X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/5ad97e643fcc12fffcbcdfae0449d0b18292f4db..bde09a7b53c62986d6f22b10de50dec039b4f96a:/src/surf/surf_interface.cpp diff --git a/src/surf/surf_interface.cpp b/src/surf/surf_interface.cpp index 5fb89fb004..18620ac064 100644 --- a/src/surf/surf_interface.cpp +++ b/src/surf/surf_interface.cpp @@ -1,4 +1,4 @@ -/* Copyright (c) 2004-2018. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2004-2019. 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. */ @@ -7,9 +7,11 @@ #include "mc/mc.h" #include "simgrid/s4u/Engine.hpp" #include "simgrid/sg_config.hpp" -#include "src/internal_config.h" +#include "src/kernel/resource/profile/FutureEvtSet.hpp" +#include "src/kernel/resource/profile/Profile.hpp" #include "src/surf/HostImpl.hpp" #include "src/surf/xml/platf.hpp" +#include "src/xbt_modinter.h" /* whether initialization was already done */ #include "surf/surf.hpp" #include "xbt/module.h" @@ -27,51 +29,51 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_kernel, surf, "Logging specific to SURF (ke * Utils * *********/ -std::vector* all_existing_models = nullptr; /* to destroy models correctly */ +std::vector all_existing_models; /* to destroy models correctly */ -simgrid::trace_mgr::future_evt_set *future_evt_set = nullptr; +simgrid::kernel::profile::FutureEvtSet future_evt_set; std::vector surf_path; -std::vector host_that_restart; /** set of hosts for which one want to be notified if they ever restart. */ std::set watched_hosts; -extern std::map storage_types; +extern std::map storage_types; -#include // FIXME: this plug-in should not be linked to the core -#include // FIXME: this plug-in should not be linked to the core +std::vector* surf_plugin_description = nullptr; -s_surf_model_description_t surf_plugin_description[] = { - {"Energy", "Cpu energy consumption.", &sg_host_energy_plugin_init}, - {"Load", "Cpu load.", &sg_host_load_plugin_init}, - {nullptr, nullptr, nullptr} /* this array must be nullptr terminated */ -}; +static void XBT_ATTRIB_DESTRUCTOR(800) simgrid_free_plugin_description() +{ + delete surf_plugin_description; + surf_plugin_description = nullptr; +} + +XBT_PUBLIC void simgrid_add_plugin_description(const char* name, const char* description, void_f_void_t init_fun) +{ + if (not surf_plugin_description) + surf_plugin_description = new std::vector(); + surf_plugin_description->emplace_back(surf_model_description_t{name, description, init_fun}); +} /* Don't forget to update the option description in smx_config when you change this */ -s_surf_model_description_t surf_network_model_description[] = { - {"LV08", "Realistic network analytic model (slow-start modeled by multiplying latency by 13.01, bandwidth by .97; " - "bottleneck sharing uses a payload of S=20537 for evaluating RTT). ", +const std::vector surf_network_model_description = { + {"LV08", + "Realistic network analytic model (slow-start modeled by multiplying latency by 13.01, bandwidth by .97; " + "bottleneck sharing uses a payload of S=20537 for evaluating RTT). ", &surf_network_model_init_LegrandVelho}, - {"Constant", "Simplistic network model where all communication take a constant time (one second). This model " - "provides the lowest realism, but is (marginally) faster.", + {"Constant", + "Simplistic network model where all communication take a constant time (one second). This model " + "provides the lowest realism, but is (marginally) faster.", &surf_network_model_init_Constant}, - {"SMPI", "Realistic network model specifically tailored for HPC settings (accurate modeling of slow start with " - "correction factors on three intervals: < 1KiB, < 64 KiB, >= 64 KiB)", + {"SMPI", + "Realistic network model specifically tailored for HPC settings (accurate modeling of slow start with " + "correction factors on three intervals: < 1KiB, < 64 KiB, >= 64 KiB)", &surf_network_model_init_SMPI}, {"IB", "Realistic network model specifically tailored