1 /* Copyright (c) 2007-2010, 2012-2014. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include "smx_private.h"
8 //#include "surf/storage_private.h"
9 #include "xbt/sysdep.h"
14 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_io, simix,
15 "Logging specific to SIMIX (io)");
19 * \brief Internal function to create a SIMIX storage.
20 * \param name name of the storage to create
21 * \param storage the SURF storage to encapsulate
22 * \param data some user data (may be NULL)
24 smx_storage_t SIMIX_storage_create(const char *name, void *storage, void *data)
26 smx_storage_priv_t smx_storage = xbt_new0(s_smx_storage_priv_t, 1);
28 smx_storage->data = data;
30 /* Update global variables */
31 xbt_lib_set(storage_lib,name,SIMIX_STORAGE_LEVEL,smx_storage);
32 return xbt_lib_get_elm_or_null(storage_lib, name);
36 * \brief Internal function to destroy a SIMIX storage.
38 * \param s the host to destroy (a smx_storage_t)
40 void SIMIX_storage_destroy(void *s)
42 smx_storage_priv_t storage = (smx_storage_priv_t) s;
44 xbt_assert((storage != NULL), "Invalid parameters");
48 /* Clean storage structure */
52 void* SIMIX_pre_file_get_data(smx_simcall_t simcall,smx_file_t fd){
53 return SIMIX_file_get_data(fd);
56 void* SIMIX_file_get_data(smx_file_t fd){
57 xbt_assert((fd != NULL), "Invalid parameters (simix file is NULL)");
62 void SIMIX_pre_file_set_data(smx_simcall_t simcall, smx_file_t fd, void *data) {
63 SIMIX_file_set_data(fd, data);
66 void SIMIX_file_set_data(smx_file_t fd, void *data){
67 xbt_assert((fd != NULL), "Invalid parameter");
73 void SIMIX_pre_file_read(smx_simcall_t simcall, smx_file_t fd, sg_size_t size)
75 smx_action_t action = SIMIX_file_read(simcall->issuer, fd, size);
76 xbt_fifo_push(action->simcalls, simcall);
77 simcall->issuer->waiting_action = action;
80 smx_action_t SIMIX_file_read(smx_process_t process, smx_file_t fd, sg_size_t size)
83 smx_host_t host = process->smx_host;
85 /* check if the host is active */
86 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
87 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
91 action = xbt_mallocator_get(simix_global->action_mallocator);
92 action->type = SIMIX_ACTION_IO;
95 action->category = NULL;
98 action->io.host = host;
99 action->io.surf_io = surf_workstation_read(host, fd->surf_file, size);
101 surf_action_set_data(action->io.surf_io, action);
102 XBT_DEBUG("Create io action %p", action);
108 void SIMIX_pre_file_write(smx_simcall_t simcall, smx_file_t fd, sg_size_t size)
110 smx_action_t action = SIMIX_file_write(simcall->issuer, fd, size);
111 xbt_fifo_push(action->simcalls, simcall);
112 simcall->issuer->waiting_action = action;
115 smx_action_t SIMIX_file_write(smx_process_t process, smx_file_t fd, sg_size_t size)
118 smx_host_t host = process->smx_host;
120 /* check if the host is active */
121 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
122 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
126 action = xbt_mallocator_get(simix_global->action_mallocator);
127 action->type = SIMIX_ACTION_IO;
130 action->category = NULL;
133 action->io.host = host;
134 action->io.surf_io = surf_workstation_write(host, fd->surf_file, size);
136 surf_action_set_data(action->io.surf_io, action);
137 XBT_DEBUG("Create io action %p", action);
143 void SIMIX_pre_file_open(smx_simcall_t simcall, const char* mount,
146 smx_action_t action = SIMIX_file_open(simcall->issuer, mount, path);
147 xbt_fifo_push(action->simcalls, simcall);
148 simcall->issuer->waiting_action = action;
151 smx_action_t SIMIX_file_open(smx_process_t process ,const char* mount,
155 smx_host_t host = process->smx_host;
157 /* check if the host is active */
158 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
159 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
163 action = xbt_mallocator_get(simix_global->action_mallocator);
164 action->type = SIMIX_ACTION_IO;
167 action->category = NULL;
170 action->io.host = host;
171 action->io.surf_io = surf_workstation_open(host, mount, path);
173 surf_action_set_data(action->io.surf_io, action);
174 XBT_DEBUG("Create io action %p", action);
180 void SIMIX_pre_file_close(smx_simcall_t simcall, smx_file_t fd)
182 smx_action_t action = SIMIX_file_close(simcall->issuer, fd);
