3 /* Copyright (c) 2004 Arnaud Legrand. All rights reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "network_private.h"
12 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_network, surf,
13 "Logging specific to the SURF network module");
15 surf_network_model_t surf_network_model = NULL;
16 static lmm_system_t network_maxmin_system = NULL;
17 static void (*network_solve) (lmm_system_t) = NULL;
18 xbt_dict_t link_set = NULL;
19 xbt_dict_t network_card_set = NULL;
23 link_CM02_t **routing_table = NULL;
24 int *routing_table_size = NULL;
25 static link_CM02_t loopback = NULL;
27 static void create_routing_table(void)
30 xbt_new0(link_CM02_t *, /*card_number * card_number */ host_number * host_number);
31 routing_table_size = xbt_new0(int, /*card_number * card_number*/ host_number * host_number);
34 static void link_free(void *nw_link)
36 free(((link_CM02_t) nw_link)->name);
40 static link_CM02_t link_new(char *name,
42 tmgr_trace_t bw_trace,
44 tmgr_trace_t lat_trace,
47 tmgr_trace_t state_trace,
48 e_surf_link_sharing_policy_t
49 policy, xbt_dict_t properties)
51 link_CM02_t nw_link = xbt_new0(s_link_CM02_t, 1);
52 xbt_assert1(!xbt_dict_get_or_null(link_set, name),
53 "Link '%s' declared several times in the platform file.", name);
55 nw_link->model = (surf_model_t) surf_network_model;
57 nw_link->bw_current = bw_initial;
60 tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
61 nw_link->lat_current = lat_initial;
64 tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
65 nw_link->state_current = state_initial;
67 nw_link->state_event =
68 tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
71 lmm_constraint_new(network_maxmin_system, nw_link,
74 if (policy == SURF_LINK_FATPIPE)
75 lmm_constraint_shared(nw_link->constraint);
77 nw_link->properties = properties;
79 current_property_set = properties;
81 xbt_dict_set(link_set, name, nw_link, link_free);
86 static void network_card_free(void *nw_card)
88 free(((network_card_CM02_t) nw_card)->name);
92 static int network_card_new(const char *card_name)
94 network_card_CM02_t card =
95 xbt_dict_get_or_null(network_card_set, card_name);
98 card = xbt_new0(s_network_card_CM02_t, 1);
99 card->name = xbt_strdup(card_name);
100 card->id = host_number++;
101 xbt_dict_set(network_card_set, card_name, card, network_card_free);
106 static void route_new(int src_id, int dst_id,
107 link_CM02_t * link_list, int nb_link)
109 ROUTE_SIZE(src_id, dst_id) = nb_link;
110 ROUTE(src_id, dst_id) = link_list =
111 xbt_realloc(link_list, sizeof(link_CM02_t) * nb_link);
114 static void parse_link_init(void)
118 tmgr_trace_t bw_trace;
120 tmgr_trace_t lat_trace;
121 e_surf_link_state_t state_initial_link = SURF_LINK_ON;
122 e_surf_link_sharing_policy_t policy_initial_link = SURF_LINK_SHARED;
123 tmgr_trace_t state_trace;
125 name_link = xbt_strdup(A_surfxml_link_id);
126 surf_parse_get_double(&bw_initial, A_surfxml_link_bandwidth);
127 surf_parse_get_trace(&bw_trace, A_surfxml_link_bandwidth_file);
128 surf_parse_get_double(&lat_initial, A_surfxml_link_latency);
129 surf_parse_get_trace(&lat_trace, A_surfxml_link_latency_file);
131 xbt_assert0((A_surfxml_link_state ==
132 A_surfxml_link_state_ON)
133 || (A_surfxml_link_state ==
134 A_surfxml_link_state_OFF), "Invalid state");
135 if (A_surfxml_link_state == A_surfxml_link_state_ON)
136 state_initial_link = SURF_LINK_ON;
137 else if (A_surfxml_link_state ==
138 A_surfxml_link_state_OFF)
139 state_initial_link = SURF_LINK_OFF;
141 if (A_surfxml_link_sharing_policy ==
142 A_surfxml_link_sharing_policy_SHARED)
143 policy_initial_link = SURF_LINK_SHARED;
144 else if (A_surfxml_link_sharing_policy ==
145 A_surfxml_link_sharing_policy_FATPIPE)
146 policy_initial_link = SURF_LINK_FATPIPE;
148 surf_parse_get_trace(&state_trace, A_surfxml_link_state_file);
150 link_new(name_link, bw_initial, bw_trace,
151 lat_initial, lat_trace, state_initial_link, state_trace,
152 policy_initial_link, xbt_dict_new());
156 static int src_id = -1;
157 static int dst_id = -1;
159 static void parse_route_set_endpoints(void)
161 src_id = network_card_new(A_surfxml_route_src);
162 dst_id = network_card_new(A_surfxml_route_dst);
