ext->file_descriptor_table->pop_back();
XBT_DEBUG("\tOpen file '%s'", path_.c_str());
- std::map<std::string, sg_size_t>* content;
+ std::map<std::string, sg_size_t>* content = nullptr;
if (local_storage_)
content = local_storage_->extension<FileSystemStorageExt>()->get_content();
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()) {
- size_ = sz->second;
- } else {
- size_ = 0;
- content->insert({path_, size_});
- XBT_DEBUG("File '%s' was not found, file created.", path_.c_str());
+ if (content) {
+ auto sz = content->find(path_);
+ if (sz != content->end()) {
+ size_ = sz->second;
+ } else {
+ size_ = 0;
+ content->insert({path_, size_});
+ XBT_DEBUG("File '%s' was not found, file created.", path_.c_str());
+ }
}
}
current_position_ += read_size;
}
- if (host->get_name() != Host::current()->get_name() && read_size > 0) {
+ if (host && host->get_name() != Host::current()->get_name() && read_size > 0) {
/* the file is hosted on a remote host, initiate a communication between src and dest hosts for data transfer */
XBT_DEBUG("File is on %s remote host, initiate data transfer of %llu bytes.", host->get_cname(), read_size);
host->send_to(Host::current(), read_size);
if (local_disk_)
host = local_disk_->get_host();
- if (host->get_name() != Host::current()->get_name()) {
+ if (host && host->get_name() != Host::current()->get_name()) {
/* the file is hosted on a remote host, initiate a communication between src and dest hosts for data transfer */
XBT_DEBUG("File is on %s remote host, initiate data transfer of %llu bytes.", host->get_cname(), size);
Host::current()->send_to(host, size);
if (sg_storage_get_size_used(local_storage_) >= sg_storage_get_size(local_storage_))
return 0;
if (write_inside == 0) {
- /* Substract the part of the file that might disappear from the used sized on the storage element */
+ /* Subtract the part of the file that might disappear from the used sized on the storage element */
local_storage_->extension<FileSystemStorageExt>()->decr_used_size(size_ - current_position_);
write_size = local_storage_->write(size);
local_storage_->extension<FileSystemStorageExt>()->incr_used_size(write_size);
if (sg_disk_get_size_used(local_disk_) >= sg_disk_get_size(local_disk_))
return 0;
if (write_inside == 0) {
- /* Substract the part of the file that might disappear from the used sized on the storage element */
+ /* Subtract the part of the file that might disappear from the used sized on the storage element */
local_disk_->extension<FileSystemDiskExt>()->decr_used_size(size_ - current_position_);
write_size = local_disk_->write(size);
local_disk_->extension<FileSystemDiskExt>()->incr_used_size(write_size);
{
/* Check if the new full path is on the same mount point */
if (fullpath.compare(0, mount_point_.length(), mount_point_) == 0) {
- std::map<std::string, sg_size_t>* content;
+ std::map<std::string, sg_size_t>* content = nullptr;
if (local_storage_)
content = local_storage_->extension<FileSystemStorageExt>()->get_content();
if (local_disk_)
content = local_disk_->extension<FileSystemDiskExt>()->get_content();
- auto sz = content->find(path_);
- if (sz != content->end()) { // src file exists
- sg_size_t new_size = sz->second;
- content->erase(path_);
- std::string path = fullpath.substr(mount_point_.length(), fullpath.length());
- content->insert({path.c_str(), new_size});
- XBT_DEBUG("Move file from %s to %s, size '%llu'", path_.c_str(), fullpath.c_str(), new_size);
- } else {
- XBT_WARN("File %s doesn't exist", path_.c_str());
+ if (content) {
+ auto sz = content->find(path_);
+ if (sz != content->end()) { // src file exists
+ sg_size_t new_size = sz->second;
+ content->erase(path_);
+ std::string path = fullpath.substr(mount_point_.length(), fullpath.length());
+ content->insert({path.c_str(), new_size});
+ XBT_DEBUG("Move file from %s to %s, size '%llu'", path_.c_str(), fullpath.c_str(), new_size);
+ } else {
+ XBT_WARN("File %s doesn't exist", path_.c_str());
+ }
}
} else {
XBT_WARN("New full path %s is not on the same mount point: %s.", fullpath.c_str(), mount_point_.c_str());
int File::unlink()
{
/* Check if the file is on local storage */
- std::map<std::string, sg_size_t>* content;
- const char* name = nullptr;
+ std::map<std::string, sg_size_t>* content = nullptr;
+ const char* name = "";
if (local_storage_) {
content = local_storage_->extension<FileSystemStorageExt>()->get_content();
name = local_storage_->get_cname();
name = local_disk_->get_cname();
}
- if (content->find(path_) == content->end()) {
+ if (not content || content->find(path_) == content->end()) {
XBT_WARN("File %s is not on disk %s. Impossible to unlink", path_.c_str(), name);
return -1;
} else {
int File::remote_copy(sg_host_t host, const char* fullpath)
{
/* Find the host where the file is physically located and read it */
- Host* src_host;
+ Host* src_host = nullptr;
if (local_storage_) {
src_host = local_storage_->get_host();
XBT_DEBUG("READ %s on disk '%s'", get_path(), local_storage_->get_cname());
}
}
- XBT_DEBUG("Initiate data transfer of %llu bytes between %s and %s.", read_size, src_host->get_cname(),
- dst_host->get_cname());
- src_host->send_to(dst_host, read_size);
+ if (src_host) {
+ XBT_DEBUG("Initiate data transfer of %llu bytes between %s and %s.", read_size, src_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);