183 xbt_fifo_push(action->simcalls, simcall);
184 simcall->issuer->waiting_action = action;
187 smx_action_t SIMIX_file_close(smx_process_t process, smx_file_t fd)
190 smx_host_t host = process->smx_host;
192 /* check if the host is active */
193 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
194 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
198 action = xbt_mallocator_get(simix_global->action_mallocator);
199 action->type = SIMIX_ACTION_IO;
202 action->category = NULL;
205 action->io.host = host;
206 action->io.surf_io = surf_workstation_close(host, fd->surf_file);
208 surf_action_set_data(action->io.surf_io, action);
209 XBT_DEBUG("Create io action %p", action);
216 int SIMIX_pre_file_unlink(smx_simcall_t simcall, smx_file_t fd)
218 return SIMIX_file_unlink(simcall->issuer, fd);
221 int SIMIX_file_unlink(smx_process_t process, smx_file_t fd)
223 smx_host_t host = process->smx_host;
224 /* check if the host is active */
225 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
226 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
230 if (surf_workstation_unlink(host, fd->surf_file)){
238 void SIMIX_pre_file_ls(smx_simcall_t simcall,
239 const char* mount, const char* path)
241 smx_action_t action = SIMIX_file_ls(simcall->issuer, mount, path);
242 xbt_fifo_push(action->simcalls, simcall);
243 simcall->issuer->waiting_action = action;
245 smx_action_t SIMIX_file_ls(smx_process_t process, const char* mount, const char *path)
248 smx_host_t host = process->smx_host;
249 /* check if the host is active */
250 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
251 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
255 action = xbt_mallocator_get(simix_global->action_mallocator);
256 action->type = SIMIX_ACTION_IO;
259 action->category = NULL;
262 action->io.host = host;
263 action->io.surf_io = surf_workstation_ls(host,mount,path);
265 surf_action_set_data(action->io.surf_io, action);
266 XBT_DEBUG("Create io action %p", action);
270 sg_size_t SIMIX_pre_file_get_size(smx_simcall_t simcall, smx_file_t fd)
272 return SIMIX_file_get_size(simcall->issuer, fd);
275 sg_size_t SIMIX_file_get_size(smx_process_t process, smx_file_t fd)
277 smx_host_t host = process->smx_host;
278 return surf_workstation_get_size(host, fd->surf_file);
281 sg_size_t SIMIX_pre_file_tell(smx_simcall_t simcall, smx_file_t fd)
283 return SIMIX_file_tell(simcall->issuer, fd);
286 sg_size_t SIMIX_file_tell(smx_process_t process, smx_file_t fd)
288 smx_host_t host = process->smx_host;
289 return surf_workstation_file_tell(host, fd->surf_file);
293 xbt_dynar_t SIMIX_pre_file_get_info(smx_simcall_t simcall, smx_file_t fd)
295 return SIMIX_file_get_info(simcall->issuer, fd);
298 xbt_dynar_t SIMIX_file_get_info(smx_process_t process, smx_file_t fd)
300 smx_host_t host = process->smx_host;
301 return surf_workstation_get_info(host, fd->surf_file);
304 int SIMIX_pre_file_seek(smx_simcall_t simcall, smx_file_t fd, sg_size_t offset, int origin)
306 return SIMIX_file_seek(simcall->issuer, fd, offset, origin);
309 int SIMIX_file_seek(smx_process_t process, smx_file_t fd, sg_size_t offset, int origin)
311 smx_host_t host = process->smx_host;
312 return surf_workstation_file_seek(host, fd->surf_file, offset, origin);
315 void SIMIX_pre_storage_file_rename(smx_simcall_t simcall, smx_storage_t storage, const char* src, const char* dest)
317 return SIMIX_storage_file_rename(simcall->issuer, storage, src, dest);
320 void SIMIX_storage_file_rename(smx_process_t process, smx_storage_t storage, const char* src, const char* dest)
322 return surf_storage_rename(storage, src, dest);
325 sg_size_t SIMIX_pre_storage_get_free_size(smx_simcall_t simcall, const char* name)
327 return SIMIX_storage_get_free_size(simcall->issuer, name);
330 sg_size_t SIMIX_storage_get_free_size(smx_process_t process, const char* name)
332 smx_host_t host = process->smx_host;
333 return surf_workstation_get_free_size(host, name);
336 sg_size_t SIMIX_pre_storage_get_used_size(smx_simcall_t simcall, const char* name)
338 return SIMIX_storage_get_used_size(simcall->issuer, name);
341 sg_size_t SIMIX_storage_get_used_size(smx_process_t process, const char* name)
343 smx_host_t host = process->smx_host;
