--- /dev/null
+#include "storage.hpp"
+#include "surf_private.h"
+
+#define __STDC_FORMAT_MACROS
+#include <inttypes.h>
+
+extern "C" {
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_storage, surf,
+ "Logging specific to the SURF storage module");
+}
+
+xbt_lib_t storage_lib;
+int ROUTING_STORAGE_LEVEL; //Routing for storagelevel
+int ROUTING_STORAGE_HOST_LEVEL;
+int SURF_STORAGE_LEVEL;
+xbt_lib_t storage_type_lib;
+int ROUTING_STORAGE_TYPE_LEVEL; //Routing for storage_type level
+
+static xbt_dynar_t storage_list;
+
+xbt_dynar_t mount_list = NULL; /* temporary store of current mount storage */
+StorageModelPtr surf_storage_model = NULL;
+
+static int storage_selective_update = 0;
+static xbt_swag_t storage_running_action_set_that_does_not_need_being_checked = NULL;
+
+/*************
+ * CallBacks *
+ *************/
+
+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);
+ xbt_dict_free(&(stype->properties));
+ xbt_dict_free(&(stype->properties));
+ free(stype);
+}
+
+static XBT_INLINE void surf_storage_resource_free(void *r)
+{
+ // specific to storage
+ StoragePtr storage = dynamic_cast<StoragePtr>(static_cast<ResourcePtr>(r));
+ xbt_dict_free(&storage->p_content);
+ xbt_dynar_free(&storage->p_writeActions);
+ free(storage->p_typeId);
+ free(storage->p_contentType);
+ // generic resource
+ delete storage;
+}
+
+static XBT_INLINE void routing_storage_host_free(void *r)
+{
+ xbt_dynar_t dyn = (xbt_dynar_t) r;
+ xbt_dynar_free(&dyn);
+}
+
+static void parse_storage_init(sg_platf_storage_cbarg_t storage)
+{
+ void* stype = xbt_lib_get_or_null(storage_type_lib,
+ storage->type_id,
+ ROUTING_STORAGE_TYPE_LEVEL);
+ if(!stype) xbt_die("No storage type '%s'",storage->type_id);
+
+ // if storage content is not specified use the content of storage_type if exist
+ if(!strcmp(storage->content,"") && strcmp(((storage_type_t) stype)->content,"")){
+ storage->content = ((storage_type_t) stype)->content;
+ storage->content_type = ((storage_type_t) stype)->content_type;
+ XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s) from storage type '%s' ",
+ storage->id,((storage_type_t) stype)->content_type,
+ ((storage_type_t) stype)->type_id);
+ }
+
+ XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' "
+ "\n\t\tmodel '%s' \n\t\tcontent '%s'\n\t\tcontent_type '%s' "
+ "\n\t\tproperties '%p'\n",
+ storage->id,
+ ((storage_type_t) stype)->model,
+ ((storage_type_t) stype)->type_id,
+ storage->content,
+ storage->content_type,
+ ((storage_type_t) stype)->properties);
+
+ surf_storage_model->createResource(storage->id, ((storage_type_t) stype)->model,
+ ((storage_type_t) stype)->type_id,
+ storage->content,
+ storage->content_type,
+ storage->properties);
+}
+
+static void parse_mstorage_init(sg_platf_mstorage_cbarg_t mstorage)
+{
+ XBT_DEBUG("parse_mstorage_init");
+}
+
+static void parse_storage_type_init(sg_platf_storage_type_cbarg_t storagetype_)
+{
+ XBT_DEBUG("parse_storage_type_init");
+}
+
+static void parse_mount_init(sg_platf_mount_cbarg_t mount)
+{
+ XBT_DEBUG("parse_mount_init");
+}
+
+static void storage_parse_storage(sg_platf_storage_cbarg_t storage)
+{
+ xbt_assert(!xbt_lib_get_or_null(storage_lib, storage->id,ROUTING_STORAGE_LEVEL),
+ "Reading a storage, processing unit \"%s\" already exists", storage->id);
