1 #include "storage_n11.hpp"
2 #include "surf_private.h"
4 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_storage);
6 static int storage_selective_update = 0;
7 static xbt_swag_t storage_running_action_set_that_does_not_need_being_checked = NULL;
13 static XBT_INLINE void routing_storage_type_free(void *r)
15 storage_type_t stype = (storage_type_t) r;
19 free(stype->content_type);
20 xbt_dict_free(&(stype->properties));
21 xbt_dict_free(&(stype->properties));
25 static XBT_INLINE void surf_storage_resource_free(void *r)
27 // specific to storage
28 StoragePtr storage = dynamic_cast<StoragePtr>(static_cast<ResourcePtr>(r));
29 xbt_dict_free(&storage->p_content);
30 xbt_dynar_free(&storage->p_writeActions);
31 free(storage->p_typeId);
32 free(storage->p_contentType);
37 static XBT_INLINE void routing_storage_host_free(void *r)
39 xbt_dynar_t dyn = (xbt_dynar_t) r;
43 static void parse_storage_init(sg_platf_storage_cbarg_t storage)
45 void* stype = xbt_lib_get_or_null(storage_type_lib,
47 ROUTING_STORAGE_TYPE_LEVEL);
48 if(!stype) xbt_die("No storage type '%s'",storage->type_id);
50 // if storage content is not specified use the content of storage_type if exist
51 if(!strcmp(storage->content,"") && strcmp(((storage_type_t) stype)->content,"")){
52 storage->content = ((storage_type_t) stype)->content;
53 storage->content_type = ((storage_type_t) stype)->content_type;
54 XBT_DEBUG("For disk '%s' content is empty, inherit the content (of type %s) from storage type '%s' ",
55 storage->id,((storage_type_t) stype)->content_type,
56 ((storage_type_t) stype)->type_id);
59 XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s' "
60 "\n\t\tmodel '%s' \n\t\tcontent '%s'\n\t\tcontent_type '%s' "
61 "\n\t\tproperties '%p'\n",
63 ((storage_type_t) stype)->model,
64 ((storage_type_t) stype)->type_id,
66 storage->content_type,
67 ((storage_type_t) stype)->properties);
69 surf_storage_model->createResource(storage->id,
70 ((storage_type_t) stype)->type_id,
72 storage->content_type,
76 static void parse_mstorage_init(sg_platf_mstorage_cbarg_t /*mstorage*/)
78 XBT_DEBUG("parse_mstorage_init");
81 static void parse_storage_type_init(sg_platf_storage_type_cbarg_t /*storagetype_*/)
83 XBT_DEBUG("parse_storage_type_init");
86 static void parse_mount_init(sg_platf_mount_cbarg_t /*mount*/)
88 XBT_DEBUG("parse_mount_init");
91 static void storage_parse_storage(sg_platf_storage_cbarg_t storage)
93 xbt_assert(!xbt_lib_get_or_null(storage_lib, storage->id,ROUTING_STORAGE_LEVEL),
94 "Reading a storage, processing unit \"%s\" already exists", storage->id);
96 // Verification of an existing type_id
98 void* storage_type = xbt_lib_get_or_null(storage_type_lib, storage->type_id,ROUTING_STORAGE_TYPE_LEVEL);
100 xbt_assert(storage_type,"Reading a storage, type id \"%s\" does not exists", storage->type_id);
102 XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s' and content '%s'",
107 xbt_lib_set(storage_lib,
109 ROUTING_STORAGE_LEVEL,
110 (void *) xbt_strdup(storage->type_id));
113 static void storage_parse_storage_type(sg_platf_storage_type_cbarg_t storage_type)
115 xbt_assert(!xbt_lib_get_or_null(storage_type_lib, storage_type->id,ROUTING_STORAGE_TYPE_LEVEL),
116 "Reading a storage type, processing unit \"%s\" already exists", storage_type->id);
