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 */
53 void SIMIX_pre_file_read(smx_simcall_t simcall, smx_file_t fd, sg_size_t size)
55 smx_action_t action = SIMIX_file_read(simcall->issuer, fd, size);
56 xbt_fifo_push(action->simcalls, simcall);
57 simcall->issuer->waiting_action = action;
60 smx_action_t SIMIX_file_read(smx_process_t process, smx_file_t fd, sg_size_t size)
63 smx_host_t host = process->smx_host;
65 /* check if the host is active */
66 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
67 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
71 action = xbt_mallocator_get(simix_global->action_mallocator);
72 action->type = SIMIX_ACTION_IO;
75 action->category = NULL;
78 action->io.host = host;
79 action->io.surf_io = surf_workstation_read(host, fd->surf_file, size);
81 surf_action_set_data(action->io.surf_io, action);
82 XBT_DEBUG("Create io action %p", action);
88 void SIMIX_pre_file_write(smx_simcall_t simcall, smx_file_t fd, sg_size_t size)
90 smx_action_t action = SIMIX_file_write(simcall->issuer, fd, size);
91 xbt_fifo_push(action->simcalls, simcall);
92 simcall->issuer->waiting_action = action;
95 smx_action_t SIMIX_file_write(smx_process_t process, smx_file_t fd, sg_size_t size)
98 smx_host_t host = process->smx_host;
100 /* check if the host is active */
101 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
102 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
106 action = xbt_mallocator_get(simix_global->action_mallocator);
107 action->type = SIMIX_ACTION_IO;
110 action->category = NULL;
113 action->io.host = host;
114 action->io.surf_io = surf_workstation_write(host, fd->surf_file, size);
116 surf_action_set_data(action->io.surf_io, action);
117 XBT_DEBUG("Create io action %p", action);
123 void SIMIX_pre_file_open(smx_simcall_t simcall, const char* fullpath)
125 smx_action_t action = SIMIX_file_open(simcall->issuer, fullpath);
126 xbt_fifo_push(action->simcalls, simcall);
127 simcall->issuer->waiting_action = action;
130 smx_action_t SIMIX_file_open(smx_process_t process, const char* fullpath)
133 smx_host_t host = process->smx_host;
135 /* check if the host is active */
136 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
137 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
141 action = xbt_mallocator_get(simix_global->action_mallocator);
142 action->type = SIMIX_ACTION_IO;
145 action->category = NULL;
148 action->io.host = host;
149 action->io.surf_io = surf_workstation_open(host, fullpath);
151 surf_action_set_data(action->io.surf_io, action);
152 XBT_DEBUG("Create io action %p", action);
158 void SIMIX_pre_file_close(smx_simcall_t simcall, smx_file_t fd)
160 smx_action_t action = SIMIX_file_close(simcall->issuer, fd);
161 xbt_fifo_push(action->simcalls, simcall);
162 simcall->issuer->waiting_action = action;
165 smx_action_t SIMIX_file_close(smx_process_t process, smx_file_t fd)
168 smx_host_t host = process->smx_host;
170 /* check if the host is active */
171 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
172 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
176 action = xbt_mallocator_get(simix_global->action_mallocator);
177 action->type = SIMIX_ACTION_IO;
180 action->category = NULL;
183 action->io.host = host;
184 action->io.surf_io = surf_workstation_close(host, fd->surf_file);
186 surf_action_set_data(action->io.surf_io, action);
187 XBT_DEBUG("Create io action %p", action);
194 int SIMIX_pre_file_unlink(smx_simcall_t simcall, smx_file_t fd)
196 return SIMIX_file_unlink(simcall->issuer, fd);
199 int SIMIX_file_unlink(smx_process_t process, smx_file_t fd)
