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I comment all the calls to used_routing, in order to use global routing.
[simgrid.git] / src / surf / workstation_ptask_L07.c
1 /* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
2  * All rights reserved.                                                     */
3
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. */
6
7 #include "xbt/ex.h"
8 #include "xbt/str.h"
9 #include "xbt/dict.h"
10 #include "surf_private.h"
11
12 typedef enum {
13   SURF_WORKSTATION_RESOURCE_CPU,
14   SURF_WORKSTATION_RESOURCE_LINK,
15 } e_surf_workstation_model_type_t;
16
17 /**************************************/
18 /********* cpu object *****************/
19 /**************************************/
20 typedef struct cpu_L07 {
21   s_surf_resource_t generic_resource;   /* Do not move this field: must match surf_resource_t */
22   e_surf_workstation_model_type_t type; /* Do not move this field: must match link_L07_t */
23   lmm_constraint_t constraint;  /* Do not move this field: must match link_L07_t */
24   double power_scale;
25   double power_current;
26   tmgr_trace_event_t power_event;
27   e_surf_resource_state_t state_current;
28   tmgr_trace_event_t state_event;
29   int id;                       /* cpu and network card are a single object... */
30 } s_cpu_L07_t, *cpu_L07_t;
31
32 /**************************************/
33 /*********** network object ***********/
34 /**************************************/
35
36 typedef struct link_L07 {
37   s_surf_resource_t generic_resource;   /* Do not move this field: must match surf_resource_t */
38   e_surf_workstation_model_type_t type; /* Do not move this field: must match cpu_L07_t */
39   lmm_constraint_t constraint;  /* Do not move this field: must match cpu_L07_t */
40   double lat_current;
41   tmgr_trace_event_t lat_event;
42   double bw_current;
43   tmgr_trace_event_t bw_event;
44   e_surf_resource_state_t state_current;
45   tmgr_trace_event_t state_event;
46 } s_link_L07_t, *link_L07_t;
47
48 /**************************************/
49 /*************** actions **************/
50 /**************************************/
51 typedef struct surf_action_workstation_L07 {
52   s_surf_action_t generic_action;
53   lmm_variable_t variable;
54   int workstation_nb;
55   cpu_L07_t *workstation_list;
56   double *computation_amount;
57   double *communication_amount;
58   double latency;
59   double rate;
60   int suspended;
61 } s_surf_action_workstation_L07_t, *surf_action_workstation_L07_t;
62
63
64 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_workstation);
65
66 static int ptask_host_count = 0;
67 static xbt_dict_t ptask_parallel_task_link_set = NULL;
68 lmm_system_t ptask_maxmin_system = NULL;
69
70
71 static void ptask_update_action_bound(surf_action_workstation_L07_t action)
72 {
73   int workstation_nb = action->workstation_nb;
74   double lat_current = 0.0;
75   double lat_bound = -1.0;
76   int i, j;
77   unsigned int cpt;
78   link_L07_t link;
79
80   for (i = 0; i < workstation_nb; i++) {
81     for (j = 0; j < workstation_nb; j++) {
82 //       cpu_L07_t card_src = action->workstation_list[i]; // COMMENTED BY DAVID
83 //       cpu_L07_t card_dst = action->workstation_list[j]; // COMMENTED BY DAVID
84       xbt_dynar_t route = NULL;// used_routing->get_route(card_src->id, card_dst->id); // COMMENTED BY DAVID
85       double lat = 0.0;
86
87       if (action->communication_amount[i * workstation_nb + j] > 0) {
88         xbt_dynar_foreach(route, cpt, link) {
89           lat += link->lat_current;
90         }
91         lat_current =
92           MAX(lat_current,
93               lat * action->communication_amount[i * workstation_nb + j]);
94       }
95     }
96   }
97   lat_bound = sg_tcp_gamma / (2.0 * lat_current);
98   DEBUG2("action (%p) : lat_bound = %g", action, lat_bound);
99   if ((action->latency == 0.0) && (action->suspended == 0)) {
100     if (action->rate < 0)
101       lmm_update_variable_bound(ptask_maxmin_system, action->variable,
102                                 lat_bound);
103     else
104       lmm_update_variable_bound(ptask_maxmin_system, action->variable,
105                                 min(action->rate, lat_bound));
106   }
107 }
108
109 /**************************************/
110 /******* Resource Public     **********/
111 /**************************************/
112
113 static int ptask_action_unref(surf_action_t action)
114 {
115   action->refcount--;
116
117   if (!action->refcount) {
118     xbt_swag_remove(action, action->state_set);
119     if (((surf_action_workstation_L07_t) action)->variable)
