X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/94974c282c6e6d096238716853bb053330170d76..ac3a4c06f30f861cef2a98f12f5a5d195f922aeb:/src/simix/smx_io.c diff --git a/src/simix/smx_io.c b/src/simix/smx_io.c index a5a5c65963..ee36fa4358 100644 --- a/src/simix/smx_io.c +++ b/src/simix/smx_io.c @@ -1,10 +1,11 @@ -/* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team. +/* Copyright (c) 2007-2010, 2012-2013. 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 "smx_private.h" +#include "surf/storage_private.h" #include "xbt/sysdep.h" #include "xbt/log.h" #include "xbt/dict.h" @@ -13,23 +14,193 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_io, simix, "Logging specific to SIMIX (io)"); -void SIMIX_pre_file_read(smx_req_t req) + +/** + * \brief Internal function to create a SIMIX storage. + * \param name name of the storage to create + * \param storage the SURF storage to encapsulate + * \param data some user data (may be NULL) + */ +smx_storage_t SIMIX_storage_create(const char *name, void *storage, void *data) +{ + smx_storage_priv_t smx_storage = xbt_new0(s_smx_storage_priv_t, 1); + + smx_storage->data = data; + + /* Update global variables */ + xbt_lib_set(storage_lib,name,SIMIX_STORAGE_LEVEL,smx_storage); + + return xbt_lib_get_or_null(storage_lib, name, SIMIX_STORAGE_LEVEL); +} + +/** + * \brief Internal function to destroy a SIMIX storage. + * + * \param s the host to destroy (a smx_storage_t) + */ +void SIMIX_storage_destroy(void *s) +{ + smx_storage_priv_t storage = (smx_storage_priv_t) s; + + xbt_assert((storage != NULL), "Invalid parameters"); + if (storage->data) + free(storage->data); + + /* Clean storage structure */ + free(storage); +} + +void* SIMIX_pre_file_get_data(smx_simcall_t simcall,smx_file_t fd){ + return SIMIX_file_get_data(fd); +} + +void* SIMIX_file_get_data(smx_file_t fd){ + xbt_assert((fd != NULL), "Invalid parameters (simix file is NULL)"); + + return fd->data; +} + +void SIMIX_pre_file_set_data(smx_simcall_t simcall, smx_file_t fd, void *data) { + SIMIX_file_set_data(fd, data); +} + +void SIMIX_file_set_data(smx_file_t fd, void *data){ + xbt_assert((fd != NULL), "Invalid parameter"); + + fd->data = data; +} + +//SIMIX FILE READ +void SIMIX_pre_file_read(smx_simcall_t simcall, smx_file_t fd, sg_storage_size_t size) +{ + smx_action_t action = SIMIX_file_read(simcall->issuer, fd, size); + xbt_fifo_push(action->simcalls, simcall); + simcall->issuer->waiting_action = action; +} + +smx_action_t SIMIX_file_read(smx_process_t process, smx_file_t fd, sg_storage_size_t size) +{ + smx_action_t action; + smx_host_t host = process->smx_host; + + /* check if the host is active */ + if (surf_workstation_model->extension. + workstation.get_state(host) != SURF_RESOURCE_ON) { + THROWF(host_error, 0, "Host %s failed, you cannot call this function", + sg_host_name(host)); + } + + action = xbt_mallocator_get(simix_global->action_mallocator); + action->type = SIMIX_ACTION_IO; + action->name = NULL; +#ifdef HAVE_TRACING + action->category = NULL; +#endif + + action->io.host = host; + action->io.surf_io = + surf_workstation_model->extension.workstation.read(host, fd->surf_file, size); + + surf_workstation_model->action_data_set(action->io.surf_io, action); + XBT_DEBUG("Create io action %p", action); + + return action; +} + +//SIMIX FILE WRITE +void SIMIX_pre_file_write(smx_simcall_t simcall, smx_file_t fd, sg_storage_size_t size) +{ + smx_action_t action = SIMIX_file_write(simcall->issuer, fd, size); + xbt_fifo_push(action->simcalls, simcall); + simcall->issuer->waiting_action = action; +} + +smx_action_t SIMIX_file_write(smx_process_t process, smx_file_t fd, sg_storage_size_t size) +{ + smx_action_t action; + smx_host_t host = process->smx_host; + + /* check if the host is active */ + if (surf_workstation_model->extension. + workstation.get_state(host) != SURF_RESOURCE_ON) { + THROWF(host_error, 0, "Host %s failed, you cannot call this function", + sg_host_name(host)); + } + + action = xbt_mallocator_get(simix_global->action_mallocator); + action->type = SIMIX_ACTION_IO; + action->name = NULL; +#ifdef HAVE_TRACING + action->category = NULL; +#endif + + action->io.host = host; + action->io.surf_io = + surf_workstation_model->extension.workstation.write(host, fd->surf_file, size); + + surf_workstation_model->action_data_set(action->io.surf_io, action); + XBT_DEBUG("Create io action %p", action); + + return action; +} + +//SIMIX FILE OPEN +void SIMIX_pre_file_open(smx_simcall_t simcall, const char* mount, + const char* path) +{ + smx_action_t action = SIMIX_file_open(simcall->issuer, mount, path); + xbt_fifo_push(action->simcalls, simcall); + simcall->issuer->waiting_action = action; +} + +smx_action_t SIMIX_file_open(smx_process_t process ,const char* mount, + const char* path) +{ + smx_action_t action; + smx_host_t host = process->smx_host; + + /* check if the host is active */ + if (surf_workstation_model->extension. + workstation.get_state(host) != SURF_RESOURCE_ON) { + THROWF(host_error, 0, "Host %s failed, you cannot call this function", + sg_host_name(host)); + } + + action = xbt_mallocator_get(simix_global->action_mallocator); + action->type = SIMIX_ACTION_IO; + action->name = NULL; +#ifdef HAVE_TRACING + action->category = NULL; +#endif + + action->io.host = host; + action->io.surf_io = + surf_workstation_model->extension.workstation.open(host, mount, path); + + surf_workstation_model->action_data_set(action->io.surf_io, action); + XBT_DEBUG("Create io action %p", action); + + return action; +} + +//SIMIX FILE CLOSE +void SIMIX_pre_file_close(smx_simcall_t simcall, smx_file_t fd) { - smx_action_t action = SIMIX_file_read(req->issuer, req->file_read.name); - xbt_fifo_push(action->request_list, req); - req->issuer->waiting_action = action; + smx_action_t action = SIMIX_file_close(simcall->issuer, fd); + xbt_fifo_push(action->simcalls, simcall); + simcall->issuer->waiting_action = action; } -smx_action_t SIMIX_file_read(smx_process_t process, char* name) +smx_action_t SIMIX_file_close(smx_process_t process, smx_file_t fd) { smx_action_t action; smx_host_t host = process->smx_host; /* check if the host is active */ if (surf_workstation_model->extension. - workstation.get_state(host->host) != SURF_RESOURCE_ON) { + workstation.get_state(host) != SURF_RESOURCE_ON) { THROWF(host_error, 0, "Host %s failed, you cannot call this function", - host->name); + sg_host_name(host)); } action = xbt_mallocator_get(simix_global->action_mallocator); @@ -40,9 +211,7 @@ smx_action_t SIMIX_file_read(smx_process_t process, char* name) #endif action->io.host = host; - // TODO in surf model disk??? - // action->io.surf_io = surf_workstation_model->extension.disk.read(host->host, name), - action->io.surf_io = surf_workstation_model->extension.workstation.sleep(host->host, 1.0); + action->io.surf_io = surf_workstation_model->extension.workstation.close(host, fd->surf_file); surf_workstation_model->action_data_set(action->io.surf_io, action); XBT_DEBUG("Create io action %p", action); @@ -50,8 +219,216 @@ smx_action_t SIMIX_file_read(smx_process_t process, char* name) return action; } + +//SIMIX FILE UNLINK +int SIMIX_pre_file_unlink(smx_simcall_t simcall, smx_file_t fd) +{ + return SIMIX_file_unlink(simcall->issuer, fd); +} + +int SIMIX_file_unlink(smx_process_t process, smx_file_t fd) +{ + smx_host_t host = process->smx_host; + /* check if the host is active */ + if (surf_workstation_model->extension. + workstation.get_state(host) != SURF_RESOURCE_ON) { + THROWF(host_error, 0, "Host %s failed, you cannot call this function", + sg_host_name(host)); + } + + if (surf_workstation_model->extension.workstation.unlink(host, fd->surf_file)){ + xbt_free(fd); + return 1; + } else + return 0; +} + +//SIMIX FILE LS +void SIMIX_pre_file_ls(smx_simcall_t simcall, + const char* mount, const char* path) +{ + smx_action_t action = SIMIX_file_ls(simcall->issuer, mount, path); + xbt_fifo_push(action->simcalls, simcall); + simcall->issuer->waiting_action = action; +} +smx_action_t SIMIX_file_ls(smx_process_t process, const char* mount, const char *path) +{ + smx_action_t action; + smx_host_t host = process->smx_host; + /* check if the host is active */ + if (surf_workstation_model->extension.workstation.get_state(host) != SURF_RESOURCE_ON) { + THROWF(host_error, 0, "Host %s failed, you cannot call this function", + sg_host_name(host)); + } + + action = xbt_mallocator_get(simix_global->action_mallocator); + action->type = SIMIX_ACTION_IO; + action->name = NULL; +#ifdef HAVE_TRACING + action->category = NULL; +#endif + + action->io.host = host; + action->io.surf_io = surf_workstation_model->extension.workstation.ls(host,mount,path); + + surf_workstation_model->action_data_set(action->io.surf_io, action); + XBT_DEBUG("Create io action %p", action); + return action; +} + +sg_storage_size_t SIMIX_pre_file_get_size(smx_simcall_t simcall, smx_file_t fd) +{ + return SIMIX_file_get_size(simcall->issuer, fd); +} + +sg_storage_size_t SIMIX_file_get_size(smx_process_t process, smx_file_t fd) +{ + smx_host_t host = process->smx_host; + return surf_workstation_model->extension.workstation.get_size(host, + fd->surf_file); +} + +xbt_dynar_t SIMIX_pre_file_get_info(smx_simcall_t simcall, smx_file_t fd) +{ + return SIMIX_file_get_info(simcall->issuer, fd); +} + +xbt_dynar_t SIMIX_file_get_info(smx_process_t process, smx_file_t fd) +{ + smx_host_t host = process->smx_host; + return surf_workstation_model->extension.workstation.get_info(host, + fd->surf_file); +} + +void SIMIX_pre_storage_file_rename(smx_simcall_t simcall, smx_storage_t storage, const char* src, const char* dest) +{ + return SIMIX_storage_file_rename(simcall->issuer, storage, src, dest); +} + +void SIMIX_storage_file_rename(smx_process_t process, smx_storage_t storage, const char* src, const char* dest) +{ + return surf_storage_model->extension.storage.rename(storage, src, dest); +} + +sg_storage_size_t SIMIX_pre_storage_get_free_size(smx_simcall_t simcall, const char* name) +{ + return SIMIX_storage_get_free_size(simcall->issuer, name); +} + +sg_storage_size_t SIMIX_storage_get_free_size(smx_process_t process, const char* name) +{ + smx_host_t host = process->smx_host; + return surf_workstation_model->extension.workstation.get_free_size(host,name); +} + +sg_storage_size_t SIMIX_pre_storage_get_used_size(smx_simcall_t simcall, const char* name) +{ + return SIMIX_storage_get_used_size(simcall->issuer, name); +} + +sg_storage_size_t SIMIX_storage_get_used_size(smx_process_t process, const char* name) +{ + smx_host_t host = process->smx_host; + return surf_workstation_model->extension.workstation.get_used_size(host,name); +} + +xbt_dict_t SIMIX_pre_storage_get_properties(smx_simcall_t simcall, smx_storage_t storage){ + return SIMIX_storage_get_properties(storage); +} +xbt_dict_t SIMIX_storage_get_properties(smx_storage_t storage){ + xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)"); + return surf_storage_model->extension.storage.get_properties(storage); +} + +const char* SIMIX_pre_storage_get_name(smx_simcall_t simcall, smx_storage_t storage){ + return SIMIX_storage_get_name(storage); +} + +const char* SIMIX_storage_get_name(smx_storage_t storage){ + xbt_assert((storage != NULL), "Invalid parameters"); + return sg_storage_name(storage); +} + +void SIMIX_pre_storage_set_data(smx_simcall_t simcall, smx_storage_t storage, void *data) { + SIMIX_storage_set_data(storage, data); +} +void