnt);
768 } else { /* SURF_ROUTING_RECURSIVE */
770 route_extended_t e_route_bypass = NULL;
772 if (common_father->get_bypass_route)
774 (*(common_father->get_bypass_route)) (common_father, src, dst);
777 e_route_cnt = e_route_bypass;
780 (*(common_father->get_route)) (common_father, src_father->name,
783 xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"",
784 src_father->name, dst_father->name);
786 xbt_assert((e_route_cnt->src_gateway == NULL) ==
787 (e_route_cnt->dst_gateway == NULL),
788 "bad gateway for route between \"%s\" and \"%s\"", src,
791 if (strcmp(src, e_route_cnt->src_gateway)) {
792 e_route_src = _get_route(src, e_route_cnt->src_gateway);
793 xbt_assert(e_route_src, "no route between \"%s\" and \"%s\"", src,
794 e_route_cnt->src_gateway);
795 xbt_dynar_foreach(e_route_src->generic_route.link_list, cpt, link) {
796 xbt_dynar_push(e_route->generic_route.link_list, &link);
800 xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
801 xbt_dynar_push(e_route->generic_route.link_list, &link);
804 if (strcmp(e_route_cnt->dst_gateway, dst)) {
805 e_route_dst = _get_route(e_route_cnt->dst_gateway, dst);
806 xbt_assert(e_route_dst, "no route between \"%s\" and \"%s\"",
807 e_route_cnt->dst_gateway, dst);
808 xbt_dynar_foreach(e_route_dst->generic_route.link_list, cpt, link) {
809 xbt_dynar_push(e_route->generic_route.link_list, &link);
813 e_route->src_gateway = xbt_strdup(e_route_cnt->src_gateway);
814 e_route->dst_gateway = xbt_strdup(e_route_cnt->dst_gateway);
816 generic_free_extended_route(e_route_src);
817 generic_free_extended_route(e_route_cnt);
818 generic_free_extended_route(e_route_dst);
821 xbt_dynar_free(&elem_father_list);
826 static double _get_latency(const char *src, const char *dst)
828 double latency, latency_src, latency_dst = 0.0;
830 XBT_DEBUG("Solve route \"%s\" to \"%s\"", src, dst);
831 xbt_assert(src && dst, "bad parameters for \"_get_route\" method");
833 route_extended_t e_route_cnt;
835 xbt_dynar_t elem_father_list = elements_father(src, dst);
837 routing_component_t common_father =
838 xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
839 routing_component_t src_father =
840 xbt_dynar_get_as(elem_father_list, 1, routing_component_t);
841 routing_component_t dst_father =
842 xbt_dynar_get_as(elem_father_list, 2, routing_component_t);
844 if (src_father == dst_father) { /* SURF_ROUTING_BASE */
846 if (strcmp(src, dst)) {
848 (*(common_father->get_latency)) (common_father, src, dst);
849 xbt_assert(latency>=0, "no route between \"%s\" and \"%s\"", src,
852 } else { /* SURF_ROUTING_RECURSIVE */
853 route_extended_t e_route_bypass = NULL;
854 if (common_father->get_bypass_route)
856 (*(common_father->get_bypass_route)) (common_father, src, dst);
858 xbt_assert(!e_route_bypass,"Bypass cannot work yet with get_latency");
861 (*(common_father->get_route)) (common_father, src_father->name,
864 xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"",
865 src_father->name, dst_father->name);
867 xbt_assert((e_route_cnt->src_gateway == NULL) ==
868 (e_route_cnt->dst_gateway == NULL),
869 "bad gateway for route between \"%s\" and \"%s\"", src,
872 (*(common_father->get_latency)) (common_father, elements_As_name(src),
873 elements_As_name(dst));
875 xbt_assert(latency>=0, "no route between \"%s\" and \"%s\"",
876 src_father->name, dst_father->name);
879 if (src != e_route_cnt->src_gateway) {
881 latency_src = _get_latency(src, e_route_cnt->src_gateway);
882 xbt_assert(latency_src>=0, "no route between \"%s\" and \"%s\"", src,
883 e_route_cnt->src_gateway);
884 latency += latency_src;
887 if (e_route_cnt->dst_gateway != dst) {
889 latency_dst = _get_latency(e_route_cnt->dst_gateway, dst);
890 xbt_assert(latency_dst>=0, "no route between \"%s\" and \"%s\"",
891 e_route_cnt->dst_gateway, dst);
892 latency += latency_dst;
897 xbt_dynar_free(&elem_father_list);
903 * \brief Generic method: find a route between hosts
905 * \param src the source host name
906 * \param dst the destination host name
908 * walk through the routing components tree and find a route between hosts
909 * by calling the differents "get_route" functions in each routing component.
910 * No need to free the returned dynar. It will be freed at the next call.
912 static xbt_dynar_t get_route(const char *src, const char *dst)
915 route_extended_t e_route;
916 xbt_dynar_t elem_father_list = NULL;
917 routing_component_t common_father = NULL;
919 if (strcmp(src, dst))
920 e_route = _get_route(src, dst);
922 elem_father_list = elements_father(src, dst);
924 xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
926 e_route = (*(common_father->get_route)) (common_father, src, dst);
927 xbt_dynar_free(&elem_father_list);
930 xbt_assert(e_route, "no route between \"%s\" and \"%s\"", src, dst);
932 if (global_routing->last_route)
933 xbt_dynar_free(&(global_routing->last_route));
934 global_routing->last_route = e_route->generic_route.link_list;
936 if (e_route->src_gateway)
937 xbt_free(e_route->src_gateway);
938 if (e_route->dst_gateway)
939 xbt_free(e_route->dst_gateway);
944 if (xbt_dynar_length(global_routing->last_route) == 0)
948 return global_routing->last_route;
952 * \brief Generic method: find a route between hosts
954 * \param src the source host name
955 * \param dst the destination host name
957 * walk through the routing components tree and find a route between hosts
958 * by calling the differents "get_route" functions in each routing component.
959 * Leaves the caller the responsability to clean the returned dynar.
961 static xbt_dynar_t get_route_no_cleanup(const char *src, const char *dst)
963 xbt_dynar_t d = get_route(src,dst);
964 global_routing->last_route = NULL;
969 static double get_latency(const char *src, const char *dst)
972 double latency = -1.0;
973 xbt_dynar_t elem_father_list = elements_father(src, dst);
974 routing_component_t common_father =
975 xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
977 if (strcmp(src, dst))
978 latency = _get_latency(src, dst);
980 latency = (*(common_father->get_latency)) (common_father, src, dst);
982 xbt_assert(latency>=0.0, "no route between \"%s\" and \"%s\"", src, dst);
983 xbt_dynar_free(&elem_father_list);
989 * \brief Recursive function for finalize
991 * \param rc the source host name
993 * This fuction is call by "finalize". It allow to finalize the
994 * AS or routing components. It delete all the structures.
996 static void _finalize(routing_component_t rc)
999 xbt_dict_cursor_t cursor = NULL;
1001 routing_component_t elem;
1002 xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
1005 xbt_dict_t tmp_sons = rc->routing_sons;
1006 char *tmp_name = rc->name;
1007 xbt_dict_free(&tmp_sons);
1009 xbt_assert(rc->finalize, "no defined method \"finalize\" in \"%s\"",
1010 current_routing->name);
1011 (*(rc->finalize)) (rc);
1016 * \brief Generic method: delete all the routing structures
1018 * walk through the routing components tree and delete the structures
1019 * by calling the differents "finalize" functions in each routing component
1021 static void finalize(void)
1023 /* delete recursibly all the tree */
1024 _finalize(global_routing->root);
1025 /* delete last_route */
1026 xbt_dynar_free(&(global_routing->last_route));
1027 /* delete global routing structure */
1028 xbt_free(global_routing);
1031 static xbt_dynar_t recursive_get_onelink_routes(routing_component_t rc)
1033 xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
1035 //adding my one link routes
1038 xbt_dynar_t onelink_mine = rc->get_onelink_routes(rc);
1040 xbt_dynar_foreach(onelink_mine, cpt, link) {
1041 xbt_dynar_push(ret, &link);
1046 xbt_dict_cursor_t cursor = NULL;
1047 routing_component_t rc_child;
1048 xbt_dict_foreach(rc->routing_sons, cursor, key, rc_child) {
1049 xbt_dynar_t onelink_child = recursive_get_onelink_routes(rc_child);
1050 if (onelink_child) {
1051 xbt_dynar_foreach(onelink_child, cpt, link) {
1052 xbt_dynar_push(ret, &link);
1059 static xbt_dynar_t get_onelink_routes(void)
1061 return recursive_get_onelink_routes(global_routing->root);
1064 e_surf_network_element_type_t get_network_element_type(const char
1067 network_element_info_t rc = NULL;
1069 rc = xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
1070 if(rc) return rc->rc_type;
1072 rc = xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
1073 if(rc) return rc->rc_type;
1075 return SURF_NETWORK_ELEMENT_NULL;
1079 * \brief Generic method: create the global routing schema
1081 * Make a global routing structure and set all the parsing functions.
1083 void routing_model_create(size_t size_of_links, void *loopback, double_f_cpvoid_t get_link_latency_fun)
1085 /* config the uniq global routing */
1086 global_routing = xbt_new0(s_routing_global_t, 1);
1087 global_routing->root = NULL;
1088 global_routing->get_route = get_route;
1089 global_routing->get_latency = get_latency;
1090 global_routing->get_route_no_cleanup = get_route_no_cleanup;
1091 global_routing->get_onelink_routes = get_onelink_routes;
1092 global_routing->get_network_element_type = get_network_element_type;
1093 global_routing->finalize = finalize;
1094 global_routing->loopback = loopback;
1095 global_routing->size_of_link = size_of_links;
1096 global_routing->last_route = NULL;
1097 get_link_latency = get_link_latency_fun;
1098 /* no current routing at moment */
1099 current_routing = NULL;
1101 /* parse generic elements */
1102 surfxml_add_callback(STag_surfxml_host_cb_list, &parse_S_host_XML);
1103 surfxml_add_callback(ETag_surfxml_host_cb_list, &parse_E_host_XML);
1104 surfxml_add_callback(STag_surfxml_router_cb_list, &parse_S_router_XML);
1106 surfxml_add_callback(STag_surfxml_route_cb_list,
1107 &parse_S_route_new_and_endpoints_XML);
1108 surfxml_add_callback(STag_surfxml_ASroute_cb_list,
1109 &parse_S_ASroute_new_and_endpoints);
1110 surfxml_add_callback(STag_surfxml_bypassRoute_cb_list,
1111 &parse_S_bypassRoute_new_and_endpoints);
1113 surfxml_add_callback(ETag_surfxml_link_ctn_cb_list,
1114 &parse_E_link_ctn_new_elem_XML);
1116 surfxml_add_callback(ETag_surfxml_route_cb_list,
1117 &parse_E_route_store_route);
1118 surfxml_add_callback(ETag_surfxml_ASroute_cb_list,
1119 &parse_E_ASroute_store_route);
1120 surfxml_add_callback(ETag_surfxml_bypassRoute_cb_list,
1121 &parse_E_bypassRoute_store_route);
1123 surfxml_add_callback(STag_surfxml_AS_cb_list, &parse_S_AS_XML);
1124 surfxml_add_callback(ETag_surfxml_AS_cb_list, &parse_E_AS_XML);
1126 surfxml_add_callback(STag_surfxml_cluster_cb_list,
1127 &routing_parse_Scluster);
1129 surfxml_add_callback(STag_surfxml_peer_cb_list,
1130 &routing_parse_Speer);
1132 surfxml_add_callback(ETag_surfxml_platform_cb_list,
1133 &clean_dict_random);
1136 instr_routing_define_callbacks();
1140 void surf_parse_add_callback_config(void)
1142 surfxml_add_callback(STag_surfxml_config_cb_list, &routing_parse_Sconfig);
1143 surfxml_add_callback(ETag_surfxml_config_cb_list, &routing_parse_Econfig);
1144 surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties_XML);
1145 surfxml_add_callback(STag_surfxml_AS_cb_list, &surf_parse_models_setup);
1146 surfxml_add_callback(STag_surfxml_random_cb_list, &routing_parse_Srandom);
1149 void surf_parse_models_setup()
1151 routing_parse_Erandom();
1152 surfxml_del_callback(STag_surfxml_AS_cb_list, surf_parse_models_setup);
1153 surf_config_models_setup(platform_filename);
1154 free(platform_filename);
1157 /* ************************************************************************** */
1158 /* *************************** FULL ROUTING ********************************* */
1160 #define TO_ROUTE_FULL(i,j) routing->routing_table[(i)+(j)*table_size]
1162 /* Routing model structure */
1165 s_routing_component_t generic_routing;
1166 route_extended_t *routing_table;
1167 } s_routing_component_full_t, *routing_component_full_t;
1169 /* Business methods */
1170 static xbt_dynar_t full_get_onelink_routes(routing_component_t rc)
1172 xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
1174 routing_component_full_t routing = (routing_component_full_t) rc;
1175 size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1176 xbt_dict_cursor_t c1 = NULL, c2 = NULL;
1177 char *k1, *d1, *k2, *d2;
1178 xbt_dict_foreach(routing->generic_routing.to_index, c1, k1, d1) {
1179 xbt_dict_foreach(routing->generic_routing.to_index, c2, k2, d2) {
1180 int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, k1);
1181 int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, k2);
1184 "Ask for route \"from\"(%s) or \"to\"(%s) no found in the local table",
1186 route_extended_t route = TO_ROUTE_FULL(*src_id, *dst_id);
1188 if (xbt_dynar_length(route->generic_route.link_list) == 1) {
1190 *(void **) xbt_dynar_get_ptr(route->generic_route.link_list,
1192 onelink_t onelink = xbt_new0(s_onelink_t, 1);
