1 /* Copyright (c) 2009, 2010, 2011. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include <pcre.h> /* regular expression library */
9 #include "simgrid/platf_interface.h" // platform creation API internal interface
11 #include "surf_routing_private.h"
12 #include "surf/surf_routing.h"
13 #include "surf/surfxml_parse_values.h"
16 int ROUTING_HOST_LEVEL; //Routing level
17 int SURF_CPU_LEVEL; //Surf cpu level
18 int SURF_WKS_LEVEL; //Surf workstation level
19 int SIMIX_HOST_LEVEL; //Simix level
20 int MSG_HOST_LEVEL; //Msg level
21 int SD_HOST_LEVEL; //Simdag level
22 int COORD_HOST_LEVEL; //Coordinates level
23 int NS3_HOST_LEVEL; //host node for ns3
26 int SD_LINK_LEVEL; //Simdag level
27 int SURF_LINK_LEVEL; //Surf level
28 int NS3_LINK_LEVEL; //link for ns3
30 xbt_lib_t as_router_lib;
31 int ROUTING_ASR_LEVEL; //Routing level
32 int COORD_ASR_LEVEL; //Coordinates level
33 int NS3_ASR_LEVEL; //host node for ns3
35 static xbt_dict_t patterns = NULL;
36 static xbt_dict_t random_value = NULL;
39 routing_global_t global_routing = NULL;
40 routing_component_t current_routing = NULL;
41 model_type_t current_routing_model = NULL;
43 /* global parse functions */
44 xbt_dynar_t link_list = NULL; /* temporary store of current list link of a route */
45 static const char *src = NULL; /* temporary store the source name of a route */
46 static const char *dst = NULL; /* temporary store the destination name of a route */
47 static char *gw_src = NULL; /* temporary store the gateway source name of a route */
48 static char *gw_dst = NULL; /* temporary store the gateway destination name of a route */
49 static double_f_cpvoid_t get_link_latency = NULL;
51 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
53 static void routing_parse_Speer(sg_platf_peer_cbarg_t peer); /* peer bypass */
54 static void routing_parse_Srandom(void); /* random bypass */
56 static char* replace_random_parameter(char * chaine);
57 static void clean_routing_after_parse(void);
59 /* this lines are only for replace use like index in the model table */
64 SURF_MODEL_DIJKSTRACACHE,
71 struct s_model_type routing_models[] = {
72 { "Full", "Full routing data (fast, large memory requirements, fully expressive)",
73 model_full_create, model_full_load, model_full_unload, model_full_end
75 { "Floyd", "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
76 model_floyd_create, model_floyd_load, model_floyd_unload, model_floyd_end
78 { "Dijkstra", "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
79 model_dijkstra_create, model_dijkstra_both_load,
80 model_dijkstra_both_unload, model_dijkstra_both_end
82 { "DijkstraCache", "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
83 model_dijkstracache_create, model_dijkstra_both_load, model_dijkstra_both_unload, model_dijkstra_both_end
85 { "none", "No routing (usable with Constant network only)",
86 model_none_create, model_none_load, model_none_unload, model_none_end
88 { "RuleBased", "Rule-Based routing data (...)",
89 model_rulebased_create, model_none_load, model_none_unload, model_none_end
91 { "Vivaldi", "Vivaldi routing",
92 model_vivaldi_create, model_none_load, model_none_unload, model_none_end
94 {"Cluster", "Cluster routing",
95 model_cluster_create, model_none_load, model_cluster_unload, model_none_end
97 {NULL, NULL, NULL, NULL, NULL, NULL}
101 * \brief Add a "host" to the network element list
103 static void parse_S_host(sg_platf_host_cbarg_t host) {
104 network_element_info_t info = NULL;
105 if (current_routing->hierarchy == SURF_ROUTING_NULL)
106 current_routing->hierarchy = SURF_ROUTING_BASE;
107 xbt_assert(!xbt_lib_get_or_null(host_lib, host->id,ROUTING_HOST_LEVEL),
108 "Reading a host, processing unit \"%s\" already exists",
110 xbt_assert(current_routing->set_processing_unit,
111 "no defined method \"set_processing_unit\" in \"%s\"",
112 current_routing->name);
113 (*(current_routing->set_processing_unit)) (current_routing, host->id);
114 info = xbt_new0(s_network_element_info_t, 1);
115 info->rc_component = current_routing;
116 info->rc_type = SURF_NETWORK_ELEMENT_HOST;
117 xbt_lib_set(host_lib,host->id,ROUTING_HOST_LEVEL,(void *) info);
118 if (host->coord && strcmp(host->coord,"")) {
119 if(!COORD_HOST_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
120 xbt_dynar_t ctn = xbt_str_split_str(host->coord, " ");
121 xbt_dynar_shrink(ctn, 0);
122 xbt_lib_set(host_lib,host->id,COORD_HOST_LEVEL,(void *) ctn);
127 * \brief Add a "router" to the network element list
129 static void parse_S_router(sg_platf_router_cbarg_t router)
131 network_element_info_t info = NULL;
132 if (current_routing->hierarchy == SURF_ROUTING_NULL)
133 current_routing->hierarchy = SURF_ROUTING_BASE;
134 xbt_assert(!xbt_lib_get_or_null(as_router_lib,router->id, ROUTING_ASR_LEVEL),
135 "Reading a router, processing unit \"%s\" already exists",
137 xbt_assert(current_routing->set_processing_unit,
138 "no defined method \"set_processing_unit\" in \"%s\"",
139 current_routing->name);
140 (*(current_routing->set_processing_unit)) (current_routing, router->id);
141 info = xbt_new0(s_network_element_info_t, 1);
142 info->rc_component = current_routing;
143 info->rc_type = SURF_NETWORK_ELEMENT_ROUTER;
145 xbt_lib_set(as_router_lib,router->id,ROUTING_ASR_LEVEL,(void *) info);
146 if (strcmp(router->coord,"")) {
147 if(!COORD_ASR_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
148 xbt_dynar_t ctn = xbt_str_split_str(router->coord, " ");
149 xbt_dynar_shrink(ctn, 0);
150 xbt_lib_set(as_router_lib,router->id,COORD_ASR_LEVEL,(void *) ctn);
155 * \brief Set the endponints for a route
157 static void parse_S_route_new_and_endpoints(const char *src_id, const char *dst_id)
159 if (src != NULL && dst != NULL && link_list != NULL)
160 THROWF(arg_error, 0, "Route between %s to %s can not be defined",
164 xbt_assert(strlen(src) > 0 || strlen(dst) > 0,
165 "Some limits are null in the route between \"%s\" and \"%s\"",
167 link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
171 * \brief Set the endpoints for a route from XML
173 static void parse_S_route_new_and_endpoints_XML(void)
175 parse_S_route_new_and_endpoints(A_surfxml_route_src,
176 A_surfxml_route_dst);
180 * \brief Set the endponints and gateways for a ASroute
182 static void parse_S_ASroute_new_and_endpoints(void)