163 route_action = A_surfxml_route_action;
166 static void parse_route_set_route(void)
169 if (src_id != -1 && dst_id != -1) {
170 name = bprintf("%x#%x",src_id, dst_id);
171 manage_route(route_table, name, route_action, 0);
176 static void add_loopback(void)
179 /* Adding loopback if needed */
180 for (i = 0; i < host_number; i++)
181 if (!ROUTE_SIZE(i, i)) {
183 loopback = link_new(xbt_strdup("__MSG_loopback__"),
184 498000000, NULL, 0.000015, NULL,
186 SURF_LINK_FATPIPE,NULL);
187 ROUTE_SIZE(i, i) = 1;
188 ROUTE(i, i) = xbt_new0(link_CM02_t, 1);
189 ROUTE(i, i)[0] = loopback;
193 static void add_route(void)
197 unsigned int cpt = 0;
198 int link_list_capacity = 0;
199 link_CM02_t *link_list = NULL;
200 xbt_dict_cursor_t cursor = NULL;
201 char *key,*data, *end;
202 const char *sep = "#";
203 xbt_dynar_t links, keys;
205 if (routing_table == NULL) create_routing_table();
207 xbt_dict_foreach(route_table, cursor, key, data) {
210 links = (xbt_dynar_t)data;
211 keys = xbt_str_split_str(key, sep);
213 link_list_capacity = xbt_dynar_length(links);
214 link_list = xbt_new(link_CM02_t, link_list_capacity);
216 src_id = strtol(xbt_dynar_get_as(keys, 0, char*), &end, 16);
217 dst_id = strtol(xbt_dynar_get_as(keys, 1, char*), &end, 16);
218 xbt_dynar_free(&keys);
220 xbt_dynar_foreach (links, cpt, link) {
222 link_list[nb_link++] = xbt_dict_get(link_set, link);
225 RETHROW1("Link %s not found (dict raised this exception: %s)", link);
228 route_new(src_id, dst_id, link_list, nb_link);
232 static void count_hosts(void)
238 static void add_traces(void) {
239 xbt_dict_cursor_t cursor=NULL;
240 char *trace_name,*elm;
242 static int called = 0;
246 /* connect all traces relative to network */
247 xbt_dict_foreach(trace_connect_list_link_avail, cursor, trace_name, elm) {
248 tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
249 link_CM02_t link = xbt_dict_get_or_null(link_set, elm);
251 xbt_assert1(link, "Link %s undefined", elm);
252 xbt_assert1(trace, "Trace %s undefined", trace_name);
254 link->state_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
257 xbt_dict_foreach(trace_connect_list_bandwidth, cursor, trace_name, elm) {
258 tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
259 link_CM02_t link = xbt_dict_get_or_null(link_set, elm);
261 xbt_assert1(link, "Link %s undefined", elm);
262 xbt_assert1(trace, "Trace %s undefined", trace_name);
264 link->bw_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
267 xbt_dict_foreach(trace_connect_list_latency, cursor, trace_name, elm) {
268 tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
269 link_CM02_t link = xbt_dict_get_or_null(link_set, elm);
271 xbt_assert1(link, "Link %s undefined", elm);
272 xbt_assert1(trace, "Trace %s undefined", trace_name);
274 link->lat_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
277 xbt_dict_free(&trace_connect_list_host_avail);
278 xbt_dict_free(&trace_connect_list_power);
279 xbt_dict_free(&trace_connect_list_link_avail);
280 xbt_dict_free(&trace_connect_list_bandwidth);
281 xbt_dict_free(&trace_connect_list_latency);
283 xbt_dict_free(&traces_set_list);
286 static void define_callbacks(const char *file)
288 /* Figuring out the network links */
289 surfxml_add_callback(STag_surfxml_host_cb_list, &count_hosts);
290 surfxml_add_callback(STag_surfxml_link_cb_list, &parse_link_init);
291 surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties);
292 surfxml_add_callback(STag_surfxml_route_cb_list, &parse_route_set_endpoints);
293 surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_route_set_route);
294 surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_traces);
295 surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_route);
296 surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_loopback);
297 surfxml_add_callback(STag_surfxml_set_cb_list, &parse_sets);
298 surfxml_add_callback(STag_surfxml_route_c_multi_cb_list, &parse_route_multi_set_endpoints);
299 surfxml_add_callback(ETag_surfxml_route_c_multi_cb_list, &parse_route_multi_set_route);
300 surfxml_add_callback(STag_surfxml_foreach_cb_list, &parse_foreach);
301 surfxml_add_callback(STag_surfxml_cluster_cb_list, &parse_cluster);
