Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 33 insertions, 0 deletions

diff --git a/src/os/filestore/ZFSFileStoreBackend.h b/src/os/filestore/ZFSFileStoreBackend.h
new file mode 100644
index 00000000..b1fa9887
--- /dev/null
+++ b/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