184 if (src != NULL && dst != NULL && link_list != NULL)
185 THROWF(arg_error, 0, "Route between %s to %s can not be defined",
186 A_surfxml_ASroute_src, A_surfxml_ASroute_dst);
187 src = A_surfxml_ASroute_src;
188 dst = A_surfxml_ASroute_dst;
189 gw_src = A_surfxml_ASroute_gw_src;
190 gw_dst = A_surfxml_ASroute_gw_dst;
191 xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
192 || strlen(gw_dst) > 0,
193 "Some limits are null in the route between \"%s\" and \"%s\"",
195 link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
199 * \brief Set the endponints for a bypassRoute
201 static void parse_S_bypassRoute_new_and_endpoints(void)
203 if (src != NULL && dst != NULL && link_list != NULL)
205 "Bypass Route between %s to %s can not be defined",
206 A_surfxml_bypassRoute_src, A_surfxml_bypassRoute_dst);
207 src = A_surfxml_bypassRoute_src;
208 dst = A_surfxml_bypassRoute_dst;
209 gw_src = A_surfxml_bypassRoute_gw_src;
210 gw_dst = A_surfxml_bypassRoute_gw_dst;
211 xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
212 || strlen(gw_dst) > 0,
213 "Some limits are null in the route between \"%s\" and \"%s\"",
215 link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
219 * \brief Set a new link on the actual list of link for a route or ASroute from XML
222 static void routing_parse_link_ctn(void)
225 switch (A_surfxml_link_ctn_direction) {
226 case AU_surfxml_link_ctn_direction:
227 case A_surfxml_link_ctn_direction_NONE:
228 link_id = xbt_strdup(A_surfxml_link_ctn_id);
230 case A_surfxml_link_ctn_direction_UP:
231 link_id = bprintf("%s_UP", A_surfxml_link_ctn_id);
233 case A_surfxml_link_ctn_direction_DOWN:
234 link_id = bprintf("%s_DOWN", A_surfxml_link_ctn_id);
236 xbt_dynar_push(link_list,&link_id);
240 * \brief Store the route by calling the set_route function of the current routing component
242 static void parse_E_route_store_route(void)
244 name_route_extended_t route = xbt_new0(s_name_route_extended_t, 1);
245 route->generic_route.link_list = link_list;
246 xbt_assert(current_routing->set_route,
247 "no defined method \"set_route\" in \"%s\"",
248 current_routing->name);
249 (*(current_routing->set_route)) (current_routing, src, dst, route);
256 * \brief Store the ASroute by calling the set_ASroute function of the current routing component
258 static void parse_E_ASroute_store_route(void)
260 name_route_extended_t e_route = xbt_new0(s_name_route_extended_t, 1);
261 e_route->generic_route.link_list = link_list;
262 e_route->src_gateway = xbt_strdup(gw_src);
263 e_route->dst_gateway = xbt_strdup(gw_dst);
264 xbt_assert(current_routing->set_ASroute,
265 "no defined method \"set_ASroute\" in \"%s\"",
266 current_routing->name);
267 (*(current_routing->set_ASroute)) (current_routing, src, dst, e_route);
276 * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
278 static void parse_E_bypassRoute_store_route(void)
280 route_extended_t e_route = xbt_new0(s_route_extended_t, 1);
281 e_route->generic_route.link_list = link_list;
282 e_route->src_gateway = xbt_strdup(gw_src);
283 e_route->dst_gateway = xbt_strdup(gw_dst);
284 xbt_assert(current_routing->set_bypassroute,
285 "no defined method \"set_bypassroute\" in \"%s\"",
286 current_routing->name);
287 (*(current_routing->set_bypassroute)) (current_routing, src, dst,
297 * \brief Make a new routing component to the platform
299 * Add a new autonomous system to the platform. Any elements (such as host,
300 * router or sub-AS) added after this call and before the corresponding call
301 * to sg_platf_new_AS_close() will be added to this AS.
303 * Once this function was called, the configuration concerning the used
304 * models cannot be changed anymore.
306 * @param AS_id name of this autonomous system. Must be unique in the platform
307 * @param wanted_routing_type one of Full, Floyd, Dijkstra or similar. Full list in the variable routing_models, in src/surf/surf_routing.c
309 void routing_AS_open(const char *AS_id, const char *wanted_routing_type)
311 routing_component_t new_routing;
312 model_type_t model = NULL;
315 surf_parse_models_setup(); /* ensure that the models are created after the last <config> tag and before the first <AS>-like */
317 /* search the routing model */
318 for (cpt = 0; routing_models[cpt].name; cpt++)
319 if (!strcmp(wanted_routing_type, routing_models[cpt].name))
320 model = &routing_models[cpt];
321 /* if its not exist, error */
323 fprintf(stderr, "Routing model %s not found. Existing models:\n",
324 wanted_routing_type);
325 for (cpt = 0; routing_models[cpt].name; cpt++)
326 fprintf(stderr, " %s: %s\n", routing_models[cpt].name,
327 routing_models[cpt].desc);
331 /* make a new routing component */
332 new_routing = (routing_component_t) (*(model->create)) ();
333 new_routing->routing = model;
334 new_routing->hierarchy = SURF_ROUTING_NULL;
335 new_routing->name = xbt_strdup(AS_id);
336 new_routing->routing_sons = xbt_dict_new();
338 if (current_routing == NULL && global_routing->root == NULL) {
340 /* it is the first one */
341 new_routing->routing_father = NULL;
342 global_routing->root = new_routing;
344 } else if (current_routing != NULL && global_routing->root != NULL) {
346 xbt_assert(!xbt_dict_get_or_null
347 (current_routing->routing_sons, AS_id),
348 "The AS \"%s\" already exists", AS_id);
349 /* it is a part of the tree */
350 new_routing->routing_father = current_routing;
351 /* set the father behavior */
352 if (current_routing->hierarchy == SURF_ROUTING_NULL)
353 current_routing->hierarchy = SURF_ROUTING_RECURSIVE;
354 /* add to the sons dictionary */
355 xbt_dict_set(current_routing->routing_sons, AS_id,
356 (void *) new_routing, NULL);
357 /* add to the father element list */
358 (*(current_routing->set_autonomous_system)) (current_routing, AS_id);
359 /* unload the prev parse rules */
360 (*(current_routing->routing->unload)) ();
363 THROWF(arg_error, 0, "All defined components must be belong to a AS");
365 /* set the new parse rules */
366 (*(new_routing->routing->load)) ();
367 /* set the new current component of the tree */
368 current_routing = new_routing;
372 * \brief Specify that the current description of AS is finished
374 * Once you've declared all the content of your AS, you have to close
375 * it with this call. Your AS is not usable until you call this function.