302 surfxml_add_callback(STag_surfxml_trace_cb_list, &parse_trace_init);
303 surfxml_add_callback(ETag_surfxml_trace_cb_list, &parse_trace_finalize);
304 surfxml_add_callback(STag_surfxml_trace_c_connect_cb_list, &parse_trace_c_connect);
307 static void *name_service(const char *name)
309 network_card_CM02_t card = xbt_dict_get_or_null(network_card_set, name);
313 static const char *get_resource_name(void *resource_id)
315 return ((network_card_CM02_t) resource_id)->name;
318 static int resource_used(void *resource_id)
320 return lmm_constraint_used(network_maxmin_system,
321 ((link_CM02_t) resource_id)->
325 static int action_free(surf_action_t action)
328 if (!action->using) {
329 xbt_swag_remove(action, action->state_set);
330 if (((surf_action_network_CM02_t) action)->variable)
331 lmm_variable_free(network_maxmin_system,
332 ((surf_action_network_CM02_t) action)->variable);
339 static void action_use(surf_action_t action)
344 static void action_cancel(surf_action_t action)
349 static void action_recycle(surf_action_t action)
354 static void action_change_state(surf_action_t action,
355 e_surf_action_state_t state)
357 /* if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
358 /* if(((surf_action_network_CM02_t)action)->variable) { */
359 /* lmm_variable_disable(network_maxmin_system, ((surf_action_network_CM02_t)action)->variable); */
360 /* ((surf_action_network_CM02_t)action)->variable = NULL; */
363 surf_action_change_state(action, state);
367 static double share_resources(double now)
369 s_surf_action_network_CM02_t s_action;
370 surf_action_network_CM02_t action = NULL;
371 xbt_swag_t running_actions =
372 surf_network_model->common_public->states.running_action_set;
375 min = generic_maxmin_share_resources(running_actions,
376 xbt_swag_offset(s_action,
378 network_maxmin_system,
381 #define VARIABLE(action) (*((lmm_variable_t*)(((char *) (action)) + xbt_swag_offset(s_action, variable) )))
383 xbt_swag_foreach(action, running_actions) {
384 if (action->latency > 0) {
386 min = action->latency;
387 else if (action->latency < min)
388 min = action->latency;
395 static void update_actions_state(double now, double delta)
398 surf_action_network_CM02_t action = NULL;
399 surf_action_network_CM02_t next_action = NULL;
400 xbt_swag_t running_actions =
401 surf_network_model->common_public->states.running_action_set;
403 xbt_swag_t failed_actions =
404 surf_network_model->common_public->states.failed_action_set;
407 xbt_swag_foreach_safe(action, next_action, running_actions) {
409 if (action->latency > 0) {
410 if (action->latency > deltap) {
411 double_update(&(action->latency), deltap);
414 double_update(&(deltap), action->latency);
415 action->latency = 0.0;
417 if ((action->latency == 0.0) && !(action->suspended))
418 lmm_update_variable_weight(network_maxmin_system, action->variable,
419 action->lat_current);
421 double_update(&(action->generic_action.remains),
422 lmm_variable_getvalue(action->variable) * deltap);
423 if (action->generic_action.max_duration != NO_MAX_DURATION)
424 double_update(&(action->generic_action.max_duration), delta);
426 if ((action->generic_action.remains <= 0) &&
427 (lmm_get_variable_weight(action->variable) > 0)) {
428 action->generic_action.finish = surf_get_clock();
429 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
430 } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
431 (action->generic_action.max_duration <= 0)) {
432 action->generic_action.finish = surf_get_clock();
433 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
440 static void update_resource_state(void *id,
441 tmgr_trace_event_t event_type,
442 double value, double date)
444 link_CM02_t nw_link = id;
445 /* printf("[" "%lg" "] Asking to update network card \"%s\" with value " */
446 /* "%lg" " for event %p\n", surf_get_clock(), nw_link->name, */
447 /* value, event_type); */
449 if (event_type == nw_link->bw_event) {
450 nw_link->bw_current = value;
451 lmm_update_constraint_bound(network_maxmin_system, nw_link->constraint,
452 nw_link->bw_current);
453 } else if (event_type == nw_link->lat_event) {
454 double delta = value - nw_link->lat_current;
