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-rw-r--r--src/librbd/operation/MetadataRemoveRequest.cc60
1 files changed, 60 insertions, 0 deletions
diff --git a/src/librbd/operation/MetadataRemoveRequest.cc b/src/librbd/operation/MetadataRemoveRequest.cc
new file mode 100644
index 00000000..828e7a5b
--- /dev/null
+++ b/src/librbd/operation/MetadataRemoveRequest.cc
@@ -0,0 +1,60 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "librbd/operation/MetadataRemoveRequest.h"
+#include "common/dout.h"
+#include "common/errno.h"
+#include "librbd/ImageCtx.h"
+
+#define dout_subsys ceph_subsys_rbd
+#undef dout_prefix
+#define dout_prefix *_dout << "librbd::MetadataRemoveRequest: "
+
+namespace librbd {
+namespace operation {
+
+template <typename I>
+MetadataRemoveRequest<I>::MetadataRemoveRequest(I &image_ctx,
+ Context *on_finish,
+ const std::string &key)
+ : Request<I>(image_ctx, on_finish), m_key(key) {
+}
+
+template <typename I>
+void MetadataRemoveRequest<I>::send_op() {
+ send_metadata_remove();
+}
+
+template <typename I>
+bool MetadataRemoveRequest<I>::should_complete(int r) {
+ I &image_ctx = this->m_image_ctx;
+ CephContext *cct = image_ctx.cct;
+ ldout(cct, 20) << this << " " << __func__ << " r=" << r << dendl;
+
+ if (r < 0) {
+ lderr(cct) << "encountered error: " << cpp_strerror(r) << dendl;
+ }
+ return true;
+}
+
+template <typename I>
+void MetadataRemoveRequest<I>::send_metadata_remove() {
+ I &image_ctx = this->m_image_ctx;
+ ceph_assert(image_ctx.owner_lock.is_locked());
+
+ CephContext *cct = image_ctx.cct;
+ ldout(cct, 20) << this << " " << __func__ << dendl;
+
+ librados::ObjectWriteOperation op;
+ cls_client::metadata_remove(&op, m_key);
+
+ librados::AioCompletion *comp = this->create_callback_completion();
+ int r = image_ctx.md_ctx.aio_operate(image_ctx.header_oid, comp, &op);
+ ceph_assert(r == 0);
+ comp->release();
+}
+
+} // namespace operation
+} // namespace librbd
+
+template class librbd::operation::MetadataRemoveRequest<librbd::ImageCtx>;