1 /* Copyright (c) 2004-2014. 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. */
15 #include <boost/function.hpp>
16 #include <boost/intrusive/list.hpp>
17 #include "surf/trace_mgr.h"
19 #include "surf/surf_routing.h"
20 #include "simgrid/platf_interface.h"
21 #include "surf/surf.h"
22 #include "surf/surf_private.h"
23 #include "internal_config.h"
26 #include <sigc++/sigc++.h>
27 #define surf_callback(arg1, ...) sigc::signal<arg1,__VA_ARGS__>
28 #define surf_callback_connect(callback, fun_ptr) callback.connect(sigc::ptr_fun(fun_ptr))
29 #define surf_callback_emit(callback, ...) callback.emit(__VA_ARGS__)
31 #include <boost/signals2.hpp>
32 #define surf_callback(arg1, ...) boost::signals2::signal<arg1(__VA_ARGS__)>
33 #define surf_callback_connect(callback, fun_ptr) callback.connect(fun_ptr)
34 #define surf_callback_emit(callback, ...) callback(__VA_ARGS__)
37 extern tmgr_history_t history;
38 #define NO_MAX_DURATION -1.0
46 /* user-visible parameters */
47 extern double sg_tcp_gamma;
48 extern double sg_sender_gap;
49 extern double sg_latency_factor;
50 extern double sg_bandwidth_factor;
51 extern double sg_weight_S_parameter;
52 extern int sg_network_crosstraffic;
54 extern double sg_gtnets_jitter;
55 extern int sg_gtnets_jitter_seed;
57 extern xbt_dynar_t surf_path;
60 XBT_PUBLIC(double) surf_get_clock(void);
63 extern double sg_sender_gap;
64 XBT_PUBLIC(int) SURF_CPU_LEVEL; //Surf cpu level
66 extern surf_callback(void, void) surfExitCallbacks;
68 int __surf_is_absolute_file_path(const char *file_path);
74 typedef Model* ModelPtr;
77 typedef Resource* ResourcePtr;
80 typedef Action* ActionPtr;
82 typedef boost::intrusive::list<Action> ActionList;
83 typedef ActionList* ActionListPtr;
84 typedef boost::intrusive::list_base_hook<> actionHook;
87 typedef boost::intrusive::list<Action, boost::intrusive::base_hook<boost::intrusive::list_base_hook<boost::intrusive::tag<lmmTag> > > > ActionLmmList;
88 typedef ActionLmmList* ActionLmmListPtr;
89 typedef boost::intrusive::list_base_hook<boost::intrusive::tag<lmmTag> > actionLmmHook;
92 enum heap_action_type{
102 /* For the trace and trace:connect tag (store their content till the end of the parsing) */
103 XBT_PUBLIC_DATA(xbt_dict_t) traces_set_list;
104 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_host_avail;
105 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_power;
106 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_link_avail;
107 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_bandwidth;
108 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_latency;
113 XBT_PUBLIC_DATA(xbt_dynar_t) model_list;
115 /** @ingroup SURF_interface
116 * @brief SURF model interface class
117 * @details A model is an object which handle the interactions between its Resources and its Actions
122 * @brief Model constructor
124 * @param name the name of the model
126 Model(const char *name);
129 * @brief Model destructor
134 * @brief Get the name of the current Model
136 * @return The name of the current Model
138 const char *getName() {return p_name;}
141 * @brief Get the set of [actions](@ref Action) in *ready* state
143 * @return The set of [actions](@ref Action) in *ready* state
145 virtual ActionListPtr getReadyActionSet() {return p_readyActionSet;}
148 * @brief Get the set of [actions](@ref Action) in *running* state
150 * @return The set of [actions](@ref Action) in *running* state
152 virtual ActionListPtr getRunningActionSet() {return p_runningActionSet;}
155 * @brief Get the set of [actions](@ref Action) in *failed* state
157 * @return The set of [actions](@ref Action) in *failed* state
159 virtual ActionListPtr getFailedActionSet() {return p_failedActionSet;}
162 * @brief Get the set of [actions](@ref Action) in *done* state
164 * @return The set of [actions](@ref Action) in *done* state
166 virtual ActionListPtr getDoneActionSet() {return p_doneActionSet;}
169 * @brief Get the set of modified [actions](@ref Action)
171 * @return The set of modified [actions](@ref Action)