455 lmm_variable_t var = NULL;
456 lmm_element_t elem = NULL;
457 surf_action_network_CM02_t action = NULL;
459 nw_link->lat_current = value;
460 while ((var= lmm_get_var_from_cnst
461 (network_maxmin_system, nw_link->constraint, &elem))) {
462 action = lmm_variable_id(var);
463 action->lat_current += delta;
464 if (action->rate < 0)
465 lmm_update_variable_bound(network_maxmin_system, action->variable,
466 SG_TCP_CTE_GAMMA / (2.0 *
470 lmm_update_variable_bound(network_maxmin_system, action->variable,
472 SG_TCP_CTE_GAMMA / (2.0 *
475 if (!(action->suspended))
476 lmm_update_variable_weight(network_maxmin_system, action->variable,
477 action->lat_current);
478 lmm_update_variable_latency(network_maxmin_system, action->variable,
481 } else if (event_type == nw_link->state_event) {
483 nw_link->state_current = SURF_LINK_ON;
485 lmm_constraint_t cnst = nw_link->constraint;
486 lmm_variable_t var = NULL;
487 lmm_element_t elem = NULL;
489 nw_link->state_current = SURF_LINK_OFF;
490 while ((var= lmm_get_var_from_cnst
491 (network_maxmin_system, cnst, &elem))) {
492 surf_action_t action = lmm_variable_id(var) ;
494 if(surf_action_get_state(action)==SURF_ACTION_RUNNING ||
495 surf_action_get_state(action)==SURF_ACTION_READY) {
496 action->finish = date;
497 action_change_state( action, SURF_ACTION_FAILED);
502 CRITICAL0("Unknown event ! \n");
509 static surf_action_t communicate(void *src, void *dst, double size,
512 surf_action_network_CM02_t action = NULL;
513 /* LARGE PLATFORMS HACK:
514 Add a link_CM02_t *link and a int link_nb to network_card_CM02_t. It will represent local links for this node
515 Use the cluster_id for ->id */
516 network_card_CM02_t card_src = src;
517 network_card_CM02_t card_dst = dst;
518 int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
519 link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
520 /* LARGE PLATFORMS HACK:
521 total_route_size = route_size + src->link_nb + dst->nb */
524 XBT_IN4("(%s,%s,%g,%g)", card_src->name, card_dst->name, size, rate);
525 /* LARGE PLATFORMS HACK:
526 assert on total_route_size */
527 xbt_assert2(route_size,
528 "You're trying to send data from %s to %s but there is no connexion between these two cards.",
529 card_src->name, card_dst->name);
531 action = xbt_new0(s_surf_action_network_CM02_t, 1);
533 action->generic_action.using = 1;
534 action->generic_action.cost = size;
535 action->generic_action.remains = size;
536 action->generic_action.max_duration = NO_MAX_DURATION;
537 action->generic_action.start = surf_get_clock();
538 action->generic_action.finish = -1.0;
539 action->generic_action.model_type =
540 (surf_model_t) surf_network_model;
541 action->suspended = 0; /* Should be useless because of the
542 calloc but it seems to help valgrind... */
543 action->generic_action.state_set =
544 surf_network_model->common_public->states.running_action_set;
545 for (i = 0; i < route_size; i++)
546 if(route[i]->state_current == SURF_LINK_OFF) {
547 action->generic_action.state_set =
548 surf_network_model->common_public->states.failed_action_set;
552 xbt_swag_insert(action, action->generic_action.state_set);
555 action->latency = 0.0;
556 for (i = 0; i < route_size; i++)
557 action->latency += route[i]->lat_current;
558 /* LARGE PLATFORMS HACK:
559 Add src->link and dst->link latencies */
560 action->lat_current = action->latency;
562 /* LARGE PLATFORMS HACK:
563 lmm_variable_new(..., total_route_size)*/
564 if (action->latency > 0)
566 lmm_variable_new(network_maxmin_system, action, 0.0, -1.0,
570 lmm_variable_new(network_maxmin_system, action, 1.0, -1.0,
573 if (action->rate < 0) {
574 if (action->lat_current > 0)
575 lmm_update_variable_bound(network_maxmin_system, action->variable,
576 SG_TCP_CTE_GAMMA / (2.0 *
577 action->lat_current));
579 lmm_update_variable_bound(network_maxmin_system, action->variable,
582 if (action->lat_current > 0)
583 lmm_update_variable_bound(network_maxmin_system, action->variable,
585 SG_TCP_CTE_GAMMA / (2.0 *
589 lmm_update_variable_bound(network_maxmin_system, action->variable,
592 lmm_update_variable_latency(network_maxmin_system, action->variable,
595 for (i = 0; i < route_size; i++)