120       lmm_variable_free(ptask_maxmin_system,
121                         ((surf_action_workstation_L07_t) action)->variable);
122     free(((surf_action_workstation_L07_t) action)->workstation_list);
123     free(((surf_action_workstation_L07_t) action)->communication_amount);
124     free(((surf_action_workstation_L07_t) action)->computation_amount);
125     free(action);
126     return 1;
127   }
128   return 0;
129 }
130
131 static void ptask_action_cancel(surf_action_t action)
132 {
133   surf_action_state_set(action, SURF_ACTION_FAILED);
134   return;
135 }
136
137 /* action_change_state is inherited from the surf module */
138 /* action_set_data is inherited from the surf module */
139
140 static void ptask_action_suspend(surf_action_t action)
141 {
142   XBT_IN1("(%p))", action);
143   if (((surf_action_workstation_L07_t) action)->suspended != 2) {
144     ((surf_action_workstation_L07_t) action)->suspended = 1;
145     lmm_update_variable_weight(ptask_maxmin_system,
146                                ((surf_action_workstation_L07_t)
147                                 action)->variable, 0.0);
148   }
149   XBT_OUT;
150 }
151
152 static void ptask_action_resume(surf_action_t action)
153 {
154   surf_action_workstation_L07_t act = (surf_action_workstation_L07_t) action;
155
156   XBT_IN1("(%p)", act);
157   if (act->suspended != 2) {
158     lmm_update_variable_weight(ptask_maxmin_system, act->variable, 1.0);
159     act->suspended = 0;
160   }
161   XBT_OUT;
162 }
163
164 static int ptask_action_is_suspended(surf_action_t action)
165 {
166   return (((surf_action_workstation_L07_t) action)->suspended == 1);
167 }
168
169 static void ptask_action_set_max_duration(surf_action_t action, double duration)
170 {                               /* FIXME: should inherit */
171   XBT_IN2("(%p,%g)", action, duration);
172   action->max_duration = duration;
173   XBT_OUT;
174 }
175
176
177 static void ptask_action_set_priority(surf_action_t action, double priority)
178 {                               /* FIXME: should inherit */
179   XBT_IN2("(%p,%g)", action, priority);
180   action->priority = priority;
181   XBT_OUT;
182 }
183
184 static double ptask_action_get_remains(surf_action_t action)
185 {
186   XBT_IN1("(%p)", action);
187   return action->remains;
188   XBT_OUT;
189 }
190
191 /**************************************/
192 /******* Resource Private    **********/
193 /**************************************/
194
195 static int ptask_resource_used(void *resource_id)
196 {
197   /* We can freely cast as a link_L07_t because it has
198      the same prefix as cpu_L07_t */
199   return lmm_constraint_used(ptask_maxmin_system,
200                              ((link_L07_t) resource_id)->constraint);
201
202 }
203
204 static double ptask_share_resources(double now)
205 {
206   s_surf_action_workstation_L07_t s_action;
207   surf_action_workstation_L07_t action = NULL;
208
209   xbt_swag_t running_actions =
210     surf_workstation_model->states.running_action_set;
211   double min = generic_maxmin_share_resources(running_actions,
212                                               xbt_swag_offset(s_action,
213                                                               variable),
214                                               ptask_maxmin_system,
215                                               bottleneck_solve);
216
217   xbt_swag_foreach(action, running_actions) {
218     if (action->latency > 0) {
219       if (min < 0) {
220         min = action->latency;
221         DEBUG3("Updating min (value) with %p (start %f): %f", action,
222                action->generic_action.start, min);
223       } else if (action->latency < min) {
224         min = action->latency;
225         DEBUG3("Updating min (latency) with %p (start %f): %f", action,
226                action->generic_action.start, min);
227       }
228     }
229   }
230
231   DEBUG1("min value : %f", min);
232
233   return min;
234 }
235
236 static void ptask_update_actions_state(double now, double delta)
237 {
238   double deltap = 0.0;
239   surf_action_workstation_L07_t action = NULL;
240   surf_action_workstation_L07_t next_action = NULL;
241   xbt_swag_t running_actions =
242     surf_workstation_model->states.running_action_set;
243
244   xbt_swag_foreach_safe(action, next_action, running_actions) {
245     deltap = delta;
246     if (action->latency > 0) {
247       if (action->latency > deltap) {
248         double_update(&(action->latency), deltap);
249         deltap = 0.0;
250       } else {
251         double_update(&(deltap), action->latency);
252         action->latency = 0.0;
253       }