for HPC settings, with Infiniband contention model", &surf_network_model_init_IB}, - {"CM02", "Legacy network analytic model (Very similar to LV08, but without corrective factors. The timings of " - "small messages are thus poorly modeled).", + {"CM02", + "Legacy network analytic model (Very similar to LV08, but without corrective factors. The timings of " + "small messages are thus poorly modeled).", &surf_network_model_init_CM02}, - {"NS3", "Network pseudo-model using the NS3 tcp model instead of an analytic model", &surf_network_model_init_NS3}, - {"Reno", - "Model from Steven H. Low using lagrange_solve instead of lmm_solve (experts only; check the code for more info).", - &surf_network_model_init_Reno}, - {"Reno2", - "Model from Steven H. Low using lagrange_solve instead of lmm_solve (experts only; check the code for more info).", - &surf_network_model_init_Reno2}, - {"Vegas", - "Model from Steven H. Low using lagrange_solve instead of lmm_solve (experts only; check the code for more info).", - &surf_network_model_init_Vegas}, - {nullptr, nullptr, nullptr} /* this array must be nullptr terminated */ + {"ns-3", "Network pseudo-model using the ns-3 tcp model instead of an analytic model", + &surf_network_model_init_NS3}, }; #if ! HAVE_SMPI @@ -84,32 +86,37 @@ void surf_network_model_init_IB() { #endif #if !SIMGRID_HAVE_NS3 void surf_network_model_init_NS3() { - xbt_die("Please activate NS3 support in cmake and install the dependencies to use the NS3 network model."); + xbt_die("Please activate ns-3 support in cmake and install the dependencies to use the NS3 network model."); } #endif -s_surf_model_description_t surf_cpu_model_description[] = { - {"Cas01", "Simplistic CPU model (time=size/power).", &surf_cpu_model_init_Cas01}, - {nullptr, nullptr, nullptr} /* this array must be nullptr terminated */ +const std::vector surf_cpu_model_description = { + {"Cas01", "Simplistic CPU model (time=size/speed).", &surf_cpu_model_init_Cas01}, +}; + +const std::vector surf_host_model_description = { + {"default", "Default host model. Currently, CPU:Cas01 and network:LV08 (with cross traffic enabled)", + &surf_host_model_init_current_default}, + {"compound", "Host model that is automatically chosen if you change the network and CPU models", + &surf_host_model_init_compound}, + {"ptask_L07", "Host model somehow similar to Cas01+CM02 but allowing parallel tasks", + &surf_host_model_init_ptask_L07}, }; -s_surf_model_description_t surf_host_model_description[] = { - {"default", "Default host model. Currently, CPU:Cas01 and network:LV08 (with cross traffic enabled)", &surf_host_model_init_current_default}, - {"compound", "Host model that is automatically chosen if you change the network and CPU models", &surf_host_model_init_compound}, - {"ptask_L07", "Host model somehow similar to Cas01+CM02 but allowing parallel tasks", &surf_host_model_init_ptask_L07}, - {nullptr, nullptr, nullptr} /* this array must be nullptr terminated */ +const std::vector surf_optimization_mode_description = { + {"Lazy", "Lazy action management (partial invalidation in lmm + heap in action remaining).", nullptr}, + {"TI", "Trace integration. Highly optimized mode when using availability traces (only available for the Cas01 CPU " + "model for now).", + nullptr}, + {"Full", "Full update of remaining and variables. Slow but may be useful when debugging.", nullptr}, }; -s_surf_model_description_t surf_optimization_mode_description[] = { - {"Lazy", "Lazy action management (partial invalidation in lmm + heap in action remaining).", nullptr}, - {"TI", "Trace integration. Highly optimized mode when using availability traces (only available for the Cas01 CPU model for now).", nullptr}, - {"Full", "Full update of remaining and variables. Slow but may be useful when debugging.", nullptr}, - {nullptr, nullptr, nullptr} /* this array must be nullptr terminated */ +const std::vector surf_disk_model_description = { + {"default", "Simplistic disk model.", &surf_disk_model_init_default}, }; -s_surf_model_description_t surf_storage_model_description[] = { - {"default", "Simplistic storage model.", &surf_storage_model_init_default}, - {nullptr, nullptr, nullptr} /* this array must be nullptr terminated */ +const std::vector surf_storage_model_description = { + {"default", "Simplistic storage model.", &surf_storage_model_init_default}, }; double NOW = 0; @@ -119,11 +126,29 @@ double surf_get_clock() return NOW; } -std::ifstream* surf_ifsopen(std::string name) +/* returns whether #file_path is a absolute file path. Surprising, isn't it ? */ +static bool is_absolute_file_path(const std::string& file_path) +{ +#ifdef _WIN32 + WIN32_FIND_DATA wfd = {0}; + HANDLE hFile = FindFirstFile(file_path.c_str(), &wfd); + + if (INVALID_HANDLE_VALUE == hFile) + return false; + + FindClose(hFile); + return true; +#else + return (file_path.c_str()[0] == '/'); +#endif +} + +std::ifstream* surf_ifsopen(const std::string& name) { - std::ifstream* fs = new std::ifstream(); xbt_assert(not name.empty()); - if (__surf_is_absolute_file_path(name.c_str())) { /* don't mess with absolute file names */ + + std::ifstream* fs = new std::ifstream(); + if (is_absolute_file_path(name)) { /* don't mess with absolute file names */ fs->open(name.c_str(), std::ifstream::in); } @@ -141,14 +166,12 @@ std::ifstream* surf_ifsopen(std::string name) return fs; } -FILE *surf_fopen(const char *name, const char *mode) +FILE* surf_fopen(const std::string& name, const char* mode) { FILE *file = nullptr; - xbt_assert(name); - - if (__surf_is_absolute_file_path(name)) /* don't mess with absolute file names */ - return fopen(name, mode); + if (is_absolute_file_path(name)) /* don't mess with absolute file names */ + return fopen(name.c_str(), mode); /* search relative files in the path */ for (auto const& path_elm : surf_path) { @@ -161,140 +184,42 @@ FILE *surf_fopen(const char *name, const char *mode) return nullptr; } -/* The __surf_is_absolute_file_path() returns 1 if - * file_path is a absolute file path, in the other - * case the function returns 0. - */ -int __surf_is_absolute_file_path(const char *file_path) -{ -#ifdef _WIN32 - WIN32_FIND_DATA wfd = { 0 }; - HANDLE hFile = FindFirstFile(file_path, &wfd); - - if (INVALID_HANDLE_VALUE == hFile) - return 0; - - FindClose(hFile); - return 1; -#else - return (file_path[0] == '/'); -#endif -} - /** Displays the long description of all registered models, and quit */ -void model_help(const char *category, s_surf_model_description_t * table) +void model_help(const char* category, const std::vector& table) { - printf("Long description of the %s models accepted by this simulator:\n", category); - for (int i = 0; table[i].name; i++) - printf(" %s: %s\n", table[i].name, table[i].description); + XBT_HELP("Long description of the %s models accepted by this simulator:", category); + for (auto const& item : table) + XBT_HELP(" %s: %s", item.name, item.description); } -int find_model_description(s_surf_model_description_t* table, std::string name) +int find_model_description(const std::vector& table, const std::string& name) { - for (int i = 0; table[i].name; i++) - if (name == table[i].name) - return i; + auto pos = std::find_if(table.begin(), table.end(), + [&name](const surf_model_description_t& item) { return item.name == name; }); + if (pos != table.end()) + return std::distance(table.begin(), pos); - if (not table[0].name) + if (table.empty()) xbt_die("No model is valid! This is a bug."); - std::string name_list = std::string(table[0].name); - for (int i = 1; table[i].name; i++) - name_list = name_list + ", " + table[i].name; + std::string sep; + std::string name_list; + for (auto const& item : table) { + name_list += sep + item.name; + sep = ", "; + } xbt_die("Model '%s' is invalid! Valid models are: %s.", name.c_str(), name_list.c_str()); return -1; } -void sg_version_check(int lib_version_major, int lib_version_minor, int lib_version_patch) -{ - if ((lib_version_major != SIMGRID_VERSION_MAJOR) || (lib_version_minor != SIMGRID_VERSION_MINOR)) { - fprintf(stderr, "FATAL ERROR: Your program was compiled with SimGrid version %d.