377 * @fixme: this call is not as robust as wanted: bad things WILL happen
378 * if you call it twice for the same AS, or if you forget calling it, or
379 * even if you add stuff to a closed AS
382 void routing_AS_close() {
384 if (current_routing == NULL) {
385 THROWF(arg_error, 0, "Close an AS, but none was under construction");
387 network_element_info_t info = NULL;
388 xbt_assert(!xbt_lib_get_or_null(as_router_lib,current_routing->name, ROUTING_ASR_LEVEL),
389 "The AS \"%s\" already exists",current_routing->name);
390 info = xbt_new0(s_network_element_info_t, 1);
391 info->rc_component = current_routing->routing_father;
392 info->rc_type = SURF_NETWORK_ELEMENT_AS;
393 xbt_lib_set(as_router_lib,current_routing->name,ROUTING_ASR_LEVEL,(void *) info);
395 (*(current_routing->routing->unload)) ();
396 (*(current_routing->routing->end)) ();
397 current_routing = current_routing->routing_father;
398 if (current_routing != NULL)
399 (*(current_routing->routing->load)) ();
403 /* Aux Business methods */
406 * \brief Get the AS name of the element
408 * \param name the host name
411 static char* elements_As_name(const char *name)
413 routing_component_t as_comp;
415 /* (1) find the as where the host is located */
416 as_comp = ((network_element_info_t)
417 xbt_lib_get_or_null(host_lib,name, ROUTING_HOST_LEVEL))->rc_component;
418 return as_comp->name;
423 * \brief Get the AS father and the first elements of the chain
425 * \param src the source host name
426 * \param dst the destination host name
428 * Get the common father of the to processing units, and the first different
429 * father in the chain
431 static void elements_father(const char *src, const char *dst,
432 routing_component_t *res_father,
433 routing_component_t *res_src,
434 routing_component_t *res_dst)
436 xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
437 #define ELEMENTS_FATHER_MAXDEPTH 16 /* increase if it is not enough */
438 routing_component_t src_as, dst_as;
439 routing_component_t path_src[ELEMENTS_FATHER_MAXDEPTH];
440 routing_component_t path_dst[ELEMENTS_FATHER_MAXDEPTH];
443 routing_component_t current;
444 routing_component_t current_src;
445 routing_component_t current_dst;
446 routing_component_t father;
448 /* (1) find the as where the src and dst are located */
449 network_element_info_t src_data = xbt_lib_get_or_null(host_lib, src,
451 network_element_info_t dst_data = xbt_lib_get_or_null(host_lib, dst,
454 src_data = xbt_lib_get_or_null(as_router_lib, src, ROUTING_ASR_LEVEL);
456 dst_data = xbt_lib_get_or_null(as_router_lib, dst, ROUTING_ASR_LEVEL);
457 src_as = src_data->rc_component;
458 dst_as = dst_data->rc_component;
460 xbt_assert(src_as && dst_as,
461 "Ask for route \"from\"(%s) or \"to\"(%s) no found", src, dst);
463 /* (2) find the path to the root routing component */
464 for (current = src_as ; current != NULL ; current = current->routing_father) {
465 if (index_src >= ELEMENTS_FATHER_MAXDEPTH)
466 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_src");
467 path_src[index_src++] = current;
469 for (current = dst_as ; current != NULL ; current = current->routing_father) {
470 if (index_dst >= ELEMENTS_FATHER_MAXDEPTH)
471 xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_dst");
472 path_dst[index_dst++] = current;
475 /* (3) find the common father */
477 current_src = path_src[--index_src];
478 current_dst = path_dst[--index_dst];
479 } while (index_src > 0 && index_dst > 0 && current_src == current_dst);
481 /* (4) they are not in the same routing component, make the path */
482 if (current_src == current_dst)
483 father = current_src;
485 father = path_src[index_src + 1];
487 /* (5) result generation */
488 *res_father = father; /* first the common father of src and dst */
489 *res_src = current_src; /* second the first different father of src */
490 *res_dst = current_dst; /* three the first different father of dst */
492 #undef ELEMENTS_FATHER_MAXDEPTH
495 /* Global Business methods */
498 * \brief Recursive function for get_route_latency
500 * \param src the source host name
501 * \param dst the destination host name
502 * \param *e_route the route where the links are stored
503 * \param *latency the latency, if needed
505 * This function is called by "get_route" and "get_latency". It allows to walk
506 * recursively through the routing components tree.
508 static void _get_route_latency(const char *src, const char *dst,
509 xbt_dynar_t *route, double *latency)
511 XBT_DEBUG("Solve route/latency \"%s\" to \"%s\"", src, dst);
512 xbt_assert(src && dst, "bad parameters for \"_get_route_latency\" method");
514 routing_component_t common_father;
515 routing_component_t src_father;
516 routing_component_t dst_father;
517 elements_father(src, dst, &common_father, &src_father, &dst_father);
519 if (src_father == dst_father) { /* SURF_ROUTING_BASE */
521 route_extended_t e_route = NULL;
523 e_route = common_father->get_route(common_father, src, dst);
524 xbt_assert(e_route, "no route between \"%s\" and \"%s\"", src, dst);
525 *route = e_route->generic_route.link_list;
528 *latency = common_father->get_latency(common_father, src, dst, e_route);
529 xbt_assert(*latency >= 0.0,
530 "latency error on route between \"%s\" and \"%s\"", src, dst);
533 xbt_free(e_route->src_gateway);
534 xbt_free(e_route->dst_gateway);
538 } else { /* SURF_ROUTING_RECURSIVE */
540 route_extended_t e_route_bypass = NULL;
541 if (common_father->get_bypass_route)
542 e_route_bypass = common_father->get_bypass_route(common_father, src, dst);
544 xbt_assert(!latency || !e_route_bypass,
545 "Bypass cannot work yet with get_latency");
547 route_extended_t e_route_cnt = e_route_bypass
549 : common_father->get_route(common_father,
550 src_father->name, dst_father->name);
552 xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"",
553 src_father->name, dst_father->name);
555 xbt_assert((e_route_cnt->src_gateway == NULL) ==
556 (e_route_cnt->dst_gateway == NULL),
557 "bad gateway for route between \"%s\" and \"%s\"", src, dst);
560 *route = xbt_dynar_new(global_routing->size_of_link, NULL);
563 *latency = common_father->get_latency(common_father,
564 src_father->name, dst_father->name,
566 xbt_assert(*latency >= 0.0,
567 "latency error on route between \"%s\" and \"%s\"",
568 src_father->name, dst_father->name);
574 if (strcmp(src, e_route_cnt->src_gateway)) {
576 xbt_dynar_t route_src;
578 _get_route_latency(src, e_route_cnt->src_gateway,
579 (route ? &route_src : NULL),
580 (latency ? &latency_src : NULL));
582 xbt_assert(route_src, "no route between \"%s\" and \"%s\"",
583 src, e_route_cnt->src_gateway);
584 xbt_dynar_foreach(route_src, cpt, link) {
585 xbt_dynar_push(*route, &link);
587 xbt_dynar_free(&route_src);
590 xbt_assert(latency_src >= 0.0,
591 "latency error on route between \"%s\" and \"%s\"",
592 src, e_route_cnt->src_gateway);
593 *latency += latency_src;
598 xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
599 xbt_dynar_push(*route, &link);
603 if (strcmp(e_route_cnt->dst_gateway, dst)) {
605 xbt_dynar_t route_dst;
607 _get_route_latency(e_route_cnt->dst_gateway, dst,
608 (route ? &route_dst : NULL),
609 (latency ? &latency_dst : NULL));
611 xbt_assert(route_dst, "no route between \"%s\" and \"%s\"",
612 e_route_cnt->dst_gateway, dst);
613 xbt_dynar_foreach(route_dst, cpt, link) {
614 xbt_dynar_push(*route, &link);
616 xbt_dynar_free(&route_dst);
619 xbt_assert(latency_dst >= 0.0,
620 "latency error on route between \"%s\" and \"%s\"",
621 e_route_cnt->dst_gateway, dst);
622 *latency += latency_dst;
626 generic_free_extended_route(e_route_cnt);
631 * \brief Generic function for get_route, get_route_no_cleanup, and get_latency
633 static void get_route_latency(const char *src, const char *dst,
634 xbt_dynar_t *route, double *latency, int cleanup)
636 _get_route_latency(src, dst, route, latency);
637 xbt_assert(!route || *route, "no route between \"%s\" and \"%s\"", src, dst);
638 xbt_assert(!latency || *latency >= 0.0,
639 "latency error on route between \"%s\" and \"%s\"", src, dst);
641 xbt_dynar_free(&global_routing->last_route);
642 global_routing->last_route = cleanup ? *route : NULL;
647 * \brief Generic method: find a route between hosts
649 * \param src the source host name
650 * \param dst the destination host name
652 * walk through the routing components tree and find a route between hosts
653 * by calling the differents "get_route" functions in each routing component.
