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. */
10 #include "gras_config.h"
11 #include "workstation_private.h"
12 #include "cpu_private.h"
13 #include "network_private.h"
15 surf_workstation_resource_t surf_workstation_resource = NULL;
16 xbt_dict_t workstation_set = NULL;
17 static xbt_dict_t parallel_task_network_link_set = NULL;
19 static workstation_CLM03_t workstation_new(const char *name,
20 void *cpu, void *card)
22 workstation_CLM03_t workstation = xbt_new0(s_workstation_CLM03_t, 1);
24 workstation->resource = (surf_resource_t) surf_workstation_resource;
25 workstation->name = xbt_strdup(name);
26 workstation->cpu = cpu;
27 workstation->network_card = card;
32 static void workstation_free(void *workstation)
34 free(((workstation_CLM03_t)workstation)->name);
38 static void create_workstations(void)
40 xbt_dict_cursor_t cursor = NULL;
45 xbt_dict_foreach(cpu_set, cursor, name, cpu) {
46 nw_card = xbt_dict_get_or_null(network_card_set, name);
48 "No corresponding card found for %s",name);
50 xbt_dict_set(workstation_set, name,
51 workstation_new(name, cpu, nw_card), workstation_free);
55 static void *name_service(const char *name)
57 return xbt_dict_get_or_null(workstation_set, name);
60 static const char *get_resource_name(void *resource_id)
62 return ((workstation_CLM03_t) resource_id)->name;
65 static int resource_used(void *resource_id)
68 "Workstation is a virtual resource. I should not be there!");
72 static int parallel_action_free(surf_action_t action)
76 xbt_swag_remove(action, action->state_set);
77 if(((surf_action_parallel_task_CSL05_t)action)->variable)
78 lmm_variable_free(maxmin_system, ((surf_action_parallel_task_CSL05_t)action)->variable);
85 static void parallel_action_use(surf_action_t action)
90 static int action_free(surf_action_t action)
92 if(action->resource_type==(surf_resource_t)surf_network_resource)
93 return surf_network_resource->common_public->action_free(action);
94 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
95 return surf_cpu_resource->common_public->action_free(action);
96 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
97 return parallel_action_free(action);
102 static void action_use(surf_action_t action)
104 if(action->resource_type==(surf_resource_t)surf_network_resource)
105 surf_network_resource->common_public->action_use(action);
106 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
107 surf_cpu_resource->common_public->action_use(action);
108 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
109 parallel_action_use(action);
114 static void action_cancel(surf_action_t action)
116 if(action->resource_type==(surf_resource_t)surf_network_resource)
117 surf_network_resource->common_public->action_cancel(action);
118 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
119 surf_cpu_resource->common_public->action_cancel(action);
120 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
121 parallel_action_use(action);
126 static void action_recycle(surf_action_t action)
132 static void action_change_state(surf_action_t action,
133 e_surf_action_state_t state)
135 if(action->resource_type==(surf_resource_t)surf_network_resource)
136 surf_network_resource->common_public->action_change_state(action,state);
137 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
138 surf_cpu_resource->common_public->action_change_state(action,state);
139 else if(action->resource_type==(surf_resource_t)surf_workstation_resource)
140 surf_action_change_state(action, state);
145 static double share_resources(double now)
147 s_surf_action_parallel_task_CSL05_t action;
148 return generic_maxmin_share_resources(surf_workstation_resource->common_public->
149 states.running_action_set,
150 xbt_swag_offset(action, variable));
153 static void update_actions_state(double now, double delta)
155 surf_action_parallel_task_CSL05_t action = NULL;
156 surf_action_parallel_task_CSL05_t next_action = NULL;
157 xbt_swag_t running_actions =
158 surf_workstation_resource->common_public->states.running_action_set;
160 xbt_swag_t failed_actions =
161 surf_workstation_resource->common_public->states.failed_action_set;
164 xbt_swag_foreach_safe(action, next_action, running_actions) {
165 double_update(&(action->generic_action.remains),
166 lmm_variable_getvalue(action->variable) * delta);
167 if (action->generic_action.max_duration != NO_MAX_DURATION)