1193 onelink->link_ptr = link;
1194 if (routing->generic_routing.hierarchy == SURF_ROUTING_BASE) {
1195 onelink->src = xbt_strdup(k1);
1196 onelink->dst = xbt_strdup(k2);
1197 } else if (routing->generic_routing.hierarchy ==
1198 SURF_ROUTING_RECURSIVE) {
1199 onelink->src = xbt_strdup(route->src_gateway);
1200 onelink->dst = xbt_strdup(route->dst_gateway);
1202 xbt_dynar_push(ret, &onelink);
1210 static route_extended_t full_get_route(routing_component_t rc,
1211 const char *src, const char *dst)
1213 xbt_assert(rc && src
1215 "Invalid params for \"get_route\" function at AS \"%s\"",
1218 /* set utils vars */
1219 routing_component_full_t routing = (routing_component_full_t) rc;
1220 size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1222 generic_src_dst_check(rc, src, dst);
1223 int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, src);
1224 int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, dst);
1227 "Ask for route \"from\"(%s) or \"to\"(%s) no found in the local table",
1230 route_extended_t e_route = NULL;
1231 route_extended_t new_e_route = NULL;
1233 unsigned int cpt = 0;
1235 e_route = TO_ROUTE_FULL(*src_id, *dst_id);
1238 new_e_route = xbt_new0(s_route_extended_t, 1);
1239 new_e_route->src_gateway = xbt_strdup(e_route->src_gateway);
1240 new_e_route->dst_gateway = xbt_strdup(e_route->dst_gateway);
1241 new_e_route->generic_route.link_list =
1242 xbt_dynar_new(global_routing->size_of_link, NULL);
1243 xbt_dynar_foreach(e_route->generic_route.link_list, cpt, link) {
1244 xbt_dynar_push(new_e_route->generic_route.link_list, &link);
1250 static void full_finalize(routing_component_t rc)
1252 routing_component_full_t routing = (routing_component_full_t) rc;
1253 size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1256 /* Delete routing table */
1257 for (i = 0; i < table_size; i++)
1258 for (j = 0; j < table_size; j++)
1259 generic_free_extended_route(TO_ROUTE_FULL(i, j));
1260 xbt_free(routing->routing_table);
1261 /* Delete bypass dict */
1262 xbt_dict_free(&rc->bypassRoutes);
1263 /* Delete index dict */
1264 xbt_dict_free(&rc->to_index);
1265 /* Delete structure */
1270 /* Creation routing model functions */
1272 static void *model_full_create(void)
1274 routing_component_full_t new_component =
1275 xbt_new0(s_routing_component_full_t, 1);
1276 new_component->generic_routing.set_processing_unit =
1277 generic_set_processing_unit;
1278 new_component->generic_routing.set_autonomous_system =
1279 generic_set_autonomous_system;
1280 new_component->generic_routing.set_route = model_full_set_route;
1281 new_component->generic_routing.set_ASroute = model_full_set_route;
1282 new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
1283 new_component->generic_routing.get_route = full_get_route;
1284 new_component->generic_routing.get_latency = generic_get_link_latency;
1285 new_component->generic_routing.get_onelink_routes =
1286 full_get_onelink_routes;
1287 new_component->generic_routing.get_bypass_route =
1288 generic_get_bypassroute;
1289 new_component->generic_routing.finalize = full_finalize;
1290 new_component->generic_routing.to_index = xbt_dict_new();
1291 new_component->generic_routing.bypassRoutes = xbt_dict_new();
1292 new_component->generic_routing.get_network_element_type = get_network_element_type;
1293 return new_component;
1296 static void model_full_load(void)
1298 /* use "surfxml_add_callback" to add a parse function call */
1301 static void model_full_unload(void)
1303 /* use "surfxml_del_callback" to remove a parse function call */
1306 static void model_full_end(void)
1309 route_extended_t e_route;
1311 /* set utils vars */
1312 routing_component_full_t routing =
1313 ((routing_component_full_t) current_routing);
1314 size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1316 /* Create table if necessary */
1317 if(!routing->routing_table)
1318 routing->routing_table = xbt_new0(route_extended_t, table_size * table_size);
1320 /* Add the loopback if needed */
1321 if (current_routing->hierarchy == SURF_ROUTING_BASE) {
1322 for (i = 0; i < table_size; i++) {
1323 e_route = TO_ROUTE_FULL(i, i);
1325 e_route = xbt_new0(s_route_extended_t, 1);
1326 e_route->src_gateway = NULL;
1327 e_route->dst_gateway = NULL;
1328 e_route->generic_route.link_list =
1329 xbt_dynar_new(global_routing->size_of_link, NULL);
1330 xbt_dynar_push(e_route->generic_route.link_list,
1331 &global_routing->loopback);
1332 TO_ROUTE_FULL(i, i) = e_route;
1338 static void model_full_set_route(routing_component_t rc, const char *src,
1339 const char *dst, name_route_extended_t route)
1341 int *src_id, *dst_id;
1342 src_id = xbt_dict_get_or_null(rc->to_index, src);
1343 dst_id = xbt_dict_get_or_null(rc->to_index, dst);
1344 routing_component_full_t routing = ((routing_component_full_t) rc);
1345 size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1348 && dst_id, "Network elements %s or %s not found", src, dst);
1350 xbt_assert(xbt_dynar_length(route->generic_route.link_list) > 0,
1351 "Invalid count of links, must be greater than zero (%s,%s)",
1354 if(!routing->routing_table)
1355 routing->routing_table = xbt_new0(route_extended_t, table_size * table_size);
1357 if(TO_ROUTE_FULL(*src_id, *dst_id))
1361 xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1362 xbt_dynar_foreach(route->generic_route.link_list,i,link_name)
1364 void *link = xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1365 xbt_assert(link,"Link : '%s' doesn't exists.",link_name);
1366 xbt_dynar_push(link_route_to_test,&link);
1368 xbt_assert(!xbt_dynar_compare(
1369 (void*)TO_ROUTE_FULL(*src_id, *dst_id)->generic_route.link_list,
1370 (void*)link_route_to_test,
1371 (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1372 "The route between \"%s\" and \"%s\" already exists. If you are trying to define a reverse route, you must set the symmetrical=no attribute to your routes tags.", src,dst);
1376 if(!route->dst_gateway && !route->src_gateway)
1377 XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
1379 XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
1380 route->src_gateway, dst, route->dst_gateway);
1381 if(global_routing->get_network_element_type((const char*)route->dst_gateway) == SURF_NETWORK_ELEMENT_NULL)
1382 xbt_die("The dst_gateway '%s' does not exist!",route->dst_gateway);
1383 if(global_routing->get_network_element_type((const char*)route->src_gateway) == SURF_NETWORK_ELEMENT_NULL)
1384 xbt_die("The src_gateway '%s' does not exist!",route->src_gateway);
1386 TO_ROUTE_FULL(*src_id, *dst_id) = generic_new_extended_route(rc->hierarchy,route,1);
1387 xbt_dynar_shrink(TO_ROUTE_FULL(*src_id, *dst_id)->generic_route.link_list, 0);
1390 if( A_surfxml_route_symmetrical == A_surfxml_route_symmetrical_YES
1391 || A_surfxml_ASroute_symmetrical == A_surfxml_ASroute_symmetrical_YES )
1393 if(route->dst_gateway && route->src_gateway)
1396 gw_tmp = route->src_gateway;
1397 route->src_gateway = route->dst_gateway;
1398 route->dst_gateway = gw_tmp;
1400 if(TO_ROUTE_FULL(*dst_id, *src_id))
1404 xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1405 for(i=xbt_dynar_length(route->generic_route.link_list) ;i>0 ;i--)
1407 link_name = xbt_dynar_get_as(route->generic_route.link_list,i-1,void *);
1408 void *link = xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1409 xbt_assert(link,"Link : '%s' doesn't exists.",link_name);
1410 xbt_dynar_push(link_route_to_test,&link);
1412 xbt_assert(!xbt_dynar_compare(
1413 (void*)TO_ROUTE_FULL(*dst_id, *src_id)->generic_route.link_list,
1414 (void*)link_route_to_test,
1415 (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1416 "The route between \"%s\" and \"%s\" already exists", src,dst);
1420 if(!route->dst_gateway && !route->src_gateway)
1421 XBT_DEBUG("Load Route from \"%s\" to \"%s\"", dst, src);
1423 XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
1424 route->src_gateway, src, route->dst_gateway);
1425 TO_ROUTE_FULL(*dst_id, *src_id) = generic_new_extended_route(rc->hierarchy,route,0);
1426 xbt_dynar_shrink(TO_ROUTE_FULL(*dst_id, *src_id)->generic_route.link_list, 0);
1430 if (rc->hierarchy == SURF_ROUTING_BASE) generic_free_route((route_t)route) ;
1431 else generic_free_extended_route((route_extended_t)route);
1434 /* ************************************************************************** */
1435 /* *************************** FLOYD ROUTING ******************************** */
1437 #define TO_FLOYD_COST(i,j) (routing->cost_table)[(i)+(j)*table_size]
1438 #define TO_FLOYD_PRED(i,j) (routing->predecessor_table)[(i)+(j)*table_size]
1439 #define TO_FLOYD_LINK(i,j) (routing->link_table)[(i)+(j)*table_size]
1441 /* Routing model structure */
1444 s_routing_component_t generic_routing;
1445 /* vars for calculate the floyd algorith. */
1446 int *predecessor_table;
1448 route_extended_t *link_table; /* char* -> int* */
1449 } s_routing_component_floyd_t, *routing_component_floyd_t;
1451 static route_extended_t floyd_get_route(routing_component_t rc,
1452 const char *src, const char *dst);
1454 /* Business methods */
1455 static xbt_dynar_t floyd_get_onelink_routes(routing_component_t rc)
1457 xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
1459 routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1460 //size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1461 xbt_dict_cursor_t c1 = NULL, c2 = NULL;
1462 char *k1, *d1, *k2, *d2;
1463 xbt_dict_foreach(routing->generic_routing.to_index, c1, k1, d1) {
1464 xbt_dict_foreach(routing->generic_routing.to_index, c2, k2, d2) {
1465 route_extended_t route = floyd_get_route(rc, k1, k2);
1467 if (xbt_dynar_length(route->generic_route.link_list) == 1) {
1469 *(void **) xbt_dynar_get_ptr(route->generic_route.link_list,
1471 onelink_t onelink = xbt_new0(s_onelink_t, 1);
1472 onelink->link_ptr = link;
1473 if (routing->generic_routing.hierarchy == SURF_ROUTING_BASE) {
1474 onelink->src = xbt_strdup(k1);
1475 onelink->dst = xbt_strdup(k2);
1476 } else if (routing->generic_routing.hierarchy ==
1477 SURF_ROUTING_RECURSIVE) {
1478 onelink->src = xbt_strdup(route->src_gateway);
1479 onelink->dst = xbt_strdup(route->dst_gateway);
1481 xbt_dynar_push(ret, &onelink);
1489 static route_extended_t floyd_get_route(routing_component_t rc,
1490 const char *src, const char *dst)
1492 xbt_assert(rc && src
1494 "Invalid params for \"get_route\" function at AS \"%s\"",
1497 /* set utils vars */
1498 routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1499 size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1501 generic_src_dst_check(rc, src, dst);
1502 int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, src);
1503 int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, dst);
1506 "Ask for route \"from\"(%s) or \"to\"(%s) no found in the local table",
1509 /* create a result route */
1510 route_extended_t new_e_route = xbt_new0(s_route_extended_t, 1);
1511 new_e_route->generic_route.link_list =
1512 xbt_dynar_new(global_routing->size_of_link, NULL);
1513 new_e_route->src_gateway = NULL;
1514 new_e_route->dst_gateway = NULL;
1519 char *gw_src = NULL, *gw_dst =
1520 NULL, *prev_gw_src, *prev_gw_dst, *first_gw = NULL;
1527 pred = TO_FLOYD_PRED(*src_id, pred);
1528 if (pred == -1) /* if no pred in route -> no route to host */
1530 xbt_assert(TO_FLOYD_LINK(pred, prev_pred),
1531 "Invalid link for the route between \"%s\" or \"%s\"", src,
1534 prev_gw_src = gw_src;
1535 prev_gw_dst = gw_dst;
1537 route_extended_t e_route = TO_FLOYD_LINK(pred, prev_pred);
1538 gw_src = e_route->src_gateway;
1539 gw_dst = e_route->dst_gateway;
1544 if (rc->hierarchy == SURF_ROUTING_RECURSIVE && !first
1545 && strcmp(gw_dst, prev_gw_src)) {
1546 xbt_dynar_t e_route_as_to_as =
1547 (*(global_routing->get_route)) (gw_dst, prev_gw_src);
1548 xbt_assert(e_route_as_to_as, "no route between \"%s\" and \"%s\"",
1549 gw_dst, prev_gw_src);
1550 links = e_route_as_to_as;
1552 xbt_dynar_foreach(links, cpt, link) {
1553 xbt_dynar_insert_at(new_e_route->generic_route.link_list, pos,
1559 links = e_route->generic_route.link_list;
1560 xbt_dynar_foreach(links, cpt, link) {
1561 xbt_dynar_unshift(new_e_route->generic_route.link_list, &link);
1565 } while (pred != *src_id);
1566 xbt_assert(pred != -1, "no route from host %d to %d (\"%s\" to \"%s\")",
1567 *src_id, *dst_id, src, dst);
1569 if (rc->hierarchy == SURF_ROUTING_RECURSIVE) {
1570 new_e_route->src_gateway = xbt_strdup(gw_src);
1571 new_e_route->dst_gateway = xbt_strdup(first_gw);
1577 static void floyd_finalize(routing_component_t rc)
1579 routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1583 table_size = xbt_dict_length(routing->generic_routing.to_index);
1584 /* Delete link_table */
1585 for (i = 0; i < table_size; i++)
1586 for (j = 0; j < table_size; j++)
1587 generic_free_extended_route(TO_FLOYD_LINK(i, j));
