initial code repo

[stor4nfv.git] / src / ceph / src / os / filestore / ZFSFileStoreBackend.h

diff --git a/src/ceph/src/os/filestore/ZFSFileStoreBackend.h b/src/ceph/src/os/filestore/ZFSFileStoreBackend.h
new file mode 100644 (file)
index 0000000..b1fa988
--- /dev/null
+++ b/src/ceph/src/os/filestore/ZFSFileStoreBackend.h
@@ -0,0 +1,33 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_ZFSFILESTOREBACKEND_H
+#define CEPH_ZFSFILESTOREBACKEND_H
+
+#ifdef HAVE_LIBZFS
+#include "GenericFileStoreBackend.h"
+#include "os/fs/ZFS.h"
+
+class ZFSFileStoreBackend : public GenericFileStoreBackend {
+private:
+  ZFS zfs;
+  ZFS::Handle *base_zh;
+  ZFS::Handle *current_zh;
+  bool m_filestore_zfs_snap;
+  int update_current_zh();
+public:
+  explicit ZFSFileStoreBackend(FileStore *fs);
+  ~ZFSFileStoreBackend();
+  const char *get_name() override {
+    return "zfs";
+  }
+  int detect_features();
+  bool can_checkpoint();
+  int create_current();
+  int list_checkpoints(list<string>& ls);
+  int create_checkpoint(const string& name, uint64_t *cid);
+  int rollback_to(const string& name);
+  int destroy_checkpoint(const string& name);
+};
+#endif
+#endif