173 virtual ActionLmmListPtr getModifiedSet() {return p_modifiedSet;}
176 * @brief Get the maxmin system of the current Model
178 * @return The maxmin system of the current Model
180 lmm_system_t getMaxminSystem() {return p_maxminSystem;}
183 * @brief Get the update mechanism of the current Model
186 * @return [description]
188 e_UM_t getUpdateMechanism() {return p_updateMechanism;}
191 * @brief Get Action heap
194 * @return The Action heap
196 xbt_heap_t getActionHeap() {return p_actionHeap;}
199 * @brief share the resources
200 * @details Share the resources between the actions
203 * @return the date of the next action will finish
205 virtual double shareResources(double now);
206 virtual double shareResourcesLazy(double now);
207 virtual double shareResourcesFull(double now);
208 double shareResourcesMaxMin(ActionListPtr running_actions,
210 void (*solve) (lmm_system_t));
213 * @brief Update state of actions
217 * @param delta [TODO]
219 virtual void updateActionsState(double now, double delta);
220 virtual void updateActionsStateLazy(double now, double delta);
221 virtual void updateActionsStateFull(double now, double delta);
224 ActionLmmListPtr p_modifiedSet;
225 lmm_system_t p_maxminSystem;
226 e_UM_t p_updateMechanism;
227 int m_selectiveUpdate;
228 xbt_heap_t p_actionHeap;
233 ActionListPtr p_readyActionSet; /**< Actions in state SURF_ACTION_READY */
234 ActionListPtr p_runningActionSet; /**< Actions in state SURF_ACTION_RUNNING */
235 ActionListPtr p_failedActionSet; /**< Actions in state SURF_ACTION_FAILED */
236 ActionListPtr p_doneActionSet; /**< Actions in state SURF_ACTION_DONE */
243 /** @ingroup SURF_interface
244 * @brief Resource which have a metric handled by a maxmin system
247 double scale; /**< The scale of the metric */
248 double peak; /**< The peak of the metric */
249 tmgr_trace_event_t event; /**< The associated trace event associated to the metric */
252 /** @ingroup SURF_interface
253 * @brief SURF resource interface class
254 * @details A resource represent an element of a component (e.g.: a link for the network)
259 * @brief Resource constructor
264 * @brief Resource constructor
266 * @param model Model associated to this Resource
267 * @param name The name of the Resource
268 * @param props Dictionary of properties associated to this Resource
270 Resource(ModelPtr model, const char *name, xbt_dict_t props);
273 * @brief Resource constructor
275 * @param model Model associated to this Resource
276 * @param name The name of the Resource
277 * @param props Dictionary of properties associated to this Resource
278 * @param constraint The lmm constraint associated to this Resource if it is part of a LMM component
280 Resource(ModelPtr model, const char *name, xbt_dict_t props, lmm_constraint_t constraint);
283 * @brief Resource constructor
285 * @param model Model associated to this Resource
286 * @param name The name of the Resource
287 * @param props Dictionary of properties associated to this Resource
288 * @param stateInit the initial state of the Resource
290 Resource(ModelPtr model, const char *name, xbt_dict_t props, e_surf_resource_state_t stateInit);
293 * @brief Resource destructor
298 * @brief Get the Model of the current Resource
300 * @return The Model of the current Resource
305 * @brief Get the name of the current Resource
307 * @return The name of the current Resource
309 const char *getName();
312 * @brief Get the properties of the current Resource
314 * @return The properties of the current Resource
316 virtual xbt_dict_t getProperties();
319 * @brief Update the state of the current Resource
322 * @param event_type [TODO]
323 * @param value [TODO]
326 virtual void updateState(tmgr_trace_event_t event_type, double value, double date)=0;
329 * @brief Check if the current Resource is used
330 * @return true if the current Resource is used, false otherwise
332 virtual bool isUsed()=0;
335 * @brief Check if the current Resource is active
337 * @return true if the current Resource is active, false otherwise