1588 xbt_free(routing->link_table);
1589 /* Delete bypass dict */
1590 xbt_dict_free(&routing->generic_routing.bypassRoutes);
1591 /* Delete index dict */
1592 xbt_dict_free(&(routing->generic_routing.to_index));
1593 /* Delete dictionary index dict, predecessor and links table */
1594 xbt_free(routing->predecessor_table);
1595 /* Delete structure */
1600 static void *model_floyd_create(void)
1602 routing_component_floyd_t new_component =
1603 xbt_new0(s_routing_component_floyd_t, 1);
1604 new_component->generic_routing.set_processing_unit =
1605 generic_set_processing_unit;
1606 new_component->generic_routing.set_autonomous_system =
1607 generic_set_autonomous_system;
1608 new_component->generic_routing.set_route = model_floyd_set_route;
1609 new_component->generic_routing.set_ASroute = model_floyd_set_route;
1610 new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
1611 new_component->generic_routing.get_route = floyd_get_route;
1612 new_component->generic_routing.get_latency = generic_get_link_latency;
1613 new_component->generic_routing.get_onelink_routes =
1614 floyd_get_onelink_routes;
1615 new_component->generic_routing.get_bypass_route =
1616 generic_get_bypassroute;
1617 new_component->generic_routing.finalize = floyd_finalize;
1618 new_component->generic_routing.to_index = xbt_dict_new();
1619 new_component->generic_routing.bypassRoutes = xbt_dict_new();
1620 new_component->generic_routing.get_network_element_type = get_network_element_type;
1621 return new_component;
1624 static void model_floyd_load(void)
1626 /* use "surfxml_add_callback" to add a parse function call */
1629 static void model_floyd_unload(void)
1631 /* use "surfxml_del_callback" to remove a parse function call */
1634 static void model_floyd_end(void)
1637 routing_component_floyd_t routing =
1638 ((routing_component_floyd_t) current_routing);
1640 unsigned int i, j, a, b, c;
1642 /* set the size of table routing */
1643 size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1645 if(!routing->link_table)
1647 /* Create Cost, Predecessor and Link tables */
1648 routing->cost_table = xbt_new0(double, table_size * table_size); /* link cost from host to host */
1649 routing->predecessor_table = xbt_new0(int, table_size * table_size); /* predecessor host numbers */
1650 routing->link_table = xbt_new0(route_extended_t, table_size * table_size); /* actual link between src and dst */
1652 /* Initialize costs and predecessors */
1653 for (i = 0; i < table_size; i++)
1654 for (j = 0; j < table_size; j++) {
1655 TO_FLOYD_COST(i, j) = DBL_MAX;
1656 TO_FLOYD_PRED(i, j) = -1;
1657 TO_FLOYD_LINK(i, j) = NULL; /* fixed, missing in the previous version */
1661 /* Add the loopback if needed */
1662 if (current_routing->hierarchy == SURF_ROUTING_BASE) {
1663 for (i = 0; i < table_size; i++) {
1664 route_extended_t e_route = TO_FLOYD_LINK(i, i);
1666 e_route = xbt_new0(s_route_extended_t, 1);
1667 e_route->src_gateway = NULL;
1668 e_route->dst_gateway = NULL;
1669 e_route->generic_route.link_list =
1670 xbt_dynar_new(global_routing->size_of_link, NULL);
1671 xbt_dynar_push(e_route->generic_route.link_list,
1672 &global_routing->loopback);
1673 TO_FLOYD_LINK(i, i) = e_route;
1674 TO_FLOYD_PRED(i, i) = i;
1675 TO_FLOYD_COST(i, i) = 1;
1679 /* Calculate path costs */
1680 for (c = 0; c < table_size; c++) {
1681 for (a = 0; a < table_size; a++) {
1682 for (b = 0; b < table_size; b++) {
1683 if (TO_FLOYD_COST(a, c) < DBL_MAX && TO_FLOYD_COST(c, b) < DBL_MAX) {
1684 if (TO_FLOYD_COST(a, b) == DBL_MAX ||
1685 (TO_FLOYD_COST(a, c) + TO_FLOYD_COST(c, b) <
1686 TO_FLOYD_COST(a, b))) {
1687 TO_FLOYD_COST(a, b) =
1688 TO_FLOYD_COST(a, c) + TO_FLOYD_COST(c, b);
1689 TO_FLOYD_PRED(a, b) = TO_FLOYD_PRED(c, b);
1697 static void model_floyd_set_route(routing_component_t rc, const char *src,
1698 const char *dst, name_route_extended_t route)
1700 routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1702 /* set the size of table routing */
1703 size_t table_size = xbt_dict_length(rc->to_index);
1704 int *src_id, *dst_id;
1707 src_id = xbt_dict_get_or_null(rc->to_index, src);
1708 dst_id = xbt_dict_get_or_null(rc->to_index, dst);
1710 if(!routing->link_table)
1712 /* Create Cost, Predecessor and Link tables */
1713 routing->cost_table = xbt_new0(double, table_size * table_size); /* link cost from host to host */
1714 routing->predecessor_table = xbt_new0(int, table_size * table_size); /* predecessor host numbers */
1715 routing->link_table = xbt_new0(route_extended_t, table_size * table_size); /* actual link between src and dst */
1717 /* Initialize costs and predecessors */
1718 for (i = 0; i < table_size; i++)
1719 for (j = 0; j < table_size; j++) {
1720 TO_FLOYD_COST(i, j) = DBL_MAX;
1721 TO_FLOYD_PRED(i, j) = -1;
1722 TO_FLOYD_LINK(i, j) = NULL; /* fixed, missing in the previous version */
1726 if(TO_FLOYD_LINK(*src_id, *dst_id))
1728 if(!route->dst_gateway && !route->src_gateway)
1729 XBT_DEBUG("See Route from \"%s\" to \"%s\"", src, dst);
1731 XBT_DEBUG("See ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
1732 route->src_gateway, dst, route->dst_gateway);
1735 xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1736 xbt_dynar_foreach(route->generic_route.link_list,cpt,link_name)
1738 void *link = xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1739 xbt_assert(link,"Link : '%s' doesn't exists.",link_name);
1740 xbt_dynar_push(link_route_to_test,&link);
1742 xbt_assert(!xbt_dynar_compare(
1743 (void*)TO_FLOYD_LINK(*src_id, *dst_id)->generic_route.link_list,
1744 (void*)link_route_to_test,
1745 (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1746 "The route between \"%s\" and \"%s\" already exists", src,dst);
1750 if(!route->dst_gateway && !route->src_gateway)
1751 XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
1753 XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
1754 route->src_gateway, dst, route->dst_gateway);
1755 if(global_routing->get_network_element_type((const char*)route->dst_gateway) == SURF_NETWORK_ELEMENT_NULL)
1756 xbt_die("The dst_gateway '%s' does not exist!",route->dst_gateway);
1757 if(global_routing->get_network_element_type((const char*)route->src_gateway) == SURF_NETWORK_ELEMENT_NULL)
1758 xbt_die("The src_gateway '%s' does not exist!",route->src_gateway);
1760 TO_FLOYD_LINK(*src_id, *dst_id) =
1761 generic_new_extended_route(rc->hierarchy, route, 1);
1762 TO_FLOYD_PRED(*src_id, *dst_id) = *src_id;
1763 TO_FLOYD_COST(*src_id, *dst_id) =
1764 ((TO_FLOYD_LINK(*src_id, *dst_id))->generic_route.link_list)->used; /* count of links, old model assume 1 */
1767 if( A_surfxml_route_symmetrical == A_surfxml_route_symmetrical_YES
1768 || A_surfxml_ASroute_symmetrical == A_surfxml_ASroute_symmetrical_YES )
1770 if(TO_FLOYD_LINK(*dst_id, *src_id))
1772 if(!route->dst_gateway && !route->src_gateway)
1773 XBT_DEBUG("See Route from \"%s\" to \"%s\"", dst, src);
1775 XBT_DEBUG("See ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
1776 route->src_gateway, src, route->dst_gateway);
1779 xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1780 for(i=xbt_dynar_length(route->generic_route.link_list) ;i>0 ;i--)
1782 link_name = xbt_dynar_get_as(route->generic_route.link_list,i-1,void *);
1783 void *link = xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1784 xbt_assert(link,"Link : '%s' doesn't exists.",link_name);
1785 xbt_dynar_push(link_route_to_test,&link);
1787 xbt_assert(!xbt_dynar_compare(
1788 (void*)TO_FLOYD_LINK(*dst_id, *src_id)->generic_route.link_list,
1789 (void*)link_route_to_test,
1790 (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1791 "The route between \"%s\" and \"%s\" already exists", src,dst);
1795 if(route->dst_gateway && route->src_gateway)
1797 char *gw_src = xbt_strdup(route->src_gateway);
1798 char *gw_dst = xbt_strdup(route->dst_gateway);
1799 route->src_gateway = gw_dst;
1800 route->dst_gateway = gw_src;
1803 if(!route->dst_gateway && !route->src_gateway)
1804 XBT_DEBUG("Load Route from \"%s\" to \"%s\"", dst, src);
1806 XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
1807 route->src_gateway, src, route->dst_gateway);
1809 TO_FLOYD_LINK(*dst_id, *src_id) =
1810 generic_new_extended_route(rc->hierarchy, route, 0);
1811 TO_FLOYD_PRED(*dst_id, *src_id) = *dst_id;
1812 TO_FLOYD_COST(*dst_id, *src_id) =
1813 ((TO_FLOYD_LINK(*dst_id, *src_id))->generic_route.link_list)->used; /* count of links, old model assume 1 */
1818 /* ************************************************************************** */
1819 /* ********** Dijkstra & Dijkstra Cached ROUTING **************************** */
1822 s_routing_component_t generic_routing;
1823 xbt_graph_t route_graph; /* xbt_graph */
1824 xbt_dict_t graph_node_map; /* map */
1825 xbt_dict_t route_cache; /* use in cache mode */
1827 } s_routing_component_dijkstra_t, *routing_component_dijkstra_t;
1830 typedef struct graph_node_data {
1832 int graph_id; /* used for caching internal graph id's */
1833 } s_graph_node_data_t, *graph_node_data_t;
1835 typedef struct graph_node_map_element {
1837 } s_graph_node_map_element_t, *graph_node_map_element_t;
1839 typedef struct route_cache_element {
1842 } s_route_cache_element_t, *route_cache_element_t;
1844 /* Free functions */
1846 static void route_cache_elem_free(void *e)
1848 route_cache_element_t elm = (route_cache_element_t) e;
1850 xbt_free(elm->pred_arr);
1855 static void graph_node_map_elem_free(void *e)
1857 graph_node_map_element_t elm = (graph_node_map_element_t) e;
1863 static void graph_edge_data_free(void *e)
1865 route_extended_t e_route = (route_extended_t) e;
1867 xbt_dynar_free(&(e_route->generic_route.link_list));
1868 if (e_route->src_gateway)
1869 xbt_free(e_route->src_gateway);
1870 if (e_route->dst_gateway)
1871 xbt_free(e_route->dst_gateway);
1876 /* Utility functions */
1878 static xbt_node_t route_graph_new_node(routing_component_dijkstra_t rc,
1879 int id, int graph_id)
1881 routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1882 xbt_node_t node = NULL;
1883 graph_node_data_t data = NULL;
1884 graph_node_map_element_t elm = NULL;
1886 data = xbt_new0(struct graph_node_data, 1);
1888 data->graph_id = graph_id;
1889 node = xbt_graph_new_node(routing->route_graph, data);
1891 elm = xbt_new0(struct graph_node_map_element, 1);
1893 xbt_dict_set_ext(routing->graph_node_map, (char *) (&id), sizeof(int),
1894 (xbt_set_elm_t) elm, &graph_node_map_elem_free);
1899 static graph_node_map_element_t
1900 graph_node_map_search(routing_component_dijkstra_t rc, int id)
1902 routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1903 graph_node_map_element_t elm = (graph_node_map_element_t)
1904 xbt_dict_get_or_null_ext(routing->graph_node_map,
1912 static void route_new_dijkstra(routing_component_dijkstra_t rc, int src_id,
1913 int dst_id, route_extended_t e_route)
1915 routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1916 XBT_DEBUG("Load Route from \"%d\" to \"%d\"", src_id, dst_id);
1917 xbt_node_t src = NULL;
1918 xbt_node_t dst = NULL;
1920 graph_node_map_element_t src_elm = (graph_node_map_element_t)
1921 xbt_dict_get_or_null_ext(routing->graph_node_map,
1924 graph_node_map_element_t dst_elm = (graph_node_map_element_t)
1925 xbt_dict_get_or_null_ext(routing->graph_node_map,
1931 src = src_elm->node;
1934 dst = dst_elm->node;
1936 /* add nodes if they don't exist in the graph */
1937 if (src_id == dst_id && src == NULL && dst == NULL) {
1938 src = route_graph_new_node(rc, src_id, -1);
1942 src = route_graph_new_node(rc, src_id, -1);
1945 dst = route_graph_new_node(rc, dst_id, -1);
1949 /* add link as edge to graph */
1950 xbt_graph_new_edge(routing->route_graph, src, dst, e_route);
1953 static void add_loopback_dijkstra(routing_component_dijkstra_t rc)
1955 routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1957 xbt_dynar_t nodes = xbt_graph_get_nodes(routing->route_graph);
1959 xbt_node_t node = NULL;
1960 unsigned int cursor2;
1961 xbt_dynar_foreach(nodes, cursor2, node) {
1962 xbt_dynar_t out_edges = xbt_graph_node_get_outedges(node);
1963 xbt_edge_t edge = NULL;
1964 unsigned int cursor;
1967 xbt_dynar_foreach(out_edges, cursor, edge) {
1968 xbt_node_t other_node = xbt_graph_edge_get_target(edge);
1969 if (other_node == node) {
1976 route_extended_t e_route = xbt_new0(s_route_extended_t, 1);
1977 e_route->src_gateway = NULL;
1978 e_route->dst_gateway = NULL;
1979 e_route->generic_route.link_list =
1980 xbt_dynar_new(global_routing->size_of_link, NULL);
1981 xbt_dynar_push(e_route->generic_route.link_list,
1982 &global_routing->loopback);
1983 xbt_graph_new_edge(routing->route_graph, node, node, e_route);
1988 /* Business methods */
1989 static xbt_dynar_t dijkstra_get_onelink_routes(routing_component_t rc)