168 double_update(&(action->generic_action.max_duration), delta);
169 if ((action->generic_action.remains <= 0) &&
170 (lmm_get_variable_weight(action->variable)>0)) {
171 action->generic_action.finish = surf_get_clock();
172 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
173 } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
174 (action->generic_action.max_duration <= 0)) {
175 action->generic_action.finish = surf_get_clock();
176 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
177 } else { /* Need to check that none of the resource has failed */
178 lmm_constraint_t cnst = NULL;
180 surf_resource_t resource = NULL;
183 lmm_get_cnst_from_var(maxmin_system, action->variable,
185 resource = (surf_resource_t) lmm_constraint_id(cnst);
186 if(resource== (surf_resource_t) surf_cpu_resource) {
187 cpu_Cas01_t cpu = lmm_constraint_id(cnst);
188 if (cpu->state_current == SURF_CPU_OFF) {
189 action->generic_action.finish = surf_get_clock();
190 action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
193 } else if (resource== (surf_resource_t) surf_network_resource) {
194 network_link_CM02_t nw_link = lmm_constraint_id(cnst);
196 if (nw_link->state_current == SURF_NETWORK_LINK_OFF) {
197 action->generic_action.finish = surf_get_clock();
198 action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
209 static void update_resource_state(void *id,
210 tmgr_trace_event_t event_type,
216 static surf_action_t execute(void *workstation, double size)
218 return surf_cpu_resource->extension_public->
219 execute(((workstation_CLM03_t) workstation)->cpu, size);
222 static surf_action_t action_sleep(void *workstation, double duration)
224 return surf_cpu_resource->extension_public->
225 sleep(((workstation_CLM03_t) workstation)->cpu, duration);
228 static void action_suspend(surf_action_t action)
230 if(action->resource_type==(surf_resource_t)surf_network_resource)
231 surf_network_resource->common_public->suspend(action);
232 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
233 surf_cpu_resource->common_public->suspend(action);
237 static void action_resume(surf_action_t action)
239 if(action->resource_type==(surf_resource_t)surf_network_resource)
240 surf_network_resource->common_public->resume(action);
241 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
242 surf_cpu_resource->common_public->resume(action);
246 static int action_is_suspended(surf_action_t action)
248 if(action->resource_type==(surf_resource_t)surf_network_resource)
249 return surf_network_resource->common_public->is_suspended(action);
250 if(action->resource_type==(surf_resource_t)surf_cpu_resource)
251 return surf_cpu_resource->common_public->is_suspended(action);
255 static void action_set_max_duration(surf_action_t action, double duration)
257 if(action->resource_type==(surf_resource_t)surf_network_resource)
258 surf_network_resource->common_public->set_max_duration(action,duration);
259 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
260 surf_cpu_resource->common_public->set_max_duration(action,duration);
264 static void action_set_priority(surf_action_t action, double priority)
266 if(action->resource_type==(surf_resource_t)surf_network_resource)
267 surf_network_resource->common_public->set_priority(action,priority);
268 else if(action->resource_type==(surf_resource_t)surf_cpu_resource)
269 surf_cpu_resource->common_public->set_priority(action,priority);
273 static surf_action_t communicate(void *workstation_src,
274 void *workstation_dst, double size,
277 return surf_network_resource->extension_public->
278 communicate(((workstation_CLM03_t) workstation_src)->network_card,
279 ((workstation_CLM03_t) workstation_dst)->network_card, size, rate);
282 static e_surf_cpu_state_t get_state(void *workstation)
284 return surf_cpu_resource->extension_public->
285 get_state(((workstation_CLM03_t) workstation)->cpu);
288 static double get_speed(void *workstation, double load)
290 return surf_cpu_resource->extension_public->
291 get_speed(((workstation_CLM03_t) workstation)->cpu, load);
294 static double get_available_speed(void *workstation)
296 return surf_cpu_resource->extension_public->
297 get_available_speed(((workstation_CLM03_t) workstation)->cpu);
300 static surf_action_t execute_parallel_task_bogus (int workstation_nb,
301 void **workstation_list,
302 double *computation_amount,