654 * No need to free the returned dynar. It will be freed at the next call.
656 static xbt_dynar_t get_route(const char *src, const char *dst)
658 xbt_dynar_t route = NULL;
659 get_route_latency(src, dst, &route, NULL, 1);
664 * \brief Generic method: find a route between hosts
666 * \param src the source host name
667 * \param dst the destination host name
669 * same as get_route, but return NULL if any exception is raised.
671 static xbt_dynar_t get_route_or_null(const char *src, const char *dst)
673 xbt_dynar_t route = NULL;
676 get_route_latency(src, dst, &route, NULL, 1);
678 xbt_ex_free(exception);
685 * \brief Generic method: find a route between hosts
687 * \param src the source host name
688 * \param dst the destination host name
690 * walk through the routing components tree and find a route between hosts
691 * by calling the differents "get_route" functions in each routing component.
692 * Leaves the caller the responsability to clean the returned dynar.
694 static xbt_dynar_t get_route_no_cleanup(const char *src, const char *dst)
696 xbt_dynar_t route = NULL;
697 get_route_latency(src, dst, &route, NULL, 0);
702 static double get_latency(const char *src, const char *dst)
704 double latency = -1.0;
705 get_route_latency(src, dst, NULL, &latency, 0);
709 static int surf_parse_models_setup_already_called=0;
710 /* Call the last initialization functions, that must be called after the
711 * <config> tag, if any, and before the first of cluster|peer|AS|trace|trace_connect
713 void surf_parse_models_setup()
715 if (surf_parse_models_setup_already_called)
717 surf_parse_models_setup_already_called=1;
718 surf_config_models_setup();
723 * \brief Recursive function for finalize
725 * \param rc the source host name
727 * This fuction is call by "finalize". It allow to finalize the
728 * AS or routing components. It delete all the structures.
730 static void _finalize(routing_component_t rc)
733 xbt_dict_cursor_t cursor = NULL;
735 routing_component_t elem;
736 xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
739 xbt_dict_t tmp_sons = rc->routing_sons;
740 char *tmp_name = rc->name;
741 xbt_dict_free(&tmp_sons);
743 xbt_assert(rc->finalize, "no defined method \"finalize\" in \"%s\"",
744 current_routing->name);
745 (*(rc->finalize)) (rc);
750 * \brief Generic method: delete all the routing structures
752 * walk through the routing components tree and delete the structures
753 * by calling the differents "finalize" functions in each routing component
755 static void finalize(void)
757 /* delete recursively all the tree */
758 _finalize(global_routing->root);
759 /* delete last_route */
760 xbt_dynar_free(&(global_routing->last_route));
761 /* delete global routing structure */
762 xbt_free(global_routing);
763 /* make sure that we will reinit the models while loading the platf once reinited -- HACK but there is no proper surf_routing_init() */
764 surf_parse_models_setup_already_called = 0;
767 static xbt_dynar_t recursive_get_onelink_routes(routing_component_t rc)
769 xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
771 //adding my one link routes
774 xbt_dynar_t onelink_mine = rc->get_onelink_routes(rc);
776 xbt_dynar_foreach(onelink_mine, cpt, link) {
777 xbt_dynar_push(ret, &link);
782 xbt_dict_cursor_t cursor = NULL;
783 routing_component_t rc_child;
784 xbt_dict_foreach(rc->routing_sons, cursor, key, rc_child) {
785 xbt_dynar_t onelink_child = recursive_get_onelink_routes(rc_child);
787 xbt_dynar_foreach(onelink_child, cpt, link) {
788 xbt_dynar_push(ret, &link);
795 static xbt_dynar_t get_onelink_routes(void)
797 return recursive_get_onelink_routes(global_routing->root);
800 e_surf_network_element_type_t get_network_element_type(const char
803 network_element_info_t rc = NULL;
805 rc = xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
806 if(rc) return rc->rc_type;
808 rc = xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
809 if(rc) return rc->rc_type;
811 return SURF_NETWORK_ELEMENT_NULL;
815 * \brief Generic method: create the global routing schema
817 * Make a global routing structure and set all the parsing functions.
819 void routing_model_create(size_t size_of_links, void *loopback, double_f_cpvoid_t get_link_latency_fun)
821 /* config the uniq global routing */
822 global_routing = xbt_new0(s_routing_global_t, 1);
823 global_routing->root = NULL;
824 global_routing->get_route = get_route;
825 global_routing->get_route_or_null = get_route_or_null;
826 global_routing->get_latency = get_latency;
827 global_routing->get_route_no_cleanup = get_route_no_cleanup;
828 global_routing->get_onelink_routes = get_onelink_routes;
829 global_routing->get_route_latency = get_route_latency;
830 global_routing->get_network_element_type = get_network_element_type;
831 global_routing->finalize = finalize;
832 global_routing->loopback = loopback;
833 global_routing->size_of_link = size_of_links;
834 global_routing->last_route = NULL;
835 get_link_latency = get_link_latency_fun;
836 /* no current routing at moment */
837 current_routing = NULL;
840 void routing_register_callbacks() {
841 sg_platf_host_add_cb(parse_S_host);
842 sg_platf_router_add_cb(parse_S_router);
844 surfxml_add_callback(STag_surfxml_random_cb_list, &routing_parse_Srandom);
846 surfxml_add_callback(STag_surfxml_route_cb_list,
847 &parse_S_route_new_and_endpoints_XML);
848 surfxml_add_callback(STag_surfxml_ASroute_cb_list,
849 &parse_S_ASroute_new_and_endpoints);
850 surfxml_add_callback(STag_surfxml_bypassRoute_cb_list,
851 &parse_S_bypassRoute_new_and_endpoints);
853 surfxml_add_callback(ETag_surfxml_link_ctn_cb_list, &routing_parse_link_ctn);
855 surfxml_add_callback(ETag_surfxml_route_cb_list,
856 &parse_E_route_store_route);
857 surfxml_add_callback(ETag_surfxml_ASroute_cb_list,
858 &parse_E_ASroute_store_route);
859 surfxml_add_callback(ETag_surfxml_bypassRoute_cb_list,
860 &parse_E_bypassRoute_store_route);
862 surfxml_add_callback(STag_surfxml_cluster_cb_list,
863 &routing_parse_Scluster);
865 sg_platf_peer_add_cb(routing_parse_Speer); // FIXME: inline in the sg_platf_new_peer instead
866 sg_platf_postparse_add_cb(clean_routing_after_parse);
869 instr_routing_define_callbacks();
873 /* ************************************************** */
874 /* ********** PATERN FOR NEW ROUTING **************** */
876 /* The minimal configuration of a new routing model need the next functions,
877 * also you need to set at the start of the file, the new model in the model
878 * list. Remember keep the null ending of the list.
