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[simgrid.git] / src / simix / smx_io.c
index 5720658..dde44a3 100644 (file)
@@ -5,6 +5,7 @@
  * 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"
@@ -15,27 +16,24 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_io, simix,
 
 
 //SIMIX FILE READ
-void SIMIX_pre_file_read(smx_simcall_t simcall)
+void SIMIX_pre_file_read(smx_simcall_t simcall, void *ptr, size_t size,
+                        size_t nmemb, smx_file_t stream)
 {
-  smx_action_t action = SIMIX_file_read(simcall->issuer,
-      simcall->file_read.ptr,
-      simcall->file_read.size,
-      simcall->file_read.nmemb,
-      simcall->file_read.stream);
+  smx_action_t action = SIMIX_file_read(simcall->issuer, ptr, size, nmemb, stream);
   xbt_fifo_push(action->simcalls, simcall);
   simcall->issuer->waiting_action = action;
 }
 
-smx_action_t SIMIX_file_read(smx_process_t process, void* ptr, size_t size, size_t nmemb, smx_file_t* stream)
+smx_action_t SIMIX_file_read(smx_process_t process, void* ptr, size_t size, size_t nmemb, smx_file_t stream)
 {
   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);
@@ -46,9 +44,7 @@ smx_action_t SIMIX_file_read(smx_process_t process, void* ptr, size_t size, size
 #endif
 
   action->io.host = host;
-  //  TODO in surf model disk???
-  //  action->io.surf_io = surf_workstation_model->extension.storage.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.read(host, ptr, size, nmemb, stream->surf_file);
 
   surf_workstation_model->action_data_set(action->io.surf_io, action);
   XBT_DEBUG("Create io action %p", action);
@@ -57,27 +53,24 @@ smx_action_t SIMIX_file_read(smx_process_t process, void* ptr, size_t size, size
 }
 
 //SIMIX FILE WRITE
-void SIMIX_pre_file_write(smx_simcall_t simcall)
+void SIMIX_pre_file_write(smx_simcall_t simcall, const void *ptr, size_t size,
+                         size_t nmemb, smx_file_t stream)
 {
-  smx_action_t action = SIMIX_file_write(simcall->issuer,
-      simcall->file_write.ptr,
-      simcall->file_write.size,
-      simcall->file_write.nmemb,
-      simcall->file_write.stream);
+  smx_action_t action = SIMIX_file_write(simcall->issuer, ptr, size, nmemb, stream);
   xbt_fifo_push(action->simcalls, simcall);
   simcall->issuer->waiting_action = action;
 }
 
-smx_action_t SIMIX_file_write(smx_process_t process, const void* ptr, size_t size, size_t nmemb, smx_file_t* stream)
+smx_action_t SIMIX_file_write(smx_process_t process, const void* ptr, size_t size, size_t nmemb, smx_file_t stream)
 {
   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);
@@ -88,9 +81,7 @@ smx_action_t SIMIX_file_write(smx_process_t process, const void* ptr, size_t siz
 #endif
 
   action->io.host = host;
-  //  TODO in surf model disk???
-  //  action->io.surf_io = surf_workstation_model->extension.storage.write(host->host, name),
-  action->io.surf_io = surf_workstation_model->extension.workstation.sleep(host->host, 2.0);
+  action->io.surf_io = surf_workstation_model->extension.workstation.write(host, ptr, size, nmemb, stream->surf_file);
 
   surf_workstation_model->action_data_set(action->io.surf_io, action);
   XBT_DEBUG("Create io action %p", action);
@@ -99,25 +90,24 @@ smx_action_t SIMIX_file_write(smx_process_t process, const void* ptr, size_t siz
 }
 
 //SIMIX FILE OPEN
-void SIMIX_pre_file_open(smx_simcall_t simcall)
+void SIMIX_pre_file_open(smx_simcall_t simcall, const char* mount,
+                        const char* path, const char* mode)
 {
-  smx_action_t action = SIMIX_file_open(simcall->issuer,
-      simcall->file_open.path,
-      simcall->file_open.mode);
+  smx_action_t action = SIMIX_file_open(simcall->issuer, mount, path, mode);
   xbt_fifo_push(action->simcalls, simcall);
   simcall->issuer->waiting_action = action;
 }
 
-smx_action_t SIMIX_file_open(smx_process_t process, const char* path, const char* mode)
+smx_action_t SIMIX_file_open(smx_process_t process ,const char* mount, const char* path, const char* mode)
 {
   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);
@@ -128,9 +118,7 @@ smx_action_t SIMIX_file_open(smx_process_t process, const char* path, const char
 #endif
 
   action->io.host = host;
-  //  TODO in surf model disk???
-  //  action->io.surf_io = surf_workstation_model->extension.storage.open(host->host, name),
-  action->io.surf_io = surf_workstation_model->extension.workstation.sleep(host->host, 3.0);
+  action->io.surf_io = surf_workstation_model->extension.workstation.open(host, mount, path, mode);
 
   surf_workstation_model->action_data_set(action->io.surf_io, action);
   XBT_DEBUG("Create io action %p", action);
@@ -139,24 +127,23 @@ smx_action_t SIMIX_file_open(smx_process_t process, const char* path, const char
 }
 