+
+ // Verification of an existing type_id
+#ifndef NDEBUG
+ void* storage_type = xbt_lib_get_or_null(storage_type_lib, storage->type_id,ROUTING_STORAGE_TYPE_LEVEL);
+#endif
+ xbt_assert(storage_type,"Reading a storage, type id \"%s\" does not exists", storage->type_id);
+
+ XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'",
+ storage->id,
+ storage->type_id,
+ storage->content);
+
+ xbt_lib_set(storage_lib,
+ storage->id,
+ ROUTING_STORAGE_LEVEL,
+ (void *) xbt_strdup(storage->type_id));
+}
+
+static xbt_dict_t parse_storage_content(char *filename, sg_storage_size_t *used_size)
+{
+ *used_size = 0;
+ if ((!filename) || (strcmp(filename, "") == 0))
+ return NULL;
+
+ xbt_dict_t parse_content = xbt_dict_new_homogeneous(xbt_free);
+ FILE *file = NULL;
+
+ file = surf_fopen(filename, "r");
+ xbt_assert(file != NULL, "Cannot open file '%s' (path=%s)", filename,
+ xbt_str_join(surf_path, ":"));
+
+ char *line = NULL;
+ size_t len = 0;
+ ssize_t read;
+ char path[1024];
+ sg_storage_size_t size;
+
+
+ while ((read = xbt_getline(&line, &len, file)) != -1) {
+ if (read){
+ if(sscanf(line,"%s %" SCNu64, path, &size) == 2) {
+ *used_size += size;
+ sg_storage_size_t *psize = xbt_new(sg_storage_size_t, 1);
+ *psize = size;
+ xbt_dict_set(parse_content,path,psize,NULL);
+ } else {
+ xbt_die("Be sure of passing a good format for content file.\n");
+ }
+ }
+ }
+ free(line);
+ fclose(file);
+ return parse_content;
+}
+
+static void storage_parse_storage_type(sg_platf_storage_type_cbarg_t storage_type)
+{
+ xbt_assert(!xbt_lib_get_or_null(storage_type_lib, storage_type->id,ROUTING_STORAGE_TYPE_LEVEL),
+ "Reading a storage type, processing unit \"%s\" already exists", storage_type->id);
+
+ storage_type_t stype = xbt_new0(s_storage_type_t, 1);
+ stype->model = xbt_strdup(storage_type->model);
+ stype->properties = storage_type->properties;
+ stype->content = xbt_strdup(storage_type->content);
+ stype->content_type = xbt_strdup(storage_type->content_type);
+ stype->type_id = xbt_strdup(storage_type->id);
+ stype->size = storage_type->size;
+
+ XBT_DEBUG("ROUTING Create a storage type id '%s' with model '%s', "
+ "content '%s', and content_type '%s'",
+ stype->type_id,
+ stype->model,
+ storage_type->content,
+ storage_type->content_type);
+
+ xbt_lib_set(storage_type_lib,
+ stype->type_id,
+ ROUTING_STORAGE_TYPE_LEVEL,
+ (void *) stype);
+}
+static void storage_parse_mstorage(sg_platf_mstorage_cbarg_t mstorage)
+{
+ THROW_UNIMPLEMENTED;
+// mount_t mnt = xbt_new0(s_mount_t, 1);
+// mnt->id = xbt_strdup(mstorage->type_id);
+// mnt->name = xbt_strdup(mstorage->name);
+//
+// if(!mount_list){
+// XBT_DEBUG("Creata a Mount list for %s",A_surfxml_host_id);
+// mount_list = xbt_dynar_new(sizeof(char *), NULL);
+// }
+// xbt_dynar_push(mount_list,(void *) mnt);
+// free(mnt->id);
+// free(mnt->name);
+// xbt_free(mnt);
+// XBT_DEBUG("ROUTING Mount a storage name '%s' with type_id '%s'",mstorage->name, mstorage->id);
+}
+
+static void mount_free(void *p)
+{
+ mount_t mnt = (mount_t) p;
+ xbt_free(mnt->name);
+}
+
+static void storage_parse_mount(sg_platf_mount_cbarg_t mount)
+{
+ // Verification of an existing storage
+#ifndef NDEBUG
+ void* storage = xbt_lib_get_or_null(storage_lib, mount->storageId, ROUTING_STORAGE_LEVEL);
+#endif
