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[simgrid.git] / src / surf / storage.c
index e59d0c7..a0c00cc 100644 (file)
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_storage, surf,
                                 "Logging specific to the SURF storage module");
 
+xbt_lib_t storage_lib;
+int ROUTING_STORAGE_LEVEL;      //Routing for storagelevel
+int ROUTING_STORAGE_HOST_LEVEL;
+int SURF_STORAGE_LEVEL;
+xbt_lib_t storage_type_lib;
+int ROUTING_STORAGE_TYPE_LEVEL; //Routing for storage_type level
+
+xbt_dynar_t mount_list = NULL;  /* temporary store of current mount storage */
+
 surf_model_t surf_storage_model = NULL;
 lmm_system_t storage_maxmin_system = NULL;
 static int storage_selective_update = 0;
@@ -52,7 +61,7 @@ static surf_action_t storage_action_open(void *storage, const char* path, const
 
   surf_file_t file = xbt_new0(s_surf_file_t,1);
   file->name = xbt_strdup(path);
-  file->simdata = content;
+  file->content = content;
 
   surf_action_t action = storage_action_execute(storage,0, DEFAULT);
   action->file = (void *)file;
@@ -63,7 +72,7 @@ static surf_action_t storage_action_close(void *storage, surf_file_t fp)
 {
   char *filename = fp->name;
   free(fp->name);
-  fp->simdata = NULL;
+  fp->content = NULL;
   xbt_free(fp);
   surf_action_t action = storage_action_execute(storage,0, DEFAULT);
   XBT_DEBUG("\tClose file '%s'",filename);
@@ -73,23 +82,21 @@ static surf_action_t storage_action_close(void *storage, surf_file_t fp)
 static surf_action_t storage_action_read(void *storage, void* ptr, size_t size, size_t nmemb, surf_file_t stream)
 {
   char *filename = stream->name;
-  content_t content = (content_t)(stream->simdata);
+  content_t content = stream->content;
   XBT_DEBUG("\tRead file '%s' size '%Zu/%Zu'",filename,size,content->size);
   if(size > content->size)
     size = content->size;
   surf_action_t action = storage_action_execute(storage,size,READ);
-  action->read_write = size;
   return action;
 }
 
 static surf_action_t storage_action_write(void *storage, const void* ptr, size_t size, size_t nmemb, surf_file_t stream)
 {
   char *filename = stream->name;
-  content_t content = (content_t)(stream->simdata);
+  content_t content = stream->content;
   XBT_DEBUG("\tWrite file '%s' size '%Zu/%Zu'",filename,size,content->size);
 
   surf_action_t action = storage_action_execute(storage,size,WRITE);
-  action->read_write = size;
   content->size += size;
   return action;
 }
@@ -399,3 +406,179 @@ void surf_storage_model_init_default(void)
 