 //SIMIX FILE CLOSE
-void SIMIX_pre_file_close(smx_simcall_t simcall)
+void SIMIX_pre_file_close(smx_simcall_t simcall, smx_file_t fd)
 {
-  smx_action_t action = SIMIX_file_close(simcall->issuer,
-      simcall->file_close.fp);
+  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_close(smx_process_t process, smx_file_t* fp)
+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);
@@ -167,9 +154,7 @@ smx_action_t SIMIX_file_close(smx_process_t process, smx_file_t* fp)
 #endif
 
   action->io.host = host;
-  //  TODO in surf model disk???
-  //  action->io.surf_io = surf_workstation_model->extension.storage.close(host->host, name),
-  action->io.surf_io = surf_workstation_model->extension.workstation.sleep(host->host, 4.0);
+  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);
@@ -177,26 +162,92 @@ smx_action_t SIMIX_file_close(smx_process_t process, smx_file_t* fp)
   return action;
 }
 
-//SIMIX FILE STAT
-void SIMIX_pre_file_stat(smx_simcall_t simcall)
+
+//SIMIX FILE UNLINK
+void SIMIX_pre_file_unlink(smx_simcall_t simcall, smx_file_t fd)
+{
+  smx_action_t action = SIMIX_file_unlink(simcall->issuer, fd);
+  xbt_fifo_push(action->simcalls, simcall);
+  simcall->issuer->waiting_action = action;
+}
+
+smx_action_t SIMIX_file_unlink(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) != 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.unlink(host, fd->surf_file);
+
+  surf_workstation_model->action_data_set(action->io.surf_io, action);
+  XBT_DEBUG("Create io action %p", action);
+
+  return action;
+}
+
+//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;
+}
+
+void SIMIX_pre_file_get_size(smx_simcall_t simcall, smx_file_t fd)
 {
-  smx_action_t action = SIMIX_file_stat(simcall->issuer,
-      simcall->file_stat.fd,
-      simcall->file_stat.buf);
+  smx_action_t action = SIMIX_file_get_size(simcall->issuer, fd);
   xbt_fifo_push(action->simcalls, simcall);
   simcall->issuer->waiting_action = action;
 }
 
-smx_action_t SIMIX_file_stat(smx_process_t process, int fd, void* buf)
+smx_action_t SIMIX_file_get_size(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);
@@ -207,9 +258,7 @@ smx_action_t SIMIX_file_stat(smx_process_t process, int fd, void* buf)
 #endif
 
   action->io.host = host;
-  //  TODO in surf model disk???
-  //  action->io.surf_io = surf_workstation_model->extension.storage.stat(host->host, name),
-  action->io.surf_io = surf_workstation_model->extension.workstation.sleep(host->host, 5.0);
+  action->io.surf_io = surf_workstation_model->extension.workstation.get_size(host, fd->surf_file);
 
   surf_workstation_model->action_data_set(action->io.surf_io, action);
   XBT_DEBUG("Create io action %p", action);
@@ -217,8 +266,63 @@ smx_action_t SIMIX_file_stat(smx_process_t process, int fd, void* buf)
   return action;
 }
 
+
 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_UNLINK:
+      xbt_free(simcall_file_unlink__get__fd(simcall));
+      simcall_file_unlink__set__result(simcall, 0);
+      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;
+    case SIMCALL_FILE_GET_SIZE:
+      simcall_file_get_size__set__result(simcall,
+          ((action->io.surf_io)->file->size));
+      break;
+
+    default:
+      break;
+    }
+  }
+
   switch (surf_workstation_model->action_state_get(action->io.surf_io)) {
 
     case SURF_ACTION_FAILED:
@@ -247,7 +351,7 @@ void SIMIX_io_destroy(smx_action_t action)
 
 void SIMIX_io_finish(smx_action_t action)
 {
-  volatile xbt_fifo_item_t item;
+  xbt_fifo_item_t item;
   smx_simcall_t simcall;
 
   xbt_fifo_foreach(action->simcalls, item, simcall, smx_simcall_t) {
@@ -259,27 +363,23 @@ void SIMIX_io_finish(smx_action_t action)
         break;
 
       case SIMIX_FAILED:
-        TRY {
-          THROWF(io_error, 0, "IO failed");
-        }
-       CATCH(simcall->issuer->running_ctx->exception) {
-         simcall->issuer->doexception = 1;
-       }
-      break;
+        SMX_EXCEPTION(simcall->issuer, io_error, 0, "IO failed");
+        break;
 
       case SIMIX_CANCELED:
-        TRY {
-          THROWF(cancel_error, 0, "Canceled");
-        }
-       CATCH(simcall->issuer->running_ctx->exception) {
-         simcall->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);
     }
+
+    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);
   }