+ xbt_assert(storage,"Disk id \"%s\" does not exists", mount->storageId);
+
+ XBT_DEBUG("ROUTING Mount '%s' on '%s'",mount->storageId, mount->name);
+
+ s_mount_t mnt;
+ mnt.storage = surf_storage_resource_priv(surf_storage_resource_by_name(mount->storageId));
+ mnt.name = xbt_strdup(mount->name);
+
+ if(!mount_list){
+ //FIXME:XBT_DEBUG("Create a Mount list for %s",A_surfxml_host_id);
+ mount_list = xbt_dynar_new(sizeof(s_mount_t), mount_free);
+ }
+ xbt_dynar_push(mount_list,&mnt);
+}
+
+static void storage_define_callbacks()
+{
+ sg_platf_storage_add_cb(parse_storage_init);
+ sg_platf_storage_type_add_cb(parse_storage_type_init);
+ sg_platf_mstorage_add_cb(parse_mstorage_init);
+ sg_platf_mount_add_cb(parse_mount_init);
+}
+
+void storage_register_callbacks() {
+
+ ROUTING_STORAGE_LEVEL = xbt_lib_add_level(storage_lib,xbt_free);
+ 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);
+
+ sg_platf_storage_add_cb(storage_parse_storage);
+ sg_platf_mstorage_add_cb(storage_parse_mstorage);
+ sg_platf_storage_type_add_cb(storage_parse_storage_type);
+ sg_platf_mount_add_cb(storage_parse_mount);
+}
+
+/*********
+ * Model *
+ *********/
+
+void surf_storage_model_init_default(void)
+{
+ surf_storage_model = new StorageModel();
+ storage_define_callbacks();
+ xbt_dynar_push(model_list, &surf_storage_model);
+}
+
+StorageModel::StorageModel() : Model("Storage") {
+ StorageActionLmm action;
+
+ 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);
+ }
+}
+
+
+StorageModel::~StorageModel(){
+ lmm_system_free(p_maxminSystem);
+
+ surf_storage_model = NULL;
+
+ xbt_dynar_free(&storage_list);
+
+ xbt_swag_free(storage_running_action_set_that_does_not_need_being_checked);
+ storage_running_action_set_that_does_not_need_being_checked = NULL;
+}
+
+StoragePtr StorageModel::createResource(const char* id, const char* model, const char* type_id,
+ const char* content_name, const char* content_type, xbt_dict_t properties)
+{
+
+ 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((char*)xbt_dict_get(storage_type->properties, "Bread"));
+ double Bwrite = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->properties, "Bwrite"));
+ double Bconnection = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->properties, "Bconnection"));
+
+ StoragePtr storage = new StorageLmm(this, id, properties, p_maxminSystem,
+ Bread, Bwrite, Bconnection,
+ type_id, (char *)content_name, xbt_strdup(content_type), storage_type->size);
+
+ xbt_lib_set(storage_lib, id, SURF_STORAGE_LEVEL, static_cast<ResourcePtr>(storage));
+
+ XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' \n\t\tmodel '%s' \n\t\tproperties '%p'\n\t\tBread '%f'\n",
+ id,
+ model,
+ type_id,
+ storage_type->properties,
+ Bread);
+
+ if(!storage_list)
+ storage_list = xbt_dynar_new(sizeof(char *),NULL);
+ xbt_dynar_push(storage_list, &storage);
+
+ return storage;
+}
+
+double StorageModel::shareResources(double now)
+{
+ XBT_DEBUG("storage_share_resources %f", now);
+ unsigned int i, j;
+ StoragePtr storage;
+ StorageActionLmmPtr write_action;
+
+ double min_completion = shareResourcesMaxMin(p_runningActionSet,
+ p_maxminSystem, lmm_solve);
+
+ double rate;
+ // Foreach disk
+ xbt_dynar_foreach(storage_list,i,storage)
+ {
+ rate = 0;
+ // Foreach write action on disk