254       if ((action->latency == 0.0) && (action->suspended == 0)) {
255         ptask_update_action_bound(action);
256         lmm_update_variable_weight(ptask_maxmin_system, action->variable,
257                                    1.0);
258       }
259     }
260     DEBUG3("Action (%p) : remains (%g) updated by %g.",
261            action, action->generic_action.remains,
262            lmm_variable_getvalue(action->variable) * delta);
263     double_update(&(action->generic_action.remains),
264                   lmm_variable_getvalue(action->variable) * delta);
265
266     if (action->generic_action.max_duration != NO_MAX_DURATION)
267       double_update(&(action->generic_action.max_duration), delta);
268
269     DEBUG2("Action (%p) : remains (%g).",
270            action, action->generic_action.remains);
271     if ((action->generic_action.remains <= 0) &&
272         (lmm_get_variable_weight(action->variable) > 0)) {
273       action->generic_action.finish = surf_get_clock();
274       surf_action_state_set((surf_action_t) action, SURF_ACTION_DONE);
275     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
276                (action->generic_action.max_duration <= 0)) {
277       action->generic_action.finish = surf_get_clock();
278       surf_action_state_set((surf_action_t) action, SURF_ACTION_DONE);
279     } else {
280       /* Need to check that none of the model has failed */
281       lmm_constraint_t cnst = NULL;
282       int i = 0;
283       void *constraint_id = NULL;
284
285       while ((cnst =
286               lmm_get_cnst_from_var(ptask_maxmin_system, action->variable,
287                                     i++))) {
288         constraint_id = lmm_constraint_id(cnst);
289
290 /*      if(((link_L07_t)constraint_id)->type== */
291 /*         SURF_WORKSTATION_RESOURCE_LINK) { */
292 /*        DEBUG2("Checking for link %s (%p)", */
293 /*               ((link_L07_t)constraint_id)->name, */
294 /*               ((link_L07_t)constraint_id)); */
295 /*      } */
296 /*      if(((cpu_L07_t)constraint_id)->type== */
297 /*         SURF_WORKSTATION_RESOURCE_CPU) { */
298 /*        DEBUG3("Checking for cpu %s (%p) : %s", */
299 /*               ((cpu_L07_t)constraint_id)->name, */
300 /*               ((cpu_L07_t)constraint_id), */
301 /*               ((cpu_L07_t)constraint_id)->state_current==SURF_CPU_OFF?"Off":"On"); */
302 /*      } */
303
304         if (((((link_L07_t) constraint_id)->type ==
305               SURF_WORKSTATION_RESOURCE_LINK) &&
306              (((link_L07_t) constraint_id)->state_current ==
307               SURF_RESOURCE_OFF)) ||
308             ((((cpu_L07_t) constraint_id)->type ==
309               SURF_WORKSTATION_RESOURCE_CPU) &&
310              (((cpu_L07_t) constraint_id)->state_current ==
311               SURF_RESOURCE_OFF))) {
312           DEBUG1("Action (%p) Failed!!", action);
313           action->generic_action.finish = surf_get_clock();
314           surf_action_state_set((surf_action_t) action, SURF_ACTION_FAILED);
315           break;
316         }
317       }
318     }
319   }
320   return;
321 }
322
323 static void ptask_update_resource_state(void *id,
324                                   tmgr_trace_event_t event_type,
325                                   double value, double date)
326 {
327   cpu_L07_t cpu = id;
328   link_L07_t nw_link = id;
329
330   if (nw_link->type == SURF_WORKSTATION_RESOURCE_LINK) {
331     DEBUG2("Updating link %s (%p)", surf_resource_name(nw_link), nw_link);
332     if (event_type == nw_link->bw_event) {
333       nw_link->bw_current = value;
334       lmm_update_constraint_bound(ptask_maxmin_system, nw_link->constraint,
335                                   nw_link->bw_current);
336       if (tmgr_trace_event_free(event_type))
337         nw_link->bw_event = NULL;
338     } else if (event_type == nw_link->lat_event) {
339       lmm_variable_t var = NULL;
340       surf_action_workstation_L07_t action = NULL;
341       lmm_element_t elem = NULL;
342
343       nw_link->lat_current = value;
344       while ((var = lmm_get_var_from_cnst
345               (ptask_maxmin_system, nw_link->constraint, &elem))) {
346
347
348         action = lmm_variable_id(var);
349         ptask_update_action_bound(action);
350       }
351       if (tmgr_trace_event_free(event_type))
352         nw_link->lat_event = NULL;
353
354     } else if (event_type == nw_link->state_event) {
355       if (value > 0)
356         nw_link->state_current = SURF_RESOURCE_ON;
357       else
358         nw_link->state_current = SURF_RESOURCE_OFF;
359       if (tmgr_trace_event_free(event_type))