118 storage_type_t stype = xbt_new0(s_storage_type_t, 1);
119 stype->model = xbt_strdup(storage_type->model);
120 stype->properties = storage_type->properties;
121 stype->content = xbt_strdup(storage_type->content);
122 stype->content_type = xbt_strdup(storage_type->content_type);
123 stype->type_id = xbt_strdup(storage_type->id);
124 stype->size = storage_type->size;
126 XBT_DEBUG("ROUTING Create a storage type id '%s' with model '%s', "
127 "content '%s', and content_type '%s'",
130 storage_type->content,
131 storage_type->content_type);
133 xbt_lib_set(storage_type_lib,
135 ROUTING_STORAGE_TYPE_LEVEL,
139 static void storage_parse_mstorage(sg_platf_mstorage_cbarg_t /*mstorage*/)
142 // mount_t mnt = xbt_new0(s_mount_t, 1);
143 // mnt->id = xbt_strdup(mstorage->type_id);
144 // mnt->name = xbt_strdup(mstorage->name);
147 // XBT_DEBUG("Creata a Mount list for %s",A_surfxml_host_id);
148 // mount_list = xbt_dynar_new(sizeof(char *), NULL);
150 // xbt_dynar_push(mount_list,(void *) mnt);
154 // XBT_DEBUG("ROUTING Mount a storage name '%s' with type_id '%s'",mstorage->name, mstorage->id);
157 static void mount_free(void *p)
159 mount_t mnt = (mount_t) p;
163 static void storage_parse_mount(sg_platf_mount_cbarg_t mount)
165 // Verification of an existing storage
167 void* storage = xbt_lib_get_or_null(storage_lib, mount->storageId, ROUTING_STORAGE_LEVEL);
169 xbt_assert(storage,"Disk id \"%s\" does not exists", mount->storageId);
171 XBT_DEBUG("ROUTING Mount '%s' on '%s'",mount->storageId, mount->name);
174 mnt.storage = surf_storage_resource_priv(surf_storage_resource_by_name(mount->storageId));
175 mnt.name = xbt_strdup(mount->name);
178 XBT_DEBUG("Create a Mount list for %s",A_surfxml_host_id);
179 mount_list = xbt_dynar_new(sizeof(s_mount_t), mount_free);
181 xbt_dynar_push(mount_list, &mnt);
184 static void storage_define_callbacks()
186 sg_platf_storage_add_cb(parse_storage_init);
187 sg_platf_storage_type_add_cb(parse_storage_type_init);
188 sg_platf_mstorage_add_cb(parse_mstorage_init);
189 sg_platf_mount_add_cb(parse_mount_init);
192 void storage_register_callbacks() {
194 ROUTING_STORAGE_LEVEL = xbt_lib_add_level(storage_lib,xbt_free);
195 ROUTING_STORAGE_HOST_LEVEL = xbt_lib_add_level(storage_lib, routing_storage_host_free);
196 ROUTING_STORAGE_TYPE_LEVEL = xbt_lib_add_level(storage_type_lib, routing_storage_type_free);
197 SURF_STORAGE_LEVEL = xbt_lib_add_level(storage_lib, surf_storage_resource_free);
199 sg_platf_storage_add_cb(storage_parse_storage);
200 sg_platf_mstorage_add_cb(storage_parse_mstorage);
201 sg_platf_storage_type_add_cb(storage_parse_storage_type);
202 sg_platf_mount_add_cb(storage_parse_mount);
209 void surf_storage_model_init_default(void)
211 surf_storage_model = new StorageN11Model();
212 storage_define_callbacks();
213 xbt_dynar_push(model_list, &surf_storage_model);
216 StorageN11Model::StorageN11Model() : StorageModel() {
217 StorageN11ActionLmm action;
219 XBT_DEBUG("surf_storage_model_init_internal");
221 storage_running_action_set_that_does_not_need_being_checked =
222 xbt_swag_new(xbt_swag_offset(action, p_stateHookup));
224 if (!p_maxminSystem) {
225 p_maxminSystem = lmm_system_new(storage_selective_update);
229 StorageN11Model::~StorageN11Model(){
230 xbt_swag_free(storage_running_action_set_that_does_not_need_being_checked);