880 /*** Routing model structure ***/
882 // s_routing_component_t generic_routing;
883 // /* things that your routing model need */
884 // } s_routing_component_NEW_t,*routing_component_NEW_t;
886 /*** Parse routing model functions ***/
887 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
888 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
889 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
890 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
891 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
893 /*** Business methods ***/
894 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
895 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
896 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
898 /*** Creation routing model functions ***/
899 // static void* model_NEW_create(void) {
900 // routing_component_NEW_t new_component = xbt_new0(s_routing_component_NEW_t,1);
901 // new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
902 // new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
903 // new_component->generic_routing.set_route = model_NEW_set_route;
904 // new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
905 // new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
906 // new_component->generic_routing.get_route = NEW_get_route;
907 // new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
908 // new_component->generic_routing.finalize = NEW_finalize;
909 // /* initialization of internal structures */
910 // return new_component;
912 // static void model_NEW_load(void) {} /* mandatory */
913 // static void model_NEW_unload(void) {} /* mandatory */
914 // static void model_NEW_end(void) {} /* mandatory */
916 /* ************************************************************************** */
917 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
919 void generic_set_processing_unit(routing_component_t rc,
922 XBT_DEBUG("Load process unit \"%s\"", name);
923 int *id = xbt_new0(int, 1);
924 xbt_dict_t _to_index;
925 _to_index = current_routing->to_index;
926 *id = xbt_dict_length(_to_index);
927 xbt_dict_set(_to_index, name, id, xbt_free);
930 void generic_set_autonomous_system(routing_component_t rc,
933 XBT_DEBUG("Load Autonomous system \"%s\"", name);
934 int *id = xbt_new0(int, 1);
935 xbt_dict_t _to_index;
936 _to_index = current_routing->to_index;
937 *id = xbt_dict_length(_to_index);
938 xbt_dict_set(_to_index, name, id, xbt_free);
941 int surf_pointer_resource_cmp(const void *a, const void *b)
946 int surf_link_resource_cmp(const void *a, const void *b)
948 return !!memcmp(a,b,global_routing->size_of_link);
951 void generic_set_bypassroute(routing_component_t rc,
952 const char *src, const char *dst,
953 route_extended_t e_route)
955 XBT_DEBUG("Load bypassRoute from \"%s\" to \"%s\"", src, dst);
956 xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
959 route_name = bprintf("%s#%s", src, dst);
960 xbt_assert(xbt_dynar_length(e_route->generic_route.link_list) > 0,
961 "Invalid count of links, must be greater than zero (%s,%s)",
963 xbt_assert(!xbt_dict_get_or_null(dict_bypassRoutes, route_name),
964 "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exists",
965 src, e_route->src_gateway, dst, e_route->dst_gateway);
967 route_extended_t new_e_route =
968 generic_new_extended_route(SURF_ROUTING_RECURSIVE, e_route, 0);
969 xbt_dynar_free(&(e_route->generic_route.link_list));
972 xbt_dict_set(dict_bypassRoutes, route_name, new_e_route,
973 (void (*)(void *)) generic_free_extended_route);
974 xbt_free(route_name);
977 /* ************************************************************************** */
978 /* *********************** GENERIC BUSINESS METHODS ************************* */
980 double generic_get_link_latency(routing_component_t rc,
981 const char *src, const char *dst,
982 route_extended_t route)
984 int need_to_clean = route?0:1;
987 double latency = 0.0;
989 route = route?route:rc->get_route(rc,src,dst);
991 xbt_dynar_foreach(route->generic_route.link_list,i,link) {
992 latency += get_link_latency(link);
994 if(need_to_clean) generic_free_extended_route(route);
998 xbt_dynar_t generic_get_onelink_routes(routing_component_t rc)
1000 xbt_die("\"generic_get_onelink_routes\" not implemented yet");
1003 route_extended_t generic_get_bypassroute(routing_component_t rc,
1007 xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
1008 routing_component_t src_as, dst_as;
1009 int index_src, index_dst;
1010 xbt_dynar_t path_src = NULL;
1011 xbt_dynar_t path_dst = NULL;
1012 routing_component_t current = NULL;
1013 routing_component_t *current_src = NULL;
1014 routing_component_t *current_dst = NULL;
1016 /* (1) find the as where the src and dst are located */
1017 void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
1018 void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
1019 if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
1020 if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
1022 if(src_data == NULL || dst_data == NULL)
1023 xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
1024 src, dst, rc->name);
1026 src_as = ((network_element_info_t)src_data)->rc_component;
1027 dst_as = ((network_element_info_t)dst_data)->rc_component;
1029 /* (2) find the path to the root routing component */
1030 path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
1032 while (current != NULL) {
1033 xbt_dynar_push(path_src, ¤t);
1034 current = current->routing_father;
1036 path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
1038 while (current != NULL) {
1039 xbt_dynar_push(path_dst, ¤t);
1040 current = current->routing_father;
1043 /* (3) find the common father */
1044 index_src = path_src->used - 1;
1045 index_dst = path_dst->used - 1;
1046 current_src = xbt_dynar_get_ptr(path_src, index_src);
1047 current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
1048 while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
1049 xbt_dynar_pop_ptr(path_src);
1050 xbt_dynar_pop_ptr(path_dst);
1053 current_src = xbt_dynar_get_ptr(path_src, index_src);
1054 current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
1057 int max_index_src = path_src->used - 1;
1058 int max_index_dst = path_dst->used - 1;
1060 int max_index = max(max_index_src, max_index_dst);
1063 route_extended_t e_route_bypass = NULL;
1065 for (max = 0; max <= max_index; max++) {
1066 for (i = 0; i < max; i++) {
1067 if (i <= max_index_src && max <= max_index_dst) {
1068 char *route_name = bprintf("%s#%s",
1069 (*(routing_component_t *)
1071 (path_src, i)))->name,
1072 (*(routing_component_t *)
1074 (path_dst, max)))->name);
1076 xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1077 xbt_free(route_name);
1081 if (max <= max_index_src && i <= max_index_dst) {
1082 char *route_name = bprintf("%s#%s",
1083 (*(routing_component_t *)
1085 (path_src, max)))->name,
1086 (*(routing_component_t *)
1088 (path_dst, i)))->name);
1090 xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1091 xbt_free(route_name);
1100 if (max <= max_index_src && max <= max_index_dst) {
1101 char *route_name = bprintf("%s#%s",