360         nw_link->state_event = NULL;
361     } else {
362       CRITICAL0("Unknown event ! \n");
363       xbt_abort();
364     }
365     return;
366   } else if (cpu->type == SURF_WORKSTATION_RESOURCE_CPU) {
367     DEBUG3("Updating cpu %s (%p) with value %g", surf_resource_name(cpu), cpu,
368            value);
369     if (event_type == cpu->power_event) {
370       cpu->power_current = value;
371       lmm_update_constraint_bound(ptask_maxmin_system, cpu->constraint,
372                                   cpu->power_current * cpu->power_scale);
373       if (tmgr_trace_event_free(event_type))
374         cpu->power_event = NULL;
375     } else if (event_type == cpu->state_event) {
376       if (value > 0)
377         cpu->state_current = SURF_RESOURCE_ON;
378       else
379         cpu->state_current = SURF_RESOURCE_OFF;
380       if (tmgr_trace_event_free(event_type))
381         cpu->state_event = NULL;
382     } else {
383       CRITICAL0("Unknown event ! \n");
384       xbt_abort();
385     }
386     return;
387   } else {
388     DIE_IMPOSSIBLE;
389   }
390   return;
391 }
392
393 static void ptask_finalize(void)
394 {
395   if (ptask_parallel_task_link_set != NULL)
396     xbt_dict_free(&ptask_parallel_task_link_set);
397
398   surf_model_exit(surf_workstation_model);
399   surf_workstation_model = NULL;
400   surf_model_exit(surf_network_model);
401   surf_network_model = NULL;
402   // used_routing->finalize(); // COMMENTED BY DAVID
403   global_routing->finalize();
404
405   ptask_host_count = 0;
406
407   if (ptask_maxmin_system) {
408     lmm_system_free(ptask_maxmin_system);
409     ptask_maxmin_system = NULL;
410   }
411 }
412
413 /**************************************/
414 /******* Resource Private    **********/
415 /**************************************/
416
417 static e_surf_resource_state_t ptask_resource_get_state(void *cpu)
418 {
419   return ((cpu_L07_t) cpu)->state_current;
420 }
421
422 static double ptask_get_speed(void *cpu, double load)
423 {
424   return load * (((cpu_L07_t) cpu)->power_scale);
425 }
426
427 static double ptask_get_available_speed(void *cpu)
428 {
429   return ((cpu_L07_t) cpu)->power_current;
430 }
431
432 static surf_action_t ptask_execute_parallel_task(int workstation_nb,
433                                            void **workstation_list,
434                                            double *computation_amount,
435                                            double *communication_amount,
436                                            double amount, double rate)
437 {
438   surf_action_workstation_L07_t action = NULL;
439   int i, j;
440   unsigned int cpt;
441   int nb_link = 0;
442   int nb_host = 0;
443   double latency = 0.0;
444
445   if (ptask_parallel_task_link_set == NULL)
446     ptask_parallel_task_link_set = xbt_dict_new();
447
448   xbt_dict_reset(ptask_parallel_task_link_set);
449
450   /* Compute the number of affected resources... */
451   for (i = 0; i < workstation_nb; i++) {
452     for (j = 0; j < workstation_nb; j++) {
453 //       cpu_L07_t card_src = workstation_list[i]; // COMMENTED BY DAVID
454 //       cpu_L07_t card_dst = workstation_list[j]; // COMMENTED BY DAVID
455       link_L07_t link;
456       xbt_dynar_t route = NULL; //used_routing->get_route(card_src->id, card_dst->id); // COMMENTED BY DAVID
457       double lat = 0.0;
458
459       if (communication_amount[i * workstation_nb + j] > 0)
460         xbt_dynar_foreach(route, cpt, link) {
461         lat += link->lat_current;
462         xbt_dict_set(ptask_parallel_task_link_set, link->generic_resource.name,
463                      link, NULL);
464         }
465       latency = MAX(latency, lat);
466     }
467   }
468
469   nb_link = xbt_dict_length(ptask_parallel_task_link_set);
470   xbt_dict_reset(ptask_parallel_task_link_set);
471
472   for (i = 0; i < workstation_nb; i++)
473     if (computation_amount[i] > 0)
474       nb_host++;
475
476   action =
477     surf_action_new(sizeof(s_surf_action_workstation_L07_t), amount,
478                     surf_workstation_model, 0);
479   DEBUG3("Creating a parallel task (%p) with %d cpus and %d links.", action,
480          workstation_nb, nb_link);
481   action->suspended = 0;        /* Should be useless because of the
482                                    calloc but it seems to help valgrind... */
483   action->workstation_nb = workstation_nb;
484   action->workstation_list = (cpu_L07_t *) workstation_list;
485   action->computation_amount = computation_amount;
486   action->communication_amount = communication_amount;
487   action->latency = latency;
488   action->rate = rate;