1991 xbt_die("\"dijkstra_get_onelink_routes\" function not implemented yet");
1994 static route_extended_t dijkstra_get_route(routing_component_t rc,
1998 xbt_assert(rc && src
2000 "Invalid params for \"get_route\" function at AS \"%s\"",
2003 /* set utils vars */
2004 routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
2006 generic_src_dst_check(rc, src, dst);
2007 int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, src);
2008 int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, dst);
2011 "Ask for route \"from\"(%s) or \"to\"(%s) no found in the local table",
2014 /* create a result route */
2015 route_extended_t new_e_route = xbt_new0(s_route_extended_t, 1);
2016 new_e_route->generic_route.link_list =
2017 xbt_dynar_new(global_routing->size_of_link, NULL);
2018 new_e_route->src_gateway = NULL;
2019 new_e_route->dst_gateway = NULL;
2021 int *pred_arr = NULL;
2022 int src_node_id = 0;
2023 int dst_node_id = 0;
2026 route_extended_t e_route;
2030 xbt_dynar_t links = NULL;
2031 route_cache_element_t elm = NULL;
2032 xbt_dynar_t nodes = xbt_graph_get_nodes(routing->route_graph);
2034 /* Use the graph_node id mapping set to quickly find the nodes */
2035 graph_node_map_element_t src_elm =
2036 graph_node_map_search(routing, *src_id);
2037 graph_node_map_element_t dst_elm =
2038 graph_node_map_search(routing, *dst_id);
2039 xbt_assert(src_elm != NULL
2040 && dst_elm != NULL, "src %d or dst %d does not exist",
2042 src_node_id = ((graph_node_data_t)
2043 xbt_graph_node_get_data(src_elm->node))->graph_id;
2044 dst_node_id = ((graph_node_data_t)
2045 xbt_graph_node_get_data(dst_elm->node))->graph_id;
2047 /* if the src and dst are the same *//* fixed, missing in the previous version */
2048 if (src_node_id == dst_node_id) {
2050 xbt_node_t node_s_v = xbt_dynar_get_as(nodes, src_node_id, xbt_node_t);
2051 xbt_node_t node_e_v = xbt_dynar_get_as(nodes, dst_node_id, xbt_node_t);
2053 xbt_graph_get_edge(routing->route_graph, node_s_v, node_e_v);
2055 xbt_assert(edge != NULL, "no route between host %d and %d", *src_id,
2058 e_route = (route_extended_t) xbt_graph_edge_get_data(edge);
2060 links = e_route->generic_route.link_list;
2061 xbt_dynar_foreach(links, cpt, link) {
2062 xbt_dynar_unshift(new_e_route->generic_route.link_list, &link);
2068 if (routing->cached) {
2069 /*check if there is a cached predecessor list avail */
2070 elm = (route_cache_element_t)
2071 xbt_dict_get_or_null_ext(routing->route_cache, (char *) (&src_id),
2075 if (elm) { /* cached mode and cache hit */
2076 pred_arr = elm->pred_arr;
2077 } else { /* not cached mode or cache miss */
2078 double *cost_arr = NULL;
2079 xbt_heap_t pqueue = NULL;
2082 int nr_nodes = xbt_dynar_length(nodes);
2083 cost_arr = xbt_new0(double, nr_nodes); /* link cost from src to other hosts */
2084 pred_arr = xbt_new0(int, nr_nodes); /* predecessors in path from src */
2085 pqueue = xbt_heap_new(nr_nodes, xbt_free);
2088 cost_arr[src_node_id] = 0.0;
2090 for (i = 0; i < nr_nodes; i++) {
2091 if (i != src_node_id) {
2092 cost_arr[i] = DBL_MAX;
2097 /* initialize priority queue */
2098 nodeid = xbt_new0(int, 1);
2100 xbt_heap_push(pqueue, nodeid, cost_arr[i]);
2104 /* apply dijkstra using the indexes from the graph's node array */
2105 while (xbt_heap_size(pqueue) > 0) {
2106 int *v_id = xbt_heap_pop(pqueue);
2107 xbt_node_t v_node = xbt_dynar_get_as(nodes, *v_id, xbt_node_t);
2108 xbt_dynar_t out_edges = xbt_graph_node_get_outedges(v_node);
2109 xbt_edge_t edge = NULL;
2110 unsigned int cursor;
2112 xbt_dynar_foreach(out_edges, cursor, edge) {
2113 xbt_node_t u_node = xbt_graph_edge_get_target(edge);
2114 graph_node_data_t data = xbt_graph_node_get_data(u_node);
2115 int u_id = data->graph_id;
2116 route_extended_t tmp_e_route =
2117 (route_extended_t) xbt_graph_edge_get_data(edge);
2118 int cost_v_u = (tmp_e_route->generic_route.link_list)->used; /* count of links, old model assume 1 */
2120 if (cost_v_u + cost_arr[*v_id] < cost_arr[u_id]) {
2121 pred_arr[u_id] = *v_id;
2122 cost_arr[u_id] = cost_v_u + cost_arr[*v_id];
2123 nodeid = xbt_new0(int, 1);
2125 xbt_heap_push(pqueue, nodeid, cost_arr[u_id]);
2129 /* free item popped from pqueue */
2134 xbt_heap_free(pqueue);
2137 /* compose route path with links */
2138 char *gw_src = NULL, *gw_dst =
2139 NULL, *prev_gw_src, *prev_gw_dst, *first_gw = NULL;
2141 for (v = dst_node_id; v != src_node_id; v = pred_arr[v]) {
2142 xbt_node_t node_pred_v =
2143 xbt_dynar_get_as(nodes, pred_arr[v], xbt_node_t);
2144 xbt_node_t node_v = xbt_dynar_get_as(nodes, v, xbt_node_t);
2146 xbt_graph_get_edge(routing->route_graph, node_pred_v, node_v);
2148 xbt_assert(edge != NULL, "no route between host %d and %d", *src_id,
2151 prev_gw_src = gw_src;
2152 prev_gw_dst = gw_dst;
2154 e_route = (route_extended_t) xbt_graph_edge_get_data(edge);
2155 gw_src = e_route->src_gateway;
2156 gw_dst = e_route->dst_gateway;
2158 if (v == dst_node_id)
2161 if (rc->hierarchy == SURF_ROUTING_RECURSIVE && v != dst_node_id
2162 && strcmp(gw_dst, prev_gw_src)) {
2163 xbt_dynar_t e_route_as_to_as =
2164 (*(global_routing->get_route)) (gw_dst, prev_gw_src);
2165 xbt_assert(e_route_as_to_as, "no route between \"%s\" and \"%s\"",
2166 gw_dst, prev_gw_src);
2167 links = e_route_as_to_as;
2169 xbt_dynar_foreach(links, cpt, link) {
2170 xbt_dynar_insert_at(new_e_route->generic_route.link_list, pos,
2176 links = e_route->generic_route.link_list;
2177 xbt_dynar_foreach(links, cpt, link) {
2178 xbt_dynar_unshift(new_e_route->generic_route.link_list, &link);
2183 if (rc->hierarchy == SURF_ROUTING_RECURSIVE) {
2184 new_e_route->src_gateway = xbt_strdup(gw_src);
2185 new_e_route->dst_gateway = xbt_strdup(first_gw);
2188 if (routing->cached && elm == NULL) {
2189 /* add to predecessor list of the current src-host to cache */
2190 elm = xbt_new0(struct route_cache_element, 1);
2191 elm->pred_arr = pred_arr;
2193 xbt_dict_set_ext(routing->route_cache, (char *) (&src_id), sizeof(int),
2194 (xbt_set_elm_t) elm, &route_cache_elem_free);
2197 if (!routing->cached)
2203 static void dijkstra_finalize(routing_component_t rc)
2205 routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
2208 xbt_graph_free_graph(routing->route_graph, &xbt_free,
2209 &graph_edge_data_free, &xbt_free);
2210 xbt_dict_free(&routing->graph_node_map);
2211 if (routing->cached)
2212 xbt_dict_free(&routing->route_cache);
2213 /* Delete bypass dict */
2214 xbt_dict_free(&routing->generic_routing.bypassRoutes);
2215 /* Delete index dict */
2216 xbt_dict_free(&(routing->generic_routing.to_index));
2217 /* Delete structure */
2222 /* Creation routing model functions */
2224 static void *model_dijkstra_both_create(int cached)
2226 routing_component_dijkstra_t new_component =
2227 xbt_new0(s_routing_component_dijkstra_t, 1);
2228 new_component->generic_routing.set_processing_unit =
2229 generic_set_processing_unit;
2230 new_component->generic_routing.set_autonomous_system =
2231 generic_set_autonomous_system;
2232 new_component->generic_routing.set_route = model_dijkstra_both_set_route;
2233 new_component->generic_routing.set_ASroute = model_dijkstra_both_set_route;
2234 new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
2235 new_component->generic_routing.get_route = dijkstra_get_route;
2236 new_component->generic_routing.get_latency = generic_get_link_latency;
2237 new_component->generic_routing.get_onelink_routes =
2238 dijkstra_get_onelink_routes;
2239 new_component->generic_routing.get_bypass_route =
2240 generic_get_bypassroute;
2241 new_component->generic_routing.finalize = dijkstra_finalize;
2242 new_component->cached = cached;
2243 new_component->generic_routing.to_index = xbt_dict_new();
2244 new_component->generic_routing.bypassRoutes = xbt_dict_new();
2245 new_component->generic_routing.get_network_element_type = get_network_element_type;
2246 return new_component;
2249 static void *model_dijkstra_create(void)
2251 return model_dijkstra_both_create(0);
2254 static void *model_dijkstracache_create(void)
2256 return model_dijkstra_both_create(1);
2259 static void model_dijkstra_both_load(void)
2261 /* use "surfxml_add_callback" to add a parse function call */
2264 static void model_dijkstra_both_unload(void)
2266 /* use "surfxml_del_callback" to remove a parse function call */
2269 static void model_dijkstra_both_end(void)
2271 routing_component_dijkstra_t routing =
2272 (routing_component_dijkstra_t) current_routing;
2274 xbt_node_t node = NULL;
2275 unsigned int cursor2;
2276 xbt_dynar_t nodes = NULL;
2278 /* Create the topology graph */
2279 if(!routing->route_graph)
2280 routing->route_graph = xbt_graph_new_graph(1, NULL);
2281 if(!routing->graph_node_map)
2282 routing->graph_node_map = xbt_dict_new();
2284 if (routing->cached && !routing->route_cache)
2285 routing->route_cache = xbt_dict_new();
2287 /* Add the loopback if needed */
2288 if (current_routing->hierarchy == SURF_ROUTING_BASE)
2289 add_loopback_dijkstra(routing);
2291 /* initialize graph indexes in nodes after graph has been built */
2292 nodes = xbt_graph_get_nodes(routing->route_graph);
2294 xbt_dynar_foreach(nodes, cursor2, node) {
2295 graph_node_data_t data = xbt_graph_node_get_data(node);
2296 data->graph_id = cursor2;
2300 static void model_dijkstra_both_set_route (routing_component_t rc, const char *src,
2301 const char *dst, name_route_extended_t route)
2303 routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
2304 int *src_id, *dst_id;
2305 src_id = xbt_dict_get_or_null(rc->to_index, src);
2306 dst_id = xbt_dict_get_or_null(rc->to_index, dst);
2308 /* Create the topology graph */
2309 if(!routing->route_graph)
2310 routing->route_graph = xbt_graph_new_graph(1, NULL);
2311 if(!routing->graph_node_map)
2312 routing->graph_node_map = xbt_dict_new();
2314 if (routing->cached && !routing->route_cache)
2315 routing->route_cache = xbt_dict_new();
2317 if( A_surfxml_route_symmetrical == A_surfxml_route_symmetrical_YES
2318 || A_surfxml_ASroute_symmetrical == A_surfxml_ASroute_symmetrical_YES )
2319 xbt_die("Route symmetrical not supported on model dijkstra");
2321 if(!route->dst_gateway && !route->src_gateway)
2322 XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
2324 XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
2325 route->src_gateway, dst, route->dst_gateway);
2326 if(global_routing->get_network_element_type((const char*)route->dst_gateway) == SURF_NETWORK_ELEMENT_NULL)
2327 xbt_die("The dst_gateway '%s' does not exist!",route->dst_gateway);
2328 if(global_routing->get_network_element_type((const char*)route->src_gateway) == SURF_NETWORK_ELEMENT_NULL)
2329 xbt_die("The src_gateway '%s' does not exist!",route->src_gateway);
2332 route_extended_t e_route =
2333 generic_new_extended_route(current_routing->hierarchy, route, 1);
2334 route_new_dijkstra(routing, *src_id, *dst_id, e_route);
2337 #ifdef HAVE_PCRE_LIB
2338 /* ************************************************** */
2339 /* ************** RULE-BASED ROUTING **************** */
2341 /* Routing model structure */
2344 s_routing_component_t generic_routing;
2345 xbt_dict_t dict_processing_units;
2346 xbt_dict_t dict_autonomous_systems;
2347 xbt_dynar_t list_route;
2348 xbt_dynar_t list_ASroute;
2349 } s_routing_component_rulebased_t, *routing_component_rulebased_t;
2351 typedef struct s_rule_route s_rule_route_t, *rule_route_t;
2352 typedef struct s_rule_route_extended s_rule_route_extended_t,
2353 *rule_route_extended_t;
2355 struct s_rule_route {
2356 xbt_dynar_t re_str_link; // dynar of char*
2361 struct s_rule_route_extended {
2362 s_rule_route_t generic_rule_route;
2363 char *re_src_gateway;
2364 char *re_dst_gateway;
2367 static void rule_route_free(void *e)
2369 rule_route_t *elem = (rule_route_t *) (e);
2371 xbt_dynar_free(&(*elem)->re_str_link);
2372 pcre_free((*elem)->re_src);
2373 pcre_free((*elem)->re_dst);
2379 static void rule_route_extended_free(void *e)
2381 rule_route_extended_t *elem = (rule_route_extended_t *) e;
2383 xbt_dynar_free(&(*elem)->generic_rule_route.re_str_link);
2384 pcre_free((*elem)->generic_rule_route.re_src);
2385 pcre_free((*elem)->generic_rule_route.re_dst);
2386 xbt_free((*elem)->re_src_gateway);
2387 xbt_free((*elem)->re_dst_gateway);
2392 /* Parse routing model functions */
2394 static void model_rulebased_set_processing_unit(routing_component_t rc,
2397 routing_component_rulebased_t routing =
2398 (routing_component_rulebased_t) rc;
2399 xbt_dict_set(routing->dict_processing_units, name, (void *) (-1), NULL);
2402 static void model_rulebased_set_autonomous_system(routing_component_t rc,
2405 routing_component_rulebased_t routing =
2406 (routing_component_rulebased_t) rc;
2407 xbt_dict_set(routing->dict_autonomous_systems, name, (void *) (-1),
2411 static void model_rulebased_set_route(routing_component_t rc,
2412 const char *src, const char *dst,