+ xbt_dynar_foreach(storage->p_writeActions, j, write_action)
+ {
+ rate += lmm_variable_getvalue(write_action->p_variable);
+ }
+ if(rate > 0)
+ min_completion = MIN(min_completion, (storage->m_size-storage->m_usedSize)/rate);
+ }
+
+ return min_completion;
+}
+
+void StorageModel::updateActionsState(double now, double delta)
+{
+ void *_action, *_next_action;
+ StorageActionLmmPtr action = NULL;
+
+ xbt_swag_foreach_safe(_action, _next_action, p_runningActionSet) {
+ action = dynamic_cast<StorageActionLmmPtr>(static_cast<ActionPtr>(_action));
+ if(action->m_type == WRITE)
+ {
+ // Update the disk usage
+ // Update the file size
+ // For each action of type write
+ double rate = lmm_variable_getvalue(action->p_variable);
+ /* Hack to avoid rounding differences between x86 and x86_64
+ * (note that the next sizes are of type sg_storage_size_t). */
+ long incr = delta * rate + MAXMIN_PRECISION;
+ action->p_storage->m_usedSize += incr; // disk usage
+ action->p_file->size += incr; // file size
+
+ sg_storage_size_t *psize = xbt_new(sg_storage_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);
+ }
+
+ double_update(&action->m_remains,
+ lmm_variable_getvalue(action->p_variable) * delta);
+
+ if (action->m_maxDuration != NO_MAX_DURATION)
+ double_update(&action->m_maxDuration, delta);
+
+ if(action->m_remains > 0 &&
+ lmm_get_variable_weight(action->p_variable) > 0 &&
+ action->p_storage->m_usedSize == action->p_storage->m_size)
+ {
+ action->m_finish = surf_get_clock();
+ action->setState(SURF_ACTION_FAILED);
+ } else if ((action->m_remains <= 0) &&
+ (lmm_get_variable_weight(action->p_variable) > 0))
+ {
+ action->m_finish = surf_get_clock();
+ action->setState(SURF_ACTION_DONE);
+ } else if ((action->m_maxDuration != NO_MAX_DURATION) &&
+ (action->m_maxDuration <= 0))
+ {
+ action->m_finish = surf_get_clock();
+ action->setState(SURF_ACTION_DONE);
+ }
+ }
+
+ return;
+}
+
+xbt_dict_t Storage::parseContent(char *filename)
+{
+ m_usedSize = 0;
+ if ((!filename) || (strcmp(filename, "") == 0))
+ return NULL;
+
+ xbt_dict_t parse_content = xbt_dict_new_homogeneous(xbt_free);
+ FILE *file = NULL;
+
+ file = surf_fopen(filename, "r");
+ xbt_assert(file != NULL, "Cannot open file '%s' (path=%s)", filename,
+ xbt_str_join(surf_path, ":"));
+
+ char *line = NULL;
+ size_t len = 0;
+ ssize_t read;
+ char path[1024];
+ sg_storage_size_t size;
+
+
+ while ((read = xbt_getline(&line, &len, file)) != -1) {
+ if (read){
+ if(sscanf(line,"%s %" SCNu64, path, &size) == 2) {
+ m_usedSize += size;
+ sg_storage_size_t *psize = xbt_new(sg_storage_size_t, 1);
+ *psize = size;
+ xbt_dict_set(parse_content,path,psize,NULL);
+ } else {
+ xbt_die("Be sure of passing a good format for content file.\n");
+ }
+ }
+ }
+ free(line);
+ fclose(file);
+ return parse_content;
+}
+
+/************
+ * Resource *
+ ************/
+
+Storage::Storage(StorageModelPtr model, const char* name, xbt_dict_t properties)
+: Resource(model, name, properties)
+{
+ p_writeActions = xbt_dynar_new(sizeof(char *),NULL);
+}
+
+StorageLmm::StorageLmm(StorageModelPtr 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, size_t size)
+ : Resource(model, name, properties), ResourceLmm(), Storage(model, name, properties) {