489
490   action->variable =
491     lmm_variable_new(ptask_maxmin_system, action, 1.0,
492                      (action->rate > 0) ? action->rate : -1.0,
493                      workstation_nb + nb_link);
494
495   if (action->latency > 0)
496     lmm_update_variable_weight(ptask_maxmin_system, action->variable, 0.0);
497
498   for (i = 0; i < workstation_nb; i++)
499     lmm_expand(ptask_maxmin_system,
500                ((cpu_L07_t) workstation_list[i])->constraint,
501                action->variable, computation_amount[i]);
502
503   for (i = 0; i < workstation_nb; i++) {
504     for (j = 0; j < workstation_nb; j++) {
505 //       cpu_L07_t card_src = workstation_list[i]; // COMMENTED BY DAVID
506 //       cpu_L07_t card_dst = workstation_list[j]; // COMMENTED BY DAVID
507       link_L07_t link;
508       xbt_dynar_t route = NULL;// used_routing->get_route(card_src->id, card_dst->id); // COMMENTED BY DAVID
509
510       if (communication_amount[i * workstation_nb + j] == 0.0)
511         continue;
512       xbt_dynar_foreach(route, cpt, link) {
513         lmm_expand_add(ptask_maxmin_system, link->constraint,
514                        action->variable,
515                        communication_amount[i * workstation_nb + j]);
516       }
517     }
518   }
519
520   if (nb_link + nb_host == 0) {
521     action->generic_action.cost = 1.0;
522     action->generic_action.remains = 0.0;
523   }
524
525   return (surf_action_t) action;
526 }
527
528 static surf_action_t ptask_execute(void *cpu, double size)
529 {
530   void **workstation_list = xbt_new0(void *, 1);
531   double *computation_amount = xbt_new0(double, 1);
532   double *communication_amount = xbt_new0(double, 1);
533
534   workstation_list[0] = cpu;
535   communication_amount[0] = 0.0;
536   computation_amount[0] = size;
537
538   return ptask_execute_parallel_task(1, workstation_list, computation_amount,
539                                communication_amount, 1, -1);
540 }
541
542 static surf_action_t ptask_communicate(void *src, void *dst, double size,
543                                  double rate)
544 {
545   void **workstation_list = xbt_new0(void *, 2);
546   double *computation_amount = xbt_new0(double, 2);
547   double *communication_amount = xbt_new0(double, 4);
548   surf_action_t res = NULL;
549
550   workstation_list[0] = src;
551   workstation_list[1] = dst;
552   communication_amount[1] = size;
553
554   res = ptask_execute_parallel_task(2, workstation_list,
555                               computation_amount, communication_amount,
556                               1, rate);
557
558   return res;
559 }
560
561 static surf_action_t ptask_action_sleep(void *cpu, double duration)
562 {
563   surf_action_workstation_L07_t action = NULL;
564
565   XBT_IN2("(%s,%g)", surf_resource_name(cpu), duration);
566
567   action = (surf_action_workstation_L07_t) ptask_execute(cpu, 1.0);
568   action->generic_action.max_duration = duration;
569   action->suspended = 2;
570   lmm_update_variable_weight(ptask_maxmin_system, action->variable, 0.0);
571
572   XBT_OUT;
573   return (surf_action_t) action;
574 }
575
576 static xbt_dynar_t ptask_get_route(void *src, void *dst)
577 {
578 //   cpu_L07_t host_src = src; // COMMENTED BY DAVID
579 //   cpu_L07_t host_dst = dst; // COMMENTED BY DAVID
580
581   return NULL;// used_routing->get_route(host_src->id, host_dst->id); // COMMENTED BY DAVID
582 }
583
584 static double ptask_get_link_bandwidth(const void *link)
585 {
586   return ((link_L07_t) link)->bw_current;
587 }
588
589 static double ptask_get_link_latency(const void *link)
590 {
591   return ((link_L07_t) link)->lat_current;
592 }
593
594 static int ptask_link_shared(const void *link)
595 {
596   return lmm_constraint_is_shared(((link_L07_t) link)->constraint);
597 }
598
599 /**************************************/
600 /*** Resource Creation & Destruction **/
601 /**************************************/
602
603 static cpu_L07_t ptask_cpu_new(const char *name, double power_scale,
604                          double power_initial,
605                          tmgr_trace_t power_trace,
606                          e_surf_resource_state_t state_initial,
607                          tmgr_trace_t state_trace, xbt_dict_t cpu_properties)
608 {
609   cpu_L07_t cpu = xbt_new0(s_cpu_L07_t, 1);
610   xbt_assert1(!surf_model_resource_by_name(surf_workstation_model, name),
611               "Host '%s' declared several times in the platform file.", name);
612
613   cpu->generic_resource.model = surf_workstation_model;
614   cpu->type = SURF_WORKSTATION_RESOURCE_CPU;
615   cpu->generic_resource.name = xbt_strdup(name);