231 storage_running_action_set_that_does_not_need_being_checked = NULL;
234 StoragePtr StorageN11Model::createResource(const char* id, const char* type_id,
235 const char* content_name, const char* content_type, xbt_dict_t properties)
238 xbt_assert(!surf_storage_resource_priv(surf_storage_resource_by_name(id)),
239 "Storage '%s' declared several times in the platform file",
242 storage_type_t storage_type = (storage_type_t) xbt_lib_get_or_null(storage_type_lib, type_id,ROUTING_STORAGE_TYPE_LEVEL);
244 double Bread = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->properties, "Bread"));
245 double Bwrite = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->properties, "Bwrite"));
246 double Bconnection = surf_parse_get_bandwidth((char*)xbt_dict_get(storage_type->properties, "Bconnection"));
248 StoragePtr storage = new StorageN11Lmm(this, id, properties, p_maxminSystem,
249 Bread, Bwrite, Bconnection,
250 type_id, (char *)content_name, xbt_strdup(content_type), storage_type->size);
252 xbt_lib_set(storage_lib, id, SURF_STORAGE_LEVEL, static_cast<ResourcePtr>(storage));
254 XBT_DEBUG("SURF storage create resource\n\t\tid '%s'\n\t\ttype '%s'\n\t\tproperties '%p'\n\t\tBread '%f'\n",
257 storage_type->properties,
261 p_storageList = xbt_dynar_new(sizeof(char *),NULL);
262 xbt_dynar_push(p_storageList, &storage);
267 double StorageN11Model::shareResources(double now)
269 XBT_DEBUG("storage_share_resources %f", now);
273 StorageActionLmmPtr write_action;
275 double min_completion = shareResourcesMaxMin(p_runningActionSet,
276 p_maxminSystem, lmm_solve);
280 xbt_dynar_foreach(p_storageList,i,storage)
283 // Foreach write action on disk
284 xbt_dynar_foreach(storage->p_writeActions, j, _write_action)
286 write_action = dynamic_cast<StorageActionLmmPtr>(static_cast<ActionPtr>(_write_action));
287 rate += lmm_variable_getvalue(write_action->p_variable);
290 min_completion = MIN(min_completion, (storage->m_size-storage->m_usedSize)/rate);
293 return min_completion;
296 void StorageN11Model::updateActionsState(double /*now*/, double delta)
298 void *_action, *_next_action;
299 StorageActionLmmPtr action = NULL;
301 xbt_swag_foreach_safe(_action, _next_action, p_runningActionSet) {
302 action = dynamic_cast<StorageActionLmmPtr>(static_cast<ActionPtr>(_action));
303 if(action->m_type == WRITE)
305 // Update the disk usage
306 // Update the file size
307 // For each action of type write
308 double rate = lmm_variable_getvalue(action->p_variable);
309 /* Hack to avoid rounding differences between x86 and x86_64
310 * (note that the next sizes are of type sg_size_t). */
311 long incr = delta * rate + MAXMIN_PRECISION;
312 action->p_storage->m_usedSize += (incr - action->p_file->size); // disk usage
313 action->p_file->size = incr; // file size
315 sg_size_t *psize = xbt_new(sg_size_t,1);
316 *psize = action->p_file->size;
318 xbt_dict_t content_dict = action->p_storage->p_content;
319 xbt_dict_set(content_dict, action->p_file->name, psize, NULL);
322 double_update(&action->m_remains,
323 lmm_variable_getvalue(action->p_variable) * delta);
325 if (action->m_maxDuration != NO_MAX_DURATION)
326 double_update(&action->m_maxDuration, delta);
328 if(action->m_remains > 0 &&
329 lmm_get_variable_weight(action->p_variable) > 0 &&
330 action->p_storage->m_usedSize == action->p_storage->m_size)
