os/ObjectMap: add get_db() accessor

This is just to let us get at the underlying KeyValueDB for DBObjectMap.
It is not really better or worse than adding accessors for things like
GetEstimatedSize() to ObjectMap.

Signed-off-by: Sage Weil <sage@redhat.com>

diff --git a/src/os/ObjectMap.h b/src/os/ObjectMap.h
index 8d0a39e423465c71ed46333764826e7a154b101c..0d0b4bd5ff0cdd5c7da525752a8beb244ed5293d 100644 (file)
--- a/src/os/ObjectMap.h
+++ b/src/os/ObjectMap.h
@@ -162,6 +162,7 @@ public:
     return ObjectMapIterator();
   }
 
+  virtual KeyValueDB *get_db() { return nullptr; }
 
   ObjectMap(CephContext* cct) : cct(cct) {}
   virtual ~ObjectMap() {}

diff --git a/src/os/filestore/DBObjectMap.h b/src/os/filestore/DBObjectMap.h
index 7746483c3d3ab8ccc3634a950aa01915e0849363..0a61322cd6dc7eeaaf98a2c9c21b1667d7f7856d 100644 (file)
--- a/src/os/filestore/DBObjectMap.h
+++ b/src/os/filestore/DBObjectMap.h
@@ -58,6 +58,8 @@ class DBObjectMap : public ObjectMap {
 public:
   boost::scoped_ptr<KeyValueDB> db;
 
+  KeyValueDB *get_db() override { return db.get(); }
+
   /**
    * Serializes access to next_seq as well as the in_use set
    */