342 * @brief Turn on the current Resource
347 * @brief Turn off the current Resource
352 * @brief Get the [state](\ref e_surf_resource_state_t) of the current Resource
354 * @return The state of the currenrt Resource
356 virtual e_surf_resource_state_t getState();
359 * @brief Set the [state](\ref e_surf_resource_state_t) of the current Resource
361 * @param state The new state of the current Resource
363 virtual void setState(e_surf_resource_state_t state);
367 xbt_dict_t p_properties;
371 e_surf_resource_state_t m_stateCurrent;
376 * @brief Get the lmm constraint associated to this Resource if it is part of a LMM component
378 * @return The lmm constraint associated to this Resource
380 lmm_constraint_t getConstraint();
382 lmm_constraint_t p_constraint;
388 void surf_action_lmm_update_index_heap(void *action, int i);
390 /** @ingroup SURF_interface
391 * @brief SURF action interface class
392 * @details An action is an event generated by a resource (e.g.: a communication for the network)
394 class Action : public actionHook, public actionLmmHook {
397 * @brief Action constructor
402 * @brief Action constructor
404 * @param model The Model associated to this Action
405 * @param cost The cost of the Action
406 * @param failed If the action is impossible (e.g.: execute something on a switched off workstation)
408 Action(ModelPtr model, double cost, bool failed);
411 * @brief Action constructor
413 * @param model The Model associated to this Action
414 * @param cost The cost of the Action
415 * @param failed If the action is impossible (e.g.: execute something on a switched off workstation)
416 * @param var The lmm variable associated to this Action if it is part of a LMM component
418 Action(ModelPtr model, double cost, bool failed, lmm_variable_t var);
421 * @brief Action destructor
426 * @brief Finish the action
431 * @brief Get the [state](\ref e_surf_action_state_t) of the current Action
433 * @return The state of the current Action
435 e_surf_action_state_t getState(); /**< get the state*/
438 * @brief Set the [state](\ref e_surf_action_state_t) of the current Action
440 * @param state The new state of the current Action
442 virtual void setState(e_surf_action_state_t state);
445 * @brief Get the start time of the current action
447 * @return The start time of the current action
449 double getStartTime();
452 * @brief Get the finish time of the current action
454 * @return The finish time of the current action
456 double getFinishTime();
459 * @brief Get the data associated to the current action
461 * @return The data associated to the current action
463 void *getData() {return p_data;}
466 * @brief Set the data associated to the current action
468 * @param data The new data associated to the current action
470 void setData(void* data);
473 * @brief Get the maximum duration of the current action
475 * @return The maximum duration of the current action
477 double getMaxDuration() {return m_maxDuration;}
480 * @brief Get the category associated to the current action
482 * @return The category associated to the current action
484 char *getCategory() {return p_category;}
487 * @brief Get the cost of the current action
489 * @return The cost of the current action
491 double getCost() {return m_cost;}
494 * @brief Set the cost of the current action
496 * @param cost The new cost of the current action
498 void setCost(double cost) {m_cost = cost;}
501 * @brief Update the maximum duration of the current action
503 * @param delta [TODO]
505 void updateMaxDuration(double delta) {double_update(&m_maxDuration, delta);}
508 * @brief Update the remaining time of the current action
510 * @param delta [TODO]
512 void updateRemains(double delta) {double_update(&m_remains, delta);}
515 * @brief Set the remaining time of the current action
517 * @param value The new remaining time of the current action
519 void setRemains(double value) {m_remains = value;}
522 * @brief Set the finish time of the current action
524 * @param value The new Finush time of the current action