201 smx_host_t host = process->smx_host;
202 /* check if the host is active */
203 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
204 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
208 if (surf_workstation_unlink(host, fd->surf_file)){
216 void SIMIX_pre_file_ls(smx_simcall_t simcall,
217 const char* mount, const char* path)
219 smx_action_t action = SIMIX_file_ls(simcall->issuer, mount, path);
220 xbt_fifo_push(action->simcalls, simcall);
221 simcall->issuer->waiting_action = action;
223 smx_action_t SIMIX_file_ls(smx_process_t process, const char* mount, const char *path)
226 smx_host_t host = process->smx_host;
227 /* check if the host is active */
228 if (surf_resource_get_state(surf_workstation_resource_priv(host)) != SURF_RESOURCE_ON) {
229 THROWF(host_error, 0, "Host %s failed, you cannot call this function",
233 action = xbt_mallocator_get(simix_global->action_mallocator);
234 action->type = SIMIX_ACTION_IO;
237 action->category = NULL;
240 action->io.host = host;
241 action->io.surf_io = surf_workstation_ls(host,mount,path);
243 surf_action_set_data(action->io.surf_io, action);
244 XBT_DEBUG("Create io action %p", action);
248 sg_size_t SIMIX_pre_file_get_size(smx_simcall_t simcall, smx_file_t fd)
250 return SIMIX_file_get_size(simcall->issuer, fd);
253 sg_size_t SIMIX_file_get_size(smx_process_t process, smx_file_t fd)
255 smx_host_t host = process->smx_host;
256 return surf_workstation_get_size(host, fd->surf_file);
259 sg_size_t SIMIX_pre_file_tell(smx_simcall_t simcall, smx_file_t fd)
261 return SIMIX_file_tell(simcall->issuer, fd);
264 sg_size_t SIMIX_file_tell(smx_process_t process, smx_file_t fd)
266 smx_host_t host = process->smx_host;
267 return surf_workstation_file_tell(host, fd->surf_file);
271 xbt_dynar_t SIMIX_pre_file_get_info(smx_simcall_t simcall, smx_file_t fd)
273 return SIMIX_file_get_info(simcall->issuer, fd);
276 xbt_dynar_t SIMIX_file_get_info(smx_process_t process, smx_file_t fd)
278 smx_host_t host = process->smx_host;
279 return surf_workstation_get_info(host, fd->surf_file);
282 int SIMIX_pre_file_seek(smx_simcall_t simcall, smx_file_t fd, sg_size_t offset, int origin)
284 return SIMIX_file_seek(simcall->issuer, fd, offset, origin);
287 int SIMIX_file_seek(smx_process_t process, smx_file_t fd, sg_size_t offset, int origin)
289 smx_host_t host = process->smx_host;
290 return surf_workstation_file_seek(host, fd->surf_file, offset, origin);
293 int SIMIX_pre_file_move(smx_simcall_t simcall, smx_file_t file, const char* fullpath)
295 return SIMIX_file_move(simcall->issuer, file, fullpath);
298 int SIMIX_file_move(smx_process_t process, smx_file_t file, const char* fullpath)
300 smx_host_t host = process->smx_host;
301 return surf_workstation_file_move(host, file->surf_file, fullpath);
304 sg_size_t SIMIX_pre_storage_get_free_size(smx_simcall_t simcall, const char* name)
306 return SIMIX_storage_get_free_size(simcall->issuer, name);
309 sg_size_t SIMIX_storage_get_free_size(smx_process_t process, const char* name)
311 smx_host_t host = process->smx_host;
312 return surf_workstation_get_free_size(host, name);
315 sg_size_t SIMIX_pre_storage_get_used_size(smx_simcall_t simcall, const char* name)
317 return SIMIX_storage_get_used_size(simcall->issuer, name);
320 sg_size_t SIMIX_storage_get_used_size(smx_process_t process, const char* name)
322 smx_host_t host = process->smx_host;
323 return surf_workstation_get_used_size(host, name);
326 xbt_dict_t SIMIX_pre_storage_get_properties(smx_simcall_t simcall, smx_storage_t storage){
327 return SIMIX_storage_get_properties(storage);
329 xbt_dict_t SIMIX_storage_get_properties(smx_storage_t storage){