1102 (*(routing_component_t *)
1104 (path_src, max)))->name,
1105 (*(routing_component_t *)
1107 (path_dst, max)))->name);
1108 e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1109 xbt_free(route_name);
1115 xbt_dynar_free(&path_src);
1116 xbt_dynar_free(&path_dst);
1118 route_extended_t new_e_route = NULL;
1120 if (e_route_bypass) {
1122 unsigned int cpt = 0;
1123 new_e_route = xbt_new0(s_route_extended_t, 1);
1124 new_e_route->src_gateway = xbt_strdup(e_route_bypass->src_gateway);
1125 new_e_route->dst_gateway = xbt_strdup(e_route_bypass->dst_gateway);
1126 new_e_route->generic_route.link_list =
1127 xbt_dynar_new(global_routing->size_of_link, NULL);
1128 xbt_dynar_foreach(e_route_bypass->generic_route.link_list, cpt, link) {
1129 xbt_dynar_push(new_e_route->generic_route.link_list, &link);
1136 /* ************************************************************************** */
1137 /* ************************* GENERIC AUX FUNCTIONS ************************** */
1140 generic_new_route(e_surf_routing_hierarchy_t hierarchy,
1141 void *data, int order)
1147 xbt_dynar_t links = NULL, links_id = NULL;
1149 new_route = xbt_new0(s_route_t, 1);
1150 new_route->link_list =
1151 xbt_dynar_new(global_routing->size_of_link, NULL);
1153 xbt_assert(hierarchy == SURF_ROUTING_BASE,
1154 "the hierarchy type is not SURF_ROUTING_BASE");
1156 links = ((route_t) data)->link_list;
1159 links_id = new_route->link_list;
1161 xbt_dynar_foreach(links, cpt, link_name) {
1164 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1167 xbt_dynar_push(links_id, &link);
1169 xbt_dynar_unshift(links_id, &link);
1171 THROWF(mismatch_error, 0, "Link %s not found", link_name);
1178 generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy,
1179 void *data, int order)
1183 route_extended_t e_route, new_e_route;
1186 xbt_dynar_t links = NULL, links_id = NULL;
1188 new_e_route = xbt_new0(s_route_extended_t, 1);
1189 new_e_route->generic_route.link_list =
1190 xbt_dynar_new(global_routing->size_of_link, NULL);
1191 new_e_route->src_gateway = NULL;
1192 new_e_route->dst_gateway = NULL;
1194 xbt_assert(hierarchy == SURF_ROUTING_BASE
1195 || hierarchy == SURF_ROUTING_RECURSIVE,
1196 "the hierarchy type is not defined");
1198 if (hierarchy == SURF_ROUTING_BASE) {
1200 route = (route_t) data;
1201 links = route->link_list;
1203 } else if (hierarchy == SURF_ROUTING_RECURSIVE) {
1205 e_route = (route_extended_t) data;
1206 xbt_assert(e_route->src_gateway
1207 && e_route->dst_gateway, "bad gateway, is null");
1208 links = e_route->generic_route.link_list;
1210 /* remeber not erase the gateway names */
1211 new_e_route->src_gateway = strdup(e_route->src_gateway);
1212 new_e_route->dst_gateway = strdup(e_route->dst_gateway);
1215 links_id = new_e_route->generic_route.link_list;
1217 xbt_dynar_foreach(links, cpt, link_name) {
1220 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1223 xbt_dynar_push(links_id, &link);
1225 xbt_dynar_unshift(links_id, &link);
1227 THROWF(mismatch_error, 0, "Link %s not found", link_name);
1233 void generic_free_route(route_t route)
1236 xbt_dynar_free(&(route->link_list));
1241 void generic_free_extended_route(route_extended_t e_route)
1244 xbt_dynar_free(&(e_route->generic_route.link_list));
1245 if (e_route->src_gateway)
1246 xbt_free(e_route->src_gateway);
1247 if (e_route->dst_gateway)
1248 xbt_free(e_route->dst_gateway);
1253 static routing_component_t generic_as_exist(routing_component_t find_from,
1254 routing_component_t to_find)
1256 //return to_find; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
1257 xbt_dict_cursor_t cursor = NULL;
1260 routing_component_t elem;
1261 xbt_dict_foreach(find_from->routing_sons, cursor, key, elem) {
1262 if (to_find == elem || generic_as_exist(elem, to_find)) {
1273 generic_autonomous_system_exist(routing_component_t rc, char *element)
1275 //return rc; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
1276 routing_component_t element_as, result, elem;
1277 xbt_dict_cursor_t cursor = NULL;
1279 element_as = ((network_element_info_t)
1280 xbt_lib_get_or_null(as_router_lib, element, ROUTING_ASR_LEVEL))->rc_component;
1281 result = ((routing_component_t) - 1);
1282 if (element_as != rc)
1283 result = generic_as_exist(rc, element_as);
1287 xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
1288 found = !strcmp(elem->name, element);
1299 generic_processing_units_exist(routing_component_t rc, char *element)
1301 routing_component_t element_as;
1302 element_as = ((network_element_info_t)
1303 xbt_lib_get_or_null(host_lib,
1304 element, ROUTING_HOST_LEVEL))->rc_component;
1305 if (element_as == rc)
1307 return generic_as_exist(rc, element_as);
1310 void generic_src_dst_check(routing_component_t rc, const char *src,
1314 void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
1315 void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
1316 if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
1317 if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
1319 if(src_data == NULL || dst_data == NULL)
1320 xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
1321 src, dst, rc->name);
1323 routing_component_t src_as = ((network_element_info_t)src_data)->rc_component;
1324 routing_component_t dst_as = ((network_element_info_t)dst_data)->rc_component;
1326 if(src_as != dst_as)
1327 xbt_die("The src(%s in %s) and dst(%s in %s) are in differents AS",
1328 src, src_as->name, dst, dst_as->name);
1330 xbt_die("The routing component of src'%s' and dst'%s' is not the same as the network elements belong (%s?=%s?=%s)",
1331 src,dst,src_as->name, dst_as->name,rc->name);
1334 void routing_parse_Scluster(void) {
1335 char *host_id, *groups, *link_id = NULL;
1337 s_sg_platf_host_cbarg_t host;
1338 s_sg_platf_link_cbarg_t link;
1340 if( strcmp(struct_cluster->availability_trace,"")
1341 || strcmp(struct_cluster->state_trace,"") )
1343 if(xbt_dict_size(patterns)==0)
1344 patterns = xbt_dict_new();
1345 xbt_dict_set(patterns,"id",xbt_strdup(struct_cluster->id),free);
1346 xbt_dict_set(patterns,"prefix",xbt_strdup(struct_cluster->prefix),free);
1347 xbt_dict_set(patterns,"suffix",xbt_strdup(struct_cluster->suffix),free);
1352 xbt_dynar_t radical_elements;
1353 xbt_dynar_t radical_ends;
1355 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", struct_cluster->id);
1356 sg_platf_new_AS_open(struct_cluster->id,"Cluster");
1359 radical_elements = xbt_str_split(struct_cluster->radical, ",");
1360 xbt_dynar_foreach(radical_elements, iter, groups) {
1361 memset(&host,0,sizeof(host));
1363 radical_ends = xbt_str_split(groups, "-");
1364 switch (xbt_dynar_length(radical_ends)) {
1366 start=surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
1367 host_id = bprintf("%s%d%s", struct_cluster->prefix, start, struct_cluster->suffix);
1368 link_id = bprintf("%s_link_%d", struct_cluster->id, start);
1370 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, struct_cluster->power);
1372 if(strcmp(struct_cluster->availability_trace,"")){
1373 xbt_dict_set(patterns, "radical", bprintf("%d", start), xbt_free);