   xbt_dynar_push(model_list, &surf_storage_model);
 }
+
+static void storage_parse_storage(sg_platf_storage_cbarg_t storage)
+{
+  xbt_assert(!xbt_lib_get_or_null(storage_lib, storage->id,ROUTING_STORAGE_LEVEL),
+               "Reading a storage, processing unit \"%s\" already exists", storage->id);
+
+  // Verification of an existing type_id
+#ifndef NDEBUG
+  void* storage_type = xbt_lib_get_or_null(storage_type_lib, storage->type_id,ROUTING_STORAGE_TYPE_LEVEL);
+#endif
+  xbt_assert(storage_type,"Reading a storage, type id \"%s\" does not exists", storage->type_id);
+
+  XBT_DEBUG("ROUTING Create a storage name '%s' with type_id '%s'",
+      storage->id,
+      storage->type_id);
+
+  xbt_lib_set(storage_lib,
+      storage->id,
+      ROUTING_STORAGE_LEVEL,
+      (void *) xbt_strdup(storage->type_id));
+}
+
+static void free_storage_content(void *p)
+{
+  content_t content = p;
+  free(content->date);
+  free(content->group);
+  free(content->time);
+  free(content->user);
+  free(content->user_rights);
+  free(content);
+}
+
+static xbt_dict_t parse_storage_content(const char *filename)
+{
+  if ((!filename) || (strcmp(filename, "") == 0))
+    return NULL;
+
+  xbt_dict_t parse_content = xbt_dict_new_homogeneous(free_storage_content);
+  FILE *file = NULL;
+
+  file = surf_fopen(filename, "r");
+  xbt_assert(file != NULL, "Cannot open file '%s' (path=%s)", filename,
+              xbt_str_join(surf_path, ":"));
+
+  char *line = NULL;
+  size_t len = 0;
+  ssize_t read;
+  char user_rights[12];
+  char user[100];
+  char group[100];
+  char date[12];
+  char time[12];
+  char path[1024];
+  int nb, size;
+
+  content_t content;
+
+  while ((read = getline(&line, &len, file)) != -1) {
+    content = xbt_new0(s_content_t,1);
+    if(sscanf(line,"%s %d %s %s %d %s %s %s",user_rights,&nb,user,group,&size,date,time,path)==8) {
+      content->date = xbt_strdup(date);
+      content->group = xbt_strdup(group);
+      content->size = size;
+      content->time = xbt_strdup(time);
+      content->user = xbt_strdup(user);
+      content->user_rights = xbt_strdup(user_rights);
+      xbt_dict_set(parse_content,path,content,NULL);
+    } else {
+      xbt_die("Be sure of passing a good format for content file.\n");
+      // You can generate this kind of file with command line:
+      // find /path/you/want -type f -exec ls -l {} \; 2>/dev/null > ./content.txt
+    }
+  }
+  if (line)
+      free(line);
+
+  fclose(file);
+  return parse_content;
+}
+
+static void storage_parse_storage_type(sg_platf_storage_type_cbarg_t storage_type)
+{
+  xbt_assert(!xbt_lib_get_or_null(storage_type_lib, storage_type->id,ROUTING_STORAGE_TYPE_LEVEL),
+               "Reading a storage type, processing unit \"%s\" already exists", storage_type->id);
+
+  storage_type_t stype = xbt_new0(s_storage_type_t, 1);
+  stype->model = xbt_strdup(storage_type->model);
+  stype->properties = storage_type->properties;
+  stype->content = parse_storage_content(storage_type->content);
+  stype->type_id = xbt_strdup(storage_type->id);
+
+  XBT_DEBUG("ROUTING Create a storage type id '%s' with model '%s' content '%s' and properties '%p'",
+      stype->type_id,
+      stype->model,
+      storage_type->content,
+      stype->properties);
+
+  xbt_lib_set(storage_type_lib,
+      stype->type_id,
+      ROUTING_STORAGE_TYPE_LEVEL,
+      (void *) stype);
+}
+static void storage_parse_mstorage(sg_platf_mstorage_cbarg_t mstorage)
+{
+  THROW_UNIMPLEMENTED;
+//  mount_t mnt = xbt_new0(s_mount_t, 1);
+//  mnt->id = xbt_strdup(mstorage->type_id);
+//  mnt->name = xbt_strdup(mstorage->name);
+//
+//  if(!mount_list){
+//    XBT_DEBUG("Creata a Mount list for %s",A_surfxml_host_id);
+//    mount_list = xbt_dynar_new(sizeof(char *), NULL);
+//  }
+//  xbt_dynar_push(mount_list,(void *) mnt);
+//  free(mnt->id);
+//  free(mnt->name);
+//  xbt_free(mnt);
+//  XBT_DEBUG("ROUTING Mount a storage name '%s' with type_id '%s'",mstorage->name, mstorage->id);
+}
+
+static void mount_free(void *p)
+{
+  mount_t mnt = p;
+  xbt_free(mnt->name);
+}
+
+static void storage_parse_mount(sg_platf_mount_cbarg_t mount)
+{
+  // Verification of an existing storage
+#ifndef NDEBUG
+  void* storage = xbt_lib_get_or_null(storage_lib, mount->id,ROUTING_STORAGE_LEVEL);
+#endif
+  xbt_assert(storage,"Disk id \"%s\" does not exists", mount->id);
+
+  XBT_DEBUG("ROUTING Mount '%s' on '%s'",mount->id, mount->name);
+
+  s_mount_t mnt;
+  mnt.id = surf_storage_resource_by_name(mount->id);
+  mnt.name = xbt_strdup(mount->name);
+
+  if(!mount_list){
+    XBT_DEBUG("Create a Mount list for %s",A_surfxml_host_id);
+    mount_list = xbt_dynar_new(sizeof(s_mount_t), mount_free);
+  }
+  xbt_dynar_push(mount_list,&mnt);
+}
+
+static XBT_INLINE void routing_storage_type_free(void *r)
+{
+  storage_type_t stype = r;
+  free(stype->model);
+  free(stype->type_id);
+  xbt_dict_free(&(stype->properties));
+  xbt_dict_free(&(stype->content));
+  free(stype);
+}
+
+static XBT_INLINE void routing_storage_host_free(void *r)
+{
+  xbt_dynar_t dyn = r;
+  xbt_dynar_free(&dyn);
+}
+
+void storage_register_callbacks() {
+
+  ROUTING_STORAGE_LEVEL = xbt_lib_add_level(storage_lib,xbt_free);
+  ROUTING_STORAGE_HOST_LEVEL = xbt_lib_add_level(storage_lib,routing_storage_host_free);
+  ROUTING_STORAGE_TYPE_LEVEL = xbt_lib_add_level(storage_type_lib,routing_storage_type_free);
+  SURF_STORAGE_LEVEL = xbt_lib_add_level(storage_lib,surf_resource_free);
+
+  sg_platf_storage_add_cb(storage_parse_storage);
+  sg_platf_mstorage_add_cb(storage_parse_mstorage);
+  sg_platf_storage_type_add_cb(storage_parse_storage_type);
+  sg_platf_mount_add_cb(storage_parse_mount);
+}