332 action->m_finish = surf_get_clock();
333 action->setState(SURF_ACTION_FAILED);
334 } else if ((action->m_remains <= 0) &&
335 (lmm_get_variable_weight(action->p_variable) > 0))
337 action->m_finish = surf_get_clock();
338 action->setState(SURF_ACTION_DONE);
339 } else if ((action->m_maxDuration != NO_MAX_DURATION) &&
340 (action->m_maxDuration <= 0))
342 action->m_finish = surf_get_clock();
343 action->setState(SURF_ACTION_DONE);
354 StorageN11Lmm::StorageN11Lmm(StorageModelPtr model, const char* name, xbt_dict_t properties,
355 lmm_system_t maxminSystem, double bread, double bwrite, double bconnection,
356 const char* type_id, char *content_name, char *content_type, sg_size_t size)
357 : Resource(model, name, properties),
358 StorageLmm(maxminSystem, bread, bwrite, bconnection, type_id, content_name, content_type, size) {
359 XBT_DEBUG("Create resource with Bconnection '%f' Bread '%f' Bwrite '%f' and Size '%llu'", bconnection, bread, bwrite, size);
361 p_stateCurrent = SURF_RESOURCE_ON;
365 p_content = parseContent(content_name);
366 p_contentType = content_type;
367 p_constraint = lmm_constraint_new(maxminSystem, this, bconnection);
368 p_constraintRead = lmm_constraint_new(maxminSystem, this, bread);
369 p_constraintWrite = lmm_constraint_new(maxminSystem, this, bwrite);
371 p_typeId = xbt_strdup(type_id);
374 StorageActionPtr StorageN11Lmm::ls(const char* path)
376 StorageActionLmmPtr action = new StorageN11ActionLmm(p_model, 0, p_stateCurrent != SURF_RESOURCE_ON, this, LS);
378 action->p_lsDict = NULL;
379 xbt_dict_t ls_dict = xbt_dict_new_homogeneous(xbt_free);
383 xbt_dict_cursor_t cursor = NULL;
385 xbt_dynar_t dyn = NULL;
388 // for each file in the storage content
389 xbt_dict_foreach(p_content,cursor,key,size){
390 // Search if file start with the prefix 'path'
391 if(xbt_str_start_with(key,path)){
392 file = &key[strlen(path)];
394 // Split file with '/'
395 dyn = xbt_str_split(file,"/");
396 file = xbt_dynar_get_as(dyn,0,char*);
399 if(xbt_dynar_length(dyn) == 1){
400 sg_size_t *psize = xbt_new(sg_size_t, 1);
402 xbt_dict_set(ls_dict, file, psize, NULL);
407 // if directory does not exist yet in the dictionary
408 if(!xbt_dict_get_or_null(ls_dict,file))
409 xbt_dict_set(ls_dict,file,NULL,NULL);
411 xbt_dynar_free(&dyn);
415 action->p_lsDict = ls_dict;
419 StorageActionPtr StorageN11Lmm::open(const char* mount, const char* path)
421 XBT_DEBUG("\tOpen file '%s'",path);
422 sg_size_t size, *psize;
423 psize = (sg_size_t*) xbt_dict_get_or_null(p_content, path);
424 // if file does not exist create an empty file
428 psize = xbt_new(sg_size_t,1);
431 xbt_dict_set(p_content, path, psize, NULL);
432 XBT_DEBUG("File '%s' was not found, file created.",path);
434 surf_file_t file = xbt_new0(s_surf_file_t,1);
435 file->name = xbt_strdup(path);
437 file->mount = xbt_strdup(mount);
438 file->current_position = 0;
440 StorageActionLmmPtr action = new StorageN11ActionLmm(p_model, 0, p_stateCurrent != SURF_RESOURCE_ON, this, OPEN);
441 action->p_file = file;
445 StorageActionPtr StorageN11Lmm::close(surf_file_t fd)
447 char *filename = fd->name;
448 XBT_DEBUG("\tClose file '%s' size '%llu'", filename, fd->size);
449 // unref write actions from storage
451 StorageActionLmmPtr write_action;
453 xbt_dynar_foreach(p_writeActions, i, _write_action) {