596 lmm_expand(network_maxmin_system, route[i]->constraint,
597 action->variable, 1.0);
598 /* LARGE PLATFORMS HACK:
599 expand also with src->link and dst->link */
603 return (surf_action_t) action;
606 /* returns an array of link_CM02_t */
607 static const void **get_route(void *src, void *dst)
609 network_card_CM02_t card_src = src;
610 network_card_CM02_t card_dst = dst;
611 return (const void **) ROUTE(card_src->id, card_dst->id);
614 static int get_route_size(void *src, void *dst)
616 network_card_CM02_t card_src = src;
617 network_card_CM02_t card_dst = dst;
618 return ROUTE_SIZE(card_src->id, card_dst->id);
621 static const char *get_link_name(const void *link)
623 return ((link_CM02_t) link)->name;
626 static double get_link_bandwidth(const void *link)
628 return ((link_CM02_t) link)->bw_current;
631 static double get_link_latency(const void *link)
633 return ((link_CM02_t) link)->lat_current;
636 static xbt_dict_t get_properties(void *link)
638 return ((link_CM02_t) link)->properties;
641 static void action_suspend(surf_action_t action)
643 ((surf_action_network_CM02_t) action)->suspended = 1;
644 lmm_update_variable_weight(network_maxmin_system,
645 ((surf_action_network_CM02_t) action)->
649 static void action_resume(surf_action_t action)
651 if (((surf_action_network_CM02_t) action)->suspended) {
652 lmm_update_variable_weight(network_maxmin_system,
653 ((surf_action_network_CM02_t) action)->
655 ((surf_action_network_CM02_t) action)->
657 ((surf_action_network_CM02_t) action)->suspended = 0;
661 static int action_is_suspended(surf_action_t action)
663 return ((surf_action_network_CM02_t) action)->suspended;
666 static void action_set_max_duration(surf_action_t action, double duration)
668 action->max_duration = duration;
671 static void finalize(void)
675 xbt_dict_free(&network_card_set);
676 xbt_dict_free(&link_set);
677 xbt_swag_free(surf_network_model->common_public->states.
679 xbt_swag_free(surf_network_model->common_public->states.
681 xbt_swag_free(surf_network_model->common_public->states.
683 xbt_swag_free(surf_network_model->common_public->states.
685 free(surf_network_model->common_public);
686 free(surf_network_model->common_private);
687 free(surf_network_model->extension_public);
689 free(surf_network_model);
690 surf_network_model = NULL;
693 for (i = 0; i < host_number; i++)
694 for (j = 0; j < host_number; j++)
697 routing_table = NULL;
698 free(routing_table_size);
699 routing_table_size = NULL;
701 lmm_system_free(network_maxmin_system);
702 network_maxmin_system = NULL;
705 static void surf_network_model_init_internal(void)
707 s_surf_action_t action;
709 surf_network_model = xbt_new0(s_surf_network_model_t, 1);
711 surf_network_model->common_private =
712 xbt_new0(s_surf_model_private_t, 1);
713 surf_network_model->common_public =
714 xbt_new0(s_surf_model_public_t, 1);
715 surf_network_model->extension_public =
716 xbt_new0(s_surf_network_model_extension_public_t, 1);
718 surf_network_model->common_public->states.ready_action_set =
719 xbt_swag_new(xbt_swag_offset(action, state_hookup));
720 surf_network_model->common_public->states.running_action_set =
721 xbt_swag_new(xbt_swag_offset(action, state_hookup));
722 surf_network_model->common_public->states.failed_action_set =
723 xbt_swag_new(xbt_swag_offset(action, state_hookup));
724 surf_network_model->common_public->states.done_action_set =
725 xbt_swag_new(xbt_swag_offset(action, state_hookup));
727 surf_network_model->common_public->name_service = name_service;
728 surf_network_model->common_public->get_resource_name =
730 surf_network_model->common_public->action_get_state =
731 surf_action_get_state;
732 surf_network_model->common_public->action_get_start_time =
733 surf_action_get_start_time;
734 surf_network_model->common_public->action_get_finish_time =
735 surf_action_get_finish_time;
736 surf_network_model->common_public->action_free = action_free;
737 surf_network_model->common_public->action_use = action_use;
738 surf_network_model->common_public->action_cancel = action_cancel;
739 surf_network_model->common_public->action_recycle = action_recycle;
740 surf_network_model->common_public->action_change_state =