+ XBT_DEBUG("Create resource with Bconnection '%f' Bread '%f' Bwrite '%f' and Size '%lu'", bconnection, bread, bwrite, ((unsigned long)size));
+
+ p_stateCurrent = SURF_RESOURCE_ON;
+ m_usedSize = 0;
+ m_size = 0;
+
+ p_content = parseContent(content_name);
+ p_contentType = content_type;
+ p_constraint = lmm_constraint_new(maxminSystem, this, bconnection);
+ p_constraintRead = lmm_constraint_new(maxminSystem, this, bread);
+ p_constraintWrite = lmm_constraint_new(maxminSystem, this, bwrite);
+ m_size = size;
+ p_typeId = xbt_strdup(type_id);
+}
+
+bool Storage::isUsed()
+{
+ THROW_UNIMPLEMENTED;
+ return false;
+}
+
+void Storage::updateState(tmgr_trace_event_t event_type, double value, double date)
+{
+ THROW_UNIMPLEMENTED;
+}
+
+StorageActionPtr StorageLmm::ls(const char* path)
+{
+ StorageActionLmmPtr action = new StorageActionLmm(p_model, 0, p_stateCurrent != SURF_RESOURCE_ON, this, LS);
+
+ action->p_lsDict = NULL;
+ xbt_dict_t ls_dict = xbt_dict_new_homogeneous(xbt_free);
+
+ char* key;
+ sg_storage_size_t size = 0;
+ xbt_dict_cursor_t cursor = NULL;
+
+ xbt_dynar_t dyn = NULL;
+ char* file = NULL;
+
+ // for each file in the storage content
+ xbt_dict_foreach(p_content,cursor,key,size){
+ // Search if file start with the prefix 'path'
+ if(xbt_str_start_with(key,path)){
+ file = &key[strlen(path)];
+
+ // Split file with '/'
+ dyn = xbt_str_split(file,"/");
+ file = xbt_dynar_get_as(dyn,0,char*);
+
+ // file
+ if(xbt_dynar_length(dyn) == 1){
+ sg_storage_size_t *psize = xbt_new(sg_storage_size_t, 1);
+ *psize=size;
+ xbt_dict_set(ls_dict, file, psize, NULL);
+ }
+ // Directory
+ else
+ {
+ // if directory does not exist yet in the dictionary
+ if(!xbt_dict_get_or_null(ls_dict,file))
+ xbt_dict_set(ls_dict,file,NULL,NULL);
+ }
+ xbt_dynar_free(&dyn);
+ }
+ }
+
+ action->p_lsDict = ls_dict;
+ return action;
+}
+
+StorageActionPtr StorageLmm::open(const char* mount, const char* path)
+{
+ XBT_DEBUG("\tOpen file '%s'",path);
+ sg_storage_size_t size, *psize;
+ psize = (sg_storage_size_t*) xbt_dict_get_or_null(p_content, path);
+ // if file does not exist create an empty file
+ if(psize)
+ size = *psize;
+ else {
+ psize = xbt_new(sg_storage_size_t,1);
+ size = 0;
+ *psize = size;
+ xbt_dict_set(p_content, path, psize, NULL);
+ 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);
+
+ StorageActionLmmPtr action = new StorageActionLmm(p_model, 0, p_stateCurrent != SURF_RESOURCE_ON, this, OPEN);
+ action->p_file = file;
+ return action;
+}
+
+StorageActionPtr StorageLmm::close(surf_file_t fd)
+{
+ char *filename = fd->name;
+ XBT_DEBUG("\tClose file '%s' size '%" PRIu64 "'", filename, fd->size);
+ // unref write actions from storage
+ StorageActionLmmPtr write_action;
+ unsigned int i;
+ xbt_dynar_foreach(p_writeActions, i, 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);
+ StorageActionLmmPtr action = new StorageActionLmm(p_model, 0, p_stateCurrent != SURF_RESOURCE_ON, this, CLOSE);
+ return action;
+}
+
+StorageActionPtr StorageLmm::read(surf_file_t fd, sg_storage_size_t size)
+{
+ if(size > fd->size)
+ size = fd->size;
+ StorageActionLmmPtr action = new StorageActionLmm(p_model, size, p_stateCurrent != SURF_RESOURCE_ON, this, READ);
+ return action;
+}
+
+StorageActionPtr StorageLmm::write(surf_file_t fd, sg_storage_size_t size)
+{
+ char *filename = fd->name;
