-/* Copyright (c) 2016. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2016-2021. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-#include <simgrid/s4u/forward.hpp>
+#ifndef SIMGRID_KERNEL_ENGINEIMPL_HPP
+#define SIMGRID_KERNEL_ENGINEIMPL_HPP
+
+#include <simgrid/kernel/resource/Model.hpp>
+#include <simgrid/s4u/Engine.hpp>
+#include <simgrid/s4u/NetZone.hpp>
+#include <simgrid/simix.hpp>
+#include <xbt/dynar.h>
+#include <xbt/functional.hpp>
+
+#include "src/kernel/activity/ExecImpl.hpp"
+#include "src/kernel/activity/IoImpl.hpp"
+#include "src/kernel/activity/MailboxImpl.hpp"
+#include "src/kernel/activity/SleepImpl.hpp"
+#include "src/kernel/activity/SynchroRaw.hpp"
+#include "src/kernel/actor/ActorImpl.hpp"
+
+#include <boost/intrusive/list.hpp>
+#include <map>
+#include <mutex>
+#include <set>
#include <string>
#include <unordered_map>
+#include <vector>
namespace simgrid {
namespace kernel {
-namespace routing {
-class NetZoneImpl;
-class NetPoint;
-}
class EngineImpl {
+ std::map<std::string, s4u::Host*, std::less<>> hosts_;
+ std::map<std::string, resource::LinkImpl*, std::less<>> links_;
+ std::unordered_map<std::string, routing::NetPoint*> netpoints_;
+ std::unordered_map<std::string, activity::MailboxImpl*> mailboxes_;
+
+ std::unordered_map<std::string, actor::ActorCodeFactory> registered_functions; // Maps function names to actor code
+ actor::ActorCodeFactory default_function; // Function to use as a fallback when the provided name matches nothing
+ std::vector<resource::Model*> models_;
+ std::unordered_map<std::string, std::shared_ptr<resource::Model>> models_prio_;
+ routing::NetZoneImpl* netzone_root_ = nullptr;
+ std::set<actor::ActorImpl*> daemons_;
+ std::vector<actor::ActorImpl*> actors_to_run_;
+ std::vector<actor::ActorImpl*> actors_that_ran_;
+ std::map<aid_t, actor::ActorImpl*> actor_list_;
+ boost::intrusive::list<actor::ActorImpl,
+ boost::intrusive::member_hook<actor::ActorImpl, boost::intrusive::list_member_hook<>,
+ &actor::ActorImpl::kernel_destroy_list_hook>>
+ actors_to_destroy_;
+#if SIMGRID_HAVE_MC
+ /* MCer cannot read members actor_list_ and actors_to_destroy_ above in the remote process, so we copy the info it
+ * needs in a dynar.
+ * FIXME: This is supposed to be a temporary hack.
+ * A better solution would be to change the split between MCer and MCed, where the responsibility
+ * to compute the list of the enabled transitions goes to the MCed.
+ * That way, the MCer would not need to have the list of actors on its side.
+ * These info could be published by the MCed to the MCer in a way inspired of vd.so
+ */
+ xbt_dynar_t actors_vector_ = xbt_dynar_new(sizeof(actor::ActorImpl*), nullptr);
+ xbt_dynar_t dead_actors_vector_ = xbt_dynar_new(sizeof(actor::ActorImpl*), nullptr);
+#endif
+
+ std::vector<xbt::Task<void()>> tasks;
+ std::vector<xbt::Task<void()>> tasksTemp;
+
+ std::mutex mutex_;
+ friend s4u::Engine;
+
public:
- EngineImpl();
+ EngineImpl() = default;
+
+ EngineImpl(const EngineImpl&) = delete;
+ EngineImpl& operator=(const EngineImpl&) = delete;
virtual ~EngineImpl();
- kernel::routing::NetZoneImpl* netRoot_ = nullptr;
-protected:
- std::unordered_map<std::string, simgrid::kernel::routing::NetPoint*> netpoints_;
- friend simgrid::s4u::Engine;
+ void load_deployment(const std::string& file) const;
+ void register_function(const std::string& name, const actor::ActorCodeFactory& code);
+ void register_default(const actor::ActorCodeFactory& code);
+
+ /**
+ * @brief Add a model to engine list
+ *
+ * @param model Pointer to model
+ * @param list List of dependencies for this model
+ */
+ void add_model(std::shared_ptr<simgrid::kernel::resource::Model> model,
+ const std::vector<resource::Model*>& dep_models = {});
+
+ /** @brief Get list of all models managed by this engine */
+ const std::vector<resource::Model*>& get_all_models() const { return models_; }
+
+ static EngineImpl* get_instance() { return simgrid::s4u::Engine::get_instance()->pimpl; }
+ actor::ActorCodeFactory get_function(const std::string& name)
+ {
+ auto res = registered_functions.find(name);
+ if (res == registered_functions.end())
+ return default_function;
+ else
+ return res->second;
+ }
+ void add_daemon(actor::ActorImpl* d) { daemons_.insert(d); }
+ void remove_daemon(actor::ActorImpl* d);
+ void add_actor_to_run_list(actor::ActorImpl* actor);
+ void add_actor_to_run_list_no_check(actor::ActorImpl* actor);
+ void add_actor_to_destroy_list(actor::ActorImpl& actor) { actors_to_destroy_.push_back(actor); }
+
+ bool has_actors_to_run() const { return not actors_to_run_.empty(); }
+ const actor::ActorImpl* get_first_actor_to_run() const { return actors_to_run_.front(); }
+ const actor::ActorImpl* get_actor_to_run_at(unsigned long int i) const { return actors_to_run_[i]; }
+ unsigned long int get_actor_to_run_count() const { return actors_to_run_.size(); }
+ size_t get_actor_count() const { return actor_list_.size(); }
+ actor::ActorImpl* get_actor_by_pid(aid_t pid);
+ void add_actor(aid_t pid, actor::ActorImpl* actor) { actor_list_[pid] = actor; }
+ void remove_actor(aid_t pid) { actor_list_.erase(pid); }
+
+#if SIMGRID_HAVE_MC
+ xbt_dynar_t get_actors_vector() const { return actors_vector_; }
+ xbt_dynar_t get_dead_actors_vector() const { return dead_actors_vector_; }
+ void reset_actor_dynar() { xbt_dynar_reset(actors_vector_); }
+ void add_actor_to_dynar(actor::ActorImpl* actor) { xbt_dynar_push_as(actors_vector_, actor::ActorImpl*, actor); }
+ void add_dead_actor_to_dynar(actor::ActorImpl* actor)
+ {
+ xbt_dynar_push_as(dead_actors_vector_, actor::ActorImpl*, actor);
+ }
+#endif
+
+ const std::map<aid_t, actor::ActorImpl*>& get_actor_list() const { return actor_list_; }
+ const std::vector<actor::ActorImpl*>& get_actors_to_run() const { return actors_to_run_; }
+ const std::vector<actor::ActorImpl*>& get_actors_that_ran() const { return actors_that_ran_; }
+
+ std::mutex& get_mutex() { return mutex_; }
+ bool execute_tasks();
+ void add_task(xbt::Task<void()>&& t) { tasks.push_back(std::move(t)); }
+ void wake_all_waiting_actors() const;
+ /**
+ * Garbage collection
+ *
+ * Should be called some time to time to free the memory allocated for actors that have finished (or killed).
+ */
+ void empty_trash();
+ void display_all_actor_status() const;
+ void run_all_actors();
+
+ /** @brief Run the main simulation loop. */
+ void run();
};
-}
-}
+
+} // namespace kernel
+} // namespace simgrid
+
+#endif