616   cpu->generic_resource.properties = current_property_set;
617   cpu->id = ptask_host_count++;
618
619   cpu->power_scale = power_scale;
620   xbt_assert0(cpu->power_scale > 0, "Power has to be >0");
621
622   cpu->power_current = power_initial;
623   if (power_trace)
624     cpu->power_event =
625       tmgr_history_add_trace(history, power_trace, 0.0, 0, cpu);
626
627   cpu->state_current = state_initial;
628   if (state_trace)
629     cpu->state_event =
630       tmgr_history_add_trace(history, state_trace, 0.0, 0, cpu);
631
632   cpu->constraint =
633     lmm_constraint_new(ptask_maxmin_system, cpu,
634                        cpu->power_current * cpu->power_scale);
635
636   xbt_dict_set(surf_model_resource_set(surf_workstation_model), name, cpu,
637                surf_resource_free);
638
639   return cpu;
640 }
641
642 static void ptask_parse_cpu_init(void)
643 {
644   double power_scale = 0.0;
645   double power_initial = 0.0;
646   tmgr_trace_t power_trace = NULL;
647   e_surf_resource_state_t state_initial = SURF_RESOURCE_OFF;
648   tmgr_trace_t state_trace = NULL;
649
650   power_scale = get_cpu_power(A_surfxml_host_power);
651   surf_parse_get_double(&power_initial, A_surfxml_host_availability);
652   power_trace = tmgr_trace_new(A_surfxml_host_availability_file);
653
654   xbt_assert0((A_surfxml_host_state == A_surfxml_host_state_ON) ||
655               (A_surfxml_host_state == A_surfxml_host_state_OFF),
656               "Invalid state");
657   if (A_surfxml_host_state == A_surfxml_host_state_ON)
658     state_initial = SURF_RESOURCE_ON;
659   if (A_surfxml_host_state == A_surfxml_host_state_OFF)
660     state_initial = SURF_RESOURCE_OFF;
661   state_trace = tmgr_trace_new(A_surfxml_host_state_file);
662
663   current_property_set = xbt_dict_new();
664   ptask_cpu_new(A_surfxml_host_id, power_scale, power_initial, power_trace,
665           state_initial, state_trace, current_property_set);
666 }
667
668 static void ptask_cpu_create_resource(char *name, double power_peak,
669         double power_scale,
670         tmgr_trace_t power_trace,
671         e_surf_resource_state_t state_initial,
672         tmgr_trace_t state_trace,
673         xbt_dict_t cpu_properties)
674 {
675         ptask_cpu_new(xbt_strdup(name),power_peak,power_scale,power_trace,
676                                           state_initial,state_trace,cpu_properties);
677 }
678
679 static link_L07_t ptask_link_new(char *name,
680                            double bw_initial,
681                            tmgr_trace_t bw_trace,
682                            double lat_initial,
683                            tmgr_trace_t lat_trace,
684                            e_surf_resource_state_t
685                            state_initial,
686                            tmgr_trace_t state_trace,
687                            e_surf_link_sharing_policy_t
688                            policy, xbt_dict_t properties)
689 {
690   link_L07_t nw_link = xbt_new0(s_link_L07_t, 1);
691   xbt_assert1(!xbt_dict_get_or_null(surf_network_model->resource_set, name),
692               "Link '%s' declared several times in the platform file.", name);
693
694   nw_link->generic_resource.model = surf_workstation_model;
695   nw_link->generic_resource.properties = properties;
696   nw_link->generic_resource.name = name;
697   nw_link->type = SURF_WORKSTATION_RESOURCE_LINK;
698   nw_link->bw_current = bw_initial;
699   if (bw_trace)
700     nw_link->bw_event =
701       tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
702   nw_link->state_current = state_initial;
703   nw_link->lat_current = lat_initial;
704   if (lat_trace)
705     nw_link->lat_event =
706       tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
707   if (state_trace)
708     nw_link->state_event =
709       tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
710
711   nw_link->constraint =
712     lmm_constraint_new(ptask_maxmin_system, nw_link, nw_link->bw_current);
713
714   if (policy == SURF_LINK_FATPIPE)
715     lmm_constraint_shared(nw_link->constraint);
716
717
718   xbt_dict_set(surf_network_model->resource_set, name, nw_link,
719                surf_resource_free);
720
721   return nw_link;
722 }
723
724 static void ptask_parse_link_init(void)
725 {
726   char *name_link;
727   double bw_initial;
728   tmgr_trace_t bw_trace;
729   double lat_initial;
730   tmgr_trace_t lat_trace;
731   e_surf_resource_state_t state_initial_link = SURF_RESOURCE_ON;
732   e_surf_link_sharing_policy_t policy_initial_link = SURF_LINK_SHARED;
733   tmgr_trace_t state_trace;
734
735   name_link = xbt_strdup(A_surfxml_link_id);