SIMIX_storage_set_data(smx_storage_t storage, void *data){ + xbt_assert((storage != NULL), "Invalid parameters"); + xbt_assert((SIMIX_storage_priv(storage)->data == NULL), "Data already set"); + + SIMIX_storage_priv(storage)->data = data; +} + +void* SIMIX_pre_storage_get_data(smx_simcall_t simcall,smx_storage_t storage){ + return SIMIX_storage_get_data(storage); +} + +void* SIMIX_storage_get_data(smx_storage_t storage){ + xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)"); + + return SIMIX_storage_priv(storage)->data; +} + +xbt_dict_t SIMIX_pre_storage_get_content(smx_simcall_t simcall, smx_storage_t storage){ + return SIMIX_storage_get_content(storage); +} + +xbt_dict_t SIMIX_storage_get_content(smx_storage_t storage){ + xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)"); + return surf_storage_model->extension.storage.get_content(storage); +} + +sg_storage_size_t SIMIX_storage_get_size(smx_storage_t storage){ + xbt_assert((storage != NULL), "Invalid parameters (simix storage is NULL)"); + return surf_storage_model->extension.storage.get_size(storage); +} + void SIMIX_post_io(smx_action_t action) { + xbt_fifo_item_t i; + smx_simcall_t simcall; +// char* key; +// xbt_dict_cursor_t cursor = NULL; +// s_file_stat_t *dst = NULL; +// s_file_stat_t *src = NULL; + + xbt_fifo_foreach(action->simcalls,i,simcall,smx_simcall_t) { + switch (simcall->call) { + case SIMCALL_FILE_OPEN:; + smx_file_t tmp = xbt_new(s_smx_file_t,1); + tmp->surf_file = (action->io.surf_io)->file; + simcall_file_open__set__result(simcall, tmp); + break; + + case SIMCALL_FILE_CLOSE: + xbt_free(simcall_file_close__get__fd(simcall)); + simcall_file_close__set__result(simcall, 0); + break; + + case SIMCALL_FILE_WRITE: + simcall_file_write__set__result(simcall, (action->io.surf_io)->cost); + break; + + case SIMCALL_FILE_READ: + simcall_file_read__set__result(simcall, (action->io.surf_io)->cost); + break; + + case SIMCALL_FILE_LS: +// xbt_dict_foreach((action->io.surf_io)->ls_dict,cursor,key, src){ +// // if there is a stat we have to duplicate it +// if(src){ +// dst = xbt_new0(s_file_stat_t,1); +// file_stat_copy(src, dst); +// xbt_dict_set((action->io.surf_io)->ls_dict,key,dst,xbt_free); +// } +// } + simcall_file_ls__set__result(simcall, (action->io.surf_io)->ls_dict); + break; + default: + break; + } + } + switch (surf_workstation_model->action_state_get(action->io.surf_io)) { case SURF_ACTION_FAILED: @@ -80,10 +457,10 @@ void SIMIX_io_destroy(smx_action_t action) void SIMIX_io_finish(smx_action_t action) { - volatile xbt_fifo_item_t item; - smx_req_t req; + xbt_fifo_item_t item; + smx_simcall_t simcall; - xbt_fifo_foreach(action->request_list, item, req, smx_req_t) { + xbt_fifo_foreach(action->simcalls, item, simcall, smx_simcall_t) { switch (action->state) { @@ -92,29 +469,25 @@ void SIMIX_io_finish(smx_action_t action) break; case SIMIX_FAILED: - TRY { - THROWF(io_error, 0, "IO failed"); - } - CATCH(req->issuer->running_ctx->exception) { - req->issuer->doexception = 1; - } - break; + SMX_EXCEPTION(simcall->issuer, io_error, 0, "IO failed"); + break; case SIMIX_CANCELED: - TRY { - THROWF(cancel_error, 0, "Canceled"); - } - CATCH(req->issuer->running_ctx->exception) { - req->issuer->doexception = 1; - } - break; + SMX_EXCEPTION(simcall->issuer, cancel_error, 0, "Canceled"); + break; default: xbt_die("Internal error in SIMIX_io_finish: unexpected action state %d", - action->state); + (int)action->state); } - req->issuer->waiting_action = NULL; - SIMIX_request_answer(req); + + if (surf_workstation_model->extension. + workstation.get_state(simcall->issuer->smx_host) != SURF_RESOURCE_ON) { + simcall->issuer->context->iwannadie = 1; + } + + simcall->issuer->waiting_action = NULL; + SIMIX_simcall_answer(simcall); } /* We no longer need it */