X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/4a6b0a991a67e6f2f67c03fed43529e078da7115..bcb5cde966bef9e174da1c93cdb2158c0880a613:/src/surf/storage_n11.cpp diff --git a/src/surf/storage_n11.cpp b/src/surf/storage_n11.cpp index 6fc77aed93..03b357c554 100644 --- a/src/surf/storage_n11.cpp +++ b/src/surf/storage_n11.cpp @@ -1,314 +1,198 @@ -/* Copyright (c) 2013-2015. The SimGrid Team. - * All rights reserved. */ +/* Copyright (c) 2013-2017. 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 "storage_n11.hpp" -#include "surf_private.h" +#include "simgrid/s4u/Engine.hpp" +#include "src/kernel/routing/NetPoint.hpp" #include /*ceil*/ -XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_storage); -static int storage_selective_update = 0; -static xbt_swag_t storage_running_action_set_that_does_not_need_being_checked = NULL; +XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_storage); /************* * CallBacks * *************/ +extern std::map storage_types; -static XBT_INLINE void routing_storage_type_free(void *r) -{ - storage_type_t stype = (storage_type_t) r; - free(stype->model); - free(stype->type_id); - free(stype->content); - free(stype->content_type); - xbt_dict_free(&(stype->properties)); - xbt_dict_free(&(stype->model_properties)); - free(stype); -} - -static XBT_INLINE void surf_storage_resource_free(void *r) -{ - // specific to storage - simgrid::surf::Storage *storage = static_cast(r); - // generic resource - delete storage; -} - -static XBT_INLINE void routing_storage_host_free(void *r) +static void check_disk_attachment() { - xbt_dynar_t dyn = (xbt_dynar_t) r; - xbt_dynar_free(&dyn); + for (auto s : *simgrid::surf::StorageImpl::storagesMap()) { + simgrid::kernel::routing::NetPoint* host_elm = sg_netpoint_by_name_or_null(s.second->attach_.c_str()); + if (not host_elm) + surf_parse_error("Unable to attach storage %s: host %s does not exist.", s.second->cname(), + s.second->attach_.c_str()); + else + s.second->piface_.attached_to_ = sg_host_by_name(s.second->attach_.c_str()); + } } void storage_register_callbacks() { - ROUTING_STORAGE_LEVEL = xbt_lib_add_level(storage_lib, xbt_free_f); - ROUTING_STORAGE_HOST_LEVEL = xbt_lib_add_level(storage_lib, routing_storage_host_free); - ROUTING_STORAGE_TYPE_LEVEL = xbt_lib_add_level(storage_type_lib, routing_storage_type_free); - SURF_STORAGE_LEVEL = xbt_lib_add_level(storage_lib, surf_storage_resource_free); + simgrid::s4u::onPlatformCreated.connect(check_disk_attachment); + instr_routing_define_callbacks(); } /********* * Model * *********/ -void surf_storage_model_init_default(void) +void surf_storage_model_init_default() { surf_storage_model = new simgrid::surf::StorageN11Model(); - xbt_dynar_push(all_existing_models, &surf_storage_model); + all_existing_models->push_back(surf_storage_model); } namespace simgrid { namespace surf { -StorageN11Model::StorageN11Model() : StorageModel() { - Action *action = NULL; - - XBT_DEBUG("surf_storage_model_init_internal"); - - storage_running_action_set_that_does_not_need_being_checked = - xbt_swag_new(xbt_swag_offset(*action, p_stateHookup)); - if (!p_maxminSystem) { - p_maxminSystem = lmm_system_new(storage_selective_update); - } -} - -StorageN11Model::~StorageN11Model(){ - xbt_swag_free(storage_running_action_set_that_does_not_need_being_checked); - storage_running_action_set_that_does_not_need_being_checked = NULL; -} - -Storage *StorageN11Model::createStorage(const char* id, const char* type_id, - const char* content_name, const char* content_type, xbt_dict_t properties, - const char* attach) +StorageImpl* StorageN11Model::createStorage(const char* id, const char* type_id, const char* content_name, + const char* attach) { + storage_type_t storage_type = storage_types.at(type_id); - xbt_assert(!surf_storage_resource_priv(surf_storage_resource_by_name(id)), - "Storage '%s' declared several times in the platform file", - id); - - storage_type_t storage_type = (storage_type_t) xbt_lib_get_or_null(storage_type_lib, type_id,ROUTING_STORAGE_TYPE_LEVEL); + double Bread = + surf_parse_get_bandwidth(storage_type->model_properties->at("Bread").c_str(), "property Bread, storage", type_id); + double Bwrite = surf_parse_get_bandwidth(storage_type->model_properties->at("Bwrite").c_str(), + "property