736   surf_parse_get_double(&bw_initial, A_surfxml_link_bandwidth);
737   bw_trace = tmgr_trace_new(A_surfxml_link_bandwidth_file);
738   surf_parse_get_double(&lat_initial, A_surfxml_link_latency);
739   lat_trace = tmgr_trace_new(A_surfxml_link_latency_file);
740
741   xbt_assert0((A_surfxml_link_state == A_surfxml_link_state_ON)
742               || (A_surfxml_link_state ==
743                   A_surfxml_link_state_OFF), "Invalid state");
744   if (A_surfxml_link_state == A_surfxml_link_state_ON)
745     state_initial_link = SURF_RESOURCE_ON;
746   else if (A_surfxml_link_state == A_surfxml_link_state_OFF)
747     state_initial_link = SURF_RESOURCE_OFF;
748
749   if (A_surfxml_link_sharing_policy == A_surfxml_link_sharing_policy_SHARED)
750     policy_initial_link = SURF_LINK_SHARED;
751   else if (A_surfxml_link_sharing_policy ==
752            A_surfxml_link_sharing_policy_FATPIPE)
753     policy_initial_link = SURF_LINK_FATPIPE;
754
755   state_trace = tmgr_trace_new(A_surfxml_link_state_file);
756
757   current_property_set = xbt_dict_new();
758   ptask_link_new(name_link, bw_initial, bw_trace, lat_initial, lat_trace,
759            state_initial_link, state_trace, policy_initial_link,
760            current_property_set);
761 }
762
763 static void ptask_link_create_resource(char *name,
764                                                                           double bw_initial,
765                                                                           tmgr_trace_t bw_trace,
766                                                                           double lat_initial,
767                                                                           tmgr_trace_t lat_trace,
768                                                                           e_surf_resource_state_t
769                                                                           state_initial,
770                                                                           tmgr_trace_t state_trace,
771                                                                           e_surf_link_sharing_policy_t
772                                                                           policy, xbt_dict_t properties)
773 {
774
775         ptask_link_new(name, bw_initial, bw_trace,
776                    lat_initial, lat_trace, state_initial, state_trace,policy, xbt_dict_new());
777 }
778
779
780 static void ptask_add_traces(void)
781 {
782   xbt_dict_cursor_t cursor = NULL;
783   char *trace_name, *elm;
784
785   if (!trace_connect_list_host_avail)
786     return;
787
788   /* Connect traces relative to cpu */
789   xbt_dict_foreach(trace_connect_list_host_avail, cursor, trace_name, elm) {
790     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
791     cpu_L07_t host = surf_model_resource_by_name(surf_workstation_model, elm);
792
793     xbt_assert1(host, "Host %s undefined", elm);
794     xbt_assert1(trace, "Trace %s undefined", trace_name);
795
796     host->state_event = tmgr_history_add_trace(history, trace, 0.0, 0, host);
797   }
798
799   xbt_dict_foreach(trace_connect_list_power, cursor, trace_name, elm) {
800     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
801     cpu_L07_t host = surf_model_resource_by_name(surf_workstation_model, elm);
802
803     xbt_assert1(host, "Host %s undefined", elm);
804     xbt_assert1(trace, "Trace %s undefined", trace_name);
805
806     host->power_event = tmgr_history_add_trace(history, trace, 0.0, 0, host);
807   }
808
809   /* Connect traces relative to network */
810   xbt_dict_foreach(trace_connect_list_link_avail, cursor, trace_name, elm) {
811     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
812     link_L07_t link =
813       xbt_dict_get_or_null(surf_network_model->resource_set, elm);
814
815     xbt_assert1(link, "Link %s undefined", elm);
816     xbt_assert1(trace, "Trace %s undefined", trace_name);
817
818     link->state_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
819   }
820
821   xbt_dict_foreach(trace_connect_list_bandwidth, cursor, trace_name, elm) {
822     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
823     link_L07_t link =
824       xbt_dict_get_or_null(surf_network_model->resource_set, elm);
825
826     xbt_assert1(link, "Link %s undefined", elm);
827     xbt_assert1(trace, "Trace %s undefined", trace_name);
828
829     link->bw_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
830   }
831
832   xbt_dict_foreach(trace_connect_list_latency, cursor, trace_name, elm) {
833     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
834     link_L07_t link =
