1 /* Copyright (c) 2016-2021. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #ifndef SIMGRID_KERNEL_ENGINEIMPL_HPP
7 #define SIMGRID_KERNEL_ENGINEIMPL_HPP
9 #include <simgrid/kernel/resource/Model.hpp>
10 #include <simgrid/s4u/Engine.hpp>
11 #include <simgrid/s4u/NetZone.hpp>
12 #include <simgrid/simix.hpp>
16 #include <unordered_map>
22 std::map<std::string, s4u::Host*, std::less<>> hosts_;
23 std::map<std::string, resource::LinkImpl*, std::less<>> links_;
24 std::unordered_map<std::string, routing::NetPoint*> netpoints_;
25 std::unordered_map<std::string, actor::ActorCodeFactory> registered_functions; // Maps function names to actor code
26 actor::ActorCodeFactory default_function; // Function to use as a fallback when the provided name matches nothing
27 std::vector<std::unique_ptr<simgrid::kernel::resource::Model>> models_;
28 std::unordered_map<simgrid::kernel::resource::Model::Type, std::vector<simgrid::kernel::resource::Model*>>
34 EngineImpl() = default;
36 EngineImpl(const EngineImpl&) = delete;
37 EngineImpl& operator=(const EngineImpl&) = delete;
38 virtual ~EngineImpl();
40 void load_deployment(const std::string& file) const;
41 void register_function(const std::string& name, const actor::ActorCodeFactory& code);
42 void register_default(const actor::ActorCodeFactory& code);
45 * @brief Add a model to engine list
47 * @param type Model type (network, disk, etc)
48 * @param model Pointer to model
49 * @param is_default Is this the default model for this type of resource in this exp
51 void add_model(simgrid::kernel::resource::Model::Type type, std::unique_ptr<simgrid::kernel::resource::Model> model,
52 bool is_default = false);
54 * @brief Add a model (specific for ptask)
56 * Ptask is special. The CPU and NETWORK models need to be in the managed
57 * resources by surf_solve (model_by_type) but cannot be in the list of
58 * all models (old all_existing_models global variable)
60 * This methods does this job while we cannot handle ptask as the remaining models
62 void add_model_ptask(simgrid::kernel::resource::Model::Type type, simgrid::kernel::resource::Model* model,
64 /** @brief Get current default model for a resource type */
65 simgrid::kernel::resource::Model* get_default_model(simgrid::kernel::resource::Model::Type type);
67 /** @brief Get list of models created for a resource type */
68 const std::vector<simgrid::kernel::resource::Model*>& get_model_list(simgrid::kernel::resource::Model::Type type)
70 return models_by_type_[type];
72 /** @brief Get list of all models managed by this engine */
73 const std::vector<std::unique_ptr<simgrid::kernel::resource::Model>>& get_all_models() { return models_; }
75 routing::NetZoneImpl* netzone_root_ = nullptr;
76 static EngineImpl* get_instance() { return simgrid::s4u::Engine::get_instance()->pimpl; }
77 actor::ActorCodeFactory get_function(const std::string& name)
79 auto res = registered_functions.find(name);
80 if (res == registered_functions.end())
81 return default_function;
88 } // namespace simgrid