2413 name_route_extended_t route)
2415 routing_component_rulebased_t routing =
2416 (routing_component_rulebased_t) rc;
2417 rule_route_t ruleroute = xbt_new0(s_rule_route_t, 1);
2421 if(!strcmp(rc->routing->name,"Vivaldi")){
2422 if(xbt_dynar_length(route->generic_route.link_list) != 0)
2423 xbt_die("You can't have link_ctn with Model Vivaldi.");
2426 ruleroute->re_src = pcre_compile(src, 0, &error, &erroffset, NULL);
2427 xbt_assert(ruleroute->re_src,
2428 "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2429 erroffset, src, error);
2430 ruleroute->re_dst = pcre_compile(dst, 0, &error, &erroffset, NULL);
2431 xbt_assert(ruleroute->re_src,
2432 "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2433 erroffset, dst, error);
2434 ruleroute->re_str_link = route->generic_route.link_list;
2435 xbt_dynar_push(routing->list_route, &ruleroute);
2439 static void model_rulebased_set_ASroute(routing_component_t rc,
2440 const char *src, const char *dst,
2441 name_route_extended_t route)
2443 routing_component_rulebased_t routing =
2444 (routing_component_rulebased_t) rc;
2445 rule_route_extended_t ruleroute_e = xbt_new0(s_rule_route_extended_t, 1);
2449 if(!strcmp(rc->routing->name,"Vivaldi")){
2450 if(xbt_dynar_length(route->generic_route.link_list) != 0)
2451 xbt_die("You can't have link_ctn with Model Vivaldi.");
2454 ruleroute_e->generic_rule_route.re_src =
2455 pcre_compile(src, 0, &error, &erroffset, NULL);
2456 xbt_assert(ruleroute_e->generic_rule_route.re_src,
2457 "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2458 erroffset, src, error);
2459 ruleroute_e->generic_rule_route.re_dst =
2460 pcre_compile(dst, 0, &error, &erroffset, NULL);
2461 xbt_assert(ruleroute_e->generic_rule_route.re_src,
2462 "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2463 erroffset, dst, error);
2464 ruleroute_e->generic_rule_route.re_str_link =
2465 route->generic_route.link_list;
2466 ruleroute_e->re_src_gateway = route->src_gateway;
2467 ruleroute_e->re_dst_gateway = route->dst_gateway;
2468 xbt_dynar_push(routing->list_ASroute, &ruleroute_e);
2469 // xbt_free(route->src_gateway);
2470 // xbt_free(route->dst_gateway);
2474 static void model_rulebased_set_bypassroute(routing_component_t rc,
2477 route_extended_t e_route)
2479 xbt_die("bypass routing not supported for Route-Based model");
2482 #define BUFFER_SIZE 4096 /* result buffer size */
2483 #define OVECCOUNT 30 /* should be a multiple of 3 */
2485 static char *remplace(char *value, const char **src_list, int src_size,
2486 const char **dst_list, int dst_size)
2489 char result_result[BUFFER_SIZE];
2490 int i_result_buffer;
2491 int value_length = (int) strlen(value);
2495 i_result_buffer = 0;
2497 if (value[i] == '$') {
2501 int number_length = 0;
2502 while ('0' <= value[i + number_length]
2503 && value[i + number_length] <= '9') {
2506 xbt_assert(number_length != 0,
2507 "bad string parameter, no number indication, at offset: %d (\"%s\")",
2511 number = atoi(value + i);
2512 i = i + number_length;
2513 xbt_assert(i + 2 < value_length,
2514 "bad string parameter, too few chars, at offset: %d (\"%s\")",
2517 // solve the indication
2518 const char **param_list;
2520 if (value[i] == 's' && value[i + 1] == 'r' && value[i + 2] == 'c') {
2521 param_list = src_list;
2522 param_size = src_size;
2523 } else if (value[i] == 'd' && value[i + 1] == 's'
2524 && value[i + 2] == 't') {
2525 param_list = dst_list;
2526 param_size = dst_size;
2528 xbt_die("bad string parameter, support only \"src\" and \"dst\", "
2529 "at offset: %d (\"%s\")", i, value);
2533 xbt_assert(param_size >= number,
2534 "bad string parameter, not enough length param_size, at offset: %d (\"%s\") %d %d",
2535 i, value, param_size, number);
2537 const char *param = param_list[number];
2538 int size = strlen(param);
2540 for (cp = 0; cp < size; cp++) {
2541 result_result[i_result_buffer] = param[cp];
2543 if (i_result_buffer >= BUFFER_SIZE)
2547 result_result[i_result_buffer] = value[i];
2552 } while (i < value_length && i_result_buffer < BUFFER_SIZE);
2554 xbt_assert(i_result_buffer < BUFFER_SIZE,
2555 "solving string \"%s\", small buffer size (%d)", value,
2557 result_result[i_result_buffer] = 0;
2558 return xbt_strdup(result_result);
2561 static route_extended_t rulebased_get_route(routing_component_t rc,
2564 static xbt_dynar_t rulebased_get_onelink_routes(routing_component_t rc)
2566 xbt_dynar_t ret = xbt_dynar_new (sizeof(onelink_t), xbt_free);
2567 routing_component_rulebased_t routing = (routing_component_rulebased_t)rc;
2569 xbt_dict_cursor_t c1 = NULL;
2573 char *router = NULL;
2574 xbt_dict_foreach(routing->dict_processing_units, c1, k1, d1) {
2575 if (strstr (k1, "router")){
2580 xbt_die ("rulebased_get_onelink_routes works only if the AS is a cluster, sorry.");
2583 xbt_dict_foreach(routing->dict_processing_units, c1, k1, d1) {
2584 route_extended_t route = rulebased_get_route (rc, router, k1);
2586 int number_of_links = xbt_dynar_length(route->generic_route.link_list);
2587 if (number_of_links != 3) {
2588 xbt_die ("rulebased_get_onelink_routes works only if the AS is a cluster, sorry.");
2592 xbt_dynar_get_cpy (route->generic_route.link_list, 2, &link_ptr);
2593 onelink_t onelink = xbt_new0 (s_onelink_t, 1);
2594 onelink->src = xbt_strdup (k1);
2595 onelink->dst = xbt_strdup (router);
2596 onelink->link_ptr = link_ptr;
2597 xbt_dynar_push (ret, &onelink);
2602 /* Business methods */
2603 static route_extended_t rulebased_get_route(routing_component_t rc,
2607 xbt_assert(rc && src
2609 "Invalid params for \"get_route\" function at AS \"%s\"",
2612 /* set utils vars */
2613 routing_component_rulebased_t routing =
2614 (routing_component_rulebased_t) rc;
2616 int are_processing_units=0;
2617 xbt_dynar_t rule_list;
2618 if (xbt_dict_get_or_null(routing->dict_processing_units, src)
2619 && xbt_dict_get_or_null(routing->dict_processing_units, dst)) {
2620 are_processing_units = 1;
2621 rule_list = routing->list_route;
2622 } else if (xbt_dict_get_or_null(routing->dict_autonomous_systems, src)
2623 && xbt_dict_get_or_null(routing->dict_autonomous_systems,
2625 are_processing_units = 0;
2626 rule_list = routing->list_ASroute;
2628 xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found in "
2629 "the local table", src, dst);
2633 int src_length = (int) strlen(src);
2634 int dst_length = (int) strlen(dst);
2636 xbt_dynar_t links_list =
2637 xbt_dynar_new(global_routing->size_of_link, NULL);
2639 rule_route_t ruleroute;
2641 int ovector_src[OVECCOUNT];
2642 int ovector_dst[OVECCOUNT];
2643 const char **list_src = NULL;
2644 const char **list_dst = NULL;
2646 xbt_dynar_foreach(rule_list, cpt, ruleroute) {
2648 pcre_exec(ruleroute->re_src, NULL, src, src_length, 0, 0,
2649 ovector_src, OVECCOUNT);
2652 pcre_exec(ruleroute->re_dst, NULL, dst, dst_length, 0, 0,
2653 ovector_dst, OVECCOUNT);
2655 res = pcre_get_substring_list(src, ovector_src, rc_src, &list_src);
2656 xbt_assert(!res, "error solving substring list for src \"%s\"", src);
2657 res = pcre_get_substring_list(dst, ovector_dst, rc_dst, &list_dst);
2658 xbt_assert(!res, "error solving substring list for src \"%s\"", dst);
2660 xbt_dynar_foreach(ruleroute->re_str_link, cpt, link_name) {
2661 char *new_link_name =
2662 remplace(link_name, list_src, rc_src, list_dst, rc_dst);
2664 xbt_lib_get_or_null(link_lib, new_link_name, SURF_LINK_LEVEL);
2666 xbt_dynar_push(links_list, &link);
2668 THROWF(mismatch_error, 0, "Link %s not found", new_link_name);
2669 xbt_free(new_link_name);
2673 if (rc_src >= 0 && rc_dst >= 0)
2677 route_extended_t new_e_route = NULL;
2678 if (rc_src >= 0 && rc_dst >= 0) {
2679 new_e_route = xbt_new0(s_route_extended_t, 1);
2680 new_e_route->generic_route.link_list = links_list;
2681 } else if (!strcmp(src, dst) && are_processing_units) {
2682 new_e_route = xbt_new0(s_route_extended_t, 1);
2683 xbt_dynar_push(links_list, &(global_routing->loopback));
2684 new_e_route->generic_route.link_list = links_list;
2686 xbt_dynar_free(&link_list);
2689 if (!are_processing_units && new_e_route) {
2690 rule_route_extended_t ruleroute_extended =
2691 (rule_route_extended_t) ruleroute;
2692 new_e_route->src_gateway =
2693 remplace(ruleroute_extended->re_src_gateway, list_src, rc_src,
2695 new_e_route->dst_gateway =
2696 remplace(ruleroute_extended->re_dst_gateway, list_src, rc_src,
2701 pcre_free_substring_list(list_src);
2703 pcre_free_substring_list(list_dst);
2708 static route_extended_t rulebased_get_bypass_route(routing_component_t rc,
2715 static void rulebased_finalize(routing_component_t rc)
2717 routing_component_rulebased_t routing =
2718 (routing_component_rulebased_t) rc;
2720 xbt_dict_free(&routing->dict_processing_units);
2721 xbt_dict_free(&routing->dict_autonomous_systems);
2722 xbt_dynar_free(&routing->list_route);
2723 xbt_dynar_free(&routing->list_ASroute);
2724 /* Delete structure */
2729 /* Creation routing model functions */
2730 static void *model_rulebased_create(void)
2732 routing_component_rulebased_t new_component =
2733 xbt_new0(s_routing_component_rulebased_t, 1);
2734 new_component->generic_routing.set_processing_unit =
2735 model_rulebased_set_processing_unit;
2736 new_component->generic_routing.set_autonomous_system =
2737 model_rulebased_set_autonomous_system;
2738 new_component->generic_routing.set_route = model_rulebased_set_route;
2739 new_component->generic_routing.set_ASroute = model_rulebased_set_ASroute;
2740 new_component->generic_routing.set_bypassroute = model_rulebased_set_bypassroute;
2741 new_component->generic_routing.get_onelink_routes = rulebased_get_onelink_routes;
2742 new_component->generic_routing.get_route = rulebased_get_route;
2743 new_component->generic_routing.get_latency = generic_get_link_latency;
2744 new_component->generic_routing.get_bypass_route = rulebased_get_bypass_route;
2745 new_component->generic_routing.finalize = rulebased_finalize;
2746 new_component->generic_routing.get_network_element_type = get_network_element_type;
2747 /* initialization of internal structures */
2748 new_component->dict_processing_units = xbt_dict_new();
2749 new_component->dict_autonomous_systems = xbt_dict_new();
2750 new_component->list_route = xbt_dynar_new(sizeof(rule_route_t), &rule_route_free);
2751 new_component->list_ASroute =
2752 xbt_dynar_new(sizeof(rule_route_extended_t),
2753 &rule_route_extended_free);
2754 return new_component;
2757 static void model_rulebased_load(void)
2759 /* use "surfxml_add_callback" to add a parse function call */
2762 static void model_rulebased_unload(void)
2764 /* use "surfxml_del_callback" to remove a parse function call */
2767 static void model_rulebased_end(void)
2771 #endif /* HAVE_PCRE_LIB */
2773 /* ************************************************************************** */
2774 /* ******************************* NO ROUTING ******************************* */
2776 /* Routing model structure */
2778 s_routing_component_t generic_routing;
2779 } s_routing_component_none_t, *routing_component_none_t;
2781 /* Business methods */
2782 static xbt_dynar_t none_get_onelink_routes(routing_component_t rc)
2787 static route_extended_t none_get_route(routing_component_t rc,
2788 const char *src, const char *dst)
2793 static route_extended_t none_get_bypass_route(routing_component_t rc,
2800 static void none_finalize(routing_component_t rc)
2805 static void none_set_processing_unit(routing_component_t rc,
2810 static void none_set_autonomous_system(routing_component_t rc,
2815 /* Creation routing model functions */
2816 static void *model_none_create(void)
2818 routing_component_none_t new_component =
2819 xbt_new0(s_routing_component_none_t, 1);
2820 new_component->generic_routing.set_processing_unit =
2821 none_set_processing_unit;
2822 new_component->generic_routing.set_autonomous_system =
2823 none_set_autonomous_system;
2824 new_component->generic_routing.set_route = NULL;
2825 new_component->generic_routing.set_ASroute = NULL;
2826 new_component->generic_routing.set_bypassroute = NULL;
2827 new_component->generic_routing.get_route = none_get_route;
2828 new_component->generic_routing.get_onelink_routes =
2829 none_get_onelink_routes;
2830 new_component->generic_routing.get_bypass_route = none_get_bypass_route;
2831 new_component->generic_routing.finalize = none_finalize;
2832 return new_component;
2835 static void model_none_load(void)
2839 static void model_none_unload(void)
2843 static void model_none_end(void)
2847 /* ************************************************** */
2848 /* ********** PATERN FOR NEW ROUTING **************** */
2850 /* The minimal configuration of a new routing model need the next functions,
2851 * also you need to set at the start of the file, the new model in the model
2852 * list. Remember keep the null ending of the list.