835       xbt_dict_get_or_null(surf_network_model->resource_set, elm);
836
837     xbt_assert1(link, "Link %s undefined", elm);
838     xbt_assert1(trace, "Trace %s undefined", trace_name);
839
840     link->lat_event = tmgr_history_add_trace(history, trace, 0.0, 0, link);
841   }
842 }
843
844 static void ptask_define_callbacks(const char *file)
845 {
846   /* Adding callback functions */
847   surf_parse_reset_parser();
848   surfxml_add_callback(STag_surfxml_host_cb_list, &ptask_parse_cpu_init);
849   surfxml_add_callback(STag_surfxml_link_cb_list, &ptask_parse_link_init);
850   surfxml_add_callback(ETag_surfxml_platform_cb_list, &ptask_add_traces);
851 }
852
853 /**************************************/
854 /********* Module  creation ***********/
855 /**************************************/
856
857 static void ptask_model_init_internal(void)
858 {
859   surf_workstation_model = surf_model_init();
860
861   surf_workstation_model->action_unref = ptask_action_unref;
862   surf_workstation_model->action_cancel = ptask_action_cancel;
863   surf_workstation_model->action_state_set = surf_action_state_set;
864   surf_workstation_model->suspend = ptask_action_suspend;
865   surf_workstation_model->resume = ptask_action_resume;
866   surf_workstation_model->is_suspended = ptask_action_is_suspended;
867   surf_workstation_model->set_max_duration = ptask_action_set_max_duration;
868   surf_workstation_model->set_priority = ptask_action_set_priority;
869   surf_workstation_model->get_remains = ptask_action_get_remains;
870   surf_workstation_model->name = "Workstation ptask_L07";
871
872   surf_workstation_model->model_private->resource_used = ptask_resource_used;
873   surf_workstation_model->model_private->share_resources = ptask_share_resources;
874   surf_workstation_model->model_private->update_actions_state =
875     ptask_update_actions_state;
876   surf_workstation_model->model_private->update_resource_state =
877     ptask_update_resource_state;
878   surf_workstation_model->model_private->finalize = ptask_finalize;
879
880
881   surf_workstation_model->extension.workstation.execute = ptask_execute;
882   surf_workstation_model->extension.workstation.sleep = ptask_action_sleep;
883   surf_workstation_model->extension.workstation.get_state =
884     ptask_resource_get_state;
885   surf_workstation_model->extension.workstation.get_speed = ptask_get_speed;
886   surf_workstation_model->extension.workstation.get_available_speed =
887     ptask_get_available_speed;
888   surf_workstation_model->extension.workstation.communicate = ptask_communicate;
889   surf_workstation_model->extension.workstation.get_route = ptask_get_route;
890   surf_workstation_model->extension.workstation.execute_parallel_task =
891     ptask_execute_parallel_task;
892   surf_workstation_model->extension.workstation.get_link_bandwidth =
893     ptask_get_link_bandwidth;
894   surf_workstation_model->extension.workstation.get_link_latency =
895     ptask_get_link_latency;
896   surf_workstation_model->extension.workstation.link_shared = ptask_link_shared;
897   surf_workstation_model->extension.workstation.get_properties =
898     surf_resource_properties;
899   surf_workstation_model->extension.workstation.link_create_resource =
900         ptask_link_create_resource;
901   surf_workstation_model->extension.workstation.cpu_create_resource =
902         ptask_cpu_create_resource;
903   surf_workstation_model->extension.workstation.add_traces = ptask_add_traces;
904
905   if (!ptask_maxmin_system)
906     ptask_maxmin_system = lmm_system_new();
907
908   routing_model_create(sizeof(link_L07_t),
909                        ptask_link_new(xbt_strdup("__loopback__"),
910                                 498000000, NULL, 0.000015, NULL,
911                                 SURF_RESOURCE_ON, NULL, SURF_LINK_FATPIPE,
912                                 NULL));
913
914 }
915
916 /**************************************/
917 /*************** Generic **************/
918 /**************************************/
919 void surf_workstation_model_init_ptask_L07(const char *filename)
920 {
921   INFO0("surf_workstation_model_init_ptask_L07");
922   xbt_assert0(!surf_cpu_model, "CPU model type already defined");
923   xbt_assert0(!surf_network_model, "network model type already defined");
924   surf_network_model = surf_model_init();
925   ptask_define_callbacks(filename);
926   ptask_model_init_internal();
927
928   update_model_description(surf_workstation_model_description,
929                            "ptask_L07", surf_workstation_model);
930   xbt_dynar_push(model_list, &surf_workstation_model);
931 }