303 double *communication_amount,
310 static surf_action_t execute_parallel_task (int workstation_nb,
311 void **workstation_list,
312 double *computation_amount,
313 double *communication_amount,
317 surf_action_parallel_task_CSL05_t action = NULL;
322 if (parallel_task_network_link_set == NULL) {
323 parallel_task_network_link_set = xbt_dict_new_ext(workstation_nb * workstation_nb * 10);
326 /* Compute the number of affected resources... */
327 for(i=0; i< workstation_nb; i++) {
328 for(j=0; j< workstation_nb; j++) {
329 network_card_CM02_t card_src = ((workstation_CLM03_t*)workstation_list)[i]->network_card;
330 network_card_CM02_t card_dst = ((workstation_CLM03_t*)workstation_list)[j]->network_card;
331 int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
332 network_link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
334 if(communication_amount[i*workstation_nb+j]>0)
335 for(k=0; k< route_size; k++) {
336 xbt_dict_set(parallel_task_network_link_set, route[k]->name, route[k], NULL);
341 nb_link = xbt_dict_length(parallel_task_network_link_set);
342 xbt_dict_reset(parallel_task_network_link_set);
344 for (i = 0; i<workstation_nb; i++)
345 if(computation_amount[i]>0) nb_host++;
347 if(nb_link + workstation_nb == 0)
350 action = xbt_new0(s_surf_action_parallel_task_CSL05_t, 1);
351 action->generic_action.using = 1;
352 action->generic_action.cost = amount;
353 action->generic_action.remains = amount;
354 action->generic_action.max_duration = NO_MAX_DURATION;
355 action->generic_action.start = surf_get_clock();
356 action->generic_action.finish = -1.0;
357 action->generic_action.resource_type =
358 (surf_resource_t) surf_workstation_resource;
359 action->suspended = 0; /* Should be useless because of the
360 calloc but it seems to help valgrind... */
361 action->generic_action.state_set =
362 surf_workstation_resource->common_public->states.running_action_set;
364 xbt_swag_insert(action, action->generic_action.state_set);
368 action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
371 action->variable = lmm_variable_new(maxmin_system, action, 1.0, action->rate,
374 for (i = 0; i<workstation_nb; i++)
375 if(computation_amount[i]>0)
376 lmm_expand(maxmin_system, ((cpu_Cas01_t) ((workstation_CLM03_t) workstation_list[i])->cpu)->constraint,
377 action->variable, computation_amount[i]);
379 for (i=0; i<workstation_nb; i++) {
380 for(j=0; j< workstation_nb; j++) {
381 network_card_CM02_t card_src = ((workstation_CLM03_t*)workstation_list)[i]->network_card;
382 network_card_CM02_t card_dst = ((workstation_CLM03_t*)workstation_list)[j]->network_card;
383 int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
384 network_link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
386 for(k=0; k< route_size; k++) {
387 if(communication_amount[i*workstation_nb+j]>0) {
388 lmm_expand_add(maxmin_system, route[k]->constraint,
389 action->variable, communication_amount[i*workstation_nb+j]);
395 return (surf_action_t) action;
398 /* returns an array of network_link_CM02_t */
399 static const void** get_route(void *src, void *dst) {
400 workstation_CLM03_t workstation_src = (workstation_CLM03_t) src;
401 workstation_CLM03_t workstation_dst = (workstation_CLM03_t) dst;
402 return surf_network_resource->extension_public->get_route(workstation_src->network_card, workstation_dst->network_card);
405 static int get_route_size(void *src, void *dst) {
406 workstation_CLM03_t workstation_src = (workstation_CLM03_t) src;
407 workstation_CLM03_t workstation_dst = (workstation_CLM03_t) dst;
408 return surf_network_resource->extension_public->get_route_size(workstation_src->network_card, workstation_dst->network_card);
411 static const char *get_link_name(const void *link) {
412 return surf_network_resource->extension_public->get_link_name(link);
415 static double get_link_bandwidth(const void *link) {
416 return surf_network_resource->extension_public->get_link_bandwidth(link);
419 static double get_link_latency(const void *link) {
420 return surf_network_resource->extension_public->get_link_latency(link);
423 static void finalize(void)
425 xbt_dict_free(&workstation_set);
426 xbt_swag_free(surf_workstation_resource->common_public->states.ready_action_set);
427 xbt_swag_free(surf_workstation_resource->common_public->states.
429 xbt_swag_free(surf_workstation_resource->common_public->states.