1374 char* tmp_availability_file = xbt_strdup(struct_cluster->availability_trace);
1375 xbt_str_varsubst(tmp_availability_file,patterns);
1376 XBT_DEBUG("\tavailability_file=\"%s\"",tmp_availability_file);
1377 host.power_trace = tmgr_trace_new(tmp_availability_file);
1378 xbt_free(tmp_availability_file);
1382 XBT_DEBUG("\tavailability_file=\"\"");
1384 if(strcmp(struct_cluster->state_trace,"")){
1385 char *tmp_state_file = xbt_strdup(struct_cluster->state_trace);
1386 xbt_str_varsubst(tmp_state_file,patterns);
1387 XBT_DEBUG("\tstate_file=\"%s\"",tmp_state_file);
1388 host.state_trace = tmgr_trace_new(tmp_state_file);
1389 xbt_free(tmp_state_file);
1393 XBT_DEBUG("\tstate_file=\"\"");
1396 host.power_peak = struct_cluster->power;
1397 host.power_scale = 1.0;
1398 host.core_amount = struct_cluster->core_amount;
1399 host.initial_state = SURF_RESOURCE_ON;
1401 sg_platf_new_host(&host);
1402 XBT_DEBUG("</host>");
1405 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,struct_cluster->bw, struct_cluster->lat);
1407 memset(&link,0,sizeof(link));
1409 link.bandwidth = struct_cluster->bw;
1410 link.latency = struct_cluster->lat;
1411 link.state = SURF_RESOURCE_ON;
1413 switch (struct_cluster->sharing_policy) {
1414 case A_surfxml_cluster_sharing_policy_FATPIPE:
1415 link.policy = SURF_LINK_FATPIPE;
1417 case A_surfxml_cluster_sharing_policy_FULLDUPLEX:
1418 link.policy = SURF_LINK_FULLDUPLEX;
1421 link.policy = SURF_LINK_SHARED;
1424 sg_platf_new_link(&link);
1426 surf_parsing_link_up_down_t info = xbt_new0(s_surf_parsing_link_up_down_t, 1);
1427 if (struct_cluster->sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX){
1428 char* tmp_link = bprintf("%s_UP",link_id);
1429 info->link_up = xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
1431 tmp_link = bprintf("%s_DOWN",link_id);
1432 info->link_down = xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
1436 info->link_up = xbt_lib_get_or_null(link_lib, link_id, SURF_LINK_LEVEL);
1437 info->link_down = info->link_up;
1439 surf_routing_cluster_add_link(host_id,info);
1447 start=surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
1448 end= surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
1449 for (i = start; i <= end; i++) {
1450 host_id = bprintf("%s%d%s", struct_cluster->prefix, i, struct_cluster->suffix);
1451 link_id = bprintf("%s_link_%d", struct_cluster->id, i);
1453 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, struct_cluster->power);
1455 if(strcmp(struct_cluster->availability_trace,"")){
1456 xbt_dict_set(patterns, "radical", bprintf("%d", i), xbt_free);
1457 char* tmp_availability_file = xbt_strdup(struct_cluster->availability_trace);
1458 xbt_str_varsubst(tmp_availability_file,patterns);
1459 XBT_DEBUG("\tavailability_file=\"%s\"",tmp_availability_file);
1460 host.power_trace = tmgr_trace_new(tmp_availability_file);
1461 xbt_free(tmp_availability_file);
1465 XBT_DEBUG("\tavailability_file=\"\"");
1467 if(strcmp(struct_cluster->state_trace,"")){
1468 char *tmp_state_file = xbt_strdup(struct_cluster->state_trace);
1469 xbt_str_varsubst(tmp_state_file,patterns);
1470 XBT_DEBUG("\tstate_file=\"%s\"",tmp_state_file);
1471 host.state_trace = tmgr_trace_new(tmp_state_file);
1472 xbt_free(tmp_state_file);
1476 XBT_DEBUG("\tstate_file=\"\"");
1479 host.power_peak = struct_cluster->power;
1480 host.power_scale = 1.0;
1481 host.core_amount = struct_cluster->core_amount;
1482 host.initial_state = SURF_RESOURCE_ON;
1484 sg_platf_new_host(&host);
1485 XBT_DEBUG("</host>");
1487 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,struct_cluster->bw, struct_cluster->lat);
1489 memset(&link,0,sizeof(link));
1491 link.bandwidth = struct_cluster->bw;
1492 link.latency = struct_cluster->lat;
1493 link.state = SURF_RESOURCE_ON;
1495 switch (struct_cluster->sharing_policy) {
1496 case A_surfxml_cluster_sharing_policy_SHARED:
1497 link.policy = SURF_LINK_SHARED;
1499 case A_surfxml_cluster_sharing_policy_FULLDUPLEX:
1500 link.policy = SURF_LINK_FULLDUPLEX;
1502 case A_surfxml_cluster_sharing_policy_FATPIPE:
1503 link.policy = SURF_LINK_FATPIPE;
1506 surf_parse_error(bprintf("Invalid cluster sharing policy for cluster %s",struct_cluster->id));
1508 sg_platf_new_link(&link);
1510 surf_parsing_link_up_down_t info = xbt_new0(s_surf_parsing_link_up_down_t, 1);
1511 if (link.policy == SURF_LINK_FULLDUPLEX) {
1512 char* tmp_link = bprintf("%s_UP",link_id);
1513 info->link_up = xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
1515 tmp_link = bprintf("%s_DOWN",link_id);
1516 info->link_down = xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
1520 info->link_up = xbt_lib_get_or_null(link_lib, link_id, SURF_LINK_LEVEL);
1521 info->link_down = info->link_up;
1523 surf_routing_cluster_add_link(host_id,info);
1532 XBT_DEBUG("Malformed radical");
1536 xbt_dynar_free(&radical_ends);
1538 xbt_dynar_free(&radical_elements);
1540 // Add a router. It is magically used thanks to the way in which surf_routing_cluster is written, and it's very useful to connect clusters together
1542 XBT_DEBUG("<router id=\"%s\"/>", struct_cluster->router_id);
1543 s_sg_platf_router_cbarg_t router;
1545 memset(&router,0,sizeof(router));
1546 router.id = struct_cluster->router_id;
1548 if (!router.id || !strcmp(router.id,""))
1549 router.id = newid = bprintf("%s%s_router%s", struct_cluster->prefix, struct_cluster->id, struct_cluster->suffix);
1550 sg_platf_new_router(&router);
1555 if( (struct_cluster->bb_bw!= 0) && (struct_cluster->bb_lat!=0) ){
1556 char *link_backbone = bprintf("%s_backbone", struct_cluster->id);
1557 XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link_backbone,struct_cluster->bb_bw, struct_cluster->bb_lat);
1559 memset(&link,0,sizeof(link));
1560 link.id = link_backbone;
1561 link.bandwidth = struct_cluster->bb_bw;
1562 link.latency = struct_cluster->bb_lat;
1563 link.state = SURF_RESOURCE_ON;
1565 switch (struct_cluster->bb_sharing_policy) {
1566 case A_surfxml_cluster_bb_sharing_policy_FATPIPE:
1567 link.policy = SURF_LINK_FATPIPE;
1569 case A_surfxml_cluster_bb_sharing_policy_SHARED:
1570 link.policy = SURF_LINK_SHARED;
1573 surf_parse_error(bprintf("Invalid bb sharing policy in cluster %s",struct_cluster->id));
1576 sg_platf_new_link(&link);
1578 surf_parsing_link_up_down_t info = xbt_new0(s_surf_parsing_link_up_down_t, 1);
1579 info->link_up = xbt_lib_get_or_null(link_lib, link_backbone, SURF_LINK_LEVEL);
1580 info->link_down = info->link_up;
1581 surf_routing_cluster_add_link(struct_cluster->id, info);
1583 free(link_backbone);
1588 char *new_suffix = xbt_strdup("");
1590 radical_elements = xbt_str_split(struct_cluster->suffix, ".");
1591 xbt_dynar_foreach(radical_elements, iter, groups) {
1592 if (strcmp(groups, "")) {
1593 char *old_suffix = new_suffix;
1594 new_suffix = bprintf("%s\\.%s", old_suffix, groups);
1599 xbt_dynar_free(&radical_elements);
1600 xbt_free(new_suffix);
1602 if( strcmp(struct_cluster->availability_trace,"")
1603 || strcmp(struct_cluster->state_trace,"") )
1604 xbt_dict_free(&patterns);
1607 sg_platf_new_AS_close();
1611 * This function take a string and replace parameters from patterns dict.