%d.%d, " - "and then linked against SimGrid %d.%d.%d. Please fix this.\n", - lib_version_major, lib_version_minor, lib_version_patch, SIMGRID_VERSION_MAJOR, SIMGRID_VERSION_MINOR, - SIMGRID_VERSION_PATCH); - abort(); - } - if (lib_version_patch != SIMGRID_VERSION_PATCH) { - if (SIMGRID_VERSION_PATCH >= 90 || lib_version_patch >= 90) { - fprintf( - stderr, - "FATAL ERROR: Your program was compiled with SimGrid version %d.%d.%d, " - "and then linked against SimGrid %d.%d.%d. \n" - "One of them is a development version, and should not be mixed with the stable release. Please fix this.\n", - lib_version_major, lib_version_minor, lib_version_patch, SIMGRID_VERSION_MAJOR, SIMGRID_VERSION_MINOR, - SIMGRID_VERSION_PATCH); - abort(); - } - fprintf(stderr, "Warning: Your program was compiled with SimGrid version %d.%d.%d, " - "and then linked against SimGrid %d.%d.%d. Proceeding anyway.\n", - lib_version_major, lib_version_minor, lib_version_patch, SIMGRID_VERSION_MAJOR, SIMGRID_VERSION_MINOR, - SIMGRID_VERSION_PATCH); - } -} - -void sg_version_get(int* ver_major, int* ver_minor, int* ver_patch) -{ - *ver_major = SIMGRID_VERSION_MAJOR; - *ver_minor = SIMGRID_VERSION_MINOR; - *ver_patch = SIMGRID_VERSION_PATCH; -} - -void sg_version() -{ - std::printf("This program was linked against %s (git: %s), found in %s.\n", - SIMGRID_VERSION_STRING, SIMGRID_GIT_VERSION, SIMGRID_INSTALL_PREFIX); - -#if SIMGRID_HAVE_MC - std::printf(" Model-checking support compiled in.\n"); -#else - std::printf(" Model-checking support disabled at compilation.\n"); -#endif - -#if SIMGRID_HAVE_NS3 - std::printf(" NS3 support compiled in.\n"); -#else - std::printf(" NS3 support disabled at compilation.\n"); -#endif - -#if SIMGRID_HAVE_JEDULE - std::printf(" Jedule support compiled in.\n"); -#else - std::printf(" Jedule support disabled at compilation.\n"); -#endif - -#if SIMGRID_HAVE_LUA - std::printf(" Lua support compiled in.\n"); -#else - std::printf(" Lua support disabled at compilation.\n"); -#endif - -#if SIMGRID_HAVE_MALLOCATOR - std::printf(" Mallocator support compiled in.\n"); -#else - std::printf(" Mallocator support disabled at compilation.\n"); -#endif - - std::printf("\nTo cite SimGrid in a publication, please use:\n" - " Henri Casanova, Arnaud Giersch, Arnaud Legrand, Martin Quinson, Frédéric Suter. \n" - " Versatile, Scalable, and Accurate Simulation of Distributed Applications and Platforms. \n" - " Journal of Parallel and Distributed Computing, Elsevier, 2014, 74 (10), pp.2899-2917.\n"); - std::printf("The pdf file and a BibTeX entry for LaTeX users can be found at http://hal.inria.fr/hal-01017319\n"); -} void surf_init(int *argc, char **argv) { - if (USER_HOST_LEVEL != -1) // Already initialized + if (xbt_initialized > 0) return; - XBT_DEBUG("Create all Libs"); - USER_HOST_LEVEL = simgrid::s4u::Host::extension_create(nullptr); - xbt_init(argc, argv); - if (not all_existing_models) - all_existing_models = new std::vector(); - if (not future_evt_set) - future_evt_set = new simgrid::trace_mgr::future_evt_set(); sg_config_init(argc, argv); @@ -305,23 +230,15 @@ void surf_init(int *argc, char **argv) void surf_exit() { simgrid::s4u::Engine::shutdown(); - sg_link_exit(); for (auto const& e : storage_types) { - simgrid::surf::StorageType* stype = e.second; + const simgrid::kernel::resource::StorageType* stype = e.second; delete stype->properties; delete stype->model_properties; delete stype; } - for (auto const& model : *all_existing_models) + for (auto const& model : all_existing_models) delete model; - delete all_existing_models; - - - if (future_evt_set) { - delete future_evt_set; - future_evt_set = nullptr; - } tmgr_finalize(); sg_platf_exit();