Bwrite, storage", type_id); - double Bread = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->model_properties, "Bread"), - "property Bread, storage",type_id); - double Bwrite = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->model_properties, "Bwrite"), - "property Bwrite, storage",type_id); - double Bconnection = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->model_properties, "Bconnection"), - "property Bconnection, storage",type_id); - - Storage *storage = new StorageN11(this, id, properties, p_maxminSystem, - Bread, Bwrite, Bconnection, type_id, (char *)content_name, - xbt_strdup(content_type), storage_type->size, (char *) attach); + StorageImpl* storage = new StorageN11(this, id, maxminSystem_, Bread, Bwrite, type_id, (char*)content_name, + storage_type->size, (char*)attach); storageCreatedCallbacks(storage); - xbt_lib_set(storage_lib, id, SURF_STORAGE_LEVEL, storage); - XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s'\n\t\tproperties '%p'\n\t\tBread '%f'\n", - id, - type_id, - properties, - Bread); + XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s'\n\t\tBread '%f'\n", id, type_id, Bread); - if(!p_storageList) - p_storageList = xbt_dynar_new(sizeof(char *),NULL); - xbt_dynar_push(p_storageList, &storage); + p_storageList.push_back(storage); return storage; } -double StorageN11Model::next_occuring_event(double /*now*/) +double StorageN11Model::nextOccuringEvent(double now) { - XBT_DEBUG("storage_share_resources"); - unsigned int i, j; - Storage *storage; - void *_write_action; - StorageAction *write_action; - - double min_completion = shareResourcesMaxMin(getRunningActionSet(), - p_maxminSystem, lmm_solve); - - double rate; - // Foreach disk - xbt_dynar_foreach(p_storageList,i,storage) - { - rate = 0; - // Foreach write action on disk - xbt_dynar_foreach(storage->p_writeActions, j, _write_action) - { - write_action = static_cast(_write_action); - rate += lmm_variable_getvalue(write_action->getVariable()); - } - if(rate > 0) - min_completion = MIN(min_completion, (storage->m_size-storage->m_usedSize)/rate); - } - - return min_completion; + return StorageModel::nextOccuringEventFull(now); } void StorageN11Model::updateActionsState(double /*now*/, double delta) { - StorageAction *action = NULL; ActionList *actionSet = getRunningActionSet(); for(ActionList::iterator it(actionSet->begin()), itNext=it, itend(actionSet->end()) ; it != itend ; it=itNext) { ++itNext; - action = static_cast(&*it); - if(action->m_type == WRITE) - { + StorageAction *action = static_cast(&*it); + + if (action->type_ == WRITE) { // Update the disk usage // Update the file size // For each action of type write - volatile double current_progress = - delta * lmm_variable_getvalue(action->getVariable()); + double current_progress = delta * lmm_variable_getvalue(action->getVariable()); long int incr = current_progress; - XBT_DEBUG("%s:\n\t progress = %.2f, current_progress = %.2f, " - "incr = %ld, lrint(1) = %ld, lrint(2) = %ld", - action->p_file->name, - action->progress, current_progress, incr, - lrint(action->progress + current_progress), - lrint(action->progress)+ incr); + XBT_DEBUG("%s:\n\t progress = %.2f, current_progress = %.2f, incr = %ld, lrint(1) = %ld, lrint(2) = %ld", + action->file_->cname(), action->progress_, current_progress, incr, + lrint(action->progress_ + current_progress), lrint(action->progress_) + incr); /* take care of rounding error accumulation */ - if (lrint(action->progress + current_progress) > - lrint(action->progress)+ incr) + if (lrint(action->progress_ + current_progress) > lrint(action->progress_) + incr) incr++; - action->progress +=current_progress; + action->progress_ += current_progress; - action->p_storage->m_usedSize += incr; // disk usage - action->p_file->current_position+= incr; // current_position + action->storage_->usedSize_ += incr; // disk usage + action->file_->incrPosition(incr); // current_position // which becomes the new file size - action->p_file->size = action->p_file->current_position ; + action->file_->setSize(action->file_->tell()); - sg_size_t *psize = xbt_new(sg_size_t,1); - *psize = action->p_file->size; - xbt_dict_t content_dict = action->p_storage->p_content; - xbt_dict_set(content_dict, action->p_file->name, psize, NULL); + action->storage_->content_->erase(action->file_->cname()); + action->storage_->content_->insert({action->file_->cname(), action->file_->size()}); } action->updateRemains(lmm_variable_getvalue(action->getVariable()) * delta); - if (action->getMaxDuration() != NO_MAX_DURATION) + if (action->getMaxDuration() > NO_MAX_DURATION) action->updateMaxDuration(delta); - if(action->getRemainsNoUpdate() > 0 && - lmm_get_variable_weight(action->getVariable()) > 0 && - action->p_storage->m_usedSize == action->p_storage->m_size) - { + if (action->getRemainsNoUpdate() > 0 && lmm_get_variable_weight(action->getVariable()) > 0 && + action->storage_->usedSize_ == action->storage_->size_) { action->finish(); - action->setState(SURF_ACTION_FAILED); - } else if ((action->getRemainsNoUpdate() <= 0) && - (lmm_get_variable_weight(action->getVariable()) > 0)) - { + action->setState(Action::State::failed); + } else if (((action->getRemainsNoUpdate() <= 0) && (lmm_get_variable_weight(action->getVariable()) > 0)) || + ((action->getMaxDuration() > NO_MAX_DURATION) && (action->getMaxDuration() <= 0))) { action->finish(); - action->setState(SURF_ACTION_DONE); - } else if ((action->getMaxDuration() != NO_MAX_DURATION) && - (action->getMaxDuration() <= 0)) - { - action->finish(); - action->setState(SURF_ACTION_DONE); + action->setState(Action::State::done); } } - return; } /************ * Resource * ************/ -StorageN11::StorageN11(StorageModel *model, const char* name, - xbt_dict_t properties, lmm_system_t maxminSystem, double bread, - double bwrite, double bconnection, const char* type_id, char *content_name, - char *content_type, sg_size_t size, char *attach) -: Storage(model, name, properties, - maxminSystem, bread, bwrite, bconnection, type_id, content_name, content_type, size, attach) { - XBT_DEBUG("Create resource with Bconnection '%f' Bread '%f' Bwrite '%f' and Size '%llu'", bconnection, bread, bwrite, size); +StorageN11::StorageN11(StorageModel* model, const char* name, lmm_system_t maxminSystem, double bread, double bwrite, + const char* type_id, char* content_name, sg_size_t size, char* attach) + : StorageImpl(model, name, maxminSystem, bread, bwrite, type_id, content_name, size, attach) +{ + XBT_DEBUG("Create resource with Bread '%f' Bwrite '%f' and Size '%llu'", bread, bwrite, size); + simgrid::s4u::Storage::onCreation(this->piface_); } StorageAction *StorageN11::open(const char* mount, const char* path) { XBT_DEBUG("\tOpen file '%s'",path); - sg_size_t size, *psize; - psize = (sg_size_t*) xbt_dict_get_or_null(p_content, path); + sg_size_t size; // if file does not exist create an empty file - if(psize) - size = *psize; + if (content_->find(path) != content_->end()) + size = content_->at(path); else { - psize = xbt_new(sg_size_t,1); size = 0; - *psize = size; - xbt_dict_set(p_content, path, psize, NULL); + content_->insert({path, size}); XBT_DEBUG("File '%s' was not found, file created.",path); } - surf_file_t file = xbt_new0(s_surf_file_t,1); - file->name = xbt_strdup(path); - file->size = size; - file->mount = xbt_strdup(mount); - file->current_position = 0; + FileImpl* file = new FileImpl(path, mount, size); - StorageAction *action = new StorageN11Action(getModel(), 0, isOff(), this, OPEN); - action->p_file = file; + StorageAction* action = new StorageN11Action(model(), 0, isOff(), this, OPEN); + action->file_ = file; return action; } StorageAction *StorageN11::close(surf_file_t fd) { - char *filename = fd->name; - XBT_DEBUG("\tClose file '%s' size '%llu'", filename, fd->size); - // unref write actions from storage - void *_write_action; - StorageAction *write_action; - unsigned int i; - xbt_dynar_foreach(p_writeActions, i, _write_action) { - write_action = static_cast(_write_action); - if ((write_action->p_file) == fd) { - xbt_dynar_cursor_rm(p_writeActions, &i); - write_action->unref(); - } - } - free(fd->name); - free(fd->mount); - xbt_free(fd); - StorageAction *action = new StorageN11Action(getModel(), 0, isOff(), this, CLOSE); + XBT_DEBUG("\tClose file '%s' size '%llu'", fd->cname(), fd->size()); + StorageAction* action = new StorageN11Action(model(), 0, isOff(), this, CLOSE); return action; } StorageAction *StorageN11::read(surf_file_t fd, sg_size_t size) { - if(fd->current_position + size > fd->size){ - if (fd->current_position > fd->size){ + if (fd->tell() + size > fd->size()) { + if (fd->tell() > fd->size()) { size = 0; } else { - size = fd->size - fd->current_position; + size = fd->size() - fd->tell(); } - fd->current_position = fd->size; + fd->setPosition(fd->size()); } else - fd->current_position += size; + fd->incrPosition(size); - StorageAction *action = new StorageN11Action(getModel(), size, isOff(), this, READ); + StorageAction* action = new StorageN11Action(model(), size, isOff(), this, READ); return action; } StorageAction *StorageN11::write(surf_file_t fd, sg_size_t size) { - char *filename = fd->name; - XBT_DEBUG("\tWrite file '%s' size '%llu/%llu'",filename,size,fd->size); - - StorageAction *action = new StorageN11Action(getModel(), size, isOff(), this, WRITE); - action->p_file = fd; - /* Substract the part of the file that might disappear from the used sized on - * the storage element */ - m_usedSize -= (fd->size - fd->current_position); + XBT_DEBUG("\tWrite file '%s' size '%llu/%llu'", fd->cname(), size, fd->size()); + + StorageAction* action = new StorageN11Action(model(), size, isOff(), this, WRITE); + action->file_ = fd; + /* Substract the part of the file that might disappear from the used sized on the storage element */ + usedSize_ -= (fd->size() - fd->tell()); // If the storage is full before even starting to write - if(m_usedSize==m_size) { - action->setState(SURF_ACTION_FAILED); + if(usedSize_==size_) { + action->setState(Action::State::failed); } return action; } @@ -317,42 +201,37 @@ StorageAction *StorageN11::write(surf_file_t fd, sg_size_t size) * Action * **********/ -StorageN11Action::StorageN11Action(Model *model, double cost, bool failed, Storage *storage, e_surf_action_storage_type_t type) -: StorageAction(model, cost, failed, - lmm_variable_new(model->getMaxminSystem(), this, 1.0, -1.0 , 3), - storage, type) { - XBT_IN("(%s,%g", storage->getName(), cost); +StorageN11Action::StorageN11Action(Model* model, double cost, bool failed, StorageImpl* storage, + e_surf_action_storage_type_t type) + : StorageAction(model, cost, failed, lmm_variable_new(model->getMaxminSystem(), this, 1.0, -1.0, 3), storage, type) +{ + XBT_IN("(%s,%g", storage->cname(), cost); // Must be less than the max bandwidth for all actions - lmm_expand(model->getMaxminSystem(), storage->getConstraint(), getVariable(), 1.0); + lmm_expand(model->getMaxminSystem(), storage->constraint(), getVariable(), 1.0); switch(type) { case OPEN: case CLOSE: case STAT: break; case READ: - lmm_expand(model->getMaxminSystem(), storage->p_constraintRead, - getVariable(), 1.0); + lmm_expand(model->getMaxminSystem(), storage->constraintRead_, getVariable(), 1.0); break; case WRITE: - lmm_expand(model->getMaxminSystem(), storage->p_constraintWrite, - getVariable(), 1.0); - - //TODO there is something annoying with what's below. Have to sort it out... - // Action *action = this; - // xbt_dynar_push(storage->p_writeActions, &action); - // ref(); + lmm_expand(model->getMaxminSystem(), storage->constraintWrite_, getVariable(), 1.0); break; + default: + THROW_UNIMPLEMENTED; } XBT_OUT(); } int StorageN11Action::unref() { - m_refcount--; - if (!m_refcount) { + refcount_--; + if (not refcount_) { if (action_hook.is_linked()) - p_stateSet->erase(p_stateSet->iterator_to(*this)); + stateSet_->erase(stateSet_->iterator_to(*this)); if (getVariable()) lmm_variable_free(getModel()->getMaxminSystem(), getVariable()); xbt_free(getCategory()); @@ -364,16 +243,15 @@ int StorageN11Action::unref() void StorageN11Action::cancel() { - setState(SURF_ACTION_FAILED); - return; + setState(Action::State::failed); } void StorageN11Action::suspend() { XBT_IN("(%p)", this); - if (m_suspended != 2) { + if (suspended_ != 2) { lmm_update_variable_weight(getModel()->getMaxminSystem(), getVariable(), 0.0); - m_suspended = 1; + suspended_ = 1; } XBT_OUT(); } @@ -385,7 +263,7 @@ void StorageN11Action::resume() bool StorageN11Action::isSuspended() { - return m_suspended == 1; + return suspended_ == 1; } void StorageN11Action::setMaxDuration(double /*duration*/) @@ -393,7 +271,7 @@ void StorageN11Action::setMaxDuration(double /*duration*/) THROW_UNIMPLEMENTED; } -void StorageN11Action::setPriority(double /*priority*/) +void StorageN11Action::setSharingWeight(double /*priority*/) { THROW_UNIMPLEMENTED; }