526 void setFinishTime(double value) {m_finish = value;}
529 * @brief Add a reference to the current action
534 * @brief Remove a reference to the current action
535 * @details If the Action has no more reference, we destroy it
537 * @return true if the action was destroyed and false if someone still has references on it
542 * @brief Cancel the current Action if running
544 virtual void cancel();
547 * @brief Recycle an Action
549 virtual void recycle(){};
552 * @brief Suspend the current Action
554 virtual void suspend();
557 * @brief Resume the current Action
559 virtual void resume();
562 * @brief Check if the current action is running
564 * @return true if the current Action is suspended, false otherwise
566 virtual bool isSuspended();
569 * @brief Set the maximum duration of the current Action
571 * @param duration The new maximum duration of the current Action
573 virtual void setMaxDuration(double duration);
576 * @brief Set the priority of the current Action
578 * @param priority The new priority of the current Action
580 virtual void setPriority(double priority);
584 * @brief Set the category of the current Action
586 * @param category The new category of the current Action
588 void setCategory(const char *category);
592 * @brief Get the remaining time of the current action after updating the resource
594 * @return The remaining time
596 virtual double getRemains();
599 * @brief Get the remaining time of the current action without updating the resource
601 * @return The remaining time
603 double getRemainsNoUpdate();
605 #ifdef HAVE_LATENCY_BOUND_TRACKING
607 * @brief Check if the action is limited by latency.
609 * @return 1 if action is limited by latency, 0 otherwise
611 int getLatencyLimited();
615 * @brief Get the priority of the current Action
617 * @return The priority of the current Action
619 double getPriority() {return m_priority;};
622 * @brief Get the state set in which the action is
625 * @return The state set in which the action is
627 ActionListPtr getStateSet() {return p_stateSet;};
629 s_xbt_swag_hookup_t p_stateHookup;
632 ActionListPtr p_stateSet;
633 double m_priority; /**< priority (1.0 by default) */
635 double m_remains; /**< How much of that cost remains to be done in the currently running task */
636 double m_maxDuration; /*< max_duration (may fluctuate until the task is completed) */
637 double m_finish; /**< finish time : this is modified during the run and fluctuates until the task is completed */
639 ModelPtr getModel() {return p_model;}
642 int resourceUsed(void *resource_id);
645 * @brief Share the resources to the actions
649 * @return in how much time the next action may terminatedescription]
651 double shareResources(double now);
654 * @brief Update the current action state
658 * @param delta [TODO]
660 void updateActionsState(double now, double delta);
663 * @brief Update the [TODO]
667 * @param event_type [TODO]
668 * @param value [TODO]
671 void updateResourceState(void *id, tmgr_trace_event_t event_type,
672 double value, double time);
674 ActionLmmListPtr p_modifiedSet;
675 xbt_heap_t p_actionHeap;
676 int m_selectiveUpdate;
678 double m_start; /**< start time */
679 char *p_category; /**< tracing category for categorized resource utilization monitoring */
681 #ifdef HAVE_LATENCY_BOUND_TRACKING
682 int m_latencyLimited; /**< Set to 1 if is limited by latency, 0 otherwise */
686 void *p_data; /**< for your convenience */
690 virtual void updateRemainingLazy(double now);
691 void heapInsert(xbt_heap_t heap, double key, enum heap_action_type hat);
692 void heapRemove(xbt_heap_t heap);
693 void updateIndexHeap(int i);
694 lmm_variable_t getVariable() {return p_variable;}
695 double getLastUpdate() {return m_lastUpdate;}
696 void refreshLastUpdate() {m_lastUpdate = surf_get_clock();}
697 enum heap_action_type getHat() {return m_hat;}
698 bool is_linked() {return actionLmmHook::is_linked();}
702 lmm_variable_t p_variable;
707 enum heap_action_type m_hat;
710 #endif /* SURF_MODEL_H_ */