330 xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)");
331 return surf_resource_get_properties(surf_storage_resource_priv(storage));
334 const char* SIMIX_pre_storage_get_name(smx_simcall_t simcall, smx_storage_t storage){
335 return SIMIX_storage_get_name(storage);
338 const char* SIMIX_storage_get_name(smx_storage_t storage){
339 xbt_assert((storage != NULL), "Invalid parameters");
340 return sg_storage_name(storage);
343 xbt_dict_t SIMIX_pre_storage_get_content(smx_simcall_t simcall, smx_storage_t storage){
344 return SIMIX_storage_get_content(storage);
347 xbt_dict_t SIMIX_storage_get_content(smx_storage_t storage){
348 xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)");
349 return surf_storage_get_content(storage);
352 sg_size_t SIMIX_storage_get_size(smx_storage_t storage){
353 xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)");
354 return surf_storage_get_size(storage);
357 const char* SIMIX_pre_storage_get_host(smx_simcall_t simcall, smx_storage_t storage){
358 return SIMIX_storage_get_host(storage);
361 const char* SIMIX_storage_get_host(smx_storage_t storage){
362 xbt_assert((storage != NULL), "Invalid parameters");
363 return surf_storage_get_host(storage);
366 void SIMIX_post_io(smx_action_t action)
369 smx_simcall_t simcall;
371 // xbt_dict_cursor_t cursor = NULL;
372 // s_file_stat_t *dst = NULL;
373 // s_file_stat_t *src = NULL;
375 xbt_fifo_foreach(action->simcalls,i,simcall,smx_simcall_t) {
376 switch (simcall->call) {
377 case SIMCALL_FILE_OPEN: {
378 smx_file_t tmp = xbt_new(s_smx_file_t,1);
379 tmp->surf_file = surf_storage_action_get_file(action->io.surf_io);
380 simcall_file_open__set__result(simcall, tmp);
383 case SIMCALL_FILE_CLOSE:
384 xbt_free(simcall_file_close__get__fd(simcall));
385 simcall_file_close__set__result(simcall, 0);
387 case SIMCALL_FILE_WRITE:
388 simcall_file_write__set__result(simcall, surf_action_get_cost(action->io.surf_io));
391 case SIMCALL_FILE_READ:
392 simcall_file_read__set__result(simcall, surf_action_get_cost(action->io.surf_io));
395 case SIMCALL_FILE_LS:
396 // xbt_dict_foreach((action->io.surf_io)->ls_dict,cursor,key, src){
397 // // if there is a stat we have to duplicate it
399 // dst = xbt_new0(s_file_stat_t,1);
400 // file_stat_copy(src, dst);
401 // xbt_dict_set((action->io.surf_io)->ls_dict,key,dst,xbt_free);
404 simcall_file_ls__set__result(simcall, surf_storage_action_get_ls_dict(action->io.surf_io));
411 switch (surf_action_get_state(action->io.surf_io)) {
413 case SURF_ACTION_FAILED:
414 action->state = SIMIX_FAILED;
417 case SURF_ACTION_DONE:
418 action->state = SIMIX_DONE;
426 SIMIX_io_finish(action);
429 void SIMIX_io_destroy(smx_action_t action)
431 XBT_DEBUG("Destroy action %p", action);
432 if (action->io.surf_io)
433 surf_action_unref(action->io.surf_io);
434 xbt_mallocator_release(simix_global->action_mallocator, action);
437 void SIMIX_io_finish(smx_action_t action)
439 xbt_fifo_item_t item;
440 smx_simcall_t simcall;
442 xbt_fifo_foreach(action->simcalls, item, simcall, smx_simcall_t) {
444 switch (action->state) {
447 /* do nothing, action done */
451 SMX_EXCEPTION(simcall->issuer, io_error, 0, "IO failed");
455 SMX_EXCEPTION(simcall->issuer, cancel_error, 0, "Canceled");
459 xbt_die("Internal error in SIMIX_io_finish: unexpected action state %d",
463 if (surf_resource_get_state(surf_workstation_resource_priv(simcall->issuer->smx_host)) != SURF_RESOURCE_ON) {
464 simcall->issuer->context->iwannadie = 1;
467 simcall->issuer->waiting_action = NULL;
468 SIMIX_simcall_answer(simcall);
471 /* We no longer need it */
472 SIMIX_io_destroy(action);