431 xbt_swag_free(surf_workstation_resource->common_public->states.done_action_set);
433 free(surf_workstation_resource->common_public);
434 free(surf_workstation_resource->common_private);
435 free(surf_workstation_resource->extension_public);
437 free(surf_workstation_resource);
438 surf_workstation_resource = NULL;
441 static void surf_workstation_resource_init_internal(void)
443 s_surf_action_t action;
445 surf_workstation_resource = xbt_new0(s_surf_workstation_resource_t, 1);
447 surf_workstation_resource->common_private =
448 xbt_new0(s_surf_resource_private_t, 1);
449 surf_workstation_resource->common_public =
450 xbt_new0(s_surf_resource_public_t, 1);
451 /* surf_workstation_resource->extension_private = xbt_new0(s_surf_workstation_resource_extension_private_t,1); */
452 surf_workstation_resource->extension_public =
453 xbt_new0(s_surf_workstation_resource_extension_public_t, 1);
455 surf_workstation_resource->common_public->states.ready_action_set =
456 xbt_swag_new(xbt_swag_offset(action, state_hookup));
457 surf_workstation_resource->common_public->states.running_action_set =
458 xbt_swag_new(xbt_swag_offset(action, state_hookup));
459 surf_workstation_resource->common_public->states.failed_action_set =
460 xbt_swag_new(xbt_swag_offset(action, state_hookup));
461 surf_workstation_resource->common_public->states.done_action_set =
462 xbt_swag_new(xbt_swag_offset(action, state_hookup));
464 surf_workstation_resource->common_public->name_service = name_service;
465 surf_workstation_resource->common_public->get_resource_name =
467 surf_workstation_resource->common_public->action_get_state =
468 surf_action_get_state;
469 surf_workstation_resource->common_public->action_get_start_time =
470 surf_action_get_start_time;
471 surf_workstation_resource->common_public->action_get_finish_time =
472 surf_action_get_finish_time;
473 surf_workstation_resource->common_public->action_free = action_free;
474 surf_workstation_resource->common_public->action_use = action_use;
475 surf_workstation_resource->common_public->action_cancel = action_cancel;
476 surf_workstation_resource->common_public->action_recycle =
478 surf_workstation_resource->common_public->action_change_state =
480 surf_workstation_resource->common_public->action_set_data = surf_action_set_data;
481 surf_workstation_resource->common_public->name = "Workstation";
483 surf_workstation_resource->common_private->resource_used = resource_used;
484 surf_workstation_resource->common_private->share_resources =
486 surf_workstation_resource->common_private->update_actions_state =
487 update_actions_state;
488 surf_workstation_resource->common_private->update_resource_state =
489 update_resource_state;
490 surf_workstation_resource->common_private->finalize = finalize;
492 surf_workstation_resource->common_public->suspend = action_suspend;
493 surf_workstation_resource->common_public->resume = action_resume;
494 surf_workstation_resource->common_public->is_suspended = action_is_suspended;
495 surf_workstation_resource->common_public->set_max_duration = action_set_max_duration;
496 surf_workstation_resource->common_public->set_priority = action_set_priority;
498 surf_workstation_resource->extension_public->execute = execute;
499 surf_workstation_resource->extension_public->sleep = action_sleep;
500 surf_workstation_resource->extension_public->get_state = get_state;
501 surf_workstation_resource->extension_public->get_speed = get_speed;
502 surf_workstation_resource->extension_public->get_available_speed = get_available_speed;
503 surf_workstation_resource->extension_public->communicate = communicate;
504 surf_workstation_resource->extension_public->execute_parallel_task =
505 execute_parallel_task_bogus;
506 surf_workstation_resource->extension_public->get_route = get_route;
507 surf_workstation_resource->extension_public->get_route_size = get_route_size;
508 surf_workstation_resource->extension_public->get_link_name = get_link_name;
509 surf_workstation_resource->extension_public->get_link_bandwidth = get_link_bandwidth;
510 surf_workstation_resource->extension_public->get_link_latency = get_link_latency;
511 workstation_set = xbt_dict_new();
513 xbt_assert0(maxmin_system, "surf_init has to be called first!");
516 /********************************************************************/
517 /* The model used in MSG and presented at CCGrid03 */
518 /********************************************************************/
519 /* @InProceedings{Casanova.CLM_03, */
520 /* author = {Henri Casanova and Arnaud Legrand and Loris Marchal}, */
521 /* title = {Scheduling Distributed Applications: the SimGrid Simulation Framework}, */
522 /* booktitle = {Proceedings of the third IEEE International Symposium on Cluster Computing and the Grid (CCGrid'03)}, */
523 /* publisher = {"IEEE Computer Society Press"}, */
527 void surf_workstation_resource_init_CLM03(const char *filename)
529 surf_workstation_resource_init_internal();
530 surf_cpu_resource_init_Cas01(filename);
531 surf_network_resource_init_CM02(filename);
532 create_workstations();
533 xbt_dynar_push(resource_list, &surf_workstation_resource);
537 /* KF. Use GTNetS for the network. */
538 void surf_workstation_resource_init_GTNETS(const char *filename)
540 surf_workstation_resource_init_internal();
541 surf_cpu_resource_init_Cas01(filename);
542 surf_network_resource_init_GTNETS(filename);
543 create_workstations();
544 xbt_dynar_push(resource_list, &surf_workstation_resource);
548 void surf_workstation_resource_init_compound(const char *filename)
551 xbt_assert0(surf_cpu_resource,"No CPU resource defined yet!");
552 xbt_assert0(surf_network_resource,"No network resource defined yet!");
553 surf_workstation_resource_init_internal();
554 create_workstations();
555 xbt_dynar_push(resource_list, &surf_workstation_resource);