From: Samuel Just <sam.just@inktank.com>
Date: Tue, 3 Jul 2012 19:00:32 +0000 (-0700)
Subject: librados: add assert_version as an operation on an ObjectOperation
X-Git-Tag: v0.49~32
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=bcfcf8efd5445db0a2a1b7b7223027d0b5a4752e;p=ceph.git

librados: add assert_version as an operation on an ObjectOperation

Signed-off-by: Samuel Just <sam.just@inktank.com>
---

diff --git a/src/include/rados/librados.hpp b/src/include/rados/librados.hpp
index 64101481b63c..e557451fcd8f 100644
--- a/src/include/rados/librados.hpp
+++ b/src/include/rados/librados.hpp
@@ -136,6 +136,12 @@ namespace librados
     void src_cmpxattr(const std::string& src_oid,
 		      const char *name, int op, uint64_t v);
     void exec(const char *cls, const char *method, bufferlist& inbl);
+    /**
+     * Guard operation with a check that object version == ver
+     *
+     * @param ver [in] version to check
+     */
+    void assert_version(uint64_t ver);
 
   protected:
     ObjectOperationImpl *impl;
diff --git a/src/librados/librados.cc b/src/librados/librados.cc
index 9fc2f4f2e5c1..dc2a75724b1d 100644
--- a/src/librados/librados.cc
+++ b/src/librados/librados.cc
@@ -103,6 +103,12 @@ void librados::ObjectOperation::src_cmpxattr(const std::string& src_oid,
   o->src_cmpxattr(oid, CEPH_NOSNAP, name, bl, op, CEPH_OSD_CMPXATTR_MODE_U64);
 }
 
+void librados::ObjectOperation::assert_version(uint64_t ver)
+{
+  ::ObjectOperation *o = (::ObjectOperation *)impl;
+  o->assert_version(ver);
+}
+
 void librados::ObjectOperation::exec(const char *cls, const char *method, bufferlist& inbl)
 {
   ::ObjectOperation *o = (::ObjectOperation *)impl;