+ XBT_DEBUG("\tWrite file '%s' size '%" PRIu64 "/%" PRIu64 "'",filename,size,fd->size);
+
+ StorageActionLmmPtr action = new StorageActionLmm(p_model, size, p_stateCurrent != SURF_RESOURCE_ON, this, WRITE);
+ action->p_file = fd;
+
+ // If the storage is full
+ if(m_usedSize==m_size) {
+ action->setState(SURF_ACTION_FAILED);
+ }
+ return action;
+}
+
+void StorageLmm::rename(const char *src, const char *dest)
+{
+ sg_storage_size_t *psize, *new_psize;
+ psize = (sg_storage_size_t*) xbt_dict_get_or_null(p_content,src);
+ new_psize = xbt_new(sg_storage_size_t, 1);
+ *new_psize = *psize;
+ if (psize){// src file exists
+ xbt_dict_remove(p_content, src);
+ xbt_dict_set(p_content, dest, new_psize,NULL);
+ XBT_DEBUG("Change file name from %s to %s, size '%" PRIu64 "'",src, dest, *psize);
+ }
+ else
+ XBT_DEBUG("File %s doesn't exist",src);
+}
+
+xbt_dict_t StorageLmm::getContent()
+{
+ /* For the moment this action has no cost, but in the future we could take in account access latency of the disk */
+ /*surf_action_t action = storage_action_execute(storage,0, LS);*/
+
+ xbt_dict_t content_dict = xbt_dict_new_homogeneous(NULL);
+ xbt_dict_cursor_t cursor = NULL;
+ char *file;
+ sg_storage_size_t *psize;
+
+ xbt_dict_foreach(p_content, cursor, file, psize){
+ xbt_dict_set(content_dict,file,psize,NULL);
+ }
+ return content_dict;
+}
+
+sg_storage_size_t StorageLmm::getSize(){
+ return m_size;
+}
+
+/**********
+ * Action *
+ **********/
+
+StorageActionLmm::StorageActionLmm(ModelPtr model, double cost, bool failed, StorageLmmPtr storage, e_surf_action_storage_type_t type)
+ : Action(model, cost, failed), ActionLmm(model, cost, failed), StorageAction(model, cost, failed, storage, type) {
+ XBT_IN("(%s,%" PRIu64, storage->m_name, cost);
+ p_variable = lmm_variable_new(p_model->p_maxminSystem, this, 1.0, -1.0 , 3);
+
+ // Must be less than the max bandwidth for all actions
+ lmm_expand(p_model->p_maxminSystem, storage->p_constraint, p_variable, 1.0);
+ switch(type) {
+ case OPEN:
+ case CLOSE:
+ case STAT:
+ case LS:
+ break;
+ case READ:
+ lmm_expand(p_model->p_maxminSystem, storage->p_constraintRead,
+ p_variable, 1.0);
+ break;
+ case WRITE:
+ lmm_expand(p_model->p_maxminSystem, storage->p_constraintWrite,
+ p_variable, 1.0);
+ xbt_dynar_push(storage->p_writeActions, static_cast<ActionPtr>(this));
+ break;
+ }
+ XBT_OUT();
+}
+
+int StorageActionLmm::unref()
+{
+ m_refcount--;
+ if (!m_refcount) {
+ xbt_swag_remove(static_cast<ActionPtr>(this), p_stateSet);
+ if (p_variable)
+ lmm_variable_free(p_model->p_maxminSystem, p_variable);
+#ifdef HAVE_TRACING
+ xbt_free(p_category);
+#endif
+ delete this;
+ return 1;
+ }
+ return 0;
+}
+
+void StorageActionLmm::cancel()
+{
+ setState(SURF_ACTION_FAILED);
+ return;
+}
+
+void StorageActionLmm::suspend()
+{
+ XBT_IN("(%p)", this);
+ if (m_suspended != 2) {
+ lmm_update_variable_weight(p_model->p_maxminSystem,
+ p_variable,
+ 0.0);
+ m_suspended = 1;
+ }
+ XBT_OUT();
+}
+
+void StorageActionLmm::resume()
+{
+ THROW_UNIMPLEMENTED;
+}
+
+bool StorageActionLmm::isSuspended()
+{
+ return m_suspended == 1;
+}
+
+void StorageActionLmm::setMaxDuration(double duration)
+{
+ THROW_UNIMPLEMENTED;
+}
+
+void StorageActionLmm::setPriority(double priority)
+{
+ THROW_UNIMPLEMENTED;
+}
+