2854 /*** Routing model structure ***/
2856 // s_routing_component_t generic_routing;
2857 // /* things that your routing model need */
2858 // } s_routing_component_NEW_t,*routing_component_NEW_t;
2860 /*** Parse routing model functions ***/
2861 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
2862 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
2863 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
2864 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
2865 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
2867 /*** Business methods ***/
2868 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
2869 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
2870 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
2872 /*** Creation routing model functions ***/
2873 // static void* model_NEW_create(void) {
2874 // routing_component_NEW_t new_component = xbt_new0(s_routing_component_NEW_t,1);
2875 // new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
2876 // new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
2877 // new_component->generic_routing.set_route = model_NEW_set_route;
2878 // new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
2879 // new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
2880 // new_component->generic_routing.get_route = NEW_get_route;
2881 // new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
2882 // new_component->generic_routing.finalize = NEW_finalize;
2883 // /* initialization of internal structures */
2884 // return new_component;
2885 // } /* mandatory */
2886 // static void model_NEW_load(void) {} /* mandatory */
2887 // static void model_NEW_unload(void) {} /* mandatory */
2888 // static void model_NEW_end(void) {} /* mandatory */
2890 /* ************************************************************************** */
2891 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
2893 static void generic_set_processing_unit(routing_component_t rc,
2896 XBT_DEBUG("Load process unit \"%s\"", name);
2897 int *id = xbt_new0(int, 1);
2898 xbt_dict_t _to_index;
2899 _to_index = current_routing->to_index;
2900 *id = xbt_dict_length(_to_index);
2901 xbt_dict_set(_to_index, name, id, xbt_free);
2904 static void generic_set_autonomous_system(routing_component_t rc,
2907 XBT_DEBUG("Load Autonomous system \"%s\"", name);
2908 int *id = xbt_new0(int, 1);
2909 xbt_dict_t _to_index;
2910 _to_index = current_routing->to_index;
2911 *id = xbt_dict_length(_to_index);
2912 xbt_dict_set(_to_index, name, id, xbt_free);
2915 static int surf_pointer_resource_cmp(const void *a, const void *b)
2920 static int surf_link_resource_cmp(const void *a, const void *b)
2922 return !!memcmp(a,b,global_routing->size_of_link);
2925 static void generic_set_bypassroute(routing_component_t rc,
2926 const char *src, const char *dst,
2927 route_extended_t e_route)
2929 XBT_DEBUG("Load bypassRoute from \"%s\" to \"%s\"", src, dst);
2930 xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
2933 route_name = bprintf("%s#%s", src, dst);
2934 xbt_assert(xbt_dynar_length(e_route->generic_route.link_list) > 0,
2935 "Invalid count of links, must be greater than zero (%s,%s)",
2937 xbt_assert(!xbt_dict_get_or_null(dict_bypassRoutes, route_name),
2938 "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exists",
2939 src, e_route->src_gateway, dst, e_route->dst_gateway);
2941 route_extended_t new_e_route =
2942 generic_new_extended_route(SURF_ROUTING_RECURSIVE, e_route, 0);
2943 xbt_dynar_free(&(e_route->generic_route.link_list));
2946 xbt_dict_set(dict_bypassRoutes, route_name, new_e_route,
2947 (void (*)(void *)) generic_free_extended_route);
2948 xbt_free(route_name);
2951 /* ************************************************************************** */
2952 /* *********************** GENERIC BUSINESS METHODS ************************* */
2954 static double generic_get_link_latency(routing_component_t rc,
2955 const char *src, const char *dst)
2957 route_extended_t route = rc->get_route(rc,src,dst);
2960 double latency = 0.0;
2962 xbt_dynar_foreach(route->generic_route.link_list,i,link) {
2963 latency += get_link_latency(link);
2965 generic_free_extended_route(route);
2969 static xbt_dynar_t generic_get_onelink_routes(routing_component_t rc)
2971 xbt_die("\"generic_get_onelink_routes\" not implemented yet");
2974 static route_extended_t generic_get_bypassroute(routing_component_t rc,
2978 xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
2979 routing_component_t src_as, dst_as;
2980 int index_src, index_dst;
2981 xbt_dynar_t path_src = NULL;
2982 xbt_dynar_t path_dst = NULL;
2983 routing_component_t current = NULL;
2984 routing_component_t *current_src = NULL;
2985 routing_component_t *current_dst = NULL;
2987 /* (1) find the as where the src and dst are located */
2988 void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
2989 void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
2990 if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
2991 if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
2993 if(src_data == NULL || dst_data == NULL)
2994 xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
2995 src, dst, rc->name);
2997 src_as = ((network_element_info_t)src_data)->rc_component;
2998 dst_as = ((network_element_info_t)dst_data)->rc_component;
3000 /* (2) find the path to the root routing component */
3001 path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
3003 while (current != NULL) {
3004 xbt_dynar_push(path_src, ¤t);
3005 current = current->routing_father;
3007 path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
3009 while (current != NULL) {
3010 xbt_dynar_push(path_dst, ¤t);
3011 current = current->routing_father;
3014 /* (3) find the common father */
3015 index_src = path_src->used - 1;
3016 index_dst = path_dst->used - 1;
3017 current_src = xbt_dynar_get_ptr(path_src, index_src);
3018 current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
3019 while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
3020 routing_component_t *tmp_src, *tmp_dst;
3021 tmp_src = xbt_dynar_pop_ptr(path_src);
3022 tmp_dst = xbt_dynar_pop_ptr(path_dst);
3025 current_src = xbt_dynar_get_ptr(path_src, index_src);
3026 current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
3029 int max_index_src = path_src->used - 1;
3030 int max_index_dst = path_dst->used - 1;
3032 int max_index = max(max_index_src, max_index_dst);
3035 route_extended_t e_route_bypass = NULL;
3037 for (max = 0; max <= max_index; max++) {
3038 for (i = 0; i < max; i++) {
3039 if (i <= max_index_src && max <= max_index_dst) {
3040 char *route_name = bprintf("%s#%s",
3041 (*(routing_component_t *)
3043 (path_src, i)))->name,
3044 (*(routing_component_t *)
3046 (path_dst, max)))->name);
3048 xbt_dict_get_or_null(dict_bypassRoutes, route_name);
3049 xbt_free(route_name);
3053 if (max <= max_index_src && i <= max_index_dst) {
3054 char *route_name = bprintf("%s#%s",
3055 (*(routing_component_t *)
3057 (path_src, max)))->name,
3058 (*(routing_component_t *)
3060 (path_dst, i)))->name);
3062 xbt_dict_get_or_null(dict_bypassRoutes, route_name);
3063 xbt_free(route_name);
3072 if (max <= max_index_src && max <= max_index_dst) {
3073 char *route_name = bprintf("%s#%s",
3074 (*(routing_component_t *)
3076 (path_src, max)))->name,
3077 (*(routing_component_t *)
3079 (path_dst, max)))->name);
3080 e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes, route_name);
3081 xbt_free(route_name);
3087 xbt_dynar_free(&path_src);
3088 xbt_dynar_free(&path_dst);
3090 route_extended_t new_e_route = NULL;
3092 if (e_route_bypass) {
3094 unsigned int cpt = 0;
3095 new_e_route = xbt_new0(s_route_extended_t, 1);
3096 new_e_route->src_gateway = xbt_strdup(e_route_bypass->src_gateway);
3097 new_e_route->dst_gateway = xbt_strdup(e_route_bypass->dst_gateway);
3098 new_e_route->generic_route.link_list =
3099 xbt_dynar_new(global_routing->size_of_link, NULL);
3100 xbt_dynar_foreach(e_route_bypass->generic_route.link_list, cpt, link) {
3101 xbt_dynar_push(new_e_route->generic_route.link_list, &link);
3108 /* ************************************************************************** */
3109 /* ************************* GENERIC AUX FUNCTIONS ************************** */
3112 generic_new_route(e_surf_routing_hierarchy_t hierarchy,
3113 void *data, int order)
3119 xbt_dynar_t links = NULL, links_id = NULL;
3121 new_route = xbt_new0(s_route_t, 1);
3122 new_route->link_list =
3123 xbt_dynar_new(global_routing->size_of_link, NULL);
3125 xbt_assert(hierarchy == SURF_ROUTING_BASE,
3126 "the hierarchy type is not SURF_ROUTING_BASE");
3128 links = ((route_t) data)->link_list;
3131 links_id = new_route->link_list;
3133 xbt_dynar_foreach(links, cpt, link_name) {
3136 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
3139 xbt_dynar_push(links_id, &link);
3141 xbt_dynar_unshift(links_id, &link);
3143 THROWF(mismatch_error, 0, "Link %s not found", link_name);
3149 static route_extended_t
3150 generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy,
3151 void *data, int order)
3155 route_extended_t e_route, new_e_route;
3158 xbt_dynar_t links = NULL, links_id = NULL;
3160 new_e_route = xbt_new0(s_route_extended_t, 1);
3161 new_e_route->generic_route.link_list =
3162 xbt_dynar_new(global_routing->size_of_link, NULL);
3163 new_e_route->src_gateway = NULL;
3164 new_e_route->dst_gateway = NULL;
3166 xbt_assert(hierarchy == SURF_ROUTING_BASE
3167 || hierarchy == SURF_ROUTING_RECURSIVE,
3168 "the hierarchy type is not defined");
3170 if (hierarchy == SURF_ROUTING_BASE) {
3172 route = (route_t) data;
3173 links = route->link_list;
3175 } else if (hierarchy == SURF_ROUTING_RECURSIVE) {
3177 e_route = (route_extended_t) data;
3178 xbt_assert(e_route->src_gateway
3179 && e_route->dst_gateway, "bad gateway, is null");
3180 links = e_route->generic_route.link_list;
3182 /* remeber not erase the gateway names */
3183 new_e_route->src_gateway = strdup(e_route->src_gateway);
3184 new_e_route->dst_gateway = strdup(e_route->dst_gateway);
3187 links_id = new_e_route->generic_route.link_list;
3189 xbt_dynar_foreach(links, cpt, link_name) {
3192 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
3195 xbt_dynar_push(links_id, &link);
3197 xbt_dynar_unshift(links_id, &link);
3199 THROWF(mismatch_error, 0, "Link %s not found", link_name);
3205 static void generic_free_route(route_t route)
3208 xbt_dynar_free(&(route->link_list));
3213 static void generic_free_extended_route(route_extended_t e_route)
3216 xbt_dynar_free(&(e_route->generic_route.link_list));
3217 if (e_route->src_gateway)
3218 xbt_free(e_route->src_gateway);
3219 if (e_route->dst_gateway)
3220 xbt_free(e_route->dst_gateway);
3225 static routing_component_t generic_as_exist(routing_component_t find_from,
3226 routing_component_t to_find)
3228 //return to_find; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
3229 xbt_dict_cursor_t cursor = NULL;
3232 routing_component_t elem;
3233 xbt_dict_foreach(find_from->routing_sons, cursor, key, elem) {
3234 if (to_find == elem || generic_as_exist(elem, to_find)) {
3244 static routing_component_t
3245 generic_autonomous_system_exist(routing_component_t rc, char *element)
3247 //return rc; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
3248 routing_component_t element_as, result, elem;
3249 xbt_dict_cursor_t cursor = NULL;
3251 element_as = ((network_element_info_t)
3252 xbt_lib_get_or_null(as_router_lib, element, ROUTING_ASR_LEVEL))->rc_component;
3253 result = ((routing_component_t) - 1);
3254 if (element_as != rc)
3255 result = generic_as_exist(rc, element_as);
3259 xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
3260 found = !strcmp(elem->name, element);
3270 static routing_component_t
3271 generic_processing_units_exist(routing_component_t rc, char *element)
3273 routing_component_t element_as;
3274 element_as = ((network_element_info_t)
3275 xbt_lib_get_or_null(host_lib,
3276 element, ROUTING_HOST_LEVEL))->rc_component;
3277 if (element_as == rc)
3279 return generic_as_exist(rc, element_as);
3282 static void generic_src_dst_check(routing_component_t rc, const char *src,
3286 void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
3287 void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
3288 if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
3289 if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
3291 if(src_data == NULL || dst_data == NULL)
3292 xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
3293 src, dst, rc->name);
3295 routing_component_t src_as = ((network_element_info_t)src_data)->rc_component;
3296 routing_component_t dst_as = ((network_element_info_t)dst_data)->rc_component;
3298 if(src_as != dst_as)
3299 xbt_die("The src(%s in %s) and dst(%s in %s) are in differents AS",
3300 src, src_as->name, dst, dst_as->name);
3302 xbt_die("The routing component of src'%s' and dst'%s' is not the same as the network elements belong (%s?=%s?=%s)",
3303 src,dst,src_as->name, dst_as->name,rc->name);
3306 static void routing_parse_Sconfig(void)
3308 XBT_DEBUG("START configuration name = %s",A_surfxml_config_id);
3311 static void routing_parse_Econfig(void)
3313 xbt_dict_cursor_t cursor = NULL;
3317 xbt_dict_foreach(current_property_set, cursor, key, elem) {
3318 cfg = bprintf("%s:%s",key,elem);
3319 if(xbt_cfg_is_default_value(_surf_cfg_set, key))
3320 xbt_cfg_set_parse(_surf_cfg_set, cfg);
3322 XBT_INFO("The custom configuration '%s' is already define by user!",key);
3325 XBT_DEBUG("End configuration name = %s",A_surfxml_config_id);
3328 static void routing_parse_Scluster(void)
3330 static int AX_ptr = 0;
3332 char *cluster_id = A_surfxml_cluster_id;
3333 char *cluster_prefix = A_surfxml_cluster_prefix;
3334 char *cluster_suffix = A_surfxml_cluster_suffix;
3335 char *cluster_radical = A_surfxml_cluster_radical;
3336 char *cluster_power = A_surfxml_cluster_power;
3337 char *cluster_core = A_surfxml_cluster_core;
3338 char *cluster_bw = A_surfxml_cluster_bw;