344 return surf_workstation_get_used_size(host, name);
347 xbt_dict_t SIMIX_pre_storage_get_properties(smx_simcall_t simcall, smx_storage_t storage){
348 return SIMIX_storage_get_properties(storage);
350 xbt_dict_t SIMIX_storage_get_properties(smx_storage_t storage){
351 xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)");
352 return surf_resource_get_properties(surf_workstation_resource_priv(storage));
355 const char* SIMIX_pre_storage_get_name(smx_simcall_t simcall, smx_storage_t storage){
356 return SIMIX_storage_get_name(storage);
359 const char* SIMIX_storage_get_name(smx_storage_t storage){
360 xbt_assert((storage != NULL), "Invalid parameters");
361 return sg_storage_name(storage);
364 void SIMIX_pre_storage_set_data(smx_simcall_t simcall, smx_storage_t storage, void *data) {
365 SIMIX_storage_set_data(storage, data);
367 void SIMIX_storage_set_data(smx_storage_t storage, void *data){
368 xbt_assert((storage != NULL), "Invalid parameters");
369 xbt_assert((SIMIX_storage_priv(storage)->data == NULL), "Data already set");
371 SIMIX_storage_priv(storage)->data = data;
374 void* SIMIX_pre_storage_get_data(smx_simcall_t simcall,smx_storage_t storage){
375 return SIMIX_storage_get_data(storage);
378 void* SIMIX_storage_get_data(smx_storage_t storage){
379 xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)");
381 return SIMIX_storage_priv(storage)->data;
384 xbt_dict_t SIMIX_pre_storage_get_content(smx_simcall_t simcall, smx_storage_t storage){
385 return SIMIX_storage_get_content(storage);
388 xbt_dict_t SIMIX_storage_get_content(smx_storage_t storage){
389 xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)");
390 return surf_storage_get_content(storage);
393 sg_size_t SIMIX_storage_get_size(smx_storage_t storage){
394 xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)");
395 return surf_storage_get_size(storage);
398 void SIMIX_post_io(smx_action_t action)
401 smx_simcall_t simcall;
403 // xbt_dict_cursor_t cursor = NULL;
404 // s_file_stat_t *dst = NULL;
405 // s_file_stat_t *src = NULL;
407 xbt_fifo_foreach(action->simcalls,i,simcall,smx_simcall_t) {
408 switch (simcall->call) {
409 case SIMCALL_FILE_OPEN:;
410 smx_file_t tmp = xbt_new(s_smx_file_t,1);
411 tmp->surf_file = surf_storage_action_get_file(action->io.surf_io);
412 simcall_file_open__set__result(simcall, tmp);
415 case SIMCALL_FILE_CLOSE:
416 xbt_free(simcall_file_close__get__fd(simcall));
417 simcall_file_close__set__result(simcall, 0);
419 case SIMCALL_FILE_WRITE:
420 simcall_file_write__set__result(simcall, surf_action_get_cost(action->io.surf_io));
423 case SIMCALL_FILE_READ:
424 simcall_file_read__set__result(simcall, surf_action_get_cost(action->io.surf_io));
427 case SIMCALL_FILE_LS:
428 // xbt_dict_foreach((action->io.surf_io)->ls_dict,cursor,key, src){
429 // // if there is a stat we have to duplicate it
431 // dst = xbt_new0(s_file_stat_t,1);
432 // file_stat_copy(src, dst);
433 // xbt_dict_set((action->io.surf_io)->ls_dict,key,dst,xbt_free);
436 simcall_file_ls__set__result(simcall, surf_storage_action_get_ls_dict(action->io.surf_io));
443 switch (surf_action_get_state(action->io.surf_io)) {
445 case SURF_ACTION_FAILED:
446 action->state = SIMIX_FAILED;
449 case SURF_ACTION_DONE:
450 action->state = SIMIX_DONE;
458 SIMIX_io_finish(action);
461 void SIMIX_io_destroy(smx_action_t action)
463 XBT_DEBUG("Destroy action %p", action);
464 if (action->io.surf_io)
465 surf_action_unref(action->io.surf_io);
466 xbt_mallocator_release(simix_global->action_mallocator, action);
469 void SIMIX_io_finish(smx_action_t action)
471 xbt_fifo_item_t item;
472 smx_simcall_t simcall;
474 xbt_fifo_foreach(action->simcalls, item, simcall, smx_simcall_t) {
476 switch (action->state) {
479 /* do nothing, action done */
483 SMX_EXCEPTION(simcall->issuer, io_error, 0, "IO failed");
487 SMX_EXCEPTION(simcall->issuer, cancel_error, 0, "Canceled");
491 xbt_die("Internal error in SIMIX_io_finish: unexpected action state %d",
495 if (surf_resource_get_state(surf_workstation_resource_priv(simcall->issuer->smx_host)) != SURF_RESOURCE_ON) {
496 simcall->issuer->context->iwannadie = 1;
499 simcall->issuer->waiting_action = NULL;
500 SIMIX_simcall_answer(simcall);
503 /* We no longer need it */
504 SIMIX_io_destroy(action);