742 surf_network_model->common_public->action_set_data =
743 surf_action_set_data;
744 surf_network_model->common_public->name = "network";
746 surf_network_model->common_private->resource_used = resource_used;
747 surf_network_model->common_private->share_resources = share_resources;
748 surf_network_model->common_private->update_actions_state =
749 update_actions_state;
750 surf_network_model->common_private->update_resource_state =
751 update_resource_state;
752 surf_network_model->common_private->finalize = finalize;
754 surf_network_model->common_public->suspend = action_suspend;
755 surf_network_model->common_public->resume = action_resume;
756 surf_network_model->common_public->is_suspended = action_is_suspended;
757 surf_cpu_model->common_public->set_max_duration =
758 action_set_max_duration;
760 surf_network_model->extension_public->communicate = communicate;
761 surf_network_model->extension_public->get_route = get_route;
762 surf_network_model->extension_public->get_route_size = get_route_size;
763 surf_network_model->extension_public->get_link_name = get_link_name;
764 surf_network_model->extension_public->get_link_bandwidth =
766 surf_network_model->extension_public->get_link_latency =
769 surf_network_model->common_public->get_properties = get_properties;
771 link_set = xbt_dict_new();
772 network_card_set = xbt_dict_new();
774 if (!network_maxmin_system)
775 network_maxmin_system = lmm_system_new();
778 /***************************************************************************/
779 /* The nice TCP sharing model designed by Loris Marchal and Henri Casanova */
780 /***************************************************************************/
781 /* @TechReport{ rr-lip2002-40, */
782 /* author = {Henri Casanova and Loris Marchal}, */
783 /* institution = {LIP}, */
784 /* title = {A Network Model for Simulation of Grid Application}, */
785 /* number = {2002-40}, */
789 void surf_network_model_init_CM02(const char *filename)
792 if (surf_network_model)
794 surf_network_model_init_internal();
795 define_callbacks(filename);
796 xbt_dynar_push(model_list, &surf_network_model);
797 network_solve = lmm_solve;
799 update_model_description(surf_network_model_description,
801 (surf_model_t) surf_network_model);
804 void surf_network_model_init_Reno(const char *filename)
806 if (surf_network_model)
808 surf_network_model_init_internal();
809 define_callbacks(filename);
811 xbt_dynar_push(model_list, &surf_network_model);
812 lmm_set_default_protocol_function(func_reno_f, func_reno_fp,
814 network_solve = lagrange_solve;
816 update_model_description(surf_network_model_description,
818 (surf_model_t) surf_network_model);
822 void surf_network_model_init_Reno2(const char *filename)
824 if (surf_network_model)
826 surf_network_model_init_internal();
827 define_callbacks(filename);
829 xbt_dynar_push(model_list, &surf_network_model);
830 lmm_set_default_protocol_function(func_reno2_f, func_reno2_fp,
832 network_solve = lagrange_solve;
834 update_model_description(surf_network_model_description,
836 (surf_model_t) surf_network_model);
839 void surf_network_model_init_Vegas(const char *filename)
841 if (surf_network_model)
843 surf_network_model_init_internal();
844 define_callbacks(filename);
846 xbt_dynar_push(model_list, &surf_network_model);
847 lmm_set_default_protocol_function(func_vegas_f, func_vegas_fp,
849 network_solve = lagrange_solve;
851 update_model_description(surf_network_model_description,
853 (surf_model_t) surf_network_model);
857 void surf_network_model_init_SDP(const char *filename)
859 if (surf_network_model)
861 surf_network_model_init_internal();
862 define_callbacks(filename);
864 xbt_dynar_push(model_list, &surf_network_model);
865 network_solve = sdp_solve;
867 update_model_description(surf_network_model_description,
869 (surf_model_t) surf_network_model);
874 void surf_network_model_init_GTNETS(const char *filename)
876 if (surf_network_model)
878 surf_network_model_init_internal();
879 define_callbacks(filename);
880 xbt_dynar_push(model_list, &surf_network_model);
882 update_model_description(surf_network_model_description,
884 (surf_model_t) surf_network_model);