454 write_action = dynamic_cast<StorageActionLmmPtr>(static_cast<ActionPtr>(_write_action));
455 if ((write_action->p_file) == fd) {
456 xbt_dynar_cursor_rm(p_writeActions, &i);
457 write_action->unref();
463 StorageActionLmmPtr action = new StorageN11ActionLmm(p_model, 0, p_stateCurrent != SURF_RESOURCE_ON, this, CLOSE);
467 StorageActionPtr StorageN11Lmm::read(surf_file_t fd, sg_size_t size)
471 fd->current_position = fd->size;
474 fd->current_position += size;
476 StorageActionLmmPtr action = new StorageN11ActionLmm(p_model, size, p_stateCurrent != SURF_RESOURCE_ON, this, READ);
480 StorageActionPtr StorageN11Lmm::write(surf_file_t fd, sg_size_t size)
482 char *filename = fd->name;
483 XBT_DEBUG("\tWrite file '%s' size '%llu/%llu'",filename,size,fd->size);
485 StorageActionLmmPtr action = new StorageN11ActionLmm(p_model, size, p_stateCurrent != SURF_RESOURCE_ON, this, WRITE);
487 fd->current_position += size;
488 // If the storage is full
489 if(m_usedSize==m_size) {
490 action->setState(SURF_ACTION_FAILED);
495 void StorageN11Lmm::rename(const char *src, const char *dest)
497 sg_size_t *psize, *new_psize;
498 psize = (sg_size_t*) xbt_dict_get_or_null(p_content,src);
499 new_psize = xbt_new(sg_size_t, 1);
501 if (psize){// src file exists
502 xbt_dict_remove(p_content, src);
503 xbt_dict_set(p_content, dest, new_psize,NULL);
504 XBT_DEBUG("Change file name from %s to %s, size '%llu'",src, dest, *psize);
507 XBT_DEBUG("File %s doesn't exist",src);
510 xbt_dict_t StorageN11Lmm::getContent()
512 /* For the moment this action has no cost, but in the future we could take in account access latency of the disk */
513 /*surf_action_t action = storage_action_execute(storage,0, LS);*/
515 xbt_dict_t content_dict = xbt_dict_new_homogeneous(NULL);
516 xbt_dict_cursor_t cursor = NULL;
520 xbt_dict_foreach(p_content, cursor, file, psize){
521 xbt_dict_set(content_dict,file,psize,NULL);
526 sg_size_t StorageN11Lmm::getSize(){
534 StorageN11ActionLmm::StorageN11ActionLmm(ModelPtr model, double cost, bool failed, StorageLmmPtr storage, e_surf_action_storage_type_t type)
535 : Action(model, cost, failed),
536 StorageActionLmm(storage, type) {
537 XBT_IN("(%s,%g", storage->m_name, cost);
538 p_variable = lmm_variable_new(p_model->p_maxminSystem, this, 1.0, -1.0 , 3);
540 // Must be less than the max bandwidth for all actions
541 lmm_expand(p_model->p_maxminSystem, storage->p_constraint, p_variable, 1.0);
549 lmm_expand(p_model->p_maxminSystem, storage->p_constraintRead,
553 lmm_expand(p_model->p_maxminSystem, storage->p_constraintWrite,
555 ActionPtr action = this;
556 xbt_dynar_push(storage->p_writeActions, &action);
563 int StorageN11ActionLmm::unref()
567 xbt_swag_remove(static_cast<ActionPtr>(this), p_stateSet);
569 lmm_variable_free(p_model->p_maxminSystem, p_variable);
571 xbt_free(p_category);
579 void StorageN11ActionLmm::cancel()
581 setState(SURF_ACTION_FAILED);
585 void StorageN11ActionLmm::suspend()
587 XBT_IN("(%p)", this);
588 if (m_suspended != 2) {
589 lmm_update_variable_weight(p_model->p_maxminSystem,
597 void StorageN11ActionLmm::resume()
602 bool StorageN11ActionLmm::isSuspended()
604 return m_suspended == 1;
607 void StorageN11ActionLmm::setMaxDuration(double /*duration*/)
612 void StorageN11ActionLmm::setPriority(double /*priority*/)