1612 * It returns the new value.
1614 static char* replace_random_parameter(char * string)
1616 char *test_string = NULL;
1618 if(xbt_dict_size(random_value)==0)
1621 string = xbt_str_varsubst(string, patterns); // for patterns of cluster
1622 test_string = bprintf("${%s}", string);
1623 test_string = xbt_str_varsubst(test_string,random_value); //Add ${xxxxx} for random Generator
1625 if (strcmp(test_string,"")) { //if not empty, keep this value.
1627 string = test_string;
1628 } //In other case take old value (without ${})
1634 static void clean_routing_after_parse(void)
1636 xbt_dict_free(&random_value);
1637 xbt_dict_free(&patterns);
1640 static void routing_parse_Speer(sg_platf_peer_cbarg_t peer)
1642 static int AX_ptr = 0;
1643 char *host_id = NULL;
1644 char *router_id, *link_router, *link_backbone, *link_id_up, *link_id_down;
1646 static unsigned int surfxml_buffer_stack_stack_ptr = 1;
1647 static unsigned int surfxml_buffer_stack_stack[1024];
1649 surfxml_buffer_stack_stack[0] = 0;
1651 surfxml_bufferstack_push(1);
1653 XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", peer->id);
1654 sg_platf_new_AS_open(peer->id, "Full");
1657 host_id = HOST_PEER(peer->id);
1658 router_id = ROUTER_PEER(peer->id);
1659 link_id_up = LINK_UP_PEER(peer->id);
1660 link_id_down = LINK_DOWN_PEER(peer->id);
1662 link_router = bprintf("%s_link_router", peer->id);
1663 link_backbone = bprintf("%s_backbone", peer->id);
1665 XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->power);
1666 s_sg_platf_host_cbarg_t host;
1667 memset(&host,0,sizeof(host));
1668 host.initial_state = SURF_RESOURCE_ON;
1670 host.power_peak = peer->power;
1671 host.power_scale = 1.0;
1672 host.power_trace = peer->availability_trace;
1673 host.state_trace = peer->state_trace;
1674 host.core_amount = 1;
1675 sg_platf_new_host(&host);
1678 XBT_DEBUG("<router id=\"%s\"\tcoordinates=\"%s\"/>", router_id, peer->coord);
1679 s_sg_platf_router_cbarg_t router;
1680 memset(&router,0,sizeof(router));
1681 router.id = router_id;
1682 router.coord = peer->coord;
1683 sg_platf_new_router(&router);
1685 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id_up, peer->bw_in, peer->lat);
1686 s_sg_platf_link_cbarg_t link;
1687 memset(&link,0,sizeof(link));
1688 link.state = SURF_RESOURCE_ON;
1689 link.policy = SURF_LINK_SHARED;
1690 link.id = link_id_up;
1691 link.bandwidth = peer->bw_in;
1692 link.latency = peer->lat;
1693 sg_platf_new_link(&link);
1695 // FIXME: dealing with full duplex is not the role of this piece of code, I'd say [Mt]
1696 // Instead, it should be created fullduplex, and the models will do what's needed in this case
1697 XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id_down, peer->bw_out, peer->lat);
1698 link.id = link_id_down;
1699 sg_platf_new_link(&link);
1704 XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", host_id, router_id);
1705 XBT_DEBUG("symmetrical=\"NO\">");
1706 SURFXML_BUFFER_SET(route_src, host_id);
1707 SURFXML_BUFFER_SET(route_dst, router_id);
1708 A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1709 SURFXML_START_TAG(route);
1711 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_up);
1712 SURFXML_BUFFER_SET(link_ctn_id, link_id_up);
1713 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1714 SURFXML_START_TAG(link_ctn);
1715 SURFXML_END_TAG(link_ctn);
1717 XBT_DEBUG("</route>");
1718 SURFXML_END_TAG(route);
1721 XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, host_id);
1722 XBT_DEBUG("symmetrical=\"NO\">");
1723 SURFXML_BUFFER_SET(route_src, router_id);
1724 SURFXML_BUFFER_SET(route_dst, host_id);
1725 A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1726 SURFXML_START_TAG(route);
1728 XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_down);
1729 SURFXML_BUFFER_SET(link_ctn_id, link_id_down);
1730 A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1731 SURFXML_START_TAG(link_ctn);
1732 SURFXML_END_TAG(link_ctn);
1734 XBT_DEBUG("</route>");
1735 SURFXML_END_TAG(route);
1738 sg_platf_new_AS_close();
1741 //xbt_dynar_free(&tab_elements_num);
1745 free(link_backbone);
1748 surfxml_bufferstack_pop(1);
1751 static void routing_parse_Srandom(void)
1753 double mean, std, min, max, seed;
1754 char *random_id = A_surfxml_random_id;
1755 char *random_radical = A_surfxml_random_radical;
1756 char *rd_name = NULL;
1758 mean = surf_parse_get_double(A_surfxml_random_mean);
1759 std = surf_parse_get_double(A_surfxml_random_std_deviation);
1760 min = surf_parse_get_double(A_surfxml_random_min);
1761 max = surf_parse_get_double(A_surfxml_random_max);
1762 seed = surf_parse_get_double(A_surfxml_random_seed);
1766 random_data_t random = xbt_new0(s_random_data_t, 1);
1769 xbt_dynar_t radical_elements;
1773 xbt_dynar_t radical_ends;
1775 random->generator = A_surfxml_random_generator;
1776 random->seed = seed;
1780 /* Check user stupidities */
1782 THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
1784 THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean,
1787 THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean,
1790 /* normalize the mean and standard deviation before storing */
1791 random->mean = (mean - min) / (max - min);
1792 random->std = std / (max - min);
1794 if (random->mean * (1 - random->mean) < random->std * random->std)
1795 THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
1796 random->mean, random->std);
1798 XBT_DEBUG("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
1808 if(xbt_dict_size(random_value)==0)
1809 random_value = xbt_dict_new();
1811 if(!strcmp(random_radical,""))
1813 res = random_generate(random);
1814 rd_value = bprintf("%f",res);
1815 xbt_dict_set(random_value, random_id, rd_value, free);
1819 radical_elements = xbt_str_split(random_radical, ",");
1820 xbt_dynar_foreach(radical_elements, iter, groups) {
1821 radical_ends = xbt_str_split(groups, "-");
1822 switch (xbt_dynar_length(radical_ends)) {
1824 xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",random_id);
1825 res = random_generate(random);
1826 tmpbuf = bprintf("%s%d",random_id,atoi(xbt_dynar_getfirst_as(radical_ends,char *)));
1827 xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
1832 start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
1833 end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
1834 for (i = start; i <= end; i++) {
1835 xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",bprintf("%s%d",random_id,i));
1836 res = random_generate(random);
1837 tmpbuf = bprintf("%s%d",random_id,i);
1838 xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
1843 XBT_INFO("Malformed radical");
1846 res = random_generate(random);
1847 rd_name = bprintf("%s_router",random_id);
1848 rd_value = bprintf("%f",res);
1849 xbt_dict_set(random_value, rd_name, rd_value, free);
1851 xbt_dynar_free(&radical_ends);
1854 xbt_dynar_free(&radical_elements);