std::map<std::string, sg_size_t>* content;
if (local_storage_)
content = local_storage_->extension<FileSystemStorageExt>()->get_content();
- else
+
+ if (local_disk_)
content = local_disk_->extension<FileSystemDiskExt>()->get_content();
+
// if file does not exist create an empty file
auto sz = content->find(path_);
if (sz != content->end()) {
void File::dump()
{
- XBT_INFO("File Descriptor information:\n"
- "\t\tFull path: '%s'\n"
- "\t\tSize: %llu\n"
- "\t\tMount point: '%s'\n"
- "\t\tStorage Id: '%s'\n"
- "\t\tStorage Type: '%s'\n"
- "\t\tFile Descriptor Id: %d",
- get_path(), size_, mount_point_.c_str(), local_storage_->get_cname(), local_storage_->get_type(), desc_id);
+ if (local_storage_)
+ XBT_INFO("File Descriptor information:\n"
+ "\t\tFull path: '%s'\n"
+ "\t\tSize: %llu\n"
+ "\t\tMount point: '%s'\n"
+ "\t\tStorage Id: '%s'\n"
+ "\t\tStorage Type: '%s'\n"
+ "\t\tFile Descriptor Id: %d",
+ get_path(), size_, mount_point_.c_str(), local_storage_->get_cname(), local_storage_->get_type(), desc_id);
+ if (local_disk_)
+ XBT_INFO("File Descriptor information:\n"
+ "\t\tFull path: '%s'\n"
+ "\t\tSize: %llu\n"
+ "\t\tMount point: '%s'\n"
+ "\t\tDisk Id: '%s'\n"
+ "\t\tHost Id: '%s'\n"
+ "\t\tFile Descriptor Id: %d",
+ get_path(), size_, mount_point_.c_str(), local_disk_->get_cname(), local_disk_->get_host()->get_cname(),
+ desc_id);
}
sg_size_t File::read(sg_size_t size)
return -1;
} else {
XBT_DEBUG("UNLINK %s on disk '%s'", path_.c_str(), name);
+
if (local_storage_)
local_storage_->extension<FileSystemStorageExt>()->decr_used_size(size_);
+
if (local_disk_)
local_disk_->extension<FileSystemDiskExt>()->decr_used_size(size_);
int File::remote_copy(sg_host_t host, const char* fullpath)
{
/* Find the host where the file is physically located and read it */
- Storage* storage_src = local_storage_;
- Host* src_host = storage_src->get_host();
+ Host* src_host;
+ if (local_storage_) {
+ src_host = local_storage_->get_host();
+ XBT_DEBUG("READ %s on disk '%s'", get_path(), local_storage_->get_cname());
+ }
+
+ if (local_disk_) {
+ src_host = local_disk_->get_host();
+ XBT_DEBUG("READ %s on disk '%s'", get_path(), local_disk_->get_cname());
+ }
+
seek(0, SEEK_SET);
- XBT_DEBUG("READ %s on disk '%s'", get_path(), local_storage_->get_cname());
// if the current position is close to the end of the file, we may not be able to read the requested size
- sg_size_t read_size = local_storage_->read(size_);
+ sg_size_t read_size = 0;
+ if (local_storage_)
+ read_size = local_storage_->read(size_);
+ if (local_disk_)
+ read_size = local_disk_->read(size_);
+
current_position_ += read_size;
- /* Find the host that owns the storage where the file has to be copied */
- Storage* storage_dest = nullptr;
- Host* dst_host;
- size_t longest_prefix_length = 0;
-
- for (auto const& elm : host->get_mounted_storages()) {
- std::string mount_point = std::string(fullpath).substr(0, elm.first.size());
- if (mount_point == elm.first && elm.first.length() > longest_prefix_length) {
- /* The current mount name is found in the full path and is bigger than the previous*/
- longest_prefix_length = elm.first.length();
- storage_dest = elm.second;
+ Host* dst_host = host;
+ if (local_storage_) {
+ /* Find the host that owns the storage where the file has to be copied */
+ Storage* storage_dest = nullptr;
+ size_t longest_prefix_length = 0;
+
+ for (auto const& elm : host->get_mounted_storages()) {
+ std::string mount_point = std::string(fullpath).substr(0, elm.first.size());
+ if (mount_point == elm.first && elm.first.length() > longest_prefix_length) {
+ /* The current mount name is found in the full path and is bigger than the previous*/
+ longest_prefix_length = elm.first.length();
+ storage_dest = elm.second;
+ }
+ }
+
+ if (storage_dest != nullptr) {
+ /* Mount point found, retrieve the host the storage is attached to */
+ dst_host = storage_dest->get_host();
+ } else {
+ XBT_WARN("Can't find mount point for '%s' on destination host '%s'", fullpath, host->get_cname());
+ return -1;
}
}
- if (storage_dest != nullptr) {
- /* Mount point found, retrieve the host the storage is attached to */
- dst_host = storage_dest->get_host();
- } else {
- XBT_WARN("Can't find mount point for '%s' on destination host '%s'", fullpath, host->get_cname());
- return -1;
+ if (local_disk_) {
+ size_t longest_prefix_length = 0;
+ Disk* dst_disk = nullptr;
+
+ for (auto const& disk : host->get_disks()) {
+ const char* current_mount_str = disk->get_property("mount");
+ if (current_mount_str) {
+ std::string current_mount = std::string(current_mount_str);
+ std::string mount_point = std::string(fullpath).substr(0, current_mount.length());
+ if (mount_point == current_mount && current_mount.length() > longest_prefix_length) {
+ /* The current mount name is found in the full path and is bigger than the previous*/
+ longest_prefix_length = current_mount.length();
+ dst_disk = disk;
+ }
+ }
+ }
+
+ if (dst_disk == nullptr) {
+ XBT_WARN("Can't find mount point for '%s' on destination host '%s'", fullpath, host->get_cname());
+ return -1;
+ }
}
XBT_DEBUG("Initiate data transfer of %llu bytes between %s and %s.", read_size, src_host->get_cname(),
- storage_dest->get_host()->get_cname());
+ dst_host->get_cname());
src_host->send_to(dst_host, read_size);
/* Create file on remote host, write it and close it */
File* fd = new File(fullpath, dst_host, nullptr);
- sg_size_t write_size = fd->local_storage_->write(read_size);
- fd->local_storage_->extension<FileSystemStorageExt>()->incr_used_size(write_size);
- (*(fd->local_storage_->extension<FileSystemStorageExt>()->get_content()))[path_] = size_;
+ if (local_storage_) {
+ sg_size_t write_size = fd->local_storage_->write(read_size);
+ fd->local_storage_->extension<FileSystemStorageExt>()->incr_used_size(write_size);
+ (*(fd->local_storage_->extension<FileSystemStorageExt>()->get_content()))[path_] = size_;
+ }
+ if (local_disk_)
+ fd->write(read_size);
delete fd;
return 0;
}