3339 char *cluster_lat = A_surfxml_cluster_lat;
3340 char *temp_cluster_bw = NULL;
3341 char *temp_cluster_lat = NULL;
3342 char *temp_cluster_power = NULL;
3343 char *cluster_bb_bw = A_surfxml_cluster_bb_bw;
3344 char *cluster_bb_lat = A_surfxml_cluster_bb_lat;
3345 char *cluster_availability_file = A_surfxml_cluster_availability_file;
3346 char *cluster_state_file = A_surfxml_cluster_state_file;
3347 char *host_id, *groups, *link_id = NULL;
3348 char *router_id, *link_router, *link_backbone;
3349 char *availability_file = xbt_strdup(cluster_availability_file);
3350 char *state_file = xbt_strdup(cluster_state_file);
3352 if(xbt_dict_size(patterns)==0)
3353 patterns = xbt_dict_new();
3355 xbt_dict_set(patterns,"id",cluster_id,NULL);
3356 xbt_dict_set(patterns,"prefix",cluster_prefix,NULL);
3357 xbt_dict_set(patterns,"suffix",cluster_suffix,NULL);
3359 #ifdef HAVE_PCRE_LIB
3360 char *route_src_dst;
3364 xbt_dynar_t radical_elements;
3365 xbt_dynar_t radical_ends;
3366 int cluster_sharing_policy = AX_surfxml_cluster_sharing_policy;
3367 int cluster_bb_sharing_policy = AX_surfxml_cluster_bb_sharing_policy;
3369 #ifndef HAVE_PCRE_LIB
3370 xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), NULL);
3371 char *route_src, *route_dst;
3375 static unsigned int surfxml_buffer_stack_stack_ptr = 1;
3376 static unsigned int surfxml_buffer_stack_stack[1024];
3378 surfxml_buffer_stack_stack[0] = 0;
3380 surfxml_bufferstack_push(1);
3382 SURFXML_BUFFER_SET(AS_id, cluster_id);
3383 #ifdef HAVE_PCRE_LIB
3384 SURFXML_BUFFER_SET(AS_routing, "RuleBased");
3385 XBT_DEBUG("<AS id=\"%s\"\trouting=\"RuleBased\">", cluster_id);
3387 SURFXML_BUFFER_SET(AS_routing, "Full");
3388 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", cluster_id);
3390 SURFXML_START_TAG(AS);
3392 radical_elements = xbt_str_split(cluster_radical, ",");
3393 xbt_dynar_foreach(radical_elements, iter, groups) {
3394 radical_ends = xbt_str_split(groups, "-");
3395 switch (xbt_dynar_length(radical_ends)) {
3397 surf_parse_get_int(&start,
3398 xbt_dynar_get_as(radical_ends, 0, char *));
3399 host_id = bprintf("%s%d%s", cluster_prefix, start, cluster_suffix);
3400 #ifndef HAVE_PCRE_LIB
3401 xbt_dynar_push_as(tab_elements_num, int, start);
3403 link_id = bprintf("%s_link_%d", cluster_id, start);
3405 xbt_dict_set(patterns, "radical", bprintf("%d", start), xbt_free);
3406 temp_cluster_power = xbt_strdup(cluster_power);
3407 temp_cluster_power = replace_random_parameter(temp_cluster_power);
3408 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
3409 A_surfxml_host_state = A_surfxml_host_state_ON;
3410 SURFXML_BUFFER_SET(host_id, host_id);
3411 SURFXML_BUFFER_SET(host_power, temp_cluster_power);
3412 SURFXML_BUFFER_SET(host_core, cluster_core);
3413 SURFXML_BUFFER_SET(host_availability, "1.0");
3414 SURFXML_BUFFER_SET(host_coordinates, "");
3415 xbt_free(availability_file);
3416 availability_file = xbt_strdup(cluster_availability_file);
3417 xbt_free(state_file);
3418 state_file = xbt_strdup(cluster_state_file);
3419 XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
3420 XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
3421 SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
3422 SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
3423 XBT_DEBUG("</host>");
3424 SURFXML_START_TAG(host);
3425 SURFXML_END_TAG(host);
3428 temp_cluster_bw = xbt_strdup(cluster_bw);
3429 temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
3430 temp_cluster_lat = xbt_strdup(cluster_lat);
3431 temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
3432 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
3433 A_surfxml_link_state = A_surfxml_link_state_ON;
3434 A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3435 if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3436 {A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_FULLDUPLEX;}
3437 if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
3438 {A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_FATPIPE;}
3439 SURFXML_BUFFER_SET(link_id, link_id);
3440 SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
3441 SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
3442 SURFXML_BUFFER_SET(link_bandwidth_file, "");
3443 SURFXML_BUFFER_SET(link_latency_file, "");
3444 SURFXML_BUFFER_SET(link_state_file, "");
3445 SURFXML_START_TAG(link);
3446 SURFXML_END_TAG(link);
3448 xbt_free(temp_cluster_bw);
3449 xbt_free(temp_cluster_lat);
3450 xbt_free(temp_cluster_power);
3457 surf_parse_get_int(&start,
3458 xbt_dynar_get_as(radical_ends, 0, char *));
3459 surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
3460 for (i = start; i <= end; i++) {
3461 host_id = bprintf("%s%d%s", cluster_prefix, i, cluster_suffix);
3462 #ifndef HAVE_PCRE_LIB
3463 xbt_dynar_push_as(tab_elements_num, int, i);
3465 link_id = bprintf("%s_link_%d", cluster_id, i);
3467 xbt_dict_set(patterns, "radical", bprintf("%d", i), xbt_free);
3468 temp_cluster_power = xbt_strdup(cluster_power);
3469 temp_cluster_power = replace_random_parameter(temp_cluster_power);
3470 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
3471 A_surfxml_host_state = A_surfxml_host_state_ON;
3472 SURFXML_BUFFER_SET(host_id, host_id);
3473 SURFXML_BUFFER_SET(host_power, temp_cluster_power);
3474 SURFXML_BUFFER_SET(host_core, cluster_core);
3475 SURFXML_BUFFER_SET(host_availability, "1.0");
3476 SURFXML_BUFFER_SET(host_coordinates, "");
3477 xbt_free(availability_file);
3478 availability_file = xbt_strdup(cluster_availability_file);
3479 xbt_free(state_file);
3480 state_file = xbt_strdup(cluster_state_file);
3481 XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
3482 XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
3483 SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
3484 SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
3485 XBT_DEBUG("</host>");
3486 SURFXML_START_TAG(host);
3487 SURFXML_END_TAG(host);
3489 xbt_free(temp_cluster_power);
3491 temp_cluster_bw = xbt_strdup(cluster_bw);
3492 temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
3493 temp_cluster_lat = xbt_strdup(cluster_lat);
3494 temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
3495 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
3496 A_surfxml_link_state = A_surfxml_link_state_ON;
3497 A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3498 if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3499 {A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_FULLDUPLEX;}
3500 if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
3501 {A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_FATPIPE;}
3502 SURFXML_BUFFER_SET(link_id, link_id);
3503 SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
3504 SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
3505 SURFXML_BUFFER_SET(link_bandwidth_file, "");
3506 SURFXML_BUFFER_SET(link_latency_file, "");
3507 SURFXML_BUFFER_SET(link_state_file, "");
3508 SURFXML_START_TAG(link);
3509 SURFXML_END_TAG(link);
3511 xbt_free(temp_cluster_bw);
3512 xbt_free(temp_cluster_lat);
3519 XBT_DEBUG("Malformed radical");
3522 xbt_dynar_free(&radical_ends);
3524 xbt_dynar_free(&radical_elements);
3528 bprintf("%s%s_router%s", cluster_prefix, cluster_id,
3530 link_router = bprintf("%s_link_%s_router", cluster_id, cluster_id);
3531 link_backbone = bprintf("%s_backbone", cluster_id);
3533 XBT_DEBUG("<router id=\"%s\"/>", router_id);
3534 SURFXML_BUFFER_SET(router_id, router_id);
3535 SURFXML_BUFFER_SET(router_coordinates, "");
3536 SURFXML_START_TAG(router);
3537 SURFXML_END_TAG(router);
3540 xbt_dict_set(patterns, "radical", xbt_strdup("_router"), xbt_free);
3541 temp_cluster_bw = xbt_strdup(cluster_bw);
3542 temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
3543 temp_cluster_lat = xbt_strdup(cluster_lat);
3544 temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
3545 XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_router,temp_cluster_bw, temp_cluster_lat);
3546 A_surfxml_link_state = A_surfxml_link_state_ON;
3547 A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3548 if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3549 {A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_FULLDUPLEX;}
3550 if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
3551 {A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_FATPIPE;}
3552 SURFXML_BUFFER_SET(link_id, link_router);
3553 SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
3554 SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
3555 SURFXML_BUFFER_SET(link_bandwidth_file, "");
3556 SURFXML_BUFFER_SET(link_latency_file, "");
3557 SURFXML_BUFFER_SET(link_state_file, "");
3558 SURFXML_START_TAG(link);
3559 SURFXML_END_TAG(link);
3561 xbt_free(temp_cluster_bw);
3562 xbt_free(temp_cluster_lat);
3564 XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_backbone,cluster_bb_bw, cluster_bb_lat);
3565 A_surfxml_link_state = A_surfxml_link_state_ON;
3566 A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3567 if(cluster_bb_sharing_policy == A_surfxml_cluster_bb_sharing_policy_FATPIPE)
3568 {A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_FATPIPE;}
3569 SURFXML_BUFFER_SET(link_id, link_backbone);
3570 SURFXML_BUFFER_SET(link_bandwidth, cluster_bb_bw);
3571 SURFXML_BUFFER_SET(link_latency, cluster_bb_lat);
3572 SURFXML_BUFFER_SET(link_bandwidth_file, "");
3573 SURFXML_BUFFER_SET(link_latency_file, "");
3574 SURFXML_BUFFER_SET(link_state_file, "");
3575 SURFXML_START_TAG(link);
3576 SURFXML_END_TAG(link);
3580 #ifdef HAVE_PCRE_LIB
3581 char *new_suffix = xbt_strdup("");
3583 radical_elements = xbt_str_split(cluster_suffix, ".");
3584 xbt_dynar_foreach(radical_elements, iter, groups) {
3585 if (strcmp(groups, "")) {
3586 char *old_suffix = new_suffix;
3587 new_suffix = bprintf("%s\\.%s", old_suffix, groups);
3591 route_src_dst = bprintf("%s(.*)%s", cluster_prefix, new_suffix);
3592 xbt_dynar_free(&radical_elements);
3595 char *pcre_link_src = bprintf("%s_link_$1src", cluster_id);
3596 char *pcre_link_backbone = bprintf("%s_backbone", cluster_id);
3597 char *pcre_link_dst = bprintf("%s_link_$1dst", cluster_id);
3599 XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src_dst, route_src_dst);
3600 XBT_DEBUG("symmetrical=\"NO\">");
3601 SURFXML_BUFFER_SET(route_src, route_src_dst);
3602 SURFXML_BUFFER_SET(route_dst, route_src_dst);
3603 A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3604 SURFXML_START_TAG(route);
3606 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_src);
3607 SURFXML_BUFFER_SET(link_ctn_id, pcre_link_src);
3608 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3609 if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3610 {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
3611 SURFXML_START_TAG(link_ctn);
3612 SURFXML_END_TAG(link_ctn);
3614 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
3615 SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
3616 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3617 SURFXML_START_TAG(link_ctn);
3618 SURFXML_END_TAG(link_ctn);
3620 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_dst);
3621 SURFXML_BUFFER_SET(link_ctn_id, pcre_link_dst);
3622 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3623 if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3624 {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
3625 SURFXML_START_TAG(link_ctn);
3626 SURFXML_END_TAG(link_ctn);
3628 XBT_DEBUG("</route>");
3629 SURFXML_END_TAG(route);
3631 free(pcre_link_dst);
3632 free(pcre_link_backbone);
3633 free(pcre_link_src);
3634 free(route_src_dst);
3636 for (i = 0; i <= xbt_dynar_length(tab_elements_num); i++) {
3637 for (j = 0; j <= xbt_dynar_length(tab_elements_num); j++) {
3638 if (i == xbt_dynar_length(tab_elements_num)) {
3639 route_src = router_id;
3642 bprintf("%s%d%s", cluster_prefix,
3643 xbt_dynar_get_as(tab_elements_num, i, int),
3647 if (j == xbt_dynar_length(tab_elements_num)) {
3648 route_dst = router_id;
3651 bprintf("%s%d%s", cluster_prefix,
3652 xbt_dynar_get_as(tab_elements_num, j, int),
3656 XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src, route_dst);
3657 XBT_DEBUG("symmetrical=\"NO\">");
3658 SURFXML_BUFFER_SET(route_src, route_src);
3659 SURFXML_BUFFER_SET(route_dst, route_dst);
3660 A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3661 SURFXML_START_TAG(route);
3663 if (i == xbt_dynar_length(tab_elements_num)) {
3664 route_src = link_router;
3667 bprintf("%s_link_%d", cluster_id,
3668 xbt_dynar_get_as(tab_elements_num, i, int));
3671 if (j == xbt_dynar_length(tab_elements_num)) {
3672 route_dst = link_router;
3675 bprintf("%s_link_%d", cluster_id,
3676 xbt_dynar_get_as(tab_elements_num, j, int));
3679 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_src);
3680 SURFXML_BUFFER_SET(link_ctn_id, route_src);
3681 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3682 if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3683 {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
3684 SURFXML_START_TAG(link_ctn);
3685 SURFXML_END_TAG(link_ctn);
3687 XBT_DEBUG("<link_ctn\tid=\"%s_backbone\"/>", cluster_id);
3688 SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_backbone", cluster_id));
3689 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3690 SURFXML_START_TAG(link_ctn);
3691 SURFXML_END_TAG(link_ctn);
3693 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_dst);
3694 SURFXML_BUFFER_SET(link_ctn_id, route_dst);
3695 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3696 if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3697 {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
3698 SURFXML_START_TAG(link_ctn);
3699 SURFXML_END_TAG(link_ctn);
3701 XBT_DEBUG("</route>");
3702 SURFXML_END_TAG(route);
3705 xbt_dynar_free(&tab_elements_num);
3710 free(link_backbone);
3712 xbt_dict_free(&patterns);
3713 free(availability_file);
3717 SURFXML_END_TAG(AS);
3720 surfxml_bufferstack_pop(1);
3723 * This function take a string and replace parameters from patterns dict.
