ceph/src/os/fs/ZFS.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3
   4 #ifndef CEPH_ZFS_H
   5 #define CEPH_ZFS_H
   6
   7 // Simple wrapper to hide libzfs.h. (it conflicts with standard linux headers)
   8 class ZFS {
   9   void *g_zfs;
  10 public:
  11
  12   static const int TYPE_FILESYSTEM;
  13   static const int TYPE_SNAPSHOT;
  14   static const int TYPE_VOLUME;
  15   static const int TYPE_POOL;
  16   static const int TYPE_DATASET;
  17
  18   typedef void Handle;
  19   typedef int (*iter_func)(Handle *, void *);
  20
  21   static const char *get_name(Handle *);
  22
  23   ZFS() : g_zfs(NULL) {}
  24   ~ZFS();
  25   int init();
  26   Handle *open(const char *, int);
  27   void close(Handle *);
  28   Handle *path_to_zhandle(const char *, int);
  29   int create(const char *, int);
  30   int snapshot(const char *, bool);
  31   int rollback(Handle *, Handle *, bool);
  32   int destroy_snaps(Handle *, const char *, bool);
  33   int iter_snapshots_sorted(Handle *, iter_func, void *);
  34   int mount(Handle *, const char *, int);
  35   int umount(Handle *, const char *, int);
  36   bool is_mounted(Handle *, char **);
  37 };
  38
  39 #endif