Merge branch 'master' into disk

[simgrid.git] / include / simgrid / plugins / file_system.h

diff --git a/include/simgrid/plugins/file_system.h b/include/simgrid/plugins/file_system.h
index 099cf33..8f8b4d5 100644 (file)
--- a/include/simgrid/plugins/file_system.h
+++ b/include/simgrid/plugins/file_system.h
@@ -41,6 +41,11 @@ XBT_PUBLIC void sg_file_unlink(sg_file_t fd);
 XBT_PUBLIC int sg_file_rcopy(sg_file_t file, sg_host_t host, const char* fullpath);
 XBT_PUBLIC int sg_file_rmove(sg_file_t file, sg_host_t host, const char* fullpath);
 
+XBT_PUBLIC sg_size_t sg_disk_get_size_free(sg_disk_t d);
+XBT_PUBLIC sg_size_t sg_disk_get_size_used(sg_disk_t d);
+XBT_PUBLIC sg_size_t sg_disk_get_size(sg_disk_t d);
+XBT_PUBLIC const char* sg_disk_get_mount_point(sg_disk_t d);
+
 XBT_PUBLIC sg_size_t sg_storage_get_size_free(sg_storage_t st);
 XBT_PUBLIC sg_size_t sg_storage_get_size_used(sg_storage_t st);
 XBT_PUBLIC sg_size_t sg_storage_get_size(sg_storage_t st);
@@ -126,7 +131,8 @@ public:
   void dump();
 
   int desc_id = 0;
-  Storage* local_storage_;
+  Disk* local_disk_       = nullptr;
+  Storage* local_storage_ = nullptr;
   std::string mount_point_;
 
 private:
@@ -137,6 +143,30 @@ private:
   void* userdata_             = nullptr;
 };
 
+class XBT_PUBLIC FileSystemDiskExt {
+public:
+  static simgrid::xbt::Extension<Disk, FileSystemDiskExt> EXTENSION_ID;
+  explicit FileSystemDiskExt(Disk* ptr);
+  FileSystemDiskExt(const FileSystemDiskExt&) = delete;
+  FileSystemDiskExt& operator=(const FileSystemDiskExt&) = delete;
+  std::map<std::string, sg_size_t>* parse_content(const std::string& filename);
+  std::map<std::string, sg_size_t>* get_content() const { return content_.get(); }
+  const char* get_mount_point() { return mount_point_.c_str(); }
+  const char* get_mount_point(s4u::Host* remote_host) { return remote_mount_points_[remote_host].c_str(); }
+  void add_remote_mount(Host* host, std::string mount_point) { remote_mount_points_.insert({host, mount_point}); }
+  sg_size_t get_size() const { return size_; }
+  sg_size_t get_used_size() const { return used_size_; }
+  void decr_used_size(sg_size_t size) { used_size_ -= size; }
+  void incr_used_size(sg_size_t size) { used_size_ += size; }
+
+private:
+  std::unique_ptr<std::map<std::string, sg_size_t>> content_;
+  std::map<Host*, std::string> remote_mount_points_;
+  std::string mount_point_;
+  sg_size_t used_size_ = 0;
+  sg_size_t size_      = static_cast<sg_size_t>(500 * 1024) * 1024 * 1024;
+};
+
 class XBT_PUBLIC FileSystemStorageExt {
 public:
   static simgrid::xbt::Extension<Storage, FileSystemStorageExt> EXTENSION_ID;