3724 * It returns the new value.
3726 static char* replace_random_parameter(char * string)
3728 char *test_string = NULL;
3730 if(xbt_dict_size(random_value)==0)
3733 string = xbt_str_varsubst(string, patterns); // for patterns of cluster
3734 test_string = bprintf("${%s}", string);
3735 test_string = xbt_str_varsubst(test_string,random_value); //Add ${xxxxx} for random Generator
3737 if (strcmp(test_string,"")) { //if not empty, keep this value.
3739 string = test_string;
3740 } //In other case take old value (without ${})
3746 static void clean_dict_random(void)
3748 xbt_dict_free(&random_value);
3749 xbt_dict_free(&patterns);
3752 static void routing_parse_Speer(void)
3754 static int AX_ptr = 0;
3756 char *peer_id = A_surfxml_peer_id;
3757 char *peer_power = A_surfxml_peer_power;
3758 char *peer_bw_in = A_surfxml_peer_bw_in;
3759 char *peer_bw_out = A_surfxml_peer_bw_out;
3760 char *peer_lat = A_surfxml_peer_lat;
3761 char *peer_coord = A_surfxml_peer_coordinates;
3762 char *peer_state_file = A_surfxml_peer_state_file;
3763 char *peer_availability_file = A_surfxml_peer_availability_file;
3765 char *host_id = NULL;
3766 char *router_id, *link_router, *link_backbone, *link_id_up, *link_id_down;
3768 static unsigned int surfxml_buffer_stack_stack_ptr = 1;
3769 static unsigned int surfxml_buffer_stack_stack[1024];
3771 surfxml_buffer_stack_stack[0] = 0;
3773 surfxml_bufferstack_push(1);
3775 SURFXML_BUFFER_SET(AS_id, peer_id);
3777 SURFXML_BUFFER_SET(AS_routing, "Full");
3778 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", peer_id);
3780 SURFXML_START_TAG(AS);
3783 host_id = bprintf("peer_%s", peer_id);
3784 router_id = bprintf("router_%s", peer_id);
3785 link_id_up = bprintf("link_%s_up", peer_id);
3786 link_id_down = bprintf("link_%s_down", peer_id);
3788 link_router = bprintf("%s_link_router", peer_id);
3789 link_backbone = bprintf("%s_backbone", peer_id);
3791 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\"/>", host_id, peer_power);
3792 A_surfxml_host_state = A_surfxml_host_state_ON;
3793 SURFXML_BUFFER_SET(host_id, host_id);
3794 SURFXML_BUFFER_SET(host_power, peer_power);
3795 SURFXML_BUFFER_SET(host_availability, "1.0");
3796 SURFXML_BUFFER_SET(host_availability_file, peer_availability_file);
3797 SURFXML_BUFFER_SET(host_state_file, peer_state_file);
3798 SURFXML_BUFFER_SET(host_coordinates, "");
3799 SURFXML_START_TAG(host);
3800 SURFXML_END_TAG(host);
3802 XBT_DEBUG("<router id=\"%s\"\tcoordinates=\"%s\"/>", router_id, peer_coord);
3803 SURFXML_BUFFER_SET(router_id, router_id);
3804 SURFXML_BUFFER_SET(router_coordinates, peer_coord);
3805 SURFXML_START_TAG(router);
3806 SURFXML_END_TAG(router);
3808 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_up, peer_bw_in, peer_lat);
3809 A_surfxml_link_state = A_surfxml_link_state_ON;
3810 A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3811 SURFXML_BUFFER_SET(link_id, link_id_up);
3812 SURFXML_BUFFER_SET(link_bandwidth, peer_bw_in);
3813 SURFXML_BUFFER_SET(link_latency, peer_lat);
3814 SURFXML_BUFFER_SET(link_bandwidth_file, "");
3815 SURFXML_BUFFER_SET(link_latency_file, "");
3816 SURFXML_BUFFER_SET(link_state_file, "");
3817 SURFXML_START_TAG(link);
3818 SURFXML_END_TAG(link);
3820 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_down, peer_bw_out, peer_lat);
3821 A_surfxml_link_state = A_surfxml_link_state_ON;
3822 A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3823 SURFXML_BUFFER_SET(link_id, link_id_down);
3824 SURFXML_BUFFER_SET(link_bandwidth, peer_bw_out);
3825 SURFXML_BUFFER_SET(link_latency, peer_lat);
3826 SURFXML_BUFFER_SET(link_bandwidth_file, "");
3827 SURFXML_BUFFER_SET(link_latency_file, "");
3828 SURFXML_BUFFER_SET(link_state_file, "");
3829 SURFXML_START_TAG(link);
3830 SURFXML_END_TAG(link);
3835 XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", host_id, router_id);
3836 XBT_DEBUG("symmetrical=\"NO\">");
3837 SURFXML_BUFFER_SET(route_src, host_id);
3838 SURFXML_BUFFER_SET(route_dst, router_id);
3839 A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3840 SURFXML_START_TAG(route);
3842 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_up);
3843 SURFXML_BUFFER_SET(link_ctn_id, link_id_up);
3844 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3845 SURFXML_START_TAG(link_ctn);
3846 SURFXML_END_TAG(link_ctn);
3848 XBT_DEBUG("</route>");
3849 SURFXML_END_TAG(route);
3852 XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, host_id);
3853 XBT_DEBUG("symmetrical=\"NO\">");
3854 SURFXML_BUFFER_SET(route_src, router_id);
3855 SURFXML_BUFFER_SET(route_dst, host_id);
3856 A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3857 SURFXML_START_TAG(route);
3859 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_down);
3860 SURFXML_BUFFER_SET(link_ctn_id, link_id_down);
3861 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3862 SURFXML_START_TAG(link_ctn);
3863 SURFXML_END_TAG(link_ctn);
3865 XBT_DEBUG("</route>");
3866 SURFXML_END_TAG(route);
3869 SURFXML_END_TAG(AS);
3872 //xbt_dynar_free(&tab_elements_num);
3876 free(link_backbone);
3879 surfxml_bufferstack_pop(1);
3882 static void routing_parse_Srandom(void)
3884 double mean, std, min, max, seed;
3885 char *random_id = A_surfxml_random_id;
3886 char *random_radical = A_surfxml_random_radical;
3887 char *rd_name = NULL;
3889 surf_parse_get_double(&mean,A_surfxml_random_mean);
3890 surf_parse_get_double(&std,A_surfxml_random_std_deviation);
3891 surf_parse_get_double(&min,A_surfxml_random_min);
3892 surf_parse_get_double(&max,A_surfxml_random_max);
3893 surf_parse_get_double(&seed,A_surfxml_random_seed);
3897 random_data_t random = xbt_new0(s_random_data_t, 1);
3900 xbt_dynar_t radical_elements;
3904 xbt_dynar_t radical_ends;
3906 random->generator = A_surfxml_random_generator;
3907 random->seed = seed;
3911 /* Check user stupidities */
3913 THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
3915 THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean,
3918 THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean,
3921 /* normalize the mean and standard deviation before storing */
3922 random->mean = (mean - min) / (max - min);
3923 random->std = std / (max - min);
3925 if (random->mean * (1 - random->mean) < random->std * random->std)
3926 THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
3927 random->mean, random->std);
3929 XBT_DEBUG("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
3939 if(xbt_dict_size(random_value)==0)
3940 random_value = xbt_dict_new();
3942 if(!strcmp(random_radical,""))
3944 res = random_generate(random);
3945 rd_value = bprintf("%f",res);
3946 xbt_dict_set(random_value, random_id, rd_value, free);
3950 radical_elements = xbt_str_split(random_radical, ",");
3951 xbt_dynar_foreach(radical_elements, iter, groups) {
3952 radical_ends = xbt_str_split(groups, "-");
3953 switch (xbt_dynar_length(radical_ends)) {
3955 xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",random_id);
3956 res = random_generate(random);
3957 tmpbuf = bprintf("%s%d",random_id,atoi(xbt_dynar_getfirst_as(radical_ends,char *)));
3958 xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
3962 case 2: surf_parse_get_int(&start,
3963 xbt_dynar_get_as(radical_ends, 0, char *));
3964 surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
3965 for (i = start; i <= end; i++) {
3966 xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",bprintf("%s%d",random_id,i));
3967 res = random_generate(random);
3968 tmpbuf = bprintf("%s%d",random_id,i);
3969 xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
3974 XBT_INFO("Malformed radical");
3976 res = random_generate(random);
3977 rd_name = bprintf("%s_router",random_id);
3978 rd_value = bprintf("%f",res);
3979 xbt_dict_set(random_value, rd_name, rd_value, free);
3981 xbt_dynar_free(&radical_ends);
3984 xbt_dynar_free(&radical_elements);
3988 static void routing_parse_Erandom(void)
3990 xbt_dict_cursor_t cursor = NULL;
3994 xbt_dict_foreach(random_value, cursor, key, elem) {
3995 XBT_DEBUG("%s = %s",key,elem);
4002 * New methods to init the routing model component from the lua script
4006 * calling parse_S_AS_lua with lua values
4008 void routing_AS_init(const char *AS_id, const char *AS_routing)
4010 parse_S_AS_lua((char *) AS_id, (char *) AS_routing);
4014 * calling parse_E_AS_lua to fisnish the creation of routing component
4016 void routing_AS_end(const char *AS_id)
4018 parse_E_AS_lua((char *) AS_id);
4022 * add a host to the network element list
4025 void routing_add_host(const char *host_id)
4027 parse_S_host_lua((char *) host_id, (char*)""); // FIXME propagate coordinate system to lua
4031 * Set a new link on the actual list of link for a route or ASroute
4033 void routing_add_link(const char *link_id)
4035 parse_E_link_c_ctn_new_elem_lua((char *) link_id);
4039 *Set the endpoints for a route
4041 void routing_set_route(const char *src_id, const char *dst_id)
4043 parse_S_route_new_and_endpoints_lua(src_id, dst_id);
4047 * Store the route by calling parse_E_route_store_route
4049 void routing_store_route(void)
4051 parse_E_route_store_route();